1 2008-12-09 Andrew Haley <aph@redhat.com>
3 * fixed-value.c (do_fixed_add): Add comment.
4 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
5 * builtins.c (fold_builtin_sqrt): Likewise.
7 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
10 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
12 * calls.c (nitialize_argument_information): Add fntype argument
13 and use it for calls.promote_function_args.
14 (expand_call): Pass fntype to aggregate_value_p if no fndecl
15 available and pass additional fntype to
16 initialize_argument_information.
17 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
18 to get function abi type.
19 (init_cumulative_args): Use for abi kind detection fntype, when no
22 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
24 * config/s390/s390.md (movti, movdi_64, movdi_31,
25 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
26 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
28 (Integer->BLKmode splitter): Removed.
30 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
32 * config/alpha/alpha.c (alpha_set_memflags): Process memory
33 references in full insn sequence.
35 2008-12-09 Jason Merrill <jason@redhat.com>
38 * gimplify.c (gimplify_init_constructor): Don't write out a static
39 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
42 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
45 Fix testsuite/gfortran.dg/graphite/id-3.f90.
46 * graphite.c (scopdet_basic_block_info): Fix bug that found some
47 regions more than once.
48 * testsuite/gfortran.dg/graphite/id-3.f90: New.
49 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
51 2008-12-09 Ben Elliston <bje@au.ibm.com>
53 * emutls.c (__emutls_get_address): Prototype.
54 (__emutls_register_common): Likewise.
56 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
58 2008-12-09 Ben Elliston <bje@au.ibm.com>
60 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
62 2008-12-08 Steve Ellcey <sje@cup.hp.com>
64 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
65 (nonlocal_goto_receiver): New instruction.
67 2008-12-08 Jakub Jelinek <jakub@redhat.com>
70 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
73 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
74 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
76 2008-12-08 Richard Henderson <rth@redhat.com>
79 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
81 * c-decl.c (parser_xref_tag): Use it.
82 (finish_enum): Likewise.
83 * tree.c (build_pointer_type_for_mode): Likewise.
84 (build_reference_type_for_mode, build_index_type): Likewise.
85 (build_range_type, make_vector_type): Likewise.
86 (build_common_tree_nodes_2): Likewise.
87 * stor-layout.c (compute_record_mode): Likewise.
88 (finalize_type_size, layout_type, make_fract_type): Likewise.
89 (make_accum_type, initialize_sizetypes): Likewise.
90 (vector_type_mode): New.
91 * function.c (allocate_struct_function): Call
92 invoke_set_current_function_hook before querying anything else.
94 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
96 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
98 * alias.c (find_base_term): Synch LO_SUM handling with what
101 2008-12-08 Andrew Haley <aph@redhat.com>
102 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
104 * gimple.h (gimple_build_try): Fix declaration.
106 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
107 * fixed-value.c (do_fixed_add): Likewise.
108 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
110 2008-12-08 Jakub Jelinek <jakub@redhat.com>
113 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
114 on parallel and task contexts.
116 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
118 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
120 2008-12-07 Richard Guenther <rguenther@suse.de>
122 PR tree-optimization/38405
123 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
124 not sign-extend truth values.
126 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
128 * tree-sra.c (scalarize_use): Create another temporary with the proper
129 type for signed types in the use_all && !is_output bitfield case.
131 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
133 PR rtl-optimization/36365
134 * df-core.c (df_worklist_dataflow_overeager): Remove.
135 (df_worklist_dataflow): Don't call it, use double-queue only.
136 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
138 2008-12-06 Jakub Jelinek <jakub@redhat.com>
141 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
142 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
144 2008-12-07 Ben Elliston <bje@au.ibm.com>
146 * gthr-single.h (__gthread_once): Adjust prototype to match all
147 other gthreads models.
149 2008-12-06 Jakub Jelinek <jakub@redhat.com>
151 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
152 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
155 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
156 operands to mult_type if it isn't narrower than op0's type.
158 2008-12-06 Jan Hubicka <jh@suse.cz>
159 Jakub Jelinek <jakub@redhat.com>
161 PR tree-optimization/38074
162 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
164 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
165 in both dirrection for first match heuristics.
166 (tree_bb_level_predictions): Disable noreturn heuristic when there
167 is no returning path.
169 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
171 PR rtl-optimization/38272
172 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
175 2008-12-05 Jakub Jelinek <jakub@redhat.com>
178 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
179 (pp_c_expression): Likewise.
181 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
184 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
186 2008-12-05 Jakub Jelinek <jakub@redhat.com>
189 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
190 arguments to HOST_WIDE_INT. If type has different signedness
191 than unsignedp or different precision from bitsize, create
192 the right type for BIT_FIELD_REF and cast to type.
193 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
196 2008-03-05 Richard Guenther <rguenther@suse.de>
198 * fold-const.c (fold_truthop): Remove code generating
199 BIT_FIELD_REFs of structure bases.
200 (fold_binary): Likewise.
201 (make_bit_field_ref): Remove.
202 (optimize_bit_field_compare): Remove.
203 (all_ones_mask_p): Remove.
205 2008-12-05 Jakub Jelinek <jakub@redhat.com>
207 * tree-sra.c (sra_explode_bitfield_assignment): Always
208 call unsigned_type_for, if the precision is higher than
209 needed, call build_nonstandard_integer_type.
212 * function.c (assign_parm_find_stack_rtl): If promoted_mode
213 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
217 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
218 only if internal_arg_pointer is a non-virtual pseudo.
220 2008-12-05 Joseph Myers <joseph@codesourcery.com>
222 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
223 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
224 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
226 2008-12-05 Jakub Jelinek <jakub@redhat.com>
228 PR tree-optimization/37716
229 * gimplify.c (gimplify_expr): Allow COND_EXPR if
230 gimplify_ctxp->allow_rhs_cond_expr.
232 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
234 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
235 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
237 (alpha_emit_conditional_branch): Do not generate direct branch
238 for UNORDERED comparisons.
240 2008-12-05 Andreas Schwab <schwab@suse.de>
242 * config/rs6000/linux-unwind.h (frob_update_context): Check for
245 2008-12-05 Jakub Jelinek <jakub@redhat.com>
248 * fold-const.c (fold_checksum_tree): Change buf type to union
251 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
254 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
256 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
258 2008-12-05 Ben Elliston <bje@au.ibm.com>
260 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
262 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
264 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
265 Gary Funck <gary@intrepid.com>
267 * cse.c (lookup_as_function): Delete mode frobbing code.
268 (equiv_constant): Re-implement it there for SUBREGs.
270 2008-12-04 Richard Guenther <rguenther@suse.de>
273 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
274 (tree-ssa-structalias.o): Remove errors.h dependency.
275 (tree-ssa-reassoc.o): Likewise.
276 * tree-ssa-reassoc.c: Do not include errors.h.
277 * tree-ssa-alias-warnings.c: Remove.
278 * tree-ssa-alias.c (compute_may_aliases): Remove call to
279 strict_aliasing_warning_backend.
280 * tree-ssa-structalias.c (emit_pointer_definition): New function.
281 (emit_alias_warning): Likewise.
282 (set_uids_in_ptset): Warn for clear cases of type-punning.
283 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
286 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
288 * cse.c (equiv_constant): Fix pasto.
290 2008-12-04 Nick Clifton <nickc@redhat.com>
292 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
293 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
294 formatting of quotes.
296 2008-12-04 Jakub Jelinek <jakub@redhat.com>
299 * fold-const.c (fold_checksum_tree): Allow modification of
302 2008-12-03 Jakub Jelinek <jakub@redhat.com>
305 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
306 have the right number of arguments.
308 2008-12-03 Richard Guenther <rguenther@suse.de>
311 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
314 2008-12-03 Tomas Bily <tbily@suse.cz>
317 * tree-loop-distribution.c (build_size_arg): New function.
318 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
319 Reorganized generating of stmts.
320 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
321 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
322 Indicate if analysis succeed.
323 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
324 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
325 Uses new definition of dr_analyze_innermost.
327 2008-12-03 Ben Elliston <bje@au.ibm.com>
329 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
331 2008-12-03 Jakub Jelinek <jakub@redhat.com>
333 PR tree-optimization/37716
334 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
335 all the needed operations as trees and gimplify_assign it to dst.
338 * configure.ac (gcc_cv_readelf): Look for readelf.
339 (gcc_cv_as_cfi_advance_working): Check for working
340 cfi advances with code alignment factor > 1.
341 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
343 * configure: Regenerated.
345 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
346 Jakub Jelinek <jakub@redhat.com>
347 Andrew Pinski <andrew_pinski@playstation.sony.com>
349 PR rtl-optimization/38281
350 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
351 set it to NULL_RTX afterwards.
353 * emit-rtl.c (set_insn_deleted): Fix formatting.
355 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
357 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
359 * config/mips/mips.md (IMOVE32): New mode iterator.
360 (movsi): Generalize with IMOVE32.
361 (*movsi_internal): Likewise.
362 (*mov<mode>_mips16): Likewise.
365 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
366 Maxim Kuvyrkov <maxim@codesourcery.com>
368 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
369 PC-relative addressing when compiling for uclinux PIC.
370 (__cmpdf_internal, __cmpsf_internal): Hide.
371 (__cmpdf, __cmpsf): Use PIC call sequence.
373 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
374 Jack Howarth <howarth@bromo.med.uc.edu>
376 * config/i386/t-darwin64: Add m32 multilib support.
378 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
380 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
382 2008-12-02 Jakub Jelinek <jakub@redhat.com>
385 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
386 before using it in POINTER_PLUS_EXPR.
388 2008-12-02 Richard Guenther <rguenther@suse.de>
390 PR tree-optimization/38359
391 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
394 2008-12-02 Martin Jambor <mjambor@suse.cz>
397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
399 (forward_propagate_addr_into_variable_array_index): Check that the
400 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
401 than the gimple code directly.
403 2008-12-02 Ben Elliston <bje@au.ibm.com>
405 * config/spu/float_disf.c (__floatdisf): Prototype.
406 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
407 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
408 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
410 2008-12-02 DJ Delorie <dj@redhat.com>
412 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
413 (DWARF_CIE_DATA_ALIGNMENT): Define.
415 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
416 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
417 (xstormy16_expand_prologue): Likewise.
418 (xstormy16_expand_builtin_va_start): Likewise.
419 (xstormy16_gimplify_va_arg_expr): Likewise.
421 2008-12-02 Jakub Jelinek <jakub@redhat.com>
424 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
425 potentially returned from folding memcpy.
426 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
427 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
429 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
432 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
433 decoration of function RTL names here on Ada language.
435 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
437 PR rtl-optimization/38280
438 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
439 ira_rebuild_regno_allocno_list): New functions.
440 (regno_allocnos): New static variable.
441 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
442 Call ira_rebuild_regno_allocno_list.
444 2008-12-01 David Daney <ddaney@caviumnetworks.com>
445 Adam Nemet <anemet@caviumnetworks.com>
447 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
448 LINUX_DRIVER_SELF_SPECS.
450 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
452 PR rtl-optimization/37514
453 * reload1.c (reload_as_needed): Invalidate reg_last_reload
456 2008-12-01 Jakub Jelinek <jakub@redhat.com>
459 * c-omp.c (c_finish_omp_for): Only transform pointer
460 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
462 PR rtl-optimization/38245
463 * tree-vrp.c (abs_extent_range): New function.
464 (extract_range_from_binary_expr): Compute range
465 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
466 or includes zero or if vr1 is VR_RANGE and op0 has some
469 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
472 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
473 case by calculating ~(new_reg & val) instead of (~new_reg & val).
474 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
475 to (not:I48MODE (and:I48MODE (...))).
476 (sync_old_nand<mode>): Ditto.
477 (sync_new_nand<mode>): Ditto.
479 2008-12-01 Nick Clifton <nickc@redhat.com>
481 * config/stormy16/stormy16.md (CARRY_REG): New constant.
482 Replace uses of the "y" register class with direct references to
483 the CARRY_REG register.
484 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
485 register with clobbers of the carry register.
486 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
487 (xstormy16_split_cbranch): Remove redundant carry parameter.
488 (xstormy16_expand_arith): Likewise.
489 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
490 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
491 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
492 (CARRY_REGNUM): Define.
493 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
495 (xstormy16_expand_arith): Likewise.
497 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
499 * config/score/score.h (IRA_COVER_CLASSES): Define.
501 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
504 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
505 (divsi3_sp32): Add new alternative with 'K' for operand #2.
506 (cmp_sdiv_cc_set): Factor common string.
507 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
509 (cmp_udiv_cc_set): Factor common string.
511 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
514 * varasm.c (emutls_finish): Fix common registration.
516 2008-11-29 Jakub Jelinek <jakub@redhat.com>
519 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
521 2008-11-29 David Edelsohn <edelsohn@gnu.org>
523 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
524 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
525 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
526 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
527 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
528 Ignore sub-word case for now.
529 (sync_nand<mode>_internal): Represent NAND in RTL.
530 (sync_old_nand<mode): Same.
531 (sync_old_name<mode>_internal): Same.
532 (sync_new_nand<mode>): Same.
533 (sync_new_nand<mode>_internal): Same.
534 (sync_boolcshort_internal): Expect NAND.
536 2008-11-28 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/37955
539 PR tree-optimization/37742
540 * tree-vect-transform.c (vectorizable_store): Remove assert for
542 (vectorizable_load): Likewise.
544 2008-11-27 Richard Guenther <rguenther@suse.de>
546 * tree-ssa-structalias.c (intra_create_variable_infos): Make
547 a constraint for the static chain parameter.
549 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
551 * config/bfin/bfin.opt (micplb): New option.
552 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
553 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
554 ENABLE_WA_INDIRECT_CALLS): New macros.
555 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
557 (indirect_call_p): New function.
558 (workaround_speculation): Handle anomaly 05-00-0426 when
559 ENABLE_WA_INDIRECT_CALLS is true.
560 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
561 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
562 * doc/invoke.texi (Blackfin Options): Document -micplb.
564 2008-11-26 DJ Delorie <dj@redhat.com>
566 * config/m32c/mov.md ("extendhipsi2"): New.
568 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
570 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
571 * config/m32c/mov.md (zero_extendqihi2): Likewise.
573 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
575 * config/mips/mips.md (clear_hazard): Rename to
576 clear_hazard_<mode>. Use mode-specific addition.
577 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
578 or gen_clear_hazard_di depending on the size of Pmode.
580 2008-11-26 DJ Delorie <dj@redhat.com>
582 * configure.ac: Test m32c-elf-gas for .loc.
583 * configure: Likewise.
585 2008-11-26 Janis Johnson <janis187@us.ibm.com>
588 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
591 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/sync.md (memory_barrier_nosse): Disable also for
594 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
595 (memory_barrier): Do not generate memory_barrier_nosse instruction
597 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
599 2008-11-26 Fredrik Unger <fred@tree.se>
601 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
602 function name from __floatundisf.
603 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
606 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
607 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/37869
610 * tree-ssa-structalias.c (struct constraint_graph): Remove
611 pt_used and number_incoming members.
612 (build_pred_graph): Do not allocate them.
613 (condense_visit): Do not use them.
614 (label_visit): Likewise.
615 (free_var_substitution_info): Do not free them.
617 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
619 * doc/invoke.texi (ira-max-loops-num): Change semantics.
621 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
623 * ira-color.c (allocno_spill_priority): New function.
624 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
625 Print more info about the spilled allocno.
626 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
629 * ira-build.c (loop_node_to_be_removed_p): Remove.
630 (loop_compare_func, mark_loops_for_removal): New functions.
631 (remove_uneccesary_loop_nodes_from_loop_t): Use member
633 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
635 * ira.c (ira): Don't change flag_ira_algorithm.
637 * params.def (ira-max-loops-num): Change the value.
639 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
641 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
642 Disable unsupported alternative for ColdFire,
643 add new alternative that ColdFire can handle.
645 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
647 * regrename.c (merge_overlapping_regs): Add registers artificially
648 defined at the top of the basic block to the set of live ones just
649 before the first insn.
651 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
652 Joey Ye <joey.ye@intel.com>
655 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
656 false if we need to align the outgoing stack.
657 (ix86_update_stack_boundary): Check parm_stack_boundary.
659 2008-11-25 Richard Guenther <rguenther@suse.de>
663 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
664 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
665 in favor of dereferenced_ptrs.
666 (init_alias_info): Adjust.
667 (delete_alias_info): Likewise.
668 (compute_flow_insensitive_aliasing): Properly
669 include all aliased variables.
670 (update_alias_info_1): Use dereferenced_ptrs.
671 (setup_pointers_and_addressables): Likewise.
672 (get_smt_for): Honor ref-all pointers and pointers with known alias
674 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
676 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
680 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
682 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
684 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
686 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
688 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
690 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
693 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
694 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
696 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
699 UNSPECV_CMPXCHG_[12].
700 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
701 UNSPECV_CMPXCHG_[12].
704 * config/i386/sync.md (memory_barrier): New expander.
706 2008-11-24 Jakub Jelinek <jakub@redhat.com>
709 * dse.c (find_shift_sequence): Optimize extraction from a constant.
711 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
713 * pa.c (function_arg): Revert 2008-10-26 change.
715 2008-11-23 Helge Deller <deller@gmx.de>
717 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
718 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
719 succeeded and lws_ret is not equal to oldval.
721 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
723 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
725 2008-11-22 Andreas Schwab <schwab@suse.de>
727 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
730 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
732 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
733 Use constant 1 as the operand.
734 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
735 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
736 gen_rdhwr_synci_step_di depending on the size of Pmode.
738 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.md (SWI248): New mode iterator.
742 (SWI32): Remove mode iterator.
743 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
744 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
745 iterator. Generate popcnt mnemonic without mode extensions
746 for Darwin x86 targets.
747 (*popcount<mode>2_cmp): Ditto.
748 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
749 extensions for Darwin x86 targets.
751 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
753 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
754 only if HAVE_AS_SPARC_UA_PCREL is defined.
756 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
758 * ira-costs.c (find_allocno_class_costs): Work out the maximum
759 allocno_costs value of the classees with the lowest total_costs
760 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
761 (setup_allocno_cover_class_and_costs): ...rather than here.
762 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
765 2008-11-22 Jakub Jelinek <jakub@redhat.com>
768 * builtins.c (expand_builtin_apply_args): Emit sequence before
769 parm_birth_insn instead of after entry_of_function's first insn.
772 * function.c (assign_parm_remove_parallels): Pass
773 data->passed_type as third argument to emit_group_store.
776 * final.c (mark_symbol_refs_as_used): New function.
777 * output.h (mark_symbol_refs_as_used): New prototype.
778 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
779 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
780 * config/arm/arm.md (consttable_4): Likewise.
783 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
785 2008-11-21 Jakub Jelinek <jakub@redhat.com>
788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
789 propagate x = &a into *x = b if conversion from b to a's type is
792 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
794 * caller-save.c (insert_one_insn): Take into account REG_INC notes
795 for the liveness computation of the new insn.
797 2008-11-21 DJ Delorie <dj@redhat.com>
799 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
800 Moves to/from below100 space (W) can only use r0-r7.
802 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
805 * doc/invoke.texi (Optimization Options): Fix typo.
807 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
808 Xuepeng Guo <xuepeng.guo@intel.com>
810 * config.gcc (extra_headers): For x86 and x86-64, remove
811 gmmintrin.h, add immintrin.h and avxintrin.h.
813 * config/i386/gmmintrin.h: Renamed to ...
814 * config/i386/avxintrin.h: This. Issue an error if
815 _IMMINTRIN_H_INCLUDED is undedined.
817 * config/i386/immintrin.h: New.
819 2008-11-21 Jakub Jelinek <jakub@redhat.com>
822 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
823 mode of PLUS, not mode of the eliminated register.
825 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
828 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
829 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
830 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
831 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
832 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
833 (*nand<mode>3): Rename to *andnot<mode>3.
834 (*nandtf3): rename to *andnottf3.
835 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
836 Use CODE_FOR_mmx_andnotv2si3.
837 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
838 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
839 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
840 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
841 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
843 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
846 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
847 case by calculating ~(new_reg & val) instead of (~new_reg & val).
848 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
849 to (not:IMODE (and:IMODE (...))).
850 (sync_old_nand<mode>): Ditto.
851 (sync_new_nand<mode>): Ditto.
853 2008-11-20 Joseph Myers <joseph@codesourcery.com>
855 * config/arm/thumb2.md (thumb2_casesi_internal,
856 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
858 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
860 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
861 nand to the changed 4.4 semantic.
863 2008-11-20 Jakub Jelinek <jakub@redhat.com>
866 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
867 (fold_builtin_memory_op): Handle even the case where just one
868 of src and dest is an address of a var decl component, using
869 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
870 and readonly_data_expr src check.
871 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
874 PR rtl-optimization/36998
875 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
876 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
877 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
878 stack_adjust_offset callers.
879 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
881 (compute_barrier_args_size): Handle insns in annulled branches
884 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
888 Handle cases when integer argument crosses argument register boundary.
890 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
893 * config.gcc (i[34567]86-*-solaris2*): Don't include
894 i386/t-crtstuff here.
895 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
896 * config/i386/t-sol2: Move to libgcc/config/i386.
898 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
901 * tlink.c: Include "libiberty.h".
902 (initial_cwd): Change type into char *.
903 (tlink_init): Call getpwd instead of getcwd.
905 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
907 PR rtl-optimization/32283
908 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
909 of the induction variable to decide whether it may wrap.
910 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
911 initialization of the bound before the loop.
912 * simplify-rtx.c (simplify_binary_operation_1): Add two
913 simplifications regarding AND.
914 (simplify_plus_minus): Only fail if no simplification is possible.
915 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
917 2008-11-20 Jakub Jelinek <jakub@redhat.com>
920 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
921 checking until GIMPLE lowering.
922 * gimple-low.c (check_call_args): New function.
923 (lower_stmt) <case GIMPLE_CALL>: Call it.
925 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
927 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
928 with the same type as the first operand of the AND expression.
930 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
933 * ira-int.h (struct ira_loop_tree_node): New member
934 entered_from_non_parent_p.
936 * ira-color.c (print_loop_title): Print loop bbs.
938 * ira-emit.c (entered_from_non_parent_p,
939 setup_entered_from_non_parent_p): New functions.
940 (not_modified_p): Rename to store_can_be_removed_p. Check there
942 (generate_edge_moves): Use store_can_be_removed_p instead of
944 (ira_emit): Call setup_entered_from_non_parent_p.
946 * ira-build.c (copy_info_to_removed_store_destinations):
947 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
948 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
949 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
950 update all accumulated attributes.
952 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
955 * ira-int.h (ira_copy_allocno_live_range_list,
956 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
957 ira_finish_allocno_live_range_list): New prototypes.
958 (ira_allocno_live_ranges_intersect_p,
959 ira_pseudo_live_ranges_intersect_p): Remove.
961 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
962 ira_pseudo_live_ranges_intersect_p): Rename to
963 allocnos_have_intersected_live_ranges_p and
964 pseudos_have_intersected_live_ranges_p. Move them from here to ...
966 * ira-color.c: ... here
967 (coalesced_allocno_conflict_p): Use
968 allocnos_have_intersected_live_ranges_p.
969 (coalesced_allocnos_living_at_program_points,
970 coalesced_allocnos_live_at_points_p,
971 set_coalesced_allocnos_live_points): Remove.
972 (slot_coalesced_allocnos_live_ranges,
973 slot_coalesced_allocno_live_ranges_intersect_p,
974 setup_slot_coalesced_allocno_live_ranges): New.
975 (coalesce_spill_slots): Use ranges of coalesced allocnos.
976 (ira_sort_regnos_for_alter_reg): Use
977 allocnos_have_intersected_live_ranges_p.
978 (ira_reuse_stack_slot): Use
979 pseudos_have_intersected_live_ranges_p.
981 * global.c (pseudo_for_reload_consideration_p): Check
982 flag_ira_share_spill_slots too.
984 * ira-build.c (copy_allocno_live_range_list): Rename to
985 ira_copy_allocno_live_range_list. Make it external.
986 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
988 (ira_allocno_live_ranges_intersect_p): New.
989 (ira_finish_allocno_live_range_list): New.
990 (finish_allocno): Use it.
991 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
992 (copy_info_to_removed_store_destinations): Ditto. Use
993 ira_copy_allocno_live_range_list.
994 (ira_flattening): Use ira_merge_allocno_live_ranges.
996 * ira.c (too_high_register_pressure_p): New function.
997 (ira): Switch off sharing spill slots if the pressure is too high.
999 2008-11-19 Richard Guenther <rguenther@suse.de>
1001 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1002 non-sizetype offsets if their precision matches that of the pointer.
1003 * expr.c (expand_expr_real_1): Always sign-extend the offset
1004 operand of a POINTER_PLUS_EXPR.
1006 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1008 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1009 (mips-sgi-irix[56]*): No need to use fixproto.
1011 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1012 Paul Brook <paul@codesourcery.com>
1014 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1017 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1019 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1021 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1024 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1025 (separate_decls_in_region): Create shared struct even when there
1026 are only reductions.
1028 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1030 * config/picochip/picochip.c (headers): Remove an unnecessary
1033 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1036 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1037 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1039 * config/m68k/m68k.md: Adjust all conditional branches that use the
1040 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1042 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1045 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1046 is a register or zero operand in the correct mode before generating
1047 mtch1 insn or a register operand in the correct mode before generating
1049 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1051 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1053 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1054 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1055 mipsisa*-*-elf*. Handle mipsisa64r2*.
1056 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1057 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1059 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1060 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1062 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1063 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1064 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1067 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1070 * config/i386/i386.md (allocate_stack_worker_32,
1071 allocate_stack_worker_64): Don't use match_dup between input and
1073 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1074 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1076 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1078 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1079 is forced when trying to do a symbol link for it.
1081 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1083 * expmed.c (extract_bit_field_1): Also use a temporary and
1084 convert_extracted_bit_field when the conversion from ext_mode to
1085 the target mode requires explicit truncation.
1087 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1089 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1091 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1092 registers when not optimizing.
1094 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1096 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1097 and its associated define_split. Expose the all-d alternative
1098 to the register allocator, but mark it with "?". Mark the first
1099 alternative with "*?*?".
1100 (*mul_sub_si): Likewise.
1101 (*mul_acc_si_r3900): New pattern.
1103 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1106 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1107 propagating x = &a into *x = b, add a cast if not useless
1108 type conversion or don't optimize if another stmt would be
1111 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1114 * optabs.c (expand_sync_operation): Properly handle NAND case
1115 by calculating ~(t1 & val) instead of (~t1 & val).
1116 * builtins.c (expand_builtin_sync_operation): Warn for changed
1117 semantics in NAND builtins.
1118 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1120 * doc/invoke.texi (Warning options): Add Wsync-nand.
1121 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1122 __sync_fetch_and_nand builtin operation in the example. Add a note
1123 about changed semantics in GCC 4.4.
1124 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1125 operation in the example. Add a note about changed semantics in
1128 2008-11-16 Jan Hubicka <jh@suse.cz>
1130 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1133 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1135 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1138 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1141 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1142 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1144 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1145 rather than call_really_used_regs when handling $gp.
1147 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1150 * config/mips/mips.c (machine_function): Update the comment
1151 above global_pointer.
1152 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1153 that a function doesn't need a global pointer.
1154 (mips_current_loadgp_style): Update accordingly.
1155 (mips_restore_gp): Likewise.
1156 (mips_output_cplocal): Likewise.
1157 (mips_expand_prologue): Likewise.
1159 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1161 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1162 parameter. Use DImode for computing the number of registers.
1163 (function_arg): Adjust for above change.
1164 (function_value): Likewise.
1166 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1168 PR tree-optimization/37950
1169 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1170 not computed for the current function.
1172 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1175 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1176 gpr and other COMPONENT_REFs.
1178 2008-11-15 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/38051
1181 * tree-ssa-alias.c (update_alias_info_1): Manually find
1184 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1186 * doc/invoke.texi (-mfix-r10000): Document.
1187 * config/mips/mips.opt (mfix-r10000): New option.
1188 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1189 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1190 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1191 (MIPS_SYNC_OP): Likewise.
1192 (MIPS_SYNC_OP_12): Likewise.
1193 (MIPS_SYNC_OLD_OP_12): Likewise.
1194 (MIPS_SYNC_NEW_OP_12): Likewise.
1195 (MIPS_SYNC_OLD_OP): Likewise.
1196 (MIPS_SYNC_NAND): Likewise.
1197 (MIPS_SYNC_OLD_NAND): Likewise.
1198 (MIPS_SYNC_EXCHANGE): Likewise.
1199 (MIPS_SYNC_EXCHANGE_12): Likewise.
1200 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1202 (MIPS_SYNC_NEW_NAND): Likewise.
1203 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1204 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1205 (mips_output_sync_loop): New function.
1206 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1207 Make -mfix-r10000 require branch-likely instructions.
1208 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1209 mips_output_sync_loop.
1210 (compare_and_swap_12): Likewise.
1211 (sync_add<mode>): Likewise.
1212 (sync_<optab>_12): Likewise.
1213 (sync_old_<optab>_12): Likewise.
1214 (sync_new_<optab>_12): Likewise.
1215 (sync_nand_12): Likewise.
1216 (sync_old_nand_12): Likewise.
1217 (sync_new_nand_12): Likewise.
1218 (sync_sub<mode>): Likewise.
1219 (sync_old_add<mode>): Likewise.
1220 (sync_old_sub<mode>): Likewise.
1221 (sync_new_add<mode>): Likewise.
1222 (sync_new_sub<mode>): Likewise.
1223 (sync_<optab><mode>): Likewise.
1224 (sync_old_<optab><mode>): Likewise.
1225 (sync_new_<optab><mode>): Likewise.
1226 (sync_nand<mode>): Likewise.
1227 (sync_old_nand<mode>): Likewise.
1228 (sync_new_nand<mode>): Likewise.
1229 (sync_lock_test_and_set<mode>): Likewise.
1230 (test_and_set_12): Likewise.
1232 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1234 * gcc.c (cc1_options): Fix comment.
1236 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1239 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1240 argtype instead of result_type.
1242 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1244 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1245 subloop_next/next and subloops/childen fields.
1247 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1249 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1250 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1251 (LOCAL_INCLUDE_DIR): Undefine.
1252 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1254 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1256 PR rtl-optimization/37397
1257 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1258 (ALLOCNO_BAD_SPILL_P): New macro.
1260 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1262 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1263 (create_cap_allocno, propagate_allocno_info,
1264 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1265 (update_bad_spill_attribute): New function.
1266 (ira_build): Call it.
1268 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1270 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1272 PR tree-optimization/38104
1273 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1274 before calling mark_symbols_for_renaming, not after it.
1276 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1278 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1279 (OVERRIDE_OPTIONS): Likewise.
1281 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1282 Andrew Stubbs <ams@codesourcery.com>
1283 Gunnar Von Boehn <gunnar@genesi-usa.com>
1286 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1287 the shorter LEA insn over ADD.L where possible.
1289 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1291 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1292 systems, which are assumend to always provide SSP-support in glibc.
1293 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1295 * configure: Regenerate.
1297 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1300 * function.c (gimplify_parameters): For callee copies parameters,
1301 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1303 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1306 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1307 x86 parts into the `i[34567]86-*-linux*' and parts that are
1308 independent of the processor architecture into the `*-*-linux*' cases.
1309 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1310 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1311 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1312 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1313 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1314 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1315 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1317 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1319 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1320 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1321 (ls2_idiv): Likewise idiv3.
1322 (ls2_prefetch): New reservation.
1323 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1324 * config/mips/mips.md (type): Add imul3nc and idiv3.
1325 (length): Handle idiv3.
1326 (any_mod): New code_iterator.
1327 (u): Handle MOD and UMOD.
1328 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1329 (prefetch): Handle TARGET_LOONGSON_2EF.
1331 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1334 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1335 (prune_unused_types_walk): Call it for non-perennial local classes.
1336 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1337 entry, just set it to 2 and recurse on children, don't walk attributes
1340 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1342 * c-common.c (warn_about_parentheses): Add missing whitespace
1345 2008-11-13 Paul Brook <paul@codesourcery.com>
1347 * doc/invoke.texi: Document --fix-cortex-m3.
1348 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1349 Cortex-M3 cpu is selected.
1350 (output_move_double): Avoid overlapping base register and first
1351 destination register when fix_cm3_ldrd.
1352 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1354 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1357 * gimple.h (gimple_range_check_failed): Remove prototype.
1358 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1360 (gimple_range_check_failed): Removed.
1362 2008-11-13 Andrew Haley <aph@redhat.com>
1365 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1368 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1372 2007-05-07 Mike Stump <mrs@apple.com>
1373 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1374 also checks for and while statements in C++.
1376 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1379 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1380 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1381 - which clones are reachable - as "abstract and needed".
1382 * cgraph.c (cgraph_release_function_body): If a node is
1383 "abstract and needed", do not release its DECL_INITIAL() content
1384 that will be needed to emit debug info.
1386 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1389 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1390 to set HAVE_GETIPINFO.
1391 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1392 * configure: Regenerate.
1393 * config.in: Regenerate.
1395 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1398 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1400 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1403 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1404 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1406 2008-11-12 Jason Merrill <jason@redhat.com>
1409 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1412 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1414 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1415 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1417 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1418 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1420 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1422 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1423 packed-stack special handling.
1424 (FRAME_ADDR_RTX): Add definition.
1426 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1429 * fold-const.c (native_encode_string): New function.
1430 (native_encode_expr): Use it for STRING_CST.
1432 2008-11-12 DJ Delorie <dj@redhat.com>
1434 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1435 insns if the intermediate value will be used later.
1437 2008-11-12 Andreas Schwab <schwab@suse.de>
1439 * config/m68k/m68k.c (print_operand): Mask off extra extension
1440 bits when writing out the representation of real values.
1442 2008-11-12 Ira Rosen <irar@il.ibm.com>
1444 PR tree-optimization/38079
1445 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1448 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1451 * c-pretty-print.c (pp_c_complex_expr): New function.
1452 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1455 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1456 than INNER and INNER is a constant, forcibly align INNER as much
1459 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1461 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1463 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1465 PR rtl-optimization/37363
1466 * simplify-rtx.c (simplify_plus_minus): Don't create
1467 (const (minus ...)) expresisons.
1469 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1471 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1474 2008-11-10 Catherine Moore <clm@codesourcery.com>
1476 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1478 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1479 (BASE_DRIVER_SELF_SPECS): Remove.
1480 (DRIVER_SELF_SPECS): New definition.
1481 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1482 BASE_DRIVER_SELF_SPECS.
1483 * config/mips/sde.h: Likewise.
1484 * config/mips/iris6.h: Likewise.
1485 * config/mips/vr.h: Likewise.
1486 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1488 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1490 PR rtl-optimizations/37948
1491 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1492 (ira_create_copy, ira_add_allocno_copy): New parameter.
1494 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1495 to ira_add_allocno_copy.
1496 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1497 parameter to process_regs_for_copy.
1498 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1499 Fix typo in passing second allocno to ira_add_allocno_copy.
1501 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1502 coalesced allocnos list.
1503 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1505 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1506 (add_ira_allocno_to_ordered_bucket): Rename to
1507 add_allocno_to_ordered_bucket.
1508 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1509 head of coalesced allocnos list.
1510 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1511 Check that it is aready calculated.
1512 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1513 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1515 (coalesce_allocnos): Do extended coalescing too.
1517 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1518 parameter to ira_add_allocno_copy.
1520 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1522 (print_copy): Print copy origination too.
1524 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1527 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1529 PR rtl-optimization/37514
1530 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1531 flag_ira_share_spill_slots to 2 if it's already non-zero.
1532 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1533 flag_ira_share_spill_slots is 2.
1535 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1537 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1538 (prologue_enter_32): Set FB to SP - 4.
1540 2008-11-10 DJ Delorie <dj@redhat.com>
1542 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1543 constraint for single-bit-clear in lower byte of HI constant, vs
1544 Imb which just ignores the upper byte.
1545 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1546 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1547 (iorhi3_16): Check for single bit set, not single bit clear.
1549 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1551 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1553 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1555 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1557 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1558 values living in memory and use more precise alignment information.
1560 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1563 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1564 after __mf_check call if the call must end a bb.
1566 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1570 * combine.c (force_to_mode): Do not process vector types.
1572 * rtlanal.c (nonzero_bits1): Do not process vector types.
1573 (num_sign_bit_copies1): Likewise.
1575 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1577 * config/i386/gnu.h: Add copyright and licensing header.
1578 * config/gnu.h: Likewise.
1580 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1582 * fwprop.c (fwprop_done): Call df_remove_problem.
1584 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1587 * tree-scalar-evolution.c (instantiate_scev_1): Return
1588 chrec_dont_know for VL_EXP_CLASS_P.
1590 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1592 * reg-stack.c (reg_to_stack): Add missing braces in memset
1595 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1597 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1598 (NO_PROFILE_COUNTERS): New define.
1600 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1603 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1605 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1608 * config/sparc/constraints.md (D): New.
1609 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1610 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1612 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1613 Use the 'D' constraint in addition to 'F' in some alternatives.
1614 (DF splitter): Generalize for V64mode.
1615 * doc/md.texi (SPARC): Document the 'D' constraint.
1617 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1619 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1621 2008-11-06 Ben Elliston <bje@au.ibm.com>
1623 * gcc.c: Remove ancient comment about a bug in Sun cc.
1625 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1627 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1629 2008-11-06 Ben Elliston <bje@au.ibm.com>
1631 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1633 2008-11-06 Ben Elliston <bje@au.ibm.com>
1635 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1638 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1641 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1644 2008-11-05 Martin Jambor <mjambor@suse.cz>
1647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1648 pointer arithmetics into array_ref if the array is accessed
1649 through an indirect_ref.
1651 2008-11-05 Richard Guenther <rguenther@suse.de>
1654 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1655 qualified pointer conversion before stripping qualifiers.
1656 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1657 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1658 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1661 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1662 properly canonicalize binary ops.
1663 (forward_propagate_addr_expr_1): Use
1664 may_propagate_address_into_dereference.
1666 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1669 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1670 Initialize uninitialized input registers with a NaN.
1672 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1676 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1678 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1682 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1683 exits and conditions.
1684 * testsuite/gcc.dg/graphite/pr37943.c: New.
1686 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1687 Andrew Pinski <andrew_pinski@playstation.sony.com>
1690 * c-common.c (warn_for_sign_compare): For complex result_type
1691 use component's type.
1693 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1695 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1697 * print-tree.c (print_node): Don't print DECL_INITIAL
1701 * c-common.c (parse_optimize_options): Save and restore
1702 flag_strict_aliasing around decode_options call.
1704 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1707 (host_detect_local_cpu): Use it instead of casted strings to
1708 compare vendor signatures.
1710 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1713 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1714 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1716 2008-11-03 Catherine Moore <clm@codesourcery.com>
1718 * config/mips.c (mips_conditional_register_usage): Handle the
1719 DSP control register.
1720 * doc/extend.texi: Document the DSP control register.
1722 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1723 Jakub Jelinek <jakub@redhat.com>
1725 * omp-low.c (expand_omp_for_generic): If iter_type has different
1726 precision than type and type is a pointer type, cast n1 and n2
1727 first to an integer type with the same precision as pointers
1728 and only afterwards to iter_type.
1730 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1732 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1733 (UNSPEC_GOTSYM_OFF): New unspec.
1734 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1735 (pic_add_dot_plus_eight): Likewise.
1736 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1737 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1738 UNSPEC_PIC_BASE operands.
1739 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1740 (arm_output_addr_const_extra): Handle it.
1742 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1744 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1745 integer class to full integer class if the offset is not word-aligned.
1747 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1750 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1752 (doloop_optimize): Update call to doloop_modify.
1754 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1756 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1758 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1761 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1762 gcc_cv_as_cfi_directive.
1763 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1764 merging read-only and read-write sections or assembler emits
1765 read-write .eh_frame sections.
1766 * configure: Regenerate.
1768 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1771 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1773 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1775 (rs6000_emit_prologue): Invert logic.
1776 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1777 (reg:P 11) instead of match_operand.
1778 (*save_fpregs_<mode>): Likewise.
1779 (*restore_gpregs_<mode>): Likewise.
1780 (*return_and_restore_gpregs_<mode>): Likewise.
1781 (*return_and_restore_fpregs_<mode>): Likewise.
1782 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1783 (reg:P 11) insted of match_operand.
1784 (*restore_gpregs_spe): Likewise.
1785 (*return_and_restore_gpregs_spe): Likewise.
1787 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1789 PR tree-optimization/37684
1790 * gcc.dg/graphite/pr37684.c: New.
1791 * graphite.c (exclude_component_ref): New.
1792 (is_simple_operand): Call exclude_component_ref.
1794 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1796 PR tree-optimization/36908
1797 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1798 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1799 (number_of_rw_in_partition): New.
1800 (partition_contains_all_rw): New.
1801 (ldist_gen): Do not distribute when one of the partitions
1802 contains all the memory operations.
1804 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1806 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1807 EDGE_IRREDUCIBLE_LOOP.
1809 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1811 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1812 where we have one entry point in the loop which isn't the head.
1814 2008-11-03 Richard Guenther <rguenther@suse.de>
1817 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1819 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1822 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1823 for ipa and simple ipa passes.
1825 2008-11-02 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/37542
1828 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1829 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1830 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1831 (vn_nary_op_insert_stmt): Likewise.
1832 (visit_use): Likewise.
1834 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1836 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1838 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1839 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1840 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1841 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1842 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1843 peephole2's): Replace unspec with rotate.
1844 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1846 2008-11-02 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/37991
1849 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1850 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1851 (set_ssa_val_to): Print if the value changed.
1852 (simplify_binary_expression): Strip useless conversions.
1854 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1857 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1860 2008-11-01 Richard Guenther <rguenther@suse.de>
1863 * builtins.c (fold_builtin_strspn): Return a size_t.
1864 (fold_builtin_strcspn): Likewise.
1866 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1868 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1869 attribute for struct return convention.
1871 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1873 * config/rs6000/crtsavres.asm: Really, really delete.
1875 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1877 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1879 (rs6000_emit_prologue): Invert logic.
1880 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1881 (reg:P 11) instead of match_operand.
1882 (*save_fpregs_<mode>): Likewise.
1883 (*restore_gpregs_<mode>): Likewise.
1884 (*return_and_restore_gpregs_<mode>): Likewise.
1885 (*return_and_restore_fpregs_<mode>): Likewise.
1886 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1887 (reg:P 11) insted of match_operand.
1888 (*restore_gpregs_spe): Likewise.
1889 (*return_and_restore_gpregs_spe): Likewise.
1891 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1893 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1894 list of word switches that take args.
1896 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1898 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1899 (s390_output_pool_entry): Call it through for_each_rtx.
1902 * expr.c (store_constructor): For vectors, if target is a MEM, use
1903 target's MEM_ALIAS_SET instead of elttype alias set.
1905 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1908 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1911 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1914 * config/rs6000/predicates.md (word_offset_memref_operand):
1915 Restructure code and look inside auto-inc/dec addresses.
1917 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1920 * libgcov.c ( __gcov_indirect_call_profiler): Check
1921 TARGET_VTABLE_USES_DESCRIPTORS.
1923 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1925 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1926 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1927 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1928 offset if eliminating soft frame pointer.
1929 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1930 (stack_protect_test_si): Add initial machine description
1931 for Stack Smashing Protector
1933 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1936 * c-common.c (min_precision): Move to...
1937 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1938 * tree.h (tree_int_cst_min_precision): Declare.
1939 * c-common.h (min_precision): Delete declaration.
1940 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1941 multiplication of non-negative integer constants.
1942 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1943 tree_int_cst_min_precision.
1944 (finish_enum): Likewise.
1946 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1949 * convert.c (convert_to_real): Do not optimize conversions of
1950 binary arithmetic operations between binary and decimal
1951 floating-point types. Consider mode of target type in determining
1952 decimal type for arithmetic. Unless
1953 flag_unsafe_math_optimizations, do not optimize binary conversions
1954 where this may change rounding behavior.
1955 * real.c (real_can_shorten_arithmetic): New.
1956 * real.h (real_can_shorten_arithmetic): Declare.
1958 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1960 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1961 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1962 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1964 (must_save_p): For some workarounds, interrupts need to clobber a
1966 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1967 and LC1 for WA_05000257.
1968 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1969 WA_05000283 and WA_05000315.
1970 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1971 (movbi): Add alternative to set CC to 1; improve code for setting
1973 (dummy_load): New pattern.
1975 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1978 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1979 BLKmode for non-memory, convert using a wider MODE_INT mode
1983 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1984 that haven't been removed yet.
1986 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1988 * config/bfin/bfin.c (struct machine_function): New member
1989 has_loopreg_clobber.
1990 (bfin_expand_movmem): Set it when generating memcpy insns.
1991 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1992 expand_epilogue_reg_restore): If we have hardware loops,
1993 memcpy insns (indicated by has_loopreg_clobber) or function
1994 calls, we need to save the loop registers.
1996 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/i386/i386.c (core2_cost): Fix typos in comments.
2000 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2003 * combine.c (make_compound_operation): Don't call make_extraction with
2004 non-positive length.
2005 (simplify_shift_const_1): Canonicalize count even if complement_p.
2007 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2009 * convert.c (strip_float_extensions): Do not remove or introduce
2010 conversions between binary and decimal floating-point types.
2012 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2015 * fold-const.c (distribute_bit_expr): Convert common, left and
2016 right arguments to type.
2018 2008-10-28 Nick Clifton <nickc@redhat.com>
2020 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2021 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2022 call_really_used_regs array rather than the call_used_regs array.
2023 (mn10300_get_live_callee_saved_regs, expand_prologue,
2024 expand_epilogue, output_tst): Likewise.
2026 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2029 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2030 (df_get_entry_block_def_set): Neither here.
2031 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2033 PR tree-optimization/37879
2034 * predict.c (tree_estimate_probability): Check if last_stmt is
2035 non-NULL before dereferencing it.
2037 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2039 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2040 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2041 (ira_fast_allocation): Remove the prototype.
2043 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2044 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2045 (color_pass): Modify the updated costs.
2046 (ira_color): Rename to color. Make it static.
2047 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2048 (ira_color): New function.
2050 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2053 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2055 (set_allocno_live, clear_allocno_live, mark_ref_live,
2056 mark_ref_dead): Invalidate corresponding element of
2057 allocno_saved_at_call.
2058 (process_bb_node_lives): Increment last_call_num. Setup
2059 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2060 allocno was already saved.
2061 (ira_create_allocno_live_ranges): Initiate last_call_num and
2062 allocno_saved_at_call.
2064 * ira-build.c (ira_create_allocno): Initiate
2065 ALLOCNO_UPDATED_COVER_CLASS_COST.
2066 (create_cap_allocno, propagate_allocno_info,
2067 remove_unnecessary_allocnos): Remove setting updated costs.
2068 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2070 * ira.c (ira): Don't call ira_fast_allocation.
2072 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2075 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2078 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2080 * ira-int.h (ira_hard_regno_cover_class): New.
2082 * ira-lives.c (mark_reg_live, mark_reg_dead,
2083 process_bb_node_lives): Use ira_hard_regno_cover_class.
2085 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2086 (setup_hard_regno_cover_class): New function.
2087 (ira_init): Call setup_hard_regno_cover_class.
2089 * ira-costs.c (cost_class_nums): Add comment.
2090 (find_allocno_class_costs): Initiate cost_class_nums.
2091 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2093 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2096 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2097 Rename to copy_info_to_removed_store_destinations. Propagate
2098 conflict hard regs and register stack attribute.
2100 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2103 * pa.c (function_arg_padding): Pad complex and vector types
2104 upward in 64-bit runtime.
2105 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2107 2008-10-26 Matthias Klose <doko@ubuntu.com>
2109 * doc/install.texi: Document requirements on antlr.
2111 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2113 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2116 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2119 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2120 is defined, use it to modify the constant offset.
2122 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2124 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2125 and short arguments to the correct location as mandated by the ABI.
2127 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2129 PR rtl-optimization/37769
2130 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2132 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2134 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2135 unwind-dw2-Os-4-200.o.
2137 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2139 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2140 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2142 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2144 PR tree-optimization/36038
2145 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2146 add sizetype IV with initial value zero instead of pointer type.
2148 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2151 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2152 around bit operation.
2153 * profile.c (is_edge_inconsistent): Likewise.
2154 * fold-const.c (truth_value_p): Move from here...
2155 * tree.h (truth_value_p): ... to here.
2156 * c-tree.h (c_expr): Update description of original_code.
2157 * c-typeck.c (parser_build_unary_op): Set original_code.
2158 (parser_build_binary_op): Update call to warn_about_parentheses.
2159 * c-common.c (warn_about_parentheses): Take two additional
2160 arguments of the operands. Use a switch. Quote operators
2161 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2162 Add warning about !x | y and !x & y.
2163 * c-common.h (warn_about_parentheses): Update declaration.
2165 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2167 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2168 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2169 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2171 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2172 (check-%): For test targets listed in lang_checks_parallelized
2173 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2174 run the testing in multiple make goals, possibly parallel, and
2175 afterwards run dg-extract-results.sh to merge the sum and log files.
2177 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2179 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2180 (mips_move_to_gpr_cost): Likewise.
2181 (mips_move_from_gpr_cost): Likewise.
2182 (mips_register_move_cost): Make more fine-grained.
2184 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2186 * graphite.c (graphite_apply_transformations): Check for
2187 -fgraphite-identity.
2188 * toplev.c (process_options): Add graphite_identity.
2189 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2191 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2193 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2194 mulhisihl and mulhisihh builtins.
2196 From Jie Zhang <jie.zhang@analog.com>
2197 * config/bfin/bfin.md (composev2hi): Put operands into vector
2200 2008-10-22 Chao-ying Fu <fu@mips.com>
2202 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2204 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2206 From Mike Frysinger <michael.frysinger@analog.com>
2207 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2208 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2209 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2210 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2211 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2212 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2213 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2214 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2215 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2216 __ADSPBF51x__ for all of them.
2217 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2218 -mcpu bf512, bf514, bf516, and bf518.
2219 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2220 bf512-none, bf514-none, bf516-none, and bf518-none.
2221 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2222 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2223 * doc/invoke.texi (Blackfin Options): Document that
2224 -mcpu now accepts bf512, bf514, bf516, and bf518.
2226 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2229 * fold-const.c (build_range_type): For 1 .. signed_max
2230 range call build_nonstandard_inter_type if signed_type_for
2231 returned a type with bigger precision.
2233 2008-10-22 Richard Guenther <rguenther@suse.de>
2235 * tree.def (COMPLEX_TYPE): Constrain element type.
2236 * tree.c (build_complex_type): Assert that.
2237 * tree-ssa-structalias.c (could_have_pointers): Complex types
2238 cannot have pointers.
2240 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2243 * c-typeck.c (convert_for_assignment): Do not give declaration's
2244 location for builtins. Spell out which type was expected and which
2247 2008-10-22 Nick Clifton <nickc@redhat.com>
2249 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2250 the fdpic register to be a target when running in fdpic mode.
2252 2008-10-22 Rafael Espindola <espindola@google.com>
2254 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2255 newly created statements.
2257 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2260 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2261 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2262 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2264 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2267 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2268 Adjust -mcmodel=medium description for 2005-07-31 changes.
2270 2008-10-22 Jan Hubicka <jh@suse.cz>
2271 Jakub Jelinek <jakub@redhat.com>
2274 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2276 2008-10-21 Richard Henderson <rth@redhat.com>
2279 * emit-rtl.c (get_spill_slot_decl): Export.
2280 * emit-rtl.h (get_spill_slot_decl): Declare.
2281 * var-tracking.c (vt_add_function_parameters): Relax assertion
2282 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2284 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2286 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2287 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2290 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2293 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2294 processed by get_maxval_strlen.
2296 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2299 * tree.c (get_file_function_name): Copy first_global_object_name.
2300 Centralize call to clean_symbol_name.
2302 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2304 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2305 * config/svr4.h (SVR4_ASM_SPEC): New.
2306 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2307 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2309 * doc/invoke.texi (Option Summary): Add -T to linker options.
2310 (Link Options): Document -T.
2312 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2314 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2317 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2320 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2322 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2324 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2327 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2329 * doc/install.texi: Fix typos in previous patch.
2331 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2333 * doc/install.texi: Document in-tree building of gcc and mpfr.
2335 2008-10-19 Richard Guenther <rguenther@suse.de>
2337 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2339 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2342 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2343 (build_enumerator): Convert enumerators that fit in integer to
2346 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2348 * config/i386/i386.md (unnamed peephole2): Do not force memory
2349 operands of arith or logical instructions into registers for
2350 non-TARGET_READ_MODIFY targets.
2352 (ffs_cmove): Change operand 0 predicate to register_operand.
2353 Change operand 1 predicate to nonimmediate_operand.
2355 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2357 2008-10-18 Richard Guenther <rguenther@suse.de>
2359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2360 VIEW_CONVERT_EXPR case against invalid gimple.
2362 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2364 * c-parser.c (c_parser_binary_expression): Silence the
2365 uninitialized variable warning emitted for binary_loc.
2367 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2369 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2372 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2375 * c-typeck.c (build_unary_op): Use omit_one_operand for
2376 IMAGPART_EXPR of real argument.
2378 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2380 PR tree-optimization/37664
2381 * fold-const.c (fold_binary): When optimizing comparison with
2382 highest or lowest type's value, don't consider TREE_OVERFLOW.
2384 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2387 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2388 * coverage.c: Include tm_p.h.
2389 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2390 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2391 dollar signs from PREFIX.
2392 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2393 instead of manual strip_name_encoding.
2395 2008-10-16 Richard Guenther <rguenther@suse.de>
2398 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2399 volatile qualified functions or methods as relevant.
2401 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2403 PR tree-optimization/37525
2404 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2405 sizetype unsigned constants, both in the case of C and bounds.
2407 2008-10-15 Jan Hubicka <jh@suse.cz>
2409 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2411 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2414 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2415 HARD_REGNO_CALL_PART_CLOBBERED.
2417 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2420 * ira-lives.c (mark_early_clobbers): Remove.
2421 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2422 check_and_make_def_conflicts,
2423 make_early_clobber_and_input_conflicts,
2424 mark_hard_reg_early_clobbers): New functions.
2425 (process_bb_node_lives): Call
2426 make_early_clobber_and_input_conflicts and
2427 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2429 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2430 early clobbers of pseudo-registers.
2432 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2435 * ira-build.c (ira_flattening): Recalculate
2436 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2437 from the scratch instead of the propagation.
2439 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2441 * doc/rtl.texi (const_double): Remove the "addr" operand.
2442 Describe CONST_DOUBLE_* macros under const_double rather
2444 (const_fixed): Fix the operand description.
2445 (const): Add an @findex directive.
2446 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2447 after the constant rtl table.
2448 (fix): Combine floating-point and fixed-point descriptions.
2450 * sched-deps.c (sched_analyze_2): Remove reference to
2453 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2455 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2457 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2458 for UNSPEC_GOTSYM_OFFs.
2459 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2460 (add_GOT_to_pic_reg): Use it.
2461 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2463 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2464 Harsha Jagasia <harsha.jagasia@amd.com>
2466 PR tree-optimization/37485
2467 * graphite.c (gmp_cst_to_tree): Moved.
2468 (iv_stack_entry_is_constant): New.
2469 (iv_stack_entry_is_iv): New.
2470 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2471 (loop_iv_stack_insert_constant): New.
2472 (loop_iv_stack_pop): Use new datatpype.
2473 (loop_iv_stack_get_iv): Same.
2474 (loop_iv_stack_get_iv_from_name): Same.
2475 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2476 (loop_iv_stack_patch_for_consts): New.
2477 (loop_iv_stack_remove_constants): New.
2478 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2479 (translate_clast): Call loop_iv_stack_patch_for_consts and
2480 loop_iv_stack_remove_constants.
2481 (gloog): Use new datatype. Redirect construction edge to end
2482 block to avoid accidental deletion.
2483 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2485 (union iv_stack_entry_data): New. Data in iv stack entry.
2486 (struct iv_stack_entry): New. Datatype for iv stack entries.
2488 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2490 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2491 * graphite.c (free_scop): Same.
2492 (build_scops): Same.
2493 (free_scattering): New.
2494 (build_cloog_prog): Call free_scattering.
2495 (patch_phis_for_virtual_defs): Fix memleak.
2496 (graphite_trans_bb_strip_mine): Same.
2497 (limit_scops): Same.
2499 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2500 Harsha Jagasia <harsha.jagasia@amd.com>
2502 PR tree-optimization/37828
2503 * graphite.c (graphite_trans_loop_block): Do not loop block
2504 single nested loops.
2506 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2508 PR tree-optimization/37686
2509 * tree-loop-linear.c (linear_transform_loops): Build a
2510 loop nest vector. Pass it to lambda_compute_access_matrices.
2511 * tree-data-ref.h (struct access_matrix): Store the loop nest
2512 relative to which it encodes the information.
2513 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2514 (am_vector_index_for_loop): Reimplemented: iterate over the
2515 loop nest for finding the loop index in the access matrix.
2516 (lambda_compute_access_matrices): Update declaration.
2517 * lambda-code.c (build_access_matrix): Pass the loop nest and
2519 (lambda_compute_access_matrices): Same.
2521 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2523 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2524 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2525 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2526 already implies hard float. Also fix several insn condition
2527 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2529 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2532 Based on patches by Laurent Vivier.
2533 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2534 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2535 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2536 dollar sign to underscore.
2537 (ASM_OUTPUT_EXTERNAL): Same.
2538 (ASM_OUTPUT_LABELREF): New.
2539 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2541 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2542 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2543 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2544 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2546 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2548 PR tree-optimization/36881
2549 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2550 that each value doesn't need runtime relocations, for !flag_pic
2551 check that each value is just a valid initializer constant.
2553 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2555 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2556 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2557 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2558 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2560 (REG_CLASS_NAMES): Update accordingly.
2561 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2562 rather than an unpredictable descriptive string.
2563 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2564 (mips_register_move_cost): Check for specific COP*_REGS classes,
2565 instead of ALL_COP_AND_GR_REGS.
2566 (mips_ira_cover_classes): New function.
2567 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2568 (TARGET_IRA_COVER_CLASSES): Define.
2570 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2573 * tree.c (build_type_attribute_qual_variant): Hash on the
2574 unqualified type, and don't overwrite an existing
2575 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2576 allow distinguishing between wchar_t and its underlying type. This
2577 also means that we'll retain a little more typedef information.
2579 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2580 Dmitry Melnik <dm@ispras.ru>
2581 Dmitry Zhurikhin <zhur@ispras.ru>
2582 Alexander Monakov <amonakov@ispras.ru>
2583 Maxim Kuvyrkov <maxim@codesourcery.com>
2585 * target.h (struct gcc_target): Update prototypes of needs_block_p
2587 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2588 * sel-sched.c (create_speculation_check): Likewise.
2589 * doc/tm.texi: Provide documentation for new target hooks.
2591 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2592 (ia64_gen_spec_insn): Removed.
2593 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2594 ia64_gen_spec_check): New static functions.
2595 (ia64_alloc_sched_context, ia64_init_sched_context,
2596 ia64_set_sched_context, ia64_clear_sched_context,
2597 ia64_free_sched_context, ia64_get_insn_spec_ds,
2598 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2599 (ia64_needs_block_p): Change prototype.
2600 (ia64_gen_check): Rename to ia64_gen_spec_check.
2601 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2602 into declaration, add special memory dependencies handling.
2603 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2604 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2605 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2606 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2607 Define new target hooks.
2608 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2609 (ia64_optimization_options): Turn on selective scheduling with -O3,
2610 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2611 default with selective scheduling.
2612 (ia64_override_options): Initialize align_loops and align_functions
2613 to 32 and 64, respectively. Set global selective scheduling flags
2614 according to target-dependent flags.
2615 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2616 (group_barrier_needed): Use new mstop-bit-before-check flag.
2618 (dfa_state_size): Make global.
2619 (spec_check_no, max_uid): Remove.
2620 (mem_ops_in_group, current_cycle): New variables.
2621 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2622 Initialize new variables.
2623 (is_load_p, record_memory_reference): New functions.
2624 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2626 (ia64_variable_issue): Change use of current_sched_info to
2627 sched_deps_info. Update comment. Note if a load or a store is issued.
2628 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2629 advance if maximal number of loads or stores was issued on current
2631 (scheduled_good_insn): New static helper function.
2632 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2633 a group barrier is needed. Fix vertical spacing. Guard the code
2634 doing state transition with last_scheduled_insn check.
2635 Mark that a stop bit should be before current insn if there was a
2636 cycle advance. Update current_cycle and mem_ops_in_group.
2637 (ia64_h_i_d_extended): Change use of current_sched_info to
2638 sched_deps_info. Reallocate stops_p by larger chunks.
2639 (struct _ia64_sched_context): New structure.
2640 (ia64_sched_context_t): New typedef.
2641 (ia64_alloc_sched_context, ia64_init_sched_context,
2642 ia64_set_sched_context, ia64_clear_sched_context,
2643 ia64_free_sched_context): New static functions.
2644 (gen_func_t): New typedef.
2645 (get_spec_load_gen_function): New function.
2646 (SPEC_GEN_EXTEND_OFFSET): Declare.
2647 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2648 (get_mode_no_for_insn): Change the condition that prevents use of
2649 special hardware registers so it can now handle pseudos.
2650 (get_spec_unspec_code): New function.
2651 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2652 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2653 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2654 during selective scheduling.
2655 (ia64_speculate_insn): Use ds_get_speculation_types when
2656 determining whether we need to change the pattern.
2657 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2658 (ia64_spec_check_src_p): Support new speculation/check codes.
2659 (struct bundle_state): New field.
2660 (issue_nops_and_insn): Initialize it.
2661 (insert_bundle_state): Minimize mid-bundle stop bits.
2662 (important_for_bundling_p): New function.
2663 (get_next_important_insn): Use important_for_bundling_p.
2664 (bundling): When shifting TImode from unimportant insns, ignore
2665 also group barriers. Assert that best state is found before
2666 the backward bundling pass. Print number of mid-bundle stop bits.
2667 Minimize mid-bundle stop bits. Check correct calculation of
2668 mid-bundle stop bits.
2669 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2670 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2672 (sel2_run): New variable.
2673 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2674 selective scheduling pass instead of schedule_ebbs.
2676 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2677 (UNSPEC_LDS_A): New UNSPEC.
2678 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2679 movti_internal, movsf_internal, movdf_internal,
2680 movxf_internal): Make visible. Add speculable* attributes.
2681 (output_c_nc): New mode attribute.
2682 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2683 mov<mode>_nc, zero_extend<mode>di2_nc,
2684 advanced_load_check_nc_<mode>): New insns.
2685 (zero_extend*): Add speculable* attributes.
2687 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2688 (msched-stop-bits-after-every-cycle): Likewise.
2689 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2691 (msched-spec-verbose): Remove.
2692 (msched-prefer-non-data-spec-insns,
2693 msched-prefer-non-control-spec-insns,
2694 msched-count-spec-in-critical-path,
2695 msel-sched-dont-check-control-spec): Use Target Report Var
2696 instead of Common Report Var.
2698 * config/ia64/itanium2.md: Remove incorrect bypass.
2700 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2702 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2705 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2706 and -fhelp=separate.
2708 2008-10-14 Ben Elliston <bje@au.ibm.com>
2710 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2712 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2714 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2717 2008-10-13 Matthias Klose <doko@ubuntu.com>
2719 * config/pa/linux-atomic.c: Work around missing header file
2720 for hppa64-linux-gnu targets.
2722 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2723 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2724 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2725 Grace Cao <grace_cao@playstation.sony.com>
2727 * doc/invoke.texi (-mgen-cell-microcode): Document.
2728 (-mwarn-cell-microcode): Document.
2729 * cfglayout.c (locator_location): Export.
2730 * rtl.h (locator_location): Define prototype.
2731 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2733 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2734 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2735 (mwarn-cell-microcode): New option.
2736 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2737 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2738 cell and not already set.
2739 Turn off string instructions if not generating cell microcode.
2740 (rs6000_final_prescan_insn): New function that warns about microcoded
2742 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2743 * config/rs6000/rs6000.md
2744 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2745 the instruction would have been microcoded on the Cell. Set
2746 cell_micro to always on unnamed patterns for the string instructions.
2747 (cell_micro): Update definition, remove load/store conditional
2749 (sign_extend:DI): Define new pattern for non microcoded version.
2750 (sign_extend:SI): Likewise.
2751 (compare (div:P)): Set cell_micro to not.
2752 (andsi3): Define as an expand.
2753 (andsi3_mc): New pattern.
2754 (andsi3_nomc): New pattern.
2755 (andsi3_internal0_nomc): New pattern.
2756 (andsi3_internal2): Rename to ...
2757 (andsi3_internal2_mc): this and enable iff generating microcode.
2758 (andsi3_internal3): Rename to ...
2759 (andsi3_internal3_mc): this and enable iff generating microcode.
2760 (andsi3_internal4): Enable iif generating microcode.
2761 (andsi3_internal5): Rename to ..
2762 (andsi3_internal5_mc): this and enable iff generating microcode.
2763 (andsi3_internal5_nomc): New pattern.
2764 (extzvdi_internal1): Enable iff generating microcode.
2765 (extzvdi_internal2): Likewise.
2766 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2767 (anddi3): Change to expand.
2768 (anddi3_mc): Rename from anddi3.
2769 (anddi3_no_mc): New pattern.
2770 (anddi3_internal2): Rename to ..
2771 (anddi3_internal2_mc): this and enable iff generating microcode.
2772 (anddi3_internal2_nomc): New pattern.
2773 (anddi3_internal3): Rename to ..
2774 (anddi3_internal3_mc): this and enable iff generating microcode.
2775 (anddi3_internal3_nomc): New pattern.
2776 (movti_string): Set cell_micro to always if TARGET_STRING.
2777 (stmsi8): Set cell_micro to always.
2783 (stmsi8_power): Likewise.
2784 (stmsi7_power): Likewise.
2785 (stmsi6_power): Likewise.
2786 (stmsi5_power): Likewise.
2787 (stmsi4_power): Likewise.
2788 (stmsi3_power): Likewise.
2789 (movsi_update2): Enable iff generating microcode.
2790 (movhi_update3): Likewise.
2791 (lmw): Set cell_micro to always.
2793 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2795 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2796 * config/s390/s390.c (machine_function): Remove
2797 decomposed_literal_pool_addresses_ok_p.
2798 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2799 the difference of two labels.
2800 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2801 (s390_pool_offset): New function.
2802 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2803 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2805 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2807 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2808 (powerpc*-*-linux-gnu*): Describe.
2809 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2810 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2811 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2812 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2813 config/rs6000/e500crtres32gpr.asm,
2814 config/rs6000/e500crtres64gpr.asm,
2815 config/rs6000/e500crtres64gprctr.asm,
2816 config/rs6000/e500crtrest32gpr.asm,
2817 config/rs6000/e500crtrest64gpr.asm,
2818 config/rs6000/e500crtresx32gpr.asm,
2819 config/rs6000/e500crtresx64gpr.asm,
2820 config/rs6000/e500crtsav32gpr.asm,
2821 config/rs6000/e500crtsav64gpr.asm,
2822 config/rs6000/e500crtsav64gprctr.asm,
2823 config/rs6000/e500crtsavg32gpr.asm,
2824 config/rs6000/e500crtsavg64gpr.asm,
2825 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2826 * config/rs6000/crtsavres.asm: Really remove.
2828 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2831 * c-format.c (convert_format_name_to_system_name): Use
2832 TARGET_OVERRIDES_FORMAT_INIT.
2833 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2834 * config/i386/mingw.opt: New.
2835 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2836 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2837 (ms_printf_length_specs): Removed const specifier.
2838 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2839 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2841 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2843 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2844 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2846 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2849 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2850 sure that ref has valid bb.
2852 2008-10-12 Richard Henderson <rth@redhat.com>
2855 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2856 * alias.c (value_addr_p, stack_addr_p): Remove.
2857 (nonoverlapping_memrefs_p): Remove IRA special case.
2858 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2859 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2860 * reload1.c (alter_reg): Use it.
2862 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2864 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2865 of registers instead of eax, ebx, ecx and edx. Use for loop
2866 and check register for non-zero value before the call
2867 to decode_caches_intel.
2869 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2871 PR rtl-optimization/37448
2872 * df.h: (df_ref_class): New enum.
2873 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2874 (struct df_ref): Replaced with union df_ref_d.
2875 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2876 New members of df_ref_d union.
2877 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2878 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2879 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2880 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2881 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2882 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2883 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2884 (df_scan_bb_info, df_bb_regno_first_def_find,
2885 df_bb_regno_last_def_find, df_find_def, df_find_use,
2886 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2887 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2888 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2889 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2890 Replaced struct df_ref * with df_ref.
2891 * df-scan.c (df_collection_rec, df_null_ref_rec,
2892 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2893 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2894 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2895 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2896 df_reorganize_refs_by_reg_by_reg,
2897 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2898 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2899 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2900 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2901 df_bb_refs_record, df_exit_block_uses_collect,
2902 df_record_exit_block_uses, df_reg_chain_mark,
2903 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2904 df_ref * with df_ref.
2905 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2906 df_ref_class parameter.
2907 (df_scan_problem_data): Added new pools for different types of refs.
2908 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2909 df_ref_create_structure): Processed new ref pools.
2910 (df_scan_start_dump): Added counts of refs and insns.
2911 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2912 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2913 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2914 code to pass df_ref_class down to ref creation functions.
2915 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2916 df_reg_chain_mark): Use macros to hide references to df_refs.
2917 (df_ref_chain_change_bb): Removed.
2918 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2919 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2920 Enhanced to understand df_ref union structure.
2921 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2922 all_uses_available_at, update_df, try_fwprop_subst,
2923 forward_propagate_subreg, forward_propagate_and_simplify,
2924 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2925 df_ref * with df_ref.
2926 (use_killed_between, all_uses_available_at): Use macros to hide
2927 references to df_refs.
2928 * regstat.c (regstat_bb_compute_ri,
2929 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2931 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2932 see_handle_relevant_refs, see_analyze_one_def,
2933 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2934 struct df_ref * with df_ref.
2935 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2936 global_conflicts): Replaced struct df_ref * with df_ref.
2937 * ddg.c (create_ddg_dep_from_intra_loop_link,
2938 add_cross_iteration_register_deps, build_inter_loop_deps):
2939 Replaced struct df_ref * with df_ref.
2940 (create_ddg_dep_from_intra_loop_link,
2941 add_cross_iteration_register_deps): Use macros to hide references
2943 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2944 df_ref * with df_ref.
2945 * df-core.c (df_bb_regno_first_def_find,
2946 df_bb_regno_last_def_find, df_find_def, df_find_use,
2947 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2948 debug_df_ref): Replaced struct df_ref * with df_ref.
2949 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2950 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2952 * web.c (union_defs, entry_register, replace_ref, web_main):
2953 Replaced struct df_ref * with df_ref.
2954 (union_defs, replace_ref): Use macros to hide references to df_refs.
2955 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2956 Replaced struct df_ref * with df_ref.
2957 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2958 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2959 Replaced struct df_ref * with df_ref.
2960 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2961 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2963 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2964 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2965 df_compute_accessed_bytes_strict_low_part,
2966 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2967 Replaced struct df_ref * with df_ref.
2968 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2969 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2970 df_ref * with df_ref.
2971 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2972 check_dependency, check_dependencies, record_uses): Replaced
2973 struct df_ref * with df_ref.
2974 (invariant_for_use, check_dependency): Use macros to hide
2975 references to df_refs.
2976 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2977 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2978 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2979 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2980 references to df_refs.
2981 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2983 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2984 * df-problems.c (df_rd_bb_local_compute_process_def,
2985 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2986 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2987 df_chain_remove_problem, df_chain_create_bb_process_use,
2988 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2989 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2990 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2991 df_byte_lr_simulate_artificial_refs_at_top,
2992 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2993 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2994 df_simulate_uses, df_simulate_artificial_refs_at_end,
2995 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2997 (df_chain_dump): Use macros to hide references to df_refs.
2998 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2999 df_ref * with df_ref.
3000 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3001 mark_artificial_uses, mark_reg_dependencies,
3002 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3004 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3006 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3008 (array_ref_element_size): Likewise.
3009 (array_ref_low_bound): Likewise.
3010 (array_ref_up_bound): Likewise.
3011 * expr.c (contains_packed_reference): Likewise.
3012 (array_ref_element_size): Likewise.
3013 (array_ref_low_bound): Likewise.
3014 (array_ref_up_bound): Likewise.
3015 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3016 with ARRAY_RANGE_REF.
3017 (idx_find_step): Likewise.
3018 (idx_record_use): Likewise.
3019 (strip_offset_1): Likewise.
3020 (idx_remove_ssa_names): Likewise.
3022 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3023 Andi Kleen <ak@linux.intel.com>
3025 * config/i386/cpuid.h (__cpuid_count): New defines.
3026 * config/i386/driver-i386.c (struct cache_desc): New structure.
3027 (describe_cache): Use struct cache_desc to pass cache descriptions.
3028 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3029 (detect_caches_amd): Use struct cache_desc to describe caches.
3030 (decode_caches_intel): Use struct cache_desc to pass cache
3031 descriptions. Update descriptions to match latest (rev -032,
3032 December 2007) CPUID documentation. Do not check valid bit here.
3033 Check for Xeon MP value 0x49 problems.
3034 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3035 Check valid bit before calling decode_caches_intel. Detect number
3036 of times to repeat CPUID instruction.
3037 (detect_caches_cpuid4): New function.
3038 (detect_caches_intel): Depending on max_level, call
3039 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3040 only when other methods fail to provide valid L2 cache description.
3042 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3045 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3046 it to PIC call patterns.
3047 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3048 code generation and attributes from pattern. Change peephole2 to
3049 split for noreturn case. Revise split pattern for non noreturn case.
3050 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3051 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3052 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3055 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3057 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3058 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3060 (divdf3): Reformat long line.
3062 2008-10-11 Michael J. Eager <eager@eagercon.com>
3064 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3066 (rs6000_handle_option): Process -mfpu options.
3067 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3068 (enum fpu_type_t): New.
3069 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3070 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3072 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3073 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3074 * config/rs6000/rs6000.opt (-mfpu): New.
3075 (-mxilinx-fpu): New.
3076 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3077 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3078 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3079 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3080 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3082 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3085 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3086 LO_SUM on Darwin if mode has just one unit.
3088 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3091 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3092 has been optimized out.
3094 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3096 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3097 instead of PIC_DIRECT_ADDR_P.
3098 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3099 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3100 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3101 (PIC_OFFSET_P): Rename to...
3102 (PCREL_SYMOFF_P): ...this.
3103 (PIC_DIRECT_ADDR_P): Delete.
3104 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3106 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3107 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3108 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3109 * config/sh/sh.c (print_operand): Remove CONST handling.
3110 (unspec_caller_rtx_p): Rewrite to use split_const and check
3111 the operands of UNSPEC bases.
3112 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3113 with (unspec [A B] UNSPEC_SYMOFF).
3114 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3115 UNSPEC_PCREL_SYMOFF.
3116 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3117 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3118 (UNSPEC_EXTRACT_U16): Likewise.
3119 (UNSPEC_SYMOFF): Likewise.
3120 (UNSPEC_PCREL_SYMOFF): Likewise.
3121 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3123 (movsi_const_16bit): Likewise.
3124 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3125 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3126 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3127 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3128 with (unspec [A B] UNSPEC_SYMOFF).
3129 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3130 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3131 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3132 (Csu): Likewise UNSPEC_EXTRACT_U16.
3133 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3134 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3136 2008-10-10 Stepan Kasal <skasal@redhat.com>
3138 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3139 for loop strip mining and loop blocking.
3141 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3143 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3144 vary types depending on debug info.
3146 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3148 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3149 before ensuring it's already computed.
3151 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3153 * rtl.h (locator_eq): New decl.
3154 * cfglayout.c (locator_scope): New function.
3155 (insn_scope): Use it.
3156 (locator_eq): New function.
3157 (fixup_reorder_chain): Search for last insn in src bb
3158 that has locator set or first insn in dest bb. Use
3159 locator_eq instead of == to compare locators.
3160 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3161 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3162 == to compare locators.
3164 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3166 * gimple-low.c (lower_function_body, lower_gimple_return,
3167 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3168 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3169 goto_block on edges if goto_locus is known.
3172 * tree.h (get_object_alignment): Declare.
3173 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3174 get_object_alignment if needed.
3175 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3177 (get_object_alignment): ... here. New function. Try harder to
3178 determine alignment from get_inner_reference returned offset.
3180 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3182 * graphite.c (gloog): Don't call find_unreachable_blocks
3183 before delte_unreachable_blocks.
3185 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3186 goto_locus of true_edge into RTL locator.
3188 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3190 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3191 (*jcc_btdi_mask_rex64): Ditto.
3193 (*jcc_btsi_mask): Ditto.
3194 (*jcc_btsi_1): Ditto.
3195 (*jcc_btsi_mask_1): Ditto.
3197 2008-10-08 Paul Brook <paul@codesourcery.com>
3199 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3200 compatible profiler (__gnu_mcount_nc).
3201 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3203 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3205 * config/i386/i386.c (initial_ix86_tune_features): Add
3206 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3207 * config/i386/i386.h (ix86_tune_indices): Likewise.
3208 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3210 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3211 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3212 for FP to FP splitters.
3214 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3216 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3219 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3223 PR rtl-optimization/37341
3224 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3225 to ORIG_BB, pass through ORIG_BB recursively.
3226 (cse_condition_code_reg): Adjust caller.
3228 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3230 * sdbout.c (sdbout_one_type): Treat the value type
3231 CONST_DECL for enumerals.
3233 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3235 * config/i386/i386.md: Remove trailing white spaces.
3237 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3239 PR rtl-optimization/37448
3240 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3241 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3243 (struct output_info) [count]: Renamed total_created and made
3245 (struct output_info) [size]: Renamed total_allocated and made
3247 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3248 Properly keep track of desc->size.
3249 (print_statistics, dump_alloc_pool_statistics): Enhance the
3250 printing of statistics to print the number of elements and to use
3253 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3256 * opts.h (CL_SAVE): Move up to flags range.
3257 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3258 CL_COMMON): Renumber.
3259 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3260 * opts.c (common_handle_option): Revert last change.
3262 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3264 * config/i386/i386-protos.h (ix86_schedule): New.
3266 * config/i386/i386.c (ix86_schedule): New.
3267 (override_options): Add schedule to processor_alias_table. Set
3268 ix86_schedule from the schedule field in processor_alias_table.
3269 (ix86_function_specific_save): Save ix86_schedule.
3270 (ix86_function_specific_restore): Restore ix86_schedule.
3272 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3273 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3276 * config/i386/i386.opt: Add schedule.
3278 * config/i386/ppro.md: Remove generic32.
3280 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3283 * expr.c (count_type_elements): Handle ERROR_MARK.
3285 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3290 * basic-block.h (struct edge_def): Add goto_block field.
3291 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3292 one insn with locus corresponding to edge's goto_locus if !optimize.
3293 * profile.c (branch_prob): Copy edge's goto_block.
3294 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3296 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3297 locator in between the merged basic blocks if !optimize and needed.
3298 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3299 goto_locus into RTL locator. For unconditional jump use that
3300 locator for the jump insn.
3301 (expand_gimple_cond): Convert goto_block and goto_locus into
3302 RTL locator for all remaining edges. For unconditional jump
3303 use that locator for the jump insn.
3304 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3305 there is more than one edge or insn locator along the forwarding
3306 edges and !optimize. If there is just one, set e->goto_locus.
3307 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3309 (move_block_to_fn): Adjust edge's goto_block.
3311 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3314 * expmed.c (expand_mult): Properly check DImode constant in
3317 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3320 * dwarf2out.c (common_block_die_table): New variable.
3321 (common_block_die_table_hash, common_block_die_table_eq): New
3323 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3324 COMMON block in the current scope rather than globally. Optimize
3325 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3326 DW_OP_addr SYMBOL_REF+off.
3328 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3330 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3331 Return true for non-addressable GIMPLE operands.
3333 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3336 * config/i386/i386.c (initial_ix86_tune_features): Remove
3337 X86_TUNE_USE_BIT_TEST.
3338 * config/i386/i386.h (ix86_tune_indices): Likewise.
3339 (TARGET_USE_BIT_TEST): Removed.
3341 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3343 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3345 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3347 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3348 (mul<mode>3_mul3): ... into this new template.
3350 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3352 * gimplify.c (gimplify_arg): Add location argument. Use it.
3353 (gimplify_call_expr): Pass location to gimplify_arg.
3354 (gimplify_modify_expr_to_memcpy): Same.
3355 (gimplify_modify_expr_to_memset): Same.
3357 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3359 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3360 Update calls to build_unary_op and build_indirect_ref for location
3363 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3366 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3367 * c-typeck.c (array_to_pointer_conversion): Pass location to
3369 (function_to_pointer_conversion): Use error_at and warning_at.
3370 (build_indirect_ref): Same.
3371 (build_array_ref): Pass location to build_binary_op.
3372 (parser_build_unary_op): Do not set location after calling
3374 (build_unary_op): Add location argument. Use it throughout. Set
3375 EXPR_LOCATION before returning new tree.
3376 (build_modify_expr): Same.
3377 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3379 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3380 build_indirect_ref, build_modify_expr.
3381 (c_finish_omp_for): Same. Use error_at instead of error.
3382 * c-common.c (c_common_truthvalue_conversion): Pass location to
3384 (warn_for_div_by_zero): Add location argument.
3385 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3386 build_unary_op, warn_for_div_by_zero.
3387 * c-parser.c (c_parser_typeof_specifier): Use
3388 protected_set_expr_location.
3389 (c_parser_statement_after_labels): Same.
3390 (c_parser_condition): Same.
3391 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3392 (c_parser_conditional_expression): Use protected_set_expr_location.
3393 (c_parser_unary_expression): Pass location to build_indirect_ref.
3394 (c_parser_postfix_expression_after_primary): Pass location to
3395 build_indirect_ref, build_unary_op.
3396 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3398 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3400 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3401 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3402 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3404 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3405 (mips_issue_rate): Handle PROCESSOR_R10000.
3406 * config/mips/mips.md (cpu): Add r10000.
3408 * config/mips/10000.md: New file.
3410 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3412 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3413 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3414 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3416 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3418 * config/darwin-protos.h (machopic_function_base_name): Delete.
3419 (machopic_function_base_sym): Likewise.
3420 (machopic_gen_offset): Declare.
3421 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3422 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3423 * config/darwin.c (machopic_function_base_name): Delete.
3424 (machopic_function_base_sym): Likewise.
3425 (gen_pic_offset): Rename to...
3426 (machopic_gen_offset): ...this and remove the pic_base argument.
3427 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3428 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3429 crtl->uses_pic_offset_table.
3430 (machopic_indirect_data_reference): Use new machopic_gen_offset
3432 (machopic_legitimize_pic_address): Likewise.
3433 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3435 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3436 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3437 * config/i386/i386.c (output_set_got): Likewise.
3438 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3440 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3441 (legitimate_address_p): Likewise.
3442 (output_pic_addr_const): Likewise.
3443 (output_addr_const_extra): Likewise.
3444 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3445 match an UNSPEC rather than a MINUS.
3446 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3447 (builtin_setjmp_receiver): Use machopic_gen_offset.
3448 * config/i386/predicates.md (pic_symbolic_operand): Handle
3449 UNSPEC_MACHOPIC_OFFSET.
3451 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3452 Use machopic_gen_offset and machopic_operand_p.
3453 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3454 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3455 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3456 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3457 Set crtl->uses_pic_offset_table.
3459 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3461 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3463 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3464 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3465 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3466 (constant_pool_expr_p): Use split_const and check the base.
3467 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3469 (legitimate_constant_pool_address_p): Check toc_relative_p
3470 instead of constant_pool_expr_p.
3471 (print_operand_address): Always use output_addr_const for
3472 constant pool addresses.
3473 (rs6000_output_addr_const_extra): New function.
3474 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3476 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3480 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3481 (mark_ref_live, mark_ref_dead): Use them.
3482 (def_conflicts_with_inputs_p): Remove.
3483 (mark_early_clobbers): New function.
3484 (process_bb_node_lives): Call preprocess_constraints and
3485 mark_early_clobbers.
3487 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3489 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3491 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3492 lib with -mthread switch.
3494 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3497 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3498 function in two, making it call a new and reusable
3499 dwarf2out_imported_module_or_decl() that takes the containing
3500 BLOCK of the declaration in argument.
3501 (dwarf2out_imported_module_or_decl_real): New function.
3502 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3503 IMPORTED_DECL in account.
3504 * tree.def: Added IMPORTED_DECL node type.
3505 * tree.h: Added accessors for IMPORTED_DECL nodes.
3506 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3508 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3510 * doc/gimple.texi: Fix some typos, wrap some long lines,
3511 fix some broken wraps with continuations.
3512 * tree-ssa-reassoc.c: Fix comment typos.
3514 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3517 * pa.c (legitimize_pic_address): Force function labels to memory in
3520 2008-10-04 Anton Blanchard <anton@samba.org>
3522 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3523 (rs6000_split_atomic_op): Same.
3524 (rs6000_split_compare_and_swap): Same.
3525 (rs6000_split_compare_and_swapqhi): Same.
3527 2008-10-04 Richard Guenther <rguenther@suse.de>
3529 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3530 instead of pointer equality.
3531 (vn_nary_op_eq): Likewise.
3533 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3535 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3537 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3538 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3540 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3542 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3543 Revert previous change.
3545 2008-10-03 Tom Tromey <tromey@redhat.com>
3547 * stringpool.c (ggc_alloc_string): Terminate string.
3549 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3551 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3552 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3553 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3556 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3559 2008-10-03 Pascal Obry <obry@adacore.com>
3561 * gcov.c (create_file_names): Properly handle UNIX and DOS
3562 directory separators.
3563 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3564 separator to '~' to ensure clean filenames on Windows.
3566 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3568 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3569 Add a null terminator to the stripped name.
3571 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3573 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3574 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3575 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3576 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3577 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3578 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3579 TARGET_SINGLE_FLOAT.
3581 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3583 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3585 2008-10-02 Richard Guenther <rguenther@suse.de>
3588 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3589 and VECTOR_TYPE recurse with useless_type_conversion_p which
3590 properly handles void pointer conversion.
3592 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3595 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3596 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3598 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3600 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3601 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3602 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3603 they translate to non builtins.
3604 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3605 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3606 __builtin_vec_promote, __builtin_vec_extract, and
3607 __builtin_vec_insert.
3608 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3609 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3610 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3611 * config/rs6000/altivec.h (vec_extract): Define
3612 (vec_insert): Define.
3613 (vec_splats): Define.
3614 (vec_promote): Define.
3616 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3617 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3618 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3620 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3622 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3623 prototype. Add new parameter, blk.
3624 Use BLKmode for the MEM if blk is true.
3625 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3626 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3627 ALTIVEC_BUILTIN_STVRXL.
3628 Update usage of altivec_expand_lv_builtin.
3629 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3630 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3631 (altivec_init_builtins): If compiling for the Cell, also define the
3633 * config/rs6000/rs6000.h (rs6000_builtins): Define
3634 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3635 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3636 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3637 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3638 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3639 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3640 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3641 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3642 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3643 UNSPEC_STVRX, and UNSPEC_STVRXL.
3644 (altivec_lvlx): New pattern.
3645 (altivec_lvlxl): New pattern.
3646 (altivec_lvrx): New pattern.
3647 (altivec_lvrxl): New pattern.
3648 (altivec_stvlx): New pattern.
3649 (altivec_stvlxl): New pattern.
3650 (altivec_stvrx): New pattern.
3651 (altivec_stvrxl): New pattern.
3652 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3653 (vec_lvlxl): Likewise.
3654 (vec_lvrx): Define if PPU is defined.
3655 (vec_lvrxl): Likewise.
3656 (vec_stvlx): Define if PPU is defined.
3657 (vec_stvlxl): Likewise.
3658 (vec_stvrx): Define if PPU is defined.
3659 (vec_stvrxl): Likewise.
3661 2008-10-01 Geert Bosch <bosch@adacore.com>
3663 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3665 2008-10-01 Richard Guenther <rguenther@suse.de>
3667 PR tree-optimization/37617
3668 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3669 do not add to the NEW_SETS.
3671 2008-10-01 Richard Guenther <rguenther@suse.de>
3674 * tree-vrp.c (execute_vrp): If we optimized away the default
3675 case make sure to promote the label that got in place of it
3676 to a default case label.
3678 2008-10-01 Richard Henderson <rth@redhat.com>
3681 * tree-complex.c (set_component_ssa_name): Don't optimize
3682 is_gimple_min_invariant values with ssa_names in abnormal phis.
3684 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3686 PR tree-optimization/37662
3687 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3688 commutative binary operation if they are in the wrong order and
3689 fold_build2 produces non-GIMPLE.
3691 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3693 PR tree-optimization/37662
3694 PR tree-optimization/37663
3695 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3696 get_value_range with non-SSA_NAME. Don't assert operands have been
3697 folded, instead just bail out.
3699 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3701 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3703 2008-09-30 Richard Guenther <rguenther@suse.de>
3706 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3707 build restrict-qualified pointers.
3708 (vectorizable_store): Move alias check later.
3709 (vectorizable_load): Likewise.
3711 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3713 * c-common.c (empty_if_body_warning): Remove.
3714 * c-common.h (empty_if_body_warning): Remove.
3715 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3716 here the -Wempty-body warning for `if' and `else' statements.
3717 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3719 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/i386.opt: Add msse2avx.
3723 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3724 * config/i386/linux64.h (ASM_SPEC): Likewise.
3726 * doc/invoke.texi: Document -msse2avx.
3728 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3730 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3732 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3734 * ifcvt.c (noce_emit_store_flag): If using condition from original
3735 jump, reverse it if if_info->cond was reversed.
3737 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3739 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3740 non-constant memory if it cannot be forced to constant memory.
3741 Overhaul surrounding code and factor out common condition.
3743 2008-09-29 Jeff Law <law@redhat.com>
3745 * reload1.c (alter_reg): Add missing curly braces.
3747 2008-09-29 Michael J. Eager <eager@eagercon.com>
3749 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3751 * config/rs6000/rs6000.c (rs6000_override_options): Move
3752 rs6000_init_hard_regno_mode_ok after all options changed.
3753 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3754 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3755 -msimple-fpu flags. Add warning messages if single FP not configured.
3756 (rs6000_file_start): Output gnu_attribute for single-float.
3757 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3758 (rs6000_legitimize_address): Likewise.
3759 (rs6000_legitimize_reload_address): Likewise.
3760 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3761 TARGET_SINGLE_FLOAT.
3762 (function_arg_advance): Likewise (partial conversion).
3763 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3764 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3765 TARGET_SINGLE_FLOAT.
3766 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3767 (rs6000_emit_prologue): Likewise.
3768 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3769 TARGET_SINGLE_FLOAT.
3770 (rs6000_libcall_value): Likewise.
3771 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3772 (TARGET_DOUBLE_FLOAT): New default to 1
3773 (TARGET_SIMPLE_FPU): New default to 0
3774 (TARGET_SINGLE_FPU): New default to 0
3775 (TARGET_SINGLE_FLOAT_MODE): New.
3776 (TARGET_DOUBLE_FLOAT_MODE): New.
3777 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3778 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3780 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3781 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3782 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3783 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3784 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3785 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3786 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3787 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3788 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3789 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3790 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3791 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3792 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3793 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3794 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3795 cmptf_internal1, *cmptf_internal2): Condition on
3796 TARGET_DOUBLE_FLOAT.
3797 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3798 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3799 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3800 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3801 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3802 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3803 TARGET_SINGLE_FLOAT.
3804 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3805 * config/rs6000/rs6000.opt (-msingle-float): New.
3806 (-mdouble-float): New.
3807 (-msimple-fpu): New.
3808 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3809 -msingle-float, -mdouble-float, -msimple-fpu options.
3810 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3811 _SOFT_DOUBLE for -msingle-float.
3812 * config.gcc: New config for target=powerpc-xilinx-eabi.
3814 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3816 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3817 have exit and entry.
3818 (new_scop): Take entry and exit edge to define new SCoP.
3819 (sd_region_p): New structure used during SCoP detection.
3820 (move_scops): Delete.
3821 (move_sd_regions): New.
3822 (scopdet_info): Change the definition from edges back to basic_blocks.
3823 (scopdet_edge_info): Work on basic_blocks and rename to
3824 scopdet_basic_block_info.
3825 (split_difficult_bb): At the moment removed. We should later
3826 add it at another place.
3827 (build_scops_1): Work on basic_blocks.
3828 (bb_in_sd_region): New.
3829 (find_single_entry_edge): New.
3830 (find_single_exit_edge): New.
3831 (create_single_entry_edge): New.
3832 (sd_region_without_exit): New.
3833 (create_single_exit_edge): New.
3834 (unmark_exit_edges): New.
3835 (mark_exit_edges): New.
3836 (create_sese_edges): New.
3837 (build_graphite_scops): New.
3838 (build_scops): Make SCoPs SESE.
3839 (limit_scops): Use the new functions.
3841 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3843 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3845 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3848 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3849 address to a register before taking the lower part.
3851 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3853 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3856 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3857 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3860 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3861 the newly created variable.
3862 Create a VECTOR_CST of all 1s for vector types.
3864 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3867 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3869 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3871 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3872 order to convert between modes.
3873 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3875 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3877 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3880 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3883 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3887 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3889 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3890 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3891 them to yield false with MIPS16.
3893 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3896 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3897 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3898 mem_loc_descriptor failed. Accept UNSPEC.
3899 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3900 fail if one of the loc_descriptor calls for pieces failed.
3901 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3902 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3903 if loc_descriptor_from_tree_1 on offset failed.
3906 * opts.c (common_handle_option): Don't call print_specific_help with
3907 CL_SAVE as first argument.
3909 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3910 Steve Ellcey <sje@cup.hp.com>
3912 * configure: Regenerate for new libtool.
3913 * aclocal.m4: Ditto.
3915 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3917 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3918 alias set on MEM when saving stack pointer.
3919 * config/rs6000/rs6000.md (allocate_stack): Likewise
3921 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3923 PR tree-optimization/37574
3924 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3925 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3926 instead of vector_type for constants. Take computation out of loop.
3927 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3928 and use only vector_type for invariant case.
3929 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3931 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3934 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3935 the decl is a VAR_DECL or FUNCTION_DECL.
3937 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3940 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3941 (mark_ref_live, mark_ref_dead): Use them.
3942 (def_conflicts_with_inputs_p): Remove.
3943 (mark_early_clobbers): New function.
3944 (process_bb_node_lives): Call preprocess_constraints and
3945 mark_early_clobbers.
3947 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3949 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3952 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3953 (ira_compress_allocno_live_ranges): New prototype.
3955 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3956 (coalesced_allocnos_living_at_program_points): New.
3957 (coalesced_allocnos_live_at_points_p,
3958 set_coalesced_allocnos_live_points): New functions.
3959 (coalesce_spill_slots): Rewrite.
3961 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3962 ira_compress_allocno_live_ranges): New functions.
3964 * ira-build.c (ira_flattening): Call
3965 ira_compress_allocno_live_ranges.
3968 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3970 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3973 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3975 * combine.c (make_compound_operation): Handle the 'E' format.
3976 (count_rtxs): Likewise.
3977 (update_table_tick): Likewise.
3978 (get_last_value_validate): Likewise.
3980 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3982 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3984 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3986 * matrix-reorg.c (transform_allocation_sites): Initializers
3987 added to avoid the warning.
3989 2008-09-25 Martin Jambor <mjambor@suse.cz>
3991 * cgraph.c (free_nodes): New variable.
3992 (NEXT_FREE_NODE): New macro.
3993 (cgraph_create_node): Reuse nodes from the free list. Do not
3994 update uid if doing so.
3995 (cgraph_remove_node): Add the node to the free list.
3997 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3999 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4001 2008-09-24 Richard Henderson <rth@redhat.com>
4003 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4004 * unwind-dw2.c (execute_stack_op): Handle it.
4006 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4009 2008-09-24 Michael J. Eager <eager@eagercon.com>
4011 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4013 * c-common.c (fname_decl): New location argument.
4014 * c-common.h (fname_decl): Same.
4015 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4017 (c_parser_typeof_specifier): Same.
4018 (c_parser_parms_list_declarator): Same.
4019 (c_parser_asm_string_literal): Same.
4020 (c_parser_compound_statement_nostart): Same.
4021 (c_parser_label): Same.
4022 (c_parser_do_statement): Same.
4023 (c_parser_asm_statement): Same.
4024 (c_parser_unary_expression): Same.
4025 (c_parser_sizeof_expression): Same.
4026 (c_parser_postfix_expression): Same.
4027 (c_parser_pragma): Same.
4028 (c_parser_omp_clause_collapse): Same.
4029 (c_parser_omp_clause_num_threads): Same.
4030 (c_parser_omp_clause_schedule): Same.
4031 (c_parser_omp_all_clauses): Same.
4032 (c_parser_omp_sections_scope): Same.
4033 (c_parser_omp_for_loop): Same. Pass condition's location to
4034 c_objc_common_truthvalue_conversion.
4035 (c_parser_enum_specifier): Remove comment.
4037 2008-09-24 Michael J. Eager <eager@eagercon.com>
4039 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4041 * config/rs6000/rs6000.c (rs6000_override_options): Move
4042 rs6000_init_hard_regno_mode_ok after all options changed.
4043 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4044 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4045 -msimple-fpu flags. Add warning messages if single FP not configured.
4046 (rs6000_file_start): Output gnu_attribute for single-float.
4047 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4048 (rs6000_legitimize_address): Likewise.
4049 (rs6000_legitimize_reload_address): Likewise.
4050 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4051 TARGET_SINGLE_FLOAT.
4052 (function_arg_advance): Likewise.
4053 (function_arg): Likewise.
4054 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4055 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4056 TARGET_SINGLE_FLOAT.
4057 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4058 (rs6000_emit_prologue): Likewise.
4059 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4060 TARGET_SINGLE_FLOAT.
4061 (rs6000_libcall_value): Likewise.
4062 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4063 (TARGET_DOUBLE_FLOAT): New default to 1
4064 (TARGET_SIMPLE_FPU): New default to 0
4065 (TARGET_SINGLE_FPU): New default to 0
4066 (TARGET_SINGLE_FLOAT_MODE): New.
4067 (TARGET_DOUBLE_FLOAT_MODE): New.
4068 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4069 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4071 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4072 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4073 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4074 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4075 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4076 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4077 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4078 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4079 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4080 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4081 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4082 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4083 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4084 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4085 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4086 cmptf_internal1, *cmptf_internal2): Condition on
4087 TARGET_DOUBLE_FLOAT.
4088 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4089 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4090 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4091 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4092 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4093 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4094 TARGET_SINGLE_FLOAT.
4095 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4096 * config/rs6000/rs6000.opt (-msingle-float): New.
4097 (-mdouble-float): New.
4098 (-msimple-fpu): New.
4099 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4100 -msingle-float, -mdouble-float, -msimple-fpu options.
4101 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4102 _SOFT_DOUBLE for -msingle-float.
4103 * config.gcc: New config for target=powerpc-xilinx-eabi.
4105 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4107 * config/sparc/constraints.md: New file.
4108 * config/sparc/sparc.md: Include it.
4109 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4110 (sparc_extra_constraint_check): Delete.
4111 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4112 (memory_ok_for_ldd): New predicate.
4113 (sparc_extra_constraint_check): Delete.
4114 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4115 (CONST_OK_FOR_LETTER_P): Likewise.
4116 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4117 (EXTRA_CONSTRAINT): Likewise.
4119 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4121 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4123 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4125 * alias.c (find_base_value): Use FIND_BASE_TERM.
4126 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4128 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4130 * config/i386/i386.c: Include cselib.h.
4131 (ix86_pic_register_p): New function.
4132 (ix86_delegitimize_address): Use it to check for the PIC register.
4134 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4136 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4137 * config/i386/i386.c (ix86_find_base_term): Don't check for
4138 SYMBOL_REF and LABEL_REF.
4140 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4142 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4143 constant PLUS in a CONST.
4145 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4147 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4148 check for sibcall support for w64.
4150 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4152 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4154 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4156 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4157 parser_build_binary_op.
4158 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4159 * c-typeck.c (build_array_ref): Same.
4160 (parser_build_unary_op): New location argument.
4161 (pointer_diff): Pass location to build_binary_op,
4162 c_objc_common_truthvalue_conversion.
4163 (build_modify_expr): Same.
4164 (build_unary_op): New location argument.
4165 (build_binary_op): New location argument.
4166 (c_objc_common_truthvalue_conversion): Pass location to
4167 c_*common_truthvalue_conversion.
4168 * c-convert.c (convert): Same.
4169 * c-common.c (binary_op_error): New location argument.
4170 (pointer_int_sum): Pass location to build_binary_op.
4171 (c_common_truthvalue_conversion): New location argument.
4172 (warn_for_sign_compare): Same.
4173 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4174 binary_op_error, build_binary_op, warn_for_sign_compare.
4175 * c-parser.c (c_parser_condition): Pass location to
4176 c_*common_truthvalue_conversion.
4177 (c_parser_conditional_expression): Save condition's location and pass
4179 (c_parser_binary_expression): Same, but for the binary operator's
4181 (c_parser_omp_for_loop): Pass location to
4182 c_objc_common_truthvalue_conversion.
4184 2008-09-23 Martin Jambor <mjambor@suse.cz>
4186 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4187 (cgraph_node_remove_callees): New temporary f. Hold the next item
4189 (cgraph_node_remove_callers): Likewise.
4191 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4192 (ipa_node_removal_hook): Likewise.
4194 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4195 gimple_call_copy_skip_args and moved to the gimple_call section.
4196 * gimple.c (gimple_copy_call_skip_args): Renamed to
4197 gimple_call_copy_skip_args. Changed al users.
4199 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4201 * ira-color.c (start_allocno_priorities): Rename to
4202 setup_allocno_priorities. Use costs and
4203 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4204 range lengths. Get rid off doubles.
4205 (ira_fast_allocations): Call start_allocno_priorities.
4207 2008-09-22 David Daney <ddaney@avtrex.com>
4210 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4211 register if TARGET_LONG_CALLS.
4213 2008-09-22 Richard Guenther <rguenther@suse.de>
4215 PR tree-optimization/37145
4216 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4217 value-numbering union accesses with their offset and size only.
4218 (visit_reference_op_load): Fix simplification of inserted conversions.
4219 * tree-ssa-pre.c (find_or_generate_expression): Do not
4220 recursively generate expressions if running FRE.
4222 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4224 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4225 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4228 2008-09-22 Richard Guenther <rguenther@suse.de>
4230 PR tree-optimization/37145
4231 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4232 (phi_translate_1): Constant fold references.
4234 2008-09-22 Ira Rosen <irar@il.ibm.com>
4236 PR tree-optimization/37482
4237 * tree-vectorizer.h (struct _slp_instance): Add new field.
4238 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4239 (get_earlier_stmt): New function.
4240 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4242 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4243 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4244 asserts that GSI points to the scalar statement being vectorized.
4245 Set new statement location according to GSI.
4246 (vect_schedule_slp_instance): Use GSI of
4247 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4249 2008-09-21 Jan Hubicka <jh@suse.cz>
4251 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4252 (ipcp_insert_stage): Update dead_nodes bitmap.
4254 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4257 * config/i386/t-cygming (SHLIB_LC): Remove.
4258 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4259 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4261 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4265 * final.c (mark_symbol_ref_as_used): New helper function.
4266 (output_operand): Instead of just looking inside MEMs for
4267 SYMBOL_REFs, use new helper function and for_each_rtx.
4268 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4269 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4270 Make head comment more general.
4271 * config/darwin.c (machopic_output_indirection): Handle weak
4272 references here, like in assemble_external.
4274 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4276 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4277 (sparc_emit_float_lib_cmp): Change return type.
4278 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4279 (gen_compare_operator): New function.
4280 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4281 the comparison sequence. Minor tweaks.
4282 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4283 that the final operator and the result of sparc_emit_float_lib_cmp
4284 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4285 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4286 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4287 result of sparc_emit_float_lib_cmp match for software TFmode.
4288 (movqicc, movhicc, movsicc, movdicc): Merge into...
4289 (mov<I:mode>cc): ...this.
4290 (movsfcc, movdfcc, movtfcc): Merge into...
4291 (mov<F:mode>cc): ...this.
4292 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4294 (mov<I:mode>_cc_v9): ...this.
4295 (movdi_cc_sp64_trunc): Delete.
4296 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4297 movdi_cc_reg_sp64): Merge into...
4298 (mov<I:mode>_cc_reg_sp64): ...this.
4299 (movsf_cc_sp64): Rename into...
4300 (movsf_cc_v9): ...this.
4301 (movdf_cc_sp64): Rename into...
4302 (movdf_cc_v9): ...this.
4303 (movtf_cc_hq_sp64): Rename into...
4304 (movtf_cc_hq_v9): ...this.
4305 (movtf_cc_sp64): Rename into...
4306 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4308 2008-09-21 Diego Novillo <dnovillo@google.com>
4310 * doc/gccint.texi: Include generic.texi and gimple.texi.
4312 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4313 (GIMPLE): Move to gimple.texi.
4314 (Annotations): Remove references to to stmt_ann_t and
4316 (SSA Operands): Rename from 'Statement Operands'.
4317 * doc/generic.texi: New.
4318 * doc/gimple.texi: New.
4319 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4320 * Makefile.in (TEXI_GCCINT_FILES):
4321 * gimple.c (gimple_copy_call_skip_args): Rename from
4322 giple_copy_call_skip_args. Update all users.
4323 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4325 2008-09-21 Ira Rosen <irar@il.ibm.com>
4327 PR tree-optimization/37539
4328 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4329 statement in related statement field only for the first load of the
4330 group of loads with the same data reference.
4332 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4334 * config/mips/mips.h (TUNE_OCTEON): New macro.
4335 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4336 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4337 * config/mips/octeon.md: New file.
4338 * config/mips/mips.md: Include octeon.md. Restore
4339 semi-alphabetical order of include files.
4341 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/i386/i386.md (*jcc_fused_1): Removed.
4345 (*jcc_fused_2): Likewise.
4346 (*jcc_fused_3): Likewise.
4347 (*jcc_fused_4): Likewise.
4349 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4351 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4352 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4353 * target.h (gcc_target): Add ira_cover_classes.
4354 * ira.c: Remove IRA_COVER_CLASSES guards.
4355 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4356 instead of IRA_COVER_CLASSES.
4357 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4358 (setup_class_translate): Likewise.
4359 (setup_reg_class_intersect_union): Likewise.
4360 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4361 test of targetm.ira_cover_classes.
4362 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4363 of IRA_COVER_CLASSES.
4364 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4365 (TARGET_INITIALIZER): Include it.
4366 * targhooks.h (default_ira_cover_classes): Declare.
4367 * targhooks.c (default_ira_cover_classes): New function.
4369 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4371 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4373 2008-09-19 Ian Lance Taylor <iant@google.com>
4375 * varasm.c (narrowing_initializer_constant_valid_p): Return
4376 NULL_TREE if ENDTYPE is not an integer.
4378 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4381 * tree-ssa.c (execute_update_addresses_taken): Also update
4382 DECL_GIMPLE_REG_P for vector and complex types.
4384 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4385 Jan Hubicka <jh@suse.cz>
4388 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4389 empty before freeing them.
4390 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4392 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4394 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4395 * config/xtensa/predicates.md (tls_symbol_operand): New.
4396 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4397 (TARGET_CANNOT_FORCE_MEM): Define.
4398 (xtensa_tls_symbol_p): New.
4399 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4400 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4401 (xtensa_tls_module_base): New.
4402 (xtensa_call_tls_desc): New.
4403 (xtensa_legitimize_tls_address): New.
4404 (xtensa_legitimize_address): Handle TLS symbols.
4405 (xtensa_tls_referenced_p_1): New.
4406 (xtensa_tls_referenced_p): New.
4407 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4409 (XTENSA_BUILTIN_THREAD_POINTER): New.
4410 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4411 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4412 builtin. Add declarations for __builtin_thread_pointer and
4413 __builtin_set_thread_pointer.
4414 (xtensa_fold_builtin): Recognize new builtins.
4415 (xtensa_expand_builtin): Expand new builtins.
4416 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4417 (TARGET_THREADPTR): Define.
4418 (HAVE_AS_TLS): Define default value.
4419 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4420 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4421 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4422 (UNSPECV_SET_TP): New.
4423 (sym_TPOFF, sym_DTPOFF): New.
4424 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4425 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4426 * configure: Regenerated.
4428 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4431 * config/ia64/ia64.c (ia64_optimization_options): Move
4432 checking and setting flag_schedule_insns_after_reload and
4433 ia64_flag_schedule_insns2 back to ...
4434 (ia64_override_options): Here.
4436 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4439 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4440 zero extend count after the correction to it is done.
4441 (doloop_optimize): Update call to doloop_modify, don't zero extend
4444 2008-09-18 Martin Jambor <mjambor@suse.cz>
4446 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4448 * ipa-prop.c: Correct comments.
4449 * ipa-prop.h: Likewise.
4451 2008-09-18 Jan Hubicka <jh@suse.cz>
4454 * ipa-reference.c (ipa_reference_local_vars_info_d,
4455 ipa_reference_global_vars_info_d,
4456 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4457 ipa_reference_vars_info_t): Move here from ipa-reference.h
4458 (node_duplication_hook_holder, node_removal_hook_holder): New.
4459 (get_reference_vars_info_from_cgraph): Rename to ...
4460 (get_reference_vars_info): ... this one, use cgraph uids.
4461 (get_local_reference_vars_info, get_global_reference_vars_info):
4462 Use cgraph instead of decl.
4463 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4465 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4466 ipa_reference_get_written_global,
4467 ipa_reference_get_not_written_global): Use cgraph argument.
4468 (check_call): Simplify avail check.
4469 (scan_stmt_for_static_refs): Update.
4470 (propagate_bits): Update.
4471 (merge_callee_local_info): Remove.
4472 (init_function_info): Use cgraph nodes.
4473 (clean_function_local_data): Break out from ...
4474 (clean_function): ... here.
4475 (copy_local_bitmap, copy_global_bitmap): New functions.
4476 (duplicate_node_data, remove_node_data): New functions.
4477 (generate_summary): Register hooks; use visibility instead of
4479 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4480 * ipa-reference.h (ipa_reference_local_vars_info_d,
4481 ipa_reference_global_vars_info_d,
4482 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4483 ipa_reference_vars_info_t): Move to ipa-reference.c
4484 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4486 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4487 ipa_reference_get_not_read_global,
4488 ipa_reference_get_not_written_global): Update prototype.
4489 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4490 (init_state): Remove.
4491 (node_duplication_hook_holder, node_removal_hook_holder): New.
4492 (get_function_state, set_function_state): Use VECtor.
4493 (analyze_function): Check body availability.
4494 (add_new_function): Likewise.
4495 (duplicate_node_data, remove_node_data): New.
4496 (generate_summary): Register hooks; do not care about clones.
4497 (propafate): Do not care about clones; recursive functions are
4499 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4500 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4501 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4503 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4504 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4505 Update call of ipa-reference accesors.
4507 2008-09-18 Simon Baldwin <simonb@google.com>
4509 * c-opts.c (c_common_handle_option): Add handling for
4510 -Wbuiltin-macro-redefined command line option.
4511 * c.opt: Added builtin-macro-redefined option.
4512 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4515 2008-09-18 Richard Guenther <rguenther@suse.de>
4517 PR tree-optimization/37258
4518 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4519 and signedness for integral types.
4520 (vn_phi_eq): Require compatible types.
4522 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4525 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4526 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4528 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4529 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4530 ggc_free other TREE_LIST nodes from that chain.
4531 * function.c (instantiate_decls): Instantiate also DECL_RTL
4532 of vars in cfun->local_decls, free that list afterwards.
4534 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4536 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4537 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4539 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4541 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4542 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4544 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4546 PR tree-optimization/37102
4547 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4548 from a node. Check to see if another PHI is dead.
4549 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4550 remove real PHIs which have no uses.
4551 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4553 2008-09-18 Richard Guenther <rguenther@suse.de>
4556 * tree-cfg.c (remove_useless_stmts_1): Remove
4557 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4559 2008-09-18 Nick Clifton <nickc@redhat.com>
4561 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4562 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4563 to frv_secondary_reload_class.
4564 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4565 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4566 (frv_secondary_reload_class): Omit unused parameter.
4567 (frv_secondary_reload): New function. Handle the case when
4568 secondary_reload_class() is called before the reload_(in|out)
4569 _optabs have been initialised.
4570 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4572 * config/frv/frv.md: Define an exclusion set between fr550_m0
4575 2008-09-18 Richard Guenther <rguenther@suse.de>
4577 PR tree-optimization/37456
4578 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4579 want to insert after ends a BB insert on the single fallthru
4582 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4584 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4585 Mention -march=z9-109, z9-ec and z10.
4587 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4589 PR rtl-optimization/37544
4590 * regrename.c (maybe_mode_change): Exit early when copy_mode
4591 is narrower than orig_mode and narrower than new_mode.
4593 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4596 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4598 * sched-rgn.c (ref_counts): Remove.
4599 (insn_referenced): New static variable.
4600 (INSN_REF_COUNT): Remove.
4601 (sched_run_compute_dependencies): Use insn_referenced instead of
4603 (add_branch_dependences): Likewise. Delete dead assignment.
4605 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4607 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4608 consumer is an asm. Add comment why this is important.
4609 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4610 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4612 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4614 * expr.c (emit_group_store): Do not shift before moving via a
4617 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4619 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4620 from aggregate to non-aggregate type if the bit pattern is not fully
4621 preserved afterwards.
4623 2008-09-17 Richard Guenther <rguenther@suse.de>
4625 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4626 (verify_gimple_assign): ... this. Split into ...
4627 (verify_gimple_assign_unary): ... this,
4628 (verify_gimple_assign_binary): ... that,
4629 (verify_gimple_assign_single): ... and this.
4630 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4631 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4632 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4633 (verify_types_in_gimple_reference): Be forgiving with
4635 (verify_gimple_phi): Deal with virtual operands.
4637 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4639 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4641 * tree.c (get_callee_fndecl): Don't call the language hook.
4642 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4643 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4644 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4646 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4648 * tree.c (protected_set_expr_location): Don't unnecessarily
4649 check for error_mark_node.
4651 2008-09-17 Art Haas <ahaas@impactweather.com>
4653 * ipa-reference.c (analyze_function): Declare step only if
4654 ENABLE_CHECKING is defined.
4656 2008-09-17 Jan Hubicka <jh@suse.cz>
4659 * tree.h (DECL_INLINE): remove.
4660 (DECL_DECLARED_INLINE_P): Update docs.
4661 (DECL_NO_INLINE_WARNING_P): new.
4662 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4663 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4665 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4666 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4669 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4672 2008-09-17 Jan Hubicka <jh@suse.cz>
4674 * ipa-reference.c (ipa_obstack): Remove.
4675 (local_info_obstack, global_info_obstack): New.
4676 (add_static_var): We now handle variables only.
4677 (mark_address_taken, mark_load, mark_store): New functions based on ...
4678 (check_operand): ... remove.
4679 (get_asm_stmt_operands): Rename to ...
4680 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4681 (scan_stmt_for_static_refs): Rewrite.
4682 (scan_op_for_static_refs): Rename to ...
4683 (scan_initializer_for_static_refs): do not look for VAR_DECL
4684 initializers; stop recursion on types and decls.
4685 (ipa_init): Use proper obstacks.
4686 (analyze_variable): Use scan_initializer_for_static_refs.
4687 (init_function_info): Use local obstack.
4688 (analyze_function): Simplify.
4689 (add_new_function): We don't need visited_nodes obstack.
4690 (generate_summary): Use proper obstacks; cleanup after propagation.
4692 2008-09-17 Richard Guenther <rguenther@suse.de>
4695 PR tree-optimization/37491
4696 * alias.c (get_alias_set): Use the canonical type.
4697 * tree-vect-transform.c (vectorizable_store): Use the type of
4698 the lhs for the vector type. Adjust checking.
4699 (vectorizable_load): Adjust checking.
4701 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4702 Adam Nemet <anemet@caviumnetworks.com>
4704 PR rtl-optimization/37483
4705 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4706 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4707 Rearrange code to better match the original comment. Check
4708 t_unconditional first. Improve comment.
4710 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4713 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4714 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4717 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4718 GIMPLE_TRY if cleanup sequence is empty.
4720 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4723 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4724 eliminate IV if the cost are the same.
4726 2008-09-16 Richard Guenther <rguenther@suse.de>
4729 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4732 2008-09-16 Richard Guenther <rguenther@suse.de>
4734 PR tree-optimization/37508
4735 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4737 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4739 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4741 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4743 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4744 use gen_floatdidf2 directly.
4745 (floatunssidf2): Likewise.
4746 (floatsidf_ppc64_mfpgpr): Remove.
4747 (floatsidf_ppc64): Remove.
4748 (floatunssidf_ppc64): Remove.
4750 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4752 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4753 rather than update_cost_queue.
4755 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4756 in every call starting with the second one, instead of only when
4757 alias_bitmap_obstack.elements != NULL.
4759 * tree-predcom.c (filter_suitable_components): Free all refs in
4760 act->refs vector before calling release_component.
4761 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4763 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4765 * tree-loop-linear.c (linear_transform_loops): Initialize
4766 lambda_obstack only after calling perfect_loop_nest_depth.
4767 Goto free_and_continue instead of just continue for later failures.
4770 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4773 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4775 2008-09-14 Andreas Schwab <schwab@suse.de>
4777 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4779 2008-09-14 Jan Hubicka <jh@suse.cz>
4781 * invoke.texi (-fconserve-stack): Document.
4782 * opts.c (decode_options): Handle conserve_stack.
4783 * common.opt (fconvserve_stack): New.
4785 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4787 * config.host: Add x-aix to host_xmake_file.
4788 * config/rs6000/t-aix52: Do not override LDFLAGS.
4789 * config/rs6000/x-aix: New file.
4791 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4797 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4798 is not recognized as a valid register usage. Allow REG_X to be used
4800 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4801 forces a reload when using a base register.
4803 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4805 * config/i386/cygming-crtend.c (register_frame_ctor): If
4806 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4807 directly with atexit.
4808 (deregister_frame_ctor): Rename to ...
4809 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4810 if !DEFAULT_USE_CXA_ATEXIT.
4812 2008-09-13 Jan Hubicka <jh@suse.cz>
4814 * cgraph.c: Include value-prof.h
4815 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4817 2008-09-13 Jan Hubicka <jh@suse.cz>
4820 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4821 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4822 tree_gen_one_value_profiler, tree_gen_average_profiler,
4823 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4825 2008-09-13 Jan Hubicka <jh@suse.cz>
4827 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4828 too many bytes on misalligned blocks.
4830 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4832 * doc/cfg.texi: Fix some typos.
4833 * doc/extend.texi: Likewise.
4834 * doc/install.texi: Likewise.
4835 * doc/invoke.texi: Likewise.
4836 * doc/rtl.texi: Likewise.
4837 * doc/tree-ssa.texi: Likewise.
4839 2008-09-13 Richard Guenther <rguenther@suse.de>
4842 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4843 gimple stores for memory rhs.
4845 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4847 PR rtl-optimization/37489
4848 * cse.c (fold_rtx): Don't return const_true_rtx for float
4849 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4851 2008-09-13 Jan Hubicka <jh@suse.cz>
4853 PR tree-optimization/37392
4854 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4856 2008-09-13 Martin Jambor <mjambor@suse.cz>
4857 Jan Hubicka <jh@suse.cz>
4859 * cgraph.c (free_edges): New variable.
4860 (NEXT_FREE_EDGE): New macro.
4861 (cgraph_free_edge): New function.
4862 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4863 (cgraph_node_remove_callees): Likewise.
4864 (cgraph_node_remove_callers): Likewise.
4865 (cgraph_create_edge): Reuse edges from the free list. Do not
4866 update uid if doing so.
4867 (cgraph_remove_*_hook): Add free call.
4869 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4871 * ira-color.c (conflict_allocno_vec): Delete.
4872 (update_cost_queue_elem): New structure.
4873 (update_cost_queue): New variable.
4874 (update_cost_queue_tail): Likewise.
4875 (update_cost_queue_elems): Likewise.
4876 (allocno_update_cost_check): Delete.
4877 (initiate_cost_update): Allocate update_cost_queue_elems
4878 instead of allocno_update_cost_check.
4879 (finish_cost_update): Update the free()s accordingly.
4880 (start_update_cost): New function.
4881 (queue_update_cost): Likewise.
4882 (get_next_update_cost): Likewise.
4883 (update_copy_costs_1): Inline into...
4884 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4885 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4886 once we've established they are equal. Don't allocate update
4887 costs if there is nothing to add to them.
4888 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4889 DIVISOR arguments. Use a queue instead of recursive calls;
4890 process all the allocnos in the initial queue, rather than
4892 (assign_hard_reg): Use queue_update_cost instead of
4893 conflict_allocno_vec. Queue coalesced allocnos instead
4894 of calling update_conflict_hard_regno_costs for each one.
4895 Just call update_conflict_hard_regno_costs once for the
4897 (ira_color): Remove conflict_allocno_vec handling.
4899 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4901 PR tree-optimization/37484
4902 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4903 (save_var_name): Same.
4904 (initialize_cloog_names): Same.
4905 (initialize_cloog_names): Same.
4907 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4909 * tree-scalar-evolution.c (set_instantiated_value): Set
4912 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4916 * ira-build.c (common_loop_tree_node_dominator): Remove.
4917 (copy_live_ranges_to_removed_store_destinations): New function.
4918 (regno_top_level_allocno_map): Move to top level from ...
4919 (ira_flattening): ... here. Use
4920 copy_live_ranges_to_removed_store_destinations.
4922 * ira-emit.c (generate_edge_moves): Fix a comment.
4924 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4927 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4928 scratch register after 'set' pattern.
4930 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4932 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4933 information passed to mark_reg_pointer.
4934 * explow.c (force_reg): Likewise.
4936 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4938 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4939 when building for the celledp architecture.
4941 2008-09-12 Richard Guenther <rguenther@suse.de>
4943 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4945 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4947 PR rtl-optimization/37424
4948 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4949 the regnos instead of the addresses.
4951 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4953 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4955 2008-09-11 Richard Guenther <rguenther@suse.de>
4957 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4958 entering the weaker equivalence recording.
4960 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4962 2008-09-11 Jeff Law <law@redhat.com>
4964 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4965 by assign_stack_local on the IRA path for stack slot sharing
4966 as well as the non-IRA path.
4968 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/i386.h: Fix whitespace issues.
4972 2008-09-11 Martin Jambor <mjambor@suse.cz>
4974 * ipa-prop.h (struct ipa_param_flags): Removed.
4975 (struct ipa_param_descriptor): New structure.
4976 (struct ipa_node_params): ipcp_lattices, param_decls and
4977 param_flags moved to ipa_param_description.
4978 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4979 descriptors. Renamed all users.
4980 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4981 changed to access descriptors. Renamed all users.
4982 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4983 to access descriptors. Renamed all users.
4984 * ipa-cp.c (ipcp_init_cloned_node): Call
4985 ipa_initialize_node_params instead of ipa_count_formal_params and
4986 ipa_create_param_decls_array.
4987 (ipcp_analyze_node): Likewise.
4988 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4989 descriptors. Renamed all users.
4990 (ipcp_initialize_node_lattices): Remove allocation.
4991 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4992 ipa_initialize_node_params instead of ipa_count_formal_params and
4993 ipa_create_param_decls_array.
4994 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4995 ipa_populate_param_decls, made static, added parameter info,
4996 renamed mt to node, removed allocation, changed to use
4998 (ipa_count_formal_params): Made static, added parameter info,
5000 (ipa_initialize_node_params): New function.
5001 (ipa_check_stmt_modifications): Changed to use descriptors.
5002 (ipa_detect_param_modifications): Removed allocation, changed to
5004 (ipa_note_param_call): Changed to use descriptors.
5005 (ipa_analyze_params_uses): Removed allocation.
5006 (ipa_free_node_params_substructures): Changed to use descriptors.
5007 (ipa_edge_duplication_hook): Use the unused attribute.
5008 (ipa_node_duplication_hook): Use the unused attribute, changed to
5009 use descriptors, changed to duplicate descriptors.
5011 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5012 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5013 indirect inlining. Made static.
5014 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5015 functions called only once.
5016 (cgraph_decide_recursive_inlining): Don't call
5017 ipa_propagate_indirect_call_infos, pass new_edges to
5018 cgraph_mark_inline_edge instead.
5019 (cgraph_decide_inlining_of_small_functions): Don't call
5020 ipa_propagate_indirect_call_infos, pass new_edges to
5021 cgraph_mark_inline_edge instead.
5022 (cgraph_decide_inlining): Don't call
5023 ipa_propagate_indirect_call_infos.
5024 * ipa-prop.c: Check that vectors are allocated.
5026 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5027 iff a new cgraph edges have been created.
5028 (cgraph_decide_inlining): New variable redo_always_inline.
5029 Flattening and always_inlining loop until callgraph stabilizes.
5030 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5031 true iff new cgraph edges have been created.
5032 (propagate_info_to_inlined_callees): Likewise.
5033 (ipa_propagate_indirect_call_infos): Likewise.
5035 2008-09-11 Richard Guenther <rguenther@suse.de>
5037 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5038 (set_prologue_iterations): Likewise.
5039 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5041 (vect_update_init_of_dr): Likewise.
5042 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5044 * fold-const.c (fold_unary): Do not generate calculations
5047 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5049 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5050 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5051 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5053 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5055 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5056 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5057 before finalizing the changes.
5058 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5060 (simplify_truth_ops_using_ranges): New.
5061 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5062 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5063 whether a simplification was made.
5064 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5065 use a switch statement and also call simplify_truth_ops_using_ranges.
5067 2008-09-11 Jan Hubicka <jh@suse.cz>
5069 * ggc-common.c (loc_array): Make static.
5070 * dce.c (rest_of_handle_ud_dce): Free worklist.
5072 2008-09-11 Jan Hubicka <jh@suse.cz>
5074 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5075 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5076 function so we are sure we do not dangle it forever.
5077 * function.c (outer_function_chain, find_function_data): Remove.
5078 (function_context_stack): New.
5079 (push_function_context, pop_function_context): Update.
5080 * function.h (struct function): Remove pointer outer.
5081 (outer_function_chain, find_function_data): Remove.
5082 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5084 2008-09-11 Jan Hubicka <jh@suse.cz>
5087 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5089 2008-09-11 Jan Hubicka <jh@suse.cz>
5091 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5093 2008-09-11 Jan Hubicka <jh@suse.cz>
5095 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5096 (free_var_map_entry): New function.
5097 (redirect_edge_var_map_destroy): Use it.
5099 2008-09-11 Jan Hubicka <jh@suse.cz>
5102 * tree-inline.c (add_lexical_block): Replace with ...
5103 (prepend_lexical_block): ... prepend at begginig.
5104 (remap_blocks): Use it and reverse later.
5105 (expand_call_inline): Use prepend_lexical_block.
5107 2008-09-11 Jan Hubicka <jh@suse.cz>
5109 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5111 2008-09-11 Jan Hubicka <jh@suse.cz>
5113 * function.c (free_after_compilation): Call insn_locators_free.
5114 * cfglayout.c (insn_locators_free): New function.
5115 * rtl.h (insn_locators_free): Declare.
5117 2008-09-11 Jan Hubicka <jh@suse.cz>
5119 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5121 (cond_move_process_if_block): Update call.
5123 2008-09-11 Jan Hubicka <jh@suse.cz>
5125 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5126 * vec.c: Include hashtab.h
5127 (vec_descriptor, ptr_hash_entry): New structures.
5128 (vec_desc_hash, vec_ptr_map): New static variables.
5129 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5130 register_overhead, free_overhead, vec_heap_free): New functions.
5131 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5132 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5133 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5136 2008-09-11 Ira Rosen <irar@il.ibm.com>
5138 PR tree-optimization/37474
5139 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5140 length of load permutation.
5142 2008-09-11 Andreas Schwab <schwab@suse.de>
5144 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5146 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5149 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5150 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5151 simplify_gen_subreg.
5153 2008-09-11 Ira Rosen <irar@il.ibm.com>
5155 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5158 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5161 * gimplify.c (gimplify_body): Call default_rtl_profile.
5164 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5165 instead of tok->val.node if not expanding to something else. Handle
5166 intervening CPP_PADDING tokens.
5167 (altivec_categorize_keyword): Remove unneeded comparisons.
5169 2008-09-10 Richard Guenther <rguenther@suse.de>
5171 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5173 2008-09-10 Richard Guenther <rguenther@suse.de>
5176 * tree-inline.c (insert_init_stmt): Make sure to not
5177 insert invalid gimple stores.
5179 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5181 PR tree-optimization/37388
5182 * toplev.c (process_options): Fail and warn when graphite
5183 flags are used, but the compiler has not been configured
5184 with graphite libraries.
5185 * graphite.c (graphite_transform_loops): Remove printfs
5186 to dump_file for the case when graphite is not available.
5188 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5191 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5192 the even element into register.
5193 (ix86_expand_vector_init_general): Don't use
5194 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5195 if we can't move from GPR to SSE register directly.
5197 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5199 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5200 not lose track of the number of NOPs needed. Number of NOPs needed
5201 for sync vs. loads workaround was switched; corrected. Run second
5202 pass for all workarounds. No NOPs needed after call insns. Change
5203 second pass to use find_next_insn_start and find_load helpers in order
5204 to properly detect parallel insns.
5205 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5207 2008-09-10 Jan Hubicka <jh@suse.cz>
5209 * value-prof.c (gimple_ic): Fix tuplification bug.
5210 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5213 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5215 PR tree-optimization/37353
5216 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5217 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5218 calls instead of cond_dead_built_in_calls.
5219 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5220 initalize the vector only before adding first entry. Use VEC_safe_push
5221 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5222 shrink_wrap_conditional_dead_built_in_calls call.
5224 2008-09-10 Ira Rosen <irar@il.ibm.com>
5226 PR tree-optimization/37385
5227 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5228 argument, and use it as a vector type if not NULL.
5229 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5231 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5232 additional argument.
5233 (vectorizable_load): Likewise.
5235 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5237 * config/i386/i386.md (SWI32): New mode iterator.
5238 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5241 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5243 PR rtl-optimization/37435
5244 * caller-save.c (insert_restore, insert_save): Check the mode by
5247 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5250 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5252 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5255 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5257 * doc/invoke.texi (ARM Options): Correct errors in discussion
5258 of -mfloat-abi, -mhard-float, and -msoft-float.
5260 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5261 Jan Hubicka <jh@suse.cz>
5264 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5265 calling gimple_regimplify_operands on it. Iterate over all newly
5266 added statements, not just the last one.
5267 (insert_init_stmt): Insert stmt into seq first, then call
5268 gimple_regimplify_operands on it. Don't create new gimplification
5269 context, nor find referenced vars.
5271 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5274 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5275 to pointer to vector pointer.
5276 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5277 propagate_info_to_inlined_callees): Likewise.
5278 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5279 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5280 ipa_check_create_edge_args.
5281 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5282 argument to pointer to vector pointer.
5283 (cgraph_decide_inlining_of_small_function): Adjust
5284 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5288 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5289 optimizing for size, not speed.
5291 PR rtl-optimization/37408
5292 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5293 if parm is promoted.
5295 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5297 PR tree-optimization/37375
5298 * tree-scalar-evolution.c (scev_info_str): Add field
5300 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5301 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5302 set_instantiated_value): Pass instantiated_below.
5303 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5305 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5306 the definitions are not instantiated.
5308 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5309 (block_before_loop): New.
5310 * tree-data-ref.c (dr_analyze_indices): Update uses of
5312 * graphite.c (block_before_scop): New.
5313 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5314 basic block, not a loop for determining the parameters.
5315 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5317 (idx_record_params, find_params_in_bb, find_scop_parameters,
5318 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5319 to instantiate_scev.
5321 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5323 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5327 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5329 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5330 Check zero freq and increase if necessary.
5332 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5334 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5335 regno is in the right range. Add comments.
5337 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5339 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5341 * mips-tfile.c (copy_object): Cast alloca result to int *.
5342 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5344 Rename class to sclass.
5345 (read_tfile): Cast read_seek return values to proper types.
5346 Cast xcalloc return value to proper type.
5348 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5350 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5351 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5352 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5354 2008-09-09 Jan Hubicka <jh@suse.cz>
5356 * profile.c (is_edge_inconsistent): Add debug output; ignore
5357 negative count on fake edges.
5358 (is_inconsistent): Add debug output.
5360 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5362 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5364 (choose_ready): When first insn is chosen from the ready list, also
5367 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5369 PR rtl-optimization/37360
5370 * haifa-sched.c (max_issue): Do not assert that we never issue more
5371 insns than issue_rate. Add comment.
5373 2008-09-09 Richard Guenther <rguenther@suse.de>
5375 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5376 (verify_types_in_gimple_call): Rename to ...
5377 (verify_gimple_call): ... this. Enhance.
5378 (verify_types_in_gimple_cond): Remove.
5379 (verify_gimple_comparison): New function ...
5380 (verify_types_in_gimple_assign): ... split out from here.
5381 (verify_types_in_gimple_return): Rename to ...
5382 (verify_gimple_return): ... this. Enhance.
5383 (verify_types_in_gimple_switch): Rename to ...
5384 (verify_gimple_switch): ... this. Enhance.
5385 (verify_gimple_goto): New function.
5386 (verify_types_in_gimple_phi): Rename to ...
5387 (verify_gimple_phi): ... this. Enhance.
5388 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5389 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5390 (verify_types_in_gimple_seq_2): Remove cases handled in
5391 verify_types_in_gimple_stmt.
5393 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5395 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5396 (push_multiple_operation, pop_multiple_operation): Set it.
5397 (workaround_rts_anomaly): New function.
5398 (workaround_speculation): New function, broken out of bfin_reorg.
5399 (bfin_reorg): Call the new functions.
5401 2008-09-09 Richard Guenther <rguenther@suse.de>
5405 * gimplify.c (gimplify_conversion): Change conversions of
5406 non-register type to VIEW_CONVERT_EXPRs.
5407 (gimplify_addr_expr): If we need to make the operand
5408 addressable make sure to use a properly initialized
5409 temporary for that so it gets a valid gimple store.
5411 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5413 * function.h (struct function): Add function_start_locus.
5414 * cfgexpand.c (gimple_expand_cfg): Use it.
5415 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5417 2008-09-09 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/37433
5420 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5423 2008-09-09 Richard Guenther <rguenther@suse.de>
5425 PR tree-optimization/37387
5426 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5427 and bits to a common type.
5429 2008-09-09 Nick Clifton <nickc@redhat.com>
5431 * config/v850/v850.md (return): Restore frame size restriction.
5433 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5435 * c-common.c (c_expand_decl): Remove.
5436 * c-common.h (anon_aggr_type_p): Remove prototype.
5437 (DECL_ANON_UNION_ELEMS): Remove.
5438 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5439 * c-decl.c (anon_aggr_type_p): Remove.
5440 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5441 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5442 * langhooks.h (struct lang_hooks): Remove expand_decl.
5443 * langhooks.c (lhd_expand_decl): Remove.
5444 * stmt.c (expand_anon_union_decl): Remove.
5445 * tree.h (expand_anon_union_decl): Remove prototype.
5447 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5450 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5452 * config/avr/avr.md (QISI) : Define mode iterator.
5453 (negated_tst<mode>) : Redefine as split using mode macro.
5454 (reversed_tstqi): Define insn as reversed compare with zero.
5455 (reversed_tsthi): Ditto.
5456 (reversed_tstsi): Ditto.
5458 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5461 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5462 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5465 * predict.c (optimize_function_for_size_p): Don't segfault if
5467 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5468 tree_swap_operands_p): Don't test cfun != NULL before calling
5469 optimize_function_for_s*_p.
5471 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5473 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5476 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5478 * crx/crx.h (IRA_COVER_CLASSES): Define.
5480 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5483 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5484 even when a stmt has been gimple_modified_p, but after fold_stmt is
5485 not any longer. Remove unneeded may_have_exposed_new_symbols
5488 2008-09-08 Richard Guenther <rguenther@suse.de>
5490 PR tree-optimization/37421
5491 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5494 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5497 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5499 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5502 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5503 * pa-hpux10.h (LINK_SPEC): Likewise.
5504 * pa-hpux11.h (LINK_SPEC): Likewise.
5506 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5508 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5509 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5511 2008-09-07 Helge Deller <deller@gmx.de>
5513 * pa/linux-atomic.c: New file.
5514 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5515 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5517 2008-09-07 Richard Guenther <rguenther@suse.de>
5518 Ira Rosen <irar@il.ibm.com>
5520 PR tree-optimization/36630
5521 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5522 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5524 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5525 Ira Rosen <irar@il.ibm.com>
5527 PR tree-optimization/35642
5528 * config/rs6000/altivec.md (mulv8hi3): Implement.
5530 2008-09-06 Jeff Law <law@redhat.com>
5532 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5534 2008-09-06 Jan Hubicka <jh@suse.cz>
5536 PR tree-optimization/14703
5537 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5539 * passes.c (init_optimization_passes): Recompute inline parameters.
5541 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5543 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5546 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5547 Peter Fuerst <post@pfrst.de>
5549 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5550 * doc/extend.texi: Document __builtin_mips_cache.
5551 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5552 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5553 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5554 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5555 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5556 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5557 (set_push_mips_isas): New variable.
5558 (mips_r10k_cache_barrier): New variable.
5559 (cache): New availability predicate.
5560 (mips_builtins): Add an entry for __builtin_mips_cache.
5561 (mips_build_cvpointer_type): New function.
5562 (MIPS_ATYPE_CVPOINTER): New macro.
5563 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5565 (r10k_simplified_address_p, r10k_simplify_address)
5566 (r10k_uncached_address_p, r10k_safe_address_p)
5567 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5568 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5569 (r10k_insert_cache_barriers): New functions.
5570 (mips_reorg_process_insns): Delete cache barriers after a
5571 branch-likely instruction.
5572 (mips_reorg): Call r10k_insert_cache_barriers.
5573 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5574 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5575 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5576 (mips_cache, r10k_cache_barrier): New define_insns.
5578 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5580 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5581 * ira-color.c (setup_allocno_left_conflicts_num): Use
5582 hard_reg_set_equal_p instead of a comparison with
5583 ira_zero_hard_reg_set.
5584 * ira.c (setup_reg_subclasses): Likewise.
5585 (setup_cover_and_important_classes): Likewise.
5586 (setup_class_translate): Likewise.
5587 (setup_reg_class_intersect_union): Likewise.
5588 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5589 (ira_init_once): Don't initialize them.
5591 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5593 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5595 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5597 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5599 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5601 Improved branch hints, safe hints, and scheduling.
5603 * haifa-sched.c (sched_emit_insn) : Define.
5604 * sched-int.h (sched_emit_insn) : Add prototype.
5605 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5606 -mhint-max-distance -msafe-hints) : Document.
5607 * config/spu/spu.c (spu_flag_var_tracking): New.
5608 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5609 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5610 TARGET_ASM_FILE_START): Define.
5611 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5612 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5613 (spu_emit_branch_hint): Add blocks argument.
5614 (insert_branch_hints, insert_nops): Remove.
5615 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5616 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5617 spu_sched_reorder, asm_file_start): New functions.
5618 (clock_var, spu_sched_length, pipe0_clock,
5619 pipe1_clock, prev_clock_var, prev_priority,
5620 spu_ls_first, prev_ls_clock): New static variables.
5621 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5622 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5623 (nopn_nv): Add a non-volatile version of nop.
5624 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5625 -mhint-max-distance, -msafe-hints): New options.
5627 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5628 Samuel Tardieu <sam@rfc1149.net>
5630 * opts.c (decode_options): Combine nested if statements.
5633 * opts.c (decode_options): Handle more relationships among
5634 unit-at-a-time, toplevel-reorder, and section-anchors.
5636 2008-09-05 David Daney <ddaney@avtrex.com>
5638 * doc/install.texi (--enable-reduced-reflection): Document new option.
5640 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5642 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5644 (constantpool_operand): New.
5645 (move_operand): Disallow sub-word modes for the constant pool.
5646 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5647 (xtensa_secondary_reload_class): Replace with....
5648 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5649 Set icode for sub-word reloads from the constant pool.
5650 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5651 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5652 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5653 * config/xtensa/xtensa-protos.h: Update prototypes.
5655 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5657 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5658 (REG_CLASS_NAMES): Update.
5659 (REG_CLASS_CONTENTS): Update.
5660 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5661 of ALL_REGS for regs 77 and 78.
5662 * function.c (instantiate_virtual_regs_in_insn): Assert that
5663 return value of simplify_gen_subreg is not NULL.
5665 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5667 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5668 (gen_rtvec_v): Fix coding standards.
5670 2008-09-04 Jan Hubicka <jh@suse.cz>
5672 * i386.c (decide_alg): Be more conservative about optimizing for size.
5674 2008-09-04 Ian Lance Taylor <iant@google.com>
5676 * varasm.c (narrowing_initializer_constant_valid_p): New
5678 (initializer_constant_valid_p): Call it.
5680 2008-09-04 Jeff Law <law@redhat.com>
5682 * fold-const.c (native_encode_real): Fix computation of WORDS.
5683 (native_interpret_real): Likewise.
5685 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5687 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5689 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5691 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5692 that the cost is already taken into account in ira-costs.c
5694 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5696 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5697 ira_debug_copies): New.
5698 (ira_bulid): Call print_copies.
5700 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5702 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5705 * config/rs6000/rs6000.c (optimization_options): Remove check of
5706 flag_toplevel_order.
5708 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5710 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5711 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5712 second operand is a reg_imm10_operand.
5713 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5714 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5715 (*seq_<GPR:mode><GPR2:mode>): Rename to
5716 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5718 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5719 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5721 (*sne_<GPR:mode><GPR2:mode>): Rename to
5722 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5725 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5727 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5728 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5729 combining an arithmetic right shift by more than 31 and a
5730 trunction. Don't match for out-of-range shift amounts. Set
5731 attribute mode to <MODE>.
5732 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5733 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5734 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5735 shifts by less than 32.
5736 (extv): Change predicate on first operand to accept registers.
5737 Change predicate of the other operands from immediate_operand to
5738 const_int_operand. Expand exts when source is a register.
5739 (extzv): Change predicate of the constant operands from
5740 immediate_operand to const_int_operand.
5741 (extzv<mode>): Change predicate of the constant operands from
5742 immediate_operand to const_int_operand and no constraint. Also
5744 (*extzv_trunc<mode>_exts): New pattern.
5746 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5748 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5749 * config/mips/mips-protos.h (mask_low_and_shift_p,
5750 mask_low_and_shift_len): Declare.
5751 * config/mips/mips.c (mask_low_and_shift_p,
5752 mask_low_and_shift_len): New functions.
5753 (mips_print_operand): Handle new operand prefix "m".
5754 * config/mips/mips.md (*cins<mode>): New pattern.
5756 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5758 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5759 optimizing for size.
5761 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5763 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5764 regardless of epilogue_completed.
5766 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5769 * ira-lives.c (process_bb_node_lives): Check setjmp.
5771 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5774 * ira-build.c (form_loop_tree): Reverse BB walk.
5775 (create_bb_allocnos): Likewise.
5776 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5777 (mark_reg_store): Rename to...
5778 (mark_ref_live): ...this and take a df_ref argument instead of
5779 note_stores arguments. Assert that we have a register.
5780 (mark_reg_clobber): Delete.
5781 (def_conflicts_with_inputs_p): New function.
5782 (mark_reg_conflicts): Delete.
5783 (mark_reg_death): Rename to...
5784 (mark_ref_dead): ...this and take a df_ref argument instead of
5785 a register. Assert that we have a register.
5786 (process_bb_node_lives): Hoist frequency calculation out of
5787 instruction walk. Convert from a forwards scan to a backwards scan.
5788 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5789 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5790 (create_allocno_live_ranges): Don't create regs_set.
5792 2008-09-04 Ian Lance Taylor <iant@google.com>
5794 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5795 or REG_LABEL_TARGET.
5796 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5797 comparing MODE with MEM.
5798 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5799 comparing with GF_PREDICT_TAKEN.
5800 (gimple_get_lhs): Change code to enum gimple_code.
5801 (gimple_set_lhs): Likewise.
5802 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5803 * omp-low.c (find_omp_clause): Change kind parameter to enum
5805 * tree-flow.h (find_omp_clause): Update declaration.
5806 * regrename.c (clear_dead_regs): Change kind parameter to enum
5808 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5810 * see.c (see_get_extension_data): Change return type to enum
5811 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5812 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5813 (see_gen_normalized_extension): Change extension_code parameter to
5815 (see_seek_pre_extension_expr): Change extension_code to enum
5817 (see_merge_one_def_extension): Likewise.
5818 (see_handle_relevant_defs): Likewise.
5819 (see_handle_relevant_uses): Likewise.
5820 (see_analyze_one_def): Likewise.
5821 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5822 GIMPLE_ASM rather than ASM_EXPR.
5823 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5824 GIMPLE_RETURN rather than RETURN_EXPR.
5825 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5826 (evaluate_stmt): Likewise.
5827 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5828 to enum vect_relevant.
5829 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5830 compare gimple codes with tree codes.
5832 2008-09-04 Paul Brook <paul@codesourcery.com>
5834 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5836 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5838 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5839 pointer check lost in the recent no-unit-at-a-time patch.
5841 2008-09-04 Jan Hubicka <jh@suse.cz>
5844 * tree-switch-conversion.c (check_final_bb): Accept only IP
5847 2008-09-04 Jan Hubicka <jh@suse.cz>
5849 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5851 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5852 using_ranges argument.
5853 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5854 (vrp_visit_cond_stmt): Update call of
5855 vrp_evaluate_conditional_warnv_with_ops
5857 2008-09-04 Jan Hubicka <jh@suse.cz>
5859 PR tree-optimization/37345
5860 PR tree-optimization/37358
5861 PR tree-optimization/37357
5862 * tree.c (build_function_type_skip_args): Build distinct type copy;
5864 (build_function_decl_skip_args): Set type of new decl not orig decl;
5865 clear DECL_VINDEX for methods turned into functions.
5867 2008-09-04 Nick Clifton <nickc@redhat.com>
5869 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5870 * configure: Regenerate.
5871 * config.in: Regenerate.
5872 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5873 alignment field, if it is supported.
5875 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5877 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5880 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5882 * config/rs6000/rs6000.c (processor_target_table): Do not
5883 enable VMX for POWER6.
5885 2008-09-03 Anton Blanchard <anton@samba.org>
5887 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5888 emit memory barrier before operation.
5890 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5893 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5894 default_elf_asm_output_external.
5896 2008-09-03 Jeff Law <law@redhat.com>
5898 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5900 2008-09-03 Richard Henderson <rth@redhat.com>
5902 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5903 memory barrier to below the test-and-set.
5904 (alpha_split_lock_test_and_set_12): Likewise.
5906 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5910 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5913 * ira-color.c (print_loop_title): Use all_allocnos.
5914 (color_pass): Ditto. Don't add border_allocnos. Check that
5915 subloop allocno in the correspdoning bitmap all_allocnos.
5917 * ira-emit.c (change_loop): Use all_allocnos.
5919 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5920 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5921 (create_cap_allocno): Remove setting mentioned_allocnos.
5922 (create_insn_allocnos): Ditto.
5923 (remove_unnecessary_allocnos): Use all_allocnos.
5924 (check_allocno_creation): Check that allocnos are in the
5925 corresponding bitmap all_allocnos.
5927 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5931 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5932 (process_regs_for_copy): Process subregs. Refine check when cost
5933 is taken into account in ira-costs.c.
5934 (process_reg_shuffles): Use REG_SUBREG_P.
5935 (add_insn_allocno_copies): Ditto. Ignore modes.
5937 * ira-color.c (conflict_allocno_vec): New.
5938 (COST_HOP_DIVISOR): New macro.
5939 (update_copy_costs_1): Use it.
5940 (update_conflict_hard_regno_costs): New function.
5941 (assign_hard_reg): Use it.
5942 (ira_color): Allocate and free conflict_allocno_vec.
5944 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5948 * ira-int.h (ira_sort_insn_chain): Remove.
5950 * ira.c (basic_block_order_nums, chain_insn_order,
5951 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5952 (ira): Don't call ira_sort_insn_chain.
5954 * reload1.c (reload): Don't call ira_sort_insn_chain.
5956 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5959 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5960 which become non throw.
5961 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5962 update_call_expr after updating the flags on the decl.
5964 2008-09-03 Jan Hubicka <jh@suse.cz>
5966 PR tree-optimization/37315
5967 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5968 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5969 (cgraph_analyze_functions): Use node->analyzed
5970 (cgraph_mark_functions_to_output): Likewise.
5971 (cgraph_expand_function): All functions can be released after
5973 (cgraph_optimize): Use gimple_has_body_p.
5974 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5975 (cgraph_decide_inlining_incrementally): Likewise.
5976 (inline_transform): Inline transform.
5977 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5979 (inlinable_function_p): Drop gimple_body check.
5980 (expand_call_inline): Use gimple_has_body_p.
5981 * gimple.c (gimple_has_body_p): New.
5982 * gimple.h (gimple_has_body_p): Add prototype.
5983 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5984 (dump_function_to_file): Use gimple_has_body_p check.
5986 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5989 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5991 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5993 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5995 From Michael Frysinger <michael.frysinger@analog.com>
5996 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5997 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6000 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6003 * doc/extend.texi: Document picoChip builtin functions.
6004 * doc/invoke.texi: Document picoChip options.
6005 * doc/contrib.texi: Add picoChip contribution.
6006 * doc/md.texi: Document picoChip constraints.
6007 * config.gcc: Add picochip-*-*.
6008 * config/picochip/: Add new port.
6010 2008-09-03 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/37328
6013 * tree-sra.c (sra_build_assignment): Gimplify properly.
6014 (generate_copy_inout): Take the correct stmt as definition,
6015 remove bogus assert.
6017 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6019 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6022 From Michael Frysinger <michael.frysinger@analog.com>
6023 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6025 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6027 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6028 (__gthread_setspecific): Revert 2008-08-31 change to
6029 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6031 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6033 * diagnostic.c (error_at): New.
6034 * toplev.h (error_at): New prototype.
6035 * c-typeck.c (build_array_ref): Call error_at instead of error.
6036 Pass location to pedwarn.
6038 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6040 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6042 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6044 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6045 VAR_DECL and CONST_DECL.
6047 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6048 Jakub Jelinek <jakub@redhat.com>
6050 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6051 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6052 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6053 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6054 Don't set ix86_save_varrargs_registers.
6055 (ix86_setup_incoming_varargs): Assume cum != NULL.
6056 (ix86_va_start): Check ix86_varargs_gpr_size and
6057 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6058 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6059 from frame pointer if ix86_varargs_gpr_size == 0.
6060 (ix86_compute_frame_layout): Updated.
6061 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6062 (ix86_varargs_gpr_size): Define.
6063 (ix86_varargs_fpr_size): Likewise.
6064 (machine_function): Remove save_varrargs_registers.
6065 Add varargs_gpr_size and varargs_fpr_size.
6067 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6069 * config/alpha/alpha.c (va_list_skip_additions,
6070 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6071 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6074 PR tree-optimization/36766
6075 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6076 for already removed basic blocks.
6079 * real.c (real_maxval): Clear a lower bit to make real_maxval
6080 match get_max_float for IBM long double format.
6082 2008-09-02 Andreas Schwab <schwab@suse.de>
6084 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6085 * configure: Regenerate.
6087 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6089 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6090 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6091 checking for a non-VOID CONSTANT_P.
6093 2008-09-02 Jan Hubicka <jh@suse.cz>
6095 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6096 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6099 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6101 * expr.c (emit_group_store): Don't assert stack temp mode size.
6103 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6104 Tobias Grosser <grosser@fim.uni-passau.de>
6105 Jan Sjodin <jan.sjodin@amd.com>
6106 Harsha Jagasia <harsha.jagasia@amd.com>
6107 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6108 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6109 Adrien Eliche <aeliche@isty.uvsq.fr>
6111 Merge from graphite branch.
6114 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6115 * doc/invoke.texi (-floop-block, -floop-interchange,
6116 -floop-strip-mine): Document new flags.
6117 * tree-into-ssa.c (gimple_vec): Moved...
6118 * tree-loop-distribution.c (rdg_component): Moved...
6119 * cfgloopmanip.c: Include tree-flow.h.
6120 (update_dominators_in_loop): New.
6121 (create_empty_if_region_on_edge): New.
6122 (create_empty_loop_on_edge): New.
6123 (loopify): Use update_dominators_in_loop.
6124 * tree-pass.h (pass_graphite_transforms): Declared.
6125 * configure: Regenerate.
6126 * tree-phinodes.c (make_phi_node): Export.
6127 (add_phi_node_to_bb): New, split from create_phi_node.
6128 * tree-chrec.c (for_each_scev_op): New.
6129 * tree-chrec.h (for_each_scev_op): Declared.
6130 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6131 (remove_statement): Call get_phi_with_result.
6132 * config.in (HAVE_cloog): Undef.
6133 * gdbinit.in (pgg): New.
6134 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6135 * tree-ssa-loop.c (graphite_transforms): New.
6136 (gate_graphite_transforms): New.
6137 (pass_graphite_transforms): New.
6138 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6139 HAVE_cloog): Defined.
6140 * tree-vectorizer.c (rename_variables_in_bb): Export.
6141 * tree-data-ref.c (dr_may_alias_p): Export.
6142 (stmt_simple_memref_p): New.
6143 (find_data_references_in_stmt): Export.
6144 (find_data_references_in_loop): Export.
6145 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6146 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6147 (create_rdg_vertices): Export.
6148 (build_empty_rdg): New.
6149 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6150 * tree-data-ref.h (rdg_component): ... here.
6152 (struct data_reference): Add a field scop.
6154 (find_data_references_in_loop): Declared.
6155 (find_data_references_in_stmt): Declared.
6156 (create_rdg_vertices): Declared.
6157 (dr_may_alias_p): Declared.
6158 (stmt_simple_memref_p): Declared.
6159 (struct rdg_edge): Add a field ddr_p relation.
6160 (build_empty_rdg): Declared.
6161 * lambda.h (lambda_matrix): Declare a VEC of.
6162 (find_induction_var_from_exit_cond): Declared.
6163 (lambda_vector_compare): New.
6164 * common.opt (fgraphite, floop-strip-mine,
6165 floop-interchange, floop-block): New flags.
6166 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6167 * cfgloop.c (is_loop_exit): New.
6168 * cfgloop.h (is_loop_exit): Declared.
6169 (create_empty_if_region_on_edge): Declared.
6170 (create_empty_loop_on_edge): Declared.
6171 * tree-flow.h (add_phi_node_to_bb): Declared.
6172 (make_phi_node): Declared.
6173 (rename_variables_in_bb): Declared.
6174 (perfect_loop_nest_depth): Declared.
6175 (graphite_transform_loops): Declared.
6176 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6177 (graphite.o-warn): Add -Wno-error.
6178 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6179 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6180 (INCLUDES): Add PPLINC, CLOOGINC.
6181 (OBJS-common): Add graphite.o.
6182 (graphite.o): Add rule.
6183 * gimple.h (gimple_vec): ... here.
6184 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6185 * passes.c (init_optimization_passes): Schedule
6186 pass_graphite_transforms.
6188 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6191 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6192 and -fno-toplevel-reorder after handle_options.
6194 2008-09-02 Paul Brook <paul@codesourcery.com>
6196 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6197 (arm_override_options): Set arm_tune_cortex_a9.
6198 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6199 (arm_issue_rate): Handle cortexa9.
6200 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6201 * config/arm/arm-cores.def: Add cortex-a9.
6202 * config/arm/arm-tune.md: Regenerate.
6203 * config/arm/arm.md: Include cortex-a9.md.
6204 (generic_sched, generic_vfp): Add cortexa9.
6205 * config/arm/cortex-a9.md: New file.
6207 2008-09-02 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/37327
6210 * tree-vrp.c (register_new_assert_for): Make sure to not have
6211 TREE_OVERFLOW set on the bound.
6213 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6215 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6217 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6218 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6221 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6223 * gcc/config/spu/spu.md (divdf3): Removed.
6225 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6227 PR tree-optimization/37095
6228 * cgraph.c (cgraph_node): When creating new cgraph node after
6229 assembler_name_hash has been populated, record it in the hash
6232 2008-09-01 Paul Brook <paul@codesourcery.com>
6234 * doc/invoke.texi: Document -mword-relocations.
6235 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6236 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6237 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6238 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6239 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6240 (arm_emit_movpair): New function.
6241 (arm_print_operand <c>): Handle sybolic addresses.
6242 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6243 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6244 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6245 * config/arm/arm.opt: Add -mword-relocations.
6246 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6247 (arm_movt, arm_movw): New.
6249 2008-09-01 Paul Brook <paul@codesourcery.com>
6251 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6252 Allow Interworking on ARMv4 EABI based targets.
6253 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6254 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6256 2008-09-01 Paul Brook <paul@codesourcery.com>
6258 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6259 optimized LT0 test. Remove optimization for GT.
6261 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6263 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6264 openmp applications.
6265 * pa-hpux11.h (LIB_SPEC): Likewise.
6267 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6270 2008-09-01 Jan Hubicka <jh@suse.cz>
6272 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6273 present, use only counts; when guessed use only frequencies.
6274 (estimate_bb_frequencies): Use function_frequency.
6275 * profile.c (compute_branch_probabilities): Exit early when
6276 profile reading failed. Set profile_status.
6277 (branch_prob): Do not set profile_status.
6279 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6281 * tree.c (protected_set_expr_location): New.
6282 * tree.h (protected_set_expr_location): New prototype.
6283 * c-tree.h (build_array_ref): Add argument.
6284 (parser_build_unary_op): Same.
6285 * c-typeck.c (build_indirect_ref): Handle new location argument.
6286 (build_array_ref): Same.
6287 (parser_build_unary_op): Same.
6288 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6290 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6292 * c-common.c (finish_label_address_expr): Handle new location argument.
6293 * c-common.h (build_indirect_ref): Add argument.
6294 (finish_label_address_expr): Same.
6295 * c-parser.c (c_parser_unary_expression): Pass location to build
6297 (c_parser_postfix_expression): Same.
6299 2008-09-01 Paul Brook <paul@codesourcery.com>
6301 * config/arm/arm.md: Include cortex-r4f.md.
6302 (attr fpu): Update type list.
6303 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6304 fconstd, fcmps and fcmpd.
6305 (attr tune_cortexr4): Define.
6306 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6307 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6308 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6309 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6310 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6311 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6312 cortex_a8_vfp_farith: Ditto.
6313 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6314 * config/arm/cortex-r4.md: Use tune_cortexr4.
6315 * config/arm/cortex-r4f.md: New file.
6317 2008-09-01 Richard Guenther <rguenther@suse.de>
6319 PR tree-optimization/37305
6320 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6321 the result of constant conversions.
6322 (fold_gimple_assign): Likewise.
6324 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6326 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6327 #ifdef ENABLE_CHECKING.
6329 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6331 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6332 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6333 when !INSN_SCHEDULING.
6335 2008-09-01 Andreas Schwab <schwab@suse.de>
6337 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6339 2008-09-01 Paul Brook <paul@codesourcery.com>
6341 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6343 2008-09-01 Jan Hubicka <jh@suse.cz>
6345 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6347 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6349 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6350 * gimplify.c (gimplify_init_constructor): Add speed operand.
6351 * tree-sra.c (decide_block_copy): Likewise.
6352 * tree-inline.c (estimate_move_cost): Likewise.
6353 * config/alpha/alpha.h (MOVE_RATIO): Update.
6354 * config/frv/frv.c (MOVE_RATIO): Update.
6355 * config/spu/spu.h (MOVE_RATIO): Update.
6356 * config/sparc/sparc.h (MOVE_RATIO): Update.
6357 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6358 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6359 * config/cris/cris.h (MOVE_RATIO): Update.
6360 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6361 * config/arm/arm.h (MOVE_RATIO): Update.
6362 * config/pa/pa.md: Update uses of MOVE_RATIO
6363 * config/pa/pa.h (MOVE_RATIO): Update.
6364 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6365 CLEAR_RATIO, SET_RATIO): Update.
6366 * config/h8300/h8300.h (MOVE_RATIO): Update.
6367 * config/v850/v850.h (MOVE_RATIO): Update.
6368 * config/bfin/bfin.h (MOVE_RATIO): Update.
6370 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6371 Dmitry Melnik <dm@ispras.ru>
6372 Dmitry Zhurikhin <zhur@ispras.ru>
6373 Alexander Monakov <amonakov@ispras.ru>
6374 Maxim Kuvyrkov <maxim@codesourcery.com>
6376 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6377 sel-sched-dump.c, sel-sched-ir.c: New files.
6378 * Makefile.in (OBJS-common): Add selective scheduling object files.
6379 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6380 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6381 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6382 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6383 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6384 (make_forwarder_block): Update loop latch if we have redirected
6385 the loop latch edge.
6386 * cfgloop.c (get_loop_body_in_custom_order): New function.
6387 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6388 (CP_FALLTHRU_PREHEADERS): Likewise.
6389 (get_loop_body_in_custom_order): Declare.
6390 * cfgloopmanip.c (has_preds_from_loop): New.
6391 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6392 Assert that the preheader edge will be fall thru when it is set.
6393 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6394 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6395 fsel-sched-substitution, fselective-scheduling): New flags.
6396 * cse.c (hash_rtx_cb): New.
6398 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6399 sel_sched_insn_cnt): New counters.
6400 * final.c (compute_alignments): Export. Free dominance
6401 info after loop_optimizer_finalize.
6402 * genattr.c (main): Output maximal_insn_latency prototype.
6403 * genautomata.c (output_default_latencies): New.
6404 Factor its code from ...
6405 (output_internal_insn_latency_func): ... here.
6406 (output_internal_maximal_insn_latency_func): New.
6407 (output_maximal_insn_latency_func): New.
6408 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6409 (struct hard_reg_set_iterator): New.
6410 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6411 hard_reg_set_iter_next): New functions.
6412 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6413 * lists.c (remove_free_INSN_LIST_node,
6414 remove_free_EXPR_LIST_node): New functions.
6415 * loop-init.c (loop_optimizer_init): When
6416 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6417 calling create_preheaders.
6418 (loop_optimizer_finalize): Do not verify flow info after reload.
6419 * recog.c (validate_replace_rtx_1): New parameter simplify.
6420 Default it to true. Update all uses. Factor out simplifying
6422 (simplify_while_replacing): ... this new function.
6423 (validate_replace_rtx_part,
6424 validate_replace_rtx_part_nosimplify): New.
6425 * recog.h (validate_replace_rtx_part,
6426 validate_replace_rtx_part_nosimplify): Declare.
6427 * rtl.c (rtx_equal_p_cb): New.
6428 (rtx_equal_p): Use it.
6429 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6430 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6431 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6432 * vecprim.h: Add a vector type for unsigned int.
6433 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6434 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6435 ready_try, cycle_issued_insns, spec_info): Make global.
6436 (readyp): Initialize.
6437 (dfa_lookahead): New global variable.
6438 (old_max_uid, old_last_basic_block): Remove.
6439 (h_i_d): Make it a vector.
6440 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6442 (after_recovery, adding_bb_to_current_region_p):
6443 New variables to handle correct insertion of the recovery code.
6444 (struct ready_list): Move declaration to sched-int.h.
6445 (rgn_n_insns): Removed.
6446 (rtx_vec_t): Move to sched-int.h.
6447 (find_insn_reg_weight): Remove.
6448 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6449 (haifa_init_h_i_d, haifa_finish_h_i_d):
6450 New functions to initialize / finalize haifa instruction data.
6451 (extend_h_i_d, init_h_i_d): Rewrite.
6452 (unlink_other_notes): Move logic to add_to_note_list. Handle
6453 selective scheduler.
6454 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6455 find_fallthru_edge): Make global, remove static prototypes.
6456 (max_issue): Make global. Add privileged_n and state parameters. Use
6458 (extend_global, extend_all): Removed.
6459 (init_before_recovery): Add new param. Fix the handling of the case
6460 when we insert a recovery code before the EXIT which has a predecessor
6461 with a fallthrough edge to it.
6462 (create_recovery_block): Make global. Rename to
6463 sched_create_recovery_block. Update.
6464 (change_pattern): Rename to sched_change_pattern. Make global.
6465 (speculate_insn): Rename to sched_speculate_insn. Make global.
6466 Split haifa-specific functionality into ...
6467 (haifa_change_pattern): New static function.
6468 (sched_extend_bb): New static function.
6469 (sched_init_bbs): New function.
6470 (current_sched_info): Change type to struct haifa_sched_info.
6471 (insn_cost): Adjust for selective scheduling.
6472 (dep_cost_1): New function. Move logic from ...
6473 (dep_cost): ... here.
6474 (dep_cost): Use dep_cost_1.
6475 (contributes_to_priority_p): Use sched_deps_info instead of
6477 (priority): Adjust to work with selective scheduling. Process the
6478 corner case when all dependencies don't contribute to priority.
6479 (rank_for_schedule): Use ds_weak instead of dep_weak.
6480 (advance_state): New function. Move logic from ...
6481 (advance_one_cycle): ... here.
6482 (add_to_note_list, concat_note_lists): New functions.
6483 (rm_other_notes): Make static. Adjust for selective scheduling.
6484 (remove_notes, restore_other_notes): New functions.
6485 (move_insn): Add two arguments. Update assert. Don't call
6487 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6488 Remove more_issue, max_points. Move the code to initialize
6489 max_lookahead_tries to max_issue.
6490 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6491 ready. Adjust use of move_insn. Call restore_other_notes.
6493 (sched_init, sched_finish): Move Haifa-specific initialization/
6495 (haifa_sched_init, haifa_sched_finish): ... respectively.
6497 (setup_sched_dump): New function.
6498 (haifa_init_only_bb): New static function.
6499 (haifa_speculate_insn): New static function.
6500 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6501 (extend_ready, extend_all): Remove.
6502 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6503 (create_check_block_twin, add_to_speculative_block): Use
6504 haifa_insns_init instead of extend_global. Update to use new
6505 initialization functions. Change parameter. Factor out code from
6506 create_check_block_twin to ...
6507 (sched_create_recovery_edges) ... this new function.
6508 (add_block): Remove.
6509 (sched_scan_info): New.
6510 (extend_bb): Use sched_scan_info.
6511 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6512 static functions for walking through scheduling region.
6513 (sched_luids): New vector variable to replace uid_to_luid.
6514 (luids_extend_insn): New function.
6515 (sched_max_luid): New variable.
6516 (luids_init_insn): New function.
6517 (sched_init_luids, sched_finish_luids): New functions.
6518 (insn_luid): New debug function.
6519 (sched_extend_target): New function.
6520 (haifa_init_insn): New static function.
6521 (sched_init_only_bb): New hook.
6522 (sched_split_block): New hook.
6523 (sched_split_block_1): New function.
6524 (sched_create_empty_bb): New hook.
6525 (sched_create_empty_bb_1): New function.
6526 (common_sched_info, ready): New global variables.
6527 (current_sched_info_var): Remove.
6528 (move_block_after_check): Use common_sched_info.
6529 (haifa_luid_for_non_insn): New static function.
6530 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6531 (increase_insn_priority): New.
6532 * modulo-sched.c: (issue_rate): Remove static declaration.
6533 (sms_sched_info): Change type to haifa_sched_info.
6534 (sms_sched_deps_info, sms_common_sched_info): New variables.
6535 (setup_sched_infos): New.
6536 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6537 Do not call regstat_free_calls_crossed.
6538 (sms_print_insn): Use const_rtx.
6539 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6540 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6541 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6542 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6543 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6544 current_sched_info to use it.
6545 (enum reg_pending_barrier_mode): Move to sched-int.h.
6546 (h_d_i_d): New variable. Initialize to NULL.
6547 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6549 (estimate_dep_weak): Remove static declaration.
6550 (sched_has_condition_p): New function. Adjust users of
6551 sched_get_condition to use it instead.
6552 (conditions_mutex_p): Add arguments indicating which conditions are
6554 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6555 argument to indicate whether returned condition is reversed. Do not
6556 generate new rtx when condition should be reversed; indicate it by
6557 setting new argument instead.
6558 (add_dependence_list_and_free): Add deps parameter.
6559 Update all users. Do not free dependence list when
6560 deps context is readonly.
6561 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6563 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6564 (remove_from_deps): New. Use the above functions.
6565 (cur_insn, can_start_lhs_rhs_p): New static variables.
6566 (add_or_update_back_dep_1): Initialize present_dep_type.
6567 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6568 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6569 haifa_note_dep): New functions implementing dependence hooks for
6570 the Haifa scheduler.
6571 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6572 note_dep): New functions.
6573 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6575 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6576 (free_deps): Initialize deps->reg_last.
6577 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6578 sched_analyze_insn): Update to use dependency hooks infrastructure
6579 and readonly contexts.
6580 (deps_analyze_insn): New function. Move part of logic from ...
6581 (sched_analyze): ... here. Also move some logic to ...
6582 (deps_start_bb): ... here. New function.
6583 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6585 (sched_deps_init): New function. Move code from ...
6586 (init_dependency_caches): ... here. Remove.
6587 (init_deps_data_vector): New.
6588 (sched_deps_finish): New function. Move code from ...
6589 (free_dependency_caches): ... here. Remove.
6590 (init_deps_global, finish_deps_global): Adjust for use with
6591 selective scheduling.
6592 (get_dep_weak): Move logic to ...
6593 (get_dep_weak_1): New function.
6594 (ds_merge): Move logic to ...
6595 (ds_merge_1): New static function.
6596 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6597 (ds_get_max_dep_weak): New function.
6598 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6599 (n_insns): Rename to rgn_n_insns.
6600 (debug_ebb_dependencies): New function.
6601 (init_ready_list): Use it.
6602 (begin_schedule_ready): Use sched_init_only_bb.
6603 (ebb_print_insn): Indicate when an insn starts a new cycle.
6604 (contributes_to_priority, compute_jump_reg_dependencies,
6605 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6606 (add_block1): Remove to ebb_add_block.
6607 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6608 (schedule_ebb): Initialize them. Use remove_notes instead of
6609 rm_other_notes. Use haifa_local_init/finish.
6610 (schedule_ebbs): Use haifa_sched_init/finish.
6611 * sched-int.h: Include vecprim.h, remove rtl.h.
6612 (struct ready_list): Delete declaration.
6613 (sched_verbose_param, enum sched_pass_id_t,
6614 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6615 (struct sched_scan_info_def): New structure.
6616 (sched_scan_info, sched_scan, sched_init_bbs,
6617 sched_init_luids, sched_finish_luids, sched_extend_target,
6618 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6619 (struct common_sched_info_def): New.
6620 (common_sched_info, haifa_common_sched_info,
6621 sched_emulate_haifa_p): Declare.
6623 (sched_luids): Declare.
6624 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6625 (sched_max_luid, insn_luid): Declare.
6626 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6627 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6628 print_insn, print_pattern, print_value, haifa_classify_insn,
6629 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6630 setup_sched_dump, sched_init, sched_finish,
6631 sel_insn_is_speculation_check): Export.
6632 (struct ready_list): Move from haifa-sched.c.
6633 (ready_try, ready, max_issue): Export.
6634 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6635 sched_init_only_bb, sched_split_block, sched_split_block_1,
6636 sched_create_empty_bb, sched_create_empty_bb_1,
6637 sched_create_recovery_block, sched_create_recovery_edges): Export.
6638 (enum reg_pending_barrier_mode): Export.
6639 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6641 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6642 print_insn field. Move add_block and fix_recovery_cfg to
6643 common_sched_info_def. Move compute_jump_reg_dependencies,
6645 (struct sched_deps_info_def): ... this new structure.
6646 (sched_deps_info): Declare.
6647 (struct spec_info_def): Remove weakness_cutoff, add
6648 data_weakness_cutoff and control_weakness_cutoff.
6649 (spec_info): Declare.
6650 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6652 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6653 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6654 (current_sched_info): Change type to struct haifa_sched_info.
6655 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6656 (h_d_i_d): New variable.
6657 (HDID): New accessor macro.
6658 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6659 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6661 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6662 (enum SCHED_FLAGS): Update for selective scheduler.
6663 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6664 (init_dependency_caches, free_dependency_caches): Delete declarations.
6665 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6666 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6667 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6668 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6669 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6671 (rm_other_notes): Delete declaration.
6672 (schedule_block): Remove one argument.
6673 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6674 ready_element, ready_lastpos, sched_extend_ready_list,
6675 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6676 concat_note_lists): Export.
6677 (struct region): Move from sched-rgn.h.
6678 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6679 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6680 BLOCK_TO_BB, CONTAINING_RGN): Export.
6681 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6682 (current_nr_blocks, current_blocks, target_bb): Likewise.
6683 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6684 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6685 sched_rgn_local_init, extend_regions,
6686 rgn_make_new_region_out_of_new_block, compute_priorities,
6687 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6688 extend_rgns, deps_join rgn_setup_common_sched_info,
6689 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6690 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6691 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6692 increase_insn_priority): Likewise.
6693 * sched-rgn.c: Include sel-sched.h.
6694 (ref_counts): New static variable. Use it ...
6695 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6696 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6697 (sched_is_disabled_for_current_region_p): Delete static declaration.
6698 (struct region): Move to sched-int.h.
6699 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6700 ebb_head): Define and initialize.
6701 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6702 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6703 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6705 (find_single_block_region): Add new argument to indicate that EBB
6706 regions should be constructed.
6707 (debug_live): Delete declaration.
6708 (current_nr_blocks, current_blocks, target_bb):
6709 Remove static qualifiers.
6710 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6712 (init_regions): Delete declaration.
6713 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6714 rgn_estimate_number_of_insns): New.
6715 (too_large): Use estimate_number_of_insns.
6716 (haifa_find_rgns): New. Move the code from ...
6717 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6718 (free_trg_info): New.
6719 (compute_trg_info): Allocate candidate tables here instead of ...
6720 (init_ready_list): ... here.
6721 (rgn_print_insn): Use const_rtx.
6722 (contributes_to_priority, extend_regions): Delete static declaration.
6723 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6724 (add_block1): Rename to rgn_add_block.
6725 (debug_rgn_dependencies): Delete static qualifier.
6726 (new_ready): Use sched_deps_info. Simplify.
6727 (rgn_common_sched_info, rgn_const_sched_deps_info,
6728 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6730 (region_sched_info): Rename to rgn_const_sched_info.
6731 (deps_join): New, extracted from ...
6732 (propagate_deps): ... here.
6733 (compute_block_dependences, debug_dependencies): Update for selective
6735 (free_rgn_deps, compute_priorities): New functions.
6736 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6737 sched_rgn_compute_dependencies): New functions.
6738 (schedule_region): Use them.
6739 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6740 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6742 (schedule_insns): Call new functions that were split out.
6743 (rgn_make_new_region_out_of_new_block): New.
6744 (get_rgn_sched_max_insns_priority): New.
6745 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6746 scheduling when appropriate.
6747 * sched-vis.c: Include insn-attr.h.
6748 (print_value, print_pattern): Make global.
6749 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6750 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6751 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6752 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6753 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6754 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6755 hooks. Initialize them to 0.
6756 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6757 * target.h (struct gcc_target): Add them. Rename gen_check field to
6759 * flags.h (sel_sched_switch_set): Declare.
6760 * opts.c (sel_sched_switch_set): New variable.
6761 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6762 pipelining is disabled from command line.
6763 (common_handle_option): Record whether selective scheduling is
6764 requested from command line.
6765 * doc/invoke.texi: Document new flags and parameters.
6766 * doc/tm.texi: Document new target hooks.
6767 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6769 (dfa_state_size): Do not declare locally.
6770 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6771 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6772 rs6000_alloc_sched_context, rs6000_set_sched_context,
6773 rs6000_free_sched_context): New functions.
6774 (struct _rs6000_sched_context): New.
6775 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6777 (rs6000_sched_finish): Do not run for selective scheduling.
6779 2008-08-31 Jan Hubicka <jh@suse.cz>
6781 * frv.c (frv_rtx_costs): Update forward declaration.
6782 * spu.c (spu_rtx_costs): Likewise.
6783 * pdp11.c: Include df.h
6784 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6785 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6786 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6787 * iq2000.c (iq2000_address_cost): Add speed argument.
6788 (iq2000_rtx_costs): Likewise.
6789 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6790 update call of mn10300_address_cost.
6791 * mcore.c: Include df.h
6792 (mcore_rtx_costs): Update prototype.
6793 * score3.c: Include df.h
6794 (score3_rtx_costs): Remove speed argument.
6795 * score7.c: Include df.h
6796 (score7_address_cost): Remove speed argument.
6797 * score-protos.h (score_address_cost): Update prototype.
6798 * score.c: Include df.h
6799 (score_rtx_costs): Update call of costs functions.
6800 * v850.c (v850_rtx_costs): Add bool argument.
6802 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6804 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6806 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6808 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6809 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6811 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6813 * mkmap-flat.awk: Add option pe_dll.
6814 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6815 * config/i386/t-cygwin (SHLIB_LC): Add.
6816 * config/i386/t-mingw32 (SHLIB_LC): Add.
6817 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6818 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6819 (LINK_SPEC): Support libgcc_s.
6820 (LIBGCC_SPEC): Support libgcc_s.
6821 (LIBGCC_SONAME): New.
6823 2008-08-31 Jan Hubicka <jh@suse.cz>
6825 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6826 mistakely had old version of patch.
6828 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6829 (ipcp_estimate_growth): New.
6830 (ipcp_insert_stage): Use ipcp_estimate_growth.
6831 * profile.c (branch_prob): When reading failed, do not consider
6834 2008-08-31 Jan Hubicka <jh@suse.cz>
6836 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6837 loop is optimized for speed.
6839 2008-08-31 Richard Guenther <rguenther@suse.de>
6842 * fold-const.c (fold_binary): Retain conversions in folding
6845 2008-08-31 Jan Hubicka <jh@suse.cz>
6847 * postreload-gcse.c (eliminate_partially_redundant_loads):
6848 Use optimize_bb_for_size_p.
6849 * predict.c (maybe_hot_frequency_p): Make inline.
6850 (maybe_hot_count_p): Break out from ...
6851 (maybe_hot_bb_p): ... this one.
6852 (maybe_hot_edge_p): Simplify.
6853 * basic-block.h (probably_cold_bb_p): Remove.
6855 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6858 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6860 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6861 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6862 Also split V4SFmode.
6863 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6866 2008-08-31 Jan Hubicka <jh@suse.cz>
6868 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6870 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6872 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6875 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6878 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6879 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6881 2008-08-31 Jan Hubicka <jh@suse.cz>
6883 * sparc.h (BRANCH_COST): Fix macro definition.
6884 * avr.c (avr_operand_rtx_cost): Add speed argument.
6885 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6887 2008-08-31 Richard Guenther <rguenther@suse.de>
6889 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6890 types instead of operands. Re-instantiate verifying of
6891 binary expression operands.
6893 2008-08-30 Jan Hubicka <jh@suse.cz>
6895 * fwprop.c (should_replace_address): Add speed attribute.
6896 (PR_OPTIMIZE_FOR_SPEED): New flag.
6897 (propagate_rtx_1): Use it.
6898 (propagate_rtx): Set it.
6899 (try_fwprop_subst): Update call of rtx_costs.
6900 (forward_propagate_and_simplify): LIkewise.
6901 * hooks.c (hook_int_rtx_bool_0): New
6902 (hook_bool_rtx_int_int_intp_false): Replace by ...
6903 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6904 * hooks.h (hook_int_rtx_bool_0): New
6905 (hook_bool_rtx_int_int_intp_false): Replace by ...
6906 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6907 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6908 (prepare_cmp_insn): UPdate call of rtx_cost.
6909 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6910 (reload_cse_simplify_operands): Update call of rtx_cost.
6911 (reload_cse_move2add): call of rtx_cost.
6912 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6913 * rtlanal.c (rtx_cost): Add speed argument.
6914 (address_cost): Add speed argument
6915 (default_address_cost): Likewise.
6916 (insn_rtx_cost): Likewise.
6917 * cfgloopanal.c (seq_cost): Add speed argument.
6918 (target_reg_cost, target_spill_cost): Turn to array.
6919 (init_set_costs): Update for speed.
6920 (estimate_reg_pressure_cost): Add speed argument.
6921 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6922 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6923 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6924 (seq_cost): Add speed argument.
6925 (computation_cost): Add speed arugment.
6926 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6927 (force_expr_to_var_cost): Update for profile info.
6928 (force_var_cost): Likewise.
6929 (split_address_cost): Likewise.
6930 (ptr_difference_cost): Likewise.
6931 (difference_cost): Likewise.
6932 (get_computation_cost_at): Likewise.
6933 (determine_iv_cost): Likewise.
6934 (ivopts_global_cost_for_size): Likewise.
6935 (rewrite_use_address): Likewise.
6936 (tree_ssa_iv_optimize_loop): Initialize speed field.
6937 * cse.c (optimize_this_for_speed_p): New static var.
6938 (notreg_cost): Update call of rtx_cost.
6939 (cse_extended_basic_block): set optimize_this_for_speed_p.
6940 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6941 (noce_try_cmove_arith): Likewise.
6942 (noce_try_sign_mask): LIkewise.
6943 * expr.c (compress_float_constant): Update rtx_cost calls.
6944 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6946 (addr_to_parts): Likewise.
6947 (create_mem_ref): Likewise.
6948 * dse.c (find_shift_sequence): Add speed argument.
6949 (replace_read): Update call.
6950 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6951 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6952 * neg_cost, shift_cost, shiftadd_cost,
6953 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6954 mul_highpart_cost): Increase dimension.
6955 (init_expmed): Initialize for both size and speed.
6956 (expand_shift): Use profile.
6957 (synth_mult): Use profile.
6958 (choose_mult_variant): Use profile.
6959 (expand_mult): Use profile.
6960 (expand_mult_highpart_optab): Use profile.
6961 (expand_mult_highpart): Use profile.
6962 (expand_smod_pow2): Use profile.
6963 (expand_divmod): Use profile.
6964 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6966 * loop-invariant.c (create_new_invariant): Use profile.
6967 (gain_for_invariant): Add speed parameter.
6968 (best_gain_for_invariant): Likewise.
6969 (find_invariants_to_move): Likewise.
6970 (move_single_loop_invariants): Set it.
6971 * target-def.h (TARGET_RTX_COSTS): Use hook.
6972 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6973 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6974 * output.h (default_address_cost): Update prototype.
6975 * combine.c (optimize_this_for_speed_p): New static var.
6976 (combine_validate_cost): Update call of rtx_cost.
6977 (combine_instructions): Set optimize_this_for_speed_p.
6978 (expand_compound_operation): Update call of rtx_cost.
6979 (make_extraction):Update call of rtx_cost.
6980 (force_to_mode):Update call of rtx_cost.
6981 (distribute_and_simplify_rtx):Update call of rtx_cost.
6982 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6983 (estimate_reg_pressure_cost): Update prototype.
6984 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6985 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6987 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6988 (alpha_rtx_costs): Update.
6989 * config/frv/frv.c (frv_rtx_costs): Update.
6990 * config/s390/s390.c (s390_rtx_costs): Update.
6991 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6992 (m32c_rtx_costs): Update.
6993 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6994 (spu_rtx_costs): Update.
6995 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6996 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6997 * config/i386/i386.c (:ix86_address_cost): Update.
6998 (ix86_rtx_costs): Update.
6999 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7000 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7001 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7002 * config/crx/crx.c (crx_address_cost): Update.
7003 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7004 * config/stormy16/stormy16.c
7005 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7006 * config/m68hc11/m68hc11.c
7007 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7008 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7009 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7011 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7013 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7014 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7015 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7016 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7017 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7018 (mcore_rtx_costs): update.
7019 * config/score/score3.c (score3_rtx_costs): Update.
7020 * config/score/score7.c (score7_rtx_costs): Update.
7021 * config/score/score3.h (score3_rtx_costs):Update.
7022 * config/score/score7.h (score7_rtx_costs): Update.
7023 * config/score/score.c (score_rtx_costs): Update.
7024 * config/arm/arm.c (arm_address_cost): Update.
7025 (arm_rtx_costs_1): Update.
7026 (arm_rtx_costs_1): Update.
7027 (arm_size_rtx_costs): Update.
7028 (arm_size_rtx_costs): Update.
7029 (arm_size_rtx_costs): Update.
7030 (arm_xscale_rtx_costs): Update.
7031 (arm_thumb_address_cost): Update.
7032 * config/pa/pa.c (hppa_address_cost): Update.
7033 * config/mips/mips.c (mips_rtx_costs): Update.
7034 * config/vax/vax.c (vax_address_cost): Update.
7035 * config/h8300/h8300.c (h8300_shift_costs): Update.
7036 (h8300_rtx_costs): Update.
7037 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7038 (v850_rtx_costs): Update.
7039 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7040 * config/bfin/bfin.c
7041 (bfin_address_cost): Update.
7042 (bfin_rtx_costs): Update.
7043 * stmt.c (lshift_cheap_p): Update.
7045 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7048 * expmed.c (extract_bit_field_1): Check the mode size to make
7049 sure the vector modes have the same size.
7051 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7053 * dojump.c (top level): Include basic-block.h to declare
7054 optimize_insn_for_speed_p
7056 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7058 * opts.h (CL_SAVE): New option class for marking options that are
7059 target specific options usable in the target attribute.
7060 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7062 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7063 can easily find the target specific options that are safe to use
7064 in the attribute or pragma.
7066 * attribs.c (decl_attributes): Change #pragma GCC option to
7067 #pragma GCC target, and attribute((option(...))) to
7068 attribute((target(...))).
7070 * doc/extend.texi (target attribute): Change from option
7071 attribute. Delete push/pop/reset.
7072 (#pragma GCC target): Change from #pragma GCC option. Delete
7074 (#pragma GCC push_options): Document new pragma.
7075 (#pragma GCC pop_options): Document new pragma.
7076 (#pragma GCC reset_options): Document new pragma.
7078 * targhooks.c (default_target_option_valid_attribute_p): Add
7079 warning about port not supporting target attributes.
7080 (default_target_option_pragma_parse): New function, warn about
7081 #pragma GCC target not being supported.
7083 * targhooks.h (default_target_option_pragma_parse): Add
7086 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7087 TI_CURRENT_OPTION_PRAGMA.
7088 (current_target_pragma): Rename from current_option_pragma.
7090 * target.h: (struct target_option): Delete booleans for changing
7091 the optimization level on hot/cold functions. Change signature of
7092 pragma_parse hook to take a second tree.
7094 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7096 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7097 that the declaration is done at global scope.
7099 * langhooks.c (add_builtin_function_common): Move most of the code
7100 from add_builtin_function here, calling the hook passed in.
7101 (add_builtin_function): Call add_builtin_function_common with
7102 standard builtin hook.
7103 (add_builtin_function_ext_scope): New function to add builtins to
7106 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7108 (add_builtin_function_ext_scope): Add declaration.
7110 * c-pragma.c (handle_pragma_target): Rename from
7111 handle_pragma_option, #pragma GCC option is now #pragma GCC
7112 target. Move warning about port not supporting target options to
7113 default pragma parse hook. Remove push/pop/reset from this
7115 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7116 (option_stack): Delete static variable.
7117 (optimize_stack): Ditto.
7118 (optons_stack): New stack of saved target and optimization
7120 (handle_pragma_push_options): New function to handle pushing both
7121 target and optimization options.
7122 (handle_pragma_pop_options): New function to handle popping both
7123 target and optimization options.
7124 (handle_pragma_reset_options): New function to handle resetting
7125 both target and optimization options to their initial state.
7126 (init_pragma): Rename handle_pragma_option to
7127 handle_pragma_target. Add support for push_options, pop_options,
7128 and reset_options pragmas.
7130 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7131 default_target_option_pragma_parse.
7132 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7133 default_target_option_valid_attribute_p.
7134 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7135 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7136 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7137 optimization level on hot/cold functions.
7139 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7140 if the caller and callee have different optimization levels.
7142 * c-common.c (handle_target_attribute): Rename from
7143 handle_option_attribute, attribute((option(...))) is now
7144 attribute((target(...))). Move warning if the port does not
7145 support target attributes to the default hook.
7146 (handle_hot_attribute): Delete code to change the optimization
7147 level of hot functions.
7148 (handle_cold_attribute): Ditto.
7150 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7151 argument that is the binary tree options to use if there are no
7152 arguments. Call ix86_valid_target_attribute_tree instead of
7153 ix86_valid_option_attribute_tree.
7154 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7155 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7156 ix86_pragma_option_parse.
7158 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7159 Rename from ix86_valid_option_attribute_tree.
7161 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7162 new builtins when the ISA changes.
7163 (ix86_valid_target_attribute_tree): Rename from
7164 ix86_valid_option_attribute_tree. Change callers. If the
7165 function specified optimization options, use those as the starting
7166 point before setting up the target attributes. If the
7167 optimization options were changed in the course of setting the
7168 target attributes, record the new optimization options.
7169 (ix86_valid_target_attribute_tree_inner_p): Rename from
7170 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7171 ix86_add_new_builtins if the ISA changed.
7172 (ix86_valid_target_attribute_p): Rename from
7173 ix86_valid_option_attribute_p. Change callers.
7174 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7175 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7176 as delayed builtin functions.
7177 (struct builtin_isa): New structure to record builtin functions
7178 that should be delayed until the ISA for that function is used.
7179 (ix86_builtins_isa): Change from int to struct to track builtin
7180 functions we want to declare at some point.
7181 (def_builtin): If the front end can delay defining the builtin
7182 functions, don't create builtins for ISAs not part of the default
7184 (def_builtin_const): Ditto.
7185 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7186 __builtin_ia32_pcmov_v2di to be different builtin functions.
7187 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7188 a structure instead of an int.
7189 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7190 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7191 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7192 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7194 * config/ia64/ia64.h
7195 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7196 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7198 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7199 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7200 (LANG_HOOKS_INITIALIZER): Add
7201 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7203 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7206 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7207 the reload address with the index register for SFmode
7208 access with a displacement.
7210 2008-08-30 Jan Hubicka <jh@suse.cz>
7212 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7213 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7214 * dojump.c (do_jump): Likewise.
7215 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7216 (note-if_info): Add BRANCH_COST.
7217 (noce_try_store_flag_constants, noce_try_addcc,
7218 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7219 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7220 find_if_case_2): Use computed branch cost.
7221 * expr.h (BRANCH_COST): Update default.
7222 * predict.c (predictable_edge_p): New function.
7223 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7224 Update BRANCH_COST call.
7225 * basic-block.h (predictable_edge_p): Declare.
7226 * config/alpha/alpha.h (BRANCH_COST): Update.
7227 * config/frv/frv.h (BRANCH_COST): Update.
7228 * config/s390/s390.h (BRANCH_COST): Update.
7229 * config/spu/spu.h (BRANCH_COST): Update.
7230 * config/sparc/sparc.h (BRANCH_COST): Update.
7231 * config/m32r/m32r.h (BRANCH_COST): Update.
7232 * config/i386/i386.h (BRANCH_COST): Update.
7233 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7235 * config/sh/sh.h (BRANCH_COST): Update.
7236 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7237 * config/avr/avr.h (BRANCH_COST): Update.
7238 * config/crx/crx.h (BRANCH_COST): Update.
7239 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7240 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7241 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7242 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7243 * config/ia64/ia64.h (BRANCH_COST): Update.
7244 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7245 * config/arc/arc.h (BRANCH_COST): Update.
7246 * config/score/score.h (BRANCH_COST): Update.
7247 * config/arm/arm.h (BRANCH_COST): Update.
7248 * config/pa/pa.h (BRANCH_COST): Update.
7249 * config/mips/mips.h (BRANCH_COST): Update.
7250 * config/vax/vax.h (BRANCH_COST): Update.
7251 * config/h8300/h8300.h (BRANCH_COST): Update.
7252 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7253 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7254 * doc/tm.texi (BRANCH_COST): Update.
7256 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7259 * config/arm/arm.c (arm_optimization_options): Set
7260 flag_section_anchors to 2 instead of 1 to distinguish it from
7261 -fsection-anchors given explicitely on the command line.
7263 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7265 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7266 final insn of a split.
7268 2008-08-30 Jan Hubicka <jh@suse.cz>
7270 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7271 optimized for speed.
7272 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7273 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7274 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7275 flag_gcse_after_reload_set): New static vars.
7276 (common_handle_option): Enable those flags for profile-use.
7277 (decode_options): Remove optimize_size flags that are handled
7278 on higher granuality.
7279 * tree-vectorizer.c (vectorize_loops): Use
7280 optimize_loop_nest_for_speed_p.
7281 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7282 * tree-predcom.c (tree_predictive_commoning): Use
7283 optimize_loop_for_speed_p.
7284 * varasm.c (assemble_start_function): Use
7285 optimize_function_for_speed_p.
7286 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7287 * predict.c (optimize_loop_for_speed_p): Fix walk.
7289 2008-08-30 Jan Hubicka <jh@suse.cz>
7291 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7293 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7294 profile presence locally.
7296 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7299 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7300 versions before 4.0.
7302 2008-08-29 Jan Hubicka <jh@suse.cz>
7304 * tree-inline.c (insert_init_stmt): Insert sequence even when
7307 2008-08-29 Jeff Law <law@redhat.com>
7309 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7310 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7311 location and class is an FP register.
7313 2008-08-29 Jan Hubicka <jh@suse.cz>
7315 * see.c (see_merge_one_def_extension): Silence used uninitialized
7317 * matrix-reorg.c (check_allocation_function): Likewise.
7318 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7320 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7323 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7324 compute new & and | in type rather than TREE_TYPE (arg0).
7326 * dwarf2out.c (fortran_common): Update comment.
7327 (gen_variable_die): Swap com_die and var_die variables in Fortran
7328 COMMON block handling code.
7330 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7332 * dwarf2out.c (gen_const_die): New function.
7333 (size_of_die, value_format, output_die): Output larger
7334 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7335 (native_encode_initializer): New function.
7336 (tree_add_const_value_attribute): Call it.
7337 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7339 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7340 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7341 TREE_THIS_VOLATILE to add_type_attribute.
7343 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7345 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7348 * dwarf2out.c (loc_by_reference): New function.
7349 (add_location_or_const_value_attribute): Use it.
7352 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7353 as DW_TAG_variable children of DW_TAG_common_block rather than
7354 DW_TAG_member children. Put DW_AT_external to individual
7355 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7357 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7358 loc_descriptor_from_tree_1.
7362 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7363 arguments to imported_module_or_decl.
7364 (debug_nothing_tree_tree): Removed.
7365 (debug_nothing_tree_tree_tree_bool): New prototype.
7366 * debug.c (do_nothing_debug_hooks): Adjust.
7367 (debug_nothing_tree_tree): Removed.
7368 (debug_nothing_tree_tree_tree_bool): New function.
7369 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7370 (gen_variable_die): Put all common vars for the
7371 same COMMON block under one DW_TAG_common_block.
7372 (declare_in_namespace): Return new context_die, for Fortran
7373 return the module DIE instead of adding extra declarations into
7375 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7376 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7377 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7379 (dwarf2out_global_decl): Don't skip Fortran global vars.
7380 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7381 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7382 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7383 DW_TAG_imported_declaration as child of previous
7384 DW_TAG_imported_module.
7385 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7386 * sdbout.c (sdb_debug_hooks): Likewise.
7387 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7389 2008-08-29 Jan Hubicka <jh@suse.cz>
7391 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7393 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7394 * ipa-cp.c (n_cloning_candidates): New static variable.
7395 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7396 (ipcp_print_all_lattices): Improve debug output.
7397 (ipcp_cloning_candidate_p): New function.
7398 (ipcp_initialize_node_lattices): Use it.
7399 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7400 (ipcp_propagate_stage): Prettier debug output.
7401 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7402 (ipcp_print_all_structures): Remove.
7403 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7404 (ipcp_insert_stage): Prettier debug output; call
7405 cgraph_remove_unreachable_nodes before propagating.
7406 (pass_ipa_cp): Schedule function removal pass.
7407 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7409 (cgraph_maybe_hot_edge_p): Move to ...
7410 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7411 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7412 (common_handle_option): Set them; enable ipa-cp when profiling.
7413 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7414 (ipa_print_all_jump_functions): Likewise.
7415 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7416 (ipa_print_node_params, ipa_print_all_params): New.
7417 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7418 ipa_print_all_param_flags): Remove.
7419 (ipa_print_node_params, ipa_print_all_params): New.
7421 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7423 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7424 change from 2008-04-03.
7425 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7427 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7430 * ira-color.c (push_allocnos_to_stack): Truncate
7431 removed_splay_allocno_vec.
7433 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7436 * ira-color (ira_fast_allocation): Don't assign hard registers to
7439 2008-08-29 Jan Hubicka <jh@suse.cz>
7442 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7443 for cold internal loops.
7445 2008-08-29 Richard Guenther <rguenther@suse.de>
7447 * tree-ssa-structalias.c (create_variable_info_for): Do not
7448 create fields for heap vars or vars with a noalias state.
7449 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7452 2008-08-29 Richard Guenther <rguenther@suse.de>
7454 * common.opt (ftree-store-ccp): Mark as preserved for
7455 backward compatibility.
7456 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7457 * tree-pass.h (pass_store_ccp): Remove.
7458 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7459 (first_vdef): Remove declaration.
7460 (get_value_loaded_by): Likewise.
7461 * tree-ssa-ccp.c (do_store_ccp): Remove.
7462 (get_default_value): Simplify as do_store_ccp is always false
7463 now. Do not initialize mem_ref.
7464 (set_value_varying): Likewise.
7465 (canonicalize_float_value): Likewise.
7466 (set_lattice_value): Likewise.
7467 (likely_value): Likewise.
7468 (surely_varying_stmt_p): Likewise.
7469 (ccp_initialize): Likewise.
7470 (ccp_lattice_meet): Likewise.
7471 (ccp_visit_phi_node): Likewise.
7472 (ccp_fold): Likewise.
7473 (evaluate_stmt): Likewise.
7474 (visit_assignment): Likewise.
7475 (ccp_visit_stmt): Likewise.
7476 (execute_ssa_ccp): Fold into ...
7477 (do_ssa_ccp): ... this.
7478 (do_ssa_store_ccp): Remove.
7479 (gate_store_ccp): Likewise.
7480 (pass_store_ccp): Likewise.
7481 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7483 * tree-ssa-propagate.c (first_vdef): Remove.
7484 (get_value_loaded_by): Likewise.
7485 (replace_vuses_in): Likewise.
7486 (substitute_and_fold): Do not call replace_vuses_in.
7487 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7489 2008-08-29 Richard Guenther <rguenther@suse.de>
7492 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7493 PARAM_NOALIAS tags with is_heapvar.
7494 * tree-ssa-operands.c (access_can_touch_variable): Offset
7495 based tests do not apply for heapvars. Fix offset test.
7497 2008-08-29 Jan Hubicka <jh@suse.cz>
7499 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7500 (-fipa-cp-clone): Enabled by default at -O3.
7501 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7502 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7504 2008-08-29 Jan Hubicka <jh@suse.cz>
7506 * tree.c (build_function_type_skip_args,
7507 build_function_decl_skip_args): New functions.
7508 * tree.h (build_function_type_skip_args,
7509 build_function_decl_skip_args): Declare.
7510 * gimple.c (giple_copy_call_skip_args): New function.
7511 (giple_copy_call_skip_args): Declare.
7513 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7514 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7515 (ipcp_node_modifiable_p): ... this one; use
7516 tree_versionable_function_p.
7517 (ipcp_create_replace_map): Improve debug output.
7518 (ipcp_need_redirect_p): Return false when not clonning.
7519 (ipcp_update_callgraph): Skip args.
7520 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7522 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7523 (save_inline_function_body): Update call of tree_function_versioning.
7524 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7525 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7527 (tree_function_versioning): Likewise.
7528 * tree-inline.h (tree_function_versioning): Update prototype.
7530 2008-08-29 Jan Hubicka <jh@suse.cz>
7532 * loop-unswitch.c (unswitch_single_loop): Use
7533 optimize_loop_for_speed_p.
7534 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7535 Use optimize_function_for_size_p.
7536 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7537 * postreload-gcse.c (eliminate_partially_redundant_load):
7538 Use optimize_bb_for_size_p.
7539 * value-prof.c (gimple_divmod_fixed_value_transform,
7540 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7541 gimple_stringops_transform): Use optimize_bb_for_size_p.
7542 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7543 * final.c (compute_alignments): Use optimize_function_for_size_p.
7544 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7545 (fold_builtin_strcpy, fold_builtin_fputs): Use
7546 optimize_function_for_size_p.
7547 * fold-const.c (tree_swap_operands_p): Use
7548 optimize_function_for_size_p.
7549 * recog.c (relax_delay_slots): Likewise.
7550 * tree-ssa-math-opts.c (replace_reciprocal):
7551 Use optimize_bb_for_speed_p.
7552 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7553 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7554 optimize_function_for_size_p.
7555 (cgraph_decide_inlining_of_small_function): Use
7556 optimize_function_for_size_p.
7557 * global.c (find_reg): Use optimize_function_for_size_p.
7558 * opts.c (decode_options): Do not clear flag_tree_ch,
7559 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7560 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7561 work it out from profile.
7562 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7563 optimize_loop_for_speed_p.
7564 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7566 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7567 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7568 * tree-eh.c (decide_copy_try_finally): Use
7569 optimize_function_for_size_p.
7570 * local-alloc.c (block_alloc): Pass BB pointer.
7571 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7572 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7573 * loop-unroll.c (decide_unrolling_and_peeling):
7574 Use optimize_loop_for_size_p.
7575 (decide_peel_completely): Likewise.
7576 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7577 optimize_loop_for_size_p.
7578 (vect_enhance_data_refs_alignment): Likewise.
7579 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7580 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7582 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7583 (try_crossjump_bb): Use optimize_bb_for_size_p.
7584 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7585 optimize_loop_for_speed_p.
7586 * bb-reorder.c (find_traces_1_round): Likewise.
7587 (copy_bb): Use optimize_bb_for_speed_p.
7588 (duplicate_computed_gotos): Likewise.
7589 * basic-block.h (optimize_loop_nest_for_size_p,
7590 optimize_loop_nest_for_speed_p): New.
7591 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7593 2008-08-29 Tristan Gingold <gingold@adacore.com>
7595 * gcov.c (main): Call expandargv.
7597 2008-08-29 Jan Hubicka <jh@suse.cz>
7599 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7601 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7603 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7604 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7606 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7608 2008-08-29 Jan Hubicka <jh@suse.cz>
7610 * tree-pass.h (pass_strip_predict_hints): Declare.
7611 * predict.c (strip_builtin_expect): Rename to ...
7612 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7613 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7614 (tree_estimate_probability): Do not strip builtin_expect.
7615 (pass_strip_predict_hints): New pass.
7616 * tree-inline.c (expand_call_inline): When inlining cold function,
7617 predict it as unlikely.
7618 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7620 2008-08-29 Richard Guenther <rguenther@suse.de>
7622 PR tree-optimization/37207
7623 * tree-vrp.c (extract_range_from_binary_expr): Also try
7624 to constant fold if only one of the operands is a constant.
7626 2008-08-29 Nick Clifton <nickc@redhat.com>
7628 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7629 the same way as SYMBOL_REFs.
7631 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7633 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7635 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7637 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7638 * config/mips/mips.md (branch_likely): Remove const. Fix
7640 (define_delay for type "branch"): Change to only apply for branch
7641 with likely variant.
7642 (define_delay for type "branch" and "branch_likely" no). New delay
7644 (equality_op): New code iterator.
7645 (bbv, bbinv): New code attributes.
7646 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7649 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7650 Andrew Pinski <pinskia@gcc.gnu.org>
7653 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7655 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7657 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7658 rule that a symbolic constant must be defined and >= 0 for the
7659 corresponding facility to be present at compile-time.
7660 * gthr-posix.c: Likewise.
7662 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7664 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7665 * config/mips/mips.md (D): New mode attribute.
7666 (mulsi3, muldi3): Merge it into ...
7667 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7668 (muldi3_mul3): New pattern.
7669 (mulsi3_mult3): Rename to mulsi3_mul3.
7671 2008-08-28 Jan Hubicka <jh@suse.cz>
7673 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7675 * predict.c (always_optimize_for_size_p): Rename to ...
7676 (optimize_function_for_size): ... this one; make extern.
7677 (optimize_function_for_speed_p): New.
7678 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7679 optimize_edge_for_size_p,optimize_edge_for_size_p,
7680 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7681 * basic-block.h (optimize_function_for_size_p,
7682 optimize_function_for_speed_p): Declare.
7683 * i386.md (optimize_size checks): Replace them by appropriate
7685 (standard_80387_constant_p, ix86_compute_frame_layout,
7686 ix86_expand_epilogue, ix86_decompose_address,
7687 print_operand, emit_i387_cw_initialization,
7688 inline_memory_move_cost, ix86_pad_returns,
7689 ix86_reorg): Replace optimize_size checks.
7691 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7693 * rtl.h (simplify_subreg_regno): Declare.
7694 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7695 * simplify-rtx.c (simplify_subreg): ...here.
7696 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7697 subreg_offset_representable_p.
7699 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7702 * c-typeck.c (convert_for_assignment): Give a note describing what
7703 was passed and what was expected.
7705 2008-08-28 Joey Ye <joey.ye@intel.com>
7707 * doc/extend.texi: Document AVX built-in functions.
7708 * doc/invoke.texi: Document -mavx.
7710 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7711 Joey Ye <joey.ye@intel.com>
7712 Xuepeng Guo <xuepeng.guo@intel.com>
7714 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7716 * config/i386/cpuid.h (bit_FMA): New.
7717 (bit_XSAVE): Likewise.
7718 (bit_OSXSAVE): Likewise.
7719 (bit_AVX): Likewise.
7721 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7722 define. Use ASM_OUTPUT_AVX_PREFIX.
7724 * config/i386/gmmintrin.h: New.
7726 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7727 (OPTION_MASK_ISA_AVX_SET): New.
7728 (OPTION_MASK_ISA_FMA_SET): Likewise.
7729 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7730 (OPTION_MASK_ISA_FMA_SET): Likewise.
7731 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7732 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7733 (pta_flags): Add PTA_AVX and PTA_FMA.
7734 (override_options): Handle PTA_AVX and PTA_FMA.
7735 (init_cumulative_args): Handle warn_avx.
7736 (classify_argument): Return 0 for COImode and OImode. Return
7737 1 and X86_64_AVX_CLASS for 256bit vector types.
7738 (examine_argument): Handle X86_64_AVX_CLASS.
7739 (construct_container): Likewise.
7740 (function_arg_advance_32): Pass OImode and 256bit vector types
7742 (function_arg_advance_64): Take a new argument to indicate if a
7743 parameter is named. Handle 256bit vector types. Return
7744 immediately for unnamed 256bit vector mode parameters.
7745 (function_arg_advance): Updated.
7746 (function_arg_32): Add comments for TImode. Handle OImode
7747 and 256bit vector types.
7748 (function_arg_64): Take a new argument to indicate if a
7749 parameter is named. Handle 256bit vector types. Return NULL
7750 for unnamed 256bit vector mode parameters.
7751 (function_arg): Updated.
7752 (setup_incoming_varargs_64): Support
7753 AVX encoding for *sse_prologue_save_insn.
7754 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7755 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7756 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7757 enabled, otherwise return -3.
7758 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7760 (print_reg): Support AVX registers. Handle 'x' and 't'.
7761 Handle 'd' to duplicate the operand.
7762 (print_operand): Likewise. Also support AVX vector compare
7764 (output_387_binary_op): Support AVX.
7765 (output_fp_compare): Likewise.
7766 (ix86_expand_vector_move_misalign): Likewise.
7767 (ix86_attr_length_vex_default): New.
7768 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7769 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7770 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7771 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7772 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7773 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7774 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7775 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7776 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7777 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7778 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7779 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7780 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7781 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7782 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7783 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7784 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7785 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7786 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7787 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7788 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7789 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7790 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7791 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7792 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7793 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7794 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7795 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7796 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7797 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7798 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7799 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7800 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7801 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7802 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7803 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7804 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7805 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7806 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7807 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7808 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7809 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7810 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7811 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7812 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7813 IX86_BUILTIN_MASKSTOREPS256, 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
7832 and IX86_BUILTIN_MOVMSKPS256,
7833 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7834 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7835 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7836 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7837 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7838 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7839 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7840 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7841 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7842 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7843 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7844 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7845 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7846 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7847 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7848 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7849 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7850 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7851 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7852 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7853 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7854 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7855 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7856 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7857 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7858 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7859 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7860 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7861 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7862 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7863 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7864 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7865 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7866 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7867 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7868 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7869 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7870 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7871 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7872 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7873 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7874 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7875 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7876 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7877 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7878 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7879 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7880 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7881 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7882 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7883 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7884 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7885 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7886 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7887 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7888 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7889 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7890 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7892 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7893 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7894 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7895 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7896 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7897 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7898 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7899 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7900 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7901 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7902 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7903 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7904 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7905 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7906 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7907 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7908 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7909 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7910 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7911 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7912 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7913 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7914 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7915 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7916 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7917 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7918 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7919 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7920 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7921 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7922 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7923 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7924 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7925 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7926 IX86_BUILTIN_MOVMSKPS256.
7927 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7928 (ix86_expand_args_builtin): Likewise.
7929 (ix86_expand_special_args_builtin): Likewise.
7930 (ix86_hard_regno_mode_ok): Handle AVX modes.
7931 (ix86_expand_vector_init_duplicate): Likewise.
7932 (ix86_expand_vector_init_one_nonzero): Likewise.
7933 (ix86_expand_vector_init_one_var): Likewise.
7934 (ix86_expand_vector_init_concat): Likewise.
7935 (ix86_expand_vector_init_general): Likewise.
7936 (ix86_expand_vector_set): Likewise.
7937 (ix86_vector_mode_supported_p): Likewise.
7938 (x86_extended_reg_mentioned_p): Check INSN_P before using
7941 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7942 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7944 * config/i386/i386.h (TARGET_AVX): New.
7945 (TARGET_FMA): Likewise.
7946 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7947 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7948 (VALID_AVX256_REG_MODE): New.
7949 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7950 (AVX_FLOAT_MODE_P): Likewise.
7951 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7952 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7953 (AVX_VEC_FLOAT_MODE_P): Likewise.
7954 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7955 (ASM_OUTPUT_OPCODE): Likewise.
7956 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7958 (SSE_REG_MODE_P): Allow 256bit vector modes.
7959 (ix86_args): Add a warn_avx field.
7961 * config/i386/i386.md (UNSPEC_PCMP): New.
7962 (UNSPEC_VPERMIL): Likewise.
7963 (UNSPEC_VPERMIL2): Likewise.
7964 (UNSPEC_VPERMIL2F128): Likewise.
7965 (UNSPEC_MASKLOAD): Likewise.
7966 (UNSPEC_MASKSTORE): Likewise.
7967 (UNSPEC_CAST): Likewise.
7968 (UNSPEC_VTESTP): Likewise.
7969 (UNSPECV_VZEROALL): Likewise.
7970 (UNSPECV_VZEROUPPER): Likewise.
7971 (XMM0_REG): Likewise.
7972 (XMM1_REG): Likewise.
7973 (XMM2_REG): Likewise.
7974 (XMM3_REG): Likewise.
7975 (XMM4_REG): Likewise.
7976 (XMM5_REG): Likewise.
7977 (XMM6_REG): Likewise.
7978 (XMM8_REG): Likewise.
7979 (XMM9_REG): Likewise.
7980 (XMM10_REG): Likewise.
7981 (XMM11_REG): Likewise.
7982 (XMM12_REG): Likewise.
7983 (XMM13_REG): Likewise.
7984 (XMM14_REG): Likewise.
7985 (XMM15_REG): Likewise.
7987 (prefix_vex_imm8): Likewise.
7988 (prefix_vex_w): Likewise.
7989 (length_vex): Likewise.
7992 (*avx_ashlti3): Likewise.
7993 (*avx_lshrti3): Likewise.
7994 (*avx_setcc<mode>): Likewise.
7995 (*fop_<mode>_comm_mixed_avx): Likewise.
7996 (*fop_<mode>_comm_avx): Likewise.
7997 (*fop_<mode>_1_mixed_avx): Likewise.
7998 (*fop_<mode>_1_avx): Likewise.
7999 (*avx_<code><mode>3): Likewise.
8000 (*avx_ieee_smin<mode>3): Likewise.
8001 (*avx_ieee_smax<mode>3): Likewise.
8002 (mode): Add OI, V8SF and V4DF.
8003 (length): Support VEX prefix.
8004 (*cmpfp_i_mixed): Set prefix attribute.
8005 (*cmpfp_i_sse): Likewise.
8006 (*cmpfp_iu_mixed): Likewise.
8007 (*cmpfp_iu_sse): Likewise.
8008 (*movsi_1): Support AVX.
8009 (*movdi_2): Likewise.
8010 (*movdi_1_rex64): Likewise.
8011 (*movti_internal): Likewise.
8012 (*movti_rex64): Likewise.
8013 (*movsf_1): Likewise.
8014 (*movdf_nointeger): Likewise.
8015 (*movdf_integer_rex64): Likewise.
8016 (*movtf_internal): Likewise.
8017 (zero_extendsidi2_32): Likewise.
8018 (zero_extendsidi2_rex64): Likewise.
8019 (*extendsfdf2_mixed): Likewise.
8020 (*extendsfdf2_sse): Likewise.
8021 (*truncdfsf_fast_mixed): Likewise.
8022 (*truncdfsf_fast_sse): Likewise.
8023 (*truncdfsf_mixed): Likewise.
8024 (fix_trunc<mode>di_sse): Likewise.
8025 (fix_trunc<mode>si_sse): Likewise.
8026 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8027 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8028 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8029 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8030 (*rcpsf2_sse): Likewise.
8031 (*rsqrtsf2_sse): Likewise.
8032 (*sqrt<mode>2_sse): Likewise.
8033 (sse4_1_round<mode>2): Likewise.
8034 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8035 Support AVX. Set length attribute properly for AVX.
8037 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8038 (VECTOR_MODES (FLOAT, 32)): Likewise.
8039 (VECTOR_MODE (INT, DI, 8)): Likewise.
8040 (VECTOR_MODE (INT, HI, 32)): Likewise.
8041 (VECTOR_MODE (INT, QI, 64)): Likewise.
8042 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8043 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8044 (VECTOR_MODE (INT, DI, 4)): Removed.
8045 (VECTOR_MODE (INT, SI, 8)): Likewise.
8046 (VECTOR_MODE (INT, HI, 16)): Likewise.
8047 (VECTOR_MODE (INT, QI, 32)): Likewise.
8048 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8049 (INT_MODE (OI, 32)): Likewise.
8051 * config/i386/i386.opt (mavx): New.
8054 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8056 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8057 (*mov<mode>_internal_avx): New.
8058 (*movv2sf_internal_rex64_avx): Likewise.
8059 (*movv2sf_internal_avx): Likewise.
8061 * config/i386/predicates.md (const_4_to_5_operand): New.
8062 (const_6_to_7_operand): Likewise.
8063 (const_8_to_11_operand): Likewise.
8064 (const_12_to_15_operand): Likewise.
8065 (avx_comparison_float_operator): Likewise.
8067 * config/i386/sse.md (AVX256MODEI): New.
8068 (AVX256MODE): Likewise.
8069 (AVXMODEQI): Likewise.
8070 (AVXMODE): Likewise.
8071 (AVX256MODEF2P): Likewise.
8072 (AVX256MODE2P): Likewise.
8073 (AVX256MODE4P): Likewise.
8074 (AVX256MODE8P): Likewise.
8075 (AVXMODEF2P): Likewise.
8076 (AVXMODEF4P): Likewise.
8077 (AVXMODEDCVTDQ2PS): Likewise.
8078 (AVXMODEDCVTPS2DQ): Likewise.
8079 (avxvecmode): Likewise.
8080 (avxvecpsmode): Likewise.
8081 (avxhalfvecmode): Likewise.
8082 (avxscalarmode): Likewise.
8083 (avxcvtvecmode): Likewise.
8084 (avxpermvecmode): Likewise.
8085 (avxmodesuffixf2c): Likewise.
8086 (avxmodesuffixp): Likewise.
8087 (avxmodesuffixs): Likewise.
8088 (avxmodesuffix): Likewise.
8089 (vpermilbits): Likewise.
8090 (pinsrbits): Likewise.
8091 (mov<mode>): Likewise.
8092 (*mov<mode>_internal): Likewise.
8093 (push<mode>1): Likewise.
8094 (movmisalign<mode>): Likewise.
8095 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8096 (avx_movdqu<avxmodesuffix>): Likewise.
8097 (avx_lddqu<avxmodesuffix>): Likewise.
8098 (<plusminus_insn><mode>3): Likewise.
8099 (*avx_<plusminus_insn><mode>3): Likewise.
8100 (*avx_vm<plusminus_insn><mode>3): Likewise.
8101 (mul<mode>3): Likewise.
8102 (*avx_mul<mode>3): Likewise.
8103 (*avx_vmmul<mode>3): Likewise.
8104 (divv8sf3): Likewise.
8105 (divv4df3): Likewise.
8106 (avx_div<mode>3): Likewise.
8107 (*avx_div<mode>3): Likewise.
8108 (*avx_vmdiv<mode>3): Likewise.
8109 (avx_rcpv8sf2): Likewise.
8110 (*avx_vmrcpv4sf2): Likewise.
8111 (sqrtv8sf2): Likewise.
8112 (avx_sqrtv8sf2): Likewise.
8113 (*avx_vmsqrt<mode>2): Likewise.
8114 (rsqrtv8sf2): Likewise.
8115 (avx_rsqrtv8sf2): Likewise.
8116 (*avx_vmrsqrtv4sf2): Likewise.
8117 (<code><mode>3): Likewise.
8118 (*avx_<code><mode>3_finite): Likewise.
8119 (*avx_<code><mode>3): Likewise.
8120 (*avx_vm<code><mode>3): Likewise.
8121 (*avx_ieee_smin<mode>3): Likewise.
8122 (*avx_ieee_smax<mode>3): Likewise.
8123 (avx_addsubv8sf3): Likewise.
8124 (avx_addsubv4df3): Likewise.
8125 (*avx_addsubv4sf3): Likewise.
8126 (*avx_addsubv2df3): Likewise.
8127 (avx_h<plusminus_insn>v4df3): Likewise.
8128 (avx_h<plusminus_insn>v8sf3): Likewise.
8129 (*avx_h<plusminus_insn>v4sf3): Likewise.
8130 (*avx_h<plusminus_insn>v2df3): Likewise.
8131 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8132 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8133 (*avx_maskcmp<mode>3): Likewise.
8134 (avx_nand<mode>3): Likewise.
8135 (*avx_<code><mode>3): Likewise.
8136 (*avx_nand<mode>3): Likewise.
8137 (*avx_<code><mode>3): Likewise.
8138 (*avx_cvtsi2ss): Likewise.
8139 (*avx_cvtsi2ssq): Likewise.
8140 (*avx_cvtsi2sd): Likewise.
8141 (*avx_cvtsi2sdq): Likewise.
8142 (*avx_cvtsd2ss): Likewise.
8143 (avx_cvtss2sd): Likewise.
8144 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8145 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8146 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8147 (*avx_cvtsi2sd): Likewise.
8148 (*avx_cvtsi2sdq): Likewise.
8149 (avx_cvtdq2pd256): Likewise.
8150 (avx_cvtpd2dq256): Likewise.
8151 (avx_cvttpd2dq256): Likewise.
8152 (*avx_cvtsd2ss): Likewise.
8153 (*avx_cvtss2sd): Likewise.
8154 (avx_cvtpd2ps256): Likewise.
8155 (avx_cvtps2pd256): Likewise.
8156 (*avx_movhlps): Likewise.
8157 (*avx_movlhps): Likewise.
8158 (avx_unpckhps256): Likewise.
8159 (*avx_unpckhps): Likewise.
8160 (avx_unpcklps256): Likewise.
8161 (*avx_unpcklps): Likewise.
8162 (avx_movshdup256): Likewise.
8163 (avx_movsldup256): Likewise.
8164 (avx_shufps256): Likewise.
8165 (avx_shufps256_1): Likewise.
8166 (*avx_shufps_<mode>): Likewise.
8167 (*avx_loadhps): Likewise.
8168 (*avx_storelps): Likewise.
8169 (*avx_loadlps): Likewise.
8170 (*avx_movss): Likewise.
8171 (*vec_dupv4sf_avx): Likewise.
8172 (*vec_concatv2sf_avx): Likewise.
8173 (*vec_concatv4sf_avx): Likewise.
8174 (*vec_setv4sf_0_avx): Likewise.
8175 (*vec_setv4sf_avx): Likewise.
8176 (*avx_insertps): Likewise.
8177 (avx_vextractf128<mode>): Likewise.
8178 (vec_extract_lo_<mode>): Likewise.
8179 (vec_extract_hi_<mode>): Likewise.
8180 (vec_extract_lo_<mode>): Likewise.
8181 (vec_extract_hi_<mode>): Likewise.
8182 (vec_extract_lo_v16hi): Likewise.
8183 (vec_extract_hi_v16hi): Likewise.
8184 (vec_extract_lo_v32qi): Likewise.
8185 (vec_extract_hi_v32qi): Likewise.
8186 (avx_unpckhpd256): Likewise.
8187 (*avx_unpckhpd): Likewise.
8188 (avx_movddup256): Likewise.
8189 (*avx_movddup): Likewise.
8190 (avx_unpcklpd256): Likewise.
8191 (*avx_unpcklpd): Likewise.
8192 (avx_shufpd256): Likewise.
8193 (avx_shufpd256_1): Likewise.
8194 (*avx_punpckhqdq): Likewise.
8195 (*avx_punpcklqdq): Likewise.
8196 (*avx_shufpd_<mode>): Likewise.
8197 (*avx_storehpd): Likewise.
8198 (*avx_loadhpd): Likewise.
8199 (*avx_loadlpd): Likewise.
8200 (*avx_movsd): Likewise.
8201 (*vec_concatv2df_avx): Likewise.
8202 (*avx_<plusminus_insn><mode>3): Likewise.
8203 (*avx_<plusminus_insn><mode>3): Likewise.
8204 (*avx_mulv8hi3): Likewise.
8205 (*avxv8hi3_highpart): Likewise.
8206 (*avx_umulv8hi3_highpart): Likewise.
8207 (*avx_umulv2siv2di3): Likewise.
8208 (*avx_mulv2siv2di3): Likewise.
8209 (*avx_pmaddwd): Likewise.
8210 (*avx_mulv4si3): Likewise.
8211 (*avx_ashr<mode>3): Likewise.
8212 (*avx_lshr<mode>3): Likewise.
8213 (*avx_ashl<mode>3): Likewise.
8214 (*avx_<code><mode>3): Likewise.
8215 (*avx_eq<mode>3): Likewise.
8216 (*avx_gt<mode>3): Likewise.
8217 (*avx_nand<mode>3): Likewise.
8218 (*avx_nand<mode>3): Likewise.
8219 (*avx_<code><mode>3): Likewise.
8220 (*avx_<code><mode>3): Likewise.
8221 (*avx_packsswb): Likewise.
8222 (*avx_packssdw): Likewise.
8223 (*avx_packuswb): Likewise.
8224 (*avx_punpckhbw): Likewise.
8225 (*avx_punpcklbw): Likewise.
8226 (*avx_punpckhwd): Likewise.
8227 (*avx_punpcklwd): Likewise.
8228 (*avx_punpckhdq): Likewise.
8229 (*avx_punpckldq): Likewise.
8230 (*avx_pinsr<avxmodesuffixs>): Likewise.
8231 (*avx_pinsrq): Likewise.
8232 (*avx_loadld): Likewise.
8233 (*vec_extractv2di_1_rex64_avx): Likewise.
8234 (*vec_extractv2di_1_avx): Likewise.
8235 (*vec_dupv2di_avx): Likewise.
8236 (*vec_concatv2si_avx): Likewise.
8237 (*vec_concatv4si_1_avx): Likewise.
8238 (*vec_concatv2di_avx): Likewise.
8239 (*vec_concatv2di_rex64_avx): Likewise.
8240 (*avx_uavgv16qi3): Likewise.
8241 (*avx_uavgv8hi3): Likewise.
8242 (*avx_psadbw): Likewise.
8243 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8244 (*avx_phaddwv8hi3): Likewise.
8245 (*avx_phadddv4si3): Likewise.
8246 (*avx_phaddswv8hi3): Likewise.
8247 (*avx_phsubwv8hi3): Likewise.
8248 (*avx_phsubdv4si3): Likewise.
8249 (*avx_phsubswv8hi3): Likewise.
8250 (*avx_pmaddubsw128): Likewise.
8251 (*avx_pmulhrswv8hi3): Likewise.
8252 (*avx_pshufbv16qi3): Likewise.
8253 (*avx_psign<mode>3): Likewise.
8254 (*avx_palignrti): Likewise.
8255 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8256 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8257 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8258 (*avx_mpsadbw): Likewise.
8259 (*avx_packusdw): Likewise.
8260 (*avx_pblendvb): Likewise.
8261 (*avx_pblendw): Likewise.
8262 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8263 (avx_ptest256): Likewise.
8264 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8265 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8266 (*avx_aesenc): Likewise.
8267 (*avx_aesenclast): Likewise.
8268 (*avx_aesdec): Likewise.
8269 (*avx_aesdeclast): Likewise.
8270 (avx_vzeroupper): Likewise.
8271 (avx_vzeroupper_rex64): Likewise.
8272 (avx_vpermil<mode>): Likewise.
8273 (avx_vpermilvar<mode>3): Likewise.
8274 (avx_vpermil2<mode>3): Likewise.
8275 (avx_vperm2f128<mode>3): Likewise.
8276 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8277 (avx_vbroadcastss256): Likewise.
8278 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8279 (avx_vinsertf128<mode>): Likewise.
8280 (vec_set_lo_<mode>): Likewise.
8281 (vec_set_hi_<mode>): Likewise.
8282 (vec_set_lo_<mode>): Likewise.
8283 (vec_set_hi_<mode>): Likewise.
8284 (vec_set_lo_v16hi): Likewise.
8285 (vec_set_hi_v16hi): Likewise.
8286 (vec_set_lo_v32qi): Likewise.
8287 (vec_set_hi_v32qi): Likewise.
8288 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8289 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8290 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8291 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8292 (vec_init<mode>): Likewise.
8293 (*vec_concat<mode>_avx): Likewise.
8294 (blendbits): Support V8SF and V4DF.
8295 (sse2_movq128): Support AVX.
8296 (<sse>_movnt<mode>): Likewise.
8297 (sse2_movntv2di): Likewise.
8298 (sse_rcpv4sf2): Likewise.
8299 (sse_sqrtv4sf2): Likewise.
8300 (sse_rsqrtv4sf2): Likewise.
8301 (<sse>_comi): Likewise.
8302 (<sse>_ucomi): Likewise.
8303 (sse_cvtss2si): Likewise.
8304 (sse_cvtss2si_2): Likewise.
8305 (sse_cvtss2siq): Likewise.
8306 (sse_cvtss2siq_2): Likewise.
8307 (sse_cvttss2si): Likewise.
8308 (sse_cvttss2siq): Likewise.
8309 (sse2_cvtsd2si): Likewise.
8310 (sse2_cvtsd2si_2): Likewise.
8311 (sse2_cvtsd2siq): Likewise.
8312 (sse2_cvtsd2siq_2): Likewise.
8313 (sse2_cvttsd2si): Likewise.
8314 (sse2_cvttsd2siq): Likewise.
8315 (sse2_cvtdq2pd): Likewise.
8316 (*sse2_cvtpd2dq): Likewise.
8317 (*sse2_cvttpd2dq): Likewise.
8318 (*sse2_cvtpd2ps): Likewise.
8319 (sse2_cvtps2pd): Likewise.
8320 (sse3_movshdup): Likewise.
8321 (sse3_movsldup): Likewise.
8322 (sse_storehps): Likewise.
8323 (*sse4_1_extractps): Likewise.
8324 (sse2_storelpd): Likewise.
8325 (vec_dupv2df_sse3): Likewise.
8326 (*vec_concatv2df_sse3): Likewise.
8327 (*sse4_1_pextrb): Likewise.
8328 (*sse4_1_pextrb_memory): Likewise.
8329 (*sse2_pextrw): Likewise.
8330 (*sse4_1_pextrw_memory): Likewise.
8331 (*sse4_1_pextrd): Likewise.
8332 (*sse4_1_pextrq): Likewise.
8333 (sse2_pshufd_1): Likewise.
8334 (sse2_pshuflw_1): Likewise.
8335 (sse2_pshufhw_1): Likewise.
8336 (*sse2_storeq_rex64): Likewise.
8337 (*vec_dupv4si): Likewise.
8338 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8339 (sse2_pmovmskb): Likewise.
8340 (*sse2_maskmovdqu): Likewise.
8341 (*sse2_maskmovdqu_rex64): Likewise.
8342 (sse_ldmxcsr): Likewise.
8343 (sse_stmxcsr): Likewise.
8344 (abs<mode>2): Likewise.
8345 (sse4_1_movntdqa): Likewise.
8346 (sse4_1_phminposuw): Likewise.
8347 (sse4_1_extendv8qiv8hi2): Likewise.
8348 (*sse4_1_extendv8qiv8hi2): Likewise.
8349 (sse4_1_extendv4qiv4si2): Likewise.
8350 (*sse4_1_extendv4qiv4si2): Likewise.
8351 (sse4_1_extendv2qiv2di2): Likewise.
8352 (*sse4_1_extendv2qiv2di2): Likewise.
8353 (sse4_1_extendv4hiv4si2): Likewise.
8354 (*sse4_1_extendv4hiv4si2): Likewise.
8355 (sse4_1_extendv2hiv2di2): Likewise.
8356 (*sse4_1_extendv2hiv2di2): Likewise.
8357 (sse4_1_extendv2siv2di2): Likewise.
8358 (*sse4_1_extendv2siv2di2): Likewise.
8359 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8360 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8361 (sse4_1_zero_extendv4qiv4si2): Likewise.
8362 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8363 (sse4_1_zero_extendv2qiv2di2): Likewise.
8364 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8365 (sse4_1_zero_extendv4hiv4si2): Likewise.
8366 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8367 (sse4_1_zero_extendv2hiv2di2): Likewise.
8368 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8369 (sse4_1_zero_extendv2siv2di2): Likewise.
8370 (*sse4_1_zero_extendv2siv2di2): Likewise.
8371 (sse4_1_ptest): Likewise.
8372 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8373 (sse4_2_pcmpestri): Likewise.
8374 (sse4_2_pcmpestrm): Likewise.
8375 (sse4_2_pcmpistri): Likewise.
8376 (sse4_2_pcmpistrm): Likewise.
8378 (aeskeygenassist): Likewise.
8380 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8382 * config/i386/predicates.md (vzeroall_operation): New.
8384 * config/i386/sse.md (avx_vzeroall): New.
8385 (*avx_vzeroall): Likewise.
8387 2008-08-28 Paul Brook <paul@codesourcery.com>
8388 Mark Shinwell <shinwell@codesourcery.com>
8389 Richard Earnshaw <richard.earnshaw@arm.com>
8391 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8392 (TARGET_MIN_ANCHOR_OFFSET): New.
8393 (arm_override_options): Set correct anchor ranges for Thumb-1
8394 and Thumb-2 if required.
8395 (legitimize_pic_address): Handle case involving a TLS symbol
8396 reference with an addend.
8397 (arm_optimization_options): Enable section anchors at -O1 and
8399 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8400 * config/arm/arm-protos.h (arm_optimization_options): New.
8402 2008-08-28 Nick Clifton <nickc@redhat.com>
8404 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8405 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8408 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8409 * config/v850/v850.md (return): Remove frame size restriction.
8411 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8413 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8415 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8417 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8419 2008-08-28 Paul Brook <paul@codesourcery.com>
8421 * config/arm/vfp11.md: Update license notice.
8422 * config/arm/cortex-r4.md: Ditto.
8424 2008-08-28 Richard Guenther <rguenther@suse.de>
8426 PR tree-optimization/37207
8427 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8430 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8433 * tree.c (int_fits_type_p): Don't forget unsigned integers
8434 of type sizetype which higher end word equals -1.
8436 2008-08-28 Ira Rosen <irar@il.ibm.com>
8438 * target.h (struct vectorize): Add new target builtin.
8439 * tree-vectorizer.c (destroy_loop_vec_info): Call
8440 vect_free_slp_instance instead of vect_free_slp_node.
8441 * tree-vectorizer.h (enum slp_load_perm_type): New.
8442 (struct _slp_instance): Add new fields.
8443 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8444 (SLP_INSTANCE_LOADS): New.
8445 (vect_free_slp_tree): Remove.
8446 (vect_free_slp_instance): Declare.
8447 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8448 (vectorizable_load): Add argument.
8449 (vect_transform_slp_perm_load): New.
8450 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8452 (vect_get_place_in_interleaving_chain): New function.
8453 (vect_free_slp_tree): Make static.
8454 (vect_free_slp_instance): New function.
8455 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8456 collect the load location in the interleaving chain.
8457 (vect_supported_slp_permutation_p): New function.
8458 (vect_supported_load_permutation_p): Likewise.
8459 (vect_analyze_slp_instance): In case of loads permutation, call
8460 vect_supported_load_permutation_p to check that the permutation is
8462 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8463 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8464 (vect_create_mask_and_perm): New function.
8465 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8466 (vectorizable_load): Add an argument. Don't keep the created vectors
8467 statements in the node if permutation is required. Call
8468 vect_transform_slp_perm_load to generate the permutation.
8469 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8470 additional argument.
8471 (vect_schedule_slp_instance): In case of loads permutation, allocate
8472 vectorized statements structure for all the related SLP nodes. Call
8473 vect_transform_stmt with addditional argument.
8474 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8475 * config/spu/spu.c (spu_builtin_vec_perm): New.
8476 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8477 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8478 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8479 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8481 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8483 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8484 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8485 __gthread_cond_signal, __gthread_cond_timedwait,
8486 __gthread_cond_timedwait_recursive): New functions.
8487 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8489 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8492 2008-08-28 Richard Guenther <rguenther@suse.de>
8495 * fold-const.c (maybe_canonicalize_comparison_1): Require
8496 undefined overflow only for canonicalizing A +- CST cmp CST.
8497 Make sure to not generate new constants that are not inside
8498 their TYPE_MIN/MAX_VALUE range.
8499 (maybe_canonicalize_comparison): Remove undefined overflow
8501 (fold_binary): Remove now duplicate folding.
8503 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8505 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8506 use not updated in the last change.
8508 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8510 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8511 (IRA_COVER_CLASSES): Add FPUL_REGS.
8513 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8516 * c-common.c (conversion_warning): Check for null operands.
8518 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8521 * c-decl.c (check_for_loop_decls): Improve error message. Give
8524 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8527 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8528 (convert_for_assignment): Pass corrent OPT_W* parameter to
8529 WARN_FOR_ASSIGNMENT.
8531 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8534 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8536 2008-08-27 Paul Brook <paul@codesourcery.com>
8538 * config.gcc: Loosen checks for arm uclinux eabi targets.
8540 2008-08-27 Paul Brook <paul@codesourcery.com>
8542 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8544 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8546 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8548 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8549 the enumerators of an ENUMERAL_TYPE.
8550 * dbxout.c (dbxout_type): Ditto.
8552 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8555 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8556 (fwprop_addr): Check that the loop_father is not the outer loop.
8558 2008-08-26 Paul Brook <paul@codesourcery.com>
8560 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8561 Remove documentation entry for fmul type.
8562 Use fmuls to annotate single-precision multiplication patterns,
8563 fmuld to annotate double-precision multiplication patterns,
8564 fmacs to annotate single-precision multiply-accumulate patterns
8565 and fmacd to annotate double-precision multiply-accumulate patterns.
8566 * config/arm/vfp11.md: Update reservations accordingly.
8567 * config/arm/arm.md: Note that certain values of the "type"
8568 attribute are documented in vfp.md.
8569 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8570 (v10_cvt): Use new fmul types.
8572 2008-08-26 Paul Brook <paul@codesourcery.com>
8574 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8575 * config/arm/vfp11.md: ...here. New.
8576 * config/arm/arm.md: Include vfp11.md.
8578 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8580 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8581 parameter to inform call.
8583 2008-08-26 Jeff Law <law@redhat.com>
8585 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8586 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8587 preferred class when copying a constant into a partial word register.
8589 2008-08-26 Ben Elliston <bje@au.ibm.com>
8591 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8592 * cp/typeck.c: Likewise.
8593 * cp/tree.c: Likewise.
8594 * gimple-low.c: Likewise.
8597 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8599 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8600 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8602 * doc/passes.texi: Describe IRA.
8604 * doc/tm.texi (IRA_COVER_CLASSES,
8605 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8607 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8608 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8609 -fira-propagate-cost, -fno-ira-share-save-slots,
8610 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8612 * flags.h (ira_algorithm): New enumeration.
8613 (flag_ira_algorithm, flag_ira_verbose): New external variable
8616 * postreload.c (gate_handle_postreload): Don't do post reload
8617 optimizations unless the reload is completed.
8619 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8622 * tree-pass.h (pass_ira): New external variable declaration.
8624 * reload.h: Add 2008 to the Copyright.
8626 * cfgloopanal.c: Include params.h.
8627 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8630 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8632 * toplev.c (ira.h): New include.
8633 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8634 (backend_init_target): Call ira_init.
8635 (backend_init): Call ira_init_once.
8636 (finalize): Call finish_ira_once.
8638 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8639 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8642 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8643 may_move_out_cost): New external variable declarations.
8644 (move_table): New typedef.
8646 * caller-save.c: Include headers output.h and ira.h.
8647 (no_caller_save_reg_set): New global variable.
8648 (save_slots_num, save_slots): New variables.
8649 (reg_save_code, reg_restore_code, add_stored_regs): Add
8651 (init_caller_save): Set up no_caller_save_reg_set.
8652 (init_save_areas): Reset save_slots_num.
8653 (saved_hard_reg): New structure.
8654 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8655 (initiate_saved_hard_regs, new_saved_hard_reg,
8656 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8658 (setup_save_areas): Add code for sharing stack slots.
8659 (all_blocks): New variable.
8660 (save_call_clobbered_regs): Process pseudo-register too.
8661 (mark_set_regs): Process pseudo-register too.
8662 (insert_one_insn): Put the insn after bb note in a empty basic
8663 block. Add insn check.
8665 * global.c (eliminable_regset): Make it external.
8666 (mark_elimination): Use DF_LR_IN for IRA.
8667 (pseudo_for_reload_consideration_p): New.
8668 (build_insn_chain): Make it external. Don't ignore spilled
8669 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8670 (gate_handle_global_alloc): New function.
8671 (pass_global_alloc): Add the gate function.
8673 * opts.c (decode_options): Set up flag_ira. Print the warning for
8675 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8677 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8679 * regmove.c (regmove_optimize): Don't do replacement of output for
8682 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8683 New external variable declarations.
8685 * local-alloc.c (update_equiv_regs): Make it external. Return
8686 true if jump label rebuilding should be done. Rescan new_insn for
8688 (gate_handle_local_alloc): New function.
8689 (pass_local_alloc): Add the gate function.
8691 * alias.c (value_addr_p, stack_addr_p): New functions.
8692 (nonoverlapping_memrefs_p): Use them for IRA.
8694 * common.opt (fira, fira-algorithm, fira-coalesce,
8695 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8696 fira-verbose): New options.
8698 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8699 move_cost, may_move_in_cost, may_move_out_cost): Make the
8701 (move_table): Remove typedef.
8702 (init_move_cost): Make it external.
8703 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8706 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8707 setup_reg_classes): New function prototypes.
8708 (eliminable_regset): New external variable declaration.
8709 (build_insn_chain, update_equiv_regs): New function prototypes.
8711 * Makefile.in (IRA_INT_H): New definition.
8712 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8713 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8714 (reload1.o, toplev.o): Add dependence on ira.h.
8715 (cfgloopanal.o): Add PARAMS_H.
8716 (caller-save.o): Add dependence on output.h and ira.h.
8717 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8718 ira-emit.o, ira-lives.o): New entries.
8720 * passes.c (pass_ira): New pass.
8722 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8724 * reload1.c (ira.h): Include the header.
8725 (changed_allocation_pseudos): New bitmap.
8726 (init_reload): Initiate the bitmap.
8727 (compute_use_by_pseudos): Permits spilled registers in FROM.
8728 (temp_pseudo_reg_arr): New variable.
8729 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8730 IRA. Call alter_reg with the additional parameter. Don't clear
8731 spilled_pseudos for IRA. Restore original insn chain for IRA.
8732 Clear changed_allocation_pseudos at the end of reload.
8733 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8734 (hard_regno_to_pseudo_regno): New variable.
8735 (count_pseudo): Check spilled pseudos. Set up
8736 hard_regno_to_pseudo_regno.
8737 (count_spilled_pseudo): Check spilled pseudos. Update
8738 hard_regno_to_pseudo_regno.
8739 (find_reg): Use better_spill_reload_regno_p. Check
8740 hard_regno_to_pseudo_regno.
8741 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8743 (eliminate_regs_1): Use additional parameter for alter_reg.
8744 (finish_spills): Set up pseudo_previous_regs only for spilled
8745 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8746 more arguments. Don't clear live_throughout and dead_or_set for
8747 spilled pseudos. Use additional parameter for alter_reg. Call
8748 mark_allocation_change. Set up changed_allocation_pseudos.
8749 Remove sanity check.
8750 (emit_input_reload_insns, delete_output_reload): Use additional
8751 parameter for alter_reg. Call mark_allocation_change.
8752 (substitute, gen_reload_chain_without_interm_reg_p): New
8754 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8756 * testsuite/gcc.dg/20080410-1.c: New file.
8758 * config/s390/s390.h (IRA_COVER_CLASSES,
8759 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8761 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8763 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8765 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8767 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8769 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8771 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8773 2008-08-24 Jeff Law <law@redhat.com>
8774 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8775 when ignoring unavailable registers.
8777 2008-08-24 Jeff Law <law@redhat.com>
8778 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8779 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8780 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8781 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8783 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8784 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8786 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8787 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8788 * reload1.c (find_reg): Process registers in register allocation order.
8790 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8791 * toplev.c (backend_init_target): Move ira_init call from
8793 (lang_dependent_init_target): ...to here.
8795 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8796 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8797 calculate memory move costs for NO_REGS.
8799 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8800 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8801 STACK_REGS is defined.
8803 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8804 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8806 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8807 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8809 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8810 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8811 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8814 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8815 Dorit Nuzman <dorit@il.ibm.com>
8817 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8818 vec_extract_evenv4sf, vec_extract_evenv8hi,
8819 vec_extract_evenv16qi, vec_extract_oddv4si,
8820 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8821 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8822 vec_interleave_highv4si, vec_interleave_lowv4si,
8823 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8824 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8825 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8827 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8830 * config/rs6000/rs6000.c (optimization_options): Don't default to
8831 section anchors without toplevel reorder.
8833 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8835 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8836 (mfc_end_critical_section): Likewise.
8838 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8840 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8841 all type qualifiers from element type to vector type.
8843 2008-08-25 David Daney <ddaney@avtrex.com>
8845 * config/mips/mips.md (immediate_insn): Move up in file, fix
8846 comment typo, reformat.
8847 (fetchop_bit, atomic_hiqi_op memory_barrier,
8848 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8849 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8850 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8851 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8852 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8853 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8854 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8855 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8856 sync_old_nand<mode>, sync_new_nand<mode>,
8857 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8858 test_and_set_12): Moved to sync.md.
8860 * config/mips/sync.md: New file.
8862 2008-08-25 Richard Henderson <rth@redhat.com>
8864 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8865 (regsave): Likewise.
8866 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8867 (output_cfi_directive): Likewise.
8868 (div_data_align): New.
8869 (output_cfi): Use it.
8871 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8873 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8874 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8875 (TARGET_OCTEON): New macro.
8876 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8877 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8878 (ISA_HAS_POP): New macro.
8879 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8881 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8883 * config/mips/mips.md (cpu): Add octeon.
8884 (type): Add pop attribute value.
8885 (popcount<mode>2): New pattern.
8886 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8888 2008-08-24 Jan Hubicka <jh@suse.cz>
8890 * doc/invoke.texi (-fipa-cp-clone): New option.
8891 (-fipa-cp): Update docs.
8892 (--param ipcp-unit-growth):New.
8893 * ipa-cp.c: Include fibheap.h, params.h
8894 (ipcp_initialize_node_lattices): When not cloning, all externally
8895 visible functions are bottom.
8896 (ipcp_need_redirect_p): Accept clones.
8897 (ipcp_insert_stage): Use cost driven heuristics.
8898 (max_count, dead_nodes): New static vars.
8899 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8900 ipcp_const_param_count): New functions.
8901 * common.opt (ipa-cp-clone): New command line option.
8902 * params.def (ipcp-unit-growth): New.
8904 2008-08-24 Jan Hubicka <jh@suse.cz>
8906 * tree-inline.c (tree_function_versioning): Look harder
8907 for referenced vars.
8909 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8911 PR tree-optimization/37185
8912 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8914 2008-08-23 Jan Hubicka <jh@suse.cz>
8916 * ipa-cp.c (ipcp_analyze_node): New function.
8917 (ipcp_update_cloned_node): Use it.
8918 (ipcp_init_stage): Likewise.
8919 * ipa-inline.c (function_insertion_hook_holder): New static var.
8920 (analyze_function): Break out from ....
8921 (inline_generate_summary): Here; register insertion hook.
8922 (cgraph_decide_inlining): Remove hook.
8923 (add_new_function): New function.
8925 2008-08-23 Jan Hubicka <jh@suse.cz>
8927 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8929 2008-08-23 Jan Hubicka <jh@suse.cz>
8931 * ipa-cp.c (constant_val_insert): Remove.
8932 (ipcp_propagate_one_const): Remove.
8933 (ipcp_create_replace_map): Always insert replacements to the map.
8934 (ipcp_insert_stage): Do not try to insert statements by hand.
8935 * tree-inline.c (insert_init_stmt): Break out from ...
8936 (setup_one_parameter): ... here; allow NULL BB pointer.
8937 (tree_function_versioning): Use setup_one_parameter to process
8940 2008-08-23 Jan Hubicka <jh@suse.cz>
8942 * tree.c (decl_address_ip_invariant_p): New function.
8943 * tree.h (decl_address_ip_invariant_p): Declare.
8944 * gimple.c (strip_invariant_refs): Break out from ...
8945 (is_gimple_invariant_address): ... here
8946 (is_gimple_ip_invariant_address): New function.
8947 (is_gimple_ip_invariant): New function.
8948 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8951 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8952 (ipcp_lat_is_insertable): All constants are insertable.
8953 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8954 IPA_CONST_VALUE_REF.
8955 (ipcp_initialize_node_lattices): Propagate all types of operands.
8956 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8957 (ipcp_create_replace_map): Reformat.
8958 (ipcp_need_redirect_p): Simplify.
8959 (ipcp_insert_stage): Check that argument is used before clonning.
8960 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8962 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8963 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8964 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8965 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8966 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8967 * tree-inline.c (tree_function_versioning): Add variables referenced
8970 2008-08-23 Jan Hubicka <jh@suse.cz>
8973 * i386.c (standard_80387_constant_p): Use optimize_size.
8975 2008-08-23 Ira Rosen <irar@il.ibm.com>
8977 PR tree-optimization/37161
8978 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8979 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8980 (vect_determine_vectorization_factor): Move the scalar type
8981 retrieval to vect_get_smallest_scalar_type.
8982 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8983 scalar type. Remove redundant computation.
8984 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8985 (vect_get_slp_defs): Take the type of RHS into account if
8986 necessary by calling vect_get_smallest_scalar_type. Call
8987 vect_get_constant_vectors with additional argument.
8989 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8992 * doc/invoke.texi (Wwrite-strings): Clarify description.
8994 2008-08-23 Ira Rosen <irar@il.ibm.com>
8996 PR tree-optimization/37174
8997 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8998 def stmt is a part of the loop before accessing its stmt_vec_info.
9000 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9003 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9004 (*swap): New insn pattern.
9005 (*ashlqi3): Rename from ashlqi3 insn pattern.
9006 (ashlqi3): New expanders.
9007 (*lshrqi3): Rename from lshrqi3 insn pattern.
9008 (lshrqi3): New expanders.
9009 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9010 lshrqi3_const5, lshrqi3_const6): New splitters.
9011 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9012 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9015 2008-08-22 Richard Guenther <rguenther@suse.de>
9017 PR tree-optimization/37078
9018 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9019 [+INF, +INF] ranges.
9021 2008-08-22 Richard Guenther <rguenther@suse.de>
9023 PR tree-optimization/37143
9024 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9025 a conversion statement instead of a copy.
9027 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9030 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9031 CCCmode, CCOmode and CCSmode destination modes.
9034 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9035 from different units in a single alternative.
9036 (*vec_extractv2sf_1): Ditto.
9037 (*vec_extractv2si_0): Ditto.
9038 (*vec_extractv2si_1): Ditto.
9039 * config/i386/sse.md (sse2_storehpd): Ditto.
9040 (sse2_storelpd): Ditto.
9041 (sse2_loadhpd): Ditto.
9042 (sse2_loadlpd): Ditto.
9045 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9046 (popcountsi2): Ditto.
9047 (clzdi2_abm): Ditto.
9048 (popcountdi2): Ditto.
9049 (clzhi2_abm): Ditto.
9050 (popcounthi2): Ditto.
9052 2008-08-22 Richard Guenther <rguenther@suse.de>
9056 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9057 if the multiplication does not overflow.
9059 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9061 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9063 2008-08-21 Richard Henderson <rth@redhat.com>
9065 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9066 spurrious comma from test.
9067 * configure: Rebuild.
9069 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9072 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9075 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9077 * c-tree.h (grokfield): New argument.
9078 * c-decl.c (grokfield): Handle new location argument.
9079 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9081 2008-08-21 Richard Guenther <rguenther@suse.de>
9083 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9085 2008-08-21 Jan Hubicka <jh@suse.cz>
9087 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9088 (cgraph_add_function_insertion_hook,
9089 cgraph_remove_function_insertion_hook,
9090 cgraph_call_function_insertion_hooks): New functions.
9091 * cgraph.h (cgraph_add_function_insertion_hook,
9092 cgraph_remove_function_insertion_hook,
9093 cgraph_call_function_insertion_hooks): Declare.
9094 * ipa-reference.c (function_insertion_hook_holder): New variable.
9095 (check_operand, look_for_address_of): When checking late, do not care
9096 about module bitmaps.
9097 (add_new_function): New function.
9098 (generate_summary): Register hooks; zero module bitmaps.
9099 (propagate): Unregister hooks.
9100 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9101 (add_new_function): New function.
9102 (generate_summary): Register hook.
9103 (propagate): Remove hook.
9105 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9107 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9108 * ipa-cp.c (ipcp_update_cloned_node): New function.
9109 (build_const_val): Handle functions correctly; bring type logic
9110 into sync with tree-inline.c
9111 (ipcp_init_stage): Take care of computing stuff needed by
9112 indirect inlining; update clones.
9113 (ipcp_generate_summary): Break out of ipcp_driver.
9114 (ipcp_driver): Do only execution and transformation.
9115 (pass_ipa_cp): Make IPA_PASS.
9116 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9118 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9119 ipcp, some info is already available.
9120 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9121 * tree-inline.c (remap_ssa_name): Unshare expression.
9123 2008-08-21 Richard Guenther <rguenther@suse.de>
9125 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9126 a PHI ask VN if it is already available.
9127 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9128 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9130 2008-08-21 Richard Guenther <rguenther@suse.de>
9133 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9134 makes sure to produce a result of the correct type.
9136 2008-08-21 Jan Hubicka <jh@suse.cz>
9137 Backport from LTO branch:
9139 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9140 Jan Hubicka <jh@suse.cz>
9143 (init_state, finish_state, set_function_state, generate_summary):
9145 (scan_stmt): Renamed from scan_function. Changed to keep state in
9146 local static vars rather than cgraph aux field.
9147 (propagate): Renamed from static_execute. Changed to keep state in
9148 local static vars rather than cgraph aux field.
9149 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9150 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9152 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9154 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9155 * ipa-reference.c (init_function_info, generate_summary,
9156 propagate): New functions.
9157 (analyze_function): Call init_function_info.
9158 (static_execute): Stripped into generate_summary and propagate.
9159 (pass_ipa_reference): Made into ipa_opt_pass.
9161 2008-08-21 Richard Guenther <rguenther@suse.de>
9163 PR tree-optimization/37181
9164 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9166 (extract_range_from_unary_expr): Likewise.
9168 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9170 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9172 * toplev.h (pedwarn_at): Likewise.
9173 * builtins.c: Update all calls to pedwarn.
9174 * c-lex.c: Likewise.
9175 * toplev.c: Likewise.
9176 * c-tree.h: Likewise.
9177 * c-decl.c: Likewise.
9178 * c-errors.c: Likewise.
9179 * c-typeck.c: Likewise.
9180 * c-common.c: Likewise.
9181 * c-parser.c: Likewise.
9183 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9186 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9187 with MODE_VECTOR_INT mode.
9189 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9192 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9193 initialized outside the current module.
9194 (warn_uninitialized_var): Ignore left-hand side when walking the
9195 trees. Ignore address expressions. Examine VUSE operands in gimple
9196 statements with a variable declaration on the right-hand side.
9198 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9201 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9203 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9206 * c-common.c (conversion_warning): Do not warn if applying bit-and
9207 operator to unsigned constant that fits in the target type.
9209 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9212 * c-common.c (conversion_warning): Do not warn for artificial
9215 2008-08-20 Richard Guenther <rguenther@suse.de>
9217 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9218 (extract_range_from_binary_expr): Fall back to constant propagation.
9219 (extract_range_from_unary_expr): Likewise.
9221 2008-08-20 Richard Guenther <rguenther@suse.de>
9223 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9224 with TREE_THIS_VOLATILE on shared nodes.
9225 (fold_stmt_r): Likewise.
9227 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9230 * c-parser.c (c_parser_attributes): For keywords use canonical
9231 spelling for attr_name.
9233 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9235 * value-prof.c (check_counter): Revert wrong call to error.
9237 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9239 * profile.c: Update calls to inform.
9240 * value-prof.c: Update calls to inform.
9242 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9244 * diagnostic.c (inform): Add an explicit location_t parameter.
9245 * toplev.h (inform): Update declaration.
9246 * builtins.c: Update all calls to inform.
9247 * c-common.c: Likewise.
9248 * c-decl.c: Likewise.
9249 * c-opts.c: Likewise.
9250 * c-pch.c: Likewise.
9251 * c-pragma.c: Likewise.
9252 * c-typeck.c: Likewise.
9253 * coverage.c: Likewise.
9255 * toplev.c: Likewise.
9256 * tree-cfg.c: Likewise.
9257 * tree-ssa.c: Likewise.
9259 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9262 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9263 V2DI mode, for SSE4.1, use movq instead of vector set if the
9264 second element is zero and inter-unit moves are OK.
9266 2008-08-20 Richard Guenther <rguenther@suse.de>
9268 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9269 properly handle conversion/copy chains after tuplification.
9271 2008-08-20 Richard Guenther <rguenther@suse.de>
9273 * passes.c (init_optimization_passes): Move the second
9274 forwprop pass before alias computation. Remove the second
9275 DCE pass. Remove the first dominator and phi copy/const
9278 2008-08-20 Nick Clifton <nickc@redhat.com>
9280 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9281 support of this feature. Do not assume that a sufficiently new
9282 assembler will support the feature regardless of the target type.
9283 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9284 * configure: Regenerate.
9286 2008-08-20 Richard Guenther <rguenther@suse.de>
9288 * tree-vrp.c (found_in_subgraph): Remove.
9289 (live): New global static.
9290 (live_on_edge): New function.
9291 (blocks_visited): Remove.
9292 (register_edge_assert_for_2): Use live_on_edge.
9293 (find_conditional_asserts): Remove code dealing with
9294 found_in_subgraph. Do not walk the CFG.
9295 (find_switch_asserts): Likewise.
9296 (find_assert_locations_1): Renamed from find_assert_locations.
9297 Move finding assert locations for conditional and switch
9298 statements first. Update live bitmap. Do not walk the CFG.
9299 (find_assert_locations): New function.
9300 (insert_range_assertions): Remove entry of CFG walk.
9301 Adjust call to find_assert_locations.
9302 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9303 that only can appear because of fake exit edges but assert we
9304 never try to insert on those.
9305 (fini_pre): Do not remove fake exit edges here...
9306 (execute_pre): ...but here, before committing edge inserts.
9308 2008-08-19 Richard Guenther <rguenther@suse.de>
9310 * passes.c (init_optimization_passes): Exchange store-ccp
9313 2008-08-19 Rafael Espíndola <espindola@google.com>
9315 * varasm.c (weak_decls): Move earlier in the file.
9316 (assemble_external): Add weak decls to the weak_decls list.
9317 (declare_weak): Don't add decls to the weak_decls list.
9319 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9322 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9323 before (sse2_shufpd_<mode>).
9325 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9328 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9329 * tree.c (block_nonartificial_location): Likewise.
9331 2008-08-19 Richard Guenther <rguenther@suse.de>
9333 PR tree-optimization/35972
9334 PR tree-optimization/23094
9335 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9338 handle MISALIGNED_INDIRECT_REF.
9339 (get_ref_from_reference_ops): New helper.
9340 (vn_reference_lookup_pieces): Walk the use-def chain using the
9341 alias-oracle if requested.
9342 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9343 walking the use-def chain.
9344 (compute_avail): But not here.
9345 (create_component_ref_by_pieces_1): Properly handle
9346 MISALIGNED_INDIRECT_REF.
9347 (do_regular_insertion): Handle fully redundant
9348 expressions after PHI-translation also for SSA_NAME values, not
9349 only constants. Correctly use edoubleprime for that.
9351 2008-08-19 Ira Rosen <irar@il.ibm.com>
9353 * tree-vectorizer.c (supportable_widening_operation): Support
9354 multi-step conversion, return the number of steps in such conversion
9355 and the required intermediate types.
9356 (supportable_narrowing_operation): Likewise.
9357 * tree-vectorizer.h (vect_pow2): New function.
9358 (supportable_widening_operation): Change argument types.
9359 (supportable_narrowing_operation): Likewise.
9360 (vectorizable_type_promotion): Add an argument.
9361 (vectorizable_type_demotion): Likewise.
9362 * tree-vect-analyze.c (vect_analyze_operations): Call
9363 vectorizable_type_promotion and vectorizable_type_demotion with
9364 additional argument.
9365 (vect_get_and_check_slp_defs): Detect patterns.
9366 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9368 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9369 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9370 factor according to the smallest type in the loop.
9371 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9372 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9373 supportable_widening_operation with correct arguments.
9374 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9375 operands lists according to the number of vector statements in left
9376 or right node, if exists.
9377 (vect_gen_widened_results_half): Remove unused argument.
9378 (vectorizable_conversion): Call supportable_widening_operation,
9379 supportable_narrowing_operation, and vect_gen_widened_results_half
9380 with correct arguments.
9381 (vectorizable_assignment): Change documentation, support multiple
9383 (vectorizable_operation): Likewise.
9384 (vect_get_loop_based_defs): New function.
9385 (vect_create_vectorized_demotion_stmts): Likewise.
9386 (vectorizable_type_demotion): Support loop-aware SLP and general
9387 multi-step conversion. Call vect_get_loop_based_defs and
9388 vect_create_vectorized_demotion_stmts for transformation.
9389 (vect_create_vectorized_promotion_stmts): New function.
9390 (vectorizable_type_promotion): Support loop-aware SLP and general
9391 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9393 (vectorizable_store): Change documentation, support multiple
9395 (vectorizable_load): Likewise.
9396 (vect_transform_stmt): Pass SLP_NODE to
9397 vectorizable_type_promotion and vectorizable_type_demotion.
9398 (vect_schedule_slp_instance): Move here the calculation of number
9399 of vectorized statements for each node from...
9400 (vect_schedule_slp): ... here.
9401 (vect_transform_loop): Call vect_schedule_slp without the last
9404 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9407 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9408 to == in assert statement.
9409 (vectorizable_reduction): Fix typo.
9411 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9414 * value-prof.c (check_counter): Dereference pointer to overall
9415 count when printing it.
9417 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9419 * profile.h: Really add it.
9421 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9423 * mcf.c: Really add it.
9425 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9426 Vinodha Ramasamy <vinodha@google.com>
9428 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9430 * value-prof.c (check_counter): Fix the counter if
9431 flag_profile_correction is true.
9432 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9433 tree_mod_subtract_transform):
9434 Follow check_counter parameter change.
9435 * common.opt (fprofile-correction): New option.
9437 * profile.h: Likewise.
9438 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9439 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9440 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9442 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9443 flag_profile_correction is set.
9445 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9447 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9449 2008-08-18 Tomas Bily <tbily@suse.cz>
9451 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9452 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9454 * tree-data-ref.c (split_constant_offset_1): Likewise.
9455 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9456 * tree-sra.c (sra_walk_expr): Likewise.
9457 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9458 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9459 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9460 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9462 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9463 * tree-vect-transform.c (vectorizable_type_demotion)
9464 (vectorizable_type_promotion): Likewise.
9465 * tree-inline.c (expand_call_inline):
9466 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9467 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9468 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9469 * expr.c (expand_expr_real_1): Likewise.
9470 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9471 (gimple_assign_unary_useless_conversion_p): Likewise.
9472 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9473 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9474 * fold-const.c (fold_unary): Likewise.
9475 * tree.h (CONVERT_EXPR_P): Likewise.
9476 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9477 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9479 (register_edge_assert_for_2, extract_range_from_unary_expr)
9480 (register_edge_assert_for_1): Likewise.
9482 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9484 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9485 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9486 (enum real_value_const): Delete.
9487 (get_real_const): Delete.
9488 * real.c (get_real_const): Delete.
9489 (dconst_e_ptr): Define.
9490 (dconst_third_ptr): Define.
9491 (dconst_sqrt2_ptr): Define.
9492 * builtins.c: Update all callers.
9494 2008-08-18 Richard Guenther <rguenther@suse.de>
9496 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9497 statement iterator after statement removal.
9499 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9501 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9502 (detect_processor_freebsd): Likewise.
9503 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9505 2008-08-18 Richard Guenther <rguenther@suse.de>
9507 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9508 and loads have the correct types.
9510 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9513 * c-opts.c (cpp_opts): Remove static.
9514 * c-parser.c (cpp_opts): Declare it extern.
9515 (disable_extension_diagnostics): Handle cpp options.
9516 (enable_extension_diagnostics): Likewise.
9518 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9520 * diagnostics.c (permerror_at): Rename as permerror.
9521 (permerror): Delete.
9522 * toplev.h: Likewise.
9524 2008-08-18 Richard Guenther <rguenther@suse.de>
9526 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9527 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9528 Move call_cdce before build_alias. Move copyrename2,
9529 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9530 right after final inlining.
9531 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9532 (pass_build_cfg): But instead via TODO_dump_func.
9534 2008-08-18 Richard Guenther <rguenther@suse.de>
9536 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9538 (scalarize_init): If we failed to generate some initializers
9539 do not generate zeros for not instantiated members. Instead
9540 rely on the copy out.
9541 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9542 about missing flow-sensitive alias info only if we have
9545 2008-08-17 Nick Clifton <nickc@redhat.com>
9547 * doc/extend.texi (Function Attributes): Fix typo in description
9548 if hot function attribute.
9550 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9551 Richard Sandiford <rdsandiford@googlemail.com>
9553 * doc/install.texi (--with-mips-plt): Document.
9554 * doc/invoke.texi (-mplt, -mno-plt): Document.
9555 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9556 and handle ${with_mips_plt}.
9557 * config/mips/mips.opt (mplt): New option.
9558 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9559 (TARGET_ABICALLS_PIC2): Likewise.
9560 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9561 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9562 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9563 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9564 to decide whether to output ".option picX" directives.
9565 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9566 Pass -call_nonpic rather than -KPIC for -mplt.
9567 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9568 on the command line. Also remove it when -mabi=64 is used without
9570 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9571 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9572 TARGET_ABICALLS_PIC0.
9573 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9575 (mips16_build_function_stub): Only output ".option pic" directives
9576 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9577 (mips16_build_call_stub): Fix comment and remove redundant
9578 ".set at"/"set .noat" directives.
9579 (mips_function_rodata_section): Use the default behaviour for
9580 TARGET_ABSOLUTE_ABICALLS.
9581 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9582 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9583 (mips_restore_gp): Do nothing if the current function doesn't use
9585 (mips_expand_prologue): Only save $gp if the current function uses it.
9586 Use a normal move for TARGET_ABICALLS_PIC0.
9587 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9589 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9591 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9592 of function when handling GLOBAL_POINTER_REGNUM.
9594 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9597 * common.opt (-fstack-check): Do not declare the variable here.
9598 (-fstack-check=): New option variant.
9599 * doc/invoke.texi (Code Gen Options): Document it.
9600 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9601 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9602 (STACK_CHECK_STATIC_BUILTIN): New macro.
9603 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9604 * opts.c: Include expr.h.
9605 (common_handle_option) <OPT_fold_stack_check_>: New case.
9606 <OPT_fstack_check>: Likewise.
9607 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9608 consistently in the test for variable-sized types. Adjust for
9609 new behaviour of flag_stack_check.
9610 * explow.c: Include except.h.
9611 (allocate_dynamic_stack_space): Do not take into account
9612 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9613 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9614 for variable-sized parameters. Treat all parameters whose size is
9615 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9616 stack checking is enabled.
9617 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9618 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9619 if generic stack checking is enabled.
9620 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9621 * reload1.c (reload): Likewise.
9622 * stmt.c (expand_decl): Assert that all automatic variables have
9623 fixed size at this point and remove dead code.
9624 * flags.h (stack_check_type): New enumeration type.
9625 (flag_stack_check): Declare.
9626 * toplev.c (flag_stack_check): New global variable.
9627 * Makefile.in (opts.o): Add dependency on EXPR_H.
9628 (explow.o): Add dependency on except.h.
9630 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9632 * config/avr/avr.c (avr_override_options): Reduce value of
9633 PARAM_INLINE_CALL_COST.
9635 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9637 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9638 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9639 lieu of TYPE_MODE (type) throughout.
9641 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9643 * config/arm/arm.c (add_minipool_backward_ref): Check for
9644 8-byte-aligned entries in second case of forcing insertion after a
9645 particular entry. Change third case to avoid inserting
9646 non-8-byte-aligned entries before 8-byte-aligned ones.
9648 2008-08-15 Richard Guenther <rguenther@suse.de>
9650 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9651 strip components for unknown size accesses.
9653 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9655 * config/s390/2097.md New file.
9656 * config/s390/s390.md ("z10prop" attribute): Define none,
9657 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9658 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9659 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9660 possible values and apply them to insns as appropriate.
9661 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9662 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9663 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9664 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9665 ("bfp" mode attribute): Removed. Every occurence replaced
9667 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9668 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9671 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9674 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9677 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9679 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9680 additional argument. Support reduction when duplication is needed due
9681 to data-types of different sizes in the loop.
9682 (get_initial_def_for_induction): Fix printout.
9683 (vect_get_vec_def_for_stmt_copy): Support case where the
9684 vec_stmt_for_operand is a phi node.
9685 (vectorizable_reduction): Support reduction when duplication is needed
9686 due to data-types of different sizes in the loop.
9687 (vectorizable_call): Remove restriction to not vectorize in case we
9688 have data-types of different sizes in the loop.
9689 (vectorizable_conversion): Likewise.
9690 (vectorizable_operation): Likewise.
9691 (vectorizable_type_demotion): Likewise.
9692 (vectorizable_type_promotion): Likewise.
9693 (vectorizable_induction): Add restriction to not vectorize in case
9694 we have data-types of different sizes in the loop.
9696 2008-08-14 Christophe Saout <christophe@saout.de>
9697 Uros Bizjak <ubizjak@gmail.com>
9700 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9701 (*vec_concatv2di_rex64_sse4_1): Ditto.
9702 (*vec_concatv2di_rex64_sse): Ditto.
9704 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9707 * fold-const.c (fold_widened_comparison): Do not allow
9708 sign changes that change the result even if shorter type
9709 is wider than arg1_unw's type.
9711 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9713 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9714 Skip if the multilib testing specifies -march that does not
9715 agree with the one specified in the testcase.
9717 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9719 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9720 zero extend SImode values being converted to TFmode before passing
9723 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9725 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9726 __PPU__ when targeting the Cell/B.E. PPU processor.
9728 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9730 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9731 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9732 Rematerialize the static chain, if any.
9733 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9736 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9738 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9739 (new_loc_descr): Likewise.
9740 (add_loc_descr): Likewise.
9741 (size_of_loc_descr): Likewise.
9742 (size_of_locs): Likewise.
9743 (output_loc_operands): Likewise.
9744 (output_loc_sequence): Likewise.
9745 (new_reg_loc_descr): New.
9746 (build_cfa_loc): Use it.
9747 (build_cfa_aligned_loc): Likewise.
9748 (one_reg_loc_descriptor): Likewise.
9749 (based_loc_descr): Likewise.
9751 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9754 * doc/invoke.texi (Wmain): Update.
9755 * c-decl.c (start_decl): warn_main is only 0 or 1.
9756 (start_function): Likewise. Fix formatting.
9757 (finish_function): Delete redundant warning.
9758 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9759 * c-opts (c_common_handle_option): -Wall only has effect if
9760 warn_main is uninitialized. OPT_Wmain is automatically
9761 handled. -pedantic also enables Wmain.
9762 (c_common_post_options): Handle all logic for Wmain here.
9763 * c-common.c (warn_main): Delete.
9764 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9765 * c-common.h (warn_main): Delete.
9767 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9770 * expr.c (emit_group_store): Allocate stack temp with the
9771 largest alignment when copying from register to stack.
9773 2008-08-13 Richard Guenther <rguenther@suse.de>
9775 * tree.h (maybe_fold_offset_to_address): Declare.
9776 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9777 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9778 Likewise for POINTER_PLUS_EXPR.
9779 (maybe_fold_offset_to_reference): Enable disabled code.
9780 (maybe_fold_offset_to_address): New function.
9781 (fold_stmt_r): Use it.
9782 (fold_gimple_assign): Likewise.
9783 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9784 (gimplify_expr): Likewise.
9786 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9788 * toplev.h (pedwarn_at): Fix declaration.
9790 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9792 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9793 LINK_SPEC): Use %R in -Y P argument.
9795 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9798 * diagnostic.c (pedwarn_at): New.
9799 * toplev.h (pedwarn_at): Declare.
9800 * c-tree.h (build_enumerator): Update declaration.
9801 * c-decl.c (finish_enum): Update comment.
9802 (build_enumerator): Take a location parameter. Give a pedwarn but do
9803 not perform any conversion.
9804 * c-parser.c (c_parser_enum_specifier): Set correct location for
9807 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9810 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9811 expressions except for conversions to signed:1 bitfields. Handle
9812 COND_EXPR with constant operands.
9814 2008-08-13 Richard Guenther <rguenther@suse.de>
9816 PR tree-optimization/15255
9817 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9818 (struct oecount_s): New struct and VEC types.
9820 (oecount_hash): New function.
9821 (oecount_eq): Likewise.
9822 (oecount_cmp): Likewise.
9823 (zero_one_operation): New function.
9824 (build_and_add_sum): Likewise.
9825 (undistribute_ops_list): Perform un-distribution of multiplication
9826 and division on the chain of summands.
9827 (should_break_up_subtract): Also break up subtracts for factors.
9828 (reassociate_bb): Delete dead visited statements.
9829 Call undistribute_ops_list. Re-sort and optimize if it did something.
9830 * passes.c (init_optimization_passes): Move DSE before
9832 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9835 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9837 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9839 * doc/invoke.texi: Revert unintended checkin.
9841 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9844 * gcc.c (include_spec_function): Tweak call to find_a_file.
9846 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9849 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9850 and TRUTH_ORIF_EXPR.
9851 * dojump.c (do_jump): Likewise.
9853 PR tree-optimization/37084
9854 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9855 if id->regimplify, don't assume stmt is a cast assignment.
9857 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9859 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9861 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9864 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9867 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9869 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9870 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9872 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9873 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9874 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9875 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9876 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9878 * doc/tm.texi (Storage Layout): Remove documentation for
9879 TARGET_FLOAT_FORMAT.
9881 * simplify-rtx.c (simplify_binary_operation_1): Replace
9882 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9884 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9886 * real.h (struct real_format): New member has_sign_dependent_rounding.
9887 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9888 spu_single_format, ieee_double_format, mips_double_format,
9889 motorola_double_format, ieee_extended_motorola_format,
9890 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9891 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9892 mips_extended_format, ieee_quad_format, mips_quad_format,
9893 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9894 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9896 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9897 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9898 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9899 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9900 (ROUND_TOWARDS_ZERO): Likewise.
9902 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9903 (FLOAT_MODE_FORMAT): New macro.
9904 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9905 (MODE_COMPOSITE_P): ... this new macro.
9906 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9907 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9908 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9910 * flags.h: Include "real.h".
9912 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9913 REAL_MODE_FORMAT_COMPOSITE_P.
9914 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9916 * doc/tm.texi (Storage Layout): Remove documentation of
9917 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9918 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9919 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9920 they only apply to libgcc2.a.
9922 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9924 * config/spu/float_disf.c: New file.
9925 * config/spu/float_unsdisf.c: New file.
9926 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9927 (LIB2FUNCS_EXCLUDE): Define.
9929 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9930 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9932 * real.h (struct real_format): New member round_towards_zero.
9933 * real.c (round_for_format): Respect fmt->round_towards_zero.
9934 (ieee_single_format, mips_single_format, motorola_single_format,
9935 spu_single_format, ieee_double_format, mips_double_format,
9936 motorola_double_format, ieee_extended_motorola_format,
9937 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9938 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9939 mips_extended_format, ieee_quad_format, mips_quad_format,
9940 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9941 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9943 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9944 real_format to choose rounding mode when calling MPFR functions.
9945 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9946 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9948 * real.h (real_to_decimal_for_mode): Add prototype.
9949 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9950 Respect target rounding mode when generating decimal representation.
9951 (real_to_decimal): New stub for backwards compatibility.
9952 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9953 real_to_decimal_for_mode instead of real_to_decimal.
9955 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9957 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9958 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9960 * real.c (spu_single_format): New variable.
9961 * real.h (spu_single_format): Declare.
9963 * config/spu/spu.c (spu_override_options): Install SFmode format.
9964 (spu_split_immediate): Use integer mode to operate on pieces of
9965 floating-point values in all cases.
9967 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9968 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9969 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9971 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9973 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9975 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9977 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9979 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9982 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9983 on the VAR_DECL instead of TYPE_READONLY on its type.
9985 2008-08-12 Ira Rosen <irar@il.ibm.com>
9987 * tree-vectorizer.c: Depend on langhooks.h.
9988 (supportable_widening_operation): Add two arguments. Support double
9990 (supportable_narrowing_operation): Likewise.
9991 * tree-vectorizer.h (supportable_widening_operation): Add two
9993 (supportable_narrowing_operation): Likewise.
9994 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9995 supportable_widening_operation with correct arguments.
9996 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9997 (vectorizable_type_demotion): Support double type conversions.
9998 (vectorizable_type_promotion): Likewise.
9999 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10001 2008-08-11 Michael Matz <matz@suse.de>
10003 * i386/i386.c (override_options): Move initialisation from
10004 flag_schedule_insns_after_reload to here from ...
10005 (optimization_options): ... here.
10007 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10009 PR rtl-optimization/36998
10010 * dwarf2out.c (compute_barrier_args_size_1,
10011 compute_barrier_args_size): Temporarily remove assertions.
10013 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10015 PR middle-end/20644
10016 * tree-ssa.c (struct walk_data): Add new flag
10017 warn_possibly_uninitialized.
10018 (warn_uninitialized_var): Use it.
10019 (warn_uninitialized_vars): New.
10020 (execute_early_warn_uninitialized): Call it.
10021 (execute_late_warn_uninitialized): Likewise.
10023 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10025 PR middle-end/36238
10026 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10027 for memory subregs.
10029 2008-08-09 Jan Hubicka <jh@suse.cz>
10032 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10034 (expand_fix): Be prepared for expansion to fail.
10035 (expand_sfix_optab): Remove instructions if expansion failed.
10037 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10039 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10040 avr31 architecture.
10041 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10042 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10044 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10046 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10047 mips/t-libgcc-mips16 to tmake_file.
10048 * config/mips/mips-protos.h (mips_call_type): New enum.
10049 (mips_pic_base_register, mips_got_load): Declare.
10050 (mips_restore_gp): Take an rtx argument.
10051 (mips_use_pic_fn_addr_reg_p): Declare.
10052 (mips_expand_call): Replace the sibcall_p argument with
10053 a mips_call_type argument. Add a lazy_p parameter.
10054 (mips_split_call): Declare.
10055 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10056 (MIPS16_PIC_TEMP): Likewise.
10057 (reg_class): Delete M16_NA_REGS.
10058 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10059 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10060 (mips_split_hi_p): Declare.
10061 * config/mips/mips.c (mips_split_hi_p): New array.
10062 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10063 (mips_got_symbol_type_p): New function.
10064 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10065 (mips16_stub_function_p): New function.
10066 (mips16_local_function_p): Likewise.
10067 (mips_use_pic_fn_addr_reg_p): Likewise.
10068 (mips_cannot_force_const_mem): Return false for HIGHs.
10069 Extend CONST_INT and symbolic handling to MIPS16, using
10070 mips_symbol_insns to check that the base symbol type is a
10071 legitimate constant. Reject GOT-based constants if
10072 TARGET_MIPS16_PCREL_LOADS.
10073 (mips_const_insns): Check targetm.cannot_force_const_mem when
10074 decomposing a symbolic base and a large offset.
10075 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10076 When calling a function that needs $25 from MIPS16 code,
10077 move the target address into $25 separately and add a USE
10079 (mips16_gp_pseudo_reg): Insert the initializer immediately
10080 before the first real insn.
10081 (mips_pic_base_register, mips_got_load): New functions.
10082 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10083 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10084 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10085 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10086 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10087 also passing NULL_RTX rather than const0_rtx as the aux argument.
10088 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10089 instead of TARGET_EXPLICIT_RELOCS.
10090 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10091 (mips_load_call_address): Replace the sibcall_p argument with
10092 a mips_call_type argument. Use mips_got_load.
10093 (mips16_local_alias): New structure.
10094 (mips16_local_aliases): New variable.
10095 (mips16_local_aliases_hash): New function.
10096 (mips16_local_aliases_eq): Likewise.
10097 (mips16_local_alias): Likewise.
10098 (mips16_stub_function): Likewise.
10099 (mips16_build_function_stub): Create a local alias for the target
10100 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10101 .cpload directive and an R_MIPS_NONE relocation for the target
10102 function, then load the alias rather than the function itself.
10103 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10104 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10105 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10106 (mips16_build_call_stub): Replace the FN parameter with an
10107 FN_PTR parameter. Force the address into a register if it
10108 isn't a call_insn_operand; don't rely on the caller to do this.
10109 If a call to a locally-defined and locally-binding MIPS16
10110 function must be made indirectly, redirect the call to the
10111 function's local alias. Use mips16_stub_function_p,
10112 mips16_stub_function, mips_expand_call and use_reg.
10113 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10114 Use explicit %hi and %lo accesses where possible.
10115 Use MIPS_CALL to generate the correct code form of a
10116 jal instruction. Add clobbers of $18 instead of uses.
10117 Update the call to mips_emit_call_insn.
10118 (mips_expand_call): Replace the SIBCALL_P argument with a
10119 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10120 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10121 allowing it to modify the call address. Update the calls to
10122 mips_load_call_address and mips_emit_call_insn.
10123 (mips_split_call): New function.
10124 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10125 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10126 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10127 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10128 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10130 (mips_cprestore_slot): New function.
10131 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10132 and use mips_cprestore_slot.
10133 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10135 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10136 then use a copygp_mips16 instruction to set up $28.
10137 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10138 (mips16_lay_out_constants): Call split_all_insns_noflow.
10139 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10140 false if TARGET_MIPS16.
10141 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10142 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10143 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10144 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10145 MIPS16 code. Allow MIPS16 o32 PIC.
10146 (mips_override_options): Allow MIPS16 o32 PIC.
10147 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10148 after reload if TARGET_USE_GOT.
10149 (UNSPEC_COPYGP): New constant.
10150 (length): Use a default length of 8 for MIPS16 GOT loads.
10151 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10152 (*got_page<mode>): Check mips_split_hi_p.
10153 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10154 (unspec_got<mode>, unspec_call<mode>): New expanders.
10155 (load_got<mode>, load_call<mode>): Remove the length attributes.
10156 Use a got attribute instead of a type attribute.
10157 (copygp_mips16): New insn.
10158 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10159 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10160 (sibcall, sibcall_value, call, call_value): Update the calls
10161 to mips_expand_call.
10162 (call_internal, call_value_internal): Use mips_split_call.
10163 (call_value_multiple_internal): Likewise.
10164 (call_split): Move after call_internal (the insn it is split from).
10165 (call_internal_direct, call_value_internal_direct): Turn into
10166 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10167 (call_direct_split, call_value_direct_split): New patterns.
10168 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10169 and use M16_REGS instead of M16_NA_REGS.
10170 * config/mips/predicates.md (const_call_insn_operand): Replace
10171 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10172 mips_use_pic_fn_addr_reg_p check.
10173 (move_operand): Reject HIGHs if mips_split_hi_p.
10174 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10175 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10176 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10177 * config/mips/libgcc-mips16.ver: New file.
10178 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10179 $(srcdir)/config/mips/libgcc-mips16.ver.
10181 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10183 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10185 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10186 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10187 (mips16_cfun_returns_in_fpr_p): Likewise.
10189 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10191 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10192 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10193 rather than 4 to PC.
10195 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10197 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10198 (FUNCTION_PROFILER): Save the static chain pointer into $2
10199 beforehand and restore it aftewards.
10200 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10201 address directly into $25 and call the function through $25;
10202 do not clobber $3. Pad the DImode version to cover the space
10203 left by the deleted $25 <- $3 move.
10204 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10205 the removal of the $25 <- $3 move.
10206 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10207 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10209 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10210 Daniel Jacobowitz <dan@codesourcery.com>
10212 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10213 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10214 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10215 * config/mips/mips.c (mips_start_function_definition): New function.
10216 (mips_end_function_definition): Likewise.
10217 (mips_output_function_prologue): Use mips_start_function_definition.
10218 (mips_output_function_epilogue): Use mips_end_function_definition.
10219 (build_mips16_function_stub): Use mips_start_function_definition
10220 and mips_end_function_definition.
10221 (build_mips16_call_stub): Likewise.
10223 2008-08-09 Richard Guenther <rguenther@suse.de>
10225 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10226 * gimple.h (gimple_call_fn): Adjust comment.
10227 (gimple_call_set_fndecl): New function.
10228 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10229 longer having bare FUNCTION_DECL operand.
10230 (gimple_call_return_type): Likewise.
10231 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10233 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10234 (gimple_mod_pow2): Likewise.
10235 (gimple_mod_subtract): Likewise.
10236 (gimple_ic): Likewise.
10237 (gimple_stringop_fixed_value): Likewise.
10238 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10239 longer having bare FUNCTION_DECL operand.
10240 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10241 * omp-low.c (optimize_omp_library_calls): Likewise.
10242 * cgraphunit.c (update_call_expr): Likewise.
10243 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10244 (execute_convert_to_rsqrt): Likewise.
10245 * cfgexpand.c (gimple_to_tree): Simplify.
10246 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10247 bare FUNCTION_DECL operand.
10248 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10249 (convert_gimple_call): Use gimple_call_fndecl.
10250 * c-common.c (c_warn_unused_result): Likewise.
10252 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10255 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10256 (c_finish_return): Likewise.
10257 (c_start_case): Likewise.
10258 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10259 * c-parser.c (c_parser_condition): New. Call
10260 verify_sequence_points.
10261 (c_parser_paren_condition): Call c_parser_condition.
10262 (c_parser_for_statement): Call c_parser_condition.
10264 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10267 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10268 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10269 Moved from diagnostic.h
10270 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10272 (emit_diagnostic): New.
10273 (warning0, pedwarn0): Delete.
10274 (warning, warning_at, pedwarn, permerror): Return bool.
10275 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10276 Moved to diagnostic.c.
10277 (struct diagnostic_context): Use correct type for
10278 classify_diagnostic.
10279 (diagnostic_report_diagnostic): Update declaration.
10280 (emit_diagnostic): Declare.
10281 * errors.c (warning): Return bool.
10282 * errors.h (warning): Update declaration.
10283 * toplev.h (warning0, pedwarn0): Delete.
10284 (warning, warning_at, pedwarn, permerror): Return bool.
10285 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10286 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10287 inform. Update all calls.
10288 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10289 before giving informative note.
10290 (implicit_decl_warning): Likewise.
10291 * c-typeck.c (build_function_call): Likewise.
10292 * tree-sssa.c (warn_uninit): Likewise.
10293 * builtins.c (gimplify_va_arg_expr): Likewise.
10295 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10298 * doc/invoke.texi (-Wextra): Move warning from here...
10299 (-Wuninitialized): ... to here.
10301 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10304 * flags.h (set_Wunused): Delete
10305 * toplev.c (process_options): Handle Wunused flags here.
10306 * opts.c (maybe_warn_unused_parameter): Delete.
10307 (common_handle_option): Replace set_Wunused by warn_unused.
10308 (set_Wextra): Do not handle Wunused-parameter here.
10309 (set_Wunused): Delete.
10310 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10312 * common.opt (Wunused): Add Var and Init.
10313 (Wunused-function): Likewise.
10314 (Wunused-label): Likewise.
10315 (Wunused-parameter): Likewise.
10316 (Wunused-value): Likewise.
10317 (Wunused-variable): Likewise.
10319 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10321 * doc/invoke.texi: Add cpu_type power7.
10322 * config.in (HAVE_AS_VSX): New.
10323 * config.gcc: Add cpu_type power7.
10324 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10326 * configure: Regenerate.
10327 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10329 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10330 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10331 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10333 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10335 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10336 type to vectorize.builtin_conversion.
10337 (vectorizable_conversion): Likewise.
10338 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10339 integral type as input.
10340 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10342 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10343 and ALTIVEC_BUILTIN_VCTSXS.
10344 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10347 2008-08-08 Richard Guenther <rguenther@suse.de>
10349 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10350 (surely_varying_stmt_p): Calls are varying only if they are
10351 non-builtin and not indirect or have no result.
10352 (ccp_fold): Re-instantiate code before the tuples merge.
10354 2008-08-08 Richard Guenther <rguenther@suse.de>
10356 PR tree-optimization/37056
10357 * gimple.h (gimple_assign_rhs_class): New helper function.
10358 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10359 unary operations properly.
10361 2008-08-07 Jan Hubicka <jh@suse.cz>
10363 * i386.h (ix86_size_cost): Declare.
10364 (ix86_cur_cost): New function macro.
10365 * i386.md (peepholes expanding size and splitters): Predicate by
10366 optimize_insn_for_speed_p.
10367 (peepholes reduce size and splitters): Predicate by
10368 optimize_insn_for_size_p.
10369 * i386.c (ix86_size_cost): Rename from ...
10370 (size_cost): This one.
10371 (override_options): Update.
10372 (decide_alg): Likewise.
10373 (ix86_expand_clear): Use RTL profile.
10374 (ix86_pad_returns): Use RTL profile.
10376 2008-08-07 Jan Hubicka <jh@suse.cz>
10378 * recog.c (split_all_insns): Set RTL profile
10379 (peephole2_optimize): Likewise.
10380 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10381 * combine.c (combine_instructions): Likewise.
10383 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10385 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10387 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10389 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10390 value in a6 after the set_frame_ptr insn.
10392 2008-08-07 Richard Henderson <rth@redhat.com>
10395 * gcc.c (cpp_options): Pass along -g*.
10397 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10399 * config/arm/arm.c (output_move_neon): Update comment describing
10400 big-endian vector layout.
10401 (arm_assemble_integer): Do not handle big-endian NEON vectors
10403 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10404 neon_vget_lane<mode>_sext_internal,
10405 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10406 element indices for big-endian.
10408 2008-08-07 Richard Henderson <rth@redhat.com>
10410 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10411 * configure, config.in: Rebuild.
10412 * debug.h (dwarf2out_do_cfi_asm): Declare.
10413 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10414 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10415 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10416 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10418 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10420 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10421 movv2si_internal): Combine into mov<mode>_internal.
10422 (movv2si_internal_2): Remove.
10424 2008-08-07 Jan Hubicka <jh@suse.cz>
10427 * i386.md (single stringop patterns): Enable unconditionally.
10429 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10432 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10434 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10435 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10437 * config/i386/sse.md (sse2_movq128): New.
10439 * doc/extend.texi: Document __builtin_ia32_movq128.
10441 2008-08-07 Richard Guenther <rguenther@suse.de>
10443 PR middle-end/37042
10444 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10445 pointers can access anything.
10447 2008-08-06 Jan Hubicka <jh@suse.cz>
10449 * optabs.c (emit_unop_insn): Break out to ...
10450 (maybe_emit_unop_insn): ... this one.
10451 (expand_sfix_optab): Use maybe variant.
10452 * optabs.h (maybe_emit_unop_insn): Declare.
10454 * i386.md (mov0 patterns): Enable by default.
10455 (FP conversion expanders): Disable expansion of code expanding
10456 sequences when instruction should be optimized for size.
10457 (single strinop patterns): Enable when optimizing for size.
10458 (string expanders): Disable expanding of code expanding sequences
10459 when optimizning instruction for size.
10460 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10462 (ix86_fp_comparison_sahf_cost): Likewise.
10463 (ix86_expand_branch): Likewise.
10464 (ix86_expand_ashl_const): Likewise.
10465 (ix86_split_ashl): Likewise.
10466 (ix86_expand_strlen): Likewise.
10467 (ix86_emit_fp_unordered_jump): Likewie.
10469 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10471 * c-common.c: Fix typo.
10472 (c_common_reswords): Activate more C++ keyword warnings.
10474 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10476 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10479 * diagnostic.c (permerror_at): New.
10480 * toplev.h (permerror_at): Declare.
10482 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10483 Ira Rosen <irar@il.ibm.com>
10485 * tree-vect-transform.c (vect_model_simple_cost): Return
10486 immediately if stmt is pure SLP.
10487 (vect_model_store_cost): Ditto.
10488 (vect_model_load_cost): Ditto.
10489 (vectorizable_store): Remove PURE_SLP check before call
10490 to vect_model_store_cost.
10491 (vect_model_store_cost): When checking whether stmt describe
10492 strided access, add a check that it is not slp_node.
10494 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10497 * c-common.c (warn_for_sign_compare): New. Handle separately the
10498 case that 'constant' is zero.
10499 * c-typeck.c (build_binary_op): Move code to c-common.c
10501 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10503 * config/alpha/alpha.c (alpha_preferred_reload_class,
10504 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10505 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10506 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10507 * config/arm/arm.md: Likewise.
10508 * config/avr/avr-protos.h (preferred_reload_class,
10509 test_hard_reg_class, avr_simplify_comparison_p,
10510 out_shift_with_cnt, class_max_nregs): Likewise.
10511 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10512 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10513 preferred_reload_class, test_hard_reg_class): Likewise.
10514 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10515 bfin_memory_move_cost, bfin_secondary_reload,
10516 bfin_output_mi_thunk): Likewise.
10517 * config/crx/crx.c (crx_secondary_reload_class,
10518 crx_memory_move_cost): Likewise.
10519 * config/frv/frv-protos.h (frv_secondary_reload_class,
10520 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10521 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10522 frv_secondary_reload_class, frv_class_likely_spilled_p,
10523 frv_class_max_nregs): Likewise.
10524 * config/h8300/h8300.c (h8300_classify_operand,
10525 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10527 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10528 * config/ia64/ia64.c (ia64_preferred_reload_class,
10529 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10530 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10531 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10533 * config/m68hc11/m68hc11.c (preferred_reload_class,
10534 m68hc11_memory_move_cost): Likewise.
10535 * config/mcore/mcore.c (mcore_secondary_reload_class,
10536 mcore_reload_class): Likewise.
10537 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10538 mips_class_max_nregs, mips_cannot_change_mode_class,
10539 mips_preferred_reload_class, mips_secondary_reload_class,
10540 mips_output_mi_thunk): Likewise.
10541 * config/mmix/mmix.c (mmix_preferred_reload_class,
10542 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10544 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10546 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10547 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10548 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10549 * config/rs6000/rs6000.c (paired_expand_vector_init,
10550 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10551 compare_section_name, rs6000_memory_move_cost): Likewise.
10552 * config/s390/s390.c (s390_emit_compare_and_swap,
10553 s390_preferred_reload_class, s390_secondary_reload,
10554 legitimize_pic_address, legitimize_tls_address,
10555 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10556 s390_class_max_nregs): Likewise.
10557 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10558 * config/s390/s390.md: Likewise.
10559 * config/score/score-protos.h (score_secondary_reload_class,
10560 score_preferred_reload_class): Likewise.
10561 * config/score/score.c (score_preferred_reload_class,
10562 score_secondary_reload_class): Likewise.
10563 * config/score/score3.c (score3_output_mi_thunk,
10564 score3_preferred_reload_class, score3_secondary_reload_class,
10565 score3_hard_regno_mode_ok): Likewise.
10566 * config/score/score3.h (score3_preferred_reload_class,
10567 score3_secondary_reload_class): Likewise.
10568 * config/score/score7.c (score7_output_mi_thunk,
10569 score7_preferred_reload_class, score7_secondary_reload_class,
10570 score7_hard_regno_mode_ok): Likewise.
10571 * config/score/score7.h (score7_preferred_reload_class,
10572 score7_secondary_reload_class): Likewise.
10573 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10574 output_branchy_insn, add_constant, gen_block_redirect,
10575 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10576 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10577 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10578 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10579 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10580 xstormy16_preferred_reload_class): Likewise.
10581 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10582 xtensa_expand_atomic, override_options,
10583 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10585 * reorg.c (try_merge_delay_insns): Likewise.
10586 * tree.c (merge_dllimport_decl_attributes): Likewise.
10588 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10590 2008-08-06 Michael Matz <matz@suse.de>
10592 * Makefile.in (write_entries_to_file): Quote words.
10593 * gengtype.c: (read_input_line): Skip over leading white-space.
10595 2008-08-06 Marc Gauthier <marc@tensilica.com>
10597 * config.gcc: Match more processor names for Xtensa.
10598 * configure.ac: Likewise.
10599 * doc/install.texi (Specific): Likewise.
10600 * configure: Regenerate.
10602 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10604 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10605 * calls.c (avoid_likely_spilled_reg): Likewise.
10606 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10607 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10608 * config/i386/i386.c (ix86_expand_special_args_builtin,
10609 ix86_secondary_reload): Likewise.
10610 * except.c (struct eh_region, gen_eh_region_catch,
10611 remove_unreachable_regions, duplicate_eh_regions,
10612 assign_filter_values, build_post_landing_pads,
10613 sjlj_find_directly_reachable_regions, remove_eh_handler,
10614 reachable_next_level, foreach_reachable_handler,
10615 can_throw_internal_1, can_throw_external_1,
10616 collect_one_action_chain): Likewise.
10617 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10618 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10619 * function.c (update_temp_slot_address, instantiate_new_reg,
10620 instantiate_virtual_regs_in_rtx,
10621 instantiate_virtual_regs_in_insn): Likewise.
10622 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10623 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10624 gimplify_cleanup_point_expr): Likewise.
10625 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10626 * passes.c (next_pass_1): Likewise.
10627 * print-tree.c (print_node_brief, print_node): Likewise.
10628 * profile.c (branch_prob): Likewise.
10629 * tree-dump.c (dump_register): Likewise.
10630 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10632 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10633 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10634 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10635 copy_arguments_for_versioning, copy_static_chain): Likewise.
10636 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10637 add_new_name_mapping, register_new_name_mapping): Likewise.
10638 * tree-mudflap.c (mf_xform_derefs): Likewise.
10639 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10640 get_init_expr, combine_chains): Likewise.
10641 * tree-pretty-print.c (dump_generic_node): Likewise.
10642 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10643 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10644 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10645 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10647 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10649 PR middle-end/37010
10650 * calls.c (expand_call): Use the biggest preferred stack
10653 2008-08-06 Michael Matz <matz@suse.de>
10656 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10657 for reused reload, instead of overwriting them.
10659 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10661 PR middle-end/37009
10662 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10663 for incoming stack boundary.
10665 * function.c (assign_parm_find_entry_rtl): Update
10666 parm_stack_boundary.
10668 * function.h (rtl_data): Add parm_stack_boundary.
10670 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10671 parm_stack_boundary for incoming stack boundary.
10673 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10675 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10676 for unrepresentable subregs or treat them as equal to other regs
10677 or subregs with the same register number.
10679 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10681 PR middle-end/35432
10682 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10685 2008-08-06 Jan Hubicka <jh@suse.cz>
10687 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10688 frequencies might be hot.
10690 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10692 * reload.c (find_reloads): Force constants into literal pool
10693 also if they are wrapped in a SUBREG.
10695 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10698 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10699 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10700 Don't allow predicated instructions for data speculation.
10701 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10704 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10706 * haifa-sched.c (extend_global): Split to extend_global_data and
10707 extend_region_data. Update all uses.
10708 (extend_all): Rename to extend_block_data.
10710 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10712 * sched-rgn.c (new_ready): Check if instruction can be
10713 speculatively scheduled before attempting speculation.
10714 (debug_rgn_dependencies): Remove wrongful assert.
10716 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10718 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10720 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10722 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10723 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10724 va_size, and type_size.
10726 2008-08-04 Jason Merrill <jason@redhat.com>
10729 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10730 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10732 2008-08-05 Richard Henderson <rth@redhat.com>
10734 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10735 * configure: Rebuild.
10737 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10740 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10741 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10744 2008-08-05 Richard Henderson <rth@redhat.com>
10746 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10747 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10748 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10749 * common.opt (fdwarf2-cfi-asm): New.
10750 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10751 * config.in, configure: Rebuild.
10752 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10753 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10755 (dw2_force_const_mem): Externalize.
10756 * dwarf2asm.h: Update.
10757 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10758 generate a real label.
10759 (output_cfi_directive): New.
10760 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10761 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10762 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10764 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10765 (output_loc_operands_raw, output_loc_sequence_raw): New.
10766 (output_cfa_loc_raw): New.
10768 2008-08-05 Paul Brook <paul@codesourcery.com>
10770 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10771 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10772 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10773 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10774 * config/arm/arm.h (TARGET_VFPD32): Define.
10775 (TARGET_VFP3): Use TARGET_VFPD32.
10776 (fputype): Add FPUTYPE_VFP3D16.
10777 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10778 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10779 * config/arm/arm-cores.def: Add cortex-r4f.
10780 * config/arm/arm-tune.md: Regenerate.
10782 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10784 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10785 Reword some comments throughout the file.
10787 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10788 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10789 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10790 MFC_MIN_DMA_LIST_ELEMENTS.
10791 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10792 MFC_MAX_DMA_LIST_ELEMENTS.
10794 (MFC_START_ENABLE): Remove PPU-only define.
10795 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10796 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10798 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10799 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10800 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10801 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10802 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10803 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10804 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10806 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10807 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10808 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10809 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10811 (spu_read_machine_status): Fix typo.
10813 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10815 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10816 SUBREG of multi-word hard register.
10817 * config/spu/spu.c (valid_subreg): Likewise.
10818 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10820 2008-08-04 Richard Guenther <rguenther@suse.de>
10822 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10823 the candidate with the stripped base if that base is different
10824 from the original base even for offset zero.
10826 2008-08-04 Richard Guenther <rguenther@suse.de>
10828 PR middle-end/36691
10829 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10830 check for no_overflow.
10832 2008-08-04 Richard Guenther <rguenther@suse.de>
10834 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10836 2008-08-04 Paul Brook <paul@codesourcery.com>
10838 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10839 (arm_order_regs_for_local_alloc): New function.
10840 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10842 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10844 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10847 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10848 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10849 (ix86_expand_epilogue): Likewise.
10851 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10853 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10856 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10858 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10859 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10860 (*movv2sf_internal_rex64): Ditto.
10862 2008-08-03 Jan Hubicka <jh@suse.cz>
10864 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10865 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10866 * expmed.c (expand_smod_pow2): Likewise.
10868 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10871 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10872 alternative 0 of operand 1.
10873 (*vec_concatv2di_rex64_sse): Ditto.
10874 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10876 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10877 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10878 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10879 (*movv2sf_internal_rex64): Ditto.
10881 2008-08-02 Richard Guenther <rguenther@suse.de>
10884 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10885 (ssedoublesizemode): New mode attribute.
10886 (sse_shufps): Call gen_sse_shufps_v4sf.
10887 (sse_shufps_1): Macroize.
10888 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10889 (sse2_shufpd_1): Macroize.
10890 (vec_extract_odd, vec_extract_even): New expanders.
10891 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10892 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10893 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10894 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10895 (ix86_expand_vector_set): Likewise.
10896 (ix86_expand_reduc_v4sf): Likewise.
10898 2008-08-01 Doug Kwan <dougkwan@google.com>
10900 * matrix-reorg.c: Re-enable all code.
10901 (struct malloc_call_data): Change CALL_STMT to gimple type.
10902 (collect_data_for_malloc_call): Tuplify.
10903 (struct access_site_info): Change STMT to gimple type.
10904 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10905 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10906 (struct free_info): Change STMT to gimple type.
10907 (struct matrix_access_phi_node): Change PHI to gimple type.
10908 (get_inner_of_cast_expr): Remove.
10909 (may_flatten_matrices_1): Tuplify.
10910 (may_flatten_matrices): Ditto.
10911 (mark_min_matrix_escape_level): Ditto.
10912 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10913 (ssa_accessed_in_call_rhs): New
10914 (ssa_accessed_in_assign_rhs): New
10915 (record_access_alloc_site_info): Tuplify.
10916 (add_allocation_site): Ditto.
10917 (analyze_matrix_allocation_site): Ditto.
10918 (analyze_transpose): Ditto.
10919 (get_index_from_offset): Ditto.
10920 (update_type_size): Ditto.
10921 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10922 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10923 (analyze_accesses_for_phi_node): Tuplify.
10924 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10925 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10926 (analyze_matrix_accesses): Tuplify.
10927 (check_var_data): New call-back type for check_var_notmodified_p.
10928 (check_var_notmodified_p): Tuplify and use call-back struct to
10929 return statement found.
10930 (can_calculate_expr_before_stmt): Factor out statement related code
10932 (can_calculate_stmt_before_stmt): New.
10933 (check_allocation_function): Tuplify.
10934 (find_sites_in_func): Ditto.
10935 (record_all_accesses_in_func): Ditto.
10936 (transform_access_sites): Ditto.
10937 (transform_allocation_sites): Ditto.
10938 (matrix_reorg): Re-enable.
10939 (gate_matrix_reorg): Re-enable.
10941 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10943 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10944 for labels for which it hasn't been set yet. If it has been set,
10945 stop walking insns and continue with next worklist item.
10946 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10947 if the only BARRIER is at the very end of a function.
10949 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10951 * cfgexpand.c (expand_stack_alignment): Assert that
10952 stack_realign_drap and drap_rtx must match.
10954 * function.c (instantiate_new_reg): If DRAP is used to realign
10955 stack, replace virtual_incoming_args_rtx with internal arg
10958 2008-08-01 Richard Guenther <rguenther@suse.de>
10960 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10961 loop information only if we initialized it.
10962 (execute_pre): Call fini_pre with in_fre.
10963 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10964 if we do not unroll because we hit max-completely-peeled-insns.
10965 Use our estimation for consistency, do allow shrinking.
10967 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10969 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10970 with MIN_STACK_BOUNDARY.
10971 (ix86_update_stack_boundary): Likewise.
10972 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10975 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10976 (MIN_STACK_BOUNDARY): This.
10978 2008-08-01 Richard Guenther <rguenther@suse.de>
10980 PR middle-end/36997
10981 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10983 2008-08-01 Richard Guenther <rguenther@suse.de>
10985 PR tree-optimization/36988
10986 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10987 do not matter if that doesn't change volatile qualification.
10989 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10991 * configure.ac: Do not generate libada-mk. Do not subst
10992 host_cc_for_libada.
10993 * libada-mk.in: Remove.
10994 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10995 * configure: Regenerate.
10997 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10999 * tree-pass.h: Added comment about not dumping passes with name
11000 starting with star in struct opt_pass.
11001 * passes.c (register_dump_files_1): Don't do dump for a pass with
11002 name starting with star.
11003 * doc/passes.texi (Pass manager): Mention pass names and special
11004 meaning of star prefix to avoid dump.
11006 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11008 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11010 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11011 (ISA_MIPS64R2): New macro.
11012 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11013 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11014 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11015 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11016 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11017 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11018 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11019 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11020 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11021 Move up to keep list alphabetically sorted.
11022 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11023 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11025 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11026 (-march=@var{arch}): Add mips64r2.
11028 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11030 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11032 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11034 * expr.c (expand_assignment): Check for complete type.
11036 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11039 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11041 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11042 for stack alignment.
11044 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11046 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11048 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11049 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11051 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11053 PR rtl-optimization/36419
11054 * dwarf2out.c (barrier_args_size): New variable.
11055 (compute_barrier_args_size, compute_barrier_args_size_1): New
11057 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11058 if not called yet in the current function, use barrier_args_size
11059 array to find the new args_size value.
11060 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11062 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11065 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11068 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11071 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11072 (dwarf2out_stack_adjust): Use it.
11073 (dwarf2out_frame_debug_expr): Likewise.
11075 2008-07-31 Richard Guenther <rguenther@suse.de>
11077 PR tree-optimization/36978
11078 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11079 the generated condition.
11081 2008-07-31 Richard Guenther <rguenther@suse.de>
11083 * passes.c (init_optimization_passes): Always call
11084 pass_early_warn_uninitialized.
11085 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11086 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11087 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11089 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11092 * builtins.c (maybe_emit_free_warning): New function.
11093 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11094 maybe_emit_free_warning for BUILT_IN_FREE.
11097 * dwarf2out.c (get_context_die): New function.
11098 (force_decl_die, force_type_die): Use it.
11099 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11100 returns NULL, force generation of DW_TAG_typedef and put that into
11103 PR preprocessor/36649
11104 * c-pch.c (c_common_read_pch): Save and restore
11105 line_table->trace_includes across PCH restore.
11107 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11110 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11112 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11115 * final.c (call_from_call_insn): Handle COND_EXEC.
11117 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11119 * builtins.c (std_gimplify_va_arg_expr): Replace
11120 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11121 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11123 2008-07-30 Joey Ye <joey.ye@intel.com>
11124 H.J. Lu <hongjiu.lu@intel.com>
11126 * builtins.c (expand_builtin_setjmp_receiver): Replace
11127 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11128 (expand_builtin_apply_args_1): Likewise.
11129 (expand_builtin_longjmp): Need DRAP for stack alignment.
11130 (expand_builtin_apply): Likewise.
11132 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11133 instead of assign_stack_local to allow alignment reduction.
11135 * calls.c (emit_call_1): Need DRAP for stack alignment if
11137 (expand_call): Replace virtual_incoming_args_rtx with
11138 crtl->args.internal_arg_pointer.
11139 * stmt.c (expand_nl_goto_receiver): Likewise.
11141 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11142 alignment and store to stack_alignment_estimated and
11143 max_used_stack_slot_alignment.
11144 (expand_one_var): Likewise.
11145 (expand_stack_alignment): New function.
11146 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11147 and stack_alignment_estimated fields in rtl_data. Call
11148 expand_stack_alignment at end.
11150 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11151 (MAX_STACK_ALIGNMENT): Likewise.
11152 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11153 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11155 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11156 stack alignment when generating virtual registers.
11158 * function.c (assign_stack_local): Renamed to ...
11159 (assign_stack_local_1): This. Add a parameter to indicate
11160 if it is OK to reduce alignment.
11161 (assign_stack_local): Use it.
11162 (instantiate_new_reg): Instantiate virtual incoming args rtx
11163 to vDRAP if stack realignment and DRAP is needed.
11164 (assign_parms): Collect parameter/return type alignment and
11165 contribute to stack_alignment_estimated.
11166 (locate_and_pad_parm): Likewise.
11167 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11168 with crtl->args.internal_arg_pointer.
11170 * function.h (rtl_data): Add new field drap_reg,
11171 max_used_stack_slot_alignment, stack_alignment_estimated,
11172 stack_realign_needed, need_drap, stack_realign_processed and
11173 stack_realign_finalized.
11174 (stack_realign_fp): New macro.
11175 (stack_realign_drap): Likewise.
11177 * global.c (compute_regsets): Frame pointer is needed when
11178 stack is realigned. Can eliminate frame pointer when stack is
11179 realigned and dynamic realigned argument pointer isn't used.
11181 * reload1.c (update_eliminables): Frame pointer is needed
11182 when stack is realigned.
11183 (init_elim_table): Can eliminate frame pointer when stack is
11184 realigned and dynamic realigned argument pointer isn't used.
11186 * rtl.h (assign_stack_local_1): Declare new funtion.
11188 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11189 (TARGET_GET_DRAP_RTX): Likewise.
11190 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11191 TARGET_GET_DRAP_RTX.
11193 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11195 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11196 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11198 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11199 H.J. Lu <hongjiu.lu@intel.com>
11201 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11202 vdrap_reg, stack_realign and drap_reg_saved.
11203 (add_cfi): Don't allow redefining CFA when DRAP is used.
11204 (reg_save): Handle stack alignment.
11205 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11206 alignment. Don't generate DWARF information for (set fp sp)
11208 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11210 (int_loc_descriptor): Move prototype forward. Also define if
11211 DWARF2_UNWIND_INFO is true.
11212 (output_cfa_loc): Handle DW_CFA_expression.
11213 (build_cfa_aligned_loc): New.
11214 (based_loc_descr): Update assert for stack realign. For local
11215 variables, use sp+offset when stack is aligned without drap and
11216 fp+offset when stack is aligned with drap. For arguments, use
11217 cfa+offset when drap is used to align stack.
11219 2008-07-30 Joey Ye <joey.ye@intel.com>
11220 H.J. Lu <hongjiu.lu@intel.com>
11222 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11224 (ix86_gen_andsp): New.
11225 (ix86_user_incoming_stack_boundary): Likewise.
11226 (ix86_default_incoming_stack_boundary): Likewise.
11227 (ix86_incoming_stack_boundary): Likewise.
11228 (ix86_can_eliminate): Likewise.
11229 (find_drap_reg): Likewise.
11230 (ix86_update_stack_boundary): Likewise.
11231 (ix86_get_drap_rtx): Likewise.
11232 (ix86_finalize_stack_realign_flags): Likewise.
11233 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11234 (TARGET_GET_DRAP_RTX): Likewise.
11235 (override_options): Overide option value for new options.
11236 (ix86_function_ok_for_sibcall): Remove check for
11237 force_align_arg_pointer.
11238 (ix86_handle_cconv_attribute): Likewise.
11239 (ix86_function_regparm): Likewise.
11240 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11241 (ix86_va_start): Replace virtual_incoming_args_rtx with
11242 crtl->args.internal_arg_pointer.
11243 (ix86_select_alt_pic_regnum): Check DRAP register.
11244 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11245 (ix86_compute_frame_layout): Compute frame layout wrt stack
11247 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11248 (ix86_expand_prologue): Decide if stack realignment is needed
11249 and generate prologue code accordingly.
11250 (ix86_expand_epilogue): Generate epilogue code wrt stack
11251 realignment is really needed or not.
11253 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11254 (ABI_STACK_BOUNDARY): Likewise.
11255 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11256 (STACK_REALIGN_DEFAULT): Likewise.
11257 (INCOMING_STACK_BOUNDARY): Likewise.
11258 (MAX_STACK_ALIGNMENT): Likewise.
11259 (ix86_incoming_stack_boundary): Likewise.
11260 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11261 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11262 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11263 (machine_function): Remove force_align_arg_pointer.
11265 * config/i386/i386.md (BX_REG): New.
11266 (R13_REG): Likewise.
11268 * config/i386/i386.opt (mforce_drap): New.
11269 (mincoming-stack-boundary): Likewise.
11270 (mstackrealign): Add Init(-1).
11272 * config/i386/i386-protos.h (ix86_can_eliminate): New
11274 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11276 * doc/extend.texi: Update force_align_arg_pointer.
11278 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11281 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11282 (INCOMING_STACK_BOUNDARY): Likewise.
11283 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11284 (TARGET_GET_DRAP_RTX): Likewise.
11286 2008-07-30 Andreas Schwab <schwab@suse.de>
11288 PR rtl-optimization/36929
11289 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11290 add_insn_before and fix argument order.
11291 (replace_inc_dec_mem): Handle NULL rtx.
11293 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11295 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11297 (arm_compute_initial_elimination_offset): Use it.
11298 (arm_compute_save_reg_mask): Include static chain save slot when
11299 calculating alignment.
11300 (arm_get_frame_offsets): Ditto.
11301 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11302 that we can use to decrement the stack when the stack decrement
11303 could be too big for an immediate value in a single insn.
11304 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11306 2008-07-30 Richard Guenther <rguenther@suse.de>
11308 PR tree-optimization/36967
11309 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11310 Release defs of statements we remove.
11312 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11314 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11315 instead of NULL_RTVEC.
11317 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11321 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11324 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11326 * final.c (call_from_call_insn): New.
11327 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11329 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11331 * configure.ac: Substitute ADA_CFLAGS.
11332 * configure: Regenerate.
11333 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11334 * Makefile.in: Remove mention of X_* variables.
11335 * config/pa/x-ada-hpux10: Remove.
11336 * config/pa/x-ada: Remove.
11338 * doc/fragments.texi: Update.
11340 2008-07-30 Olivier Hainque <hainque@adacore.com>
11342 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11343 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11344 __dso_handle explicitly here.
11346 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11349 * c-typeck.c (build_binary_op): Encapsulate code into...
11350 * c-common.c (shorten_binary_op): ...this new function.
11351 (conversion_warning): Use the new function. Handle non-negative
11352 constant in bitwise-and.
11353 * c-common.h (shorten_binary_op): Declare.
11355 2008-07-30 Olivier Hainque <hainque@adacore.com>
11357 * scan.c (make_sstring_space): Add explicit conversions of
11358 allocator's return value.
11359 * fix-header.c (recognized_function): Likewise.
11361 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11363 * doc/cpp.texi: Update to GFDL 1.2.
11364 * doc/gcc.texi: Do not list GPL as Invariant Section.
11365 * doc/gccint.texi: Likewise. Update copyright years.
11366 * doc/install.texi: Update copyright years.
11368 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11371 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11372 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11374 2008-07-29 Jan Hubicka <jh@suse.cz>
11376 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11377 (grokdeclarator): Likewise.
11378 * langhooks.c (lhd_warn_unused_global_decl): Use
11379 DECL_DECLARED_INLINE_P.
11380 * print-tree.c (print_node): Remove DECL_INLINE check.
11382 2008-07-29 Richard Guenther <rguenther@suse.de>
11384 PR tree-optimization/36945
11385 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11387 Record invariant addresses un-decomposed.
11388 (copy_reference_ops_from_call): Record reference call
11389 arguments properly. Simplify.
11390 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11391 helper split out from ...
11392 (create_component_ref_by_pieces): ... here. Simplify.
11393 Prepare for recursive invocation for call arguments.
11394 (create_expression_by_pieces): Adjust call to
11395 create_component_ref_by_pieces.
11396 (compute_avail): Process operand 2 of reference ops.
11398 2008-07-29 Richard Guenther <rguenther@suse.de>
11400 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11402 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11404 * c-format.c (check_format_types): Revert unwanted checkin.
11406 2008-07-29 Jan Hubicka <jh@suse.cz>
11408 * flags.h (flag_really_no_inline): Remove.
11409 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11410 * toplev.c (flag_really_no_inline): Remove.
11411 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11412 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11413 (cgraph_decide_inlining_incrementally): Likewise.
11414 (compute_inline_parameters): Likewise.
11415 * opts.c (decode_options): Simplify.
11416 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11417 * common.opt (finline): Initialize to 1.
11418 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11420 2008-07-29 Jan Hubicka <jh@suse.cz>
11422 * predict.c (always_optimize_for_size_p): New function.
11423 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11424 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11425 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11427 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11428 * function.c (prepare_function_start): Set default profile.
11429 * function.h (rtl_data): Add maybe_hot_insn_p.
11430 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11431 (construct_exit_block): Likewise.
11432 (tree_expand_cfg): Likewise.
11434 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11435 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11436 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11437 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11440 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11443 * c-decl.c (merge_decls): Merge USED flags.
11445 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11447 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11448 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11449 next_stack, lab_false and lab_over trees.
11451 2008-07-28 Richard Guenther <rguenther@suse.de>
11453 PR tree-optimization/36957
11454 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11455 (useless_type_conversion_p): Remove.
11456 (types_compatible_p): Remove.
11457 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11458 (useless_type_conversion_p): Declare.
11459 (types_compatible_p): Declare.
11460 (gimple_expr_type): Return the base type only if it is
11461 trivially convertible to the subtype.
11463 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11465 * configure.ac: Use the m4_do macro to concatenate the warnings into
11466 one string in ACX_PROG_CC_WARNING_OPTS,
11467 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11468 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11469 * configure: Regenerate.
11471 2008-07-28 Richard Guenther <rguenther@suse.de>
11473 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11474 (insert_fake_stores): Remove.
11475 (realify_fake_stores): Likewise.
11476 (execute_pre): Remove dead code.
11477 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11478 (find_func_aliases): Deal with it here instead.
11479 Re-enable gcc_unreachable call.
11481 2008-07-28 Richard Guenther <rguenther@suse.de>
11483 Merge from gimple-tuples-branch.
11485 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11486 * gimple.def: New file.
11487 * gsstruct.def: Likewise.
11488 * gimple-iterator.c: Likewise.
11489 * gimple-pretty-print.c: Likewise.
11490 * tree-gimple.c: Removed. Merged into ...
11491 * gimple.c: ... here. New file.
11492 * tree-gimple.h: Removed. Merged into ...
11493 * gimple.h: ... here. New file.
11495 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11496 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11497 --enable-checking=gimple flag.
11498 * config.in: Likewise.
11499 * configure: Regenerated.
11501 * tree-ssa-operands.h: Tuplified.
11502 * tree-vrp.c: Likewise.
11503 * tree-loop-linear.c: Likewise.
11504 * tree-into-ssa.c: Likewise.
11505 * tree-ssa-loop-im.c: Likewise.
11506 * tree-dump.c: Likewise.
11507 * tree-complex.c: Likewise.
11508 * cgraphbuild.c: Likewise.
11509 * tree-ssa-threadupdate.c: Likewise.
11510 * tree-ssa-loop-niter.c: Likewise.
11511 * tree-pretty-print.c: Likewise.
11512 * tracer.c: Likewise.
11513 * gengtype.c: Likewise.
11514 * tree-loop-distribution.c: Likewise.
11515 * tree-ssa-loop-unswitch.c: Likewise.
11516 * cgraph.c: Likewise.
11517 * cgraph.h: Likewise.
11518 * tree-ssa-loop-manip.c: Likewise.
11519 * value-prof.c: Likewise.
11520 * tree-ssa-loop-ch.c: Likewise.
11521 * tree-tailcall.c: Likewise.
11522 * value-prof.h: Likewise.
11523 * tree.c: Likewise.
11524 * tree.h: Likewise.
11525 * tree-pass.h: Likewise.
11526 * ipa-cp.c: Likewise.
11527 * tree-scalar-evolution.c: Likewise.
11528 * tree-scalar-evolution.h: Likewise.
11529 * target.h: Likewise.
11530 * lambda-mat.c: Likewise.
11531 * tree-phinodes.c: Likewise.
11532 * diagnostic.h: Likewise.
11533 * builtins.c: Likewise.
11534 * tree-ssa-alias-warnings.c: Likewise.
11535 * cfghooks.c: Likewise.
11536 * fold-const.c: Likewise.
11537 * cfghooks.h: Likewise.
11538 * omp-low.c: Likewise.
11539 * tree-ssa-dse.c: Likewise.
11540 * ipa-reference.c: Likewise.
11541 * tree-ssa-uncprop.c: Likewise.
11542 * toplev.c: Likewise.
11543 * tree-gimple.c: Likewise.
11544 * tree-gimple.h: Likewise.
11545 * tree-chrec.c: Likewise.
11546 * tree-chrec.h: Likewise.
11547 * tree-ssa-sccvn.c: Likewise.
11548 * tree-ssa-sccvn.h: Likewise.
11549 * cgraphunit.c: Likewise.
11550 * tree-ssa-copyrename.c: Likewise.
11551 * tree-ssa-ccp.c: Likewise.
11552 * tree-ssa-loop-ivopts.c: Likewise.
11553 * tree-nomudflap.c: Likewise.
11554 * tree-call-cdce.c: Likewise.
11555 * ipa-pure-const.c: Likewise.
11556 * c-format.c: Likewise.
11557 * tree-stdarg.c: Likewise.
11558 * tree-ssa-math-opts.c: Likewise.
11559 * tree-ssa-dom.c: Likewise.
11560 * tree-nrv.c: Likewise.
11561 * tree-ssa-propagate.c: Likewise.
11562 * ipa-utils.c: Likewise.
11563 * tree-ssa-propagate.h: Likewise.
11564 * tree-ssa-alias.c: Likewise.
11565 * gimple-low.c: Likewise.
11566 * tree-ssa-sink.c: Likewise.
11567 * ipa-inline.c: Likewise.
11568 * c-semantics.c: Likewise.
11569 * dwarf2out.c: Likewise.
11570 * expr.c: Likewise.
11571 * tree-ssa-loop-ivcanon.c: Likewise.
11572 * predict.c: Likewise.
11573 * tree-ssa-loop.c: Likewise.
11574 * tree-parloops.c: Likewise.
11575 * tree-ssa-address.c: Likewise.
11576 * tree-ssa-ifcombine.c: Likewise.
11577 * matrix-reorg.c: Likewise.
11578 * c-decl.c: Likewise.
11579 * tree-eh.c: Likewise.
11580 * c-pretty-print.c: Likewise.
11581 * lambda-trans.c: Likewise.
11582 * function.c: Likewise.
11583 * langhooks.c: Likewise.
11584 * ebitmap.h: Likewise.
11585 * tree-vectorizer.c: Likewise.
11586 * function.h: Likewise.
11587 * langhooks.h: Likewise.
11588 * tree-vectorizer.h: Likewise.
11589 * ipa-type-escape.c: Likewise.
11590 * ipa-type-escape.h: Likewise.
11591 * domwalk.c: Likewise.
11592 * tree-if-conv.c: Likewise.
11593 * profile.c: Likewise.
11594 * domwalk.h: Likewise.
11595 * tree-data-ref.c: Likewise.
11596 * tree-data-ref.h: Likewise.
11597 * tree-flow-inline.h: Likewise.
11598 * tree-affine.c: Likewise.
11599 * tree-vect-analyze.c: Likewise.
11600 * c-typeck.c: Likewise.
11601 * gimplify.c: Likewise.
11602 * coretypes.h: Likewise.
11603 * tree-ssa-phiopt.c: Likewise.
11604 * calls.c: Likewise.
11605 * tree-ssa-coalesce.c: Likewise.
11606 * tree.def: Likewise.
11607 * tree-dfa.c: Likewise.
11608 * except.c: Likewise.
11609 * except.h: Likewise.
11610 * cfgexpand.c: Likewise.
11611 * tree-cfgcleanup.c: Likewise.
11612 * tree-ssa-pre.c: Likewise.
11613 * tree-ssa-live.c: Likewise.
11614 * tree-sra.c: Likewise.
11615 * tree-ssa-live.h: Likewise.
11616 * tree-predcom.c: Likewise.
11617 * lambda.h: Likewise.
11618 * tree-mudflap.c: Likewise.
11619 * ipa-prop.c: Likewise.
11620 * print-tree.c: Likewise.
11621 * tree-ssa-copy.c: Likewise.
11622 * ipa-prop.h: Likewise.
11623 * tree-ssa-forwprop.c: Likewise.
11624 * ggc-page.c: Likewise.
11625 * c-omp.c: Likewise.
11626 * tree-ssa-dce.c: Likewise.
11627 * tree-vect-patterns.c: Likewise.
11628 * tree-ssa-ter.c: Likewise.
11629 * tree-nested.c: Likewise.
11630 * tree-ssa.c: Likewise.
11631 * lambda-code.c: Likewise.
11632 * tree-ssa-loop-prefetch.c: Likewise.
11633 * tree-inline.c: Likewise.
11634 * tree-inline.h: Likewise.
11635 * tree-iterator.c: Likewise.
11636 * tree-optimize.c: Likewise.
11637 * tree-ssa-phiprop.c: Likewise.
11638 * tree-vect-transform.c: Likewise.
11639 * tree-object-size.c: Likewise.
11640 * tree-outof-ssa.c: Likewise.
11641 * cfgloop.c: Likewise.
11642 * system.h: Likewise.
11643 * tree-profile.c: Likewise.
11644 * cfgloop.h: Likewise.
11645 * c-gimplify.c: Likewise.
11646 * c-common.c: Likewise.
11647 * tree-vect-generic.c: Likewise.
11648 * tree-flow.h: Likewise.
11649 * c-common.h: Likewise.
11650 * basic-block.h: Likewise.
11651 * tree-ssa-structalias.c: Likewise.
11652 * tree-switch-conversion.c: Likewise.
11653 * tree-ssa-structalias.h: Likewise.
11654 * tree-cfg.c: Likewise.
11655 * passes.c: Likewise.
11656 * ipa-struct-reorg.c: Likewise.
11657 * ipa-struct-reorg.h: Likewise.
11658 * tree-ssa-reassoc.c: Likewise.
11659 * cfgrtl.c: Likewise.
11660 * varpool.c: Likewise.
11661 * stmt.c: Likewise.
11662 * tree-ssanames.c: Likewise.
11663 * tree-ssa-threadedge.c: Likewise.
11664 * langhooks-def.h: Likewise.
11665 * tree-ssa-operands.c: Likewise.
11666 * config/alpha/alpha.c: Likewise.
11667 * config/frv/frv.c: Likewise.
11668 * config/s390/s390.c: Likewise.
11669 * config/m32c/m32c.c: Likewise.
11670 * config/m32c/m32c-protos.h: Likewise.
11671 * config/spu/spu.c: Likewise.
11672 * config/sparc/sparc.c: Likewise.
11673 * config/i386/i386.c: Likewise.
11674 * config/sh/sh.c: Likewise.
11675 * config/xtensa/xtensa.c: Likewise.
11676 * config/stormy16/stormy16.c: Likewise.
11677 * config/ia64/ia64.c: Likewise.
11678 * config/rs6000/rs6000.c: Likewise.
11679 * config/pa/pa.c: Likewise.
11680 * config/mips/mips.c: Likewise.
11682 2008-07-28 Simon Baldwin <simonb@google.com>
11684 * c-pragma.c (handle_pragma_message): New function.
11685 (init_pragma): Register handle_pragma_message.
11686 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11689 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11691 PR tree-optimization/35252
11692 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11693 REALPART_EXPR to be considered as same load operation.
11695 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11697 PR tree-optimization/36830
11698 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11699 (expressions_equal_p): Return false if only one operand is null.
11701 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11703 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11704 version requirements.
11706 2008-07-26 Olivier Hainque <hainque@adacore.com>
11708 * collect2.c (symkind): New enum. Symbol kinds we care about.
11709 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11710 code and head comment accordingly.
11711 (scan_prog_file): Use symkind names instead of bare integers.
11713 2008-07-25 Jan Hubicka <jh@suse.cz>
11715 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11717 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11718 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11719 * dojump.c (clear_pending_stack_adjust): Likewise.
11720 * print-tree.c (print_node): Ignore DECL_INLINE.
11721 * tree-inline.c (inlinable_function_p): Likewise.
11723 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11725 * doc/extend.texi (hot attribute): Document that the hot attribute
11726 turns on -O3 for some ports.
11727 (cold attribute): Document that the cold attribute turns on -Os
11730 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11731 reflect function specific option support.
11733 * target.h (struct target_option_hooks): Add fields to say whether
11734 the cold attribute implies -Os and the hot attribute implies -O3.
11736 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11737 By default, do not turn on -Os for cold functions.
11738 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11739 not turn on -O3 for hot functions.
11741 * c-common.c (handle_hot_attribute): Use target hook to determine
11742 if hot functions should enable -O3.
11743 (handle_cold_attribute): Use target hook to determine if cold
11744 functions should enable -Os.
11746 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11747 (override_options): Move disable scheduling to
11748 optimization_options.
11749 (optimization_options): Disable scheduling here, not
11751 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11752 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11754 * config/ia64/ia64.c (ia64_override_options): Move setting
11755 scheduling flags to ia64_optimization_options.
11756 (ia64_optimization_options): Disable scheduling options here, and
11757 not in ia64_override_options.
11758 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11759 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11761 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11764 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11766 2008-07-25 Martin Jambor <mjambor@suse.cz>
11768 PR tree-optimization/36926
11769 * ipa-prop.c (ipa_analyze_call_uses): Call
11770 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11772 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11774 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11775 movv2si_internal): Add mem = reg alternative.
11777 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11780 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11781 DEFAULT_PCC_STRUCT_RETURN to 127.
11783 2008-07-24 Jan Hubicka <jh@suse.cz>
11785 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11786 (build_cgraph_edges): Likewise.
11787 * cgraph.c (cgraph_node): Do not update assembler hash.
11788 (cgraph_remove_node): Drop non-unit-at-a-time code.
11789 * tree-pass.h (pass_O0_always_inline): Remove.
11790 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11791 * toplev.c (process_options): Flag unit-at-a-time does not imply
11792 no section anchors.
11793 * cgraphunit.c: Update comments.
11794 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11795 (cgraph_assemble_pending_functions): Remove.
11796 (cgraph_reset_node): Drop non-unit-at-a-time code.
11797 (cgraph_finalize_function): Likewise.
11798 (cgraph_analyze_function): Likewise.
11799 (cgraph_finalize_compilation_unit): Likewise.
11800 (cgraph_expand_function): Likewise.
11801 (cgraph_optimize): Likesise.
11802 (save_inline_function_body): Likewise.
11803 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11804 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11805 * ipa-inline.c: Update comments.
11806 (enum inlining_mode): remove INLINE_SPEED.
11807 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11808 (cgraph_mark_inline_edge): Likewise.
11809 (try_inline): Likewise.
11810 (cgraph_decide_inlining_incrementally): Likewise.
11811 (cgraph_gate_inlining): Remove.
11812 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11813 (cgraph_gate_early_inlining): Likewise.
11814 (gate_inline_passes): Remove.
11815 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11816 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11817 pass_O0_always_inline): Remove.
11818 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11819 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11820 * opts.c (no_unit_at_a_time_default): Remove.
11821 (decode_options): Remove flag_unit_at_a_time reset and warning.
11822 * opts.h (no_unit_at_a_time_default): Remove.
11823 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11824 early in GNU dialect.
11825 (merge_decls): Update comment; drop unit-at-a-time check.
11826 (finish_decl): Likewise.
11827 (grok_declaration): Remove flag_inline_trees code.
11828 (finish_functions): Return on function returning non-void on all
11830 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11831 * cfgexpand.c (expand_one_static_var): Remove.
11832 (expand_one_var): Remove expand_one_static_var call.
11833 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11834 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11835 and flag_unit_at_a-time compatibility checks.
11836 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11837 * tree-inline.c (flag_inline_trees): Remove.
11838 (inlinable_function_p): Don't check it.
11839 (expand_call_inline): Remove non-unit-at-a-time code.
11840 * tree-inline.h (flag_inline_trees): Remove.
11841 * tree-optimize.c (execute_early_local_optimizations): Remove
11842 unit-at-a-time checks.
11843 (tree_rest_of_compilation): Likewise.
11844 * combine.c (setup_incoming_promotions): Likewise.
11845 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11846 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11847 * passes.c (pass_inline_parameters): Update comments; remove
11848 O0_alwaysinline pass.
11849 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11850 (execute_one_pass): Likewise.
11851 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11852 (ix86_function_sseregparm): Likewise.
11853 * arm.c (arm_function_in_section_p): Likewise.
11854 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11855 * varpool.c: Update comments.
11856 (decide_is_variable_needed): Remove unit-at-a-time checks.
11857 (varpool_finalize_decl): Likewise.
11859 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11861 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11862 to 2 instead of -1.
11863 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11865 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11867 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11868 imp symbol extension.
11870 2008-07-23 Ian Lance Taylor <iant@google.com>
11872 * tree-vrp.c (infer_value_range): Ignore asm statements when
11873 looking for memory accesses for -fdelete-null-pointer-checks.
11875 2008-07-24 Ben Elliston <bje@au.ibm.com>
11877 * config/spu/spu-c.c (__vector_keyword): New variable.
11878 (vector_keyword): Likewise.
11879 (spu_categorize_keyword): New function.
11880 (spu_macro_to_expand): Likewise.
11881 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11882 compiling an ISO C dialect.
11884 2008-07-24 Ben Elliston <bje@au.ibm.com>
11886 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11887 conventional usage.
11889 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11891 * configure: Regenerate.
11892 * configure.ac: Require texinfo 4.7.
11893 * doc/install.texi: Document texinfo 4.7 requirement.
11895 2008-07-23 Martin Jambor <mjambor@suse.cz>
11897 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11898 rather than for DECL_SAVED_TREE.
11899 * ipa-prop.c: Include diagnostic.h.
11900 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11902 (ipa_detect_param_modifications): Function rewritten from scratch.
11903 (ipa_compute_jump_functions): Changed accesses to modification flags.
11904 (ipa_free_node_params_substructures): Update flags destruction.
11905 (ipa_node_duplication_hook): Update flags duplication.
11906 (ipa_print_all_params_modified): Updated flag access.
11907 * ipa-prop.h (struct ipa_param_flags): New structure.
11908 (struct ipa_node_params): New field modification_analysis_done,
11909 modified_flags changed into param_flags.
11910 (ipa_is_ith_param_modified): Changed to use new flags.
11911 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11913 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11914 ipa-cp.c and split into two functions.
11915 (ipa_print_node_jump_functions): New function.
11916 (compute_scalar_jump_functions): New function.
11917 (type_like_member_ptr_p): New function.
11918 (compute_pass_through_member_ptrs): New function.
11919 (fill_member_ptr_cst_jump_function): New function.
11920 (determine_cst_member_ptr): New function.
11921 (compute_cst_member_ptr_arguments): New function.
11922 (ipa_compute_jump_functions): Complete rewrite.
11923 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11924 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11925 (struct ipa_member_ptr_cst): New structure.
11926 (union jump_func_value): New field member_cst.
11927 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11928 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11929 jump function types.
11930 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11931 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11932 instead of ipcp_print_all_jump_functions.
11933 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11934 only for replacable scalars.
11936 * doc/invoke.texi (Optimize options): Add description of
11937 -findirect-inlining.
11938 * common.opt (flag_indirect_inlining): New flag.
11939 * opts.c (decode_options): Set flag_indirect_inlining when
11942 * ipa-inline.c: Include ipa-prop.h.
11943 (inline_indirect_intraprocedural_analysis): New function.
11944 (inline_generate_summary): Allocate parameter and argument info
11945 structures, call inline_indirect_intraprocedural_analysis on each
11946 node when doing indirect inlining and deallocate indirect inlining
11947 data structures in the end.
11948 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11949 (free_all_ipa_structures_after_iinln): New function.
11950 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11952 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11954 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11955 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11956 of computing the frequency separately.
11957 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11958 of computing the frequency separately.
11959 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11960 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11961 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11962 (ipa_get_stmt_member_ptr_load_param): New function.
11963 (ipa_is_ssa_with_stmt_def): New function.
11964 (ipa_note_param_call): New function.
11965 (ipa_analyze_call_uses): New function.
11966 (ipa_analyze_stmt_uses): New function.
11967 (ipa_analyze_params_uses): New function.
11968 (ipa_free_node_params_substructures): Also free the param_calls linked
11970 (ipa_node_duplication_hook): Also duplicate the param_calls
11972 (ipa_print_node_param_flags): New function.
11973 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11974 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11975 * ipa-prop.h (struct ipa_param_flags): New field called.
11976 (struct ipa_param_call_note): New structure.
11977 (struct ipa_node_params): New fields param_calls and
11978 uses_analysis_done.
11979 (ipa_is_ith_param_called): New function.
11980 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11981 ipa_analyze_params_uses and dump parameter flags.
11983 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11984 ipa_propagate_indirect_call_infos if performing indirect inlining,
11985 pass a new parameter new_edges to it.
11986 (add_new_edges_to_heap): New fucntion.
11987 (cgraph_decide_inlining_of_small_functions): New vector
11988 new_indirect_edges for newly found indirect edges , call
11989 ipa_propagate_indirect_call_infos after inlining.
11990 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11991 inlining if performing indirect inlining. Call
11992 free_all_ipa_structures_after_iinln when doing so too.
11993 (inline_generate_summary): Do not call
11994 free_all_ipa_structures_after_iinln here.
11995 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11996 (print_edge_addition_message): New function.
11997 (update_call_notes_after_inlining): New function.
11998 (propagate_info_to_inlined_callees): New function.
11999 (ipa_propagate_indirect_call_infos): New function.
12000 * ipa-prop.h: Include cgraph.h
12001 (struct ipa_param_call_note): Fields reordered, new field processed.
12002 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12003 flag indirect_call.
12004 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12005 rediscovered call statements.
12006 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12007 (dump_cgraph_node): Dump also the indirect_call flag.
12008 (cgraph_clone_edge): Copy also the indirect_call flag.
12009 * tree-inline.c (copy_bb): Do not check for fndecls from call
12010 expressions, check for edge availability when moving clones.
12011 (get_indirect_callee_fndecl): New function.
12012 (expand_call_inline): If callee declaration is not apprent from
12013 the statement, try calling get_indirect_callee_fndecl. Do not
12014 issue warnings or call sorry when not inlinings an indirect edge.
12015 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12017 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12018 bit more frandly to matching.
12019 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12020 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12021 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12023 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12026 * opth-gen.awk: Suppress function specific features when building
12028 * optc-gen.awk: Ditto.
12030 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12033 * diagnostic.c (pedwarn): Add opt parameter.
12035 * c-tree.h (pedwarn_init): Add opt parameter.
12036 (pedwarn_c90): Likewise.
12037 (pedwarn_c99): Likewise.
12038 * c-errors.c (pedwarn_c99): Likewise.
12039 (pedwarn_c90): Likewise.
12040 * toplev.h (pedwarn): Update declaration.
12041 (pedwarn0): Declare.
12042 * c-lex.c: All calls to pedwarn changed.
12043 * builtins.c: All calls to pedwarn changed.
12044 * toplev.c: All calls to pedwarn changed.
12045 * c-decl.c: All calls to pedwarn changed.
12046 * c-typeck.c: All calls to pedwarn changed.
12047 * c-common.c: All calls to pedwarn changed.
12048 * c-parser.c: All calls to pedwarn changed.
12050 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12051 Karthik Kumar <karthikkumar@gmail.com>
12053 * attribs.c (file scope): Include c-common.h.
12054 (decl_attributes): Add support for #pragma GCC optimize and
12055 #pragma GCC option.
12057 * targhooks.c (default_can_inline_p): New function that is the
12058 default for the TARGET_CAN_INLINE_P target hook.
12060 * targhooks.h (default_can_inline_p): Add declaration.
12062 * tree.c (cl_optimization_node): New static tree for building
12063 OPTIMIZATION_NODE tree.
12064 (cl_target_option_node): New static tree for building
12065 TARGET_OPTION_NODE tree.
12066 (cl_option_hash_table): New hash table for hashing
12067 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12068 (cl_option_hash_hash): New function to provide the hash value for
12069 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12070 (cl_option_hash_eq): New function to provide an equality test for
12071 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12072 (tree_code_size): Add support for OPTIMIZATION_NODE and
12073 TARGET_OPTION_NODE trees.
12074 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12075 TARGET_OPTION_NODE trees.
12076 (build_optimization_node): Build a tree that has all of the
12077 current optimization options.
12078 (build_target_option_node): Build a tree that has the target
12079 options that might be changed on a per function basis.
12081 * tree.h (file scope): Include options.h.
12082 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12083 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12084 (TREE_OPTIMIZATION): Ditto.
12085 (TREE_TARGET_SPECIFIC): Ditto.
12086 (struct tree_function_decl): Add fields for remembering the
12087 current optimization options and target specific options.
12088 (struct tree_optimization_option): New tree variant that remembers
12089 the optimization options.
12090 (struct tree_target_option): New tree variant that remembers the
12091 target specific flags that might change for compiling a particular
12093 (union tree_node): Include tree_optimization_option and
12094 tree_target_option fields.
12095 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12096 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12097 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12098 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12099 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12100 optimization and target options.
12101 (optimization_default_node): New macro to refer to global_trees
12103 (optimization_current_node): Ditto.
12104 (optimization_cold_node): Ditto.
12105 (optimization_hot_node): Ditto.
12106 (target_option_default_node): Ditto.
12107 (target_option_current_node): Ditto.
12108 (current_option_pragma): Ditto.
12109 (current_optimize_pragma): Ditto.
12111 * target.h (struct gcc_target): Add valid_option_attribute_p,
12112 target_option_save, target_option_restore, target_option_print,
12113 target_option_pragma_parse, and can_inline_p hooks.
12115 * toplev.h (parse_optimize_options): Add declaration.
12116 (fast_math_flags_struct_set_p): Ditto.
12118 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12119 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12122 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12123 tree_can_inline_p hook to see if one function can inline another.
12124 (cgraph_decide_inlining): Ditto.
12125 (cgraph_decide_inlining_incrementally): Ditto.
12127 * opts.c (decode_options): Add support for running multiple times
12128 to allow functions with different target or optimization options
12129 than was specified on the command line.
12130 (fast_math_flags_struct_set_p): New function that is similar to
12131 fast_math_flags_set_p, except it uses the values in the
12132 cl_optimization structure instead of global variables.
12134 * optc-gen.awk: Add support for TargetSave to allow a back end to
12135 declare new fields that need to be saved when using function
12136 specific options. Include flags.h and target.h in the options.c
12137 source. Add support for Save to indicate which options can be set
12138 for individual functions. Generate cl_optimize_save,
12139 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12140 cl_target_option_restore, cl_target_option_print functions to
12141 allow functions to use different optimization or target options.
12143 * opt-functions.awk (var_type_struct): Return the type used for
12144 storing the field in a structure.
12146 * opth-gen.awk: Add support for TargetSave to allow a back end to
12147 declare new fields that need to be saved when using function
12148 specific options. Add support for Save to indicate which options
12149 can be set for individual functions. Only generate one extern for
12150 Mask fields. Generate cl_optimization and cl_target_option
12151 structures to remember optimization and target options.
12153 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12154 collecting new tree nodes.
12155 (TS_TARGET_OPTION): Ditto.
12157 * c-decl.c (merge_decls): Merge function specific target and
12158 optimization options.
12160 * function.c (invoke_set_current_function_hook): If the function
12161 uses different optimization options, change the global variables
12164 * coretypes.h (struct cl_optimization): Add forward reference.
12165 (struct cl_target_option): Ditto.
12167 * c-pragma.c (option_stack): New static vector to remember the
12168 current #pragma GCC option stack.
12169 (handle_pragma_option): New function to support #pragma GCC option
12170 to change target options.
12171 (optimize_stack): New static vector to remember the current
12172 #pragma GCC optimize stack.
12173 (handle_pragma_optimize): New function to support #pragma GCC
12174 optimize to change optimization options.
12175 (init_pragma): Add support for #pragma GCC optimize and #pragma
12178 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12179 optimization options.
12180 (TARGET_OPTION_NODE): New tree code for remembering certain target
12183 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12184 TARGET_OPTION_NODE trees.
12186 * common.opt (-O): Add Optimization flag.
12188 (-fmath-errno): Ditto.
12189 (-falign-functions): Add UInteger flag to make sure flag gets full
12190 int in cl_optimization structure.
12191 (-falign-jumps): Ditto.
12192 (-falign-labels): Ditto.
12193 (-falign-loops): Ditto.
12194 (-fsched-stalled-insns): Ditto.
12195 (-fsched-stalled-insns-dep): Ditto.
12197 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12199 (TARGET_OPTION_SAVE): Ditto.
12200 (TARGET_OPTION_RESTORE): Ditto.
12201 (TARGET_OPTION_PRINT): Ditto.
12202 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12203 (TARGET_CAN_INLINE_P): Ditto.
12204 (TARGET_INITIALIZER): Add new hooks.
12206 * tree-inline.c (tree_can_inline_p): New function to determine
12207 whether one function can inline another. Check if the functions
12208 use compatible optimization options, and also call the backend
12211 * tree-inline.h (tree_can_inline_p): Add declaration.
12213 * c-common.c (c_common_attribute): Add support for option and
12214 optimize attributes.
12215 (handle_option_attribute): Add support for the option attribute to
12216 allow the user to specify different target options for compiling a
12218 (handle_optimize_attribute): Add support for the optimize
12219 attribute to allow the user to specify different optimization
12220 options for compiling a specific function.
12221 (handle_hot_attribute): Turn on -O3 optimization for this one
12222 function if it isn't the default optimization level.
12223 (handle_cold_attribute): Turn on -Os optimization for this one
12224 function if it insn't the default optimization.
12225 (const_char_p): New const char * typedef.
12226 (optimize_args): New static vector to remember the optimization
12228 (parse_optimize_options): New function to set up the optimization
12229 arguments from either the optimize attribute or #pragma GCC optimize.
12231 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12232 (builtin_define_std): Ditto.
12234 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12235 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12236 (x86_64-*-*): Ditto.
12238 * Makefile.in (TREE_H): Add options.h.
12239 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12241 * doc/extend.texi (option attribute): Document new attribute.
12242 (optimize attribute): Ditto.
12243 (hot attribute): Document hot attribute sets -O3.
12244 (cold attribute): Document cold attribute sets -Os.
12245 (#pragma GCC option): Document new pragma.
12246 (#pragma GCC optimize): Ditto.
12248 * doc/options.texi (TargetSave): Document TargetSave syntax.
12249 (UInteger): Document UInteger must be used for certain flags.
12250 (Save): Document Save option to create target specific options
12251 that can be saved/restored on a function specific context.
12253 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12254 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12256 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12257 (TARGET_OPTION_SAVE): Ditto.
12258 (TARGET_OPTION_RESTORE): Ditto.
12259 (TARGET_OPTION_PRINT): Ditto.
12260 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12261 (TARGET_CAN_INLINE_P): Ditto.
12263 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12265 (-mfpmath=both): Ditto.
12267 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12268 Karthik Kumar <karthikkumar@gmail.com>
12270 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12271 (TARGET_POPCNT): Ditto.
12272 (TARGET_SAHF): Ditto.
12273 (TARGET_AES): Ditto.
12274 (TARGET_PCLMUL): Ditto.
12275 (TARGET_CMPXCHG16B): Ditto.
12276 (TARGET_RECIP): Move switch into target_flags.
12277 (TARGET_FUSED_MADD): Ditto.
12278 (ix86_arch_features): Make an unsigned char type.
12279 (ix86_tune_features): Ditto.
12280 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12281 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12282 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12284 * config/i386/i386.opt (arch): New TargetSave field to define
12285 fields that need to be saved for function specific option support.
12288 (branch_cost): Ditto.
12289 (ix86_isa_flags_explicit): Ditto.
12290 (tune_defaulted): Ditto.
12291 (arch_specified): Ditto.
12292 (-m128-long-double): Add Save flag to save option for target
12293 specific option support.
12295 (-maccumulate-outgoing-args): Ditto.
12296 (-malign-double): Ditto.
12297 (-malign-stringops): Ditto.
12298 (-mfancy-math-387): Ditto.
12299 (-mhard-float): Ditto.
12300 (-mieee-fp): Ditto.
12301 (-minline-all-stringops): Ditto.
12302 (-minline-stringops-dynamically): Ditto.
12303 (-mms-bitfields): Ditto.
12304 (-mno-align-stringops): Ditto.
12305 (-mno-fancy-math-387): Ditto.
12306 (-mno-push-args): Ditto.
12307 (-mno-red-zone): Ditto.
12308 (-mpush-args): Ditto.
12309 (-mred-zone): Ditto.
12311 (-msseregparm): Ditto.
12312 (-mstack-arg-probe): Ditto.
12324 (-mno-sse4): Ditto.
12327 (-mrecip): Move flag into target_flags.
12329 (-mno-fused-madd): Ditto.
12330 (-mfused-madd): Ditto.
12331 (-mabm): Move flag into ix86_isa_flags.
12338 * config/i386/i386-c.c: New file for #pragma support.
12339 (ix86_target_macros_internal): New function to #define or #undef
12340 target macros based when the user uses the #pragma GCC option to
12341 change target options.
12342 (ix86_pragma_option_parse): New function to add #pragma GCC option
12344 (ix86_target_macros): Move defining the target macros here from
12345 TARGET_CPU_CPP_BUILTINS in i386.h.
12346 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12347 defined, initialize any subtarget #pragmas.
12349 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12350 REGISTER_TARGET_PRAGMAS.
12352 * config/i386/t-i386: New file for x86 dependencies.
12353 (i386.o): Make dependencies mirror the include files used.
12354 (i386-c.o): New file, add dependencies.
12356 * config/i386/i386-protos.h (override_options): Add bool argument.
12357 (ix86_valid_option_attribute_tree): Add declaration.
12358 (ix86_target_macros): Ditto.
12359 (ix86_register_macros): Ditto.
12361 * config/i386/i386.c (ix86_tune_features): Move initialization of
12362 the target masks to initial_ix86_tune_features to allow functions
12363 to have different target options. Make type unsigned char,
12364 instead of unsigned int.
12365 (initial_ix86_tune_features): New static vector to hold processor
12366 masks for the tune variables.
12367 (ix86_arch_features): Move initialization of the target masks to
12368 initial_ix86_arch_features to allow functions to have different
12369 target options. Make type unsigned char, instead of unsigned int.
12370 (initial_ix86_arch_features): New static vector to hold processor
12371 masks for the arch variables.
12372 (enum ix86_function_specific_strings): New enum to describe the
12373 string options used for attribute((option(...))).
12374 (ix86_target_string): New function to return a string that
12375 describes the target options.
12376 (ix86_debug_options): New function to print the current options in
12378 (ix86_function_specific_save): New function hook to save the
12379 function specific global variables in the cl_target_option structure.
12380 (ix86_function_specific_restore): New function hook to restore the
12381 function specific variables from the cl_target_option structure to
12382 the global variables.
12383 (ix86_function_specific_print): New function hook to print the
12384 target specific options in the cl_target_option structure.
12385 (ix86_valid_option_attribute_p): New function hook to validate
12386 attribute((option(...))) arguments.
12387 (ix86_valid_option_attribute_tree): New function that is common
12388 code between attribute((option(...))) and #pragma GCC option
12389 support that parses the options and returns a tree holding the options.
12390 (ix86_valid_option_attribute_inner_p): New helper function for
12391 ix86_valid_option_attribute_tree.
12392 (ix86_can_inline_p): New function hook to decide if one function
12393 can inline another on a target specific basis.
12394 (ix86_set_current_function); New function hook to switch target
12395 options if the user used attribute((option(...))) or #pragma GCC
12397 (ix86_tune_defaulted): Move to static file scope from
12399 (ix86_arch_specified): Ditto.
12400 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12402 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12403 (OPTION_MASK_ISA_ABM_SET): Ditto.
12404 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12405 (OPTION_MASK_ISA_CX16_SET): Ditto.
12406 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12407 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12408 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12409 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12410 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12411 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12412 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12413 (struct ptt): Move to static file scope from override_options.
12414 (processor_target_table): Ditto.
12415 (cpu_names): Ditto.
12416 (ix86_handle_option): Add support for options that are now isa options.
12417 (override_options): Add support for declaring functions that
12418 support different target options than were specified on the
12419 command line. Move struct ptt, processor_target_table, cpu_names,
12420 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12421 Add bool argument. Fix up error messages so the appropriate error
12422 is given for either command line or attribute.
12423 (ix86_previous_fndecl): New static to remember previous function
12424 declaration to see if we need to change target options.
12425 (ix86_builtins_isa): New array to record the ISA of each builtin
12427 (def_builtin): Always create the builtin function, even if the
12428 current ISA doesn't support it.
12429 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12430 tests for those builtins.
12431 (ix86_init_builtins): Remove TARGET_MMX test for calling
12432 ix86_init_mmx_sse_builtins.
12433 (ix86_expand_builtin): If the current ISA doesn't support a given
12434 builtin, signal an error.
12435 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12436 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12437 (TARGET_OPTION_SAVE): Ditto.
12438 (TARGET_OPTION_RESTORE): Ditto.
12439 (TARGET_OPTION_PRINT): Ditto.
12440 (TARGET_CAN_INLINE_P): Ditto.
12442 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12444 * c-typeck.c (build_external_ref): Don't call assemble_external.
12445 * final.c (output_operand): Call assemble_external.
12447 2008-07-21 DJ Delorie <dj@redhat.com>
12449 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12450 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12452 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12454 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12455 original insn and splitter contents into ...
12456 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12457 flag_unsafe_math_optimizations. Add dummy scratch register.
12458 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12459 !flag_unsafe_math_optimizations. Returns number with next
12460 highest magnitude if this is still less or equal to the true
12461 quotient in magnitude.
12463 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12465 * Makefile.in: Replace toplev.h with TOPLEV_H.
12466 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12467 * c-lex.c (fe_file_change): Don't set in_system_header.
12468 * c-parser.c (c_token): Remove in_system_header.
12469 (c_lex_one_token): Don't set in_system_header.
12470 (c_parser_set_source_position_from_token): Don't set in_system_header.
12471 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12474 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12475 * flags.h (in_system_header): Remove.
12476 * function.c (saved_in_system_header): Remove.
12477 (push_cfun): Don't set in_system_header.
12478 (pop_cfun): Don't set in_system_header.
12479 (push_struct_function): Don't set in_system_header.
12480 * input.h (expanded_location): Add sysp.
12481 (in_system_header_at): New.
12482 (in_system_header): New.
12483 * toplev.c (in_system_header): Remove.
12484 * toplev.h: Include input.h
12486 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12487 * tree-ssa.c (warn_uninit): Call warning_at.
12488 (warn_uninitialized_var): Update calls to warn_uninit.
12489 (warn_uninitialized_phi): Update calls to warn_uninit.
12490 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12491 (expand_location): Initialize xloc.sysp.
12492 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12493 (tree_decl_with_vis): Remove in_system_header_flag.
12495 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12498 * recog.c (asm_operand_ok): Change the order of the extra
12499 memory constraint checks.
12501 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12504 * tree-switch-conversion.c (build_one_array): Call
12505 varpool_mark_needed_node and varpool_finalize_decl
12506 instead of assemble_variable.
12508 2008-07-19 Jan Hubicka <jh@suse.cz>
12510 * cgraph.c (cgraph_add_new_function): Do early local passes.
12511 * tree-nrv.c (gate_pass_return_slot): New gate.
12512 (pass_nrv): Add the gate.
12513 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12515 (coalesce_ssa_name): Coalesce SSA names.
12516 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12517 not optimizing so unused user vars remains visible.
12518 * common.opt (flag_tree_ter): Always enable by default.
12519 * tree-ssa-ter.c: Include flags.h
12520 (is_replaceable_p): Check that locations match; when aliasing
12521 is missing be conservative about loads.
12522 * tree-optimize.c (gate_init_datastructures): Remove.
12523 (pass_init_datastructures): New.
12524 * passes.c: Reorder passes so we always go into SSA.
12526 2008-07-19 Jan Hubicka <jh@suse.cz>
12528 * doc/extend.texi (flatten attribute): Remove note about
12530 * doc/invoke.texi (--combine): Likewise.
12531 (-finline-functions-called-once): Update levels when enabled.
12532 (-funit-at-a-time): Document new behaviour.
12533 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12534 -fno-section-anchors when disabled explicitly.
12535 (inline params): They are not ignored now.
12536 (precompiled headers): Remove unit-at-a-time as being incompatible.
12537 * opts.c (decode_options): Handle unit-at-a-time as alias;
12538 imply -fno-section-anchors when toplevel reorder is disabled
12540 * common.opt (ftoplevel-reorder): Set default value to 2.
12541 (funit-at-a-time): Set default value to 1.
12542 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12545 2008-07-19 Jan Hubicka <jh@suse.cz>
12547 * builtins.c (expand_builtin_int_roundingfn,
12548 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12551 2008-07-19 Richard Guenther <rguenther@suse.de>
12554 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12555 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12556 * tree-ssa-pre.c (get_expr_value_id): For newly created
12557 constant value-ids make sure to add the expression to its
12560 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12562 PR middle-end/36877
12563 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12564 return value of the builtin is ignored.
12566 2008-07-19 Olivier Hainque <hainque@adacore.com>
12568 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12569 bits, a C conformant malloc implementation has to provide.
12570 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12572 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12576 * reload.c (find_reloads_subreg_address): Only reload address if
12577 reloaded == 0, not for reloaded != 1.
12580 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12581 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12582 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12583 m32c_legitimize_reload_address.
12585 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12586 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12587 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12589 2008-07-19 Olivier Hainque <hainque@adacore.com>
12591 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12592 argument, saying whether nested array are to be collapsed
12593 into a single array type DIE with multiple subscripts.
12594 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12595 issues, centralize the nested array types collapsing control and
12596 disable the transformation for Ada.
12598 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12601 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12603 (x86_64_shift_adj_2): New expander.
12604 (x86_64_shift_adj_3): Ditto.
12605 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12606 to split TImode operands.
12607 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12608 (ix86_split_lshr): Ditto.
12610 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12612 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12613 and __CHAR32_TYPE__.
12614 * c-typeck.c (digest_init): Support char16_t and char32_t.
12615 (set_nonincremental_init_from_string): Idem.
12617 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12619 PR middle-end/36859
12620 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12621 PREFERRED_STACK_BOUNDARY.
12622 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12624 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12626 PR middle-end/36858
12627 * function.c (locate_and_pad_parm): Cap boundary earlier.
12629 2008-07-17 Julian Brown <julian@codesourcery.com>
12631 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12632 no-op for targets which don't use DLLs.
12634 2008-07-17 Martin Jambor <mjambor@suse.cz>
12636 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12637 that nodes are relevant by examining the node->analyzed flag.
12638 (ipcp_init_stage): Check which nodes are relevant, assert that the
12639 relevant ones are also required.
12640 (ipcp_propagate_stage): Check on the side arrays are properly
12642 (ipcp_print_all_jump_functions): Make sure not to touch any node
12643 that is not analyzed or an edge that does not have a corresponding
12644 entry in the on-the-side vectors.
12645 (ipcp_function_scale_print): Likewise.
12646 (ipcp_update_callgraph): Check that the node is relevant.
12647 (ipcp_insert_stage): Check that the node is relevant. Check there is
12648 an info for every node and edge.
12649 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12650 (ipa_print_all_tree_maps): Likewise and a new variable info.
12651 (ipa_print_all_params_modified): Likewise.
12652 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12654 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12657 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12659 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12661 PR rtl-optimization/36753
12662 * fwprop.c (use_killed_between): Don't shortcut
12663 single-definition global registers.
12665 2008-07-16 Jan Hubicka <jh@suse.cz>
12667 * cgraph.h (varpool_empty_needed_queue): Declare.
12668 * cgraphunit.c (output_in_order): Mark all variables as needed;
12670 * varpool.c (varpool_assemble_node): Update debug queue.
12671 (varpool_assemble_pending_decls): Don't do it here.
12672 (varpool_empty_needed_queue): New function.
12674 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12676 * recog.c (peephole2_optimize): Fix formatting.
12678 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12680 * c-pch.c (get_ident): Avoid C++ keywords.
12681 * combine-stack-adj.c (single_set_for_csa): Likewise.
12682 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12683 output_asm_insn): Likewise.
12684 * reload.c (push_secondary_reload, find_reusable_reload,
12685 push_reload, combine_reloads, find_reloads,
12686 debug_reload_to_stream): Likewise.
12687 * reload.h (struct reload): Likewise.
12688 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12689 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12690 emit_output_reload_insns): Likewise.
12691 * targhooks.c (default_secondary_reload): Likewise.
12692 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12694 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12696 * recog.c (validate_change_1, validate_change,
12697 validate_unshare_change, validate_replace_rtx_1, struct
12698 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12700 * reload.c (push_secondary_reload, secondary_reload_class,
12701 scratch_reload_class, find_valid_class, find_reusable_reload,
12702 push_reload, find_dummy_reload, find_reloads_address_1,
12703 find_reloads_address_part, find_equiv_reg): Likewise.
12704 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12705 choose_reload_regs): Likewise.
12706 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12708 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12709 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12710 * sched-rgn.c (concat_INSN_LIST): Likewise.
12711 * stor-layout.c (mode_for_size, mode_for_size_tree,
12712 smallest_mode_for_size): Likewise.
12714 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12716 * cfg.c (dump_reg_info): Avoid C++ keywords.
12717 * dwarf2asm.c (dw2_force_const_mem,
12718 dw2_asm_output_encoded_addr_rtx): Likewise.
12719 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12720 * expmed.c (expand_shift): Likewise.
12721 * global.c (find_reg): Likewise.
12722 * graph.c (draw_edge): Likewise.
12723 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12724 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12725 widen_clz, widen_bswap, expand_parity, expand_unop,
12726 emit_cmp_and_jump_insn_1): Likewise.
12727 * postreload.c (reload_cse_simplify_operands): Likewise.
12728 * ra.h (add_neighbor): Likewise.
12729 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12730 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12731 record_reg_classes, copy_cost, record_address_regs,
12732 invalid_mode_change_p): Likewise.
12733 * regrename.c (regrename_optimize, scan_rtx_reg,
12734 dump_def_use_chain, find_oldest_value_reg,
12735 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12737 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12739 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12740 MASK_POWERPC64 for power4 in previous commit.
12742 2008-07-16 Olivier Hainque <hainque@adacore.com>
12744 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12745 instead of bare conversion to cast const-ness away.
12747 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12749 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12750 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12751 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12752 (TARGET_FUNCTION_VALUE): Define.
12754 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12756 * config/rs6000/rs6000.c (processor_target_table): Add
12757 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12759 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12762 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12763 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12764 m32c_legitimize_reload_address.
12766 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12768 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12769 DECL_IN_SYSTEM_HEADER in sync.
12771 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12773 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12774 * tree-ssa-pre.c (pre_expr_eq): Ditto
12775 (get_constant_for_value_id): Take a type as an argument.
12776 (fully_constant_expression): Pass in type.
12777 (find_or_generate_expression): Short circuit constant case.
12778 (create_expression_by_pieces): Remove special casing of
12780 (do_regular_insertion): Short circuit constant case.
12781 (do_partial_partial_insertion): Ditto.
12783 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12786 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12788 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12790 * config/xtensa/libgcc-xtensa.ver: New file.
12791 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12793 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12795 * df-problems.c (df_set_note): Avoid C++ keywords.
12796 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12797 * dse.c (record_store, remove_useless_values): Likewise.
12798 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12799 gen_reg_rtx_offset, operand_subword, change_address_1,
12800 change_address, adjust_address_1, offset_address,
12801 widen_memory_access, emit_copy_of_insn_after): Likewise.
12802 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12803 * fwprop.c (should_replace_address, propagate_rtx_1,
12804 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12806 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12807 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12808 * lcm.c (compute_insert_delete, pre_edge_lcm,
12809 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12810 * lower-subreg.c (resolve_reg_notes): Likewise.
12811 * mode-switching.c (optimize_mode_switching): Likewise.
12813 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12815 * bt-load.c (add_btr_def, migrate_btr_def,
12816 branch_target_load_optimize): Avoid C++ keywords.
12817 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12819 * combine.c (subst, simplify_set, make_extraction,
12820 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12821 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12822 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12824 2008-07-15 Richard Guenther <rguenther@suse.de>
12826 PR middle-end/36369
12827 * c-common.c (strict_aliasing_warning): Do not warn for
12828 TYPE_REF_CAN_ALIAS_ALL pointers.
12829 (c_common_get_alias_set): may_alias types are not special.
12830 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12831 attribute and set can_ref_all accordingly.
12832 (build_reference_type_for_mode): Likewise.
12833 * doc/extend.texi (may_alias): Clarify.
12835 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12838 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12839 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12841 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12844 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12845 gcc_assert, instead call output_operand_lossage.
12847 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12849 * builtins.c (std_canonical_va_list): Treat structure based
12852 2008-07-15 Ben Elliston <bje@au.ibm.com>
12854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12856 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12858 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12861 2008-07-14 Jan Hubicka <jh@suse.cz>
12863 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12864 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12865 fix predicates and constraints.
12866 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12867 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12869 2008-07-14 Doug Kwan <dougkwan@google.com>
12871 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12872 additional option file arm/eabi.opt.
12873 * config/arm/eabi.h (File): New configuration file for EABI targets.
12874 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12875 SUBSUBTARGET_EXTRA_SPECS.
12876 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12877 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12878 from STARTFILE_SPEC so that it can be referenced in an override.
12879 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12880 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12881 can be referenced in an override.
12882 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12883 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12884 so that it can be referenced in an override.
12885 (LINK_SPEC): Use BPABI_LINK_SPEC.
12886 * config/arm/eabi.opt (File): New.
12888 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12890 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12891 (FIXED_VALUE_H): New variable.
12892 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12893 input.h, fixed-value.h.
12894 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12895 (BASIC_BLOCK_H): Use $(BITMAP_H).
12896 (FUNCTION_H): Add varray.h.
12897 (IPA_REFERENCE_H): Use $(BITMAP_H).
12898 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12899 (DF_H): Use $(BITMAP_H).
12900 (GGC_H): Add statistics.h.
12901 (INSN_ADDR_H): New.
12902 (INSN_ATTR_H): Use it.
12903 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12905 (SYMTAB_H): Add $(OBSTACK_H).
12906 (CPP_INTERNAL_H): New.
12907 (TREE_DUMP_H): Add tree-pass.h.
12908 (TREE_FLOW_H): Use $(BITMAP_H)
12909 (PRETTY_PRINT_H): Use $(INPUT_H).
12910 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12913 (many object files): Fix lots of header dependencies throughout.
12915 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12917 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12919 (s-gtyp-input): Use them to write tmp-gi.list.
12920 (echo_to_gi.list): Remove.
12922 2008-07-14 Richard Guenther <rguenther@suse.de>
12924 * tree-ssa-sccvn.c (pre_info): Remove.
12925 (switch_to_PRE_table): Likewise.
12926 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12927 (set_hashtable_value_ids): Do not create value-ids for the
12929 (run_scc_vn): Remove double test. Remove bogus special-case
12930 in value-number printing.
12931 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12932 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12934 * tree-flow-inline.h (get_value_handle): Remove.
12935 * tree-flow.h (get_value_handle): Remove.
12937 2008-07-14 Martin Jambor <mjambor@suse.cz>
12939 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12940 in which we generate arithmetics is not a subrange.
12942 2008-07-14 Martin Jambor <mjambor@suse.cz>
12944 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12946 2008-07-14 Richard Guenther <rguenther@suse.de>
12948 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12950 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12953 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12954 reload for symbol refs moved to r0 with -fPIC.
12955 (legitimize_pic_address): Use the target register as temporary
12957 (emit_symbolic_move): Adjust comment.
12958 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12961 2008-07-14 Ben Elliston <bje@au.ibm.com>
12963 * c-common.h (C_CPP_HASHNODE): New macro.
12964 * coretypes.h (struct cpp_token): Forward declare.
12965 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12966 the context-sensitive keyword method.
12967 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12968 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12969 expand_bool_pixel): New.
12970 (altivec_categorize_keyword): New function.
12971 (init_vector_keywords): New function.
12972 (rs6000_macro_to_expand): Likewise.
12973 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12974 compiling an ISO C dialect.
12976 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12978 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12979 (create_expression_by_pieces): Fix typo.
12980 (do_regular_insertion): Use debug counter here too.
12982 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12985 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12986 CONST_OK_FOR_LETTER_P. All port-local users changed.
12987 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12988 implement Kp matching power-of-two.
12989 (CONSTRAINT_LEN): Define to match.
12990 * config/cris/cris.md: Replace all use of constraint K with Kc.
12991 ("*btst*): Use Kp for operand 0 of last alternative.
12993 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12996 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12999 2008-07-13 Jan Hubicka <jh@suse.cz>
13001 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13004 2008-07-13 Richard Guenther <rguenther@suse.de>
13006 PR middle-end/36811
13007 * langhooks.c (lhd_print_error_function): Deal with recursive
13010 2008-07-12 Jan Hubicka <jh@suse.cz>
13012 * cgraph.c (assembler_name_hash): New static var.
13013 (hash_node_by_assembler_name, eq_assembler_name): New.
13014 (cgraph_node_for_asm): Use hashtable.
13015 (cgraph_remove_node): Maintain hashtable.
13016 (change_decl_assembler_name): Sanity check that names are not changing
13017 after aliasing was processed.
13018 * cgraph.h (varpoon_node): Add next GGC marker.
13019 * tree.c (decl_assembler_name_equal): Constify.
13020 (decl_assembler_name_hash): New.
13021 * tree.h (decl_assembler_name_equal): Constify.
13022 (decl_assembler_name_hash): Update.
13024 2008-07-12 David Daney <ddaney@avtrex.com>
13026 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13027 sb1 and r5000 cpus.
13029 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13031 * doc/md.texi: Document the MIPS "v" constraint.
13032 * config/mips/mips.h (reg_class): Revert last change.
13033 (REG_CLASS_NAMES): Likewise.
13034 (REG_CLASS_CONTENTS): Likewise.
13035 * config/mips/mips.c (mips_regno_to_class): Likewise.
13036 * config/mips/constraints.md (v): Likewise, but add documentation.
13037 Add a comment to say that this constraint should not be used in
13040 2008-07-11 DJ Delorie <dj@redhat.com>
13042 * config/h8300/h8300.md (length): Fix branch offset limit.
13044 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13046 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13047 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13048 (avr_hard_regno_scratch_ok): New function.
13049 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13050 * config/avr/avr.md (all peepholes that request a scratch register):
13051 Remove avr_peep2_scratch_safe use.
13053 2008-07-11 Tom Tromey <tromey@redhat.com>
13054 Ian Lance Taylor <iant@google.com>
13056 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13057 (struct c_common_resword): Define.
13058 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13059 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13060 (c_common_reswords, num_c_common_reswords): Declare.
13061 * c-common.c (c_common_reswords): New global const array.
13062 (num_c_common_reswords): New const int.
13063 * c-parser.c (struct resword, reswords): Don't define.
13064 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13065 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13066 than reswords. If warning about C++ keywords, give them a special
13068 (c_lex_one_token): Warn about C++ keywords. Call
13069 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13070 (c_parser_external_declaration): Look for RID_xxx rather than
13071 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13072 (c_parser_statement_after_labels): Likewise.
13073 (c_parser_objc_class_instance_variables): Likewise.
13074 (c_parser_objc_class_declaration): Likewise.
13075 (c_parser_objc_try_catch_statement): Likewise.
13076 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13077 (declspecs_add_type): Likewise.
13079 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13081 * ggc-page.c (alloc_page):
13082 Substituting xmalloc, xcalloc with
13083 XNEWVEC and XCNEWVAR macros which add the
13086 2008-07-11 Richard Guenther <rguenther@suse.de>
13088 PR tree-optimization/36765
13089 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13090 aliases from HEAP vars to SMTs.
13092 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13094 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13095 * configure.ac (loose_warn): Move -Wc++-compat from here...
13096 (strict_warn): ...to here.
13097 * configure: Regenerate.
13099 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13101 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13102 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13103 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13104 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13105 excluding more specific h8300-*-* and sh-*-* targets.
13107 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13109 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13110 (eliminate): Ditto.
13111 (execute_pre): Call loop_optimizer_finalize in early exit.
13113 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13115 PR middle-end/36790
13116 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13117 uids in the bitmap, not just VAR_DECL uids.
13119 PR rtl-optimization/36419
13120 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13121 (combine_stack_adjustments_for_block): Call it if needed. Delete
13123 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13124 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13125 prologue sp adjustment.
13127 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13130 * opts.c (print_ignored_options): Report postponed diagnostics for
13131 unknown -Wno-* options as warnings, not errors.
13132 (postpone_unknown_option_error): Renamed to...
13133 (postpone_unknown_option_warning): ... this.
13135 2008-07-09 Doug Kwan <dougkwan@google.com>
13138 2008-07-08 Doug Kwan <dougkwan@google.com>
13140 * config/arm/arm.opt (mandroid): New option.
13141 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13142 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13144 (CC1PLUS_SPEC): Same.
13146 (STARTFILE_SPEC): Same.
13147 (ENDFILE_SPEC): Same.
13148 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13151 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13154 * config/mips/mips.h (reg_class): Remove V1_REG.
13155 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13156 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13157 instead of V1_REGS.
13158 (mips_get_tp): New function.
13159 (mips_legitimize_tls_address): Use it.
13160 * config/mips/constraints.md (v): Delete.
13161 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13162 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13163 After reload, split into a move and ...
13164 (*tls_get_tp_<mode>_split): ...this new instruction.
13166 2008-07-09 David Daney <ddaney@avtrex.com>
13168 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13170 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13172 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13173 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13175 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13176 htab_delete should be called. Don't free c.
13177 (lookup_tmp_var): Create temp_htab lazily.
13178 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13179 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13181 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13182 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13183 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13184 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13185 * tree-sra.c (generate_element_init): Likewise.
13186 * tree-mudflap.c (execute_mudflap_function_ops,
13187 execute_mudflap_function_decls): Likewise.
13188 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13189 * tree-gimple.h (struct gimplify_ctx): New type.
13190 (push_gimplify_context): Adjust prototype.
13192 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13194 * tree-ssa-pre.c (phi_translate_1): Update placement of
13195 add_to_value calls.
13197 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13199 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13200 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13201 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13202 * targhooks.c (default_hard_regno_scratch_ok): New function.
13203 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13204 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13205 * recog.c: Include "target.h".
13206 (peep2_find_free_register): Add check for global regs. Add target
13208 * Makefile.in (recog.o): Depend on target.h.
13210 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13212 * config/sh/sh.c (sh_canonical_va_list_type): New.
13213 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13215 2008-07-09 Raksit Ashok <raksit@google.com>
13217 * doc/invoke.texi (Option Summary): Mention new option
13218 -Wdisallowed-function-list=...
13219 (Warning Options): Document -Wdisallowed-function-list=...
13220 * common.opt (Wdisallowed-function-list=): New flag.
13221 * flags.h (warn_disallowed_functions): External definition of new
13222 boolean warning flag.
13223 (warn_if_disallowed_function_p): Declare new function.
13224 * opts.c (warning_disallowed_functions): New static variable.
13225 (warn_disallowed_functions): New boolean warning flag.
13226 (warn_if_disallowed_function_p): New function.
13227 (add_comma_separated_to_vector): Rename
13228 add_instrument_functions_exclude_list to this.
13229 (common_handle_option): Handle new option. Rename calls to
13230 add_instrument_functions_exclude_list into calls to
13231 add_comma_separated_to_vector.
13232 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13233 based on flag warn_disallowed_functions.
13235 2008-07-09 Christian Bruel <christian.bruel@st.com>
13237 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13238 instead of get_attr_length.
13240 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13242 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13244 * genemit.c (gen_insn): Likewise.
13245 * gengtype.c (note_def_vec): Likewise.
13246 * gengtype.h (note_def_vec): Likewise.
13247 * genoutput.c (struct data, output_insn_data, process_template,
13248 gen_expand, gen_split, note_constraint): Likewise.
13249 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13250 make_insn_sequence): Likewise.
13251 * gensupport.c (record_insn_name): Likewise.
13253 2008-07-08 Doug Kwan <dougkwan@google.com>
13255 * config/arm/arm.opt (mandroid): New option.
13256 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13257 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13259 (CC1PLUS_SPEC): Same.
13261 (STARTFILE_SPEC): Same.
13262 (ENDFILE_SPEC): Same.
13263 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13266 2008-07-08 Raksit Ashok <raksit@google.com>
13268 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13269 (set_storage_via_setmem): Fix expected_align parameter.
13270 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13271 missing from the list.
13272 * doc/md.texi (movmem): Explicitly state that expected alignment is
13273 to be expressed in bytes.
13274 (setmem): Explicitly state that expected alignment is to be expressed
13277 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13279 * reload.c (find_reloads_subreg_address): Do not require validity
13280 of address in original mode before reloading address.
13282 2008-07-07 Tianwei Sheng <tianweis@google.com>
13284 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13285 bounds array access.
13287 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13289 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13291 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13293 Fix PR tree-optimization/23455
13294 Fix PR tree-optimization/35286
13295 Fix PR tree-optimization/35287
13296 * Makefile.in (OBJS-common): Remove tree-vn.o.
13297 (tree-vn.o): Remove.
13298 * dbgcnt.def: Add treepre_insert debug counter.
13299 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13300 (debug_value_expressions): Ditto.
13301 (print_value_expressions): Ditto.
13302 * tree-pretty-print.c (dump_generic_node): Updated for
13303 VALUE_HANDLE removal.
13304 * tree-ssa-dom.c (record_equality): Ditto.
13305 (cprop_operand): Ditto.
13306 (lookup_avail_expr): Ditto.
13307 * tree-ssa-threadedge.c
13308 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13309 (simplify_control_stmt_condition): Ditto.
13310 * tree.c (tree_code_size): Ditto.
13311 (tree_node_structure): Ditto.
13312 (iterative_hash_expr): Ditto.
13314 * tree.h (VALUE_HANDLE_ID): Ditto.
13315 (VALUE_HANDLE_EXPR_SET): Ditto.
13316 (struct tree_value_handle): Ditto.
13317 (union tree_node): Ditto.
13318 * treestruct.def: Ditto.
13319 * tree-vn.c: Removed.
13320 * tree-ssa-pre.c: Rewritten entirely.
13321 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13322 (constant_value_ids): Ditto.
13323 (vn_nary_op_t): Moved to header.
13325 (vn_reference_op_t): Ditto
13326 (vn_reference_t): Ditto.
13327 (next_value_id): New variable.
13328 (VN_INFO): Add an assert.
13329 (vn_constant_eq): New function.
13330 (vn_constant_hash): Ditto.
13331 (get_or_alloc_constant_value_id): Ditto.
13332 (value_id_constant_p): Ditto.
13333 (vn_reference_compute_hash): De-staticify.
13334 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13335 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13336 (valueize_refs): Update opcode if it changes from ssa name to constant.
13337 (vn_reference_lookup_1): Add new argument.
13338 (vn_reference_lookup): Ditto.
13339 (vn_reference_lookup_pieces): New function.
13340 (vn_reference_insert): Add return type. Modify to deal with value ids.
13341 (vn_reference_insert_pieces): New function.
13342 (vn_nary_op_compute_hash): De-staticify.
13343 (vn_nary_op_eq): Ditto.
13344 (vn_nary_op_lookup_pieces): New function.
13345 (vn_nary_op_lookup): Add new argument.
13346 (vn_nary_op_insert_pieces): New function.
13347 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13348 (vn_phi_insert): Ditto.
13349 (visit_unary_op): Update for callee changes.
13350 (visit_binary_op): Ditto.
13351 (visit_reference_op_load): Ditto.
13352 (visit_reference_op_store): Ditto.
13353 (init_scc_vn): Init next_value_id, constant_to_value_id and
13354 constant_value_ids.
13355 (free_scc_vn): Free them.
13356 (set_hashtable_value_ids): New function.
13357 (run_scc_vn): Use it.
13358 (get_max_value_id): New function.
13359 (get_next_value_id): Ditto.
13360 (expressions_equal_p): Moved from tree-vn.c
13361 (sort_vuses): Ditto.
13362 (sort_vuses_heap): Ditto.
13363 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13365 * tree.c (iterative_hash_hashval_t): Made non-static
13366 * tree.h (iterative_hash_hashval_t): Declare it.
13368 2008-07-08 Martin Jambor <mjambor@suse.cz>
13370 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13371 instead of ipa_create_node_params.
13372 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13373 ipa_check_create_edge_args, free them with
13374 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13376 * ipa-prop.c: Include flags.h and tree-inline.h.
13377 (ipa_node_params_vector): New variable.
13378 (ipa_edge_args_vector): New variable.
13379 (edge_removal_hook_holder): New variable.
13380 (node_removal_hook_holder): New variable.
13381 (edge_duplication_hook_holder): New variable.
13382 (node_duplication_hook_holder): New variable.
13383 (ipa_detect_param_modifications): Check for presence of modified flags.
13384 (ipa_compute_jump_functions): Check for presence of jump functions.
13385 (ipa_free_edge_args_substructures): New function.
13386 (ipa_create_node_params): Removed.
13387 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13388 (ipa_free_node_params_substructures): New function.
13389 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13391 (ipa_edge_removal_hook): New function.
13392 (ipa_node_removal_hook): New function.
13393 (duplicate_array): New function.
13394 (ipa_edge_duplication_hook): New function.
13395 (ipa_node_duplication_hook): New function.
13396 (ipa_register_cgraph_hooks): New function.
13397 (ipa_unregister_cgraph_hooks): New function.
13398 (free_all_ipa_structures_after_ipa_cp): New function.
13400 * ipa-prop.h: Include vec.h.
13401 (ipa_node_params_t): New typedef with vector types for it.
13402 (ipa_edge_args_t): New typedef with vector types for it.
13403 (IPA_NODE_REF): Changed to access an on-the-side vector.
13404 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13405 (ipa_check_create_node_params): New function.
13406 (ipa_check_create_edge_args): New function.
13408 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13411 2008-07-07 Tom Tromey <tromey@redhat.com>
13413 * configure, config.in: Rebuilt.
13414 * configure.ac: Don't check for scandir or alphasort.
13416 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13418 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13419 types immediately after creating them.
13421 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13423 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13425 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13427 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13428 dump_constraint_graph.
13429 (dump_constraint_edge): New function.
13430 (dump_constraint_graph): New function.
13431 (debug_constraint_graph): New function.
13432 (dump_constraint): Removed useless comparison.
13433 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13434 (dump_constraint_graph): Declare.
13435 (debug_constraint_graph): Declare.
13436 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13438 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13440 * config/i386/i386.c (is_va_list_char_pointer): New.
13441 (ix86_va_start): Replace compare with ms_va_list_type_node
13442 by is_va_list_char_pointer.
13443 (ix86_gimplify_va_arg): Likewise.
13445 2008-07-07 Martin Jambor <mjambor@suse.cz>
13447 * cgraph.c (cgraph_edge_max_uid): New variable.
13448 (struct cgraph_edge_hook_list): New type.
13449 (struct cgraph_node_hook_list): New type.
13450 (struct cgraph_2edge_hook_list): New type.
13451 (struct cgraph_2node_hook_list): New type.
13452 (first_cgraph_edge_removal_hook): New variable.
13453 (first_cgraph_node_removal_hook): New variable.
13454 (first_cgraph_edge_duplicated_hook): New variable.
13455 (first_cgraph_node_duplicated_hook): New variable.
13456 (cgraph_add_edge_removal_hook): New function.
13457 (cgraph_remove_edge_removal_hook): New function.
13458 (cgraph_call_edge_removal_hooks): New function.
13459 (cgraph_add_node_removal_hook): New function.
13460 (cgraph_remove_node_removal_hook): New function.
13461 (cgraph_call_node_removal_hooks): New function.
13462 (cgraph_add_edge_duplication_hook): New function.
13463 (cgraph_remove_edge_duplication_hook): New function.
13464 (cgraph_call_edge_duplication_hooks): New function.
13465 (cgraph_add_node_duplication_hook): New function.
13466 (cgraph_remove_node_duplication_hook): New function.
13467 (cgraph_call_node_duplication_hooks): New function.
13468 (cgraph_create_edge): Assign to edge uid.
13469 (cgraph_remove_edge): Call edge removal hooks.
13470 (cgraph_node_remove_callees): Call edge removal hooks.
13471 (cgraph_node_remove_callers): Call edge removal hooks.
13472 (cgraph_remove_node): Call node removal hooks.
13473 (cgraph_clone_edge): Call edge duplication hooks.
13474 (cgraph_clone_node): Call node duplication hooks.
13476 * cgraph.h (cgraph_edge): New field uid.
13477 (cgraph_edge_hook): New type.
13478 (cgraph_node_hook): New type.
13479 (cgraph_2edge_hook): New type.
13480 (cgraph_2node_hook): New type.
13482 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13484 * config.in: Regenerate.
13486 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13488 * gcc.c (print_sysroot): New.
13489 (option_map, display_help, process_command): Handle the
13490 -print-sysroot option.
13491 (main): Print the sysroot if requested.
13492 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13494 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13497 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13499 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13501 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13502 (assign_parm_setup_block_p): Also check mode of entry_parm.
13504 2008-07-07 Richard Guenther <rguenther@suse.de>
13506 * tree-ssa-structalias.h (set_used_smts): Remove.
13507 * tree-ssa-structalias.c (used_smts): Likewise.
13508 (set_used_smts): Likewise.
13509 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13510 call to set_used_smts.
13512 2008-07-07 Richard Guenther <rguenther@suse.de>
13514 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13515 (new_var_info): Set it to false.
13516 (solution_set_add): Correctly handle pointers outside a var and
13518 (type_safe): Treat variables with is_full_var properly.
13519 (do_sd_constraint): Likewise.
13520 (do_ds_constraint): Likewise.
13521 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13522 (get_constraint_for_ptr_offset): New function.
13523 (get_constraint_for_component_ref): For addresses at least include
13524 the last field of the variable. Handle is_full_vars properly.
13525 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13526 (handle_ptr_arith): Remove.
13527 (find_func_aliases): Simplify assignment handling.
13528 (create_function_info_for): For parameter and result varinfos set
13530 (create_variable_info_for): Set is_full_var flag whenever we
13531 just created a single varinfo for a decl.
13532 (init_alias_vars): Initialize use_field_sensitive from
13533 max-fields-for-field-sensitive parameter.
13535 2008-07-07 Richard Guenther <rguenther@suse.de>
13537 PR tree-optimization/36713
13538 * tree-flow-inline.h (is_call_used): New function.
13539 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13540 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13541 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13543 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13545 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13547 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13549 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13551 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13552 Nathan Sidwell <nathan@codesourcery.com>
13554 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13555 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13557 * config/m68k/t-linux: New.
13558 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13561 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13563 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13564 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13567 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13569 * gcc.c (execute): Fix -Wc++-compat warning.
13571 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13574 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13575 constant for little endian.
13577 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13579 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13580 mips_base_mips16 instead of TARGET_MIPS16.
13581 (mips_base_mips16): Declare.
13582 * config/mips/mips.c (mips_base_mips16): Make global.
13583 (was_mips16_p): Remove GTY marker.
13584 (was_mips16_pch_p): New variable.
13585 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13586 (mips_override_options): Force to non-MIPS16 mode initially.
13587 Do not complain about MIPS16 PIC incompatibilities here.
13588 Only allow -mgpopt if -mexplicit-relocs is in force for
13591 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13593 * configure.ac: Check for caddr_t, define to char * if not defined.
13594 * configure: Regenerate.
13595 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13596 (mmap_gt_pch_use_address): Likewise.
13597 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13599 2008-07-06 Richard Guenther <rguenther@suse.de>
13601 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13602 (new_var_info): Deal with it.
13603 (solution_set_add): Likewise.
13604 (bitpos_of_field): Make signed, fix.
13605 (struct fieldoff): Remove type and decl fields. Make size field
13606 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13608 (fieldoff_compare): Deal with it.
13609 (push_fields_onto_fieldstack): Remove has_union argument, glob
13610 adjacent non-pointer fields together.
13611 (create_function_info_for): Do not set has_union.
13612 (create_variable_info_for): Simplify.
13614 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13616 * config.gcc (extra_headers): Add cross-stdarg.h for target
13617 x86_64-*-* and i?86-*-*.
13618 * config/i386/cross-stdarg.h: New.
13619 * builtins.c (std_fn_abi_va_list): New.
13620 (std_canonical_va_list_type): New.
13621 (stabilize_va_list): Replace va_list_type_node use by
13622 mtarget.canonical_va_list_type.
13623 (gimplify_va_arg_expr): Likewise.
13624 (expand_builtin_va_copy): Replace va_list_type_node use by
13625 mtarget.fn_abi_va_list.
13626 * tree-sra.c (is_va_list_type): New helper.
13627 (decl_can_be_decomposed_p): Replace
13628 va_list_type_node use by is_va_list_type.
13629 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13630 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13631 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13632 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13633 (ix86_enum_va_list): New.
13634 * config/i386/i386.c (sysv_va_list_type_node): New.
13635 (ms_va_list_type_node): New.
13636 (ix86_function_type_abi): Remove sorry.
13637 (ix86_build_builtin_va_list_abi): New.
13638 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13639 for 64-bit targets.
13640 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13641 (ix86_init_builtins_va_builtins_abi): New.
13642 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13643 for 64-bit targets.
13644 (ix86_handle_abi_attribute): New.
13645 (attribute_spec): Add sysv_abi and ms_abi.
13646 (ix86_fn_abi_va_list): New.
13647 (ix86_canonical_va_list_type): New.
13648 (ix86_enum_va_list): New.
13649 (TARGET_FN_ABI_VA_LIST): New.
13650 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13651 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13652 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13653 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13654 (TARGET_ENUM_VA_LIST): New.
13655 * expr.h (std_fn_abi_va_list): New.
13656 (std_canonical_va_list_type): New.
13657 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13658 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13659 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13660 TARGET_CANONICAL_VA_LIST_TYPE.
13661 * target.h (struct gcc_target): Add fn_abi_va_list hook
13662 and canonical_va_list_type hook.
13664 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13666 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13667 integral and pointer types.
13669 2008-07-04 Roger Sayle <roger@eyesopen.com>
13671 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13672 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13674 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13677 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13679 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13681 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13682 build_gimple_modify_stmt.
13683 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13684 gimple operand. Use fold_build* instead of build*.
13686 2008-07-04 Richard Guenther <rguenther@suse.de>
13688 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13689 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13690 properly to compute the reachability set if we do field-sensitive PTA.
13691 * invoke.texi (max-fields-for-field-sensitive): Document default.
13692 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13693 100 for optimize >= 2.
13695 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13697 * ggc-zone.c (lookup_page_table_if_allocated,
13698 set_page_table_entry, zone_find_object_size, alloc_small_page,
13699 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13700 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13701 -Wc++-compat and/or -Wcast-qual warnings.
13703 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13706 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13707 pic_offset_table_rtx to be marked as used here.
13708 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13709 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13710 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13711 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13712 !TARGET_SECURE_PLT.
13714 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13716 * alloc-pool.c (hash_descriptor, eq_descriptor,
13717 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13718 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13720 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13721 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13722 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13723 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13726 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13728 * tree-flow.h (loop_only_exit_p): Declare.
13729 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13730 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13731 the number of iterations if it is constant. Otherwise, if this is the
13732 only possible exit of the loop, use the conservative estimate on the
13733 number of iterations of the entire loop if available.
13735 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13737 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13738 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13739 Add synchronization functions.
13740 * config/sync.c: New file.
13741 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13742 (LIBGCC_SYNC_CFLAGS): Likewise.
13744 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13747 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13748 (*pushtf_sse): New insn pattern.
13749 (pushtf splitters): New splitters.
13751 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13753 PR middle-end/35736
13754 * predict.c (build_predict_expr): Use void_type_node for the tree
13755 type, instead of NULL_TREE.
13757 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13759 * config/i386/i386.c (contains_aligned_value_p): Return true
13761 (ix86_data_alignment): Align TCmode to 128bits.
13762 (ix86_local_alignment): Likewise.
13764 2008-07-03 Andrew Haley <aph@redhat.com>
13767 * vec.h (VEC_TA): New.
13768 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13769 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13770 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13771 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13772 (C_COMMON_FIXED_TYPES): Remove first arg.
13773 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13774 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13775 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13776 not to use empty macro arguments.
13778 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13780 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13781 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13782 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13783 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13784 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13785 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13786 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13787 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13788 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13789 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13790 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13791 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13792 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13793 config/rs6000/e500crtres64gpr.asm,
13794 config/rs6000/e500crtres64gprctr.asm,
13795 config/rs6000/e500crtrest32gpr.asm,
13796 config/rs6000/e500crtrest64gpr.asm,
13797 config/rs6000/e500crtresx32gpr.asm,
13798 config/rs6000/e500crtresx64gpr.asm,
13799 config/rs6000/e500crtsav32gpr.asm,
13800 config/rs6000/e500crtsav64gpr.asm,
13801 config/rs6000/e500crtsav64gprctr.asm,
13802 config/rs6000/e500crtsavg32gpr.asm,
13803 config/rs6000/e500crtsavg64gpr.asm,
13804 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13805 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13806 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13807 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13808 config/sparc/sol2-cn.asm: Remove .file directives.
13810 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13812 * resource.c (mark_referenced_resources): Look inside
13813 UNSPEC_VOLATILEs and ASM_INPUTs.
13815 2008-07-02 Ian Lance Taylor <iant@google.com>
13817 * rtlanal.c (add_reg_note): New function.
13818 * rtl.h (add_reg_note): Declare.
13819 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13820 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13821 * builtins.c (expand_builtin_longjmp): Likewise.
13822 (expand_builtin_nonlocal_goto): Likewise.
13823 * calls.c (emit_call_1, expand_call): Likewise.
13824 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13825 * cfglayout.c (fixup_reorder_chain): Likewise.
13826 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13827 (commit_one_edge_insertion): Likewise.
13828 * combine.c (move_deaths, distribute_notes): Likewise.
13829 * df-problems.c (df_set_note): Likewise.
13830 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13831 (set_unique_reg_note): Likewise.
13832 (emit_copy_of_insn_after): Likewise.
13833 * expr.c (expand_expr_real): Likewise.
13834 * gcse.c (add_label_notes): Likewise.
13835 * haifa-sched.c (create_check_block_twin): Likewise.
13836 * jump.c (mark_jump_label_1): Likewise.
13837 * loop-doloop.c (add_test, doloop_modify): Likewise.
13838 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13839 * lower-subreg.c (move_eh_region_note): Likewise.
13840 * optabs.c (emit_libcall_block): Likewise.
13841 * predict.c (predict_insn): Likewise.
13842 (combine_predictions_for_insn): Likewise.
13843 * recog.c (peephole2_optimize): Likewise.
13844 * regmove.c (try_auto_increment): Likewise.
13845 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13846 * reload.c (find_reloads): Likewise.
13847 * reload1.c (fixup_eh_region_note): Likewise.
13848 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13849 * reorg.c (delete_prior_computation): Likewise.
13850 (delete_computation, dbr_schedule): Likewise.
13851 * config/pa/pa.c (legitimize_pic_address): Likewise.
13852 * config/sh/sh.c (sh_reorg): Likewise.
13854 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13857 * config/libgcc-glibc.ver: Add %exclude.
13858 * config/m32r/libgcc-glibc.ver: Likwise.
13859 * config/s390/libgcc-glibc.ver: Likwise.
13860 * config/sh/libgcc-glibc.ver: Likwise.
13861 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13863 * config/i386/libgcc-glibc.ver: New.
13865 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13867 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13869 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13870 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13871 i[34567]86-*-linux*, x86_64-*-linux*. Add
13872 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13873 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13874 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13875 i[34567]86-*-linux*, x86_64-*-linux*.
13877 * libgcc-std.ver: Add empty GCC_4.4.0.
13879 * mkmap-symver.awk: Support multiple versions per symbol.
13881 * config/i386/i386.c (ix86_init_builtins): Always define
13882 __builtin_fabsq and __builtin_copysignq with fallbacks.
13883 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13884 and __builtin_copysignq if SSE2 isn't available.
13886 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13887 (LIBGCC2_TF_CEXT): Likwise.
13888 (TF_SIZE): Likwise.
13890 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13892 * config/i386/sfp-machine.h: Moved to libgcc.
13894 * config/i386/sfp-machine.h: New.
13895 * config/i386/t-linux: Likwise.
13897 * config/i386/t-darwin: Remove softfp_wrap_start and
13899 * config/i386/t-darwin64: Likewise.
13901 * config/i386/t-fprules-softfp64: Renamed to ...
13902 * config/i386/t-fprules-softfp: This.
13904 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13905 and softfp_wrap_end.
13907 2008-07-02 Jason Merrill <jason@redhat.com>
13909 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13911 * tree.c (ctor_to_list): New fn.
13912 * tree.h: Declare it.
13913 (CONSTRUCTOR_ELT): New macro.
13914 (CONSTRUCTOR_NELTS): New macro.
13916 2008-07-02 Richard Guenther <rguenther@suse.de>
13918 * tree-ssa-structalias.c (struct variable_info): Reorder
13919 to fill padding on 64bit hosts. Make collapsed_to an int.
13920 (get_varinfo_fc): Deal with that.
13921 (new_var_info): Likewise.
13922 (collapse_rest_of_var): Likewise.
13924 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13926 * doc/install.texi (--enable-java-home): Document.
13927 (--enable-aot-compile-rpm): Likewise.
13928 (--with-arch-directory): Likewise.
13929 (--with-os-directory): Likewise.
13930 (--with-origin-name): Likewise.
13931 (--with-arch-suffix): Likewise.
13932 (--with-jvm-root-dir): Likewise.
13933 (--with-jvm-jar-dir): Likewise.
13934 (--with-python-dir): Likewise.
13936 2008-07-02 Richard Guenther <rguenther@suse.de>
13938 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13939 from decls explicitly. Merge operand checking from tuples.
13941 2008-07-02 Martin Jambor <mjambor@suse.cz>
13943 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13945 2008-07-02 Martin Jambor <mjambor@suse.cz>
13947 * tree-switch-conversion.c: Included timevar.h
13948 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13950 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13952 2008-07-02 Martin Jambor <mjambor@suse.cz>
13954 * tree-switch-conversion.c: Corrected various comments and
13956 (build_constructors): Fixed minor formatting mistakes.
13958 * invoke.texi (Optimize Options): Corrected the
13959 switch-conversion-max-branch-ratio parameter.
13961 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13963 * final.c (asm_insn_count): Return zero for an empty asm body.
13965 2008-07-02 Richard Guenther <rguenther@suse.de>
13967 * bitmap.h (bitmap_set_bit): Return bool.
13968 (bitmap_clear_bit): Likewise.
13969 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13970 write to the bitmap if it would.
13971 (bitmap_clear_bit): Likewise.
13972 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13973 bitmap_set_bit return value.
13974 (add_pred_graph_edge): Likewise.
13975 (add_graph_edge): Likewise.
13976 (do_sd_constraint): Likewise.
13977 (do_ds_constraint): Likewise.
13979 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13981 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13982 Fix -Wc++-compat and/or -Wcast-qual warnings.
13983 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13984 gen_regparm_prefix): Likewise.
13985 * vmsdbgout.c (write_modbeg, lookup_filename,
13986 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13988 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13990 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13991 defaults.h definition apply.
13993 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13995 * function.c (assign_parm_remove_parallels): New.
13996 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13998 (assign_parm_setup_block): Do not handle them.
13999 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14000 assign_parm_remove_parallels.
14002 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14004 * c-typeck.c (convert_for_assignment): Use
14005 vector_targets_convertible_p.
14006 * c-common.c (vector_targets_convertible_p): New.
14007 * c-common.h (vector_targets_convertible_p): New prototype.
14008 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14009 opaque_p_V2SI_type_node.
14011 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14013 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14016 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14018 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14019 TFmode constants via two element DImode vector for hosts with
14020 HOST_BITS_PER_WIDE_INT < 64.
14021 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14022 also for HOST_BITS_PER_WIDE_INT < 64.
14024 2008-07-01 Richard Guenther <rguenther@suse.de>
14026 PR tree-optimization/36666
14027 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14028 (get_constraint_exp_from_ssa_var): Split into ...
14029 (get_constraint_exp_for_temp): ... this ...
14030 (get_constraint_for_ssa_var): ... and that.
14031 Return constraint expressions for all touched sub-fields
14032 if the results address is not taken.
14033 (process_constraint): Remove assertion that aggregate
14034 assignments do not happen at this place.
14035 (get_constraint_for_component_ref): Add address_p argument.
14036 Return constraint expressions for all touched sub-fields
14037 if the results address is not taken.
14038 (do_deref): Use get_constraint_exp_for_temp.
14039 (get_constraint_for_1): Rename from ...
14040 (get_constraint_for): ... this. Add the old function as wrapper.
14041 (do_structure_copy): Use get_constraint_for_1.
14043 2008-07-01 Martin Jambor <mjambor@suse.cz>
14045 * Makefile.in (tree-switch-conversion.o): Add.
14046 (OBJS-common): Add tree-swtch-conversion.o.
14047 * passes.c (init_optimization_passes): Add pass_convert_switch.
14048 * tree-pass.h: (pass_convert_switch): Add.
14049 * tree-switch-conversion.c: New file.
14050 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14051 * common.opt (ftree-cswtch): New option.
14052 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14053 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14054 * opts.c (decode_options): Set flag_tree_switch_conversion when
14055 optimization level is >= 2.
14056 * doc/invoke.texi (Optimize Options): Added description of
14057 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14059 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14061 * config/darwin-driver.c (darwin_default_min_version): Fix
14062 -Wc++-compat warnings.
14064 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14066 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14069 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14071 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14073 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14075 PR rtl-optimization/34744
14076 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14077 (df_scan_free_internal): Free data structures not
14078 allocated in storage pools.
14079 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14080 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14081 df_scan_free_mws_vec.
14082 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14085 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14087 * config/i386/i386.c (contains_aligned_value_p): Return true
14089 (ix86_function_arg_boundary): Return its natural boundary
14091 (return_in_memory_32): Don't check TDmode.
14092 (ix86_split_to_parts): Support splitting into 4 parts and
14093 support TFmode for 32bit target.
14094 (ix86_split_long_move): Support splitting into 4 parts.
14095 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14097 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14098 (ix86_init_builtins): Here.
14099 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14100 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14101 'q' and 'w', respectively.
14103 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14105 (movtf_internal): Likewise.
14106 (<code>tf2): Likewise.
14107 (*absnegtf2_sse): Likewise.
14108 (copysign<mode>3): Likewise.
14109 (copysign<mode>3_const): Likewise.
14110 (copysign<mode>3_var): Likewise.
14111 (define_split UNSPEC_COPYSIGN): Likewise.
14112 * config/i386/sse.md (*nandtf3): Likewise.
14113 (<code>tf3): Likewise.
14114 (*<code>tf3): Likewise.
14116 2008-06-30 Joey Ye <joey.ye@intel.com>
14117 H.J. Lu <hongjiu.lu@intel.com>
14119 * global.c (compute_regsets): Set frame_pointer_needed here.
14120 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14122 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14124 * doc/install.texi (specific): Expand Windows build notes.
14126 2008-06-30 Ira Rosen <irar@il.ibm.com>
14128 PR tree-optimization/36648
14129 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14130 number of prolog iterations by step. Fix the comment.
14132 2008-06-30 Richard Guenther <rguenther@suse.de>
14134 PR middle-end/36671
14135 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14136 handle calls from ECF_MALLOC functions.
14137 (handle_pure_call): ECF_MALLOC functions do not return
14139 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14141 2008-06-29 Andreas Schwab <schwab@suse.de>
14143 * config/m68k/m68k.c (print_operand): Always print a float
14145 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14146 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14149 * config/rs6000/x-linux64: Remove never used file.
14151 2008-06-29 Richard Guenther <rguenther@suse.de>
14153 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14155 (struct alias_info): Move ...
14156 * tree-ssa-alias.c: ... here.
14157 (update_alias_info): Declare.
14158 (compute_may_aliases): Call it.
14159 (update_alias_info): New function.
14160 * tree-ssa-structalias.c (update_alias_info): Move ...
14161 * tree-ssa-alias.c (update_alias_info_1): ... here.
14162 * tree-ssa-structalias.c (process_constraint_1): Remove
14163 unused from_call argument. Rename to ...
14164 (process_constraint): ... this. Delete old wrapper.
14165 (make_constraint_to): Adjust callers.
14166 (handle_const_call): Likewise.
14167 (handle_pure_call): Likewise.
14168 (init_base_vars): Likewise.
14169 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14170 (find_func_aliases): We don't need structure copies for
14172 (make_constraint_from_anything): Remove.
14173 (create_variable_info_for): For globals make constraints
14174 from escaped, not from anything.
14175 (compute_points_to_sets): Do not call update_alias_info.
14176 (ipa_pta_execute): Use make_constraint_from.
14178 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14180 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14181 (bitmap.o-warn, dominance.o-warn): New.
14182 * configure.ac (cxx_compat_warn): Delete.
14183 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14184 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14186 * configure: Regenerate.
14188 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14191 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14193 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14194 * df-scan.c (df_notes_rescan): Likewise.
14195 * ggc-page.c (set_page_table_entry): Likewise.
14196 * intl.c (gcc_gettext_width): Likewise.
14197 * varasm.c (get_unnamed_section, get_noswitch_section,
14198 get_section): Likewise.
14200 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14202 * regrename.c (build_def_use): Don't copy RTX.
14204 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14206 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14207 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14208 punctuation. Use @ref instead of @xref.
14209 (Function Names): Remove stray @display/@end display.
14210 (C++ Attributes): Use @ref instead of @xref.
14211 (Deprecated Features): Fix punctuation around @xref.
14212 (Backwards Compatibility): Likewise.
14213 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14215 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14217 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14218 constants for E500 double.
14220 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14222 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14223 element type of const_vector.
14225 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14227 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14228 Remove FLAGS_REG clobber from expander pattern.
14229 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14230 (anddi3, andsi3, andhi3, andqi3): Ditto.
14231 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14232 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14233 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14234 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14235 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14236 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14237 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14238 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14240 2008-06-28 Richard Guenther <rguenther@suse.de>
14242 * tree-ssa-structalias.c (callused_id, var_callused,
14243 callused_tree): Add.
14244 (handle_pure_call): New function.
14245 (find_func_aliases): Call it.
14246 (find_what_p_points_to): Handle the call-used set.
14247 (clobber_what_escaped): Likewise.
14248 (compute_call_used_vars): New function.
14249 (init_base_vars): Init the call-used variable.
14250 (do_sd_constraint): Do not propagate the solution from CALLUSED
14251 but use CALLUSED as a placeholder.
14252 (solve_graph): Likewise.
14253 * tree-flow-inline.h (gimple_call_used_vars): New function.
14254 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14255 (compute_call_used_vars): Declare.
14256 * tree-ssa-alias.c (set_initial_properties): Call
14257 compute_call_used_vars.
14258 (reset_alias_info): Clear call-used variables.
14259 (add_call_clobber_ops): Assert we are not called for const/pure
14260 functions. Remove handling of them.
14261 (add_call_read_ops): Handle pure functions by adding the
14262 call-used set of variables as VUSEs.
14263 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14264 (delete_tree_ssa): Free it.
14265 * tree-dfa.c (remove_referenced_var): Clear the var from the
14268 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14270 * tree.c (build_varargs_function_type_list): New.
14271 (build_function_type_list_1): New.
14272 (build_function_type_list): Use build_function_type_list_1.
14273 * tree.h (build_varargs_function_type_list): New.
14275 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14278 * config/spu/spu.c (spu_builtin_splats): Do not generate
14279 invalid CONST_VECTOR expressions.
14280 (spu_expand_vector_init): Likewise.
14282 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14284 * optabs.c (libfunc_decls): New variable.
14285 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14286 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14287 for the same function twice.
14289 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14291 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14292 ix86_expand_binary_operator directly.
14293 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14295 (*ashrti3_1): Ditto.
14296 (*lshrti3_1): Ditto.
14297 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14298 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14299 using only one splitter. Conditionaly execute splitter before or
14300 after peephole2 pass.
14301 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14302 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14303 Use only one alternative in asm template.
14304 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14306 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14307 "J" operand constraint for operand 2.
14308 (*ashldi3_cconly_rex64): Ditto.
14309 (*ashrdi3_cmp_rex64): Ditto.
14310 (*ashrdi3_cconly_rex64): Ditto.
14311 (*lshrdi3_cmp_rex64): Ditto.
14312 (*lshrdi3_cconly_rex64): Ditto.
14313 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14314 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14315 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14318 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14320 * gimplify.c (omp_is_private): Don't return true if decl is not
14321 already private on #pragma omp for or #pragma omp parallel for.
14324 * tree-cfg.c (struct move_stmt_d): Replace block field with
14325 orig_block and new_block fields.
14326 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14327 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14328 (move_block_to_fn): Replace vars_map and new_label_map arguments
14329 with struct move_stmt_d pointer.
14330 (replace_block_vars_by_duplicates): New function.
14331 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14332 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14333 all subblocks of ORIG_BLOCK to the new function. Call
14334 replace_block_vars_by_duplicates.
14335 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14336 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14337 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14338 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14339 (expand_omp): Temporarily set input_location to the location of
14340 region's controlling stmt.
14341 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14342 BIND_EXPR, push ctx->block_vars and gimplification vars into
14343 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14344 into dest function.
14345 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14346 there are any BLOCK_VARS.
14347 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14348 OMP_PARALLEL or OMP_TASK stmt.
14349 (lower_omp): Save and restore input_location around the lower_omp_1
14352 2008-06-27 Richard Guenther <rguenther@suse.de>
14354 PR tree-optimization/36400
14355 PR tree-optimization/36373
14356 PR tree-optimization/36344
14357 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14358 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14359 (update_alias_info): Remove call clobbering code.
14360 (make_constraint_to): New helper function.
14361 (make_escape_constraint): Likewise.
14362 (handle_rhs_call): Use it on all pointer containing arguments.
14363 Also mark the static chain escaped.
14364 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14365 instead of ANYTHING.
14366 (make_constraint_from): New helper split out from ...
14367 (make_constraint_from_anything): ... here.
14368 (find_func_aliases): Add constraints for escape sites.
14369 (intra_create_variable_infos): Make constraints from NONLOCAL
14371 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14373 (clobber_what_p_points_to): Remove.
14374 (clobber_what_escaped): New function.
14375 (init_base_vars): Init NONLOCAL and ESCAPED.
14376 (do_sd_constraint): Do not propagate the solution from ESCAPED
14377 but use ESCAPED as a placeholder.
14378 (solve_graph): Likewise.
14379 * tree-flow.h (clobber_what_p_points_to): Remove.
14380 (clobber_what_escaped): Declare.
14381 * tree-ssa-alias.c (set_initial_properties): Call it.
14382 Remove code clobbering escaped pointers.
14384 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14386 * function.c (allocate_struct_function): Only allocate a unique
14387 funcdef_no if the decl is nonzero.
14389 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14391 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14392 * config/mips/mips.c (mips_split_const_insns): New function.
14393 * config/mips/mips.md (move_type): New attribute.
14394 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14395 (dword_mode): New attribute.
14396 (type): Avoid long line. Map "move_type"s to "type"s,
14397 choosing "multi" for doubleword moves if appropriate.
14398 Swap MTC/MFC comments to match their declaration order.
14399 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14400 "type" is "branch" or "jal" is "direct".
14401 (length): Handle "extended_mips16" first. Make the default
14402 "0" for "ghost" instructions. Set the length from "move_type".
14403 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14404 of "type", with "sll0" for the register alternative. Remove the
14405 "extended_mips16" attribute.
14406 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14407 of "type", with "shift_shift" for the register alternative.
14408 Remove the "length" attribute.
14409 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14410 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14411 of "type", with "andi" for the register alternative.
14412 (*zero_extendqihi2): Likewise.
14413 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14414 of "andi" instead of a "type" of "arith".
14415 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14417 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14418 (mov_<store>r, *mov<mode>_ra): Likewise.
14419 (extendsidi2): Use "move_type" instead of "type", with "move"
14420 for the register alternative.
14421 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14422 of "type", with "signext" for the register alternative.
14423 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14424 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14425 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14426 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14427 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14428 (unnamed branch insn): Likewise.
14429 (*movdi_gp32_fp64): Fold into...
14430 (*movdi_32bit): ...here.
14431 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14432 (*movdf_hardfloat): ...this new pattern.
14433 (*movdf_softfloat): Remove redundant FPR alternatives.
14434 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14435 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14436 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14437 the "move" attribute.
14438 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14439 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14440 and "store" for COP loads and stores.
14441 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14442 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14443 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14444 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14445 (*movtf_mips16, *movv2sf): Likewise.
14446 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14447 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14448 (mfhc1<mode>): Use "move_type" instead of "move".
14449 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14450 (loadgp_blockage): Remove the "length" attribute.
14451 (blockage, set_got_version, update_got_version): Likewise.
14452 (call_internal): Remove the "extended_mips16" attribute.
14453 (call_value_internal, call_value_multiple_internal): Likewise.
14454 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14456 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14457 the "length" attribute.
14459 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14461 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14462 -Wcast-qual warnings.
14463 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14464 handle_pragma_pop_macro): Likewise.
14465 * collect2.c (resolve_lib_name): Likewise.
14466 * config/arc/arc.c (arc_init): Likewise.
14467 * config/arm/arm.c (neon_builtin_compare,
14468 locate_neon_builtin_icode): Likewise.
14469 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14470 * config/bfin/bfin.c (bfin_init_machine_status,
14471 bfin_optimize_loop): Likewise.
14472 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14473 * config/cris/cris.c (cris_init_expanders): Likewise.
14474 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14475 * config/darwin.c (machopic_indirection_eq,
14476 machopic_indirection_name, machopic_output_indirection): Likewise.
14477 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14478 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14479 frv_optimize_membar): Likewise.
14480 * config/i386/cygwin.h (mingw_scan,
14481 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14482 * config/i386/cygwin1.c (mingw_scan): Likewise.
14483 * config/i386/i386.c (machopic_output_stub): Likewise.
14484 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14485 i386_pe_unique_section): Likewise.
14486 * config/ia64/ia64.c (ia64_init_machine_status,
14487 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14489 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14490 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14491 * config/m68k/m68k.c (m68k_handle_option,
14492 m68k_sched_md_init_global): Likewise.
14493 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14494 mcore_unique_section): Likewise.
14495 * config/mips/mips.c (mips_block_move_straight,
14496 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14498 * config/mmix/mmix.c (mmix_init_machine_status,
14499 mmix_encode_section_info): Likewise.
14500 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14501 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14502 print_operand_address, output_toc, redefine_groups,
14503 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14504 * config/s390/s390.c (s390_init_machine_status): Likewise.
14505 * config/score/score.c (score_block_move_straight,
14506 score_block_move_loop_body): Likewise.
14507 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14508 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14509 * emit-rtl.c (find_auto_inc): Likewise.
14510 * gcc.c (translate_options, process_command): Likewise.
14511 * reorg.c (dbr_schedule): Likewise.
14512 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14513 * xcoffout.c (xcoffout_declare_function): Likewise.
14515 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14517 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14518 ipa-pta working again.
14520 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14522 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14525 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14527 * config.gcc (powerpc*-*-*): Add new core e500mc.
14528 * config/rs6000/e500mc.md: New file.
14529 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14531 (rs6000_override_options): Add e500mc case to
14532 processor_target_table. Altivec and Spe options not allowed
14533 with e500mc. Add isel instruction to e500mc by
14534 default. Initialize rs6000_cost for e500mc.
14535 (rs6000_issue_rate): Set issue rate for e500mc.
14536 * config/rs6000/rs6000.h (processor_type): Add
14537 PROCESSOR_PPCE500MC.
14538 (ASM_CPU_SPEC): Add e500mc.
14539 Set TARGET_ISEL to rs6000_isel.
14540 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14541 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14542 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14544 * doc/invoke.texi: Add e500mc to list of cpus.
14546 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14549 * c-lex.c (lex_charconst): Initialize unsignedp.
14551 2008-06-27 Olivier Hainque <hainque@adacore.com>
14553 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14554 documented assumptions.
14556 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14558 * dwarf2out.c: Remove trailing white spaces. Break long line
14561 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14563 * libfuncs.h (LTI_synchronize): New libfunc_index.
14564 (synchronize_libfunc): Declare.
14565 * builtins.c (expand_builtin_synchronize): Consider using
14566 synchronize_libfunc before falling back on an asm blockage.
14567 * config/mips/mips.c: Include libfuncs.h
14568 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14570 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14572 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14573 parameter. Copy stack_reg to r11 where appropriate.
14574 (no_global_regs_above): Add gpr parameter.
14575 (rs6000_stack_info): Only add padding for SPE save area if we
14576 are saving SPE GPRs and CR.
14577 (saveres_routine_syms): New variable.
14578 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14580 (rs6000_savres_routine_sym): New function.
14581 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14583 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14584 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14585 Tweak FPR out-of-line saving.
14586 (rs6000_make_savres_rtx): New function.
14587 (rs6000_use_multiple_p): New function.
14588 (rs6000_savres_strategy): New function.
14589 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14590 out-of-line if appropriate.
14591 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14592 if we are optimizing for size.
14593 (GP_SAVE_INLINE): Define.
14594 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14595 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14596 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14597 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14598 (*save_fpregs_<mode>): Add use of r11.
14599 (*restore_gpregs_<mode>): New insn.
14600 (*return_and_restore_gpregs_<mode>): New insn.
14601 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14603 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14604 (*restore_gpregs_spe): New insn.
14605 (*return_and_restore_gpregs_spe): New insn.
14606 * config/rs6000/predicates.md (save_world_operation): Fix check.
14608 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14610 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14611 this point, so assert that.
14613 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14615 * cfganal.c: Include vec.h and vecprim.h.
14616 (compute_idf): Import from...
14617 * tree-into-ssa (compute_idf): ...here.
14618 * basic-block.h (compute_idf): Export.
14620 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14622 * c-decl.c (merge_decls): Use !current_function_decl to check for
14623 extern declaration of C99 inline function being at file scope.
14625 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14627 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14629 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14631 * alias.c (record_alias_subset, init_alias_analysis): Fix
14632 -Wc++-compat and/or -Wcast-qual warnings.
14633 * attribs.c (lookup_attribute_spec): Likewise.
14634 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14635 copy_bb, connect_traces,
14636 find_rarely_executed_basic_blocks_and_cr): Likewise.
14637 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14638 note_btr_set, migrate_btr_defs): Likewise.
14639 * builtins.c (result_vector, expand_builtin_memcpy,
14640 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14641 builtin_memset_read_str, expand_builtin_printf,
14642 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14644 * caller-save.c (mark_set_regs): Likewise.
14645 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14646 * cgraph.c (cgraph_edge): Likewise.
14647 * combine.c (likely_spilled_retval_1): Likewise.
14648 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14649 htab_counts_entry_del, get_coverage_counts): Likewise.
14650 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14651 new_cselib_val): Likewise.
14652 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14653 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14655 * df-core.c (df_compact_blocks): Likewise.
14656 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14657 * df-scan.c (df_grow_reg_info, df_ref_create,
14658 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14659 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14660 df_record_entry_block_defs, df_record_exit_block_uses,
14661 df_bb_verify): Likewise.
14662 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14663 DF_REF_EXTRACT_MODE_CONST): New.
14664 * dominance.c (get_immediate_dominator, get_dominated_by,
14665 nearest_common_dominator, root_of_dom_tree,
14666 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14667 -Wc++-compat and/or -Wcast-qual warnings.
14668 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14669 record_store, replace_read, check_mem_read_rtx, scan_insn,
14670 dse_step1, dse_record_singleton_alias_set): Likewise.
14671 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14673 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14675 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14676 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14677 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14678 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14679 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14680 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14681 file_name_acquire, output_file_names, add_const_value_attribute,
14682 premark_used_types_helper, file_table_eq, file_table_hash,
14683 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14684 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14685 -Wcast-qual warnings.
14686 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14687 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14688 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14689 gen_reg_rtx, start_sequence, init_emit): Likewise.
14690 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14691 * except.c (init_eh_for_function, gen_eh_region,
14692 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14693 arh_to_landing_pad, arh_to_label, add_action_record,
14694 add_call_site, switch_to_exception_section): Likewise.
14695 * expmed.c (synth_mult): Likewise.
14696 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14697 store_expr): Likewise.
14698 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14700 * function.c (assign_stack_temp_for_type,
14701 allocate_struct_function, match_asm_constraints_1): Likewise.
14702 * gcov-io.c (gcov_allocate): Likewise.
14703 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14704 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14705 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14706 record_one_set, insert_expr_in_table, insert_set_in_table,
14707 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14708 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14709 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14710 -Wcast-qual warnings.
14712 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14714 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14715 -Wcast-qual warnings.
14716 * gcc.c (process_command): Likewise.
14717 * genattrtab.c (oballoc): Use XOBNEW.
14718 (oballocvec): Define.
14719 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14720 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14721 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14722 -Wc++-compat and/or -Wcast-qual warnings.
14723 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14724 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14725 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14726 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14727 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14728 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14729 add_excls, process_presence_absence_names,
14730 process_presence_absence_patterns, add_presence_absence,
14731 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14732 get_free_state, add_arc, get_free_automata_list_el,
14733 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14734 transform_3, cache_presence, create_ainsns, create_automata,
14735 create_state_ainsn_table, dfa_insn_code_enlarge,
14736 output_trans_func, output_min_issue_delay_func,
14737 output_dead_lock_func, output_reset_func,
14738 output_get_cpu_unit_code_func, output_dfa_start_func,
14739 expand_automata): Likewise.
14740 * genextract.c (gen_insn): Likewise.
14741 * gengtype-lex.l: Likewise.
14742 * gengtype.c (read_input_list, adjust_field_type,
14743 process_gc_options): Likewise.
14744 * genoutput.c (note_constraint): Likewise.
14745 * genpreds.c (mangle, add_constraint): Likewise.
14746 * genrecog.c (process_define_predicate, new_decision,
14747 add_to_sequence): Likewise.
14748 * gensupport.c (record_insn_name): Likewise.
14750 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14752 * config/i386/driver-i386.c (detect_caches_amd,
14753 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14754 and/or -Wcast-qual warnings.
14755 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14756 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14757 gt_pch_save): Likewise.
14758 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14759 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14760 * global.c (compute_regsets): Likewise.
14761 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14762 finish_graph_dump_file): Likewise.
14763 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14764 unlink_bb_notes): Likewise.
14765 * integrate.c (get_hard_reg_initial_val): Likewise.
14766 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14767 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14768 * local-alloc.c (update_equiv_regs): Likewise.
14769 * loop-invariant.c (check_invariant_table_size,
14770 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14772 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14773 altered_reg_used, mark_altered): Likewise.
14774 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14775 insert_var_expansion_initialization,
14776 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14777 release_var_copies): Likewise.
14778 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14779 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14780 analyze_accesses_for_phi_node, check_var_notmodified_p,
14781 check_allocation_function, find_sites_in_func,
14782 record_all_accesses_in_func, transform_access_sites,
14783 transform_allocation_sites): Likewise.
14784 * omp-low.c (new_omp_region, create_omp_child_function_name,
14785 check_omp_nesting_restrictions, check_combined_parallel,
14786 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14787 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14788 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14789 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14791 * opts-common.c (prune_options): Likewise.
14792 * opts.c (add_input_filename, print_filtered_help,
14793 get_option_state): Likewise.
14794 * params.c (add_params): Likewise.
14795 * passes.c (set_pass_for_id, next_pass_1,
14796 do_per_function_toporder, pass_fini_dump_file): Likewise.
14797 * postreload.c (reload_cse_simplify_operands): Likewise.
14798 * predict.c (tree_predicted_by_p, tree_predict_edge,
14799 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14801 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14803 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14805 * recog.c (check_asm_operands, validate_change_1): Likewise.
14806 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14807 subst_asm_stack_regs): Likewise.
14808 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14809 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14810 * regmove.c (reg_is_remote_constant_p): Likewise.
14811 * regrename.c (regrename_optimize, scan_rtx_reg,
14812 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14814 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14815 regstat_compute_calls_crossed): Likewise.
14816 * reload1.c (init_reload, new_insn_chain,
14817 has_nonexceptional_receiver, reload, copy_reloads,
14818 calculate_needs_all_insns, init_elim_table): Likewise.
14819 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14820 * rtl.c (shallow_copy_rtx_stat): Likewise.
14821 * rtlanal.c (parms_set): Likewise.
14822 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14823 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14824 * sched-ebb.c (earliest_block_with_similiar_load,
14825 add_deps_for_risky_insns): Likewise.
14826 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14827 schedule_region): Likewise.
14828 * see.c (eq_descriptor_pre_extension,
14829 hash_descriptor_pre_extension, hash_del_pre_extension,
14830 eq_descriptor_properties, hash_descriptor_properties,
14831 hash_del_properties, see_seek_pre_extension_expr,
14832 see_initialize_data_structures, see_print_register_properties,
14833 see_print_pre_extension_expr, see_delete_merged_def_extension,
14834 see_delete_unmerged_def_extension, see_emit_use_extension,
14835 see_pre_delete_extension, see_map_extension, see_commit_changes,
14836 see_analyze_merged_def_local_prop,
14837 see_analyze_merged_def_local_prop,
14838 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14839 see_set_prop_merged_def, see_set_prop_unmerged_def,
14840 see_set_prop_unmerged_use, see_print_one_extension,
14841 see_merge_one_use_extension, see_merge_one_def_extension,
14842 see_store_reference_and_extension, see_update_uses_relevancy,
14843 see_update_defs_relevancy): Likewise.
14844 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14845 hash_statistics_free, curr_statistics_hash): Likewise.
14846 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14847 expand_asm_operands, expand_return, case_bit_test_cmp,
14848 expand_case): Likewise.
14849 * stor-layout.c (start_record_layout): Likewise.
14850 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14851 gt_pch_save_stringpool): Likewise.
14852 * tree-data-ref.c (hash_stmt_vertex_info,
14853 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14854 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14856 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14859 * config/i386/i386.md : Change constraints of HImode and QImode
14860 immediate operands from "i" to "n". Change SImode "ni" constraint to
14861 "i" and SImode "rmi" constraint to "g". Remove all constraints
14862 from const0_operand and const1_operand predicated operands.
14863 (i): Change QImode and HImode attribute from "i" to "n".
14864 (*subqi_2): Change HImode operands to QImode.
14867 2008-06-25 Olivier Hainque <hainque@adacore.com>
14869 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14872 2008-06-25 Richard Guenther <rguenther@suse.de>
14874 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14875 not overflow the result type.
14877 2008-06-25 Richard Guenther <rguenther@suse.de>
14879 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14880 (vn_lookup): Likewise.
14882 2008-06-25 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/35518
14885 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14886 * tree-sra.c (instantiate_element): Use fold_build3 to build
14888 (try_instantiate_multiple_fields): Likewise.
14890 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14892 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14895 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14897 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14898 use_backchain_to_restore_sp to true
14899 if the offset of the link register save area would go over the 32k - 1
14900 offset limit of the load
14903 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14905 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14906 anchor for the type-punning blurb. Cross-reference "Structures
14907 unions enumerations and bit-fields implementation". Provide a
14908 cast-through-pointer example. Make final sentence self-contained.
14909 * doc/implement-c.texi (Structures unions enumerations and
14910 bit-fields implementation): Cross-reference the type-punning blurb
14911 in the -fstrict-aliasing documentation.
14913 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14915 PR middle-end/36594
14916 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14917 the memory instead of the memory itself for the save area.
14919 2008-06-24 Olivier Hainque <hainque@adacore.com>
14920 Nicolas Roche <roche@adacore.com>
14922 * gengtype.c (srcdir_len): size_t instead of int.
14923 (get_file_realbasename): New function. For F a filename, the real
14924 basename of F, with all the path components stripped.
14925 (get_file_srcdir_relative_path): New function. For F a filename, the
14926 relative path to F from $(srcdir).
14927 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14928 get_file_realbasename. Adjust the head comment.
14929 (get_prefix_langdir_index): New function. For F a filename, return the
14930 lang_dir_names[] relative index of the language directory that is
14932 (get_file_langdir): For F a filename, return the name of the language
14933 directory where F is located.
14934 (get_file_gtfilename): New function. The gt- output file name for an
14936 (get_output_file_with_visibility): Replace in-line computations with
14937 uses of get_file_gtfilename and get_prefix_langdir_index.
14938 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14940 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14942 PR tree-optimization/36504
14943 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14944 references without base address.
14946 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14948 PR middle-end/36584
14949 * calls.c (expand_call): Increase alignment for recursive functions.
14951 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14953 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14954 (TARGET_FUNCTION_VALUE): New define.
14955 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14956 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14958 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14960 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14961 (fmod<mode>3): Ditto.
14962 (remainderxf3): Ditto.
14963 (remainder<mode>3): Ditto.
14965 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14968 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14969 REG is a hard register.
14971 PR tree-optimization/36508
14972 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14973 499, don't check it at all in release compilers.
14975 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14977 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14978 together with SSE_TARGET_MATH to disable insn pattern.
14979 (*fop_<MODEF:mode>_2_i387): Ditto.
14980 (*fop_<MODEF:mode>_3_i387): Ditto.
14982 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14984 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14986 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14988 PR middle-end/34906
14989 * gimplify.c (gimplify_asm_expr): Check the return code of
14990 parse_output_constraint call, set function return and is_inout
14991 value if it failed.
14993 2008-06-22 Ian Lance Taylor <iant@google.com>
14995 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14996 (narrowest_signed_type): Likewise.
14997 * c-typeck.c (c_common_type): Change local variable mclass to enum
14999 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15000 tcc_comparison, not the tree code itself.
15001 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15002 (c_expand_expr): Cast modifier to enum expand_modifier.
15003 * c-common.h (C_RID_CODE): Add casts.
15004 (C_SET_RID_CODE): Define.
15005 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15006 (c_lex_one_token): Add cast to avoid warning.
15007 (c_parser_objc_type_name): Rename local typename to type_name.
15008 (check_no_duplicate_clause): Change code parameter to enum
15010 (c_parser_omp_var_list_parens): Change kind parameter to enum
15012 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15013 c_parser_omp_list_var_parens.
15014 (c_parser_omp_threadprivate): Likewise.
15015 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15016 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15017 * c-format.c (NO_FMT): Define.
15018 (printf_length_specs): Use NO_FMT.
15019 (asm_fprintf_length_specs): Likewise.
15020 (gcc_diag_length_specs): Likewise.
15021 (scanf_length_specs): Likewise.
15022 (strfmon_length_specs): Likewise.
15023 (gcc_gfc_length_specs): Likewise.
15024 (printf_flag_specs): Change 0 to STD_C89.
15025 (asm_fprintf_flag_specs): Likewise.
15026 (gcc_diag_flag_specs): Likewise.
15027 (gcc_cxxdiag_flag_specs): Likewise.
15028 (scanf_flag_specs): Likewise.
15029 (strftime_flag_specs): Likewise.
15030 (strfmon_flag_specs): Likewise.
15031 (print_char_table): Likewise.
15032 (asm_fprintf_char_table): Likewise.
15033 (gcc_diag_char_table): Likewise.
15034 (gcc_tdiag_char_table): Likewise.
15035 (gcc_cdiag_char_table): Likewise.
15036 (gcc_cxxdiag_char_table): Likewise.
15037 (gcc_gfc_char_table): Likewise.
15038 (scan_char_table): Likewise.
15039 (time_char_table): Likewis.
15040 (monetary_char_table): Likewise.
15041 * c-format.h (BADLEN): Likewise.
15043 2008-06-21 Ian Lance Taylor <iant@google.com>
15045 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15046 Define END_OF_BASE_TREE_CODES around inclusion.
15047 * tree.c (tree_code_type): New global array.
15048 (tree_code_length, tree_code_name): Likewise.
15049 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15050 $(lang_tree_files).
15051 (all-tree.def, s-alltree): New targets.
15052 (gencheck.h, s-gencheck): Remove.
15053 (tree.o): Depend upon all-tree.def.
15054 (build/gencheck.o): Remove gencheck.h dependency.
15055 (mostlyclean): Don't remove gencheck.h.
15056 * c-common.h (enum c_tree_code): Remove.
15057 * c-lang.c (tree_code_type): Remove.
15058 (tree_code_length, tree_code_name): Remove.
15059 * gencheck.c (tree_codes): Include all-tree.def, rather than
15060 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15062 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15064 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15065 (operator_name_info): Size to MAX_TREE_CODES.
15066 (assignment_operator_name_info): Likewise.
15067 * cp/cp-lang.c (tree_code_type): Remove.
15068 (tree_code_length, tree_code_name): Remove.
15069 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15070 (assignment_operator_name_info): Likewise.
15071 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15073 * cp/mangle.c (write_expression): Likewise.
15074 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15075 * fortran/f95-lang.c (tree_code_type): Remove.
15076 (tree_code_length, tree_code_name): Remove.
15077 * java/java-tree.h (enum java_tree_code): Remove.
15078 * java/lang.c (tree_code_type): Remove.
15079 (tree_code_length, tree_code_name): Remove.
15080 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15081 * objc/objc-act.h (enum objc_tree_code): Remove.
15082 * objc/objc-lang.c (tree_code_type): Remove.
15083 (tree_code_length, tree_code_name): Remove.
15084 * objcp/objcp-lang.c (tree_code_type): Remove.
15085 (tree_code_length, tree_code_name): Remove.
15086 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15087 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15088 * ada/misc.c (tree_code_type): Remove.
15089 (tree_code_length, tree_code_name): Remove.
15091 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15093 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15094 the grand_bitmap_obstack.
15096 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15098 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15099 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15100 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15101 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15102 move_stmt_r, new_label_mapper): Likewise.
15103 * tree-complex.c (cvc_lookup): Likewise.
15104 * tree-dfa.c (create_function_ann): Likewise.
15105 * tree-dump.c (dump_register): Likewise.
15106 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15107 find_phi_replacement_condition): Likewise.
15108 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15109 tree_function_versioning): Likewise.
15110 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15111 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15112 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15113 get_nonlocal_debug_decl, convert_nonlocal_reference,
15114 convert_nonlocal_omp_clauses, get_local_debug_decl,
15115 convert_local_reference, convert_local_omp_clauses,
15116 convert_nl_goto_reference, convert_nl_goto_receiver,
15117 convert_tramp_reference, convert_call_expr): Likewise.
15118 * tree-outof-ssa.c (contains_tree_r): Likewise.
15119 * tree-parloops.c (reduction_phi, initialize_reductions,
15120 eliminate_local_variables_1, add_field_for_reduction,
15121 add_field_for_name, create_phi_for_local_result,
15122 create_call_for_reduction_1, create_loads_for_reductions,
15123 create_stores_for_reduction, create_loads_and_stores_for_name):
15125 * tree-phinodes.c (allocate_phi_node): Likewise.
15126 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15127 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15128 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15129 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15130 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15131 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15132 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15133 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15134 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15135 vn_nary_op_insert): Likewise.
15136 * tree-ssa.c (redirect_edge_var_map_add,
15137 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15138 * tree-vectorizer.c (vectorize_loops): Likewise.
15139 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15140 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15141 tree_cons_stat, build1_stat, build_variant_type_copy,
15142 decl_init_priority_lookup, decl_fini_priority_lookup,
15143 decl_priority_info, decl_restrict_base_lookup,
15144 decl_restrict_base_insert, decl_debug_expr_lookup,
15145 decl_debug_expr_insert, decl_value_expr_lookup,
15146 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15147 type_hash_add, get_file_function_name, tree_check_failed,
15148 tree_not_check_failed, tree_range_check_failed,
15149 omp_clause_range_check_failed, build_omp_clause,
15150 build_vl_exp_stat): Likewise.
15151 * value-prof.c (gimple_histogram_value,
15152 gimple_duplicate_stmt_histograms): Likewise.
15153 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15154 unshare_variable, variable_union_info_cmp_pos, variable_union,
15155 dataflow_set_different_1, dataflow_set_different_2,
15156 vt_find_locations, variable_was_changed, set_variable_part,
15157 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15158 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15159 section_entry_hash, object_block_entry_eq,
15160 object_block_entry_hash, create_block_symbol,
15161 initialize_cold_section_name, default_function_rodata_section,
15162 strip_reg_name, set_user_assembler_name, const_desc_eq,
15163 build_constant_desc, output_constant_def, lookup_constant_def,
15164 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15165 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15166 default_internal_label): Likewise.
15167 * varray.c (varray_init, varray_grow): Likewise.
15168 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15170 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15172 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15173 operators for "test" insn. Macroize insn using SWI mode macro.
15174 (*jcc_fused_2): Ditto.
15175 (*jcc_fused_3): Macroize insn using SWI mode macro.
15176 (*jcc_fused_4): Ditto.
15178 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15180 * tree-ssa-pre.c: Fix typo in comment.
15181 (init_antic, fini_antic): Add explicit funtions for
15182 initializing and deinitializing ANTIC and AVAIL sets.
15183 (create_expression_by_pieces): Fix typo in comment.
15184 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15185 (execute_pre): Eventually dump details about ANTIC_IN.
15187 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15189 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15190 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15191 add_to_obstack, file_at_path, find_a_file, execute,
15192 add_preprocessor_option, add_assembler_option, add_linker_option,
15193 process_command, insert_wrapper, do_option_spec, do_self_spec,
15194 spec_path, do_spec_1, is_directory, main, used_arg,
15195 getenv_spec_function): Likewise.
15196 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15197 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15200 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15202 * doc/rtl.texi: Updated subreg section.
15204 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15207 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15208 node->needed and node->reachable.
15209 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15210 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15211 (expand_task_call): Don't call expand_task_copyfn.
15212 (expand_task_copyfn): Renamed to...
15213 (finalize_task_copyfn): ... this.
15215 2008-06-19 Jan Hubicka <jh@suse.cz>
15217 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15218 clobbering framepointer.
15220 2008-06-19 Jan Hubicka <jh@suse.cz>
15222 * tree-optimize.c (execute_early_local_optimizations): Set
15223 cgraph_state only at first invocation.
15225 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15227 * system.h (-Wc++-compat): Activate as a warning, no an error.
15229 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15231 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15232 instead of "#" in insn asm template.
15233 (*jcc_fused_2): Ditto.
15235 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15237 * config/i386/i386.h (ix86_tune_indices)
15238 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15239 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15240 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15241 (*jcc_fused_2): Ditto.
15242 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15243 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15244 (print operand): Handle 'E' and 'e' code.
15246 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15248 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15250 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15252 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15254 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15256 (cgraph_expand_function): Use local copy of decl.
15257 (cgraph_expand_all_functions): Remove redundant initialization of
15259 (cgraph_optimize): Reword internal_error message.
15261 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15263 * arm-protos.h (arm_return_in_memory): Remove public
15264 arm_return_in_memory() prototype.
15265 * arm.c (arm_return_in_memory): Add static prototype, add target
15266 hook macro, change definition and comments.
15267 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15269 2008-06-19 Ben Elliston <bje@au.ibm.com>
15271 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15272 real.c: Remove references to IEEE 754R.
15273 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15274 * doc/libgcc.texi (Decimal float library routines): Likewise.
15276 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15278 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15279 (default_unwind_word_mode): Add prototype.
15280 * targhooks.c (default_unwind_word_mode): New function.
15281 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15282 instead of word_mode.
15283 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15284 (TARGET_INITIALIZER): Use it.
15286 * c-common.c (handle_mode_attribute): Support "unwind_word"
15288 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15290 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15291 word_mode to access SjLj_Function_Context member "data".
15292 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15293 conversion from targetm.eh_return_filter_mode () to
15294 targetm.unwind_word_mode () if they differ.
15296 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15297 (BT_FN_UNWINDWORD_PTR): New function type.
15298 (BT_FN_WORD_PTR): Remove.
15299 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15300 * except.c (expand_builtin_extend_pointer): Convert pointer to
15301 targetm.unwind_word_mode () instead of word_mode.
15303 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15304 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15305 (spu_unwind_word_mode): New function.
15306 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15307 (TARGET_UNWIND_WORD_MODE): Define.
15308 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15310 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15312 * config/spu/spu.c (reg_align): Remove.
15313 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15314 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15315 (spu_split_store): Likewise.
15317 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15319 * gcc/tree-vn.c: Fix typo in comment.
15321 2008-06-18 Jan Hubicka <jh@suse.cz>
15323 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15324 toplevel reorder too.
15326 2008-06-18 Jan Hubicka <jh@suse.cz>
15328 * c-opts.c (c_common_post_options): PCH is not compatible with
15330 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15331 -fno-toplevel-reorder by default now.
15333 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15335 PR documentation/30739
15336 * doc/install.texi (Prerequisites): Document dependency on awk.
15338 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15339 Ian Lance Taylor <iant@google.com>
15341 PR rtl-optimization/35604
15342 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15343 only want to change jump destinations, not eventual label comparisons.
15345 2008-06-16 Jan Hubicka <jh@suse.cz>
15347 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15349 (cgraph_analyze_function): Likewise.
15351 2008-06-16 Jan Hubicka <jh@suse.cz>
15353 * cgraph.h (cgraph_mark_if_needed): New function.
15354 * cgraphunit.c (cgraph_mark_if_needed): New function.
15355 * c-decl.c (duplicate_decl): Use it.
15357 2008-06-16 Jan Hubicka <jh@suse.cz>
15359 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15362 2008-06-16 Jan Hubicka <jh@suse.cz>
15364 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15366 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15367 Kazu Hirata <kazu@codesourcery.com>
15368 Maxim Kuvyrkov <maxim@codesourcery.com
15370 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15371 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15372 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15373 EXTRA_SPEC_FUNCTIONS.
15374 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15375 (DRIVER_SELF_SPECS): Adjust.
15376 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15377 * config/mips/st.h, config/mips/t-st: New.
15378 * config/mips/driver-native.c, config/mips/x-native: New.
15379 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15382 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15384 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15386 (ISA_HAS_FP_CONDMOVE): New macro.
15387 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15388 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15389 (ISA_HAS_NMADD3_NMSUB3): New macro.
15390 * config/mips/mips.c (mips_rtx_costs): Update.
15391 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15392 compiling for ST Loongson 2E/2F.
15393 (madd<mode>): Rename to madd4<mode>. Update.
15394 (madd3<mode>): New pattern.
15395 (msub<mode>): Rename to msub4<mode>. Update.
15396 (msub3<mode>): New pattern.
15397 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15398 (nmadd3<mode>): New pattern.
15399 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15400 (nmadd3<mode>_fastmath): New pattern.
15401 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15402 (nmsub3<mode>): New pattern.
15403 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15404 (nmsub3<mode>_fastmath): New pattern.
15405 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15407 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15409 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15410 (DF_REF_INSN_INFO): New.
15411 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15412 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15413 with a NULL DF_REF_INSN_INFO.
15414 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15416 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15417 DF_INSN_INFO_EQ_USES): New.
15418 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15419 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15420 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15421 * df-core.c: Update comment for above changes.
15422 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15423 DF_INSN_UID_* macros.
15424 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15425 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15426 insn rtx. Update all callers.
15427 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15428 df_ref_create_structure, df_insn_refs_collect): Likewise.
15429 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15430 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15431 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15432 macros to access the insn refs.
15433 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15434 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15435 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15436 for accessing the refs.
15437 (try_fwprop_subst): Likewise.
15438 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15439 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15440 for accessing the refs.
15441 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15442 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15443 to look at the insn refs.
15444 (record_uses): Likewise.
15445 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15447 (mark_artificial_uses): Don't mark_insn for artificial refs.
15448 (mark_reg_rependencies): Likewise.
15450 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15452 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15454 * configure: Regenerate.
15456 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15458 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15460 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15462 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15464 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15465 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15466 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15468 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15470 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15471 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15472 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15474 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15476 * tree-ssa-sccvn.c: Fix format of comments.
15478 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15480 * cgraph.c: Remove unneeded forward declarations of eq_node()
15483 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15485 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15487 (see_update_relevancy): Likewise.
15488 * fwprop.c (try_fwprop_subst): Likewise.
15489 * rtlanal.c (noop_move_p): Likewise.
15490 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15491 notes to non-existing libcall blocks.
15492 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15494 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15495 (dead_libcall_p): Remove.
15496 (delete_trivially_dead_insns): Don't use it.
15497 * web.c (union_defs): Remove comment about keeping nops.
15498 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15499 (compute_hash_table_work): Don't track libcall notes.
15500 (do_local_cprop): Don't take libcall pointers. Don't update
15502 (adjust_libcall_notes): Deleted.
15503 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15504 ever have existed in the first place).
15505 (replace_store_insn): Don't try to remove libcall notes.
15506 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15507 (resolve_reg_notes): Don't call them.
15508 (resolve_simple_move): Likewise.
15509 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15510 Don't remove REG_RETVAL notes.
15511 * emit-rtl.c (try_split): Don't update libcall notes.
15512 (emit_copy_of_insn_after): Dito.
15513 * cselib.c (cselib_current_insn_in_libcall): Remove.
15514 (cselib_process_insn): Don't set/clear it.
15515 (new_elt_loc_list): Don't record it.
15516 (cselib_init): Don't initialize it.
15517 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15518 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15520 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15521 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15522 (init_deps): Don't initialize it.
15523 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15524 * combine.c (delete_noop_moves): Don't update libcall notes.
15525 (can_combine_p): Remove now pointless #if 0 block.
15526 (try_combine): Remove another obsolete #if 0 block.
15527 (distribute_notes): Don't distribute libcall notes.
15528 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15529 * dce.c (libcall_dead_p): Remove.
15530 (delete_unmarked_insns): Don't handle libcall blocks.
15531 (preserve_libcall_for_dce): Remove.
15532 (prescan_insns_for_dce): Don't special-case libcall block insns.
15533 * reload1 (reload): Don't handle libcall notes.
15534 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15537 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15539 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15540 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15541 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15543 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15545 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15546 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15547 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15549 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15551 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15553 2008-06-16 Ira Rosen <irar@il.ibm.com>
15555 PR tree-optimization/36493
15556 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15557 the arguments list. Use VECTYPE to create vector pointer.
15558 (vectorizable_store): Fail if accesses through a pointer to vectype
15559 do not alias the original memory reference operands.
15560 Call vect_create_data_ref_ptr without the removed argument.
15561 (vectorizable_load): Likewise.
15562 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15565 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15568 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15569 reg_equiv_constant.
15571 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15573 * config/mips/loongson2ef.md: New file.
15574 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15575 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15576 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15577 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15578 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15580 (loongson2ef.md): New include.
15581 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15582 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15583 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15584 (loongson_gt_<mode>, loongson_extract_halfword)
15585 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15586 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15587 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15588 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15589 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15590 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15591 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15592 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15593 (vec_interleave_low<mode>): Define type attribute.
15594 * config/mips/mips.c (mips_ls2): New static variable.
15595 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15596 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15597 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15598 Implement target scheduling hooks.
15599 (mips_multipass_dfa_lookahead): Update to handle tuning for
15601 (mips_sched_init): Initialize data for Loongson scheduling.
15602 (mips_ls2_variable_issue): New static function.
15603 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15605 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15606 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15607 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15608 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15609 Handle ST Loongson 2E/2F cores.
15610 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15612 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15614 * omp-low.c (extract_omp_for_data): Fix comment typo.
15617 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15619 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15620 FIXME note about gcc/config.guess.
15621 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15622 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15623 * doc/cppopts.texi: Likewise.
15624 * doc/extend.texi: Likewise.
15625 * doc/gcc.texi: Likewise.
15626 * doc/gccint.texi: Likewise.
15627 * doc/gcov.texi: Likewise.
15628 * doc/gty.texi: Likewise.
15629 * doc/hostconfig.texi: Likewise.
15630 * doc/install.texi: Likewise.
15631 * doc/invoke.texi: Likewise.
15632 * doc/loop.texi: Likewise.
15633 * doc/makefile.texi: Likewise.
15634 * doc/md.texi: Likewise.
15635 * doc/passes.texi: Likewise.
15636 * doc/tm.texi: Likewise.
15637 * doc/tree-ssa.texi: Likewise.
15638 * doc/trouble.texi: Likewise.
15640 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15641 Nathan Sidwell <nathan@codesourcery.com>
15642 Maxim Kuvyrkov <maxim@codesourcery.com>
15643 Richard Sandiford <rdsandiford@googlemail.com>
15645 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15646 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15647 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15649 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15650 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15651 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15653 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15654 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15655 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15656 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15657 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15658 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15659 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15660 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15661 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15662 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15663 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15664 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15665 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15666 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15667 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15668 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15669 (mips_builtins): Add Loongson builtins.
15670 (mips_loongson_2ef_bdesc): New.
15671 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15672 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15673 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15674 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15676 (mips_expand_vector_init): New.
15677 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15678 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15680 * config/mips/mips.md: Add unspec numbers for Loongson
15681 builtins. Include loongson.md.
15682 (MOVE64): Include Loongson vector modes.
15683 (SPLITF): Include Loongson vector modes.
15684 (HALFMODE): Handle Loongson vector modes.
15685 * config/mips/loongson.md: New.
15686 * config/mips/loongson.h: New.
15687 * config.gcc: Add loongson.h header for mips*-*-* targets.
15688 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15690 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15692 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15693 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15694 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15695 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15696 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15697 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15698 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15699 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15700 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15701 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15702 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15703 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15704 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15705 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15706 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15707 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15708 Remove use_fixproto=yes.
15709 (ia64*-*-hpux*): Remove comment about using fixproto.
15710 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15712 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15714 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15716 * configure: Regenerate.
15718 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15720 PR middle-end/36520
15721 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15722 before evaluating it.
15724 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15727 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15728 nested inline functions.
15729 (start_decl, start_function): Don't invert DECL_EXTERNAL
15730 for nested inline functions.
15732 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15734 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15735 splits that must be made for correctness.
15737 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15739 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15740 (AVAIL_NON_MIPS16): Likewise.
15741 (mips_builtin_description): Replace target_flags with a predicate.
15742 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15743 (dspr2_32): New availability predicates.
15744 (MIPS_BUILTIN): New macro.
15745 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15746 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15747 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15748 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15749 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15750 (mips_dsp_32only_bdesc): Merge into...
15751 (mips_builtins): ...this new array.
15752 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15753 (mips_init_builtins): Update after above changes.
15754 (mips_expand_builtin_1): Merge into...
15755 (mips_expand_builtin): ...here and update after above changes.
15757 2008-06-12 Paul Brook <paul@codesourcery.com>
15759 * longlong.h (__arm__): Define count_leading_zeros.
15760 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15761 (clzsi2, clzdi2): New functions.
15762 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15763 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15764 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15765 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15766 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15767 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15768 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15769 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15770 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15771 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15773 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15775 * config/m68k/m68k.c (m68k_tune_flags): New.
15776 (override_options): Compute m68k_tune_flags.
15777 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15778 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15780 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15782 PR middle-end/36506
15783 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15785 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15787 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15788 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15790 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15792 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15793 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15795 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15797 PR middle-end/36506
15798 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15801 2008-06-12 Richard Guenther <rguenther@suse.de>
15803 PR tree-optimization/36345
15804 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15805 add memory_tag_needed flag.
15806 (may_alias_p): Declare.
15807 * tree-ssa-alias.c (may_alias_p): Export.
15808 (set_initial_properties): Use memory_tag_needed flag.
15809 (update_reference_counts): Likewise.
15810 (reset_alias_info): Reset memory_tag_needed flag.
15811 (create_name_tags): Check memory_tag_needed flag.
15812 (dump_points_to_info_for): Dump it.
15813 * tree-ssa-structalias.c (struct variable_info): Remove
15814 directly_dereferenced flag.
15815 (new_var_info): Do not initialize it.
15816 (process_constraint_1): Do not set it.
15817 (update_alias_info): Set is_dereferenced flag.
15818 (set_uids_in_ptset): Use may_alias_p.
15819 (set_used_smts): Check memory_tag_needed flag.
15820 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15821 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15822 memory_tag_needed flag.
15823 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15824 from broken design.
15826 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15828 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15829 red zone for w64 abi.
15830 (ix86_expand_prologue): Likewise.
15831 (ix86_force_to_memory): Likewise.
15832 (ix86_free_from_memory): Likewise.
15834 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15837 * config/rs6000/rs6000.c (rs6000_override_options): Set
15838 rs6000_isel conditionally to the absence of comand line override.
15839 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15840 Remove duplicate rs6000_isel setting.
15841 * config/rs6000/eabispe.h: Ditto.
15843 2008-06-11 Richard Guenther <rguenther@suse.de>
15845 * alias.c (get_alias_set): Use the element alias-set for arrays.
15846 (record_component_aliases): For arrays and vectors do nothing.
15847 * c-common.c (strict_aliasing_warning): Handle the cases
15848 of alias set zero explicitly.
15849 * Makefile.in (dfp.o-warn): Add -Wno-error.
15851 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15853 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15855 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15856 tune_32 tune_64 to supported_defaults. Allow values not
15857 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15858 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15859 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15860 with_cpu_64 to generic for 64-bit-supporting configurations, not
15861 with_cpu. Remove FIXMEs.
15862 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15863 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15864 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15865 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15866 arch_32 and arch_64.
15868 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15869 Olivier Hainque <hainque@adacore.com>
15871 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15872 Use DECL_SIZE_UNIT to retrieve the size of the field.
15874 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15876 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15877 with function calls after declarations. Lay out
15878 neon_float_type_node before further use.
15880 2008-06-11 Richard Guenther <rguenther@suse.de>
15882 * tree-flow.h (may_point_to_global_var): Declare.
15883 * tree-ssa-alias.c (may_point_to_global_var): New function.
15884 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15886 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15888 * configure.ac: Teach that fido supports .debug_line.
15889 * configure: Regenerate.
15891 2008-06-10 Tom Tromey <tromey@redhat.com>
15893 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15896 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15898 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15899 (encode_decimal64, decode_decimal64, encode_decimal128,
15900 decode_decimal128): Reverse order of 32-bit parts of value if host
15901 and target endianness differ.
15903 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15905 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15906 Avoid division by 0.
15907 (tree_mod_pow2_value_transform): Likewise.
15908 (tree_ic_transform): Likewise.
15909 (tree_stringops_transform): Likewise.
15910 (tree_mod_subtract_transform): Likewise.
15911 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15912 (copy_edges_for_bb): Likewise.
15913 (initialize_cfun): Likewise.
15915 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15917 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15918 nonmemory_operand. Add "N" operand constraint.
15920 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15921 (*jcc_btsi_mask): Ditto.
15922 (*jcc_btsi_mask_1): Ditto.
15924 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15926 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15927 TYPE_CANONICAL for copied element type.
15929 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15932 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15933 Add m_CORE2 and m_GENERIC.
15934 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15935 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15937 (*jcc_btdi_rex64): New instruction and split pattern.
15938 (*jcc_btsi): Ditto.
15939 (*jcc_btsi_1): Ditto.
15940 (*btsq): Fix Intel asm dialect operand order.
15944 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15946 PR middle-end/36447
15947 * simplify-rtx.c (simplify_subreg): Add check for shift count
15950 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15952 * doc/md.texi: Synchronize with later constraints.md change.
15953 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15954 with a C implementation.
15955 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15957 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15958 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15959 when moving to and from MD_REGNUM.
15960 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15961 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15962 Handle byte and halfword moves.
15963 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15965 * config/mips/constraints.md (h): Turn into NO_REGS.
15966 (l, x): Update documentation.
15967 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15968 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15969 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15970 (HILO): New mode iterator.
15972 (any_div): New code iterator.
15973 (u): Extend code attribute to div and udiv.
15974 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15975 d_operand in the splitters. Remove redundant CONST_INT checks.
15976 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15977 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15978 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15979 accordingly, using normal moves instead of unspecs to move LO into
15980 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15981 (<u>mulsidi3): Handle expansion in C code.
15982 (<u>mulsidi3_32bit_internal): Rename to...
15983 (<u>mulsidi3_32bit): ...this.
15984 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15985 (*<u>mulsidi3_64bit): Rename to...
15986 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15987 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15988 to set LO and HI to the multiplication result. Use a normal move
15989 for MFLO and an unspec for MFHI.
15990 (*<u>mulsidi3_64bit_parts): Replace with...
15991 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15992 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15993 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15994 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15995 instead of HI. Split the instruction into a separate multiplication
15996 and MFHI if !TARGET_FIX_R4000.
15997 (<su>muldi3_highpart): Likewise.
15998 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15999 and the "=h" clobber.
16000 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16001 (<u>mulditi3): New expander.
16002 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16003 (madsi): Remove "=h" clobber.
16004 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16005 Force the modulus result to be a GPR and split the instruction into
16006 a division followed by an MFHI after reload.
16007 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16008 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16009 the MIPS16 HIGH define_split.
16010 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16011 of acc<->gpr moves to "multi".
16012 (*movdi_64bit): Replace the single "x" alternative with
16013 alternatives for moving into and out of "a".
16014 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16015 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16016 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16017 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16018 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16019 (movti): New expander.
16020 (*movti, *movti_mips16): New insns.
16021 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16022 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16023 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16024 * config/mips/predicates.md (fpr_operand): Delete.
16025 (d_operand): New predicate.
16027 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16029 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16030 failure on some Bourne shells.
16031 (x86_64-*-*): Ditto.
16033 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16035 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16037 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16039 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16040 (sparc-sun-solaris2*): Likewise.
16042 2008-06-09 Arnaud Charlet <charlet@adacore.com
16044 * doc/install.texi: Update requirements to build the Ada compiler.
16046 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16048 * df-scan.c (struct df_scan_problem_data): Remove the
16049 mw_link_pool alloc pool.
16050 (df_scan_free_internal): Don't free it.
16051 (df_scan_alloc): Don't allocate it.
16052 * df.h (struct df_link): Update comment.
16054 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16056 * except.h: Correct checks for when SJLJ exceptions must be used.
16058 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16060 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16063 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16065 PR tree-optimization/36218
16066 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16067 configure for the build system.
16068 (BUILD_LDFLAGS): Define.
16069 * configure: Regenerate.
16070 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16072 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16075 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16076 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16077 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16079 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16081 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16083 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16085 * config.gcc (Obsolete configurations): Remove list of
16087 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16088 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16089 targets matched by those patterns.
16090 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16091 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16092 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16093 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16094 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16095 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16096 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16097 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16098 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16099 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16100 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16101 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16102 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16103 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16104 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16105 Make code for Solaris 7 and greater unconditional for Solaris.
16106 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16107 Remove --with-* handling.
16108 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16109 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16110 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16111 LINK_OS_WINDISS_SPEC): Remove.
16112 * config/rs6000/sysv4.opt (mwindiss): Remove.
16113 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16114 * configure: Regenerate.
16115 * doc/cpp.texi: Don't mention BeOS.
16116 * doc/extend.texi (interrupt): Don't mention MS1.
16117 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16118 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16119 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16120 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16121 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16123 * doc/invoke.texi (MT Options): Remove.
16124 (-mwindiss): Remove.
16125 (CRIS Options): Remove cris-axis-aout references.
16126 (HPPA Options): Don't mention hppa1.1-*-pro.
16127 * doc/md.texi: (MorphoTech family): Remove.
16128 * libgcc2.c: Don't handle UWIN.
16129 * config/alpha/t-unicosmk: Remove.
16130 * config/alpha/unicosmk.h: Remove.
16131 * config/arm/kaos-arm.h: Remove.
16132 * config/arm/kaos-strongarm.h: Remove.
16133 * config/arm/strongarm-coff.h: Remove.
16134 * config/arm/strongarm-elf.h: Remove.
16135 * config/arm/strongarm-pe.h: Remove.
16136 * config/arm/t-strongarm-pe: Remove.
16137 * config/arm/t-xscale-coff: Remove.
16138 * config/arm/t-xscale-elf: Remove.
16139 * config/arm/xscale-coff.h: Remove.
16140 * config/arm/xscale-elf.h: Remove.
16141 * config/chorus.h: Remove.
16142 * config/cris/aout.h: Remove.
16143 * config/cris/aout.opt: Remove.
16144 * config/cris/t-aout: Remove.
16145 * config/i386/beos-elf.h: Remove.
16146 * config/i386/kaos-i386.h: Remove.
16147 * config/i386/ptx4-i.h: Remove.
16148 * config/i386/sco5.h: Remove.
16149 * config/i386/sco5.opt: Remove.
16150 * config/i386/sysv4-cpp.h: Remove.
16151 * config/i386/sysv5.h: Remove.
16152 * config/i386/t-beos: Remove.
16153 * config/i386/t-sco5: Remove.
16154 * config/i386/t-uwin: Remove.
16155 * config/i386/uwin.asm: Remove.
16156 * config/i386/uwin.h: Remove.
16157 * config/kaos.h: Remove.
16158 * config/mips/windiss.h: Remove.
16159 * config/mt: Remove directory.
16160 * config/pa/pa-osf.h: Remove.
16161 * config/pa/pa-pro-end.h: Remove.
16162 * config/pa/t-pro: Remove.
16163 * config/ptx4.h: Remove.
16164 * config/rs6000/beos.h: Remove.
16165 * config/rs6000/kaos-ppc.h: Remove.
16166 * config/rs6000/t-beos: Remove.
16167 * config/rs6000/windiss.h: Remove.
16168 * config/sh/kaos-sh.h: Remove.
16169 * config/sol2-6.h: Remove.
16170 * config/sparc/sol26-sld.h: Remove.
16171 * config/sparc/sysv4-only.h: Remove.
16172 * config/vax/bsd.h: Remove.
16173 * config/vax/t-memfuncs: Remove.
16174 * config/vax/ultrix.h: Remove.
16175 * config/vax/vaxv.h: Remove.
16176 * config/windiss.h: Remove.
16178 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16180 PR rtl-optimization/36438
16181 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16182 for vector shifts with constant scalar shift operands.
16184 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16186 * doc/invoke.texi: Document -march=xlr.
16187 * config/mips/xlr.md: New file.
16188 * config/mips/mips.md: Include it.
16190 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16191 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16192 (mips_rtx_cost_data): Likewise.
16194 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16196 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16197 PRE_INC and PRE_DEC cases.
16199 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16201 PR rtl-optimization/36419
16202 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16203 the emitting jump insn.
16206 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16207 is not bool, boolify the whole *expr_p and convert to the desired type.
16209 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16211 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16212 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16213 Add omp_private_outer_ref hook, add another argument to
16214 omp_clause_default_ctor hook.
16215 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16216 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16217 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16218 hook_tree_tree_tree_tree_null.
16219 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16220 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16221 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16222 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16223 * tree.def (OMP_TASK): New tree code.
16224 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16225 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16226 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16227 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16228 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16229 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16230 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16231 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16232 (OMP_DIRECTIVE_P): Add OMP_TASK.
16233 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16234 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16235 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16236 and OMP_CLAUSE_UNTIED entries.
16237 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16239 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16240 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16241 * tree-pretty-print.c (dump_omp_clause): Handle
16242 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16243 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16244 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16245 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16246 warning about unsigned iterators. Change decl/init/cond/incr
16247 arguments to TREE_VECs, check arguments for all collapsed loops.
16248 (c_finish_omp_taskwait): New function.
16249 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16251 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16252 default_function_array_conversion on init. Add par_clauses argument.
16253 If decl is present in parallel's lastprivate clause, change it to
16254 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16255 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16256 collapse count in clauses.
16257 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16258 c_parser_omp_for_loop callers.
16259 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16260 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16261 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16262 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16264 (c_parser_omp_clause_schedule): Handle schedule(auto).
16265 Include correct location in the error message.
16266 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16267 and PRAGMA_OMP_CLAUSE_UNTIED.
16268 (OMP_TASK_CLAUSE_MASK): Define.
16269 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16270 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16271 * tree-nested.c (convert_nonlocal_omp_clauses,
16272 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16273 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16274 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16275 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16277 (conver_nonlocal_reference, convert_local_reference,
16278 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16279 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16280 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16281 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16282 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16283 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16284 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16285 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16286 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16288 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16289 * c-common.h (c_finish_omp_taskwait): New prototype.
16290 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16291 * tree-parloops.c (create_parallel_loop): Create 1 entry
16292 vectors for OMP_FOR_{INIT,COND,INCR}.
16293 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16294 (make_edges): Handle OMP_TASK.
16295 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16296 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16297 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16298 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16299 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16300 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16301 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16302 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16303 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16304 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16305 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16306 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16307 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16308 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16309 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16310 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16311 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16312 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16313 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16314 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16315 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16316 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16317 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16318 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16319 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16320 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16321 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16322 original iterator is present in lastprivate clause or if
16323 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16324 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16325 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16326 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16327 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16328 if it is set, lookup var in outer contexts too. Handle
16329 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16330 to be implicitly determined firstprivate for task regions.
16331 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16332 if it is set, lookup var in outer contexts too. Set
16333 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16334 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16335 OMP_CLAUSE_UNTIED. Take region_type as last argument
16336 instead of in_parallel and in_combined_parallel.
16337 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16339 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16340 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16341 (new_omp_context): Set default_kind to
16342 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16343 (omp_region_type): New enum.
16344 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16345 fields, add region_type.
16346 (new_omp_context): Take region_type as argument instead of is_parallel
16347 and is_combined_parallel.
16348 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16349 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16350 ctx->is_combined_parallel checks.
16351 (gimplify_omp_task): New function.
16352 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16354 * omp-low.c (extract_omp_for_data): Use schedule(static)
16355 for schedule(auto). Handle pointer and unsigned iterators.
16356 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16357 Add loops argument. Extract data for collapsed OMP_FOR loops.
16358 (expand_parallel_call): Assert sched_kind isn't auto,
16359 map runtime schedule to index 3.
16360 (struct omp_for_data_loop): New type.
16361 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16362 Add loop, loops, collapse and iter_type fields.
16363 (workshare_safe_to_combine_p): Disallow combined for if
16364 iter_type is unsigned long long. Don't combine collapse > 1 loops
16365 unless all bounds and steps are constant. Adjust extract_omp_for_data
16367 (expand_omp_for_generic): Handle pointer, unsigned and long long
16368 iterators. Handle collapsed OMP_FOR loops. Adjust
16369 for struct omp_for_data changes. If libgomp function doesn't return
16370 boolean_type_node, add comparison of the return value with 0.
16371 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16372 pointer, unsigned and long long iterators. Adjust for struct
16373 omp_for_data changes.
16374 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16375 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16376 unsigned long long. Allocate loops array, pass it to
16377 extract_omp_for_data. For collapse > 1 loops use always
16378 expand_omp_for_generic.
16379 (omp_context): Add sfield_map and srecord_type fields.
16380 (is_task_ctx, lookup_sfield): New functions.
16381 (use_pointer_for_field): Use is_task_ctx helper. Change first
16382 argument's type from const_tree to tree. Clarify comment.
16383 In OMP_TASK disallow copy-in/out sharing.
16384 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16385 (install_var_field): Add mask argument. Populate both record_type
16386 and srecord_type if needed.
16387 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16389 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16390 and DECL_FIELD_OFFSET.
16391 (scan_sharing_clauses): Adjust install_var_field callers. For
16392 firstprivate clauses on explicit tasks allocate the var by value in
16393 record_type unconditionally, rather than by reference.
16394 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16395 Use is_taskreg_ctx instead of is_parallel_ctx.
16396 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16397 (create_omp_child_function_name): Add task_copy argument, use
16398 *_omp_cpyfn* names if it is true.
16399 (create_omp_child_function): Add task_copy argument, if true create
16400 *_omp_cpyfn* helper function.
16401 (scan_omp_parallel): Adjust create_omp_child_function callers.
16402 Rename parallel_nesting_level to taskreg_nesting_level.
16403 (scan_omp_task): New function.
16404 (lower_rec_input_clauses): Don't run constructors for firstprivate
16405 explicit task vars which are initialized by *_omp_cpyfn*.
16406 Pass outer var ref to omp_clause_default_ctor hook if
16407 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16408 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16409 OMP_CLAUSE_REDUCTION_INIT.
16410 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16411 avoid duplicate setting of fields. Handle
16412 OMP_CLAUSE_PRIVATE_OUTER_REF.
16413 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16414 copy-out if TREE_READONLY, only copy-in.
16415 (expand_task_copyfn): New function.
16416 (expand_task_call): New function.
16417 (struct omp_taskcopy_context): New type.
16418 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16420 (lower_omp_parallel): Rename to...
16421 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16422 Call create_task_copyfn if srecord_type is needed. Adjust
16424 (task_shared_vars): New variable.
16425 (check_omp_nesting_restrictions): Warn if work-sharing,
16426 barrier, master or ordered region is closely nested inside OMP_TASK.
16427 Add warnings for barrier if closely nested inside of work-sharing,
16428 ordered, or master region.
16429 (scan_omp_1): Call check_omp_nesting_restrictions even for
16430 GOMP_barrier calls. Rename parallel_nesting_level to
16431 taskreg_nesting_level. Handle OMP_TASK.
16432 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16433 work-sharing construct, continue looking for them on parent parallel
16435 (lower_omp_for_lastprivate): Add lastprivate clauses
16436 to the beginning of dlist rather than end. Adjust for struct
16437 omp_for_data changes.
16438 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16439 not after it. Handle collapsed OMP_FOR loops, adjust for
16440 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16441 (get_ws_args_for): Adjust extract_omp_for_data caller.
16442 (scan_omp_for): Handle collapsed OMP_FOR
16443 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16444 (lower_omp_single_simple): If libgomp function doesn't return
16445 boolean_type_node, add comparison of the return value with 0.
16446 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16447 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16448 (parallel_nesting_level): Rename to...
16449 (taskreg_nesting_level): ... this.
16450 (is_taskreg_ctx): New function.
16451 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16452 of is_parallel_ctx.
16453 (execute_lower_omp): Rename parallel_nesting_level to
16454 taskreg_nesting_level.
16455 (expand_omp_parallel): Rename to...
16456 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16457 Call omp_task_call for OMP_TASK regions.
16458 (expand_omp): Adjust caller, handle OMP_TASK.
16459 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16461 * bitmap.c (bitmap_default_obstack_depth): New variable.
16462 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16463 if argument is NULL and bitmap_default_obstack is already initialized.
16464 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16466 * matrix-reorg.c (matrix_reorg): Likewise.
16468 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16470 * config/i386/i386.md (*indirect_jump): Macroize using P
16471 mode iterator. Remove !TARGET_64BIT from insn constraints.
16472 (*tablejump_1): Ditto.
16473 (*indirect_jump_rex64): Remove insn pattern.
16474 (*tablejump_1_rex64): Ditto.
16475 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16476 and eh_return_si insn patterns.
16478 2008-06-06 Richard Guenther <rguenther@suse.de>
16480 * tree-ssa-structalias.c (merge_smts_into): Remove.
16481 (find_what_p_points_to): Do not bother to compute the
16482 points-to set for pt_anything pointers.
16483 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16484 for pt_anything pointers is ok.
16486 2008-06-06 Jan Hubicka <jh@suse.cz>
16488 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16490 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16492 * cgraph.c: Fix typos in comments.
16493 (cgraph_availability_names): Fix string typo.
16494 * fold-const.c: Fix typos in comments.
16495 (fold_binary): Fix typo in warning.
16496 * genautomata.c: Fix typos in comments.
16497 (check_presence_pattern_sets): Fix typo in local variable.
16498 (output_description): Fix typo in output.
16499 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16500 * hwint.h: Likewise.
16501 * matrix-reorg.c (check_allocation_function): Likewise.
16502 * omega.c (smooth_weird_equations): Likewise.
16503 * auto-inc-dec.c: Fix typos in comments.
16504 * bb-reorder.c: Likewise.
16505 * builtins.c: Likewise.
16506 * c-common.c: Likewise.
16507 * c-cppbuiltin.c: Likewise.
16508 * c-parser.c: Likewise.
16509 * c-pretty-print.c: Likewise.
16510 * cfgcleanup.c: Likewise.
16511 * cfgexpand.c: Likewise.
16512 * cfghooks.c: Likewise.
16513 * cfglayout.c: Likewise.
16514 * cfgloopmanip.c: Likewise.
16515 * cgraphunit.c: Likewise.
16516 * coverage.c: Likewise.
16517 * dbxout.c: Likewise.
16518 * df-byte-scan.c: Likewise.
16519 * df-core.c: Likewise.
16520 * df-problems.c: Likewise.
16521 * df-scan.c: Likewise.
16523 * dominance.c: Likewise.
16524 * domwalk.c: Likewise.
16526 * dwarf2out.c: Likewise.
16527 * emit-rtl.c: Likewise.
16528 * et-forest.c: Likewise.
16529 * function.c: Likewise.
16530 * function.h: Likewise.
16532 * gcov-io.c: Likewise.
16533 * gcov.c: Likewise.
16534 * gcse.c: Likewise.
16535 * genattrtab.c: Likewise.
16536 * ggc-page.c: Likewise.
16537 * gimplify.c: Likewise.
16538 * gthr-lynx.h: Likewise.
16539 * haifa-sched.c: Likewise.
16540 * ipa-cp.c: Likewise.
16541 * ipa-inline.c: Likewise.
16542 * ipa-prop.h: Likewise.
16543 * ipa-pure-const.c: Likewise.
16544 * ipa-struct-reorg.c: Likewise.
16545 * ipa-struct-reorg.h: Likewise.
16546 * ipa-type-escape.c: Likewise.
16548 * loop-doloop.c: Likewise.
16549 * mips-tfile.c: Likewise.
16550 * mkmap-flat.awk: Likewise.
16551 * mkmap-symver.awk: Likewise.
16552 * modulo-sched.c: Likewise.
16553 * omp-low.c: Likewise.
16554 * optabs.c: Likewise.
16555 * optabs.h: Likewise.
16556 * opts.c: Likewise.
16557 * passes.c: Likewise.
16558 * postreload-gcse.c: Likewise.
16559 * postreload.c: Likewise.
16560 * predict.c: Likewise.
16561 * pretty-print.h: Likewise.
16562 * profile.c: Likewise.
16563 * protoize.c: Likewise.
16564 * ra-conflict.c: Likewise.
16565 * real.c: Likewise.
16566 * recog.c: Likewise.
16567 * regclass.c: Likewise.
16568 * regs.h: Likewise.
16569 * reload.c: Likewise.
16570 * rtl-error.c: Likewise.
16571 * rtlanal.c: Likewise.
16572 * scan.h: Likewise.
16573 * sched-rgn.c: Likewise.
16575 * stmt.c: Likewise.
16576 * target.h: Likewise.
16577 * tree-dfa.c: Likewise.
16578 * tree-eh.c: Likewise.
16579 * tree-flow-inline.h: Likewise.
16580 * tree-inline.c: Likewise.
16581 * tree-into-ssa.c: Likewise.
16582 * tree-loop-distribution.c: Likewise.
16583 * tree-nested.c: Likewise.
16584 * tree-parloops.c: Likewise.
16585 * tree-pass.h: Likewise.
16586 * tree-pretty-print.c: Likewise.
16587 * tree-profile.c: Likewise.
16588 * tree-scalar-evolution.c: Likewise.
16589 * tree-sra.c: Likewise.
16590 * tree-ssa-alias-warnings.c: Likewise.
16591 * tree-ssa-ccp.c: Likewise.
16592 * tree-ssa-coalesce.c: Likewise.
16593 * tree-ssa-dom.c: Likewise.
16594 * tree-ssa-dse.c: Likewise.
16595 * tree-ssa-forwprop.c: Likewise.
16596 * tree-ssa-live.c: Likewise.
16597 * tree-ssa-live.h: Likewise.
16598 * tree-ssa-loop-im.c: Likewise.
16599 * tree-ssa-loop-ivopts.c: Likewise.
16600 * tree-ssa-loop-niter.c: Likewise.
16601 * tree-ssa-loop-prefetch.c: Likewise.
16602 * tree-ssa-phiopt.c: Likewise.
16603 * tree-ssa-phiprop.c: Likewise.
16604 * tree-ssa-sccvn.c: Likewise.
16605 * tree-ssa-ter.c: Likewise.
16606 * tree-ssa-threadupdate.c: Likewise.
16607 * tree-ssa.c: Likewise.
16608 * tree-vect-analyze.c: Likewise.
16609 * tree-vect-transform.c: Likewise.
16610 * tree-vectorizer.c: Likewise.
16611 * tree-vn.c: Likewise.
16612 * tree-vrp.c: Likewise.
16613 * tree.c: Likewise.
16614 * tree.def: Likewise.
16615 * tree.h: Likewise.
16616 * unwind-dw2-fde.c: Likewise.
16617 * unwind.inc: Likewise.
16618 * value-prof.c: Likewise.
16619 * vmsdbgout.c: Likewise.
16621 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16623 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16624 always place FP constants in the TOC for TARGET_POWERPC64.
16625 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16627 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16629 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16630 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16631 enable for TARGET_E500_DOUBLE.
16632 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16633 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16634 floating-point modes like integer modes for E500 double.
16635 (rs6000_legitimate_offset_address_p): Likewise.
16636 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16637 addressing for DDmode for E500 double.
16638 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16639 modes as using 64-bits of registers for E500 double.
16640 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16641 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16642 specially for E500 double.
16643 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16644 TDmode for E500 double.
16645 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16646 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16647 (rs6000_split_multireg_move): Do not handle TDmode specially for
16649 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16650 using 64-bit registers for E500 double.
16651 (emit_frame_save): Do not handle DDmode specially for E500 double.
16652 (gen_frame_mem_offset): Likewise.
16653 (rs6000_function_value): Do not call spe_build_register_parallel
16654 for DDmode or TDmode.
16655 (rs6000_libcall_value): Likewise.
16656 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16657 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16660 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16662 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16665 2008-06-04 Junjie Gu <jgu@tensilica.com>
16667 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16668 comparison for frame pointers.
16670 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16673 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16675 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16678 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16679 register is already smaller or equal to required mode.
16681 2008-06-04 Xinliang David Li <davidxl@google.com>
16683 * tree-call-cdce.c: New file.
16684 (cond_dead_built_in_calls): New static variable.
16685 (input_domain): New struct.
16686 (check_pow): New function.
16687 (check_builtin_call): Ditto.
16688 (check_target_format): Ditto.
16689 (is_call_dce_candidate): Ditto.
16690 (gen_one_condition): Ditto.
16691 (gen_conditions_for_domain): Ditto.
16692 (get_domain): Ditto.
16693 (gen_conditions_for_pow_cst_base): Ditto.
16694 (gen_conditions_for_pow_int_base): Ditto.
16695 (gen_conditions_for_pow): Ditto.
16696 (get_no_error_domain): Ditto.
16697 (gen_shrink_wrap_conditions): Ditto.
16698 (shrink_wrap_one_built_in_call): Ditto.
16699 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16700 (tree_call_cdce): Ditto.
16701 (gate_call_cdce): Ditto.
16702 (pass_call_cdce): New gimple pass.
16703 * passes.c: (init_optimization_passes): New pass.
16704 * tree-pass.h: New pass declaration.
16705 * opts.c (decode_options): New flag setting.
16706 * common.opt: Add -ftree-builtin-call-dce flag.
16707 * Makefile.in: Add new source file.
16708 * tempvar.def: New tv_id.
16709 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16711 2008-06-04 Richard Guenther <rguenther@suse.de>
16713 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16714 (is_call_clobbered): Always check var_ann->call_clobbered.
16715 (mark_call_clobbered): Always set var_ann->call_clobbered.
16716 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16717 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16718 (reset_alias_info): Clear call clobbering info on MTAGs and
16720 (set_pt_anything): Set pt_global_mem.
16721 (create_tag_raw): Adjust comment.
16722 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16724 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16725 Maxim Kuvyrkov <maxim@codesourcery.com>
16727 * config/m68k/m68k.opt (mxgot): New option.
16728 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16729 (m68k_output_addr_const_extra): New.
16730 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16731 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16732 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16733 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16735 2008-06-04 Richard Guenther <rguenther@suse.de>
16737 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16738 negative or non-representable offsets.
16740 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16742 * config/i386/i386.c (ix86_gen_leave): New.
16743 (ix86_gen_pop1): Likewise.
16744 (ix86_gen_add3): Likewise.
16745 (ix86_gen_sub3): Likewise.
16746 (ix86_gen_sub3_carry): Likewise.
16747 (ix86_gen_one_cmpl2): Likewise.
16748 (ix86_gen_monitor): Likewise.
16749 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16750 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16751 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16752 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16753 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16754 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16755 (ix86_expand_epilogue): Updated.
16756 (print_operand): Handle integer register operand for 'z'.
16757 (ix86_expand_strlensi_unroll_1): Likewise.
16758 (ix86_expand_strlen): Likewise.
16759 (ix86_expand_builtin): Likewise.
16760 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16761 mov{q}/mov{l} and add{q}/add{l}.
16763 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16765 * config/i386/i386.md (P): New mode iterator.
16766 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16767 using P mode iterator.
16768 (DFmode push_operand splitter): Ditto.
16769 (XFmode push_operand splitter): Ditto.
16770 (DFmode float_extend SFmode push_operand splitter): Ditto.
16771 (XFmode float_extend SFmode push_operand splitter): Do not generate
16772 SImode pushes for 64bit target. Macroize Dimode and SImode
16773 pushes using P mode iterator.
16774 (XFmode float_extend DFmode push_operand splitter): Ditto.
16776 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16778 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16779 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16780 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16781 return type to int.
16782 (ix86_call_abi_override): Remove check for call_used_regs.
16784 2008-06-03 Richard Guenther <rguenther@suse.de>
16786 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16787 for the lhs of calls if the return type contains pointers.
16789 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16791 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16792 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16793 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16794 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16795 of cfun and DEFAULT_ABI to deceide abi mode.
16796 (DEFAULT_ABI): New.
16797 (REG_PARM_STACK_SPACE): Removed.
16798 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16799 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16800 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16801 (ix86_function_abi): Likewise.
16802 (ix86_function_type_abi): Likewise.
16803 (ix86_call_abi_override): Likewise.
16804 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16805 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16806 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16807 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16809 (X86_64_REGPARM_MAX): New.
16810 (X86_64_SSE_REGPARM_MAX): New.
16811 (X64_REGPARM_MAX): New.
16812 (X64_SSE_REGPARM_MAX): New.
16813 (X86_32_REGPARM_MAX): New.
16814 (X86_32_SSE_REGPARM_MAX): New.
16815 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16816 (ix86_function_regparm): Handle user calling abi.
16817 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16818 by DEFAULT_ABI versus SYSV_ABI check.
16819 (ix86_reg_parm_stack_space): New.
16820 (ix86_function_type_abi): New.
16821 (ix86_call_abi_override): New.
16822 (ix86_function_abi): New.
16823 (ix86_cfun_abi): New.
16824 (init_cumulative_args): Call abi specific initialization.
16825 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16826 (function_arg_64): Extend SSE_REGPARM_MAX check.
16827 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16828 (ix86_pass_by_reference): Likewise.
16829 (ix86_function_value_regno_p): Likewise.
16830 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16831 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16832 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16833 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16834 (setup_incoming_varargs_64): Adjust regparm for call abi.
16835 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16836 (ix86_va_start): Likewise.
16837 (ix86_gimplify_va_arg): Likewise.
16838 (ix86_expand_prologue): Likewise.
16839 (output_pic_addr_const): Likewise.
16840 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16841 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16842 (x86_output_mi_thunk): Likewise.
16843 (x86_function_profiler): Likewise.
16844 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16845 (SYSV_ABI, MS_ABI): New constants.
16846 (DEFAULT_ABI): New.
16847 (init_regs): Add prototype of function in regclass.c file.
16848 (OVERRIDE_ABI_FORMAT): New.
16849 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16850 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16851 (OUTGOING_REG_PARM_STACK_SPACE): New.
16852 (ix86_reg_parm_stack_space): New prototype.
16853 (CUMULATIVE_ARGS): Add call_abi member.
16854 (machine_function): Add call_abi member.
16855 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16856 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16858 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16861 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16862 (avr_builtin_setjmp_frame_value): New function.
16863 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16864 (nonlocal_goto): Define.
16866 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16868 * config/mips/mips.c (mips_emit_loadgp): Return early if
16869 there is nothing do to, otherwise emit a blockage if
16870 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16871 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16873 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16875 * configure.ac: Drop unneeded backslash ending up in config.in.
16876 * acinclude.m4: Likewise.
16877 * config.in: Regenerate.
16879 2008-05-26 Jan Hubicka <jh@suse.cz>
16881 * predict.c (maybe_hot_frequency_p): Break out of...
16882 (maybe_hot_bb_p): ... here.
16883 (maybe_hot_edge_p): New.
16884 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16885 * basic-block.h (maybe_hot_edge_p): Declare.
16887 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16889 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16890 (*cmpfp_<mode>_cc): Ditto.
16891 (*fp_jcc_8<mode>_387): Ditto.
16892 (*fop_<MODEF:mode>_2_i387): Ditto.
16893 (*fop_<MODEF:mode>_3_i387): Ditto.
16894 (*fop_xf_2_i387): Ditto.
16895 (*fop_xf_3_i387): Ditto.
16897 2008-06-02 Tomas Bily <tbily@suse.cz>
16899 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16901 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16903 * config/mips/mips.c (mips_valid_offset_p): New function.
16904 (mips_valid_lo_sum_p): Likewise.
16905 (mips_classify_address): Use them.
16906 (mips_force_address): New function.
16907 (mips_legitimize_address): Use it.
16908 * config/mips/mips.md (MOVE128): New mode iterator.
16909 (movtf): Require TARGET_64BIT. Remove empty strings.
16910 (*movtf_internal): Rename to...
16911 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16912 of "R" and use {,fp}{load,store} attributes instead of "multi".
16913 Use a separate define_split.
16914 (*movtf_mips16): New pattern.
16916 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16918 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16919 * config/mips/mips.c (mips_expand_before_return): New function.
16920 (mips_expand_epilogue): Call it.
16921 * config/mips/mips.md (return): Turn into a define_expand.
16922 (*return): New insn.
16924 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16926 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16927 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16928 functions. Do not emit uses and clobbers of CONCATs; individually
16929 use and clobber their operands.
16930 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16931 gen_clobber, emit_use and gen_use.
16932 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16933 (expand_builtin_return): Likewise.
16934 * cfgbuild.c (count_basic_blocks): Likewise.
16935 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16936 * explow.c (emit_stack_restore): Likewise.
16937 * expmed.c (extract_bit_field_1): Likewise.
16938 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16939 (emit_move_multi_word, store_constructor): Likewise.
16940 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16941 (thread_prologue_and_epilogue_insns): Likewise.
16942 * lower-subreg.c (resolve_simple_move): Likewise.
16943 * optabs.c (widen_operand, expand_binop): Likewise.
16944 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16945 * reload.c (find_reloads): Likewise.
16946 * reload1.c (eliminate_regs_in_insn): Likewise.
16947 * stmt.c (expand_nl_goto_receiver): Likewise.
16948 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16949 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16950 * config/arm/arm.c (arm_load_pic_register): Likewise.
16951 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16952 * config/arm/arm.md (untyped_return): Likewise.
16953 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16954 * config/avr/avr.c (expand_prologue): Likewise.
16955 * config/bfin/bfin.c (do_unlink): Likewise.
16956 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16957 * config/cris/cris.c (cris_expand_prologue): Likewise.
16958 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16959 (machopic_legitimize_pic_address): Likewise.
16960 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16961 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16962 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16963 (ix86_expand_convert_uns_didf_sse): Likewise.
16964 (ix86_expand_vector_init_general): Likewise.
16965 * config/ia64/ia64.md (eh_epilogue): Likewise.
16966 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16967 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16968 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16969 (config/iq2000/iq2000.c): Likewise.
16970 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16971 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16972 (builtin_longjmp): Likewise.
16973 * config/mn10300/mn10300.md (call, call_value): Likewise.
16974 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16975 * config/pdp11/pdp11.md (abshi2): Likewise.
16976 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16977 * config/s390/s390.c (s390_emit_prologue): Likewise.
16978 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16979 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16980 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16981 * config/sh/sh.c (prepare_move_operands): Likewise.
16982 (output_stack_adjust, sh_expand_epilogue): Likewise.
16983 (sh_set_return_address, sh_expand_t_scc): Likewise.
16984 * config/sparc/sparc.c (load_pic_register): Likewise.
16985 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16986 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16987 * config/v850/v850.c (expand_epilogue): Likewise.
16989 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16991 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16992 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16993 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16994 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16995 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16996 stack pointer register.
16997 (output_movhi): Remove code for interrupt specific writing to the
16998 stack pointer register.
17000 2008-05-31 Richard Guenther <rguenther@suse.de>
17002 PR tree-optimization/34244
17003 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17004 (tree_expr_nonzero_warnv_p): Likewise.
17005 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17006 ssa_name_nonnegative_p.
17007 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17008 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17009 not tree_expr_nonzero_warnv_p.
17011 PR tree-optimization/36262
17013 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17015 PR tree-optimization/34244
17016 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17017 (record_numbers_of_iterations): New function.
17018 (execute_vrp): Cache the numbers of iterations of loops.
17019 * tree-scalar-evolution.c (scev_reset_except_niters):
17021 (scev_reset): Use scev_reset_except_niters.
17022 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17024 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17026 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17027 __WORKAROUND_RETS when appropriate.
17029 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17031 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17032 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17034 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17035 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17036 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17037 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17038 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17039 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17040 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17041 *fop_df_1_sse insn patterns using MODEF mode iterator.
17042 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17043 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17044 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17045 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17046 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17047 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17048 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17049 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17050 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17051 (*fop_xf_5_i387): Ditto.
17052 (*fop_xf_6_i387): Ditto.
17054 2008-05-30 Richard Guenther <rguenther@suse.de>
17056 * builtins.c (build_string_literal): Avoid generating
17057 a non-gimple_val result.
17059 2008-05-30 DJ Delorie <dj@redhat.com>
17061 * exec-tool.in: Use an environment variable (private) instead of a
17062 file (shared) as a semaphore, so as to not break parallel builds.
17064 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17066 * optabs.c (maybe_encapsulate_block): Remove.
17067 (emit_libcall_block): Adjust accordingly.
17068 * optabs.h (maybe_encapsulate_block): Remove prototype.
17070 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17071 Don't use maybe_encapsulate_block.
17073 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17075 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17076 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17077 rtx is a SYMBOL_REF before calling get_pool_constant.
17079 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17081 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17083 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17085 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17086 rather than OS names to choose INO_T_EQ definition.
17087 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17088 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17090 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17093 * config/darwin-f.c: New.
17094 * config/t-darwin: Added rule to build darwin-f.o.
17095 * config.gcc: Defined new variable, fortran_target_objs.
17096 (*-*-darwin*): Set fortran_target_objs.
17097 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17098 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17099 * configure: Regenerated.
17101 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17104 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17105 canonical type if needed.
17107 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17109 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17111 2008-05-29 Richard Guenther <rguenther@suse.de>
17113 PR tree-optimization/36343
17114 PR tree-optimization/36346
17115 PR tree-optimization/36347
17116 * tree-flow.h (clobber_what_p_points_to): Declare.
17117 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17118 pointed-to variable is dereferenced is irrelevant to whether
17119 the pointer can access the pointed-to variable.
17120 (clobber_what_p_points_to): New function.
17121 * tree-ssa-alias.c (set_initial_properties): Use it.
17122 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17123 call clobber check for NMTs.
17125 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17127 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17128 for printing gcov_type.
17130 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17132 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17133 and the eh region information.
17134 * value-prof.c (gimple_move_stmt_histograms): New function.
17135 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17137 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17139 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17141 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17143 * value-prof.c (tree_ic_transform): Print counts.
17144 * tree-profile.c (tree_gen_ic_func_profiler):
17145 Clear __gcov_indreict_call_callee variable to avoid misattribution
17148 2008-05-28 Rafael Espíndola <espindola@google.com>
17150 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17153 2008-05-28 Richard Guenther <rguenther@suse.de>
17155 PR tree-optimization/36339
17156 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17157 and clobbering code out of the loop.
17159 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17161 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17164 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17165 s390_contiguous_bitmask_p, s390_symref_operand_p,
17166 s390_check_symref_alignment, s390_reload_larl_operand,
17167 s390_reload_symref_address): New functions.
17168 (s390_branch_condition_mnemonic): Support compare and branch
17170 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17171 and 'W' constraints.
17172 (s390_secondary_reload): Add secondary reloads for unaligned
17173 symbol refs or symbol refs to floating point or QI/TI mode
17175 (legitimate_address_p): Accept symbol references as addresses.
17176 (s390_expand_insv): Use rotate and insert selected bits
17177 instruction for insv when building for z10.
17178 (print_operand_address): Handle symbol ref addresses.
17179 (print_operand): Output modifier 'c' added for signed byte values.
17180 (s390_encode_section_info): Mark symbol refs with
17181 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17183 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17184 (length attribute): RRF, RRR have 4 byte length.
17185 (FPALL, INTALL): New mode iterators added.
17186 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17187 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17188 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17189 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17190 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17191 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17192 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17193 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17195 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17196 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17197 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17198 reload<INTALL:mode><P:mode>_toreg_z10,
17199 reload<FPALL:mode><P:mode>_tomem_z10,
17200 reload<FPALL:mode><P:mode>_toreg_z10,
17201 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17202 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17203 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17204 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17206 (movmem, clrmem, cmpmem): New splitters added.
17208 * config/s390/predicates.md (larl_operand): Use
17209 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17210 SYMBOL_REF_ALIGN1_P.
17211 (s390_signed_integer_comparison,
17212 s390_unsigned_integer_comparison): New predicates.
17214 * config/s390/s390-protos.h (s390_check_symref_alignment,
17215 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17216 s390_reload_symref_address,
17217 s390_compare_and_branch_condition_mask): Prototypes added.
17219 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17220 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17221 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17223 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17225 * config/s390/s390.c (z10_cost): New cost function for z10.
17226 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17227 (s390_issue_rate): Adjust issue rate for z10.
17228 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17229 (processor_flags): Add PF_Z10.
17230 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17231 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17232 * gcc/config.gcc: Add z10.
17234 2008-05-28 Richard Guenther <rguenther@suse.de>
17236 PR tree-optimization/36291
17237 * tree-flow. h (struct gimple_df): Remove var_anns member.
17238 * tree-flow-inline.h (gimple_var_anns): Remove.
17239 (var_ann): Simplify.
17240 * tree-dfa.c (create_var_ann): Simplify.
17241 (remove_referenced_var): Clear alias info from var_anns of globals.
17242 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17243 (delete_tree_ssa): Clear alias info from var_anns of globals.
17244 Do not free var_anns.
17245 (var_ann_eq): Remove.
17246 (var_ann_hash): Likewise.
17248 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17250 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17251 and loongson2f entries.
17252 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17253 * config/mips/mips.h (processor_type): Add Loongson-2E
17254 and Loongson-2F entries.
17255 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17256 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17257 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17258 * doc/invoke.texi (MIPS Options): Document loongson2e
17259 and loongson2f processor names.
17261 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17265 * config/i386/i386.c (ix86_function_arg_boundary): Use
17266 alignment of canonical type.
17267 (ix86_expand_vector_move): Check unaligned memory access for
17270 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17272 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17273 Moved to the front of file.
17275 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17276 H.J. Lu <hongjiu.lu@intel.com>
17278 * dwarf2out.c (current_fde): New.
17280 (lookup_cfa:): Likewise.
17281 (dwarf2out_end_epilogue): Likewise.
17282 (dwarf2out_note_section_used): Likewise.
17284 2008-05-27 Michael Matz <matz@suse.de>
17287 * c.opt (Wenum-compare): New warning option.
17288 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17290 2008-05-27 Michael Matz <matz@suse.de>
17292 PR middle-end/36326
17293 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17295 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17296 into memory as tail calls.
17298 2008-05-27 Richard Guenther <rguenther@suse.de>
17300 PR tree-optimization/36339
17301 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17302 pointers cause all addressable variables to be call clobbered.
17304 2008-05-27 Richard Guenther <rguenther@suse.de>
17306 PR tree-optimization/36245
17307 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17309 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17311 * config/s390/s390.md: Replace all occurences of the 'm'
17312 constraint with 'RT'.
17314 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17316 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17318 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17320 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17321 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17322 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17324 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17326 * reload.c: (find_reloads): Skip alternatives according to the
17327 "enabled" attribute. Constify the constraint variable.
17328 * recog.c (get_attr_enabled): Add default implementation.
17329 (extract_insn): Set the alternative_enabled_p array
17330 in the recog_data struct.
17331 (preprocess_constraints, constrain_operands): Skip
17332 alternatives according to the "enabled" attribute
17333 * recog.h (struct recog_data): New field alternative_enabled_p.
17334 (skip_alternative): New inline function.
17335 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17336 (record_reg_classes): Skip alternative according to the
17337 "enabled" attribute.
17339 * doc/md.texi: Add documention for the "enabled" attribute.
17341 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17343 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17344 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17345 constraint with TARGET_MEM_CONSTRAINT.
17346 * recog.c (asm_operand_ok, preprocess_constraints,
17347 constrain_operands): Likewise.
17348 * regclass.c (record_reg_classes): Likewise.
17349 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17350 * reload1.c (maybe_fix_stack_asms): Likewise.
17351 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17352 * recog.h: Adjust comment.
17353 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17354 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17355 * doc/md.texi: Add a note to description of 'm' constraint.
17356 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17358 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17360 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17361 that the bitfield is of integral type before testing its precision.
17363 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17364 Sa Liu <saliu@de.ibm.com>
17366 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17367 __modti3, __udivti3, __umodti3 and __udivmodti4.
17368 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17369 that implement TImode mul and div functions.
17370 * config/spu/multi3.c: New. Implement __multi3.
17371 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17372 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17375 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17377 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17378 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17379 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17380 tls_sysv_suffix): New mode and mode attribute iterators.
17381 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17382 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17383 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17384 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17385 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17388 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17390 PR tree-optimization/36329
17391 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17392 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17393 * cgraphbuild.c (initialize_inline_failed): Use the latter
17394 macro in lieu of the former.
17395 * ipa-inline.c (cgraph_mark_inline): Likewise.
17396 (cgraph_decide_inlining_of_small_function): Likewise.
17397 (cgraph_decide_inlining): Likewise.
17398 (cgraph_decide_inlining_incrementally): Likewise.
17400 2008-05-26 Tristan Gingold <gingold@adacore.com>
17401 Anatoly Sokolov <aesok@post.ru>
17403 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17404 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17405 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17406 optimization for 'avr6' architecture.
17408 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17411 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17413 2008-05-26 Richard Guenther <rguenther@suse.de>
17415 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17416 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17418 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17420 PR middle-end/36253
17421 * caller-save.c (insert_restore): Verify alignment of spill space.
17422 (insert_save): Likewise.
17423 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17424 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17425 (STACK_SLOT_ALIGNMENT): Likewise.
17426 * function.c (LOCAL_ALIGNMENT): Removed.
17427 (get_stack_local_alignment): New.
17428 (assign_stack_local): Use it. Set alignment on stack slot.
17429 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17430 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17431 (STACK_SLOT_ALIGNMENT): New.
17432 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17433 stack slot in XFmode.
17435 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17437 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17440 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17441 argument operand in rax isn't removed.
17443 2008-05-26 Richard Guenther <rguenther@suse.de>
17445 PR middle-end/36300
17446 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17447 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17449 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17452 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17454 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17456 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17457 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17459 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17461 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17462 build a trampoline if we don't want one.
17463 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17464 return zero for nested functions if we don't want a trampoline.
17466 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17468 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17470 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17473 * c.opt: Removed undocumented option '-lang-fortran'.
17474 * c-common.h: Removed global variable 'lang_fortran'.
17475 * c-opts.c (c_common_handle_option): Removed code to handle
17476 option '-lang-fortran'. Updated includes.
17477 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17478 definition of '__GFORTRAN__'.
17479 (define__GNUC__): Reimplemented to use BASEVER and
17480 cpp_define_formatted.
17481 (builtin_define_with_value_n): Removed.
17482 * c-incpath.h: Renamed to ...
17483 * incpath.h: ... this.
17484 * c-incpath.c: Renamed to ...
17485 * incpath.c: ... this. Updated includes.
17486 * fix-header.c: Updated includes.
17487 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17488 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17489 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17491 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17493 * tree.h: Update the table of flags used on tree nodes.
17494 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17495 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17496 (FORCED_LABEL): Add access check.
17497 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17498 (ASM_INPUT_P): Likewise.
17499 (ASM_VOLATILE_P): Likewise.
17500 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17501 (OMP_SECTION_LAST): Access private_flag directly.
17502 (OMP_RETURN_NOWAIT): Likewise.
17503 (OMP_PARALLEL_COMBINED): Likewise.
17504 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17505 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17506 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17507 deprecated_flag directly.
17509 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17511 * final.c (frame_pointer_needed): Removed.
17512 * flags.h (frame_pointer_needed): Likewise.
17514 * function.h (rtl_data): Add frame_pointer_needed.
17515 (frame_pointer_needed): New.
17517 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17519 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17521 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17523 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17526 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17528 * c-common.c (strip_array_types): Move function to..
17530 (get_inner_array_type): Delete.
17531 * c-common.h (strip_array_types): Move declaration to..
17533 (get_inner_array_type): Delete.
17534 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17535 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17536 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17537 * config/pa/pa.c (emit_move_sequence): Likewise.
17539 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17541 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17544 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17546 * function.c: Include target hook for nonlocal_goto frame value.
17548 2008-05-24 Richard Guenther <rguenther@suse.de>
17550 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17551 variable can be only accessed through a pointer or a union.
17553 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17555 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17556 * doc/extend.texi: Likewise.
17558 2008-05-23 DJ Delorie <dj@redhat.com>
17560 * config/m32c/jump.md (untyped_call): Add.
17562 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17563 for A24 to PSImode.
17564 (m32c_address_cost): Detail costs for indirect offsets.
17566 2008-05-23 Rafael Espíndola <espindola@google.com>
17568 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17569 if a node is a SUBREG.
17570 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17573 2008-05-23 Paul Brook <paul@codesourcery.com>
17574 Carlos O'Donell <carlos@codesourcery.com>
17576 * doc/extend.texi: Clarify use of __attribute__((naked)).
17577 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17578 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17579 * function.c (use_register_for_decl): Use
17580 targetm.calls.allocate_stack_slots_for_args.
17581 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17582 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17583 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17585 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17587 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17589 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17591 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17592 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17593 is only rounded once.
17595 2008-05-23 Richard Guenther <rguenther@suse.de>
17597 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17599 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17600 Jakub Jelinek <jakub@redhat.com>
17603 * configure.ac: Handle --enable-cld.
17604 * configure: Regenerated.
17605 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17606 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17607 (ix86_current_function_needs_cld): New define.
17608 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17609 (cld): New isns pattern.
17610 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17611 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17612 * config/i386/i386.opt (mcld): New option.
17613 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17614 TARGET_CLD and ix86_current_function_needs_cld.
17615 (override_options): Use -mcld by default for 32-bit code if
17618 * doc/install.texi (Options specification): Document --enable-cld.
17619 * doc/invoke.texi (Machine Dependent Options)
17620 [i386 and x86-64 Options]: Add -mcld option.
17621 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17623 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17624 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17625 (return_in_memory_64): Likewise.
17626 (return_in_memory_ms_64): Likewise.
17628 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17630 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17631 * builtins.c (fold_builtin_fpclassify): New.
17632 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17633 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17634 * c-common.c (handle_type_generic_attribute): Adjust to accept
17635 fixed arguments before an elipsis.
17636 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17637 * doc/extend.texi: Document __builtin_fpclassify.
17639 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17641 * omp-low.c (gate_expand_omp_ssa): Remove.
17642 (pass_expand_omp_ssa): Remove.
17643 (gate_expand_omp): Do not check for flag_openmp_ssa.
17644 * common.opt (-fopenmp-ssa): Remove.
17645 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17647 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17649 * config/sh/sh.opt (mfixed-range): New option.
17650 * config/sh/sh-protos.h (sh_fix_range): Declare.
17651 * config/sh/sh.c (sh_fix_range): New function.
17652 * config/sh/sh.h (sh_fixed_range_str): Declare.
17653 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17655 * doc/invoke.texi (SH Options): Document -mfixed-range.
17657 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17659 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17660 it before the redeclaration.
17662 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17664 * config/avr/avr.c (get_sequence_length): Add new function.
17665 (expand_prologue, expand_epilogue): Remove duplicate code.
17667 2008-05-22 Rafael Espíndola <espindola@google.com>
17669 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17672 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17674 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17675 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17677 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17678 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17679 (vect_update_misalignment_for_peel): Likewise.
17680 (vector_alignment_reachable_p): Likewise.
17681 * tree-vect-transform.c (vectorizable_load): Likewise.
17682 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17683 (get_vectype_for_scalar_type): Pass mode of scalar_type
17684 to UNITS_PER_SIMD_WORD.
17686 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17687 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17688 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17689 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17690 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17692 2008-05-22 Ira Rosen <irar@il.ibm.com>
17694 PR tree-optimization/36293
17695 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17696 if the first load must be skipped because of a gap.
17698 2008-05-22 Richard Guenther <rguenther@suse.de>
17700 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17701 more cases of offset disambiguation that is possible if
17702 strict-aliasing rules apply.
17703 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17704 for basic offset and type-based disambiguation.
17706 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17708 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17709 ix86_expand_vector_set on V16QImode for SSE4.1.
17711 2008-05-21 Tom Tromey <tromey@redhat.com>
17713 * c.opt (Wimport): Mark as undocumented.
17714 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17716 (Warning Options): Likewise.
17717 * doc/cppopts.texi: Don't mention -Wimport.
17719 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17721 PR tree-optimization/36287
17722 PR tree-optimization/36286
17723 * lambda-code.c (build_access_matrix): Do not use the loop->num
17724 for computing the number of induction variables: use the loop depth
17727 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17730 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17731 option -f(no-)leading-underscore.
17733 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17735 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17736 GET_MODE_NUNITS (mode).
17738 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17740 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17741 (-mmulhw): Add 464 to description.
17742 (-mdlmzb): Likewise.
17743 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17744 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17746 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17747 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17748 * config/rs6000/rs6000.md: Update comments for 464.
17750 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17752 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17754 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/sse.md (vec_extractv4sf): Removed.
17757 (vec_extractv2df): Likewise.
17758 (vec_extractv2di): Likewise.
17759 (vec_extractv4si): Likewise.
17760 (vec_extractv8hi): Likewise.
17761 (vec_extractv16qi): Likewise.
17762 (vec_extract<mode>): New.
17764 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17766 * config/i386/sse.md (vec_setv4sf): Removed.
17767 (vec_setv2df): Likewise.
17768 (vec_setv2di): Likewise.
17769 (vec_setv4si): Likewise.
17770 (vec_setv8hi): Likewise.
17771 (vec_setv16qi): Likewise.
17772 (vec_set<mode>): New.
17774 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17776 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17777 goto for vec_concat and vec_interleave.
17779 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17781 * config/i386/sse.md (vec_initv4sf): Removed.
17782 (vec_initv2df): Likewise.
17783 (vec_initv2di): Likewise.
17784 (vec_initv4si): Likewise.
17785 (vec_initv8hi): Likewise.
17786 (vec_initv16qi): Likewise.
17787 (vec_init<mode>): New.
17789 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17791 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17793 2008-05-21 Tom Tromey <tromey@redhat.com>
17795 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17796 (zone_find_object_offset): Likewise.
17797 (gt_ggc_m_S): Likewise.
17798 (highest_bit): Likewise.
17799 * ggc-page.c (gt_ggc_m_S): New function.
17800 * stringpool.c (string_stack): Remove.
17801 (init_stringpool): Update.
17802 (ggc_alloc_string): Use ggc_alloc.
17803 (maybe_delete_ident): New function.
17804 (ggc_purge_stringpool): Likewise.
17805 (gt_ggc_m_S): Remove.
17806 * ggc-common.c (ggc_protect_identifiers): New global.
17807 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17808 ggc_protect_identifiers.
17809 * ggc.h (ggc_protect_identifiers): Declare.
17810 (gt_ggc_m_S): Update.
17811 (ggc_purge_stringpool): Declare.
17812 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17813 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17815 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17817 2008-05-21 David S. Miller <davem@davemloft.net>
17819 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17822 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17824 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17827 2008-05-20 David Daney <ddaney@avtrex.com>
17829 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17830 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17831 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17832 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17833 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17834 (atomic_hiqi_op): New define_code_iterator.
17835 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17836 mips_expand_compare_and_swap_12.
17837 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17838 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17839 (sync_<optab><mode>, sync_old_<optab><mode>,
17840 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17841 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17842 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17843 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17844 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17845 (test_and_set_12): New insn.
17846 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17847 sync_new_<optab><mode>, sync_old_nand<mode>,
17848 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17849 clobber to operand 0 for SI and DI mode insns.
17850 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17851 mips_gen_fn_4): New typedefs.
17852 (mips_gen_fn_ptrs): Define new union type.
17853 (mips_expand_compare_and_swap_12): Remove declaration.
17854 (mips_expand_atomic_qihi): Declare function.
17855 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17856 (mips_expand_atomic_qihi): ... this. Use new generator function
17858 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17859 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17860 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17861 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17862 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17863 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17864 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17865 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17866 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17867 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17870 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17872 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17875 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17877 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17878 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17879 (avr_attribute_table): Add 'OS_main' function attribute.
17880 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17881 functions with 'OS_main' attribute.
17883 2008-05-20 Richard Guenther <rguenther@suse.de>
17885 PR tree-optimization/35204
17886 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17887 helper, split out from ...
17888 (DFS): ... here. Make the DFS walk non-recursive.
17890 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17891 Jan Sjodin <jan.sjodin@amd.com>
17893 PR tree-optimization/36181
17894 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17895 (parallelize_loops): Don't parallelize when the loop has vector
17898 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17899 Sebastian Pop <sebastian.pop@amd.com>
17901 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17902 matrix, and never look at the tree representation of the memory
17904 (linear_transform_loops): Computes parameters and access matrices.
17905 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17907 (access_matrix_get_index_for_parameter): New.
17908 * tree-data-ref.h (struct access_matrix): New.
17909 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17910 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17911 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17912 am_vector_index_for_loop): New.
17913 (struct data_reference): Add field access_matrix.
17914 (DR_ACCESS_MATRIX): New.
17915 (compute_data_dependences_for_loop): Update declaration.
17916 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17917 * lambda.h (lambda_vector_vec_p): Declared.
17918 * lambda-code.c: Depend on pointer-set.h.
17919 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17920 av_for_af_base, av_for_af, build_access_matrix,
17921 lambda_compute_access_matrices): New.
17922 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17924 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17926 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17927 $SOURCEDIR/include.
17929 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17930 Sebastian Pop <sebastian.pop@amd.com>
17932 PR tree-optimization/36206
17933 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17935 (instantiate_scev_1): Rename flags to fold_conversions.
17936 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17937 outeside instantiation_loop.
17938 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17939 (evolution_function_is_affine_or_constant_p): Removed.
17940 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17942 (analyze_siv_subscript): Pass in the loop nest number.
17943 Call evolution_function_is_affine_in_loop instead of
17944 evolution_function_is_affine_p.
17945 (analyze_overlapping_iterations): Pass in the loop nest number.
17947 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17948 Sebastian Pop <sebastian.pop@amd.com>
17950 PR tree-optimization/36206
17951 * tree-chrec.h (chrec_fold_op): New.
17952 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17955 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17957 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17959 (remove_duplicates): Do not set inode on non-inode systems.
17962 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17964 * config.gcc (tm_file): Update comments about relative pathnames.
17966 2008-05-20 Richard Guenther <rguenther@suse.de>
17968 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17969 * tree-ssa-sccvn.c (process_scc): Likewise.
17970 * tree-ssa-sink.c (execute_sink_code): Likewise.
17971 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17972 * tree-vrp.c (process_assert_insertions): Likewise.
17973 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17974 (perform_tree_ssa_dce): Likewise.
17975 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17976 (dump_dominator_optimization_stats): Likewise.
17977 * tree-vectorizer.c (vectorize_loops): Likewise.
17979 2008-05-20 Richard Guenther <rguenther@suse.de>
17981 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17983 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17985 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17986 (ix86_i386elf_return_in_memory): Likewise.
17987 (ix86_i386interix_return_in_memory): Likewise.
17988 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17989 (SUBTARGET_RETURN_IN_MEMORY): New.
17990 * config/i386/i386elf.h: Likewise.
17991 * config/i386/ptx4-i.h: Likewise.
17992 * config/i386/sol2-10.h: Likewise.
17993 * config/i386/sysv4.h: Likewise.
17994 * config/i386/vx-common.h: Likewise.
17995 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17996 * config/i386/i386.c (ix86_return_in_memory): Made static and
17997 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17998 (ix86_i386elf_return_in_memory): Removed.
17999 (ix86_i386interix_return_in_memory): Removed.
18000 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18001 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18003 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18005 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18007 2008-05-19 Xinliang David Li <davidxl@google.com>
18009 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18011 * common.opt: Ditto.
18012 * doc/invoke.texi: Ditto.
18014 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18016 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18017 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18019 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18021 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18022 sizes of operand array from 8/4 to 4/2.
18023 (ix86_expand_vector_init_general): Change size of operand array
18024 from 32 to 16. Remove op0, op1 and half_mode.
18026 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18028 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18029 (ix86_expand_vector_init_interleave): Likewise.
18030 (ix86_expand_vector_init_general): Use them. Assert
18031 word_mode == SImode when n_words == 4.
18033 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18035 * config/i386/i386.c (ix86_secondary_reload): New static function.
18036 (TARGET_SECONDARY_RELOAD): New define.
18037 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18038 * config/i386/i386.md (reload_outqi): Remove.
18040 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18042 PR middle-end/35509
18043 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18044 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18045 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18046 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18047 (fold_builtin_1): Likewise.
18048 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18049 c-common.c (check_builtin_function_arguments): Handle
18050 BUILT_IN_ISINF_SIGN.
18051 * doc/extend.texi: Document __builtin_isinf_sign.
18052 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18054 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18056 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18057 EH cleanup at the end of the pass, search for those that have been
18058 turned into forwarder blocks and do the cleanup on their successor.
18060 2008-05-18 Richard Guenther <rguenther@suse.de>
18062 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18063 pointers to sizetype and vice versa.
18065 2008-05-18 Xinliang David Li <davidxl@google.com>
18067 * gcc/tree-ssa-dce.c: Coding style fix.
18068 (check_pow): Documentation comment.
18069 (check_log): Documenation comment. Coding style fix.
18070 (is_unnecessary_except_errno_call): Ditto.
18071 (gen_conditions_for_pow): Ditto.
18072 (gen_conditions_for_log): Ditto.
18073 (gen_shrink_wrap_conditions): Ditto.
18074 (shrink_wrap_one_built_in_calls): Ditto.
18075 * gcc/doc/invoke.texi: Better documentation string.
18076 * ChangeLog: Fix wrong change log entries from
18077 May 17 checkin on function call DCE.
18079 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18081 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18083 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18085 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18086 * df-problems.c (simulation routines): Fixed block comment to
18087 properly say how to add forwards scanning functions.
18089 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18091 * tree-inline.c (setup_one_parameter): Remove dead code.
18093 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18095 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18096 a BIT_AND_EXPR only for an INTEGER_TYPE.
18098 2008-05-17 Xinliang David Li <davidxl@google.com>
18100 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18101 (check_pow, check_log, is_unnecessary_except_errno_call): New
18102 functions to check for eliminating math functions that are pure
18103 except for setting errno.
18104 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18105 general condition expressions for shrink-wrapping pow/log calls.
18106 (gen_shrink_wrap_conditions): Ditto.
18107 (shrink_wrap_one_built_in_call): Ditto.
18108 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18109 (mark_operand_necessary): If debugging, output if OP is necessary.
18110 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18112 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18114 * gcc/common.opt: New user flag -ftree-builtin-dce.
18115 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18117 2008-05-16 David S. Miller <davem@davemloft.net>
18119 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18120 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18122 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18125 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18127 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18129 * ifcvt.c (dead_or_predicable): Rename
18130 df_simulate_one_insn_backwards to df_simulate_one_insn.
18131 * recog.c (peephole2_optimize): Ditto.
18132 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18134 * df.h: Rename df_simulate_one_insn_backwards to
18135 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18136 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18137 scanning of defs and uses.
18138 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18139 (df_simulate_one_insn_forwards): Removed.
18141 2008-05-16 Doug Kwan <dougkwan@google.com>
18143 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18145 (real_from_string): Handle NaNs and Inf as approriate.
18147 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18149 * doc/gty.texi (Source Files Containing Type Information): Note
18150 that headers should appear first in the gtfiles list.
18152 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18154 * tree.def (COND_EXEC): Properly documented this code.
18156 2008-05-16 Diego Novillo <dnovillo@google.com>
18158 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18159 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18162 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18164 * tree-ssa-dse (max_stmt_uid): Removed.
18165 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18166 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18167 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18168 * function.h (cfun.last_stmt_uid): New field.
18169 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18170 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18172 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18173 (create_stmt_ann): Initialize the ann->uid field.
18174 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18176 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18178 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18180 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18181 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18182 (init_empty_tree_cfg): Call it.
18184 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18186 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18189 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18191 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18192 * tree-dump.c (dump_options): New verbose option.
18193 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18195 * tree-pass.h (TDF_VERBOSE): New dump flag.
18196 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18197 (tree-flow.h): Added include.
18198 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18200 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18202 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18204 From Jie Zhang <jie.zhang@analog.com>
18205 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18206 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18207 mcpu=bf561-none and mcpu=bf561-0.2.
18208 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18209 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18210 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18211 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18212 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18213 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18214 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18216 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18217 (cputype_selected): Remove.
18218 (bfin_handle_option): Don't use cputype_selected.
18219 (override_options): When no mcpu option, enable all workarounds.
18220 Don't use bfin_workarounds.
18221 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18223 (DEFAULT_CPU_TYPE): Don't define.
18225 2008-05-16 Richard Guenther <rguenther@suse.de>
18227 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18228 on deletion of the last stmt.
18230 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18232 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18233 V8HImode for SSE2 and V16QImode for SSE4.1.
18235 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18237 * cgraph.h (compute_inline_parameters): Made public.
18238 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18239 variable_generate_summary, function_write_summary,
18240 variable_write_summary, variable_read_summary. Added generate_summary,
18241 write_summary, read_summary.
18242 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18243 pass_ipa_inline.function_generate_summary, to
18244 compute_inline_parameters.
18245 * ipa-inline.c (compute_inline_parameters): Made public and added
18247 (compute_inline_parameters_for_current): New function.
18248 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18249 (inline_generate_summary): Removed parameter and made to loop over
18251 (pass_ipa_inline): Updated for new IPA_PASS structure.
18252 * passes.c (execute_ipa_summary_passes): Now is called once per
18253 pass rather than once per node*pass.
18255 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18257 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18258 avr_have_mul_p, avr_asm_only_p): Remove variables.
18259 (avr_override_options): Remove initialization of removed variables.
18260 (avr_file_start): Convert removed variables to fields of
18261 'struct base_arch_s *avr_current_arch'.
18262 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18263 (AVR_HAVE_MUL): (Ditto.).
18264 (AVR_HAVE_MOVW): (Ditto.).
18265 (AVR_HAVE_LPMX): (Ditto.).
18266 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18267 avr_asm_only_p): Remove declaration.
18269 2008-05-15 Diego Novillo <dnovillo@google.com>
18271 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18272 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18274 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18276 PR middle-end/36194
18277 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18278 Don't call record_truncated_value from here.
18279 (record_truncated_value): Turn it into a for_each_rtx callback.
18280 (record_truncated_values): New function.
18281 (combine_instructions): Call note_uses with record_truncated_values.
18282 Change name of check_conversion to check_promoted_subreg.
18284 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18286 * doc/sourcebuild.texi: Document support for torture tests.
18288 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18290 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18291 to alternative 4 of operand 2.
18293 2008-05-15 Richard Guenther <rguenther@suse.de>
18295 * tree-pass.h (current_pass): Declare.
18296 (get_pass_for_id): Likewise.
18297 * passes.c (passes_by_id, passes_by_id_size): New globals.
18298 (set_pass_for_id): New function.
18299 (get_pass_for_id): Likewise.
18300 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18301 (execute_function_todo): Flush per function statistics.
18302 * toplev.c (compile_file): Init statistics.
18303 (general_init): Do early statistics initialization.
18304 (finalize): Finish statistics.
18305 * statistics.h (statistics_early_init): Declare.
18306 (statistics_init): Likewise.
18307 (statistics_fini): Likewise.
18308 (statistics_fini_pass): Likewise.
18309 (statistics_counter_event): Likewise.
18310 (statistics_histogram_event): Likewise.
18311 * statistics.c: New file.
18312 * Makefile.in (OBJS-common): Add statistics.o.
18313 (statistics.o): Add dependencies.
18314 * doc/invoke.texi (-fdump-statistics): Document.
18316 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18317 (insert): Likewise.
18318 (execute_pre): Use statistics_counter_event.
18319 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18320 (substitute_and_fold): Increment it. Use statistics_counter_event.
18322 2008-05-15 Diego Novillo <dnovillo@google.com>
18324 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18326 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18327 * tree-ssa-alias.c (new_type_alias): Remove references to
18328 sub-variables from comment.
18329 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18331 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18333 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18334 attribute to 1 only for insertps alternative.
18336 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18338 * config/bfin/bfin.md (loadbytes): New pattern.
18339 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18340 (bfin_init_builtins): Initialize it.
18341 (bdesc_1arg): Add it.
18343 2008-05-15 Sa Liu <saliu@de.ibm.com>
18345 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18346 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18347 * testsuite/lib/target-supports.exp: Add
18348 check_effective_target_fortran_integer_16.
18350 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18352 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18353 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18354 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18355 (TARGET_RETURN_IN_MEMORY): Define.
18357 2008-05-15 Richard Guenther <rguenther@suse.de>
18359 PR middle-end/36244
18360 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18361 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18362 represent unmodifiable vars.
18364 2008-05-15 Richard Guenther <rguenther@suse.de>
18366 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18367 INDIRECT_REF and TARGET_MEM_REF.
18368 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18371 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18372 H.J. Lu <hongjiu.lu@intel.com>
18374 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18375 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18376 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18377 insn alternatives. Add missing alternatives.
18378 (*vec_concatv2di_rex64_sse4_1): Likewise.
18379 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18380 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18381 Require TARGET_SSE.
18383 2008-05-15 Richard Guenther <rguenther@suse.de>
18385 PR tree-optimization/36009
18386 PR tree-optimization/36204
18387 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18388 (determine_invariantness_stmt): Record the loop a store is
18389 always executed in.
18390 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18393 2008-05-15 Richard Guenther <rguenther@suse.de>
18395 PR tree-optimization/34330
18396 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18397 through the pointer will alias the SMT.
18399 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18401 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18403 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18405 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18407 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18408 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18410 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18411 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18412 (vashl_optab): New optab for vector/vector shifts.
18413 (vashr_optab): Ditto.
18414 (vlshr_optab): Ditto.
18415 (vrotl_optab): Ditto.
18416 (vrotr_optab): Ditto.
18417 (optab_subtype): New enum for optab_for_tree_code call.
18418 (optab_for_tree_code): Add enum optab_subtype argument.
18420 * optabs.c (optab_for_tree_code): Take an additional argument to
18421 distinguish between a vector shift by a scalar and vector shift by
18422 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18423 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18424 vector shift by a vector.
18425 (expand_widen_pattern_expr): Pass additional argument to
18426 optab_for_tree_code.
18428 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18429 vrotl_optab, vrotr_optab.
18431 * expr.c (expand_expr_real_1): Update calls to
18432 optab_for_tree_code to distinguish between vector shifted by a
18433 scalar and vector shifted by a vector.
18434 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18435 (supportable_narrowing_operation): Ditto.
18436 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18437 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18438 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18439 (vect_create_epilog_for_reduction): Ditto.
18440 (vectorizable_reduction): Ditto.
18441 (vectorizable_operation): Ditto.
18442 (vect_strided_store_supported): Ditto.
18443 (vect_strided_load_supported): Ditto.
18444 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18445 * expmed.c (expand_shift): Ditto.
18447 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18449 (ashr@var{m}3): Ditto.
18450 (vashl@var{m}3): Document new vector/vector shift standard name.
18451 (vashr@var{m}3): Ditto.
18452 (vlshr@var{m}3): Ditto.
18453 (vrotl@var{m}3): Ditto.
18454 (vrotr@var{m}3): Ditto.
18456 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18457 (PPERM_INVERT): Ditto.
18458 (PPERM_REVERSE): Ditto.
18459 (PPERM_REV_INV): Ditto.
18460 (PPERM_ZERO): Ditto.
18461 (PPERM_ONES): Ditto.
18462 (PPERM_SIGN): Ditto.
18463 (PPERM_INV_SIGN): Ditto.
18464 (PPERM_SRC1): Ditto.
18465 (PPERM_SRC2): Ditto.
18467 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18468 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18469 allows a memory operand to be the value being added, and split it
18470 to improve vectorization.
18471 (sse5_pmacsdqh_mem): Ditto.
18472 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18473 (sse5_mulv2div2di3_high): Ditto.
18474 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18475 (vec_pack_trunc_v4si): Ditto.
18476 (vec_pack_trunc_v2di): Ditto.
18477 (sse5_pcmov_<mode>): Remove code that tried to use use
18478 andps/andnps instead of pcmov.
18479 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18480 pmacsdqh instructions.
18481 (vec_widen_smult_lo_v4si): Ditto.
18483 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18484 (PPERM_INVERT): Ditto.
18485 (PPERM_REVERSE): Ditto.
18486 (PPERM_REV_INV): Ditto.
18487 (PPERM_ZERO): Ditto.
18488 (PPERM_ONES): Ditto.
18489 (PPERM_SIGN): Ditto.
18490 (PPERM_INV_SIGN): Ditto.
18491 (PPERM_SRC1): Ditto.
18492 (PPERM_SRC2): Ditto.
18493 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18495 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18497 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18498 says ignore whether the last reference is a memory operand.
18500 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18501 Paolo Bonzini <bonzini at gnu dot org>
18503 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18506 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18507 (vlshr<mode>3): Rename from vlshr<mode>3.
18508 (vashr<mode>3): Rename from vashr<mode>3.
18509 (mulv4sf3): Change the names of vector shift patterns.
18513 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18516 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18541 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18542 (floatunssidf2_internal): Change vector/vector shift names.
18543 (floatunsdidf2_internal): Ditto.
18550 (vashl<mode>3): Rename from ashl<mode>3.
18551 (vashr<mode>3): Rename from ashr<mode>3.
18552 (vlshr<mode>3): Rename from lshr<mode>3.
18553 (vrotl<mode>3): Rename from rotl<mode>3.
18555 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18558 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18559 multiply gives the wrong value when doing widening multiplies.
18560 (vec_widen_smult_lo_v4si): Ditto.
18562 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18564 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18565 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18566 emit_library_call_value.
18567 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18568 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18569 * calls.c (initialize_argument_information, precompute_arguments,
18570 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18571 (precompute_arguments): Removed flags parameter.
18572 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18574 2008-05-14 Richard Guenther <rguenther@suse.de>
18576 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18577 Make sure to register the store if the use is a PHI_NODE.
18579 2008-05-14 Olivier Hainque <hainque@adacore.com>
18581 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18582 memory if the component is to be referenced in BLKmode according
18583 to get_inner_reference.
18585 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18587 * calls.c (emit_library_call_value_1): Restore code clearing
18588 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18590 2008-05-14 Olivier Hainque <hainque@adacore.com>
18591 Nicolas Roche <roche@adacore.com>
18593 * configure.ac: Add support for a "gcc_subdir" variable in
18594 config-lang.in, to denote a subdirectory where the language/GCC
18595 integration files are to be found.
18596 * configure: Regenerate.
18598 2008-05-14 Ira Rosen <irar@il.ibm.com>
18600 PR tree-optimization/36098
18601 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18602 value for the first load in the group in case of a gap.
18603 (vect_build_slp_tree): Check that there are no gaps in loads.
18605 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18607 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18608 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18609 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18610 emit_insn and remove unneeded code to construct extra args.
18611 (emit_no_conflict_block): Removed.
18612 * optabls.h: (emit_no_conflict_block): Removed.
18613 * cse.c (cse_extended_basic_block): Remove search for
18614 REG_NO_CONFLICT note.
18615 * global.c: Removed incorrect comment added in revision 117.
18616 * expr.c (convert_move): Change call to emit_no_conflict_block to
18618 * recog.c: Change comments so that they do not mention
18620 * local_alloc.c (combine_regs): Removed last parameter.
18621 (no_conflict_p): Removed.
18622 (block_alloc): Removed note, no_conflict_combined_regno and set
18623 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18624 (combine_regs): Removed already_dead and code to look for
18625 REG_NO_CONFLICT notes.
18626 * lower_subreg (remove_retval_note): Removed code to look for
18627 REG_NO_CONFLICT block.
18628 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18629 (resolve_clobber): Remove code to process libcalls that have
18630 REG_NO_CONFLICT notes.
18631 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18633 * combine.c (can_combine_p, distribute_notes): Removed
18634 REG_NO_CONFLICT case.
18635 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18637 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18638 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18640 * reg-notes.def (NO_CONFLICT): Removed.
18642 2008-05-14 David S. Miller <davem@davemloft.net>
18644 * config/sparc/sparc.c (sparc_profile_hook): If
18645 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18646 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18647 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18649 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18651 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18653 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18656 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18657 and op1 expansion before vector concat to have less live pseudos.
18659 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18661 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18662 ix86_expand_vector_set if supported.
18664 2008-05-13 Diego Novillo <dnovillo@google.com>
18665 Kenneth Zadeck <zadeck@naturalbridge.com>
18667 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18669 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18670 phinodes_print_statistics, init_ssanames, fini_ssanames,
18671 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18672 release_ssa_name, release_defs, replace_ssa_name_symbol,
18673 ssanames_print_statistics): Move ...
18674 * tree-flow.h: ... here.
18675 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18676 Use FN instead of cfun.
18677 (make_ssa_name_fn): Rename from make_ssa_name.
18678 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18679 * tree-flow-inline.h (make_ssa_name): Move from
18680 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18681 * omp-low.c (expand_omp_parallel):
18682 * tree-flow-inline.h (redirect_edge_var_map_result):
18683 * tree-ssa.c (init_tree_ssa): Add argument FN.
18684 Use it instead of cfun. Update all users.
18686 2008-05-13 Tom Tromey <tromey@redhat.com>
18688 PR preprocessor/22168:
18689 * doc/cpp.texi (Top): Update menu.
18690 (Alternatives to Wrapper #ifndef): New node.
18691 (Other Directives): Document deprecation.
18692 (Obsolete Features): Remove menu.
18693 (Assertions): Merge node into Obsolete Features.
18694 (Obsolete once-only headers): Move earlier; rename to Alternatives
18695 to Wrapper #ifndef.
18696 * doc/cppopts.texi: Update.
18697 * c.opt (Wdeprecated): Enable for C and ObjC.
18698 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18699 (C++ Dialect Options): Move -Wno-deprecated from here to...
18700 (Warning Options): ... here.
18702 2008-05-13 Richard Guenther <rguenther@suse.de>
18704 PR middle-end/36227
18705 * fold-const.c (fold_sign_changed_comparison): Do not allow
18706 changes in pointer-ness.
18708 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18711 * config/sh/sh.c (sh_expand_prologue): Don't clear
18712 RTX_FRAME_RELATED_P for push insns.
18714 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18716 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18718 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18720 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18721 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18722 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18724 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18726 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18727 (*vec_concatv4sf_sse): This.
18728 (*sse2_concatv2si): Renamed to ...
18729 (*vec_concatv2si_sse2): This.
18730 (*sse1_concatv2si): Renamed to ...
18731 (*vec_concatv2si_sse): This.
18732 (*vec_concatv2di_rex): Renamed to ...
18733 (*vec_concatv2di_rex64): This.
18734 (*vec_concatv2si_sse4_1): New.
18735 (*vec_concatv2di_rex64_sse4_1): Likewise.
18737 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18739 PR rtl-optimization/36111
18740 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18741 that was created for swappable operands.
18743 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18746 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18747 * configure.ac: Add call to ACX_PROG_GNAT.
18749 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18751 * optc-gen.awk: Fix comment typo.
18753 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18755 * pretty-print.c (pp_integer_with_precision): Use
18756 HOST_LONG_LONG_FORMAT.
18758 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18760 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18762 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18764 * config/i386/i386.c (bdesc_ptest): Removed.
18765 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18766 (bdesc_args): Add __builtin_ia32_ptestz128,
18767 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18768 (ix86_init_mmx_sse_builtins): Updated.
18769 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18770 (ix86_expand_builtin): Updated.
18772 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18774 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18775 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18777 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18779 * value-prof.c (interesting_stringop_to_profile): Do not
18780 return early for BUILT_IN_MEMPCPY.
18782 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18784 * calls.c (expand_call): Don't use callgraph to increase
18785 preferred_stack_boundary.
18787 * cgraph.h (cgraph_rtl_info): Use unsigned on
18788 preferred_incoming_stack_boundary.
18790 * final.c (rest_of_clean_state): Use unsigned on
18791 preferred_stack_boundary.
18793 2008-05-09 Tom Tromey <tromey@redhat.com>
18795 PR preprocessor/22231:
18796 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18799 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18801 PR tree-optimization/36129
18802 * tree-ssa-ccp.c: Include value-prof.h.
18803 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18804 built-in function was folded to a constant.
18805 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18807 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18808 Sebastian Pop <sebastian.pop@amd.com>
18810 * tree-scalar-evolution.c: Document instantiate_scev.
18811 (instantiate_parameters_1): Renamed instantiate_scev_1.
18812 Don't use the same loop for instantiation_loop and evolution_loop.
18813 (instantiate_scev): New.
18814 (instantiate_parameters): Moved...
18815 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18816 same loop twice. Maintains the semantics for this function.
18817 * tree-scalar-evolution.h (instantiate_scev): Declare.
18818 (instantiate_parameters): ...here. Now static inline.
18819 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18820 instead of resolve_mixers.
18822 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18824 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18826 2008-05-09 Tomas Bily <tbily@suse.cz>
18828 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18829 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18830 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18831 * c-common.c (c_common_truthvalue_conversion): Likewise.
18832 * tree-object-size.c (compute_object_offset): Likewise.
18833 * tree-inline.c (estimate_num_insns_1): Likewise.
18834 * varasm.c (const_hash_1, compare_constant, copy_constant)
18835 (compute_reloc_for_constant, output_addressed_constants)
18836 (initializer_constant_valid_p): Likewise.
18837 * c-omp.c (check_omp_for_incr_expr): Likewise.
18838 * gimplify.c (gimplify_expr): Likewise.
18839 * c-typeck.c (c_finish_return): Likewise.
18840 * tree-vectorizer.c (supportable_widening_operation)
18841 (supportable_narrowing_operation): Likewise.
18842 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18843 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18844 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18845 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18846 (descr_info_loc): Likewise.
18847 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18848 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18849 (fold_unary): Likewise.
18850 * builtins.c (get_pointer_alignment): Likewise.
18851 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18852 (instantiate_parameters_1): Likewise.
18853 * tree.c (expr_align, stabilize_reference): Likewise.
18854 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18855 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18856 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18857 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18858 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18859 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18861 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18862 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18863 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18864 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18865 (forward_propagate_comparison)
18866 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18867 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18868 * emit-rtl.c (component_ref_for_mem_expr)
18869 (set_mem_attributes_minus_bitpos): Likewise.
18870 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18871 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18873 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18874 (build_function_call, pointer_diff, build_compound_expr)
18875 (c_finish_return): Likewise.
18876 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18877 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18879 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18880 * expr.c (is_aligning_offset): Likewise.
18881 * tree-ssa-alias.c (is_escape_site): Likewise.
18882 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18883 (check_all_va_list_escapes): Likewise.
18884 * tree-ssa-loop-ivopts.c (determine_base_object)
18885 (determine_common_wider_type): Likewise.
18886 * dojump.c (do_jump): Likewise.
18887 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18888 * tree-gimple.c (is_gimple_cast): Likewise.
18889 * fold-const.c (decode_field_reference, )
18890 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18891 (fold_binary): Likewise.
18892 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18893 (already_warned_in_frontend_p): Likewise.
18894 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18895 * tree.c (really_constant_p, get_unwidened): Likewise.
18896 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18897 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18898 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18900 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18902 (CONVERT_EXPR_P): Define.
18903 (CASE_CONVERT): Define.
18905 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18907 PR middle-end/36117
18908 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18909 (delete_unmarked_insns): When deleting a call, call
18910 delete_unreachable_blocks.
18911 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18912 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18914 2008-05-08 Richard Guenther <rguenther@suse.de>
18916 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18917 (-ftree-salias): Likewise.
18918 (salias-max-implicit-fields): Remove param documentation.
18919 (salias-max-array-elements): Likewise.
18920 * tree-pass.h (pass_create_structure_vars): Remove.
18921 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18922 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18923 * tree-ssa-alias.c (create_structure_vars): Remove.
18924 (gate_structure_vars): Likewise.
18925 (pass_create_structure_vars): Likewise.
18926 (gate_build_alias): Likewise.
18927 (pass_build_alias): Adjust to run always and dump the function.
18928 * common.opt (ftree-salias): Hide.
18929 * passes.c (init_optimization_passes): Remove
18930 pass_create_structure_vars, adjust comment.
18931 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18932 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18933 * opts.c (decode_options): Do not set flag_tree_salias.
18934 (common_handle_option): Add OPT_ftree_salias to the backward
18935 compatibility section.
18937 2008-05-08 Richard Guenther <rguenther@suse.de>
18939 * tree-flow-inline.h (var_can_have_subvars): Move ...
18940 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18941 * tree-flow.h (var_can_have_subvars): Remove.
18942 (push_fields_onto_fieldstack): Remove.
18943 (sort_fieldstack): Likewise.
18944 (struct fieldoff): Move ...
18945 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18946 alias_set and base_for_components fields.
18947 (sort_fieldstack): Make static.
18948 (push_fields_onto_fieldstack): Likewise. Remove code that
18949 handles anything but RECORD_TYPEs. Remove alias_set and
18950 base_for_components handling.
18951 (create_variable_info_for): Adjust.
18953 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18955 * common.opt (Wframe-larger-than=): Shorten the help message
18957 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18959 2008-05-08 Rafael Espíndola <espindola@google.com>
18961 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18963 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18964 trap and that both operands are gimple values.
18965 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18966 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18969 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18971 * read-rtl.c (join_c_conditions): Return the first string if the
18972 two strings are equal.
18974 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18976 * gensupport.h (pred_data): Add a "num_codes" field.
18977 (add_predicate_code): Declare.
18978 * gensupport.c (add_predicate_code): New function.
18979 (std_pred_table): Add an "allows_const_p" field.
18980 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18981 Remove the (incomplete) list of such codes from the codes field.
18982 (init_predicate_table): Use add_predicate_code. Add all
18983 RTX_CONST_OBJs if allows_const_p is true.
18984 * genrecog.c (process_define_predicate): Use add_predicate_code.
18986 2008-05-08 David Daney <ddaney@avtrex.com>
18987 Richard Sandiford <rsandifo@nildram.co.uk>
18989 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18990 special case of constant zero operands.
18991 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18992 old and new values. Special case constant zero values.
18993 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18995 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18996 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18998 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19001 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19002 similar RTX_CONST_OBJ before CONST_INT.
19004 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19006 * stmt.c (expand_stack_restore): Change sa mode if needed.
19008 2008-05-08 Richard Guenther <rguenther@suse.de>
19010 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19011 return type to bool.
19012 (ix86_sol10_return_in_memory): Likewise.
19013 (ix86_i386elf_return_in_memory): Likewise.
19014 (ix86_i386interix_return_in_memory): Likewise.
19015 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19016 (ix86_sol10_return_in_memory): Likewise.
19017 (ix86_i386elf_return_in_memory): Likewise.
19018 (ix86_i386interix_return_in_memory): Likewise.
19020 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19023 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19025 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19026 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19029 2008-05-08 Richard Guenther <rguenther@suse.de>
19031 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19032 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19033 (DR_SUBVARS): Remove.
19034 * tree-dfa.c (dump_subvars_for): Remove.
19035 (debug_subvars_for): Likewise.
19036 (dump_variable): Do not dump subvars.
19037 (remove_referenced_var): Do not remove subvars.
19038 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19039 (lookup_subvars_for_var): Remove.
19040 (get_subvars_for_var): Likewise.
19041 (get_subvars_at): Likewise.
19042 (get_first_overlapping_subvar): Likewise.
19043 (overlap_subvar): Likewise.
19044 * tree-flow.h (subvar_t): Remove.
19045 (struct var_ann_d): Remove subvars field.
19046 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19047 argument. Remove special handling of SFTs.
19048 (compute_tag_properties): Likewise.
19049 (set_initial_properties): Likewise.
19050 (compute_call_clobbered): Likewise.
19051 (count_mem_refs): Likewise.
19052 (compute_memory_partitions): Likewise.
19053 (compute_flow_insensitive_aliasing): Likewise.
19054 (setup_pointers_and_addressables): Likewise.
19055 (new_type_alias): Likewise.
19056 (struct used_part): Remove.
19057 (used_portions): Likewise.
19058 (struct used_part_map): Likewise.
19059 (used_part_map_eq): Likewise.
19060 (used_part_map_hash): Likewise.
19061 (free_used_part_map): Likewise.
19062 (up_lookup): Likewise.
19063 (up_insert): Likewise.
19064 (get_or_create_used_part_for): Likewise.
19065 (create_sft): Likewise.
19066 (create_overlap_variables_for): Likewise.
19067 (find_used_portions): Likewise.
19068 (create_structure_vars): Likewise.
19069 * tree.def (STRUCT_FIELD_TAG): Remove.
19070 * tree.h (MTAG_P): Adjust.
19071 (struct tree_memory_tag): Remove base_for_components and
19072 unpartitionable flags.
19073 (struct tree_struct_field_tag): Remove.
19074 (SFT_PARENT_VAR): Likewise.
19075 (SFT_OFFSET): Likewise.
19076 (SFT_SIZE): Likewise.
19077 (SFT_NONADDRESSABLE_P): Likewise.
19078 (SFT_ALIAS_SET): Likewise.
19079 (SFT_UNPARTITIONABLE_P): Likewise.
19080 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19081 (union tree_node): Remove sft field.
19082 * alias.c (get_alias_set): Remove special handling of SFTs.
19083 * print-tree.c (print_node): Remove handling of SFTs.
19084 * tree-dump.c (dequeue_and_dump): Likewise.
19085 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19086 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19087 * tree-predcom.c (set_alias_info): Do not set subvars.
19088 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19089 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19090 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19091 (add_vars_for_offset): Remove.
19092 (add_virtual_operand): Remove special handling of SFTs.
19093 (add_call_clobber_ops): Likewise.
19094 (add_call_read_ops): Likewise.
19095 (get_asm_expr_operands): Likewise.
19096 (get_modify_stmt_operands): Likewise.
19097 (get_expr_operands): Likewise.
19098 (add_to_addressable_set): Likewise.
19099 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19100 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19101 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19102 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19103 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19104 (tree_node_structure): Likewise.
19105 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19107 (find_what_p_points_to): Likewise.
19109 2008-05-08 Sa Liu <saliu@de.ibm.com>
19111 * config/spu/spu.md: Fixed subti3 pattern.
19113 2008-05-08 Richard Guenther <rguenther@suse.de>
19115 PR middle-end/36154
19116 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19117 sure to create a representative for trailing arrays for PTA.
19119 2008-05-08 Richard Guenther <rguenther@suse.de>
19121 PR middle-end/36172
19122 * fold-const.c (operand_equal_p): Two objects which types
19123 differ in pointerness are not equal.
19125 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19127 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19128 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19129 (emit_library_call_value_1): Add new variable fndecl initialized by
19130 NULL_TREE. It should be the decl type of orgfun, but this information
19131 seems not to be available here, so it uses the default calling abi.
19132 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19133 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19134 by TARGET_RETURN_IN_MEMORY.
19135 * config/i386/i386-interix.h: Likewise.
19136 * config/i386/i386.h: Likewise.
19137 * config/i386/i386elf.h: Likewise.
19138 * config/i386/ptx4-i.h: Likewise.
19139 * config/i386/sol2-10.h: Likewise.
19140 * config/i386/sysv4.h: Likewise.
19141 * config/i386/vx-common.h: Likewise.
19142 * config/cris/cris.h: Removed #if 0 clause.
19143 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19144 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19146 (ix86_sol10_return_in_memory): Likewise.
19147 (ix86_i386elf_return_in_memory): New.
19148 (ix86_i386interix_return_in_memory): New.
19149 * config/mt/mt-protos.h (mt_return_in_memory): New.
19150 * config/mt/mt.c: Likewise.
19151 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19152 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19153 * config/bfin/bfin.h: Likewise.
19154 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19156 * config/bfin/bfin.c: Likewise.
19157 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19158 * config/alpha/unicosmk.h: Likewise.
19159 * config/i386/cygming.h: Likewise.
19160 * config/iq2000/iq2000.h: Likewise.
19161 * config/mips/mips.h: Likewise.
19162 * config/mn10300/mn10300.h: Likewise.
19163 * config/rs6000/rs6000.h: Likewise.
19164 * config/score/score.h: Likewise.
19165 * config/spu/spu.h: Likewise.
19166 * config/v850/v850.h: Likewise.
19167 * defaults.h: Likewise.
19168 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19169 * expr.c (emit_block_move): Adjust use of
19170 OUTGOING_REG_PARM_STACK_SPACE.
19171 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19172 OUTGOING_REG_PARM_STACK_SPACE.
19173 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19175 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19177 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19178 on OMP_RETURN for OMP_FOR.
19181 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19182 (fortran_common): New function.
19183 (gen_variable_die): Call fortran_common instead of common_check,
19184 adjust for it returning tree instead of rtx. Formatting.
19186 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19190 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19191 * c-decl.c (merge_decls): Ditto.
19192 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19193 to RTL_CONST_OR_PURE_CALL_P.
19194 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19195 Initialized DECL_LOOPING_CONST_PURE.
19196 (process_call_operands): Set tree_side_effects properly.
19197 * tree.h (TREE_READONLY_DECL_P): Removed.
19198 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19199 (DECL_LOOPING_OR_CONST_P): New macro.
19200 (struct tree_function_decl): Added looping_const_or_pure_p.
19201 (ECF_*) Renumbered.
19202 (ECF_LOOPING_OR_CONST_P): New macro.
19203 * rtlanal.c (pure_const_p): Removed.
19204 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19205 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19206 to RTL_CONST_CALL_P.
19207 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19208 (check_decl, check_tree, check_call, scan_function): Initialize
19210 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19211 (static_execute): Set looping true for recursive functions.
19212 Undo setting state to IPA_NEITHER for recursive functions.
19213 * cse.c (cse_insn):
19214 * ifcvt.c (noce_can_store_speculate_p): Changed
19215 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19216 RTL_CONST_OR_PURE_CALL_P.
19217 * dse.c (scan_insn): Ditto.
19218 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19219 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19220 RTL_CONST_OR_PURE_CALL_P.
19221 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19222 pure_call_p to RTL_CONST_CALL_P.
19223 * gimplify.c (gimplify_call_expr): Clear side effects for
19224 non-looping pure and constant calls.
19225 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19226 (flags_from_decl_or_type): Set ecf flags from decl flags.
19227 (initialize_argument_information): Turn off
19228 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19229 Change const to pure if callee_copies is true rather than just
19231 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19232 way of marking pure calls.
19233 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19234 Remove hack that was supposed to fix pr7335 and remove old
19235 way of marking pure calls.
19236 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19237 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19238 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19239 RTL_CONST_OR_PURE_CALL_P.
19240 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19241 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19242 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19243 * sched-deps.c (schedule_analyze): Ditto.
19244 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19245 return_val field of calls to represent pure and const function info.
19246 (CONST_OR_PURE_CALL_P): Deleted macro.
19247 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19248 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19249 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19251 * tree-optimize.c (execute_fixup_cfg): Added test for
19252 ECF_LOOPING_CONST_OR_PURE.
19253 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19255 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19256 effects for looping pure or const calls.
19257 (verify_gimple_expr): Added verification code.
19258 * config/alpha/alpha.c (alpha_legitimize_address,
19259 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19261 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19262 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19263 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19264 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19265 RTL_CONST_OR_PURE_CALL_P.
19266 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19267 and const calls to be deleted.
19269 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19272 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19273 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19274 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19275 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19276 to handle nonimmediate operands.
19277 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19278 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19279 to handle nonimmediate operands.
19280 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19281 (mmx_pmulhrwv4hi3): New expander. Use
19282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19283 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19284 (sse2_umulv1siv1di3): New expander. Use
19285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19286 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19287 (mmx_eq<mode>3): New expander. Use
19288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19289 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19290 (mmx_uavgv8qi3): New expander. Use
19291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19292 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19293 (mmx_uavgv4hi3): New expander. Use
19294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19296 * config/i386/sse.md
19297 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19298 to handle nonimmediate operands.
19299 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19300 to handle nonimmediate operands.
19301 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19302 to handle nonimmediate operands.
19303 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19304 to handle nonimmediate operands.
19305 (sse2_unpckhpd_exp): New expander. Use
19306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19307 (sse2_unpcklpd_exp): New expander. Use
19308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19309 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19310 to handle nonimmediate operands.
19311 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19312 to handle nonimmediate operands.
19313 (*sse2_<plusminus_insn><mode>3): Rename from
19314 sse2_<plusminus_insn><mode>3 insn pattern.
19315 (sse2_<plusminus_insn><mode>3): New expander. Use
19316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19317 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19318 (sse2_umulv2siv2di3): New expander. Use
19319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19320 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19321 (sse4_1_mulv2siv2di3): New expander. Use
19322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19323 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19324 (sse2_pmaddwd): New expander. Use
19325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19326 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19327 (sse2_eq<mode>3): New expander. Use
19328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19329 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19330 (sse4_1_eqv2di3): New expander. Use
19331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19332 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19333 (sse2_uavgv16qi3): New expander. Use
19334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19335 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19336 (sse2_uavgv16qi3): New expander. Use
19337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19338 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19339 (sse2_uavgv8hi3): New expander. Use
19340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19341 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19342 (ssse3_pmulhrswv8hi3): New expander. Use
19343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19344 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19345 (ssse3_pmulhrswv4hi3): New expander. Use
19346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19348 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19349 (<sse>_vmmul<mode>3): Ditto.
19350 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19352 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19353 (ssse3_pmaddubsw): Ditto.
19355 * config/i386/i386.c (struct_builtin_description)
19356 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19357 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19358 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19359 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19360 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19361 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19362 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19363 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19364 (ix86_fixup_binary_operands): Assert that src1
19365 and src2 must have the same mode when swapped.
19366 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19367 and ix86_binary_operator_ok. Do not force operands in registers
19370 2008-05-07 Jan Hubicka <jh@suse.cz>
19372 * cgraph.c (dump_cgraph_node): Update.
19373 * cgraph.h (cgraph_local_info): Break out inline summary.
19374 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19376 * ipa-inline (inline_summary): New accestor function.
19377 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19378 cgraph_decide_inlining, compute_inline_parameters): Update.
19379 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19381 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19383 Cleanup ColdFire scheduling support and add V4 pipeline model.
19385 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19386 (define_attr cpu): Add cfv4 value.
19387 (define_attr type, define_attr type1): Merge into a single 'type'
19388 attribute. Update all uses.
19389 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19390 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19392 (define_attr opx_mem, define_attr opy_mem): Remove.
19393 (define_attr op_mem): Clean up, update comment.
19394 (define_attr size): Use specific values instead of general int.
19395 (define_attr guess, define_attr split): Remove. Update all uses.
19396 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19397 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19398 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19399 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19400 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19401 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19402 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19403 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19404 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19405 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19406 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19407 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19408 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19409 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19410 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19411 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19412 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19413 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19414 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19415 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19416 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19417 Update or set attributes.
19418 (stack_tie): New fake instruction.
19420 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19421 (m68k_sched_attr_size): Update declaration.
19422 (m68k_sched_attr_type2): Remove.
19423 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19424 Declare new bypass predicates.
19426 * config/m68k/m68k.c (m68k_sched_issue_rate,
19427 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19429 (TARGET_SCHED_ISSUE_RATE,
19430 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19431 (override_options): Handle scheduling for ColdFire V4 core.
19432 (m68k_expand_prologue): Emit stack_tie.
19433 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19434 'OP_TYPE_FPN'. Update all uses.
19435 (sched_guess_p): Remove.
19436 (sched_address_type): Handle symbolic addresses.
19437 (sched_get_operand): New static function.
19438 (sched_operand_type): Merge into sched_attr_op_type.
19439 (sched_attr_op_type): Handle FP registers, handle quick constants,
19441 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19442 (m68k_sched_attr_size): Update. Move logic to ...
19443 (sched_get_attr_size_int): New static function.
19444 (sched_get_opxy_mem_type): New static function.
19445 (m68k_sched_attr_op_mem): Update.
19446 (m68k_sched_attr_type2): Remove.
19447 (sched_cfv4_bypass_data): New static variable.
19448 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19449 (m68k_sched_issue_rate): Implement scheduler hook.
19450 (struct _sched_ib: enabled_p): New field.
19451 (m68k_sched_variable_issue): Update. Handle V4.
19452 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19453 sched_dump_class_func_t, sched_dump_split_class,
19454 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19455 sched_dump_dfa_class, m68k_sched_dump): Remove.
19456 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19458 (m68k_sched_init_global): Remove statisctics dumping, introduce
19459 sanity check that all instructions have pipeline reservations. Handle
19461 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19462 Handle ColdFire V4 core.
19463 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19464 New static functions.
19465 (m68k_sched_address_bypass_p): New bypass predicate.
19466 (sched_get_indexed_address_scale): New static function.
19467 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19469 * cf.md: Update comments.
19470 (define_attr type2): Remove. Use 'type' attribute instead.
19472 (cf_ib): Rename to cfv123_ib. Update all uses.
19473 (cf_oep): Rename to cfv123_oep. Update all uses.
19474 (cf_chr): Rename to cfv123_chr. Update all uses.
19475 (cf_mem): Rename to cfv123_mem. Update all uses.
19476 (cf_mac): Move to more appropriate place.
19477 (cfv123_guess): New automaton and cpu_unit.
19478 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19479 Update uses of 'size' attribute. Handle before reload scheduling.
19480 (cfv123_guess): New dummy reservation for unhandled instructions.
19481 (cfv4_*): Pipeline description of ColdFire V4 core.
19482 (ignore): New reservation to handle 'ignore' type.
19484 2008-05-07 Ian Lance Taylor <iant@google.com>
19486 PR middle-end/36013
19487 * gimplify.c (find_single_pointer_decl_1): Don't look through
19489 (find_single_pointer_decl): Adjust comments.
19491 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19493 PR middle-end/36137
19494 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19495 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19497 PR middle-end/36106
19498 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19499 integral type rather than floating point, then VIEW_CONVERT_EXPR
19500 to the floating point type.
19502 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19504 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19505 TFmode op0 to register.
19507 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19509 * c-decl.c (grokdeclarator): Comment typo.
19511 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19513 * tree-flow.h: Remove prototype for computed_goto_p.
19514 * tree-cfg.c (computed_goto_p): Make static.
19516 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19519 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19520 (contains_aligned_value_p): This. Handle _Decimal128.
19521 (ix86_function_arg_boundary): Only align _Decimal128 to its
19522 natural boundary and handle it properly.
19524 2008-05-06 Martin Jambor <mjambor@suse.cz>
19526 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19527 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19528 (ipcp_method_set_orig_node): Removed.
19529 (ipcp_cval_get_cvalue_type): Removed.
19530 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19531 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19532 (ipcp_cval_set_cvalue_type): Removed.
19533 (ipcp_cval_get_cvalue): Removed.
19534 (ipcp_cval_set_cvalue): Removed.
19535 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19536 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19537 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19538 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19539 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19540 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19541 (ipcp_get_ith_lattice): Changed parameters.
19542 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19543 (ipcp_lattice_from_jfunc): Changed parameters.
19544 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19545 (ipcp_method_cval_print): Added temporary variable info.
19546 (ipcp_redirect): Removed already unused local variable caller.
19547 (ipcp_redirect): New temporary variable orig_callee_info
19548 (ipcp_redirect): Removed newly unused local variable callee.
19549 (ipcp_redirect): Removed (a bit confusing) local variable type.
19550 (ipcp_insert_stage): Added local variable info.
19551 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19553 (ipcp_formal_create): Removed.
19554 (ipcp_method_cval_set): Removed.
19555 (ipcp_propagate_stage): Renamed lattice variables.
19556 (ipcp_method_cval_set_cvalue_type): Removed.
19557 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19558 (ipcp_print_all_lattices): Changed printed strings to refer to
19559 lattices rather than cvals.
19560 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19561 (ipcp_propagate_const): Changed formal parameters.
19562 (build_const_val): Changed formal parameters.
19563 (ipcp_insert_stage): Removed useless variable cvalue
19564 (build_const_val): Changed formal parameters.
19565 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19566 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19567 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19568 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19569 (ipcp_print_func_profile_counts): Changed string from "method" to
19571 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19572 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19573 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19574 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19575 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19576 (ipcp_lat_is_const): Changed parameters and made inline.
19577 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19578 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19579 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19580 the predicate condition directly
19581 (ipcp_propagate_stage): Added local variable args. Removed local
19582 variable callee. (Both are mere code simplifications.)
19583 (ipcp_method_dont_insert_const): Renamed to
19584 ipcp_node_not_modifiable_p.
19585 (ipcp_node_not_modifiable_p): Made inline.
19586 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19587 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19588 (ipcp_print_all_lattices): Removed variable cvalue
19589 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19592 2008-05-06 Olivier Hainque <hainque@adacore.com>
19594 * tree-sra.c (try_instantiate_multiple_fields): Early return
19595 if field has POINTER_TYPE.
19597 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19599 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19600 by using 'q' specifier for instruction.
19601 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19603 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19605 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19606 Change mode of zero_extract from QImode to HImode.
19607 (sign bit tests peepholes): (Ditto.).
19609 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19611 * config/i386/mmx.md: Remove double backslashes from asm templates.
19612 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19613 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19614 to handle nonimmediate operands.
19615 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19616 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19617 to handle nonimmediate operands.
19618 (*mmx_<code>v2sf3_finite): New insn pattern.
19619 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19620 (mmx_<code>v2sf3): New expander. Use
19621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19622 (mmx_<plusminus_insn><mode>3): New expander. Use
19623 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19624 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19625 (mmx_add<mode>3): Removed.
19626 (mmx_ssadd<mode>3): Ditto.
19627 (mmx_usadd<mode>3): Ditto.
19628 (mmx_sub<mode>3): Ditto.
19629 (mmx_sssub<mode>3): Ditto.
19630 (mmx_ussub<mode>3): Ditto.
19631 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19632 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19633 to handle nonimmediate operands.
19634 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19636 (mmx_smulv4hi3_highpart): New expander. Use
19637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19638 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19640 (mmx_umulv4hi3_highpart): New expander. Use
19641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19642 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19643 (mmx_<code>v4hi3): New expander. Use
19644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19645 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19646 (mmx_<code>v8qi3): New expander. Use
19647 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19648 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19649 (mmx_<code><mode>3): New expander. Use
19650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19652 2008-05-05 Jan Hubicka <jh@suse.cz>
19654 PR tree-optimization/36118
19655 * passes.c (pass_init_dump_file): Fix dump header.
19657 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19659 PR middle-end/36141
19660 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19661 VCE for function decls.
19663 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19665 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19667 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19669 * config/i386/i386.md (sat_plusminus): New.
19670 (plusminus_insn): Likewise.
19671 (plusminus_mnemonic): Likewise.
19673 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19674 (*<addsub><mode>3_cc_overflow): Renamed to ...
19675 (*<plusminus_insn><mode>3_cc_overflow): This.
19676 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19677 (*<plusminus_insn>si3_zext_cc_overflow): This.
19679 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19680 (<plusminus_insn><mode>3): This.
19681 (*<addsub><mode>3): Renamed to ...
19682 (*<plusminus_insn><mode>3): This.
19683 (<sse>_vm<addsub><mode>3): Renamed to ...
19684 (<sse>_vm<plusminus_insn><mode>3): This.
19685 (sse3_h<addsub>v4sf3): Renamed to ...
19686 (sse3_h<plusminus_insn>v4sf3): This.
19687 (sse3_h<addsub>v2df3): Renamed to ...
19688 (sse3_h<plusminus_insn>v2df3): This.
19689 (<plusminus_insn><mode>3): New.
19690 (*<plusminus_insn><mode>3): Likewise.
19691 (sse2_<plusminus_insn><mode>3): Likewise.
19692 (add<mode>): Removed.
19693 (*add<mode>3): Likewise.
19694 (sse2_ssadd<mode>3): Likewise.
19695 (sse2_usadd<mode>3): Likewise.
19696 (sub<mode>3): Likewise.
19697 (*sub<mode>3): Likewise.
19698 (sse2_sssub<mode>3): Likewise.
19699 (sse2_ussub<mode>3): Likewise.
19701 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19703 * gthr-single.h: Add in required interface elements as per gthr.h.
19704 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19705 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19706 Generalize UNUSED macro.
19707 (__gthread_once): Add.
19708 (__gthread_key_create): Add.
19709 (__gthread_key_delete): Add.
19710 (__gthread_getspecific): Add.
19711 (__gthread_setspecific): Add.
19713 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19716 the same size types for the indirect reference on the rhs, then
19719 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19721 * config/i386/i386.md
19722 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19723 one insn template instead of template series.
19724 (*xordi_1_rex64): Ditto.
19725 (*xordi_2_rex64): Ditto.
19727 2008-05-05 Ira Rosen <irar@il.ibm.com>
19729 PR tree-optimization/36119
19730 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19733 2008-06-04 Jan Hubicka <jh@suse.cz>
19735 tree-optimization/36100
19736 * tree-pass.h (pass_O0_always_inline): Declare.
19737 * ipa-inline.c (inline_transform): Remove dead code.
19738 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19739 pass_O0_always_inline): New.
19740 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19742 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19744 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19745 mnemonic in this_param move for TARGET_64BIT.
19747 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19749 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19750 (*strmovsi_rex_1): Ditto.
19751 (*strsetsi_1): Ditto.
19752 (*strsetsi_rex_1): Ditto.
19754 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19755 adddicc expanders using SWI mode iterator.
19757 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19760 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19763 2008-05-04 David S. Miller <davem@davemloft.net>
19765 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19766 (sparc*-*-linux*): Use linux.h in tm_file.
19767 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19768 compiler defaulting to 32-bit.
19769 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19771 * config/sparc/linux.h: Remove definitions now obtained
19772 properly from linux.h
19773 * config/sparc/linux64.h: Likewise.
19774 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19775 don't want this setting for 32-bit builds in a biarch compiler.
19776 * doc/install.texi: Add sparc-linux to list of targets
19777 supporting --enable-targets=all.
19779 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19781 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19783 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19785 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19786 after V4SI_FTYPE_V8HI.
19787 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19788 case V4SI_FTYPE_V2DF.
19790 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19792 * doc/invoke.texi (max-flow-memory-locations): Removed.
19793 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19795 2008-05-03 Richard Guenther <rguenther@suse.de>
19797 PR middle-end/34973
19798 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19800 2008-05-02 David S. Miller <davem@davemloft.net>
19802 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19804 2008-05-02 Simon Baldwin <simonb@google.com>
19807 * c-common.h (warn_array_subscript_range): Removed.
19808 * c-common.c (warn_array_subscript_range): Ditto.
19809 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19810 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19812 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19814 * config/i386/i386.c (ix86_special_builtin_type): New.
19815 (bdesc_special_args): Likewise.
19816 (ix86_expand_special_args_builtin): Likewise.
19817 (ix86_init_mmx_sse_builtins): Updated.
19818 (ix86_expand_builtin): Updated.
19819 (ix86_expand_store_builtin): Removed.
19820 (ix86_expand_unop_builtin): Likewise.
19822 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19823 * config/i386/mmintrin.h (__v2sf): Here.
19825 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19827 (_mm_loadl_pi): Likewise.
19828 (_mm_storeh_pi): Replace __v2si with __v2sf.
19829 (_mm_storel_pi): Likewise.
19831 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19832 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19833 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19834 __builtin_ia32_loadlpd.
19836 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19838 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19839 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19840 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19841 (ix86_init_mmx_sse_builtins): Updated.
19842 (ix86_expand_args_builtin): Likewise.
19843 (ix86_expand_builtin): Likewise.
19844 (ix86_expand_unop1_builtin): Renamed to ...
19845 (ix86_expand_unop_vec_merge_builtin): This.
19847 2008-05-01 Jan Hubicka <jh@suse.cz>
19850 * ipa-inline.c (inline_generate_summary): Make static.
19851 (inline_transform): Do not call inlining at -O0; make static.
19852 * passes.c (execute_todo): Add sanity check.
19853 (execute_one_ipa_transform_pass): Execute proper flags.
19855 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19857 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19858 (DECL_NONADDRESSABLE_P): Likewise.
19859 * alias.c (record_component_aliases): Fix comment.
19861 2008-05-01 Simon Baldwin <simonb@google.com>
19863 * c-common.h (warn_array_subscript_range): New function.
19864 * c-common.c (warn_array_subscript_range): Ditto.
19865 * tree-vrp.c (check_array_ref): Corrected code to agree with
19866 comment, ignoring only arrays of size 0 or size 1.
19867 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19869 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19871 * config/i386/i386.c (ix86_builtin_type): Replace
19872 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19873 (bdesc_args): Updated.
19874 (ix86_init_mmx_sse_builtins): Likewise.
19875 (ix86_expand_args_builtin): Likewise.
19877 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19880 * doc/extend.texi: Correct __builtin_ia32_palignr.
19882 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19885 * config/i386/i386.c (bdesc_crc32): Removed.
19886 (ix86_expand_crc32): Likewise.
19887 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19888 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19889 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19890 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19891 UINT_FTYPE_UINT_UCHAR.
19892 (bdesc_args): Updated. Add crc32 builtins.
19893 (ix86_init_mmx_sse_builtins): Updated.
19894 (ix86_expand_args_builtin): Updated to support subreg.
19896 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19898 2008-05-01 Jan Hubicka <jh@suse.cz>
19900 * tree-pass.h (opt_pass): Add IPA_PASS.
19901 (varpool_node, cgraph_node): Forward declare.
19902 (ipa_opt_pass): Define.
19903 (pass_ipa_inline): Turn into ipa_opt_pass.
19904 (pass_apply_inline): Remove.
19905 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19906 (apply_inline): Turn into ....
19907 (inline_transform): ... this one.
19908 (inline_generate_summary): New function.
19909 (pass_apply_inline): Remove.
19910 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19912 (struct function): Add ipa_transforms_to_apply.
19913 * passes.c (register_one_dump_file): Work on IPA_PASS.
19914 (init_optimization_passes): Remove pass_inline_parameters and
19916 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19917 (execute_one_pass) ... here; apply transforms when possible.
19918 (add_ipa_transform_pass, execute_ipa_summary_asses,
19919 execute_one_ipa_transform_pass): New.
19920 (execute_ipa_pass_list): Update for IPA_PASS type.
19922 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19924 * config/i386/i386.c (ix86_builtin_type): Add
19925 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19926 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19927 (bdesc_args): Add SSE4a builtins.
19928 (ix86_init_mmx_sse_builtins): Updated.
19929 (ix86_expand_args_builtin): Likewise.
19930 (ix86_expand_builtin): Likewise.
19932 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19934 * config/i386/i386.c (ix86_builtin_type): Add
19935 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19936 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19937 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19938 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19939 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19940 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19941 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19942 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19943 and DI_FTYPE_DI_DI_INT.
19944 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19945 (ix86_init_mmx_sse_builtins): Updated.
19946 (ix86_expand_args_builtin): Likewise.
19947 (ix86_expand_builtin): Likewise.
19948 (ix86_expand_binop_imm_builtin): Removed.
19950 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19952 2008-04-30 Richard Guenther <rguenther@suse.de>
19954 PR tree-optimization/32921
19955 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19957 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19959 * config/arm/arm.c (arm_unwind_emit): Use
19960 crtl->all_throwers_are_sibcalls instead of
19961 cfun->all_throwers_are_sibcalls.
19962 (arm_output_fn_unwind): Likewise.
19963 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19964 instead of cfun->uses_pic_offset_table.
19965 (frv_expand_prologue): Likewise.
19966 (frv_frame_pointer_required): Likewise.
19967 (frv_expand_fdpic_call): Likewise.
19968 (frv_emit_movsi): Likewise.
19969 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19970 cfun->returns_pcc_struct instead of
19971 current_function_returns_pcc_struct.
19972 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19973 instead of cfun->calls_eh_return.
19974 (m32c_pushm_popm): Likewise.
19975 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19976 "extern" declaration.
19978 2008-04-30 Richard Guenther <rguenther@suse.de>
19980 PR tree-optimization/21636
19981 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19983 (evaluate_stmt): Print the likely value.
19984 (ccp_visit_stmt): Avoid excessive vertical spacing.
19986 2008-04-30 Rafael Espíndola <espindola@google.com>
19988 * builtins.c (fold_call_expr): Return realret.
19989 * tree-ssa-threadedge.c
19990 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19991 __builtin_object_size.
19993 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19995 * gcc.c (wrapper_string): New variable.
19996 (insert_wrapper): New function.
19997 (execute): New option -wrapper.
19998 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20000 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20002 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20003 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20004 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20006 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20007 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20008 config/rs6000/e500crtres64gprctr.asm,
20009 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20010 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20011 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20012 config/rs6000/e500crtsav64gprctr.asm,
20013 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20014 config/rs6000/e500crtsavg64gprctr.asm: New files.
20015 * config/rs6000/t-ppccomm: Add build rules for new files.
20016 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20017 * config/rs6000/t-netbsd: Add build rules for new files.
20018 (LIB2FUNCS_STATIC_EXTRA): New variable.
20019 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20020 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20021 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20023 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20025 * config/i386/i386.c (ix86_builtin_type): Add
20026 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20027 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20028 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20029 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20030 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20031 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20032 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20033 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20034 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20035 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20036 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20037 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20038 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20039 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20040 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20041 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20042 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20043 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20044 V1DI_FTYPE_V2SI_V2SI.
20045 (bdesc_2arg): Moved to ...
20046 (bdesc_args): Here.
20047 (ix86_init_mmx_sse_builtins): Updated.
20048 (ix86_expand_args_builtin): Updated. Take a pointer
20049 to const struct builtin_description. Handle comparison
20051 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20052 (ix86_expand_builtin): Updated.
20054 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20055 (ssse3_pmaddubsw128): This.
20056 (ssse3_pmaddubswv4hi3): Renamed to ...
20057 (ssse3_pmaddubsw): This.
20059 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20060 (__builtin_ia32_packssdw128): Likewise.
20061 (__builtin_ia32_packuswb128): Likewise.
20062 (__builtin_ia32_pmaddubsw): Likewise.
20063 (__builtin_ia32_pmaddubsw128): Likewise.
20065 2008-04-30 Richard Guenther <rguenther@suse.de>
20067 PR tree-optimization/14847
20068 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20069 (recognize_bits_test): Use it.
20070 (recognize_single_bit_test): Likewise.
20072 2008-04-30 Martin Jambor <mjambor@suse.cz>
20074 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20075 instead of setting number of formal parameters to zero.
20076 (ipcp_init_stage): Do not set the number of actual parameters to zero
20078 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20079 which are called with variable number of arguments.
20080 (ipcp_insert_stage): Explicitely skipping all nodes which are
20081 called with variable number of arguments.
20082 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20083 number of parameters.
20085 * ipa-prop.h (struct ipa_node_params): Added flag
20086 called_with_var_arguments
20087 (ipa_set_param_count): Added. Changed sole setter to use it.
20088 (ipa_get_param_count): Added. All readers of param_count
20089 converted to use it instead.
20090 (ipa_set_called_with_variable_arg): Added.
20091 (ipa_is_called_with_var_arguments): Added.
20092 (ipa_get_ith_param): Added. All readers of param_decls converted
20094 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20096 (ipa_get_cs_argument_count): Added, all readers of argument_count
20098 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20101 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20102 (struct ipcp_lattice): Renamed cval_type to type
20103 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20105 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20106 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20107 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20108 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20109 (build_const_val): Changed the type of parameter cvalue to tree
20110 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20111 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20113 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20116 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20117 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20118 (ipa_add_method): Renamed to ipa_push_func_to_list
20119 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20120 (ipa_callsite_param_count): Removed.
20121 (ipa_callsite_param_count_set): Removed.
20122 (ipa_callsite_param): Removed.
20123 (ipa_callsite_callee): Removed.
20124 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20125 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20126 (ipa_method_formal_count): Removed.
20127 (ipa_method_formal_count_set): Removed.
20128 (ipa_method_get_tree): Removed.
20129 (ipa_method_tree_map_create): Removed.
20130 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20131 (ipa_create_param_decls_array): Creates the array itself
20132 (ipa_create_param_decls_array): Temporary variable info instead of
20133 a few dereferences.
20134 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20135 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20136 (get_type): Removed.
20137 (ipa_jf_get_info_type): Removed.
20138 (ipa_node_create): Renamed to ipa_create_node_params
20139 (ipa_free): Renamed to ipa_free_all_node_params
20140 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20141 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20142 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20143 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20144 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20145 ipa_free_all_edge_args
20146 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20147 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20148 (ipa_create_methodlist_node): Removed.
20149 (ipa_methodlist_method): Removed.
20150 (ipa_methodlist_method_set): Removed.
20151 (ipa_methodlist_next_method): Removed.
20152 (ipa_methodlist_next_method_set): Removed.
20153 (ipa_method_is_modified): Removed.
20154 (ipa_method_modify_create): Removed.
20155 (ipa_method_modify_init): Temporary variable info instead of a few
20157 (ipa_detect_param_modifications): Temporary variable info instead of
20158 a few dereferences.
20159 (ipa_compute_jump_functions): Temporary variable info instead of
20160 a few dereferences.
20161 (ipa_method_modify_set): Removed.
20162 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20163 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20164 than craph_node as the first parameter.
20165 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20166 (ipa_method_modify_init): Removed.
20167 (ipa_compute_jump_functions): Added a temp variable instead of
20168 repeatadly dereferencing the cgraph_edge.aux pointer
20169 (ipa_callsite_param_set_type): Removed.
20170 (ipa_compute_jump_functions): i renamed to index and moved to
20172 (ipa_callsite_param_set_info_type_formal): Removed.
20173 (ipa_callsite_param_set_info_type): Removed.
20174 (ipa_callsite_param_map_create): Removed.
20175 (ipa_callsite_tree): Removed.
20176 (ipa_callsite_caller): Removed.
20177 (ipa_pop_func_from_list): return_method removed to return_func
20179 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20180 prefixed all values with IPA_. Changed all users.
20181 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20182 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20183 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20184 (union parameter_info): Renamed to jump_func_value.
20185 (union jump_func_value): Renamed value to constant
20186 (struct ipa_jump_func): Renamed info_type to value
20187 (struct ipa_node): Renamed to ipa_node_params
20188 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20189 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20190 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20191 (struct ipa_edge): Renamed to ipa_edge_args
20192 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20193 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20194 (struct ipa_methodlist): Renamed to ipa_func_list
20195 (struct ipa_func_list): method_p renamed to node, next_method
20197 (ipa_methodlist_p): Removed, switched all users to struct pointer
20198 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20200 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20202 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20203 (rs6000_emit_epilogue): Use backchain to restore only when we
20204 have a large frame. Make use of frame pointer to restore if we
20205 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20207 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20209 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20210 Add mode to zero_extract.
20211 (sign bit tests peepholes): (Ditto.).
20213 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20215 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20216 Instructions in comments with SSE3.
20217 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20218 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20219 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20220 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20221 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20222 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20223 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20224 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20225 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20226 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20227 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20228 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20229 (bdesc_sse_args): Renamed to ...
20230 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20231 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20232 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20233 IX86_BUILTIN_FABSQ.
20234 (bdesc_1arg): Moved to ...
20235 (bdesc_args): Here.
20236 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20237 Instructions in comments with SSE3.
20238 (ix86_expand_sse_operands_builtin): Renamed to ...
20239 (ix86_expand_args_builtin): This. Updated.
20240 (ix86_expand_unop1_builtin): Update comments.
20241 (ix86_expand_builtin): Updated.
20243 2008-04-29 Richard Guenther <rguenther@suse.de>
20245 PR tree-optimization/36078
20246 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20247 Update virtual SSA form after cleaning up the CFG.
20249 2008-04-29 Richard Guenther <rguenther@suse.de>
20251 PR middle-end/15255
20252 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20254 2008-04-29 Richard Guenther <rguenther@suse.de>
20256 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20257 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20258 (compute_flow_insensitive_aliasing): Do not treat
20259 PTR_IS_REF_ALL pointers special.
20260 (get_smt_for): Likewise.
20261 (may_alias_p): Re-structure.
20262 (is_escape_site): A ref-all pointer conversion is not an escape site.
20263 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20264 PTR_IS_REF_ALL pointers special.
20265 * tree-ssa-structalias.h (struct alias_info): Remove
20266 ref_all_symbol_mem_tag field.
20267 (PTR_IS_REF_ALL): Remove.
20269 2008-04-29 Richard Guenther <rguenther@suse.de>
20271 PR middle-end/36077
20272 * fold-const.c (extract_muldiv_1): In combining division constants
20273 make sure to never overflow.
20275 2008-04-29 Nick Clifton <nickc@redhat.com>
20277 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20279 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20282 * optc-gen.awk: Work around HP-UX/IA awk bug.
20284 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20286 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20289 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20292 * config/i386/i386.md
20293 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20294 Change operand 1 predicate to nonimmediate_operand.
20296 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20299 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20301 * gengtype.c (walk_type, write_func_for_structure): Handle
20303 * doc/gty.texi: Document chain_circular.
20305 2008-04-28 Richard Guenther <rguenther@suse.de>
20307 PR tree-optimization/36066
20308 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20311 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20314 * config/i386/i386.md
20315 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20316 Use match_scratch instead of match_operand for operands 3 and 4.
20318 2008-04-27 Richard Guenther <rguenther@suse.de>
20320 PR tree-optimization/18754
20321 PR tree-optimization/34223
20322 * tree-pass.h (pass_complete_unrolli): Declare.
20323 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20324 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20325 Rewrite loop into loop closed SSA form if it is not already.
20326 (tree_unroll_loops_completely): Re-structure to iterate over
20327 innermost loops with intermediate CFG cleanups.
20328 Unroll outermost loops only if requested or the code does not grow
20330 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20331 loops are available.
20332 (tree_vectorize): Instead do so here.
20333 (tree_complete_unroll): Also unroll outermost loops.
20334 (tree_complete_unroll_inner): New function.
20335 (gate_tree_complete_unroll_inner): Likewise.
20336 (pass_complete_unrolli): New pass.
20337 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20338 uses outside of the loop.
20339 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20340 form if it is available.
20341 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20342 * passes.c (init_optimization_passes): Schedule complete inner
20343 loop unrolling pass before the first CCP pass after final inlining.
20345 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20347 * targhooks.h (default_emutls_var_fields,
20348 default_emutls_var_init): Declare.
20349 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20350 * target.h (struct gcc_target): Add struct emutls member.
20351 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20352 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20353 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20354 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20355 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20356 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20357 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20358 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20359 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20360 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20361 emit debug information.
20362 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20363 * varasm.c: Include targhooks.h.
20364 (emutls_object_section, emutls_tmpl_section): New.
20365 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20366 (EMUTLS_SEPARATOR): New.
20367 (prefix_name): New.
20368 (get_emutls_object_name): New.
20369 (default_emutls_var_fields): New, broken out of ...
20370 (get_emutls_object_type): ... here. Adjust to use target hooks.
20371 (get_emutls_init_templ_addr): Adjust to use target hooks.
20372 (emutls_decl): Adjust to use target hooks.
20373 (emutls_finish): Likewise.
20374 (default_emutls_var_init): New, broken out of ...
20375 (assemble_variable): ... here. Adjust to use target hooks.
20376 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20377 SECCAT_EMUTLS_TMPL.
20378 * c-common.c (handle_section_attribute): Prevent overriding
20379 sections for emulated tls with special sections.
20380 * config/i386/i386.c (x86_64_elf_select_section): Add
20381 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20382 (x86_64_elf_unique_section): Likewise.
20383 * config/vxworks.c: Include tree.h.
20384 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20385 (vxworks_override_options): Set TLS scheme.
20386 * doc/tm.texi (Emulated TLS): New node.
20388 2008-04-26 Simon Baldwin <simonb@google.com>
20391 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20392 with propagated string constants.
20394 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20396 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20397 constraint for operand 2 when operand 0 is memory operand.
20398 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20399 operand 0 is memory operand.
20400 (fix_trunc<mode>_i387_with_temp): Ditto.
20401 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20402 operand 2 when operand 1 is memory operand.
20403 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20404 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20405 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20406 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20407 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20408 operands 2,3 and 4 when operand 1 is memory operand.
20409 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20411 (fistdi2_floor_with_temp): Ditto.
20412 (fist<mode>2_floor_with_temp): Ditto.
20413 (fistdi2_ceil_with_temp): Ditto.
20414 (fist<mode>2_ceil_with_temp): Ditto.
20415 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20417 2008-04-26 David Daney <ddaney@avtrex.com>
20419 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20421 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20422 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20423 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20424 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20425 (compare_and_swap_12): New insn.
20426 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20427 * config/mips/mips.c (mips_force_binary): New function.
20428 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20429 (mips_expand_compare_and_swap_12): New function.
20430 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20432 2008-04-25 Jan Hubicka <jh@suse.cz>
20435 * cfgexpand.c (pass_expand): Turn into RTL pass.
20436 * passes.c (execute_one_pass): Do pass typechecking after execution.
20437 * tree-pass.h (pass_expand): Turn into RTL pass.
20439 * function.h (struct rtl_data): Move here fields
20440 accesses_prior_frames, calls_eh_return, saves_all_registers,
20441 has_nonlocal_goto, has_asm_statement, is_thunk,
20442 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20443 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20444 arg_pointer_save_area_init from struct function; turn into bool.
20445 (struct function): Move
20446 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20447 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20448 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20449 tail_call_emit, arg_pointer_save_area_init
20450 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20451 (current_function_returns_struct, current_function_returns_pcc_struct,
20452 current_function_calls_setjmp, current_function_calls_alloca,
20453 current_function_accesses_prior_frames,
20454 current_function_calls_eh_return, current_function_is_thunk,
20455 current_function_stdarg, current_function_profile,
20456 current_function_limit_stack, current_function_uses_pic_offset_table,
20457 current_function_uses_const_pool, current_function_has_nonlocal_label,
20458 current_function_saves_all_registers,
20459 current_function_has_nonlocal_goto,
20460 current_function_has_asm_statement): Remove accesor macros.
20461 * ra-conflict.c (global_conflicts): Update.
20462 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20463 (suitable_for_tail_call_opt_p): Update.
20464 * builtins.c (expand_builtin_return_addr): Update.
20465 (expand_builtin_setjmp_setup): Update.
20466 (expand_builtin_nonlocal_goto): Update.
20467 * final.c (final_start_function): Update.
20468 (profile_function): Update.
20469 (leaf_function_p): Update.
20470 (only_leaf_regs_used): Update.
20471 * df-scan.c (df_get_exit_block_use_set): Update.
20472 * dojump.c (clear_pending_stack_adjust): Update.
20473 * tree-stdarg.c (gate_optimize_stdarg): Update.
20474 * gimple-low.c (lower_function_body): Update.
20475 * global.c (compute_regsets): Update.
20476 (global_alloc): Update.
20477 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20478 * expr.c (expand_assignment): Update.
20479 * dse.c (dse_step0): Update.
20480 (dse_step1): Update.
20481 * c-decl.c (store_parm_decls): Update.
20482 * local-alloc.c (combine_regs): Update.
20483 (find_free_reg): Update.
20484 * function.c (assign_parms_augmented_arg_list): Update.
20485 (assign_parm_find_data_types): Update.
20486 (assign_parms): Update.
20487 (allocate_struct_function): Update.
20488 (expand_function_start): Update.
20489 (expand_function_end): Update.
20490 (get_arg_pointer_save_area): Update.
20491 (thread_prologue_and_epilogue_insns): Update.
20492 (rest_of_match_asm_constraints): Update.
20493 * stor-layout.c (variable_size): Update.
20494 * gcse.c (gcse_main): Update.
20495 (bypass_jumps): Update.
20496 * gimplify.c (gimplify_function_tree): Update.
20497 * calls.c (emit_call_1): Update.
20498 (expand_call): Update.
20499 * bt-load.c (compute_defs_uses_and_gen): Update.
20500 * except.c (sjlj_assign_call_site_values): Update.
20501 (sjlj_emit_function_enter): Update.
20502 (can_throw_external): Update.
20503 (set_nothrow_function_flags): Update.
20504 (expand_builtin_unwind_init): Update.
20505 (expand_eh_return): Update.
20506 (convert_to_eh_region_ranges): Update.
20507 (output_function_exception_table): Update.
20508 * emit-rtl.c (gen_tmp_stack_mem): Update.
20509 * cfgexpand.c (expand_used_vars): Update.
20510 (tree_expand_cfg): Update.
20511 * cfgcleanup.c (rest_of_handle_jump): Update.
20512 * explow.c (allocate_dynamic_stack_space): Update.
20513 * varasm.c (assemble_start_function): Update.
20514 (force_const_mem): Update.
20515 (mark_constant_pool): Update.
20516 * tree-optimize.c (tree_rest_of_compilation): Update.
20517 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20518 * tree-cfg.c (notice_special_calls): Update.
20519 (is_ctrl_altering_stmt): Update.
20520 (tree_can_make_abnormal_goto): Update.
20521 (tree_purge_dead_abnormal_call_edges): Update.
20522 * config/alpha/predicates.md: Update.
20523 * config/alpha/alpha.c (alpha_sa_mask): Update.
20524 (alpha_sa_size): Update.
20525 (alpha_does_function_need_gp): Update.
20526 (alpha_expand_prologue): Update.
20527 (alpha_start_function): Update.
20528 (alpha_output_function_end_prologue): Update.
20529 (alpha_expand_epilogue): Update.
20530 * config/frv/frv.c (frv_stack_info): Update.
20531 (frv_expand_epilogue): Update.
20532 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20533 (s390_register_info): Update.
20534 (s390_frame_info): Update.
20535 (s390_init_frame_layout): Update.
20536 (s390_can_eliminate): Update.
20537 (save_gprs): Update.
20538 * config/spu/spu.c (spu_split_immediate): Update.
20539 (need_to_save_reg): Update.
20540 (spu_expand_prologue): Update.
20541 (spu_expand_epilogue): Update.
20542 * config/sparc/sparc.md: Update.
20543 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20544 (sparc_tls_got): Update.
20545 (legitimize_pic_address): Update.
20546 (sparc_emit_call_insn): Update.
20547 (sparc_expand_prologue): Update.
20548 (output_return): Update.
20549 (print_operand): Update.
20550 (sparc_function_ok_for_sibcall): Update.
20551 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20552 * config/m32r/m32r.md: Update.
20553 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20554 (m32r_compute_frame_size): Update.
20555 (m32r_expand_prologue): Update.
20556 (m32r_expand_epilogue): Update.
20557 (m32r_legitimize_pic_address): Update.
20558 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20559 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20560 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20561 (gen_push): Update.
20562 (ix86_save_reg): Update.
20563 (ix86_compute_frame_layout): Update.
20564 (ix86_expand_prologue): Update.
20565 (ix86_expand_epilogue): Update.
20566 * config/sh/sh.c (output_stack_adjust): Update.
20567 (calc_live_regs): Update.
20568 (sh5_schedule_saves): Update.
20569 (sh_expand_prologue): Update.
20570 (sh_expand_epilogue): Update.
20571 (sh_setup_incoming_varargs): Update.
20572 (sh_allocate_initial_value): Update.
20573 (sh_get_pr_initial_val): Update.
20574 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20575 * config/sh/sh.md (label:): Update.
20576 * config/avr/avr.c (out_movhi_mr_r): Update.
20577 * config/crx/crx.h (enum): Update.
20578 * config/xtensa/xtensa.h (along): Update.
20579 * config/stormy16/stormy16.c Update.
20580 (xstormy16_compute_stack_layout): Update.
20581 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20582 (fr30_expand_prologue): Update.
20583 * config/cris/cris.c (cris_conditional_register_usage): Update.
20584 (cris_reg_saved_in_regsave_area): Update.
20585 (cris_initial_frame_pointer_offset): Update.
20586 (cris_simple_epilogue): Update.
20587 (cris_expand_prologue): Update.
20588 (cris_expand_epilogue): Update.
20589 (cris_expand_pic_call_address): Update.
20590 (cris_asm_output_symbol_ref): Update.
20591 (cris_asm_output_label_ref): Update.
20592 * config/cris/cris.md Update.
20593 * config/iq2000/iq2000.c (compute_frame_size): Update.
20594 (iq2000_expand_epilogue): Update.
20595 * config/mt/mt.h (save_direction): Update.
20596 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20597 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20598 (ia64_secondary_reload_class): Update.
20599 * config/m68k/m68k.c (m68k_save_reg): Update.
20600 (m68k_expand_prologue): Update.
20601 (m68k_expand_epilogue): Update.
20602 (legitimize_pic_address): Update.
20603 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20604 (first_reg_to_save): Update.
20605 (first_altivec_reg_to_save): Update.
20606 (compute_vrsave_mask): Update.
20607 (compute_save_world_info): Update.
20608 (rs6000_stack_info): Update.
20609 (spe_func_has_64bit_regs_p): Update.
20610 (rs6000_ra_ever_killed): Update.
20611 (rs6000_emit_eh_reg_restore): Update.
20612 (rs6000_emit_allocate_stack): Update.
20613 (rs6000_emit_prologue): Update.
20614 (rs6000_emit_epilogue): Update.
20615 (rs6000_output_function_epilogue): Update.
20616 (output_profile_hook): Update.
20617 (rs6000_elf_declare_function_name): Update.
20618 * config/rs6000/rs6000.h (rs6000_args): Update.
20619 * config/rs6000/rs6000.md: Update.
20620 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20621 * config/arc/arc.c (arc_output_function_epilogue): Update.
20622 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20623 * config/darwin.c (machopic_function_base_name): Update.
20624 * config/score/score3.c (score3_compute_frame_size): Update.
20627 (score3_epilogue): Update.
20628 * config/score/score7.c (score7_compute_frame_size): Update.
20629 (score7_prologue): Update.
20630 (score7_epilogue): Update.
20631 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20632 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20633 * config/arm/arm.c (use_return_insn): Update.
20634 (require_pic_register): Update.
20635 (arm_load_pic_register): Update.
20636 (arm_compute_save_reg0_reg12_mask): Update.
20637 (arm_compute_save_reg_mask): Update.
20638 (thumb1_compute_save_reg_mask): Update.
20639 (output_return_instruction): Update.
20640 (arm_output_function_prologue): Update.
20641 (arm_output_epilogue): Update.
20642 (arm_get_frame_offsets): Update.
20643 (arm_expand_prologue): Update.
20644 (thumb_pushpop): Update.
20645 (thumb_exit): Update.
20646 (thumb1_expand_prologue): Update.
20647 (thumb1_expand_epilogue): Update.
20648 (arm_unwind_emit): Update.
20649 (arm_output_fn_unwind): Update.
20650 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20651 * config/arm/arm.md: Update.
20652 * config/pa/pa.md: Update.
20653 * config/pa/pa.c (legitimize_pic_address): Update.
20654 (compute_frame_size): Update.
20655 (hppa_expand_prologue): Update.
20656 (hppa_expand_epilogue): Update.
20657 (borx_reg_operand): Update.
20658 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20659 (HARD_REGNO_RENAME_OK): Update.
20660 * config/mips/mips.c (mips_global_pointer): Update.
20661 (mips_save_reg_p): Update.
20662 (mips_compute_frame_info): Update.
20663 (mips_frame_pointer_required): Update.
20664 (mips_expand_prologue): Update.
20665 (mips_expand_epilogue): Update.
20666 (mips_can_use_return_insn): Update.
20667 (mips_reorg_process_insns): Update.
20668 * config/v850/v850.c (compute_register_save_size): Update.
20669 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20670 * config/mmix/mmix.c (along): Update.
20671 (mmix_expand_epilogue): Update.
20672 * config/bfin/bfin.c (legitimize_pic_address): Update.
20673 (must_save_p): Update.
20674 (stack_frame_needed_p): Update.
20675 (add_to_reg): Update.
20676 (bfin_expand_prologue): Update.
20677 * stmt.c (expand_asm_operands): Update.
20678 * reload1.c (reload): Update.
20679 (init_elim_table): Update.
20681 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20683 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20685 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20687 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20688 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20689 (mov<mode>): Removed.
20690 (*movv4sf_internal): Likewise.
20691 (*movv2df_internal): Likewise.
20693 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20695 * config.gcc (crx-*-elf): Remove deprecation.
20697 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20699 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20700 __gcc_deregister_frame with atexit.
20701 (deregister_frame_dtor): Remove.
20703 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20704 Nathan Sidwell <nathan@codesourcery.com>
20706 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20708 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20709 (rs6000_isel): Likewise.
20710 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20711 (rs6000_isel): New variable.
20712 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20714 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20717 * c-common.c (handle_vector_size_attribute): Call
20718 lang_hooks.types.reconstruct_complex_type instead of
20719 reconstruct_complex_type.
20720 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20721 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20722 * langhooks.h (struct lang_hooks_for_types): Add
20723 reconstruct_complex_type hook.
20724 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20725 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20727 2008-04-24 Richard Guenther <rguenther@suse.de>
20729 * c-common.h (check_builtin_function_arguments): Declare.
20730 * c-common.c (validate_nargs): New function.
20731 (check_builtin_function_arguments): Likewise.
20732 * c-typeck.c (build_function_call): Call
20733 check_builtin_function_arguments.
20734 * builtins.c (fold_builtin_classify): Remove error reporting code.
20735 (fold_builtin_unordered_cmp): Likewise.
20736 (fold_builtin_1): Likewise.
20737 (fold_builtin_n): Likewise.
20739 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20741 PR tree-optimization/36008
20742 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20743 the original op1, rather than delta by step.
20745 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20746 Sebastian Pop <sebastian.pop@amd.com>
20748 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20749 eliminate_local_variables_stmt, eliminate_local_variables,
20750 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20751 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20752 of code delimited by two edges in the CFG.
20753 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20754 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20755 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20756 the case of parallelisation of reductions.
20757 (expr_invariant_in_region_p): New.
20759 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20760 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20762 2008-04-24 Ira Rosen <irar@il.ibm.com>
20763 Richard Guenther <rguenther@suse.de>
20765 PR tree-optimization/36034
20766 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20767 incapable of dealing with loads with gaps.
20769 2008-04-24 Rafael Espíndola <espindola@google.com>
20771 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20772 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20773 vrp_evaluate_conditional.
20774 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20775 (vrp_evaluate_conditional): Split the cond argument.
20776 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20777 (simplify_stmt_for_jump_threading): Update call to
20778 vrp_evaluate_conditional.
20780 2008-04-24 Ira Rosen <irar@il.ibm.com>
20782 PR tree-optimization/35982
20783 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20784 interleaved data-refs are of the same type.
20786 2008-04-24 Danny Smith <dannysmith@users.net>
20788 * c-format.c (check_format_info_main): Use strncmp rather than a
20789 magic prefix to handle multichar length specs.
20790 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20791 Don't prefix "I64" and "I32" with '\0'.
20793 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20796 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20797 in registers for -m32 only if stdarg_p (fntype).
20799 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20801 PR rtl-optimization/36006
20802 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20803 temp to op0 in order to avoid invalid rtx sharing.
20805 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20807 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20808 check TREE_INVARIANT.
20809 * tree-gimple.c (is_gimple_address): New.
20810 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20811 * tree-gimple.h (is_gimple_address): New.
20812 * tree.h (decl_address_invariant_p): New.
20813 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20814 (build_string): Likewise.
20815 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20816 (tree_invariant_p_1): Likewise.
20817 (save_expr): Use it.
20818 (tree_invariant_p): New.
20819 (skip_simple_arithmetic): Use it.
20820 (stabilize_reference_1): Use it.
20821 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20823 (build1_stat): Drop code to compute TREE_INVARIANT.
20824 (build2_stat): Drop code to compute TREE_INVARIANT.
20825 (build3_stat): Drop code to compute TREE_INVARIANT.
20826 (build4_stat): Drop code to compute TREE_INVARIANT.
20827 (build5_stat): Drop code to compute TREE_INVARIANT.
20828 (build7_stat): Drop code to compute TREE_INVARIANT.
20829 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20830 * tree.h (struct tree_base): Remove invariant_flag.
20831 (TREE_INVARIANT): Remove.
20832 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20833 (fold_builtin_expect): Check TREE_CONSTANT.
20834 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20835 * c-tree.h (c_expr_to_decl): Drop third parameter.
20836 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20837 (build_c_cast): Don't set TREE_INVARIANT.
20838 (pop_init_level): Don't set TREE_INVARIANT.
20839 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20840 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20842 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20843 (gimplify_addr_expr): Adjust comment.
20844 * tree-mudflap.c (mf_build_string):
20845 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20846 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20847 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20848 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20849 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20850 * langhooks.h (struct lang_hooks): Drop third parameter from
20853 2008-04-23 Richard Guenther <rguenther@suse.de>
20855 PR tree-optimization/27799
20856 PR tree-optimization/32921
20857 PR tree-optimization/32624
20858 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20859 SMTs aliases and the tag itself into the solution.
20860 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20861 merge the points-to solution back into the SMT aliases.
20862 (may_alias_p): Use alias_set_subset_of instead of
20863 aliases_conflict_p. A pointer which points to
20864 memory with alias set zero may access any variable.
20866 2008-04-23 Richard Guenther <rguenther@suse.de>
20868 * alias.c (alias_set_subset_of): Correctly handle asking
20869 if zero is a subset of an alias set with zero child.
20870 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20871 (compute_flow_insensitive_aliasing): Correctly walk all
20872 pointers. Do not unnecessarily union sets.
20874 2008-04-23 Richard Guenther <rguenther@suse.de>
20876 PR middle-end/36021
20877 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20879 2008-04-22 Tomas Bily <tbily@suse.cz>
20881 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20883 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20885 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20886 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20887 * tree-inline.c (estimate_num_insns_1): Likewise.
20888 * varasm.c (const_hash_1, compare_constant, copy_constant)
20889 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20890 * emit-rtl.c (component_ref_for_mem_expr)
20891 (set_mem_attributes_minus_bitpos): Likewise.
20892 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20893 (is_aligning_offset): Likewise.
20894 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20895 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20896 * dojump.c (do_jump): Likewise.
20897 * builtins.c (get_pointer_alignment, get_memory_rtx)
20898 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20899 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20901 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20903 PR rtl-optimization/36017
20904 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20905 expanding the library call.
20907 2008-04-22 Ian Lance Taylor <iant@google.com>
20909 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20910 than size_in_bytes.
20912 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20914 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20915 of LR/CTR moves for Power6.
20917 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20919 PR middle-end/36003
20920 * passes.c (init_optimization_passes): Remove
20921 pass_fast_rtl_byte_dce.
20923 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20926 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20927 builtin functions to generate faster code.
20928 (_mm_cvtpu16_ps): Ditto.
20929 (_mm_cvtpi32x2_ps): Ditto.
20931 2008-04-22 Nick Clifton <nickc@redhat.com>
20933 * common.opt (ftree-loop-distribution): Add Optimization
20936 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20937 (frv_expand_builtin_va_start): Likewise.
20939 * config/arm/arm.c (thumb_find_work_register): Fix location of
20940 argument register count.
20942 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20944 Support scheduling for ColdFire V1 and V3 microarchitecture.
20945 Improve scheduling of multiplication instructions.
20947 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20948 (mac): New instruction attribute.
20949 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20950 (m68k_sched_mac): New variable.
20951 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20952 Handle cfv1 and cfv3.
20953 (max_insn_size): New static variable.
20954 (struct _sched_ib): New type.
20955 (sched_ib): New static variable.
20956 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20957 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20958 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20960 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20961 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20962 new variables. Update.
20963 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20964 Add modeling of cfv3 instruction buffer. Update.
20965 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20966 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20967 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20968 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20969 a particular reservation applies to.
20970 (type2): Reorganize attribute values. Rename alu to alu_reg,
20971 alu_l to alu, move_l to omove. Join move to alu. Split mul
20972 to mul_l and mul_w.
20973 (cf_ib_*): Simplify description of instruction buffer.
20974 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20975 (cf_mem): Split into cf_mem1 and cf_mem2.
20976 (cf_v2_move_??): Rename to cfv12_alu_??.
20977 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20978 (cf_v2_mul_??): Remove reservations.
20979 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20980 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20981 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20983 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20984 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20985 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20986 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20987 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20988 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20989 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20990 expansions of the above reservations for instructions of sizes
20993 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20995 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20997 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20999 * coverage.c: Include tree-pass.h.
21000 (coverage_counter_alloc): Print da_file_name to the dump file.
21002 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21004 * sbitmap.c (sbitmap_range_empty_p): New function.
21005 * sbitmap.h (sbitmap_range_empty_p): New function.
21006 * bitmap.h: Now includes obstack.h.
21008 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21009 Kenneth Zadeck <zadeck@naturalbridge.com>
21011 * dbgcnt.def (ra_byte_scan): Added.
21012 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21013 when the last hit happens for a counter.
21014 * timevar.def (TV_DF_BYTE_LR): New variable.
21015 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21016 * passes.c (pass_fast_rtl_byte_dce): New pass.
21017 * fwprop.c (update_df): Added mode to call df_ref_create.
21018 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21019 DF_REF_EXTRACT_OFFSET.
21020 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21021 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21023 (df_ref_extract): Added mode field.
21024 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21025 DF_REF_EXTRACT_OFFSET.
21026 (DF_REF_EXTRACT_MODE): New macro.
21027 (df_byte_lr_bb_info): New structure.
21028 (df_print_byte_regset, df_compute_accessed_bytes,
21029 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21030 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21031 df_byte_lr_simulate_uses,
21032 df_byte_lr_simulate_artificial_refs_at_top,
21033 df_byte_lr_simulate_artificial_refs_at_end,
21034 df_compute_accessed_bytes): New function.
21035 (df_ref_create): Add parameter.
21036 (df_byte_lr_get_bb_info): New inline function.
21037 * df-scan.c (df_ref_record, df_uses_record,
21038 df_ref_create_structure): Added mode parameter.
21039 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21040 df_defs_record, df_uses_record, df_get_conditional_uses,
21041 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21042 df_entry_block_defs_collect, df_exit_block_uses_collect):
21043 Added mode parameter to calls to df_ref_record, df_uses_record,
21044 df_ref_create_structure.
21045 (df_ref_equal_p, df_ref_compare): Added test for modes.
21046 (df_ref_create_structure): Added code to set mode. Renamed
21047 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21048 DF_REF_EXTRACT_OFFSET.
21049 * df-core.c (df_print_byte_regset): New function.
21050 * df-byte-scan.c: New file.
21051 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21052 calls to BITMAP_FREE.
21053 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21054 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21055 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21056 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21057 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21058 df_byte_lr_local_compute, df_byte_lr_init,
21059 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21060 df_byte_lr_transfer_function, df_byte_lr_free,
21061 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21062 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21063 df_byte_lr_simulate_uses,
21064 df_byte_lr_simulate_artificial_refs_at_top,
21065 df_byte_lr_simulate_artificial_refs_at_end): New function.
21066 * dce.c (byte_dce_process_block): New function.
21067 (dce_process_block): au is now passed in rather than computed
21068 locally. Changed loops that look at artificial defs to not look
21069 for conditional or partial ones, because there never are any.
21070 (fast_dce): Now is able to drive byte_dce_process_block or
21071 dce_process_block depending on the kind of dce being done.
21072 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21073 (rest_of_handle_fast_byte_dce): New function.
21074 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21075 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21077 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21080 * gcc.h: Added fortran options that take arguments to
21081 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21084 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21086 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21087 scalarization if on the LHS and not a full access.
21089 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21091 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21093 2008-04-18 Rafael Espíndola <espindola@google.com>
21095 * tree-vrp.c (find_case_label_index): Fix the binary search.
21096 (find_case_label_range): New.
21097 (vrp_visit_switch_stmt): Use find_case_label_range.
21098 (simplify_switch_using_ranges): Use find_case_label_range.
21100 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21102 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21103 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21105 2008-04-18 Tom Tromey <tromey@redhat.com>
21108 * doc/cpp.texi (Implementation-defined behavior): Mention
21111 2008-04-18 Ian Lance Taylor <iant@google.com>
21113 * fold-const.c (pointer_may_wrap_p): New static function.
21114 (fold_comparison): Add another test for pointer overflow. Use
21115 pointer_may_wrap_p to disable some false positives.
21117 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21119 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21120 (fname_as_string): Match updated cpp_interpret_string prototype.
21121 (fix_string_type): Support char16_t* and char32_t*.
21122 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21123 derivative) nodes. Register as builtin if C++0x.
21124 (c_parse_error): Support CPP_CHAR{16,32}.
21125 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21126 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21127 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21128 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21129 CTI_CHAR32_ARRAY_TYPE>: New elements.
21130 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21131 char32_type_node, signed_char32_type_node, char16_array_type_node,
21132 char32_array_type_node): New defines.
21133 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21134 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21135 (lex_string): Support CPP_STRING{16,32}, match updated
21136 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21137 (lex_charconst): Support CPP_CHAR{16,32}.
21138 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21139 and CPP_STRING{16,32}.
21141 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21144 * aclocal.m4: Regenerate.
21145 * configure: Regenerate.
21147 2008-04-18 Jan Hubicka <jh@suse.cz>
21149 * except.c (dw2_size_of_call_site_table,
21150 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21152 * cgraphbuild.c (build_cgraph_edges): Update.
21153 * tree-pass.h: Update comment.
21154 * final.c (leaf_function_p): Update.
21155 (leaf_renumber_regs): Update.
21156 (rest_of_clean_state): Update.
21157 * omp-low.c (expand_omp_parallel): Update.
21158 * ipa-reference.c (analyze_function): Update.
21159 * reorg.c (find_end_label): Update.
21160 (optimize_skip): Update.
21161 (fill_simple_delay_slots): Update.
21162 (fill_simple_delay_slots): Update.
21163 (make_return_insns): Update.
21164 (dbr_schedule): Update.
21165 * gimple-low.c (record_vars_into): Update.
21166 * cfgbuild.c (make_edges): Update.
21167 * function.c (assign_stack_local): Update.
21168 (assign_parm_adjust_stack_rtl): Update.
21169 (locate_and_pad_parm): Update.
21170 (allocate_struct_function): Do not initialize stack_alignment_needed
21171 and preferred_stack_boundary here.
21172 (stack_protect_prologue): Update.
21173 (stack_protect_epilogue): Update.
21174 (expand_function_start): Initialize stack_alignment_needed,
21175 preferred_stack_boundary and max_jumptable_ents.
21176 (expand_function_end): Update.
21177 (free_after_compilation): Do not NULLify epilogue_delay_list.
21178 * function.h (struct rtl_data): Add stack_protect_guard,
21179 stack_alignment_needed,
21180 preferred_stack_boundary, epilogue_delay_list.
21181 (struct function): Remove value_histograms, stack_alignment_needed,
21182 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21184 unexpanded_var_list, stack_protect_guard.
21185 (current_function_epilogue_delay_list): Remove.
21186 * ipa-type-escape.c (analyze_function): Update.
21187 * gimplify.c (pop_gimplify_context): Update comment.
21188 * calls.c (expand_call): Update.
21189 (emit_library_call_value_1): Update.
21190 * except.c (set_nothrow_function_flags): Update.
21191 * cfgexpand.c (get_decl_align_unit): Update.
21192 (create_stack_guard): Update.
21193 (estimated_stack_frame_size): Update.
21194 (expand_used_vars): Update.
21195 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21196 * explow.c (allocate_dynamic_stack_space): Update.
21197 * tree-ssa-live.c (remove_unused_locals): Update.
21198 * varasm.c (mark_constant_pool): Update.
21199 * tree-inline.c (remap_decls): Update.
21200 (initialize_cfun): Update.
21201 (declare_return_variable): Update.
21202 (inline_forbidden_p): Update.
21203 (expand_call_inline): Update.
21204 (declare_inline_vars): Update.
21205 (tree_function_versioning): Update.
21206 * tree-flow.h (value_histograms): New.
21207 (VALUE_HISTOGRAMS): New macro.
21208 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21210 * tree-cfg.c (set_bb_for_stmt): Update.
21211 (replace_by_duplicate_decl): Update.
21212 (move_block_to_fn): Update.
21213 (new_label_mapper): Update.
21214 (dump_function_to_file): Update.
21215 * ipa-struct-reorg.c (build_data_structure): Update.
21216 * cfgrtl.c (print_rtl_with_bb): Update.
21217 * reload1.c (reload): Update.
21219 * config/i386/i386.c (setup_incoming_varargs_64,
21220 ix86_compute_frame_layout): Update.
21221 * config/arc/arc.c (arc_output_function_epilogue): Update.
21223 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21225 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21226 for FreeBSD as well.
21227 * gthr-posix95.h: Likewise.
21229 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21231 PR rtl-optimization/35838
21232 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21233 out the byte offset of the first subreg.
21235 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21237 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21238 to split_ti instead of three separate calls with single member arrays.
21239 (subti3 splitter): Ditto.
21240 (adddi3 splitter): Ditto with split_di.
21241 (subdi3 splitter): Ditto.
21242 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21243 two separate calls with single member arrays. Swap match_dup
21244 operands 1 and 2 to better fit into the array.
21245 (negdi2 splitter): Ditto with split_di.
21246 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21247 two separate calls with single member arrays. Swap match_dup operands
21248 6 and 7 to better fit into the array.
21250 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21252 * config/i386/i386.c (sse_builtin_type): New.
21253 (bdesc_sse_args): Likewise.
21254 (bdesc_sse_3arg): Removed.
21255 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21256 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21257 IX86_BUILTIN_ROUNDPS.
21258 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21259 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21260 IX86_BUILTIN_ROUNDPS.
21261 (ix86_expand_sse_4_operands_builtin): Removed.
21262 (ix86_expand_sse_operands_builtin): New.
21263 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21264 and CODE_FOR_sse4_1_roundps.
21265 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21266 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21268 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21271 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21272 regs before frame pop when needed. If use_backchain_to_restore_sp
21273 then load backchain into a temp reg to restore vr and vrsave. Add
21274 code to restore vr after frame pop if possible.
21276 2008-04-17 Richard Guenther <rguenther@suse.de>
21278 * tree-vn.c (expressions_equal_p): Do not check type
21279 equality or compatibility before calling operand_equal_p.
21280 * fold-const.c (operand_equal_p): Check equivalence of
21281 integer constants before bailing out due to signedness or
21282 precision differences.
21283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21284 spurious differences in type qualification. Ignore types
21285 for COMPONENT_REFs at all.
21287 2008-04-17 Christian Bruel <christian.bruel@st.com>
21289 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21290 msw_skip comparison.
21292 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21295 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21298 PR tree-optimization/35899
21299 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21300 rather than TREE_OPERAND.
21302 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21305 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21306 temporary registers. Change operand predicate to general_operand.
21307 (remainderxf3): Ditto.
21309 2008-04-16 Richard Guenther <rguenther@suse.de>
21311 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21312 * tree-affine.c (aff_combination_expand): Look through some
21315 2008-04-15 Doug Kwan <dougkwan@google.com>
21317 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21319 * tree-pretty-print.c (dump_generic_node): Ditto.
21320 * final.c (output_addr_const): Ditto.
21321 * dwarf2out.c (output_cfi): Ditto.
21322 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21323 * print-rtl.c (print_rtx): Ditto.
21324 * print-tree.c (print_node_brief, print_node): Ditto.
21325 * c-common.c (match_case_to_enum_1): Ditto.
21326 * sched-vis.c (print_value): Ditto.
21327 * config/i386/i386.c (print_operand): Cast to long unsigned int
21330 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21331 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21332 MS Windows VirtualProtect function.
21334 2008-04-15 Jan Hubicka <jh@suse.cz>
21336 * gengtype.c (write_root): Param_is argument is OK.
21337 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21338 * function.h: Include varray.h
21339 (rtl_eh): New stucture based on except.c one.
21340 (call_site_record): New forward declaration and vector type.
21341 * calls.c (emit_call_1): Do not call
21342 note_current_region_may_contain_throw.
21343 * except.c (eh_status): Remove cur_region, try_region since they are
21345 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21346 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21347 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21348 Remove call_site_data_used, call_site_data_size.
21349 Turn call_site_record into vector in function.h.
21350 (note_current_region_may_contain_throw): Remove.
21351 (get_exception_pointer, get_exception_filter): Do not take struct
21352 function argument; update.
21353 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21354 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21355 build_post_landing_pads, dw2_build_landing_pads,
21356 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21357 sjlj_emit_function_enter, sjlj_emit_function_enter,
21358 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21359 sjlj_build_landing_pads, finish_eh_generation,
21360 remove_exception_handler_label, remove_eh_handler,
21361 maybe_remove_eh_handler, add_reachable_handler,
21362 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21363 add_action_record, collect_one_action_chain, add_call_site,
21364 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21365 sjlj_output_call_site_table, output_function_exception_table,
21366 * except.h (note_current_region_may_contain_throw): Remove
21367 (get_exception_pointer, get_exception_filter): Do not take struct
21369 * Makefile.in (GTFILES): Put varargs before struct function.
21371 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21373 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21374 punt for STRING_CST.
21375 (get_constraint_for): Deal with STRING_CST here instead.
21377 2008-04-15 Richard Guenther <rguenther@suse.de>
21379 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21380 statements in a basic-block with a backward walk. Do not
21381 substitute into dead statements but instead remove those.
21383 2008-04-15 Richard Guenther <rguenther@suse.de>
21385 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21386 to zero, thus disable creation of SFTs.
21388 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21390 * tree-predcom.c (suitable_reference_p): Return false if the
21391 reference can throw.
21393 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21396 * c-decl.c (finish_decl): If extern or static var has variable
21397 size, set TREE_TYPE (decl) to error_mark_node.
21399 2008-04-15 Rafael Espíndola <espindola@google.com>
21401 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21404 2008-04-15 Richard Guenther <rguenther@suse.de>
21406 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21407 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21408 (visit_reference_op_load): Do walk vuse-vdef chains on
21409 vn_reference_lookup.
21410 (visit_reference_op_store): But do not here.
21411 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21412 vn_reference_lookup.
21413 (vn_lookup_with_vuses): But do so here.
21415 2008-04-14 Ian Lance Taylor <iant@google.com>
21417 * fold-const.c (fold_overflow_warning): Remove assertion.
21419 2008-04-15 Ben Elliston <bje@au.ibm.com>
21421 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21422 temp1 local variables.
21424 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21427 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21428 ".text.unlikely" section as executable.
21430 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21432 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21433 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21434 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21435 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21436 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21437 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21438 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21440 2008-04-14 Ian Lance Taylor <iant@google.com>
21442 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21443 * fold-const.c (fold_comparison): If appropriate, test
21444 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21445 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21446 reassociating a pointer type.
21447 * doc/invoke.texi (Optimize Options): Document that
21448 -fstrict-overflow applies to pointer wraparound.
21450 2008-04-13 Jan Hubicka <jh@suse.cz>
21452 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21454 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21456 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21457 we are going to "save the world".
21459 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21461 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21462 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21463 operand 0 constraint, not "=".
21465 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21467 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21469 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21471 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21472 of size of positions_needed * CHAR_BIT.
21474 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21476 PR middle-end/35897
21477 * dse.c (store_info): Change positions_needed to unsigned
21479 (lowpart_bitmask): New.
21480 (record_store): Cast to unsigned HOST_WIDE_INT for
21481 positions_needed. Assert width <= size of positions_needed *
21482 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21483 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21484 lowpart_bitmask to set mask.
21486 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21488 * config/bfin/constraints.md: New file.
21489 * config/bfin/bfin.md: Include it.
21490 (adddi3): Use satisfies_constraint functions instead of the old macros.
21491 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21492 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21493 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21494 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21495 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21496 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21497 EXTRA_CONSTRAINT): Delete.
21498 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21499 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21501 * config/bfin/bfin.c: Include "tm-constrs.h".
21502 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21503 Use satisfies_constraint functions instead of the old macros.
21504 * doc/md.texi (Blackfin Constraints): Update file name reference.
21506 2008-04-11 Richard Guenther <rguenther@suse.de>
21508 PR tree-optimization/35869
21509 * tree-vrp.c (execute_vrp): Move switch statement update after
21510 jump threading. Schedule another cfg cleanup run.
21512 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21515 * attribs.c (decl_attributes): Return early on errorneous node.
21517 2008-04-10 Oleg Ryjkov <olegr@google.com>
21519 * tree.h (struct tree_base): Added a new flag default_def_flag.
21520 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21522 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21524 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21526 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21529 * pa.md: Define mode iterator P. Define mode attribute dwc.
21530 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21531 (icacheflush): Likewise.
21532 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21533 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21535 2008-04-11 Ben Elliston <bje@au.ibm.com>
21537 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21539 2008-04-10 Rafael Espíndola <espindola@google.com>
21541 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21542 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21543 (extract_range_from_expr): The same.
21545 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21547 * config/mips/mips.md (GPR2): New mode iterator.
21548 (seq): Add comment.
21549 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21550 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21551 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21552 Rewrite these to take two modes, the mode of comparison and the
21553 mode of the destination.
21554 * config/mips/mips.c (mips_expand_scc): Instead of having
21555 paradoxical subreg as destination, expand "narrowing" scc if mode
21556 of comparison is SI and target is requested in DI mode.
21557 (mips_emit_int_order_test): Update comment. Make mode of
21558 comparison match CMP0 rather than TARGET. When creating inverse
21559 target use mode of TARGET.
21561 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21563 * gcov-dump.c (tag_summary): Only print summaries for the first
21564 GCOV_COUNTERS_SUMMABLE counters.
21566 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21568 * config/i386/i386.md (absneg): New code iterator.
21569 (absnegprefix): New code attribute.
21570 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21571 patterns using absneg code iterator.
21572 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21573 using absneg code iterator.
21574 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21575 *neg<mode>2 patterns using absneg code iterator.
21576 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21577 *negextendsfdf2 patterns using absneg code iterator.
21578 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21579 *negextendsfxf2 patterns using absneg code iterator.
21580 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21581 *negextendsfdf2 patterns using absneg code iterator.
21582 * config/i386/sse.md (<code><mode>2): Macroize expander from
21583 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21585 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21587 * config/s390/s390.h: Remove the remains of the recent search
21588 & replace action of current_function_outgoing_args_size.
21590 2008-04-10 Ira Rosen <irar@il.ibm.com>
21592 PR tree-optimization/35821
21593 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21594 NEW_STMT_LIST is not NULL.
21596 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21599 * toplev.c (process_options): Remove -ffunction-sections debugging
21602 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21604 PR middle-end/PR28690
21605 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21606 than gen_rtx_fmt_ee to perform more canonicalizations.
21608 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21611 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21613 2008-04-09 Richard Guenther <rguenther@suse.de>
21615 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21616 (dump_function_to_file): Dump function arguments with types.
21618 2008-04-08 Richard Guenther <rguenther@suse.de>
21620 * fold-const.c (fold_widened_comparison): Do not allow
21621 sign-changes that change the result.
21623 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21626 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21627 kinds of indirect references.
21629 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21631 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21632 GNU Fortran language string.
21634 2008-04-08 Rafael Espíndola <espindola@google.com>
21636 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21637 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21638 * tree.h (tree_call_nonnegative_warnv_p): New.
21640 2008-04-08 Jan Hubicka <jh@suse.cz>
21642 * function.c (free_after_compilation): Clear out regno_reg_rtx
21645 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21648 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21650 PR middle-end/PR28690
21651 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21652 same precedence as REG_POINTER and MEM_POINTER operands.
21654 2008-04-08 Richard Guenther <rguenther@suse.de>
21656 PR middle-end/35834
21657 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21658 for adding index to base.
21660 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21662 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21663 (MINGW_ENABLE_EXECUTE_STACK): New.
21664 (IN_LIBGCC2): For libgcc include windows.h file for
21665 function declarations.
21667 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21669 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21670 and tem2 if tem1 is not a REG or MULT.
21672 2008-04-08 Jan Hubicka <jh@suse.cz>
21674 * function.h (incomming_args): Break out of struct function.
21675 (function_subsections): Break out of struct function.
21676 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21677 return_rtx and hard_reg_initial_vals from struct function.
21678 Kill inl_max_label_num.
21679 (current_function_pops_args, current_function_args_info,
21680 current_function_args_size, current_function_args_size,
21681 current_function_pretend_args_size,
21682 current_function_outgoing_args_size,
21683 current_function_internal_arg_pointer, current_function_return_rtx):
21684 Kill compatibility accestor macros.
21685 * builtins.c (expand_builtin_apply_args_1): Update.
21686 (expand_builtin_next_arg): Update.
21687 * df-scan.c (df_get_call_refs): Update.
21688 * dbxout.c (dbxout_function_end): Update.
21689 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21690 (output_line_info): Update.
21691 (secname_for_decl): Update.
21692 (dwarf2out_var_location): Update.
21693 * function.c (free_after_compilation): Update.
21694 (assign_parm_find_stack_rtl): Update.
21695 (assign_parms): Update.
21696 (expand_dummy_function_end): Update.
21697 (expand_function_end): Update.
21698 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21699 (expand_call): Update.
21700 (emit_library_call_value_1): Update.
21701 (store_one_arg): Update.
21702 * varasm.c (initialize_cold_section_name): Update.
21703 (unlikely_text_section): Update.
21704 (unlikely_text_section_p): Update.
21705 (assemble_start_function): Update.
21706 (assemble_end_function): Update.
21707 (default_section_type_flags): Update.
21708 (switch_to_section): Update.
21709 * integrate.c (set_decl_abstract_flags): Update.
21710 (get_hard_reg_initial_val): Update.
21711 (has_hard_reg_initial_val): Update.
21712 (allocate_initial_values): Update.
21713 * resource.c (init_resource_info): Update.
21714 * config/alpha/alpha.c (NUM_ARGS): Update.
21715 (direct_return): Update.
21716 (alpha_va_start): Update.
21717 (alpha_sa_size): Update.
21718 (alpha_initial_elimination_offset): Update.
21719 (alpha_expand_prologue): Update.
21720 (alpha_start_function): Update.
21721 (alpha_expand_epilogue): Update.
21722 (unicosmk_initial_elimination_offset):
21723 * config/alpha/alpha.md (call expander): Update.
21724 * config/s390/s390.c (s390_register_info): Update.
21725 (s390_register_info): Update.
21726 (s390_frame_info): Update.
21727 (s390_initial_elimination_offset): Update.
21728 (s390_build_builtin_va_list): Update.
21729 (s390_va_start): Update.
21730 * config/spu/spu.c (direct_return): Update.
21731 (spu_expand_prologue): Update.
21732 (spu_initial_elimination_offset): Update.
21733 (spu_build_builtin_va_list): Update.
21734 (spu_va_start): Update.
21735 * config/sparc/sparc.c (sparc_init_modes): Update.
21736 (sparc_compute_frame_size): Update.
21737 (function_value): Update.
21738 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21739 * config/i386/i386.md (return expander): Update.
21740 * config/i386/i386.c (ix86_va_start): Update.
21741 (ix86_can_use_return_insn_p): Update.
21742 (ix86_compute_frame_layout): Update.
21743 (ix86_expand_epilogue): Update.
21744 * config/sh/sh.c (output_stack_adjust): Update.
21745 (calc_live_regs): Update.
21746 (sh_expand_prologue): Update.
21747 (sh_builtin_saveregs): Update.
21748 (sh_va_start): Update.
21749 (initial_elimination_offset): Update.
21750 (sh_allocate_initial_value): Update.
21751 (sh_function_ok_for_sibcall): Update.
21752 (sh_get_pr_initial_val): Update.
21753 * config/sh/sh.md (return expander): Update.
21754 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21755 * config/crx/crx.c (crx_compute_frame): UPdate.
21756 (crx_initial_elimination_offset): UPdate.
21757 * config/xtensa/xtensa.c (compute_frame_size): Update
21758 (xtensa_builtin_saveregs): Update.
21759 (xtensa_va_start): Update.
21760 (order_regs_for_local_alloc): Update.
21761 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21762 (xstormy16_expand_builtin_va_start): Update.
21763 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21764 * config/m68hc11/m68hc11.md (return expanders): Update.
21765 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21766 (expand_epilogue): Update.
21767 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21768 (cris_simple_epilogue): Update.
21769 (cris_expand_prologue): Update.
21770 (cris_expand_epilogue): Update.
21771 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21772 (compute_frame_size): Update.
21773 * config/mt/mt.c (mt_compute_frame_size): Update.
21774 * config/mn10300/mn10300.c (expand_prologue): Update.
21775 (expand_epilogue): Update.
21776 (initial_offset): Update.
21777 (mn10300_builtin_saveregs):
21778 * config/mn10300/mn10300.md (return expander): Update.
21779 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21780 (ia64_initial_elimination_offset): Update.
21781 (ia64_initial_elimination_offset): Update.
21782 (ia64_expand_prologue): Update.
21783 * config/m68k/m68k.md (return expander): Update.
21784 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21785 (rs6000_stack_info): Update.
21786 * config/mcore/mcore.c (layout_mcore_frame): Update.
21787 (mcore_expand_prolog): Update.
21788 * config/arc/arc.c (arc_compute_frame_size): Update.
21789 * config/score/score3.c (score3_compute_frame_size): Update.
21790 * config/score/score7.c (score7_compute_frame_size): Update.
21791 * config/arm/arm.c (use_return_insn): Update.
21792 (thumb_find_work_register): Update.
21793 (arm_compute_save_reg_mask): Update.
21794 (arm_output_function_prologue): Update.
21795 (arm_output_epilogue): Update.
21796 (arm_size_return_regs): Update.
21797 (arm_get_frame_offsets): Update.
21798 (arm_expand_prologue): Update.
21799 (thumb_exit): Update.
21800 (thumb_unexpanded_epilogue): Update.
21801 (thumb1_output_function_prologue): Update.
21802 * config/pa/pa.md (return expander): Update.
21803 * config/pa/pa.c (compute_frame_size): Update.
21804 (hppa_builtin_saveregs): Update.
21805 * config/mips/mips.c (mips_va_start): Update.
21806 (mips16_build_function_stub): Update.
21807 (mips_compute_frame_info): Update.
21808 (mips_restore_gp): Update.
21809 (mips_output_function_prologue): Update.
21810 (mips_expand_prologue): Update.
21811 * config/v850/v850.c (compute_frame_size): Update.
21812 (expand_prologue): * config/mmix/mmix.c (along): update.
21813 (mmix_initial_elimination_offset): update.
21814 (mmix_reorg): update.
21815 (mmix_use_simple_return): update.
21816 (mmix_expand_prologue): update.
21817 (mmix_expand_epilogue): Update.
21818 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21819 (emit_link_insn): Update.
21821 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21823 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21824 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21826 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21829 2008-04-07 Jan Hubicka <jh@suse.cz>
21831 * function.h (rtl): Rename to x_rtl.
21832 (crtl): New define.
21833 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21834 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21835 used_temp_slots avail_temp_slots, temp_slot_level,
21836 nonlocal_goto_handler_labels): Update accesstors.
21837 (rtl): New global variable.
21838 (struct function): Move some fileds to rtl_data.
21839 (get_arg_pointer_save_area): Update prototype.
21840 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21841 get_arg_pointer_save_area.
21842 * expr.c (init_expr): Update
21843 * function.c (get_frame_size): Update
21844 (assign_stack_local): Update
21845 (expand_function_end): Update.
21846 (get_art_pointer_save_area): Update
21848 * emit-rtl.c (rtl): Declare.
21849 (regno_reg_rtx): Declare.
21850 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21852 (gen_reg_rtx): Update.
21853 * varasm.c (n_deferred_constatns): Update accestor.
21854 (init_varasm_status): Do not allocate varasm_status.
21855 (force_const_mem, get_pool_size, output_constant_pool): Update.
21856 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21857 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21858 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21859 * sparc/sparc.h (INIT_EXPANDERS): Update.
21860 * ia64/ia64.h (INIT_EXPANDERS): Update.
21862 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21864 * reload.c (push_secondary_reload): Add missing break to for loop.
21866 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21868 PR middle-end/PR28690
21869 * rtlanal.c: Update copyright years.
21870 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21871 as REG_POINTER and MEM_POINTER operands.
21872 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21873 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21874 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21875 * gcse.c: Update copyright years.
21876 (pre_delete): Call gen_reg_rtx_and_attrs.
21877 (hoist_code): Likewise.
21878 (build_store_vectors): Likewise.
21879 (delete_store): Likewise.
21880 * loop-invariant.c (move_invariant_reg): Likewise.
21881 Update copyright years.
21883 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21885 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21886 control string instead of quoted.
21888 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21890 * doc/rtl.texi: Rewrite of subreg section.
21892 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21895 * config/i386/i386.c (legitimize_pic_address): Add treating
21896 of dllimport SYM_REF's.
21897 (legitimize_dllimport_symbol): Add prototype.
21899 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21901 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21902 reference in constructor with non self-referential type.
21904 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21906 Removal of Return with Depressed Stack Pointer support
21907 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21908 (ECF_SP_DEPRESSED): Likewise.
21909 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21910 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21911 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21912 (expand_call): Do not test ECF_SP_DEPRESSED.
21913 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21914 * function.c (keep_stack_depressed): Delete.
21915 (handle_epilogue_set): Likewise.
21916 (update_epilogue_consts): Likewise.
21917 (emit_equiv_load): Likewise.
21918 (thread_prologue_and_epilogue_insns): Remove support for Return with
21919 Depressed Stack Pointer.
21920 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21922 2008-04-06 Richard Guenther <rguenther@suse.de>
21924 PR tree-optimization/35400
21925 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21926 information from SSA_NAMEs.
21928 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21930 * config/avr/avr.h (avr_mega_p): Remove declaration.
21931 (AVR_MEGA): Remove macro.
21932 * config/avr/avr.c (avr_mega_p): Remove variable.
21933 (avr_override_options): Remove inicializion of avr_mega_p.
21934 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21935 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21936 (avr_jump_mode): (Ditto.).
21937 (avr_output_progmem_section_asm_op): (Ditto.).
21938 (avr_asm_init_sections): (Ditto.).
21939 (avr_asm_init_sections): (Ditto.).
21940 (avr_rtx_costs): (Ditto.).
21941 * config/avr/avr.md: (Ditto.).
21942 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21945 2008-04-06 Richard Guenther <rguenther@suse.de>
21947 PR tree-optimization/35842
21948 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21949 is_gimple_invariant_address.
21951 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21953 * gcc.c (default_compilers): Sync Fortran extensions list with
21954 that in fortran/lang-specs.h.
21955 * doc/invoke.texi: Likewise.
21956 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21957 * dwarf2out.c (gen_compile_unit_die): Likewise.
21959 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21961 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21963 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21966 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21967 attribute is used for nested functions.
21969 2008-04-05 Jan Hubicka <jh@suse.cz>
21971 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21973 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21975 (dump_files): Update.
21976 (enable_rtl_dump_file): Do not accept letter argument.
21977 * tree-pass.h (dump_file_info): Remove letter argument.
21978 * toplev.c (decode_d_option): Update -da handling.
21979 * toplev.h (enable_rtl_dump_file): Update prototype.
21980 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21981 it out based on pass type.
21982 (register_dump_files_1): Likewise.
21983 (init_optimization_passes): Update register_one_dump_file calls.
21984 (execute_one_pass): Sanity check that IPA passes are called at IPA
21985 level and RTL passes at RTL level.
21986 (execute_pass_list): IPA pass can not be after or subpass of
21988 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21989 disallov RTL subpasses of IPA subpasses.
21991 2008-04-05 Ben Elliston <bje@au.ibm.com>
21993 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21994 builtins that return exactly once and do not throw. Cache call to
21997 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21999 PR rtl-optimization/34916
22000 PR middle-end/35519
22001 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22002 between instruction pairs.
22004 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22006 * doc/invoke.texi: Document -mbitops for SH.
22007 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22008 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22009 * config/sh/sh.c (print_operand): Add %t operand code.
22010 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22011 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22012 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22013 (extendqihi2): Likewise.
22014 (movqi_i): Likewise.
22015 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22016 (extv): Use bld instruction for SH2A if possible.
22018 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22019 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22020 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22021 (bset.b, bclr.b): Define peepholes.
22022 * config/sh/sh.opt (mbitops): New option.
22024 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22027 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22028 and view convert expression.
22030 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22033 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22035 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22037 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22039 * config/i386/cpuid.h (bit_AES): New.
22040 (bit_PCLMUL): Likewise.
22042 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22043 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22044 SSE2 if AES or PCLMUL is enabled.
22045 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22046 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22047 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22048 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22049 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22050 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22051 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22052 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22053 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22054 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22055 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22056 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22057 __builtin_ia32_aeskeygenassist128 and
22058 __builtin_ia32_pclmulqdq128.
22059 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22060 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22061 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22063 * config/i386/i386.h (TARGET_AES): New.
22064 (TARGET_PCLMUL): Likewise.
22065 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22067 * config/i386/i386.md (UNSPEC_AESENC): New.
22068 (UNSPEC_AESENCLAST): Likewise.
22069 (UNSPEC_AESDEC): Likewise.
22070 (UNSPEC_AESDECLAST): Likewise.
22071 (UNSPEC_AESIMC): Likewise.
22072 (UNSPEC_AESKEYGENASSIST): Likewise.
22073 (UNSPEC_PCLMUL): Likewise.
22075 * config/i386/i386.opt (maes): New.
22076 (mpclmul): Likewise.
22078 * config/i386/sse.md (aesenc): New pattern.
22079 (aesenclast): Likewise.
22080 (aesdec): Likewise.
22081 (aesdeclast): Likewise.
22082 (aesimc): Likewise.
22083 (aeskeygenassist): Likewise.
22084 (pclmulqdq): Likewise.
22086 * config/i386/wmmintrin.h: New.
22088 * doc/extend.texi: Document AES and PCLMUL built-in function.
22090 * doc/invoke.texi: Document -maes and -mpclmul.
22092 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22094 * function.c (free_after_parsing): Replace with
22095 cxx_push_function_context from C++ front-end.
22096 (allocate_struct_function): Don't call langhook.
22097 * langhooks.h (struct lang_hooks_for_functions): Delete.
22098 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22100 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22101 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22102 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22103 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22104 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22105 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22106 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22108 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22109 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22111 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22114 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22117 2008-04-04 Richard Guenther <rguenther@suse.de>
22119 PR middle-end/35823
22120 * fold-const.c (optimize_minmax_comparison): Use the correct
22121 type for the constant in the simplified comparison.
22123 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22125 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22126 Pass L2 size as "--param l2-cache-size" to the compiler.
22127 (decode_l2_cache): New function to decode L2 cache parameters using
22128 0x8000006 extended cpuid function.
22129 (detect_caches_amd): Determine parameters of L2 cache using
22130 decode_l2_caches function.
22131 (decode_caches_intel): Decode L2 cache parameters.
22132 (detect_caches_intel): Determine L2 cache parameters using
22133 decode_caches_intel and decode_l2_caches functions.
22135 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22137 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22138 secondary input reload for subword loads from the constant pool.
22140 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22143 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22144 constants of the appropriate size for runtime calculations.
22147 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22148 decimal-float literal constant zero.
22150 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22153 * c-parser.c (c_parser_omp_atomic): Call
22154 default_function_array_conversion on the RHS.
22156 PR middle-end/35818
22157 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22158 call is_variable_sized if decl has incomplete type.
22160 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22162 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22164 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22166 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22168 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22169 (sgt<u>): Merge sgt and sgtu into new expander.
22170 (sgt, sgtu): Remove expanders.
22171 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22172 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22173 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22174 *sgtu_<mode>_mips16 into new pattern.
22175 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22176 (sge<u>): Merge sge and sgeu into new expander.
22177 (sge, sgeu): Remove expanders.
22178 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22180 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22181 (slt<u>): Merge slt and sltu into new expander.
22182 (slt, sltu): Remove expanders.
22183 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22184 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22185 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22186 *sltu_<mode>_mips16 into new pattern.
22187 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22188 (sle<u>): Merge sle and sleu into new expander.
22189 (sle, sleu): Remove expanders.
22190 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22191 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22192 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22193 *sleu_<mode>_mips16 into new pattern.
22194 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22196 2008-04-03 Jan Hubicka <jh@suse.cz>
22198 PR tree-optimization/35795
22199 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22200 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22201 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22202 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22203 * score/score3.c (score3_output_mi_thunk): Likewise.
22204 * score/score7.c (score7_output_mi_thunk): Likewise.
22205 * mips/mips.c (mips_output_mi_thunk): Likewise.
22207 2008-04-03 Richard Guenther <rguenther@suse.de>
22209 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22210 conversions. Simplify code.
22212 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22214 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22216 2008-04-03 Tom Tromey <tromey@redhat.com>
22217 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22219 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22220 * config/bfin/t-bfin-linux (generated_files): Add
22221 linux-sysroot-suffix.h.
22222 * doc/install.texi (Prerequisites): Require make 3.80.
22223 * doc/sourcebuild.texi (Front End Directory): Document new
22225 * Makefile.in (generated_files): New variable.
22226 (ALL_HOST_OBJS): New variable.
22227 ($(ALL_HOST_OBJS)): New target.
22229 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22231 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22232 (remap_block): Call id->transform_lang_insert_block instead
22234 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22235 Set id.transform_lang_insert_block to NULL.
22236 (clone_body): Move to cp/optimize.c
22237 * tree-inline.h (struct copy_body_data): Change
22238 transform_lang_insert_block to function pointer.
22239 (copy_generic_body, copy_decl_no_change): Export.
22240 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22241 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22242 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22244 * c-tree.h (insert_block): Kill.
22245 * c-decl.c (insert_block): Kill.
22247 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22249 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22250 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22251 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22253 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22254 argument, call {push,pop}_function_context from here.
22255 * c-parser.c: Use c_{push,pop}_function_context.
22257 * function.c (push_function_context_to): Move meat ...
22258 (push_function_context): ... here. Simplify.
22259 * function.c (pop_function_context_from): Move meat ...
22260 (pop_function_context): ... here. Simplify.
22261 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22263 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22264 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22265 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22266 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22268 2008-04-03 Ben Elliston <bje@au.ibm.com>
22270 * expmed.c (extract_force_align_mem_bit_field): Remove.
22272 2008-04-03 Richard Guenther <rguenther@suse.de>
22274 PR middle-end/35800
22275 * expr.h (try_casesi): Adjust prototype.
22276 * expr.c (try_casesi): Take fallback label as extra parameter.
22277 Use that for gen_casesi if default_label is NULL.
22278 * stmt.c (expand_case): Pass fallback label to try_casesi,
22279 make sure to fill gaps with a fallback label if default_label
22282 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22285 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22287 2008-04-03 Ben Elliston <bje@au.ibm.com>
22289 * expmed.c (extract_split_bit_field): Remove if (0) code.
22290 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22291 (do_ds_constraint): Likewise.
22293 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22295 * doc/cppopts.texi (-dU): Document.
22296 * c-common.h (flag_dump_macros): Update comment.
22297 * c-opts.c (handle_OPT_d): Handle -dU.
22298 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22299 dump_queued_macros, cb_used_define, cb_used_undef): New.
22300 (init_pp_output): Handle -dU.
22301 (cb_line_change): Call dump_queued_macros.
22302 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22304 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22306 * config/avr/predicates.md (io_address_operand): New predicate.
22307 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22308 * config/avr/avr.c (avr_io_address_p): Remove function.
22309 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22310 'avr_io_address_p' function.
22311 (out_movhi_r_mr): (Ditto.).
22312 (out_movqi_mr_r): (Ditto.).
22313 (out_movhi_mr_r): (Ditto.).
22314 (avr_address_cost): (Ditto.).
22316 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22318 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22319 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22320 in 32bit mode when XMM registers are available to avoid store
22322 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22323 corresponding post-reload splitters.
22325 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22327 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22328 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22329 __builtin_ia32_roundss.
22330 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22331 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22332 __builtin_ia32_roundss.
22333 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22334 IX86_BUILTIN_SHUFPD here.
22336 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22338 * config/i386/i386.md (plogic): New.
22339 (plogicprefix): Likewise.
22341 * config/i386/mmx.md (mmx_<code><mode>3): New.
22342 (mmx_and<mode>3): Removed.
22343 (mmx_ior<mode>3): Likewise.
22344 (mmx_xor<mode>3): Likewise.
22346 * config/i386/sse.md (<code><mode>3): New.
22347 (*<code><mode>3): Likewise.
22348 (*<code><mode>3): Likewise.
22349 (<code><mode>3): Likewise.
22350 (*sse_<code><mode>3): Likewise.
22351 (*sse2_<code><mode>3): Likewise.
22352 (<code>tf3): Likewise.
22353 (*<code>tf3): Likewise.
22354 (and<mode>3): Likewise.
22355 (*and<mode>3): Likewise.
22356 (ior<mode>3): Removed.
22357 (*ior<mode>3): Likewise.
22358 (xor<mode>3): Likewise.
22359 (*xor<mode>3): Likewise.
22360 (*and<mode>3): Likewise.
22361 (*ior<mode>3): Likewise.
22362 (*xor<mode>3): Likewise.
22363 (and<mode>3): Likewise.
22364 (*sse_and<mode>3): Likewise.
22365 (*sse2_and<mode>3): Likewise.
22366 (andtf3): Likewise.
22367 (*andtf3): Likewise.
22368 (ior<mode>3): Likewise.
22369 (*sse_ior<mode>3): Likewise.
22370 (*sse2_ior<mode>3): Likewise.
22371 (iortf3): Likewise.
22372 (*iortf3): Likewise.
22373 (xor<mode>3): Likewise.
22374 (*sse_xor<mode>3): Likewise.
22375 (*sse2_xor<mode>3): Likewise.
22376 (xortf3): Likewise.
22377 (*xortf3): Likewise.
22379 2008-04-02 Richard Guenther <rguenther@suse.de>
22381 PR tree-optimization/14495
22382 PR tree-optimization/34793
22383 * tree-vrp.c (struct switch_update): New structure.
22384 (to_remove_edges, to_update_switch_stmts): New VECs.
22385 (simplify_switch_using_ranges): New function. Remove not taken
22386 case labels and edges.
22387 (simplify_stmt_using_ranges): Call it.
22388 (identify_jump_threads): Mark edges we have queued for removal
22389 so we don't thread them.
22390 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22392 * tree-cfg.c (group_case_labels): Deal with missing default label.
22393 (tree_verify_flow_info): Allow missing default label.
22394 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22395 (emit_case_nodes): Likewise.
22396 (expand_case): Do not rely on the default label to be present.
22397 * expr.c (try_casesi): Deal with NULL default_label.
22398 (do_tablejump): Likewise.
22400 2008-04-02 Richard Guenther <rguenther@suse.de>
22402 PR tree-optimization/14495
22403 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22404 SWITCH_EXPR here ...
22405 (vrp_visit_switch_stmt): ... but here (new function).
22406 (find_case_label_index): New helper function.
22407 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22409 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22411 * fwprop.c: Fix ISO-C99ism.
22413 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22416 * Makefile.in (objdir): Set it here.
22417 * configure.ac: Not here. Find dynamic linker characteristics.
22418 * exec-tool.in: Use them.
22419 * aclocal.m4: Regenerate.
22420 * configure: Regenerate.
22422 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22424 * expr.c (expand_var): Delete it.
22425 * expr.h (expand_var): Delete prototype.
22426 * function.c (expand_function_start): Use expand_decl instead.
22427 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22430 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22432 PR rtl-optimization/35542
22433 * fwprop.c (forward_propagate_and_simplify): Replace
22434 loc_reg_mentioned_in_p with reg_mentioned_p.
22436 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22438 PR rtl-optimization/35281
22439 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22440 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22441 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22442 (varying_mem_p): Move above propagate_rtx.
22443 (all_uses_available_at): Do not check MEMs.
22445 2008-04-02 Rafael Espíndola <espindola@google.com>
22447 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22448 (register_edge_assert_for_2): Split the cond argument.
22449 (register_edge_assert_for_1): Adjust for the change in
22450 register_edge_assert_for_2.
22451 (register_edge_assert_for): Split the cond argument.
22452 (find_switch_asserts): Adjust for the change in
22453 register_edge_assert_for.
22455 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22457 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22458 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22459 offsets for 64-bit mingw.
22460 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22461 abi for x86_64-pc-mingw.
22463 2008-04-02 Richard Guenther <rguenther@suse.de>
22465 * tree-vrp.c (extract_range_from_assert): Make sure to not
22466 produce range min/max with TREE_OVERFOW set.
22467 If merging a anti-range and a range keep the anti-range if
22468 the range covers all values of the type.
22469 (register_edge_assert_for_2): Only allow sign-changing
22470 conversions in detecting canonical range checks. Also
22471 register an assert for the unsigned name if useful.
22473 PR tree-optimization/35787
22474 * tree-vrp.c (vrp_val_max): New function.
22475 (vrp_val_min): Likewise.
22476 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22477 (vrp_val_is_min): Likewise.
22478 (supports_overflow_infinity): Use vrp_val_{min,max}.
22479 (negative_overflow_infinity): Likewise.
22480 (positive_overflow_infinity): Likewise.
22481 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22482 (is_positive_overflow_infinity): Likewise.
22483 (is_overflow_infinity): Likewise.
22484 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22485 vrp_val_is_{min,max}.
22486 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22487 to ranges if possible. Avoid empty ranges.
22489 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22491 PR middle-end/35705
22492 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22493 the expression is a function address.
22495 2008-04-01 George Helffrich <george@gcc.gnu.org>
22497 PR fortran/35154, fortran/23057
22498 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22499 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22500 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22501 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22503 (dbxout_syms): Check for COMMON-based symbol and wrap in
22504 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22505 in bracket for efficiency.
22507 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22508 using DW_TAG_common_block + member offset.
22509 (add_pubname_string): New function.
22510 (dw_expand_expr): New function to find block name and offset for
22512 (common_check): New function to check whether symbol in Fortran COMMON.
22513 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22515 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22518 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22520 2008-04-02 Ben Elliston <bje@au.ibm.com>
22522 * config/v850/v850.md (casesi): Remove if (0) code.
22523 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22524 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22526 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22528 * config/i386/i386.md (rex64suffix): New mode attribute.
22529 (floathi<mode>2): Disable expander for SSE math.
22530 (*floathi<mode>2_1): New insn insn_and_split pattern.
22531 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22532 corresponding post-reload splitters.
22533 (*floathi<mode>2_i387): New macroized insn pattern.
22534 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22535 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22536 insn_and_split pattern.
22537 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22538 New macroized instruction patterns and corresponding post-reload
22540 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22541 and corresponding post-reload splitters.
22542 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22543 New macroized instruction patterns.
22544 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22545 macroized instruction patterns and corresponding post-reload splitters.
22546 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22547 corresponding post-reload splitters.
22548 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22549 New macroized instruction patterns.
22550 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22551 corresponding post-reload splitters.
22552 (*floatsi<mode>2_i387): New macroized instruction patterns.
22554 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22556 * config/i386/i386.md (smaxmin): New.
22557 (umaxmin): Likewise.
22558 (maxminiprefix): Likewise.
22559 (maxminfprefix): Likewise.
22560 (<code><mode>3): Likewise.
22561 (smin<mode>3): Removed.
22562 (smax<mode>3): Likewise.
22564 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22565 (mmx_<code>v4hi3): Likewise.
22566 (mmx_<code>v8qi3): Likewise.
22567 (mmx_smaxv2sf3): Removed.
22568 (mmx_sminv2sf3): Likewise.
22569 (mmx_umaxv8qi3): Likewise.
22570 (mmx_smaxv4hi3): Likewise.
22571 (mmx_uminv8qi3): Likewise.
22572 (mmx_sminv4hi3): Likewise.
22574 * config/i386/sse.md (<addsub><mode>3): New.
22575 (*<addsub><mode>3): Likewise.
22576 (<sse>_vm<addsub><mode>3): Likewise.
22577 (<maxmin><mode>3): Likewise.
22578 (*<maxmin><mode>3_finite): Likewise.
22579 (*<maxmin><mode>3): Likewise.
22580 (<sse>_vm<maxmin><mode>3): Likewise.
22581 (sse3_h<addsub>v4sf3): Likewise.
22582 (sse3_h<addsub>v2df3): Likewise.
22583 (<maxmin>v16qi3): Likewise.
22584 (*<maxmin>v16qi3): Likewise.
22585 (<maxmin>v8hi3): Likewise.
22586 (*<maxmin>v8hi3): Likewise.
22587 (*sse4_1_<maxmin><mode>3): Likewise.
22588 (*sse4_1_<maxmin><mode>3): Likewise.
22589 (add<mode>3): Removed.
22590 (*add<mode>3): Likewise.
22591 (<sse>_vmadd<mode>3): Likewise.
22592 (sub<mode>3): Likewise.
22593 (*sub<mode>3): Likewise.
22594 (<sse>_vmsub<mode>3): Likewise.
22595 (smin<mode>3): Likewise.
22596 (*smin<mode>3_finite): Likewise.
22597 (*smin<mode>3): Likewise.
22598 (<sse>_vmsmin<mode>3): Likewise.
22599 (smax<mode>3): Likewise.
22600 (*smax<mode>3_finite): Likewise.
22601 (*smax<mode>3): Likewise.
22602 (<sse>_vmsmax<mode>3): Likewise.
22603 (sse3_haddv4sf3): Likewise.
22604 (sse3_haddv2df3): Likewise.
22605 (sse3_hsubv4sf3): Likewise.
22606 (sse3_hsubv2df3): Likewise.
22607 (umaxv16qi3): Likewise.
22608 (*umaxv16qi3): Likewise.
22609 (smaxv8hi3): Likewise.
22610 (*smaxv8hi3): Likewise.
22611 (*sse4_1_smax<mode>3): Likewise.
22612 (*sse4_1_umax<mode>3): Likewise.
22613 (uminv16qi3): Likewise.
22614 (*uminv16qi3): Likewise.
22615 (sminv8hi3): Likewise.
22616 (*sminv8hi3): Likewise.
22617 (*sse4_1_smin<mode>3): Likewise.
22618 (*sse4_1_umin<mode>3): Likewise.
22620 2008-04-01 Rafael Espíndola <espindola@google.com>
22622 * tree-cfg.c (verify_expr): remove in_phi.
22623 (verify_stmt): Don't call walk_tree with verify_expr. Use
22624 is_gimple_min_invariant instead of is_gimple_val.
22626 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22628 * doc/include/gpl_v3.texi: Update for manpage generation.
22629 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22631 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22632 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22633 gpl_v3.texi instead of gpl.texi.
22636 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22639 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22641 2008-04-01 Rafael Espíndola <espindola@google.com>
22643 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22644 (extract_code_and_val_from_cond): Use
22645 extract_code_and_val_from_cond_with_ops.
22647 2008-04-01 Jan Hubicka <jh@suse.cz>
22649 * function.c (free_after_compilation): Free epilogue_delay_list.
22650 (prepare_function_start): Assert that previous compilation was freed.
22652 2008-04-01 Jan Hubicka <jh@suse.cz>
22653 Jim Wilson <wilson@tuliptree.org>
22654 Andreas Tobler <andreast@gcc.gnu.org>
22656 PR middle-end/35781
22657 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22658 rtl.emit instead cfun->emit.
22659 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22660 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22662 2008-04-01 Ben Elliston <bje@au.ibm.com>
22664 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22666 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22668 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22670 (fprofile-use): Add var flag_profile_use
22671 * coverage.c (coverage_begin_output): Do not open a gcno file for
22672 output only if -ftest-coverage is set.
22673 Do not add getpwd() to gcda file path.
22674 (build_gcov_info): Check the new flag
22675 flag_profile_datafile_relative_path.
22676 (coverage_init): Use profile_data_prefix.
22677 Read profile counter only if flag_profile_use is set.
22678 * opts.c (common_handle_option): New option fprofile-use=,
22679 fprofile-dir=, fprofile-generate=.
22680 * toplev.c (profile_data_prefix): New variable definition.
22681 * toplev.h (profile_data_prefix): New declaration.
22682 * doc/invoke.tex (Option Summary, Optimization Options):
22685 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22687 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22688 use tmp consistently.
22691 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22692 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22693 UNSPEC_FR_RECIP_APPROX_RES.
22694 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22696 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22699 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22701 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22703 PR middle-end/30186
22704 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22705 element of the vector via a pointer.
22707 2008-03-31 Ian Lance Taylor <iant@google.com>
22709 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22711 2008-03-31 Jan Hubicka <jh@suse.cz>
22713 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22714 get_arg_pointer_save_area.
22715 * expr.c (init_expr): Just clear out rtl.expr.
22716 * function.c (free_after_compilation): Clear out whole RTL structure.
22717 (get_func_frame_size): Merge into ...
22718 (get_frame_size): ... this one.
22719 (assign_stack_local_1): Merge into ...
22720 (assign_stack_local): ... this one.
22721 (expand_function_end): Update call of get_arg_pointer_save_area.
22722 (get_art_pointer_save_area): Remove cfun argument.
22723 * function.h (emit_status): regno_pointer_align does not need length
22724 attribute. Move x_regno_reg_rtx to ...
22725 (regno_reg_rtx): ... new global array.
22726 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22727 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22728 apply_args_value, forced_labels, stack_pointer_delta):
22730 (struct varasm_status): Move here from varasm.c
22731 (struct rtl_data): New. Move here some fields from struct function.
22732 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22733 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22734 used_temp_slots avail_temp_slots, temp_slot_level,
22735 nonlocal_goto_handler_labels): Update accesstors.
22736 (rtl): New global variable.
22737 (struct function): Move some fileds to rtl_data.
22738 (get_arg_pointer_save_area): Update prototype.
22739 * emit-rtl.c (rtl): Declare.
22740 (regno_reg_rtx): Declare.
22741 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22743 (gen_reg_rtx): Update.
22744 (init_virtual_regs): Do not tate emit_status argument.
22745 (init_emit): Do not allocate emit.
22746 * varasm.c (varasm_statuc): Move to function.h.
22747 (n_deferred_constatns): Update accestor.
22748 (init_varasm_status): Do not allocate varasm_status.
22749 (force_const_mem, get_pool_size, output_constant_pool): Update.
22750 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22751 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22753 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22755 PR rtl-optimization/35729
22756 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22759 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22762 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22763 load/store if memory is unaligned.
22764 (*movti_rex64): Likewise.
22766 * config/i386/predicates.md (misaligned_operand): New.
22768 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22771 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22774 2008-03-31 Jan Beulich <jbeulich@novell.com>
22776 * config/ia64/constraints.md: Add 'j' constraint.
22777 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22778 (movdi_internal): Likewise.
22780 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22783 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22785 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22788 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22789 proper error message for the third argument on blendpd and
22792 * config/i386/sse.md (blendbits): New.
22793 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22795 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22797 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22799 2008-03-30 Richard Guenther <rguenther@suse.de>
22801 PR middle-end/31023
22802 * fold-const.c (fold_sign_changed_comparison): Do leave
22803 conversions to base-types alone.
22805 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22807 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22808 the link register if one altivec register is be saved.
22810 2008-03-30 Ben Elliston <bje@au.ibm.com>
22812 * final.c (final_scan_insn): Remove if (0) code.
22814 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22816 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22818 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22820 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22821 of V4SFmode to ix86_binary_operator_ok.
22823 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22825 * config/i386/i386.c (override_options): Initialize
22826 ix86_veclib_handler to ix86_veclibabi_svml when
22827 -mveclibabi=svml is used.
22828 (ix86_veclibabi_svml): New function for SVML ABI style
22829 vectorization support.
22830 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22832 2008-03-28 Rafael Espíndola <espindola@google.com>
22834 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22835 (tree_binary_nonnegative_warnv_p): Make it public.
22836 (tree_single_nonnegative_warnv_p): Make it public.
22837 (tree_invalid_nonnegative_warnv_p): Make it public.
22838 (tree_unary_nonzero_warnv_p): Make it public.
22839 (tree_binary_nonzero_warnv_p): Make it public
22840 (tree_single_nonzero_warnv_p): Make it public.
22841 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22842 (extract_range_from_binary_expr): Split the expr argument.
22843 (extract_range_from_unary_expr): Split the expr argument.
22844 (extract_range_from_comparison): Split the expr argument.
22845 (extract_range_from_expr): Use the new aux functions.
22846 (vrp_evaluate_conditional_warnv): Use
22847 vrp_evaluate_conditional_warnv_with_ops.
22848 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22849 (tree_binary_nonzero_warnv_p): Declare.
22850 (tree_single_nonzero_warnv_p): Declare.
22851 (tree_expr_nonzero_warnv_p): Declare.
22852 (tree_unary_nonnegative_warnv_p): Declare.
22853 (tree_binary_nonnegative_warnv_p): Declare.
22854 (tree_single_nonnegative_warnv_p): Declare.
22855 (tree_invalid_nonnegative_warnv_p): Declare.
22857 2008-03-28 Richard Guenther <rguenther@suse.de>
22859 PR tree-optimization/30317
22860 PR tree-optimization/30911
22861 PR tree-optimization/34793
22862 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22863 (struct assert_locus_d): New member EXPR.
22864 (register_new_assert_for): Add EXPR parameter to support
22865 ASSERT_EXPR <name, expr OP limit>.
22866 (register_edge_assert_for_1): Adjust callers.
22867 (find_assert_locations): Likewise.
22868 (process_assert_insertions_for): Build condition from expression.
22869 (extract_range_from_assert): Handle ASSERT_EXPRs
22870 of the form ASSERT_EXPR <name, expr OP limit>.
22871 (register_edge_assert_for_2): New helper registering
22872 asserts for comparisons. Recognize range tests of the form
22873 (unsigned)i - CST1 OP CST2.
22874 (register_edge_assert_for_1): Use it.
22875 (register_edge_assert_for): Likewise.
22876 (needs_overflow_infinity): Integer sub-types
22877 do not need overflow infinities.
22878 (vrp_val_is_max): The extreme values of integer sub-types
22879 are those of the base type.
22880 (vrp_val_is_min): Likewise.
22881 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22884 2008-03-28 Nick Clifton <nickc@redhat.com>
22887 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22888 Return GENERAL_REGS for stack adjustment reloads.
22890 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22893 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22894 const_vector when all the vectors are constant.
22896 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22898 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22900 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22901 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22903 (s<code>_sf): Use new scc_sf attribute for opcode names.
22905 2008-03-27 Tom Tromey <tromey@redhat.com>
22907 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22908 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22909 config/spu/t-spu-elf, config/i386/t-interix,
22910 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22911 config/i386/x-darwin, config/i386/x-mingw32,
22912 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22913 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22914 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22915 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22916 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22917 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22918 config/score/t-score-elf, config/arm/t-strongarm-pe,
22919 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22920 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22921 Revert automatic dependency patch.
22923 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22926 * config/i386/i386.c (ix86_function_arg_boundary): Align
22927 decimal floating point to its natural boundary.
22929 2008-03-27 Richard Guenther <rguenther@suse.de>
22931 PR middle-end/35716
22932 * fold-const.c (fold_comparison): Restrict distinct decl
22933 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22934 solely rely on operand_equal_p.
22936 2008-03-27 Richard Guenther <rguenther@suse.de>
22939 * c-common.c (handle_weak_attribute): Reject combination of
22942 2008-03-27 Richard Guenther <rguenther@suse.de>
22944 PR tree-optimization/32810
22945 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22946 conversions from DECL_INITIAL.
22947 (fold_const_aggregate_ref): Likewise from constructor elements.
22949 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22951 * tree-affine.h (aff_combination_expand): Declare.
22952 (get_inner_reference_aff): Likewise.
22953 * tree-affine.c (aff_combination_expand): Split out from
22954 tree_to_aff_combination_expand.
22955 (get_inner_reference_aff): New function.
22956 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22957 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22958 (struct lim_aux_data): sm_done field removed.
22959 (mem_ref_loc_p, mem_ref_locs_p): New types.
22960 (struct mem_ref): Added id, stored, accesses_in_loop,
22961 indep_loop, dep_loop, indep_ref, dep_ref fields.
22962 Removed is_stored, locs and next fields.
22963 (memory_accesses): New variable.
22964 (movement_possibility): Do not allow moving statements
22965 that store to memory.
22966 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22968 (determine_max_movement): For statements with memory references,
22969 find the outermost loop in that the reference is independent.
22970 (move_computations_stmt): Mark the virtual operands for renaming.
22971 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22972 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22973 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22974 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22975 create_vop_ref_mapping, analyze_memory_references,
22976 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22977 get_all_locs_in_loop, ref_always_accessed_p,
22978 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22979 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22980 store_motion_loop, store_motion): New functions.
22981 (struct vop_to_refs_elt): New type.
22982 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22983 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22984 (schedule_sm): Replaced by...
22985 (execute_sm): ... this.
22986 (determine_lsm_ref, hoist_memory_references,
22987 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22988 find_more_ref_vops, free_mem_ref, free_mem_refs,
22989 determine_lsm_loop, determine_lsm): Removed.
22990 (tree_ssa_lim_finalize): Free data structures used by store motion.
22991 (tree_ssa_lim): Call analyze_memory_references. Use
22992 store_motion instead of determine_lsm.
22994 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22996 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22997 rename tmake_file to m68hc11/t-m68hc11.
22998 (mcore): Set inhibit_libc to true.
22999 * config.host (alpha*-dec-*vms*): Set extra_programs.
23000 (interix3*): Don't use host_xmake_file.
23001 * configure.ac: Let config.gcc override inhibit_libc.
23002 * configure: Regenerate.
23004 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23005 * config/t-openbsd-thread: Remove commented out lines.
23007 * config/x-interix: Remove.
23009 * config/m68hc11/t-m68hc11-gas: Rename to...
23010 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23012 * config/mcore/t-mcore: Remove T_CFLAGS.
23013 * config/mcore/t-mcore-pe: Likewise.
23015 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23017 * configure.ac: Replace custom __GNU_SOURCE test with
23018 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23019 * aclocal.m4: Regenerate.
23020 * configure: Regenerate.
23021 * config.in: Regenerate.
23023 2008-03-27 Richard Guenther <rguenther@suse.de>
23025 * fold-const.c (target.h): Include.
23026 (fold_comparison): Fold comparison of addresses of decls
23027 that bind locally or of constants. Consolidate address folding code.
23028 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23029 results from fold_binary_to_constant.
23030 (compare_values_warnv): Likewise.
23032 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23034 PR middle-end/35429
23035 * fold-const.c (fold_truthop): Check for integeral types when folding
23036 a == 0 && b == 0 and a != 0 || b != 0 .
23038 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23040 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23042 2008-03-26 Andreas Schwab <schwab@suse.de>
23044 * doc/invoke.texi: Fix use of @item vs. @itemx.
23046 2008-03-26 Tom Tromey <tromey@redhat.com>
23048 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23049 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23050 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23051 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23052 build/genconstants.o, build/genemit.o, build/genextract.o,
23053 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23054 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23057 2008-03-26 Richard Guenther <rguenther@suse.de>
23060 2008-03-26 Richard Guenther <rguenther@suse.de>
23062 * fold-const.c (target.h): Include.
23063 (fold_comparison): Fold comparison of addresses of two decls
23064 that bind locally. Consolidate address folding code.
23066 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23068 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23069 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23070 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23071 dconstsqrt2, dconstthird, dconste and/or dconst10.
23072 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23073 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23074 dconstsqrt2, dconste): Delete.
23075 (init_emit_once): Likewise. Simplify initializing dconstm1.
23077 * real.c (get_real_const): New.
23078 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23079 dconstsqrt2, dconste): Delete.
23080 (real_value_const, get_real_const): New.
23082 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23084 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23086 * config/i386/i386.c (ix86_function_arg_boundary): Check
23087 BIGGEST_ALIGNMENT instead of 128.
23088 (setup_incoming_varargs_64): Likewise.
23090 2008-03-26 Tom Tromey <tromey@redhat.com>
23092 * Makefile.in (DEPFILES): Add missing '/'.
23094 2008-03-26 Richard Guenther <rguenther@suse.de>
23096 * fold-const.c (target.h): Include.
23097 (fold_comparison): Fold comparison of addresses of two decls
23098 that bind locally. Consolidate address folding code.
23100 2008-03-26 Nick Clifton <nickc@redhat.com>
23103 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23104 not allow INT+INT as a legitimate addressing mode.
23106 2008-03-26 Richard Guenther <rguenther@suse.de>
23108 * tree-flow.h (widen_bitfield): Remove declaration.
23109 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23110 (widen_bitfield): Remove function.
23111 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23114 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23117 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23120 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23122 PR rtl-optimization/35232
23123 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23124 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23125 reg_reloaded_call_part_clobbered here.
23126 (reload_regs_reach_end_p): New function.
23127 (reload_reg_rtx_for_input): New variable.
23128 (reload_reg_rtx_for_output): Likewise.
23129 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23130 when reassigning a pseudo register. Load reloadreg from
23131 reload_reg_rtx_for_input, moving the mode and register
23133 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23134 instead of the original when deciding whether an input reload
23135 would be a no-op or whether an output reload can be deleted.
23136 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23137 when setting up new_spill_reg_store. Load it from
23138 reload_reg_rtx_for_output, moving the mode and register
23140 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23141 instead of the original when deciding whether an output reload
23142 would be a no-op. Do the same when modifying insn notes.
23143 Use rtx_equal_p instead of == to compare the registers.
23144 (inherit_piecemeal_p): Take a mode and two register numbers
23146 (emit_reload_insns): Clear new_spill_reg_store for every hard
23147 register in the reload register. Remove spill registers
23148 from reg_reloaded_valid before considering whether to record
23149 inheritance information for them. Use reload_reg_rtx_for_output
23150 instead of reg_rtx when recording output reloads. Use
23151 reload_reg_rtx_for_input instead of reg_rtx when recording
23152 input reloads. Set or clear reg_reloaded_call_part_clobbered
23153 at the same time as setting reg_reloaded_valid.
23154 (delete_output_reload): Add a new_reload_reg parameter and use it
23155 instead of rld[j].reg_rtx.
23156 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23159 2008-03-25 Tom Tromey <tromey@redhat.com>
23161 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23162 (build/genattr.o): Likewise.
23163 (build/genattrtab.o): Likewise.
23164 (build/gencodes.o): Likewise.
23165 (build/genconfig.o): Likewise.
23166 (build/genconstants.o): Likewise.
23167 (build/genemit.o): Likewise.
23168 (build/genextract.o): Likewise.
23169 (build/genflags.o): Likewise.
23171 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23173 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23174 instead of size_int for integer types.
23175 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23176 to match type of MINUS_EXPR.
23178 2008-03-25 Tom Tromey <tromey@redhat.com>
23180 * configure: Rebuilt.
23181 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23184 2008-03-25 Tom Tromey <tromey@redhat.com>
23186 * config/x-solaris (host-solaris.o): Update.
23187 * config/x-linux (host-linux.o): Update.
23188 * config/x-hpux (host-hpux.o): Update.
23189 * config/x-darwin (host-darwin.o): Update.
23190 * config/v850/t-v850e (v850-c.o): Update.
23191 * config/v850/t-v850 (v850-c.o): Update.
23192 * config/t-vxworks (vxworks.o): Update.
23193 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23194 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23195 * config/spu/t-spu-elf (spu-c.o): Update.
23197 * config/sh/t-symbian (sh-c.o): Update.
23198 (symbian.o): Update.
23199 * config/sh/t-sh (sh-c.o): Update.
23200 * config/score/t-score-elf (score7.o, score3.o): Update.
23201 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23202 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23203 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23204 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23205 (rs6000.o): Remove.
23206 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23207 * config/m32c/t-m32c (m32c-pragma.o): Update.
23208 * config/ia64/t-ia64 (ia64-c.o): Update.
23209 * config/i386/x-mingw32 (host-mingw32.o): Update.
23210 * config/i386/x-i386 (driver-i386.o): Update.
23211 * config/i386/x-darwin (host-i386-darwin.o): Update.
23212 * config/i386/x-cygwin (host-cygwin.o): Update.
23213 * config/i386/t-nwld (nwld.o): Update.
23214 * config/i386/t-netware (netware.o): Update.
23215 * config/i386/t-interix (winnt.o): Update.
23216 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23217 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23218 msformat-c.o): Update.
23219 * config/bfin/t-bfin-linux (generated_files): Add
23220 linux-sysroot-suffix.h.
23221 * config/arm/t-wince-pe (pe.o): Update.
23222 * config/arm/t-strongarm-pe (pe.o): Update.
23223 * config/arm/t-pe (pe.o): Update.
23224 * config/arm/t-arm (arm-c.o): Update.
23225 * doc/install.texi (Prerequisites): Require make 3.80.
23226 * Makefile.in: Remove .o targets.
23227 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23228 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23229 (simple_generated_h, simple_generated_c): Move earlier.
23230 (generated_files): New variable.
23231 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23232 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23233 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23234 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23235 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23236 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23237 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23238 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23239 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23240 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23241 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23242 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23244 (COMPILE.base, COMPILE): New variables.
23245 (%.o): New pattern rule.
23246 (ALL_HOST_OBJS): New variable.
23247 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23248 (dummy-checksum.o, cc1-checksum.o): Remove.
23249 (DRIVER_SHLIB): New variable.
23250 (DRIVER_DEFINES): Use it.
23251 (gencondmd.c): Move out of build/.
23252 (s-conditions): Update.
23253 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23254 (ALL_BUILD_OBJS): Likewise.
23255 (build/%.o): Use BUILDCOMPILE.
23256 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23257 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23258 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23259 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23260 build/genconfig.o, build/genconstants.o, build/genemit.o,
23261 build/genextract.o, build/genflags.o, build/genmddeps.o,
23262 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23263 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23264 build/gen-protos.o, build/scan.o, build/fix-header.o,
23265 build/scan-decls.o): Simplify.
23266 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23267 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23268 prefix.o, toplev.o): Reduce to variable setting.
23269 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23270 ($(out_object_file), gcc-options.o): New targets.
23271 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23272 * configure: Rebuilt.
23273 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23274 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23276 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23278 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23279 complain when we hit an error, return ERROR_MARK_NODE.
23281 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23283 * config/sh/constraints.md (Pso, Psz): New constraints.
23284 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23285 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23287 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23289 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23290 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23292 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23294 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23295 (prefetch_sh2a): New.
23297 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23298 Naveen.H.S <naveen.hs@kpitcummins.com>
23300 * config/sh/constraints.md (I28): New constraint.
23301 * config/sh/sh.c (broken_move): Add support for movi20s.
23302 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23304 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23305 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23306 Naveen.H.S <naveen.hs@kpitcummins.com>
23308 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23309 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23310 (print_operand): Handle resbank in %@ operand code.
23311 (sh_encode_section_info): New.
23312 (push_regs): Add conditions for resbank.
23313 (sh_expand_epilogue): Likewise.
23314 (sh_insert_attributes): Likewise.
23315 (sh_attribute_table): Likewise.
23316 (sh_handle_resbank_handler_attribute): New.
23317 (sh2a_handle_function_vector_handler_attribute): New.
23318 (sh2a_is_function_vector_call): New.
23319 (sh2a_get_function_vector_number): New.
23320 (sh2a_function_vector_p): New.
23321 (sh_cfun_resbank_handler_p): New.
23322 * config/sh/sh.md (calli): Emit jsr/n if possible.
23323 (calli_tbr_rel): New.
23324 (calli_pcrel): Emit jsr/n if possible.
23325 (return_i): Emit rts/n if possible.
23326 (call_valuei_tbr_rel): New.
23327 (call_valuei_pcrel): Add condition for SH2A target.
23328 (call_value): Likewise.
23329 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23330 (sh2a_get_function_vector_number): Likewise.
23331 (sh2a_is_function_vector_call): Likewise.
23332 * doc/extend.texi: Document TBR relative addressing of SH2A.
23333 (resbank): Add description for SH2A.
23335 2008-03-24 Richard Guenther <rguenther@suse.de>
23338 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23339 pointer assignments change conversions according to middle-end rules.
23340 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23341 * configure.ac: Include type checking in yes.
23342 * configure: Regenerate.
23344 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23346 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23347 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23349 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23351 * gthr-vxworks.h (UNUSED): Define.
23353 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23355 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23357 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23359 * doc/extend.texi (Function Attributes): Add missing comma in the
23360 example of the "alloc_size" attribute.
23362 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23365 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23367 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23370 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23373 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23374 of the underlying type of a MS bitfield layout to the natural
23375 alignment of the type.
23377 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23379 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23380 to their natural alignment to avoid store forwarding stalls.
23382 2008-03-22 Richard Guenther <rguenther@suse.de>
23384 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23385 For PHI nodes verify the address is invariant.
23386 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23387 (get_symbol_constant_value): Use is_gimple_min_invariant.
23388 (maybe_fold_stmt_indirect): Likewise.
23390 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23392 PR rtl-optimization/33927
23393 * Makefile.in (dse.o): Depend on $(TM_P_H).
23394 * expr.h (extract_low_bits): Declare.
23395 * expmed.c (extract_low_bits): New function.
23396 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23397 * dse.c: Include tm_p.h.
23398 (find_shift_sequence): Remove the read_reg argument and return the
23399 read value. Emit the instructions instead of returning them.
23400 Iterate on new_mode rather than calculating it each time.
23401 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23402 source to NEW_MODE and extract_low_bits to convert the shifted
23403 value to READ_MODE.
23404 (replace_read): Allow the load and store to have different mode
23405 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23406 or extraction instructions before trying the replacement. Update
23407 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23409 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23411 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23412 to their natural alignment to avoid store forwarding stalls.
23414 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23417 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23418 encouraging but not allowing gprs for input;
23419 change the input constraint to !f#r.
23420 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23422 change the output constraint to !f#r.
23424 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23427 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23428 corresponding post-reload splitters.
23429 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23430 when x87 FP math is selected.
23431 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23432 New function prototype.
23433 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23434 unreachable function to ease macroization of insn patterns.
23436 2008-03-21 Martin Jambor <mjambor@suse.cz>
23438 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23439 reference dumps if ddr is NULL or dependence is unknown.
23441 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23443 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23444 unsigned extension into account.
23445 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23446 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23447 Do computations on a scratch register.
23449 2008-03-21 Richard Guenther <rguenther@suse.de>
23451 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23452 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23453 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23454 * tree-ssa-dom.c (record_equality): Likewise.
23455 * tree-inline.c (copy_body_r): Likewise.
23456 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23459 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23461 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23462 as 'delete_unused' argument.
23464 2008-03-20 Richard Guenther <rguenther@suse.de>
23466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23467 special casing of constant qualifiers.
23468 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23469 care about them in general.
23470 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23471 regardless of their type.
23472 (fold_stmt_r): Forcefully fold *& if we end up with that.
23474 2008-03-20 Paul Brook <paul@codesourcery.com>
23476 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23477 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23479 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23481 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23482 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23484 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23486 * common.opt (Wmudflap): New option.
23487 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23488 (mx_register_decls): Likewise.
23489 (mudflap_finish_file): Likewise.
23490 * doc/invoke.texi: Document -Wno-mudflap.
23492 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23494 * c-format.c (replace_format_name_to_system_name): New.
23495 (cmp_attribs): New.
23496 (convert_format_name_to_system_name): New.
23497 (decode_format_attr): Add use of convert_format_name_to_system_name.
23498 (format_types_orig): Add gnu_ prefix to names.
23499 (check_format_info_main): Special treating of \0 escaped names for
23500 supporting multi-character format specifiers as I32, I64.
23501 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23502 (gnu_target_overrides_format_attributes): New.
23503 * c-format.h: Add structure target_ovr_attr to hold
23504 system specific formatter names.
23505 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23506 msformat-c.o file to c_target_objs and cxx_target_objs.
23507 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23508 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23509 (TARGET_N_FORMAT_TYPES): New.
23510 * config/i386/msformat-c.c: New.
23511 * config/i386/t-cygming: Add build rule for msformat-c.o.
23512 * doc/extend.texi: Add new format names gnu_* and ms_* and
23514 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23516 2008-03-20 Ira Rosen <irar@il.ibm.com>
23518 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23519 optimizations turned on under -O3.
23520 (ftree-vectorize): Add that the flag is turned on with -O3.
23522 2008-03-20 Ben Elliston <bje@au.ibm.com>
23524 * regmove.c (try_auto_increment): Fix spelling error in comment.
23525 * final.c (final_scan_insn): Likewise.
23527 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23530 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23531 allocator preferences for "y" and "r" class registers.
23532 ("*mov<mode>_internal"): Ditto.
23533 ("*movv2sf_internal_rex64"): Ditto.
23534 ("*movv2sf_internal"): Ditto.
23536 2008-03-19 Michael Matz <matz@suse.de>
23538 PR middle-end/35616
23539 * calls.c (expand_call): Check overlap of arguments with call
23540 address for sibcalls.
23542 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23545 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23546 of the underlying type of a MS bitfield layout to the natural
23547 alignment of the type.
23549 2008-03-19 Jan Hubicka <jh@suse.cz>
23552 * toplev.c (decode_d_option): Handle all CPP flags.
23553 * tree-vrp.c: Update tree_pass descriptors.
23554 * regrename.c: Update tree_pass descriptors.
23555 * fwprop.c: Update tree_pass descriptors.
23556 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23557 * tree-into-ssa.c: Update tree_pass descriptors.
23558 * tree-dump.c: Update tree_pass descriptors.
23559 * tree-complex.c: Update tree_pass descriptors.
23560 * tree-dump.h: Update tree_pass descriptors.
23561 * see.c: Update tree_pass descriptors.
23562 * cgraphbuild.c: Update tree_pass descriptors.
23563 * tracer.c: Update tree_pass descriptors.
23564 * tree-loop-distribution.c: Update tree_pass descriptors.
23565 * cgraph.c: Update tree_pass descriptors.
23566 * postreload-gcse.c: Update tree_pass descriptors.
23567 * postreload.c: Update tree_pass descriptors.
23568 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23569 * tree-tailcall.c: Update tree_pass descriptors.
23570 * tree-pass.h (tree_opt_pass): Rename to ...
23571 (opt_pass) ... this one; add "type" field and remove letter field.
23572 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23573 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23574 all_lowering_passes): Update declaration.
23575 * ipa-cp.c: Update tree_pass descriptors.
23576 * final.c: Update tree_pass descriptors.
23577 * omp-low.c: Update tree_pass descriptors.
23578 * tree-ssa-dse.c: Update tree_pass descriptors.
23579 * ipa-reference.c: Update tree_pass descriptors.
23580 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23581 * auto-inc-dec.c: Update tree_pass descriptors.
23582 * reorg.c: Update tree_pass descriptors.
23583 * cgraphunit.c: Update tree_pass descriptors.
23584 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23585 * tree-ssa-ccp.c: Update tree_pass descriptors.
23586 * df-core.c: Update tree_pass descriptors.
23587 * mode-switching.c: Update tree_pass descriptors.
23588 * tree-nomudflap.c: Update tree_pass descriptors.
23589 * modulo-sched.c: Update tree_pass descriptors.
23590 * ipa-pure-const.c: Update tree_pass descriptors.
23591 * cse.c: Update tree_pass descriptors.
23592 * web.c: Update tree_pass descriptors.
23593 * tree-stdarg.c: Update tree_pass descriptors.
23594 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23595 * tree-ssa-dom.c: Update tree_pass descriptors.
23596 * tree-nrv.c: Update tree_pass descriptors.
23597 * tree-ssa-alias.c: Update tree_pass descriptors.
23598 * loop-init.c: Update tree_pass descriptors.
23599 * gimple-low.c: Update tree_pass descriptors.
23600 * ipa-inline.c: Update tree_pass descriptors.
23601 * tree-ssa-sink.c: Update tree_pass descriptors.
23602 * global.c: Update tree_pass descriptors.
23603 * ifcvt.c: Update tree_pass descriptors.
23604 * jump.c: Update tree_pass descriptors.
23605 * predict.c: Update tree_pass descriptors.
23606 * tree-ssa-loop.c: Update tree_pass descriptors.
23607 * recog.c: Update tree_pass descriptors.
23608 * dse.c: Update tree_pass descriptors.
23609 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23610 * tree-eh.c: Update tree_pass descriptors.
23611 * regmove.c: Update tree_pass descriptors.
23613 * function.c: Update tree_pass descriptors.
23614 * tree-vectorizer.c: Update tree_pass descriptors.
23615 * gcse.c: Update tree_pass descriptors.
23616 * ipa-type-escape.c: Update tree_pass descriptors.
23617 * tree-if-conv.c: Update tree_pass descriptors.
23618 * init-regs.c: Update tree_pass descriptors.
23619 * ipa.c: Update tree_pass descriptors.
23620 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23621 * rtl-factoring.c: Update tree_pass descriptors.
23622 * lower-subreg.c: Update tree_pass descriptors.
23623 * bt-load.c: Update tree_pass descriptors.
23624 * tree-dfa.c: Update tree_pass descriptors.
23625 * except.c: Update tree_pass descriptors.
23626 * emit-rtl.c: Update tree_pass descriptors.
23627 * cfgexpand.c: Update tree_pass descriptors.
23628 * tree-cfgcleanup.c: Update tree_pass descriptors.
23629 * cfgcleanup.c: Update tree_pass descriptors.
23630 * tree-ssa-pre.c: Update tree_pass descriptors.
23631 * tree-sra.c: Update tree_pass descriptors.
23632 * tree-mudflap.c: Update tree_pass descriptors.
23633 * tree-ssa-copy.c: Update tree_pass descriptors.
23634 * cfglayout.c: Update tree_pass descriptors.
23635 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23636 * tree-ssa-dce.c: Update tree_pass descriptors.
23637 * tree-ssa.c: Update tree_pass descriptors.
23638 * regclass.c: Update tree_pass descriptors.
23639 * integrate.c: Update tree_pass descriptors.
23640 * tree-optimize.c: Update tree_pass descriptors.
23641 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23642 * tree-object-size.c: Update tree_pass descriptors.
23643 * combine.c: Update tree_pass descriptors.
23644 * tree-outof-ssa.c: Update tree_pass descriptors.
23645 * bb-reorder.c: Update tree_pass descriptors.
23646 * stack-ptr-mod.c: Update tree_pass descriptors.
23647 * var-tracking.c: Update tree_pass descriptors.
23648 * tree-profile.c: Update tree_pass descriptors.
23649 * tree-vect-generic.c: Update tree_pass descriptors.
23650 * reg-stack.c: Update tree_pass descriptors.
23651 * sched-rgn.c: Update tree_pass descriptors.
23652 * tree-ssa-structalias.c: Update tree_pass descriptors.
23653 * tree-cfg.c: Update tree_pass descriptors.
23654 * passes.c (current_pass): Update declaration.
23655 (finish_optimization_passes): Update.
23656 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23657 (register_one_dump_file, register_dump_files_1, next_pass_1):
23659 (init_optimization_passes): Update handling of new types.
23660 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23661 * ipa-struct-reorg.c: Update tree_pass descriptors.
23662 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23663 * combine-stack-adj.c: Update tree_pass descriptors.
23664 * cfgrtl.c: Update tree_pass descriptors.
23665 * dce.c: Update tree_pass descriptors.
23666 * tree-ssanames.c: Update tree_pass descriptors.
23668 2008-03-19 Richard Guenther <rguenther@suse.de>
23670 PR middle-end/35609
23671 * tree-ssa.c (walk_data): New structure.
23672 (warn_uninitialized_var): If not always_executed warn with "maybe"
23674 (execute_early_warn_uninitialized): Compute post-dominators.
23675 Initialize always_executed before processing each basic block.
23677 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23680 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23681 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23683 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23685 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23687 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23689 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23691 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23692 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23693 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23694 target after ignore has been set, and move there also the commputation
23695 of subtarget and original_target.
23696 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23697 (LANG_HOOKS_INITIALIZER): Remove it.
23698 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23700 2008-03-18 Richard Guenther <rguenther@suse.de>
23702 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23703 found an expression with constants, note that in the VN for the lhs.
23704 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23705 fold them to constants if possible. Run cleanup_cfg if done so.
23706 (execute_pre): Return todo.
23707 (do_pre): Likewise.
23708 (execute_fre): Likewise.
23709 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23711 (get_prop_source_stmt): Look through pointer conversions.
23713 2008-03-18 Jan Hubicka <jh@suse.cz>
23715 * tree-pretty-print.c: Include predict.h.
23716 (dump_generic_node): Dump predictor.
23717 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23718 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23719 * gimple-low.c (lower_stmt): Likewise.
23720 * expr.c (expand_expr_real): Likewise.
23721 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23723 (build_predict_expr, build_predict_expr): New.
23724 * predict.h (predictor_name, build_predict_expr): Update.
23725 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23726 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23727 * predict.def (PRED_CONTINUE): Update hitrate.
23728 * tree.def (PREDICT_EXPR): Define.
23729 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23730 do not handle BIND_EXPR.
23731 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23732 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23733 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23736 2008-03-18 Michael Matz <matz@suse.de>
23738 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23740 2008-03-18 Richard Guenther <rguenther@suse.de>
23742 * tree-gimple.h (is_gimple_invariant_address): Declare.
23743 (is_gimple_constant): Likewise.
23744 * tree-gimple.c (is_gimple_constant): New function.
23745 (is_gimple_invariant_address): Likewise.
23746 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23747 and is_gimple_invariant_address.
23748 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23750 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23751 an addressable base.
23753 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23755 PR middle-end/35611
23756 * gimplify.c (gimplify_expr): Gimplify second operand of
23759 2008-03-17 Richard Guenther <rguenther@suse.de>
23761 PR tree-optimization/19637
23762 * fold-const.c (fold_unary): Remove restrictions of removing
23763 intermediate pointer-conversions (P2)(P1)P0.
23764 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23765 conversion to void pointer.
23766 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23768 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23771 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23772 emulated thread local variables.
23774 2008-03-16 Richard Guenther <rguenther@suse.de>
23776 PR middle-end/35607
23777 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23778 expand TREE_INVARIANT operations that are not gimple invariant.
23780 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23782 * doc/extend.texi (Alignment): Say that the ABI controls
23783 the __alignof__ for non-strict-alignment targets rather
23784 than being a recommendation.
23786 2008-03-15 Paul Brook <paul@codesourcery.com>
23788 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23790 (arm_output_fn_unwind): Mark functions that can not be unwound.
23792 2008-03-15 Paul Brook <paul@codesourcery.com>
23794 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23795 extension instructions.
23797 2008-03-15 Richard Guenther <rguenther@suse.de>
23799 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23800 and fold constant aggregate refs.
23801 (fold_const_aggregate_ref): Handle string constants
23802 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23803 (evaluate_stmt): Simplify now that ccp_fold folds constant
23806 2008-03-15 Paul Brook <paul@codesourcery.com>
23808 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23809 (extzv): Use gen_extzv_t2.
23810 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23812 2008-03-15 Richard Guenther <rguenther@suse.de>
23814 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23815 (fold_const_aggregate_ref): Likewise.
23816 (get_value): Return NULL if we don't have any values.
23817 (ccp_finalize): Set const_val to NULL after freeing it.
23818 * tree-flow.h (get_symbol_constant_value): Declare.
23819 (fold_const_aggregate_ref): Likewise.
23820 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23822 2008-03-15 Richard Guenther <rguenther@suse.de>
23824 PR middle-end/35593
23825 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23826 to not produce negative array indices if not allowed. Add
23827 parameter to indicate that.
23828 (maybe_fold_offset_to_component_ref): Allow negative array
23829 indices only for the first member of a structure.
23830 (maybe_fold_offset_to_reference): Allow negative array indices.
23831 (maybe_fold_stmt_addition): Likewise.
23833 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23834 Anatoly Sokolov <aesok@post.ru>
23836 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23837 (avr_arch): Add ARCH_AVR6.
23838 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23839 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23840 instead of fixed value 2.
23841 (print_operand_address): Use gs() asm specifier instead of pm().
23842 (avr_assemble_integer): (Ditto.).
23843 (avr_output_addr_vec_elt): (Ditto.).
23844 (print_operand): Handle "!" code.
23845 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23846 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23847 (AVR_HAVE_EIJMP_EICALL): Define.
23848 (AVR_3_BYTE_PC): Redefine.
23849 (AVR_2_BYTE_PC): (Ditto.).
23850 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23851 (LINK_SPEC): Add atmega2560 and atmega2561.
23852 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23854 * config/avr/avr.md (call_insn): Use eicall instead of icall
23855 for 3 byte PC devices.
23856 (call_value_insn): (Ditto.).
23857 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23858 (indirect_jump): Use only for for 2 byte PC devices.
23859 (*tablejump): (Ditto.).
23860 (*indirect_jump_avr6): Add insn.
23861 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23862 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23863 instead of ijmp for 3 byte PC devices.
23864 (__tablejump2__): (Ditto.).
23865 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23866 (MULITLIB_DIRNAMES): (Ditto.).
23867 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23869 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23871 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23872 "sse2_umulsidi3". Use V1DI mode for operand 0.
23873 ("mmx_psadbw"): Use V1DI mode for operand 0.
23874 * config/i386/i386-modes.def (V1SI): New vector mode.
23875 * config/i386/i386.c (struct builtin_description)
23876 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23877 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23878 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23879 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23880 v1di_ftype_v8qi_v8qi type.
23881 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23883 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23884 __builtin_ia32_pmuludq]: Fix the mode of return value.
23886 2008-03-15 Richard Guenther <rguenther@suse.de>
23888 PR middle-end/35595
23889 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23892 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23894 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23895 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23896 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23897 unless TARGET_SERIALIZE_VOLATILE is enabled.
23898 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23899 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23900 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23902 2008-03-14 Richard Guenther <rguenther@suse.de>
23904 PR tree-optimization/34172
23905 * tree-flow.h (refs_may_alias_p): Declare.
23906 (get_single_def_stmt): Likewise.
23907 (get_single_def_stmt_from_phi): Likewise.
23908 (get_single_def_stmt_with_phi): Likewise.
23909 * tree-dfa.c (refs_may_alias_p): New function.
23910 (get_single_def_stmt): Likewise.
23911 (get_single_def_stmt_from_phi): Likewise.
23912 (get_single_def_stmt_with_phi): Likewise.
23913 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23914 (vn_reference_lookup_1): New helper function.
23915 (vn_reference_lookup): Walk the virtual use-def chain to
23916 continue searching for a match if the def does not alias the
23917 reference we are looking for.
23919 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23921 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23922 archive and Perzl. Update The Written Word listing.
23924 2008-03-14 Richard Guenther <rguenther@suse.de>
23926 PR tree-optimization/34043
23927 PR tree-optimization/33989
23928 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23930 (bitmap_find_leader): Use extra argument to verify dominance
23931 relationship inside a basic-block.
23932 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23933 (find_leader_in_sets): Adjust.
23934 (create_component_ref_by_pieces): Take extra argument for
23935 dominance check, handle lookup failures.
23936 (find_or_generate_expression): Likewise.
23937 (create_expression_by_pieces): Likewise.
23938 (insert_into_preds_of_block): Adjust.
23939 (create_value_expr_from): If asked for, verify all operands
23940 are in the blocks AVAIL_OUT set.
23941 (make_values_for_stmt): Check for SSA_NAMEs that are life
23942 over an abnormal edge.
23943 (compute_avail): Remove such check.
23944 (do_SCCVN_insertion): New function.
23945 (eliminate): If we do not find a leader suitable for replacement
23946 insert a replacement expression from SCCVN if available.
23947 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23948 (struct vn_ssa_aux): Add needs_insertion flag.
23949 * tree-ssa-sccvn.c (may_insert): New global flag.
23950 (copy_reference_ops_from_ref): Value-number union member access
23951 based on its size, not type and member if insertion is allowed.
23952 (visit_reference_op_load): For a weak match from union type
23953 punning lookup a view-converted value and insert a SSA_NAME
23954 for that value if that is not found.
23955 (visit_use): Make dumps shorter. Do not disallow value numbering
23956 SSA_NAMEs that are life over an abnormal edge to constants.
23957 (free_scc_vn): Release inserted SSA_NAMEs.
23958 (run_scc_vn): New flag to specify whether insertion is allowed.
23959 Process SSA_NAMEs in forward order.
23960 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23961 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23962 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23963 pointer type to/from integral types that do not change the
23964 precision to regular conversions.
23966 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23968 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23969 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23970 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23971 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23972 input arguments and the mode of return value. Built-in functions
23973 that operate on whole 64-bit MMX register now use V1DI mode.
23975 2008-03-13 Alon Dayan <alond@il.ibm.com>
23976 Olga Golovanevsky <olga@il.ibm.com>
23978 PR tree-optimization/35041
23979 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23980 to locate the right position in a statement.
23982 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23986 * config/i386/xmmintrin.h: Change all static inline functions to
23987 extern inline and add __gnu_inline__ attribute.
23988 * config/i386/bmintrin.h: Ditto.
23989 * config/i386/smmintrin.h: Ditto.
23990 * config/i386/tmmintrin.h: Ditto.
23991 * config/i386/mmintrin-common.h: Ditto.
23992 * config/i386/ammintrin.h: Ditto.
23993 * config/i386/emmintrin.h: Ditto.
23994 * config/i386/pmmintrin.h: Ditto.
23995 * config/i386/mmintrin.h: Ditto.
23996 * config/i386/mm3dnow.h: Ditto.
23998 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24000 PR middle-end/35185
24001 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24002 (lower_omp_2): New function.
24003 (lower_omp_1, lower_omp): Rewritten.
24005 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24008 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24009 with the phrase "Microsoft Windows compilers".
24010 (Push/Pop Macro Pragmas): New subsection. Document
24011 #pragma push_macro and pragma pop_macro.
24013 2008-03-12 Paul Brook <paul@codesourcery.com>
24015 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24017 2008-03-12 Paul Brook <paul@codesourcery.com>
24019 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24020 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24021 (thumb2_addsi_shortim): Rename ...
24022 (thumb2_addsi_short): ... to this. Allow register operands.
24023 (thumb2_subsi_short): New pattern.
24024 (thumb2_one_cmplsi2_short,
24025 thumb2_negsi2_short): New patterns and peepholes.
24027 2008-03-12 Paul Brook <paul@codesourcery.com>
24029 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24031 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24033 * config/i386/i386.md (int_cond): New code iterator.
24035 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24036 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24037 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24038 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24039 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24040 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24041 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24042 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24044 2008-03-12 Paul Brook <paul@codesourcery.com>
24046 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24047 instead of {arm,thumb}_compute_save_reg_mask.
24048 (output_return_instruction): Ditto.
24049 (thumb_unexpanded_epilogue): Ditto.
24050 (thumb1_expand_prologue): Ditto.
24051 (thumb1_output_function_prologue): Ditto.
24052 (arm_set_return_address): Ditto.
24053 (thumb_set_return_address): Ditto.
24054 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24055 regs to achieve stack alignment.
24056 (thumb1_compute_save_reg_mask): Fix compiler warning.
24057 (arm_output_epilogue): Use offsets->saved_regs_mask.
24058 Adjust stack pointer by poping call clobered registers.
24059 (arm_expand_prologue): Use offsets->saved_regs_mask.
24060 Adjust stack pointer by pushing extra registers.
24061 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24063 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24066 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24067 conversion to the operands of a multiplication.
24069 2008-03-12 Richard Guenther <rguenther@suse.de>
24071 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24072 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24073 * timevar.def (TV_TREE_PHIPROP): Add.
24074 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24075 pass description. Use TV_TREE_PHIPROP.
24076 * tree-ssa-forwprop.c: Remove phiprop code.
24078 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24080 PR middle-end/35549
24081 * omp-low.c (maybe_lookup_decl): Constify first argument.
24082 (use_pointer_for_field): Change last argument from bool to
24083 omp_context *. Disallow shared copy-in/out in nested
24084 parallel if decl is shared in outer parallel too.
24085 (build_outer_var_ref, scan_sharing_clauses,
24086 lower_rec_input_clauses, lower_copyprivate_clauses,
24087 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24089 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24090 Ira Rosen <irar@il.ibm.com>
24092 * tree-vectorizer.c (free_stmt_vec_info): New function.
24093 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24094 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24095 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24096 * tree-vect-transform.c (vectorizable_conversion): Free
24097 vec_oprnds0 if it was allocated.
24098 (vect_permute_store_chain): Remove unused VECs.
24099 (vectorizable_store): Free VECs that are allocated in the..
24101 (vect_transform_strided_load, vectorizable_load): Likewise.
24102 (vect_remove_stores): Simplify the code.
24103 (vect_transform_loop): Move code to vect_remove_stores().
24104 Call vect_remove_stores() and free_stmt_vec_info().
24106 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24108 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24109 TARGET_HPUX. Revise comment.
24110 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24111 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24112 Use sr4 variant of `be' instruction when not generating PIC code.
24113 (attr_length_call): Adjust for above change.
24115 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24117 * ipa-reference.c (static_execute): Remove module_statics_const and
24118 associated setting code.
24120 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24123 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24124 predicate for operand 1.
24125 (paritysi2_cmp): Use register_operand predicate for operand 2.
24126 Use earlyclobber modifier for operand 1. Remove support for
24128 (paritydi2_cmp): Use register_operand predicate for operand 3.
24129 Use earlyclobber modifier for operand 1. Remove support for
24132 2008-03-11 Paul Brook <paul@codesourcery.com>
24133 Vladimir Prus <vladimir@codesourcery.com>
24135 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24136 (arm_compute_save_reg0_reg12_mask): Always
24137 check if register 11 must be saved. Always safe hard frame pointer
24138 when frame_pointer_needeed.
24139 (arm_compute_save_reg_mask): Save IP and PC
24140 only with apcs frames.
24141 (arm_output_epilogue): Adjust Thumb2 codepath to
24142 be also invoked and work for ARM non-apcs frames.
24143 (arm_expand_prologue): Don't bother saving IP
24144 for non-apcs frame, since it's not clobbered by
24145 prologue code. Implement non-apcs frame
24148 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24150 PR rtl-optimization/35281
24151 * expr.c (convert_move): Use a new pseudo for the intermediate
24152 from_mode->word_mode result.
24154 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24156 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24157 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24158 * toplev.c (compile_file): Don't call it.
24160 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24162 PR middle-end/35526
24163 * expr.c (store_expr): Call emit_block_move if the mode
24164 of "temp" RTX is BLKmode.
24166 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24167 Richard Guenther <rguenther@suse.de>
24169 PR tree-optimization/31358
24170 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24171 the step with a NULL_TREE.
24172 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24173 to sizetype if type is a pointer type.
24174 (add_candidate_1): Don't convert the base and step to
24175 the generic type if the orginal type is a pointer type.
24176 (add_iv_value_candidates): Use sizetype for the step
24177 if type is a pointer type.
24178 (cand_value_at): Likewise.
24179 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24181 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24182 Don't convert the tem affine to the type.
24183 (add_elt_to_tree): Use sizetype for the step if a pointer.
24184 Use POINTER_PLUS_EXPR for pointers.
24185 (aff_combination_to_tree): Use sizetype for the step if a
24188 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24190 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24191 Remove commutativity hint.
24193 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24197 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24198 errorneous type. Check that v is a VAR_DECL.
24200 PR middle-end/35099
24201 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24203 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24205 PR tree-optimization/35494
24206 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24207 may be overriden at link and run time.
24209 2008-03-10 Richard Guenther <rguenther@suse.de>
24211 PR tree-optimization/34677
24212 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24213 (poolify_tree): Likewise.
24214 (modify_expr_template): Likewise.
24215 (poolify_modify_stmt): Likewise.
24216 (insert_fake_stores): Handle all component-ref style stores
24217 in addition to INDIRECT_REF. Also handle complex types.
24218 Do not poolify the inserted load.
24219 (realify_fake_stores): Do not rebuild the tree but only
24220 make it a SSA_NAME copy.
24221 (init_pre): Remove initialzation of modify_expr_template.
24222 Do not allocate modify_expr_node_pool.
24223 (fini_pre): Do not free modify_expr_node_pool.
24225 2008-03-10 Paul Brook <paul@codesourcery.com>
24227 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24228 to avoid conflicts.
24230 2008-03-10 Paul Brook <paul@codesourcery.com>
24231 Mark Shinwell <shinwell@codesourcery.com>
24233 * config/arm/cortex-r4.md: New.
24234 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24236 * config/arm/arm.md: Include cortex-r4.md.
24237 (insn): Add smmls, sdiv and udiv values.
24238 (generic_sched): Don't use generic scheduling for Cortex-R4.
24239 (arm_issue_rate): New function.
24240 (TARGET_SCHED_ISSUE_RATE): Define.
24242 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24244 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24246 2008-03-10 Richard Guenther <rguenther@suse.de>
24248 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24249 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24251 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24253 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24254 Set default to true.
24256 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24258 * c.opt (Wsynth): Deprecate.
24259 * doc/invoke.texi (Option Summary, Warning Options): Document
24260 -Wno-format-contains-nul.
24262 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24265 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24266 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24268 2008-03-09 Ira Rosen <irar@il.ibm.com>
24270 * config/rs6000/rs6000.c (builtin_description): Rename vector
24271 left shift operations.
24272 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24273 (altivec_vsl<VI_char>): Rename to ...
24274 (ashl<mode>3): ... new name.
24275 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24277 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24279 2008-03-08 Richard Guenther <rguenther@suse.de>
24281 * coverage.h (tree_coverage_counter_addr): Declare.
24282 * coverage.c (tree_coverage_counter_addr): New function.
24283 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24284 before using again.
24285 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24286 (tree_gen_one_value_profiler): Likewise.
24287 (tree_gen_ic_profiler): Likewise.
24288 (tree_gen_average_profiler): Likewise.
24289 (tree_gen_ior_profiler): Likewise.
24291 2008-03-08 Richard Guenther <rguenther@suse.de>
24293 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24294 (vn_binary_op_insert): Likewise.
24295 (vn_unary_op_lookup): Likewise.
24296 (vn_unary_op_insert): Likewise.
24297 (vn_nary_op_lookup): Declare.
24298 (vn_nary_op_insert): Likewise.
24299 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24300 and binary hashes, use a single obstack for unary_op_pool
24301 and binary_op_pool.
24302 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24303 a single struct vn_nary_op_s. Store tree code length and
24304 a variable number of operands.
24305 (struct vn_reference_op_struct): Remove unused op2.
24306 (vn_reference_op_eq): Do not compare op2.
24307 (vn_reference_op_compute_hash): Do not compute hash of op2.
24308 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24309 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24310 with vn_nary_op_compute_hash.
24311 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24312 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24314 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24316 (visit_unary_op): Call nary functions.
24317 (visit_binary_op): Likewise.
24318 (process_scc): Adjust for struct vn_tables_s changes.
24319 (allocate_vn_table): Likewise.
24320 (free_vn_table): Likewise.
24321 * tree-vn.c (vn_add): Call nary functions.
24322 (vn_lookup): Likewise.
24324 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24327 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24328 wdst back after sync_compare_and_swapqhi_internal.
24330 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24333 * config/i386/i386-modes.def (V1DI): New vector mode.
24334 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24335 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24336 (MMXMODE248): Ditto.
24337 (MMXMODE): Add V1DI mode.
24338 (mmxvecsize): Change DI mode to V1DI mode.
24339 ("mov<mode>): Use MMXMODEI8 mode iterator.
24340 ("*mov<mode>_internal_rex64"): Ditto.
24341 ("*mov<mode>_internal"): Ditto.
24342 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24343 ("mmx_sub<mode>3"): Ditto.
24344 ("mmx_adddi3"): Remove insn pattern.
24345 ("mmx_subdi3"): Ditto.
24346 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24347 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24348 ("mmx_ashl<mode>3"): Ditto.
24349 ("mmx_lshrdi3"): Remove insn pattern.
24350 ("mmx_ashldi3"): Ditto.
24351 * config/i386/i386.c (classify_argument): Handle V1DImode.
24352 (function_arg_advance_32): Ditto.
24353 (function_arg_32): Ditto.
24354 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24355 mmx_addv1di3 insn pattern.
24356 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24357 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24358 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24359 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24360 Remove definitions of built-in functions.
24361 (V1DI_type_node): New node.
24362 (v1di_ftype_v1di_int): Ditto.
24363 (v1di_ftype_v1di_v1di): Ditto.
24364 (v2si_ftype_v2si_si): Ditto.
24365 (v4hi_ftype_v4hi_di): Remove node.
24366 (v2si_ftype_v2si_di): Ditto.
24367 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24368 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24369 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24370 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24371 Add new builtins using def_builtin_const.
24372 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24373 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24374 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24375 * config/i386/mmintrin.h (__v1di): New typedef.
24376 (_mm_add_si64): Cast arguments to __v1di type.
24377 (_mm_sub_si64): Ditto.
24378 (_mm_sll_pi16): Cast __count to __v4hi type.
24379 (_mm_sll_pi32): Cast __count to __v2si type.
24380 (_mm_sll_si64): Cast arguments to __v1di type.
24381 (_mm_srl_pi16): Cast __count to __v4hi type.
24382 (_mm_srl_pi32): Cast __count to __v2si type.
24383 (_mm_srl_si64): Cast arguments to __v1di type.
24384 (_mm_sra_pi16): Cast __count to __v4hi type.
24385 (_mm_sra_pi32): Cast __count to __v2si type.
24386 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24387 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24388 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24389 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24390 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24391 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24392 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24393 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24394 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24395 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24396 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24397 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24399 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24401 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24403 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24406 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24407 reg+const addressing for Altivec modes. Don't generate reg+reg
24408 addressing for TFmode or TDmode quantities.
24410 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24412 * c-common.c (vector_types_convertible_p): Call langhook
24413 instead of comptypes.
24415 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24418 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24419 integral and scalar float variables which have a
24422 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24424 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24425 dwarf_register_span hook when emitting unwind information for
24426 register-to-memory saves.
24427 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24428 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24430 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24432 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24433 for the same VAR_DECL.
24435 2008-03-06 Tom Tromey <tromey@redhat.com>
24437 * treelang: Delete.
24438 * doc/standards.texi (Standards): Don't mention treelang.
24439 * doc/invoke.texi (Overall Options): Don't mention treelang.
24440 * doc/install.texi (Prerequisites): Don't mention bison or
24442 (Configuration): Don't mention treelang.
24443 (Building): Likewise.
24444 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24446 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24448 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24449 word-extractions out of a multi-word object.
24451 2008-03-06 Richard Guenther <rguenther@suse.de>
24453 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24454 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24455 result type and precision.
24456 * expr.c (get_inner_reference): Set unsignedp based on the result
24457 type of BIT_FIELD_REF.
24458 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24459 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24460 (try_instantiate_multiple_fields): Likewise. Use the correct type
24462 (sra_build_assignment): Likewise.
24463 (sra_build_elt_assignment): Likewise.
24464 (sra_explode_bitfield_assignment): Likewise.
24465 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24466 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24467 set BIT_FIELD_REF_UNSIGNED.
24468 (vectorizable_load): Likewise.
24470 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24472 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24475 2008-03-06 Richard Guenther <rguenther@suse.de>
24477 * alias.c (struct alias_set_entry): Move has_zero_child field
24478 to pack with alias_set.
24480 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24482 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24485 2008-03-05 Ian Lance Taylor <iant@google.com>
24487 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24489 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24491 * fwprop.c (update_df): Support width and offset parameters of
24493 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24494 global_conflicts): Change DF_REF_EXTRACT to either
24495 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24496 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24497 * df-scan.c (df_ref_record, df_defs_record,
24498 df_ref_create_structure, df_def_record_1, df_uses_record,
24499 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24500 df_bb_refs_collect, df_entry_block_defs_collect,
24501 df_exit_block_uses_collect): Support new width and offset fields.
24502 (ref_extract_pool): New storage pool.
24503 (df_free_ref): New function.
24504 (df_reg_chain_unlink, df_free_collection_rec,
24505 df_sort_and_compress_refs): Call df_free_ref.
24506 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24508 (df_ref_create_structure): Allocate df_ref_extract if offset and
24509 width fields are used.
24510 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24511 (df_uses_record): Get offset and width from ZERO_EXTRACT
24513 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24514 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24515 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24516 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24517 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24518 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24519 (df_ref_extract): New structure.
24520 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24521 (df_ref_create): Add width and offset parameters.
24523 2008-03-05 Richard Guenther <rguenther@suse.de>
24525 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24526 Use ranges_overlap_p.
24527 (offset_overlaps_with_access): Rename
24528 to ranges_overlap_p and move ...
24529 * tree-flow-inline.h (ranges_overlap_p): ... here.
24531 * tree.h (get_inner_reference, handled_component_p): Update
24534 * tree.h (record_component_aliases, get_alias_set,
24535 alias_sets_conflict_p, alias_sets_must_conflict_p,
24536 objects_must_conflict_p): Move declarations ...
24537 * alias.h (record_component_aliases, get_alias_set,
24538 alias_sets_conflict_p, alias_sets_must_conflict_p,
24539 objects_must_conflict_p): ... here.
24540 Include coretypes.h.
24541 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24543 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24545 * cfg.c: Include tree-flow.h.
24546 (remove_edge_raw): Call redirect_edge_var_map_clear.
24547 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24548 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24549 (redirect_edge_var_map_result): New.
24550 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24551 PENDING_STMT use with redirect_edge_var_map_*.
24552 * tree-ssa.c (edge_var_maps): New definition.
24553 (redirect_edge_var_map_add): New.
24554 (redirect_edge_var_map_clear): New.
24555 (redirect_edge_var_map_dup): New.
24556 (redirect_edge_var_map_vector): New.
24557 (redirect_edge_var_map_destroy): New.
24558 (ssa_redirect_edge): Replace PENDING_STMT use with
24559 redirect_edge_var_map_*.
24560 (flush_pending_stmts): Same.
24561 (delete_tree_ssa): Destroy edge var map.
24562 * tree-flow.h (struct _edge_var_map): New.
24563 Define edge_var_map vector type.
24564 Declare redirect_edge_var_map_* prototypes.
24565 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24566 * tree-cfg.c (reinstall_phi_args): Replace
24567 PENDING_STMT use with redirect_edge_var_map_*.
24569 2008-03-05 Richard Guenther <rguenther@suse.de>
24571 PR tree-optimization/35472
24572 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24573 whose single use_stmt has a overlapping set of loaded and
24574 stored symbols as that use_stmt might be a noop assignment then.
24576 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24578 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24580 2008-03-05 Richard Guenther <rguenther@suse.de>
24583 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24584 should be constants.
24585 * tree-cfg.c (verify_expr): Verify it.
24586 * fold-const.c (fold_truthop): Remove code generating
24587 BIT_FIELD_REFs of structure bases.
24588 (fold_binary): Likewise.
24589 (fold_ternary): Position and size of BIT_FIELD_REFs are
24590 always host integers.
24591 (make_bit_field_ref): Remove.
24592 (optimize_bit_field_compare): Remove.
24593 (all_ones_mask_p): Remove.
24595 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24598 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24599 (split_block_and_df_analyze): New. Split basic block and rebuild
24601 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24603 (split_pattern_seq): Likewise.
24604 (erase_matching_seqs): Likewise.
24605 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24607 2008-03-04 Geoff Keating <geoffk@apple.com>
24609 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24610 declaration and code.
24611 (tree_invalid_nonnegative_warnv_p): Likewise.
24613 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24615 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24616 examples. Truncate option-names then causing overfull hbox.
24618 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24621 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24623 * configure: Rebuilt.
24625 2008-03-04 Rafael Espíndola <espindola@google.com>
24627 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24628 (tree_unary_nonnegative_warnv_p): New.
24629 (tree_binary_nonnegative_warnv_p): New.
24630 (tree_single_nonnegative_warnv_p): New.
24631 (tree_invalid_nonnegative_warnv_p): New.
24632 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24634 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24637 * opts.c (handle_option): Postpone 'unknown option' errors only for
24640 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24643 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24646 2008-03-04 Rafael Espíndola <espindola@google.com>
24648 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24649 (tree_binary_nonzero_warnv_p): New.
24650 (tree_single_nonzero_warnv_p): New.
24651 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24653 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24655 PR middle-end/35456
24656 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24657 transformations for modes that have signed zeros.
24658 * ifcvt.c (noce_try_abs): Ditto.
24660 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24662 * config/i386/i386.c (override_options): Force
24663 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24665 2008-03-04 Jan Hubicka <jh@suse.cz>
24668 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24671 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24673 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24674 label to probe the stack.
24676 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24678 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24679 (__gthr_win32_mutex_destroy): Declare.
24680 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24681 __gthr_win32_mutex_destroy.
24682 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24684 2008-03-03 Jan Hubicka <jh@suse.cz>
24687 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24688 aggressive on inlining cold calls.
24690 2008-03-03 Richard Guenther <rguenther@suse.de>
24692 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24693 struct copies into the expression table.
24694 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24695 (try_to_simplify): Likewise.
24696 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24697 integral and pointer arguments which do not change the
24698 precision to NOP_EXPRs.
24699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24700 VIEW_CONVERT_EXPR case.
24702 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24704 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24705 defined in a loop at depth 0 is invariant.
24706 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24707 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24708 be called at loop depth 0.
24710 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24713 * gcc.c (process_command): Update copyright notice dates.
24714 * gcov.c (print_version): Likewise.
24715 * gcov-dump.c (print_version): Likewise.
24716 * mips-tfile.c (main): Likewise.
24717 * mips-tdump.c (main): Likewise.
24719 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24722 * c-common.c (flag_permissive): Delete.
24723 (constant_expression_warnings): Check flags first.
24724 (constant_expression_error): New.
24725 * c-common.h (flag_permissive): Delete.
24726 (constant_expression_error): Declare.
24727 * flags.h (flag_permissive): Declare. Update description.
24728 * diagnostic.c (pedwarn): Update.
24730 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24731 (permissive_error_kind): New.
24732 * toplev.c (flag_permissive): Define. Update description.
24733 * toplev.h (permissive_error_kind): Declare.
24734 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24735 (pedwarn_c90): Use pedantic_warning_kind.
24736 * c-opts.c (c_common_post_options): flag_permissive does not affect
24737 flag_pedantic_errors.
24739 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24741 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24742 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24743 __absvsi2, __absvDI2): Use unsigned arithmetic.
24745 2008-03-02 Andi Kleen <ak@suse.de>
24746 Richard Guenther <rguenther@suse.de>
24748 * struct-equiv.c: Remove file.
24749 * cfg_cleanup.c (condjump_equiv_p): Remove.
24750 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24751 (struct-equiv.o): Remove rule.
24752 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24753 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24754 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24756 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24758 * ifcvt.c (noce_process_if_block): Try to handle only the then
24759 block if the else block exists but isn't suitable.
24761 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24764 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24765 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24766 regression from previous patch.
24768 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24771 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24773 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24774 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24775 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24776 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24777 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24778 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24779 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24780 (__gthread_mutex_destroy_function): Rename to
24781 __gthread_mutex_destroy.
24782 * gthr-dce.h (__gthread_mutex_destroy): Call
24783 pthread_mutex_destroy.
24784 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24785 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24786 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24788 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24790 * df-scan.c (df_ref_chain_change_bb): Simplify.
24791 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24792 set_block_for_insn if there's any change.
24793 * df.h ((df_insn_change_bb): Fix prototype.
24794 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24795 df_insn_change_bb, don't call set_block_for_insn.
24796 * emit-rtl.c (reorder_insns): Likewise.
24797 * haifa-sched.c (move_insn): Likewise.
24799 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24801 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24803 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24805 * tree-flow-inline.h (next_readonly_imm_use): Return
24806 NULL_USE_OPERAND_P after the end.
24808 2008-03-01 Richard Guenther <rguenther@suse.de>
24810 PR tree-optimization/35411
24811 * tree-sra.c (sra_build_assignment): Split conversion to
24812 final type to a separate statement if we are not assigning
24815 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24817 * fold-const.c (fold_convertible_p): Correct the logic to follow
24818 that in fold_convert().
24820 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24823 * tree-inline.c (build_duplicate_type): When we make a
24824 duplicate type, make it unique in the canonical types system.
24826 2008-02-29 Tom Tromey <tromey@redhat.com>
24828 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24829 input_file_stack_history, input_file_stack_restored): Remove.
24830 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24831 * input.h (struct file_stack): Remove.
24832 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24833 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24835 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24837 (diagnostic_last_module_changed): Add 'map' argument.
24838 (diagnostic_set_last_function): Likewise.
24839 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24840 line map, not input_file_stack.
24841 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24843 2008-02-29 Paul Brook <paul@codesourcery.com>
24845 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24847 2008-02-29 Paul Brook <paul@codesourcery.com>
24849 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24851 2008-02-29 Richard Guenther <rguenther@suse.de>
24853 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24855 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24856 value for comparing for a store match.
24857 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24858 (try_to_simplify): Do not do a full-blown reference lookup.
24860 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24862 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24863 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24865 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24867 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24869 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24870 strides against cache sizes.
24872 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24874 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24877 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24879 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24880 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24881 is smaller than the original promoted value.
24882 (simplify_subreg): If OP is a SUBREG, try to preserve its
24883 SUBREG_PROMOTED_VAR_P information.
24885 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24887 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24888 (VN_INFO_GET): Allocate new objects on the obstack.
24889 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24890 for rpo_numbers_temp, for consistency.
24891 (free_scc_vn): Free the obstack.
24893 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24895 * doc/invoke.texi: Document -ftree-loop-distribution.
24896 * tree-loop-distribution.c: New.
24897 * tree-pass.h (pass_loop_distribution): New.
24898 * graphds.h (struct graph): Add htab_t indices.
24899 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24900 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24901 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24902 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24903 * tree-data-ref.c (debug_data_dependence_relations): New.
24904 (dump_data_dependence_relation): Also print data references.
24905 (free_data_ref): Extern.
24906 (same_access_functions): Moved...
24907 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24908 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24909 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24910 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24911 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24912 (stmts_from_loop): Skip LABEL_EXPR.
24913 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24915 (build_rdg): Initialize rdg->indices htab.
24916 (free_rdg, stores_from_loop, ref_base_address,
24917 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24918 have_similar_memory_accesses_1, ref_base_address_1,
24919 remove_similar_memory_refs): New.
24920 * tree-data-ref.h: Depend on tree-chrec.h.
24921 (debug_data_dependence_relations, free_data_ref): Declared.
24922 (same_access_functions): ... here.
24923 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24925 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24926 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24927 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24928 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24929 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24930 rdg_vertex_for_stmt): Declared.
24931 (struct rdg_edge): Add level.
24933 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24934 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24936 (rdg_has_similar_memory_accesses): New.
24937 * tree-vect-analyze.c: Remove unused static decls.
24938 * lambda.h (dependence_level): New.
24939 * common.opt (ftree-loop-distribution): New.
24940 * tree-flow.h (mark_virtual_ops_in_bb,
24941 slpeel_tree_duplicate_loop_to_edge_cfg,
24942 rename_variables_in_loop): Declared.
24943 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24944 (OBJS-common): Add tree-loop-distribution.o.
24945 (tree-loop-distribution.o): New rule.
24946 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24947 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24948 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24950 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24953 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24954 other than structures and unions.
24956 2008-02-28 Richard Guenther <rguenther@suse.de>
24959 2008-02-26 Richard Guenther <rguenther@suse.de>
24961 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24962 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24963 (lookup_decl_from_uid): Declare.
24964 (remove_decl_from_map): Likewise.
24965 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24966 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24967 (decl_for_uid_map): New global hashtable mapping DECL_UID
24969 (init_ttree): Allocate it.
24970 (insert_decl_to_uid_decl_map): New helper function.
24971 (make_node_stat): Insert new decls into the map.
24972 (copy_node_stat): Likewise.
24973 (lookup_decl_from_uid): New function.
24974 (remove_decl_from_map): Likewise.
24975 (print_decl_for_uid_map_statistics): New helper.
24976 (dump_tree_statistics): Call it.
24978 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24979 (referenced_var_iterator): Adjust.
24980 (FOR_EACH_REFERENCED_VAR): Adjust.
24981 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24982 (num_referenced_vars): Adjust.
24983 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24984 (first_referenced_var): Remove.
24985 (end_referenced_vars_p): Likewise.
24986 (next_referenced_var): Likewise.
24987 (referenced_var_iterator_set): New helper function.
24988 * tree-dfa.c (referenced_var_lookup): Adjust.
24989 (referenced_var_check_and_insert): Likewise.
24990 (remove_referenced_var): Likewise.
24991 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24992 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24993 (verify_call_clobbering): Likewise.
24994 (verify_memory_partitions): Likewise.
24995 (init_tree_ssa): Allocate bitmap instead of hashtable for
24997 (delete_tree_ssa): Adjust.
24998 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24999 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25000 (compute_tag_properties): Likewise.
25001 (set_initial_properties): Likewise.
25002 (find_partition_for): Likewise.
25003 (update_reference_counts): Likewise.
25004 (dump_may_aliases_for): Likewise.
25005 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25006 (add_call_clobber_ops): Likewise.
25007 (add_call_read_ops): Likewise.
25008 (get_asm_expr_operands): Likewise.
25009 * tree-into-ssa.c (dump_decl_set): Likewise.
25010 (update_ssa): Likewise.
25011 * tree-sra.c (scan_function): Likewise.
25012 (decide_instantiations): Likewise.
25013 (scalarize_parms): Likewise.
25014 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25015 (dsa_named_for): Likewise.
25016 * tree-ssa-structalias.c (update_alias_info): Likewise.
25017 (merge_smts_into): Likewise.
25019 2008-02-27 David Daney <ddaney@avtrex.com>
25022 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25023 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25024 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25025 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25026 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25028 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25031 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25032 (BUILT_IN_NEXTTOWARD): Remove.
25033 (BUILT_IN_NEXTTOWARDF): Ditto.
25034 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25035 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25037 2008-02-27 Tom Tromey <tromey@redhat.com>
25039 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25040 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25042 2008-02-27 Jan Beulich <jbeulich@novell.com>
25044 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25045 update the respective field on newdecl.
25047 2008-02-27 Revital Eres <eres@il.ibm.com>
25049 PR rtl-optimization/34999
25050 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25051 crossing edges that ends with a call insn.
25052 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25053 call insn and clear the EDGE_CROSSING flag of the crossing edge
25054 when fixing fallthru edges.
25056 2008-02-27 Richard Guenther <rguenther@suse.de>
25058 PR middle-end/35390
25059 * fold-const.c (fold_unary): Return the correct argument,
25060 converted to the result type.
25062 2008-02-27 Richard Guenther <rguenther@suse.de>
25064 PR middle-end/34971
25065 * expr.c (expand_expr_real_1): Assert on rotates that operate
25067 * fold-const.c (fold_binary): Use the types precision, not the
25068 bitsize of the mode if folding rotate expressions. Build rotates
25069 only for full modes.
25071 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25073 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25074 and CPP_PRAGMA_EOL.
25075 * c-pragma.c (pragma_ns_name): New typedef.
25076 (registered_pp_pragmas): New variable.
25077 (c_pp_lookup_pragma): New function.
25078 (c_register_pragma_1): If flag_preprocess_only, do nothing
25079 for non-expanded pragmas, for expanded ones push pragma's
25080 namespace and name into registered_pp_pragmas vector.
25081 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25082 flag_preprocess_only, don't register GCC pch_preprocess
25083 pragma if flag_preprocess_only.
25084 * c-opts.c (c_common_init): Call init_pragma even if
25085 flag_preprocess_only.
25086 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25087 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25088 cpp_register_pragma if flag_preprocess_only.
25090 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25093 * c-parser.c (c_parser_translation_unit): Warn for empty
25094 translation unit, not empty source file.
25096 2008-02-26 Paul Brook <paul@codesourcery.com>
25098 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25099 operand for Thumb-2.
25100 * config/arm/arm.h (reg_class): Add CORE_REGS.
25101 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25102 (BASE_REG_CLASS): Use CORE_REGS.
25103 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25104 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25105 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25106 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25107 ARM_REGNO_OK_FOR_INDEX_P.
25108 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25109 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25110 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25111 (ldm/stm peepholes): Ditto.
25112 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25113 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25114 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25115 * config/arm/constraints.md: Enable "k" constraint on ARM.
25117 2008-02-27 Ben Elliston <bje@au.ibm.com>
25119 * config/rs6000/rs6000.c: Annotate cache line size field in all
25120 instances of struct processor_costs.
25122 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25124 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25125 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25126 jump_bypass): New counters.
25127 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25128 * dce.c (gate_ud_dce): Same.
25129 (gate_fast_dce): Same.
25130 * dse.c (gate_dse1): New function.
25131 (gate_dse2): New function.
25132 (gate_dse): Merge results of new gate functions.
25133 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25134 (gate_handle_jump_bypass): Add dbg_cnt.
25135 (gate_handle_gcse): Add dbg_cnt.
25136 * ifcvt.c (gate_handle_if_conversion): Same.
25137 (gate_handle_if_after_combine): Same.
25138 (gate_handle_if_after_reload): Same.
25139 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25141 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25143 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25145 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25147 2008-02-26 Jason Merrill <jason@redhat.com>
25150 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25151 alone if it's the naming decl for the type's main variant.
25153 2008-02-26 Tom Tromey <tromey@redhat.com>
25155 * system.h (USE_MAPPED_LOCATION): Poison.
25156 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25157 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25158 (make_goto_expr_edges): Likewise.
25159 (remove_bb): Likewise.
25160 (execute_warn_function_return): Likewise.
25161 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25163 * c-common.c (fname_decl): Remove old location code.
25164 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25166 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25168 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25169 (gen_rtx_ASM_INPUT): Likewise.
25170 (gen_rtx_ASM_INPUT_loc): Likewise.
25171 (get_rtx_asm_OPERANDS): Remove.
25172 * cfglayout.c (insn_locators_alloc): Remove old location code.
25173 (set_curr_insn_source_location): Likewise.
25174 (curr_insn_locator): Likewise.
25175 * print-tree.c (print_node): Remove old location code.
25176 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25177 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25178 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25179 location_from_locus.
25180 (construct_exit_block): Remove old location code.
25181 * emit-rtl.c (force_next_line_note): Remove old location code.
25182 * profile.c (branch_prob): Remove old location code.
25183 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25184 LOC_LINE): Remove old-location variants.
25185 * langhooks.c (lhd_print_error_function): Remove old location
25187 * configure, config.in: Rebuilt.
25188 * configure.ac (--enable-mapped-location): Remove.
25189 * c-decl.c (c_init_decl_processing): Remove old location code.
25190 (finish_function): Likewise.
25191 * recog.c (decode_asm_operands): Remove old location code.
25192 * c-pch.c (c_common_read_pch): Remove old location code.
25193 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25195 * gimple-low.c (lower_function_body): Remove old location code.
25196 * toplev.c (unknown_location): Remove.
25197 (push_srcloc): Remove old-location variant.
25198 (process_options): Remove old location code.
25199 (lang_dependent_init): Likewise.
25200 * input.h (UNKNOWN_LOCATION): Move definition.
25201 (location_t): Undeprecate.
25202 (source_locus): Remove.
25203 (location_from_locus): Remove.
25204 (struct location_s): Remove.
25205 Remove all old-location code.
25206 (input_line, input_filename): Remove.
25207 * final.c (final_scan_insn): Remove old location code.
25208 * diagnostic.c (diagnostic_build_prefix): Remove
25209 USE_MAPPED_LOCATION test.
25210 * tree.h (gimple_stmt) <locus>: Now a location_t.
25211 (tree_exp) <locus>: Likewise.
25212 (DECL_IS_BUILTIN): Remove old-location variant.
25213 (annotate_with_file_line, annotate_with_locus): Likewise.
25214 (expr_locus, set_expr_locus): Update.
25215 * tree.c (build1_stat): Remove old location code.
25216 (last_annotated_node): Remove.
25217 (annotate_with_file_line): Remove old-location variant.
25218 (annotate_with_locus): Likewise.
25219 (expr_location): Remove old location code.
25220 (set_expr_location): Likewise.
25221 (expr_has_location): Likewise.
25222 (expr_locus): Likewise.
25223 (set_expr_locus): Likewise.
25224 (expr_filename): Don't use location_from_locus.
25225 (expr_lineno): Likewise.
25226 * rtl-error.c (location_for_asm): Remove old location code.
25227 * c-lex.c (cb_line_change): Remove old location code.
25228 (fe_file_change): Likewise.
25229 (cb_def_pragma): Likewise.
25230 (c_lex_with_flags): Likewise.
25231 * gengtype.c (do_typedef): Don't special-case location types.
25232 (define_location_structures): Remove.
25233 (main): Don't call define_location_structures.
25234 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25237 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25240 * builtins.def (BUILT_IN_STDARG_START): Remove.
25241 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25242 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25243 * tree-inline.c (inline_forbidden_p_1): Likewise.
25245 2008-02-26 Richard Guenther <rguenther@suse.de>
25247 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25248 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25249 (lookup_decl_from_uid): Declare.
25250 (remove_decl_from_map): Likewise.
25251 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25252 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25253 (decl_for_uid_map): New global hashtable mapping DECL_UID
25255 (init_ttree): Allocate it.
25256 (insert_decl_to_uid_decl_map): New helper function.
25257 (make_node_stat): Insert new decls into the map.
25258 (copy_node_stat): Likewise.
25259 (lookup_decl_from_uid): New function.
25260 (remove_decl_from_map): Likewise.
25261 (print_decl_for_uid_map_statistics): New helper.
25262 (dump_tree_statistics): Call it.
25264 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25265 (referenced_var_iterator): Adjust.
25266 (FOR_EACH_REFERENCED_VAR): Adjust.
25267 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25268 (num_referenced_vars): Adjust.
25269 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25270 (first_referenced_var): Remove.
25271 (end_referenced_vars_p): Likewise.
25272 (next_referenced_var): Likewise.
25273 (referenced_var_iterator_set): New helper function.
25274 * tree-dfa.c (referenced_var_lookup): Adjust.
25275 (referenced_var_check_and_insert): Likewise.
25276 (remove_referenced_var): Likewise.
25277 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25279 (verify_call_clobbering): Likewise.
25280 (verify_memory_partitions): Likewise.
25281 (init_tree_ssa): Allocate bitmap instead of hashtable for
25283 (delete_tree_ssa): Adjust.
25284 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25285 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25286 (compute_tag_properties): Likewise.
25287 (set_initial_properties): Likewise.
25288 (find_partition_for): Likewise.
25289 (update_reference_counts): Likewise.
25290 (dump_may_aliases_for): Likewise.
25291 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25292 (add_call_clobber_ops): Likewise.
25293 (add_call_read_ops): Likewise.
25294 (get_asm_expr_operands): Likewise.
25295 * tree-into-ssa.c (dump_decl_set): Likewise.
25296 (update_ssa): Likewise.
25297 * tree-sra.c (scan_function): Likewise.
25298 (decide_instantiations): Likewise.
25299 (scalarize_parms): Likewise.
25300 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25301 (dsa_named_for): Likewise.
25302 * tree-ssa-structalias.c (update_alias_info): Likewise.
25303 (merge_smts_into): Likewise.
25305 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25308 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25309 * c-opts.c (c_common_handle_option): Wall enables
25310 Wvolatile-register-var.
25311 * common.opt: Move Wvolatile-register-var to...
25314 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25316 * common.opt (Wlarger-than=): New.
25317 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25319 * opts.c (common_handle_option): Handle -Wlarger-than=.
25320 * optc-gen.awk: Likewise.
25321 * opth-gen.awk: Likewise.
25322 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25323 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25325 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25327 * c-common.c (match_case_to_enum_1): Add appropriate
25328 OPT_W* parameter to warning.
25329 (c_do_switch_warnings): Likewise.
25330 * c-typeck.c (warning_init): Add one more parameter following
25331 'warning' function.
25332 (push_init_level): Update call to warning_init.
25333 (pop_init_level): Likewise.
25334 (add_pending_init): Likewise.
25335 (output_init_element: Likewise.
25337 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25340 * toplev.c (toplev_main): If there are warnings or error, print
25341 errors for ignored options.
25342 * opts.c (ignored_options): New static variable.
25343 (postpone_unknown_option_error): New.
25344 (print_ignored_options): New.
25345 (handle_option): Postpone errors for unknown -Wno-* options.
25346 * opts.h (print_ignored_options): Declare.
25348 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25350 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25353 2008-02-25 Richard Guenther <rguenther@suse.de>
25356 2008-02-25 Richard Guenther <rguenther@suse.de>
25358 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25359 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25360 (lookup_decl_from_uid): Declare.
25361 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25362 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25363 (decl_for_uid_map): New global hashtable mapping DECL_UID
25365 (init_ttree): Allocate it.
25366 (insert_decl_to_uid_decl_map): New helper function.
25367 (make_node_stat): Insert new decls into the map.
25368 (copy_node_stat): Likewise.
25369 (lookup_decl_from_uid): New function.
25370 (print_decl_for_uid_map_statistics): New helper.
25371 (dump_tree_statistics): Call it.
25373 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25374 (referenced_var_iterator): Adjust.
25375 (FOR_EACH_REFERENCED_VAR): Adjust.
25376 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25377 (num_referenced_vars): Adjust.
25378 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25379 (first_referenced_var): Remove.
25380 (end_referenced_vars_p): Likewise.
25381 (next_referenced_var): Likewise.
25382 (referenced_var_iterator_set): New helper function.
25383 * tree-dfa.c (referenced_var_lookup): Adjust.
25384 (referenced_var_check_and_insert): Likewise.
25385 (remove_referenced_var): Likewise.
25386 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25387 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25388 (verify_call_clobbering): Likewise.
25389 (verify_memory_partitions): Likewise.
25390 (init_tree_ssa): Allocate bitmap instead of hashtable for
25392 (delete_tree_ssa): Adjust.
25393 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25394 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25395 (compute_tag_properties): Likewise.
25396 (set_initial_properties): Likewise.
25397 (find_partition_for): Likewise.
25398 (update_reference_counts): Likewise.
25399 (dump_may_aliases_for): Likewise.
25400 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25401 (add_call_clobber_ops): Likewise.
25402 (add_call_read_ops): Likewise.
25403 (get_asm_expr_operands): Likewise.
25404 * tree-into-ssa.c (dump_decl_set): Likewise.
25405 (update_ssa): Likewise.
25406 * tree-sra.c (scan_function): Likewise.
25407 (decide_instantiations): Likewise.
25408 (scalarize_parms): Likewise.
25409 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25410 (dsa_named_for): Likewise.
25411 * tree-ssa-structalias.c (update_alias_info): Likewise.
25412 (merge_smts_into): Likewise.
25414 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25417 * doc/invoke.texi (-fcx-limited-range): Document new option.
25418 * toplev.c (process_options): Handle -fcx-fortran-rules.
25419 * common.opt: Add documentation for -fcx-fortran-rules.
25421 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25424 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25425 actual behaviour and C99.
25427 2008-02-26 Ben Elliston <bje@au.ibm.com>
25429 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25430 (ASM_CPU_POWER6_SPEC): Likewise.
25431 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25432 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25433 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25435 2008-02-25 Richard Guenther <rguenther@suse.de>
25437 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25438 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25439 (lookup_decl_from_uid): Declare.
25440 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25441 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25442 (decl_for_uid_map): New global hashtable mapping DECL_UID
25444 (init_ttree): Allocate it.
25445 (insert_decl_to_uid_decl_map): New helper function.
25446 (make_node_stat): Insert new decls into the map.
25447 (copy_node_stat): Likewise.
25448 (lookup_decl_from_uid): New function.
25449 (print_decl_for_uid_map_statistics): New helper.
25450 (dump_tree_statistics): Call it.
25452 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25453 (referenced_var_iterator): Adjust.
25454 (FOR_EACH_REFERENCED_VAR): Adjust.
25455 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25456 (num_referenced_vars): Adjust.
25457 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25458 (first_referenced_var): Remove.
25459 (end_referenced_vars_p): Likewise.
25460 (next_referenced_var): Likewise.
25461 (referenced_var_iterator_set): New helper function.
25462 * tree-dfa.c (referenced_var_lookup): Adjust.
25463 (referenced_var_check_and_insert): Likewise.
25464 (remove_referenced_var): Likewise.
25465 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25466 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25467 (verify_call_clobbering): Likewise.
25468 (verify_memory_partitions): Likewise.
25469 (init_tree_ssa): Allocate bitmap instead of hashtable for
25471 (delete_tree_ssa): Adjust.
25472 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25473 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25474 (compute_tag_properties): Likewise.
25475 (set_initial_properties): Likewise.
25476 (find_partition_for): Likewise.
25477 (update_reference_counts): Likewise.
25478 (dump_may_aliases_for): Likewise.
25479 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25480 (add_call_clobber_ops): Likewise.
25481 (add_call_read_ops): Likewise.
25482 (get_asm_expr_operands): Likewise.
25483 * tree-into-ssa.c (dump_decl_set): Likewise.
25484 (update_ssa): Likewise.
25485 * tree-sra.c (scan_function): Likewise.
25486 (decide_instantiations): Likewise.
25487 (scalarize_parms): Likewise.
25488 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25489 (dsa_named_for): Likewise.
25490 * tree-ssa-structalias.c (update_alias_info): Likewise.
25491 (merge_smts_into): Likewise.
25493 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25496 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25497 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25498 * alias.h (nonoverlapping_memrefs_p): Likewise.
25500 2008-02-25 Jan Beulich <jbeulich@novell.com>
25502 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25503 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25504 __emultls_get_address, __emultls_register_common,
25505 __floatundi?f, and _Unwind_GetIPInfo.
25506 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25507 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25508 (gen_regparm_prefix): Likewise.
25509 (i386_nlm_encode_section_info): Sync with
25510 config/i386/winnt.c:i386_pe_encode_section_info().
25511 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25512 i386_nlm_mangle_decl_assembler_name): New.
25513 (netware_override_options): New.
25514 * config/i386/netware.h (netware_override_options): Declare.
25515 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25516 (i386_nlm_mangle_decl_assembler_name): Declare.
25517 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25519 2008-02-25 Ben Elliston <bje@au.ibm.com>
25522 * c-decl.c (grokdeclarator): Remove unused local variables
25523 `typedef_type' and `type_as_written'.
25525 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25526 unused local variable `has_hot_blocks'.
25527 (fix_crossing_conditional_branches): Remove unused local variable
25530 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25532 PR middle-end/19984
25533 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25534 using DEF_C99_BUILTIN.
25535 (BUILT_IN_NANF): Ditto.
25536 (BUILT_IN_NANL): Ditto.
25538 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25539 Revital Eres <eres@il.ibm.com>
25541 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25542 regarding the order of two dependent insns in the same row.
25544 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25546 * stor-layout.c (layout_decl): Do not bump the alignment of a
25547 bit-field to more than byte alignment if it is packed.
25549 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25551 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25554 2008-02-24 Diego Novillo <dnovillo@google.com>
25556 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25559 * tree-vrp.c (vrp_evaluate_conditional): With
25560 -Wtype-limits, emit a warning when comparing against a
25561 constant outside the natural range of OP0's type.
25562 * c.opt (Wtype-limits): Move ...
25563 * common.opt (Wtype-limits): ... here.
25565 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25567 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25568 * config/rs6000/e300c2c3.md: New file.
25569 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25571 (rs6000_override_options): Add e300c2 and e300c3 cases to
25572 processor_target_table. Do not allow usage of Altivec or Spe
25573 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25574 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25575 * config/rs6000/rs6000.h (processor_type): Add
25576 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25577 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25578 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25579 and ppce300c3. Include e300c2c3.md.
25581 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25583 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25584 instead of TARGET_STRICT_ALIGN.
25586 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25588 * explow.c (memory_address): Assert that the generated address is
25591 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25594 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25595 * config/darwin-ppc-ldouble-patch.def: New file.
25596 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25597 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25598 SUBTARGET_INIT_BUILTINS if defined.
25599 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25602 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25605 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25606 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25608 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25611 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25612 file" warning condtional on -Winvalid-PCH.
25614 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25616 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25618 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25622 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25623 prevent reload from using MMX registers.
25624 (*mov<mode>_internal): Ditto.
25625 (*movv2sf_internal_rex64): Ditto.
25626 (*movv2sf_internal): Ditto.
25628 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25630 PR documentation/31569
25631 * doc/install.texi2html: Use makeinfo --no-number-sections.
25633 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25635 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25636 ensure that we can address an entire entity > 8 bytes. Don't
25637 generate reg+reg addressing for such data.
25639 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25641 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25642 strings when optimizing for size, unless the target cares about
25645 2008-02-22 Tom Tromey <tromey@redhat.com>
25647 * regclass.c (current_pass): Remove declaration.
25649 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25651 * config/avr/libgcc.S (__RAMPZ__): Define.
25652 (__do_copy_data): Add for devices with 128KB code memory.
25654 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25656 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25658 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25660 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25662 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25665 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25668 * c-typeck.c (build_binary_op): Warn about floating point
25669 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25671 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25674 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25675 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25677 (rs6000_override_options): Set altivec_abi as default, not override,
25678 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25679 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25680 is used; use new member spe_abi.
25681 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25682 spe_abi and altivec_abi.
25684 2008-02-22 Tomas Bily <tbily@suse.cz>
25686 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25688 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25691 * config.build (build_file_translate): Set to `CMD //c' only if
25693 * Makefile.in (build_file_translate): Improve comment.
25695 2008-02-21 Jan Hubicka <jh@suse.cz>
25697 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25698 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25699 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25701 2008-02-21 Michael Matz <matz@suse.de>
25704 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25706 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25708 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25709 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25710 as insn constraint.
25711 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25712 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25713 SSE_VEC_FLOAT_MODE_P as insn constraint.
25714 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25715 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25716 sse4a_movntdf using MODEF mode iterator.
25717 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25718 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25719 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25720 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25721 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25722 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25723 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25725 2008-02-21 Richard Guenther <rguenther@suse.de>
25727 * tree.def (PAREN_EXPR): New tree code.
25728 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25730 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25731 * expr.c (expand_expr_real_1): Likewise.
25732 * tree-inline.c (estimate_num_insns_1): Likewise.
25733 * tree-complex.c (expand_complex_move): Likewise.
25734 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25737 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25740 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25742 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25745 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25747 * config/sh/sh.c (find_barrier): Don't go past
25748 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25750 2008-02-20 DJ Delorie <dj@redhat.com>
25752 * config/h8300/h8300.md (insv): Force source operand to be a register.
25754 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25755 as a jump, not as a plain insn.
25757 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25759 * doc/invoke.texi (Warning Options): Add new option
25760 -Wframe-larger-than=.
25761 (-Wframe-larger-than): Document.
25763 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25764 Add declarations for new option variables.
25766 * final.c (final_start_function): Check the frame size
25767 before emission and issue a Wframe-larger-than warning.
25769 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25770 Add definitions for new option variables.
25771 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25773 * common.opt (Wframe-larger-than=): New option.
25775 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25777 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25778 (<sse>_div<mode>3): Ditto.
25779 (<sse>_vmdiv<mode>3): Ditto.
25780 (<sse>_vmsqrt<mode>2): Ditto.
25781 (*smax<mode>3): Ditto.
25782 (sse5_frcz<mode>2): Ditto.
25783 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25784 as insn constraint.
25786 2008-02-20 Richard Guenther <rguenther@suse.de>
25788 PR middle-end/35265
25789 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25790 be happy with INTEGRAL_TYPE_P.
25792 2008-02-20 Richard Guenther <rguenther@suse.de>
25794 * fold-const.c (split_tree): Associate floatig-point expressions
25795 if flag_associative_math is set.
25797 2008-02-20 Richard Guenther <rguenther@suse.de>
25799 * tree.h (fold_real_zero_addition_p): Declare.
25800 * fold-const.c (fold_real_zero_addition_p): Export.
25801 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25802 floating-point operations with zero and one.
25804 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25806 * doc/install.texi: Correct references to CFLAGS, replacing them
25807 with BOOT_CFLAGS. Document flags used during bootstrap for
25810 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25812 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25813 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25814 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25816 (smin<mode>3): Ditto from similar patterns.
25817 (smax<mode>3): Ditto.
25818 (*ieee_smin<mode>3): Ditto.
25819 (*ieee_smax<mode>3): Ditto.
25820 * config/i386/sse.md (sse): New mode attribute.
25821 (mov<mode>): Macroize expander from movv4sf and movv2df using
25822 SSEMODEF2P mode iterator.
25823 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25824 SSE_VEC_FLOAT_MODE_P as insn constraint.
25825 (storent<mode>): Ditto.
25826 (storent<mode>): Macroize expander from storentsf and storentdf using
25827 MODEF mode iterator.
25828 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25829 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25830 (abs<mode>2): Ditto from similar patterns.
25831 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25832 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25833 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25834 (<sse>_vmsqrt<mode>2): Ditto.
25835 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25836 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25837 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25838 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25839 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25840 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25841 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25843 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25844 iterator and SSE_FLOAT_MODE_P as insn constraint.
25845 (<sse>_ucomi): Ditto from similar patterns.
25846 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25847 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25848 SSE_VEC_FLOAT_MODE_P as insn constraint.
25849 (vcond<mode>): Ditto from similar patterns.
25850 (and<mode>3, *and<mode>3): Ditto.
25851 (<sse>_nand<mode>3): Ditto.
25852 (ior<mode>3, *ior<mode>3): Ditto.
25853 (xor<mode>3, *xor<mode>3): Ditto.
25854 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25855 iterator and SSE_FLOAT_MODE_P as insn constraint.
25856 (*nand<mode>3): Ditto from similar patterns.
25857 (*ior<mode>3): Ditto.
25858 (*xor<mode>3): Ditto.
25860 2008-02-20 Ira Rosen <irar@il.ibm.com>
25862 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25863 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25864 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25866 2008-02-19 Jan Hubicka <jh@suse.cz>
25868 * predict.c (tree_bb_level_predictions): Remove variable next
25869 mistakely introduced by previous commit.
25871 2008-02-19 Jan Hubicka <jh@suse.cz>
25873 * predict.c (predict_paths_leading_to): Rewrite.
25874 (predict_paths_for_bb): New.
25875 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25877 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25880 * Makefile.in (build_file_translate): New.
25881 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25882 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25883 * configure.ac (build_file_translate): Substitute it.
25884 * configure: Regenerate.
25886 2008-02-19 Jan Hubicka <jh@suse.cz>
25888 PR rtl-optimization/34408
25889 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25892 2008-02-19 Jan Hubicka <jh@suse.cz>
25894 PR middle-end/28779
25895 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25898 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25901 * config/i386/i386-modes.def: Revert the last DI alignment
25902 change until Ada people can look into it.
25904 2008-02-19 Nick Clifton <nickc@redhat.com>
25906 * opts.c (print_specific_help): Fix typo in --help text.
25908 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25911 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25912 32-bit inline asm without asm alternatives for host GCC < 3.0.
25914 2008-02-19 Richard Guenther <rguenther@suse.de>
25916 PR tree-optimization/34989
25917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25918 Allow propagation to INDIRECT_REF if we can simplify only.
25920 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25922 * c-common.c (warn_for_collisions_1): Use appropriate option when
25925 2008-02-19 Nick Clifton <nickc@redhat.com>
25928 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25929 (handle_options): Fix indentation.
25930 (print_filtered_help): If no language-specific options were
25931 displayed tell the user how to list all the options supported by
25932 the language's front-end.
25933 (print_specific_help): Fix indentation and remove duplicate line.
25934 (common_handle_option): Handle the -v option.
25935 For --help enable the display of undocumented options if the -v
25936 switch has been included on the command line.
25937 For --help= check for overlaps in the arguments between the option
25938 classes and the language names and issue a warning when they
25939 cannot be disambiguated.
25940 * c.opt (v): Pass on to the common option handler.
25942 2008-02-19 Revital Eres <eres@il.ibm.com>
25944 * modulo-sched.c (sms_schedule): Change dump message when
25945 create_ddg function fails.
25946 (try_scheduling_node_in_cycle): Rename row to cycle.
25947 (print_partial_schedule): Rename CYCLE to ROW.
25949 2008-02-19 Christian Bruel <christian.bruel@st.com>
25950 Zdenek Dvorak <ook@ucw.cz>
25952 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25954 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25957 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25958 (*x86_movdicc_0_m1_se): Ditto.
25960 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25962 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25963 (CMPtype): Define as __gcc_CMPtype.
25964 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25965 (CMPtype): Define as __gcc_CMPtype.
25967 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25969 Support valgrind 3.3 for --enable-checking=valgrind.
25970 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25972 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25973 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25974 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25975 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25976 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25977 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25978 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25980 * ggc-zone.c: Similar.
25981 * ggc-page.c: Similar.
25983 2008-02-19 Paul Brook <paul@codesourcery.com>
25986 * config/arm/ieee754-df.S: Fix do_it typo.
25987 * config/arm/ieee754-sf.S: Fix do_it typo.
25989 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25992 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25993 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25994 (OPTION_MASK_ISA_SSE_SET): Likewise.
25995 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25996 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25997 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25998 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25999 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26000 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26001 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26002 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26003 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26004 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26005 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26006 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26007 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26008 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26009 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26010 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26011 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26012 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26013 (OPTION_MASK_ISA_SSE4): Removed.
26014 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26015 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26016 (override_options): Don't turn on implied SSE/MMX bits in
26019 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26021 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26024 2008-02-18 Joey Ye <joey.ye@intel.com>
26026 PR middle-end/34921
26027 * tree-nested.c (insert_field_into_struct): Set type alignment
26028 to field alignment if the former is less than the latter.
26030 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26032 * BASE-VER: Set to 4.4.0.
26034 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26036 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26037 * doc/cfg.texi: Likewise.
26038 * doc/extend.texi: Likewise.
26039 * doc/gty.texi: Likewise.
26040 * doc/invoke.texi: Likewise.
26041 * doc/loop.texi: Likewise.
26042 * doc/md.texi: Likewise.
26043 * doc/passes.texi: Likewise.
26044 * doc/rtl.texi: Likewise.
26045 * doc/sourcebuild.texi: Likewise.
26046 * doc/tm.texi: Likewise.
26047 * doc/tree-ssa.texi: Likewise.
26049 2008-02-17 Richard Guenther <rguenther@suse.de>
26051 PR middle-end/35227
26052 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26053 without default definition.
26055 2008-02-17 Richard Guenther <rguenther@suse.de>
26057 PR tree-optimization/35231
26058 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26061 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26064 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26065 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26066 libgcc_cmp_return mode.
26068 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26071 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26073 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26075 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26078 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26080 * doc/c-tree.texi: Use `@.' where appropriate.
26081 * doc/extend.texi: Likewise.
26082 * doc/install.texi: Likewise.
26083 * doc/invoke.texi: Likewise.
26084 * doc/loop.texi: Likewise.
26085 * doc/makefile.texi: Likewise.
26086 * doc/md.texi: Likewise.
26087 * doc/passes.texi: Likewise.
26088 * doc/standards.texi: Likewise.
26089 * doc/tm.texi: Likewise.
26091 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26093 PR middle-end/35196
26094 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26096 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26097 rather than in entry_bb.
26099 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26101 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26102 libgcc_cmp_return mode.
26104 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26106 PR middle-end/35130
26107 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26108 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26110 2008-02-15 Richard Guenther <rguenther@suse.de>
26111 Zdenek Dvorak <ook@ucw.cz>
26113 PR tree-optimization/35164
26114 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26115 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26116 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26117 Only propagate addresses which do not have abnormal SSA_NAMEs
26120 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26123 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26125 2008-02-15 Jan Hubicka <jh@suse.cz>
26127 PR middle-end/35149
26128 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26130 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26132 PR middle-end/34621
26133 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26134 when calculating alignment_pad.
26136 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26138 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26139 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26140 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26141 and STACK_BOUNDARY define.
26143 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26145 PR preprocessor/35061
26146 * c-pragma.c (handle_pragma_pop_macro): Check that
26147 pushed_macro_table has been allocated.
26149 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26151 PR middle-end/35136
26152 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26153 (force_gimple_operand): Likewise.
26154 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26155 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26156 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26157 (find_interesting_uses_address): Check addressability and alignment
26158 of the base expression only after substituting bases of IVs into it.
26160 2008-02-14 Michael Matz <matz@suse.de>
26163 * function.c (instantiate_virtual_regs_in_insn): Reload address
26164 before falling back to reloading the whole operand.
26166 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26168 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26169 before the first section switch note.
26171 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26173 * doc/bugreport.texi: Update copyright years.
26174 * doc/c-tree.texi: Likewise.
26175 * doc/cfg.texi: Likewise.
26176 * doc/cpp.texi: Likewise.
26177 * doc/cppinternals.texi: Likewise.
26178 * doc/fragments.texi: Likewise.
26179 * doc/frontends.texi: Likewise.
26180 * doc/gcc.texi: Likewise.
26181 * doc/gty.texi: Likewise.
26182 * doc/hostconfig.texi: Likewise.
26183 * doc/implement-c.texi: Likewise.
26184 * doc/libgcc.texi: Likewise.
26185 * doc/loop.texi: Likewise.
26186 * doc/makefile.texi: Likewise.
26187 * doc/options.texi: Likewise.
26188 * doc/passes.texi: Likewise.
26189 * doc/rtl.texi: Likewise.
26190 * doc/sourcebuild.texi: Likewise.
26191 * doc/standards.texi: Likewise.
26192 * doc/tree-ssa.texi: Likewise.
26193 * doc/trouble.texi: Likewise.
26195 * doc/extend.texi: Use @: or add comma where appropriate.
26196 * doc/invoke.texi: Likewise.
26197 * doc/tm.texi: Likewise.
26199 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26202 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26205 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26207 * doc/md.texi (clz, ctz): Add reference.
26208 * doc/rtl.texi (clz, ctz): Likewise.
26210 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26213 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26216 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26218 * config/s390/s390.c (struct constant_pool): New field
26219 emit_pool_after added.
26220 (s390_mainpool_start): Set the emit_pool_after flag according
26221 to the section switch notes.
26222 (s390_mainpool_finish): Consider emit_pool_after when emitting
26223 the literal pool at the end of the function.
26224 (s390_chunkify_start): Force literal pool splits at section
26227 2008-02-13 Michael Matz <matz@suse.de>
26230 * var-tracking.c (clobber_variable_part): Correctly traverse the
26233 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26236 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26237 Add -fdump-ipa-inline.
26238 * tree-dump.c (dump_files): Remove tree-inlined dump.
26239 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26241 2008-02-12 Richard Guenther <rguenther@suse.de>
26243 PR tree-optimization/35171
26244 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26247 2008-02-12 Richard Guenther <rguenther@suse.de>
26249 PR middle-end/35163
26250 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26251 value-preserving mode. Disallow final truncation.
26253 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26255 PR middle-end/35136
26256 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26257 code from here to...
26258 (force_gimple_operand): ...here.
26260 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26263 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26264 non-compatible pointers.
26265 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26266 different FIELD_DECLs, try harder by comparing field offsets, sizes
26269 PR inline-asm/35160
26270 * function.c (match_asm_constraints_1): Don't replace the same input
26273 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26275 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26276 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26277 (expand_epilogue): Restore RAMPZ register.
26278 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26280 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26282 * config/i386/cygwin.asm: (__alloca): Correct calling
26283 convention and alignment.
26284 (__chkstk): Force 8 byte stack alignment.
26286 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26287 Richard Guenther <rguenther@suse.de>
26289 PR tree-optimization/33992
26290 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26291 the zero we compare against.
26293 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26295 PR libfortran/35063
26296 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26297 to CloseHandle after unlocking to prevent accumulation of handle
26300 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26302 PR middle_end/34150
26303 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26304 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26305 and update LABEL_NUSES during and after reload.
26307 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26309 PR middle-end/34627
26310 * combine.c (simplify_if_then_else): Make sure the comparison is
26311 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26313 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26316 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26317 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26318 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26319 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26320 * tree.h (get_type_static_bounds): Likewise.
26322 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26324 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26325 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26326 Make -Wfoo language annotations match what the compiler outputs.
26328 2008-02-08 Sa Liu <saliu@de.ibm.com>
26330 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26331 intrinsics spu_convts, spu_convtu, spu_convtf.
26333 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26335 * doc/extend.texi (Function Attributes) <noinline>: Mention
26336 asm ("") as method to keep calls.
26338 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26341 * doc/options.texi (Options): Replace references to opts.sh with
26343 * opts-common.c: Likewise.
26344 * optc-gen.awk: Likewise.
26346 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26348 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26350 2008-02-07 Richard Henderson <rth@redhat.com>
26353 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26354 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26357 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26359 PR tree-optimization/35085
26360 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26361 for operand entry oe2 in addition to operand entry oe3 in order to
26362 expose more opportunities for vectorizer sum reduction.
26364 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26367 * Makefile.in (LIBS): Remove $(GMPLIBS).
26368 (cc1-dummy, cc1): Add $(GMPLIBS).
26370 2008-02-06 Jan Hubicka <jh@suse.cz>
26373 * i386.md (moddf_integer): Do not produce partial memory stalls for
26374 targets where it hurts.
26376 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26379 * optabs.c (expand_float): Do not check for decimal modes when
26380 expanding unsigned integer through signed conversion.
26382 2008-02-06 Nick Clifton <nickc@redhat.com>
26384 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26385 inside the clobber with a match_operand and duplicated operand
26386 number in the constraint.
26387 (ineqbranchsi): Delete redundant comment.
26389 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26391 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26392 builtin_define ("__USE_INIT_FINI__").
26393 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26395 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26397 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26399 PR documentation/30330
26400 * doc/invoke.texi (C++ Dialect Options)
26401 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26402 For each warning option -Wfoo that allows -Wno-foo, ensure both
26403 -Wfoo and -Wno-foo are listed in the option index. Fix index
26404 entry of -Wswitch-default, index -Wnormalized= including the
26405 `=', and -Wlarger-than-@var{len} including @var{len}.
26407 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26409 * config/i386/i386.md (floatunssisf2): Use
26410 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26411 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26412 Macroize expander using MODEF mode iterator.
26414 2008-02-05 Diego Novillo <dnovillo@google.com>
26416 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26419 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26421 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26424 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26426 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26429 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26430 to indicate if a message should be generated.
26431 (init_cumulative_args): Updated.
26432 (function_value_32): Likewise.
26434 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26436 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26438 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26441 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26442 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26444 2008-02-04 Diego Novillo <dnovillo@google.com>
26446 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26449 * tree-vrp.c (vrp_evaluate_conditional): With
26450 -Wtype-limits, emit a warning when comparing against a
26451 constant outside the natural range of OP0's type.
26453 2008-02-04 Richard Guenther <rguenther@suse.de>
26455 PR middle-end/33631
26456 * expr.c (count_type_elements): Give for unions instead of
26459 2008-02-04 Richard Guenther <rguenther@suse.de>
26461 PR middle-end/35043
26462 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26463 to TYPE_DOMAINs base type instead of using bitsizetype here.
26465 2008-02-03 Jason Merrill <jason@redhat.com>
26467 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26469 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26472 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26473 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26474 (RS/6000 and PowerPC Options): Fix typos and markup.
26475 * doc/passes.texi (Tree-SSA passes): Likewise.
26477 2008-02-02 Michael Matz <matz@suse.de>
26480 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26481 from record_last_reg_set_info.
26482 (record_last_reg_set_info): Take an RTX argument, iterate over all
26483 constituent hardregs.
26484 (record_last_set_info, record_opr_changes): Change calls to
26485 new signature or to record_last_reg_set_info_regno.
26487 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26489 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26491 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26493 PR rtl-optimization/34773
26494 * reg-notes.def (EQUAL): Mention significance of combination of
26495 REG_EQUAL and REG_RETVAL.
26496 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26497 insn that has a REG_RETVAL.
26499 2008-02-01 Roger Sayle <roger@eyesopen.com>
26502 * configure.ac (--enable-fixed-point): Disable unless explicitly
26504 * configure: Regenerate.
26506 2008-02-01 Richard Guenther <rguenther@suse.de>
26509 * invoke.texi (-finline-limit): Remove no longer true parts
26510 of the documentation. Note that there is no default value.
26512 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26513 Mark Mitchell <mark@codesourcery.com>
26514 Ben Elliston <bje@au.ibm.com>
26517 * doc/extend.texi (Other Builtins): Document.
26519 2008-01-31 Tom Browder <tom.browder@gmail.com>
26521 * doc/c-tree.texi (Types): Fix grammar.
26522 (Expression trees): Ditto.
26523 * doc/passes.texi (Tree-SSA passes): Ditto.
26525 * doc/configterms.texi (Configure Terms): Fix typo.
26526 * doc/cpp.texi (Common Predefined Macros): Ditto.
26527 * doc/md.texi (Machine Constraints): Ditto.
26529 * doc/makefile.texi (Makefile): Add comma.
26531 2008-01-31 Tom Browder <tom.browder@gmail.com>
26532 Gerald Pfeifer <gerald@pfeifer.com>
26534 * doc/sourcebuild.texi (Front End): Remove references to CVS
26535 and CVSROOT/modules.
26536 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26537 (Back End): Remove reference to CVS.
26539 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26542 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26544 (mips16_gp_pseudo_reg): ...here.
26545 * config/mips/mips.md (load_const_gp): Replace with...
26546 (load_const_gp_<mode>): ...this :P-based insn.
26548 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26550 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26551 options. Minor fixes.
26552 (-std): Move reference to standards closer to where language
26553 standards are first mentioned.
26555 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26557 PR rtl-optimization/34995
26558 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26559 parameter and return a bool. If the rtx parameter is nonnull,
26560 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26561 (find_reloads): Update call accordingly. Pass the new operand
26562 if it needed no address reloads, otherwise pass null.
26564 2008-01-30 Richard Henderson <rth@redhat.com>
26567 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26568 for unbounded arrays.
26570 2008-01-30 Silvius Rus <rus@google.com>
26572 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26574 2008-01-30 Jan Hubicka <jh@suse.cz>
26577 * i386.c (init_cumulative_args): Use real function declaration when
26580 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26582 PR rtl-optimization/34998
26583 * global.c (build_insn_chain): Treat non-subreg_lowpart
26584 SUBREGs of pseudos as clobbering all the words covered by the
26585 SUBREG, not just all the bytes.
26586 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26587 original df_ref rather than an extract parameter.
26588 (global_conflicts): Update call accordingly.
26590 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26592 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26593 the overflow check to make it easier to read.
26594 (__fixtfdi): Change the type of the ll member in union
26595 long_double to UDItype_x.
26597 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26599 PR middle-end/34969
26600 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26601 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26602 * tree-inline.c (fold_marked_statements): Call
26603 cgraph_update_edges_for_call_stmt if folding a call statement.
26604 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26605 debug_generic_stmt calls, reset it back afterwards.
26608 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26610 * c-typeck.c (build_external_ref): Don't pedwarn about
26611 static vars in current function's scope.
26613 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26615 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26617 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26620 * ipa-struct-reorg.c: Fix spelling.
26621 * params.def: Ditto.
26623 2008-01-29 Richard Guenther <rguenther@suse.de>
26625 PR middle-end/35006
26626 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26628 * tree-inline.c (remap_type): Increment remapping_type_depth
26629 around remapping types.
26630 (copy_body_r): Only add referenced variables if they are referenced
26631 from code, not types.
26633 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26644 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26645 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26647 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26650 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26651 pointer for tiny stack.
26653 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26655 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26657 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26659 * config/vx-common.h: Fix typo in comment.
26661 2008-01-28 Ian Lance Taylor <iant@google.com>
26665 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26666 coalesce pointers if they have different DECL_NO_TBAA_P values.
26667 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26668 between variables with different DECL_NO_TBAA_P values.
26670 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26673 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26674 are not legitimate small data references on SPE targets.
26676 2008-01-28 David Daney <ddaney@avtrex.com>
26678 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26680 2008-01-28 David Daney <ddaney@avtrex.com>
26682 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26684 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26686 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26687 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26688 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26689 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26690 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26691 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26692 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26693 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26695 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26697 * basic-block.h (condjump_equiv_p): Fix comment.
26699 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26701 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26702 print_generic_stmt_indented): Fix comment.
26704 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26706 * configure.ac (__stack_chk_fail): Add detecion for availability
26707 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26708 * configure: Regenerate.
26710 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26712 PR middle-end/34688
26713 * final.c (output_addr_const): Handle TRUNCATE.
26715 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26718 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26719 (zero_cost, infinite_cost): New constants.
26720 (struct cost_pair): Change type of cost to comp_cost.
26721 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26722 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26724 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26725 split_address_cost, ptr_difference_cost, difference_cost,
26726 get_computation_cost_at, get_computation_cost,
26727 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26728 determine_use_iv_cost_condition, determine_use_iv_costs,
26729 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26730 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26731 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26732 Change type of cost to comp_cost.
26733 (determine_iv_cost): Increase cost of non-original ivs, instead
26734 of decreasing the cost of original ones.
26735 (get_address_cost): Indicate the complexity of the addressing mode
26737 (try_add_cand_for): Prefer using ivs not specific to some object.
26738 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26740 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26741 Janis Johnson <janis187@us.ibm.com>
26744 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26745 (TARGET_INSTANTIATE_DECLS): Likewise.
26746 * target.h (expand_to_rtl_hook): New target hook.
26747 (instantiate_decls): Likewise.
26748 * function.c (instantiate_decl): Make non-static. Rename to...
26749 (instantiate_decl_rtl): ... this.
26750 (instantiate_expr): Use instantiate_decl_rtl.
26751 (instantiate_decls_1): Likewise.
26752 (instantiate_decls): Likewise.
26753 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26754 * function.h (instantiate_decl_rtl): Add prototype.
26755 * cfgexpand.c (target.h): New include.
26756 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26757 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26758 (TARGET_INSTANTIATE_DECLS): Likewise.
26759 (TARGET_INITIALIZER): New target hooks added.
26760 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26762 * config/rs6000/rs6000.c (tree-flow.h): New include.
26763 (machine_function): Add sdmode_stack_slot field.
26764 (rs6000_alloc_sdmode_stack_slot): New function.
26765 (rs6000_instantiate_decls): Likewise.
26766 (rs6000_secondary_memory_needed_rtx): Likewise.
26767 (rs6000_check_sdmode): Likewise.
26768 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26769 (TARGET_INSTANTIATE_DECLS): Likewise.
26770 (rs6000_hard_regno_mode_ok): Allow SDmode.
26771 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26772 (rs6000_emit_move): Handle SDmode.
26773 (function_arg_advance): Likewise.
26774 (function_arg): Likewise.
26775 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26776 SDmode var args for 32-bit compiles.
26777 (rs6000_secondary_reload_class): Handle SDmode.
26778 (rs6000_output_function_epilogue): Likewise.
26779 (rs6000_function_value): Simplify if statement.
26780 (rs6000_libcall_value): Likewise.
26781 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26782 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26783 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26784 (movsd_hardfloat): New define_insn.
26785 (movsd_softfloat): Likewise.
26786 (movsd_store): Likewise.
26787 (movsd_load): Likewise.
26788 (extendsddd2): Likewise.
26789 (extendsdtd2): Likewise.
26790 (truncddsd2): Likewise.
26791 (movdd_hardfloat64): Fixup comment.
26792 (UNSPEC_MOVSD_LOAD): New constant.
26793 (UNSPEC_MOVSD_STORE): Likewise.
26795 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26798 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26800 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26801 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26802 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26803 and TRUTH_XOR_EXPR.
26805 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26808 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26809 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26810 __LONGDOUBLE128 too.
26811 * config/rs6000/aix61.h: New file.
26813 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26815 PR rtl-optimization/34959
26816 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26817 popcount and parity rtxes the same mode as their operand.
26818 Truncate or extend the result to the return value's mode
26821 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26824 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26825 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26826 to GOT_VERSION_REGNUM.
26827 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26828 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26829 * config/mips/mips.c (mips_emit_call_insn): New function.
26830 (mips_call_tls_get_addr): Call mips_expand_call directly.
26831 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26833 (mips16_build_call_stub): Likewise. Return the call insn or null.
26834 (mips_expand_call): Update the call to mips16_build_call_stub
26835 accordingly and a remove redundant condition. Assert that MIPS16
26836 stubs do not use lazy binding. Use mips_emit_call_insn and return
26838 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26840 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26841 (mips_avoid_hazard): Remove hazard_set handling.
26842 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26843 (UNSPEC_RESTORE_GP): ...this.
26844 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26845 (FAKE_CALL_REGNO): Rename to...
26846 (GOT_VERSION_REGNUM): ...this.
26847 (type): Add "ghost" value. Add an associated insn reservation.
26848 (hazard_set): Remove.
26849 (exception_receiver): Rename to...
26850 (restore_gp): ...this and update the unspec identifier accordingly.
26851 (exception_receiver, nonlocal_got_receiver): New expanders.
26852 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26853 FAKE_CALL_REGNO. Remove hazard_set attribute.
26854 (set_got_version, update_got_version): New patterns.
26856 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26859 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26861 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26864 * doc/install.texi2html: Generate gcc-vers.texi.
26866 2008-01-25 DJ Delorie <dj@redhat.com>
26868 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26870 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26872 * config/c4x: Remove directory.
26873 * config.gcc (crx-*, mt-*): Mark obsolete.
26874 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26875 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26876 sh-*-rtemscoff*): Remove cases.
26877 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26878 * real.c (encode_c4x_single, decode_c4x_single,
26879 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26880 c4x_extended_format): Remove.
26881 * real.h (c4x_single_format, c4x_extended_format): Remove.
26882 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26884 (Pragmas): Remove comment about c4x pragmas.
26885 * doc/install.texi (c4x): Remove target-specific instructions.
26886 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26887 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26888 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26889 refer to C4x source files as examples.
26890 (C4X_FLOAT_FORMAT): Remove documentation.
26892 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26894 * config/bfin/bfin.c (override_options): Reorder tests so that
26895 flag_pic gets enabled for -msep-data.
26897 2008-01-25 Richard Guenther <rguenther@suse.de>
26899 PR middle-end/32244
26900 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26901 to its bitfield precision if required.
26903 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26905 PR middle-end/33880
26906 * tree-nested.c (walk_omp_for): New function.
26907 (convert_nonlocal_reference, convert_local_reference): Call
26908 walk_omp_for on OMP_FOR.
26909 (convert_call_expr): Call walk_body on OMP_FOR's
26910 OMP_FOR_PRE_INIT_BODY.
26912 2008-01-25 Richard Guenther <rguenther@suse.de>
26914 PR tree-optimization/34966
26915 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26916 default defs and PHI_NODEs we have to insert after the
26917 defining statement.
26919 2008-01-24 Nick Clifton <nickc@redhat.com>
26921 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26922 Provide a default definition.
26923 (LIBGCC2_UNITS_PER_WORD): Likewise.
26925 * config/stormy16/stormy16.c: Include df.h for the prototype
26926 for df_regs_ever_live_p.
26927 (xstormy16_expand_builtin_va_start): Convert the stack offset
26928 into a component_ref and then use POINTER_PLUS_EXPR to add it
26929 to the incoming_virtual_args_rtx.
26930 (xstormy16_gimplify_va_arg_expr): Rename to
26931 xstormy16_gimplify_va_arg_expr.
26932 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26933 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26934 xstormy16_gimplify_va_arg_expr.
26935 Fix up some formatting issues.
26937 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26938 Move to predicates.md.
26939 (xs_hi_general_operand): Likewise.
26940 (xs_hi_nonmemory_operand): Likewise.
26941 * config/stormy16/predicates.md:
26942 (xstormy16_carry_plus_operand): New predicate.
26943 (xs_hi_general_operand): New predicate.
26944 (xs_hi_nonmemory_operand): New predicate.
26945 * config/stormy16/stormy16-protos.h:
26946 (xstormy16_carry_plus_operand): Delete prototype.
26947 (xs_hi_general_operand): Likewise.
26948 (xs_hi_nonmemory_operand): Likewise.
26950 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26951 modifiers as they are no longer needed and they can trigger
26952 reload spill failures.
26954 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26955 with a match_operand in order to help reload.
26957 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26958 constraint with 'e' for the 8th alternative as this version of
26959 the mov.w instruction only accepts the lower 8 registers.
26961 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26964 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26965 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26968 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26970 PR middle-end/33333
26971 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26973 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26975 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26977 (remove_structure): Update allocations list before removing structure.
26979 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26981 * ipa-struct-reorg.c (is_safe_cond_expr,
26982 create_new_stmts_for_cond_expr): Use integer_zerop function,
26983 that recognize not only zero-pointer, but zero-integer too.
26985 2008-01-25 Ben Elliston <bje@au.ibm.com>
26988 * fixproto: Escape "." in sed expression that strips leading "./".
26990 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26993 * gcc.c (SWITCH_OK): Removed.
26994 (SWITCH_LIVE): Changed to bit.
26995 (SWITCH_FALSE): Likewise.
26996 (SWITCH_IGNORE): Likewise.
26997 (switchstr): Change live_cond to unsigned int.
26998 (process_command): Replace SWITCH_OK with 0.
26999 (do_self_spec): Likewise.
27000 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27001 (give_switch): Likewise.
27002 (used_arg): Likewise.
27003 (do_spec_1): Set the SWITCH_IGNORE bit.
27004 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27005 bits. Set the SWITCH_LIVE bit.
27007 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27009 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27011 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27013 PR tree-optimization/34472
27014 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27015 parameter to a "bool *" and set *DATA to false if there is
27016 an unsafe access. Do not delete the structure here.
27017 (check_cond_exprs): Delete it here instead.
27018 (check_cond_exprs, exclude_cold_structs): Do not increase
27019 I when removing a structure.
27021 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27024 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27025 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27027 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27029 PR middle-end/34934
27030 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27031 a fixed vector for stack.
27033 2008-01-24 Ben Elliston <bje@au.ibm.com>
27036 * doc/gcc.texi (Software development): Add a direntry for g++.
27038 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27040 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27041 stale and straggling -fforce-addr comments above.
27043 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27045 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27046 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27048 2008-01-23 Michael Matz <matz@suse.de>
27051 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27054 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27056 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27057 malloc result type.
27059 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27061 * config/avr/avr.c (avr_current_arch): New variable.
27062 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27063 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27064 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27065 (avr_override_options): Init 'avr_current_arch'.
27066 (base_arch_s): Move from here...
27067 * config/avr/avr.h (base_arch_s): ... here. Add new members
27068 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27069 'mega' to 'have_jmp_call'.
27070 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27071 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27073 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27075 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27076 MULTILIB_MATCHES): Ditto.
27078 2008-01-23 Richard Guenther <rguenther@suse.de>
27080 PR middle-end/31529
27081 * cgraphunit.c (cgraph_reset_node): Always mark the node
27082 not reachable if it is not queued already.
27084 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27086 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27087 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27088 (cputype_selected): New static variable.
27089 (bfin_handle_option): Set it if -mcpu is used.
27090 (override_option): Select default set of workarounds if no cpu type
27091 selected on the command line.
27092 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27094 From Michael Frysinger <michael.frysinger@analog.com>
27095 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27096 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27098 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27099 for bf547, bf523, bf524, and bf526.
27100 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27102 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27103 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27104 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27105 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27106 * doc/invoke.texi (Blackfin Options): Document that
27107 -mcpu now accept bf547, bf523, bf524, and bf526.
27109 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27111 PR rtl-optimization/34628
27112 * combine.c (try_combine): Stop and undo after the first combination
27113 if an autoincrement side-effect on the first insn has effectively
27116 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27119 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27120 Offset addresses are not valid for Altivec or paired float modes.
27122 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27125 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27126 if DECL_INITIAL (decl) is error_mark_node.
27129 * c-common.c (handle_vector_size_attribute): Only allow
27130 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27131 the same way as pointer, array etc. types.
27132 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27135 * tree.c (build_type_attribute_qual_variant): Call
27136 build_qualified_type if attributes are equal, but quals are not.
27138 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27141 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27142 * flags.h (warn_strict_aliasing): Remove.
27143 (warn_strict_overflow): Remove.
27144 * opts.c (warn_strict_aliasing): Remove.
27145 (warn_strict_overflow): Remove.
27146 * c-opts.c (c_common_handle_option): -Wall only sets
27147 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27148 (c_common_post_options): Give default values to -Wstrict-aliasing
27149 and -Wstrict-overflow if they are uninitialized.
27150 * common.opt (Wstrict-aliasing): Specify Var and Init.
27151 (Wstrict-overflow): Likewise.
27153 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27155 PR rtl-optimization/26854
27156 PR rtl-optimization/34400
27157 PR rtl-optimization/34884
27158 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27160 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27161 (df_rd_bb_info.expanded_lr_out): Deleted
27162 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27163 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27164 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27165 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27166 Removed code to allocate, initialize or free expanded_lr_out.
27167 (df_rd_bb_local_compute_process_def): Restructured to make more
27169 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27170 sets if the sets are being trimmed.
27172 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27175 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27176 (as_vers): Likewise.
27177 * configure: Regenerated.
27179 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27181 PR middle-end/33092
27182 * tree-pass.h (pass_build_alias): New pass.
27183 * tree-ssa-alias.c (gate_build_alias): New.
27184 (pass_build_alias): New.
27185 * passes.c (init_optimization_passes): Add pass_build_alias after
27186 pass_create_structure_vars.
27188 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27190 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27191 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27192 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27193 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27194 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27195 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27196 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27197 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27198 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27199 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27200 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27201 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27202 * config/s390/s390.md (FP_ALL): New mode iterator.
27203 (_d): New mode attribute.
27204 ("*signbit<mode>2>"): Changed mode of first operand.
27205 ("isinf<mode>2"): Changed mode of first operand.
27206 ("*TDC_insn"): Adaptation for DFP modes.
27208 2008-01-22 Ben Elliston <bje@au.ibm.com>
27210 * tree.c (check_qualified_type): Improve function description.
27212 2008-01-21 Jason Merrill <jason@redhat.com>
27215 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27216 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27219 2008-01-21 DJ Delorie <dj@redhat.com>
27221 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27224 2008-01-21 Richard Guenther <rguenther@suse.de>
27226 PR middle-end/34856
27227 * tree-cfg.c (verify_expr): Allow all invariant expressions
27228 instead of just constant class ones as reference argument.
27229 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27230 like any other constant.
27231 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27233 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27235 * regmove.c (fixup_match_1): Update call crossed frequencies.
27237 2008-01-21 Richard Guenther <rguenther@suse.de>
27240 * tree-inline.c (setup_one_parameter): Deal with mismatched
27241 types using a VIEW_CONVERT_EXPR.
27243 2008-01-21 Alon Dayan <alond@il.ibm.com>
27244 Olga Golovanevsky <olga@il.ibm.com>
27246 PR tree-optimization/34701
27247 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27248 when the structure size is not a power of 2.
27250 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27252 * doc/install.texi: Add doc for --enable-checking=df.
27254 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27256 PR rtl-optimization/34808
27257 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27259 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27261 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27264 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27266 PR rtl-optimization/26854
27267 PR rtl-optimization/34400
27268 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27270 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27271 (df_rd_bb_info.expanded_lr_out): New.
27272 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27273 * loop_iv.c (iv_analysis_loop_init): Ditto.
27274 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27275 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27276 Added code to allocate, initialize or free expanded_lr_out.
27277 (df_rd_bb_local_compute_process_def): Restructured to make
27278 more understandable.
27279 (df_rd_confluence_n): Add code to do nothing with fake edges and
27280 code to no apply invalidate_by_call sets if the sets are being trimmed.
27281 (df_lr_local_finalize): Renamed to df_lr_finalize.
27282 (df_live_local_finalize): Renamed to df_live_finalize.
27284 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27287 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27288 deciding whether to use reciprocal instructions.
27290 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27292 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27293 dwarf2out_note_section_used if cold_text_section is NULL.
27295 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27297 PR gcov-profile/34610
27298 * tree-cfg.c (make_edges): Mark both outgoing edges from
27299 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27300 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27301 from OMP_FOR and OMP_CONTINUE outgoing edges.
27303 * tree-profile.c (tree_profiling): Return early if
27304 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27306 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27307 from cfun to child_cfun.
27308 * function.h (struct function): Add after_tree_profile bit.
27310 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27312 * config/avr/avr.S (_exit): Disable interrupt.
27314 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27315 Steven Bosscher <stevenb.gcc@gmail.com>
27317 PR rtl-optimization/26854
27318 PR rtl-optimization/34400
27319 * df-problems.c (df_live_scratch): New scratch bitmap.
27320 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27321 (df_live_reset): Clear the proper bitmaps.
27322 (df_live_bb_local_compute): Only process the artificial defs once
27323 since the order is not important.
27324 (df_live_init): Init the df_live sets only with the variables
27325 found live by df_lr.
27326 (df_live_transfer_function): Use the df_lr sets to prune the
27327 df_live sets as they are being computed.
27328 (df_live_free): Free df_live_scratch.
27330 2008-01-18 Ian Lance Taylor <iant@google.com>
27332 * common.opt: Add fmerge-debug-strings.
27333 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27334 flag_merge_debug_strings rather than flag_merge_constants.
27335 * doc/invoke.texi (Option Summary): Mention
27336 -fmerge-debug-strings.
27337 (Debugging Options): Document -fmerge-debug-strings.
27339 2008-01-18 Ian Lance Taylor <iant@google.com>
27342 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27343 (struct tree_function_decl): Add new field operator_new_flag.
27344 * tree-inline.c (expand_call_inline): When inlining a call to
27345 operator new, force the return value to go into a variable, and
27346 set DECL_NO_TBAA_P on that variable.
27347 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27349 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27352 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27353 DWARF2_DEBUGGING_INFO.
27354 (dwarf2out_note_section_used): Ditto. Add prototype.
27355 (have_multiple_function_sections, text_section_used,
27356 cold_text_section_used, *cold_text_sections): Move declarations
27359 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27361 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27362 field and add signal_ra.
27363 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27364 assignments to frame state pc. Move end of stack check after
27365 MD_FALLBACK_FRAME_STATE_FOR.
27366 (uw_update_context_1): Use frame state signal_regs if set, instead
27367 of checking signal_frame flag.
27368 (uw_update_context): Use frame state signal_ra if set.
27369 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27370 * config/xtensa/linux-unwind.h: New file.
27372 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27374 * modulo-sched.c (get_sched_window): Fix comment typo.
27376 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27378 PR tree-optimization/34648
27379 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27381 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27383 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27384 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27386 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27388 PR rtl-optimization/34400
27389 * df-core.c (df_worklist_dataflow_overeager,
27390 df_worklist_dataflow_doublequeue): New functions.
27391 (df_worklist_dataflow): Two different worklist solvers.
27392 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27395 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27398 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27399 and ftree-parallelize-loops.
27401 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27403 PR rtl-optimization/34826
27404 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27406 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27408 * global.c (find_reg): Mark the eh regs as used if necessary.
27409 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27410 * ra.h (struct allocno): no_eh_reg field added. Changed
27411 no_stack_reg type to bitfield.
27413 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27415 * tree.c (substitute_in_expr): Add missing 'break'.
27417 2008-01-17 Richard Guenther <rguenther@suse.de>
27419 PR tree-optimization/34825
27420 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27421 x / x as division to handle.
27423 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27425 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27426 "-pthread" is specified.
27427 * pa-hpux11.h (LIB_SPEC): Likewise.
27429 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27430 Peter Bergner <bergner@vnet.ibm.com>
27432 PR rtl-optimization/33796
27433 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27435 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27437 PR libgfortran/34699
27438 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27440 * pa-hpux10.h (LINK_SPEC): Likewise.
27441 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27443 2008-01-16 Richard Guenther <rguenther@suse.de>
27445 PR middle-end/32628
27446 * fold-const.c (fold_convert_const_int_from_int): Do not
27447 set overflow if that occured only because of a sign extension
27448 change when converting from/to a sizetype with the same
27449 precision and signedness.
27451 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27454 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27455 location address to the correct place. Update copyright year.
27457 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27459 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27460 no dependences in the dependence_relations vector.
27462 2008-01-16 Jan Hubicka <jh@suse.cz>
27464 PR rtl-optimization/31396
27465 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27466 * cfg.c (dump_reg_info): Print it.
27467 * regs.h (struct reg_info_t): add freq_calls_crossed.
27468 (REG_FREQ_CALLS_CROSSED): New macro.
27469 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27470 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27471 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27472 regmove_optimize): Update call crossed frequencies.
27473 * local-alloc.c (struct qty): Add freq_calls_crossed.
27474 (alloc_qty): Copute freq_calls_crossed.
27475 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27476 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27477 * ra.h (struct allocno): Add freq_calls_crossed.
27479 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27481 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27482 libgomp when compiling with ftree-parallelize-loops.
27483 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27485 2008-01-16 Richard Guenther <rguenther@suse.de>
27487 PR tree-optimization/34769
27488 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27489 * tree.c (int_cst_value): Instead make this function more
27490 permissive in what it accepts as valid input. Document this
27491 function always sign-extends the value.
27493 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27494 Richard Guenther <rguenther@suse.de>
27497 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27498 (gimple_fold_indirect_ref_rhs): ... this.
27499 (gimple_fold_indirect_ref): New function with foldings
27500 that preserve lvalueness.
27501 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27502 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27503 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27504 to fold an INDIRECT_REF, fall back to the old use of
27505 fold_indirect_ref_1.
27507 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27509 * tree-data-ref.c (subscript_dependence_tester_1): Call
27510 free_conflict_function.
27511 (compute_self_dependence): Same.
27513 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27516 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27517 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27519 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27520 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27521 for DWARF2_UNWIND_INFO targets.
27523 2008-01-16 Richard Guenther <rguenther@suse.de>
27526 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27527 type qualifiers for function types.
27529 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27531 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27532 loop_iterator li from previous commit.
27534 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27536 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27538 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27540 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27541 (parallelize_loops): Don't parallelize irreducible components.
27543 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27546 * c-opts (c_common_post_options): Do not enable CPP
27547 flag_pedantic_errors by default.
27549 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27551 PR rtl-optimization/31944
27552 * cse.c (remove_pseudo_from_table): New function.
27553 (merge_equiv_classes): Use above function to remove pseudo-registers.
27554 (invalidate): Likewise.
27556 2008-01-13 Richard Guenther <rguenther@suse.de>
27558 PR middle-end/34601
27559 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27560 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27562 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27564 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27565 validate_change to unshare the source of the PC set.
27567 2008-01-12 Jan Hubicka <jh@suse.cz>
27569 PR middle-end/32135
27570 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27571 references above array bounds. This might trigger bounds checks for
27572 pointers to arrays.
27574 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27576 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27577 new_replaceable_dependencies.
27579 2008-01-12 Doug Kwan <dougkwan@google.com>
27581 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27582 instead of OPT_Wreturn_type in warning due to ignored return type
27584 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27585 options included in -Wextra.
27586 * c.opt: New option -Wignored_qualifiers.
27587 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27588 -Wignore_qualifiers.
27589 (-Wignored-qualifiers): Document.
27590 (-Wreturn-type): Remove description of functionality now handled
27591 by -Wignored-qualifiers.
27593 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27596 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27597 NOP_EXPR if it is between integral types with the same precision.
27599 2008-01-12 Jan Hubicka <jh@suse.cz>
27602 * invoke.texi (max-inline-recursive-depth): Fix default value.
27604 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27606 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27609 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27611 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27613 2008-01-11 James E. Wilson <wilson@specifix.com>
27616 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27618 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27620 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27621 save/restore frame pointer register and don't use 'call-prologues'
27622 optimization in function with "OS_task" attribute.
27624 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27626 PR middle-end/31309
27627 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27628 when copying to memory.
27630 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27632 PR rtl-optimization/30905
27633 * cfgcleanup.c: Include dce.h
27634 (crossjumps_occured): New global variable.
27635 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27636 If something changed, set crossjumps_occured to true.
27637 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27638 Don't add/remove fake edges to exit here...
27639 (cleanup_cfg): ...but do it here, when crossjumping.
27640 Run a fast DCE when successful crossjumps occured in the latest
27641 iteration of try_optimize_cfg.
27643 2008-01-11 Richard Guenther <rguenther@suse.de>
27645 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27646 (struct vn_unary_op_s): Likewise.
27647 (vn_reference_insert): Free old reference on hash collision.
27649 2008-01-10 Raksit Ashok <raksit@google.com>
27651 PR rtl-optimization/27971
27652 * combine.c (find_split_point): Split PLUS expressions which are
27653 inside a MEM rtx, and whose first operand is complex.
27655 2008-01-10 DJ Delorie <dj@redhat.com>
27657 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27658 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27659 (m32c_hard_regno_ok): Call the underlying function.
27661 2008-01-10 Richard Guenther <rguenther@suse.de>
27663 PR middle-end/34683
27664 * tree-cfg.c (tree_merge_blocks): Do not go through the
27665 full-blown folding and stmt updating path if we just deal
27666 with virtual operands.
27667 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27668 test for abnormal SSA_NAMEs.
27670 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27672 PR middle-end/34641
27673 * reload.c (push_reload): Add assertions. All constants from
27674 reg_equiv_constant should have been used for replacing the respective
27676 (find_reloads_address): Invoke find_reloads_address_part for
27677 constant taken from the reg_equiv_constant array.
27679 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27681 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27682 field (valnum) the first in the struct. Replace bools with
27685 2008-01-10 Richard Guenther <rguenther@suse.de>
27687 PR tree-optimization/34651
27688 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27689 types and ordering for masking and converting.
27691 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27693 PR tree-optimization/34017
27694 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27695 also for PHI_NODE expressions.
27697 2008-01-09 Jan Hubicka <jh@suse.cz>
27699 PR tree-optimization/34708
27700 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27701 based on number of case labels.
27702 (init_inline_once): Remove switch_cost.
27703 * tree-inline.h (eni_weights_d): Remove switch_cost.
27705 2008-01-09 Richard Guenther <rguenther@suse.de>
27706 Andrew Pinski <andrew_pinski@playstation.sony.com>
27708 PR middle-end/30132
27709 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27710 temporary if an rvalue is ok or an lvalue is not required.
27712 2008-01-09 Richard Guenther <rguenther@suse.de>
27714 PR middle-end/34458
27715 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27716 adjust return type.
27718 2008-01-09 Richard Guenther <rguenther@suse.de>
27720 PR middle-end/34679
27721 * tree.c (host_integerp): Check for sizetype only if the
27722 type is an integer type.
27724 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27727 * opts.c (decode_options): Disable inlining of functions called
27728 once if not in unit-at-a-time mode.
27730 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27732 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27734 2008-01-08 Richard Guenther <rguenther@suse.de>
27736 PR middle-end/31863
27737 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27738 out early if the result will be unused.
27740 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27745 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27746 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27749 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27751 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27752 for vectorization tuned.
27754 2008-01-08 Richard Guenther <rguenther@suse.de>
27756 PR tree-optimization/34683
27757 * tree-ssa-operands.c (operand_build_cmp): Export.
27758 * tree-ssa-operands.h (operand_build_cmp): Declare.
27759 * tree-vn.c (vuses_compare): Remove.
27760 (sort_vuses): Use operand_build_cmp.
27761 (sort_vuses_heap): Likewise.
27762 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27763 to re-use old VEC if available. Do not sort already sorted VUSEs.
27764 (vdefs_to_vec): Do not sort already sorted VDEFs.
27766 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27768 PR middle-end/34694
27769 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27771 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27774 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27775 limitations of reciprocal sequences on x86 targets.
27777 2008-01-08 Richard Guenther <rguenther@suse.de>
27779 PR tree-optimization/34683
27780 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27782 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27785 * config/darwin.c (darwin_mergeable_string_section): Don't use
27786 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27788 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27791 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27792 negxf2. Macroize expander using X87MODEF mode iterator. Change
27793 predicates of op0 and op1 to register_operand.
27794 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27795 expander using X87MODEF mode iterator. Change predicates of
27796 op0 and op1 to register_operand.
27797 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27798 corresponding patterns and macroize using MODEF macro. Change
27799 predicates of op0 and op1 to register_operand and remove
27800 "m" constraint. Disparage "r" alternative with "!".
27801 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27802 macroize using X87MODEF macro. Change predicates of op0 and op1
27803 to register_operand and remove "m" constraint. Disparage "r"
27804 alternative with "!".
27805 (absneg splitter with memory operands): Remove.
27806 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27807 patterns and macroize using X87MODEF mode iterator.
27808 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27809 Change predicate of op1 to register_operand.
27810 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27811 for memory operands.
27813 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27815 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27817 2008-01-07 Richard Guenther <rguenther@suse.de>
27819 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27822 2008-01-07 Richard Guenther <rguenther@suse.de>
27824 PR tree-optimization/34683
27825 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27826 VOPs of the needed size to save memory. Use VEC_quick_push
27827 to save compile-time.
27828 (vdefs_to_vec): Likewise.
27830 2008-01-07 Sa Liu <saliu@de.ibm.com>
27832 * config/spu/spu.md (divdf3): Genetate inline code for double
27833 division. The implementation doesn't handle INF or NAN, therefore it
27834 only applies when -ffinite-math-only is given.
27836 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27839 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27840 * doc/cpp.texi ([Common Predefined Macros]): Document.
27842 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27844 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27845 order to use commutative addition instead of subtraction.
27847 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27848 Mircea Namolaru <namolaru@il.ibm.com>
27849 Vladimir Yanovsky <yanov@il.ibm.com>
27850 Revital Eres <eres@il.ibm.com>
27852 PR tree-optimization/34263
27853 * tree-outof-ssa.c (process_single_block_loop_latch,
27854 contains_tree_r): New functions.
27855 (analyze_edges_for_bb): Call process_single_block_loop_latch
27856 function to empty single-basic-block latch block if possible.
27858 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27860 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27862 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27864 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27866 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27868 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27870 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27872 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27874 PR tree-optimization/34618
27875 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27878 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27881 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27882 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27883 Update copyright year.
27885 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27886 Update copyright year.
27887 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27890 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27892 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27893 edge does not point to current bb before changing need_assert.
27895 2008-01-04 Richard Guenther <rguenther@suse.de>
27897 PR middle-end/34029
27898 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27899 for verifying purposes if they are is_gimple_min_invariant.
27901 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27903 PR tree-optimization/34448
27904 PR tree-optimization/34465
27905 * gimplify.c (gimplify_init_constructor): Add new parameter
27906 notify_temp_creation. Use it.
27907 (gimplify_modify_expr_rhs): Take volatiles into account when
27908 optimizing constructors.
27909 Do not optimize constructors if gimplify_init_constructor will dump to
27911 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27912 * gcc.c-torture/compile/pr34448.c: New.
27914 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27916 PR gcov-profile/34609
27917 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27918 return_slot if result is TREE_ADDRESSABLE.
27920 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27922 * config/mips/mips.md (sqrt_condition): Tweak comment.
27923 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27925 2008-01-03 Tom Tromey <tromey@redhat.com>
27928 * c-common.c (c_type_hash): Handle VLAs.
27930 2008-01-03 Jan Hubicka <jh@suse.cz>
27932 PR tree-optimization/31081
27933 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27934 0 when inlining and not inlining to first basic block.
27935 (remap_decl): When var is initialized to 0, don't set default_def.
27936 (expand_call_inline): Set entry_bb.
27937 * tree-inline.h (copy_body_data): Add entry_bb.
27939 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27942 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27945 PR tree-optimization/29484
27946 * tree-inline.c (inline_forbidden_p_2): New function.
27947 (inline_forbidden_p): Disallow inlining if some static var
27948 has an address of a local LABEL_DECL in its initializer.
27949 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27952 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27954 PR tree-optimization/34635
27955 * tree-data-ref.c (add_other_self_distances): Make sure that the
27956 evolution step is constant.
27958 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27960 PR middle-end/34608
27961 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27963 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27965 * tree-sra.c (scalarize_init): Insert the generate_element_init
27966 statements after the generate_element_zero statements.
27968 2008-01-02 Richard Guenther <rguenther@suse.de>
27970 PR middle-end/34093
27971 PR middle-end/31976
27972 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27973 for very large number of operands instead of ICEing.
27975 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27978 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27979 while stack probing.
27981 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27983 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27986 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27988 PR libmudflap/26442
27989 * tree-mudflap.c (mx_register_decls): Guard warning by
27990 !DECL_ARTIFICIAL check.
27992 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27994 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27995 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27996 sse5_perm<mode>): Fix constraints.