1 2008-12-10 Ben Elliston <bje@au.ibm.com>
3 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
5 2008-12-09 Jan Hubicka <jh@suse.cz>
7 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
9 2008-12-09 Jakub Jelinek <jakub@redhat.com>
11 PR tree-optimization/35468
12 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
15 2008-12-09 Richard Guenther <rguenther@suse.de>
17 PR tree-optimization/38445
18 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
20 (emit_alias_warning): Adjust.
22 2008-12-09 Andrew Haley <aph@redhat.com>
24 * fixed-value.c (do_fixed_add): Add comment.
25 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
26 * builtins.c (fold_builtin_sqrt): Likewise.
28 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
31 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
33 * calls.c (nitialize_argument_information): Add fntype argument
34 and use it for calls.promote_function_args.
35 (expand_call): Pass fntype to aggregate_value_p if no fndecl
36 available and pass additional fntype to
37 initialize_argument_information.
38 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
39 to get function abi type.
40 (init_cumulative_args): Use for abi kind detection fntype, when no
43 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
45 * config/s390/s390.md (movti, movdi_64, movdi_31,
46 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
47 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
49 (Integer->BLKmode splitter): Removed.
51 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
53 * config/alpha/alpha.c (alpha_set_memflags): Process memory
54 references in full insn sequence.
56 2008-12-09 Jason Merrill <jason@redhat.com>
59 * gimplify.c (gimplify_init_constructor): Don't write out a static
60 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
63 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
66 Fix testsuite/gfortran.dg/graphite/id-3.f90.
67 * graphite.c (scopdet_basic_block_info): Fix bug that found some
68 regions more than once.
69 * testsuite/gfortran.dg/graphite/id-3.f90: New.
70 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
72 2008-12-09 Ben Elliston <bje@au.ibm.com>
74 * emutls.c (__emutls_get_address): Prototype.
75 (__emutls_register_common): Likewise.
77 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
79 2008-12-09 Ben Elliston <bje@au.ibm.com>
81 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
83 2008-12-08 Steve Ellcey <sje@cup.hp.com>
85 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
86 (nonlocal_goto_receiver): New instruction.
88 2008-12-08 Jakub Jelinek <jakub@redhat.com>
91 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
94 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
95 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
97 2008-12-08 Richard Henderson <rth@redhat.com>
100 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
101 (SET_TYPE_MODE): New.
102 * c-decl.c (parser_xref_tag): Use it.
103 (finish_enum): Likewise.
104 * tree.c (build_pointer_type_for_mode): Likewise.
105 (build_reference_type_for_mode, build_index_type): Likewise.
106 (build_range_type, make_vector_type): Likewise.
107 (build_common_tree_nodes_2): Likewise.
108 * stor-layout.c (compute_record_mode): Likewise.
109 (finalize_type_size, layout_type, make_fract_type): Likewise.
110 (make_accum_type, initialize_sizetypes): Likewise.
111 (vector_type_mode): New.
112 * function.c (allocate_struct_function): Call
113 invoke_set_current_function_hook before querying anything else.
115 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
117 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
119 * alias.c (find_base_term): Synch LO_SUM handling with what
120 find_base_value does.
122 2008-12-08 Andrew Haley <aph@redhat.com>
123 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
125 * gimple.h (gimple_build_try): Fix declaration.
127 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
128 * fixed-value.c (do_fixed_add): Likewise.
129 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
131 2008-12-08 Jakub Jelinek <jakub@redhat.com>
134 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
135 on parallel and task contexts.
137 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
139 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
141 2008-12-07 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/38405
144 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
145 not sign-extend truth values.
147 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
149 * tree-sra.c (scalarize_use): Create another temporary with the proper
150 type for signed types in the use_all && !is_output bitfield case.
152 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
154 PR rtl-optimization/36365
155 * df-core.c (df_worklist_dataflow_overeager): Remove.
156 (df_worklist_dataflow): Don't call it, use double-queue only.
157 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
159 2008-12-06 Jakub Jelinek <jakub@redhat.com>
162 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
163 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
165 2008-12-07 Ben Elliston <bje@au.ibm.com>
167 * gthr-single.h (__gthread_once): Adjust prototype to match all
168 other gthreads models.
170 2008-12-06 Jakub Jelinek <jakub@redhat.com>
172 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
173 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
176 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
177 operands to mult_type if it isn't narrower than op0's type.
179 2008-12-06 Jan Hubicka <jh@suse.cz>
180 Jakub Jelinek <jakub@redhat.com>
182 PR tree-optimization/38074
183 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
185 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
186 in both dirrection for first match heuristics.
187 (tree_bb_level_predictions): Disable noreturn heuristic when there
188 is no returning path.
190 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
192 PR rtl-optimization/38272
193 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
196 2008-12-05 Jakub Jelinek <jakub@redhat.com>
199 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
200 (pp_c_expression): Likewise.
202 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
205 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
207 2008-12-05 Jakub Jelinek <jakub@redhat.com>
210 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
211 arguments to HOST_WIDE_INT. If type has different signedness
212 than unsignedp or different precision from bitsize, create
213 the right type for BIT_FIELD_REF and cast to type.
214 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
217 2008-03-05 Richard Guenther <rguenther@suse.de>
219 * fold-const.c (fold_truthop): Remove code generating
220 BIT_FIELD_REFs of structure bases.
221 (fold_binary): Likewise.
222 (make_bit_field_ref): Remove.
223 (optimize_bit_field_compare): Remove.
224 (all_ones_mask_p): Remove.
226 2008-12-05 Jakub Jelinek <jakub@redhat.com>
228 * tree-sra.c (sra_explode_bitfield_assignment): Always
229 call unsigned_type_for, if the precision is higher than
230 needed, call build_nonstandard_integer_type.
233 * function.c (assign_parm_find_stack_rtl): If promoted_mode
234 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
238 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
239 only if internal_arg_pointer is a non-virtual pseudo.
241 2008-12-05 Joseph Myers <joseph@codesourcery.com>
243 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
244 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
245 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
247 2008-12-05 Jakub Jelinek <jakub@redhat.com>
249 PR tree-optimization/37716
250 * gimplify.c (gimplify_expr): Allow COND_EXPR if
251 gimplify_ctxp->allow_rhs_cond_expr.
253 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
255 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
256 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
258 (alpha_emit_conditional_branch): Do not generate direct branch
259 for UNORDERED comparisons.
261 2008-12-05 Andreas Schwab <schwab@suse.de>
263 * config/rs6000/linux-unwind.h (frob_update_context): Check for
266 2008-12-05 Jakub Jelinek <jakub@redhat.com>
269 * fold-const.c (fold_checksum_tree): Change buf type to union
272 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
275 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
277 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
279 2008-12-05 Ben Elliston <bje@au.ibm.com>
281 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
283 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
285 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
286 Gary Funck <gary@intrepid.com>
288 * cse.c (lookup_as_function): Delete mode frobbing code.
289 (equiv_constant): Re-implement it there for SUBREGs.
291 2008-12-04 Richard Guenther <rguenther@suse.de>
294 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
295 (tree-ssa-structalias.o): Remove errors.h dependency.
296 (tree-ssa-reassoc.o): Likewise.
297 * tree-ssa-reassoc.c: Do not include errors.h.
298 * tree-ssa-alias-warnings.c: Remove.
299 * tree-ssa-alias.c (compute_may_aliases): Remove call to
300 strict_aliasing_warning_backend.
301 * tree-ssa-structalias.c (emit_pointer_definition): New function.
302 (emit_alias_warning): Likewise.
303 (set_uids_in_ptset): Warn for clear cases of type-punning.
304 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
307 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
309 * cse.c (equiv_constant): Fix pasto.
311 2008-12-04 Nick Clifton <nickc@redhat.com>
313 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
314 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
315 formatting of quotes.
317 2008-12-04 Jakub Jelinek <jakub@redhat.com>
320 * fold-const.c (fold_checksum_tree): Allow modification of
323 2008-12-03 Jakub Jelinek <jakub@redhat.com>
326 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
327 have the right number of arguments.
329 2008-12-03 Richard Guenther <rguenther@suse.de>
332 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
335 2008-12-03 Tomas Bily <tbily@suse.cz>
338 * tree-loop-distribution.c (build_size_arg): New function.
339 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
340 Reorganized generating of stmts.
341 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
342 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
343 Indicate if analysis succeed.
344 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
345 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
346 Uses new definition of dr_analyze_innermost.
348 2008-12-03 Ben Elliston <bje@au.ibm.com>
350 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
352 2008-12-03 Jakub Jelinek <jakub@redhat.com>
354 PR tree-optimization/37716
355 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
356 all the needed operations as trees and gimplify_assign it to dst.
359 * configure.ac (gcc_cv_readelf): Look for readelf.
360 (gcc_cv_as_cfi_advance_working): Check for working
361 cfi advances with code alignment factor > 1.
362 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
364 * configure: Regenerated.
366 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
367 Jakub Jelinek <jakub@redhat.com>
368 Andrew Pinski <andrew_pinski@playstation.sony.com>
370 PR rtl-optimization/38281
371 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
372 set it to NULL_RTX afterwards.
374 * emit-rtl.c (set_insn_deleted): Fix formatting.
376 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
378 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
380 * config/mips/mips.md (IMOVE32): New mode iterator.
381 (movsi): Generalize with IMOVE32.
382 (*movsi_internal): Likewise.
383 (*mov<mode>_mips16): Likewise.
386 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
387 Maxim Kuvyrkov <maxim@codesourcery.com>
389 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
390 PC-relative addressing when compiling for uclinux PIC.
391 (__cmpdf_internal, __cmpsf_internal): Hide.
392 (__cmpdf, __cmpsf): Use PIC call sequence.
394 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
395 Jack Howarth <howarth@bromo.med.uc.edu>
397 * config/i386/t-darwin64: Add m32 multilib support.
399 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
401 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
403 2008-12-02 Jakub Jelinek <jakub@redhat.com>
406 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
407 before using it in POINTER_PLUS_EXPR.
409 2008-12-02 Richard Guenther <rguenther@suse.de>
411 PR tree-optimization/38359
412 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
415 2008-12-02 Martin Jambor <mjambor@suse.cz>
418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
420 (forward_propagate_addr_into_variable_array_index): Check that the
421 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
422 than the gimple code directly.
424 2008-12-02 Ben Elliston <bje@au.ibm.com>
426 * config/spu/float_disf.c (__floatdisf): Prototype.
427 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
428 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
429 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
431 2008-12-02 DJ Delorie <dj@redhat.com>
433 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
434 (DWARF_CIE_DATA_ALIGNMENT): Define.
436 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
437 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
438 (xstormy16_expand_prologue): Likewise.
439 (xstormy16_expand_builtin_va_start): Likewise.
440 (xstormy16_gimplify_va_arg_expr): Likewise.
442 2008-12-02 Jakub Jelinek <jakub@redhat.com>
445 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
446 potentially returned from folding memcpy.
447 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
448 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
450 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
453 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
454 decoration of function RTL names here on Ada language.
456 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
458 PR rtl-optimization/38280
459 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
460 ira_rebuild_regno_allocno_list): New functions.
461 (regno_allocnos): New static variable.
462 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
463 Call ira_rebuild_regno_allocno_list.
465 2008-12-01 David Daney <ddaney@caviumnetworks.com>
466 Adam Nemet <anemet@caviumnetworks.com>
468 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
469 LINUX_DRIVER_SELF_SPECS.
471 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
473 PR rtl-optimization/37514
474 * reload1.c (reload_as_needed): Invalidate reg_last_reload
477 2008-12-01 Jakub Jelinek <jakub@redhat.com>
480 * c-omp.c (c_finish_omp_for): Only transform pointer
481 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
483 PR rtl-optimization/38245
484 * tree-vrp.c (abs_extent_range): New function.
485 (extract_range_from_binary_expr): Compute range
486 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
487 or includes zero or if vr1 is VR_RANGE and op0 has some
490 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
493 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
494 case by calculating ~(new_reg & val) instead of (~new_reg & val).
495 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
496 to (not:I48MODE (and:I48MODE (...))).
497 (sync_old_nand<mode>): Ditto.
498 (sync_new_nand<mode>): Ditto.
500 2008-12-01 Nick Clifton <nickc@redhat.com>
502 * config/stormy16/stormy16.md (CARRY_REG): New constant.
503 Replace uses of the "y" register class with direct references to
504 the CARRY_REG register.
505 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
506 register with clobbers of the carry register.
507 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
508 (xstormy16_split_cbranch): Remove redundant carry parameter.
509 (xstormy16_expand_arith): Likewise.
510 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
511 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
512 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
513 (CARRY_REGNUM): Define.
514 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
516 (xstormy16_expand_arith): Likewise.
518 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
520 * config/score/score.h (IRA_COVER_CLASSES): Define.
522 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
525 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
526 (divsi3_sp32): Add new alternative with 'K' for operand #2.
527 (cmp_sdiv_cc_set): Factor common string.
528 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
530 (cmp_udiv_cc_set): Factor common string.
532 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
535 * varasm.c (emutls_finish): Fix common registration.
537 2008-11-29 Jakub Jelinek <jakub@redhat.com>
540 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
542 2008-11-29 David Edelsohn <edelsohn@gnu.org>
544 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
545 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
546 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
547 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
548 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
549 Ignore sub-word case for now.
550 (sync_nand<mode>_internal): Represent NAND in RTL.
551 (sync_old_nand<mode): Same.
552 (sync_old_name<mode>_internal): Same.
553 (sync_new_nand<mode>): Same.
554 (sync_new_nand<mode>_internal): Same.
555 (sync_boolcshort_internal): Expect NAND.
557 2008-11-28 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/37955
560 PR tree-optimization/37742
561 * tree-vect-transform.c (vectorizable_store): Remove assert for
563 (vectorizable_load): Likewise.
565 2008-11-27 Richard Guenther <rguenther@suse.de>
567 * tree-ssa-structalias.c (intra_create_variable_infos): Make
568 a constraint for the static chain parameter.
570 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
572 * config/bfin/bfin.opt (micplb): New option.
573 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
574 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
575 ENABLE_WA_INDIRECT_CALLS): New macros.
576 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
578 (indirect_call_p): New function.
579 (workaround_speculation): Handle anomaly 05-00-0426 when
580 ENABLE_WA_INDIRECT_CALLS is true.
581 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
582 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
583 * doc/invoke.texi (Blackfin Options): Document -micplb.
585 2008-11-26 DJ Delorie <dj@redhat.com>
587 * config/m32c/mov.md ("extendhipsi2"): New.
589 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
591 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
592 * config/m32c/mov.md (zero_extendqihi2): Likewise.
594 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
596 * config/mips/mips.md (clear_hazard): Rename to
597 clear_hazard_<mode>. Use mode-specific addition.
598 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
599 or gen_clear_hazard_di depending on the size of Pmode.
601 2008-11-26 DJ Delorie <dj@redhat.com>
603 * configure.ac: Test m32c-elf-gas for .loc.
604 * configure: Likewise.
606 2008-11-26 Janis Johnson <janis187@us.ibm.com>
609 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
612 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/sync.md (memory_barrier_nosse): Disable also for
615 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
616 (memory_barrier): Do not generate memory_barrier_nosse instruction
618 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
620 2008-11-26 Fredrik Unger <fred@tree.se>
622 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
623 function name from __floatundisf.
624 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
627 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
628 Richard Guenther <rguenther@suse.de>
630 PR tree-optimization/37869
631 * tree-ssa-structalias.c (struct constraint_graph): Remove
632 pt_used and number_incoming members.
633 (build_pred_graph): Do not allocate them.
634 (condense_visit): Do not use them.
635 (label_visit): Likewise.
636 (free_var_substitution_info): Do not free them.
638 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
640 * doc/invoke.texi (ira-max-loops-num): Change semantics.
642 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
644 * ira-color.c (allocno_spill_priority): New function.
645 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
646 Print more info about the spilled allocno.
647 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
650 * ira-build.c (loop_node_to_be_removed_p): Remove.
651 (loop_compare_func, mark_loops_for_removal): New functions.
652 (remove_uneccesary_loop_nodes_from_loop_t): Use member
654 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
656 * ira.c (ira): Don't change flag_ira_algorithm.
658 * params.def (ira-max-loops-num): Change the value.
660 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
662 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
663 Disable unsupported alternative for ColdFire,
664 add new alternative that ColdFire can handle.
666 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
668 * regrename.c (merge_overlapping_regs): Add registers artificially
669 defined at the top of the basic block to the set of live ones just
670 before the first insn.
672 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
673 Joey Ye <joey.ye@intel.com>
676 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
677 false if we need to align the outgoing stack.
678 (ix86_update_stack_boundary): Check parm_stack_boundary.
680 2008-11-25 Richard Guenther <rguenther@suse.de>
684 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
685 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
686 in favor of dereferenced_ptrs.
687 (init_alias_info): Adjust.
688 (delete_alias_info): Likewise.
689 (compute_flow_insensitive_aliasing): Properly
690 include all aliased variables.
691 (update_alias_info_1): Use dereferenced_ptrs.
692 (setup_pointers_and_addressables): Likewise.
693 (get_smt_for): Honor ref-all pointers and pointers with known alias
695 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
697 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
701 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
703 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
705 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
707 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
709 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
711 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
714 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
715 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
717 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
720 UNSPECV_CMPXCHG_[12].
721 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
722 UNSPECV_CMPXCHG_[12].
725 * config/i386/sync.md (memory_barrier): New expander.
727 2008-11-24 Jakub Jelinek <jakub@redhat.com>
730 * dse.c (find_shift_sequence): Optimize extraction from a constant.
732 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
734 * pa.c (function_arg): Revert 2008-10-26 change.
736 2008-11-23 Helge Deller <deller@gmx.de>
738 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
739 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
740 succeeded and lws_ret is not equal to oldval.
742 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
744 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
746 2008-11-22 Andreas Schwab <schwab@suse.de>
748 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
751 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
753 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
754 Use constant 1 as the operand.
755 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
756 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
757 gen_rdhwr_synci_step_di depending on the size of Pmode.
759 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md (SWI248): New mode iterator.
763 (SWI32): Remove mode iterator.
764 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
765 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
766 iterator. Generate popcnt mnemonic without mode extensions
767 for Darwin x86 targets.
768 (*popcount<mode>2_cmp): Ditto.
769 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
770 extensions for Darwin x86 targets.
772 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
774 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
775 only if HAVE_AS_SPARC_UA_PCREL is defined.
777 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
779 * ira-costs.c (find_allocno_class_costs): Work out the maximum
780 allocno_costs value of the classees with the lowest total_costs
781 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
782 (setup_allocno_cover_class_and_costs): ...rather than here.
783 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
786 2008-11-22 Jakub Jelinek <jakub@redhat.com>
789 * builtins.c (expand_builtin_apply_args): Emit sequence before
790 parm_birth_insn instead of after entry_of_function's first insn.
793 * function.c (assign_parm_remove_parallels): Pass
794 data->passed_type as third argument to emit_group_store.
797 * final.c (mark_symbol_refs_as_used): New function.
798 * output.h (mark_symbol_refs_as_used): New prototype.
799 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
800 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
801 * config/arm/arm.md (consttable_4): Likewise.
804 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
806 2008-11-21 Jakub Jelinek <jakub@redhat.com>
809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
810 propagate x = &a into *x = b if conversion from b to a's type is
813 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
815 * caller-save.c (insert_one_insn): Take into account REG_INC notes
816 for the liveness computation of the new insn.
818 2008-11-21 DJ Delorie <dj@redhat.com>
820 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
821 Moves to/from below100 space (W) can only use r0-r7.
823 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
826 * doc/invoke.texi (Optimization Options): Fix typo.
828 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
829 Xuepeng Guo <xuepeng.guo@intel.com>
831 * config.gcc (extra_headers): For x86 and x86-64, remove
832 gmmintrin.h, add immintrin.h and avxintrin.h.
834 * config/i386/gmmintrin.h: Renamed to ...
835 * config/i386/avxintrin.h: This. Issue an error if
836 _IMMINTRIN_H_INCLUDED is undedined.
838 * config/i386/immintrin.h: New.
840 2008-11-21 Jakub Jelinek <jakub@redhat.com>
843 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
844 mode of PLUS, not mode of the eliminated register.
846 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
849 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
850 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
851 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
852 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
853 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
854 (*nand<mode>3): Rename to *andnot<mode>3.
855 (*nandtf3): rename to *andnottf3.
856 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
857 Use CODE_FOR_mmx_andnotv2si3.
858 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
859 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
860 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
861 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
862 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
864 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
867 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
868 case by calculating ~(new_reg & val) instead of (~new_reg & val).
869 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
870 to (not:IMODE (and:IMODE (...))).
871 (sync_old_nand<mode>): Ditto.
872 (sync_new_nand<mode>): Ditto.
874 2008-11-20 Joseph Myers <joseph@codesourcery.com>
876 * config/arm/thumb2.md (thumb2_casesi_internal,
877 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
879 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
881 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
882 nand to the changed 4.4 semantic.
884 2008-11-20 Jakub Jelinek <jakub@redhat.com>
887 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
888 (fold_builtin_memory_op): Handle even the case where just one
889 of src and dest is an address of a var decl component, using
890 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
891 and readonly_data_expr src check.
892 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
895 PR rtl-optimization/36998
896 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
897 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
898 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
899 stack_adjust_offset callers.
900 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
902 (compute_barrier_args_size): Handle insns in annulled branches
905 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
908 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
909 Handle cases when integer argument crosses argument register boundary.
911 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
914 * config.gcc (i[34567]86-*-solaris2*): Don't include
915 i386/t-crtstuff here.
916 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
917 * config/i386/t-sol2: Move to libgcc/config/i386.
919 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
922 * tlink.c: Include "libiberty.h".
923 (initial_cwd): Change type into char *.
924 (tlink_init): Call getpwd instead of getcwd.
926 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
928 PR rtl-optimization/32283
929 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
930 of the induction variable to decide whether it may wrap.
931 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
932 initialization of the bound before the loop.
933 * simplify-rtx.c (simplify_binary_operation_1): Add two
934 simplifications regarding AND.
935 (simplify_plus_minus): Only fail if no simplification is possible.
936 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
938 2008-11-20 Jakub Jelinek <jakub@redhat.com>
941 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
942 checking until GIMPLE lowering.
943 * gimple-low.c (check_call_args): New function.
944 (lower_stmt) <case GIMPLE_CALL>: Call it.
946 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
948 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
949 with the same type as the first operand of the AND expression.
951 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
954 * ira-int.h (struct ira_loop_tree_node): New member
955 entered_from_non_parent_p.
957 * ira-color.c (print_loop_title): Print loop bbs.
959 * ira-emit.c (entered_from_non_parent_p,
960 setup_entered_from_non_parent_p): New functions.
961 (not_modified_p): Rename to store_can_be_removed_p. Check there
963 (generate_edge_moves): Use store_can_be_removed_p instead of
965 (ira_emit): Call setup_entered_from_non_parent_p.
967 * ira-build.c (copy_info_to_removed_store_destinations):
968 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
969 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
970 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
971 update all accumulated attributes.
973 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
976 * ira-int.h (ira_copy_allocno_live_range_list,
977 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
978 ira_finish_allocno_live_range_list): New prototypes.
979 (ira_allocno_live_ranges_intersect_p,
980 ira_pseudo_live_ranges_intersect_p): Remove.
982 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
983 ira_pseudo_live_ranges_intersect_p): Rename to
984 allocnos_have_intersected_live_ranges_p and
985 pseudos_have_intersected_live_ranges_p. Move them from here to ...
987 * ira-color.c: ... here
988 (coalesced_allocno_conflict_p): Use
989 allocnos_have_intersected_live_ranges_p.
990 (coalesced_allocnos_living_at_program_points,
991 coalesced_allocnos_live_at_points_p,
992 set_coalesced_allocnos_live_points): Remove.
993 (slot_coalesced_allocnos_live_ranges,
994 slot_coalesced_allocno_live_ranges_intersect_p,
995 setup_slot_coalesced_allocno_live_ranges): New.
996 (coalesce_spill_slots): Use ranges of coalesced allocnos.
997 (ira_sort_regnos_for_alter_reg): Use
998 allocnos_have_intersected_live_ranges_p.
999 (ira_reuse_stack_slot): Use
1000 pseudos_have_intersected_live_ranges_p.
1002 * global.c (pseudo_for_reload_consideration_p): Check
1003 flag_ira_share_spill_slots too.
1005 * ira-build.c (copy_allocno_live_range_list): Rename to
1006 ira_copy_allocno_live_range_list. Make it external.
1007 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1009 (ira_allocno_live_ranges_intersect_p): New.
1010 (ira_finish_allocno_live_range_list): New.
1011 (finish_allocno): Use it.
1012 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1013 (copy_info_to_removed_store_destinations): Ditto. Use
1014 ira_copy_allocno_live_range_list.
1015 (ira_flattening): Use ira_merge_allocno_live_ranges.
1017 * ira.c (too_high_register_pressure_p): New function.
1018 (ira): Switch off sharing spill slots if the pressure is too high.
1020 2008-11-19 Richard Guenther <rguenther@suse.de>
1022 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1023 non-sizetype offsets if their precision matches that of the pointer.
1024 * expr.c (expand_expr_real_1): Always sign-extend the offset
1025 operand of a POINTER_PLUS_EXPR.
1027 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1029 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1030 (mips-sgi-irix[56]*): No need to use fixproto.
1032 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1033 Paul Brook <paul@codesourcery.com>
1035 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1038 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1040 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1042 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1045 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1046 (separate_decls_in_region): Create shared struct even when there
1047 are only reductions.
1049 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1051 * config/picochip/picochip.c (headers): Remove an unnecessary
1054 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1057 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1058 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1060 * config/m68k/m68k.md: Adjust all conditional branches that use the
1061 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1063 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1066 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1067 is a register or zero operand in the correct mode before generating
1068 mtch1 insn or a register operand in the correct mode before generating
1070 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1072 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1074 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1075 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1076 mipsisa*-*-elf*. Handle mipsisa64r2*.
1077 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1078 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1080 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1081 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1083 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1084 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1085 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1088 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1091 * config/i386/i386.md (allocate_stack_worker_32,
1092 allocate_stack_worker_64): Don't use match_dup between input and
1094 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1095 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1097 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1099 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1100 is forced when trying to do a symbol link for it.
1102 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1104 * expmed.c (extract_bit_field_1): Also use a temporary and
1105 convert_extracted_bit_field when the conversion from ext_mode to
1106 the target mode requires explicit truncation.
1108 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1110 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1112 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1113 registers when not optimizing.
1115 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1117 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1118 and its associated define_split. Expose the all-d alternative
1119 to the register allocator, but mark it with "?". Mark the first
1120 alternative with "*?*?".
1121 (*mul_sub_si): Likewise.
1122 (*mul_acc_si_r3900): New pattern.
1124 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1128 propagating x = &a into *x = b, add a cast if not useless
1129 type conversion or don't optimize if another stmt would be
1132 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1135 * optabs.c (expand_sync_operation): Properly handle NAND case
1136 by calculating ~(t1 & val) instead of (~t1 & val).
1137 * builtins.c (expand_builtin_sync_operation): Warn for changed
1138 semantics in NAND builtins.
1139 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1141 * doc/invoke.texi (Warning options): Add Wsync-nand.
1142 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1143 __sync_fetch_and_nand builtin operation in the example. Add a note
1144 about changed semantics in GCC 4.4.
1145 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1146 operation in the example. Add a note about changed semantics in
1149 2008-11-16 Jan Hubicka <jh@suse.cz>
1151 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1154 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1156 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1159 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1162 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1163 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1165 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1166 rather than call_really_used_regs when handling $gp.
1168 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1171 * config/mips/mips.c (machine_function): Update the comment
1172 above global_pointer.
1173 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1174 that a function doesn't need a global pointer.
1175 (mips_current_loadgp_style): Update accordingly.
1176 (mips_restore_gp): Likewise.
1177 (mips_output_cplocal): Likewise.
1178 (mips_expand_prologue): Likewise.
1180 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1182 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1183 parameter. Use DImode for computing the number of registers.
1184 (function_arg): Adjust for above change.
1185 (function_value): Likewise.
1187 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1189 PR tree-optimization/37950
1190 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1191 not computed for the current function.
1193 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1196 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1197 gpr and other COMPONENT_REFs.
1199 2008-11-15 Richard Guenther <rguenther@suse.de>
1201 PR tree-optimization/38051
1202 * tree-ssa-alias.c (update_alias_info_1): Manually find
1205 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1207 * doc/invoke.texi (-mfix-r10000): Document.
1208 * config/mips/mips.opt (mfix-r10000): New option.
1209 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1210 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1211 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1212 (MIPS_SYNC_OP): Likewise.
1213 (MIPS_SYNC_OP_12): Likewise.
1214 (MIPS_SYNC_OLD_OP_12): Likewise.
1215 (MIPS_SYNC_NEW_OP_12): Likewise.
1216 (MIPS_SYNC_OLD_OP): Likewise.
1217 (MIPS_SYNC_NAND): Likewise.
1218 (MIPS_SYNC_OLD_NAND): Likewise.
1219 (MIPS_SYNC_EXCHANGE): Likewise.
1220 (MIPS_SYNC_EXCHANGE_12): Likewise.
1221 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1223 (MIPS_SYNC_NEW_NAND): Likewise.
1224 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1225 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1226 (mips_output_sync_loop): New function.
1227 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1228 Make -mfix-r10000 require branch-likely instructions.
1229 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1230 mips_output_sync_loop.
1231 (compare_and_swap_12): Likewise.
1232 (sync_add<mode>): Likewise.
1233 (sync_<optab>_12): Likewise.
1234 (sync_old_<optab>_12): Likewise.
1235 (sync_new_<optab>_12): Likewise.
1236 (sync_nand_12): Likewise.
1237 (sync_old_nand_12): Likewise.
1238 (sync_new_nand_12): Likewise.
1239 (sync_sub<mode>): Likewise.
1240 (sync_old_add<mode>): Likewise.
1241 (sync_old_sub<mode>): Likewise.
1242 (sync_new_add<mode>): Likewise.
1243 (sync_new_sub<mode>): Likewise.
1244 (sync_<optab><mode>): Likewise.
1245 (sync_old_<optab><mode>): Likewise.
1246 (sync_new_<optab><mode>): Likewise.
1247 (sync_nand<mode>): Likewise.
1248 (sync_old_nand<mode>): Likewise.
1249 (sync_new_nand<mode>): Likewise.
1250 (sync_lock_test_and_set<mode>): Likewise.
1251 (test_and_set_12): Likewise.
1253 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1255 * gcc.c (cc1_options): Fix comment.
1257 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1260 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1261 argtype instead of result_type.
1263 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1265 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1266 subloop_next/next and subloops/childen fields.
1268 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1270 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1271 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1272 (LOCAL_INCLUDE_DIR): Undefine.
1273 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1275 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1277 PR rtl-optimization/37397
1278 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1279 (ALLOCNO_BAD_SPILL_P): New macro.
1281 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1283 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1284 (create_cap_allocno, propagate_allocno_info,
1285 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1286 (update_bad_spill_attribute): New function.
1287 (ira_build): Call it.
1289 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1291 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1293 PR tree-optimization/38104
1294 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1295 before calling mark_symbols_for_renaming, not after it.
1297 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1299 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1300 (OVERRIDE_OPTIONS): Likewise.
1302 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1303 Andrew Stubbs <ams@codesourcery.com>
1304 Gunnar Von Boehn <gunnar@genesi-usa.com>
1307 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1308 the shorter LEA insn over ADD.L where possible.
1310 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1312 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1313 systems, which are assumend to always provide SSP-support in glibc.
1314 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1316 * configure: Regenerate.
1318 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1321 * function.c (gimplify_parameters): For callee copies parameters,
1322 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1324 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1327 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1328 x86 parts into the `i[34567]86-*-linux*' and parts that are
1329 independent of the processor architecture into the `*-*-linux*' cases.
1330 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1331 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1332 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1333 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1334 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1335 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1336 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1338 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1340 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1341 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1342 (ls2_idiv): Likewise idiv3.
1343 (ls2_prefetch): New reservation.
1344 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1345 * config/mips/mips.md (type): Add imul3nc and idiv3.
1346 (length): Handle idiv3.
1347 (any_mod): New code_iterator.
1348 (u): Handle MOD and UMOD.
1349 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1350 (prefetch): Handle TARGET_LOONGSON_2EF.
1352 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1355 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1356 (prune_unused_types_walk): Call it for non-perennial local classes.
1357 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1358 entry, just set it to 2 and recurse on children, don't walk attributes
1361 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1363 * c-common.c (warn_about_parentheses): Add missing whitespace
1366 2008-11-13 Paul Brook <paul@codesourcery.com>
1368 * doc/invoke.texi: Document --fix-cortex-m3.
1369 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1370 Cortex-M3 cpu is selected.
1371 (output_move_double): Avoid overlapping base register and first
1372 destination register when fix_cm3_ldrd.
1373 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1375 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1378 * gimple.h (gimple_range_check_failed): Remove prototype.
1379 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1381 (gimple_range_check_failed): Removed.
1383 2008-11-13 Andrew Haley <aph@redhat.com>
1386 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1389 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1393 2007-05-07 Mike Stump <mrs@apple.com>
1394 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1395 also checks for and while statements in C++.
1397 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1400 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1401 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1402 - which clones are reachable - as "abstract and needed".
1403 * cgraph.c (cgraph_release_function_body): If a node is
1404 "abstract and needed", do not release its DECL_INITIAL() content
1405 that will be needed to emit debug info.
1407 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1410 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1411 to set HAVE_GETIPINFO.
1412 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1413 * configure: Regenerate.
1414 * config.in: Regenerate.
1416 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1419 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1421 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1424 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1425 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1427 2008-11-12 Jason Merrill <jason@redhat.com>
1430 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1433 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1435 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1436 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1438 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1439 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1441 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1443 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1444 packed-stack special handling.
1445 (FRAME_ADDR_RTX): Add definition.
1447 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1450 * fold-const.c (native_encode_string): New function.
1451 (native_encode_expr): Use it for STRING_CST.
1453 2008-11-12 DJ Delorie <dj@redhat.com>
1455 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1456 insns if the intermediate value will be used later.
1458 2008-11-12 Andreas Schwab <schwab@suse.de>
1460 * config/m68k/m68k.c (print_operand): Mask off extra extension
1461 bits when writing out the representation of real values.
1463 2008-11-12 Ira Rosen <irar@il.ibm.com>
1465 PR tree-optimization/38079
1466 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1469 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1472 * c-pretty-print.c (pp_c_complex_expr): New function.
1473 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1476 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1477 than INNER and INNER is a constant, forcibly align INNER as much
1480 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1482 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1484 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1486 PR rtl-optimization/37363
1487 * simplify-rtx.c (simplify_plus_minus): Don't create
1488 (const (minus ...)) expresisons.
1490 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1492 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1495 2008-11-10 Catherine Moore <clm@codesourcery.com>
1497 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1499 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1500 (BASE_DRIVER_SELF_SPECS): Remove.
1501 (DRIVER_SELF_SPECS): New definition.
1502 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1503 BASE_DRIVER_SELF_SPECS.
1504 * config/mips/sde.h: Likewise.
1505 * config/mips/iris6.h: Likewise.
1506 * config/mips/vr.h: Likewise.
1507 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1509 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1511 PR rtl-optimizations/37948
1512 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1513 (ira_create_copy, ira_add_allocno_copy): New parameter.
1515 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1516 to ira_add_allocno_copy.
1517 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1518 parameter to process_regs_for_copy.
1519 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1520 Fix typo in passing second allocno to ira_add_allocno_copy.
1522 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1523 coalesced allocnos list.
1524 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1526 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1527 (add_ira_allocno_to_ordered_bucket): Rename to
1528 add_allocno_to_ordered_bucket.
1529 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1530 head of coalesced allocnos list.
1531 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1532 Check that it is aready calculated.
1533 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1534 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1536 (coalesce_allocnos): Do extended coalescing too.
1538 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1539 parameter to ira_add_allocno_copy.
1541 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1543 (print_copy): Print copy origination too.
1545 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1548 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1550 PR rtl-optimization/37514
1551 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1552 flag_ira_share_spill_slots to 2 if it's already non-zero.
1553 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1554 flag_ira_share_spill_slots is 2.
1556 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1558 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1559 (prologue_enter_32): Set FB to SP - 4.
1561 2008-11-10 DJ Delorie <dj@redhat.com>
1563 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1564 constraint for single-bit-clear in lower byte of HI constant, vs
1565 Imb which just ignores the upper byte.
1566 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1567 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1568 (iorhi3_16): Check for single bit set, not single bit clear.
1570 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1572 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1574 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1576 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1578 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1579 values living in memory and use more precise alignment information.
1581 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1584 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1585 after __mf_check call if the call must end a bb.
1587 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1591 * combine.c (force_to_mode): Do not process vector types.
1593 * rtlanal.c (nonzero_bits1): Do not process vector types.
1594 (num_sign_bit_copies1): Likewise.
1596 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1598 * config/i386/gnu.h: Add copyright and licensing header.
1599 * config/gnu.h: Likewise.
1601 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1603 * fwprop.c (fwprop_done): Call df_remove_problem.
1605 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1608 * tree-scalar-evolution.c (instantiate_scev_1): Return
1609 chrec_dont_know for VL_EXP_CLASS_P.
1611 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1613 * reg-stack.c (reg_to_stack): Add missing braces in memset
1616 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1618 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1619 (NO_PROFILE_COUNTERS): New define.
1621 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1624 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1626 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1629 * config/sparc/constraints.md (D): New.
1630 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1631 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1633 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1634 Use the 'D' constraint in addition to 'F' in some alternatives.
1635 (DF splitter): Generalize for V64mode.
1636 * doc/md.texi (SPARC): Document the 'D' constraint.
1638 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1640 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1642 2008-11-06 Ben Elliston <bje@au.ibm.com>
1644 * gcc.c: Remove ancient comment about a bug in Sun cc.
1646 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1648 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1650 2008-11-06 Ben Elliston <bje@au.ibm.com>
1652 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1654 2008-11-06 Ben Elliston <bje@au.ibm.com>
1656 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1659 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1662 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1665 2008-11-05 Martin Jambor <mjambor@suse.cz>
1668 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1669 pointer arithmetics into array_ref if the array is accessed
1670 through an indirect_ref.
1672 2008-11-05 Richard Guenther <rguenther@suse.de>
1675 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1676 qualified pointer conversion before stripping qualifiers.
1677 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1678 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1679 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1682 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1683 properly canonicalize binary ops.
1684 (forward_propagate_addr_expr_1): Use
1685 may_propagate_address_into_dereference.
1687 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1690 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1691 Initialize uninitialized input registers with a NaN.
1693 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1697 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1699 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1703 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1704 exits and conditions.
1705 * testsuite/gcc.dg/graphite/pr37943.c: New.
1707 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1708 Andrew Pinski <andrew_pinski@playstation.sony.com>
1711 * c-common.c (warn_for_sign_compare): For complex result_type
1712 use component's type.
1714 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1716 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1718 * print-tree.c (print_node): Don't print DECL_INITIAL
1722 * c-common.c (parse_optimize_options): Save and restore
1723 flag_strict_aliasing around decode_options call.
1725 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1728 (host_detect_local_cpu): Use it instead of casted strings to
1729 compare vendor signatures.
1731 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1734 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1735 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1737 2008-11-03 Catherine Moore <clm@codesourcery.com>
1739 * config/mips.c (mips_conditional_register_usage): Handle the
1740 DSP control register.
1741 * doc/extend.texi: Document the DSP control register.
1743 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1744 Jakub Jelinek <jakub@redhat.com>
1746 * omp-low.c (expand_omp_for_generic): If iter_type has different
1747 precision than type and type is a pointer type, cast n1 and n2
1748 first to an integer type with the same precision as pointers
1749 and only afterwards to iter_type.
1751 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1753 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1754 (UNSPEC_GOTSYM_OFF): New unspec.
1755 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1756 (pic_add_dot_plus_eight): Likewise.
1757 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1758 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1759 UNSPEC_PIC_BASE operands.
1760 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1761 (arm_output_addr_const_extra): Handle it.
1763 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1765 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1766 integer class to full integer class if the offset is not word-aligned.
1768 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1771 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1773 (doloop_optimize): Update call to doloop_modify.
1775 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1777 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1779 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1782 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1783 gcc_cv_as_cfi_directive.
1784 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1785 merging read-only and read-write sections or assembler emits
1786 read-write .eh_frame sections.
1787 * configure: Regenerate.
1789 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1792 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1794 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1796 (rs6000_emit_prologue): Invert logic.
1797 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1798 (reg:P 11) instead of match_operand.
1799 (*save_fpregs_<mode>): Likewise.
1800 (*restore_gpregs_<mode>): Likewise.
1801 (*return_and_restore_gpregs_<mode>): Likewise.
1802 (*return_and_restore_fpregs_<mode>): Likewise.
1803 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1804 (reg:P 11) insted of match_operand.
1805 (*restore_gpregs_spe): Likewise.
1806 (*return_and_restore_gpregs_spe): Likewise.
1808 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1810 PR tree-optimization/37684
1811 * gcc.dg/graphite/pr37684.c: New.
1812 * graphite.c (exclude_component_ref): New.
1813 (is_simple_operand): Call exclude_component_ref.
1815 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1817 PR tree-optimization/36908
1818 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1819 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1820 (number_of_rw_in_partition): New.
1821 (partition_contains_all_rw): New.
1822 (ldist_gen): Do not distribute when one of the partitions
1823 contains all the memory operations.
1825 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1827 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1828 EDGE_IRREDUCIBLE_LOOP.
1830 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1832 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1833 where we have one entry point in the loop which isn't the head.
1835 2008-11-03 Richard Guenther <rguenther@suse.de>
1838 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1840 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1843 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1844 for ipa and simple ipa passes.
1846 2008-11-02 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/37542
1849 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1850 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1851 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1852 (vn_nary_op_insert_stmt): Likewise.
1853 (visit_use): Likewise.
1855 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1857 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1859 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1860 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1861 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1862 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1863 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1864 peephole2's): Replace unspec with rotate.
1865 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1867 2008-11-02 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/37991
1870 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1871 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1872 (set_ssa_val_to): Print if the value changed.
1873 (simplify_binary_expression): Strip useless conversions.
1875 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1878 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1881 2008-11-01 Richard Guenther <rguenther@suse.de>
1884 * builtins.c (fold_builtin_strspn): Return a size_t.
1885 (fold_builtin_strcspn): Likewise.
1887 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1889 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1890 attribute for struct return convention.
1892 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1894 * config/rs6000/crtsavres.asm: Really, really delete.
1896 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1898 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1900 (rs6000_emit_prologue): Invert logic.
1901 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1902 (reg:P 11) instead of match_operand.
1903 (*save_fpregs_<mode>): Likewise.
1904 (*restore_gpregs_<mode>): Likewise.
1905 (*return_and_restore_gpregs_<mode>): Likewise.
1906 (*return_and_restore_fpregs_<mode>): Likewise.
1907 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1908 (reg:P 11) insted of match_operand.
1909 (*restore_gpregs_spe): Likewise.
1910 (*return_and_restore_gpregs_spe): Likewise.
1912 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1914 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1915 list of word switches that take args.
1917 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1919 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1920 (s390_output_pool_entry): Call it through for_each_rtx.
1923 * expr.c (store_constructor): For vectors, if target is a MEM, use
1924 target's MEM_ALIAS_SET instead of elttype alias set.
1926 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1929 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1932 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1935 * config/rs6000/predicates.md (word_offset_memref_operand):
1936 Restructure code and look inside auto-inc/dec addresses.
1938 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1941 * libgcov.c ( __gcov_indirect_call_profiler): Check
1942 TARGET_VTABLE_USES_DESCRIPTORS.
1944 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1946 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1947 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1948 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1949 offset if eliminating soft frame pointer.
1950 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1951 (stack_protect_test_si): Add initial machine description
1952 for Stack Smashing Protector
1954 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1957 * c-common.c (min_precision): Move to...
1958 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1959 * tree.h (tree_int_cst_min_precision): Declare.
1960 * c-common.h (min_precision): Delete declaration.
1961 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1962 multiplication of non-negative integer constants.
1963 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1964 tree_int_cst_min_precision.
1965 (finish_enum): Likewise.
1967 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1970 * convert.c (convert_to_real): Do not optimize conversions of
1971 binary arithmetic operations between binary and decimal
1972 floating-point types. Consider mode of target type in determining
1973 decimal type for arithmetic. Unless
1974 flag_unsafe_math_optimizations, do not optimize binary conversions
1975 where this may change rounding behavior.
1976 * real.c (real_can_shorten_arithmetic): New.
1977 * real.h (real_can_shorten_arithmetic): Declare.
1979 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1981 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1982 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1983 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1985 (must_save_p): For some workarounds, interrupts need to clobber a
1987 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1988 and LC1 for WA_05000257.
1989 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1990 WA_05000283 and WA_05000315.
1991 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1992 (movbi): Add alternative to set CC to 1; improve code for setting
1994 (dummy_load): New pattern.
1996 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1999 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2000 BLKmode for non-memory, convert using a wider MODE_INT mode
2004 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2005 that haven't been removed yet.
2007 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2009 * config/bfin/bfin.c (struct machine_function): New member
2010 has_loopreg_clobber.
2011 (bfin_expand_movmem): Set it when generating memcpy insns.
2012 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2013 expand_epilogue_reg_restore): If we have hardware loops,
2014 memcpy insns (indicated by has_loopreg_clobber) or function
2015 calls, we need to save the loop registers.
2017 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/i386/i386.c (core2_cost): Fix typos in comments.
2021 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2024 * combine.c (make_compound_operation): Don't call make_extraction with
2025 non-positive length.
2026 (simplify_shift_const_1): Canonicalize count even if complement_p.
2028 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2030 * convert.c (strip_float_extensions): Do not remove or introduce
2031 conversions between binary and decimal floating-point types.
2033 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2036 * fold-const.c (distribute_bit_expr): Convert common, left and
2037 right arguments to type.
2039 2008-10-28 Nick Clifton <nickc@redhat.com>
2041 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2042 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2043 call_really_used_regs array rather than the call_used_regs array.
2044 (mn10300_get_live_callee_saved_regs, expand_prologue,
2045 expand_epilogue, output_tst): Likewise.
2047 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2050 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2051 (df_get_entry_block_def_set): Neither here.
2052 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2054 PR tree-optimization/37879
2055 * predict.c (tree_estimate_probability): Check if last_stmt is
2056 non-NULL before dereferencing it.
2058 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2060 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2061 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2062 (ira_fast_allocation): Remove the prototype.
2064 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2065 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2066 (color_pass): Modify the updated costs.
2067 (ira_color): Rename to color. Make it static.
2068 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2069 (ira_color): New function.
2071 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2074 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2076 (set_allocno_live, clear_allocno_live, mark_ref_live,
2077 mark_ref_dead): Invalidate corresponding element of
2078 allocno_saved_at_call.
2079 (process_bb_node_lives): Increment last_call_num. Setup
2080 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2081 allocno was already saved.
2082 (ira_create_allocno_live_ranges): Initiate last_call_num and
2083 allocno_saved_at_call.
2085 * ira-build.c (ira_create_allocno): Initiate
2086 ALLOCNO_UPDATED_COVER_CLASS_COST.
2087 (create_cap_allocno, propagate_allocno_info,
2088 remove_unnecessary_allocnos): Remove setting updated costs.
2089 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2091 * ira.c (ira): Don't call ira_fast_allocation.
2093 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2096 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2099 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2101 * ira-int.h (ira_hard_regno_cover_class): New.
2103 * ira-lives.c (mark_reg_live, mark_reg_dead,
2104 process_bb_node_lives): Use ira_hard_regno_cover_class.
2106 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2107 (setup_hard_regno_cover_class): New function.
2108 (ira_init): Call setup_hard_regno_cover_class.
2110 * ira-costs.c (cost_class_nums): Add comment.
2111 (find_allocno_class_costs): Initiate cost_class_nums.
2112 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2114 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2117 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2118 Rename to copy_info_to_removed_store_destinations. Propagate
2119 conflict hard regs and register stack attribute.
2121 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2124 * pa.c (function_arg_padding): Pad complex and vector types
2125 upward in 64-bit runtime.
2126 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2128 2008-10-26 Matthias Klose <doko@ubuntu.com>
2130 * doc/install.texi: Document requirements on antlr.
2132 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2134 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2137 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2140 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2141 is defined, use it to modify the constant offset.
2143 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2145 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2146 and short arguments to the correct location as mandated by the ABI.
2148 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2150 PR rtl-optimization/37769
2151 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2153 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2155 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2156 unwind-dw2-Os-4-200.o.
2158 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2160 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2161 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2163 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2165 PR tree-optimization/36038
2166 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2167 add sizetype IV with initial value zero instead of pointer type.
2169 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2172 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2173 around bit operation.
2174 * profile.c (is_edge_inconsistent): Likewise.
2175 * fold-const.c (truth_value_p): Move from here...
2176 * tree.h (truth_value_p): ... to here.
2177 * c-tree.h (c_expr): Update description of original_code.
2178 * c-typeck.c (parser_build_unary_op): Set original_code.
2179 (parser_build_binary_op): Update call to warn_about_parentheses.
2180 * c-common.c (warn_about_parentheses): Take two additional
2181 arguments of the operands. Use a switch. Quote operators
2182 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2183 Add warning about !x | y and !x & y.
2184 * c-common.h (warn_about_parentheses): Update declaration.
2186 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2188 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2189 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2190 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2192 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2193 (check-%): For test targets listed in lang_checks_parallelized
2194 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2195 run the testing in multiple make goals, possibly parallel, and
2196 afterwards run dg-extract-results.sh to merge the sum and log files.
2198 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2200 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2201 (mips_move_to_gpr_cost): Likewise.
2202 (mips_move_from_gpr_cost): Likewise.
2203 (mips_register_move_cost): Make more fine-grained.
2205 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2207 * graphite.c (graphite_apply_transformations): Check for
2208 -fgraphite-identity.
2209 * toplev.c (process_options): Add graphite_identity.
2210 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2212 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2214 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2215 mulhisihl and mulhisihh builtins.
2217 From Jie Zhang <jie.zhang@analog.com>
2218 * config/bfin/bfin.md (composev2hi): Put operands into vector
2221 2008-10-22 Chao-ying Fu <fu@mips.com>
2223 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2225 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2227 From Mike Frysinger <michael.frysinger@analog.com>
2228 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2229 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2230 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2231 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2232 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2233 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2234 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2235 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2236 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2237 __ADSPBF51x__ for all of them.
2238 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2239 -mcpu bf512, bf514, bf516, and bf518.
2240 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2241 bf512-none, bf514-none, bf516-none, and bf518-none.
2242 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2243 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2244 * doc/invoke.texi (Blackfin Options): Document that
2245 -mcpu now accepts bf512, bf514, bf516, and bf518.
2247 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2250 * fold-const.c (build_range_type): For 1 .. signed_max
2251 range call build_nonstandard_inter_type if signed_type_for
2252 returned a type with bigger precision.
2254 2008-10-22 Richard Guenther <rguenther@suse.de>
2256 * tree.def (COMPLEX_TYPE): Constrain element type.
2257 * tree.c (build_complex_type): Assert that.
2258 * tree-ssa-structalias.c (could_have_pointers): Complex types
2259 cannot have pointers.
2261 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2264 * c-typeck.c (convert_for_assignment): Do not give declaration's
2265 location for builtins. Spell out which type was expected and which
2268 2008-10-22 Nick Clifton <nickc@redhat.com>
2270 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2271 the fdpic register to be a target when running in fdpic mode.
2273 2008-10-22 Rafael Espindola <espindola@google.com>
2275 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2276 newly created statements.
2278 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2281 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2282 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2283 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2285 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2288 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2289 Adjust -mcmodel=medium description for 2005-07-31 changes.
2291 2008-10-22 Jan Hubicka <jh@suse.cz>
2292 Jakub Jelinek <jakub@redhat.com>
2295 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2297 2008-10-21 Richard Henderson <rth@redhat.com>
2300 * emit-rtl.c (get_spill_slot_decl): Export.
2301 * emit-rtl.h (get_spill_slot_decl): Declare.
2302 * var-tracking.c (vt_add_function_parameters): Relax assertion
2303 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2305 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2307 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2308 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2311 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2314 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2315 processed by get_maxval_strlen.
2317 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2320 * tree.c (get_file_function_name): Copy first_global_object_name.
2321 Centralize call to clean_symbol_name.
2323 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2325 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2326 * config/svr4.h (SVR4_ASM_SPEC): New.
2327 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2328 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2330 * doc/invoke.texi (Option Summary): Add -T to linker options.
2331 (Link Options): Document -T.
2333 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2335 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2338 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2341 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2343 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2345 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2348 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2350 * doc/install.texi: Fix typos in previous patch.
2352 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2354 * doc/install.texi: Document in-tree building of gcc and mpfr.
2356 2008-10-19 Richard Guenther <rguenther@suse.de>
2358 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2360 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2363 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2364 (build_enumerator): Convert enumerators that fit in integer to
2367 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/i386.md (unnamed peephole2): Do not force memory
2370 operands of arith or logical instructions into registers for
2371 non-TARGET_READ_MODIFY targets.
2373 (ffs_cmove): Change operand 0 predicate to register_operand.
2374 Change operand 1 predicate to nonimmediate_operand.
2376 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2378 2008-10-18 Richard Guenther <rguenther@suse.de>
2380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2381 VIEW_CONVERT_EXPR case against invalid gimple.
2383 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2385 * c-parser.c (c_parser_binary_expression): Silence the
2386 uninitialized variable warning emitted for binary_loc.
2388 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2390 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2393 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2396 * c-typeck.c (build_unary_op): Use omit_one_operand for
2397 IMAGPART_EXPR of real argument.
2399 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2401 PR tree-optimization/37664
2402 * fold-const.c (fold_binary): When optimizing comparison with
2403 highest or lowest type's value, don't consider TREE_OVERFLOW.
2405 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2408 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2409 * coverage.c: Include tm_p.h.
2410 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2411 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2412 dollar signs from PREFIX.
2413 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2414 instead of manual strip_name_encoding.
2416 2008-10-16 Richard Guenther <rguenther@suse.de>
2419 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2420 volatile qualified functions or methods as relevant.
2422 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2424 PR tree-optimization/37525
2425 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2426 sizetype unsigned constants, both in the case of C and bounds.
2428 2008-10-15 Jan Hubicka <jh@suse.cz>
2430 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2432 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2435 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2436 HARD_REGNO_CALL_PART_CLOBBERED.
2438 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2441 * ira-lives.c (mark_early_clobbers): Remove.
2442 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2443 check_and_make_def_conflicts,
2444 make_early_clobber_and_input_conflicts,
2445 mark_hard_reg_early_clobbers): New functions.
2446 (process_bb_node_lives): Call
2447 make_early_clobber_and_input_conflicts and
2448 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2450 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2451 early clobbers of pseudo-registers.
2453 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2456 * ira-build.c (ira_flattening): Recalculate
2457 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2458 from the scratch instead of the propagation.
2460 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2462 * doc/rtl.texi (const_double): Remove the "addr" operand.
2463 Describe CONST_DOUBLE_* macros under const_double rather
2465 (const_fixed): Fix the operand description.
2466 (const): Add an @findex directive.
2467 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2468 after the constant rtl table.
2469 (fix): Combine floating-point and fixed-point descriptions.
2471 * sched-deps.c (sched_analyze_2): Remove reference to
2474 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2476 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2478 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2479 for UNSPEC_GOTSYM_OFFs.
2480 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2481 (add_GOT_to_pic_reg): Use it.
2482 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2484 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2485 Harsha Jagasia <harsha.jagasia@amd.com>
2487 PR tree-optimization/37485
2488 * graphite.c (gmp_cst_to_tree): Moved.
2489 (iv_stack_entry_is_constant): New.
2490 (iv_stack_entry_is_iv): New.
2491 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2492 (loop_iv_stack_insert_constant): New.
2493 (loop_iv_stack_pop): Use new datatpype.
2494 (loop_iv_stack_get_iv): Same.
2495 (loop_iv_stack_get_iv_from_name): Same.
2496 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2497 (loop_iv_stack_patch_for_consts): New.
2498 (loop_iv_stack_remove_constants): New.
2499 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2500 (translate_clast): Call loop_iv_stack_patch_for_consts and
2501 loop_iv_stack_remove_constants.
2502 (gloog): Use new datatype. Redirect construction edge to end
2503 block to avoid accidental deletion.
2504 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2506 (union iv_stack_entry_data): New. Data in iv stack entry.
2507 (struct iv_stack_entry): New. Datatype for iv stack entries.
2509 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2511 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2512 * graphite.c (free_scop): Same.
2513 (build_scops): Same.
2514 (free_scattering): New.
2515 (build_cloog_prog): Call free_scattering.
2516 (patch_phis_for_virtual_defs): Fix memleak.
2517 (graphite_trans_bb_strip_mine): Same.
2518 (limit_scops): Same.
2520 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2521 Harsha Jagasia <harsha.jagasia@amd.com>
2523 PR tree-optimization/37828
2524 * graphite.c (graphite_trans_loop_block): Do not loop block
2525 single nested loops.
2527 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2529 PR tree-optimization/37686
2530 * tree-loop-linear.c (linear_transform_loops): Build a
2531 loop nest vector. Pass it to lambda_compute_access_matrices.
2532 * tree-data-ref.h (struct access_matrix): Store the loop nest
2533 relative to which it encodes the information.
2534 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2535 (am_vector_index_for_loop): Reimplemented: iterate over the
2536 loop nest for finding the loop index in the access matrix.
2537 (lambda_compute_access_matrices): Update declaration.
2538 * lambda-code.c (build_access_matrix): Pass the loop nest and
2540 (lambda_compute_access_matrices): Same.
2542 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2544 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2545 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2546 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2547 already implies hard float. Also fix several insn condition
2548 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2550 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2553 Based on patches by Laurent Vivier.
2554 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2555 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2556 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2557 dollar sign to underscore.
2558 (ASM_OUTPUT_EXTERNAL): Same.
2559 (ASM_OUTPUT_LABELREF): New.
2560 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2562 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2563 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2564 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2565 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2567 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2569 PR tree-optimization/36881
2570 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2571 that each value doesn't need runtime relocations, for !flag_pic
2572 check that each value is just a valid initializer constant.
2574 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2576 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2577 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2578 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2579 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2581 (REG_CLASS_NAMES): Update accordingly.
2582 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2583 rather than an unpredictable descriptive string.
2584 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2585 (mips_register_move_cost): Check for specific COP*_REGS classes,
2586 instead of ALL_COP_AND_GR_REGS.
2587 (mips_ira_cover_classes): New function.
2588 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2589 (TARGET_IRA_COVER_CLASSES): Define.
2591 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2594 * tree.c (build_type_attribute_qual_variant): Hash on the
2595 unqualified type, and don't overwrite an existing
2596 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2597 allow distinguishing between wchar_t and its underlying type. This
2598 also means that we'll retain a little more typedef information.
2600 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2601 Dmitry Melnik <dm@ispras.ru>
2602 Dmitry Zhurikhin <zhur@ispras.ru>
2603 Alexander Monakov <amonakov@ispras.ru>
2604 Maxim Kuvyrkov <maxim@codesourcery.com>
2606 * target.h (struct gcc_target): Update prototypes of needs_block_p
2608 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2609 * sel-sched.c (create_speculation_check): Likewise.
2610 * doc/tm.texi: Provide documentation for new target hooks.
2612 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2613 (ia64_gen_spec_insn): Removed.
2614 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2615 ia64_gen_spec_check): New static functions.
2616 (ia64_alloc_sched_context, ia64_init_sched_context,
2617 ia64_set_sched_context, ia64_clear_sched_context,
2618 ia64_free_sched_context, ia64_get_insn_spec_ds,
2619 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2620 (ia64_needs_block_p): Change prototype.
2621 (ia64_gen_check): Rename to ia64_gen_spec_check.
2622 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2623 into declaration, add special memory dependencies handling.
2624 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2625 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2626 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2627 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2628 Define new target hooks.
2629 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2630 (ia64_optimization_options): Turn on selective scheduling with -O3,
2631 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2632 default with selective scheduling.
2633 (ia64_override_options): Initialize align_loops and align_functions
2634 to 32 and 64, respectively. Set global selective scheduling flags
2635 according to target-dependent flags.
2636 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2637 (group_barrier_needed): Use new mstop-bit-before-check flag.
2639 (dfa_state_size): Make global.
2640 (spec_check_no, max_uid): Remove.
2641 (mem_ops_in_group, current_cycle): New variables.
2642 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2643 Initialize new variables.
2644 (is_load_p, record_memory_reference): New functions.
2645 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2647 (ia64_variable_issue): Change use of current_sched_info to
2648 sched_deps_info. Update comment. Note if a load or a store is issued.
2649 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2650 advance if maximal number of loads or stores was issued on current
2652 (scheduled_good_insn): New static helper function.
2653 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2654 a group barrier is needed. Fix vertical spacing. Guard the code
2655 doing state transition with last_scheduled_insn check.
2656 Mark that a stop bit should be before current insn if there was a
2657 cycle advance. Update current_cycle and mem_ops_in_group.
2658 (ia64_h_i_d_extended): Change use of current_sched_info to
2659 sched_deps_info. Reallocate stops_p by larger chunks.
2660 (struct _ia64_sched_context): New structure.
2661 (ia64_sched_context_t): New typedef.
2662 (ia64_alloc_sched_context, ia64_init_sched_context,
2663 ia64_set_sched_context, ia64_clear_sched_context,
2664 ia64_free_sched_context): New static functions.
2665 (gen_func_t): New typedef.
2666 (get_spec_load_gen_function): New function.
2667 (SPEC_GEN_EXTEND_OFFSET): Declare.
2668 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2669 (get_mode_no_for_insn): Change the condition that prevents use of
2670 special hardware registers so it can now handle pseudos.
2671 (get_spec_unspec_code): New function.
2672 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2673 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2674 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2675 during selective scheduling.
2676 (ia64_speculate_insn): Use ds_get_speculation_types when
2677 determining whether we need to change the pattern.
2678 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2679 (ia64_spec_check_src_p): Support new speculation/check codes.
2680 (struct bundle_state): New field.
2681 (issue_nops_and_insn): Initialize it.
2682 (insert_bundle_state): Minimize mid-bundle stop bits.
2683 (important_for_bundling_p): New function.
2684 (get_next_important_insn): Use important_for_bundling_p.
2685 (bundling): When shifting TImode from unimportant insns, ignore
2686 also group barriers. Assert that best state is found before
2687 the backward bundling pass. Print number of mid-bundle stop bits.
2688 Minimize mid-bundle stop bits. Check correct calculation of
2689 mid-bundle stop bits.
2690 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2691 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2693 (sel2_run): New variable.
2694 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2695 selective scheduling pass instead of schedule_ebbs.
2697 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2698 (UNSPEC_LDS_A): New UNSPEC.
2699 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2700 movti_internal, movsf_internal, movdf_internal,
2701 movxf_internal): Make visible. Add speculable* attributes.
2702 (output_c_nc): New mode attribute.
2703 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2704 mov<mode>_nc, zero_extend<mode>di2_nc,
2705 advanced_load_check_nc_<mode>): New insns.
2706 (zero_extend*): Add speculable* attributes.
2708 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2709 (msched-stop-bits-after-every-cycle): Likewise.
2710 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2712 (msched-spec-verbose): Remove.
2713 (msched-prefer-non-data-spec-insns,
2714 msched-prefer-non-control-spec-insns,
2715 msched-count-spec-in-critical-path,
2716 msel-sched-dont-check-control-spec): Use Target Report Var
2717 instead of Common Report Var.
2719 * config/ia64/itanium2.md: Remove incorrect bypass.
2721 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2723 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2726 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2727 and -fhelp=separate.
2729 2008-10-14 Ben Elliston <bje@au.ibm.com>
2731 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2733 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2735 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2738 2008-10-13 Matthias Klose <doko@ubuntu.com>
2740 * config/pa/linux-atomic.c: Work around missing header file
2741 for hppa64-linux-gnu targets.
2743 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2744 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2745 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2746 Grace Cao <grace_cao@playstation.sony.com>
2748 * doc/invoke.texi (-mgen-cell-microcode): Document.
2749 (-mwarn-cell-microcode): Document.
2750 * cfglayout.c (locator_location): Export.
2751 * rtl.h (locator_location): Define prototype.
2752 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2754 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2755 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2756 (mwarn-cell-microcode): New option.
2757 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2758 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2759 cell and not already set.
2760 Turn off string instructions if not generating cell microcode.
2761 (rs6000_final_prescan_insn): New function that warns about microcoded
2763 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2764 * config/rs6000/rs6000.md
2765 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2766 the instruction would have been microcoded on the Cell. Set
2767 cell_micro to always on unnamed patterns for the string instructions.
2768 (cell_micro): Update definition, remove load/store conditional
2770 (sign_extend:DI): Define new pattern for non microcoded version.
2771 (sign_extend:SI): Likewise.
2772 (compare (div:P)): Set cell_micro to not.
2773 (andsi3): Define as an expand.
2774 (andsi3_mc): New pattern.
2775 (andsi3_nomc): New pattern.
2776 (andsi3_internal0_nomc): New pattern.
2777 (andsi3_internal2): Rename to ...
2778 (andsi3_internal2_mc): this and enable iff generating microcode.
2779 (andsi3_internal3): Rename to ...
2780 (andsi3_internal3_mc): this and enable iff generating microcode.
2781 (andsi3_internal4): Enable iif generating microcode.
2782 (andsi3_internal5): Rename to ..
2783 (andsi3_internal5_mc): this and enable iff generating microcode.
2784 (andsi3_internal5_nomc): New pattern.
2785 (extzvdi_internal1): Enable iff generating microcode.
2786 (extzvdi_internal2): Likewise.
2787 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2788 (anddi3): Change to expand.
2789 (anddi3_mc): Rename from anddi3.
2790 (anddi3_no_mc): New pattern.
2791 (anddi3_internal2): Rename to ..
2792 (anddi3_internal2_mc): this and enable iff generating microcode.
2793 (anddi3_internal2_nomc): New pattern.
2794 (anddi3_internal3): Rename to ..
2795 (anddi3_internal3_mc): this and enable iff generating microcode.
2796 (anddi3_internal3_nomc): New pattern.
2797 (movti_string): Set cell_micro to always if TARGET_STRING.
2798 (stmsi8): Set cell_micro to always.
2804 (stmsi8_power): Likewise.
2805 (stmsi7_power): Likewise.
2806 (stmsi6_power): Likewise.
2807 (stmsi5_power): Likewise.
2808 (stmsi4_power): Likewise.
2809 (stmsi3_power): Likewise.
2810 (movsi_update2): Enable iff generating microcode.
2811 (movhi_update3): Likewise.
2812 (lmw): Set cell_micro to always.
2814 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2816 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2817 * config/s390/s390.c (machine_function): Remove
2818 decomposed_literal_pool_addresses_ok_p.
2819 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2820 the difference of two labels.
2821 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2822 (s390_pool_offset): New function.
2823 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2824 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2826 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2828 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2829 (powerpc*-*-linux-gnu*): Describe.
2830 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2831 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2832 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2833 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2834 config/rs6000/e500crtres32gpr.asm,
2835 config/rs6000/e500crtres64gpr.asm,
2836 config/rs6000/e500crtres64gprctr.asm,
2837 config/rs6000/e500crtrest32gpr.asm,
2838 config/rs6000/e500crtrest64gpr.asm,
2839 config/rs6000/e500crtresx32gpr.asm,
2840 config/rs6000/e500crtresx64gpr.asm,
2841 config/rs6000/e500crtsav32gpr.asm,
2842 config/rs6000/e500crtsav64gpr.asm,
2843 config/rs6000/e500crtsav64gprctr.asm,
2844 config/rs6000/e500crtsavg32gpr.asm,
2845 config/rs6000/e500crtsavg64gpr.asm,
2846 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2847 * config/rs6000/crtsavres.asm: Really remove.
2849 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2852 * c-format.c (convert_format_name_to_system_name): Use
2853 TARGET_OVERRIDES_FORMAT_INIT.
2854 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2855 * config/i386/mingw.opt: New.
2856 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2857 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2858 (ms_printf_length_specs): Removed const specifier.
2859 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2860 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2862 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2864 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2865 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2867 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2870 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2871 sure that ref has valid bb.
2873 2008-10-12 Richard Henderson <rth@redhat.com>
2876 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2877 * alias.c (value_addr_p, stack_addr_p): Remove.
2878 (nonoverlapping_memrefs_p): Remove IRA special case.
2879 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2880 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2881 * reload1.c (alter_reg): Use it.
2883 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2886 of registers instead of eax, ebx, ecx and edx. Use for loop
2887 and check register for non-zero value before the call
2888 to decode_caches_intel.
2890 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2892 PR rtl-optimization/37448
2893 * df.h: (df_ref_class): New enum.
2894 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2895 (struct df_ref): Replaced with union df_ref_d.
2896 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2897 New members of df_ref_d union.
2898 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2899 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2900 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2901 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2902 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2903 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2904 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2905 (df_scan_bb_info, df_bb_regno_first_def_find,
2906 df_bb_regno_last_def_find, df_find_def, df_find_use,
2907 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2908 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2909 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2910 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2911 Replaced struct df_ref * with df_ref.
2912 * df-scan.c (df_collection_rec, df_null_ref_rec,
2913 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2914 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2915 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2916 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2917 df_reorganize_refs_by_reg_by_reg,
2918 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2919 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2920 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2921 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2922 df_bb_refs_record, df_exit_block_uses_collect,
2923 df_record_exit_block_uses, df_reg_chain_mark,
2924 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2925 df_ref * with df_ref.
2926 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2927 df_ref_class parameter.
2928 (df_scan_problem_data): Added new pools for different types of refs.
2929 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2930 df_ref_create_structure): Processed new ref pools.
2931 (df_scan_start_dump): Added counts of refs and insns.
2932 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2933 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2934 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2935 code to pass df_ref_class down to ref creation functions.
2936 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2937 df_reg_chain_mark): Use macros to hide references to df_refs.
2938 (df_ref_chain_change_bb): Removed.
2939 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2940 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2941 Enhanced to understand df_ref union structure.
2942 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2943 all_uses_available_at, update_df, try_fwprop_subst,
2944 forward_propagate_subreg, forward_propagate_and_simplify,
2945 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2946 df_ref * with df_ref.
2947 (use_killed_between, all_uses_available_at): Use macros to hide
2948 references to df_refs.
2949 * regstat.c (regstat_bb_compute_ri,
2950 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2952 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2953 see_handle_relevant_refs, see_analyze_one_def,
2954 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2955 struct df_ref * with df_ref.
2956 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2957 global_conflicts): Replaced struct df_ref * with df_ref.
2958 * ddg.c (create_ddg_dep_from_intra_loop_link,
2959 add_cross_iteration_register_deps, build_inter_loop_deps):
2960 Replaced struct df_ref * with df_ref.
2961 (create_ddg_dep_from_intra_loop_link,
2962 add_cross_iteration_register_deps): Use macros to hide references
2964 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2965 df_ref * with df_ref.
2966 * df-core.c (df_bb_regno_first_def_find,
2967 df_bb_regno_last_def_find, df_find_def, df_find_use,
2968 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2969 debug_df_ref): Replaced struct df_ref * with df_ref.
2970 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2971 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2973 * web.c (union_defs, entry_register, replace_ref, web_main):
2974 Replaced struct df_ref * with df_ref.
2975 (union_defs, replace_ref): Use macros to hide references to df_refs.
2976 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2977 Replaced struct df_ref * with df_ref.
2978 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2979 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2980 Replaced struct df_ref * with df_ref.
2981 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2982 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2984 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2985 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2986 df_compute_accessed_bytes_strict_low_part,
2987 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2988 Replaced struct df_ref * with df_ref.
2989 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2990 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2991 df_ref * with df_ref.
2992 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2993 check_dependency, check_dependencies, record_uses): Replaced
2994 struct df_ref * with df_ref.
2995 (invariant_for_use, check_dependency): Use macros to hide
2996 references to df_refs.
2997 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2998 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2999 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3000 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3001 references to df_refs.
3002 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3004 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3005 * df-problems.c (df_rd_bb_local_compute_process_def,
3006 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3007 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3008 df_chain_remove_problem, df_chain_create_bb_process_use,
3009 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3010 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3011 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3012 df_byte_lr_simulate_artificial_refs_at_top,
3013 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3014 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3015 df_simulate_uses, df_simulate_artificial_refs_at_end,
3016 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3018 (df_chain_dump): Use macros to hide references to df_refs.
3019 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3020 df_ref * with df_ref.
3021 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3022 mark_artificial_uses, mark_reg_dependencies,
3023 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3025 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3027 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3029 (array_ref_element_size): Likewise.
3030 (array_ref_low_bound): Likewise.
3031 (array_ref_up_bound): Likewise.
3032 * expr.c (contains_packed_reference): Likewise.
3033 (array_ref_element_size): Likewise.
3034 (array_ref_low_bound): Likewise.
3035 (array_ref_up_bound): Likewise.
3036 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3037 with ARRAY_RANGE_REF.
3038 (idx_find_step): Likewise.
3039 (idx_record_use): Likewise.
3040 (strip_offset_1): Likewise.
3041 (idx_remove_ssa_names): Likewise.
3043 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3044 Andi Kleen <ak@linux.intel.com>
3046 * config/i386/cpuid.h (__cpuid_count): New defines.
3047 * config/i386/driver-i386.c (struct cache_desc): New structure.
3048 (describe_cache): Use struct cache_desc to pass cache descriptions.
3049 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3050 (detect_caches_amd): Use struct cache_desc to describe caches.
3051 (decode_caches_intel): Use struct cache_desc to pass cache
3052 descriptions. Update descriptions to match latest (rev -032,
3053 December 2007) CPUID documentation. Do not check valid bit here.
3054 Check for Xeon MP value 0x49 problems.
3055 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3056 Check valid bit before calling decode_caches_intel. Detect number
3057 of times to repeat CPUID instruction.
3058 (detect_caches_cpuid4): New function.
3059 (detect_caches_intel): Depending on max_level, call
3060 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3061 only when other methods fail to provide valid L2 cache description.
3063 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3066 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3067 it to PIC call patterns.
3068 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3069 code generation and attributes from pattern. Change peephole2 to
3070 split for noreturn case. Revise split pattern for non noreturn case.
3071 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3072 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3073 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3076 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3078 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3079 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3081 (divdf3): Reformat long line.
3083 2008-10-11 Michael J. Eager <eager@eagercon.com>
3085 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3087 (rs6000_handle_option): Process -mfpu options.
3088 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3089 (enum fpu_type_t): New.
3090 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3091 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3093 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3094 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3095 * config/rs6000/rs6000.opt (-mfpu): New.
3096 (-mxilinx-fpu): New.
3097 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3098 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3099 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3100 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3101 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3103 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3106 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3107 LO_SUM on Darwin if mode has just one unit.
3109 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3112 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3113 has been optimized out.
3115 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3117 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3118 instead of PIC_DIRECT_ADDR_P.
3119 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3120 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3121 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3122 (PIC_OFFSET_P): Rename to...
3123 (PCREL_SYMOFF_P): ...this.
3124 (PIC_DIRECT_ADDR_P): Delete.
3125 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3127 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3128 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3129 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3130 * config/sh/sh.c (print_operand): Remove CONST handling.
3131 (unspec_caller_rtx_p): Rewrite to use split_const and check
3132 the operands of UNSPEC bases.
3133 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3134 with (unspec [A B] UNSPEC_SYMOFF).
3135 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3136 UNSPEC_PCREL_SYMOFF.
3137 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3138 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3139 (UNSPEC_EXTRACT_U16): Likewise.
3140 (UNSPEC_SYMOFF): Likewise.
3141 (UNSPEC_PCREL_SYMOFF): Likewise.
3142 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3144 (movsi_const_16bit): Likewise.
3145 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3146 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3147 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3148 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3149 with (unspec [A B] UNSPEC_SYMOFF).
3150 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3151 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3152 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3153 (Csu): Likewise UNSPEC_EXTRACT_U16.
3154 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3155 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3157 2008-10-10 Stepan Kasal <skasal@redhat.com>
3159 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3160 for loop strip mining and loop blocking.
3162 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3164 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3165 vary types depending on debug info.
3167 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3169 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3170 before ensuring it's already computed.
3172 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3174 * rtl.h (locator_eq): New decl.
3175 * cfglayout.c (locator_scope): New function.
3176 (insn_scope): Use it.
3177 (locator_eq): New function.
3178 (fixup_reorder_chain): Search for last insn in src bb
3179 that has locator set or first insn in dest bb. Use
3180 locator_eq instead of == to compare locators.
3181 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3182 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3183 == to compare locators.
3185 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3187 * gimple-low.c (lower_function_body, lower_gimple_return,
3188 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3189 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3190 goto_block on edges if goto_locus is known.
3193 * tree.h (get_object_alignment): Declare.
3194 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3195 get_object_alignment if needed.
3196 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3198 (get_object_alignment): ... here. New function. Try harder to
3199 determine alignment from get_inner_reference returned offset.
3201 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3203 * graphite.c (gloog): Don't call find_unreachable_blocks
3204 before delte_unreachable_blocks.
3206 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3207 goto_locus of true_edge into RTL locator.
3209 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3211 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3212 (*jcc_btdi_mask_rex64): Ditto.
3214 (*jcc_btsi_mask): Ditto.
3215 (*jcc_btsi_1): Ditto.
3216 (*jcc_btsi_mask_1): Ditto.
3218 2008-10-08 Paul Brook <paul@codesourcery.com>
3220 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3221 compatible profiler (__gnu_mcount_nc).
3222 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3224 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3226 * config/i386/i386.c (initial_ix86_tune_features): Add
3227 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3228 * config/i386/i386.h (ix86_tune_indices): Likewise.
3229 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3231 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3232 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3233 for FP to FP splitters.
3235 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3237 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3240 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3244 PR rtl-optimization/37341
3245 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3246 to ORIG_BB, pass through ORIG_BB recursively.
3247 (cse_condition_code_reg): Adjust caller.
3249 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3251 * sdbout.c (sdbout_one_type): Treat the value type
3252 CONST_DECL for enumerals.
3254 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3256 * config/i386/i386.md: Remove trailing white spaces.
3258 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3260 PR rtl-optimization/37448
3261 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3262 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3264 (struct output_info) [count]: Renamed total_created and made
3266 (struct output_info) [size]: Renamed total_allocated and made
3268 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3269 Properly keep track of desc->size.
3270 (print_statistics, dump_alloc_pool_statistics): Enhance the
3271 printing of statistics to print the number of elements and to use
3274 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3277 * opts.h (CL_SAVE): Move up to flags range.
3278 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3279 CL_COMMON): Renumber.
3280 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3281 * opts.c (common_handle_option): Revert last change.
3283 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3285 * config/i386/i386-protos.h (ix86_schedule): New.
3287 * config/i386/i386.c (ix86_schedule): New.
3288 (override_options): Add schedule to processor_alias_table. Set
3289 ix86_schedule from the schedule field in processor_alias_table.
3290 (ix86_function_specific_save): Save ix86_schedule.
3291 (ix86_function_specific_restore): Restore ix86_schedule.
3293 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3294 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3297 * config/i386/i386.opt: Add schedule.
3299 * config/i386/ppro.md: Remove generic32.
3301 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3304 * expr.c (count_type_elements): Handle ERROR_MARK.
3306 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3311 * basic-block.h (struct edge_def): Add goto_block field.
3312 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3313 one insn with locus corresponding to edge's goto_locus if !optimize.
3314 * profile.c (branch_prob): Copy edge's goto_block.
3315 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3317 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3318 locator in between the merged basic blocks if !optimize and needed.
3319 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3320 goto_locus into RTL locator. For unconditional jump use that
3321 locator for the jump insn.
3322 (expand_gimple_cond): Convert goto_block and goto_locus into
3323 RTL locator for all remaining edges. For unconditional jump
3324 use that locator for the jump insn.
3325 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3326 there is more than one edge or insn locator along the forwarding
3327 edges and !optimize. If there is just one, set e->goto_locus.
3328 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3330 (move_block_to_fn): Adjust edge's goto_block.
3332 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3335 * expmed.c (expand_mult): Properly check DImode constant in
3338 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3341 * dwarf2out.c (common_block_die_table): New variable.
3342 (common_block_die_table_hash, common_block_die_table_eq): New
3344 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3345 COMMON block in the current scope rather than globally. Optimize
3346 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3347 DW_OP_addr SYMBOL_REF+off.
3349 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3351 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3352 Return true for non-addressable GIMPLE operands.
3354 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3357 * config/i386/i386.c (initial_ix86_tune_features): Remove
3358 X86_TUNE_USE_BIT_TEST.
3359 * config/i386/i386.h (ix86_tune_indices): Likewise.
3360 (TARGET_USE_BIT_TEST): Removed.
3362 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3364 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3366 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3368 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3369 (mul<mode>3_mul3): ... into this new template.
3371 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3373 * gimplify.c (gimplify_arg): Add location argument. Use it.
3374 (gimplify_call_expr): Pass location to gimplify_arg.
3375 (gimplify_modify_expr_to_memcpy): Same.
3376 (gimplify_modify_expr_to_memset): Same.
3378 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3380 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3381 Update calls to build_unary_op and build_indirect_ref for location
3384 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3387 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3388 * c-typeck.c (array_to_pointer_conversion): Pass location to
3390 (function_to_pointer_conversion): Use error_at and warning_at.
3391 (build_indirect_ref): Same.
3392 (build_array_ref): Pass location to build_binary_op.
3393 (parser_build_unary_op): Do not set location after calling
3395 (build_unary_op): Add location argument. Use it throughout. Set
3396 EXPR_LOCATION before returning new tree.
3397 (build_modify_expr): Same.
3398 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3400 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3401 build_indirect_ref, build_modify_expr.
3402 (c_finish_omp_for): Same. Use error_at instead of error.
3403 * c-common.c (c_common_truthvalue_conversion): Pass location to
3405 (warn_for_div_by_zero): Add location argument.
3406 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3407 build_unary_op, warn_for_div_by_zero.
3408 * c-parser.c (c_parser_typeof_specifier): Use
3409 protected_set_expr_location.
3410 (c_parser_statement_after_labels): Same.
3411 (c_parser_condition): Same.
3412 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3413 (c_parser_conditional_expression): Use protected_set_expr_location.
3414 (c_parser_unary_expression): Pass location to build_indirect_ref.
3415 (c_parser_postfix_expression_after_primary): Pass location to
3416 build_indirect_ref, build_unary_op.
3417 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3419 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3421 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3422 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3423 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3425 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3426 (mips_issue_rate): Handle PROCESSOR_R10000.
3427 * config/mips/mips.md (cpu): Add r10000.
3429 * config/mips/10000.md: New file.
3431 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3433 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3434 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3435 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3437 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3439 * config/darwin-protos.h (machopic_function_base_name): Delete.
3440 (machopic_function_base_sym): Likewise.
3441 (machopic_gen_offset): Declare.
3442 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3443 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3444 * config/darwin.c (machopic_function_base_name): Delete.
3445 (machopic_function_base_sym): Likewise.
3446 (gen_pic_offset): Rename to...
3447 (machopic_gen_offset): ...this and remove the pic_base argument.
3448 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3449 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3450 crtl->uses_pic_offset_table.
3451 (machopic_indirect_data_reference): Use new machopic_gen_offset
3453 (machopic_legitimize_pic_address): Likewise.
3454 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3456 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3457 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3458 * config/i386/i386.c (output_set_got): Likewise.
3459 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3461 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3462 (legitimate_address_p): Likewise.
3463 (output_pic_addr_const): Likewise.
3464 (output_addr_const_extra): Likewise.
3465 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3466 match an UNSPEC rather than a MINUS.
3467 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3468 (builtin_setjmp_receiver): Use machopic_gen_offset.
3469 * config/i386/predicates.md (pic_symbolic_operand): Handle
3470 UNSPEC_MACHOPIC_OFFSET.
3472 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3473 Use machopic_gen_offset and machopic_operand_p.
3474 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3475 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3476 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3477 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3478 Set crtl->uses_pic_offset_table.
3480 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3482 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3484 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3485 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3486 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3487 (constant_pool_expr_p): Use split_const and check the base.
3488 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3490 (legitimate_constant_pool_address_p): Check toc_relative_p
3491 instead of constant_pool_expr_p.
3492 (print_operand_address): Always use output_addr_const for
3493 constant pool addresses.
3494 (rs6000_output_addr_const_extra): New function.
3495 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3497 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3501 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3502 (mark_ref_live, mark_ref_dead): Use them.
3503 (def_conflicts_with_inputs_p): Remove.
3504 (mark_early_clobbers): New function.
3505 (process_bb_node_lives): Call preprocess_constraints and
3506 mark_early_clobbers.
3508 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3510 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3512 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3513 lib with -mthread switch.
3515 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3518 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3519 function in two, making it call a new and reusable
3520 dwarf2out_imported_module_or_decl() that takes the containing
3521 BLOCK of the declaration in argument.
3522 (dwarf2out_imported_module_or_decl_real): New function.
3523 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3524 IMPORTED_DECL in account.
3525 * tree.def: Added IMPORTED_DECL node type.
3526 * tree.h: Added accessors for IMPORTED_DECL nodes.
3527 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3529 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3531 * doc/gimple.texi: Fix some typos, wrap some long lines,
3532 fix some broken wraps with continuations.
3533 * tree-ssa-reassoc.c: Fix comment typos.
3535 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3538 * pa.c (legitimize_pic_address): Force function labels to memory in
3541 2008-10-04 Anton Blanchard <anton@samba.org>
3543 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3544 (rs6000_split_atomic_op): Same.
3545 (rs6000_split_compare_and_swap): Same.
3546 (rs6000_split_compare_and_swapqhi): Same.
3548 2008-10-04 Richard Guenther <rguenther@suse.de>
3550 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3551 instead of pointer equality.
3552 (vn_nary_op_eq): Likewise.
3554 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3556 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3558 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3559 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3561 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3563 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3564 Revert previous change.
3566 2008-10-03 Tom Tromey <tromey@redhat.com>
3568 * stringpool.c (ggc_alloc_string): Terminate string.
3570 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3572 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3573 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3574 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3577 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3580 2008-10-03 Pascal Obry <obry@adacore.com>
3582 * gcov.c (create_file_names): Properly handle UNIX and DOS
3583 directory separators.
3584 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3585 separator to '~' to ensure clean filenames on Windows.
3587 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3589 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3590 Add a null terminator to the stripped name.
3592 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3594 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3595 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3596 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3597 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3598 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3599 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3600 TARGET_SINGLE_FLOAT.
3602 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3604 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3606 2008-10-02 Richard Guenther <rguenther@suse.de>
3609 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3610 and VECTOR_TYPE recurse with useless_type_conversion_p which
3611 properly handles void pointer conversion.
3613 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3616 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3617 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3619 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3621 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3622 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3623 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3624 they translate to non builtins.
3625 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3626 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3627 __builtin_vec_promote, __builtin_vec_extract, and
3628 __builtin_vec_insert.
3629 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3630 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3631 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3632 * config/rs6000/altivec.h (vec_extract): Define
3633 (vec_insert): Define.
3634 (vec_splats): Define.
3635 (vec_promote): Define.
3637 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3638 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3639 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3641 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3643 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3644 prototype. Add new parameter, blk.
3645 Use BLKmode for the MEM if blk is true.
3646 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3647 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3648 ALTIVEC_BUILTIN_STVRXL.
3649 Update usage of altivec_expand_lv_builtin.
3650 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3651 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3652 (altivec_init_builtins): If compiling for the Cell, also define the
3654 * config/rs6000/rs6000.h (rs6000_builtins): Define
3655 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3656 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3657 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3658 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3659 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3660 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3661 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3662 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3663 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3664 UNSPEC_STVRX, and UNSPEC_STVRXL.
3665 (altivec_lvlx): New pattern.
3666 (altivec_lvlxl): New pattern.
3667 (altivec_lvrx): New pattern.
3668 (altivec_lvrxl): New pattern.
3669 (altivec_stvlx): New pattern.
3670 (altivec_stvlxl): New pattern.
3671 (altivec_stvrx): New pattern.
3672 (altivec_stvrxl): New pattern.
3673 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3674 (vec_lvlxl): Likewise.
3675 (vec_lvrx): Define if PPU is defined.
3676 (vec_lvrxl): Likewise.
3677 (vec_stvlx): Define if PPU is defined.
3678 (vec_stvlxl): Likewise.
3679 (vec_stvrx): Define if PPU is defined.
3680 (vec_stvrxl): Likewise.
3682 2008-10-01 Geert Bosch <bosch@adacore.com>
3684 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3686 2008-10-01 Richard Guenther <rguenther@suse.de>
3688 PR tree-optimization/37617
3689 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3690 do not add to the NEW_SETS.
3692 2008-10-01 Richard Guenther <rguenther@suse.de>
3695 * tree-vrp.c (execute_vrp): If we optimized away the default
3696 case make sure to promote the label that got in place of it
3697 to a default case label.
3699 2008-10-01 Richard Henderson <rth@redhat.com>
3702 * tree-complex.c (set_component_ssa_name): Don't optimize
3703 is_gimple_min_invariant values with ssa_names in abnormal phis.
3705 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3707 PR tree-optimization/37662
3708 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3709 commutative binary operation if they are in the wrong order and
3710 fold_build2 produces non-GIMPLE.
3712 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3714 PR tree-optimization/37662
3715 PR tree-optimization/37663
3716 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3717 get_value_range with non-SSA_NAME. Don't assert operands have been
3718 folded, instead just bail out.
3720 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3722 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3724 2008-09-30 Richard Guenther <rguenther@suse.de>
3727 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3728 build restrict-qualified pointers.
3729 (vectorizable_store): Move alias check later.
3730 (vectorizable_load): Likewise.
3732 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3734 * c-common.c (empty_if_body_warning): Remove.
3735 * c-common.h (empty_if_body_warning): Remove.
3736 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3737 here the -Wempty-body warning for `if' and `else' statements.
3738 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3740 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3742 * config/i386/i386.opt: Add msse2avx.
3744 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3745 * config/i386/linux64.h (ASM_SPEC): Likewise.
3747 * doc/invoke.texi: Document -msse2avx.
3749 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3751 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3753 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3755 * ifcvt.c (noce_emit_store_flag): If using condition from original
3756 jump, reverse it if if_info->cond was reversed.
3758 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3760 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3761 non-constant memory if it cannot be forced to constant memory.
3762 Overhaul surrounding code and factor out common condition.
3764 2008-09-29 Jeff Law <law@redhat.com>
3766 * reload1.c (alter_reg): Add missing curly braces.
3768 2008-09-29 Michael J. Eager <eager@eagercon.com>
3770 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3772 * config/rs6000/rs6000.c (rs6000_override_options): Move
3773 rs6000_init_hard_regno_mode_ok after all options changed.
3774 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3775 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3776 -msimple-fpu flags. Add warning messages if single FP not configured.
3777 (rs6000_file_start): Output gnu_attribute for single-float.
3778 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3779 (rs6000_legitimize_address): Likewise.
3780 (rs6000_legitimize_reload_address): Likewise.
3781 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3782 TARGET_SINGLE_FLOAT.
3783 (function_arg_advance): Likewise (partial conversion).
3784 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3785 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3786 TARGET_SINGLE_FLOAT.
3787 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3788 (rs6000_emit_prologue): Likewise.
3789 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3790 TARGET_SINGLE_FLOAT.
3791 (rs6000_libcall_value): Likewise.
3792 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3793 (TARGET_DOUBLE_FLOAT): New default to 1
3794 (TARGET_SIMPLE_FPU): New default to 0
3795 (TARGET_SINGLE_FPU): New default to 0
3796 (TARGET_SINGLE_FLOAT_MODE): New.
3797 (TARGET_DOUBLE_FLOAT_MODE): New.
3798 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3799 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3801 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3802 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3803 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3804 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3805 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3806 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3807 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3808 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3809 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3810 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3811 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3812 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3813 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3814 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3815 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3816 cmptf_internal1, *cmptf_internal2): Condition on
3817 TARGET_DOUBLE_FLOAT.
3818 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3819 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3820 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3821 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3822 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3823 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3824 TARGET_SINGLE_FLOAT.
3825 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3826 * config/rs6000/rs6000.opt (-msingle-float): New.
3827 (-mdouble-float): New.
3828 (-msimple-fpu): New.
3829 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3830 -msingle-float, -mdouble-float, -msimple-fpu options.
3831 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3832 _SOFT_DOUBLE for -msingle-float.
3833 * config.gcc: New config for target=powerpc-xilinx-eabi.
3835 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3837 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3838 have exit and entry.
3839 (new_scop): Take entry and exit edge to define new SCoP.
3840 (sd_region_p): New structure used during SCoP detection.
3841 (move_scops): Delete.
3842 (move_sd_regions): New.
3843 (scopdet_info): Change the definition from edges back to basic_blocks.
3844 (scopdet_edge_info): Work on basic_blocks and rename to
3845 scopdet_basic_block_info.
3846 (split_difficult_bb): At the moment removed. We should later
3847 add it at another place.
3848 (build_scops_1): Work on basic_blocks.
3849 (bb_in_sd_region): New.
3850 (find_single_entry_edge): New.
3851 (find_single_exit_edge): New.
3852 (create_single_entry_edge): New.
3853 (sd_region_without_exit): New.
3854 (create_single_exit_edge): New.
3855 (unmark_exit_edges): New.
3856 (mark_exit_edges): New.
3857 (create_sese_edges): New.
3858 (build_graphite_scops): New.
3859 (build_scops): Make SCoPs SESE.
3860 (limit_scops): Use the new functions.
3862 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3864 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3866 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3869 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3870 address to a register before taking the lower part.
3872 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3874 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3877 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3878 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3881 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3882 the newly created variable.
3883 Create a VECTOR_CST of all 1s for vector types.
3885 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3888 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3890 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3892 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3893 order to convert between modes.
3894 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3896 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3898 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3901 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3904 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3908 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3910 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3911 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3912 them to yield false with MIPS16.
3914 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3917 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3918 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3919 mem_loc_descriptor failed. Accept UNSPEC.
3920 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3921 fail if one of the loc_descriptor calls for pieces failed.
3922 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3923 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3924 if loc_descriptor_from_tree_1 on offset failed.
3927 * opts.c (common_handle_option): Don't call print_specific_help with
3928 CL_SAVE as first argument.
3930 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3931 Steve Ellcey <sje@cup.hp.com>
3933 * configure: Regenerate for new libtool.
3934 * aclocal.m4: Ditto.
3936 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3938 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3939 alias set on MEM when saving stack pointer.
3940 * config/rs6000/rs6000.md (allocate_stack): Likewise
3942 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3944 PR tree-optimization/37574
3945 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3946 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3947 instead of vector_type for constants. Take computation out of loop.
3948 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3949 and use only vector_type for invariant case.
3950 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3952 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3955 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3956 the decl is a VAR_DECL or FUNCTION_DECL.
3958 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3961 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3962 (mark_ref_live, mark_ref_dead): Use them.
3963 (def_conflicts_with_inputs_p): Remove.
3964 (mark_early_clobbers): New function.
3965 (process_bb_node_lives): Call preprocess_constraints and
3966 mark_early_clobbers.
3968 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3970 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3973 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3974 (ira_compress_allocno_live_ranges): New prototype.
3976 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3977 (coalesced_allocnos_living_at_program_points): New.
3978 (coalesced_allocnos_live_at_points_p,
3979 set_coalesced_allocnos_live_points): New functions.
3980 (coalesce_spill_slots): Rewrite.
3982 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3983 ira_compress_allocno_live_ranges): New functions.
3985 * ira-build.c (ira_flattening): Call
3986 ira_compress_allocno_live_ranges.
3989 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3991 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3994 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3996 * combine.c (make_compound_operation): Handle the 'E' format.
3997 (count_rtxs): Likewise.
3998 (update_table_tick): Likewise.
3999 (get_last_value_validate): Likewise.
4001 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4003 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4005 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4007 * matrix-reorg.c (transform_allocation_sites): Initializers
4008 added to avoid the warning.
4010 2008-09-25 Martin Jambor <mjambor@suse.cz>
4012 * cgraph.c (free_nodes): New variable.
4013 (NEXT_FREE_NODE): New macro.
4014 (cgraph_create_node): Reuse nodes from the free list. Do not
4015 update uid if doing so.
4016 (cgraph_remove_node): Add the node to the free list.
4018 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4020 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4022 2008-09-24 Richard Henderson <rth@redhat.com>
4024 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4025 * unwind-dw2.c (execute_stack_op): Handle it.
4027 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4030 2008-09-24 Michael J. Eager <eager@eagercon.com>
4032 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4034 * c-common.c (fname_decl): New location argument.
4035 * c-common.h (fname_decl): Same.
4036 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4038 (c_parser_typeof_specifier): Same.
4039 (c_parser_parms_list_declarator): Same.
4040 (c_parser_asm_string_literal): Same.
4041 (c_parser_compound_statement_nostart): Same.
4042 (c_parser_label): Same.
4043 (c_parser_do_statement): Same.
4044 (c_parser_asm_statement): Same.
4045 (c_parser_unary_expression): Same.
4046 (c_parser_sizeof_expression): Same.
4047 (c_parser_postfix_expression): Same.
4048 (c_parser_pragma): Same.
4049 (c_parser_omp_clause_collapse): Same.
4050 (c_parser_omp_clause_num_threads): Same.
4051 (c_parser_omp_clause_schedule): Same.
4052 (c_parser_omp_all_clauses): Same.
4053 (c_parser_omp_sections_scope): Same.
4054 (c_parser_omp_for_loop): Same. Pass condition's location to
4055 c_objc_common_truthvalue_conversion.
4056 (c_parser_enum_specifier): Remove comment.
4058 2008-09-24 Michael J. Eager <eager@eagercon.com>
4060 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4062 * config/rs6000/rs6000.c (rs6000_override_options): Move
4063 rs6000_init_hard_regno_mode_ok after all options changed.
4064 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4065 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4066 -msimple-fpu flags. Add warning messages if single FP not configured.
4067 (rs6000_file_start): Output gnu_attribute for single-float.
4068 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4069 (rs6000_legitimize_address): Likewise.
4070 (rs6000_legitimize_reload_address): Likewise.
4071 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4072 TARGET_SINGLE_FLOAT.
4073 (function_arg_advance): Likewise.
4074 (function_arg): Likewise.
4075 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4076 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4077 TARGET_SINGLE_FLOAT.
4078 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4079 (rs6000_emit_prologue): Likewise.
4080 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4081 TARGET_SINGLE_FLOAT.
4082 (rs6000_libcall_value): Likewise.
4083 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4084 (TARGET_DOUBLE_FLOAT): New default to 1
4085 (TARGET_SIMPLE_FPU): New default to 0
4086 (TARGET_SINGLE_FPU): New default to 0
4087 (TARGET_SINGLE_FLOAT_MODE): New.
4088 (TARGET_DOUBLE_FLOAT_MODE): New.
4089 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4090 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4092 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4093 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4094 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4095 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4096 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4097 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4098 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4099 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4100 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4101 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4102 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4103 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4104 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4105 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4106 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4107 cmptf_internal1, *cmptf_internal2): Condition on
4108 TARGET_DOUBLE_FLOAT.
4109 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4110 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4111 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4112 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4113 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4114 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4115 TARGET_SINGLE_FLOAT.
4116 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4117 * config/rs6000/rs6000.opt (-msingle-float): New.
4118 (-mdouble-float): New.
4119 (-msimple-fpu): New.
4120 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4121 -msingle-float, -mdouble-float, -msimple-fpu options.
4122 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4123 _SOFT_DOUBLE for -msingle-float.
4124 * config.gcc: New config for target=powerpc-xilinx-eabi.
4126 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4128 * config/sparc/constraints.md: New file.
4129 * config/sparc/sparc.md: Include it.
4130 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4131 (sparc_extra_constraint_check): Delete.
4132 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4133 (memory_ok_for_ldd): New predicate.
4134 (sparc_extra_constraint_check): Delete.
4135 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4136 (CONST_OK_FOR_LETTER_P): Likewise.
4137 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4138 (EXTRA_CONSTRAINT): Likewise.
4140 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4142 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4144 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4146 * alias.c (find_base_value): Use FIND_BASE_TERM.
4147 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4149 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4151 * config/i386/i386.c: Include cselib.h.
4152 (ix86_pic_register_p): New function.
4153 (ix86_delegitimize_address): Use it to check for the PIC register.
4155 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4157 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4158 * config/i386/i386.c (ix86_find_base_term): Don't check for
4159 SYMBOL_REF and LABEL_REF.
4161 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4163 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4164 constant PLUS in a CONST.
4166 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4168 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4169 check for sibcall support for w64.
4171 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4173 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4175 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4177 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4178 parser_build_binary_op.
4179 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4180 * c-typeck.c (build_array_ref): Same.
4181 (parser_build_unary_op): New location argument.
4182 (pointer_diff): Pass location to build_binary_op,
4183 c_objc_common_truthvalue_conversion.
4184 (build_modify_expr): Same.
4185 (build_unary_op): New location argument.
4186 (build_binary_op): New location argument.
4187 (c_objc_common_truthvalue_conversion): Pass location to
4188 c_*common_truthvalue_conversion.
4189 * c-convert.c (convert): Same.
4190 * c-common.c (binary_op_error): New location argument.
4191 (pointer_int_sum): Pass location to build_binary_op.
4192 (c_common_truthvalue_conversion): New location argument.
4193 (warn_for_sign_compare): Same.
4194 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4195 binary_op_error, build_binary_op, warn_for_sign_compare.
4196 * c-parser.c (c_parser_condition): Pass location to
4197 c_*common_truthvalue_conversion.
4198 (c_parser_conditional_expression): Save condition's location and pass
4200 (c_parser_binary_expression): Same, but for the binary operator's
4202 (c_parser_omp_for_loop): Pass location to
4203 c_objc_common_truthvalue_conversion.
4205 2008-09-23 Martin Jambor <mjambor@suse.cz>
4207 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4208 (cgraph_node_remove_callees): New temporary f. Hold the next item
4210 (cgraph_node_remove_callers): Likewise.
4212 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4213 (ipa_node_removal_hook): Likewise.
4215 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4216 gimple_call_copy_skip_args and moved to the gimple_call section.
4217 * gimple.c (gimple_copy_call_skip_args): Renamed to
4218 gimple_call_copy_skip_args. Changed al users.
4220 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4222 * ira-color.c (start_allocno_priorities): Rename to
4223 setup_allocno_priorities. Use costs and
4224 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4225 range lengths. Get rid off doubles.
4226 (ira_fast_allocations): Call start_allocno_priorities.
4228 2008-09-22 David Daney <ddaney@avtrex.com>
4231 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4232 register if TARGET_LONG_CALLS.
4234 2008-09-22 Richard Guenther <rguenther@suse.de>
4236 PR tree-optimization/37145
4237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4238 value-numbering union accesses with their offset and size only.
4239 (visit_reference_op_load): Fix simplification of inserted conversions.
4240 * tree-ssa-pre.c (find_or_generate_expression): Do not
4241 recursively generate expressions if running FRE.
4243 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4245 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4246 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4249 2008-09-22 Richard Guenther <rguenther@suse.de>
4251 PR tree-optimization/37145
4252 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4253 (phi_translate_1): Constant fold references.
4255 2008-09-22 Ira Rosen <irar@il.ibm.com>
4257 PR tree-optimization/37482
4258 * tree-vectorizer.h (struct _slp_instance): Add new field.
4259 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4260 (get_earlier_stmt): New function.
4261 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4263 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4264 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4265 asserts that GSI points to the scalar statement being vectorized.
4266 Set new statement location according to GSI.
4267 (vect_schedule_slp_instance): Use GSI of
4268 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4270 2008-09-21 Jan Hubicka <jh@suse.cz>
4272 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4273 (ipcp_insert_stage): Update dead_nodes bitmap.
4275 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4278 * config/i386/t-cygming (SHLIB_LC): Remove.
4279 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4280 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4282 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4286 * final.c (mark_symbol_ref_as_used): New helper function.
4287 (output_operand): Instead of just looking inside MEMs for
4288 SYMBOL_REFs, use new helper function and for_each_rtx.
4289 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4290 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4291 Make head comment more general.
4292 * config/darwin.c (machopic_output_indirection): Handle weak
4293 references here, like in assemble_external.
4295 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4297 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4298 (sparc_emit_float_lib_cmp): Change return type.
4299 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4300 (gen_compare_operator): New function.
4301 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4302 the comparison sequence. Minor tweaks.
4303 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4304 that the final operator and the result of sparc_emit_float_lib_cmp
4305 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4306 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4307 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4308 result of sparc_emit_float_lib_cmp match for software TFmode.
4309 (movqicc, movhicc, movsicc, movdicc): Merge into...
4310 (mov<I:mode>cc): ...this.
4311 (movsfcc, movdfcc, movtfcc): Merge into...
4312 (mov<F:mode>cc): ...this.
4313 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4315 (mov<I:mode>_cc_v9): ...this.
4316 (movdi_cc_sp64_trunc): Delete.
4317 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4318 movdi_cc_reg_sp64): Merge into...
4319 (mov<I:mode>_cc_reg_sp64): ...this.
4320 (movsf_cc_sp64): Rename into...
4321 (movsf_cc_v9): ...this.
4322 (movdf_cc_sp64): Rename into...
4323 (movdf_cc_v9): ...this.
4324 (movtf_cc_hq_sp64): Rename into...
4325 (movtf_cc_hq_v9): ...this.
4326 (movtf_cc_sp64): Rename into...
4327 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4329 2008-09-21 Diego Novillo <dnovillo@google.com>
4331 * doc/gccint.texi: Include generic.texi and gimple.texi.
4333 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4334 (GIMPLE): Move to gimple.texi.
4335 (Annotations): Remove references to to stmt_ann_t and
4337 (SSA Operands): Rename from 'Statement Operands'.
4338 * doc/generic.texi: New.
4339 * doc/gimple.texi: New.
4340 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4341 * Makefile.in (TEXI_GCCINT_FILES):
4342 * gimple.c (gimple_copy_call_skip_args): Rename from
4343 giple_copy_call_skip_args. Update all users.
4344 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4346 2008-09-21 Ira Rosen <irar@il.ibm.com>
4348 PR tree-optimization/37539
4349 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4350 statement in related statement field only for the first load of the
4351 group of loads with the same data reference.
4353 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4355 * config/mips/mips.h (TUNE_OCTEON): New macro.
4356 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4357 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4358 * config/mips/octeon.md: New file.
4359 * config/mips/mips.md: Include octeon.md. Restore
4360 semi-alphabetical order of include files.
4362 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4365 * config/i386/i386.md (*jcc_fused_1): Removed.
4366 (*jcc_fused_2): Likewise.
4367 (*jcc_fused_3): Likewise.
4368 (*jcc_fused_4): Likewise.
4370 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4372 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4373 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4374 * target.h (gcc_target): Add ira_cover_classes.
4375 * ira.c: Remove IRA_COVER_CLASSES guards.
4376 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4377 instead of IRA_COVER_CLASSES.
4378 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4379 (setup_class_translate): Likewise.
4380 (setup_reg_class_intersect_union): Likewise.
4381 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4382 test of targetm.ira_cover_classes.
4383 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4384 of IRA_COVER_CLASSES.
4385 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4386 (TARGET_INITIALIZER): Include it.
4387 * targhooks.h (default_ira_cover_classes): Declare.
4388 * targhooks.c (default_ira_cover_classes): New function.
4390 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4392 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4394 2008-09-19 Ian Lance Taylor <iant@google.com>
4396 * varasm.c (narrowing_initializer_constant_valid_p): Return
4397 NULL_TREE if ENDTYPE is not an integer.
4399 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4402 * tree-ssa.c (execute_update_addresses_taken): Also update
4403 DECL_GIMPLE_REG_P for vector and complex types.
4405 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4406 Jan Hubicka <jh@suse.cz>
4409 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4410 empty before freeing them.
4411 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4413 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4415 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4416 * config/xtensa/predicates.md (tls_symbol_operand): New.
4417 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4418 (TARGET_CANNOT_FORCE_MEM): Define.
4419 (xtensa_tls_symbol_p): New.
4420 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4421 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4422 (xtensa_tls_module_base): New.
4423 (xtensa_call_tls_desc): New.
4424 (xtensa_legitimize_tls_address): New.
4425 (xtensa_legitimize_address): Handle TLS symbols.
4426 (xtensa_tls_referenced_p_1): New.
4427 (xtensa_tls_referenced_p): New.
4428 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4430 (XTENSA_BUILTIN_THREAD_POINTER): New.
4431 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4432 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4433 builtin. Add declarations for __builtin_thread_pointer and
4434 __builtin_set_thread_pointer.
4435 (xtensa_fold_builtin): Recognize new builtins.
4436 (xtensa_expand_builtin): Expand new builtins.
4437 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4438 (TARGET_THREADPTR): Define.
4439 (HAVE_AS_TLS): Define default value.
4440 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4441 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4442 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4443 (UNSPECV_SET_TP): New.
4444 (sym_TPOFF, sym_DTPOFF): New.
4445 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4446 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4447 * configure: Regenerated.
4449 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4452 * config/ia64/ia64.c (ia64_optimization_options): Move
4453 checking and setting flag_schedule_insns_after_reload and
4454 ia64_flag_schedule_insns2 back to ...
4455 (ia64_override_options): Here.
4457 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4460 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4461 zero extend count after the correction to it is done.
4462 (doloop_optimize): Update call to doloop_modify, don't zero extend
4465 2008-09-18 Martin Jambor <mjambor@suse.cz>
4467 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4469 * ipa-prop.c: Correct comments.
4470 * ipa-prop.h: Likewise.
4472 2008-09-18 Jan Hubicka <jh@suse.cz>
4475 * ipa-reference.c (ipa_reference_local_vars_info_d,
4476 ipa_reference_global_vars_info_d,
4477 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4478 ipa_reference_vars_info_t): Move here from ipa-reference.h
4479 (node_duplication_hook_holder, node_removal_hook_holder): New.
4480 (get_reference_vars_info_from_cgraph): Rename to ...
4481 (get_reference_vars_info): ... this one, use cgraph uids.
4482 (get_local_reference_vars_info, get_global_reference_vars_info):
4483 Use cgraph instead of decl.
4484 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4486 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4487 ipa_reference_get_written_global,
4488 ipa_reference_get_not_written_global): Use cgraph argument.
4489 (check_call): Simplify avail check.
4490 (scan_stmt_for_static_refs): Update.
4491 (propagate_bits): Update.
4492 (merge_callee_local_info): Remove.
4493 (init_function_info): Use cgraph nodes.
4494 (clean_function_local_data): Break out from ...
4495 (clean_function): ... here.
4496 (copy_local_bitmap, copy_global_bitmap): New functions.
4497 (duplicate_node_data, remove_node_data): New functions.
4498 (generate_summary): Register hooks; use visibility instead of
4500 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4501 * ipa-reference.h (ipa_reference_local_vars_info_d,
4502 ipa_reference_global_vars_info_d,
4503 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4504 ipa_reference_vars_info_t): Move to ipa-reference.c
4505 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4507 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4508 ipa_reference_get_not_read_global,
4509 ipa_reference_get_not_written_global): Update prototype.
4510 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4511 (init_state): Remove.
4512 (node_duplication_hook_holder, node_removal_hook_holder): New.
4513 (get_function_state, set_function_state): Use VECtor.
4514 (analyze_function): Check body availability.
4515 (add_new_function): Likewise.
4516 (duplicate_node_data, remove_node_data): New.
4517 (generate_summary): Register hooks; do not care about clones.
4518 (propafate): Do not care about clones; recursive functions are
4520 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4521 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4522 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4524 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4525 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4526 Update call of ipa-reference accesors.
4528 2008-09-18 Simon Baldwin <simonb@google.com>
4530 * c-opts.c (c_common_handle_option): Add handling for
4531 -Wbuiltin-macro-redefined command line option.
4532 * c.opt: Added builtin-macro-redefined option.
4533 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4536 2008-09-18 Richard Guenther <rguenther@suse.de>
4538 PR tree-optimization/37258
4539 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4540 and signedness for integral types.
4541 (vn_phi_eq): Require compatible types.
4543 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4546 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4547 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4549 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4550 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4551 ggc_free other TREE_LIST nodes from that chain.
4552 * function.c (instantiate_decls): Instantiate also DECL_RTL
4553 of vars in cfun->local_decls, free that list afterwards.
4555 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4557 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4558 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4560 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4562 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4563 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4565 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4567 PR tree-optimization/37102
4568 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4569 from a node. Check to see if another PHI is dead.
4570 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4571 remove real PHIs which have no uses.
4572 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4574 2008-09-18 Richard Guenther <rguenther@suse.de>
4577 * tree-cfg.c (remove_useless_stmts_1): Remove
4578 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4580 2008-09-18 Nick Clifton <nickc@redhat.com>
4582 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4583 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4584 to frv_secondary_reload_class.
4585 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4586 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4587 (frv_secondary_reload_class): Omit unused parameter.
4588 (frv_secondary_reload): New function. Handle the case when
4589 secondary_reload_class() is called before the reload_(in|out)
4590 _optabs have been initialised.
4591 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4593 * config/frv/frv.md: Define an exclusion set between fr550_m0
4596 2008-09-18 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/37456
4599 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4600 want to insert after ends a BB insert on the single fallthru
4603 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4605 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4606 Mention -march=z9-109, z9-ec and z10.
4608 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4610 PR rtl-optimization/37544
4611 * regrename.c (maybe_mode_change): Exit early when copy_mode
4612 is narrower than orig_mode and narrower than new_mode.
4614 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4617 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4619 * sched-rgn.c (ref_counts): Remove.
4620 (insn_referenced): New static variable.
4621 (INSN_REF_COUNT): Remove.
4622 (sched_run_compute_dependencies): Use insn_referenced instead of
4624 (add_branch_dependences): Likewise. Delete dead assignment.
4626 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4628 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4629 consumer is an asm. Add comment why this is important.
4630 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4631 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4633 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4635 * expr.c (emit_group_store): Do not shift before moving via a
4638 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4640 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4641 from aggregate to non-aggregate type if the bit pattern is not fully
4642 preserved afterwards.
4644 2008-09-17 Richard Guenther <rguenther@suse.de>
4646 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4647 (verify_gimple_assign): ... this. Split into ...
4648 (verify_gimple_assign_unary): ... this,
4649 (verify_gimple_assign_binary): ... that,
4650 (verify_gimple_assign_single): ... and this.
4651 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4652 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4653 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4654 (verify_types_in_gimple_reference): Be forgiving with
4656 (verify_gimple_phi): Deal with virtual operands.
4658 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4660 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4662 * tree.c (get_callee_fndecl): Don't call the language hook.
4663 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4664 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4665 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4667 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4669 * tree.c (protected_set_expr_location): Don't unnecessarily
4670 check for error_mark_node.
4672 2008-09-17 Art Haas <ahaas@impactweather.com>
4674 * ipa-reference.c (analyze_function): Declare step only if
4675 ENABLE_CHECKING is defined.
4677 2008-09-17 Jan Hubicka <jh@suse.cz>
4680 * tree.h (DECL_INLINE): remove.
4681 (DECL_DECLARED_INLINE_P): Update docs.
4682 (DECL_NO_INLINE_WARNING_P): new.
4683 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4684 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4686 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4687 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4690 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4693 2008-09-17 Jan Hubicka <jh@suse.cz>
4695 * ipa-reference.c (ipa_obstack): Remove.
4696 (local_info_obstack, global_info_obstack): New.
4697 (add_static_var): We now handle variables only.
4698 (mark_address_taken, mark_load, mark_store): New functions based on ...
4699 (check_operand): ... remove.
4700 (get_asm_stmt_operands): Rename to ...
4701 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4702 (scan_stmt_for_static_refs): Rewrite.
4703 (scan_op_for_static_refs): Rename to ...
4704 (scan_initializer_for_static_refs): do not look for VAR_DECL
4705 initializers; stop recursion on types and decls.
4706 (ipa_init): Use proper obstacks.
4707 (analyze_variable): Use scan_initializer_for_static_refs.
4708 (init_function_info): Use local obstack.
4709 (analyze_function): Simplify.
4710 (add_new_function): We don't need visited_nodes obstack.
4711 (generate_summary): Use proper obstacks; cleanup after propagation.
4713 2008-09-17 Richard Guenther <rguenther@suse.de>
4716 PR tree-optimization/37491
4717 * alias.c (get_alias_set): Use the canonical type.
4718 * tree-vect-transform.c (vectorizable_store): Use the type of
4719 the lhs for the vector type. Adjust checking.
4720 (vectorizable_load): Adjust checking.
4722 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4723 Adam Nemet <anemet@caviumnetworks.com>
4725 PR rtl-optimization/37483
4726 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4727 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4728 Rearrange code to better match the original comment. Check
4729 t_unconditional first. Improve comment.
4731 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4734 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4735 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4738 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4739 GIMPLE_TRY if cleanup sequence is empty.
4741 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4744 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4745 eliminate IV if the cost are the same.
4747 2008-09-16 Richard Guenther <rguenther@suse.de>
4750 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4753 2008-09-16 Richard Guenther <rguenther@suse.de>
4755 PR tree-optimization/37508
4756 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4758 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4760 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4762 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4764 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4765 use gen_floatdidf2 directly.
4766 (floatunssidf2): Likewise.
4767 (floatsidf_ppc64_mfpgpr): Remove.
4768 (floatsidf_ppc64): Remove.
4769 (floatunssidf_ppc64): Remove.
4771 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4773 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4774 rather than update_cost_queue.
4776 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4777 in every call starting with the second one, instead of only when
4778 alias_bitmap_obstack.elements != NULL.
4780 * tree-predcom.c (filter_suitable_components): Free all refs in
4781 act->refs vector before calling release_component.
4782 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4784 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4786 * tree-loop-linear.c (linear_transform_loops): Initialize
4787 lambda_obstack only after calling perfect_loop_nest_depth.
4788 Goto free_and_continue instead of just continue for later failures.
4791 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4794 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4796 2008-09-14 Andreas Schwab <schwab@suse.de>
4798 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4800 2008-09-14 Jan Hubicka <jh@suse.cz>
4802 * invoke.texi (-fconserve-stack): Document.
4803 * opts.c (decode_options): Handle conserve_stack.
4804 * common.opt (fconvserve_stack): New.
4806 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4808 * config.host: Add x-aix to host_xmake_file.
4809 * config/rs6000/t-aix52: Do not override LDFLAGS.
4810 * config/rs6000/x-aix: New file.
4812 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4818 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4819 is not recognized as a valid register usage. Allow REG_X to be used
4821 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4822 forces a reload when using a base register.
4824 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4826 * config/i386/cygming-crtend.c (register_frame_ctor): If
4827 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4828 directly with atexit.
4829 (deregister_frame_ctor): Rename to ...
4830 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4831 if !DEFAULT_USE_CXA_ATEXIT.
4833 2008-09-13 Jan Hubicka <jh@suse.cz>
4835 * cgraph.c: Include value-prof.h
4836 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4838 2008-09-13 Jan Hubicka <jh@suse.cz>
4841 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4842 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4843 tree_gen_one_value_profiler, tree_gen_average_profiler,
4844 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4846 2008-09-13 Jan Hubicka <jh@suse.cz>
4848 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4849 too many bytes on misalligned blocks.
4851 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4853 * doc/cfg.texi: Fix some typos.
4854 * doc/extend.texi: Likewise.
4855 * doc/install.texi: Likewise.
4856 * doc/invoke.texi: Likewise.
4857 * doc/rtl.texi: Likewise.
4858 * doc/tree-ssa.texi: Likewise.
4860 2008-09-13 Richard Guenther <rguenther@suse.de>
4863 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4864 gimple stores for memory rhs.
4866 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4868 PR rtl-optimization/37489
4869 * cse.c (fold_rtx): Don't return const_true_rtx for float
4870 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4872 2008-09-13 Jan Hubicka <jh@suse.cz>
4874 PR tree-optimization/37392
4875 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4877 2008-09-13 Martin Jambor <mjambor@suse.cz>
4878 Jan Hubicka <jh@suse.cz>
4880 * cgraph.c (free_edges): New variable.
4881 (NEXT_FREE_EDGE): New macro.
4882 (cgraph_free_edge): New function.
4883 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4884 (cgraph_node_remove_callees): Likewise.
4885 (cgraph_node_remove_callers): Likewise.
4886 (cgraph_create_edge): Reuse edges from the free list. Do not
4887 update uid if doing so.
4888 (cgraph_remove_*_hook): Add free call.
4890 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4892 * ira-color.c (conflict_allocno_vec): Delete.
4893 (update_cost_queue_elem): New structure.
4894 (update_cost_queue): New variable.
4895 (update_cost_queue_tail): Likewise.
4896 (update_cost_queue_elems): Likewise.
4897 (allocno_update_cost_check): Delete.
4898 (initiate_cost_update): Allocate update_cost_queue_elems
4899 instead of allocno_update_cost_check.
4900 (finish_cost_update): Update the free()s accordingly.
4901 (start_update_cost): New function.
4902 (queue_update_cost): Likewise.
4903 (get_next_update_cost): Likewise.
4904 (update_copy_costs_1): Inline into...
4905 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4906 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4907 once we've established they are equal. Don't allocate update
4908 costs if there is nothing to add to them.
4909 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4910 DIVISOR arguments. Use a queue instead of recursive calls;
4911 process all the allocnos in the initial queue, rather than
4913 (assign_hard_reg): Use queue_update_cost instead of
4914 conflict_allocno_vec. Queue coalesced allocnos instead
4915 of calling update_conflict_hard_regno_costs for each one.
4916 Just call update_conflict_hard_regno_costs once for the
4918 (ira_color): Remove conflict_allocno_vec handling.
4920 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4922 PR tree-optimization/37484
4923 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4924 (save_var_name): Same.
4925 (initialize_cloog_names): Same.
4926 (initialize_cloog_names): Same.
4928 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4930 * tree-scalar-evolution.c (set_instantiated_value): Set
4933 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4937 * ira-build.c (common_loop_tree_node_dominator): Remove.
4938 (copy_live_ranges_to_removed_store_destinations): New function.
4939 (regno_top_level_allocno_map): Move to top level from ...
4940 (ira_flattening): ... here. Use
4941 copy_live_ranges_to_removed_store_destinations.
4943 * ira-emit.c (generate_edge_moves): Fix a comment.
4945 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4948 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4949 scratch register after 'set' pattern.
4951 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4953 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4954 information passed to mark_reg_pointer.
4955 * explow.c (force_reg): Likewise.
4957 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4959 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4960 when building for the celledp architecture.
4962 2008-09-12 Richard Guenther <rguenther@suse.de>
4964 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4966 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4968 PR rtl-optimization/37424
4969 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4970 the regnos instead of the addresses.
4972 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4974 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4976 2008-09-11 Richard Guenther <rguenther@suse.de>
4978 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4979 entering the weaker equivalence recording.
4981 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4983 2008-09-11 Jeff Law <law@redhat.com>
4985 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4986 by assign_stack_local on the IRA path for stack slot sharing
4987 as well as the non-IRA path.
4989 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4991 * config/i386/i386.h: Fix whitespace issues.
4993 2008-09-11 Martin Jambor <mjambor@suse.cz>
4995 * ipa-prop.h (struct ipa_param_flags): Removed.
4996 (struct ipa_param_descriptor): New structure.
4997 (struct ipa_node_params): ipcp_lattices, param_decls and
4998 param_flags moved to ipa_param_description.
4999 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5000 descriptors. Renamed all users.
5001 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5002 changed to access descriptors. Renamed all users.
5003 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5004 to access descriptors. Renamed all users.
5005 * ipa-cp.c (ipcp_init_cloned_node): Call
5006 ipa_initialize_node_params instead of ipa_count_formal_params and
5007 ipa_create_param_decls_array.
5008 (ipcp_analyze_node): Likewise.
5009 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5010 descriptors. Renamed all users.
5011 (ipcp_initialize_node_lattices): Remove allocation.
5012 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5013 ipa_initialize_node_params instead of ipa_count_formal_params and
5014 ipa_create_param_decls_array.
5015 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5016 ipa_populate_param_decls, made static, added parameter info,
5017 renamed mt to node, removed allocation, changed to use
5019 (ipa_count_formal_params): Made static, added parameter info,
5021 (ipa_initialize_node_params): New function.
5022 (ipa_check_stmt_modifications): Changed to use descriptors.
5023 (ipa_detect_param_modifications): Removed allocation, changed to
5025 (ipa_note_param_call): Changed to use descriptors.
5026 (ipa_analyze_params_uses): Removed allocation.
5027 (ipa_free_node_params_substructures): Changed to use descriptors.
5028 (ipa_edge_duplication_hook): Use the unused attribute.
5029 (ipa_node_duplication_hook): Use the unused attribute, changed to
5030 use descriptors, changed to duplicate descriptors.
5032 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5033 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5034 indirect inlining. Made static.
5035 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5036 functions called only once.
5037 (cgraph_decide_recursive_inlining): Don't call
5038 ipa_propagate_indirect_call_infos, pass new_edges to
5039 cgraph_mark_inline_edge instead.
5040 (cgraph_decide_inlining_of_small_functions): Don't call
5041 ipa_propagate_indirect_call_infos, pass new_edges to
5042 cgraph_mark_inline_edge instead.
5043 (cgraph_decide_inlining): Don't call
5044 ipa_propagate_indirect_call_infos.
5045 * ipa-prop.c: Check that vectors are allocated.
5047 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5048 iff a new cgraph edges have been created.
5049 (cgraph_decide_inlining): New variable redo_always_inline.
5050 Flattening and always_inlining loop until callgraph stabilizes.
5051 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5052 true iff new cgraph edges have been created.
5053 (propagate_info_to_inlined_callees): Likewise.
5054 (ipa_propagate_indirect_call_infos): Likewise.
5056 2008-09-11 Richard Guenther <rguenther@suse.de>
5058 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5059 (set_prologue_iterations): Likewise.
5060 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5062 (vect_update_init_of_dr): Likewise.
5063 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5065 * fold-const.c (fold_unary): Do not generate calculations
5068 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5070 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5071 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5072 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5074 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5076 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5077 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5078 before finalizing the changes.
5079 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5081 (simplify_truth_ops_using_ranges): New.
5082 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5083 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5084 whether a simplification was made.
5085 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5086 use a switch statement and also call simplify_truth_ops_using_ranges.
5088 2008-09-11 Jan Hubicka <jh@suse.cz>
5090 * ggc-common.c (loc_array): Make static.
5091 * dce.c (rest_of_handle_ud_dce): Free worklist.
5093 2008-09-11 Jan Hubicka <jh@suse.cz>
5095 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5096 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5097 function so we are sure we do not dangle it forever.
5098 * function.c (outer_function_chain, find_function_data): Remove.
5099 (function_context_stack): New.
5100 (push_function_context, pop_function_context): Update.
5101 * function.h (struct function): Remove pointer outer.
5102 (outer_function_chain, find_function_data): Remove.
5103 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5105 2008-09-11 Jan Hubicka <jh@suse.cz>
5108 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5110 2008-09-11 Jan Hubicka <jh@suse.cz>
5112 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5114 2008-09-11 Jan Hubicka <jh@suse.cz>
5116 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5117 (free_var_map_entry): New function.
5118 (redirect_edge_var_map_destroy): Use it.
5120 2008-09-11 Jan Hubicka <jh@suse.cz>
5123 * tree-inline.c (add_lexical_block): Replace with ...
5124 (prepend_lexical_block): ... prepend at begginig.
5125 (remap_blocks): Use it and reverse later.
5126 (expand_call_inline): Use prepend_lexical_block.
5128 2008-09-11 Jan Hubicka <jh@suse.cz>
5130 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5132 2008-09-11 Jan Hubicka <jh@suse.cz>
5134 * function.c (free_after_compilation): Call insn_locators_free.
5135 * cfglayout.c (insn_locators_free): New function.
5136 * rtl.h (insn_locators_free): Declare.
5138 2008-09-11 Jan Hubicka <jh@suse.cz>
5140 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5142 (cond_move_process_if_block): Update call.
5144 2008-09-11 Jan Hubicka <jh@suse.cz>
5146 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5147 * vec.c: Include hashtab.h
5148 (vec_descriptor, ptr_hash_entry): New structures.
5149 (vec_desc_hash, vec_ptr_map): New static variables.
5150 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5151 register_overhead, free_overhead, vec_heap_free): New functions.
5152 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5153 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5154 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5157 2008-09-11 Ira Rosen <irar@il.ibm.com>
5159 PR tree-optimization/37474
5160 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5161 length of load permutation.
5163 2008-09-11 Andreas Schwab <schwab@suse.de>
5165 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5167 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5170 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5171 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5172 simplify_gen_subreg.
5174 2008-09-11 Ira Rosen <irar@il.ibm.com>
5176 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5179 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5182 * gimplify.c (gimplify_body): Call default_rtl_profile.
5185 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5186 instead of tok->val.node if not expanding to something else. Handle
5187 intervening CPP_PADDING tokens.
5188 (altivec_categorize_keyword): Remove unneeded comparisons.
5190 2008-09-10 Richard Guenther <rguenther@suse.de>
5192 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5194 2008-09-10 Richard Guenther <rguenther@suse.de>
5197 * tree-inline.c (insert_init_stmt): Make sure to not
5198 insert invalid gimple stores.
5200 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5202 PR tree-optimization/37388
5203 * toplev.c (process_options): Fail and warn when graphite
5204 flags are used, but the compiler has not been configured
5205 with graphite libraries.
5206 * graphite.c (graphite_transform_loops): Remove printfs
5207 to dump_file for the case when graphite is not available.
5209 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5212 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5213 the even element into register.
5214 (ix86_expand_vector_init_general): Don't use
5215 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5216 if we can't move from GPR to SSE register directly.
5218 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5220 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5221 not lose track of the number of NOPs needed. Number of NOPs needed
5222 for sync vs. loads workaround was switched; corrected. Run second
5223 pass for all workarounds. No NOPs needed after call insns. Change
5224 second pass to use find_next_insn_start and find_load helpers in order
5225 to properly detect parallel insns.
5226 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5228 2008-09-10 Jan Hubicka <jh@suse.cz>
5230 * value-prof.c (gimple_ic): Fix tuplification bug.
5231 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5234 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5236 PR tree-optimization/37353
5237 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5238 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5239 calls instead of cond_dead_built_in_calls.
5240 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5241 initalize the vector only before adding first entry. Use VEC_safe_push
5242 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5243 shrink_wrap_conditional_dead_built_in_calls call.
5245 2008-09-10 Ira Rosen <irar@il.ibm.com>
5247 PR tree-optimization/37385
5248 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5249 argument, and use it as a vector type if not NULL.
5250 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5252 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5253 additional argument.
5254 (vectorizable_load): Likewise.
5256 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5258 * config/i386/i386.md (SWI32): New mode iterator.
5259 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5262 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5264 PR rtl-optimization/37435
5265 * caller-save.c (insert_restore, insert_save): Check the mode by
5268 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5271 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5273 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5276 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5278 * doc/invoke.texi (ARM Options): Correct errors in discussion
5279 of -mfloat-abi, -mhard-float, and -msoft-float.
5281 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5282 Jan Hubicka <jh@suse.cz>
5285 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5286 calling gimple_regimplify_operands on it. Iterate over all newly
5287 added statements, not just the last one.
5288 (insert_init_stmt): Insert stmt into seq first, then call
5289 gimple_regimplify_operands on it. Don't create new gimplification
5290 context, nor find referenced vars.
5292 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5295 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5296 to pointer to vector pointer.
5297 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5298 propagate_info_to_inlined_callees): Likewise.
5299 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5300 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5301 ipa_check_create_edge_args.
5302 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5303 argument to pointer to vector pointer.
5304 (cgraph_decide_inlining_of_small_function): Adjust
5305 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5309 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5310 optimizing for size, not speed.
5312 PR rtl-optimization/37408
5313 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5314 if parm is promoted.
5316 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5318 PR tree-optimization/37375
5319 * tree-scalar-evolution.c (scev_info_str): Add field
5321 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5322 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5323 set_instantiated_value): Pass instantiated_below.
5324 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5326 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5327 the definitions are not instantiated.
5329 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5330 (block_before_loop): New.
5331 * tree-data-ref.c (dr_analyze_indices): Update uses of
5333 * graphite.c (block_before_scop): New.
5334 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5335 basic block, not a loop for determining the parameters.
5336 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5338 (idx_record_params, find_params_in_bb, find_scop_parameters,
5339 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5340 to instantiate_scev.
5342 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5344 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5348 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5350 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5351 Check zero freq and increase if necessary.
5353 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5355 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5356 regno is in the right range. Add comments.
5358 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5360 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5362 * mips-tfile.c (copy_object): Cast alloca result to int *.
5363 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5365 Rename class to sclass.
5366 (read_tfile): Cast read_seek return values to proper types.
5367 Cast xcalloc return value to proper type.
5369 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5371 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5372 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5373 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5375 2008-09-09 Jan Hubicka <jh@suse.cz>
5377 * profile.c (is_edge_inconsistent): Add debug output; ignore
5378 negative count on fake edges.
5379 (is_inconsistent): Add debug output.
5381 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5383 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5385 (choose_ready): When first insn is chosen from the ready list, also
5388 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5390 PR rtl-optimization/37360
5391 * haifa-sched.c (max_issue): Do not assert that we never issue more
5392 insns than issue_rate. Add comment.
5394 2008-09-09 Richard Guenther <rguenther@suse.de>
5396 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5397 (verify_types_in_gimple_call): Rename to ...
5398 (verify_gimple_call): ... this. Enhance.
5399 (verify_types_in_gimple_cond): Remove.
5400 (verify_gimple_comparison): New function ...
5401 (verify_types_in_gimple_assign): ... split out from here.
5402 (verify_types_in_gimple_return): Rename to ...
5403 (verify_gimple_return): ... this. Enhance.
5404 (verify_types_in_gimple_switch): Rename to ...
5405 (verify_gimple_switch): ... this. Enhance.
5406 (verify_gimple_goto): New function.
5407 (verify_types_in_gimple_phi): Rename to ...
5408 (verify_gimple_phi): ... this. Enhance.
5409 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5410 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5411 (verify_types_in_gimple_seq_2): Remove cases handled in
5412 verify_types_in_gimple_stmt.
5414 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5416 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5417 (push_multiple_operation, pop_multiple_operation): Set it.
5418 (workaround_rts_anomaly): New function.
5419 (workaround_speculation): New function, broken out of bfin_reorg.
5420 (bfin_reorg): Call the new functions.
5422 2008-09-09 Richard Guenther <rguenther@suse.de>
5426 * gimplify.c (gimplify_conversion): Change conversions of
5427 non-register type to VIEW_CONVERT_EXPRs.
5428 (gimplify_addr_expr): If we need to make the operand
5429 addressable make sure to use a properly initialized
5430 temporary for that so it gets a valid gimple store.
5432 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5434 * function.h (struct function): Add function_start_locus.
5435 * cfgexpand.c (gimple_expand_cfg): Use it.
5436 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5438 2008-09-09 Richard Guenther <rguenther@suse.de>
5440 PR tree-optimization/37433
5441 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5444 2008-09-09 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/37387
5447 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5448 and bits to a common type.
5450 2008-09-09 Nick Clifton <nickc@redhat.com>
5452 * config/v850/v850.md (return): Restore frame size restriction.
5454 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5456 * c-common.c (c_expand_decl): Remove.
5457 * c-common.h (anon_aggr_type_p): Remove prototype.
5458 (DECL_ANON_UNION_ELEMS): Remove.
5459 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5460 * c-decl.c (anon_aggr_type_p): Remove.
5461 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5462 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5463 * langhooks.h (struct lang_hooks): Remove expand_decl.
5464 * langhooks.c (lhd_expand_decl): Remove.
5465 * stmt.c (expand_anon_union_decl): Remove.
5466 * tree.h (expand_anon_union_decl): Remove prototype.
5468 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5471 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5473 * config/avr/avr.md (QISI) : Define mode iterator.
5474 (negated_tst<mode>) : Redefine as split using mode macro.
5475 (reversed_tstqi): Define insn as reversed compare with zero.
5476 (reversed_tsthi): Ditto.
5477 (reversed_tstsi): Ditto.
5479 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5482 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5483 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5486 * predict.c (optimize_function_for_size_p): Don't segfault if
5488 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5489 tree_swap_operands_p): Don't test cfun != NULL before calling
5490 optimize_function_for_s*_p.
5492 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5494 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5497 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5499 * crx/crx.h (IRA_COVER_CLASSES): Define.
5501 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5504 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5505 even when a stmt has been gimple_modified_p, but after fold_stmt is
5506 not any longer. Remove unneeded may_have_exposed_new_symbols
5509 2008-09-08 Richard Guenther <rguenther@suse.de>
5511 PR tree-optimization/37421
5512 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5515 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5518 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5520 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5523 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5524 * pa-hpux10.h (LINK_SPEC): Likewise.
5525 * pa-hpux11.h (LINK_SPEC): Likewise.
5527 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5529 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5530 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5532 2008-09-07 Helge Deller <deller@gmx.de>
5534 * pa/linux-atomic.c: New file.
5535 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5536 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5538 2008-09-07 Richard Guenther <rguenther@suse.de>
5539 Ira Rosen <irar@il.ibm.com>
5541 PR tree-optimization/36630
5542 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5543 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5545 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5546 Ira Rosen <irar@il.ibm.com>
5548 PR tree-optimization/35642
5549 * config/rs6000/altivec.md (mulv8hi3): Implement.
5551 2008-09-06 Jeff Law <law@redhat.com>
5553 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5555 2008-09-06 Jan Hubicka <jh@suse.cz>
5557 PR tree-optimization/14703
5558 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5560 * passes.c (init_optimization_passes): Recompute inline parameters.
5562 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5564 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5567 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5568 Peter Fuerst <post@pfrst.de>
5570 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5571 * doc/extend.texi: Document __builtin_mips_cache.
5572 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5573 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5574 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5575 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5576 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5577 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5578 (set_push_mips_isas): New variable.
5579 (mips_r10k_cache_barrier): New variable.
5580 (cache): New availability predicate.
5581 (mips_builtins): Add an entry for __builtin_mips_cache.
5582 (mips_build_cvpointer_type): New function.
5583 (MIPS_ATYPE_CVPOINTER): New macro.
5584 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5586 (r10k_simplified_address_p, r10k_simplify_address)
5587 (r10k_uncached_address_p, r10k_safe_address_p)
5588 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5589 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5590 (r10k_insert_cache_barriers): New functions.
5591 (mips_reorg_process_insns): Delete cache barriers after a
5592 branch-likely instruction.
5593 (mips_reorg): Call r10k_insert_cache_barriers.
5594 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5595 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5596 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5597 (mips_cache, r10k_cache_barrier): New define_insns.
5599 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5601 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5602 * ira-color.c (setup_allocno_left_conflicts_num): Use
5603 hard_reg_set_equal_p instead of a comparison with
5604 ira_zero_hard_reg_set.
5605 * ira.c (setup_reg_subclasses): Likewise.
5606 (setup_cover_and_important_classes): Likewise.
5607 (setup_class_translate): Likewise.
5608 (setup_reg_class_intersect_union): Likewise.
5609 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5610 (ira_init_once): Don't initialize them.
5612 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5614 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5616 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5618 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5620 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5622 Improved branch hints, safe hints, and scheduling.
5624 * haifa-sched.c (sched_emit_insn) : Define.
5625 * sched-int.h (sched_emit_insn) : Add prototype.
5626 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5627 -mhint-max-distance -msafe-hints) : Document.
5628 * config/spu/spu.c (spu_flag_var_tracking): New.
5629 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5630 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5631 TARGET_ASM_FILE_START): Define.
5632 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5633 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5634 (spu_emit_branch_hint): Add blocks argument.
5635 (insert_branch_hints, insert_nops): Remove.
5636 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5637 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5638 spu_sched_reorder, asm_file_start): New functions.
5639 (clock_var, spu_sched_length, pipe0_clock,
5640 pipe1_clock, prev_clock_var, prev_priority,
5641 spu_ls_first, prev_ls_clock): New static variables.
5642 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5643 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5644 (nopn_nv): Add a non-volatile version of nop.
5645 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5646 -mhint-max-distance, -msafe-hints): New options.
5648 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5649 Samuel Tardieu <sam@rfc1149.net>
5651 * opts.c (decode_options): Combine nested if statements.
5654 * opts.c (decode_options): Handle more relationships among
5655 unit-at-a-time, toplevel-reorder, and section-anchors.
5657 2008-09-05 David Daney <ddaney@avtrex.com>
5659 * doc/install.texi (--enable-reduced-reflection): Document new option.
5661 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5663 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5665 (constantpool_operand): New.
5666 (move_operand): Disallow sub-word modes for the constant pool.
5667 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5668 (xtensa_secondary_reload_class): Replace with....
5669 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5670 Set icode for sub-word reloads from the constant pool.
5671 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5672 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5673 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5674 * config/xtensa/xtensa-protos.h: Update prototypes.
5676 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5678 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5679 (REG_CLASS_NAMES): Update.
5680 (REG_CLASS_CONTENTS): Update.
5681 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5682 of ALL_REGS for regs 77 and 78.
5683 * function.c (instantiate_virtual_regs_in_insn): Assert that
5684 return value of simplify_gen_subreg is not NULL.
5686 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5688 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5689 (gen_rtvec_v): Fix coding standards.
5691 2008-09-04 Jan Hubicka <jh@suse.cz>
5693 * i386.c (decide_alg): Be more conservative about optimizing for size.
5695 2008-09-04 Ian Lance Taylor <iant@google.com>
5697 * varasm.c (narrowing_initializer_constant_valid_p): New
5699 (initializer_constant_valid_p): Call it.
5701 2008-09-04 Jeff Law <law@redhat.com>
5703 * fold-const.c (native_encode_real): Fix computation of WORDS.
5704 (native_interpret_real): Likewise.
5706 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5708 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5710 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5712 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5713 that the cost is already taken into account in ira-costs.c
5715 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5717 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5718 ira_debug_copies): New.
5719 (ira_bulid): Call print_copies.
5721 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5723 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5726 * config/rs6000/rs6000.c (optimization_options): Remove check of
5727 flag_toplevel_order.
5729 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5731 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5732 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5733 second operand is a reg_imm10_operand.
5734 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5735 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5736 (*seq_<GPR:mode><GPR2:mode>): Rename to
5737 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5739 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5740 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5742 (*sne_<GPR:mode><GPR2:mode>): Rename to
5743 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5746 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5748 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5749 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5750 combining an arithmetic right shift by more than 31 and a
5751 trunction. Don't match for out-of-range shift amounts. Set
5752 attribute mode to <MODE>.
5753 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5754 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5755 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5756 shifts by less than 32.
5757 (extv): Change predicate on first operand to accept registers.
5758 Change predicate of the other operands from immediate_operand to
5759 const_int_operand. Expand exts when source is a register.
5760 (extzv): Change predicate of the constant operands from
5761 immediate_operand to const_int_operand.
5762 (extzv<mode>): Change predicate of the constant operands from
5763 immediate_operand to const_int_operand and no constraint. Also
5765 (*extzv_trunc<mode>_exts): New pattern.
5767 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5769 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5770 * config/mips/mips-protos.h (mask_low_and_shift_p,
5771 mask_low_and_shift_len): Declare.
5772 * config/mips/mips.c (mask_low_and_shift_p,
5773 mask_low_and_shift_len): New functions.
5774 (mips_print_operand): Handle new operand prefix "m".
5775 * config/mips/mips.md (*cins<mode>): New pattern.
5777 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5779 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5780 optimizing for size.
5782 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5784 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5785 regardless of epilogue_completed.
5787 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5790 * ira-lives.c (process_bb_node_lives): Check setjmp.
5792 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5795 * ira-build.c (form_loop_tree): Reverse BB walk.
5796 (create_bb_allocnos): Likewise.
5797 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5798 (mark_reg_store): Rename to...
5799 (mark_ref_live): ...this and take a df_ref argument instead of
5800 note_stores arguments. Assert that we have a register.
5801 (mark_reg_clobber): Delete.
5802 (def_conflicts_with_inputs_p): New function.
5803 (mark_reg_conflicts): Delete.
5804 (mark_reg_death): Rename to...
5805 (mark_ref_dead): ...this and take a df_ref argument instead of
5806 a register. Assert that we have a register.
5807 (process_bb_node_lives): Hoist frequency calculation out of
5808 instruction walk. Convert from a forwards scan to a backwards scan.
5809 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5810 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5811 (create_allocno_live_ranges): Don't create regs_set.
5813 2008-09-04 Ian Lance Taylor <iant@google.com>
5815 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5816 or REG_LABEL_TARGET.
5817 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5818 comparing MODE with MEM.
5819 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5820 comparing with GF_PREDICT_TAKEN.
5821 (gimple_get_lhs): Change code to enum gimple_code.
5822 (gimple_set_lhs): Likewise.
5823 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5824 * omp-low.c (find_omp_clause): Change kind parameter to enum
5826 * tree-flow.h (find_omp_clause): Update declaration.
5827 * regrename.c (clear_dead_regs): Change kind parameter to enum
5829 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5831 * see.c (see_get_extension_data): Change return type to enum
5832 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5833 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5834 (see_gen_normalized_extension): Change extension_code parameter to
5836 (see_seek_pre_extension_expr): Change extension_code to enum
5838 (see_merge_one_def_extension): Likewise.
5839 (see_handle_relevant_defs): Likewise.
5840 (see_handle_relevant_uses): Likewise.
5841 (see_analyze_one_def): Likewise.
5842 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5843 GIMPLE_ASM rather than ASM_EXPR.
5844 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5845 GIMPLE_RETURN rather than RETURN_EXPR.
5846 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5847 (evaluate_stmt): Likewise.
5848 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5849 to enum vect_relevant.
5850 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5851 compare gimple codes with tree codes.
5853 2008-09-04 Paul Brook <paul@codesourcery.com>
5855 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5857 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5859 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5860 pointer check lost in the recent no-unit-at-a-time patch.
5862 2008-09-04 Jan Hubicka <jh@suse.cz>
5865 * tree-switch-conversion.c (check_final_bb): Accept only IP
5868 2008-09-04 Jan Hubicka <jh@suse.cz>
5870 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5872 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5873 using_ranges argument.
5874 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5875 (vrp_visit_cond_stmt): Update call of
5876 vrp_evaluate_conditional_warnv_with_ops
5878 2008-09-04 Jan Hubicka <jh@suse.cz>
5880 PR tree-optimization/37345
5881 PR tree-optimization/37358
5882 PR tree-optimization/37357
5883 * tree.c (build_function_type_skip_args): Build distinct type copy;
5885 (build_function_decl_skip_args): Set type of new decl not orig decl;
5886 clear DECL_VINDEX for methods turned into functions.
5888 2008-09-04 Nick Clifton <nickc@redhat.com>
5890 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5891 * configure: Regenerate.
5892 * config.in: Regenerate.
5893 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5894 alignment field, if it is supported.
5896 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5898 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5901 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5903 * config/rs6000/rs6000.c (processor_target_table): Do not
5904 enable VMX for POWER6.
5906 2008-09-03 Anton Blanchard <anton@samba.org>
5908 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5909 emit memory barrier before operation.
5911 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5914 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5915 default_elf_asm_output_external.
5917 2008-09-03 Jeff Law <law@redhat.com>
5919 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5921 2008-09-03 Richard Henderson <rth@redhat.com>
5923 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5924 memory barrier to below the test-and-set.
5925 (alpha_split_lock_test_and_set_12): Likewise.
5927 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5931 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5934 * ira-color.c (print_loop_title): Use all_allocnos.
5935 (color_pass): Ditto. Don't add border_allocnos. Check that
5936 subloop allocno in the correspdoning bitmap all_allocnos.
5938 * ira-emit.c (change_loop): Use all_allocnos.
5940 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5941 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5942 (create_cap_allocno): Remove setting mentioned_allocnos.
5943 (create_insn_allocnos): Ditto.
5944 (remove_unnecessary_allocnos): Use all_allocnos.
5945 (check_allocno_creation): Check that allocnos are in the
5946 corresponding bitmap all_allocnos.
5948 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5952 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5953 (process_regs_for_copy): Process subregs. Refine check when cost
5954 is taken into account in ira-costs.c.
5955 (process_reg_shuffles): Use REG_SUBREG_P.
5956 (add_insn_allocno_copies): Ditto. Ignore modes.
5958 * ira-color.c (conflict_allocno_vec): New.
5959 (COST_HOP_DIVISOR): New macro.
5960 (update_copy_costs_1): Use it.
5961 (update_conflict_hard_regno_costs): New function.
5962 (assign_hard_reg): Use it.
5963 (ira_color): Allocate and free conflict_allocno_vec.
5965 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5969 * ira-int.h (ira_sort_insn_chain): Remove.
5971 * ira.c (basic_block_order_nums, chain_insn_order,
5972 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5973 (ira): Don't call ira_sort_insn_chain.
5975 * reload1.c (reload): Don't call ira_sort_insn_chain.
5977 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5980 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5981 which become non throw.
5982 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5983 update_call_expr after updating the flags on the decl.
5985 2008-09-03 Jan Hubicka <jh@suse.cz>
5987 PR tree-optimization/37315
5988 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5989 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5990 (cgraph_analyze_functions): Use node->analyzed
5991 (cgraph_mark_functions_to_output): Likewise.
5992 (cgraph_expand_function): All functions can be released after
5994 (cgraph_optimize): Use gimple_has_body_p.
5995 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5996 (cgraph_decide_inlining_incrementally): Likewise.
5997 (inline_transform): Inline transform.
5998 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6000 (inlinable_function_p): Drop gimple_body check.
6001 (expand_call_inline): Use gimple_has_body_p.
6002 * gimple.c (gimple_has_body_p): New.
6003 * gimple.h (gimple_has_body_p): Add prototype.
6004 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6005 (dump_function_to_file): Use gimple_has_body_p check.
6007 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6010 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6012 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6014 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6016 From Michael Frysinger <michael.frysinger@analog.com>
6017 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6018 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6021 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6024 * doc/extend.texi: Document picoChip builtin functions.
6025 * doc/invoke.texi: Document picoChip options.
6026 * doc/contrib.texi: Add picoChip contribution.
6027 * doc/md.texi: Document picoChip constraints.
6028 * config.gcc: Add picochip-*-*.
6029 * config/picochip/: Add new port.
6031 2008-09-03 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/37328
6034 * tree-sra.c (sra_build_assignment): Gimplify properly.
6035 (generate_copy_inout): Take the correct stmt as definition,
6036 remove bogus assert.
6038 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6040 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6043 From Michael Frysinger <michael.frysinger@analog.com>
6044 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6046 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6048 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6049 (__gthread_setspecific): Revert 2008-08-31 change to
6050 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6052 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6054 * diagnostic.c (error_at): New.
6055 * toplev.h (error_at): New prototype.
6056 * c-typeck.c (build_array_ref): Call error_at instead of error.
6057 Pass location to pedwarn.
6059 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6061 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6063 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6065 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6066 VAR_DECL and CONST_DECL.
6068 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6069 Jakub Jelinek <jakub@redhat.com>
6071 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6072 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6073 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6074 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6075 Don't set ix86_save_varrargs_registers.
6076 (ix86_setup_incoming_varargs): Assume cum != NULL.
6077 (ix86_va_start): Check ix86_varargs_gpr_size and
6078 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6079 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6080 from frame pointer if ix86_varargs_gpr_size == 0.
6081 (ix86_compute_frame_layout): Updated.
6082 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6083 (ix86_varargs_gpr_size): Define.
6084 (ix86_varargs_fpr_size): Likewise.
6085 (machine_function): Remove save_varrargs_registers.
6086 Add varargs_gpr_size and varargs_fpr_size.
6088 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6090 * config/alpha/alpha.c (va_list_skip_additions,
6091 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6092 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6095 PR tree-optimization/36766
6096 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6097 for already removed basic blocks.
6100 * real.c (real_maxval): Clear a lower bit to make real_maxval
6101 match get_max_float for IBM long double format.
6103 2008-09-02 Andreas Schwab <schwab@suse.de>
6105 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6106 * configure: Regenerate.
6108 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6110 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6111 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6112 checking for a non-VOID CONSTANT_P.
6114 2008-09-02 Jan Hubicka <jh@suse.cz>
6116 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6117 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6120 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6122 * expr.c (emit_group_store): Don't assert stack temp mode size.
6124 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6125 Tobias Grosser <grosser@fim.uni-passau.de>
6126 Jan Sjodin <jan.sjodin@amd.com>
6127 Harsha Jagasia <harsha.jagasia@amd.com>
6128 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6129 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6130 Adrien Eliche <aeliche@isty.uvsq.fr>
6132 Merge from graphite branch.
6135 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6136 * doc/invoke.texi (-floop-block, -floop-interchange,
6137 -floop-strip-mine): Document new flags.
6138 * tree-into-ssa.c (gimple_vec): Moved...
6139 * tree-loop-distribution.c (rdg_component): Moved...
6140 * cfgloopmanip.c: Include tree-flow.h.
6141 (update_dominators_in_loop): New.
6142 (create_empty_if_region_on_edge): New.
6143 (create_empty_loop_on_edge): New.
6144 (loopify): Use update_dominators_in_loop.
6145 * tree-pass.h (pass_graphite_transforms): Declared.
6146 * configure: Regenerate.
6147 * tree-phinodes.c (make_phi_node): Export.
6148 (add_phi_node_to_bb): New, split from create_phi_node.
6149 * tree-chrec.c (for_each_scev_op): New.
6150 * tree-chrec.h (for_each_scev_op): Declared.
6151 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6152 (remove_statement): Call get_phi_with_result.
6153 * config.in (HAVE_cloog): Undef.
6154 * gdbinit.in (pgg): New.
6155 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6156 * tree-ssa-loop.c (graphite_transforms): New.
6157 (gate_graphite_transforms): New.
6158 (pass_graphite_transforms): New.
6159 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6160 HAVE_cloog): Defined.
6161 * tree-vectorizer.c (rename_variables_in_bb): Export.
6162 * tree-data-ref.c (dr_may_alias_p): Export.
6163 (stmt_simple_memref_p): New.
6164 (find_data_references_in_stmt): Export.
6165 (find_data_references_in_loop): Export.
6166 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6167 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6168 (create_rdg_vertices): Export.
6169 (build_empty_rdg): New.
6170 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6171 * tree-data-ref.h (rdg_component): ... here.
6173 (struct data_reference): Add a field scop.
6175 (find_data_references_in_loop): Declared.
6176 (find_data_references_in_stmt): Declared.
6177 (create_rdg_vertices): Declared.
6178 (dr_may_alias_p): Declared.
6179 (stmt_simple_memref_p): Declared.
6180 (struct rdg_edge): Add a field ddr_p relation.
6181 (build_empty_rdg): Declared.
6182 * lambda.h (lambda_matrix): Declare a VEC of.
6183 (find_induction_var_from_exit_cond): Declared.
6184 (lambda_vector_compare): New.
6185 * common.opt (fgraphite, floop-strip-mine,
6186 floop-interchange, floop-block): New flags.
6187 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6188 * cfgloop.c (is_loop_exit): New.
6189 * cfgloop.h (is_loop_exit): Declared.
6190 (create_empty_if_region_on_edge): Declared.
6191 (create_empty_loop_on_edge): Declared.
6192 * tree-flow.h (add_phi_node_to_bb): Declared.
6193 (make_phi_node): Declared.
6194 (rename_variables_in_bb): Declared.
6195 (perfect_loop_nest_depth): Declared.
6196 (graphite_transform_loops): Declared.
6197 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6198 (graphite.o-warn): Add -Wno-error.
6199 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6200 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6201 (INCLUDES): Add PPLINC, CLOOGINC.
6202 (OBJS-common): Add graphite.o.
6203 (graphite.o): Add rule.
6204 * gimple.h (gimple_vec): ... here.
6205 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6206 * passes.c (init_optimization_passes): Schedule
6207 pass_graphite_transforms.
6209 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6212 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6213 and -fno-toplevel-reorder after handle_options.
6215 2008-09-02 Paul Brook <paul@codesourcery.com>
6217 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6218 (arm_override_options): Set arm_tune_cortex_a9.
6219 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6220 (arm_issue_rate): Handle cortexa9.
6221 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6222 * config/arm/arm-cores.def: Add cortex-a9.
6223 * config/arm/arm-tune.md: Regenerate.
6224 * config/arm/arm.md: Include cortex-a9.md.
6225 (generic_sched, generic_vfp): Add cortexa9.
6226 * config/arm/cortex-a9.md: New file.
6228 2008-09-02 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/37327
6231 * tree-vrp.c (register_new_assert_for): Make sure to not have
6232 TREE_OVERFLOW set on the bound.
6234 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6236 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6238 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6239 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6242 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6244 * gcc/config/spu/spu.md (divdf3): Removed.
6246 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6248 PR tree-optimization/37095
6249 * cgraph.c (cgraph_node): When creating new cgraph node after
6250 assembler_name_hash has been populated, record it in the hash
6253 2008-09-01 Paul Brook <paul@codesourcery.com>
6255 * doc/invoke.texi: Document -mword-relocations.
6256 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6257 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6258 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6259 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6260 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6261 (arm_emit_movpair): New function.
6262 (arm_print_operand <c>): Handle sybolic addresses.
6263 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6264 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6265 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6266 * config/arm/arm.opt: Add -mword-relocations.
6267 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6268 (arm_movt, arm_movw): New.
6270 2008-09-01 Paul Brook <paul@codesourcery.com>
6272 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6273 Allow Interworking on ARMv4 EABI based targets.
6274 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6275 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6277 2008-09-01 Paul Brook <paul@codesourcery.com>
6279 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6280 optimized LT0 test. Remove optimization for GT.
6282 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6284 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6285 openmp applications.
6286 * pa-hpux11.h (LIB_SPEC): Likewise.
6288 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6291 2008-09-01 Jan Hubicka <jh@suse.cz>
6293 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6294 present, use only counts; when guessed use only frequencies.
6295 (estimate_bb_frequencies): Use function_frequency.
6296 * profile.c (compute_branch_probabilities): Exit early when
6297 profile reading failed. Set profile_status.
6298 (branch_prob): Do not set profile_status.
6300 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6302 * tree.c (protected_set_expr_location): New.
6303 * tree.h (protected_set_expr_location): New prototype.
6304 * c-tree.h (build_array_ref): Add argument.
6305 (parser_build_unary_op): Same.
6306 * c-typeck.c (build_indirect_ref): Handle new location argument.
6307 (build_array_ref): Same.
6308 (parser_build_unary_op): Same.
6309 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6311 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6313 * c-common.c (finish_label_address_expr): Handle new location argument.
6314 * c-common.h (build_indirect_ref): Add argument.
6315 (finish_label_address_expr): Same.
6316 * c-parser.c (c_parser_unary_expression): Pass location to build
6318 (c_parser_postfix_expression): Same.
6320 2008-09-01 Paul Brook <paul@codesourcery.com>
6322 * config/arm/arm.md: Include cortex-r4f.md.
6323 (attr fpu): Update type list.
6324 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6325 fconstd, fcmps and fcmpd.
6326 (attr tune_cortexr4): Define.
6327 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6328 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6329 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6330 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6331 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6332 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6333 cortex_a8_vfp_farith: Ditto.
6334 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6335 * config/arm/cortex-r4.md: Use tune_cortexr4.
6336 * config/arm/cortex-r4f.md: New file.
6338 2008-09-01 Richard Guenther <rguenther@suse.de>
6340 PR tree-optimization/37305
6341 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6342 the result of constant conversions.
6343 (fold_gimple_assign): Likewise.
6345 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6347 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6348 #ifdef ENABLE_CHECKING.
6350 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6352 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6353 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6354 when !INSN_SCHEDULING.
6356 2008-09-01 Andreas Schwab <schwab@suse.de>
6358 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6360 2008-09-01 Paul Brook <paul@codesourcery.com>
6362 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6364 2008-09-01 Jan Hubicka <jh@suse.cz>
6366 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6368 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6370 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6371 * gimplify.c (gimplify_init_constructor): Add speed operand.
6372 * tree-sra.c (decide_block_copy): Likewise.
6373 * tree-inline.c (estimate_move_cost): Likewise.
6374 * config/alpha/alpha.h (MOVE_RATIO): Update.
6375 * config/frv/frv.c (MOVE_RATIO): Update.
6376 * config/spu/spu.h (MOVE_RATIO): Update.
6377 * config/sparc/sparc.h (MOVE_RATIO): Update.
6378 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6379 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6380 * config/cris/cris.h (MOVE_RATIO): Update.
6381 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6382 * config/arm/arm.h (MOVE_RATIO): Update.
6383 * config/pa/pa.md: Update uses of MOVE_RATIO
6384 * config/pa/pa.h (MOVE_RATIO): Update.
6385 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6386 CLEAR_RATIO, SET_RATIO): Update.
6387 * config/h8300/h8300.h (MOVE_RATIO): Update.
6388 * config/v850/v850.h (MOVE_RATIO): Update.
6389 * config/bfin/bfin.h (MOVE_RATIO): Update.
6391 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6392 Dmitry Melnik <dm@ispras.ru>
6393 Dmitry Zhurikhin <zhur@ispras.ru>
6394 Alexander Monakov <amonakov@ispras.ru>
6395 Maxim Kuvyrkov <maxim@codesourcery.com>
6397 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6398 sel-sched-dump.c, sel-sched-ir.c: New files.
6399 * Makefile.in (OBJS-common): Add selective scheduling object files.
6400 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6401 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6402 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6403 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6404 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6405 (make_forwarder_block): Update loop latch if we have redirected
6406 the loop latch edge.
6407 * cfgloop.c (get_loop_body_in_custom_order): New function.
6408 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6409 (CP_FALLTHRU_PREHEADERS): Likewise.
6410 (get_loop_body_in_custom_order): Declare.
6411 * cfgloopmanip.c (has_preds_from_loop): New.
6412 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6413 Assert that the preheader edge will be fall thru when it is set.
6414 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6415 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6416 fsel-sched-substitution, fselective-scheduling): New flags.
6417 * cse.c (hash_rtx_cb): New.
6419 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6420 sel_sched_insn_cnt): New counters.
6421 * final.c (compute_alignments): Export. Free dominance
6422 info after loop_optimizer_finalize.
6423 * genattr.c (main): Output maximal_insn_latency prototype.
6424 * genautomata.c (output_default_latencies): New.
6425 Factor its code from ...
6426 (output_internal_insn_latency_func): ... here.
6427 (output_internal_maximal_insn_latency_func): New.
6428 (output_maximal_insn_latency_func): New.
6429 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6430 (struct hard_reg_set_iterator): New.
6431 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6432 hard_reg_set_iter_next): New functions.
6433 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6434 * lists.c (remove_free_INSN_LIST_node,
6435 remove_free_EXPR_LIST_node): New functions.
6436 * loop-init.c (loop_optimizer_init): When
6437 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6438 calling create_preheaders.
6439 (loop_optimizer_finalize): Do not verify flow info after reload.
6440 * recog.c (validate_replace_rtx_1): New parameter simplify.
6441 Default it to true. Update all uses. Factor out simplifying
6443 (simplify_while_replacing): ... this new function.
6444 (validate_replace_rtx_part,
6445 validate_replace_rtx_part_nosimplify): New.
6446 * recog.h (validate_replace_rtx_part,
6447 validate_replace_rtx_part_nosimplify): Declare.
6448 * rtl.c (rtx_equal_p_cb): New.
6449 (rtx_equal_p): Use it.
6450 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6451 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6452 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6453 * vecprim.h: Add a vector type for unsigned int.
6454 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6455 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6456 ready_try, cycle_issued_insns, spec_info): Make global.
6457 (readyp): Initialize.
6458 (dfa_lookahead): New global variable.
6459 (old_max_uid, old_last_basic_block): Remove.
6460 (h_i_d): Make it a vector.
6461 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6463 (after_recovery, adding_bb_to_current_region_p):
6464 New variables to handle correct insertion of the recovery code.
6465 (struct ready_list): Move declaration to sched-int.h.
6466 (rgn_n_insns): Removed.
6467 (rtx_vec_t): Move to sched-int.h.
6468 (find_insn_reg_weight): Remove.
6469 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6470 (haifa_init_h_i_d, haifa_finish_h_i_d):
6471 New functions to initialize / finalize haifa instruction data.
6472 (extend_h_i_d, init_h_i_d): Rewrite.
6473 (unlink_other_notes): Move logic to add_to_note_list. Handle
6474 selective scheduler.
6475 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6476 find_fallthru_edge): Make global, remove static prototypes.
6477 (max_issue): Make global. Add privileged_n and state parameters. Use
6479 (extend_global, extend_all): Removed.
6480 (init_before_recovery): Add new param. Fix the handling of the case
6481 when we insert a recovery code before the EXIT which has a predecessor
6482 with a fallthrough edge to it.
6483 (create_recovery_block): Make global. Rename to
6484 sched_create_recovery_block. Update.
6485 (change_pattern): Rename to sched_change_pattern. Make global.
6486 (speculate_insn): Rename to sched_speculate_insn. Make global.
6487 Split haifa-specific functionality into ...
6488 (haifa_change_pattern): New static function.
6489 (sched_extend_bb): New static function.
6490 (sched_init_bbs): New function.
6491 (current_sched_info): Change type to struct haifa_sched_info.
6492 (insn_cost): Adjust for selective scheduling.
6493 (dep_cost_1): New function. Move logic from ...
6494 (dep_cost): ... here.
6495 (dep_cost): Use dep_cost_1.
6496 (contributes_to_priority_p): Use sched_deps_info instead of
6498 (priority): Adjust to work with selective scheduling. Process the
6499 corner case when all dependencies don't contribute to priority.
6500 (rank_for_schedule): Use ds_weak instead of dep_weak.
6501 (advance_state): New function. Move logic from ...
6502 (advance_one_cycle): ... here.
6503 (add_to_note_list, concat_note_lists): New functions.
6504 (rm_other_notes): Make static. Adjust for selective scheduling.
6505 (remove_notes, restore_other_notes): New functions.
6506 (move_insn): Add two arguments. Update assert. Don't call
6508 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6509 Remove more_issue, max_points. Move the code to initialize
6510 max_lookahead_tries to max_issue.
6511 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6512 ready. Adjust use of move_insn. Call restore_other_notes.
6514 (sched_init, sched_finish): Move Haifa-specific initialization/
6516 (haifa_sched_init, haifa_sched_finish): ... respectively.
6518 (setup_sched_dump): New function.
6519 (haifa_init_only_bb): New static function.
6520 (haifa_speculate_insn): New static function.
6521 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6522 (extend_ready, extend_all): Remove.
6523 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6524 (create_check_block_twin, add_to_speculative_block): Use
6525 haifa_insns_init instead of extend_global. Update to use new
6526 initialization functions. Change parameter. Factor out code from
6527 create_check_block_twin to ...
6528 (sched_create_recovery_edges) ... this new function.
6529 (add_block): Remove.
6530 (sched_scan_info): New.
6531 (extend_bb): Use sched_scan_info.
6532 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6533 static functions for walking through scheduling region.
6534 (sched_luids): New vector variable to replace uid_to_luid.
6535 (luids_extend_insn): New function.
6536 (sched_max_luid): New variable.
6537 (luids_init_insn): New function.
6538 (sched_init_luids, sched_finish_luids): New functions.
6539 (insn_luid): New debug function.
6540 (sched_extend_target): New function.
6541 (haifa_init_insn): New static function.
6542 (sched_init_only_bb): New hook.
6543 (sched_split_block): New hook.
6544 (sched_split_block_1): New function.
6545 (sched_create_empty_bb): New hook.
6546 (sched_create_empty_bb_1): New function.
6547 (common_sched_info, ready): New global variables.
6548 (current_sched_info_var): Remove.
6549 (move_block_after_check): Use common_sched_info.
6550 (haifa_luid_for_non_insn): New static function.
6551 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6552 (increase_insn_priority): New.
6553 * modulo-sched.c: (issue_rate): Remove static declaration.
6554 (sms_sched_info): Change type to haifa_sched_info.
6555 (sms_sched_deps_info, sms_common_sched_info): New variables.
6556 (setup_sched_infos): New.
6557 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6558 Do not call regstat_free_calls_crossed.
6559 (sms_print_insn): Use const_rtx.
6560 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6561 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6562 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6563 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6564 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6565 current_sched_info to use it.
6566 (enum reg_pending_barrier_mode): Move to sched-int.h.
6567 (h_d_i_d): New variable. Initialize to NULL.
6568 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6570 (estimate_dep_weak): Remove static declaration.
6571 (sched_has_condition_p): New function. Adjust users of
6572 sched_get_condition to use it instead.
6573 (conditions_mutex_p): Add arguments indicating which conditions are
6575 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6576 argument to indicate whether returned condition is reversed. Do not
6577 generate new rtx when condition should be reversed; indicate it by
6578 setting new argument instead.
6579 (add_dependence_list_and_free): Add deps parameter.
6580 Update all users. Do not free dependence list when
6581 deps context is readonly.
6582 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6584 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6585 (remove_from_deps): New. Use the above functions.
6586 (cur_insn, can_start_lhs_rhs_p): New static variables.
6587 (add_or_update_back_dep_1): Initialize present_dep_type.
6588 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6589 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6590 haifa_note_dep): New functions implementing dependence hooks for
6591 the Haifa scheduler.
6592 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6593 note_dep): New functions.
6594 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6596 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6597 (free_deps): Initialize deps->reg_last.
6598 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6599 sched_analyze_insn): Update to use dependency hooks infrastructure
6600 and readonly contexts.
6601 (deps_analyze_insn): New function. Move part of logic from ...
6602 (sched_analyze): ... here. Also move some logic to ...
6603 (deps_start_bb): ... here. New function.
6604 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6606 (sched_deps_init): New function. Move code from ...
6607 (init_dependency_caches): ... here. Remove.
6608 (init_deps_data_vector): New.
6609 (sched_deps_finish): New function. Move code from ...
6610 (free_dependency_caches): ... here. Remove.
6611 (init_deps_global, finish_deps_global): Adjust for use with
6612 selective scheduling.
6613 (get_dep_weak): Move logic to ...
6614 (get_dep_weak_1): New function.
6615 (ds_merge): Move logic to ...
6616 (ds_merge_1): New static function.
6617 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6618 (ds_get_max_dep_weak): New function.
6619 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6620 (n_insns): Rename to rgn_n_insns.
6621 (debug_ebb_dependencies): New function.
6622 (init_ready_list): Use it.
6623 (begin_schedule_ready): Use sched_init_only_bb.
6624 (ebb_print_insn): Indicate when an insn starts a new cycle.
6625 (contributes_to_priority, compute_jump_reg_dependencies,
6626 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6627 (add_block1): Remove to ebb_add_block.
6628 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6629 (schedule_ebb): Initialize them. Use remove_notes instead of
6630 rm_other_notes. Use haifa_local_init/finish.
6631 (schedule_ebbs): Use haifa_sched_init/finish.
6632 * sched-int.h: Include vecprim.h, remove rtl.h.
6633 (struct ready_list): Delete declaration.
6634 (sched_verbose_param, enum sched_pass_id_t,
6635 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6636 (struct sched_scan_info_def): New structure.
6637 (sched_scan_info, sched_scan, sched_init_bbs,
6638 sched_init_luids, sched_finish_luids, sched_extend_target,
6639 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6640 (struct common_sched_info_def): New.
6641 (common_sched_info, haifa_common_sched_info,
6642 sched_emulate_haifa_p): Declare.
6644 (sched_luids): Declare.
6645 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6646 (sched_max_luid, insn_luid): Declare.
6647 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6648 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6649 print_insn, print_pattern, print_value, haifa_classify_insn,
6650 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6651 setup_sched_dump, sched_init, sched_finish,
6652 sel_insn_is_speculation_check): Export.
6653 (struct ready_list): Move from haifa-sched.c.
6654 (ready_try, ready, max_issue): Export.
6655 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6656 sched_init_only_bb, sched_split_block, sched_split_block_1,
6657 sched_create_empty_bb, sched_create_empty_bb_1,
6658 sched_create_recovery_block, sched_create_recovery_edges): Export.
6659 (enum reg_pending_barrier_mode): Export.
6660 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6662 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6663 print_insn field. Move add_block and fix_recovery_cfg to
6664 common_sched_info_def. Move compute_jump_reg_dependencies,
6666 (struct sched_deps_info_def): ... this new structure.
6667 (sched_deps_info): Declare.
6668 (struct spec_info_def): Remove weakness_cutoff, add
6669 data_weakness_cutoff and control_weakness_cutoff.
6670 (spec_info): Declare.
6671 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6673 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6674 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6675 (current_sched_info): Change type to struct haifa_sched_info.
6676 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6677 (h_d_i_d): New variable.
6678 (HDID): New accessor macro.
6679 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6680 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6682 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6683 (enum SCHED_FLAGS): Update for selective scheduler.
6684 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6685 (init_dependency_caches, free_dependency_caches): Delete declarations.
6686 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6687 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6688 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6689 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6690 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6692 (rm_other_notes): Delete declaration.
6693 (schedule_block): Remove one argument.
6694 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6695 ready_element, ready_lastpos, sched_extend_ready_list,
6696 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6697 concat_note_lists): Export.
6698 (struct region): Move from sched-rgn.h.
6699 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6700 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6701 BLOCK_TO_BB, CONTAINING_RGN): Export.
6702 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6703 (current_nr_blocks, current_blocks, target_bb): Likewise.
6704 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6705 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6706 sched_rgn_local_init, extend_regions,
6707 rgn_make_new_region_out_of_new_block, compute_priorities,
6708 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6709 extend_rgns, deps_join rgn_setup_common_sched_info,
6710 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6711 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6712 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6713 increase_insn_priority): Likewise.
6714 * sched-rgn.c: Include sel-sched.h.
6715 (ref_counts): New static variable. Use it ...
6716 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6717 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6718 (sched_is_disabled_for_current_region_p): Delete static declaration.
6719 (struct region): Move to sched-int.h.
6720 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6721 ebb_head): Define and initialize.
6722 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6723 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6724 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6726 (find_single_block_region): Add new argument to indicate that EBB
6727 regions should be constructed.
6728 (debug_live): Delete declaration.
6729 (current_nr_blocks, current_blocks, target_bb):
6730 Remove static qualifiers.
6731 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6733 (init_regions): Delete declaration.
6734 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6735 rgn_estimate_number_of_insns): New.
6736 (too_large): Use estimate_number_of_insns.
6737 (haifa_find_rgns): New. Move the code from ...
6738 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6739 (free_trg_info): New.
6740 (compute_trg_info): Allocate candidate tables here instead of ...
6741 (init_ready_list): ... here.
6742 (rgn_print_insn): Use const_rtx.
6743 (contributes_to_priority, extend_regions): Delete static declaration.
6744 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6745 (add_block1): Rename to rgn_add_block.
6746 (debug_rgn_dependencies): Delete static qualifier.
6747 (new_ready): Use sched_deps_info. Simplify.
6748 (rgn_common_sched_info, rgn_const_sched_deps_info,
6749 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6751 (region_sched_info): Rename to rgn_const_sched_info.
6752 (deps_join): New, extracted from ...
6753 (propagate_deps): ... here.
6754 (compute_block_dependences, debug_dependencies): Update for selective
6756 (free_rgn_deps, compute_priorities): New functions.
6757 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6758 sched_rgn_compute_dependencies): New functions.
6759 (schedule_region): Use them.
6760 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6761 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6763 (schedule_insns): Call new functions that were split out.
6764 (rgn_make_new_region_out_of_new_block): New.
6765 (get_rgn_sched_max_insns_priority): New.
6766 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6767 scheduling when appropriate.
6768 * sched-vis.c: Include insn-attr.h.
6769 (print_value, print_pattern): Make global.
6770 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6771 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6772 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6773 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6774 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6775 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6776 hooks. Initialize them to 0.
6777 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6778 * target.h (struct gcc_target): Add them. Rename gen_check field to
6780 * flags.h (sel_sched_switch_set): Declare.
6781 * opts.c (sel_sched_switch_set): New variable.
6782 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6783 pipelining is disabled from command line.
6784 (common_handle_option): Record whether selective scheduling is
6785 requested from command line.
6786 * doc/invoke.texi: Document new flags and parameters.
6787 * doc/tm.texi: Document new target hooks.
6788 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6790 (dfa_state_size): Do not declare locally.
6791 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6792 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6793 rs6000_alloc_sched_context, rs6000_set_sched_context,
6794 rs6000_free_sched_context): New functions.
6795 (struct _rs6000_sched_context): New.
6796 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6798 (rs6000_sched_finish): Do not run for selective scheduling.
6800 2008-08-31 Jan Hubicka <jh@suse.cz>
6802 * frv.c (frv_rtx_costs): Update forward declaration.
6803 * spu.c (spu_rtx_costs): Likewise.
6804 * pdp11.c: Include df.h
6805 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6806 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6807 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6808 * iq2000.c (iq2000_address_cost): Add speed argument.
6809 (iq2000_rtx_costs): Likewise.
6810 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6811 update call of mn10300_address_cost.
6812 * mcore.c: Include df.h
6813 (mcore_rtx_costs): Update prototype.
6814 * score3.c: Include df.h
6815 (score3_rtx_costs): Remove speed argument.
6816 * score7.c: Include df.h
6817 (score7_address_cost): Remove speed argument.
6818 * score-protos.h (score_address_cost): Update prototype.
6819 * score.c: Include df.h
6820 (score_rtx_costs): Update call of costs functions.
6821 * v850.c (v850_rtx_costs): Add bool argument.
6823 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6825 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6827 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6829 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6830 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6832 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6834 * mkmap-flat.awk: Add option pe_dll.
6835 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6836 * config/i386/t-cygwin (SHLIB_LC): Add.
6837 * config/i386/t-mingw32 (SHLIB_LC): Add.
6838 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6839 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6840 (LINK_SPEC): Support libgcc_s.
6841 (LIBGCC_SPEC): Support libgcc_s.
6842 (LIBGCC_SONAME): New.
6844 2008-08-31 Jan Hubicka <jh@suse.cz>
6846 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6847 mistakely had old version of patch.
6849 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6850 (ipcp_estimate_growth): New.
6851 (ipcp_insert_stage): Use ipcp_estimate_growth.
6852 * profile.c (branch_prob): When reading failed, do not consider
6855 2008-08-31 Jan Hubicka <jh@suse.cz>
6857 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6858 loop is optimized for speed.
6860 2008-08-31 Richard Guenther <rguenther@suse.de>
6863 * fold-const.c (fold_binary): Retain conversions in folding
6866 2008-08-31 Jan Hubicka <jh@suse.cz>
6868 * postreload-gcse.c (eliminate_partially_redundant_loads):
6869 Use optimize_bb_for_size_p.
6870 * predict.c (maybe_hot_frequency_p): Make inline.
6871 (maybe_hot_count_p): Break out from ...
6872 (maybe_hot_bb_p): ... this one.
6873 (maybe_hot_edge_p): Simplify.
6874 * basic-block.h (probably_cold_bb_p): Remove.
6876 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6879 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6881 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6882 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6883 Also split V4SFmode.
6884 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6887 2008-08-31 Jan Hubicka <jh@suse.cz>
6889 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6891 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6893 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6896 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6899 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6900 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6902 2008-08-31 Jan Hubicka <jh@suse.cz>
6904 * sparc.h (BRANCH_COST): Fix macro definition.
6905 * avr.c (avr_operand_rtx_cost): Add speed argument.
6906 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6908 2008-08-31 Richard Guenther <rguenther@suse.de>
6910 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6911 types instead of operands. Re-instantiate verifying of
6912 binary expression operands.
6914 2008-08-30 Jan Hubicka <jh@suse.cz>
6916 * fwprop.c (should_replace_address): Add speed attribute.
6917 (PR_OPTIMIZE_FOR_SPEED): New flag.
6918 (propagate_rtx_1): Use it.
6919 (propagate_rtx): Set it.
6920 (try_fwprop_subst): Update call of rtx_costs.
6921 (forward_propagate_and_simplify): LIkewise.
6922 * hooks.c (hook_int_rtx_bool_0): New
6923 (hook_bool_rtx_int_int_intp_false): Replace by ...
6924 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6925 * hooks.h (hook_int_rtx_bool_0): New
6926 (hook_bool_rtx_int_int_intp_false): Replace by ...
6927 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6928 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6929 (prepare_cmp_insn): UPdate call of rtx_cost.
6930 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6931 (reload_cse_simplify_operands): Update call of rtx_cost.
6932 (reload_cse_move2add): call of rtx_cost.
6933 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6934 * rtlanal.c (rtx_cost): Add speed argument.
6935 (address_cost): Add speed argument
6936 (default_address_cost): Likewise.
6937 (insn_rtx_cost): Likewise.
6938 * cfgloopanal.c (seq_cost): Add speed argument.
6939 (target_reg_cost, target_spill_cost): Turn to array.
6940 (init_set_costs): Update for speed.
6941 (estimate_reg_pressure_cost): Add speed argument.
6942 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6943 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6944 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6945 (seq_cost): Add speed argument.
6946 (computation_cost): Add speed arugment.
6947 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6948 (force_expr_to_var_cost): Update for profile info.
6949 (force_var_cost): Likewise.
6950 (split_address_cost): Likewise.
6951 (ptr_difference_cost): Likewise.
6952 (difference_cost): Likewise.
6953 (get_computation_cost_at): Likewise.
6954 (determine_iv_cost): Likewise.
6955 (ivopts_global_cost_for_size): Likewise.
6956 (rewrite_use_address): Likewise.
6957 (tree_ssa_iv_optimize_loop): Initialize speed field.
6958 * cse.c (optimize_this_for_speed_p): New static var.
6959 (notreg_cost): Update call of rtx_cost.
6960 (cse_extended_basic_block): set optimize_this_for_speed_p.
6961 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6962 (noce_try_cmove_arith): Likewise.
6963 (noce_try_sign_mask): LIkewise.
6964 * expr.c (compress_float_constant): Update rtx_cost calls.
6965 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6967 (addr_to_parts): Likewise.
6968 (create_mem_ref): Likewise.
6969 * dse.c (find_shift_sequence): Add speed argument.
6970 (replace_read): Update call.
6971 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6972 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6973 * neg_cost, shift_cost, shiftadd_cost,
6974 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6975 mul_highpart_cost): Increase dimension.
6976 (init_expmed): Initialize for both size and speed.
6977 (expand_shift): Use profile.
6978 (synth_mult): Use profile.
6979 (choose_mult_variant): Use profile.
6980 (expand_mult): Use profile.
6981 (expand_mult_highpart_optab): Use profile.
6982 (expand_mult_highpart): Use profile.
6983 (expand_smod_pow2): Use profile.
6984 (expand_divmod): Use profile.
6985 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6987 * loop-invariant.c (create_new_invariant): Use profile.
6988 (gain_for_invariant): Add speed parameter.
6989 (best_gain_for_invariant): Likewise.
6990 (find_invariants_to_move): Likewise.
6991 (move_single_loop_invariants): Set it.
6992 * target-def.h (TARGET_RTX_COSTS): Use hook.
6993 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6994 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6995 * output.h (default_address_cost): Update prototype.
6996 * combine.c (optimize_this_for_speed_p): New static var.
6997 (combine_validate_cost): Update call of rtx_cost.
6998 (combine_instructions): Set optimize_this_for_speed_p.
6999 (expand_compound_operation): Update call of rtx_cost.
7000 (make_extraction):Update call of rtx_cost.
7001 (force_to_mode):Update call of rtx_cost.
7002 (distribute_and_simplify_rtx):Update call of rtx_cost.
7003 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7004 (estimate_reg_pressure_cost): Update prototype.
7005 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7006 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7008 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7009 (alpha_rtx_costs): Update.
7010 * config/frv/frv.c (frv_rtx_costs): Update.
7011 * config/s390/s390.c (s390_rtx_costs): Update.
7012 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7013 (m32c_rtx_costs): Update.
7014 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7015 (spu_rtx_costs): Update.
7016 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7017 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7018 * config/i386/i386.c (:ix86_address_cost): Update.
7019 (ix86_rtx_costs): Update.
7020 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7021 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7022 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7023 * config/crx/crx.c (crx_address_cost): Update.
7024 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7025 * config/stormy16/stormy16.c
7026 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7027 * config/m68hc11/m68hc11.c
7028 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7029 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7030 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7032 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7034 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7035 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7036 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7037 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7038 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7039 (mcore_rtx_costs): update.
7040 * config/score/score3.c (score3_rtx_costs): Update.
7041 * config/score/score7.c (score7_rtx_costs): Update.
7042 * config/score/score3.h (score3_rtx_costs):Update.
7043 * config/score/score7.h (score7_rtx_costs): Update.
7044 * config/score/score.c (score_rtx_costs): Update.
7045 * config/arm/arm.c (arm_address_cost): Update.
7046 (arm_rtx_costs_1): Update.
7047 (arm_rtx_costs_1): Update.
7048 (arm_size_rtx_costs): Update.
7049 (arm_size_rtx_costs): Update.
7050 (arm_size_rtx_costs): Update.
7051 (arm_xscale_rtx_costs): Update.
7052 (arm_thumb_address_cost): Update.
7053 * config/pa/pa.c (hppa_address_cost): Update.
7054 * config/mips/mips.c (mips_rtx_costs): Update.
7055 * config/vax/vax.c (vax_address_cost): Update.
7056 * config/h8300/h8300.c (h8300_shift_costs): Update.
7057 (h8300_rtx_costs): Update.
7058 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7059 (v850_rtx_costs): Update.
7060 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7061 * config/bfin/bfin.c
7062 (bfin_address_cost): Update.
7063 (bfin_rtx_costs): Update.
7064 * stmt.c (lshift_cheap_p): Update.
7066 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7069 * expmed.c (extract_bit_field_1): Check the mode size to make
7070 sure the vector modes have the same size.
7072 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7074 * dojump.c (top level): Include basic-block.h to declare
7075 optimize_insn_for_speed_p
7077 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7079 * opts.h (CL_SAVE): New option class for marking options that are
7080 target specific options usable in the target attribute.
7081 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7083 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7084 can easily find the target specific options that are safe to use
7085 in the attribute or pragma.
7087 * attribs.c (decl_attributes): Change #pragma GCC option to
7088 #pragma GCC target, and attribute((option(...))) to
7089 attribute((target(...))).
7091 * doc/extend.texi (target attribute): Change from option
7092 attribute. Delete push/pop/reset.
7093 (#pragma GCC target): Change from #pragma GCC option. Delete
7095 (#pragma GCC push_options): Document new pragma.
7096 (#pragma GCC pop_options): Document new pragma.
7097 (#pragma GCC reset_options): Document new pragma.
7099 * targhooks.c (default_target_option_valid_attribute_p): Add
7100 warning about port not supporting target attributes.
7101 (default_target_option_pragma_parse): New function, warn about
7102 #pragma GCC target not being supported.
7104 * targhooks.h (default_target_option_pragma_parse): Add
7107 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7108 TI_CURRENT_OPTION_PRAGMA.
7109 (current_target_pragma): Rename from current_option_pragma.
7111 * target.h: (struct target_option): Delete booleans for changing
7112 the optimization level on hot/cold functions. Change signature of
7113 pragma_parse hook to take a second tree.
7115 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7117 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7118 that the declaration is done at global scope.
7120 * langhooks.c (add_builtin_function_common): Move most of the code
7121 from add_builtin_function here, calling the hook passed in.
7122 (add_builtin_function): Call add_builtin_function_common with
7123 standard builtin hook.
7124 (add_builtin_function_ext_scope): New function to add builtins to
7127 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7129 (add_builtin_function_ext_scope): Add declaration.
7131 * c-pragma.c (handle_pragma_target): Rename from
7132 handle_pragma_option, #pragma GCC option is now #pragma GCC
7133 target. Move warning about port not supporting target options to
7134 default pragma parse hook. Remove push/pop/reset from this
7136 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7137 (option_stack): Delete static variable.
7138 (optimize_stack): Ditto.
7139 (optons_stack): New stack of saved target and optimization
7141 (handle_pragma_push_options): New function to handle pushing both
7142 target and optimization options.
7143 (handle_pragma_pop_options): New function to handle popping both
7144 target and optimization options.
7145 (handle_pragma_reset_options): New function to handle resetting
7146 both target and optimization options to their initial state.
7147 (init_pragma): Rename handle_pragma_option to
7148 handle_pragma_target. Add support for push_options, pop_options,
7149 and reset_options pragmas.
7151 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7152 default_target_option_pragma_parse.
7153 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7154 default_target_option_valid_attribute_p.
7155 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7156 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7157 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7158 optimization level on hot/cold functions.
7160 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7161 if the caller and callee have different optimization levels.
7163 * c-common.c (handle_target_attribute): Rename from
7164 handle_option_attribute, attribute((option(...))) is now
7165 attribute((target(...))). Move warning if the port does not
7166 support target attributes to the default hook.
7167 (handle_hot_attribute): Delete code to change the optimization
7168 level of hot functions.
7169 (handle_cold_attribute): Ditto.
7171 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7172 argument that is the binary tree options to use if there are no
7173 arguments. Call ix86_valid_target_attribute_tree instead of
7174 ix86_valid_option_attribute_tree.
7175 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7176 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7177 ix86_pragma_option_parse.
7179 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7180 Rename from ix86_valid_option_attribute_tree.
7182 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7183 new builtins when the ISA changes.
7184 (ix86_valid_target_attribute_tree): Rename from
7185 ix86_valid_option_attribute_tree. Change callers. If the
7186 function specified optimization options, use those as the starting
7187 point before setting up the target attributes. If the
7188 optimization options were changed in the course of setting the
7189 target attributes, record the new optimization options.
7190 (ix86_valid_target_attribute_tree_inner_p): Rename from
7191 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7192 ix86_add_new_builtins if the ISA changed.
7193 (ix86_valid_target_attribute_p): Rename from
7194 ix86_valid_option_attribute_p. Change callers.
7195 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7196 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7197 as delayed builtin functions.
7198 (struct builtin_isa): New structure to record builtin functions
7199 that should be delayed until the ISA for that function is used.
7200 (ix86_builtins_isa): Change from int to struct to track builtin
7201 functions we want to declare at some point.
7202 (def_builtin): If the front end can delay defining the builtin
7203 functions, don't create builtins for ISAs not part of the default
7205 (def_builtin_const): Ditto.
7206 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7207 __builtin_ia32_pcmov_v2di to be different builtin functions.
7208 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7209 a structure instead of an int.
7210 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7211 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7212 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7213 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7215 * config/ia64/ia64.h
7216 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7217 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7219 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7220 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7221 (LANG_HOOKS_INITIALIZER): Add
7222 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7224 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7227 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7228 the reload address with the index register for SFmode
7229 access with a displacement.
7231 2008-08-30 Jan Hubicka <jh@suse.cz>
7233 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7234 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7235 * dojump.c (do_jump): Likewise.
7236 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7237 (note-if_info): Add BRANCH_COST.
7238 (noce_try_store_flag_constants, noce_try_addcc,
7239 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7240 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7241 find_if_case_2): Use computed branch cost.
7242 * expr.h (BRANCH_COST): Update default.
7243 * predict.c (predictable_edge_p): New function.
7244 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7245 Update BRANCH_COST call.
7246 * basic-block.h (predictable_edge_p): Declare.
7247 * config/alpha/alpha.h (BRANCH_COST): Update.
7248 * config/frv/frv.h (BRANCH_COST): Update.
7249 * config/s390/s390.h (BRANCH_COST): Update.
7250 * config/spu/spu.h (BRANCH_COST): Update.
7251 * config/sparc/sparc.h (BRANCH_COST): Update.
7252 * config/m32r/m32r.h (BRANCH_COST): Update.
7253 * config/i386/i386.h (BRANCH_COST): Update.
7254 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7256 * config/sh/sh.h (BRANCH_COST): Update.
7257 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7258 * config/avr/avr.h (BRANCH_COST): Update.
7259 * config/crx/crx.h (BRANCH_COST): Update.
7260 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7261 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7262 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7263 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7264 * config/ia64/ia64.h (BRANCH_COST): Update.
7265 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7266 * config/arc/arc.h (BRANCH_COST): Update.
7267 * config/score/score.h (BRANCH_COST): Update.
7268 * config/arm/arm.h (BRANCH_COST): Update.
7269 * config/pa/pa.h (BRANCH_COST): Update.
7270 * config/mips/mips.h (BRANCH_COST): Update.
7271 * config/vax/vax.h (BRANCH_COST): Update.
7272 * config/h8300/h8300.h (BRANCH_COST): Update.
7273 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7274 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7275 * doc/tm.texi (BRANCH_COST): Update.
7277 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7280 * config/arm/arm.c (arm_optimization_options): Set
7281 flag_section_anchors to 2 instead of 1 to distinguish it from
7282 -fsection-anchors given explicitely on the command line.
7284 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7286 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7287 final insn of a split.
7289 2008-08-30 Jan Hubicka <jh@suse.cz>
7291 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7292 optimized for speed.
7293 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7294 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7295 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7296 flag_gcse_after_reload_set): New static vars.
7297 (common_handle_option): Enable those flags for profile-use.
7298 (decode_options): Remove optimize_size flags that are handled
7299 on higher granuality.
7300 * tree-vectorizer.c (vectorize_loops): Use
7301 optimize_loop_nest_for_speed_p.
7302 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7303 * tree-predcom.c (tree_predictive_commoning): Use
7304 optimize_loop_for_speed_p.
7305 * varasm.c (assemble_start_function): Use
7306 optimize_function_for_speed_p.
7307 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7308 * predict.c (optimize_loop_for_speed_p): Fix walk.
7310 2008-08-30 Jan Hubicka <jh@suse.cz>
7312 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7314 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7315 profile presence locally.
7317 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7320 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7321 versions before 4.0.
7323 2008-08-29 Jan Hubicka <jh@suse.cz>
7325 * tree-inline.c (insert_init_stmt): Insert sequence even when
7328 2008-08-29 Jeff Law <law@redhat.com>
7330 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7331 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7332 location and class is an FP register.
7334 2008-08-29 Jan Hubicka <jh@suse.cz>
7336 * see.c (see_merge_one_def_extension): Silence used uninitialized
7338 * matrix-reorg.c (check_allocation_function): Likewise.
7339 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7341 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7344 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7345 compute new & and | in type rather than TREE_TYPE (arg0).
7347 * dwarf2out.c (fortran_common): Update comment.
7348 (gen_variable_die): Swap com_die and var_die variables in Fortran
7349 COMMON block handling code.
7351 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7353 * dwarf2out.c (gen_const_die): New function.
7354 (size_of_die, value_format, output_die): Output larger
7355 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7356 (native_encode_initializer): New function.
7357 (tree_add_const_value_attribute): Call it.
7358 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7360 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7361 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7362 TREE_THIS_VOLATILE to add_type_attribute.
7364 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7366 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7369 * dwarf2out.c (loc_by_reference): New function.
7370 (add_location_or_const_value_attribute): Use it.
7373 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7374 as DW_TAG_variable children of DW_TAG_common_block rather than
7375 DW_TAG_member children. Put DW_AT_external to individual
7376 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7378 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7379 loc_descriptor_from_tree_1.
7383 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7384 arguments to imported_module_or_decl.
7385 (debug_nothing_tree_tree): Removed.
7386 (debug_nothing_tree_tree_tree_bool): New prototype.
7387 * debug.c (do_nothing_debug_hooks): Adjust.
7388 (debug_nothing_tree_tree): Removed.
7389 (debug_nothing_tree_tree_tree_bool): New function.
7390 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7391 (gen_variable_die): Put all common vars for the
7392 same COMMON block under one DW_TAG_common_block.
7393 (declare_in_namespace): Return new context_die, for Fortran
7394 return the module DIE instead of adding extra declarations into
7396 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7397 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7398 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7400 (dwarf2out_global_decl): Don't skip Fortran global vars.
7401 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7402 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7403 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7404 DW_TAG_imported_declaration as child of previous
7405 DW_TAG_imported_module.
7406 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7407 * sdbout.c (sdb_debug_hooks): Likewise.
7408 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7410 2008-08-29 Jan Hubicka <jh@suse.cz>
7412 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7414 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7415 * ipa-cp.c (n_cloning_candidates): New static variable.
7416 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7417 (ipcp_print_all_lattices): Improve debug output.
7418 (ipcp_cloning_candidate_p): New function.
7419 (ipcp_initialize_node_lattices): Use it.
7420 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7421 (ipcp_propagate_stage): Prettier debug output.
7422 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7423 (ipcp_print_all_structures): Remove.
7424 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7425 (ipcp_insert_stage): Prettier debug output; call
7426 cgraph_remove_unreachable_nodes before propagating.
7427 (pass_ipa_cp): Schedule function removal pass.
7428 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7430 (cgraph_maybe_hot_edge_p): Move to ...
7431 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7432 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7433 (common_handle_option): Set them; enable ipa-cp when profiling.
7434 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7435 (ipa_print_all_jump_functions): Likewise.
7436 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7437 (ipa_print_node_params, ipa_print_all_params): New.
7438 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7439 ipa_print_all_param_flags): Remove.
7440 (ipa_print_node_params, ipa_print_all_params): New.
7442 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7444 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7445 change from 2008-04-03.
7446 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7448 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7451 * ira-color.c (push_allocnos_to_stack): Truncate
7452 removed_splay_allocno_vec.
7454 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7457 * ira-color (ira_fast_allocation): Don't assign hard registers to
7460 2008-08-29 Jan Hubicka <jh@suse.cz>
7463 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7464 for cold internal loops.
7466 2008-08-29 Richard Guenther <rguenther@suse.de>
7468 * tree-ssa-structalias.c (create_variable_info_for): Do not
7469 create fields for heap vars or vars with a noalias state.
7470 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7473 2008-08-29 Richard Guenther <rguenther@suse.de>
7475 * common.opt (ftree-store-ccp): Mark as preserved for
7476 backward compatibility.
7477 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7478 * tree-pass.h (pass_store_ccp): Remove.
7479 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7480 (first_vdef): Remove declaration.
7481 (get_value_loaded_by): Likewise.
7482 * tree-ssa-ccp.c (do_store_ccp): Remove.
7483 (get_default_value): Simplify as do_store_ccp is always false
7484 now. Do not initialize mem_ref.
7485 (set_value_varying): Likewise.
7486 (canonicalize_float_value): Likewise.
7487 (set_lattice_value): Likewise.
7488 (likely_value): Likewise.
7489 (surely_varying_stmt_p): Likewise.
7490 (ccp_initialize): Likewise.
7491 (ccp_lattice_meet): Likewise.
7492 (ccp_visit_phi_node): Likewise.
7493 (ccp_fold): Likewise.
7494 (evaluate_stmt): Likewise.
7495 (visit_assignment): Likewise.
7496 (ccp_visit_stmt): Likewise.
7497 (execute_ssa_ccp): Fold into ...
7498 (do_ssa_ccp): ... this.
7499 (do_ssa_store_ccp): Remove.
7500 (gate_store_ccp): Likewise.
7501 (pass_store_ccp): Likewise.
7502 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7504 * tree-ssa-propagate.c (first_vdef): Remove.
7505 (get_value_loaded_by): Likewise.
7506 (replace_vuses_in): Likewise.
7507 (substitute_and_fold): Do not call replace_vuses_in.
7508 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7510 2008-08-29 Richard Guenther <rguenther@suse.de>
7513 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7514 PARAM_NOALIAS tags with is_heapvar.
7515 * tree-ssa-operands.c (access_can_touch_variable): Offset
7516 based tests do not apply for heapvars. Fix offset test.
7518 2008-08-29 Jan Hubicka <jh@suse.cz>
7520 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7521 (-fipa-cp-clone): Enabled by default at -O3.
7522 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7523 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7525 2008-08-29 Jan Hubicka <jh@suse.cz>
7527 * tree.c (build_function_type_skip_args,
7528 build_function_decl_skip_args): New functions.
7529 * tree.h (build_function_type_skip_args,
7530 build_function_decl_skip_args): Declare.
7531 * gimple.c (giple_copy_call_skip_args): New function.
7532 (giple_copy_call_skip_args): Declare.
7534 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7535 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7536 (ipcp_node_modifiable_p): ... this one; use
7537 tree_versionable_function_p.
7538 (ipcp_create_replace_map): Improve debug output.
7539 (ipcp_need_redirect_p): Return false when not clonning.
7540 (ipcp_update_callgraph): Skip args.
7541 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7543 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7544 (save_inline_function_body): Update call of tree_function_versioning.
7545 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7546 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7548 (tree_function_versioning): Likewise.
7549 * tree-inline.h (tree_function_versioning): Update prototype.
7551 2008-08-29 Jan Hubicka <jh@suse.cz>
7553 * loop-unswitch.c (unswitch_single_loop): Use
7554 optimize_loop_for_speed_p.
7555 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7556 Use optimize_function_for_size_p.
7557 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7558 * postreload-gcse.c (eliminate_partially_redundant_load):
7559 Use optimize_bb_for_size_p.
7560 * value-prof.c (gimple_divmod_fixed_value_transform,
7561 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7562 gimple_stringops_transform): Use optimize_bb_for_size_p.
7563 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7564 * final.c (compute_alignments): Use optimize_function_for_size_p.
7565 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7566 (fold_builtin_strcpy, fold_builtin_fputs): Use
7567 optimize_function_for_size_p.
7568 * fold-const.c (tree_swap_operands_p): Use
7569 optimize_function_for_size_p.
7570 * recog.c (relax_delay_slots): Likewise.
7571 * tree-ssa-math-opts.c (replace_reciprocal):
7572 Use optimize_bb_for_speed_p.
7573 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7574 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7575 optimize_function_for_size_p.
7576 (cgraph_decide_inlining_of_small_function): Use
7577 optimize_function_for_size_p.
7578 * global.c (find_reg): Use optimize_function_for_size_p.
7579 * opts.c (decode_options): Do not clear flag_tree_ch,
7580 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7581 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7582 work it out from profile.
7583 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7584 optimize_loop_for_speed_p.
7585 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7587 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7588 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7589 * tree-eh.c (decide_copy_try_finally): Use
7590 optimize_function_for_size_p.
7591 * local-alloc.c (block_alloc): Pass BB pointer.
7592 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7593 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7594 * loop-unroll.c (decide_unrolling_and_peeling):
7595 Use optimize_loop_for_size_p.
7596 (decide_peel_completely): Likewise.
7597 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7598 optimize_loop_for_size_p.
7599 (vect_enhance_data_refs_alignment): Likewise.
7600 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7601 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7603 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7604 (try_crossjump_bb): Use optimize_bb_for_size_p.
7605 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7606 optimize_loop_for_speed_p.
7607 * bb-reorder.c (find_traces_1_round): Likewise.
7608 (copy_bb): Use optimize_bb_for_speed_p.
7609 (duplicate_computed_gotos): Likewise.
7610 * basic-block.h (optimize_loop_nest_for_size_p,
7611 optimize_loop_nest_for_speed_p): New.
7612 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7614 2008-08-29 Tristan Gingold <gingold@adacore.com>
7616 * gcov.c (main): Call expandargv.
7618 2008-08-29 Jan Hubicka <jh@suse.cz>
7620 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7622 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7624 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7625 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7627 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7629 2008-08-29 Jan Hubicka <jh@suse.cz>
7631 * tree-pass.h (pass_strip_predict_hints): Declare.
7632 * predict.c (strip_builtin_expect): Rename to ...
7633 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7634 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7635 (tree_estimate_probability): Do not strip builtin_expect.
7636 (pass_strip_predict_hints): New pass.
7637 * tree-inline.c (expand_call_inline): When inlining cold function,
7638 predict it as unlikely.
7639 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7641 2008-08-29 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/37207
7644 * tree-vrp.c (extract_range_from_binary_expr): Also try
7645 to constant fold if only one of the operands is a constant.
7647 2008-08-29 Nick Clifton <nickc@redhat.com>
7649 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7650 the same way as SYMBOL_REFs.
7652 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7654 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7656 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7658 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7659 * config/mips/mips.md (branch_likely): Remove const. Fix
7661 (define_delay for type "branch"): Change to only apply for branch
7662 with likely variant.
7663 (define_delay for type "branch" and "branch_likely" no). New delay
7665 (equality_op): New code iterator.
7666 (bbv, bbinv): New code attributes.
7667 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7670 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7671 Andrew Pinski <pinskia@gcc.gnu.org>
7674 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7676 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7678 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7679 rule that a symbolic constant must be defined and >= 0 for the
7680 corresponding facility to be present at compile-time.
7681 * gthr-posix.c: Likewise.
7683 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7685 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7686 * config/mips/mips.md (D): New mode attribute.
7687 (mulsi3, muldi3): Merge it into ...
7688 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7689 (muldi3_mul3): New pattern.
7690 (mulsi3_mult3): Rename to mulsi3_mul3.
7692 2008-08-28 Jan Hubicka <jh@suse.cz>
7694 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7696 * predict.c (always_optimize_for_size_p): Rename to ...
7697 (optimize_function_for_size): ... this one; make extern.
7698 (optimize_function_for_speed_p): New.
7699 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7700 optimize_edge_for_size_p,optimize_edge_for_size_p,
7701 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7702 * basic-block.h (optimize_function_for_size_p,
7703 optimize_function_for_speed_p): Declare.
7704 * i386.md (optimize_size checks): Replace them by appropriate
7706 (standard_80387_constant_p, ix86_compute_frame_layout,
7707 ix86_expand_epilogue, ix86_decompose_address,
7708 print_operand, emit_i387_cw_initialization,
7709 inline_memory_move_cost, ix86_pad_returns,
7710 ix86_reorg): Replace optimize_size checks.
7712 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7714 * rtl.h (simplify_subreg_regno): Declare.
7715 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7716 * simplify-rtx.c (simplify_subreg): ...here.
7717 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7718 subreg_offset_representable_p.
7720 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7723 * c-typeck.c (convert_for_assignment): Give a note describing what
7724 was passed and what was expected.
7726 2008-08-28 Joey Ye <joey.ye@intel.com>
7728 * doc/extend.texi: Document AVX built-in functions.
7729 * doc/invoke.texi: Document -mavx.
7731 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7732 Joey Ye <joey.ye@intel.com>
7733 Xuepeng Guo <xuepeng.guo@intel.com>
7735 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7737 * config/i386/cpuid.h (bit_FMA): New.
7738 (bit_XSAVE): Likewise.
7739 (bit_OSXSAVE): Likewise.
7740 (bit_AVX): Likewise.
7742 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7743 define. Use ASM_OUTPUT_AVX_PREFIX.
7745 * config/i386/gmmintrin.h: New.
7747 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7748 (OPTION_MASK_ISA_AVX_SET): New.
7749 (OPTION_MASK_ISA_FMA_SET): Likewise.
7750 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7751 (OPTION_MASK_ISA_FMA_SET): Likewise.
7752 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7753 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7754 (pta_flags): Add PTA_AVX and PTA_FMA.
7755 (override_options): Handle PTA_AVX and PTA_FMA.
7756 (init_cumulative_args): Handle warn_avx.
7757 (classify_argument): Return 0 for COImode and OImode. Return
7758 1 and X86_64_AVX_CLASS for 256bit vector types.
7759 (examine_argument): Handle X86_64_AVX_CLASS.
7760 (construct_container): Likewise.
7761 (function_arg_advance_32): Pass OImode and 256bit vector types
7763 (function_arg_advance_64): Take a new argument to indicate if a
7764 parameter is named. Handle 256bit vector types. Return
7765 immediately for unnamed 256bit vector mode parameters.
7766 (function_arg_advance): Updated.
7767 (function_arg_32): Add comments for TImode. Handle OImode
7768 and 256bit vector types.
7769 (function_arg_64): Take a new argument to indicate if a
7770 parameter is named. Handle 256bit vector types. Return NULL
7771 for unnamed 256bit vector mode parameters.
7772 (function_arg): Updated.
7773 (setup_incoming_varargs_64): Support
7774 AVX encoding for *sse_prologue_save_insn.
7775 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7776 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7777 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7778 enabled, otherwise return -3.
7779 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7781 (print_reg): Support AVX registers. Handle 'x' and 't'.
7782 Handle 'd' to duplicate the operand.
7783 (print_operand): Likewise. Also support AVX vector compare
7785 (output_387_binary_op): Support AVX.
7786 (output_fp_compare): Likewise.
7787 (ix86_expand_vector_move_misalign): Likewise.
7788 (ix86_attr_length_vex_default): New.
7789 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7790 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7791 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7792 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7793 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7794 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7795 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7796 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7797 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7798 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7799 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7800 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7801 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7802 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7803 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7804 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7805 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7806 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7807 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7808 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7809 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7810 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7811 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7812 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7813 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7814 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7815 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7816 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7817 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7818 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7819 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7820 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7821 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7822 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7823 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7824 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7825 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7826 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7827 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7828 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7829 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7830 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7831 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7832 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7833 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7834 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7835 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7836 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7837 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7838 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7839 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7840 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7841 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7842 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7843 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7844 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7845 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7846 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7847 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7848 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7849 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7850 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7851 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7852 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7853 and IX86_BUILTIN_MOVMSKPS256,
7854 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7855 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7856 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7857 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7858 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7859 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7860 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7861 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7862 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7863 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7864 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7865 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7866 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7867 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7868 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7869 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7870 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7871 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7872 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7873 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7874 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7875 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7876 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7877 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7878 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7879 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7880 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7881 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7882 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7883 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7884 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7885 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7886 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7887 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7888 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7889 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7890 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7891 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7892 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7893 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7894 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7895 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7896 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7897 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7898 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7899 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7900 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7901 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7902 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7903 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7904 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7905 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7906 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7907 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7908 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7909 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7910 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7911 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7913 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7914 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7915 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7916 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7917 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7918 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7919 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7920 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7921 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7922 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7923 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7924 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7925 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7926 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7927 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7928 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7929 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7930 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7931 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7932 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7933 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7934 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7935 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7936 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7937 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7938 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7939 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7940 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7941 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7942 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7943 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7944 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7945 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7946 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7947 IX86_BUILTIN_MOVMSKPS256.
7948 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7949 (ix86_expand_args_builtin): Likewise.
7950 (ix86_expand_special_args_builtin): Likewise.
7951 (ix86_hard_regno_mode_ok): Handle AVX modes.
7952 (ix86_expand_vector_init_duplicate): Likewise.
7953 (ix86_expand_vector_init_one_nonzero): Likewise.
7954 (ix86_expand_vector_init_one_var): Likewise.
7955 (ix86_expand_vector_init_concat): Likewise.
7956 (ix86_expand_vector_init_general): Likewise.
7957 (ix86_expand_vector_set): Likewise.
7958 (ix86_vector_mode_supported_p): Likewise.
7959 (x86_extended_reg_mentioned_p): Check INSN_P before using
7962 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7963 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7965 * config/i386/i386.h (TARGET_AVX): New.
7966 (TARGET_FMA): Likewise.
7967 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7968 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7969 (VALID_AVX256_REG_MODE): New.
7970 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7971 (AVX_FLOAT_MODE_P): Likewise.
7972 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7973 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7974 (AVX_VEC_FLOAT_MODE_P): Likewise.
7975 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7976 (ASM_OUTPUT_OPCODE): Likewise.
7977 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7979 (SSE_REG_MODE_P): Allow 256bit vector modes.
7980 (ix86_args): Add a warn_avx field.
7982 * config/i386/i386.md (UNSPEC_PCMP): New.
7983 (UNSPEC_VPERMIL): Likewise.
7984 (UNSPEC_VPERMIL2): Likewise.
7985 (UNSPEC_VPERMIL2F128): Likewise.
7986 (UNSPEC_MASKLOAD): Likewise.
7987 (UNSPEC_MASKSTORE): Likewise.
7988 (UNSPEC_CAST): Likewise.
7989 (UNSPEC_VTESTP): Likewise.
7990 (UNSPECV_VZEROALL): Likewise.
7991 (UNSPECV_VZEROUPPER): Likewise.
7992 (XMM0_REG): Likewise.
7993 (XMM1_REG): Likewise.
7994 (XMM2_REG): Likewise.
7995 (XMM3_REG): Likewise.
7996 (XMM4_REG): Likewise.
7997 (XMM5_REG): Likewise.
7998 (XMM6_REG): Likewise.
7999 (XMM8_REG): Likewise.
8000 (XMM9_REG): Likewise.
8001 (XMM10_REG): Likewise.
8002 (XMM11_REG): Likewise.
8003 (XMM12_REG): Likewise.
8004 (XMM13_REG): Likewise.
8005 (XMM14_REG): Likewise.
8006 (XMM15_REG): Likewise.
8008 (prefix_vex_imm8): Likewise.
8009 (prefix_vex_w): Likewise.
8010 (length_vex): Likewise.
8013 (*avx_ashlti3): Likewise.
8014 (*avx_lshrti3): Likewise.
8015 (*avx_setcc<mode>): Likewise.
8016 (*fop_<mode>_comm_mixed_avx): Likewise.
8017 (*fop_<mode>_comm_avx): Likewise.
8018 (*fop_<mode>_1_mixed_avx): Likewise.
8019 (*fop_<mode>_1_avx): Likewise.
8020 (*avx_<code><mode>3): Likewise.
8021 (*avx_ieee_smin<mode>3): Likewise.
8022 (*avx_ieee_smax<mode>3): Likewise.
8023 (mode): Add OI, V8SF and V4DF.
8024 (length): Support VEX prefix.
8025 (*cmpfp_i_mixed): Set prefix attribute.
8026 (*cmpfp_i_sse): Likewise.
8027 (*cmpfp_iu_mixed): Likewise.
8028 (*cmpfp_iu_sse): Likewise.
8029 (*movsi_1): Support AVX.
8030 (*movdi_2): Likewise.
8031 (*movdi_1_rex64): Likewise.
8032 (*movti_internal): Likewise.
8033 (*movti_rex64): Likewise.
8034 (*movsf_1): Likewise.
8035 (*movdf_nointeger): Likewise.
8036 (*movdf_integer_rex64): Likewise.
8037 (*movtf_internal): Likewise.
8038 (zero_extendsidi2_32): Likewise.
8039 (zero_extendsidi2_rex64): Likewise.
8040 (*extendsfdf2_mixed): Likewise.
8041 (*extendsfdf2_sse): Likewise.
8042 (*truncdfsf_fast_mixed): Likewise.
8043 (*truncdfsf_fast_sse): Likewise.
8044 (*truncdfsf_mixed): Likewise.
8045 (fix_trunc<mode>di_sse): Likewise.
8046 (fix_trunc<mode>si_sse): Likewise.
8047 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8048 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8049 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8050 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8051 (*rcpsf2_sse): Likewise.
8052 (*rsqrtsf2_sse): Likewise.
8053 (*sqrt<mode>2_sse): Likewise.
8054 (sse4_1_round<mode>2): Likewise.
8055 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8056 Support AVX. Set length attribute properly for AVX.
8058 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8059 (VECTOR_MODES (FLOAT, 32)): Likewise.
8060 (VECTOR_MODE (INT, DI, 8)): Likewise.
8061 (VECTOR_MODE (INT, HI, 32)): Likewise.
8062 (VECTOR_MODE (INT, QI, 64)): Likewise.
8063 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8064 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8065 (VECTOR_MODE (INT, DI, 4)): Removed.
8066 (VECTOR_MODE (INT, SI, 8)): Likewise.
8067 (VECTOR_MODE (INT, HI, 16)): Likewise.
8068 (VECTOR_MODE (INT, QI, 32)): Likewise.
8069 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8070 (INT_MODE (OI, 32)): Likewise.
8072 * config/i386/i386.opt (mavx): New.
8075 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8077 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8078 (*mov<mode>_internal_avx): New.
8079 (*movv2sf_internal_rex64_avx): Likewise.
8080 (*movv2sf_internal_avx): Likewise.
8082 * config/i386/predicates.md (const_4_to_5_operand): New.
8083 (const_6_to_7_operand): Likewise.
8084 (const_8_to_11_operand): Likewise.
8085 (const_12_to_15_operand): Likewise.
8086 (avx_comparison_float_operator): Likewise.
8088 * config/i386/sse.md (AVX256MODEI): New.
8089 (AVX256MODE): Likewise.
8090 (AVXMODEQI): Likewise.
8091 (AVXMODE): Likewise.
8092 (AVX256MODEF2P): Likewise.
8093 (AVX256MODE2P): Likewise.
8094 (AVX256MODE4P): Likewise.
8095 (AVX256MODE8P): Likewise.
8096 (AVXMODEF2P): Likewise.
8097 (AVXMODEF4P): Likewise.
8098 (AVXMODEDCVTDQ2PS): Likewise.
8099 (AVXMODEDCVTPS2DQ): Likewise.
8100 (avxvecmode): Likewise.
8101 (avxvecpsmode): Likewise.
8102 (avxhalfvecmode): Likewise.
8103 (avxscalarmode): Likewise.
8104 (avxcvtvecmode): Likewise.
8105 (avxpermvecmode): Likewise.
8106 (avxmodesuffixf2c): Likewise.
8107 (avxmodesuffixp): Likewise.
8108 (avxmodesuffixs): Likewise.
8109 (avxmodesuffix): Likewise.
8110 (vpermilbits): Likewise.
8111 (pinsrbits): Likewise.
8112 (mov<mode>): Likewise.
8113 (*mov<mode>_internal): Likewise.
8114 (push<mode>1): Likewise.
8115 (movmisalign<mode>): Likewise.
8116 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8117 (avx_movdqu<avxmodesuffix>): Likewise.
8118 (avx_lddqu<avxmodesuffix>): Likewise.
8119 (<plusminus_insn><mode>3): Likewise.
8120 (*avx_<plusminus_insn><mode>3): Likewise.
8121 (*avx_vm<plusminus_insn><mode>3): Likewise.
8122 (mul<mode>3): Likewise.
8123 (*avx_mul<mode>3): Likewise.
8124 (*avx_vmmul<mode>3): Likewise.
8125 (divv8sf3): Likewise.
8126 (divv4df3): Likewise.
8127 (avx_div<mode>3): Likewise.
8128 (*avx_div<mode>3): Likewise.
8129 (*avx_vmdiv<mode>3): Likewise.
8130 (avx_rcpv8sf2): Likewise.
8131 (*avx_vmrcpv4sf2): Likewise.
8132 (sqrtv8sf2): Likewise.
8133 (avx_sqrtv8sf2): Likewise.
8134 (*avx_vmsqrt<mode>2): Likewise.
8135 (rsqrtv8sf2): Likewise.
8136 (avx_rsqrtv8sf2): Likewise.
8137 (*avx_vmrsqrtv4sf2): Likewise.
8138 (<code><mode>3): Likewise.
8139 (*avx_<code><mode>3_finite): Likewise.
8140 (*avx_<code><mode>3): Likewise.
8141 (*avx_vm<code><mode>3): Likewise.
8142 (*avx_ieee_smin<mode>3): Likewise.
8143 (*avx_ieee_smax<mode>3): Likewise.
8144 (avx_addsubv8sf3): Likewise.
8145 (avx_addsubv4df3): Likewise.
8146 (*avx_addsubv4sf3): Likewise.
8147 (*avx_addsubv2df3): Likewise.
8148 (avx_h<plusminus_insn>v4df3): Likewise.
8149 (avx_h<plusminus_insn>v8sf3): Likewise.
8150 (*avx_h<plusminus_insn>v4sf3): Likewise.
8151 (*avx_h<plusminus_insn>v2df3): Likewise.
8152 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8153 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8154 (*avx_maskcmp<mode>3): Likewise.
8155 (avx_nand<mode>3): Likewise.
8156 (*avx_<code><mode>3): Likewise.
8157 (*avx_nand<mode>3): Likewise.
8158 (*avx_<code><mode>3): Likewise.
8159 (*avx_cvtsi2ss): Likewise.
8160 (*avx_cvtsi2ssq): Likewise.
8161 (*avx_cvtsi2sd): Likewise.
8162 (*avx_cvtsi2sdq): Likewise.
8163 (*avx_cvtsd2ss): Likewise.
8164 (avx_cvtss2sd): Likewise.
8165 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8166 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8167 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8168 (*avx_cvtsi2sd): Likewise.
8169 (*avx_cvtsi2sdq): Likewise.
8170 (avx_cvtdq2pd256): Likewise.
8171 (avx_cvtpd2dq256): Likewise.
8172 (avx_cvttpd2dq256): Likewise.
8173 (*avx_cvtsd2ss): Likewise.
8174 (*avx_cvtss2sd): Likewise.
8175 (avx_cvtpd2ps256): Likewise.
8176 (avx_cvtps2pd256): Likewise.
8177 (*avx_movhlps): Likewise.
8178 (*avx_movlhps): Likewise.
8179 (avx_unpckhps256): Likewise.
8180 (*avx_unpckhps): Likewise.
8181 (avx_unpcklps256): Likewise.
8182 (*avx_unpcklps): Likewise.
8183 (avx_movshdup256): Likewise.
8184 (avx_movsldup256): Likewise.
8185 (avx_shufps256): Likewise.
8186 (avx_shufps256_1): Likewise.
8187 (*avx_shufps_<mode>): Likewise.
8188 (*avx_loadhps): Likewise.
8189 (*avx_storelps): Likewise.
8190 (*avx_loadlps): Likewise.
8191 (*avx_movss): Likewise.
8192 (*vec_dupv4sf_avx): Likewise.
8193 (*vec_concatv2sf_avx): Likewise.
8194 (*vec_concatv4sf_avx): Likewise.
8195 (*vec_setv4sf_0_avx): Likewise.
8196 (*vec_setv4sf_avx): Likewise.
8197 (*avx_insertps): Likewise.
8198 (avx_vextractf128<mode>): Likewise.
8199 (vec_extract_lo_<mode>): Likewise.
8200 (vec_extract_hi_<mode>): Likewise.
8201 (vec_extract_lo_<mode>): Likewise.
8202 (vec_extract_hi_<mode>): Likewise.
8203 (vec_extract_lo_v16hi): Likewise.
8204 (vec_extract_hi_v16hi): Likewise.
8205 (vec_extract_lo_v32qi): Likewise.
8206 (vec_extract_hi_v32qi): Likewise.
8207 (avx_unpckhpd256): Likewise.
8208 (*avx_unpckhpd): Likewise.
8209 (avx_movddup256): Likewise.
8210 (*avx_movddup): Likewise.
8211 (avx_unpcklpd256): Likewise.
8212 (*avx_unpcklpd): Likewise.
8213 (avx_shufpd256): Likewise.
8214 (avx_shufpd256_1): Likewise.
8215 (*avx_punpckhqdq): Likewise.
8216 (*avx_punpcklqdq): Likewise.
8217 (*avx_shufpd_<mode>): Likewise.
8218 (*avx_storehpd): Likewise.
8219 (*avx_loadhpd): Likewise.
8220 (*avx_loadlpd): Likewise.
8221 (*avx_movsd): Likewise.
8222 (*vec_concatv2df_avx): Likewise.
8223 (*avx_<plusminus_insn><mode>3): Likewise.
8224 (*avx_<plusminus_insn><mode>3): Likewise.
8225 (*avx_mulv8hi3): Likewise.
8226 (*avxv8hi3_highpart): Likewise.
8227 (*avx_umulv8hi3_highpart): Likewise.
8228 (*avx_umulv2siv2di3): Likewise.
8229 (*avx_mulv2siv2di3): Likewise.
8230 (*avx_pmaddwd): Likewise.
8231 (*avx_mulv4si3): Likewise.
8232 (*avx_ashr<mode>3): Likewise.
8233 (*avx_lshr<mode>3): Likewise.
8234 (*avx_ashl<mode>3): Likewise.
8235 (*avx_<code><mode>3): Likewise.
8236 (*avx_eq<mode>3): Likewise.
8237 (*avx_gt<mode>3): Likewise.
8238 (*avx_nand<mode>3): Likewise.
8239 (*avx_nand<mode>3): Likewise.
8240 (*avx_<code><mode>3): Likewise.
8241 (*avx_<code><mode>3): Likewise.
8242 (*avx_packsswb): Likewise.
8243 (*avx_packssdw): Likewise.
8244 (*avx_packuswb): Likewise.
8245 (*avx_punpckhbw): Likewise.
8246 (*avx_punpcklbw): Likewise.
8247 (*avx_punpckhwd): Likewise.
8248 (*avx_punpcklwd): Likewise.
8249 (*avx_punpckhdq): Likewise.
8250 (*avx_punpckldq): Likewise.
8251 (*avx_pinsr<avxmodesuffixs>): Likewise.
8252 (*avx_pinsrq): Likewise.
8253 (*avx_loadld): Likewise.
8254 (*vec_extractv2di_1_rex64_avx): Likewise.
8255 (*vec_extractv2di_1_avx): Likewise.
8256 (*vec_dupv2di_avx): Likewise.
8257 (*vec_concatv2si_avx): Likewise.
8258 (*vec_concatv4si_1_avx): Likewise.
8259 (*vec_concatv2di_avx): Likewise.
8260 (*vec_concatv2di_rex64_avx): Likewise.
8261 (*avx_uavgv16qi3): Likewise.
8262 (*avx_uavgv8hi3): Likewise.
8263 (*avx_psadbw): Likewise.
8264 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8265 (*avx_phaddwv8hi3): Likewise.
8266 (*avx_phadddv4si3): Likewise.
8267 (*avx_phaddswv8hi3): Likewise.
8268 (*avx_phsubwv8hi3): Likewise.
8269 (*avx_phsubdv4si3): Likewise.
8270 (*avx_phsubswv8hi3): Likewise.
8271 (*avx_pmaddubsw128): Likewise.
8272 (*avx_pmulhrswv8hi3): Likewise.
8273 (*avx_pshufbv16qi3): Likewise.
8274 (*avx_psign<mode>3): Likewise.
8275 (*avx_palignrti): Likewise.
8276 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8277 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8278 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8279 (*avx_mpsadbw): Likewise.
8280 (*avx_packusdw): Likewise.
8281 (*avx_pblendvb): Likewise.
8282 (*avx_pblendw): Likewise.
8283 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8284 (avx_ptest256): Likewise.
8285 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8286 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8287 (*avx_aesenc): Likewise.
8288 (*avx_aesenclast): Likewise.
8289 (*avx_aesdec): Likewise.
8290 (*avx_aesdeclast): Likewise.
8291 (avx_vzeroupper): Likewise.
8292 (avx_vzeroupper_rex64): Likewise.
8293 (avx_vpermil<mode>): Likewise.
8294 (avx_vpermilvar<mode>3): Likewise.
8295 (avx_vpermil2<mode>3): Likewise.
8296 (avx_vperm2f128<mode>3): Likewise.
8297 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8298 (avx_vbroadcastss256): Likewise.
8299 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8300 (avx_vinsertf128<mode>): Likewise.
8301 (vec_set_lo_<mode>): Likewise.
8302 (vec_set_hi_<mode>): Likewise.
8303 (vec_set_lo_<mode>): Likewise.
8304 (vec_set_hi_<mode>): Likewise.
8305 (vec_set_lo_v16hi): Likewise.
8306 (vec_set_hi_v16hi): Likewise.
8307 (vec_set_lo_v32qi): Likewise.
8308 (vec_set_hi_v32qi): Likewise.
8309 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8310 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8311 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8312 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8313 (vec_init<mode>): Likewise.
8314 (*vec_concat<mode>_avx): Likewise.
8315 (blendbits): Support V8SF and V4DF.
8316 (sse2_movq128): Support AVX.
8317 (<sse>_movnt<mode>): Likewise.
8318 (sse2_movntv2di): Likewise.
8319 (sse_rcpv4sf2): Likewise.
8320 (sse_sqrtv4sf2): Likewise.
8321 (sse_rsqrtv4sf2): Likewise.
8322 (<sse>_comi): Likewise.
8323 (<sse>_ucomi): Likewise.
8324 (sse_cvtss2si): Likewise.
8325 (sse_cvtss2si_2): Likewise.
8326 (sse_cvtss2siq): Likewise.
8327 (sse_cvtss2siq_2): Likewise.
8328 (sse_cvttss2si): Likewise.
8329 (sse_cvttss2siq): Likewise.
8330 (sse2_cvtsd2si): Likewise.
8331 (sse2_cvtsd2si_2): Likewise.
8332 (sse2_cvtsd2siq): Likewise.
8333 (sse2_cvtsd2siq_2): Likewise.
8334 (sse2_cvttsd2si): Likewise.
8335 (sse2_cvttsd2siq): Likewise.
8336 (sse2_cvtdq2pd): Likewise.
8337 (*sse2_cvtpd2dq): Likewise.
8338 (*sse2_cvttpd2dq): Likewise.
8339 (*sse2_cvtpd2ps): Likewise.
8340 (sse2_cvtps2pd): Likewise.
8341 (sse3_movshdup): Likewise.
8342 (sse3_movsldup): Likewise.
8343 (sse_storehps): Likewise.
8344 (*sse4_1_extractps): Likewise.
8345 (sse2_storelpd): Likewise.
8346 (vec_dupv2df_sse3): Likewise.
8347 (*vec_concatv2df_sse3): Likewise.
8348 (*sse4_1_pextrb): Likewise.
8349 (*sse4_1_pextrb_memory): Likewise.
8350 (*sse2_pextrw): Likewise.
8351 (*sse4_1_pextrw_memory): Likewise.
8352 (*sse4_1_pextrd): Likewise.
8353 (*sse4_1_pextrq): Likewise.
8354 (sse2_pshufd_1): Likewise.
8355 (sse2_pshuflw_1): Likewise.
8356 (sse2_pshufhw_1): Likewise.
8357 (*sse2_storeq_rex64): Likewise.
8358 (*vec_dupv4si): Likewise.
8359 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8360 (sse2_pmovmskb): Likewise.
8361 (*sse2_maskmovdqu): Likewise.
8362 (*sse2_maskmovdqu_rex64): Likewise.
8363 (sse_ldmxcsr): Likewise.
8364 (sse_stmxcsr): Likewise.
8365 (abs<mode>2): Likewise.
8366 (sse4_1_movntdqa): Likewise.
8367 (sse4_1_phminposuw): Likewise.
8368 (sse4_1_extendv8qiv8hi2): Likewise.
8369 (*sse4_1_extendv8qiv8hi2): Likewise.
8370 (sse4_1_extendv4qiv4si2): Likewise.
8371 (*sse4_1_extendv4qiv4si2): Likewise.
8372 (sse4_1_extendv2qiv2di2): Likewise.
8373 (*sse4_1_extendv2qiv2di2): Likewise.
8374 (sse4_1_extendv4hiv4si2): Likewise.
8375 (*sse4_1_extendv4hiv4si2): Likewise.
8376 (sse4_1_extendv2hiv2di2): Likewise.
8377 (*sse4_1_extendv2hiv2di2): Likewise.
8378 (sse4_1_extendv2siv2di2): Likewise.
8379 (*sse4_1_extendv2siv2di2): Likewise.
8380 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8381 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8382 (sse4_1_zero_extendv4qiv4si2): Likewise.
8383 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8384 (sse4_1_zero_extendv2qiv2di2): Likewise.
8385 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8386 (sse4_1_zero_extendv4hiv4si2): Likewise.
8387 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8388 (sse4_1_zero_extendv2hiv2di2): Likewise.
8389 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8390 (sse4_1_zero_extendv2siv2di2): Likewise.
8391 (*sse4_1_zero_extendv2siv2di2): Likewise.
8392 (sse4_1_ptest): Likewise.
8393 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8394 (sse4_2_pcmpestri): Likewise.
8395 (sse4_2_pcmpestrm): Likewise.
8396 (sse4_2_pcmpistri): Likewise.
8397 (sse4_2_pcmpistrm): Likewise.
8399 (aeskeygenassist): Likewise.
8401 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8403 * config/i386/predicates.md (vzeroall_operation): New.
8405 * config/i386/sse.md (avx_vzeroall): New.
8406 (*avx_vzeroall): Likewise.
8408 2008-08-28 Paul Brook <paul@codesourcery.com>
8409 Mark Shinwell <shinwell@codesourcery.com>
8410 Richard Earnshaw <richard.earnshaw@arm.com>
8412 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8413 (TARGET_MIN_ANCHOR_OFFSET): New.
8414 (arm_override_options): Set correct anchor ranges for Thumb-1
8415 and Thumb-2 if required.
8416 (legitimize_pic_address): Handle case involving a TLS symbol
8417 reference with an addend.
8418 (arm_optimization_options): Enable section anchors at -O1 and
8420 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8421 * config/arm/arm-protos.h (arm_optimization_options): New.
8423 2008-08-28 Nick Clifton <nickc@redhat.com>
8425 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8426 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8429 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8430 * config/v850/v850.md (return): Remove frame size restriction.
8432 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8434 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8436 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8438 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8440 2008-08-28 Paul Brook <paul@codesourcery.com>
8442 * config/arm/vfp11.md: Update license notice.
8443 * config/arm/cortex-r4.md: Ditto.
8445 2008-08-28 Richard Guenther <rguenther@suse.de>
8447 PR tree-optimization/37207
8448 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8451 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8454 * tree.c (int_fits_type_p): Don't forget unsigned integers
8455 of type sizetype which higher end word equals -1.
8457 2008-08-28 Ira Rosen <irar@il.ibm.com>
8459 * target.h (struct vectorize): Add new target builtin.
8460 * tree-vectorizer.c (destroy_loop_vec_info): Call
8461 vect_free_slp_instance instead of vect_free_slp_node.
8462 * tree-vectorizer.h (enum slp_load_perm_type): New.
8463 (struct _slp_instance): Add new fields.
8464 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8465 (SLP_INSTANCE_LOADS): New.
8466 (vect_free_slp_tree): Remove.
8467 (vect_free_slp_instance): Declare.
8468 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8469 (vectorizable_load): Add argument.
8470 (vect_transform_slp_perm_load): New.
8471 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8473 (vect_get_place_in_interleaving_chain): New function.
8474 (vect_free_slp_tree): Make static.
8475 (vect_free_slp_instance): New function.
8476 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8477 collect the load location in the interleaving chain.
8478 (vect_supported_slp_permutation_p): New function.
8479 (vect_supported_load_permutation_p): Likewise.
8480 (vect_analyze_slp_instance): In case of loads permutation, call
8481 vect_supported_load_permutation_p to check that the permutation is
8483 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8484 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8485 (vect_create_mask_and_perm): New function.
8486 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8487 (vectorizable_load): Add an argument. Don't keep the created vectors
8488 statements in the node if permutation is required. Call
8489 vect_transform_slp_perm_load to generate the permutation.
8490 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8491 additional argument.
8492 (vect_schedule_slp_instance): In case of loads permutation, allocate
8493 vectorized statements structure for all the related SLP nodes. Call
8494 vect_transform_stmt with addditional argument.
8495 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8496 * config/spu/spu.c (spu_builtin_vec_perm): New.
8497 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8498 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8499 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8500 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8502 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8504 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8505 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8506 __gthread_cond_signal, __gthread_cond_timedwait,
8507 __gthread_cond_timedwait_recursive): New functions.
8508 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8510 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8513 2008-08-28 Richard Guenther <rguenther@suse.de>
8516 * fold-const.c (maybe_canonicalize_comparison_1): Require
8517 undefined overflow only for canonicalizing A +- CST cmp CST.
8518 Make sure to not generate new constants that are not inside
8519 their TYPE_MIN/MAX_VALUE range.
8520 (maybe_canonicalize_comparison): Remove undefined overflow
8522 (fold_binary): Remove now duplicate folding.
8524 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8526 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8527 use not updated in the last change.
8529 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8531 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8532 (IRA_COVER_CLASSES): Add FPUL_REGS.
8534 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8537 * c-common.c (conversion_warning): Check for null operands.
8539 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8542 * c-decl.c (check_for_loop_decls): Improve error message. Give
8545 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8548 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8549 (convert_for_assignment): Pass corrent OPT_W* parameter to
8550 WARN_FOR_ASSIGNMENT.
8552 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8555 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8557 2008-08-27 Paul Brook <paul@codesourcery.com>
8559 * config.gcc: Loosen checks for arm uclinux eabi targets.
8561 2008-08-27 Paul Brook <paul@codesourcery.com>
8563 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8565 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8567 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8569 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8570 the enumerators of an ENUMERAL_TYPE.
8571 * dbxout.c (dbxout_type): Ditto.
8573 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8576 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8577 (fwprop_addr): Check that the loop_father is not the outer loop.
8579 2008-08-26 Paul Brook <paul@codesourcery.com>
8581 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8582 Remove documentation entry for fmul type.
8583 Use fmuls to annotate single-precision multiplication patterns,
8584 fmuld to annotate double-precision multiplication patterns,
8585 fmacs to annotate single-precision multiply-accumulate patterns
8586 and fmacd to annotate double-precision multiply-accumulate patterns.
8587 * config/arm/vfp11.md: Update reservations accordingly.
8588 * config/arm/arm.md: Note that certain values of the "type"
8589 attribute are documented in vfp.md.
8590 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8591 (v10_cvt): Use new fmul types.
8593 2008-08-26 Paul Brook <paul@codesourcery.com>
8595 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8596 * config/arm/vfp11.md: ...here. New.
8597 * config/arm/arm.md: Include vfp11.md.
8599 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8601 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8602 parameter to inform call.
8604 2008-08-26 Jeff Law <law@redhat.com>
8606 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8607 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8608 preferred class when copying a constant into a partial word register.
8610 2008-08-26 Ben Elliston <bje@au.ibm.com>
8612 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8613 * cp/typeck.c: Likewise.
8614 * cp/tree.c: Likewise.
8615 * gimple-low.c: Likewise.
8618 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8620 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8621 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8623 * doc/passes.texi: Describe IRA.
8625 * doc/tm.texi (IRA_COVER_CLASSES,
8626 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8628 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8629 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8630 -fira-propagate-cost, -fno-ira-share-save-slots,
8631 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8633 * flags.h (ira_algorithm): New enumeration.
8634 (flag_ira_algorithm, flag_ira_verbose): New external variable
8637 * postreload.c (gate_handle_postreload): Don't do post reload
8638 optimizations unless the reload is completed.
8640 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8643 * tree-pass.h (pass_ira): New external variable declaration.
8645 * reload.h: Add 2008 to the Copyright.
8647 * cfgloopanal.c: Include params.h.
8648 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8651 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8653 * toplev.c (ira.h): New include.
8654 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8655 (backend_init_target): Call ira_init.
8656 (backend_init): Call ira_init_once.
8657 (finalize): Call finish_ira_once.
8659 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8660 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8663 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8664 may_move_out_cost): New external variable declarations.
8665 (move_table): New typedef.
8667 * caller-save.c: Include headers output.h and ira.h.
8668 (no_caller_save_reg_set): New global variable.
8669 (save_slots_num, save_slots): New variables.
8670 (reg_save_code, reg_restore_code, add_stored_regs): Add
8672 (init_caller_save): Set up no_caller_save_reg_set.
8673 (init_save_areas): Reset save_slots_num.
8674 (saved_hard_reg): New structure.
8675 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8676 (initiate_saved_hard_regs, new_saved_hard_reg,
8677 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8679 (setup_save_areas): Add code for sharing stack slots.
8680 (all_blocks): New variable.
8681 (save_call_clobbered_regs): Process pseudo-register too.
8682 (mark_set_regs): Process pseudo-register too.
8683 (insert_one_insn): Put the insn after bb note in a empty basic
8684 block. Add insn check.
8686 * global.c (eliminable_regset): Make it external.
8687 (mark_elimination): Use DF_LR_IN for IRA.
8688 (pseudo_for_reload_consideration_p): New.
8689 (build_insn_chain): Make it external. Don't ignore spilled
8690 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8691 (gate_handle_global_alloc): New function.
8692 (pass_global_alloc): Add the gate function.
8694 * opts.c (decode_options): Set up flag_ira. Print the warning for
8696 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8698 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8700 * regmove.c (regmove_optimize): Don't do replacement of output for
8703 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8704 New external variable declarations.
8706 * local-alloc.c (update_equiv_regs): Make it external. Return
8707 true if jump label rebuilding should be done. Rescan new_insn for
8709 (gate_handle_local_alloc): New function.
8710 (pass_local_alloc): Add the gate function.
8712 * alias.c (value_addr_p, stack_addr_p): New functions.
8713 (nonoverlapping_memrefs_p): Use them for IRA.
8715 * common.opt (fira, fira-algorithm, fira-coalesce,
8716 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8717 fira-verbose): New options.
8719 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8720 move_cost, may_move_in_cost, may_move_out_cost): Make the
8722 (move_table): Remove typedef.
8723 (init_move_cost): Make it external.
8724 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8727 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8728 setup_reg_classes): New function prototypes.
8729 (eliminable_regset): New external variable declaration.
8730 (build_insn_chain, update_equiv_regs): New function prototypes.
8732 * Makefile.in (IRA_INT_H): New definition.
8733 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8734 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8735 (reload1.o, toplev.o): Add dependence on ira.h.
8736 (cfgloopanal.o): Add PARAMS_H.
8737 (caller-save.o): Add dependence on output.h and ira.h.
8738 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8739 ira-emit.o, ira-lives.o): New entries.
8741 * passes.c (pass_ira): New pass.
8743 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8745 * reload1.c (ira.h): Include the header.
8746 (changed_allocation_pseudos): New bitmap.
8747 (init_reload): Initiate the bitmap.
8748 (compute_use_by_pseudos): Permits spilled registers in FROM.
8749 (temp_pseudo_reg_arr): New variable.
8750 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8751 IRA. Call alter_reg with the additional parameter. Don't clear
8752 spilled_pseudos for IRA. Restore original insn chain for IRA.
8753 Clear changed_allocation_pseudos at the end of reload.
8754 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8755 (hard_regno_to_pseudo_regno): New variable.
8756 (count_pseudo): Check spilled pseudos. Set up
8757 hard_regno_to_pseudo_regno.
8758 (count_spilled_pseudo): Check spilled pseudos. Update
8759 hard_regno_to_pseudo_regno.
8760 (find_reg): Use better_spill_reload_regno_p. Check
8761 hard_regno_to_pseudo_regno.
8762 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8764 (eliminate_regs_1): Use additional parameter for alter_reg.
8765 (finish_spills): Set up pseudo_previous_regs only for spilled
8766 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8767 more arguments. Don't clear live_throughout and dead_or_set for
8768 spilled pseudos. Use additional parameter for alter_reg. Call
8769 mark_allocation_change. Set up changed_allocation_pseudos.
8770 Remove sanity check.
8771 (emit_input_reload_insns, delete_output_reload): Use additional
8772 parameter for alter_reg. Call mark_allocation_change.
8773 (substitute, gen_reload_chain_without_interm_reg_p): New
8775 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8777 * testsuite/gcc.dg/20080410-1.c: New file.
8779 * config/s390/s390.h (IRA_COVER_CLASSES,
8780 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8782 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8784 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8786 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8788 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8790 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8792 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8794 2008-08-24 Jeff Law <law@redhat.com>
8795 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8796 when ignoring unavailable registers.
8798 2008-08-24 Jeff Law <law@redhat.com>
8799 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8800 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8801 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8802 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8804 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8805 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8807 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8808 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8809 * reload1.c (find_reg): Process registers in register allocation order.
8811 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8812 * toplev.c (backend_init_target): Move ira_init call from
8814 (lang_dependent_init_target): ...to here.
8816 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8817 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8818 calculate memory move costs for NO_REGS.
8820 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8821 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8822 STACK_REGS is defined.
8824 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8825 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8827 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8828 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8830 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8831 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8832 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8835 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8836 Dorit Nuzman <dorit@il.ibm.com>
8838 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8839 vec_extract_evenv4sf, vec_extract_evenv8hi,
8840 vec_extract_evenv16qi, vec_extract_oddv4si,
8841 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8842 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8843 vec_interleave_highv4si, vec_interleave_lowv4si,
8844 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8845 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8846 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8848 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8851 * config/rs6000/rs6000.c (optimization_options): Don't default to
8852 section anchors without toplevel reorder.
8854 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8856 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8857 (mfc_end_critical_section): Likewise.
8859 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8861 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8862 all type qualifiers from element type to vector type.
8864 2008-08-25 David Daney <ddaney@avtrex.com>
8866 * config/mips/mips.md (immediate_insn): Move up in file, fix
8867 comment typo, reformat.
8868 (fetchop_bit, atomic_hiqi_op memory_barrier,
8869 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8870 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8871 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8872 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8873 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8874 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8875 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8876 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8877 sync_old_nand<mode>, sync_new_nand<mode>,
8878 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8879 test_and_set_12): Moved to sync.md.
8881 * config/mips/sync.md: New file.
8883 2008-08-25 Richard Henderson <rth@redhat.com>
8885 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8886 (regsave): Likewise.
8887 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8888 (output_cfi_directive): Likewise.
8889 (div_data_align): New.
8890 (output_cfi): Use it.
8892 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8894 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8895 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8896 (TARGET_OCTEON): New macro.
8897 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8898 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8899 (ISA_HAS_POP): New macro.
8900 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8902 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8904 * config/mips/mips.md (cpu): Add octeon.
8905 (type): Add pop attribute value.
8906 (popcount<mode>2): New pattern.
8907 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8909 2008-08-24 Jan Hubicka <jh@suse.cz>
8911 * doc/invoke.texi (-fipa-cp-clone): New option.
8912 (-fipa-cp): Update docs.
8913 (--param ipcp-unit-growth):New.
8914 * ipa-cp.c: Include fibheap.h, params.h
8915 (ipcp_initialize_node_lattices): When not cloning, all externally
8916 visible functions are bottom.
8917 (ipcp_need_redirect_p): Accept clones.
8918 (ipcp_insert_stage): Use cost driven heuristics.
8919 (max_count, dead_nodes): New static vars.
8920 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8921 ipcp_const_param_count): New functions.
8922 * common.opt (ipa-cp-clone): New command line option.
8923 * params.def (ipcp-unit-growth): New.
8925 2008-08-24 Jan Hubicka <jh@suse.cz>
8927 * tree-inline.c (tree_function_versioning): Look harder
8928 for referenced vars.
8930 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8932 PR tree-optimization/37185
8933 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8935 2008-08-23 Jan Hubicka <jh@suse.cz>
8937 * ipa-cp.c (ipcp_analyze_node): New function.
8938 (ipcp_update_cloned_node): Use it.
8939 (ipcp_init_stage): Likewise.
8940 * ipa-inline.c (function_insertion_hook_holder): New static var.
8941 (analyze_function): Break out from ....
8942 (inline_generate_summary): Here; register insertion hook.
8943 (cgraph_decide_inlining): Remove hook.
8944 (add_new_function): New function.
8946 2008-08-23 Jan Hubicka <jh@suse.cz>
8948 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8950 2008-08-23 Jan Hubicka <jh@suse.cz>
8952 * ipa-cp.c (constant_val_insert): Remove.
8953 (ipcp_propagate_one_const): Remove.
8954 (ipcp_create_replace_map): Always insert replacements to the map.
8955 (ipcp_insert_stage): Do not try to insert statements by hand.
8956 * tree-inline.c (insert_init_stmt): Break out from ...
8957 (setup_one_parameter): ... here; allow NULL BB pointer.
8958 (tree_function_versioning): Use setup_one_parameter to process
8961 2008-08-23 Jan Hubicka <jh@suse.cz>
8963 * tree.c (decl_address_ip_invariant_p): New function.
8964 * tree.h (decl_address_ip_invariant_p): Declare.
8965 * gimple.c (strip_invariant_refs): Break out from ...
8966 (is_gimple_invariant_address): ... here
8967 (is_gimple_ip_invariant_address): New function.
8968 (is_gimple_ip_invariant): New function.
8969 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8972 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8973 (ipcp_lat_is_insertable): All constants are insertable.
8974 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8975 IPA_CONST_VALUE_REF.
8976 (ipcp_initialize_node_lattices): Propagate all types of operands.
8977 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8978 (ipcp_create_replace_map): Reformat.
8979 (ipcp_need_redirect_p): Simplify.
8980 (ipcp_insert_stage): Check that argument is used before clonning.
8981 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8983 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8984 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8985 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8986 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8987 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8988 * tree-inline.c (tree_function_versioning): Add variables referenced
8991 2008-08-23 Jan Hubicka <jh@suse.cz>
8994 * i386.c (standard_80387_constant_p): Use optimize_size.
8996 2008-08-23 Ira Rosen <irar@il.ibm.com>
8998 PR tree-optimization/37161
8999 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9000 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9001 (vect_determine_vectorization_factor): Move the scalar type
9002 retrieval to vect_get_smallest_scalar_type.
9003 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9004 scalar type. Remove redundant computation.
9005 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9006 (vect_get_slp_defs): Take the type of RHS into account if
9007 necessary by calling vect_get_smallest_scalar_type. Call
9008 vect_get_constant_vectors with additional argument.
9010 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9013 * doc/invoke.texi (Wwrite-strings): Clarify description.
9015 2008-08-23 Ira Rosen <irar@il.ibm.com>
9017 PR tree-optimization/37174
9018 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9019 def stmt is a part of the loop before accessing its stmt_vec_info.
9021 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9024 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9025 (*swap): New insn pattern.
9026 (*ashlqi3): Rename from ashlqi3 insn pattern.
9027 (ashlqi3): New expanders.
9028 (*lshrqi3): Rename from lshrqi3 insn pattern.
9029 (lshrqi3): New expanders.
9030 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9031 lshrqi3_const5, lshrqi3_const6): New splitters.
9032 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9033 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9036 2008-08-22 Richard Guenther <rguenther@suse.de>
9038 PR tree-optimization/37078
9039 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9040 [+INF, +INF] ranges.
9042 2008-08-22 Richard Guenther <rguenther@suse.de>
9044 PR tree-optimization/37143
9045 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9046 a conversion statement instead of a copy.
9048 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9051 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9052 CCCmode, CCOmode and CCSmode destination modes.
9055 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9056 from different units in a single alternative.
9057 (*vec_extractv2sf_1): Ditto.
9058 (*vec_extractv2si_0): Ditto.
9059 (*vec_extractv2si_1): Ditto.
9060 * config/i386/sse.md (sse2_storehpd): Ditto.
9061 (sse2_storelpd): Ditto.
9062 (sse2_loadhpd): Ditto.
9063 (sse2_loadlpd): Ditto.
9066 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9067 (popcountsi2): Ditto.
9068 (clzdi2_abm): Ditto.
9069 (popcountdi2): Ditto.
9070 (clzhi2_abm): Ditto.
9071 (popcounthi2): Ditto.
9073 2008-08-22 Richard Guenther <rguenther@suse.de>
9077 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9078 if the multiplication does not overflow.
9080 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9082 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9084 2008-08-21 Richard Henderson <rth@redhat.com>
9086 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9087 spurrious comma from test.
9088 * configure: Rebuild.
9090 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9093 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9096 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9098 * c-tree.h (grokfield): New argument.
9099 * c-decl.c (grokfield): Handle new location argument.
9100 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9102 2008-08-21 Richard Guenther <rguenther@suse.de>
9104 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9106 2008-08-21 Jan Hubicka <jh@suse.cz>
9108 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9109 (cgraph_add_function_insertion_hook,
9110 cgraph_remove_function_insertion_hook,
9111 cgraph_call_function_insertion_hooks): New functions.
9112 * cgraph.h (cgraph_add_function_insertion_hook,
9113 cgraph_remove_function_insertion_hook,
9114 cgraph_call_function_insertion_hooks): Declare.
9115 * ipa-reference.c (function_insertion_hook_holder): New variable.
9116 (check_operand, look_for_address_of): When checking late, do not care
9117 about module bitmaps.
9118 (add_new_function): New function.
9119 (generate_summary): Register hooks; zero module bitmaps.
9120 (propagate): Unregister hooks.
9121 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9122 (add_new_function): New function.
9123 (generate_summary): Register hook.
9124 (propagate): Remove hook.
9126 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9128 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9129 * ipa-cp.c (ipcp_update_cloned_node): New function.
9130 (build_const_val): Handle functions correctly; bring type logic
9131 into sync with tree-inline.c
9132 (ipcp_init_stage): Take care of computing stuff needed by
9133 indirect inlining; update clones.
9134 (ipcp_generate_summary): Break out of ipcp_driver.
9135 (ipcp_driver): Do only execution and transformation.
9136 (pass_ipa_cp): Make IPA_PASS.
9137 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9139 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9140 ipcp, some info is already available.
9141 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9142 * tree-inline.c (remap_ssa_name): Unshare expression.
9144 2008-08-21 Richard Guenther <rguenther@suse.de>
9146 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9147 a PHI ask VN if it is already available.
9148 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9149 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9151 2008-08-21 Richard Guenther <rguenther@suse.de>
9154 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9155 makes sure to produce a result of the correct type.
9157 2008-08-21 Jan Hubicka <jh@suse.cz>
9158 Backport from LTO branch:
9160 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9161 Jan Hubicka <jh@suse.cz>
9164 (init_state, finish_state, set_function_state, generate_summary):
9166 (scan_stmt): Renamed from scan_function. Changed to keep state in
9167 local static vars rather than cgraph aux field.
9168 (propagate): Renamed from static_execute. Changed to keep state in
9169 local static vars rather than cgraph aux field.
9170 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9171 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9173 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9175 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9176 * ipa-reference.c (init_function_info, generate_summary,
9177 propagate): New functions.
9178 (analyze_function): Call init_function_info.
9179 (static_execute): Stripped into generate_summary and propagate.
9180 (pass_ipa_reference): Made into ipa_opt_pass.
9182 2008-08-21 Richard Guenther <rguenther@suse.de>
9184 PR tree-optimization/37181
9185 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9187 (extract_range_from_unary_expr): Likewise.
9189 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9191 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9193 * toplev.h (pedwarn_at): Likewise.
9194 * builtins.c: Update all calls to pedwarn.
9195 * c-lex.c: Likewise.
9196 * toplev.c: Likewise.
9197 * c-tree.h: Likewise.
9198 * c-decl.c: Likewise.
9199 * c-errors.c: Likewise.
9200 * c-typeck.c: Likewise.
9201 * c-common.c: Likewise.
9202 * c-parser.c: Likewise.
9204 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9207 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9208 with MODE_VECTOR_INT mode.
9210 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9213 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9214 initialized outside the current module.
9215 (warn_uninitialized_var): Ignore left-hand side when walking the
9216 trees. Ignore address expressions. Examine VUSE operands in gimple
9217 statements with a variable declaration on the right-hand side.
9219 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9222 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9224 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9227 * c-common.c (conversion_warning): Do not warn if applying bit-and
9228 operator to unsigned constant that fits in the target type.
9230 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9233 * c-common.c (conversion_warning): Do not warn for artificial
9236 2008-08-20 Richard Guenther <rguenther@suse.de>
9238 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9239 (extract_range_from_binary_expr): Fall back to constant propagation.
9240 (extract_range_from_unary_expr): Likewise.
9242 2008-08-20 Richard Guenther <rguenther@suse.de>
9244 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9245 with TREE_THIS_VOLATILE on shared nodes.
9246 (fold_stmt_r): Likewise.
9248 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9251 * c-parser.c (c_parser_attributes): For keywords use canonical
9252 spelling for attr_name.
9254 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9256 * value-prof.c (check_counter): Revert wrong call to error.
9258 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9260 * profile.c: Update calls to inform.
9261 * value-prof.c: Update calls to inform.
9263 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9265 * diagnostic.c (inform): Add an explicit location_t parameter.
9266 * toplev.h (inform): Update declaration.
9267 * builtins.c: Update all calls to inform.
9268 * c-common.c: Likewise.
9269 * c-decl.c: Likewise.
9270 * c-opts.c: Likewise.
9271 * c-pch.c: Likewise.
9272 * c-pragma.c: Likewise.
9273 * c-typeck.c: Likewise.
9274 * coverage.c: Likewise.
9276 * toplev.c: Likewise.
9277 * tree-cfg.c: Likewise.
9278 * tree-ssa.c: Likewise.
9280 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9283 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9284 V2DI mode, for SSE4.1, use movq instead of vector set if the
9285 second element is zero and inter-unit moves are OK.
9287 2008-08-20 Richard Guenther <rguenther@suse.de>
9289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9290 properly handle conversion/copy chains after tuplification.
9292 2008-08-20 Richard Guenther <rguenther@suse.de>
9294 * passes.c (init_optimization_passes): Move the second
9295 forwprop pass before alias computation. Remove the second
9296 DCE pass. Remove the first dominator and phi copy/const
9299 2008-08-20 Nick Clifton <nickc@redhat.com>
9301 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9302 support of this feature. Do not assume that a sufficiently new
9303 assembler will support the feature regardless of the target type.
9304 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9305 * configure: Regenerate.
9307 2008-08-20 Richard Guenther <rguenther@suse.de>
9309 * tree-vrp.c (found_in_subgraph): Remove.
9310 (live): New global static.
9311 (live_on_edge): New function.
9312 (blocks_visited): Remove.
9313 (register_edge_assert_for_2): Use live_on_edge.
9314 (find_conditional_asserts): Remove code dealing with
9315 found_in_subgraph. Do not walk the CFG.
9316 (find_switch_asserts): Likewise.
9317 (find_assert_locations_1): Renamed from find_assert_locations.
9318 Move finding assert locations for conditional and switch
9319 statements first. Update live bitmap. Do not walk the CFG.
9320 (find_assert_locations): New function.
9321 (insert_range_assertions): Remove entry of CFG walk.
9322 Adjust call to find_assert_locations.
9323 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9324 that only can appear because of fake exit edges but assert we
9325 never try to insert on those.
9326 (fini_pre): Do not remove fake exit edges here...
9327 (execute_pre): ...but here, before committing edge inserts.
9329 2008-08-19 Richard Guenther <rguenther@suse.de>
9331 * passes.c (init_optimization_passes): Exchange store-ccp
9334 2008-08-19 Rafael Espíndola <espindola@google.com>
9336 * varasm.c (weak_decls): Move earlier in the file.
9337 (assemble_external): Add weak decls to the weak_decls list.
9338 (declare_weak): Don't add decls to the weak_decls list.
9340 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9343 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9344 before (sse2_shufpd_<mode>).
9346 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9349 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9350 * tree.c (block_nonartificial_location): Likewise.
9352 2008-08-19 Richard Guenther <rguenther@suse.de>
9354 PR tree-optimization/35972
9355 PR tree-optimization/23094
9356 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9358 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9359 handle MISALIGNED_INDIRECT_REF.
9360 (get_ref_from_reference_ops): New helper.
9361 (vn_reference_lookup_pieces): Walk the use-def chain using the
9362 alias-oracle if requested.
9363 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9364 walking the use-def chain.
9365 (compute_avail): But not here.
9366 (create_component_ref_by_pieces_1): Properly handle
9367 MISALIGNED_INDIRECT_REF.
9368 (do_regular_insertion): Handle fully redundant
9369 expressions after PHI-translation also for SSA_NAME values, not
9370 only constants. Correctly use edoubleprime for that.
9372 2008-08-19 Ira Rosen <irar@il.ibm.com>
9374 * tree-vectorizer.c (supportable_widening_operation): Support
9375 multi-step conversion, return the number of steps in such conversion
9376 and the required intermediate types.
9377 (supportable_narrowing_operation): Likewise.
9378 * tree-vectorizer.h (vect_pow2): New function.
9379 (supportable_widening_operation): Change argument types.
9380 (supportable_narrowing_operation): Likewise.
9381 (vectorizable_type_promotion): Add an argument.
9382 (vectorizable_type_demotion): Likewise.
9383 * tree-vect-analyze.c (vect_analyze_operations): Call
9384 vectorizable_type_promotion and vectorizable_type_demotion with
9385 additional argument.
9386 (vect_get_and_check_slp_defs): Detect patterns.
9387 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9389 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9390 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9391 factor according to the smallest type in the loop.
9392 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9393 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9394 supportable_widening_operation with correct arguments.
9395 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9396 operands lists according to the number of vector statements in left
9397 or right node, if exists.
9398 (vect_gen_widened_results_half): Remove unused argument.
9399 (vectorizable_conversion): Call supportable_widening_operation,
9400 supportable_narrowing_operation, and vect_gen_widened_results_half
9401 with correct arguments.
9402 (vectorizable_assignment): Change documentation, support multiple
9404 (vectorizable_operation): Likewise.
9405 (vect_get_loop_based_defs): New function.
9406 (vect_create_vectorized_demotion_stmts): Likewise.
9407 (vectorizable_type_demotion): Support loop-aware SLP and general
9408 multi-step conversion. Call vect_get_loop_based_defs and
9409 vect_create_vectorized_demotion_stmts for transformation.
9410 (vect_create_vectorized_promotion_stmts): New function.
9411 (vectorizable_type_promotion): Support loop-aware SLP and general
9412 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9414 (vectorizable_store): Change documentation, support multiple
9416 (vectorizable_load): Likewise.
9417 (vect_transform_stmt): Pass SLP_NODE to
9418 vectorizable_type_promotion and vectorizable_type_demotion.
9419 (vect_schedule_slp_instance): Move here the calculation of number
9420 of vectorized statements for each node from...
9421 (vect_schedule_slp): ... here.
9422 (vect_transform_loop): Call vect_schedule_slp without the last
9425 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9428 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9429 to == in assert statement.
9430 (vectorizable_reduction): Fix typo.
9432 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9435 * value-prof.c (check_counter): Dereference pointer to overall
9436 count when printing it.
9438 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9440 * profile.h: Really add it.
9442 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9444 * mcf.c: Really add it.
9446 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9447 Vinodha Ramasamy <vinodha@google.com>
9449 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9451 * value-prof.c (check_counter): Fix the counter if
9452 flag_profile_correction is true.
9453 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9454 tree_mod_subtract_transform):
9455 Follow check_counter parameter change.
9456 * common.opt (fprofile-correction): New option.
9458 * profile.h: Likewise.
9459 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9460 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9461 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9463 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9464 flag_profile_correction is set.
9466 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9468 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9470 2008-08-18 Tomas Bily <tbily@suse.cz>
9472 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9473 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9475 * tree-data-ref.c (split_constant_offset_1): Likewise.
9476 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9477 * tree-sra.c (sra_walk_expr): Likewise.
9478 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9479 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9480 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9481 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9483 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9484 * tree-vect-transform.c (vectorizable_type_demotion)
9485 (vectorizable_type_promotion): Likewise.
9486 * tree-inline.c (expand_call_inline):
9487 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9488 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9489 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9490 * expr.c (expand_expr_real_1): Likewise.
9491 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9492 (gimple_assign_unary_useless_conversion_p): Likewise.
9493 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9494 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9495 * fold-const.c (fold_unary): Likewise.
9496 * tree.h (CONVERT_EXPR_P): Likewise.
9497 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9498 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9500 (register_edge_assert_for_2, extract_range_from_unary_expr)
9501 (register_edge_assert_for_1): Likewise.
9503 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9505 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9506 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9507 (enum real_value_const): Delete.
9508 (get_real_const): Delete.
9509 * real.c (get_real_const): Delete.
9510 (dconst_e_ptr): Define.
9511 (dconst_third_ptr): Define.
9512 (dconst_sqrt2_ptr): Define.
9513 * builtins.c: Update all callers.
9515 2008-08-18 Richard Guenther <rguenther@suse.de>
9517 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9518 statement iterator after statement removal.
9520 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9522 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9523 (detect_processor_freebsd): Likewise.
9524 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9526 2008-08-18 Richard Guenther <rguenther@suse.de>
9528 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9529 and loads have the correct types.
9531 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9534 * c-opts.c (cpp_opts): Remove static.
9535 * c-parser.c (cpp_opts): Declare it extern.
9536 (disable_extension_diagnostics): Handle cpp options.
9537 (enable_extension_diagnostics): Likewise.
9539 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9541 * diagnostics.c (permerror_at): Rename as permerror.
9542 (permerror): Delete.
9543 * toplev.h: Likewise.
9545 2008-08-18 Richard Guenther <rguenther@suse.de>
9547 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9548 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9549 Move call_cdce before build_alias. Move copyrename2,
9550 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9551 right after final inlining.
9552 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9553 (pass_build_cfg): But instead via TODO_dump_func.
9555 2008-08-18 Richard Guenther <rguenther@suse.de>
9557 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9559 (scalarize_init): If we failed to generate some initializers
9560 do not generate zeros for not instantiated members. Instead
9561 rely on the copy out.
9562 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9563 about missing flow-sensitive alias info only if we have
9566 2008-08-17 Nick Clifton <nickc@redhat.com>
9568 * doc/extend.texi (Function Attributes): Fix typo in description
9569 if hot function attribute.
9571 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9572 Richard Sandiford <rdsandiford@googlemail.com>
9574 * doc/install.texi (--with-mips-plt): Document.
9575 * doc/invoke.texi (-mplt, -mno-plt): Document.
9576 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9577 and handle ${with_mips_plt}.
9578 * config/mips/mips.opt (mplt): New option.
9579 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9580 (TARGET_ABICALLS_PIC2): Likewise.
9581 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9582 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9583 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9584 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9585 to decide whether to output ".option picX" directives.
9586 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9587 Pass -call_nonpic rather than -KPIC for -mplt.
9588 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9589 on the command line. Also remove it when -mabi=64 is used without
9591 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9592 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9593 TARGET_ABICALLS_PIC0.
9594 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9596 (mips16_build_function_stub): Only output ".option pic" directives
9597 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9598 (mips16_build_call_stub): Fix comment and remove redundant
9599 ".set at"/"set .noat" directives.
9600 (mips_function_rodata_section): Use the default behaviour for
9601 TARGET_ABSOLUTE_ABICALLS.
9602 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9603 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9604 (mips_restore_gp): Do nothing if the current function doesn't use
9606 (mips_expand_prologue): Only save $gp if the current function uses it.
9607 Use a normal move for TARGET_ABICALLS_PIC0.
9608 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9610 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9612 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9613 of function when handling GLOBAL_POINTER_REGNUM.
9615 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9618 * common.opt (-fstack-check): Do not declare the variable here.
9619 (-fstack-check=): New option variant.
9620 * doc/invoke.texi (Code Gen Options): Document it.
9621 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9622 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9623 (STACK_CHECK_STATIC_BUILTIN): New macro.
9624 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9625 * opts.c: Include expr.h.
9626 (common_handle_option) <OPT_fold_stack_check_>: New case.
9627 <OPT_fstack_check>: Likewise.
9628 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9629 consistently in the test for variable-sized types. Adjust for
9630 new behaviour of flag_stack_check.
9631 * explow.c: Include except.h.
9632 (allocate_dynamic_stack_space): Do not take into account
9633 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9634 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9635 for variable-sized parameters. Treat all parameters whose size is
9636 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9637 stack checking is enabled.
9638 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9639 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9640 if generic stack checking is enabled.
9641 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9642 * reload1.c (reload): Likewise.
9643 * stmt.c (expand_decl): Assert that all automatic variables have
9644 fixed size at this point and remove dead code.
9645 * flags.h (stack_check_type): New enumeration type.
9646 (flag_stack_check): Declare.
9647 * toplev.c (flag_stack_check): New global variable.
9648 * Makefile.in (opts.o): Add dependency on EXPR_H.
9649 (explow.o): Add dependency on except.h.
9651 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9653 * config/avr/avr.c (avr_override_options): Reduce value of
9654 PARAM_INLINE_CALL_COST.
9656 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9658 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9659 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9660 lieu of TYPE_MODE (type) throughout.
9662 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9664 * config/arm/arm.c (add_minipool_backward_ref): Check for
9665 8-byte-aligned entries in second case of forcing insertion after a
9666 particular entry. Change third case to avoid inserting
9667 non-8-byte-aligned entries before 8-byte-aligned ones.
9669 2008-08-15 Richard Guenther <rguenther@suse.de>
9671 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9672 strip components for unknown size accesses.
9674 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9676 * config/s390/2097.md New file.
9677 * config/s390/s390.md ("z10prop" attribute): Define none,
9678 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9679 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9680 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9681 possible values and apply them to insns as appropriate.
9682 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9683 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9684 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9685 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9686 ("bfp" mode attribute): Removed. Every occurence replaced
9688 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9689 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9692 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9695 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9698 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9700 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9701 additional argument. Support reduction when duplication is needed due
9702 to data-types of different sizes in the loop.
9703 (get_initial_def_for_induction): Fix printout.
9704 (vect_get_vec_def_for_stmt_copy): Support case where the
9705 vec_stmt_for_operand is a phi node.
9706 (vectorizable_reduction): Support reduction when duplication is needed
9707 due to data-types of different sizes in the loop.
9708 (vectorizable_call): Remove restriction to not vectorize in case we
9709 have data-types of different sizes in the loop.
9710 (vectorizable_conversion): Likewise.
9711 (vectorizable_operation): Likewise.
9712 (vectorizable_type_demotion): Likewise.
9713 (vectorizable_type_promotion): Likewise.
9714 (vectorizable_induction): Add restriction to not vectorize in case
9715 we have data-types of different sizes in the loop.
9717 2008-08-14 Christophe Saout <christophe@saout.de>
9718 Uros Bizjak <ubizjak@gmail.com>
9721 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9722 (*vec_concatv2di_rex64_sse4_1): Ditto.
9723 (*vec_concatv2di_rex64_sse): Ditto.
9725 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9728 * fold-const.c (fold_widened_comparison): Do not allow
9729 sign changes that change the result even if shorter type
9730 is wider than arg1_unw's type.
9732 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9734 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9735 Skip if the multilib testing specifies -march that does not
9736 agree with the one specified in the testcase.
9738 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9740 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9741 zero extend SImode values being converted to TFmode before passing
9744 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9746 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9747 __PPU__ when targeting the Cell/B.E. PPU processor.
9749 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9751 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9752 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9753 Rematerialize the static chain, if any.
9754 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9757 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9759 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9760 (new_loc_descr): Likewise.
9761 (add_loc_descr): Likewise.
9762 (size_of_loc_descr): Likewise.
9763 (size_of_locs): Likewise.
9764 (output_loc_operands): Likewise.
9765 (output_loc_sequence): Likewise.
9766 (new_reg_loc_descr): New.
9767 (build_cfa_loc): Use it.
9768 (build_cfa_aligned_loc): Likewise.
9769 (one_reg_loc_descriptor): Likewise.
9770 (based_loc_descr): Likewise.
9772 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9775 * doc/invoke.texi (Wmain): Update.
9776 * c-decl.c (start_decl): warn_main is only 0 or 1.
9777 (start_function): Likewise. Fix formatting.
9778 (finish_function): Delete redundant warning.
9779 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9780 * c-opts (c_common_handle_option): -Wall only has effect if
9781 warn_main is uninitialized. OPT_Wmain is automatically
9782 handled. -pedantic also enables Wmain.
9783 (c_common_post_options): Handle all logic for Wmain here.
9784 * c-common.c (warn_main): Delete.
9785 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9786 * c-common.h (warn_main): Delete.
9788 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9791 * expr.c (emit_group_store): Allocate stack temp with the
9792 largest alignment when copying from register to stack.
9794 2008-08-13 Richard Guenther <rguenther@suse.de>
9796 * tree.h (maybe_fold_offset_to_address): Declare.
9797 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9798 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9799 Likewise for POINTER_PLUS_EXPR.
9800 (maybe_fold_offset_to_reference): Enable disabled code.
9801 (maybe_fold_offset_to_address): New function.
9802 (fold_stmt_r): Use it.
9803 (fold_gimple_assign): Likewise.
9804 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9805 (gimplify_expr): Likewise.
9807 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9809 * toplev.h (pedwarn_at): Fix declaration.
9811 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9813 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9814 LINK_SPEC): Use %R in -Y P argument.
9816 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9819 * diagnostic.c (pedwarn_at): New.
9820 * toplev.h (pedwarn_at): Declare.
9821 * c-tree.h (build_enumerator): Update declaration.
9822 * c-decl.c (finish_enum): Update comment.
9823 (build_enumerator): Take a location parameter. Give a pedwarn but do
9824 not perform any conversion.
9825 * c-parser.c (c_parser_enum_specifier): Set correct location for
9828 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9831 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9832 expressions except for conversions to signed:1 bitfields. Handle
9833 COND_EXPR with constant operands.
9835 2008-08-13 Richard Guenther <rguenther@suse.de>
9837 PR tree-optimization/15255
9838 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9839 (struct oecount_s): New struct and VEC types.
9841 (oecount_hash): New function.
9842 (oecount_eq): Likewise.
9843 (oecount_cmp): Likewise.
9844 (zero_one_operation): New function.
9845 (build_and_add_sum): Likewise.
9846 (undistribute_ops_list): Perform un-distribution of multiplication
9847 and division on the chain of summands.
9848 (should_break_up_subtract): Also break up subtracts for factors.
9849 (reassociate_bb): Delete dead visited statements.
9850 Call undistribute_ops_list. Re-sort and optimize if it did something.
9851 * passes.c (init_optimization_passes): Move DSE before
9853 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9856 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9858 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9860 * doc/invoke.texi: Revert unintended checkin.
9862 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9865 * gcc.c (include_spec_function): Tweak call to find_a_file.
9867 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9870 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9871 and TRUTH_ORIF_EXPR.
9872 * dojump.c (do_jump): Likewise.
9874 PR tree-optimization/37084
9875 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9876 if id->regimplify, don't assume stmt is a cast assignment.
9878 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9880 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9882 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9885 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9888 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9890 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9891 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9893 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9894 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9895 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9896 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9897 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9899 * doc/tm.texi (Storage Layout): Remove documentation for
9900 TARGET_FLOAT_FORMAT.
9902 * simplify-rtx.c (simplify_binary_operation_1): Replace
9903 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9905 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9907 * real.h (struct real_format): New member has_sign_dependent_rounding.
9908 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9909 spu_single_format, ieee_double_format, mips_double_format,
9910 motorola_double_format, ieee_extended_motorola_format,
9911 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9912 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9913 mips_extended_format, ieee_quad_format, mips_quad_format,
9914 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9915 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9917 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9918 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9919 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9920 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9921 (ROUND_TOWARDS_ZERO): Likewise.
9923 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9924 (FLOAT_MODE_FORMAT): New macro.
9925 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9926 (MODE_COMPOSITE_P): ... this new macro.
9927 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9928 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9929 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9931 * flags.h: Include "real.h".
9933 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9934 REAL_MODE_FORMAT_COMPOSITE_P.
9935 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9937 * doc/tm.texi (Storage Layout): Remove documentation of
9938 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9939 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9940 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9941 they only apply to libgcc2.a.
9943 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9945 * config/spu/float_disf.c: New file.
9946 * config/spu/float_unsdisf.c: New file.
9947 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9948 (LIB2FUNCS_EXCLUDE): Define.
9950 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9951 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9953 * real.h (struct real_format): New member round_towards_zero.
9954 * real.c (round_for_format): Respect fmt->round_towards_zero.
9955 (ieee_single_format, mips_single_format, motorola_single_format,
9956 spu_single_format, ieee_double_format, mips_double_format,
9957 motorola_double_format, ieee_extended_motorola_format,
9958 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9959 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9960 mips_extended_format, ieee_quad_format, mips_quad_format,
9961 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9962 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9964 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9965 real_format to choose rounding mode when calling MPFR functions.
9966 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9967 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9969 * real.h (real_to_decimal_for_mode): Add prototype.
9970 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9971 Respect target rounding mode when generating decimal representation.
9972 (real_to_decimal): New stub for backwards compatibility.
9973 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9974 real_to_decimal_for_mode instead of real_to_decimal.
9976 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9978 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9979 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9981 * real.c (spu_single_format): New variable.
9982 * real.h (spu_single_format): Declare.
9984 * config/spu/spu.c (spu_override_options): Install SFmode format.
9985 (spu_split_immediate): Use integer mode to operate on pieces of
9986 floating-point values in all cases.
9988 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9989 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9990 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9992 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9994 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9996 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9998 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10000 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10003 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10004 on the VAR_DECL instead of TYPE_READONLY on its type.
10006 2008-08-12 Ira Rosen <irar@il.ibm.com>
10008 * tree-vectorizer.c: Depend on langhooks.h.
10009 (supportable_widening_operation): Add two arguments. Support double
10011 (supportable_narrowing_operation): Likewise.
10012 * tree-vectorizer.h (supportable_widening_operation): Add two
10014 (supportable_narrowing_operation): Likewise.
10015 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10016 supportable_widening_operation with correct arguments.
10017 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10018 (vectorizable_type_demotion): Support double type conversions.
10019 (vectorizable_type_promotion): Likewise.
10020 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10022 2008-08-11 Michael Matz <matz@suse.de>
10024 * i386/i386.c (override_options): Move initialisation from
10025 flag_schedule_insns_after_reload to here from ...
10026 (optimization_options): ... here.
10028 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10030 PR rtl-optimization/36998
10031 * dwarf2out.c (compute_barrier_args_size_1,
10032 compute_barrier_args_size): Temporarily remove assertions.
10034 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10036 PR middle-end/20644
10037 * tree-ssa.c (struct walk_data): Add new flag
10038 warn_possibly_uninitialized.
10039 (warn_uninitialized_var): Use it.
10040 (warn_uninitialized_vars): New.
10041 (execute_early_warn_uninitialized): Call it.
10042 (execute_late_warn_uninitialized): Likewise.
10044 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10046 PR middle-end/36238
10047 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10048 for memory subregs.
10050 2008-08-09 Jan Hubicka <jh@suse.cz>
10053 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10055 (expand_fix): Be prepared for expansion to fail.
10056 (expand_sfix_optab): Remove instructions if expansion failed.
10058 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10060 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10061 avr31 architecture.
10062 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10063 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10065 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10067 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10068 mips/t-libgcc-mips16 to tmake_file.
10069 * config/mips/mips-protos.h (mips_call_type): New enum.
10070 (mips_pic_base_register, mips_got_load): Declare.
10071 (mips_restore_gp): Take an rtx argument.
10072 (mips_use_pic_fn_addr_reg_p): Declare.
10073 (mips_expand_call): Replace the sibcall_p argument with
10074 a mips_call_type argument. Add a lazy_p parameter.
10075 (mips_split_call): Declare.
10076 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10077 (MIPS16_PIC_TEMP): Likewise.
10078 (reg_class): Delete M16_NA_REGS.
10079 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10080 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10081 (mips_split_hi_p): Declare.
10082 * config/mips/mips.c (mips_split_hi_p): New array.
10083 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10084 (mips_got_symbol_type_p): New function.
10085 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10086 (mips16_stub_function_p): New function.
10087 (mips16_local_function_p): Likewise.
10088 (mips_use_pic_fn_addr_reg_p): Likewise.
10089 (mips_cannot_force_const_mem): Return false for HIGHs.
10090 Extend CONST_INT and symbolic handling to MIPS16, using
10091 mips_symbol_insns to check that the base symbol type is a
10092 legitimate constant. Reject GOT-based constants if
10093 TARGET_MIPS16_PCREL_LOADS.
10094 (mips_const_insns): Check targetm.cannot_force_const_mem when
10095 decomposing a symbolic base and a large offset.
10096 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10097 When calling a function that needs $25 from MIPS16 code,
10098 move the target address into $25 separately and add a USE
10100 (mips16_gp_pseudo_reg): Insert the initializer immediately
10101 before the first real insn.
10102 (mips_pic_base_register, mips_got_load): New functions.
10103 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10104 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10105 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10106 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10107 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10108 also passing NULL_RTX rather than const0_rtx as the aux argument.
10109 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10110 instead of TARGET_EXPLICIT_RELOCS.
10111 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10112 (mips_load_call_address): Replace the sibcall_p argument with
10113 a mips_call_type argument. Use mips_got_load.
10114 (mips16_local_alias): New structure.
10115 (mips16_local_aliases): New variable.
10116 (mips16_local_aliases_hash): New function.
10117 (mips16_local_aliases_eq): Likewise.
10118 (mips16_local_alias): Likewise.
10119 (mips16_stub_function): Likewise.
10120 (mips16_build_function_stub): Create a local alias for the target
10121 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10122 .cpload directive and an R_MIPS_NONE relocation for the target
10123 function, then load the alias rather than the function itself.
10124 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10125 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10126 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10127 (mips16_build_call_stub): Replace the FN parameter with an
10128 FN_PTR parameter. Force the address into a register if it
10129 isn't a call_insn_operand; don't rely on the caller to do this.
10130 If a call to a locally-defined and locally-binding MIPS16
10131 function must be made indirectly, redirect the call to the
10132 function's local alias. Use mips16_stub_function_p,
10133 mips16_stub_function, mips_expand_call and use_reg.
10134 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10135 Use explicit %hi and %lo accesses where possible.
10136 Use MIPS_CALL to generate the correct code form of a
10137 jal instruction. Add clobbers of $18 instead of uses.
10138 Update the call to mips_emit_call_insn.
10139 (mips_expand_call): Replace the SIBCALL_P argument with a
10140 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10141 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10142 allowing it to modify the call address. Update the calls to
10143 mips_load_call_address and mips_emit_call_insn.
10144 (mips_split_call): New function.
10145 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10146 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10147 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10148 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10149 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10151 (mips_cprestore_slot): New function.
10152 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10153 and use mips_cprestore_slot.
10154 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10156 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10157 then use a copygp_mips16 instruction to set up $28.
10158 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10159 (mips16_lay_out_constants): Call split_all_insns_noflow.
10160 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10161 false if TARGET_MIPS16.
10162 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10163 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10164 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10165 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10166 MIPS16 code. Allow MIPS16 o32 PIC.
10167 (mips_override_options): Allow MIPS16 o32 PIC.
10168 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10169 after reload if TARGET_USE_GOT.
10170 (UNSPEC_COPYGP): New constant.
10171 (length): Use a default length of 8 for MIPS16 GOT loads.
10172 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10173 (*got_page<mode>): Check mips_split_hi_p.
10174 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10175 (unspec_got<mode>, unspec_call<mode>): New expanders.
10176 (load_got<mode>, load_call<mode>): Remove the length attributes.
10177 Use a got attribute instead of a type attribute.
10178 (copygp_mips16): New insn.
10179 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10180 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10181 (sibcall, sibcall_value, call, call_value): Update the calls
10182 to mips_expand_call.
10183 (call_internal, call_value_internal): Use mips_split_call.
10184 (call_value_multiple_internal): Likewise.
10185 (call_split): Move after call_internal (the insn it is split from).
10186 (call_internal_direct, call_value_internal_direct): Turn into
10187 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10188 (call_direct_split, call_value_direct_split): New patterns.
10189 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10190 and use M16_REGS instead of M16_NA_REGS.
10191 * config/mips/predicates.md (const_call_insn_operand): Replace
10192 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10193 mips_use_pic_fn_addr_reg_p check.
10194 (move_operand): Reject HIGHs if mips_split_hi_p.
10195 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10196 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10197 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10198 * config/mips/libgcc-mips16.ver: New file.
10199 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10200 $(srcdir)/config/mips/libgcc-mips16.ver.
10202 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10204 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10206 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10207 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10208 (mips16_cfun_returns_in_fpr_p): Likewise.
10210 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10212 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10213 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10214 rather than 4 to PC.
10216 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10218 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10219 (FUNCTION_PROFILER): Save the static chain pointer into $2
10220 beforehand and restore it aftewards.
10221 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10222 address directly into $25 and call the function through $25;
10223 do not clobber $3. Pad the DImode version to cover the space
10224 left by the deleted $25 <- $3 move.
10225 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10226 the removal of the $25 <- $3 move.
10227 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10228 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10230 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10231 Daniel Jacobowitz <dan@codesourcery.com>
10233 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10234 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10235 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10236 * config/mips/mips.c (mips_start_function_definition): New function.
10237 (mips_end_function_definition): Likewise.
10238 (mips_output_function_prologue): Use mips_start_function_definition.
10239 (mips_output_function_epilogue): Use mips_end_function_definition.
10240 (build_mips16_function_stub): Use mips_start_function_definition
10241 and mips_end_function_definition.
10242 (build_mips16_call_stub): Likewise.
10244 2008-08-09 Richard Guenther <rguenther@suse.de>
10246 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10247 * gimple.h (gimple_call_fn): Adjust comment.
10248 (gimple_call_set_fndecl): New function.
10249 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10250 longer having bare FUNCTION_DECL operand.
10251 (gimple_call_return_type): Likewise.
10252 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10254 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10255 (gimple_mod_pow2): Likewise.
10256 (gimple_mod_subtract): Likewise.
10257 (gimple_ic): Likewise.
10258 (gimple_stringop_fixed_value): Likewise.
10259 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10260 longer having bare FUNCTION_DECL operand.
10261 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10262 * omp-low.c (optimize_omp_library_calls): Likewise.
10263 * cgraphunit.c (update_call_expr): Likewise.
10264 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10265 (execute_convert_to_rsqrt): Likewise.
10266 * cfgexpand.c (gimple_to_tree): Simplify.
10267 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10268 bare FUNCTION_DECL operand.
10269 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10270 (convert_gimple_call): Use gimple_call_fndecl.
10271 * c-common.c (c_warn_unused_result): Likewise.
10273 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10276 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10277 (c_finish_return): Likewise.
10278 (c_start_case): Likewise.
10279 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10280 * c-parser.c (c_parser_condition): New. Call
10281 verify_sequence_points.
10282 (c_parser_paren_condition): Call c_parser_condition.
10283 (c_parser_for_statement): Call c_parser_condition.
10285 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10288 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10289 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10290 Moved from diagnostic.h
10291 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10293 (emit_diagnostic): New.
10294 (warning0, pedwarn0): Delete.
10295 (warning, warning_at, pedwarn, permerror): Return bool.
10296 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10297 Moved to diagnostic.c.
10298 (struct diagnostic_context): Use correct type for
10299 classify_diagnostic.
10300 (diagnostic_report_diagnostic): Update declaration.
10301 (emit_diagnostic): Declare.
10302 * errors.c (warning): Return bool.
10303 * errors.h (warning): Update declaration.
10304 * toplev.h (warning0, pedwarn0): Delete.
10305 (warning, warning_at, pedwarn, permerror): Return bool.
10306 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10307 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10308 inform. Update all calls.
10309 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10310 before giving informative note.
10311 (implicit_decl_warning): Likewise.
10312 * c-typeck.c (build_function_call): Likewise.
10313 * tree-sssa.c (warn_uninit): Likewise.
10314 * builtins.c (gimplify_va_arg_expr): Likewise.
10316 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10319 * doc/invoke.texi (-Wextra): Move warning from here...
10320 (-Wuninitialized): ... to here.
10322 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10325 * flags.h (set_Wunused): Delete
10326 * toplev.c (process_options): Handle Wunused flags here.
10327 * opts.c (maybe_warn_unused_parameter): Delete.
10328 (common_handle_option): Replace set_Wunused by warn_unused.
10329 (set_Wextra): Do not handle Wunused-parameter here.
10330 (set_Wunused): Delete.
10331 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10333 * common.opt (Wunused): Add Var and Init.
10334 (Wunused-function): Likewise.
10335 (Wunused-label): Likewise.
10336 (Wunused-parameter): Likewise.
10337 (Wunused-value): Likewise.
10338 (Wunused-variable): Likewise.
10340 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10342 * doc/invoke.texi: Add cpu_type power7.
10343 * config.in (HAVE_AS_VSX): New.
10344 * config.gcc: Add cpu_type power7.
10345 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10347 * configure: Regenerate.
10348 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10350 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10351 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10352 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10354 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10356 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10357 type to vectorize.builtin_conversion.
10358 (vectorizable_conversion): Likewise.
10359 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10360 integral type as input.
10361 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10363 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10364 and ALTIVEC_BUILTIN_VCTSXS.
10365 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10368 2008-08-08 Richard Guenther <rguenther@suse.de>
10370 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10371 (surely_varying_stmt_p): Calls are varying only if they are
10372 non-builtin and not indirect or have no result.
10373 (ccp_fold): Re-instantiate code before the tuples merge.
10375 2008-08-08 Richard Guenther <rguenther@suse.de>
10377 PR tree-optimization/37056
10378 * gimple.h (gimple_assign_rhs_class): New helper function.
10379 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10380 unary operations properly.
10382 2008-08-07 Jan Hubicka <jh@suse.cz>
10384 * i386.h (ix86_size_cost): Declare.
10385 (ix86_cur_cost): New function macro.
10386 * i386.md (peepholes expanding size and splitters): Predicate by
10387 optimize_insn_for_speed_p.
10388 (peepholes reduce size and splitters): Predicate by
10389 optimize_insn_for_size_p.
10390 * i386.c (ix86_size_cost): Rename from ...
10391 (size_cost): This one.
10392 (override_options): Update.
10393 (decide_alg): Likewise.
10394 (ix86_expand_clear): Use RTL profile.
10395 (ix86_pad_returns): Use RTL profile.
10397 2008-08-07 Jan Hubicka <jh@suse.cz>
10399 * recog.c (split_all_insns): Set RTL profile
10400 (peephole2_optimize): Likewise.
10401 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10402 * combine.c (combine_instructions): Likewise.
10404 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10406 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10408 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10410 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10411 value in a6 after the set_frame_ptr insn.
10413 2008-08-07 Richard Henderson <rth@redhat.com>
10416 * gcc.c (cpp_options): Pass along -g*.
10418 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10420 * config/arm/arm.c (output_move_neon): Update comment describing
10421 big-endian vector layout.
10422 (arm_assemble_integer): Do not handle big-endian NEON vectors
10424 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10425 neon_vget_lane<mode>_sext_internal,
10426 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10427 element indices for big-endian.
10429 2008-08-07 Richard Henderson <rth@redhat.com>
10431 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10432 * configure, config.in: Rebuild.
10433 * debug.h (dwarf2out_do_cfi_asm): Declare.
10434 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10435 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10436 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10437 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10439 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10441 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10442 movv2si_internal): Combine into mov<mode>_internal.
10443 (movv2si_internal_2): Remove.
10445 2008-08-07 Jan Hubicka <jh@suse.cz>
10448 * i386.md (single stringop patterns): Enable unconditionally.
10450 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10453 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10455 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10456 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10458 * config/i386/sse.md (sse2_movq128): New.
10460 * doc/extend.texi: Document __builtin_ia32_movq128.
10462 2008-08-07 Richard Guenther <rguenther@suse.de>
10464 PR middle-end/37042
10465 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10466 pointers can access anything.
10468 2008-08-06 Jan Hubicka <jh@suse.cz>
10470 * optabs.c (emit_unop_insn): Break out to ...
10471 (maybe_emit_unop_insn): ... this one.
10472 (expand_sfix_optab): Use maybe variant.
10473 * optabs.h (maybe_emit_unop_insn): Declare.
10475 * i386.md (mov0 patterns): Enable by default.
10476 (FP conversion expanders): Disable expansion of code expanding
10477 sequences when instruction should be optimized for size.
10478 (single strinop patterns): Enable when optimizing for size.
10479 (string expanders): Disable expanding of code expanding sequences
10480 when optimizning instruction for size.
10481 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10483 (ix86_fp_comparison_sahf_cost): Likewise.
10484 (ix86_expand_branch): Likewise.
10485 (ix86_expand_ashl_const): Likewise.
10486 (ix86_split_ashl): Likewise.
10487 (ix86_expand_strlen): Likewise.
10488 (ix86_emit_fp_unordered_jump): Likewie.
10490 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10492 * c-common.c: Fix typo.
10493 (c_common_reswords): Activate more C++ keyword warnings.
10495 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10497 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10500 * diagnostic.c (permerror_at): New.
10501 * toplev.h (permerror_at): Declare.
10503 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10504 Ira Rosen <irar@il.ibm.com>
10506 * tree-vect-transform.c (vect_model_simple_cost): Return
10507 immediately if stmt is pure SLP.
10508 (vect_model_store_cost): Ditto.
10509 (vect_model_load_cost): Ditto.
10510 (vectorizable_store): Remove PURE_SLP check before call
10511 to vect_model_store_cost.
10512 (vect_model_store_cost): When checking whether stmt describe
10513 strided access, add a check that it is not slp_node.
10515 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10518 * c-common.c (warn_for_sign_compare): New. Handle separately the
10519 case that 'constant' is zero.
10520 * c-typeck.c (build_binary_op): Move code to c-common.c
10522 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10524 * config/alpha/alpha.c (alpha_preferred_reload_class,
10525 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10526 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10527 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10528 * config/arm/arm.md: Likewise.
10529 * config/avr/avr-protos.h (preferred_reload_class,
10530 test_hard_reg_class, avr_simplify_comparison_p,
10531 out_shift_with_cnt, class_max_nregs): Likewise.
10532 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10533 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10534 preferred_reload_class, test_hard_reg_class): Likewise.
10535 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10536 bfin_memory_move_cost, bfin_secondary_reload,
10537 bfin_output_mi_thunk): Likewise.
10538 * config/crx/crx.c (crx_secondary_reload_class,
10539 crx_memory_move_cost): Likewise.
10540 * config/frv/frv-protos.h (frv_secondary_reload_class,
10541 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10542 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10543 frv_secondary_reload_class, frv_class_likely_spilled_p,
10544 frv_class_max_nregs): Likewise.
10545 * config/h8300/h8300.c (h8300_classify_operand,
10546 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10548 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10549 * config/ia64/ia64.c (ia64_preferred_reload_class,
10550 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10551 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10552 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10554 * config/m68hc11/m68hc11.c (preferred_reload_class,
10555 m68hc11_memory_move_cost): Likewise.
10556 * config/mcore/mcore.c (mcore_secondary_reload_class,
10557 mcore_reload_class): Likewise.
10558 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10559 mips_class_max_nregs, mips_cannot_change_mode_class,
10560 mips_preferred_reload_class, mips_secondary_reload_class,
10561 mips_output_mi_thunk): Likewise.
10562 * config/mmix/mmix.c (mmix_preferred_reload_class,
10563 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10565 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10567 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10568 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10569 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10570 * config/rs6000/rs6000.c (paired_expand_vector_init,
10571 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10572 compare_section_name, rs6000_memory_move_cost): Likewise.
10573 * config/s390/s390.c (s390_emit_compare_and_swap,
10574 s390_preferred_reload_class, s390_secondary_reload,
10575 legitimize_pic_address, legitimize_tls_address,
10576 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10577 s390_class_max_nregs): Likewise.
10578 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10579 * config/s390/s390.md: Likewise.
10580 * config/score/score-protos.h (score_secondary_reload_class,
10581 score_preferred_reload_class): Likewise.
10582 * config/score/score.c (score_preferred_reload_class,
10583 score_secondary_reload_class): Likewise.
10584 * config/score/score3.c (score3_output_mi_thunk,
10585 score3_preferred_reload_class, score3_secondary_reload_class,
10586 score3_hard_regno_mode_ok): Likewise.
10587 * config/score/score3.h (score3_preferred_reload_class,
10588 score3_secondary_reload_class): Likewise.
10589 * config/score/score7.c (score7_output_mi_thunk,
10590 score7_preferred_reload_class, score7_secondary_reload_class,
10591 score7_hard_regno_mode_ok): Likewise.
10592 * config/score/score7.h (score7_preferred_reload_class,
10593 score7_secondary_reload_class): Likewise.
10594 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10595 output_branchy_insn, add_constant, gen_block_redirect,
10596 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10597 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10598 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10599 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10600 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10601 xstormy16_preferred_reload_class): Likewise.
10602 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10603 xtensa_expand_atomic, override_options,
10604 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10606 * reorg.c (try_merge_delay_insns): Likewise.
10607 * tree.c (merge_dllimport_decl_attributes): Likewise.
10609 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10611 2008-08-06 Michael Matz <matz@suse.de>
10613 * Makefile.in (write_entries_to_file): Quote words.
10614 * gengtype.c: (read_input_line): Skip over leading white-space.
10616 2008-08-06 Marc Gauthier <marc@tensilica.com>
10618 * config.gcc: Match more processor names for Xtensa.
10619 * configure.ac: Likewise.
10620 * doc/install.texi (Specific): Likewise.
10621 * configure: Regenerate.
10623 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10625 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10626 * calls.c (avoid_likely_spilled_reg): Likewise.
10627 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10628 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10629 * config/i386/i386.c (ix86_expand_special_args_builtin,
10630 ix86_secondary_reload): Likewise.
10631 * except.c (struct eh_region, gen_eh_region_catch,
10632 remove_unreachable_regions, duplicate_eh_regions,
10633 assign_filter_values, build_post_landing_pads,
10634 sjlj_find_directly_reachable_regions, remove_eh_handler,
10635 reachable_next_level, foreach_reachable_handler,
10636 can_throw_internal_1, can_throw_external_1,
10637 collect_one_action_chain): Likewise.
10638 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10639 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10640 * function.c (update_temp_slot_address, instantiate_new_reg,
10641 instantiate_virtual_regs_in_rtx,
10642 instantiate_virtual_regs_in_insn): Likewise.
10643 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10644 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10645 gimplify_cleanup_point_expr): Likewise.
10646 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10647 * passes.c (next_pass_1): Likewise.
10648 * print-tree.c (print_node_brief, print_node): Likewise.
10649 * profile.c (branch_prob): Likewise.
10650 * tree-dump.c (dump_register): Likewise.
10651 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10653 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10654 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10655 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10656 copy_arguments_for_versioning, copy_static_chain): Likewise.
10657 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10658 add_new_name_mapping, register_new_name_mapping): Likewise.
10659 * tree-mudflap.c (mf_xform_derefs): Likewise.
10660 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10661 get_init_expr, combine_chains): Likewise.
10662 * tree-pretty-print.c (dump_generic_node): Likewise.
10663 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10664 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10665 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10666 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10668 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10670 PR middle-end/37010
10671 * calls.c (expand_call): Use the biggest preferred stack
10674 2008-08-06 Michael Matz <matz@suse.de>
10677 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10678 for reused reload, instead of overwriting them.
10680 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10682 PR middle-end/37009
10683 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10684 for incoming stack boundary.
10686 * function.c (assign_parm_find_entry_rtl): Update
10687 parm_stack_boundary.
10689 * function.h (rtl_data): Add parm_stack_boundary.
10691 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10692 parm_stack_boundary for incoming stack boundary.
10694 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10696 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10697 for unrepresentable subregs or treat them as equal to other regs
10698 or subregs with the same register number.
10700 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10702 PR middle-end/35432
10703 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10706 2008-08-06 Jan Hubicka <jh@suse.cz>
10708 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10709 frequencies might be hot.
10711 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10713 * reload.c (find_reloads): Force constants into literal pool
10714 also if they are wrapped in a SUBREG.
10716 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10719 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10720 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10721 Don't allow predicated instructions for data speculation.
10722 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10725 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10727 * haifa-sched.c (extend_global): Split to extend_global_data and
10728 extend_region_data. Update all uses.
10729 (extend_all): Rename to extend_block_data.
10731 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10733 * sched-rgn.c (new_ready): Check if instruction can be
10734 speculatively scheduled before attempting speculation.
10735 (debug_rgn_dependencies): Remove wrongful assert.
10737 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10739 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10741 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10743 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10744 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10745 va_size, and type_size.
10747 2008-08-04 Jason Merrill <jason@redhat.com>
10750 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10751 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10753 2008-08-05 Richard Henderson <rth@redhat.com>
10755 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10756 * configure: Rebuild.
10758 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10761 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10762 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10765 2008-08-05 Richard Henderson <rth@redhat.com>
10767 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10768 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10769 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10770 * common.opt (fdwarf2-cfi-asm): New.
10771 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10772 * config.in, configure: Rebuild.
10773 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10774 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10776 (dw2_force_const_mem): Externalize.
10777 * dwarf2asm.h: Update.
10778 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10779 generate a real label.
10780 (output_cfi_directive): New.
10781 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10782 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10783 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10785 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10786 (output_loc_operands_raw, output_loc_sequence_raw): New.
10787 (output_cfa_loc_raw): New.
10789 2008-08-05 Paul Brook <paul@codesourcery.com>
10791 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10792 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10793 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10794 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10795 * config/arm/arm.h (TARGET_VFPD32): Define.
10796 (TARGET_VFP3): Use TARGET_VFPD32.
10797 (fputype): Add FPUTYPE_VFP3D16.
10798 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10799 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10800 * config/arm/arm-cores.def: Add cortex-r4f.
10801 * config/arm/arm-tune.md: Regenerate.
10803 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10805 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10806 Reword some comments throughout the file.
10808 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10809 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10810 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10811 MFC_MIN_DMA_LIST_ELEMENTS.
10812 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10813 MFC_MAX_DMA_LIST_ELEMENTS.
10815 (MFC_START_ENABLE): Remove PPU-only define.
10816 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10817 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10819 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10820 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10821 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10822 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10823 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10824 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10825 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10827 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10828 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10829 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10830 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10832 (spu_read_machine_status): Fix typo.
10834 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10836 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10837 SUBREG of multi-word hard register.
10838 * config/spu/spu.c (valid_subreg): Likewise.
10839 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10841 2008-08-04 Richard Guenther <rguenther@suse.de>
10843 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10844 the candidate with the stripped base if that base is different
10845 from the original base even for offset zero.
10847 2008-08-04 Richard Guenther <rguenther@suse.de>
10849 PR middle-end/36691
10850 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10851 check for no_overflow.
10853 2008-08-04 Richard Guenther <rguenther@suse.de>
10855 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10857 2008-08-04 Paul Brook <paul@codesourcery.com>
10859 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10860 (arm_order_regs_for_local_alloc): New function.
10861 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10863 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10865 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10868 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10869 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10870 (ix86_expand_epilogue): Likewise.
10872 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10874 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10877 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10879 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10880 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10881 (*movv2sf_internal_rex64): Ditto.
10883 2008-08-03 Jan Hubicka <jh@suse.cz>
10885 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10886 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10887 * expmed.c (expand_smod_pow2): Likewise.
10889 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10892 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10893 alternative 0 of operand 1.
10894 (*vec_concatv2di_rex64_sse): Ditto.
10895 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10897 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10898 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10899 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10900 (*movv2sf_internal_rex64): Ditto.
10902 2008-08-02 Richard Guenther <rguenther@suse.de>
10905 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10906 (ssedoublesizemode): New mode attribute.
10907 (sse_shufps): Call gen_sse_shufps_v4sf.
10908 (sse_shufps_1): Macroize.
10909 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10910 (sse2_shufpd_1): Macroize.
10911 (vec_extract_odd, vec_extract_even): New expanders.
10912 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10913 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10914 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10915 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10916 (ix86_expand_vector_set): Likewise.
10917 (ix86_expand_reduc_v4sf): Likewise.
10919 2008-08-01 Doug Kwan <dougkwan@google.com>
10921 * matrix-reorg.c: Re-enable all code.
10922 (struct malloc_call_data): Change CALL_STMT to gimple type.
10923 (collect_data_for_malloc_call): Tuplify.
10924 (struct access_site_info): Change STMT to gimple type.
10925 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10926 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10927 (struct free_info): Change STMT to gimple type.
10928 (struct matrix_access_phi_node): Change PHI to gimple type.
10929 (get_inner_of_cast_expr): Remove.
10930 (may_flatten_matrices_1): Tuplify.
10931 (may_flatten_matrices): Ditto.
10932 (mark_min_matrix_escape_level): Ditto.
10933 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10934 (ssa_accessed_in_call_rhs): New
10935 (ssa_accessed_in_assign_rhs): New
10936 (record_access_alloc_site_info): Tuplify.
10937 (add_allocation_site): Ditto.
10938 (analyze_matrix_allocation_site): Ditto.
10939 (analyze_transpose): Ditto.
10940 (get_index_from_offset): Ditto.
10941 (update_type_size): Ditto.
10942 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10943 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10944 (analyze_accesses_for_phi_node): Tuplify.
10945 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10946 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10947 (analyze_matrix_accesses): Tuplify.
10948 (check_var_data): New call-back type for check_var_notmodified_p.
10949 (check_var_notmodified_p): Tuplify and use call-back struct to
10950 return statement found.
10951 (can_calculate_expr_before_stmt): Factor out statement related code
10953 (can_calculate_stmt_before_stmt): New.
10954 (check_allocation_function): Tuplify.
10955 (find_sites_in_func): Ditto.
10956 (record_all_accesses_in_func): Ditto.
10957 (transform_access_sites): Ditto.
10958 (transform_allocation_sites): Ditto.
10959 (matrix_reorg): Re-enable.
10960 (gate_matrix_reorg): Re-enable.
10962 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10964 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10965 for labels for which it hasn't been set yet. If it has been set,
10966 stop walking insns and continue with next worklist item.
10967 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10968 if the only BARRIER is at the very end of a function.
10970 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10972 * cfgexpand.c (expand_stack_alignment): Assert that
10973 stack_realign_drap and drap_rtx must match.
10975 * function.c (instantiate_new_reg): If DRAP is used to realign
10976 stack, replace virtual_incoming_args_rtx with internal arg
10979 2008-08-01 Richard Guenther <rguenther@suse.de>
10981 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10982 loop information only if we initialized it.
10983 (execute_pre): Call fini_pre with in_fre.
10984 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10985 if we do not unroll because we hit max-completely-peeled-insns.
10986 Use our estimation for consistency, do allow shrinking.
10988 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10990 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10991 with MIN_STACK_BOUNDARY.
10992 (ix86_update_stack_boundary): Likewise.
10993 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10996 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10997 (MIN_STACK_BOUNDARY): This.
10999 2008-08-01 Richard Guenther <rguenther@suse.de>
11001 PR middle-end/36997
11002 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11004 2008-08-01 Richard Guenther <rguenther@suse.de>
11006 PR tree-optimization/36988
11007 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11008 do not matter if that doesn't change volatile qualification.
11010 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11012 * configure.ac: Do not generate libada-mk. Do not subst
11013 host_cc_for_libada.
11014 * libada-mk.in: Remove.
11015 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11016 * configure: Regenerate.
11018 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11020 * tree-pass.h: Added comment about not dumping passes with name
11021 starting with star in struct opt_pass.
11022 * passes.c (register_dump_files_1): Don't do dump for a pass with
11023 name starting with star.
11024 * doc/passes.texi (Pass manager): Mention pass names and special
11025 meaning of star prefix to avoid dump.
11027 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11029 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11031 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11032 (ISA_MIPS64R2): New macro.
11033 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11034 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11035 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11036 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11037 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11038 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11039 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11040 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11041 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11042 Move up to keep list alphabetically sorted.
11043 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11044 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11046 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11047 (-march=@var{arch}): Add mips64r2.
11049 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11053 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11055 * expr.c (expand_assignment): Check for complete type.
11057 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11060 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11062 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11063 for stack alignment.
11065 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11067 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11069 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11070 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11072 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11074 PR rtl-optimization/36419
11075 * dwarf2out.c (barrier_args_size): New variable.
11076 (compute_barrier_args_size, compute_barrier_args_size_1): New
11078 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11079 if not called yet in the current function, use barrier_args_size
11080 array to find the new args_size value.
11081 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11083 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11086 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11089 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11092 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11093 (dwarf2out_stack_adjust): Use it.
11094 (dwarf2out_frame_debug_expr): Likewise.
11096 2008-07-31 Richard Guenther <rguenther@suse.de>
11098 PR tree-optimization/36978
11099 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11100 the generated condition.
11102 2008-07-31 Richard Guenther <rguenther@suse.de>
11104 * passes.c (init_optimization_passes): Always call
11105 pass_early_warn_uninitialized.
11106 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11107 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11108 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11110 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11113 * builtins.c (maybe_emit_free_warning): New function.
11114 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11115 maybe_emit_free_warning for BUILT_IN_FREE.
11118 * dwarf2out.c (get_context_die): New function.
11119 (force_decl_die, force_type_die): Use it.
11120 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11121 returns NULL, force generation of DW_TAG_typedef and put that into
11124 PR preprocessor/36649
11125 * c-pch.c (c_common_read_pch): Save and restore
11126 line_table->trace_includes across PCH restore.
11128 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11131 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11133 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11136 * final.c (call_from_call_insn): Handle COND_EXEC.
11138 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11140 * builtins.c (std_gimplify_va_arg_expr): Replace
11141 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11142 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11144 2008-07-30 Joey Ye <joey.ye@intel.com>
11145 H.J. Lu <hongjiu.lu@intel.com>
11147 * builtins.c (expand_builtin_setjmp_receiver): Replace
11148 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11149 (expand_builtin_apply_args_1): Likewise.
11150 (expand_builtin_longjmp): Need DRAP for stack alignment.
11151 (expand_builtin_apply): Likewise.
11153 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11154 instead of assign_stack_local to allow alignment reduction.
11156 * calls.c (emit_call_1): Need DRAP for stack alignment if
11158 (expand_call): Replace virtual_incoming_args_rtx with
11159 crtl->args.internal_arg_pointer.
11160 * stmt.c (expand_nl_goto_receiver): Likewise.
11162 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11163 alignment and store to stack_alignment_estimated and
11164 max_used_stack_slot_alignment.
11165 (expand_one_var): Likewise.
11166 (expand_stack_alignment): New function.
11167 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11168 and stack_alignment_estimated fields in rtl_data. Call
11169 expand_stack_alignment at end.
11171 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11172 (MAX_STACK_ALIGNMENT): Likewise.
11173 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11174 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11176 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11177 stack alignment when generating virtual registers.
11179 * function.c (assign_stack_local): Renamed to ...
11180 (assign_stack_local_1): This. Add a parameter to indicate
11181 if it is OK to reduce alignment.
11182 (assign_stack_local): Use it.
11183 (instantiate_new_reg): Instantiate virtual incoming args rtx
11184 to vDRAP if stack realignment and DRAP is needed.
11185 (assign_parms): Collect parameter/return type alignment and
11186 contribute to stack_alignment_estimated.
11187 (locate_and_pad_parm): Likewise.
11188 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11189 with crtl->args.internal_arg_pointer.
11191 * function.h (rtl_data): Add new field drap_reg,
11192 max_used_stack_slot_alignment, stack_alignment_estimated,
11193 stack_realign_needed, need_drap, stack_realign_processed and
11194 stack_realign_finalized.
11195 (stack_realign_fp): New macro.
11196 (stack_realign_drap): Likewise.
11198 * global.c (compute_regsets): Frame pointer is needed when
11199 stack is realigned. Can eliminate frame pointer when stack is
11200 realigned and dynamic realigned argument pointer isn't used.
11202 * reload1.c (update_eliminables): Frame pointer is needed
11203 when stack is realigned.
11204 (init_elim_table): Can eliminate frame pointer when stack is
11205 realigned and dynamic realigned argument pointer isn't used.
11207 * rtl.h (assign_stack_local_1): Declare new funtion.
11209 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11210 (TARGET_GET_DRAP_RTX): Likewise.
11211 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11212 TARGET_GET_DRAP_RTX.
11214 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11216 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11217 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11219 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11220 H.J. Lu <hongjiu.lu@intel.com>
11222 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11223 vdrap_reg, stack_realign and drap_reg_saved.
11224 (add_cfi): Don't allow redefining CFA when DRAP is used.
11225 (reg_save): Handle stack alignment.
11226 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11227 alignment. Don't generate DWARF information for (set fp sp)
11229 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11231 (int_loc_descriptor): Move prototype forward. Also define if
11232 DWARF2_UNWIND_INFO is true.
11233 (output_cfa_loc): Handle DW_CFA_expression.
11234 (build_cfa_aligned_loc): New.
11235 (based_loc_descr): Update assert for stack realign. For local
11236 variables, use sp+offset when stack is aligned without drap and
11237 fp+offset when stack is aligned with drap. For arguments, use
11238 cfa+offset when drap is used to align stack.
11240 2008-07-30 Joey Ye <joey.ye@intel.com>
11241 H.J. Lu <hongjiu.lu@intel.com>
11243 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11245 (ix86_gen_andsp): New.
11246 (ix86_user_incoming_stack_boundary): Likewise.
11247 (ix86_default_incoming_stack_boundary): Likewise.
11248 (ix86_incoming_stack_boundary): Likewise.
11249 (ix86_can_eliminate): Likewise.
11250 (find_drap_reg): Likewise.
11251 (ix86_update_stack_boundary): Likewise.
11252 (ix86_get_drap_rtx): Likewise.
11253 (ix86_finalize_stack_realign_flags): Likewise.
11254 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11255 (TARGET_GET_DRAP_RTX): Likewise.
11256 (override_options): Overide option value for new options.
11257 (ix86_function_ok_for_sibcall): Remove check for
11258 force_align_arg_pointer.
11259 (ix86_handle_cconv_attribute): Likewise.
11260 (ix86_function_regparm): Likewise.
11261 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11262 (ix86_va_start): Replace virtual_incoming_args_rtx with
11263 crtl->args.internal_arg_pointer.
11264 (ix86_select_alt_pic_regnum): Check DRAP register.
11265 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11266 (ix86_compute_frame_layout): Compute frame layout wrt stack
11268 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11269 (ix86_expand_prologue): Decide if stack realignment is needed
11270 and generate prologue code accordingly.
11271 (ix86_expand_epilogue): Generate epilogue code wrt stack
11272 realignment is really needed or not.
11274 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11275 (ABI_STACK_BOUNDARY): Likewise.
11276 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11277 (STACK_REALIGN_DEFAULT): Likewise.
11278 (INCOMING_STACK_BOUNDARY): Likewise.
11279 (MAX_STACK_ALIGNMENT): Likewise.
11280 (ix86_incoming_stack_boundary): Likewise.
11281 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11282 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11283 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11284 (machine_function): Remove force_align_arg_pointer.
11286 * config/i386/i386.md (BX_REG): New.
11287 (R13_REG): Likewise.
11289 * config/i386/i386.opt (mforce_drap): New.
11290 (mincoming-stack-boundary): Likewise.
11291 (mstackrealign): Add Init(-1).
11293 * config/i386/i386-protos.h (ix86_can_eliminate): New
11295 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11297 * doc/extend.texi: Update force_align_arg_pointer.
11299 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11302 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11303 (INCOMING_STACK_BOUNDARY): Likewise.
11304 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11305 (TARGET_GET_DRAP_RTX): Likewise.
11307 2008-07-30 Andreas Schwab <schwab@suse.de>
11309 PR rtl-optimization/36929
11310 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11311 add_insn_before and fix argument order.
11312 (replace_inc_dec_mem): Handle NULL rtx.
11314 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11316 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11318 (arm_compute_initial_elimination_offset): Use it.
11319 (arm_compute_save_reg_mask): Include static chain save slot when
11320 calculating alignment.
11321 (arm_get_frame_offsets): Ditto.
11322 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11323 that we can use to decrement the stack when the stack decrement
11324 could be too big for an immediate value in a single insn.
11325 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11327 2008-07-30 Richard Guenther <rguenther@suse.de>
11329 PR tree-optimization/36967
11330 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11331 Release defs of statements we remove.
11333 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11335 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11336 instead of NULL_RTVEC.
11338 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11342 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11345 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11347 * final.c (call_from_call_insn): New.
11348 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11350 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11352 * configure.ac: Substitute ADA_CFLAGS.
11353 * configure: Regenerate.
11354 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11355 * Makefile.in: Remove mention of X_* variables.
11356 * config/pa/x-ada-hpux10: Remove.
11357 * config/pa/x-ada: Remove.
11359 * doc/fragments.texi: Update.
11361 2008-07-30 Olivier Hainque <hainque@adacore.com>
11363 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11364 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11365 __dso_handle explicitly here.
11367 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11370 * c-typeck.c (build_binary_op): Encapsulate code into...
11371 * c-common.c (shorten_binary_op): ...this new function.
11372 (conversion_warning): Use the new function. Handle non-negative
11373 constant in bitwise-and.
11374 * c-common.h (shorten_binary_op): Declare.
11376 2008-07-30 Olivier Hainque <hainque@adacore.com>
11378 * scan.c (make_sstring_space): Add explicit conversions of
11379 allocator's return value.
11380 * fix-header.c (recognized_function): Likewise.
11382 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11384 * doc/cpp.texi: Update to GFDL 1.2.
11385 * doc/gcc.texi: Do not list GPL as Invariant Section.
11386 * doc/gccint.texi: Likewise. Update copyright years.
11387 * doc/install.texi: Update copyright years.
11389 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11392 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11393 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11395 2008-07-29 Jan Hubicka <jh@suse.cz>
11397 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11398 (grokdeclarator): Likewise.
11399 * langhooks.c (lhd_warn_unused_global_decl): Use
11400 DECL_DECLARED_INLINE_P.
11401 * print-tree.c (print_node): Remove DECL_INLINE check.
11403 2008-07-29 Richard Guenther <rguenther@suse.de>
11405 PR tree-optimization/36945
11406 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11408 Record invariant addresses un-decomposed.
11409 (copy_reference_ops_from_call): Record reference call
11410 arguments properly. Simplify.
11411 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11412 helper split out from ...
11413 (create_component_ref_by_pieces): ... here. Simplify.
11414 Prepare for recursive invocation for call arguments.
11415 (create_expression_by_pieces): Adjust call to
11416 create_component_ref_by_pieces.
11417 (compute_avail): Process operand 2 of reference ops.
11419 2008-07-29 Richard Guenther <rguenther@suse.de>
11421 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11423 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11425 * c-format.c (check_format_types): Revert unwanted checkin.
11427 2008-07-29 Jan Hubicka <jh@suse.cz>
11429 * flags.h (flag_really_no_inline): Remove.
11430 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11431 * toplev.c (flag_really_no_inline): Remove.
11432 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11433 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11434 (cgraph_decide_inlining_incrementally): Likewise.
11435 (compute_inline_parameters): Likewise.
11436 * opts.c (decode_options): Simplify.
11437 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11438 * common.opt (finline): Initialize to 1.
11439 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11441 2008-07-29 Jan Hubicka <jh@suse.cz>
11443 * predict.c (always_optimize_for_size_p): New function.
11444 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11445 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11446 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11448 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11449 * function.c (prepare_function_start): Set default profile.
11450 * function.h (rtl_data): Add maybe_hot_insn_p.
11451 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11452 (construct_exit_block): Likewise.
11453 (tree_expand_cfg): Likewise.
11455 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11456 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11457 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11458 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11461 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11464 * c-decl.c (merge_decls): Merge USED flags.
11466 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11468 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11469 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11470 next_stack, lab_false and lab_over trees.
11472 2008-07-28 Richard Guenther <rguenther@suse.de>
11474 PR tree-optimization/36957
11475 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11476 (useless_type_conversion_p): Remove.
11477 (types_compatible_p): Remove.
11478 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11479 (useless_type_conversion_p): Declare.
11480 (types_compatible_p): Declare.
11481 (gimple_expr_type): Return the base type only if it is
11482 trivially convertible to the subtype.
11484 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11486 * configure.ac: Use the m4_do macro to concatenate the warnings into
11487 one string in ACX_PROG_CC_WARNING_OPTS,
11488 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11489 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11490 * configure: Regenerate.
11492 2008-07-28 Richard Guenther <rguenther@suse.de>
11494 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11495 (insert_fake_stores): Remove.
11496 (realify_fake_stores): Likewise.
11497 (execute_pre): Remove dead code.
11498 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11499 (find_func_aliases): Deal with it here instead.
11500 Re-enable gcc_unreachable call.
11502 2008-07-28 Richard Guenther <rguenther@suse.de>
11504 Merge from gimple-tuples-branch.
11506 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11507 * gimple.def: New file.
11508 * gsstruct.def: Likewise.
11509 * gimple-iterator.c: Likewise.
11510 * gimple-pretty-print.c: Likewise.
11511 * tree-gimple.c: Removed. Merged into ...
11512 * gimple.c: ... here. New file.
11513 * tree-gimple.h: Removed. Merged into ...
11514 * gimple.h: ... here. New file.
11516 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11517 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11518 --enable-checking=gimple flag.
11519 * config.in: Likewise.
11520 * configure: Regenerated.
11522 * tree-ssa-operands.h: Tuplified.
11523 * tree-vrp.c: Likewise.
11524 * tree-loop-linear.c: Likewise.
11525 * tree-into-ssa.c: Likewise.
11526 * tree-ssa-loop-im.c: Likewise.
11527 * tree-dump.c: Likewise.
11528 * tree-complex.c: Likewise.
11529 * cgraphbuild.c: Likewise.
11530 * tree-ssa-threadupdate.c: Likewise.
11531 * tree-ssa-loop-niter.c: Likewise.
11532 * tree-pretty-print.c: Likewise.
11533 * tracer.c: Likewise.
11534 * gengtype.c: Likewise.
11535 * tree-loop-distribution.c: Likewise.
11536 * tree-ssa-loop-unswitch.c: Likewise.
11537 * cgraph.c: Likewise.
11538 * cgraph.h: Likewise.
11539 * tree-ssa-loop-manip.c: Likewise.
11540 * value-prof.c: Likewise.
11541 * tree-ssa-loop-ch.c: Likewise.
11542 * tree-tailcall.c: Likewise.
11543 * value-prof.h: Likewise.
11544 * tree.c: Likewise.
11545 * tree.h: Likewise.
11546 * tree-pass.h: Likewise.
11547 * ipa-cp.c: Likewise.
11548 * tree-scalar-evolution.c: Likewise.
11549 * tree-scalar-evolution.h: Likewise.
11550 * target.h: Likewise.
11551 * lambda-mat.c: Likewise.
11552 * tree-phinodes.c: Likewise.
11553 * diagnostic.h: Likewise.
11554 * builtins.c: Likewise.
11555 * tree-ssa-alias-warnings.c: Likewise.
11556 * cfghooks.c: Likewise.
11557 * fold-const.c: Likewise.
11558 * cfghooks.h: Likewise.
11559 * omp-low.c: Likewise.
11560 * tree-ssa-dse.c: Likewise.
11561 * ipa-reference.c: Likewise.
11562 * tree-ssa-uncprop.c: Likewise.
11563 * toplev.c: Likewise.
11564 * tree-gimple.c: Likewise.
11565 * tree-gimple.h: Likewise.
11566 * tree-chrec.c: Likewise.
11567 * tree-chrec.h: Likewise.
11568 * tree-ssa-sccvn.c: Likewise.
11569 * tree-ssa-sccvn.h: Likewise.
11570 * cgraphunit.c: Likewise.
11571 * tree-ssa-copyrename.c: Likewise.
11572 * tree-ssa-ccp.c: Likewise.
11573 * tree-ssa-loop-ivopts.c: Likewise.
11574 * tree-nomudflap.c: Likewise.
11575 * tree-call-cdce.c: Likewise.
11576 * ipa-pure-const.c: Likewise.
11577 * c-format.c: Likewise.
11578 * tree-stdarg.c: Likewise.
11579 * tree-ssa-math-opts.c: Likewise.
11580 * tree-ssa-dom.c: Likewise.
11581 * tree-nrv.c: Likewise.
11582 * tree-ssa-propagate.c: Likewise.
11583 * ipa-utils.c: Likewise.
11584 * tree-ssa-propagate.h: Likewise.
11585 * tree-ssa-alias.c: Likewise.
11586 * gimple-low.c: Likewise.
11587 * tree-ssa-sink.c: Likewise.
11588 * ipa-inline.c: Likewise.
11589 * c-semantics.c: Likewise.
11590 * dwarf2out.c: Likewise.
11591 * expr.c: Likewise.
11592 * tree-ssa-loop-ivcanon.c: Likewise.
11593 * predict.c: Likewise.
11594 * tree-ssa-loop.c: Likewise.
11595 * tree-parloops.c: Likewise.
11596 * tree-ssa-address.c: Likewise.
11597 * tree-ssa-ifcombine.c: Likewise.
11598 * matrix-reorg.c: Likewise.
11599 * c-decl.c: Likewise.
11600 * tree-eh.c: Likewise.
11601 * c-pretty-print.c: Likewise.
11602 * lambda-trans.c: Likewise.
11603 * function.c: Likewise.
11604 * langhooks.c: Likewise.
11605 * ebitmap.h: Likewise.
11606 * tree-vectorizer.c: Likewise.
11607 * function.h: Likewise.
11608 * langhooks.h: Likewise.
11609 * tree-vectorizer.h: Likewise.
11610 * ipa-type-escape.c: Likewise.
11611 * ipa-type-escape.h: Likewise.
11612 * domwalk.c: Likewise.
11613 * tree-if-conv.c: Likewise.
11614 * profile.c: Likewise.
11615 * domwalk.h: Likewise.
11616 * tree-data-ref.c: Likewise.
11617 * tree-data-ref.h: Likewise.
11618 * tree-flow-inline.h: Likewise.
11619 * tree-affine.c: Likewise.
11620 * tree-vect-analyze.c: Likewise.
11621 * c-typeck.c: Likewise.
11622 * gimplify.c: Likewise.
11623 * coretypes.h: Likewise.
11624 * tree-ssa-phiopt.c: Likewise.
11625 * calls.c: Likewise.
11626 * tree-ssa-coalesce.c: Likewise.
11627 * tree.def: Likewise.
11628 * tree-dfa.c: Likewise.
11629 * except.c: Likewise.
11630 * except.h: Likewise.
11631 * cfgexpand.c: Likewise.
11632 * tree-cfgcleanup.c: Likewise.
11633 * tree-ssa-pre.c: Likewise.
11634 * tree-ssa-live.c: Likewise.
11635 * tree-sra.c: Likewise.
11636 * tree-ssa-live.h: Likewise.
11637 * tree-predcom.c: Likewise.
11638 * lambda.h: Likewise.
11639 * tree-mudflap.c: Likewise.
11640 * ipa-prop.c: Likewise.
11641 * print-tree.c: Likewise.
11642 * tree-ssa-copy.c: Likewise.
11643 * ipa-prop.h: Likewise.
11644 * tree-ssa-forwprop.c: Likewise.
11645 * ggc-page.c: Likewise.
11646 * c-omp.c: Likewise.
11647 * tree-ssa-dce.c: Likewise.
11648 * tree-vect-patterns.c: Likewise.
11649 * tree-ssa-ter.c: Likewise.
11650 * tree-nested.c: Likewise.
11651 * tree-ssa.c: Likewise.
11652 * lambda-code.c: Likewise.
11653 * tree-ssa-loop-prefetch.c: Likewise.
11654 * tree-inline.c: Likewise.
11655 * tree-inline.h: Likewise.
11656 * tree-iterator.c: Likewise.
11657 * tree-optimize.c: Likewise.
11658 * tree-ssa-phiprop.c: Likewise.
11659 * tree-vect-transform.c: Likewise.
11660 * tree-object-size.c: Likewise.
11661 * tree-outof-ssa.c: Likewise.
11662 * cfgloop.c: Likewise.
11663 * system.h: Likewise.
11664 * tree-profile.c: Likewise.
11665 * cfgloop.h: Likewise.
11666 * c-gimplify.c: Likewise.
11667 * c-common.c: Likewise.
11668 * tree-vect-generic.c: Likewise.
11669 * tree-flow.h: Likewise.
11670 * c-common.h: Likewise.
11671 * basic-block.h: Likewise.
11672 * tree-ssa-structalias.c: Likewise.
11673 * tree-switch-conversion.c: Likewise.
11674 * tree-ssa-structalias.h: Likewise.
11675 * tree-cfg.c: Likewise.
11676 * passes.c: Likewise.
11677 * ipa-struct-reorg.c: Likewise.
11678 * ipa-struct-reorg.h: Likewise.
11679 * tree-ssa-reassoc.c: Likewise.
11680 * cfgrtl.c: Likewise.
11681 * varpool.c: Likewise.
11682 * stmt.c: Likewise.
11683 * tree-ssanames.c: Likewise.
11684 * tree-ssa-threadedge.c: Likewise.
11685 * langhooks-def.h: Likewise.
11686 * tree-ssa-operands.c: Likewise.
11687 * config/alpha/alpha.c: Likewise.
11688 * config/frv/frv.c: Likewise.
11689 * config/s390/s390.c: Likewise.
11690 * config/m32c/m32c.c: Likewise.
11691 * config/m32c/m32c-protos.h: Likewise.
11692 * config/spu/spu.c: Likewise.
11693 * config/sparc/sparc.c: Likewise.
11694 * config/i386/i386.c: Likewise.
11695 * config/sh/sh.c: Likewise.
11696 * config/xtensa/xtensa.c: Likewise.
11697 * config/stormy16/stormy16.c: Likewise.
11698 * config/ia64/ia64.c: Likewise.
11699 * config/rs6000/rs6000.c: Likewise.
11700 * config/pa/pa.c: Likewise.
11701 * config/mips/mips.c: Likewise.
11703 2008-07-28 Simon Baldwin <simonb@google.com>
11705 * c-pragma.c (handle_pragma_message): New function.
11706 (init_pragma): Register handle_pragma_message.
11707 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11710 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11712 PR tree-optimization/35252
11713 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11714 REALPART_EXPR to be considered as same load operation.
11716 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11718 PR tree-optimization/36830
11719 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11720 (expressions_equal_p): Return false if only one operand is null.
11722 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11724 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11725 version requirements.
11727 2008-07-26 Olivier Hainque <hainque@adacore.com>
11729 * collect2.c (symkind): New enum. Symbol kinds we care about.
11730 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11731 code and head comment accordingly.
11732 (scan_prog_file): Use symkind names instead of bare integers.
11734 2008-07-25 Jan Hubicka <jh@suse.cz>
11736 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11738 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11739 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11740 * dojump.c (clear_pending_stack_adjust): Likewise.
11741 * print-tree.c (print_node): Ignore DECL_INLINE.
11742 * tree-inline.c (inlinable_function_p): Likewise.
11744 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11746 * doc/extend.texi (hot attribute): Document that the hot attribute
11747 turns on -O3 for some ports.
11748 (cold attribute): Document that the cold attribute turns on -Os
11751 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11752 reflect function specific option support.
11754 * target.h (struct target_option_hooks): Add fields to say whether
11755 the cold attribute implies -Os and the hot attribute implies -O3.
11757 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11758 By default, do not turn on -Os for cold functions.
11759 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11760 not turn on -O3 for hot functions.
11762 * c-common.c (handle_hot_attribute): Use target hook to determine
11763 if hot functions should enable -O3.
11764 (handle_cold_attribute): Use target hook to determine if cold
11765 functions should enable -Os.
11767 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11768 (override_options): Move disable scheduling to
11769 optimization_options.
11770 (optimization_options): Disable scheduling here, not
11772 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11773 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11775 * config/ia64/ia64.c (ia64_override_options): Move setting
11776 scheduling flags to ia64_optimization_options.
11777 (ia64_optimization_options): Disable scheduling options here, and
11778 not in ia64_override_options.
11779 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11780 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11782 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11785 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11787 2008-07-25 Martin Jambor <mjambor@suse.cz>
11789 PR tree-optimization/36926
11790 * ipa-prop.c (ipa_analyze_call_uses): Call
11791 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11793 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11795 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11796 movv2si_internal): Add mem = reg alternative.
11798 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11801 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11802 DEFAULT_PCC_STRUCT_RETURN to 127.
11804 2008-07-24 Jan Hubicka <jh@suse.cz>
11806 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11807 (build_cgraph_edges): Likewise.
11808 * cgraph.c (cgraph_node): Do not update assembler hash.
11809 (cgraph_remove_node): Drop non-unit-at-a-time code.
11810 * tree-pass.h (pass_O0_always_inline): Remove.
11811 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11812 * toplev.c (process_options): Flag unit-at-a-time does not imply
11813 no section anchors.
11814 * cgraphunit.c: Update comments.
11815 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11816 (cgraph_assemble_pending_functions): Remove.
11817 (cgraph_reset_node): Drop non-unit-at-a-time code.
11818 (cgraph_finalize_function): Likewise.
11819 (cgraph_analyze_function): Likewise.
11820 (cgraph_finalize_compilation_unit): Likewise.
11821 (cgraph_expand_function): Likewise.
11822 (cgraph_optimize): Likesise.
11823 (save_inline_function_body): Likewise.
11824 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11825 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11826 * ipa-inline.c: Update comments.
11827 (enum inlining_mode): remove INLINE_SPEED.
11828 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11829 (cgraph_mark_inline_edge): Likewise.
11830 (try_inline): Likewise.
11831 (cgraph_decide_inlining_incrementally): Likewise.
11832 (cgraph_gate_inlining): Remove.
11833 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11834 (cgraph_gate_early_inlining): Likewise.
11835 (gate_inline_passes): Remove.
11836 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11837 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11838 pass_O0_always_inline): Remove.
11839 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11840 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11841 * opts.c (no_unit_at_a_time_default): Remove.
11842 (decode_options): Remove flag_unit_at_a_time reset and warning.
11843 * opts.h (no_unit_at_a_time_default): Remove.
11844 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11845 early in GNU dialect.
11846 (merge_decls): Update comment; drop unit-at-a-time check.
11847 (finish_decl): Likewise.
11848 (grok_declaration): Remove flag_inline_trees code.
11849 (finish_functions): Return on function returning non-void on all
11851 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11852 * cfgexpand.c (expand_one_static_var): Remove.
11853 (expand_one_var): Remove expand_one_static_var call.
11854 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11855 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11856 and flag_unit_at_a-time compatibility checks.
11857 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11858 * tree-inline.c (flag_inline_trees): Remove.
11859 (inlinable_function_p): Don't check it.
11860 (expand_call_inline): Remove non-unit-at-a-time code.
11861 * tree-inline.h (flag_inline_trees): Remove.
11862 * tree-optimize.c (execute_early_local_optimizations): Remove
11863 unit-at-a-time checks.
11864 (tree_rest_of_compilation): Likewise.
11865 * combine.c (setup_incoming_promotions): Likewise.
11866 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11867 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11868 * passes.c (pass_inline_parameters): Update comments; remove
11869 O0_alwaysinline pass.
11870 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11871 (execute_one_pass): Likewise.
11872 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11873 (ix86_function_sseregparm): Likewise.
11874 * arm.c (arm_function_in_section_p): Likewise.
11875 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11876 * varpool.c: Update comments.
11877 (decide_is_variable_needed): Remove unit-at-a-time checks.
11878 (varpool_finalize_decl): Likewise.
11880 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11882 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11883 to 2 instead of -1.
11884 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11886 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11888 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11889 imp symbol extension.
11891 2008-07-23 Ian Lance Taylor <iant@google.com>
11893 * tree-vrp.c (infer_value_range): Ignore asm statements when
11894 looking for memory accesses for -fdelete-null-pointer-checks.
11896 2008-07-24 Ben Elliston <bje@au.ibm.com>
11898 * config/spu/spu-c.c (__vector_keyword): New variable.
11899 (vector_keyword): Likewise.
11900 (spu_categorize_keyword): New function.
11901 (spu_macro_to_expand): Likewise.
11902 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11903 compiling an ISO C dialect.
11905 2008-07-24 Ben Elliston <bje@au.ibm.com>
11907 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11908 conventional usage.
11910 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11912 * configure: Regenerate.
11913 * configure.ac: Require texinfo 4.7.
11914 * doc/install.texi: Document texinfo 4.7 requirement.
11916 2008-07-23 Martin Jambor <mjambor@suse.cz>
11918 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11919 rather than for DECL_SAVED_TREE.
11920 * ipa-prop.c: Include diagnostic.h.
11921 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11923 (ipa_detect_param_modifications): Function rewritten from scratch.
11924 (ipa_compute_jump_functions): Changed accesses to modification flags.
11925 (ipa_free_node_params_substructures): Update flags destruction.
11926 (ipa_node_duplication_hook): Update flags duplication.
11927 (ipa_print_all_params_modified): Updated flag access.
11928 * ipa-prop.h (struct ipa_param_flags): New structure.
11929 (struct ipa_node_params): New field modification_analysis_done,
11930 modified_flags changed into param_flags.
11931 (ipa_is_ith_param_modified): Changed to use new flags.
11932 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11934 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11935 ipa-cp.c and split into two functions.
11936 (ipa_print_node_jump_functions): New function.
11937 (compute_scalar_jump_functions): New function.
11938 (type_like_member_ptr_p): New function.
11939 (compute_pass_through_member_ptrs): New function.
11940 (fill_member_ptr_cst_jump_function): New function.
11941 (determine_cst_member_ptr): New function.
11942 (compute_cst_member_ptr_arguments): New function.
11943 (ipa_compute_jump_functions): Complete rewrite.
11944 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11945 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11946 (struct ipa_member_ptr_cst): New structure.
11947 (union jump_func_value): New field member_cst.
11948 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11949 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11950 jump function types.
11951 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11952 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11953 instead of ipcp_print_all_jump_functions.
11954 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11955 only for replacable scalars.
11957 * doc/invoke.texi (Optimize options): Add description of
11958 -findirect-inlining.
11959 * common.opt (flag_indirect_inlining): New flag.
11960 * opts.c (decode_options): Set flag_indirect_inlining when
11963 * ipa-inline.c: Include ipa-prop.h.
11964 (inline_indirect_intraprocedural_analysis): New function.
11965 (inline_generate_summary): Allocate parameter and argument info
11966 structures, call inline_indirect_intraprocedural_analysis on each
11967 node when doing indirect inlining and deallocate indirect inlining
11968 data structures in the end.
11969 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11970 (free_all_ipa_structures_after_iinln): New function.
11971 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11973 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11975 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11976 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11977 of computing the frequency separately.
11978 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11979 of computing the frequency separately.
11980 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11981 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11982 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11983 (ipa_get_stmt_member_ptr_load_param): New function.
11984 (ipa_is_ssa_with_stmt_def): New function.
11985 (ipa_note_param_call): New function.
11986 (ipa_analyze_call_uses): New function.
11987 (ipa_analyze_stmt_uses): New function.
11988 (ipa_analyze_params_uses): New function.
11989 (ipa_free_node_params_substructures): Also free the param_calls linked
11991 (ipa_node_duplication_hook): Also duplicate the param_calls
11993 (ipa_print_node_param_flags): New function.
11994 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11995 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11996 * ipa-prop.h (struct ipa_param_flags): New field called.
11997 (struct ipa_param_call_note): New structure.
11998 (struct ipa_node_params): New fields param_calls and
11999 uses_analysis_done.
12000 (ipa_is_ith_param_called): New function.
12001 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12002 ipa_analyze_params_uses and dump parameter flags.
12004 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12005 ipa_propagate_indirect_call_infos if performing indirect inlining,
12006 pass a new parameter new_edges to it.
12007 (add_new_edges_to_heap): New fucntion.
12008 (cgraph_decide_inlining_of_small_functions): New vector
12009 new_indirect_edges for newly found indirect edges , call
12010 ipa_propagate_indirect_call_infos after inlining.
12011 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12012 inlining if performing indirect inlining. Call
12013 free_all_ipa_structures_after_iinln when doing so too.
12014 (inline_generate_summary): Do not call
12015 free_all_ipa_structures_after_iinln here.
12016 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12017 (print_edge_addition_message): New function.
12018 (update_call_notes_after_inlining): New function.
12019 (propagate_info_to_inlined_callees): New function.
12020 (ipa_propagate_indirect_call_infos): New function.
12021 * ipa-prop.h: Include cgraph.h
12022 (struct ipa_param_call_note): Fields reordered, new field processed.
12023 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12024 flag indirect_call.
12025 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12026 rediscovered call statements.
12027 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12028 (dump_cgraph_node): Dump also the indirect_call flag.
12029 (cgraph_clone_edge): Copy also the indirect_call flag.
12030 * tree-inline.c (copy_bb): Do not check for fndecls from call
12031 expressions, check for edge availability when moving clones.
12032 (get_indirect_callee_fndecl): New function.
12033 (expand_call_inline): If callee declaration is not apprent from
12034 the statement, try calling get_indirect_callee_fndecl. Do not
12035 issue warnings or call sorry when not inlinings an indirect edge.
12036 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12038 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12039 bit more frandly to matching.
12040 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12041 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12042 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12044 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12047 * opth-gen.awk: Suppress function specific features when building
12049 * optc-gen.awk: Ditto.
12051 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12054 * diagnostic.c (pedwarn): Add opt parameter.
12056 * c-tree.h (pedwarn_init): Add opt parameter.
12057 (pedwarn_c90): Likewise.
12058 (pedwarn_c99): Likewise.
12059 * c-errors.c (pedwarn_c99): Likewise.
12060 (pedwarn_c90): Likewise.
12061 * toplev.h (pedwarn): Update declaration.
12062 (pedwarn0): Declare.
12063 * c-lex.c: All calls to pedwarn changed.
12064 * builtins.c: All calls to pedwarn changed.
12065 * toplev.c: All calls to pedwarn changed.
12066 * c-decl.c: All calls to pedwarn changed.
12067 * c-typeck.c: All calls to pedwarn changed.
12068 * c-common.c: All calls to pedwarn changed.
12069 * c-parser.c: All calls to pedwarn changed.
12071 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12072 Karthik Kumar <karthikkumar@gmail.com>
12074 * attribs.c (file scope): Include c-common.h.
12075 (decl_attributes): Add support for #pragma GCC optimize and
12076 #pragma GCC option.
12078 * targhooks.c (default_can_inline_p): New function that is the
12079 default for the TARGET_CAN_INLINE_P target hook.
12081 * targhooks.h (default_can_inline_p): Add declaration.
12083 * tree.c (cl_optimization_node): New static tree for building
12084 OPTIMIZATION_NODE tree.
12085 (cl_target_option_node): New static tree for building
12086 TARGET_OPTION_NODE tree.
12087 (cl_option_hash_table): New hash table for hashing
12088 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12089 (cl_option_hash_hash): New function to provide the hash value for
12090 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12091 (cl_option_hash_eq): New function to provide an equality test for
12092 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12093 (tree_code_size): Add support for OPTIMIZATION_NODE and
12094 TARGET_OPTION_NODE trees.
12095 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12096 TARGET_OPTION_NODE trees.
12097 (build_optimization_node): Build a tree that has all of the
12098 current optimization options.
12099 (build_target_option_node): Build a tree that has the target
12100 options that might be changed on a per function basis.
12102 * tree.h (file scope): Include options.h.
12103 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12104 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12105 (TREE_OPTIMIZATION): Ditto.
12106 (TREE_TARGET_SPECIFIC): Ditto.
12107 (struct tree_function_decl): Add fields for remembering the
12108 current optimization options and target specific options.
12109 (struct tree_optimization_option): New tree variant that remembers
12110 the optimization options.
12111 (struct tree_target_option): New tree variant that remembers the
12112 target specific flags that might change for compiling a particular
12114 (union tree_node): Include tree_optimization_option and
12115 tree_target_option fields.
12116 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12117 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12118 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12119 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12120 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12121 optimization and target options.
12122 (optimization_default_node): New macro to refer to global_trees
12124 (optimization_current_node): Ditto.
12125 (optimization_cold_node): Ditto.
12126 (optimization_hot_node): Ditto.
12127 (target_option_default_node): Ditto.
12128 (target_option_current_node): Ditto.
12129 (current_option_pragma): Ditto.
12130 (current_optimize_pragma): Ditto.
12132 * target.h (struct gcc_target): Add valid_option_attribute_p,
12133 target_option_save, target_option_restore, target_option_print,
12134 target_option_pragma_parse, and can_inline_p hooks.
12136 * toplev.h (parse_optimize_options): Add declaration.
12137 (fast_math_flags_struct_set_p): Ditto.
12139 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12140 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12143 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12144 tree_can_inline_p hook to see if one function can inline another.
12145 (cgraph_decide_inlining): Ditto.
12146 (cgraph_decide_inlining_incrementally): Ditto.
12148 * opts.c (decode_options): Add support for running multiple times
12149 to allow functions with different target or optimization options
12150 than was specified on the command line.
12151 (fast_math_flags_struct_set_p): New function that is similar to
12152 fast_math_flags_set_p, except it uses the values in the
12153 cl_optimization structure instead of global variables.
12155 * optc-gen.awk: Add support for TargetSave to allow a back end to
12156 declare new fields that need to be saved when using function
12157 specific options. Include flags.h and target.h in the options.c
12158 source. Add support for Save to indicate which options can be set
12159 for individual functions. Generate cl_optimize_save,
12160 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12161 cl_target_option_restore, cl_target_option_print functions to
12162 allow functions to use different optimization or target options.
12164 * opt-functions.awk (var_type_struct): Return the type used for
12165 storing the field in a structure.
12167 * opth-gen.awk: Add support for TargetSave to allow a back end to
12168 declare new fields that need to be saved when using function
12169 specific options. Add support for Save to indicate which options
12170 can be set for individual functions. Only generate one extern for
12171 Mask fields. Generate cl_optimization and cl_target_option
12172 structures to remember optimization and target options.
12174 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12175 collecting new tree nodes.
12176 (TS_TARGET_OPTION): Ditto.
12178 * c-decl.c (merge_decls): Merge function specific target and
12179 optimization options.
12181 * function.c (invoke_set_current_function_hook): If the function
12182 uses different optimization options, change the global variables
12185 * coretypes.h (struct cl_optimization): Add forward reference.
12186 (struct cl_target_option): Ditto.
12188 * c-pragma.c (option_stack): New static vector to remember the
12189 current #pragma GCC option stack.
12190 (handle_pragma_option): New function to support #pragma GCC option
12191 to change target options.
12192 (optimize_stack): New static vector to remember the current
12193 #pragma GCC optimize stack.
12194 (handle_pragma_optimize): New function to support #pragma GCC
12195 optimize to change optimization options.
12196 (init_pragma): Add support for #pragma GCC optimize and #pragma
12199 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12200 optimization options.
12201 (TARGET_OPTION_NODE): New tree code for remembering certain target
12204 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12205 TARGET_OPTION_NODE trees.
12207 * common.opt (-O): Add Optimization flag.
12209 (-fmath-errno): Ditto.
12210 (-falign-functions): Add UInteger flag to make sure flag gets full
12211 int in cl_optimization structure.
12212 (-falign-jumps): Ditto.
12213 (-falign-labels): Ditto.
12214 (-falign-loops): Ditto.
12215 (-fsched-stalled-insns): Ditto.
12216 (-fsched-stalled-insns-dep): Ditto.
12218 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12220 (TARGET_OPTION_SAVE): Ditto.
12221 (TARGET_OPTION_RESTORE): Ditto.
12222 (TARGET_OPTION_PRINT): Ditto.
12223 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12224 (TARGET_CAN_INLINE_P): Ditto.
12225 (TARGET_INITIALIZER): Add new hooks.
12227 * tree-inline.c (tree_can_inline_p): New function to determine
12228 whether one function can inline another. Check if the functions
12229 use compatible optimization options, and also call the backend
12232 * tree-inline.h (tree_can_inline_p): Add declaration.
12234 * c-common.c (c_common_attribute): Add support for option and
12235 optimize attributes.
12236 (handle_option_attribute): Add support for the option attribute to
12237 allow the user to specify different target options for compiling a
12239 (handle_optimize_attribute): Add support for the optimize
12240 attribute to allow the user to specify different optimization
12241 options for compiling a specific function.
12242 (handle_hot_attribute): Turn on -O3 optimization for this one
12243 function if it isn't the default optimization level.
12244 (handle_cold_attribute): Turn on -Os optimization for this one
12245 function if it insn't the default optimization.
12246 (const_char_p): New const char * typedef.
12247 (optimize_args): New static vector to remember the optimization
12249 (parse_optimize_options): New function to set up the optimization
12250 arguments from either the optimize attribute or #pragma GCC optimize.
12252 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12253 (builtin_define_std): Ditto.
12255 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12256 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12257 (x86_64-*-*): Ditto.
12259 * Makefile.in (TREE_H): Add options.h.
12260 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12262 * doc/extend.texi (option attribute): Document new attribute.
12263 (optimize attribute): Ditto.
12264 (hot attribute): Document hot attribute sets -O3.
12265 (cold attribute): Document cold attribute sets -Os.
12266 (#pragma GCC option): Document new pragma.
12267 (#pragma GCC optimize): Ditto.
12269 * doc/options.texi (TargetSave): Document TargetSave syntax.
12270 (UInteger): Document UInteger must be used for certain flags.
12271 (Save): Document Save option to create target specific options
12272 that can be saved/restored on a function specific context.
12274 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12275 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12277 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12278 (TARGET_OPTION_SAVE): Ditto.
12279 (TARGET_OPTION_RESTORE): Ditto.
12280 (TARGET_OPTION_PRINT): Ditto.
12281 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12282 (TARGET_CAN_INLINE_P): Ditto.
12284 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12286 (-mfpmath=both): Ditto.
12288 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12289 Karthik Kumar <karthikkumar@gmail.com>
12291 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12292 (TARGET_POPCNT): Ditto.
12293 (TARGET_SAHF): Ditto.
12294 (TARGET_AES): Ditto.
12295 (TARGET_PCLMUL): Ditto.
12296 (TARGET_CMPXCHG16B): Ditto.
12297 (TARGET_RECIP): Move switch into target_flags.
12298 (TARGET_FUSED_MADD): Ditto.
12299 (ix86_arch_features): Make an unsigned char type.
12300 (ix86_tune_features): Ditto.
12301 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12302 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12303 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12305 * config/i386/i386.opt (arch): New TargetSave field to define
12306 fields that need to be saved for function specific option support.
12309 (branch_cost): Ditto.
12310 (ix86_isa_flags_explicit): Ditto.
12311 (tune_defaulted): Ditto.
12312 (arch_specified): Ditto.
12313 (-m128-long-double): Add Save flag to save option for target
12314 specific option support.
12316 (-maccumulate-outgoing-args): Ditto.
12317 (-malign-double): Ditto.
12318 (-malign-stringops): Ditto.
12319 (-mfancy-math-387): Ditto.
12320 (-mhard-float): Ditto.
12321 (-mieee-fp): Ditto.
12322 (-minline-all-stringops): Ditto.
12323 (-minline-stringops-dynamically): Ditto.
12324 (-mms-bitfields): Ditto.
12325 (-mno-align-stringops): Ditto.
12326 (-mno-fancy-math-387): Ditto.
12327 (-mno-push-args): Ditto.
12328 (-mno-red-zone): Ditto.
12329 (-mpush-args): Ditto.
12330 (-mred-zone): Ditto.
12332 (-msseregparm): Ditto.
12333 (-mstack-arg-probe): Ditto.
12345 (-mno-sse4): Ditto.
12348 (-mrecip): Move flag into target_flags.
12350 (-mno-fused-madd): Ditto.
12351 (-mfused-madd): Ditto.
12352 (-mabm): Move flag into ix86_isa_flags.
12359 * config/i386/i386-c.c: New file for #pragma support.
12360 (ix86_target_macros_internal): New function to #define or #undef
12361 target macros based when the user uses the #pragma GCC option to
12362 change target options.
12363 (ix86_pragma_option_parse): New function to add #pragma GCC option
12365 (ix86_target_macros): Move defining the target macros here from
12366 TARGET_CPU_CPP_BUILTINS in i386.h.
12367 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12368 defined, initialize any subtarget #pragmas.
12370 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12371 REGISTER_TARGET_PRAGMAS.
12373 * config/i386/t-i386: New file for x86 dependencies.
12374 (i386.o): Make dependencies mirror the include files used.
12375 (i386-c.o): New file, add dependencies.
12377 * config/i386/i386-protos.h (override_options): Add bool argument.
12378 (ix86_valid_option_attribute_tree): Add declaration.
12379 (ix86_target_macros): Ditto.
12380 (ix86_register_macros): Ditto.
12382 * config/i386/i386.c (ix86_tune_features): Move initialization of
12383 the target masks to initial_ix86_tune_features to allow functions
12384 to have different target options. Make type unsigned char,
12385 instead of unsigned int.
12386 (initial_ix86_tune_features): New static vector to hold processor
12387 masks for the tune variables.
12388 (ix86_arch_features): Move initialization of the target masks to
12389 initial_ix86_arch_features to allow functions to have different
12390 target options. Make type unsigned char, instead of unsigned int.
12391 (initial_ix86_arch_features): New static vector to hold processor
12392 masks for the arch variables.
12393 (enum ix86_function_specific_strings): New enum to describe the
12394 string options used for attribute((option(...))).
12395 (ix86_target_string): New function to return a string that
12396 describes the target options.
12397 (ix86_debug_options): New function to print the current options in
12399 (ix86_function_specific_save): New function hook to save the
12400 function specific global variables in the cl_target_option structure.
12401 (ix86_function_specific_restore): New function hook to restore the
12402 function specific variables from the cl_target_option structure to
12403 the global variables.
12404 (ix86_function_specific_print): New function hook to print the
12405 target specific options in the cl_target_option structure.
12406 (ix86_valid_option_attribute_p): New function hook to validate
12407 attribute((option(...))) arguments.
12408 (ix86_valid_option_attribute_tree): New function that is common
12409 code between attribute((option(...))) and #pragma GCC option
12410 support that parses the options and returns a tree holding the options.
12411 (ix86_valid_option_attribute_inner_p): New helper function for
12412 ix86_valid_option_attribute_tree.
12413 (ix86_can_inline_p): New function hook to decide if one function
12414 can inline another on a target specific basis.
12415 (ix86_set_current_function); New function hook to switch target
12416 options if the user used attribute((option(...))) or #pragma GCC
12418 (ix86_tune_defaulted): Move to static file scope from
12420 (ix86_arch_specified): Ditto.
12421 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12423 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12424 (OPTION_MASK_ISA_ABM_SET): Ditto.
12425 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12426 (OPTION_MASK_ISA_CX16_SET): Ditto.
12427 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12428 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12429 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12430 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12431 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12432 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12433 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12434 (struct ptt): Move to static file scope from override_options.
12435 (processor_target_table): Ditto.
12436 (cpu_names): Ditto.
12437 (ix86_handle_option): Add support for options that are now isa options.
12438 (override_options): Add support for declaring functions that
12439 support different target options than were specified on the
12440 command line. Move struct ptt, processor_target_table, cpu_names,
12441 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12442 Add bool argument. Fix up error messages so the appropriate error
12443 is given for either command line or attribute.
12444 (ix86_previous_fndecl): New static to remember previous function
12445 declaration to see if we need to change target options.
12446 (ix86_builtins_isa): New array to record the ISA of each builtin
12448 (def_builtin): Always create the builtin function, even if the
12449 current ISA doesn't support it.
12450 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12451 tests for those builtins.
12452 (ix86_init_builtins): Remove TARGET_MMX test for calling
12453 ix86_init_mmx_sse_builtins.
12454 (ix86_expand_builtin): If the current ISA doesn't support a given
12455 builtin, signal an error.
12456 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12457 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12458 (TARGET_OPTION_SAVE): Ditto.
12459 (TARGET_OPTION_RESTORE): Ditto.
12460 (TARGET_OPTION_PRINT): Ditto.
12461 (TARGET_CAN_INLINE_P): Ditto.
12463 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12465 * c-typeck.c (build_external_ref): Don't call assemble_external.
12466 * final.c (output_operand): Call assemble_external.
12468 2008-07-21 DJ Delorie <dj@redhat.com>
12470 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12471 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12473 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12475 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12476 original insn and splitter contents into ...
12477 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12478 flag_unsafe_math_optimizations. Add dummy scratch register.
12479 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12480 !flag_unsafe_math_optimizations. Returns number with next
12481 highest magnitude if this is still less or equal to the true
12482 quotient in magnitude.
12484 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12486 * Makefile.in: Replace toplev.h with TOPLEV_H.
12487 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12488 * c-lex.c (fe_file_change): Don't set in_system_header.
12489 * c-parser.c (c_token): Remove in_system_header.
12490 (c_lex_one_token): Don't set in_system_header.
12491 (c_parser_set_source_position_from_token): Don't set in_system_header.
12492 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12495 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12496 * flags.h (in_system_header): Remove.
12497 * function.c (saved_in_system_header): Remove.
12498 (push_cfun): Don't set in_system_header.
12499 (pop_cfun): Don't set in_system_header.
12500 (push_struct_function): Don't set in_system_header.
12501 * input.h (expanded_location): Add sysp.
12502 (in_system_header_at): New.
12503 (in_system_header): New.
12504 * toplev.c (in_system_header): Remove.
12505 * toplev.h: Include input.h
12507 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12508 * tree-ssa.c (warn_uninit): Call warning_at.
12509 (warn_uninitialized_var): Update calls to warn_uninit.
12510 (warn_uninitialized_phi): Update calls to warn_uninit.
12511 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12512 (expand_location): Initialize xloc.sysp.
12513 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12514 (tree_decl_with_vis): Remove in_system_header_flag.
12516 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12519 * recog.c (asm_operand_ok): Change the order of the extra
12520 memory constraint checks.
12522 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12525 * tree-switch-conversion.c (build_one_array): Call
12526 varpool_mark_needed_node and varpool_finalize_decl
12527 instead of assemble_variable.
12529 2008-07-19 Jan Hubicka <jh@suse.cz>
12531 * cgraph.c (cgraph_add_new_function): Do early local passes.
12532 * tree-nrv.c (gate_pass_return_slot): New gate.
12533 (pass_nrv): Add the gate.
12534 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12536 (coalesce_ssa_name): Coalesce SSA names.
12537 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12538 not optimizing so unused user vars remains visible.
12539 * common.opt (flag_tree_ter): Always enable by default.
12540 * tree-ssa-ter.c: Include flags.h
12541 (is_replaceable_p): Check that locations match; when aliasing
12542 is missing be conservative about loads.
12543 * tree-optimize.c (gate_init_datastructures): Remove.
12544 (pass_init_datastructures): New.
12545 * passes.c: Reorder passes so we always go into SSA.
12547 2008-07-19 Jan Hubicka <jh@suse.cz>
12549 * doc/extend.texi (flatten attribute): Remove note about
12551 * doc/invoke.texi (--combine): Likewise.
12552 (-finline-functions-called-once): Update levels when enabled.
12553 (-funit-at-a-time): Document new behaviour.
12554 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12555 -fno-section-anchors when disabled explicitly.
12556 (inline params): They are not ignored now.
12557 (precompiled headers): Remove unit-at-a-time as being incompatible.
12558 * opts.c (decode_options): Handle unit-at-a-time as alias;
12559 imply -fno-section-anchors when toplevel reorder is disabled
12561 * common.opt (ftoplevel-reorder): Set default value to 2.
12562 (funit-at-a-time): Set default value to 1.
12563 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12566 2008-07-19 Jan Hubicka <jh@suse.cz>
12568 * builtins.c (expand_builtin_int_roundingfn,
12569 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12572 2008-07-19 Richard Guenther <rguenther@suse.de>
12575 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12576 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12577 * tree-ssa-pre.c (get_expr_value_id): For newly created
12578 constant value-ids make sure to add the expression to its
12581 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12583 PR middle-end/36877
12584 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12585 return value of the builtin is ignored.
12587 2008-07-19 Olivier Hainque <hainque@adacore.com>
12589 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12590 bits, a C conformant malloc implementation has to provide.
12591 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12593 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12597 * reload.c (find_reloads_subreg_address): Only reload address if
12598 reloaded == 0, not for reloaded != 1.
12601 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12602 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12603 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12604 m32c_legitimize_reload_address.
12606 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12607 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12608 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12610 2008-07-19 Olivier Hainque <hainque@adacore.com>
12612 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12613 argument, saying whether nested array are to be collapsed
12614 into a single array type DIE with multiple subscripts.
12615 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12616 issues, centralize the nested array types collapsing control and
12617 disable the transformation for Ada.
12619 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12622 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12624 (x86_64_shift_adj_2): New expander.
12625 (x86_64_shift_adj_3): Ditto.
12626 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12627 to split TImode operands.
12628 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12629 (ix86_split_lshr): Ditto.
12631 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12633 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12634 and __CHAR32_TYPE__.
12635 * c-typeck.c (digest_init): Support char16_t and char32_t.
12636 (set_nonincremental_init_from_string): Idem.
12638 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12640 PR middle-end/36859
12641 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12642 PREFERRED_STACK_BOUNDARY.
12643 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12645 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12647 PR middle-end/36858
12648 * function.c (locate_and_pad_parm): Cap boundary earlier.
12650 2008-07-17 Julian Brown <julian@codesourcery.com>
12652 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12653 no-op for targets which don't use DLLs.
12655 2008-07-17 Martin Jambor <mjambor@suse.cz>
12657 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12658 that nodes are relevant by examining the node->analyzed flag.
12659 (ipcp_init_stage): Check which nodes are relevant, assert that the
12660 relevant ones are also required.
12661 (ipcp_propagate_stage): Check on the side arrays are properly
12663 (ipcp_print_all_jump_functions): Make sure not to touch any node
12664 that is not analyzed or an edge that does not have a corresponding
12665 entry in the on-the-side vectors.
12666 (ipcp_function_scale_print): Likewise.
12667 (ipcp_update_callgraph): Check that the node is relevant.
12668 (ipcp_insert_stage): Check that the node is relevant. Check there is
12669 an info for every node and edge.
12670 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12671 (ipa_print_all_tree_maps): Likewise and a new variable info.
12672 (ipa_print_all_params_modified): Likewise.
12673 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12675 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12678 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12680 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12682 PR rtl-optimization/36753
12683 * fwprop.c (use_killed_between): Don't shortcut
12684 single-definition global registers.
12686 2008-07-16 Jan Hubicka <jh@suse.cz>
12688 * cgraph.h (varpool_empty_needed_queue): Declare.
12689 * cgraphunit.c (output_in_order): Mark all variables as needed;
12691 * varpool.c (varpool_assemble_node): Update debug queue.
12692 (varpool_assemble_pending_decls): Don't do it here.
12693 (varpool_empty_needed_queue): New function.
12695 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12697 * recog.c (peephole2_optimize): Fix formatting.
12699 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12701 * c-pch.c (get_ident): Avoid C++ keywords.
12702 * combine-stack-adj.c (single_set_for_csa): Likewise.
12703 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12704 output_asm_insn): Likewise.
12705 * reload.c (push_secondary_reload, find_reusable_reload,
12706 push_reload, combine_reloads, find_reloads,
12707 debug_reload_to_stream): Likewise.
12708 * reload.h (struct reload): Likewise.
12709 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12710 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12711 emit_output_reload_insns): Likewise.
12712 * targhooks.c (default_secondary_reload): Likewise.
12713 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12715 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12717 * recog.c (validate_change_1, validate_change,
12718 validate_unshare_change, validate_replace_rtx_1, struct
12719 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12721 * reload.c (push_secondary_reload, secondary_reload_class,
12722 scratch_reload_class, find_valid_class, find_reusable_reload,
12723 push_reload, find_dummy_reload, find_reloads_address_1,
12724 find_reloads_address_part, find_equiv_reg): Likewise.
12725 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12726 choose_reload_regs): Likewise.
12727 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12729 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12730 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12731 * sched-rgn.c (concat_INSN_LIST): Likewise.
12732 * stor-layout.c (mode_for_size, mode_for_size_tree,
12733 smallest_mode_for_size): Likewise.
12735 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12737 * cfg.c (dump_reg_info): Avoid C++ keywords.
12738 * dwarf2asm.c (dw2_force_const_mem,
12739 dw2_asm_output_encoded_addr_rtx): Likewise.
12740 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12741 * expmed.c (expand_shift): Likewise.
12742 * global.c (find_reg): Likewise.
12743 * graph.c (draw_edge): Likewise.
12744 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12745 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12746 widen_clz, widen_bswap, expand_parity, expand_unop,
12747 emit_cmp_and_jump_insn_1): Likewise.
12748 * postreload.c (reload_cse_simplify_operands): Likewise.
12749 * ra.h (add_neighbor): Likewise.
12750 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12751 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12752 record_reg_classes, copy_cost, record_address_regs,
12753 invalid_mode_change_p): Likewise.
12754 * regrename.c (regrename_optimize, scan_rtx_reg,
12755 dump_def_use_chain, find_oldest_value_reg,
12756 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12758 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12760 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12761 MASK_POWERPC64 for power4 in previous commit.
12763 2008-07-16 Olivier Hainque <hainque@adacore.com>
12765 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12766 instead of bare conversion to cast const-ness away.
12768 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12770 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12771 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12772 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12773 (TARGET_FUNCTION_VALUE): Define.
12775 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12777 * config/rs6000/rs6000.c (processor_target_table): Add
12778 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12780 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12783 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12784 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12785 m32c_legitimize_reload_address.
12787 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12789 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12790 DECL_IN_SYSTEM_HEADER in sync.
12792 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12794 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12795 * tree-ssa-pre.c (pre_expr_eq): Ditto
12796 (get_constant_for_value_id): Take a type as an argument.
12797 (fully_constant_expression): Pass in type.
12798 (find_or_generate_expression): Short circuit constant case.
12799 (create_expression_by_pieces): Remove special casing of
12801 (do_regular_insertion): Short circuit constant case.
12802 (do_partial_partial_insertion): Ditto.
12804 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12807 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12809 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12811 * config/xtensa/libgcc-xtensa.ver: New file.
12812 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12814 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12816 * df-problems.c (df_set_note): Avoid C++ keywords.
12817 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12818 * dse.c (record_store, remove_useless_values): Likewise.
12819 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12820 gen_reg_rtx_offset, operand_subword, change_address_1,
12821 change_address, adjust_address_1, offset_address,
12822 widen_memory_access, emit_copy_of_insn_after): Likewise.
12823 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12824 * fwprop.c (should_replace_address, propagate_rtx_1,
12825 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12827 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12828 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12829 * lcm.c (compute_insert_delete, pre_edge_lcm,
12830 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12831 * lower-subreg.c (resolve_reg_notes): Likewise.
12832 * mode-switching.c (optimize_mode_switching): Likewise.
12834 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12836 * bt-load.c (add_btr_def, migrate_btr_def,
12837 branch_target_load_optimize): Avoid C++ keywords.
12838 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12840 * combine.c (subst, simplify_set, make_extraction,
12841 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12842 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12843 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12845 2008-07-15 Richard Guenther <rguenther@suse.de>
12847 PR middle-end/36369
12848 * c-common.c (strict_aliasing_warning): Do not warn for
12849 TYPE_REF_CAN_ALIAS_ALL pointers.
12850 (c_common_get_alias_set): may_alias types are not special.
12851 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12852 attribute and set can_ref_all accordingly.
12853 (build_reference_type_for_mode): Likewise.
12854 * doc/extend.texi (may_alias): Clarify.
12856 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12859 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12860 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12862 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12865 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12866 gcc_assert, instead call output_operand_lossage.
12868 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12870 * builtins.c (std_canonical_va_list): Treat structure based
12873 2008-07-15 Ben Elliston <bje@au.ibm.com>
12875 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12877 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12879 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12882 2008-07-14 Jan Hubicka <jh@suse.cz>
12884 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12885 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12886 fix predicates and constraints.
12887 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12888 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12890 2008-07-14 Doug Kwan <dougkwan@google.com>
12892 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12893 additional option file arm/eabi.opt.
12894 * config/arm/eabi.h (File): New configuration file for EABI targets.
12895 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12896 SUBSUBTARGET_EXTRA_SPECS.
12897 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12898 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12899 from STARTFILE_SPEC so that it can be referenced in an override.
12900 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12901 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12902 can be referenced in an override.
12903 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12904 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12905 so that it can be referenced in an override.
12906 (LINK_SPEC): Use BPABI_LINK_SPEC.
12907 * config/arm/eabi.opt (File): New.
12909 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12911 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12912 (FIXED_VALUE_H): New variable.
12913 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12914 input.h, fixed-value.h.
12915 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12916 (BASIC_BLOCK_H): Use $(BITMAP_H).
12917 (FUNCTION_H): Add varray.h.
12918 (IPA_REFERENCE_H): Use $(BITMAP_H).
12919 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12920 (DF_H): Use $(BITMAP_H).
12921 (GGC_H): Add statistics.h.
12922 (INSN_ADDR_H): New.
12923 (INSN_ATTR_H): Use it.
12924 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12926 (SYMTAB_H): Add $(OBSTACK_H).
12927 (CPP_INTERNAL_H): New.
12928 (TREE_DUMP_H): Add tree-pass.h.
12929 (TREE_FLOW_H): Use $(BITMAP_H)
12930 (PRETTY_PRINT_H): Use $(INPUT_H).
12931 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12934 (many object files): Fix lots of header dependencies throughout.
12936 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12938 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12940 (s-gtyp-input): Use them to write tmp-gi.list.
12941 (echo_to_gi.list): Remove.
12943 2008-07-14 Richard Guenther <rguenther@suse.de>
12945 * tree-ssa-sccvn.c (pre_info): Remove.
12946 (switch_to_PRE_table): Likewise.
12947 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12948 (set_hashtable_value_ids): Do not create value-ids for the
12950 (run_scc_vn): Remove double test. Remove bogus special-case
12951 in value-number printing.
12952 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12953 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12955 * tree-flow-inline.h (get_value_handle): Remove.
12956 * tree-flow.h (get_value_handle): Remove.
12958 2008-07-14 Martin Jambor <mjambor@suse.cz>
12960 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12961 in which we generate arithmetics is not a subrange.
12963 2008-07-14 Martin Jambor <mjambor@suse.cz>
12965 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12967 2008-07-14 Richard Guenther <rguenther@suse.de>
12969 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12971 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12974 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12975 reload for symbol refs moved to r0 with -fPIC.
12976 (legitimize_pic_address): Use the target register as temporary
12978 (emit_symbolic_move): Adjust comment.
12979 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12982 2008-07-14 Ben Elliston <bje@au.ibm.com>
12984 * c-common.h (C_CPP_HASHNODE): New macro.
12985 * coretypes.h (struct cpp_token): Forward declare.
12986 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12987 the context-sensitive keyword method.
12988 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12989 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12990 expand_bool_pixel): New.
12991 (altivec_categorize_keyword): New function.
12992 (init_vector_keywords): New function.
12993 (rs6000_macro_to_expand): Likewise.
12994 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12995 compiling an ISO C dialect.
12997 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12999 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13000 (create_expression_by_pieces): Fix typo.
13001 (do_regular_insertion): Use debug counter here too.
13003 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13006 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13007 CONST_OK_FOR_LETTER_P. All port-local users changed.
13008 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13009 implement Kp matching power-of-two.
13010 (CONSTRAINT_LEN): Define to match.
13011 * config/cris/cris.md: Replace all use of constraint K with Kc.
13012 ("*btst*): Use Kp for operand 0 of last alternative.
13014 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13017 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13020 2008-07-13 Jan Hubicka <jh@suse.cz>
13022 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13025 2008-07-13 Richard Guenther <rguenther@suse.de>
13027 PR middle-end/36811
13028 * langhooks.c (lhd_print_error_function): Deal with recursive
13031 2008-07-12 Jan Hubicka <jh@suse.cz>
13033 * cgraph.c (assembler_name_hash): New static var.
13034 (hash_node_by_assembler_name, eq_assembler_name): New.
13035 (cgraph_node_for_asm): Use hashtable.
13036 (cgraph_remove_node): Maintain hashtable.
13037 (change_decl_assembler_name): Sanity check that names are not changing
13038 after aliasing was processed.
13039 * cgraph.h (varpoon_node): Add next GGC marker.
13040 * tree.c (decl_assembler_name_equal): Constify.
13041 (decl_assembler_name_hash): New.
13042 * tree.h (decl_assembler_name_equal): Constify.
13043 (decl_assembler_name_hash): Update.
13045 2008-07-12 David Daney <ddaney@avtrex.com>
13047 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13048 sb1 and r5000 cpus.
13050 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13052 * doc/md.texi: Document the MIPS "v" constraint.
13053 * config/mips/mips.h (reg_class): Revert last change.
13054 (REG_CLASS_NAMES): Likewise.
13055 (REG_CLASS_CONTENTS): Likewise.
13056 * config/mips/mips.c (mips_regno_to_class): Likewise.
13057 * config/mips/constraints.md (v): Likewise, but add documentation.
13058 Add a comment to say that this constraint should not be used in
13061 2008-07-11 DJ Delorie <dj@redhat.com>
13063 * config/h8300/h8300.md (length): Fix branch offset limit.
13065 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13067 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13068 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13069 (avr_hard_regno_scratch_ok): New function.
13070 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13071 * config/avr/avr.md (all peepholes that request a scratch register):
13072 Remove avr_peep2_scratch_safe use.
13074 2008-07-11 Tom Tromey <tromey@redhat.com>
13075 Ian Lance Taylor <iant@google.com>
13077 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13078 (struct c_common_resword): Define.
13079 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13080 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13081 (c_common_reswords, num_c_common_reswords): Declare.
13082 * c-common.c (c_common_reswords): New global const array.
13083 (num_c_common_reswords): New const int.
13084 * c-parser.c (struct resword, reswords): Don't define.
13085 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13086 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13087 than reswords. If warning about C++ keywords, give them a special
13089 (c_lex_one_token): Warn about C++ keywords. Call
13090 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13091 (c_parser_external_declaration): Look for RID_xxx rather than
13092 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13093 (c_parser_statement_after_labels): Likewise.
13094 (c_parser_objc_class_instance_variables): Likewise.
13095 (c_parser_objc_class_declaration): Likewise.
13096 (c_parser_objc_try_catch_statement): Likewise.
13097 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13098 (declspecs_add_type): Likewise.
13100 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13102 * ggc-page.c (alloc_page):
13103 Substituting xmalloc, xcalloc with
13104 XNEWVEC and XCNEWVAR macros which add the
13107 2008-07-11 Richard Guenther <rguenther@suse.de>
13109 PR tree-optimization/36765
13110 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13111 aliases from HEAP vars to SMTs.
13113 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13115 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13116 * configure.ac (loose_warn): Move -Wc++-compat from here...
13117 (strict_warn): ...to here.
13118 * configure: Regenerate.
13120 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13122 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13123 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13124 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13125 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13126 excluding more specific h8300-*-* and sh-*-* targets.
13128 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13130 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13131 (eliminate): Ditto.
13132 (execute_pre): Call loop_optimizer_finalize in early exit.
13134 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13136 PR middle-end/36790
13137 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13138 uids in the bitmap, not just VAR_DECL uids.
13140 PR rtl-optimization/36419
13141 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13142 (combine_stack_adjustments_for_block): Call it if needed. Delete
13144 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13145 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13146 prologue sp adjustment.
13148 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13151 * opts.c (print_ignored_options): Report postponed diagnostics for
13152 unknown -Wno-* options as warnings, not errors.
13153 (postpone_unknown_option_error): Renamed to...
13154 (postpone_unknown_option_warning): ... this.
13156 2008-07-09 Doug Kwan <dougkwan@google.com>
13159 2008-07-08 Doug Kwan <dougkwan@google.com>
13161 * config/arm/arm.opt (mandroid): New option.
13162 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13163 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13165 (CC1PLUS_SPEC): Same.
13167 (STARTFILE_SPEC): Same.
13168 (ENDFILE_SPEC): Same.
13169 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13172 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13175 * config/mips/mips.h (reg_class): Remove V1_REG.
13176 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13177 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13178 instead of V1_REGS.
13179 (mips_get_tp): New function.
13180 (mips_legitimize_tls_address): Use it.
13181 * config/mips/constraints.md (v): Delete.
13182 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13183 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13184 After reload, split into a move and ...
13185 (*tls_get_tp_<mode>_split): ...this new instruction.
13187 2008-07-09 David Daney <ddaney@avtrex.com>
13189 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13191 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13193 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13194 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13196 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13197 htab_delete should be called. Don't free c.
13198 (lookup_tmp_var): Create temp_htab lazily.
13199 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13200 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13202 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13203 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13204 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13205 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13206 * tree-sra.c (generate_element_init): Likewise.
13207 * tree-mudflap.c (execute_mudflap_function_ops,
13208 execute_mudflap_function_decls): Likewise.
13209 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13210 * tree-gimple.h (struct gimplify_ctx): New type.
13211 (push_gimplify_context): Adjust prototype.
13213 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13215 * tree-ssa-pre.c (phi_translate_1): Update placement of
13216 add_to_value calls.
13218 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13220 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13221 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13222 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13223 * targhooks.c (default_hard_regno_scratch_ok): New function.
13224 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13225 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13226 * recog.c: Include "target.h".
13227 (peep2_find_free_register): Add check for global regs. Add target
13229 * Makefile.in (recog.o): Depend on target.h.
13231 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13233 * config/sh/sh.c (sh_canonical_va_list_type): New.
13234 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13236 2008-07-09 Raksit Ashok <raksit@google.com>
13238 * doc/invoke.texi (Option Summary): Mention new option
13239 -Wdisallowed-function-list=...
13240 (Warning Options): Document -Wdisallowed-function-list=...
13241 * common.opt (Wdisallowed-function-list=): New flag.
13242 * flags.h (warn_disallowed_functions): External definition of new
13243 boolean warning flag.
13244 (warn_if_disallowed_function_p): Declare new function.
13245 * opts.c (warning_disallowed_functions): New static variable.
13246 (warn_disallowed_functions): New boolean warning flag.
13247 (warn_if_disallowed_function_p): New function.
13248 (add_comma_separated_to_vector): Rename
13249 add_instrument_functions_exclude_list to this.
13250 (common_handle_option): Handle new option. Rename calls to
13251 add_instrument_functions_exclude_list into calls to
13252 add_comma_separated_to_vector.
13253 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13254 based on flag warn_disallowed_functions.
13256 2008-07-09 Christian Bruel <christian.bruel@st.com>
13258 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13259 instead of get_attr_length.
13261 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13263 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13265 * genemit.c (gen_insn): Likewise.
13266 * gengtype.c (note_def_vec): Likewise.
13267 * gengtype.h (note_def_vec): Likewise.
13268 * genoutput.c (struct data, output_insn_data, process_template,
13269 gen_expand, gen_split, note_constraint): Likewise.
13270 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13271 make_insn_sequence): Likewise.
13272 * gensupport.c (record_insn_name): Likewise.
13274 2008-07-08 Doug Kwan <dougkwan@google.com>
13276 * config/arm/arm.opt (mandroid): New option.
13277 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13278 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13280 (CC1PLUS_SPEC): Same.
13282 (STARTFILE_SPEC): Same.
13283 (ENDFILE_SPEC): Same.
13284 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13287 2008-07-08 Raksit Ashok <raksit@google.com>
13289 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13290 (set_storage_via_setmem): Fix expected_align parameter.
13291 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13292 missing from the list.
13293 * doc/md.texi (movmem): Explicitly state that expected alignment is
13294 to be expressed in bytes.
13295 (setmem): Explicitly state that expected alignment is to be expressed
13298 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13300 * reload.c (find_reloads_subreg_address): Do not require validity
13301 of address in original mode before reloading address.
13303 2008-07-07 Tianwei Sheng <tianweis@google.com>
13305 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13306 bounds array access.
13308 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13310 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13312 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13314 Fix PR tree-optimization/23455
13315 Fix PR tree-optimization/35286
13316 Fix PR tree-optimization/35287
13317 * Makefile.in (OBJS-common): Remove tree-vn.o.
13318 (tree-vn.o): Remove.
13319 * dbgcnt.def: Add treepre_insert debug counter.
13320 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13321 (debug_value_expressions): Ditto.
13322 (print_value_expressions): Ditto.
13323 * tree-pretty-print.c (dump_generic_node): Updated for
13324 VALUE_HANDLE removal.
13325 * tree-ssa-dom.c (record_equality): Ditto.
13326 (cprop_operand): Ditto.
13327 (lookup_avail_expr): Ditto.
13328 * tree-ssa-threadedge.c
13329 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13330 (simplify_control_stmt_condition): Ditto.
13331 * tree.c (tree_code_size): Ditto.
13332 (tree_node_structure): Ditto.
13333 (iterative_hash_expr): Ditto.
13335 * tree.h (VALUE_HANDLE_ID): Ditto.
13336 (VALUE_HANDLE_EXPR_SET): Ditto.
13337 (struct tree_value_handle): Ditto.
13338 (union tree_node): Ditto.
13339 * treestruct.def: Ditto.
13340 * tree-vn.c: Removed.
13341 * tree-ssa-pre.c: Rewritten entirely.
13342 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13343 (constant_value_ids): Ditto.
13344 (vn_nary_op_t): Moved to header.
13346 (vn_reference_op_t): Ditto
13347 (vn_reference_t): Ditto.
13348 (next_value_id): New variable.
13349 (VN_INFO): Add an assert.
13350 (vn_constant_eq): New function.
13351 (vn_constant_hash): Ditto.
13352 (get_or_alloc_constant_value_id): Ditto.
13353 (value_id_constant_p): Ditto.
13354 (vn_reference_compute_hash): De-staticify.
13355 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13356 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13357 (valueize_refs): Update opcode if it changes from ssa name to constant.
13358 (vn_reference_lookup_1): Add new argument.
13359 (vn_reference_lookup): Ditto.
13360 (vn_reference_lookup_pieces): New function.
13361 (vn_reference_insert): Add return type. Modify to deal with value ids.
13362 (vn_reference_insert_pieces): New function.
13363 (vn_nary_op_compute_hash): De-staticify.
13364 (vn_nary_op_eq): Ditto.
13365 (vn_nary_op_lookup_pieces): New function.
13366 (vn_nary_op_lookup): Add new argument.
13367 (vn_nary_op_insert_pieces): New function.
13368 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13369 (vn_phi_insert): Ditto.
13370 (visit_unary_op): Update for callee changes.
13371 (visit_binary_op): Ditto.
13372 (visit_reference_op_load): Ditto.
13373 (visit_reference_op_store): Ditto.
13374 (init_scc_vn): Init next_value_id, constant_to_value_id and
13375 constant_value_ids.
13376 (free_scc_vn): Free them.
13377 (set_hashtable_value_ids): New function.
13378 (run_scc_vn): Use it.
13379 (get_max_value_id): New function.
13380 (get_next_value_id): Ditto.
13381 (expressions_equal_p): Moved from tree-vn.c
13382 (sort_vuses): Ditto.
13383 (sort_vuses_heap): Ditto.
13384 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13386 * tree.c (iterative_hash_hashval_t): Made non-static
13387 * tree.h (iterative_hash_hashval_t): Declare it.
13389 2008-07-08 Martin Jambor <mjambor@suse.cz>
13391 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13392 instead of ipa_create_node_params.
13393 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13394 ipa_check_create_edge_args, free them with
13395 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13397 * ipa-prop.c: Include flags.h and tree-inline.h.
13398 (ipa_node_params_vector): New variable.
13399 (ipa_edge_args_vector): New variable.
13400 (edge_removal_hook_holder): New variable.
13401 (node_removal_hook_holder): New variable.
13402 (edge_duplication_hook_holder): New variable.
13403 (node_duplication_hook_holder): New variable.
13404 (ipa_detect_param_modifications): Check for presence of modified flags.
13405 (ipa_compute_jump_functions): Check for presence of jump functions.
13406 (ipa_free_edge_args_substructures): New function.
13407 (ipa_create_node_params): Removed.
13408 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13409 (ipa_free_node_params_substructures): New function.
13410 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13412 (ipa_edge_removal_hook): New function.
13413 (ipa_node_removal_hook): New function.
13414 (duplicate_array): New function.
13415 (ipa_edge_duplication_hook): New function.
13416 (ipa_node_duplication_hook): New function.
13417 (ipa_register_cgraph_hooks): New function.
13418 (ipa_unregister_cgraph_hooks): New function.
13419 (free_all_ipa_structures_after_ipa_cp): New function.
13421 * ipa-prop.h: Include vec.h.
13422 (ipa_node_params_t): New typedef with vector types for it.
13423 (ipa_edge_args_t): New typedef with vector types for it.
13424 (IPA_NODE_REF): Changed to access an on-the-side vector.
13425 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13426 (ipa_check_create_node_params): New function.
13427 (ipa_check_create_edge_args): New function.
13429 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13432 2008-07-07 Tom Tromey <tromey@redhat.com>
13434 * configure, config.in: Rebuilt.
13435 * configure.ac: Don't check for scandir or alphasort.
13437 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13439 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13440 types immediately after creating them.
13442 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13444 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13446 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13448 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13449 dump_constraint_graph.
13450 (dump_constraint_edge): New function.
13451 (dump_constraint_graph): New function.
13452 (debug_constraint_graph): New function.
13453 (dump_constraint): Removed useless comparison.
13454 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13455 (dump_constraint_graph): Declare.
13456 (debug_constraint_graph): Declare.
13457 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13459 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13461 * config/i386/i386.c (is_va_list_char_pointer): New.
13462 (ix86_va_start): Replace compare with ms_va_list_type_node
13463 by is_va_list_char_pointer.
13464 (ix86_gimplify_va_arg): Likewise.
13466 2008-07-07 Martin Jambor <mjambor@suse.cz>
13468 * cgraph.c (cgraph_edge_max_uid): New variable.
13469 (struct cgraph_edge_hook_list): New type.
13470 (struct cgraph_node_hook_list): New type.
13471 (struct cgraph_2edge_hook_list): New type.
13472 (struct cgraph_2node_hook_list): New type.
13473 (first_cgraph_edge_removal_hook): New variable.
13474 (first_cgraph_node_removal_hook): New variable.
13475 (first_cgraph_edge_duplicated_hook): New variable.
13476 (first_cgraph_node_duplicated_hook): New variable.
13477 (cgraph_add_edge_removal_hook): New function.
13478 (cgraph_remove_edge_removal_hook): New function.
13479 (cgraph_call_edge_removal_hooks): New function.
13480 (cgraph_add_node_removal_hook): New function.
13481 (cgraph_remove_node_removal_hook): New function.
13482 (cgraph_call_node_removal_hooks): New function.
13483 (cgraph_add_edge_duplication_hook): New function.
13484 (cgraph_remove_edge_duplication_hook): New function.
13485 (cgraph_call_edge_duplication_hooks): New function.
13486 (cgraph_add_node_duplication_hook): New function.
13487 (cgraph_remove_node_duplication_hook): New function.
13488 (cgraph_call_node_duplication_hooks): New function.
13489 (cgraph_create_edge): Assign to edge uid.
13490 (cgraph_remove_edge): Call edge removal hooks.
13491 (cgraph_node_remove_callees): Call edge removal hooks.
13492 (cgraph_node_remove_callers): Call edge removal hooks.
13493 (cgraph_remove_node): Call node removal hooks.
13494 (cgraph_clone_edge): Call edge duplication hooks.
13495 (cgraph_clone_node): Call node duplication hooks.
13497 * cgraph.h (cgraph_edge): New field uid.
13498 (cgraph_edge_hook): New type.
13499 (cgraph_node_hook): New type.
13500 (cgraph_2edge_hook): New type.
13501 (cgraph_2node_hook): New type.
13503 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13505 * config.in: Regenerate.
13507 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13509 * gcc.c (print_sysroot): New.
13510 (option_map, display_help, process_command): Handle the
13511 -print-sysroot option.
13512 (main): Print the sysroot if requested.
13513 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13515 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13518 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13520 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13522 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13523 (assign_parm_setup_block_p): Also check mode of entry_parm.
13525 2008-07-07 Richard Guenther <rguenther@suse.de>
13527 * tree-ssa-structalias.h (set_used_smts): Remove.
13528 * tree-ssa-structalias.c (used_smts): Likewise.
13529 (set_used_smts): Likewise.
13530 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13531 call to set_used_smts.
13533 2008-07-07 Richard Guenther <rguenther@suse.de>
13535 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13536 (new_var_info): Set it to false.
13537 (solution_set_add): Correctly handle pointers outside a var and
13539 (type_safe): Treat variables with is_full_var properly.
13540 (do_sd_constraint): Likewise.
13541 (do_ds_constraint): Likewise.
13542 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13543 (get_constraint_for_ptr_offset): New function.
13544 (get_constraint_for_component_ref): For addresses at least include
13545 the last field of the variable. Handle is_full_vars properly.
13546 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13547 (handle_ptr_arith): Remove.
13548 (find_func_aliases): Simplify assignment handling.
13549 (create_function_info_for): For parameter and result varinfos set
13551 (create_variable_info_for): Set is_full_var flag whenever we
13552 just created a single varinfo for a decl.
13553 (init_alias_vars): Initialize use_field_sensitive from
13554 max-fields-for-field-sensitive parameter.
13556 2008-07-07 Richard Guenther <rguenther@suse.de>
13558 PR tree-optimization/36713
13559 * tree-flow-inline.h (is_call_used): New function.
13560 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13561 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13562 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13564 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13566 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13568 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13570 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13572 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13573 Nathan Sidwell <nathan@codesourcery.com>
13575 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13576 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13578 * config/m68k/t-linux: New.
13579 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13582 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13584 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13585 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13588 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13590 * gcc.c (execute): Fix -Wc++-compat warning.
13592 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13595 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13596 constant for little endian.
13598 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13600 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13601 mips_base_mips16 instead of TARGET_MIPS16.
13602 (mips_base_mips16): Declare.
13603 * config/mips/mips.c (mips_base_mips16): Make global.
13604 (was_mips16_p): Remove GTY marker.
13605 (was_mips16_pch_p): New variable.
13606 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13607 (mips_override_options): Force to non-MIPS16 mode initially.
13608 Do not complain about MIPS16 PIC incompatibilities here.
13609 Only allow -mgpopt if -mexplicit-relocs is in force for
13612 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13614 * configure.ac: Check for caddr_t, define to char * if not defined.
13615 * configure: Regenerate.
13616 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13617 (mmap_gt_pch_use_address): Likewise.
13618 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13620 2008-07-06 Richard Guenther <rguenther@suse.de>
13622 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13623 (new_var_info): Deal with it.
13624 (solution_set_add): Likewise.
13625 (bitpos_of_field): Make signed, fix.
13626 (struct fieldoff): Remove type and decl fields. Make size field
13627 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13629 (fieldoff_compare): Deal with it.
13630 (push_fields_onto_fieldstack): Remove has_union argument, glob
13631 adjacent non-pointer fields together.
13632 (create_function_info_for): Do not set has_union.
13633 (create_variable_info_for): Simplify.
13635 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13637 * config.gcc (extra_headers): Add cross-stdarg.h for target
13638 x86_64-*-* and i?86-*-*.
13639 * config/i386/cross-stdarg.h: New.
13640 * builtins.c (std_fn_abi_va_list): New.
13641 (std_canonical_va_list_type): New.
13642 (stabilize_va_list): Replace va_list_type_node use by
13643 mtarget.canonical_va_list_type.
13644 (gimplify_va_arg_expr): Likewise.
13645 (expand_builtin_va_copy): Replace va_list_type_node use by
13646 mtarget.fn_abi_va_list.
13647 * tree-sra.c (is_va_list_type): New helper.
13648 (decl_can_be_decomposed_p): Replace
13649 va_list_type_node use by is_va_list_type.
13650 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13651 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13652 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13653 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13654 (ix86_enum_va_list): New.
13655 * config/i386/i386.c (sysv_va_list_type_node): New.
13656 (ms_va_list_type_node): New.
13657 (ix86_function_type_abi): Remove sorry.
13658 (ix86_build_builtin_va_list_abi): New.
13659 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13660 for 64-bit targets.
13661 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13662 (ix86_init_builtins_va_builtins_abi): New.
13663 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13664 for 64-bit targets.
13665 (ix86_handle_abi_attribute): New.
13666 (attribute_spec): Add sysv_abi and ms_abi.
13667 (ix86_fn_abi_va_list): New.
13668 (ix86_canonical_va_list_type): New.
13669 (ix86_enum_va_list): New.
13670 (TARGET_FN_ABI_VA_LIST): New.
13671 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13672 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13673 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13674 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13675 (TARGET_ENUM_VA_LIST): New.
13676 * expr.h (std_fn_abi_va_list): New.
13677 (std_canonical_va_list_type): New.
13678 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13679 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13680 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13681 TARGET_CANONICAL_VA_LIST_TYPE.
13682 * target.h (struct gcc_target): Add fn_abi_va_list hook
13683 and canonical_va_list_type hook.
13685 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13687 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13688 integral and pointer types.
13690 2008-07-04 Roger Sayle <roger@eyesopen.com>
13692 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13693 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13695 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13698 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13700 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13702 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13703 build_gimple_modify_stmt.
13704 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13705 gimple operand. Use fold_build* instead of build*.
13707 2008-07-04 Richard Guenther <rguenther@suse.de>
13709 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13710 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13711 properly to compute the reachability set if we do field-sensitive PTA.
13712 * invoke.texi (max-fields-for-field-sensitive): Document default.
13713 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13714 100 for optimize >= 2.
13716 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13718 * ggc-zone.c (lookup_page_table_if_allocated,
13719 set_page_table_entry, zone_find_object_size, alloc_small_page,
13720 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13721 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13722 -Wc++-compat and/or -Wcast-qual warnings.
13724 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13727 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13728 pic_offset_table_rtx to be marked as used here.
13729 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13730 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13731 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13732 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13733 !TARGET_SECURE_PLT.
13735 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13737 * alloc-pool.c (hash_descriptor, eq_descriptor,
13738 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13739 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13741 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13742 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13743 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13744 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13747 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13749 * tree-flow.h (loop_only_exit_p): Declare.
13750 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13751 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13752 the number of iterations if it is constant. Otherwise, if this is the
13753 only possible exit of the loop, use the conservative estimate on the
13754 number of iterations of the entire loop if available.
13756 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13758 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13759 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13760 Add synchronization functions.
13761 * config/sync.c: New file.
13762 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13763 (LIBGCC_SYNC_CFLAGS): Likewise.
13765 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13768 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13769 (*pushtf_sse): New insn pattern.
13770 (pushtf splitters): New splitters.
13772 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13774 PR middle-end/35736
13775 * predict.c (build_predict_expr): Use void_type_node for the tree
13776 type, instead of NULL_TREE.
13778 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13780 * config/i386/i386.c (contains_aligned_value_p): Return true
13782 (ix86_data_alignment): Align TCmode to 128bits.
13783 (ix86_local_alignment): Likewise.
13785 2008-07-03 Andrew Haley <aph@redhat.com>
13788 * vec.h (VEC_TA): New.
13789 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13790 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13791 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13792 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13793 (C_COMMON_FIXED_TYPES): Remove first arg.
13794 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13795 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13796 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13797 not to use empty macro arguments.
13799 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13801 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13802 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13803 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13804 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13805 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13806 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13807 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13808 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13809 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13810 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13811 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13812 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13813 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13814 config/rs6000/e500crtres64gpr.asm,
13815 config/rs6000/e500crtres64gprctr.asm,
13816 config/rs6000/e500crtrest32gpr.asm,
13817 config/rs6000/e500crtrest64gpr.asm,
13818 config/rs6000/e500crtresx32gpr.asm,
13819 config/rs6000/e500crtresx64gpr.asm,
13820 config/rs6000/e500crtsav32gpr.asm,
13821 config/rs6000/e500crtsav64gpr.asm,
13822 config/rs6000/e500crtsav64gprctr.asm,
13823 config/rs6000/e500crtsavg32gpr.asm,
13824 config/rs6000/e500crtsavg64gpr.asm,
13825 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13826 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13827 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13828 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13829 config/sparc/sol2-cn.asm: Remove .file directives.
13831 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13833 * resource.c (mark_referenced_resources): Look inside
13834 UNSPEC_VOLATILEs and ASM_INPUTs.
13836 2008-07-02 Ian Lance Taylor <iant@google.com>
13838 * rtlanal.c (add_reg_note): New function.
13839 * rtl.h (add_reg_note): Declare.
13840 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13841 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13842 * builtins.c (expand_builtin_longjmp): Likewise.
13843 (expand_builtin_nonlocal_goto): Likewise.
13844 * calls.c (emit_call_1, expand_call): Likewise.
13845 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13846 * cfglayout.c (fixup_reorder_chain): Likewise.
13847 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13848 (commit_one_edge_insertion): Likewise.
13849 * combine.c (move_deaths, distribute_notes): Likewise.
13850 * df-problems.c (df_set_note): Likewise.
13851 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13852 (set_unique_reg_note): Likewise.
13853 (emit_copy_of_insn_after): Likewise.
13854 * expr.c (expand_expr_real): Likewise.
13855 * gcse.c (add_label_notes): Likewise.
13856 * haifa-sched.c (create_check_block_twin): Likewise.
13857 * jump.c (mark_jump_label_1): Likewise.
13858 * loop-doloop.c (add_test, doloop_modify): Likewise.
13859 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13860 * lower-subreg.c (move_eh_region_note): Likewise.
13861 * optabs.c (emit_libcall_block): Likewise.
13862 * predict.c (predict_insn): Likewise.
13863 (combine_predictions_for_insn): Likewise.
13864 * recog.c (peephole2_optimize): Likewise.
13865 * regmove.c (try_auto_increment): Likewise.
13866 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13867 * reload.c (find_reloads): Likewise.
13868 * reload1.c (fixup_eh_region_note): Likewise.
13869 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13870 * reorg.c (delete_prior_computation): Likewise.
13871 (delete_computation, dbr_schedule): Likewise.
13872 * config/pa/pa.c (legitimize_pic_address): Likewise.
13873 * config/sh/sh.c (sh_reorg): Likewise.
13875 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13878 * config/libgcc-glibc.ver: Add %exclude.
13879 * config/m32r/libgcc-glibc.ver: Likwise.
13880 * config/s390/libgcc-glibc.ver: Likwise.
13881 * config/sh/libgcc-glibc.ver: Likwise.
13882 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13884 * config/i386/libgcc-glibc.ver: New.
13886 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13888 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13890 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13891 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13892 i[34567]86-*-linux*, x86_64-*-linux*. Add
13893 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13894 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13895 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13896 i[34567]86-*-linux*, x86_64-*-linux*.
13898 * libgcc-std.ver: Add empty GCC_4.4.0.
13900 * mkmap-symver.awk: Support multiple versions per symbol.
13902 * config/i386/i386.c (ix86_init_builtins): Always define
13903 __builtin_fabsq and __builtin_copysignq with fallbacks.
13904 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13905 and __builtin_copysignq if SSE2 isn't available.
13907 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13908 (LIBGCC2_TF_CEXT): Likwise.
13909 (TF_SIZE): Likwise.
13911 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13913 * config/i386/sfp-machine.h: Moved to libgcc.
13915 * config/i386/sfp-machine.h: New.
13916 * config/i386/t-linux: Likwise.
13918 * config/i386/t-darwin: Remove softfp_wrap_start and
13920 * config/i386/t-darwin64: Likewise.
13922 * config/i386/t-fprules-softfp64: Renamed to ...
13923 * config/i386/t-fprules-softfp: This.
13925 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13926 and softfp_wrap_end.
13928 2008-07-02 Jason Merrill <jason@redhat.com>
13930 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13932 * tree.c (ctor_to_list): New fn.
13933 * tree.h: Declare it.
13934 (CONSTRUCTOR_ELT): New macro.
13935 (CONSTRUCTOR_NELTS): New macro.
13937 2008-07-02 Richard Guenther <rguenther@suse.de>
13939 * tree-ssa-structalias.c (struct variable_info): Reorder
13940 to fill padding on 64bit hosts. Make collapsed_to an int.
13941 (get_varinfo_fc): Deal with that.
13942 (new_var_info): Likewise.
13943 (collapse_rest_of_var): Likewise.
13945 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13947 * doc/install.texi (--enable-java-home): Document.
13948 (--enable-aot-compile-rpm): Likewise.
13949 (--with-arch-directory): Likewise.
13950 (--with-os-directory): Likewise.
13951 (--with-origin-name): Likewise.
13952 (--with-arch-suffix): Likewise.
13953 (--with-jvm-root-dir): Likewise.
13954 (--with-jvm-jar-dir): Likewise.
13955 (--with-python-dir): Likewise.
13957 2008-07-02 Richard Guenther <rguenther@suse.de>
13959 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13960 from decls explicitly. Merge operand checking from tuples.
13962 2008-07-02 Martin Jambor <mjambor@suse.cz>
13964 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13966 2008-07-02 Martin Jambor <mjambor@suse.cz>
13968 * tree-switch-conversion.c: Included timevar.h
13969 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13971 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13973 2008-07-02 Martin Jambor <mjambor@suse.cz>
13975 * tree-switch-conversion.c: Corrected various comments and
13977 (build_constructors): Fixed minor formatting mistakes.
13979 * invoke.texi (Optimize Options): Corrected the
13980 switch-conversion-max-branch-ratio parameter.
13982 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13984 * final.c (asm_insn_count): Return zero for an empty asm body.
13986 2008-07-02 Richard Guenther <rguenther@suse.de>
13988 * bitmap.h (bitmap_set_bit): Return bool.
13989 (bitmap_clear_bit): Likewise.
13990 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13991 write to the bitmap if it would.
13992 (bitmap_clear_bit): Likewise.
13993 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13994 bitmap_set_bit return value.
13995 (add_pred_graph_edge): Likewise.
13996 (add_graph_edge): Likewise.
13997 (do_sd_constraint): Likewise.
13998 (do_ds_constraint): Likewise.
14000 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14002 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14003 Fix -Wc++-compat and/or -Wcast-qual warnings.
14004 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14005 gen_regparm_prefix): Likewise.
14006 * vmsdbgout.c (write_modbeg, lookup_filename,
14007 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14009 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14011 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14012 defaults.h definition apply.
14014 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14016 * function.c (assign_parm_remove_parallels): New.
14017 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14019 (assign_parm_setup_block): Do not handle them.
14020 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14021 assign_parm_remove_parallels.
14023 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14025 * c-typeck.c (convert_for_assignment): Use
14026 vector_targets_convertible_p.
14027 * c-common.c (vector_targets_convertible_p): New.
14028 * c-common.h (vector_targets_convertible_p): New prototype.
14029 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14030 opaque_p_V2SI_type_node.
14032 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14034 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14037 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14039 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14040 TFmode constants via two element DImode vector for hosts with
14041 HOST_BITS_PER_WIDE_INT < 64.
14042 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14043 also for HOST_BITS_PER_WIDE_INT < 64.
14045 2008-07-01 Richard Guenther <rguenther@suse.de>
14047 PR tree-optimization/36666
14048 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14049 (get_constraint_exp_from_ssa_var): Split into ...
14050 (get_constraint_exp_for_temp): ... this ...
14051 (get_constraint_for_ssa_var): ... and that.
14052 Return constraint expressions for all touched sub-fields
14053 if the results address is not taken.
14054 (process_constraint): Remove assertion that aggregate
14055 assignments do not happen at this place.
14056 (get_constraint_for_component_ref): Add address_p argument.
14057 Return constraint expressions for all touched sub-fields
14058 if the results address is not taken.
14059 (do_deref): Use get_constraint_exp_for_temp.
14060 (get_constraint_for_1): Rename from ...
14061 (get_constraint_for): ... this. Add the old function as wrapper.
14062 (do_structure_copy): Use get_constraint_for_1.
14064 2008-07-01 Martin Jambor <mjambor@suse.cz>
14066 * Makefile.in (tree-switch-conversion.o): Add.
14067 (OBJS-common): Add tree-swtch-conversion.o.
14068 * passes.c (init_optimization_passes): Add pass_convert_switch.
14069 * tree-pass.h: (pass_convert_switch): Add.
14070 * tree-switch-conversion.c: New file.
14071 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14072 * common.opt (ftree-cswtch): New option.
14073 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14074 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14075 * opts.c (decode_options): Set flag_tree_switch_conversion when
14076 optimization level is >= 2.
14077 * doc/invoke.texi (Optimize Options): Added description of
14078 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14080 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14082 * config/darwin-driver.c (darwin_default_min_version): Fix
14083 -Wc++-compat warnings.
14085 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14087 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14090 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14092 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14094 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14096 PR rtl-optimization/34744
14097 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14098 (df_scan_free_internal): Free data structures not
14099 allocated in storage pools.
14100 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14101 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14102 df_scan_free_mws_vec.
14103 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14106 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14108 * config/i386/i386.c (contains_aligned_value_p): Return true
14110 (ix86_function_arg_boundary): Return its natural boundary
14112 (return_in_memory_32): Don't check TDmode.
14113 (ix86_split_to_parts): Support splitting into 4 parts and
14114 support TFmode for 32bit target.
14115 (ix86_split_long_move): Support splitting into 4 parts.
14116 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14118 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14119 (ix86_init_builtins): Here.
14120 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14121 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14122 'q' and 'w', respectively.
14124 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14126 (movtf_internal): Likewise.
14127 (<code>tf2): Likewise.
14128 (*absnegtf2_sse): Likewise.
14129 (copysign<mode>3): Likewise.
14130 (copysign<mode>3_const): Likewise.
14131 (copysign<mode>3_var): Likewise.
14132 (define_split UNSPEC_COPYSIGN): Likewise.
14133 * config/i386/sse.md (*nandtf3): Likewise.
14134 (<code>tf3): Likewise.
14135 (*<code>tf3): Likewise.
14137 2008-06-30 Joey Ye <joey.ye@intel.com>
14138 H.J. Lu <hongjiu.lu@intel.com>
14140 * global.c (compute_regsets): Set frame_pointer_needed here.
14141 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14143 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14145 * doc/install.texi (specific): Expand Windows build notes.
14147 2008-06-30 Ira Rosen <irar@il.ibm.com>
14149 PR tree-optimization/36648
14150 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14151 number of prolog iterations by step. Fix the comment.
14153 2008-06-30 Richard Guenther <rguenther@suse.de>
14155 PR middle-end/36671
14156 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14157 handle calls from ECF_MALLOC functions.
14158 (handle_pure_call): ECF_MALLOC functions do not return
14160 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14162 2008-06-29 Andreas Schwab <schwab@suse.de>
14164 * config/m68k/m68k.c (print_operand): Always print a float
14166 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14167 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14170 * config/rs6000/x-linux64: Remove never used file.
14172 2008-06-29 Richard Guenther <rguenther@suse.de>
14174 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14176 (struct alias_info): Move ...
14177 * tree-ssa-alias.c: ... here.
14178 (update_alias_info): Declare.
14179 (compute_may_aliases): Call it.
14180 (update_alias_info): New function.
14181 * tree-ssa-structalias.c (update_alias_info): Move ...
14182 * tree-ssa-alias.c (update_alias_info_1): ... here.
14183 * tree-ssa-structalias.c (process_constraint_1): Remove
14184 unused from_call argument. Rename to ...
14185 (process_constraint): ... this. Delete old wrapper.
14186 (make_constraint_to): Adjust callers.
14187 (handle_const_call): Likewise.
14188 (handle_pure_call): Likewise.
14189 (init_base_vars): Likewise.
14190 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14191 (find_func_aliases): We don't need structure copies for
14193 (make_constraint_from_anything): Remove.
14194 (create_variable_info_for): For globals make constraints
14195 from escaped, not from anything.
14196 (compute_points_to_sets): Do not call update_alias_info.
14197 (ipa_pta_execute): Use make_constraint_from.
14199 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14201 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14202 (bitmap.o-warn, dominance.o-warn): New.
14203 * configure.ac (cxx_compat_warn): Delete.
14204 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14205 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14207 * configure: Regenerate.
14209 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14212 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14214 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14215 * df-scan.c (df_notes_rescan): Likewise.
14216 * ggc-page.c (set_page_table_entry): Likewise.
14217 * intl.c (gcc_gettext_width): Likewise.
14218 * varasm.c (get_unnamed_section, get_noswitch_section,
14219 get_section): Likewise.
14221 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14223 * regrename.c (build_def_use): Don't copy RTX.
14225 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14227 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14228 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14229 punctuation. Use @ref instead of @xref.
14230 (Function Names): Remove stray @display/@end display.
14231 (C++ Attributes): Use @ref instead of @xref.
14232 (Deprecated Features): Fix punctuation around @xref.
14233 (Backwards Compatibility): Likewise.
14234 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14236 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14238 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14239 constants for E500 double.
14241 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14243 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14244 element type of const_vector.
14246 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14248 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14249 Remove FLAGS_REG clobber from expander pattern.
14250 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14251 (anddi3, andsi3, andhi3, andqi3): Ditto.
14252 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14253 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14254 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14255 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14256 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14257 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14258 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14259 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14261 2008-06-28 Richard Guenther <rguenther@suse.de>
14263 * tree-ssa-structalias.c (callused_id, var_callused,
14264 callused_tree): Add.
14265 (handle_pure_call): New function.
14266 (find_func_aliases): Call it.
14267 (find_what_p_points_to): Handle the call-used set.
14268 (clobber_what_escaped): Likewise.
14269 (compute_call_used_vars): New function.
14270 (init_base_vars): Init the call-used variable.
14271 (do_sd_constraint): Do not propagate the solution from CALLUSED
14272 but use CALLUSED as a placeholder.
14273 (solve_graph): Likewise.
14274 * tree-flow-inline.h (gimple_call_used_vars): New function.
14275 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14276 (compute_call_used_vars): Declare.
14277 * tree-ssa-alias.c (set_initial_properties): Call
14278 compute_call_used_vars.
14279 (reset_alias_info): Clear call-used variables.
14280 (add_call_clobber_ops): Assert we are not called for const/pure
14281 functions. Remove handling of them.
14282 (add_call_read_ops): Handle pure functions by adding the
14283 call-used set of variables as VUSEs.
14284 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14285 (delete_tree_ssa): Free it.
14286 * tree-dfa.c (remove_referenced_var): Clear the var from the
14289 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14291 * tree.c (build_varargs_function_type_list): New.
14292 (build_function_type_list_1): New.
14293 (build_function_type_list): Use build_function_type_list_1.
14294 * tree.h (build_varargs_function_type_list): New.
14296 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14299 * config/spu/spu.c (spu_builtin_splats): Do not generate
14300 invalid CONST_VECTOR expressions.
14301 (spu_expand_vector_init): Likewise.
14303 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14305 * optabs.c (libfunc_decls): New variable.
14306 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14307 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14308 for the same function twice.
14310 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14312 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14313 ix86_expand_binary_operator directly.
14314 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14316 (*ashrti3_1): Ditto.
14317 (*lshrti3_1): Ditto.
14318 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14319 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14320 using only one splitter. Conditionaly execute splitter before or
14321 after peephole2 pass.
14322 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14323 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14324 Use only one alternative in asm template.
14325 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14327 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14328 "J" operand constraint for operand 2.
14329 (*ashldi3_cconly_rex64): Ditto.
14330 (*ashrdi3_cmp_rex64): Ditto.
14331 (*ashrdi3_cconly_rex64): Ditto.
14332 (*lshrdi3_cmp_rex64): Ditto.
14333 (*lshrdi3_cconly_rex64): Ditto.
14334 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14335 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14336 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14339 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14341 * gimplify.c (omp_is_private): Don't return true if decl is not
14342 already private on #pragma omp for or #pragma omp parallel for.
14345 * tree-cfg.c (struct move_stmt_d): Replace block field with
14346 orig_block and new_block fields.
14347 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14348 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14349 (move_block_to_fn): Replace vars_map and new_label_map arguments
14350 with struct move_stmt_d pointer.
14351 (replace_block_vars_by_duplicates): New function.
14352 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14353 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14354 all subblocks of ORIG_BLOCK to the new function. Call
14355 replace_block_vars_by_duplicates.
14356 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14357 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14358 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14359 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14360 (expand_omp): Temporarily set input_location to the location of
14361 region's controlling stmt.
14362 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14363 BIND_EXPR, push ctx->block_vars and gimplification vars into
14364 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14365 into dest function.
14366 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14367 there are any BLOCK_VARS.
14368 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14369 OMP_PARALLEL or OMP_TASK stmt.
14370 (lower_omp): Save and restore input_location around the lower_omp_1
14373 2008-06-27 Richard Guenther <rguenther@suse.de>
14375 PR tree-optimization/36400
14376 PR tree-optimization/36373
14377 PR tree-optimization/36344
14378 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14379 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14380 (update_alias_info): Remove call clobbering code.
14381 (make_constraint_to): New helper function.
14382 (make_escape_constraint): Likewise.
14383 (handle_rhs_call): Use it on all pointer containing arguments.
14384 Also mark the static chain escaped.
14385 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14386 instead of ANYTHING.
14387 (make_constraint_from): New helper split out from ...
14388 (make_constraint_from_anything): ... here.
14389 (find_func_aliases): Add constraints for escape sites.
14390 (intra_create_variable_infos): Make constraints from NONLOCAL
14392 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14394 (clobber_what_p_points_to): Remove.
14395 (clobber_what_escaped): New function.
14396 (init_base_vars): Init NONLOCAL and ESCAPED.
14397 (do_sd_constraint): Do not propagate the solution from ESCAPED
14398 but use ESCAPED as a placeholder.
14399 (solve_graph): Likewise.
14400 * tree-flow.h (clobber_what_p_points_to): Remove.
14401 (clobber_what_escaped): Declare.
14402 * tree-ssa-alias.c (set_initial_properties): Call it.
14403 Remove code clobbering escaped pointers.
14405 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14407 * function.c (allocate_struct_function): Only allocate a unique
14408 funcdef_no if the decl is nonzero.
14410 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14412 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14413 * config/mips/mips.c (mips_split_const_insns): New function.
14414 * config/mips/mips.md (move_type): New attribute.
14415 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14416 (dword_mode): New attribute.
14417 (type): Avoid long line. Map "move_type"s to "type"s,
14418 choosing "multi" for doubleword moves if appropriate.
14419 Swap MTC/MFC comments to match their declaration order.
14420 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14421 "type" is "branch" or "jal" is "direct".
14422 (length): Handle "extended_mips16" first. Make the default
14423 "0" for "ghost" instructions. Set the length from "move_type".
14424 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14425 of "type", with "sll0" for the register alternative. Remove the
14426 "extended_mips16" attribute.
14427 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14428 of "type", with "shift_shift" for the register alternative.
14429 Remove the "length" attribute.
14430 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14431 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14432 of "type", with "andi" for the register alternative.
14433 (*zero_extendqihi2): Likewise.
14434 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14435 of "andi" instead of a "type" of "arith".
14436 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14438 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14439 (mov_<store>r, *mov<mode>_ra): Likewise.
14440 (extendsidi2): Use "move_type" instead of "type", with "move"
14441 for the register alternative.
14442 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14443 of "type", with "signext" for the register alternative.
14444 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14445 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14446 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14447 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14448 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14449 (unnamed branch insn): Likewise.
14450 (*movdi_gp32_fp64): Fold into...
14451 (*movdi_32bit): ...here.
14452 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14453 (*movdf_hardfloat): ...this new pattern.
14454 (*movdf_softfloat): Remove redundant FPR alternatives.
14455 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14456 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14457 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14458 the "move" attribute.
14459 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14460 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14461 and "store" for COP loads and stores.
14462 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14463 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14464 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14465 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14466 (*movtf_mips16, *movv2sf): Likewise.
14467 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14468 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14469 (mfhc1<mode>): Use "move_type" instead of "move".
14470 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14471 (loadgp_blockage): Remove the "length" attribute.
14472 (blockage, set_got_version, update_got_version): Likewise.
14473 (call_internal): Remove the "extended_mips16" attribute.
14474 (call_value_internal, call_value_multiple_internal): Likewise.
14475 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14477 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14478 the "length" attribute.
14480 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14482 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14483 -Wcast-qual warnings.
14484 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14485 handle_pragma_pop_macro): Likewise.
14486 * collect2.c (resolve_lib_name): Likewise.
14487 * config/arc/arc.c (arc_init): Likewise.
14488 * config/arm/arm.c (neon_builtin_compare,
14489 locate_neon_builtin_icode): Likewise.
14490 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14491 * config/bfin/bfin.c (bfin_init_machine_status,
14492 bfin_optimize_loop): Likewise.
14493 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14494 * config/cris/cris.c (cris_init_expanders): Likewise.
14495 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14496 * config/darwin.c (machopic_indirection_eq,
14497 machopic_indirection_name, machopic_output_indirection): Likewise.
14498 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14499 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14500 frv_optimize_membar): Likewise.
14501 * config/i386/cygwin.h (mingw_scan,
14502 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14503 * config/i386/cygwin1.c (mingw_scan): Likewise.
14504 * config/i386/i386.c (machopic_output_stub): Likewise.
14505 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14506 i386_pe_unique_section): Likewise.
14507 * config/ia64/ia64.c (ia64_init_machine_status,
14508 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14510 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14511 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14512 * config/m68k/m68k.c (m68k_handle_option,
14513 m68k_sched_md_init_global): Likewise.
14514 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14515 mcore_unique_section): Likewise.
14516 * config/mips/mips.c (mips_block_move_straight,
14517 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14519 * config/mmix/mmix.c (mmix_init_machine_status,
14520 mmix_encode_section_info): Likewise.
14521 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14522 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14523 print_operand_address, output_toc, redefine_groups,
14524 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14525 * config/s390/s390.c (s390_init_machine_status): Likewise.
14526 * config/score/score.c (score_block_move_straight,
14527 score_block_move_loop_body): Likewise.
14528 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14529 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14530 * emit-rtl.c (find_auto_inc): Likewise.
14531 * gcc.c (translate_options, process_command): Likewise.
14532 * reorg.c (dbr_schedule): Likewise.
14533 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14534 * xcoffout.c (xcoffout_declare_function): Likewise.
14536 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14538 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14539 ipa-pta working again.
14541 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14543 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14546 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14548 * config.gcc (powerpc*-*-*): Add new core e500mc.
14549 * config/rs6000/e500mc.md: New file.
14550 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14552 (rs6000_override_options): Add e500mc case to
14553 processor_target_table. Altivec and Spe options not allowed
14554 with e500mc. Add isel instruction to e500mc by
14555 default. Initialize rs6000_cost for e500mc.
14556 (rs6000_issue_rate): Set issue rate for e500mc.
14557 * config/rs6000/rs6000.h (processor_type): Add
14558 PROCESSOR_PPCE500MC.
14559 (ASM_CPU_SPEC): Add e500mc.
14560 Set TARGET_ISEL to rs6000_isel.
14561 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14562 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14563 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14565 * doc/invoke.texi: Add e500mc to list of cpus.
14567 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14570 * c-lex.c (lex_charconst): Initialize unsignedp.
14572 2008-06-27 Olivier Hainque <hainque@adacore.com>
14574 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14575 documented assumptions.
14577 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14579 * dwarf2out.c: Remove trailing white spaces. Break long line
14582 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14584 * libfuncs.h (LTI_synchronize): New libfunc_index.
14585 (synchronize_libfunc): Declare.
14586 * builtins.c (expand_builtin_synchronize): Consider using
14587 synchronize_libfunc before falling back on an asm blockage.
14588 * config/mips/mips.c: Include libfuncs.h
14589 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14591 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14593 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14594 parameter. Copy stack_reg to r11 where appropriate.
14595 (no_global_regs_above): Add gpr parameter.
14596 (rs6000_stack_info): Only add padding for SPE save area if we
14597 are saving SPE GPRs and CR.
14598 (saveres_routine_syms): New variable.
14599 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14601 (rs6000_savres_routine_sym): New function.
14602 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14604 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14605 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14606 Tweak FPR out-of-line saving.
14607 (rs6000_make_savres_rtx): New function.
14608 (rs6000_use_multiple_p): New function.
14609 (rs6000_savres_strategy): New function.
14610 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14611 out-of-line if appropriate.
14612 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14613 if we are optimizing for size.
14614 (GP_SAVE_INLINE): Define.
14615 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14616 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14617 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14618 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14619 (*save_fpregs_<mode>): Add use of r11.
14620 (*restore_gpregs_<mode>): New insn.
14621 (*return_and_restore_gpregs_<mode>): New insn.
14622 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14624 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14625 (*restore_gpregs_spe): New insn.
14626 (*return_and_restore_gpregs_spe): New insn.
14627 * config/rs6000/predicates.md (save_world_operation): Fix check.
14629 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14631 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14632 this point, so assert that.
14634 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14636 * cfganal.c: Include vec.h and vecprim.h.
14637 (compute_idf): Import from...
14638 * tree-into-ssa (compute_idf): ...here.
14639 * basic-block.h (compute_idf): Export.
14641 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14643 * c-decl.c (merge_decls): Use !current_function_decl to check for
14644 extern declaration of C99 inline function being at file scope.
14646 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14648 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14650 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14652 * alias.c (record_alias_subset, init_alias_analysis): Fix
14653 -Wc++-compat and/or -Wcast-qual warnings.
14654 * attribs.c (lookup_attribute_spec): Likewise.
14655 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14656 copy_bb, connect_traces,
14657 find_rarely_executed_basic_blocks_and_cr): Likewise.
14658 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14659 note_btr_set, migrate_btr_defs): Likewise.
14660 * builtins.c (result_vector, expand_builtin_memcpy,
14661 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14662 builtin_memset_read_str, expand_builtin_printf,
14663 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14665 * caller-save.c (mark_set_regs): Likewise.
14666 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14667 * cgraph.c (cgraph_edge): Likewise.
14668 * combine.c (likely_spilled_retval_1): Likewise.
14669 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14670 htab_counts_entry_del, get_coverage_counts): Likewise.
14671 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14672 new_cselib_val): Likewise.
14673 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14674 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14676 * df-core.c (df_compact_blocks): Likewise.
14677 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14678 * df-scan.c (df_grow_reg_info, df_ref_create,
14679 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14680 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14681 df_record_entry_block_defs, df_record_exit_block_uses,
14682 df_bb_verify): Likewise.
14683 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14684 DF_REF_EXTRACT_MODE_CONST): New.
14685 * dominance.c (get_immediate_dominator, get_dominated_by,
14686 nearest_common_dominator, root_of_dom_tree,
14687 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14688 -Wc++-compat and/or -Wcast-qual warnings.
14689 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14690 record_store, replace_read, check_mem_read_rtx, scan_insn,
14691 dse_step1, dse_record_singleton_alias_set): Likewise.
14692 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14694 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14696 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14697 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14698 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14699 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14700 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14701 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14702 file_name_acquire, output_file_names, add_const_value_attribute,
14703 premark_used_types_helper, file_table_eq, file_table_hash,
14704 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14705 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14706 -Wcast-qual warnings.
14707 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14708 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14709 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14710 gen_reg_rtx, start_sequence, init_emit): Likewise.
14711 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14712 * except.c (init_eh_for_function, gen_eh_region,
14713 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14714 arh_to_landing_pad, arh_to_label, add_action_record,
14715 add_call_site, switch_to_exception_section): Likewise.
14716 * expmed.c (synth_mult): Likewise.
14717 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14718 store_expr): Likewise.
14719 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14721 * function.c (assign_stack_temp_for_type,
14722 allocate_struct_function, match_asm_constraints_1): Likewise.
14723 * gcov-io.c (gcov_allocate): Likewise.
14724 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14725 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14726 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14727 record_one_set, insert_expr_in_table, insert_set_in_table,
14728 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14729 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14730 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14731 -Wcast-qual warnings.
14733 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14735 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14736 -Wcast-qual warnings.
14737 * gcc.c (process_command): Likewise.
14738 * genattrtab.c (oballoc): Use XOBNEW.
14739 (oballocvec): Define.
14740 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14741 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14742 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14743 -Wc++-compat and/or -Wcast-qual warnings.
14744 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14745 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14746 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14747 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14748 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14749 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14750 add_excls, process_presence_absence_names,
14751 process_presence_absence_patterns, add_presence_absence,
14752 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14753 get_free_state, add_arc, get_free_automata_list_el,
14754 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14755 transform_3, cache_presence, create_ainsns, create_automata,
14756 create_state_ainsn_table, dfa_insn_code_enlarge,
14757 output_trans_func, output_min_issue_delay_func,
14758 output_dead_lock_func, output_reset_func,
14759 output_get_cpu_unit_code_func, output_dfa_start_func,
14760 expand_automata): Likewise.
14761 * genextract.c (gen_insn): Likewise.
14762 * gengtype-lex.l: Likewise.
14763 * gengtype.c (read_input_list, adjust_field_type,
14764 process_gc_options): Likewise.
14765 * genoutput.c (note_constraint): Likewise.
14766 * genpreds.c (mangle, add_constraint): Likewise.
14767 * genrecog.c (process_define_predicate, new_decision,
14768 add_to_sequence): Likewise.
14769 * gensupport.c (record_insn_name): Likewise.
14771 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14773 * config/i386/driver-i386.c (detect_caches_amd,
14774 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14775 and/or -Wcast-qual warnings.
14776 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14777 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14778 gt_pch_save): Likewise.
14779 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14780 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14781 * global.c (compute_regsets): Likewise.
14782 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14783 finish_graph_dump_file): Likewise.
14784 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14785 unlink_bb_notes): Likewise.
14786 * integrate.c (get_hard_reg_initial_val): Likewise.
14787 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14788 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14789 * local-alloc.c (update_equiv_regs): Likewise.
14790 * loop-invariant.c (check_invariant_table_size,
14791 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14793 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14794 altered_reg_used, mark_altered): Likewise.
14795 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14796 insert_var_expansion_initialization,
14797 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14798 release_var_copies): Likewise.
14799 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14800 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14801 analyze_accesses_for_phi_node, check_var_notmodified_p,
14802 check_allocation_function, find_sites_in_func,
14803 record_all_accesses_in_func, transform_access_sites,
14804 transform_allocation_sites): Likewise.
14805 * omp-low.c (new_omp_region, create_omp_child_function_name,
14806 check_omp_nesting_restrictions, check_combined_parallel,
14807 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14808 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14809 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14810 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14812 * opts-common.c (prune_options): Likewise.
14813 * opts.c (add_input_filename, print_filtered_help,
14814 get_option_state): Likewise.
14815 * params.c (add_params): Likewise.
14816 * passes.c (set_pass_for_id, next_pass_1,
14817 do_per_function_toporder, pass_fini_dump_file): Likewise.
14818 * postreload.c (reload_cse_simplify_operands): Likewise.
14819 * predict.c (tree_predicted_by_p, tree_predict_edge,
14820 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14822 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14824 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14826 * recog.c (check_asm_operands, validate_change_1): Likewise.
14827 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14828 subst_asm_stack_regs): Likewise.
14829 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14830 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14831 * regmove.c (reg_is_remote_constant_p): Likewise.
14832 * regrename.c (regrename_optimize, scan_rtx_reg,
14833 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14835 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14836 regstat_compute_calls_crossed): Likewise.
14837 * reload1.c (init_reload, new_insn_chain,
14838 has_nonexceptional_receiver, reload, copy_reloads,
14839 calculate_needs_all_insns, init_elim_table): Likewise.
14840 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14841 * rtl.c (shallow_copy_rtx_stat): Likewise.
14842 * rtlanal.c (parms_set): Likewise.
14843 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14844 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14845 * sched-ebb.c (earliest_block_with_similiar_load,
14846 add_deps_for_risky_insns): Likewise.
14847 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14848 schedule_region): Likewise.
14849 * see.c (eq_descriptor_pre_extension,
14850 hash_descriptor_pre_extension, hash_del_pre_extension,
14851 eq_descriptor_properties, hash_descriptor_properties,
14852 hash_del_properties, see_seek_pre_extension_expr,
14853 see_initialize_data_structures, see_print_register_properties,
14854 see_print_pre_extension_expr, see_delete_merged_def_extension,
14855 see_delete_unmerged_def_extension, see_emit_use_extension,
14856 see_pre_delete_extension, see_map_extension, see_commit_changes,
14857 see_analyze_merged_def_local_prop,
14858 see_analyze_merged_def_local_prop,
14859 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14860 see_set_prop_merged_def, see_set_prop_unmerged_def,
14861 see_set_prop_unmerged_use, see_print_one_extension,
14862 see_merge_one_use_extension, see_merge_one_def_extension,
14863 see_store_reference_and_extension, see_update_uses_relevancy,
14864 see_update_defs_relevancy): Likewise.
14865 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14866 hash_statistics_free, curr_statistics_hash): Likewise.
14867 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14868 expand_asm_operands, expand_return, case_bit_test_cmp,
14869 expand_case): Likewise.
14870 * stor-layout.c (start_record_layout): Likewise.
14871 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14872 gt_pch_save_stringpool): Likewise.
14873 * tree-data-ref.c (hash_stmt_vertex_info,
14874 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14875 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14877 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14880 * config/i386/i386.md : Change constraints of HImode and QImode
14881 immediate operands from "i" to "n". Change SImode "ni" constraint to
14882 "i" and SImode "rmi" constraint to "g". Remove all constraints
14883 from const0_operand and const1_operand predicated operands.
14884 (i): Change QImode and HImode attribute from "i" to "n".
14885 (*subqi_2): Change HImode operands to QImode.
14888 2008-06-25 Olivier Hainque <hainque@adacore.com>
14890 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14893 2008-06-25 Richard Guenther <rguenther@suse.de>
14895 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14896 not overflow the result type.
14898 2008-06-25 Richard Guenther <rguenther@suse.de>
14900 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14901 (vn_lookup): Likewise.
14903 2008-06-25 Richard Guenther <rguenther@suse.de>
14905 PR tree-optimization/35518
14906 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14907 * tree-sra.c (instantiate_element): Use fold_build3 to build
14909 (try_instantiate_multiple_fields): Likewise.
14911 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14913 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14916 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14918 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14919 use_backchain_to_restore_sp to true
14920 if the offset of the link register save area would go over the 32k - 1
14921 offset limit of the load
14924 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14926 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14927 anchor for the type-punning blurb. Cross-reference "Structures
14928 unions enumerations and bit-fields implementation". Provide a
14929 cast-through-pointer example. Make final sentence self-contained.
14930 * doc/implement-c.texi (Structures unions enumerations and
14931 bit-fields implementation): Cross-reference the type-punning blurb
14932 in the -fstrict-aliasing documentation.
14934 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14936 PR middle-end/36594
14937 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14938 the memory instead of the memory itself for the save area.
14940 2008-06-24 Olivier Hainque <hainque@adacore.com>
14941 Nicolas Roche <roche@adacore.com>
14943 * gengtype.c (srcdir_len): size_t instead of int.
14944 (get_file_realbasename): New function. For F a filename, the real
14945 basename of F, with all the path components stripped.
14946 (get_file_srcdir_relative_path): New function. For F a filename, the
14947 relative path to F from $(srcdir).
14948 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14949 get_file_realbasename. Adjust the head comment.
14950 (get_prefix_langdir_index): New function. For F a filename, return the
14951 lang_dir_names[] relative index of the language directory that is
14953 (get_file_langdir): For F a filename, return the name of the language
14954 directory where F is located.
14955 (get_file_gtfilename): New function. The gt- output file name for an
14957 (get_output_file_with_visibility): Replace in-line computations with
14958 uses of get_file_gtfilename and get_prefix_langdir_index.
14959 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14961 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14963 PR tree-optimization/36504
14964 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14965 references without base address.
14967 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14969 PR middle-end/36584
14970 * calls.c (expand_call): Increase alignment for recursive functions.
14972 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14974 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14975 (TARGET_FUNCTION_VALUE): New define.
14976 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14977 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14979 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14982 (fmod<mode>3): Ditto.
14983 (remainderxf3): Ditto.
14984 (remainder<mode>3): Ditto.
14986 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14989 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14990 REG is a hard register.
14992 PR tree-optimization/36508
14993 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14994 499, don't check it at all in release compilers.
14996 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14998 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14999 together with SSE_TARGET_MATH to disable insn pattern.
15000 (*fop_<MODEF:mode>_2_i387): Ditto.
15001 (*fop_<MODEF:mode>_3_i387): Ditto.
15003 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15005 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15007 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15009 PR middle-end/34906
15010 * gimplify.c (gimplify_asm_expr): Check the return code of
15011 parse_output_constraint call, set function return and is_inout
15012 value if it failed.
15014 2008-06-22 Ian Lance Taylor <iant@google.com>
15016 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15017 (narrowest_signed_type): Likewise.
15018 * c-typeck.c (c_common_type): Change local variable mclass to enum
15020 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15021 tcc_comparison, not the tree code itself.
15022 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15023 (c_expand_expr): Cast modifier to enum expand_modifier.
15024 * c-common.h (C_RID_CODE): Add casts.
15025 (C_SET_RID_CODE): Define.
15026 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15027 (c_lex_one_token): Add cast to avoid warning.
15028 (c_parser_objc_type_name): Rename local typename to type_name.
15029 (check_no_duplicate_clause): Change code parameter to enum
15031 (c_parser_omp_var_list_parens): Change kind parameter to enum
15033 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15034 c_parser_omp_list_var_parens.
15035 (c_parser_omp_threadprivate): Likewise.
15036 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15037 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15038 * c-format.c (NO_FMT): Define.
15039 (printf_length_specs): Use NO_FMT.
15040 (asm_fprintf_length_specs): Likewise.
15041 (gcc_diag_length_specs): Likewise.
15042 (scanf_length_specs): Likewise.
15043 (strfmon_length_specs): Likewise.
15044 (gcc_gfc_length_specs): Likewise.
15045 (printf_flag_specs): Change 0 to STD_C89.
15046 (asm_fprintf_flag_specs): Likewise.
15047 (gcc_diag_flag_specs): Likewise.
15048 (gcc_cxxdiag_flag_specs): Likewise.
15049 (scanf_flag_specs): Likewise.
15050 (strftime_flag_specs): Likewise.
15051 (strfmon_flag_specs): Likewise.
15052 (print_char_table): Likewise.
15053 (asm_fprintf_char_table): Likewise.
15054 (gcc_diag_char_table): Likewise.
15055 (gcc_tdiag_char_table): Likewise.
15056 (gcc_cdiag_char_table): Likewise.
15057 (gcc_cxxdiag_char_table): Likewise.
15058 (gcc_gfc_char_table): Likewise.
15059 (scan_char_table): Likewise.
15060 (time_char_table): Likewis.
15061 (monetary_char_table): Likewise.
15062 * c-format.h (BADLEN): Likewise.
15064 2008-06-21 Ian Lance Taylor <iant@google.com>
15066 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15067 Define END_OF_BASE_TREE_CODES around inclusion.
15068 * tree.c (tree_code_type): New global array.
15069 (tree_code_length, tree_code_name): Likewise.
15070 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15071 $(lang_tree_files).
15072 (all-tree.def, s-alltree): New targets.
15073 (gencheck.h, s-gencheck): Remove.
15074 (tree.o): Depend upon all-tree.def.
15075 (build/gencheck.o): Remove gencheck.h dependency.
15076 (mostlyclean): Don't remove gencheck.h.
15077 * c-common.h (enum c_tree_code): Remove.
15078 * c-lang.c (tree_code_type): Remove.
15079 (tree_code_length, tree_code_name): Remove.
15080 * gencheck.c (tree_codes): Include all-tree.def, rather than
15081 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15083 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15085 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15086 (operator_name_info): Size to MAX_TREE_CODES.
15087 (assignment_operator_name_info): Likewise.
15088 * cp/cp-lang.c (tree_code_type): Remove.
15089 (tree_code_length, tree_code_name): Remove.
15090 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15091 (assignment_operator_name_info): Likewise.
15092 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15094 * cp/mangle.c (write_expression): Likewise.
15095 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15096 * fortran/f95-lang.c (tree_code_type): Remove.
15097 (tree_code_length, tree_code_name): Remove.
15098 * java/java-tree.h (enum java_tree_code): Remove.
15099 * java/lang.c (tree_code_type): Remove.
15100 (tree_code_length, tree_code_name): Remove.
15101 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15102 * objc/objc-act.h (enum objc_tree_code): Remove.
15103 * objc/objc-lang.c (tree_code_type): Remove.
15104 (tree_code_length, tree_code_name): Remove.
15105 * objcp/objcp-lang.c (tree_code_type): Remove.
15106 (tree_code_length, tree_code_name): Remove.
15107 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15108 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15109 * ada/misc.c (tree_code_type): Remove.
15110 (tree_code_length, tree_code_name): Remove.
15112 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15114 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15115 the grand_bitmap_obstack.
15117 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15119 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15120 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15121 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15122 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15123 move_stmt_r, new_label_mapper): Likewise.
15124 * tree-complex.c (cvc_lookup): Likewise.
15125 * tree-dfa.c (create_function_ann): Likewise.
15126 * tree-dump.c (dump_register): Likewise.
15127 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15128 find_phi_replacement_condition): Likewise.
15129 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15130 tree_function_versioning): Likewise.
15131 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15132 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15133 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15134 get_nonlocal_debug_decl, convert_nonlocal_reference,
15135 convert_nonlocal_omp_clauses, get_local_debug_decl,
15136 convert_local_reference, convert_local_omp_clauses,
15137 convert_nl_goto_reference, convert_nl_goto_receiver,
15138 convert_tramp_reference, convert_call_expr): Likewise.
15139 * tree-outof-ssa.c (contains_tree_r): Likewise.
15140 * tree-parloops.c (reduction_phi, initialize_reductions,
15141 eliminate_local_variables_1, add_field_for_reduction,
15142 add_field_for_name, create_phi_for_local_result,
15143 create_call_for_reduction_1, create_loads_for_reductions,
15144 create_stores_for_reduction, create_loads_and_stores_for_name):
15146 * tree-phinodes.c (allocate_phi_node): Likewise.
15147 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15148 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15149 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15150 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15151 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15152 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15153 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15154 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15155 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15156 vn_nary_op_insert): Likewise.
15157 * tree-ssa.c (redirect_edge_var_map_add,
15158 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15159 * tree-vectorizer.c (vectorize_loops): Likewise.
15160 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15161 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15162 tree_cons_stat, build1_stat, build_variant_type_copy,
15163 decl_init_priority_lookup, decl_fini_priority_lookup,
15164 decl_priority_info, decl_restrict_base_lookup,
15165 decl_restrict_base_insert, decl_debug_expr_lookup,
15166 decl_debug_expr_insert, decl_value_expr_lookup,
15167 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15168 type_hash_add, get_file_function_name, tree_check_failed,
15169 tree_not_check_failed, tree_range_check_failed,
15170 omp_clause_range_check_failed, build_omp_clause,
15171 build_vl_exp_stat): Likewise.
15172 * value-prof.c (gimple_histogram_value,
15173 gimple_duplicate_stmt_histograms): Likewise.
15174 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15175 unshare_variable, variable_union_info_cmp_pos, variable_union,
15176 dataflow_set_different_1, dataflow_set_different_2,
15177 vt_find_locations, variable_was_changed, set_variable_part,
15178 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15179 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15180 section_entry_hash, object_block_entry_eq,
15181 object_block_entry_hash, create_block_symbol,
15182 initialize_cold_section_name, default_function_rodata_section,
15183 strip_reg_name, set_user_assembler_name, const_desc_eq,
15184 build_constant_desc, output_constant_def, lookup_constant_def,
15185 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15186 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15187 default_internal_label): Likewise.
15188 * varray.c (varray_init, varray_grow): Likewise.
15189 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15191 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15193 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15194 operators for "test" insn. Macroize insn using SWI mode macro.
15195 (*jcc_fused_2): Ditto.
15196 (*jcc_fused_3): Macroize insn using SWI mode macro.
15197 (*jcc_fused_4): Ditto.
15199 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15201 * tree-ssa-pre.c: Fix typo in comment.
15202 (init_antic, fini_antic): Add explicit funtions for
15203 initializing and deinitializing ANTIC and AVAIL sets.
15204 (create_expression_by_pieces): Fix typo in comment.
15205 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15206 (execute_pre): Eventually dump details about ANTIC_IN.
15208 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15210 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15211 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15212 add_to_obstack, file_at_path, find_a_file, execute,
15213 add_preprocessor_option, add_assembler_option, add_linker_option,
15214 process_command, insert_wrapper, do_option_spec, do_self_spec,
15215 spec_path, do_spec_1, is_directory, main, used_arg,
15216 getenv_spec_function): Likewise.
15217 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15218 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15221 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15223 * doc/rtl.texi: Updated subreg section.
15225 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15228 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15229 node->needed and node->reachable.
15230 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15231 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15232 (expand_task_call): Don't call expand_task_copyfn.
15233 (expand_task_copyfn): Renamed to...
15234 (finalize_task_copyfn): ... this.
15236 2008-06-19 Jan Hubicka <jh@suse.cz>
15238 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15239 clobbering framepointer.
15241 2008-06-19 Jan Hubicka <jh@suse.cz>
15243 * tree-optimize.c (execute_early_local_optimizations): Set
15244 cgraph_state only at first invocation.
15246 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15248 * system.h (-Wc++-compat): Activate as a warning, no an error.
15250 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15252 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15253 instead of "#" in insn asm template.
15254 (*jcc_fused_2): Ditto.
15256 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15258 * config/i386/i386.h (ix86_tune_indices)
15259 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15260 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15261 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15262 (*jcc_fused_2): Ditto.
15263 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15264 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15265 (print operand): Handle 'E' and 'e' code.
15267 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15269 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15271 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15273 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15275 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15277 (cgraph_expand_function): Use local copy of decl.
15278 (cgraph_expand_all_functions): Remove redundant initialization of
15280 (cgraph_optimize): Reword internal_error message.
15282 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15284 * arm-protos.h (arm_return_in_memory): Remove public
15285 arm_return_in_memory() prototype.
15286 * arm.c (arm_return_in_memory): Add static prototype, add target
15287 hook macro, change definition and comments.
15288 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15290 2008-06-19 Ben Elliston <bje@au.ibm.com>
15292 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15293 real.c: Remove references to IEEE 754R.
15294 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15295 * doc/libgcc.texi (Decimal float library routines): Likewise.
15297 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15299 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15300 (default_unwind_word_mode): Add prototype.
15301 * targhooks.c (default_unwind_word_mode): New function.
15302 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15303 instead of word_mode.
15304 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15305 (TARGET_INITIALIZER): Use it.
15307 * c-common.c (handle_mode_attribute): Support "unwind_word"
15309 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15311 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15312 word_mode to access SjLj_Function_Context member "data".
15313 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15314 conversion from targetm.eh_return_filter_mode () to
15315 targetm.unwind_word_mode () if they differ.
15317 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15318 (BT_FN_UNWINDWORD_PTR): New function type.
15319 (BT_FN_WORD_PTR): Remove.
15320 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15321 * except.c (expand_builtin_extend_pointer): Convert pointer to
15322 targetm.unwind_word_mode () instead of word_mode.
15324 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15325 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15326 (spu_unwind_word_mode): New function.
15327 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15328 (TARGET_UNWIND_WORD_MODE): Define.
15329 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15331 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15333 * config/spu/spu.c (reg_align): Remove.
15334 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15335 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15336 (spu_split_store): Likewise.
15338 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15340 * gcc/tree-vn.c: Fix typo in comment.
15342 2008-06-18 Jan Hubicka <jh@suse.cz>
15344 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15345 toplevel reorder too.
15347 2008-06-18 Jan Hubicka <jh@suse.cz>
15349 * c-opts.c (c_common_post_options): PCH is not compatible with
15351 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15352 -fno-toplevel-reorder by default now.
15354 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15356 PR documentation/30739
15357 * doc/install.texi (Prerequisites): Document dependency on awk.
15359 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15360 Ian Lance Taylor <iant@google.com>
15362 PR rtl-optimization/35604
15363 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15364 only want to change jump destinations, not eventual label comparisons.
15366 2008-06-16 Jan Hubicka <jh@suse.cz>
15368 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15370 (cgraph_analyze_function): Likewise.
15372 2008-06-16 Jan Hubicka <jh@suse.cz>
15374 * cgraph.h (cgraph_mark_if_needed): New function.
15375 * cgraphunit.c (cgraph_mark_if_needed): New function.
15376 * c-decl.c (duplicate_decl): Use it.
15378 2008-06-16 Jan Hubicka <jh@suse.cz>
15380 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15383 2008-06-16 Jan Hubicka <jh@suse.cz>
15385 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15387 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15388 Kazu Hirata <kazu@codesourcery.com>
15389 Maxim Kuvyrkov <maxim@codesourcery.com
15391 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15392 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15393 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15394 EXTRA_SPEC_FUNCTIONS.
15395 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15396 (DRIVER_SELF_SPECS): Adjust.
15397 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15398 * config/mips/st.h, config/mips/t-st: New.
15399 * config/mips/driver-native.c, config/mips/x-native: New.
15400 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15403 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15405 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15407 (ISA_HAS_FP_CONDMOVE): New macro.
15408 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15409 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15410 (ISA_HAS_NMADD3_NMSUB3): New macro.
15411 * config/mips/mips.c (mips_rtx_costs): Update.
15412 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15413 compiling for ST Loongson 2E/2F.
15414 (madd<mode>): Rename to madd4<mode>. Update.
15415 (madd3<mode>): New pattern.
15416 (msub<mode>): Rename to msub4<mode>. Update.
15417 (msub3<mode>): New pattern.
15418 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15419 (nmadd3<mode>): New pattern.
15420 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15421 (nmadd3<mode>_fastmath): New pattern.
15422 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15423 (nmsub3<mode>): New pattern.
15424 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15425 (nmsub3<mode>_fastmath): New pattern.
15426 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15428 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15430 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15431 (DF_REF_INSN_INFO): New.
15432 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15433 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15434 with a NULL DF_REF_INSN_INFO.
15435 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15437 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15438 DF_INSN_INFO_EQ_USES): New.
15439 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15440 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15441 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15442 * df-core.c: Update comment for above changes.
15443 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15444 DF_INSN_UID_* macros.
15445 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15446 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15447 insn rtx. Update all callers.
15448 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15449 df_ref_create_structure, df_insn_refs_collect): Likewise.
15450 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15451 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15452 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15453 macros to access the insn refs.
15454 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15455 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15456 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15457 for accessing the refs.
15458 (try_fwprop_subst): Likewise.
15459 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15460 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15461 for accessing the refs.
15462 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15463 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15464 to look at the insn refs.
15465 (record_uses): Likewise.
15466 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15468 (mark_artificial_uses): Don't mark_insn for artificial refs.
15469 (mark_reg_rependencies): Likewise.
15471 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15473 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15475 * configure: Regenerate.
15477 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15479 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15480 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15481 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15483 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15485 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15486 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15487 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15489 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15491 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15492 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15493 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15495 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15497 * tree-ssa-sccvn.c: Fix format of comments.
15499 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15501 * cgraph.c: Remove unneeded forward declarations of eq_node()
15504 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15506 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15508 (see_update_relevancy): Likewise.
15509 * fwprop.c (try_fwprop_subst): Likewise.
15510 * rtlanal.c (noop_move_p): Likewise.
15511 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15512 notes to non-existing libcall blocks.
15513 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15515 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15516 (dead_libcall_p): Remove.
15517 (delete_trivially_dead_insns): Don't use it.
15518 * web.c (union_defs): Remove comment about keeping nops.
15519 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15520 (compute_hash_table_work): Don't track libcall notes.
15521 (do_local_cprop): Don't take libcall pointers. Don't update
15523 (adjust_libcall_notes): Deleted.
15524 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15525 ever have existed in the first place).
15526 (replace_store_insn): Don't try to remove libcall notes.
15527 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15528 (resolve_reg_notes): Don't call them.
15529 (resolve_simple_move): Likewise.
15530 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15531 Don't remove REG_RETVAL notes.
15532 * emit-rtl.c (try_split): Don't update libcall notes.
15533 (emit_copy_of_insn_after): Dito.
15534 * cselib.c (cselib_current_insn_in_libcall): Remove.
15535 (cselib_process_insn): Don't set/clear it.
15536 (new_elt_loc_list): Don't record it.
15537 (cselib_init): Don't initialize it.
15538 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15539 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15541 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15542 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15543 (init_deps): Don't initialize it.
15544 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15545 * combine.c (delete_noop_moves): Don't update libcall notes.
15546 (can_combine_p): Remove now pointless #if 0 block.
15547 (try_combine): Remove another obsolete #if 0 block.
15548 (distribute_notes): Don't distribute libcall notes.
15549 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15550 * dce.c (libcall_dead_p): Remove.
15551 (delete_unmarked_insns): Don't handle libcall blocks.
15552 (preserve_libcall_for_dce): Remove.
15553 (prescan_insns_for_dce): Don't special-case libcall block insns.
15554 * reload1 (reload): Don't handle libcall notes.
15555 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15558 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15560 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15561 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15562 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15564 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15566 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15567 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15568 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15570 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15572 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15574 2008-06-16 Ira Rosen <irar@il.ibm.com>
15576 PR tree-optimization/36493
15577 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15578 the arguments list. Use VECTYPE to create vector pointer.
15579 (vectorizable_store): Fail if accesses through a pointer to vectype
15580 do not alias the original memory reference operands.
15581 Call vect_create_data_ref_ptr without the removed argument.
15582 (vectorizable_load): Likewise.
15583 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15586 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15589 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15590 reg_equiv_constant.
15592 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15594 * config/mips/loongson2ef.md: New file.
15595 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15596 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15597 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15598 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15599 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15601 (loongson2ef.md): New include.
15602 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15603 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15604 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15605 (loongson_gt_<mode>, loongson_extract_halfword)
15606 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15607 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15608 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15609 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15610 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15611 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15612 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15613 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15614 (vec_interleave_low<mode>): Define type attribute.
15615 * config/mips/mips.c (mips_ls2): New static variable.
15616 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15617 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15618 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15619 Implement target scheduling hooks.
15620 (mips_multipass_dfa_lookahead): Update to handle tuning for
15622 (mips_sched_init): Initialize data for Loongson scheduling.
15623 (mips_ls2_variable_issue): New static function.
15624 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15626 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15627 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15628 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15629 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15630 Handle ST Loongson 2E/2F cores.
15631 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15633 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15635 * omp-low.c (extract_omp_for_data): Fix comment typo.
15638 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15640 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15641 FIXME note about gcc/config.guess.
15642 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15643 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15644 * doc/cppopts.texi: Likewise.
15645 * doc/extend.texi: Likewise.
15646 * doc/gcc.texi: Likewise.
15647 * doc/gccint.texi: Likewise.
15648 * doc/gcov.texi: Likewise.
15649 * doc/gty.texi: Likewise.
15650 * doc/hostconfig.texi: Likewise.
15651 * doc/install.texi: Likewise.
15652 * doc/invoke.texi: Likewise.
15653 * doc/loop.texi: Likewise.
15654 * doc/makefile.texi: Likewise.
15655 * doc/md.texi: Likewise.
15656 * doc/passes.texi: Likewise.
15657 * doc/tm.texi: Likewise.
15658 * doc/tree-ssa.texi: Likewise.
15659 * doc/trouble.texi: Likewise.
15661 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15662 Nathan Sidwell <nathan@codesourcery.com>
15663 Maxim Kuvyrkov <maxim@codesourcery.com>
15664 Richard Sandiford <rdsandiford@googlemail.com>
15666 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15667 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15668 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15670 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15671 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15672 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15674 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15675 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15676 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15677 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15678 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15679 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15680 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15681 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15682 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15683 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15684 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15685 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15686 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15687 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15688 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15689 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15690 (mips_builtins): Add Loongson builtins.
15691 (mips_loongson_2ef_bdesc): New.
15692 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15693 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15694 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15695 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15697 (mips_expand_vector_init): New.
15698 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15699 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15701 * config/mips/mips.md: Add unspec numbers for Loongson
15702 builtins. Include loongson.md.
15703 (MOVE64): Include Loongson vector modes.
15704 (SPLITF): Include Loongson vector modes.
15705 (HALFMODE): Handle Loongson vector modes.
15706 * config/mips/loongson.md: New.
15707 * config/mips/loongson.h: New.
15708 * config.gcc: Add loongson.h header for mips*-*-* targets.
15709 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15711 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15713 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15714 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15715 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15716 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15717 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15718 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15719 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15720 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15721 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15722 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15723 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15724 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15725 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15726 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15727 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15728 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15729 Remove use_fixproto=yes.
15730 (ia64*-*-hpux*): Remove comment about using fixproto.
15731 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15733 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15735 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15737 * configure: Regenerate.
15739 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15741 PR middle-end/36520
15742 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15743 before evaluating it.
15745 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15748 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15749 nested inline functions.
15750 (start_decl, start_function): Don't invert DECL_EXTERNAL
15751 for nested inline functions.
15753 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15755 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15756 splits that must be made for correctness.
15758 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15760 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15761 (AVAIL_NON_MIPS16): Likewise.
15762 (mips_builtin_description): Replace target_flags with a predicate.
15763 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15764 (dspr2_32): New availability predicates.
15765 (MIPS_BUILTIN): New macro.
15766 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15767 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15768 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15769 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15770 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15771 (mips_dsp_32only_bdesc): Merge into...
15772 (mips_builtins): ...this new array.
15773 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15774 (mips_init_builtins): Update after above changes.
15775 (mips_expand_builtin_1): Merge into...
15776 (mips_expand_builtin): ...here and update after above changes.
15778 2008-06-12 Paul Brook <paul@codesourcery.com>
15780 * longlong.h (__arm__): Define count_leading_zeros.
15781 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15782 (clzsi2, clzdi2): New functions.
15783 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15784 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15785 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15786 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15787 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15788 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15789 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15790 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15791 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15792 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15794 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15796 * config/m68k/m68k.c (m68k_tune_flags): New.
15797 (override_options): Compute m68k_tune_flags.
15798 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15799 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15801 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15803 PR middle-end/36506
15804 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15806 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15808 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15809 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15811 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15813 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15814 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15816 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15818 PR middle-end/36506
15819 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15822 2008-06-12 Richard Guenther <rguenther@suse.de>
15824 PR tree-optimization/36345
15825 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15826 add memory_tag_needed flag.
15827 (may_alias_p): Declare.
15828 * tree-ssa-alias.c (may_alias_p): Export.
15829 (set_initial_properties): Use memory_tag_needed flag.
15830 (update_reference_counts): Likewise.
15831 (reset_alias_info): Reset memory_tag_needed flag.
15832 (create_name_tags): Check memory_tag_needed flag.
15833 (dump_points_to_info_for): Dump it.
15834 * tree-ssa-structalias.c (struct variable_info): Remove
15835 directly_dereferenced flag.
15836 (new_var_info): Do not initialize it.
15837 (process_constraint_1): Do not set it.
15838 (update_alias_info): Set is_dereferenced flag.
15839 (set_uids_in_ptset): Use may_alias_p.
15840 (set_used_smts): Check memory_tag_needed flag.
15841 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15842 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15843 memory_tag_needed flag.
15844 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15845 from broken design.
15847 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15849 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15850 red zone for w64 abi.
15851 (ix86_expand_prologue): Likewise.
15852 (ix86_force_to_memory): Likewise.
15853 (ix86_free_from_memory): Likewise.
15855 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15858 * config/rs6000/rs6000.c (rs6000_override_options): Set
15859 rs6000_isel conditionally to the absence of comand line override.
15860 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15861 Remove duplicate rs6000_isel setting.
15862 * config/rs6000/eabispe.h: Ditto.
15864 2008-06-11 Richard Guenther <rguenther@suse.de>
15866 * alias.c (get_alias_set): Use the element alias-set for arrays.
15867 (record_component_aliases): For arrays and vectors do nothing.
15868 * c-common.c (strict_aliasing_warning): Handle the cases
15869 of alias set zero explicitly.
15870 * Makefile.in (dfp.o-warn): Add -Wno-error.
15872 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15874 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15876 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15877 tune_32 tune_64 to supported_defaults. Allow values not
15878 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15879 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15880 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15881 with_cpu_64 to generic for 64-bit-supporting configurations, not
15882 with_cpu. Remove FIXMEs.
15883 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15884 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15885 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15886 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15887 arch_32 and arch_64.
15889 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15890 Olivier Hainque <hainque@adacore.com>
15892 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15893 Use DECL_SIZE_UNIT to retrieve the size of the field.
15895 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15897 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15898 with function calls after declarations. Lay out
15899 neon_float_type_node before further use.
15901 2008-06-11 Richard Guenther <rguenther@suse.de>
15903 * tree-flow.h (may_point_to_global_var): Declare.
15904 * tree-ssa-alias.c (may_point_to_global_var): New function.
15905 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15907 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15909 * configure.ac: Teach that fido supports .debug_line.
15910 * configure: Regenerate.
15912 2008-06-10 Tom Tromey <tromey@redhat.com>
15914 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15917 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15919 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15920 (encode_decimal64, decode_decimal64, encode_decimal128,
15921 decode_decimal128): Reverse order of 32-bit parts of value if host
15922 and target endianness differ.
15924 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15926 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15927 Avoid division by 0.
15928 (tree_mod_pow2_value_transform): Likewise.
15929 (tree_ic_transform): Likewise.
15930 (tree_stringops_transform): Likewise.
15931 (tree_mod_subtract_transform): Likewise.
15932 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15933 (copy_edges_for_bb): Likewise.
15934 (initialize_cfun): Likewise.
15936 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15938 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15939 nonmemory_operand. Add "N" operand constraint.
15941 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15942 (*jcc_btsi_mask): Ditto.
15943 (*jcc_btsi_mask_1): Ditto.
15945 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15947 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15948 TYPE_CANONICAL for copied element type.
15950 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15953 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15954 Add m_CORE2 and m_GENERIC.
15955 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15956 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15958 (*jcc_btdi_rex64): New instruction and split pattern.
15959 (*jcc_btsi): Ditto.
15960 (*jcc_btsi_1): Ditto.
15961 (*btsq): Fix Intel asm dialect operand order.
15965 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15967 PR middle-end/36447
15968 * simplify-rtx.c (simplify_subreg): Add check for shift count
15971 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15973 * doc/md.texi: Synchronize with later constraints.md change.
15974 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15975 with a C implementation.
15976 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15978 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15979 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15980 when moving to and from MD_REGNUM.
15981 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15982 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15983 Handle byte and halfword moves.
15984 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15986 * config/mips/constraints.md (h): Turn into NO_REGS.
15987 (l, x): Update documentation.
15988 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15989 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15990 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15991 (HILO): New mode iterator.
15993 (any_div): New code iterator.
15994 (u): Extend code attribute to div and udiv.
15995 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15996 d_operand in the splitters. Remove redundant CONST_INT checks.
15997 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15998 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15999 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16000 accordingly, using normal moves instead of unspecs to move LO into
16001 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16002 (<u>mulsidi3): Handle expansion in C code.
16003 (<u>mulsidi3_32bit_internal): Rename to...
16004 (<u>mulsidi3_32bit): ...this.
16005 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16006 (*<u>mulsidi3_64bit): Rename to...
16007 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16008 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16009 to set LO and HI to the multiplication result. Use a normal move
16010 for MFLO and an unspec for MFHI.
16011 (*<u>mulsidi3_64bit_parts): Replace with...
16012 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16013 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16014 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16015 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16016 instead of HI. Split the instruction into a separate multiplication
16017 and MFHI if !TARGET_FIX_R4000.
16018 (<su>muldi3_highpart): Likewise.
16019 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16020 and the "=h" clobber.
16021 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16022 (<u>mulditi3): New expander.
16023 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16024 (madsi): Remove "=h" clobber.
16025 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16026 Force the modulus result to be a GPR and split the instruction into
16027 a division followed by an MFHI after reload.
16028 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16029 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16030 the MIPS16 HIGH define_split.
16031 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16032 of acc<->gpr moves to "multi".
16033 (*movdi_64bit): Replace the single "x" alternative with
16034 alternatives for moving into and out of "a".
16035 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16036 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16037 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16038 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16039 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16040 (movti): New expander.
16041 (*movti, *movti_mips16): New insns.
16042 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16043 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16044 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16045 * config/mips/predicates.md (fpr_operand): Delete.
16046 (d_operand): New predicate.
16048 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16050 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16051 failure on some Bourne shells.
16052 (x86_64-*-*): Ditto.
16054 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16056 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16058 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16060 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16061 (sparc-sun-solaris2*): Likewise.
16063 2008-06-09 Arnaud Charlet <charlet@adacore.com
16065 * doc/install.texi: Update requirements to build the Ada compiler.
16067 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16069 * df-scan.c (struct df_scan_problem_data): Remove the
16070 mw_link_pool alloc pool.
16071 (df_scan_free_internal): Don't free it.
16072 (df_scan_alloc): Don't allocate it.
16073 * df.h (struct df_link): Update comment.
16075 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16077 * except.h: Correct checks for when SJLJ exceptions must be used.
16079 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16081 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16084 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16086 PR tree-optimization/36218
16087 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16088 configure for the build system.
16089 (BUILD_LDFLAGS): Define.
16090 * configure: Regenerate.
16091 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16093 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16096 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16097 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16098 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16100 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16102 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16104 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16106 * config.gcc (Obsolete configurations): Remove list of
16108 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16109 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16110 targets matched by those patterns.
16111 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16112 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16113 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16114 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16115 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16116 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16117 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16118 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16119 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16120 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16121 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16122 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16123 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16124 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16125 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16126 Make code for Solaris 7 and greater unconditional for Solaris.
16127 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16128 Remove --with-* handling.
16129 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16130 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16131 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16132 LINK_OS_WINDISS_SPEC): Remove.
16133 * config/rs6000/sysv4.opt (mwindiss): Remove.
16134 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16135 * configure: Regenerate.
16136 * doc/cpp.texi: Don't mention BeOS.
16137 * doc/extend.texi (interrupt): Don't mention MS1.
16138 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16139 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16140 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16141 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16142 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16144 * doc/invoke.texi (MT Options): Remove.
16145 (-mwindiss): Remove.
16146 (CRIS Options): Remove cris-axis-aout references.
16147 (HPPA Options): Don't mention hppa1.1-*-pro.
16148 * doc/md.texi: (MorphoTech family): Remove.
16149 * libgcc2.c: Don't handle UWIN.
16150 * config/alpha/t-unicosmk: Remove.
16151 * config/alpha/unicosmk.h: Remove.
16152 * config/arm/kaos-arm.h: Remove.
16153 * config/arm/kaos-strongarm.h: Remove.
16154 * config/arm/strongarm-coff.h: Remove.
16155 * config/arm/strongarm-elf.h: Remove.
16156 * config/arm/strongarm-pe.h: Remove.
16157 * config/arm/t-strongarm-pe: Remove.
16158 * config/arm/t-xscale-coff: Remove.
16159 * config/arm/t-xscale-elf: Remove.
16160 * config/arm/xscale-coff.h: Remove.
16161 * config/arm/xscale-elf.h: Remove.
16162 * config/chorus.h: Remove.
16163 * config/cris/aout.h: Remove.
16164 * config/cris/aout.opt: Remove.
16165 * config/cris/t-aout: Remove.
16166 * config/i386/beos-elf.h: Remove.
16167 * config/i386/kaos-i386.h: Remove.
16168 * config/i386/ptx4-i.h: Remove.
16169 * config/i386/sco5.h: Remove.
16170 * config/i386/sco5.opt: Remove.
16171 * config/i386/sysv4-cpp.h: Remove.
16172 * config/i386/sysv5.h: Remove.
16173 * config/i386/t-beos: Remove.
16174 * config/i386/t-sco5: Remove.
16175 * config/i386/t-uwin: Remove.
16176 * config/i386/uwin.asm: Remove.
16177 * config/i386/uwin.h: Remove.
16178 * config/kaos.h: Remove.
16179 * config/mips/windiss.h: Remove.
16180 * config/mt: Remove directory.
16181 * config/pa/pa-osf.h: Remove.
16182 * config/pa/pa-pro-end.h: Remove.
16183 * config/pa/t-pro: Remove.
16184 * config/ptx4.h: Remove.
16185 * config/rs6000/beos.h: Remove.
16186 * config/rs6000/kaos-ppc.h: Remove.
16187 * config/rs6000/t-beos: Remove.
16188 * config/rs6000/windiss.h: Remove.
16189 * config/sh/kaos-sh.h: Remove.
16190 * config/sol2-6.h: Remove.
16191 * config/sparc/sol26-sld.h: Remove.
16192 * config/sparc/sysv4-only.h: Remove.
16193 * config/vax/bsd.h: Remove.
16194 * config/vax/t-memfuncs: Remove.
16195 * config/vax/ultrix.h: Remove.
16196 * config/vax/vaxv.h: Remove.
16197 * config/windiss.h: Remove.
16199 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16201 PR rtl-optimization/36438
16202 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16203 for vector shifts with constant scalar shift operands.
16205 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16207 * doc/invoke.texi: Document -march=xlr.
16208 * config/mips/xlr.md: New file.
16209 * config/mips/mips.md: Include it.
16211 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16212 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16213 (mips_rtx_cost_data): Likewise.
16215 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16217 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16218 PRE_INC and PRE_DEC cases.
16220 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16222 PR rtl-optimization/36419
16223 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16224 the emitting jump insn.
16227 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16228 is not bool, boolify the whole *expr_p and convert to the desired type.
16230 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16232 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16233 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16234 Add omp_private_outer_ref hook, add another argument to
16235 omp_clause_default_ctor hook.
16236 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16237 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16238 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16239 hook_tree_tree_tree_tree_null.
16240 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16241 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16242 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16243 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16244 * tree.def (OMP_TASK): New tree code.
16245 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16246 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16247 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16248 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16249 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16250 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16251 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16252 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16253 (OMP_DIRECTIVE_P): Add OMP_TASK.
16254 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16255 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16256 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16257 and OMP_CLAUSE_UNTIED entries.
16258 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16260 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16261 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16262 * tree-pretty-print.c (dump_omp_clause): Handle
16263 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16264 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16265 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16266 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16267 warning about unsigned iterators. Change decl/init/cond/incr
16268 arguments to TREE_VECs, check arguments for all collapsed loops.
16269 (c_finish_omp_taskwait): New function.
16270 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16272 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16273 default_function_array_conversion on init. Add par_clauses argument.
16274 If decl is present in parallel's lastprivate clause, change it to
16275 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16276 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16277 collapse count in clauses.
16278 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16279 c_parser_omp_for_loop callers.
16280 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16281 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16282 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16283 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16285 (c_parser_omp_clause_schedule): Handle schedule(auto).
16286 Include correct location in the error message.
16287 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16288 and PRAGMA_OMP_CLAUSE_UNTIED.
16289 (OMP_TASK_CLAUSE_MASK): Define.
16290 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16291 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16292 * tree-nested.c (convert_nonlocal_omp_clauses,
16293 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16294 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16295 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16296 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16298 (conver_nonlocal_reference, convert_local_reference,
16299 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16300 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16301 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16302 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16303 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16304 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16305 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16306 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16307 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16309 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16310 * c-common.h (c_finish_omp_taskwait): New prototype.
16311 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16312 * tree-parloops.c (create_parallel_loop): Create 1 entry
16313 vectors for OMP_FOR_{INIT,COND,INCR}.
16314 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16315 (make_edges): Handle OMP_TASK.
16316 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16317 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16318 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16319 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16320 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16321 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16322 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16323 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16324 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16325 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16326 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16327 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16328 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16329 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16330 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16331 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16332 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16333 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16334 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16335 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16336 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16337 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16338 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16339 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16340 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16341 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16342 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16343 original iterator is present in lastprivate clause or if
16344 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16345 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16346 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16347 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16348 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16349 if it is set, lookup var in outer contexts too. Handle
16350 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16351 to be implicitly determined firstprivate for task regions.
16352 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16353 if it is set, lookup var in outer contexts too. Set
16354 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16355 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16356 OMP_CLAUSE_UNTIED. Take region_type as last argument
16357 instead of in_parallel and in_combined_parallel.
16358 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16360 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16361 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16362 (new_omp_context): Set default_kind to
16363 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16364 (omp_region_type): New enum.
16365 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16366 fields, add region_type.
16367 (new_omp_context): Take region_type as argument instead of is_parallel
16368 and is_combined_parallel.
16369 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16370 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16371 ctx->is_combined_parallel checks.
16372 (gimplify_omp_task): New function.
16373 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16375 * omp-low.c (extract_omp_for_data): Use schedule(static)
16376 for schedule(auto). Handle pointer and unsigned iterators.
16377 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16378 Add loops argument. Extract data for collapsed OMP_FOR loops.
16379 (expand_parallel_call): Assert sched_kind isn't auto,
16380 map runtime schedule to index 3.
16381 (struct omp_for_data_loop): New type.
16382 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16383 Add loop, loops, collapse and iter_type fields.
16384 (workshare_safe_to_combine_p): Disallow combined for if
16385 iter_type is unsigned long long. Don't combine collapse > 1 loops
16386 unless all bounds and steps are constant. Adjust extract_omp_for_data
16388 (expand_omp_for_generic): Handle pointer, unsigned and long long
16389 iterators. Handle collapsed OMP_FOR loops. Adjust
16390 for struct omp_for_data changes. If libgomp function doesn't return
16391 boolean_type_node, add comparison of the return value with 0.
16392 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16393 pointer, unsigned and long long iterators. Adjust for struct
16394 omp_for_data changes.
16395 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16396 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16397 unsigned long long. Allocate loops array, pass it to
16398 extract_omp_for_data. For collapse > 1 loops use always
16399 expand_omp_for_generic.
16400 (omp_context): Add sfield_map and srecord_type fields.
16401 (is_task_ctx, lookup_sfield): New functions.
16402 (use_pointer_for_field): Use is_task_ctx helper. Change first
16403 argument's type from const_tree to tree. Clarify comment.
16404 In OMP_TASK disallow copy-in/out sharing.
16405 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16406 (install_var_field): Add mask argument. Populate both record_type
16407 and srecord_type if needed.
16408 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16410 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16411 and DECL_FIELD_OFFSET.
16412 (scan_sharing_clauses): Adjust install_var_field callers. For
16413 firstprivate clauses on explicit tasks allocate the var by value in
16414 record_type unconditionally, rather than by reference.
16415 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16416 Use is_taskreg_ctx instead of is_parallel_ctx.
16417 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16418 (create_omp_child_function_name): Add task_copy argument, use
16419 *_omp_cpyfn* names if it is true.
16420 (create_omp_child_function): Add task_copy argument, if true create
16421 *_omp_cpyfn* helper function.
16422 (scan_omp_parallel): Adjust create_omp_child_function callers.
16423 Rename parallel_nesting_level to taskreg_nesting_level.
16424 (scan_omp_task): New function.
16425 (lower_rec_input_clauses): Don't run constructors for firstprivate
16426 explicit task vars which are initialized by *_omp_cpyfn*.
16427 Pass outer var ref to omp_clause_default_ctor hook if
16428 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16429 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16430 OMP_CLAUSE_REDUCTION_INIT.
16431 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16432 avoid duplicate setting of fields. Handle
16433 OMP_CLAUSE_PRIVATE_OUTER_REF.
16434 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16435 copy-out if TREE_READONLY, only copy-in.
16436 (expand_task_copyfn): New function.
16437 (expand_task_call): New function.
16438 (struct omp_taskcopy_context): New type.
16439 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16441 (lower_omp_parallel): Rename to...
16442 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16443 Call create_task_copyfn if srecord_type is needed. Adjust
16445 (task_shared_vars): New variable.
16446 (check_omp_nesting_restrictions): Warn if work-sharing,
16447 barrier, master or ordered region is closely nested inside OMP_TASK.
16448 Add warnings for barrier if closely nested inside of work-sharing,
16449 ordered, or master region.
16450 (scan_omp_1): Call check_omp_nesting_restrictions even for
16451 GOMP_barrier calls. Rename parallel_nesting_level to
16452 taskreg_nesting_level. Handle OMP_TASK.
16453 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16454 work-sharing construct, continue looking for them on parent parallel
16456 (lower_omp_for_lastprivate): Add lastprivate clauses
16457 to the beginning of dlist rather than end. Adjust for struct
16458 omp_for_data changes.
16459 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16460 not after it. Handle collapsed OMP_FOR loops, adjust for
16461 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16462 (get_ws_args_for): Adjust extract_omp_for_data caller.
16463 (scan_omp_for): Handle collapsed OMP_FOR
16464 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16465 (lower_omp_single_simple): If libgomp function doesn't return
16466 boolean_type_node, add comparison of the return value with 0.
16467 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16468 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16469 (parallel_nesting_level): Rename to...
16470 (taskreg_nesting_level): ... this.
16471 (is_taskreg_ctx): New function.
16472 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16473 of is_parallel_ctx.
16474 (execute_lower_omp): Rename parallel_nesting_level to
16475 taskreg_nesting_level.
16476 (expand_omp_parallel): Rename to...
16477 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16478 Call omp_task_call for OMP_TASK regions.
16479 (expand_omp): Adjust caller, handle OMP_TASK.
16480 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16482 * bitmap.c (bitmap_default_obstack_depth): New variable.
16483 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16484 if argument is NULL and bitmap_default_obstack is already initialized.
16485 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16487 * matrix-reorg.c (matrix_reorg): Likewise.
16489 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16491 * config/i386/i386.md (*indirect_jump): Macroize using P
16492 mode iterator. Remove !TARGET_64BIT from insn constraints.
16493 (*tablejump_1): Ditto.
16494 (*indirect_jump_rex64): Remove insn pattern.
16495 (*tablejump_1_rex64): Ditto.
16496 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16497 and eh_return_si insn patterns.
16499 2008-06-06 Richard Guenther <rguenther@suse.de>
16501 * tree-ssa-structalias.c (merge_smts_into): Remove.
16502 (find_what_p_points_to): Do not bother to compute the
16503 points-to set for pt_anything pointers.
16504 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16505 for pt_anything pointers is ok.
16507 2008-06-06 Jan Hubicka <jh@suse.cz>
16509 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16511 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16513 * cgraph.c: Fix typos in comments.
16514 (cgraph_availability_names): Fix string typo.
16515 * fold-const.c: Fix typos in comments.
16516 (fold_binary): Fix typo in warning.
16517 * genautomata.c: Fix typos in comments.
16518 (check_presence_pattern_sets): Fix typo in local variable.
16519 (output_description): Fix typo in output.
16520 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16521 * hwint.h: Likewise.
16522 * matrix-reorg.c (check_allocation_function): Likewise.
16523 * omega.c (smooth_weird_equations): Likewise.
16524 * auto-inc-dec.c: Fix typos in comments.
16525 * bb-reorder.c: Likewise.
16526 * builtins.c: Likewise.
16527 * c-common.c: Likewise.
16528 * c-cppbuiltin.c: Likewise.
16529 * c-parser.c: Likewise.
16530 * c-pretty-print.c: Likewise.
16531 * cfgcleanup.c: Likewise.
16532 * cfgexpand.c: Likewise.
16533 * cfghooks.c: Likewise.
16534 * cfglayout.c: Likewise.
16535 * cfgloopmanip.c: Likewise.
16536 * cgraphunit.c: Likewise.
16537 * coverage.c: Likewise.
16538 * dbxout.c: Likewise.
16539 * df-byte-scan.c: Likewise.
16540 * df-core.c: Likewise.
16541 * df-problems.c: Likewise.
16542 * df-scan.c: Likewise.
16544 * dominance.c: Likewise.
16545 * domwalk.c: Likewise.
16547 * dwarf2out.c: Likewise.
16548 * emit-rtl.c: Likewise.
16549 * et-forest.c: Likewise.
16550 * function.c: Likewise.
16551 * function.h: Likewise.
16553 * gcov-io.c: Likewise.
16554 * gcov.c: Likewise.
16555 * gcse.c: Likewise.
16556 * genattrtab.c: Likewise.
16557 * ggc-page.c: Likewise.
16558 * gimplify.c: Likewise.
16559 * gthr-lynx.h: Likewise.
16560 * haifa-sched.c: Likewise.
16561 * ipa-cp.c: Likewise.
16562 * ipa-inline.c: Likewise.
16563 * ipa-prop.h: Likewise.
16564 * ipa-pure-const.c: Likewise.
16565 * ipa-struct-reorg.c: Likewise.
16566 * ipa-struct-reorg.h: Likewise.
16567 * ipa-type-escape.c: Likewise.
16569 * loop-doloop.c: Likewise.
16570 * mips-tfile.c: Likewise.
16571 * mkmap-flat.awk: Likewise.
16572 * mkmap-symver.awk: Likewise.
16573 * modulo-sched.c: Likewise.
16574 * omp-low.c: Likewise.
16575 * optabs.c: Likewise.
16576 * optabs.h: Likewise.
16577 * opts.c: Likewise.
16578 * passes.c: Likewise.
16579 * postreload-gcse.c: Likewise.
16580 * postreload.c: Likewise.
16581 * predict.c: Likewise.
16582 * pretty-print.h: Likewise.
16583 * profile.c: Likewise.
16584 * protoize.c: Likewise.
16585 * ra-conflict.c: Likewise.
16586 * real.c: Likewise.
16587 * recog.c: Likewise.
16588 * regclass.c: Likewise.
16589 * regs.h: Likewise.
16590 * reload.c: Likewise.
16591 * rtl-error.c: Likewise.
16592 * rtlanal.c: Likewise.
16593 * scan.h: Likewise.
16594 * sched-rgn.c: Likewise.
16596 * stmt.c: Likewise.
16597 * target.h: Likewise.
16598 * tree-dfa.c: Likewise.
16599 * tree-eh.c: Likewise.
16600 * tree-flow-inline.h: Likewise.
16601 * tree-inline.c: Likewise.
16602 * tree-into-ssa.c: Likewise.
16603 * tree-loop-distribution.c: Likewise.
16604 * tree-nested.c: Likewise.
16605 * tree-parloops.c: Likewise.
16606 * tree-pass.h: Likewise.
16607 * tree-pretty-print.c: Likewise.
16608 * tree-profile.c: Likewise.
16609 * tree-scalar-evolution.c: Likewise.
16610 * tree-sra.c: Likewise.
16611 * tree-ssa-alias-warnings.c: Likewise.
16612 * tree-ssa-ccp.c: Likewise.
16613 * tree-ssa-coalesce.c: Likewise.
16614 * tree-ssa-dom.c: Likewise.
16615 * tree-ssa-dse.c: Likewise.
16616 * tree-ssa-forwprop.c: Likewise.
16617 * tree-ssa-live.c: Likewise.
16618 * tree-ssa-live.h: Likewise.
16619 * tree-ssa-loop-im.c: Likewise.
16620 * tree-ssa-loop-ivopts.c: Likewise.
16621 * tree-ssa-loop-niter.c: Likewise.
16622 * tree-ssa-loop-prefetch.c: Likewise.
16623 * tree-ssa-phiopt.c: Likewise.
16624 * tree-ssa-phiprop.c: Likewise.
16625 * tree-ssa-sccvn.c: Likewise.
16626 * tree-ssa-ter.c: Likewise.
16627 * tree-ssa-threadupdate.c: Likewise.
16628 * tree-ssa.c: Likewise.
16629 * tree-vect-analyze.c: Likewise.
16630 * tree-vect-transform.c: Likewise.
16631 * tree-vectorizer.c: Likewise.
16632 * tree-vn.c: Likewise.
16633 * tree-vrp.c: Likewise.
16634 * tree.c: Likewise.
16635 * tree.def: Likewise.
16636 * tree.h: Likewise.
16637 * unwind-dw2-fde.c: Likewise.
16638 * unwind.inc: Likewise.
16639 * value-prof.c: Likewise.
16640 * vmsdbgout.c: Likewise.
16642 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16644 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16645 always place FP constants in the TOC for TARGET_POWERPC64.
16646 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16648 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16650 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16651 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16652 enable for TARGET_E500_DOUBLE.
16653 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16654 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16655 floating-point modes like integer modes for E500 double.
16656 (rs6000_legitimate_offset_address_p): Likewise.
16657 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16658 addressing for DDmode for E500 double.
16659 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16660 modes as using 64-bits of registers for E500 double.
16661 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16662 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16663 specially for E500 double.
16664 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16665 TDmode for E500 double.
16666 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16667 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16668 (rs6000_split_multireg_move): Do not handle TDmode specially for
16670 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16671 using 64-bit registers for E500 double.
16672 (emit_frame_save): Do not handle DDmode specially for E500 double.
16673 (gen_frame_mem_offset): Likewise.
16674 (rs6000_function_value): Do not call spe_build_register_parallel
16675 for DDmode or TDmode.
16676 (rs6000_libcall_value): Likewise.
16677 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16678 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16681 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16683 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16686 2008-06-04 Junjie Gu <jgu@tensilica.com>
16688 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16689 comparison for frame pointers.
16691 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16694 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16696 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16699 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16700 register is already smaller or equal to required mode.
16702 2008-06-04 Xinliang David Li <davidxl@google.com>
16704 * tree-call-cdce.c: New file.
16705 (cond_dead_built_in_calls): New static variable.
16706 (input_domain): New struct.
16707 (check_pow): New function.
16708 (check_builtin_call): Ditto.
16709 (check_target_format): Ditto.
16710 (is_call_dce_candidate): Ditto.
16711 (gen_one_condition): Ditto.
16712 (gen_conditions_for_domain): Ditto.
16713 (get_domain): Ditto.
16714 (gen_conditions_for_pow_cst_base): Ditto.
16715 (gen_conditions_for_pow_int_base): Ditto.
16716 (gen_conditions_for_pow): Ditto.
16717 (get_no_error_domain): Ditto.
16718 (gen_shrink_wrap_conditions): Ditto.
16719 (shrink_wrap_one_built_in_call): Ditto.
16720 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16721 (tree_call_cdce): Ditto.
16722 (gate_call_cdce): Ditto.
16723 (pass_call_cdce): New gimple pass.
16724 * passes.c: (init_optimization_passes): New pass.
16725 * tree-pass.h: New pass declaration.
16726 * opts.c (decode_options): New flag setting.
16727 * common.opt: Add -ftree-builtin-call-dce flag.
16728 * Makefile.in: Add new source file.
16729 * tempvar.def: New tv_id.
16730 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16732 2008-06-04 Richard Guenther <rguenther@suse.de>
16734 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16735 (is_call_clobbered): Always check var_ann->call_clobbered.
16736 (mark_call_clobbered): Always set var_ann->call_clobbered.
16737 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16738 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16739 (reset_alias_info): Clear call clobbering info on MTAGs and
16741 (set_pt_anything): Set pt_global_mem.
16742 (create_tag_raw): Adjust comment.
16743 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16745 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16746 Maxim Kuvyrkov <maxim@codesourcery.com>
16748 * config/m68k/m68k.opt (mxgot): New option.
16749 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16750 (m68k_output_addr_const_extra): New.
16751 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16752 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16753 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16754 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16756 2008-06-04 Richard Guenther <rguenther@suse.de>
16758 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16759 negative or non-representable offsets.
16761 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16763 * config/i386/i386.c (ix86_gen_leave): New.
16764 (ix86_gen_pop1): Likewise.
16765 (ix86_gen_add3): Likewise.
16766 (ix86_gen_sub3): Likewise.
16767 (ix86_gen_sub3_carry): Likewise.
16768 (ix86_gen_one_cmpl2): Likewise.
16769 (ix86_gen_monitor): Likewise.
16770 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16771 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16772 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16773 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16774 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16775 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16776 (ix86_expand_epilogue): Updated.
16777 (print_operand): Handle integer register operand for 'z'.
16778 (ix86_expand_strlensi_unroll_1): Likewise.
16779 (ix86_expand_strlen): Likewise.
16780 (ix86_expand_builtin): Likewise.
16781 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16782 mov{q}/mov{l} and add{q}/add{l}.
16784 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16786 * config/i386/i386.md (P): New mode iterator.
16787 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16788 using P mode iterator.
16789 (DFmode push_operand splitter): Ditto.
16790 (XFmode push_operand splitter): Ditto.
16791 (DFmode float_extend SFmode push_operand splitter): Ditto.
16792 (XFmode float_extend SFmode push_operand splitter): Do not generate
16793 SImode pushes for 64bit target. Macroize Dimode and SImode
16794 pushes using P mode iterator.
16795 (XFmode float_extend DFmode push_operand splitter): Ditto.
16797 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16799 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16800 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16801 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16802 return type to int.
16803 (ix86_call_abi_override): Remove check for call_used_regs.
16805 2008-06-03 Richard Guenther <rguenther@suse.de>
16807 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16808 for the lhs of calls if the return type contains pointers.
16810 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16812 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16813 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16814 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16815 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16816 of cfun and DEFAULT_ABI to deceide abi mode.
16817 (DEFAULT_ABI): New.
16818 (REG_PARM_STACK_SPACE): Removed.
16819 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16820 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16821 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16822 (ix86_function_abi): Likewise.
16823 (ix86_function_type_abi): Likewise.
16824 (ix86_call_abi_override): Likewise.
16825 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16826 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16827 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16828 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16830 (X86_64_REGPARM_MAX): New.
16831 (X86_64_SSE_REGPARM_MAX): New.
16832 (X64_REGPARM_MAX): New.
16833 (X64_SSE_REGPARM_MAX): New.
16834 (X86_32_REGPARM_MAX): New.
16835 (X86_32_SSE_REGPARM_MAX): New.
16836 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16837 (ix86_function_regparm): Handle user calling abi.
16838 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16839 by DEFAULT_ABI versus SYSV_ABI check.
16840 (ix86_reg_parm_stack_space): New.
16841 (ix86_function_type_abi): New.
16842 (ix86_call_abi_override): New.
16843 (ix86_function_abi): New.
16844 (ix86_cfun_abi): New.
16845 (init_cumulative_args): Call abi specific initialization.
16846 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16847 (function_arg_64): Extend SSE_REGPARM_MAX check.
16848 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16849 (ix86_pass_by_reference): Likewise.
16850 (ix86_function_value_regno_p): Likewise.
16851 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16852 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16853 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16854 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16855 (setup_incoming_varargs_64): Adjust regparm for call abi.
16856 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16857 (ix86_va_start): Likewise.
16858 (ix86_gimplify_va_arg): Likewise.
16859 (ix86_expand_prologue): Likewise.
16860 (output_pic_addr_const): Likewise.
16861 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16862 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16863 (x86_output_mi_thunk): Likewise.
16864 (x86_function_profiler): Likewise.
16865 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16866 (SYSV_ABI, MS_ABI): New constants.
16867 (DEFAULT_ABI): New.
16868 (init_regs): Add prototype of function in regclass.c file.
16869 (OVERRIDE_ABI_FORMAT): New.
16870 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16871 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16872 (OUTGOING_REG_PARM_STACK_SPACE): New.
16873 (ix86_reg_parm_stack_space): New prototype.
16874 (CUMULATIVE_ARGS): Add call_abi member.
16875 (machine_function): Add call_abi member.
16876 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16877 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16879 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16882 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16883 (avr_builtin_setjmp_frame_value): New function.
16884 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16885 (nonlocal_goto): Define.
16887 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16889 * config/mips/mips.c (mips_emit_loadgp): Return early if
16890 there is nothing do to, otherwise emit a blockage if
16891 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16892 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16894 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16896 * configure.ac: Drop unneeded backslash ending up in config.in.
16897 * acinclude.m4: Likewise.
16898 * config.in: Regenerate.
16900 2008-05-26 Jan Hubicka <jh@suse.cz>
16902 * predict.c (maybe_hot_frequency_p): Break out of...
16903 (maybe_hot_bb_p): ... here.
16904 (maybe_hot_edge_p): New.
16905 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16906 * basic-block.h (maybe_hot_edge_p): Declare.
16908 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16910 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16911 (*cmpfp_<mode>_cc): Ditto.
16912 (*fp_jcc_8<mode>_387): Ditto.
16913 (*fop_<MODEF:mode>_2_i387): Ditto.
16914 (*fop_<MODEF:mode>_3_i387): Ditto.
16915 (*fop_xf_2_i387): Ditto.
16916 (*fop_xf_3_i387): Ditto.
16918 2008-06-02 Tomas Bily <tbily@suse.cz>
16920 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16922 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16924 * config/mips/mips.c (mips_valid_offset_p): New function.
16925 (mips_valid_lo_sum_p): Likewise.
16926 (mips_classify_address): Use them.
16927 (mips_force_address): New function.
16928 (mips_legitimize_address): Use it.
16929 * config/mips/mips.md (MOVE128): New mode iterator.
16930 (movtf): Require TARGET_64BIT. Remove empty strings.
16931 (*movtf_internal): Rename to...
16932 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16933 of "R" and use {,fp}{load,store} attributes instead of "multi".
16934 Use a separate define_split.
16935 (*movtf_mips16): New pattern.
16937 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16939 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16940 * config/mips/mips.c (mips_expand_before_return): New function.
16941 (mips_expand_epilogue): Call it.
16942 * config/mips/mips.md (return): Turn into a define_expand.
16943 (*return): New insn.
16945 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16947 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16948 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16949 functions. Do not emit uses and clobbers of CONCATs; individually
16950 use and clobber their operands.
16951 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16952 gen_clobber, emit_use and gen_use.
16953 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16954 (expand_builtin_return): Likewise.
16955 * cfgbuild.c (count_basic_blocks): Likewise.
16956 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16957 * explow.c (emit_stack_restore): Likewise.
16958 * expmed.c (extract_bit_field_1): Likewise.
16959 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16960 (emit_move_multi_word, store_constructor): Likewise.
16961 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16962 (thread_prologue_and_epilogue_insns): Likewise.
16963 * lower-subreg.c (resolve_simple_move): Likewise.
16964 * optabs.c (widen_operand, expand_binop): Likewise.
16965 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16966 * reload.c (find_reloads): Likewise.
16967 * reload1.c (eliminate_regs_in_insn): Likewise.
16968 * stmt.c (expand_nl_goto_receiver): Likewise.
16969 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16970 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16971 * config/arm/arm.c (arm_load_pic_register): Likewise.
16972 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16973 * config/arm/arm.md (untyped_return): Likewise.
16974 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16975 * config/avr/avr.c (expand_prologue): Likewise.
16976 * config/bfin/bfin.c (do_unlink): Likewise.
16977 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16978 * config/cris/cris.c (cris_expand_prologue): Likewise.
16979 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16980 (machopic_legitimize_pic_address): Likewise.
16981 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16982 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16983 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16984 (ix86_expand_convert_uns_didf_sse): Likewise.
16985 (ix86_expand_vector_init_general): Likewise.
16986 * config/ia64/ia64.md (eh_epilogue): Likewise.
16987 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16988 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16989 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16990 (config/iq2000/iq2000.c): Likewise.
16991 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16992 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16993 (builtin_longjmp): Likewise.
16994 * config/mn10300/mn10300.md (call, call_value): Likewise.
16995 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16996 * config/pdp11/pdp11.md (abshi2): Likewise.
16997 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16998 * config/s390/s390.c (s390_emit_prologue): Likewise.
16999 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17000 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17001 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17002 * config/sh/sh.c (prepare_move_operands): Likewise.
17003 (output_stack_adjust, sh_expand_epilogue): Likewise.
17004 (sh_set_return_address, sh_expand_t_scc): Likewise.
17005 * config/sparc/sparc.c (load_pic_register): Likewise.
17006 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17007 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17008 * config/v850/v850.c (expand_epilogue): Likewise.
17010 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17012 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17013 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17014 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17015 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17016 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17017 stack pointer register.
17018 (output_movhi): Remove code for interrupt specific writing to the
17019 stack pointer register.
17021 2008-05-31 Richard Guenther <rguenther@suse.de>
17023 PR tree-optimization/34244
17024 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17025 (tree_expr_nonzero_warnv_p): Likewise.
17026 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17027 ssa_name_nonnegative_p.
17028 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17029 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17030 not tree_expr_nonzero_warnv_p.
17032 PR tree-optimization/36262
17034 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17036 PR tree-optimization/34244
17037 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17038 (record_numbers_of_iterations): New function.
17039 (execute_vrp): Cache the numbers of iterations of loops.
17040 * tree-scalar-evolution.c (scev_reset_except_niters):
17042 (scev_reset): Use scev_reset_except_niters.
17043 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17045 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17047 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17048 __WORKAROUND_RETS when appropriate.
17050 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17052 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17053 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17055 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17056 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17057 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17058 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17059 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17060 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17061 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17062 *fop_df_1_sse insn patterns using MODEF mode iterator.
17063 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17064 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17065 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17066 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17067 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17068 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17069 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17070 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17071 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17072 (*fop_xf_5_i387): Ditto.
17073 (*fop_xf_6_i387): Ditto.
17075 2008-05-30 Richard Guenther <rguenther@suse.de>
17077 * builtins.c (build_string_literal): Avoid generating
17078 a non-gimple_val result.
17080 2008-05-30 DJ Delorie <dj@redhat.com>
17082 * exec-tool.in: Use an environment variable (private) instead of a
17083 file (shared) as a semaphore, so as to not break parallel builds.
17085 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17087 * optabs.c (maybe_encapsulate_block): Remove.
17088 (emit_libcall_block): Adjust accordingly.
17089 * optabs.h (maybe_encapsulate_block): Remove prototype.
17091 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17092 Don't use maybe_encapsulate_block.
17094 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17096 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17097 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17098 rtx is a SYMBOL_REF before calling get_pool_constant.
17100 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17102 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17104 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17106 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17107 rather than OS names to choose INO_T_EQ definition.
17108 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17109 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17111 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17114 * config/darwin-f.c: New.
17115 * config/t-darwin: Added rule to build darwin-f.o.
17116 * config.gcc: Defined new variable, fortran_target_objs.
17117 (*-*-darwin*): Set fortran_target_objs.
17118 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17119 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17120 * configure: Regenerated.
17122 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17125 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17126 canonical type if needed.
17128 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17130 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17132 2008-05-29 Richard Guenther <rguenther@suse.de>
17134 PR tree-optimization/36343
17135 PR tree-optimization/36346
17136 PR tree-optimization/36347
17137 * tree-flow.h (clobber_what_p_points_to): Declare.
17138 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17139 pointed-to variable is dereferenced is irrelevant to whether
17140 the pointer can access the pointed-to variable.
17141 (clobber_what_p_points_to): New function.
17142 * tree-ssa-alias.c (set_initial_properties): Use it.
17143 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17144 call clobber check for NMTs.
17146 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17148 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17149 for printing gcov_type.
17151 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17153 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17154 and the eh region information.
17155 * value-prof.c (gimple_move_stmt_histograms): New function.
17156 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17158 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17160 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17162 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17164 * value-prof.c (tree_ic_transform): Print counts.
17165 * tree-profile.c (tree_gen_ic_func_profiler):
17166 Clear __gcov_indreict_call_callee variable to avoid misattribution
17169 2008-05-28 Rafael Espíndola <espindola@google.com>
17171 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17174 2008-05-28 Richard Guenther <rguenther@suse.de>
17176 PR tree-optimization/36339
17177 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17178 and clobbering code out of the loop.
17180 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17182 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17185 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17186 s390_contiguous_bitmask_p, s390_symref_operand_p,
17187 s390_check_symref_alignment, s390_reload_larl_operand,
17188 s390_reload_symref_address): New functions.
17189 (s390_branch_condition_mnemonic): Support compare and branch
17191 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17192 and 'W' constraints.
17193 (s390_secondary_reload): Add secondary reloads for unaligned
17194 symbol refs or symbol refs to floating point or QI/TI mode
17196 (legitimate_address_p): Accept symbol references as addresses.
17197 (s390_expand_insv): Use rotate and insert selected bits
17198 instruction for insv when building for z10.
17199 (print_operand_address): Handle symbol ref addresses.
17200 (print_operand): Output modifier 'c' added for signed byte values.
17201 (s390_encode_section_info): Mark symbol refs with
17202 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17204 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17205 (length attribute): RRF, RRR have 4 byte length.
17206 (FPALL, INTALL): New mode iterators added.
17207 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17208 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17209 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17210 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17211 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17212 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17213 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17214 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17216 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17217 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17218 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17219 reload<INTALL:mode><P:mode>_toreg_z10,
17220 reload<FPALL:mode><P:mode>_tomem_z10,
17221 reload<FPALL:mode><P:mode>_toreg_z10,
17222 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17223 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17224 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17225 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17227 (movmem, clrmem, cmpmem): New splitters added.
17229 * config/s390/predicates.md (larl_operand): Use
17230 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17231 SYMBOL_REF_ALIGN1_P.
17232 (s390_signed_integer_comparison,
17233 s390_unsigned_integer_comparison): New predicates.
17235 * config/s390/s390-protos.h (s390_check_symref_alignment,
17236 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17237 s390_reload_symref_address,
17238 s390_compare_and_branch_condition_mask): Prototypes added.
17240 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17241 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17242 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17244 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17246 * config/s390/s390.c (z10_cost): New cost function for z10.
17247 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17248 (s390_issue_rate): Adjust issue rate for z10.
17249 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17250 (processor_flags): Add PF_Z10.
17251 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17252 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17253 * gcc/config.gcc: Add z10.
17255 2008-05-28 Richard Guenther <rguenther@suse.de>
17257 PR tree-optimization/36291
17258 * tree-flow. h (struct gimple_df): Remove var_anns member.
17259 * tree-flow-inline.h (gimple_var_anns): Remove.
17260 (var_ann): Simplify.
17261 * tree-dfa.c (create_var_ann): Simplify.
17262 (remove_referenced_var): Clear alias info from var_anns of globals.
17263 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17264 (delete_tree_ssa): Clear alias info from var_anns of globals.
17265 Do not free var_anns.
17266 (var_ann_eq): Remove.
17267 (var_ann_hash): Likewise.
17269 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17271 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17272 and loongson2f entries.
17273 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17274 * config/mips/mips.h (processor_type): Add Loongson-2E
17275 and Loongson-2F entries.
17276 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17277 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17278 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17279 * doc/invoke.texi (MIPS Options): Document loongson2e
17280 and loongson2f processor names.
17282 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17286 * config/i386/i386.c (ix86_function_arg_boundary): Use
17287 alignment of canonical type.
17288 (ix86_expand_vector_move): Check unaligned memory access for
17291 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17293 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17294 Moved to the front of file.
17296 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17297 H.J. Lu <hongjiu.lu@intel.com>
17299 * dwarf2out.c (current_fde): New.
17301 (lookup_cfa:): Likewise.
17302 (dwarf2out_end_epilogue): Likewise.
17303 (dwarf2out_note_section_used): Likewise.
17305 2008-05-27 Michael Matz <matz@suse.de>
17308 * c.opt (Wenum-compare): New warning option.
17309 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17311 2008-05-27 Michael Matz <matz@suse.de>
17313 PR middle-end/36326
17314 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17316 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17317 into memory as tail calls.
17319 2008-05-27 Richard Guenther <rguenther@suse.de>
17321 PR tree-optimization/36339
17322 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17323 pointers cause all addressable variables to be call clobbered.
17325 2008-05-27 Richard Guenther <rguenther@suse.de>
17327 PR tree-optimization/36245
17328 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17330 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17332 * config/s390/s390.md: Replace all occurences of the 'm'
17333 constraint with 'RT'.
17335 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17337 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17339 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17341 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17342 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17343 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17345 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17347 * reload.c: (find_reloads): Skip alternatives according to the
17348 "enabled" attribute. Constify the constraint variable.
17349 * recog.c (get_attr_enabled): Add default implementation.
17350 (extract_insn): Set the alternative_enabled_p array
17351 in the recog_data struct.
17352 (preprocess_constraints, constrain_operands): Skip
17353 alternatives according to the "enabled" attribute
17354 * recog.h (struct recog_data): New field alternative_enabled_p.
17355 (skip_alternative): New inline function.
17356 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17357 (record_reg_classes): Skip alternative according to the
17358 "enabled" attribute.
17360 * doc/md.texi: Add documention for the "enabled" attribute.
17362 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17364 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17365 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17366 constraint with TARGET_MEM_CONSTRAINT.
17367 * recog.c (asm_operand_ok, preprocess_constraints,
17368 constrain_operands): Likewise.
17369 * regclass.c (record_reg_classes): Likewise.
17370 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17371 * reload1.c (maybe_fix_stack_asms): Likewise.
17372 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17373 * recog.h: Adjust comment.
17374 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17375 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17376 * doc/md.texi: Add a note to description of 'm' constraint.
17377 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17379 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17381 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17382 that the bitfield is of integral type before testing its precision.
17384 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17385 Sa Liu <saliu@de.ibm.com>
17387 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17388 __modti3, __udivti3, __umodti3 and __udivmodti4.
17389 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17390 that implement TImode mul and div functions.
17391 * config/spu/multi3.c: New. Implement __multi3.
17392 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17393 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17396 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17398 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17399 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17400 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17401 tls_sysv_suffix): New mode and mode attribute iterators.
17402 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17403 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17404 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17405 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17406 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17409 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17411 PR tree-optimization/36329
17412 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17413 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17414 * cgraphbuild.c (initialize_inline_failed): Use the latter
17415 macro in lieu of the former.
17416 * ipa-inline.c (cgraph_mark_inline): Likewise.
17417 (cgraph_decide_inlining_of_small_function): Likewise.
17418 (cgraph_decide_inlining): Likewise.
17419 (cgraph_decide_inlining_incrementally): Likewise.
17421 2008-05-26 Tristan Gingold <gingold@adacore.com>
17422 Anatoly Sokolov <aesok@post.ru>
17424 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17425 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17426 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17427 optimization for 'avr6' architecture.
17429 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17432 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17434 2008-05-26 Richard Guenther <rguenther@suse.de>
17436 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17437 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17439 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17441 PR middle-end/36253
17442 * caller-save.c (insert_restore): Verify alignment of spill space.
17443 (insert_save): Likewise.
17444 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17445 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17446 (STACK_SLOT_ALIGNMENT): Likewise.
17447 * function.c (LOCAL_ALIGNMENT): Removed.
17448 (get_stack_local_alignment): New.
17449 (assign_stack_local): Use it. Set alignment on stack slot.
17450 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17451 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17452 (STACK_SLOT_ALIGNMENT): New.
17453 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17454 stack slot in XFmode.
17456 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17458 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17461 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17462 argument operand in rax isn't removed.
17464 2008-05-26 Richard Guenther <rguenther@suse.de>
17466 PR middle-end/36300
17467 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17468 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17470 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17473 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17475 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17477 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17478 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17480 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17482 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17483 build a trampoline if we don't want one.
17484 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17485 return zero for nested functions if we don't want a trampoline.
17487 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17489 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17491 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17494 * c.opt: Removed undocumented option '-lang-fortran'.
17495 * c-common.h: Removed global variable 'lang_fortran'.
17496 * c-opts.c (c_common_handle_option): Removed code to handle
17497 option '-lang-fortran'. Updated includes.
17498 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17499 definition of '__GFORTRAN__'.
17500 (define__GNUC__): Reimplemented to use BASEVER and
17501 cpp_define_formatted.
17502 (builtin_define_with_value_n): Removed.
17503 * c-incpath.h: Renamed to ...
17504 * incpath.h: ... this.
17505 * c-incpath.c: Renamed to ...
17506 * incpath.c: ... this. Updated includes.
17507 * fix-header.c: Updated includes.
17508 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17509 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17510 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17512 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17514 * tree.h: Update the table of flags used on tree nodes.
17515 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17516 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17517 (FORCED_LABEL): Add access check.
17518 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17519 (ASM_INPUT_P): Likewise.
17520 (ASM_VOLATILE_P): Likewise.
17521 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17522 (OMP_SECTION_LAST): Access private_flag directly.
17523 (OMP_RETURN_NOWAIT): Likewise.
17524 (OMP_PARALLEL_COMBINED): Likewise.
17525 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17526 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17527 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17528 deprecated_flag directly.
17530 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17532 * final.c (frame_pointer_needed): Removed.
17533 * flags.h (frame_pointer_needed): Likewise.
17535 * function.h (rtl_data): Add frame_pointer_needed.
17536 (frame_pointer_needed): New.
17538 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17540 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17542 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17544 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17547 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17549 * c-common.c (strip_array_types): Move function to..
17551 (get_inner_array_type): Delete.
17552 * c-common.h (strip_array_types): Move declaration to..
17554 (get_inner_array_type): Delete.
17555 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17556 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17557 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17558 * config/pa/pa.c (emit_move_sequence): Likewise.
17560 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17562 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17565 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17567 * function.c: Include target hook for nonlocal_goto frame value.
17569 2008-05-24 Richard Guenther <rguenther@suse.de>
17571 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17572 variable can be only accessed through a pointer or a union.
17574 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17576 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17577 * doc/extend.texi: Likewise.
17579 2008-05-23 DJ Delorie <dj@redhat.com>
17581 * config/m32c/jump.md (untyped_call): Add.
17583 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17584 for A24 to PSImode.
17585 (m32c_address_cost): Detail costs for indirect offsets.
17587 2008-05-23 Rafael Espíndola <espindola@google.com>
17589 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17590 if a node is a SUBREG.
17591 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17594 2008-05-23 Paul Brook <paul@codesourcery.com>
17595 Carlos O'Donell <carlos@codesourcery.com>
17597 * doc/extend.texi: Clarify use of __attribute__((naked)).
17598 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17599 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17600 * function.c (use_register_for_decl): Use
17601 targetm.calls.allocate_stack_slots_for_args.
17602 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17603 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17604 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17606 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17608 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17610 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17612 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17613 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17614 is only rounded once.
17616 2008-05-23 Richard Guenther <rguenther@suse.de>
17618 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17620 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17621 Jakub Jelinek <jakub@redhat.com>
17624 * configure.ac: Handle --enable-cld.
17625 * configure: Regenerated.
17626 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17627 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17628 (ix86_current_function_needs_cld): New define.
17629 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17630 (cld): New isns pattern.
17631 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17632 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17633 * config/i386/i386.opt (mcld): New option.
17634 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17635 TARGET_CLD and ix86_current_function_needs_cld.
17636 (override_options): Use -mcld by default for 32-bit code if
17639 * doc/install.texi (Options specification): Document --enable-cld.
17640 * doc/invoke.texi (Machine Dependent Options)
17641 [i386 and x86-64 Options]: Add -mcld option.
17642 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17644 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17645 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17646 (return_in_memory_64): Likewise.
17647 (return_in_memory_ms_64): Likewise.
17649 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17651 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17652 * builtins.c (fold_builtin_fpclassify): New.
17653 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17654 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17655 * c-common.c (handle_type_generic_attribute): Adjust to accept
17656 fixed arguments before an elipsis.
17657 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17658 * doc/extend.texi: Document __builtin_fpclassify.
17660 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17662 * omp-low.c (gate_expand_omp_ssa): Remove.
17663 (pass_expand_omp_ssa): Remove.
17664 (gate_expand_omp): Do not check for flag_openmp_ssa.
17665 * common.opt (-fopenmp-ssa): Remove.
17666 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17668 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17670 * config/sh/sh.opt (mfixed-range): New option.
17671 * config/sh/sh-protos.h (sh_fix_range): Declare.
17672 * config/sh/sh.c (sh_fix_range): New function.
17673 * config/sh/sh.h (sh_fixed_range_str): Declare.
17674 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17676 * doc/invoke.texi (SH Options): Document -mfixed-range.
17678 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17680 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17681 it before the redeclaration.
17683 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17685 * config/avr/avr.c (get_sequence_length): Add new function.
17686 (expand_prologue, expand_epilogue): Remove duplicate code.
17688 2008-05-22 Rafael Espíndola <espindola@google.com>
17690 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17693 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17695 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17696 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17698 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17699 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17700 (vect_update_misalignment_for_peel): Likewise.
17701 (vector_alignment_reachable_p): Likewise.
17702 * tree-vect-transform.c (vectorizable_load): Likewise.
17703 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17704 (get_vectype_for_scalar_type): Pass mode of scalar_type
17705 to UNITS_PER_SIMD_WORD.
17707 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17708 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17709 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17710 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17711 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17713 2008-05-22 Ira Rosen <irar@il.ibm.com>
17715 PR tree-optimization/36293
17716 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17717 if the first load must be skipped because of a gap.
17719 2008-05-22 Richard Guenther <rguenther@suse.de>
17721 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17722 more cases of offset disambiguation that is possible if
17723 strict-aliasing rules apply.
17724 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17725 for basic offset and type-based disambiguation.
17727 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17729 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17730 ix86_expand_vector_set on V16QImode for SSE4.1.
17732 2008-05-21 Tom Tromey <tromey@redhat.com>
17734 * c.opt (Wimport): Mark as undocumented.
17735 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17737 (Warning Options): Likewise.
17738 * doc/cppopts.texi: Don't mention -Wimport.
17740 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17742 PR tree-optimization/36287
17743 PR tree-optimization/36286
17744 * lambda-code.c (build_access_matrix): Do not use the loop->num
17745 for computing the number of induction variables: use the loop depth
17748 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17751 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17752 option -f(no-)leading-underscore.
17754 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17757 GET_MODE_NUNITS (mode).
17759 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17761 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17762 (-mmulhw): Add 464 to description.
17763 (-mdlmzb): Likewise.
17764 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17765 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17767 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17768 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17769 * config/rs6000/rs6000.md: Update comments for 464.
17771 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17773 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17775 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17777 * config/i386/sse.md (vec_extractv4sf): Removed.
17778 (vec_extractv2df): Likewise.
17779 (vec_extractv2di): Likewise.
17780 (vec_extractv4si): Likewise.
17781 (vec_extractv8hi): Likewise.
17782 (vec_extractv16qi): Likewise.
17783 (vec_extract<mode>): New.
17785 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17787 * config/i386/sse.md (vec_setv4sf): Removed.
17788 (vec_setv2df): Likewise.
17789 (vec_setv2di): Likewise.
17790 (vec_setv4si): Likewise.
17791 (vec_setv8hi): Likewise.
17792 (vec_setv16qi): Likewise.
17793 (vec_set<mode>): New.
17795 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17797 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17798 goto for vec_concat and vec_interleave.
17800 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17802 * config/i386/sse.md (vec_initv4sf): Removed.
17803 (vec_initv2df): Likewise.
17804 (vec_initv2di): Likewise.
17805 (vec_initv4si): Likewise.
17806 (vec_initv8hi): Likewise.
17807 (vec_initv16qi): Likewise.
17808 (vec_init<mode>): New.
17810 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17812 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17814 2008-05-21 Tom Tromey <tromey@redhat.com>
17816 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17817 (zone_find_object_offset): Likewise.
17818 (gt_ggc_m_S): Likewise.
17819 (highest_bit): Likewise.
17820 * ggc-page.c (gt_ggc_m_S): New function.
17821 * stringpool.c (string_stack): Remove.
17822 (init_stringpool): Update.
17823 (ggc_alloc_string): Use ggc_alloc.
17824 (maybe_delete_ident): New function.
17825 (ggc_purge_stringpool): Likewise.
17826 (gt_ggc_m_S): Remove.
17827 * ggc-common.c (ggc_protect_identifiers): New global.
17828 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17829 ggc_protect_identifiers.
17830 * ggc.h (ggc_protect_identifiers): Declare.
17831 (gt_ggc_m_S): Update.
17832 (ggc_purge_stringpool): Declare.
17833 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17834 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17836 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17838 2008-05-21 David S. Miller <davem@davemloft.net>
17840 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17843 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17845 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17848 2008-05-20 David Daney <ddaney@avtrex.com>
17850 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17851 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17852 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17853 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17854 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17855 (atomic_hiqi_op): New define_code_iterator.
17856 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17857 mips_expand_compare_and_swap_12.
17858 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17859 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17860 (sync_<optab><mode>, sync_old_<optab><mode>,
17861 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17862 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17863 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17864 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17865 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17866 (test_and_set_12): New insn.
17867 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17868 sync_new_<optab><mode>, sync_old_nand<mode>,
17869 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17870 clobber to operand 0 for SI and DI mode insns.
17871 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17872 mips_gen_fn_4): New typedefs.
17873 (mips_gen_fn_ptrs): Define new union type.
17874 (mips_expand_compare_and_swap_12): Remove declaration.
17875 (mips_expand_atomic_qihi): Declare function.
17876 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17877 (mips_expand_atomic_qihi): ... this. Use new generator function
17879 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17880 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17881 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17882 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17883 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17884 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17885 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17886 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17887 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17888 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17891 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17893 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17896 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17898 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17899 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17900 (avr_attribute_table): Add 'OS_main' function attribute.
17901 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17902 functions with 'OS_main' attribute.
17904 2008-05-20 Richard Guenther <rguenther@suse.de>
17906 PR tree-optimization/35204
17907 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17908 helper, split out from ...
17909 (DFS): ... here. Make the DFS walk non-recursive.
17911 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17912 Jan Sjodin <jan.sjodin@amd.com>
17914 PR tree-optimization/36181
17915 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17916 (parallelize_loops): Don't parallelize when the loop has vector
17919 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17920 Sebastian Pop <sebastian.pop@amd.com>
17922 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17923 matrix, and never look at the tree representation of the memory
17925 (linear_transform_loops): Computes parameters and access matrices.
17926 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17928 (access_matrix_get_index_for_parameter): New.
17929 * tree-data-ref.h (struct access_matrix): New.
17930 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17931 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17932 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17933 am_vector_index_for_loop): New.
17934 (struct data_reference): Add field access_matrix.
17935 (DR_ACCESS_MATRIX): New.
17936 (compute_data_dependences_for_loop): Update declaration.
17937 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17938 * lambda.h (lambda_vector_vec_p): Declared.
17939 * lambda-code.c: Depend on pointer-set.h.
17940 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17941 av_for_af_base, av_for_af, build_access_matrix,
17942 lambda_compute_access_matrices): New.
17943 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17945 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17947 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17948 $SOURCEDIR/include.
17950 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17951 Sebastian Pop <sebastian.pop@amd.com>
17953 PR tree-optimization/36206
17954 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17956 (instantiate_scev_1): Rename flags to fold_conversions.
17957 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17958 outeside instantiation_loop.
17959 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17960 (evolution_function_is_affine_or_constant_p): Removed.
17961 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17963 (analyze_siv_subscript): Pass in the loop nest number.
17964 Call evolution_function_is_affine_in_loop instead of
17965 evolution_function_is_affine_p.
17966 (analyze_overlapping_iterations): Pass in the loop nest number.
17968 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17969 Sebastian Pop <sebastian.pop@amd.com>
17971 PR tree-optimization/36206
17972 * tree-chrec.h (chrec_fold_op): New.
17973 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17976 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17978 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17980 (remove_duplicates): Do not set inode on non-inode systems.
17983 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17985 * config.gcc (tm_file): Update comments about relative pathnames.
17987 2008-05-20 Richard Guenther <rguenther@suse.de>
17989 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17990 * tree-ssa-sccvn.c (process_scc): Likewise.
17991 * tree-ssa-sink.c (execute_sink_code): Likewise.
17992 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17993 * tree-vrp.c (process_assert_insertions): Likewise.
17994 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17995 (perform_tree_ssa_dce): Likewise.
17996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17997 (dump_dominator_optimization_stats): Likewise.
17998 * tree-vectorizer.c (vectorize_loops): Likewise.
18000 2008-05-20 Richard Guenther <rguenther@suse.de>
18002 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18004 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18006 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18007 (ix86_i386elf_return_in_memory): Likewise.
18008 (ix86_i386interix_return_in_memory): Likewise.
18009 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18010 (SUBTARGET_RETURN_IN_MEMORY): New.
18011 * config/i386/i386elf.h: Likewise.
18012 * config/i386/ptx4-i.h: Likewise.
18013 * config/i386/sol2-10.h: Likewise.
18014 * config/i386/sysv4.h: Likewise.
18015 * config/i386/vx-common.h: Likewise.
18016 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18017 * config/i386/i386.c (ix86_return_in_memory): Made static and
18018 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18019 (ix86_i386elf_return_in_memory): Removed.
18020 (ix86_i386interix_return_in_memory): Removed.
18021 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18022 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18024 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18026 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18028 2008-05-19 Xinliang David Li <davidxl@google.com>
18030 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18032 * common.opt: Ditto.
18033 * doc/invoke.texi: Ditto.
18035 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18037 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18038 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18040 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18042 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18043 sizes of operand array from 8/4 to 4/2.
18044 (ix86_expand_vector_init_general): Change size of operand array
18045 from 32 to 16. Remove op0, op1 and half_mode.
18047 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18049 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18050 (ix86_expand_vector_init_interleave): Likewise.
18051 (ix86_expand_vector_init_general): Use them. Assert
18052 word_mode == SImode when n_words == 4.
18054 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18056 * config/i386/i386.c (ix86_secondary_reload): New static function.
18057 (TARGET_SECONDARY_RELOAD): New define.
18058 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18059 * config/i386/i386.md (reload_outqi): Remove.
18061 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18063 PR middle-end/35509
18064 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18065 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18066 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18067 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18068 (fold_builtin_1): Likewise.
18069 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18070 c-common.c (check_builtin_function_arguments): Handle
18071 BUILT_IN_ISINF_SIGN.
18072 * doc/extend.texi: Document __builtin_isinf_sign.
18073 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18075 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18077 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18078 EH cleanup at the end of the pass, search for those that have been
18079 turned into forwarder blocks and do the cleanup on their successor.
18081 2008-05-18 Richard Guenther <rguenther@suse.de>
18083 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18084 pointers to sizetype and vice versa.
18086 2008-05-18 Xinliang David Li <davidxl@google.com>
18088 * gcc/tree-ssa-dce.c: Coding style fix.
18089 (check_pow): Documentation comment.
18090 (check_log): Documenation comment. Coding style fix.
18091 (is_unnecessary_except_errno_call): Ditto.
18092 (gen_conditions_for_pow): Ditto.
18093 (gen_conditions_for_log): Ditto.
18094 (gen_shrink_wrap_conditions): Ditto.
18095 (shrink_wrap_one_built_in_calls): Ditto.
18096 * gcc/doc/invoke.texi: Better documentation string.
18097 * ChangeLog: Fix wrong change log entries from
18098 May 17 checkin on function call DCE.
18100 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18102 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18104 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18106 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18107 * df-problems.c (simulation routines): Fixed block comment to
18108 properly say how to add forwards scanning functions.
18110 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18112 * tree-inline.c (setup_one_parameter): Remove dead code.
18114 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18116 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18117 a BIT_AND_EXPR only for an INTEGER_TYPE.
18119 2008-05-17 Xinliang David Li <davidxl@google.com>
18121 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18122 (check_pow, check_log, is_unnecessary_except_errno_call): New
18123 functions to check for eliminating math functions that are pure
18124 except for setting errno.
18125 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18126 general condition expressions for shrink-wrapping pow/log calls.
18127 (gen_shrink_wrap_conditions): Ditto.
18128 (shrink_wrap_one_built_in_call): Ditto.
18129 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18130 (mark_operand_necessary): If debugging, output if OP is necessary.
18131 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18133 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18135 * gcc/common.opt: New user flag -ftree-builtin-dce.
18136 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18138 2008-05-16 David S. Miller <davem@davemloft.net>
18140 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18141 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18143 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18146 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18148 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18150 * ifcvt.c (dead_or_predicable): Rename
18151 df_simulate_one_insn_backwards to df_simulate_one_insn.
18152 * recog.c (peephole2_optimize): Ditto.
18153 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18155 * df.h: Rename df_simulate_one_insn_backwards to
18156 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18157 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18158 scanning of defs and uses.
18159 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18160 (df_simulate_one_insn_forwards): Removed.
18162 2008-05-16 Doug Kwan <dougkwan@google.com>
18164 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18166 (real_from_string): Handle NaNs and Inf as approriate.
18168 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18170 * doc/gty.texi (Source Files Containing Type Information): Note
18171 that headers should appear first in the gtfiles list.
18173 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18175 * tree.def (COND_EXEC): Properly documented this code.
18177 2008-05-16 Diego Novillo <dnovillo@google.com>
18179 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18180 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18183 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18185 * tree-ssa-dse (max_stmt_uid): Removed.
18186 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18187 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18188 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18189 * function.h (cfun.last_stmt_uid): New field.
18190 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18191 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18193 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18194 (create_stmt_ann): Initialize the ann->uid field.
18195 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18197 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18199 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18201 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18202 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18203 (init_empty_tree_cfg): Call it.
18205 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18207 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18210 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18212 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18213 * tree-dump.c (dump_options): New verbose option.
18214 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18216 * tree-pass.h (TDF_VERBOSE): New dump flag.
18217 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18218 (tree-flow.h): Added include.
18219 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18221 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18223 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18225 From Jie Zhang <jie.zhang@analog.com>
18226 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18227 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18228 mcpu=bf561-none and mcpu=bf561-0.2.
18229 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18230 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18231 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18232 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18233 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18234 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18235 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18237 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18238 (cputype_selected): Remove.
18239 (bfin_handle_option): Don't use cputype_selected.
18240 (override_options): When no mcpu option, enable all workarounds.
18241 Don't use bfin_workarounds.
18242 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18244 (DEFAULT_CPU_TYPE): Don't define.
18246 2008-05-16 Richard Guenther <rguenther@suse.de>
18248 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18249 on deletion of the last stmt.
18251 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18253 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18254 V8HImode for SSE2 and V16QImode for SSE4.1.
18256 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18258 * cgraph.h (compute_inline_parameters): Made public.
18259 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18260 variable_generate_summary, function_write_summary,
18261 variable_write_summary, variable_read_summary. Added generate_summary,
18262 write_summary, read_summary.
18263 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18264 pass_ipa_inline.function_generate_summary, to
18265 compute_inline_parameters.
18266 * ipa-inline.c (compute_inline_parameters): Made public and added
18268 (compute_inline_parameters_for_current): New function.
18269 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18270 (inline_generate_summary): Removed parameter and made to loop over
18272 (pass_ipa_inline): Updated for new IPA_PASS structure.
18273 * passes.c (execute_ipa_summary_passes): Now is called once per
18274 pass rather than once per node*pass.
18276 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18278 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18279 avr_have_mul_p, avr_asm_only_p): Remove variables.
18280 (avr_override_options): Remove initialization of removed variables.
18281 (avr_file_start): Convert removed variables to fields of
18282 'struct base_arch_s *avr_current_arch'.
18283 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18284 (AVR_HAVE_MUL): (Ditto.).
18285 (AVR_HAVE_MOVW): (Ditto.).
18286 (AVR_HAVE_LPMX): (Ditto.).
18287 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18288 avr_asm_only_p): Remove declaration.
18290 2008-05-15 Diego Novillo <dnovillo@google.com>
18292 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18293 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18295 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18297 PR middle-end/36194
18298 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18299 Don't call record_truncated_value from here.
18300 (record_truncated_value): Turn it into a for_each_rtx callback.
18301 (record_truncated_values): New function.
18302 (combine_instructions): Call note_uses with record_truncated_values.
18303 Change name of check_conversion to check_promoted_subreg.
18305 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18307 * doc/sourcebuild.texi: Document support for torture tests.
18309 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18311 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18312 to alternative 4 of operand 2.
18314 2008-05-15 Richard Guenther <rguenther@suse.de>
18316 * tree-pass.h (current_pass): Declare.
18317 (get_pass_for_id): Likewise.
18318 * passes.c (passes_by_id, passes_by_id_size): New globals.
18319 (set_pass_for_id): New function.
18320 (get_pass_for_id): Likewise.
18321 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18322 (execute_function_todo): Flush per function statistics.
18323 * toplev.c (compile_file): Init statistics.
18324 (general_init): Do early statistics initialization.
18325 (finalize): Finish statistics.
18326 * statistics.h (statistics_early_init): Declare.
18327 (statistics_init): Likewise.
18328 (statistics_fini): Likewise.
18329 (statistics_fini_pass): Likewise.
18330 (statistics_counter_event): Likewise.
18331 (statistics_histogram_event): Likewise.
18332 * statistics.c: New file.
18333 * Makefile.in (OBJS-common): Add statistics.o.
18334 (statistics.o): Add dependencies.
18335 * doc/invoke.texi (-fdump-statistics): Document.
18337 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18338 (insert): Likewise.
18339 (execute_pre): Use statistics_counter_event.
18340 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18341 (substitute_and_fold): Increment it. Use statistics_counter_event.
18343 2008-05-15 Diego Novillo <dnovillo@google.com>
18345 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18347 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18348 * tree-ssa-alias.c (new_type_alias): Remove references to
18349 sub-variables from comment.
18350 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18352 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18354 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18355 attribute to 1 only for insertps alternative.
18357 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18359 * config/bfin/bfin.md (loadbytes): New pattern.
18360 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18361 (bfin_init_builtins): Initialize it.
18362 (bdesc_1arg): Add it.
18364 2008-05-15 Sa Liu <saliu@de.ibm.com>
18366 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18367 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18368 * testsuite/lib/target-supports.exp: Add
18369 check_effective_target_fortran_integer_16.
18371 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18373 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18374 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18375 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18376 (TARGET_RETURN_IN_MEMORY): Define.
18378 2008-05-15 Richard Guenther <rguenther@suse.de>
18380 PR middle-end/36244
18381 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18382 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18383 represent unmodifiable vars.
18385 2008-05-15 Richard Guenther <rguenther@suse.de>
18387 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18388 INDIRECT_REF and TARGET_MEM_REF.
18389 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18392 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18393 H.J. Lu <hongjiu.lu@intel.com>
18395 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18396 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18397 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18398 insn alternatives. Add missing alternatives.
18399 (*vec_concatv2di_rex64_sse4_1): Likewise.
18400 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18401 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18402 Require TARGET_SSE.
18404 2008-05-15 Richard Guenther <rguenther@suse.de>
18406 PR tree-optimization/36009
18407 PR tree-optimization/36204
18408 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18409 (determine_invariantness_stmt): Record the loop a store is
18410 always executed in.
18411 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18414 2008-05-15 Richard Guenther <rguenther@suse.de>
18416 PR tree-optimization/34330
18417 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18418 through the pointer will alias the SMT.
18420 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18422 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18424 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18426 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18428 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18429 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18431 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18432 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18433 (vashl_optab): New optab for vector/vector shifts.
18434 (vashr_optab): Ditto.
18435 (vlshr_optab): Ditto.
18436 (vrotl_optab): Ditto.
18437 (vrotr_optab): Ditto.
18438 (optab_subtype): New enum for optab_for_tree_code call.
18439 (optab_for_tree_code): Add enum optab_subtype argument.
18441 * optabs.c (optab_for_tree_code): Take an additional argument to
18442 distinguish between a vector shift by a scalar and vector shift by
18443 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18444 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18445 vector shift by a vector.
18446 (expand_widen_pattern_expr): Pass additional argument to
18447 optab_for_tree_code.
18449 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18450 vrotl_optab, vrotr_optab.
18452 * expr.c (expand_expr_real_1): Update calls to
18453 optab_for_tree_code to distinguish between vector shifted by a
18454 scalar and vector shifted by a vector.
18455 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18456 (supportable_narrowing_operation): Ditto.
18457 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18458 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18459 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18460 (vect_create_epilog_for_reduction): Ditto.
18461 (vectorizable_reduction): Ditto.
18462 (vectorizable_operation): Ditto.
18463 (vect_strided_store_supported): Ditto.
18464 (vect_strided_load_supported): Ditto.
18465 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18466 * expmed.c (expand_shift): Ditto.
18468 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18470 (ashr@var{m}3): Ditto.
18471 (vashl@var{m}3): Document new vector/vector shift standard name.
18472 (vashr@var{m}3): Ditto.
18473 (vlshr@var{m}3): Ditto.
18474 (vrotl@var{m}3): Ditto.
18475 (vrotr@var{m}3): Ditto.
18477 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18478 (PPERM_INVERT): Ditto.
18479 (PPERM_REVERSE): Ditto.
18480 (PPERM_REV_INV): Ditto.
18481 (PPERM_ZERO): Ditto.
18482 (PPERM_ONES): Ditto.
18483 (PPERM_SIGN): Ditto.
18484 (PPERM_INV_SIGN): Ditto.
18485 (PPERM_SRC1): Ditto.
18486 (PPERM_SRC2): Ditto.
18488 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18489 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18490 allows a memory operand to be the value being added, and split it
18491 to improve vectorization.
18492 (sse5_pmacsdqh_mem): Ditto.
18493 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18494 (sse5_mulv2div2di3_high): Ditto.
18495 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18496 (vec_pack_trunc_v4si): Ditto.
18497 (vec_pack_trunc_v2di): Ditto.
18498 (sse5_pcmov_<mode>): Remove code that tried to use use
18499 andps/andnps instead of pcmov.
18500 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18501 pmacsdqh instructions.
18502 (vec_widen_smult_lo_v4si): Ditto.
18504 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18505 (PPERM_INVERT): Ditto.
18506 (PPERM_REVERSE): Ditto.
18507 (PPERM_REV_INV): Ditto.
18508 (PPERM_ZERO): Ditto.
18509 (PPERM_ONES): Ditto.
18510 (PPERM_SIGN): Ditto.
18511 (PPERM_INV_SIGN): Ditto.
18512 (PPERM_SRC1): Ditto.
18513 (PPERM_SRC2): Ditto.
18514 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18516 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18518 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18519 says ignore whether the last reference is a memory operand.
18521 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18522 Paolo Bonzini <bonzini at gnu dot org>
18524 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18527 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18528 (vlshr<mode>3): Rename from vlshr<mode>3.
18529 (vashr<mode>3): Rename from vashr<mode>3.
18530 (mulv4sf3): Change the names of vector shift patterns.
18534 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18537 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18562 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18563 (floatunssidf2_internal): Change vector/vector shift names.
18564 (floatunsdidf2_internal): Ditto.
18571 (vashl<mode>3): Rename from ashl<mode>3.
18572 (vashr<mode>3): Rename from ashr<mode>3.
18573 (vlshr<mode>3): Rename from lshr<mode>3.
18574 (vrotl<mode>3): Rename from rotl<mode>3.
18576 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18579 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18580 multiply gives the wrong value when doing widening multiplies.
18581 (vec_widen_smult_lo_v4si): Ditto.
18583 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18585 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18586 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18587 emit_library_call_value.
18588 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18589 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18590 * calls.c (initialize_argument_information, precompute_arguments,
18591 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18592 (precompute_arguments): Removed flags parameter.
18593 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18595 2008-05-14 Richard Guenther <rguenther@suse.de>
18597 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18598 Make sure to register the store if the use is a PHI_NODE.
18600 2008-05-14 Olivier Hainque <hainque@adacore.com>
18602 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18603 memory if the component is to be referenced in BLKmode according
18604 to get_inner_reference.
18606 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18608 * calls.c (emit_library_call_value_1): Restore code clearing
18609 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18611 2008-05-14 Olivier Hainque <hainque@adacore.com>
18612 Nicolas Roche <roche@adacore.com>
18614 * configure.ac: Add support for a "gcc_subdir" variable in
18615 config-lang.in, to denote a subdirectory where the language/GCC
18616 integration files are to be found.
18617 * configure: Regenerate.
18619 2008-05-14 Ira Rosen <irar@il.ibm.com>
18621 PR tree-optimization/36098
18622 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18623 value for the first load in the group in case of a gap.
18624 (vect_build_slp_tree): Check that there are no gaps in loads.
18626 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18628 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18629 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18630 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18631 emit_insn and remove unneeded code to construct extra args.
18632 (emit_no_conflict_block): Removed.
18633 * optabls.h: (emit_no_conflict_block): Removed.
18634 * cse.c (cse_extended_basic_block): Remove search for
18635 REG_NO_CONFLICT note.
18636 * global.c: Removed incorrect comment added in revision 117.
18637 * expr.c (convert_move): Change call to emit_no_conflict_block to
18639 * recog.c: Change comments so that they do not mention
18641 * local_alloc.c (combine_regs): Removed last parameter.
18642 (no_conflict_p): Removed.
18643 (block_alloc): Removed note, no_conflict_combined_regno and set
18644 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18645 (combine_regs): Removed already_dead and code to look for
18646 REG_NO_CONFLICT notes.
18647 * lower_subreg (remove_retval_note): Removed code to look for
18648 REG_NO_CONFLICT block.
18649 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18650 (resolve_clobber): Remove code to process libcalls that have
18651 REG_NO_CONFLICT notes.
18652 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18654 * combine.c (can_combine_p, distribute_notes): Removed
18655 REG_NO_CONFLICT case.
18656 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18658 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18659 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18661 * reg-notes.def (NO_CONFLICT): Removed.
18663 2008-05-14 David S. Miller <davem@davemloft.net>
18665 * config/sparc/sparc.c (sparc_profile_hook): If
18666 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18667 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18668 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18670 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18672 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18674 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18677 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18678 and op1 expansion before vector concat to have less live pseudos.
18680 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18682 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18683 ix86_expand_vector_set if supported.
18685 2008-05-13 Diego Novillo <dnovillo@google.com>
18686 Kenneth Zadeck <zadeck@naturalbridge.com>
18688 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18690 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18691 phinodes_print_statistics, init_ssanames, fini_ssanames,
18692 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18693 release_ssa_name, release_defs, replace_ssa_name_symbol,
18694 ssanames_print_statistics): Move ...
18695 * tree-flow.h: ... here.
18696 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18697 Use FN instead of cfun.
18698 (make_ssa_name_fn): Rename from make_ssa_name.
18699 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18700 * tree-flow-inline.h (make_ssa_name): Move from
18701 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18702 * omp-low.c (expand_omp_parallel):
18703 * tree-flow-inline.h (redirect_edge_var_map_result):
18704 * tree-ssa.c (init_tree_ssa): Add argument FN.
18705 Use it instead of cfun. Update all users.
18707 2008-05-13 Tom Tromey <tromey@redhat.com>
18709 PR preprocessor/22168:
18710 * doc/cpp.texi (Top): Update menu.
18711 (Alternatives to Wrapper #ifndef): New node.
18712 (Other Directives): Document deprecation.
18713 (Obsolete Features): Remove menu.
18714 (Assertions): Merge node into Obsolete Features.
18715 (Obsolete once-only headers): Move earlier; rename to Alternatives
18716 to Wrapper #ifndef.
18717 * doc/cppopts.texi: Update.
18718 * c.opt (Wdeprecated): Enable for C and ObjC.
18719 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18720 (C++ Dialect Options): Move -Wno-deprecated from here to...
18721 (Warning Options): ... here.
18723 2008-05-13 Richard Guenther <rguenther@suse.de>
18725 PR middle-end/36227
18726 * fold-const.c (fold_sign_changed_comparison): Do not allow
18727 changes in pointer-ness.
18729 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18732 * config/sh/sh.c (sh_expand_prologue): Don't clear
18733 RTX_FRAME_RELATED_P for push insns.
18735 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18737 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18739 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18741 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18742 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18743 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18745 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18747 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18748 (*vec_concatv4sf_sse): This.
18749 (*sse2_concatv2si): Renamed to ...
18750 (*vec_concatv2si_sse2): This.
18751 (*sse1_concatv2si): Renamed to ...
18752 (*vec_concatv2si_sse): This.
18753 (*vec_concatv2di_rex): Renamed to ...
18754 (*vec_concatv2di_rex64): This.
18755 (*vec_concatv2si_sse4_1): New.
18756 (*vec_concatv2di_rex64_sse4_1): Likewise.
18758 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18760 PR rtl-optimization/36111
18761 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18762 that was created for swappable operands.
18764 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18767 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18768 * configure.ac: Add call to ACX_PROG_GNAT.
18770 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18772 * optc-gen.awk: Fix comment typo.
18774 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18776 * pretty-print.c (pp_integer_with_precision): Use
18777 HOST_LONG_LONG_FORMAT.
18779 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18781 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18783 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18785 * config/i386/i386.c (bdesc_ptest): Removed.
18786 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18787 (bdesc_args): Add __builtin_ia32_ptestz128,
18788 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18789 (ix86_init_mmx_sse_builtins): Updated.
18790 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18791 (ix86_expand_builtin): Updated.
18793 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18795 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18796 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18798 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18800 * value-prof.c (interesting_stringop_to_profile): Do not
18801 return early for BUILT_IN_MEMPCPY.
18803 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18805 * calls.c (expand_call): Don't use callgraph to increase
18806 preferred_stack_boundary.
18808 * cgraph.h (cgraph_rtl_info): Use unsigned on
18809 preferred_incoming_stack_boundary.
18811 * final.c (rest_of_clean_state): Use unsigned on
18812 preferred_stack_boundary.
18814 2008-05-09 Tom Tromey <tromey@redhat.com>
18816 PR preprocessor/22231:
18817 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18820 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18822 PR tree-optimization/36129
18823 * tree-ssa-ccp.c: Include value-prof.h.
18824 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18825 built-in function was folded to a constant.
18826 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18828 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18829 Sebastian Pop <sebastian.pop@amd.com>
18831 * tree-scalar-evolution.c: Document instantiate_scev.
18832 (instantiate_parameters_1): Renamed instantiate_scev_1.
18833 Don't use the same loop for instantiation_loop and evolution_loop.
18834 (instantiate_scev): New.
18835 (instantiate_parameters): Moved...
18836 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18837 same loop twice. Maintains the semantics for this function.
18838 * tree-scalar-evolution.h (instantiate_scev): Declare.
18839 (instantiate_parameters): ...here. Now static inline.
18840 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18841 instead of resolve_mixers.
18843 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18845 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18847 2008-05-09 Tomas Bily <tbily@suse.cz>
18849 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18850 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18851 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18852 * c-common.c (c_common_truthvalue_conversion): Likewise.
18853 * tree-object-size.c (compute_object_offset): Likewise.
18854 * tree-inline.c (estimate_num_insns_1): Likewise.
18855 * varasm.c (const_hash_1, compare_constant, copy_constant)
18856 (compute_reloc_for_constant, output_addressed_constants)
18857 (initializer_constant_valid_p): Likewise.
18858 * c-omp.c (check_omp_for_incr_expr): Likewise.
18859 * gimplify.c (gimplify_expr): Likewise.
18860 * c-typeck.c (c_finish_return): Likewise.
18861 * tree-vectorizer.c (supportable_widening_operation)
18862 (supportable_narrowing_operation): Likewise.
18863 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18864 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18865 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18866 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18867 (descr_info_loc): Likewise.
18868 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18869 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18870 (fold_unary): Likewise.
18871 * builtins.c (get_pointer_alignment): Likewise.
18872 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18873 (instantiate_parameters_1): Likewise.
18874 * tree.c (expr_align, stabilize_reference): Likewise.
18875 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18876 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18877 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18878 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18879 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18880 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18882 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18883 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18884 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18885 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18886 (forward_propagate_comparison)
18887 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18888 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18889 * emit-rtl.c (component_ref_for_mem_expr)
18890 (set_mem_attributes_minus_bitpos): Likewise.
18891 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18892 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18894 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18895 (build_function_call, pointer_diff, build_compound_expr)
18896 (c_finish_return): Likewise.
18897 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18898 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18900 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18901 * expr.c (is_aligning_offset): Likewise.
18902 * tree-ssa-alias.c (is_escape_site): Likewise.
18903 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18904 (check_all_va_list_escapes): Likewise.
18905 * tree-ssa-loop-ivopts.c (determine_base_object)
18906 (determine_common_wider_type): Likewise.
18907 * dojump.c (do_jump): Likewise.
18908 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18909 * tree-gimple.c (is_gimple_cast): Likewise.
18910 * fold-const.c (decode_field_reference, )
18911 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18912 (fold_binary): Likewise.
18913 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18914 (already_warned_in_frontend_p): Likewise.
18915 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18916 * tree.c (really_constant_p, get_unwidened): Likewise.
18917 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18918 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18919 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18921 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18923 (CONVERT_EXPR_P): Define.
18924 (CASE_CONVERT): Define.
18926 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18928 PR middle-end/36117
18929 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18930 (delete_unmarked_insns): When deleting a call, call
18931 delete_unreachable_blocks.
18932 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18933 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18935 2008-05-08 Richard Guenther <rguenther@suse.de>
18937 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18938 (-ftree-salias): Likewise.
18939 (salias-max-implicit-fields): Remove param documentation.
18940 (salias-max-array-elements): Likewise.
18941 * tree-pass.h (pass_create_structure_vars): Remove.
18942 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18943 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18944 * tree-ssa-alias.c (create_structure_vars): Remove.
18945 (gate_structure_vars): Likewise.
18946 (pass_create_structure_vars): Likewise.
18947 (gate_build_alias): Likewise.
18948 (pass_build_alias): Adjust to run always and dump the function.
18949 * common.opt (ftree-salias): Hide.
18950 * passes.c (init_optimization_passes): Remove
18951 pass_create_structure_vars, adjust comment.
18952 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18953 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18954 * opts.c (decode_options): Do not set flag_tree_salias.
18955 (common_handle_option): Add OPT_ftree_salias to the backward
18956 compatibility section.
18958 2008-05-08 Richard Guenther <rguenther@suse.de>
18960 * tree-flow-inline.h (var_can_have_subvars): Move ...
18961 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18962 * tree-flow.h (var_can_have_subvars): Remove.
18963 (push_fields_onto_fieldstack): Remove.
18964 (sort_fieldstack): Likewise.
18965 (struct fieldoff): Move ...
18966 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18967 alias_set and base_for_components fields.
18968 (sort_fieldstack): Make static.
18969 (push_fields_onto_fieldstack): Likewise. Remove code that
18970 handles anything but RECORD_TYPEs. Remove alias_set and
18971 base_for_components handling.
18972 (create_variable_info_for): Adjust.
18974 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18976 * common.opt (Wframe-larger-than=): Shorten the help message
18978 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18980 2008-05-08 Rafael Espíndola <espindola@google.com>
18982 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18984 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18985 trap and that both operands are gimple values.
18986 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18987 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18990 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18992 * read-rtl.c (join_c_conditions): Return the first string if the
18993 two strings are equal.
18995 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18997 * gensupport.h (pred_data): Add a "num_codes" field.
18998 (add_predicate_code): Declare.
18999 * gensupport.c (add_predicate_code): New function.
19000 (std_pred_table): Add an "allows_const_p" field.
19001 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19002 Remove the (incomplete) list of such codes from the codes field.
19003 (init_predicate_table): Use add_predicate_code. Add all
19004 RTX_CONST_OBJs if allows_const_p is true.
19005 * genrecog.c (process_define_predicate): Use add_predicate_code.
19007 2008-05-08 David Daney <ddaney@avtrex.com>
19008 Richard Sandiford <rsandifo@nildram.co.uk>
19010 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19011 special case of constant zero operands.
19012 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19013 old and new values. Special case constant zero values.
19014 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19016 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19017 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19019 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19022 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19023 similar RTX_CONST_OBJ before CONST_INT.
19025 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19027 * stmt.c (expand_stack_restore): Change sa mode if needed.
19029 2008-05-08 Richard Guenther <rguenther@suse.de>
19031 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19032 return type to bool.
19033 (ix86_sol10_return_in_memory): Likewise.
19034 (ix86_i386elf_return_in_memory): Likewise.
19035 (ix86_i386interix_return_in_memory): Likewise.
19036 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19037 (ix86_sol10_return_in_memory): Likewise.
19038 (ix86_i386elf_return_in_memory): Likewise.
19039 (ix86_i386interix_return_in_memory): Likewise.
19041 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19044 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19046 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19047 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19050 2008-05-08 Richard Guenther <rguenther@suse.de>
19052 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19053 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19054 (DR_SUBVARS): Remove.
19055 * tree-dfa.c (dump_subvars_for): Remove.
19056 (debug_subvars_for): Likewise.
19057 (dump_variable): Do not dump subvars.
19058 (remove_referenced_var): Do not remove subvars.
19059 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19060 (lookup_subvars_for_var): Remove.
19061 (get_subvars_for_var): Likewise.
19062 (get_subvars_at): Likewise.
19063 (get_first_overlapping_subvar): Likewise.
19064 (overlap_subvar): Likewise.
19065 * tree-flow.h (subvar_t): Remove.
19066 (struct var_ann_d): Remove subvars field.
19067 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19068 argument. Remove special handling of SFTs.
19069 (compute_tag_properties): Likewise.
19070 (set_initial_properties): Likewise.
19071 (compute_call_clobbered): Likewise.
19072 (count_mem_refs): Likewise.
19073 (compute_memory_partitions): Likewise.
19074 (compute_flow_insensitive_aliasing): Likewise.
19075 (setup_pointers_and_addressables): Likewise.
19076 (new_type_alias): Likewise.
19077 (struct used_part): Remove.
19078 (used_portions): Likewise.
19079 (struct used_part_map): Likewise.
19080 (used_part_map_eq): Likewise.
19081 (used_part_map_hash): Likewise.
19082 (free_used_part_map): Likewise.
19083 (up_lookup): Likewise.
19084 (up_insert): Likewise.
19085 (get_or_create_used_part_for): Likewise.
19086 (create_sft): Likewise.
19087 (create_overlap_variables_for): Likewise.
19088 (find_used_portions): Likewise.
19089 (create_structure_vars): Likewise.
19090 * tree.def (STRUCT_FIELD_TAG): Remove.
19091 * tree.h (MTAG_P): Adjust.
19092 (struct tree_memory_tag): Remove base_for_components and
19093 unpartitionable flags.
19094 (struct tree_struct_field_tag): Remove.
19095 (SFT_PARENT_VAR): Likewise.
19096 (SFT_OFFSET): Likewise.
19097 (SFT_SIZE): Likewise.
19098 (SFT_NONADDRESSABLE_P): Likewise.
19099 (SFT_ALIAS_SET): Likewise.
19100 (SFT_UNPARTITIONABLE_P): Likewise.
19101 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19102 (union tree_node): Remove sft field.
19103 * alias.c (get_alias_set): Remove special handling of SFTs.
19104 * print-tree.c (print_node): Remove handling of SFTs.
19105 * tree-dump.c (dequeue_and_dump): Likewise.
19106 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19107 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19108 * tree-predcom.c (set_alias_info): Do not set subvars.
19109 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19110 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19111 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19112 (add_vars_for_offset): Remove.
19113 (add_virtual_operand): Remove special handling of SFTs.
19114 (add_call_clobber_ops): Likewise.
19115 (add_call_read_ops): Likewise.
19116 (get_asm_expr_operands): Likewise.
19117 (get_modify_stmt_operands): Likewise.
19118 (get_expr_operands): Likewise.
19119 (add_to_addressable_set): Likewise.
19120 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19121 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19122 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19123 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19124 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19125 (tree_node_structure): Likewise.
19126 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19128 (find_what_p_points_to): Likewise.
19130 2008-05-08 Sa Liu <saliu@de.ibm.com>
19132 * config/spu/spu.md: Fixed subti3 pattern.
19134 2008-05-08 Richard Guenther <rguenther@suse.de>
19136 PR middle-end/36154
19137 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19138 sure to create a representative for trailing arrays for PTA.
19140 2008-05-08 Richard Guenther <rguenther@suse.de>
19142 PR middle-end/36172
19143 * fold-const.c (operand_equal_p): Two objects which types
19144 differ in pointerness are not equal.
19146 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19148 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19149 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19150 (emit_library_call_value_1): Add new variable fndecl initialized by
19151 NULL_TREE. It should be the decl type of orgfun, but this information
19152 seems not to be available here, so it uses the default calling abi.
19153 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19154 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19155 by TARGET_RETURN_IN_MEMORY.
19156 * config/i386/i386-interix.h: Likewise.
19157 * config/i386/i386.h: Likewise.
19158 * config/i386/i386elf.h: Likewise.
19159 * config/i386/ptx4-i.h: Likewise.
19160 * config/i386/sol2-10.h: Likewise.
19161 * config/i386/sysv4.h: Likewise.
19162 * config/i386/vx-common.h: Likewise.
19163 * config/cris/cris.h: Removed #if 0 clause.
19164 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19165 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19167 (ix86_sol10_return_in_memory): Likewise.
19168 (ix86_i386elf_return_in_memory): New.
19169 (ix86_i386interix_return_in_memory): New.
19170 * config/mt/mt-protos.h (mt_return_in_memory): New.
19171 * config/mt/mt.c: Likewise.
19172 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19173 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19174 * config/bfin/bfin.h: Likewise.
19175 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19177 * config/bfin/bfin.c: Likewise.
19178 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19179 * config/alpha/unicosmk.h: Likewise.
19180 * config/i386/cygming.h: Likewise.
19181 * config/iq2000/iq2000.h: Likewise.
19182 * config/mips/mips.h: Likewise.
19183 * config/mn10300/mn10300.h: Likewise.
19184 * config/rs6000/rs6000.h: Likewise.
19185 * config/score/score.h: Likewise.
19186 * config/spu/spu.h: Likewise.
19187 * config/v850/v850.h: Likewise.
19188 * defaults.h: Likewise.
19189 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19190 * expr.c (emit_block_move): Adjust use of
19191 OUTGOING_REG_PARM_STACK_SPACE.
19192 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19193 OUTGOING_REG_PARM_STACK_SPACE.
19194 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19196 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19198 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19199 on OMP_RETURN for OMP_FOR.
19202 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19203 (fortran_common): New function.
19204 (gen_variable_die): Call fortran_common instead of common_check,
19205 adjust for it returning tree instead of rtx. Formatting.
19207 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19211 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19212 * c-decl.c (merge_decls): Ditto.
19213 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19214 to RTL_CONST_OR_PURE_CALL_P.
19215 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19216 Initialized DECL_LOOPING_CONST_PURE.
19217 (process_call_operands): Set tree_side_effects properly.
19218 * tree.h (TREE_READONLY_DECL_P): Removed.
19219 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19220 (DECL_LOOPING_OR_CONST_P): New macro.
19221 (struct tree_function_decl): Added looping_const_or_pure_p.
19222 (ECF_*) Renumbered.
19223 (ECF_LOOPING_OR_CONST_P): New macro.
19224 * rtlanal.c (pure_const_p): Removed.
19225 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19226 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19227 to RTL_CONST_CALL_P.
19228 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19229 (check_decl, check_tree, check_call, scan_function): Initialize
19231 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19232 (static_execute): Set looping true for recursive functions.
19233 Undo setting state to IPA_NEITHER for recursive functions.
19234 * cse.c (cse_insn):
19235 * ifcvt.c (noce_can_store_speculate_p): Changed
19236 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19237 RTL_CONST_OR_PURE_CALL_P.
19238 * dse.c (scan_insn): Ditto.
19239 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19240 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19241 RTL_CONST_OR_PURE_CALL_P.
19242 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19243 pure_call_p to RTL_CONST_CALL_P.
19244 * gimplify.c (gimplify_call_expr): Clear side effects for
19245 non-looping pure and constant calls.
19246 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19247 (flags_from_decl_or_type): Set ecf flags from decl flags.
19248 (initialize_argument_information): Turn off
19249 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19250 Change const to pure if callee_copies is true rather than just
19252 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19253 way of marking pure calls.
19254 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19255 Remove hack that was supposed to fix pr7335 and remove old
19256 way of marking pure calls.
19257 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19258 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19259 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19260 RTL_CONST_OR_PURE_CALL_P.
19261 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19262 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19263 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19264 * sched-deps.c (schedule_analyze): Ditto.
19265 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19266 return_val field of calls to represent pure and const function info.
19267 (CONST_OR_PURE_CALL_P): Deleted macro.
19268 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19269 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19270 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19272 * tree-optimize.c (execute_fixup_cfg): Added test for
19273 ECF_LOOPING_CONST_OR_PURE.
19274 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19276 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19277 effects for looping pure or const calls.
19278 (verify_gimple_expr): Added verification code.
19279 * config/alpha/alpha.c (alpha_legitimize_address,
19280 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19282 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19283 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19284 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19285 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19286 RTL_CONST_OR_PURE_CALL_P.
19287 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19288 and const calls to be deleted.
19290 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19293 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19294 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19295 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19296 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19297 to handle nonimmediate operands.
19298 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19299 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19300 to handle nonimmediate operands.
19301 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19302 (mmx_pmulhrwv4hi3): New expander. Use
19303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19304 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19305 (sse2_umulv1siv1di3): New expander. Use
19306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19307 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19308 (mmx_eq<mode>3): New expander. Use
19309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19310 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19311 (mmx_uavgv8qi3): New expander. Use
19312 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19313 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19314 (mmx_uavgv4hi3): New expander. Use
19315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19317 * config/i386/sse.md
19318 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19319 to handle nonimmediate operands.
19320 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19321 to handle nonimmediate operands.
19322 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19323 to handle nonimmediate operands.
19324 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19325 to handle nonimmediate operands.
19326 (sse2_unpckhpd_exp): New expander. Use
19327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19328 (sse2_unpcklpd_exp): New expander. Use
19329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19330 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19331 to handle nonimmediate operands.
19332 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19333 to handle nonimmediate operands.
19334 (*sse2_<plusminus_insn><mode>3): Rename from
19335 sse2_<plusminus_insn><mode>3 insn pattern.
19336 (sse2_<plusminus_insn><mode>3): New expander. Use
19337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19338 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19339 (sse2_umulv2siv2di3): New expander. Use
19340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19341 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19342 (sse4_1_mulv2siv2di3): New expander. Use
19343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19344 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19345 (sse2_pmaddwd): New expander. Use
19346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19347 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19348 (sse2_eq<mode>3): New expander. Use
19349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19350 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19351 (sse4_1_eqv2di3): New expander. Use
19352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19353 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19354 (sse2_uavgv16qi3): New expander. Use
19355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19356 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19357 (sse2_uavgv16qi3): New expander. Use
19358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19359 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19360 (sse2_uavgv8hi3): New expander. Use
19361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19362 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19363 (ssse3_pmulhrswv8hi3): New expander. Use
19364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19365 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19366 (ssse3_pmulhrswv4hi3): New expander. Use
19367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19369 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19370 (<sse>_vmmul<mode>3): Ditto.
19371 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19373 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19374 (ssse3_pmaddubsw): Ditto.
19376 * config/i386/i386.c (struct_builtin_description)
19377 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19378 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19379 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19380 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19381 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19382 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19383 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19384 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19385 (ix86_fixup_binary_operands): Assert that src1
19386 and src2 must have the same mode when swapped.
19387 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19388 and ix86_binary_operator_ok. Do not force operands in registers
19391 2008-05-07 Jan Hubicka <jh@suse.cz>
19393 * cgraph.c (dump_cgraph_node): Update.
19394 * cgraph.h (cgraph_local_info): Break out inline summary.
19395 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19397 * ipa-inline (inline_summary): New accestor function.
19398 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19399 cgraph_decide_inlining, compute_inline_parameters): Update.
19400 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19402 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19404 Cleanup ColdFire scheduling support and add V4 pipeline model.
19406 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19407 (define_attr cpu): Add cfv4 value.
19408 (define_attr type, define_attr type1): Merge into a single 'type'
19409 attribute. Update all uses.
19410 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19411 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19413 (define_attr opx_mem, define_attr opy_mem): Remove.
19414 (define_attr op_mem): Clean up, update comment.
19415 (define_attr size): Use specific values instead of general int.
19416 (define_attr guess, define_attr split): Remove. Update all uses.
19417 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19418 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19419 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19420 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19421 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19422 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19423 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19424 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19425 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19426 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19427 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19428 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19429 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19430 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19431 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19432 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19433 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19434 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19435 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19436 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19437 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19438 Update or set attributes.
19439 (stack_tie): New fake instruction.
19441 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19442 (m68k_sched_attr_size): Update declaration.
19443 (m68k_sched_attr_type2): Remove.
19444 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19445 Declare new bypass predicates.
19447 * config/m68k/m68k.c (m68k_sched_issue_rate,
19448 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19450 (TARGET_SCHED_ISSUE_RATE,
19451 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19452 (override_options): Handle scheduling for ColdFire V4 core.
19453 (m68k_expand_prologue): Emit stack_tie.
19454 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19455 'OP_TYPE_FPN'. Update all uses.
19456 (sched_guess_p): Remove.
19457 (sched_address_type): Handle symbolic addresses.
19458 (sched_get_operand): New static function.
19459 (sched_operand_type): Merge into sched_attr_op_type.
19460 (sched_attr_op_type): Handle FP registers, handle quick constants,
19462 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19463 (m68k_sched_attr_size): Update. Move logic to ...
19464 (sched_get_attr_size_int): New static function.
19465 (sched_get_opxy_mem_type): New static function.
19466 (m68k_sched_attr_op_mem): Update.
19467 (m68k_sched_attr_type2): Remove.
19468 (sched_cfv4_bypass_data): New static variable.
19469 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19470 (m68k_sched_issue_rate): Implement scheduler hook.
19471 (struct _sched_ib: enabled_p): New field.
19472 (m68k_sched_variable_issue): Update. Handle V4.
19473 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19474 sched_dump_class_func_t, sched_dump_split_class,
19475 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19476 sched_dump_dfa_class, m68k_sched_dump): Remove.
19477 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19479 (m68k_sched_init_global): Remove statisctics dumping, introduce
19480 sanity check that all instructions have pipeline reservations. Handle
19482 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19483 Handle ColdFire V4 core.
19484 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19485 New static functions.
19486 (m68k_sched_address_bypass_p): New bypass predicate.
19487 (sched_get_indexed_address_scale): New static function.
19488 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19490 * cf.md: Update comments.
19491 (define_attr type2): Remove. Use 'type' attribute instead.
19493 (cf_ib): Rename to cfv123_ib. Update all uses.
19494 (cf_oep): Rename to cfv123_oep. Update all uses.
19495 (cf_chr): Rename to cfv123_chr. Update all uses.
19496 (cf_mem): Rename to cfv123_mem. Update all uses.
19497 (cf_mac): Move to more appropriate place.
19498 (cfv123_guess): New automaton and cpu_unit.
19499 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19500 Update uses of 'size' attribute. Handle before reload scheduling.
19501 (cfv123_guess): New dummy reservation for unhandled instructions.
19502 (cfv4_*): Pipeline description of ColdFire V4 core.
19503 (ignore): New reservation to handle 'ignore' type.
19505 2008-05-07 Ian Lance Taylor <iant@google.com>
19507 PR middle-end/36013
19508 * gimplify.c (find_single_pointer_decl_1): Don't look through
19510 (find_single_pointer_decl): Adjust comments.
19512 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19514 PR middle-end/36137
19515 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19516 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19518 PR middle-end/36106
19519 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19520 integral type rather than floating point, then VIEW_CONVERT_EXPR
19521 to the floating point type.
19523 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19525 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19526 TFmode op0 to register.
19528 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19530 * c-decl.c (grokdeclarator): Comment typo.
19532 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19534 * tree-flow.h: Remove prototype for computed_goto_p.
19535 * tree-cfg.c (computed_goto_p): Make static.
19537 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19540 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19541 (contains_aligned_value_p): This. Handle _Decimal128.
19542 (ix86_function_arg_boundary): Only align _Decimal128 to its
19543 natural boundary and handle it properly.
19545 2008-05-06 Martin Jambor <mjambor@suse.cz>
19547 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19548 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19549 (ipcp_method_set_orig_node): Removed.
19550 (ipcp_cval_get_cvalue_type): Removed.
19551 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19552 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19553 (ipcp_cval_set_cvalue_type): Removed.
19554 (ipcp_cval_get_cvalue): Removed.
19555 (ipcp_cval_set_cvalue): Removed.
19556 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19557 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19558 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19559 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19560 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19561 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19562 (ipcp_get_ith_lattice): Changed parameters.
19563 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19564 (ipcp_lattice_from_jfunc): Changed parameters.
19565 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19566 (ipcp_method_cval_print): Added temporary variable info.
19567 (ipcp_redirect): Removed already unused local variable caller.
19568 (ipcp_redirect): New temporary variable orig_callee_info
19569 (ipcp_redirect): Removed newly unused local variable callee.
19570 (ipcp_redirect): Removed (a bit confusing) local variable type.
19571 (ipcp_insert_stage): Added local variable info.
19572 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19574 (ipcp_formal_create): Removed.
19575 (ipcp_method_cval_set): Removed.
19576 (ipcp_propagate_stage): Renamed lattice variables.
19577 (ipcp_method_cval_set_cvalue_type): Removed.
19578 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19579 (ipcp_print_all_lattices): Changed printed strings to refer to
19580 lattices rather than cvals.
19581 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19582 (ipcp_propagate_const): Changed formal parameters.
19583 (build_const_val): Changed formal parameters.
19584 (ipcp_insert_stage): Removed useless variable cvalue
19585 (build_const_val): Changed formal parameters.
19586 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19587 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19588 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19589 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19590 (ipcp_print_func_profile_counts): Changed string from "method" to
19592 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19593 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19594 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19595 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19596 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19597 (ipcp_lat_is_const): Changed parameters and made inline.
19598 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19599 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19600 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19601 the predicate condition directly
19602 (ipcp_propagate_stage): Added local variable args. Removed local
19603 variable callee. (Both are mere code simplifications.)
19604 (ipcp_method_dont_insert_const): Renamed to
19605 ipcp_node_not_modifiable_p.
19606 (ipcp_node_not_modifiable_p): Made inline.
19607 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19608 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19609 (ipcp_print_all_lattices): Removed variable cvalue
19610 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19613 2008-05-06 Olivier Hainque <hainque@adacore.com>
19615 * tree-sra.c (try_instantiate_multiple_fields): Early return
19616 if field has POINTER_TYPE.
19618 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19620 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19621 by using 'q' specifier for instruction.
19622 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19624 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19626 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19627 Change mode of zero_extract from QImode to HImode.
19628 (sign bit tests peepholes): (Ditto.).
19630 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19632 * config/i386/mmx.md: Remove double backslashes from asm templates.
19633 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19634 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19635 to handle nonimmediate operands.
19636 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19637 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19638 to handle nonimmediate operands.
19639 (*mmx_<code>v2sf3_finite): New insn pattern.
19640 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19641 (mmx_<code>v2sf3): New expander. Use
19642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19643 (mmx_<plusminus_insn><mode>3): New expander. Use
19644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19645 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19646 (mmx_add<mode>3): Removed.
19647 (mmx_ssadd<mode>3): Ditto.
19648 (mmx_usadd<mode>3): Ditto.
19649 (mmx_sub<mode>3): Ditto.
19650 (mmx_sssub<mode>3): Ditto.
19651 (mmx_ussub<mode>3): Ditto.
19652 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19653 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19654 to handle nonimmediate operands.
19655 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19657 (mmx_smulv4hi3_highpart): New expander. Use
19658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19659 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19661 (mmx_umulv4hi3_highpart): New expander. Use
19662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19663 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19664 (mmx_<code>v4hi3): New expander. Use
19665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19666 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19667 (mmx_<code>v8qi3): New expander. Use
19668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19669 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19670 (mmx_<code><mode>3): New expander. Use
19671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19673 2008-05-05 Jan Hubicka <jh@suse.cz>
19675 PR tree-optimization/36118
19676 * passes.c (pass_init_dump_file): Fix dump header.
19678 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19680 PR middle-end/36141
19681 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19682 VCE for function decls.
19684 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19686 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19688 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19690 * config/i386/i386.md (sat_plusminus): New.
19691 (plusminus_insn): Likewise.
19692 (plusminus_mnemonic): Likewise.
19694 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19695 (*<addsub><mode>3_cc_overflow): Renamed to ...
19696 (*<plusminus_insn><mode>3_cc_overflow): This.
19697 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19698 (*<plusminus_insn>si3_zext_cc_overflow): This.
19700 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19701 (<plusminus_insn><mode>3): This.
19702 (*<addsub><mode>3): Renamed to ...
19703 (*<plusminus_insn><mode>3): This.
19704 (<sse>_vm<addsub><mode>3): Renamed to ...
19705 (<sse>_vm<plusminus_insn><mode>3): This.
19706 (sse3_h<addsub>v4sf3): Renamed to ...
19707 (sse3_h<plusminus_insn>v4sf3): This.
19708 (sse3_h<addsub>v2df3): Renamed to ...
19709 (sse3_h<plusminus_insn>v2df3): This.
19710 (<plusminus_insn><mode>3): New.
19711 (*<plusminus_insn><mode>3): Likewise.
19712 (sse2_<plusminus_insn><mode>3): Likewise.
19713 (add<mode>): Removed.
19714 (*add<mode>3): Likewise.
19715 (sse2_ssadd<mode>3): Likewise.
19716 (sse2_usadd<mode>3): Likewise.
19717 (sub<mode>3): Likewise.
19718 (*sub<mode>3): Likewise.
19719 (sse2_sssub<mode>3): Likewise.
19720 (sse2_ussub<mode>3): Likewise.
19722 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19724 * gthr-single.h: Add in required interface elements as per gthr.h.
19725 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19726 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19727 Generalize UNUSED macro.
19728 (__gthread_once): Add.
19729 (__gthread_key_create): Add.
19730 (__gthread_key_delete): Add.
19731 (__gthread_getspecific): Add.
19732 (__gthread_setspecific): Add.
19734 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19737 the same size types for the indirect reference on the rhs, then
19740 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19742 * config/i386/i386.md
19743 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19744 one insn template instead of template series.
19745 (*xordi_1_rex64): Ditto.
19746 (*xordi_2_rex64): Ditto.
19748 2008-05-05 Ira Rosen <irar@il.ibm.com>
19750 PR tree-optimization/36119
19751 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19754 2008-06-04 Jan Hubicka <jh@suse.cz>
19756 tree-optimization/36100
19757 * tree-pass.h (pass_O0_always_inline): Declare.
19758 * ipa-inline.c (inline_transform): Remove dead code.
19759 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19760 pass_O0_always_inline): New.
19761 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19763 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19765 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19766 mnemonic in this_param move for TARGET_64BIT.
19768 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19770 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19771 (*strmovsi_rex_1): Ditto.
19772 (*strsetsi_1): Ditto.
19773 (*strsetsi_rex_1): Ditto.
19775 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19776 adddicc expanders using SWI mode iterator.
19778 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19781 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19784 2008-05-04 David S. Miller <davem@davemloft.net>
19786 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19787 (sparc*-*-linux*): Use linux.h in tm_file.
19788 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19789 compiler defaulting to 32-bit.
19790 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19792 * config/sparc/linux.h: Remove definitions now obtained
19793 properly from linux.h
19794 * config/sparc/linux64.h: Likewise.
19795 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19796 don't want this setting for 32-bit builds in a biarch compiler.
19797 * doc/install.texi: Add sparc-linux to list of targets
19798 supporting --enable-targets=all.
19800 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19802 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19804 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19806 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19807 after V4SI_FTYPE_V8HI.
19808 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19809 case V4SI_FTYPE_V2DF.
19811 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19813 * doc/invoke.texi (max-flow-memory-locations): Removed.
19814 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19816 2008-05-03 Richard Guenther <rguenther@suse.de>
19818 PR middle-end/34973
19819 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19821 2008-05-02 David S. Miller <davem@davemloft.net>
19823 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19825 2008-05-02 Simon Baldwin <simonb@google.com>
19828 * c-common.h (warn_array_subscript_range): Removed.
19829 * c-common.c (warn_array_subscript_range): Ditto.
19830 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19831 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19833 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19835 * config/i386/i386.c (ix86_special_builtin_type): New.
19836 (bdesc_special_args): Likewise.
19837 (ix86_expand_special_args_builtin): Likewise.
19838 (ix86_init_mmx_sse_builtins): Updated.
19839 (ix86_expand_builtin): Updated.
19840 (ix86_expand_store_builtin): Removed.
19841 (ix86_expand_unop_builtin): Likewise.
19843 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19844 * config/i386/mmintrin.h (__v2sf): Here.
19846 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19848 (_mm_loadl_pi): Likewise.
19849 (_mm_storeh_pi): Replace __v2si with __v2sf.
19850 (_mm_storel_pi): Likewise.
19852 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19853 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19854 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19855 __builtin_ia32_loadlpd.
19857 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19859 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19860 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19861 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19862 (ix86_init_mmx_sse_builtins): Updated.
19863 (ix86_expand_args_builtin): Likewise.
19864 (ix86_expand_builtin): Likewise.
19865 (ix86_expand_unop1_builtin): Renamed to ...
19866 (ix86_expand_unop_vec_merge_builtin): This.
19868 2008-05-01 Jan Hubicka <jh@suse.cz>
19871 * ipa-inline.c (inline_generate_summary): Make static.
19872 (inline_transform): Do not call inlining at -O0; make static.
19873 * passes.c (execute_todo): Add sanity check.
19874 (execute_one_ipa_transform_pass): Execute proper flags.
19876 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19878 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19879 (DECL_NONADDRESSABLE_P): Likewise.
19880 * alias.c (record_component_aliases): Fix comment.
19882 2008-05-01 Simon Baldwin <simonb@google.com>
19884 * c-common.h (warn_array_subscript_range): New function.
19885 * c-common.c (warn_array_subscript_range): Ditto.
19886 * tree-vrp.c (check_array_ref): Corrected code to agree with
19887 comment, ignoring only arrays of size 0 or size 1.
19888 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19890 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19892 * config/i386/i386.c (ix86_builtin_type): Replace
19893 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19894 (bdesc_args): Updated.
19895 (ix86_init_mmx_sse_builtins): Likewise.
19896 (ix86_expand_args_builtin): Likewise.
19898 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19901 * doc/extend.texi: Correct __builtin_ia32_palignr.
19903 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19906 * config/i386/i386.c (bdesc_crc32): Removed.
19907 (ix86_expand_crc32): Likewise.
19908 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19909 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19910 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19911 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19912 UINT_FTYPE_UINT_UCHAR.
19913 (bdesc_args): Updated. Add crc32 builtins.
19914 (ix86_init_mmx_sse_builtins): Updated.
19915 (ix86_expand_args_builtin): Updated to support subreg.
19917 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19919 2008-05-01 Jan Hubicka <jh@suse.cz>
19921 * tree-pass.h (opt_pass): Add IPA_PASS.
19922 (varpool_node, cgraph_node): Forward declare.
19923 (ipa_opt_pass): Define.
19924 (pass_ipa_inline): Turn into ipa_opt_pass.
19925 (pass_apply_inline): Remove.
19926 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19927 (apply_inline): Turn into ....
19928 (inline_transform): ... this one.
19929 (inline_generate_summary): New function.
19930 (pass_apply_inline): Remove.
19931 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19933 (struct function): Add ipa_transforms_to_apply.
19934 * passes.c (register_one_dump_file): Work on IPA_PASS.
19935 (init_optimization_passes): Remove pass_inline_parameters and
19937 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19938 (execute_one_pass) ... here; apply transforms when possible.
19939 (add_ipa_transform_pass, execute_ipa_summary_asses,
19940 execute_one_ipa_transform_pass): New.
19941 (execute_ipa_pass_list): Update for IPA_PASS type.
19943 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19945 * config/i386/i386.c (ix86_builtin_type): Add
19946 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19947 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19948 (bdesc_args): Add SSE4a builtins.
19949 (ix86_init_mmx_sse_builtins): Updated.
19950 (ix86_expand_args_builtin): Likewise.
19951 (ix86_expand_builtin): Likewise.
19953 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19955 * config/i386/i386.c (ix86_builtin_type): Add
19956 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19957 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19958 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19959 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19960 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19961 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19962 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19963 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19964 and DI_FTYPE_DI_DI_INT.
19965 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19966 (ix86_init_mmx_sse_builtins): Updated.
19967 (ix86_expand_args_builtin): Likewise.
19968 (ix86_expand_builtin): Likewise.
19969 (ix86_expand_binop_imm_builtin): Removed.
19971 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19973 2008-04-30 Richard Guenther <rguenther@suse.de>
19975 PR tree-optimization/32921
19976 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19978 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19980 * config/arm/arm.c (arm_unwind_emit): Use
19981 crtl->all_throwers_are_sibcalls instead of
19982 cfun->all_throwers_are_sibcalls.
19983 (arm_output_fn_unwind): Likewise.
19984 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19985 instead of cfun->uses_pic_offset_table.
19986 (frv_expand_prologue): Likewise.
19987 (frv_frame_pointer_required): Likewise.
19988 (frv_expand_fdpic_call): Likewise.
19989 (frv_emit_movsi): Likewise.
19990 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19991 cfun->returns_pcc_struct instead of
19992 current_function_returns_pcc_struct.
19993 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19994 instead of cfun->calls_eh_return.
19995 (m32c_pushm_popm): Likewise.
19996 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19997 "extern" declaration.
19999 2008-04-30 Richard Guenther <rguenther@suse.de>
20001 PR tree-optimization/21636
20002 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20004 (evaluate_stmt): Print the likely value.
20005 (ccp_visit_stmt): Avoid excessive vertical spacing.
20007 2008-04-30 Rafael Espíndola <espindola@google.com>
20009 * builtins.c (fold_call_expr): Return realret.
20010 * tree-ssa-threadedge.c
20011 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20012 __builtin_object_size.
20014 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20016 * gcc.c (wrapper_string): New variable.
20017 (insert_wrapper): New function.
20018 (execute): New option -wrapper.
20019 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20021 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20023 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20024 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20025 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20027 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20028 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20029 config/rs6000/e500crtres64gprctr.asm,
20030 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20031 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20032 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20033 config/rs6000/e500crtsav64gprctr.asm,
20034 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20035 config/rs6000/e500crtsavg64gprctr.asm: New files.
20036 * config/rs6000/t-ppccomm: Add build rules for new files.
20037 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20038 * config/rs6000/t-netbsd: Add build rules for new files.
20039 (LIB2FUNCS_STATIC_EXTRA): New variable.
20040 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20041 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20042 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20044 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20046 * config/i386/i386.c (ix86_builtin_type): Add
20047 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20048 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20049 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20050 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20051 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20052 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20053 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20054 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20055 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20056 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20057 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20058 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20059 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20060 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20061 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20062 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20063 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20064 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20065 V1DI_FTYPE_V2SI_V2SI.
20066 (bdesc_2arg): Moved to ...
20067 (bdesc_args): Here.
20068 (ix86_init_mmx_sse_builtins): Updated.
20069 (ix86_expand_args_builtin): Updated. Take a pointer
20070 to const struct builtin_description. Handle comparison
20072 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20073 (ix86_expand_builtin): Updated.
20075 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20076 (ssse3_pmaddubsw128): This.
20077 (ssse3_pmaddubswv4hi3): Renamed to ...
20078 (ssse3_pmaddubsw): This.
20080 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20081 (__builtin_ia32_packssdw128): Likewise.
20082 (__builtin_ia32_packuswb128): Likewise.
20083 (__builtin_ia32_pmaddubsw): Likewise.
20084 (__builtin_ia32_pmaddubsw128): Likewise.
20086 2008-04-30 Richard Guenther <rguenther@suse.de>
20088 PR tree-optimization/14847
20089 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20090 (recognize_bits_test): Use it.
20091 (recognize_single_bit_test): Likewise.
20093 2008-04-30 Martin Jambor <mjambor@suse.cz>
20095 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20096 instead of setting number of formal parameters to zero.
20097 (ipcp_init_stage): Do not set the number of actual parameters to zero
20099 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20100 which are called with variable number of arguments.
20101 (ipcp_insert_stage): Explicitely skipping all nodes which are
20102 called with variable number of arguments.
20103 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20104 number of parameters.
20106 * ipa-prop.h (struct ipa_node_params): Added flag
20107 called_with_var_arguments
20108 (ipa_set_param_count): Added. Changed sole setter to use it.
20109 (ipa_get_param_count): Added. All readers of param_count
20110 converted to use it instead.
20111 (ipa_set_called_with_variable_arg): Added.
20112 (ipa_is_called_with_var_arguments): Added.
20113 (ipa_get_ith_param): Added. All readers of param_decls converted
20115 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20117 (ipa_get_cs_argument_count): Added, all readers of argument_count
20119 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20122 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20123 (struct ipcp_lattice): Renamed cval_type to type
20124 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20126 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20127 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20128 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20129 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20130 (build_const_val): Changed the type of parameter cvalue to tree
20131 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20132 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20134 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20137 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20138 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20139 (ipa_add_method): Renamed to ipa_push_func_to_list
20140 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20141 (ipa_callsite_param_count): Removed.
20142 (ipa_callsite_param_count_set): Removed.
20143 (ipa_callsite_param): Removed.
20144 (ipa_callsite_callee): Removed.
20145 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20146 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20147 (ipa_method_formal_count): Removed.
20148 (ipa_method_formal_count_set): Removed.
20149 (ipa_method_get_tree): Removed.
20150 (ipa_method_tree_map_create): Removed.
20151 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20152 (ipa_create_param_decls_array): Creates the array itself
20153 (ipa_create_param_decls_array): Temporary variable info instead of
20154 a few dereferences.
20155 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20156 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20157 (get_type): Removed.
20158 (ipa_jf_get_info_type): Removed.
20159 (ipa_node_create): Renamed to ipa_create_node_params
20160 (ipa_free): Renamed to ipa_free_all_node_params
20161 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20162 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20163 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20164 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20165 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20166 ipa_free_all_edge_args
20167 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20168 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20169 (ipa_create_methodlist_node): Removed.
20170 (ipa_methodlist_method): Removed.
20171 (ipa_methodlist_method_set): Removed.
20172 (ipa_methodlist_next_method): Removed.
20173 (ipa_methodlist_next_method_set): Removed.
20174 (ipa_method_is_modified): Removed.
20175 (ipa_method_modify_create): Removed.
20176 (ipa_method_modify_init): Temporary variable info instead of a few
20178 (ipa_detect_param_modifications): Temporary variable info instead of
20179 a few dereferences.
20180 (ipa_compute_jump_functions): Temporary variable info instead of
20181 a few dereferences.
20182 (ipa_method_modify_set): Removed.
20183 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20184 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20185 than craph_node as the first parameter.
20186 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20187 (ipa_method_modify_init): Removed.
20188 (ipa_compute_jump_functions): Added a temp variable instead of
20189 repeatadly dereferencing the cgraph_edge.aux pointer
20190 (ipa_callsite_param_set_type): Removed.
20191 (ipa_compute_jump_functions): i renamed to index and moved to
20193 (ipa_callsite_param_set_info_type_formal): Removed.
20194 (ipa_callsite_param_set_info_type): Removed.
20195 (ipa_callsite_param_map_create): Removed.
20196 (ipa_callsite_tree): Removed.
20197 (ipa_callsite_caller): Removed.
20198 (ipa_pop_func_from_list): return_method removed to return_func
20200 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20201 prefixed all values with IPA_. Changed all users.
20202 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20203 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20204 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20205 (union parameter_info): Renamed to jump_func_value.
20206 (union jump_func_value): Renamed value to constant
20207 (struct ipa_jump_func): Renamed info_type to value
20208 (struct ipa_node): Renamed to ipa_node_params
20209 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20210 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20211 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20212 (struct ipa_edge): Renamed to ipa_edge_args
20213 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20214 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20215 (struct ipa_methodlist): Renamed to ipa_func_list
20216 (struct ipa_func_list): method_p renamed to node, next_method
20218 (ipa_methodlist_p): Removed, switched all users to struct pointer
20219 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20221 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20223 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20224 (rs6000_emit_epilogue): Use backchain to restore only when we
20225 have a large frame. Make use of frame pointer to restore if we
20226 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20228 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20230 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20231 Add mode to zero_extract.
20232 (sign bit tests peepholes): (Ditto.).
20234 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20236 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20237 Instructions in comments with SSE3.
20238 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20239 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20240 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20241 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20242 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20243 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20244 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20245 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20246 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20247 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20248 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20249 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20250 (bdesc_sse_args): Renamed to ...
20251 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20252 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20253 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20254 IX86_BUILTIN_FABSQ.
20255 (bdesc_1arg): Moved to ...
20256 (bdesc_args): Here.
20257 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20258 Instructions in comments with SSE3.
20259 (ix86_expand_sse_operands_builtin): Renamed to ...
20260 (ix86_expand_args_builtin): This. Updated.
20261 (ix86_expand_unop1_builtin): Update comments.
20262 (ix86_expand_builtin): Updated.
20264 2008-04-29 Richard Guenther <rguenther@suse.de>
20266 PR tree-optimization/36078
20267 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20268 Update virtual SSA form after cleaning up the CFG.
20270 2008-04-29 Richard Guenther <rguenther@suse.de>
20272 PR middle-end/15255
20273 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20275 2008-04-29 Richard Guenther <rguenther@suse.de>
20277 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20278 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20279 (compute_flow_insensitive_aliasing): Do not treat
20280 PTR_IS_REF_ALL pointers special.
20281 (get_smt_for): Likewise.
20282 (may_alias_p): Re-structure.
20283 (is_escape_site): A ref-all pointer conversion is not an escape site.
20284 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20285 PTR_IS_REF_ALL pointers special.
20286 * tree-ssa-structalias.h (struct alias_info): Remove
20287 ref_all_symbol_mem_tag field.
20288 (PTR_IS_REF_ALL): Remove.
20290 2008-04-29 Richard Guenther <rguenther@suse.de>
20292 PR middle-end/36077
20293 * fold-const.c (extract_muldiv_1): In combining division constants
20294 make sure to never overflow.
20296 2008-04-29 Nick Clifton <nickc@redhat.com>
20298 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20300 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20303 * optc-gen.awk: Work around HP-UX/IA awk bug.
20305 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20307 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20310 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20313 * config/i386/i386.md
20314 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20315 Change operand 1 predicate to nonimmediate_operand.
20317 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20320 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20322 * gengtype.c (walk_type, write_func_for_structure): Handle
20324 * doc/gty.texi: Document chain_circular.
20326 2008-04-28 Richard Guenther <rguenther@suse.de>
20328 PR tree-optimization/36066
20329 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20332 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20335 * config/i386/i386.md
20336 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20337 Use match_scratch instead of match_operand for operands 3 and 4.
20339 2008-04-27 Richard Guenther <rguenther@suse.de>
20341 PR tree-optimization/18754
20342 PR tree-optimization/34223
20343 * tree-pass.h (pass_complete_unrolli): Declare.
20344 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20345 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20346 Rewrite loop into loop closed SSA form if it is not already.
20347 (tree_unroll_loops_completely): Re-structure to iterate over
20348 innermost loops with intermediate CFG cleanups.
20349 Unroll outermost loops only if requested or the code does not grow
20351 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20352 loops are available.
20353 (tree_vectorize): Instead do so here.
20354 (tree_complete_unroll): Also unroll outermost loops.
20355 (tree_complete_unroll_inner): New function.
20356 (gate_tree_complete_unroll_inner): Likewise.
20357 (pass_complete_unrolli): New pass.
20358 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20359 uses outside of the loop.
20360 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20361 form if it is available.
20362 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20363 * passes.c (init_optimization_passes): Schedule complete inner
20364 loop unrolling pass before the first CCP pass after final inlining.
20366 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20368 * targhooks.h (default_emutls_var_fields,
20369 default_emutls_var_init): Declare.
20370 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20371 * target.h (struct gcc_target): Add struct emutls member.
20372 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20373 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20374 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20375 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20376 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20377 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20378 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20379 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20380 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20381 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20382 emit debug information.
20383 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20384 * varasm.c: Include targhooks.h.
20385 (emutls_object_section, emutls_tmpl_section): New.
20386 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20387 (EMUTLS_SEPARATOR): New.
20388 (prefix_name): New.
20389 (get_emutls_object_name): New.
20390 (default_emutls_var_fields): New, broken out of ...
20391 (get_emutls_object_type): ... here. Adjust to use target hooks.
20392 (get_emutls_init_templ_addr): Adjust to use target hooks.
20393 (emutls_decl): Adjust to use target hooks.
20394 (emutls_finish): Likewise.
20395 (default_emutls_var_init): New, broken out of ...
20396 (assemble_variable): ... here. Adjust to use target hooks.
20397 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20398 SECCAT_EMUTLS_TMPL.
20399 * c-common.c (handle_section_attribute): Prevent overriding
20400 sections for emulated tls with special sections.
20401 * config/i386/i386.c (x86_64_elf_select_section): Add
20402 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20403 (x86_64_elf_unique_section): Likewise.
20404 * config/vxworks.c: Include tree.h.
20405 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20406 (vxworks_override_options): Set TLS scheme.
20407 * doc/tm.texi (Emulated TLS): New node.
20409 2008-04-26 Simon Baldwin <simonb@google.com>
20412 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20413 with propagated string constants.
20415 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20417 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20418 constraint for operand 2 when operand 0 is memory operand.
20419 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20420 operand 0 is memory operand.
20421 (fix_trunc<mode>_i387_with_temp): Ditto.
20422 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20423 operand 2 when operand 1 is memory operand.
20424 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20425 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20426 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20427 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20428 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20429 operands 2,3 and 4 when operand 1 is memory operand.
20430 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20432 (fistdi2_floor_with_temp): Ditto.
20433 (fist<mode>2_floor_with_temp): Ditto.
20434 (fistdi2_ceil_with_temp): Ditto.
20435 (fist<mode>2_ceil_with_temp): Ditto.
20436 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20438 2008-04-26 David Daney <ddaney@avtrex.com>
20440 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20442 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20443 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20444 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20445 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20446 (compare_and_swap_12): New insn.
20447 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20448 * config/mips/mips.c (mips_force_binary): New function.
20449 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20450 (mips_expand_compare_and_swap_12): New function.
20451 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20453 2008-04-25 Jan Hubicka <jh@suse.cz>
20456 * cfgexpand.c (pass_expand): Turn into RTL pass.
20457 * passes.c (execute_one_pass): Do pass typechecking after execution.
20458 * tree-pass.h (pass_expand): Turn into RTL pass.
20460 * function.h (struct rtl_data): Move here fields
20461 accesses_prior_frames, calls_eh_return, saves_all_registers,
20462 has_nonlocal_goto, has_asm_statement, is_thunk,
20463 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20464 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20465 arg_pointer_save_area_init from struct function; turn into bool.
20466 (struct function): Move
20467 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20468 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20469 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20470 tail_call_emit, arg_pointer_save_area_init
20471 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20472 (current_function_returns_struct, current_function_returns_pcc_struct,
20473 current_function_calls_setjmp, current_function_calls_alloca,
20474 current_function_accesses_prior_frames,
20475 current_function_calls_eh_return, current_function_is_thunk,
20476 current_function_stdarg, current_function_profile,
20477 current_function_limit_stack, current_function_uses_pic_offset_table,
20478 current_function_uses_const_pool, current_function_has_nonlocal_label,
20479 current_function_saves_all_registers,
20480 current_function_has_nonlocal_goto,
20481 current_function_has_asm_statement): Remove accesor macros.
20482 * ra-conflict.c (global_conflicts): Update.
20483 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20484 (suitable_for_tail_call_opt_p): Update.
20485 * builtins.c (expand_builtin_return_addr): Update.
20486 (expand_builtin_setjmp_setup): Update.
20487 (expand_builtin_nonlocal_goto): Update.
20488 * final.c (final_start_function): Update.
20489 (profile_function): Update.
20490 (leaf_function_p): Update.
20491 (only_leaf_regs_used): Update.
20492 * df-scan.c (df_get_exit_block_use_set): Update.
20493 * dojump.c (clear_pending_stack_adjust): Update.
20494 * tree-stdarg.c (gate_optimize_stdarg): Update.
20495 * gimple-low.c (lower_function_body): Update.
20496 * global.c (compute_regsets): Update.
20497 (global_alloc): Update.
20498 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20499 * expr.c (expand_assignment): Update.
20500 * dse.c (dse_step0): Update.
20501 (dse_step1): Update.
20502 * c-decl.c (store_parm_decls): Update.
20503 * local-alloc.c (combine_regs): Update.
20504 (find_free_reg): Update.
20505 * function.c (assign_parms_augmented_arg_list): Update.
20506 (assign_parm_find_data_types): Update.
20507 (assign_parms): Update.
20508 (allocate_struct_function): Update.
20509 (expand_function_start): Update.
20510 (expand_function_end): Update.
20511 (get_arg_pointer_save_area): Update.
20512 (thread_prologue_and_epilogue_insns): Update.
20513 (rest_of_match_asm_constraints): Update.
20514 * stor-layout.c (variable_size): Update.
20515 * gcse.c (gcse_main): Update.
20516 (bypass_jumps): Update.
20517 * gimplify.c (gimplify_function_tree): Update.
20518 * calls.c (emit_call_1): Update.
20519 (expand_call): Update.
20520 * bt-load.c (compute_defs_uses_and_gen): Update.
20521 * except.c (sjlj_assign_call_site_values): Update.
20522 (sjlj_emit_function_enter): Update.
20523 (can_throw_external): Update.
20524 (set_nothrow_function_flags): Update.
20525 (expand_builtin_unwind_init): Update.
20526 (expand_eh_return): Update.
20527 (convert_to_eh_region_ranges): Update.
20528 (output_function_exception_table): Update.
20529 * emit-rtl.c (gen_tmp_stack_mem): Update.
20530 * cfgexpand.c (expand_used_vars): Update.
20531 (tree_expand_cfg): Update.
20532 * cfgcleanup.c (rest_of_handle_jump): Update.
20533 * explow.c (allocate_dynamic_stack_space): Update.
20534 * varasm.c (assemble_start_function): Update.
20535 (force_const_mem): Update.
20536 (mark_constant_pool): Update.
20537 * tree-optimize.c (tree_rest_of_compilation): Update.
20538 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20539 * tree-cfg.c (notice_special_calls): Update.
20540 (is_ctrl_altering_stmt): Update.
20541 (tree_can_make_abnormal_goto): Update.
20542 (tree_purge_dead_abnormal_call_edges): Update.
20543 * config/alpha/predicates.md: Update.
20544 * config/alpha/alpha.c (alpha_sa_mask): Update.
20545 (alpha_sa_size): Update.
20546 (alpha_does_function_need_gp): Update.
20547 (alpha_expand_prologue): Update.
20548 (alpha_start_function): Update.
20549 (alpha_output_function_end_prologue): Update.
20550 (alpha_expand_epilogue): Update.
20551 * config/frv/frv.c (frv_stack_info): Update.
20552 (frv_expand_epilogue): Update.
20553 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20554 (s390_register_info): Update.
20555 (s390_frame_info): Update.
20556 (s390_init_frame_layout): Update.
20557 (s390_can_eliminate): Update.
20558 (save_gprs): Update.
20559 * config/spu/spu.c (spu_split_immediate): Update.
20560 (need_to_save_reg): Update.
20561 (spu_expand_prologue): Update.
20562 (spu_expand_epilogue): Update.
20563 * config/sparc/sparc.md: Update.
20564 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20565 (sparc_tls_got): Update.
20566 (legitimize_pic_address): Update.
20567 (sparc_emit_call_insn): Update.
20568 (sparc_expand_prologue): Update.
20569 (output_return): Update.
20570 (print_operand): Update.
20571 (sparc_function_ok_for_sibcall): Update.
20572 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20573 * config/m32r/m32r.md: Update.
20574 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20575 (m32r_compute_frame_size): Update.
20576 (m32r_expand_prologue): Update.
20577 (m32r_expand_epilogue): Update.
20578 (m32r_legitimize_pic_address): Update.
20579 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20580 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20581 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20582 (gen_push): Update.
20583 (ix86_save_reg): Update.
20584 (ix86_compute_frame_layout): Update.
20585 (ix86_expand_prologue): Update.
20586 (ix86_expand_epilogue): Update.
20587 * config/sh/sh.c (output_stack_adjust): Update.
20588 (calc_live_regs): Update.
20589 (sh5_schedule_saves): Update.
20590 (sh_expand_prologue): Update.
20591 (sh_expand_epilogue): Update.
20592 (sh_setup_incoming_varargs): Update.
20593 (sh_allocate_initial_value): Update.
20594 (sh_get_pr_initial_val): Update.
20595 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20596 * config/sh/sh.md (label:): Update.
20597 * config/avr/avr.c (out_movhi_mr_r): Update.
20598 * config/crx/crx.h (enum): Update.
20599 * config/xtensa/xtensa.h (along): Update.
20600 * config/stormy16/stormy16.c Update.
20601 (xstormy16_compute_stack_layout): Update.
20602 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20603 (fr30_expand_prologue): Update.
20604 * config/cris/cris.c (cris_conditional_register_usage): Update.
20605 (cris_reg_saved_in_regsave_area): Update.
20606 (cris_initial_frame_pointer_offset): Update.
20607 (cris_simple_epilogue): Update.
20608 (cris_expand_prologue): Update.
20609 (cris_expand_epilogue): Update.
20610 (cris_expand_pic_call_address): Update.
20611 (cris_asm_output_symbol_ref): Update.
20612 (cris_asm_output_label_ref): Update.
20613 * config/cris/cris.md Update.
20614 * config/iq2000/iq2000.c (compute_frame_size): Update.
20615 (iq2000_expand_epilogue): Update.
20616 * config/mt/mt.h (save_direction): Update.
20617 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20618 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20619 (ia64_secondary_reload_class): Update.
20620 * config/m68k/m68k.c (m68k_save_reg): Update.
20621 (m68k_expand_prologue): Update.
20622 (m68k_expand_epilogue): Update.
20623 (legitimize_pic_address): Update.
20624 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20625 (first_reg_to_save): Update.
20626 (first_altivec_reg_to_save): Update.
20627 (compute_vrsave_mask): Update.
20628 (compute_save_world_info): Update.
20629 (rs6000_stack_info): Update.
20630 (spe_func_has_64bit_regs_p): Update.
20631 (rs6000_ra_ever_killed): Update.
20632 (rs6000_emit_eh_reg_restore): Update.
20633 (rs6000_emit_allocate_stack): Update.
20634 (rs6000_emit_prologue): Update.
20635 (rs6000_emit_epilogue): Update.
20636 (rs6000_output_function_epilogue): Update.
20637 (output_profile_hook): Update.
20638 (rs6000_elf_declare_function_name): Update.
20639 * config/rs6000/rs6000.h (rs6000_args): Update.
20640 * config/rs6000/rs6000.md: Update.
20641 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20642 * config/arc/arc.c (arc_output_function_epilogue): Update.
20643 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20644 * config/darwin.c (machopic_function_base_name): Update.
20645 * config/score/score3.c (score3_compute_frame_size): Update.
20648 (score3_epilogue): Update.
20649 * config/score/score7.c (score7_compute_frame_size): Update.
20650 (score7_prologue): Update.
20651 (score7_epilogue): Update.
20652 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20653 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20654 * config/arm/arm.c (use_return_insn): Update.
20655 (require_pic_register): Update.
20656 (arm_load_pic_register): Update.
20657 (arm_compute_save_reg0_reg12_mask): Update.
20658 (arm_compute_save_reg_mask): Update.
20659 (thumb1_compute_save_reg_mask): Update.
20660 (output_return_instruction): Update.
20661 (arm_output_function_prologue): Update.
20662 (arm_output_epilogue): Update.
20663 (arm_get_frame_offsets): Update.
20664 (arm_expand_prologue): Update.
20665 (thumb_pushpop): Update.
20666 (thumb_exit): Update.
20667 (thumb1_expand_prologue): Update.
20668 (thumb1_expand_epilogue): Update.
20669 (arm_unwind_emit): Update.
20670 (arm_output_fn_unwind): Update.
20671 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20672 * config/arm/arm.md: Update.
20673 * config/pa/pa.md: Update.
20674 * config/pa/pa.c (legitimize_pic_address): Update.
20675 (compute_frame_size): Update.
20676 (hppa_expand_prologue): Update.
20677 (hppa_expand_epilogue): Update.
20678 (borx_reg_operand): Update.
20679 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20680 (HARD_REGNO_RENAME_OK): Update.
20681 * config/mips/mips.c (mips_global_pointer): Update.
20682 (mips_save_reg_p): Update.
20683 (mips_compute_frame_info): Update.
20684 (mips_frame_pointer_required): Update.
20685 (mips_expand_prologue): Update.
20686 (mips_expand_epilogue): Update.
20687 (mips_can_use_return_insn): Update.
20688 (mips_reorg_process_insns): Update.
20689 * config/v850/v850.c (compute_register_save_size): Update.
20690 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20691 * config/mmix/mmix.c (along): Update.
20692 (mmix_expand_epilogue): Update.
20693 * config/bfin/bfin.c (legitimize_pic_address): Update.
20694 (must_save_p): Update.
20695 (stack_frame_needed_p): Update.
20696 (add_to_reg): Update.
20697 (bfin_expand_prologue): Update.
20698 * stmt.c (expand_asm_operands): Update.
20699 * reload1.c (reload): Update.
20700 (init_elim_table): Update.
20702 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20704 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20706 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20708 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20709 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20710 (mov<mode>): Removed.
20711 (*movv4sf_internal): Likewise.
20712 (*movv2df_internal): Likewise.
20714 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20716 * config.gcc (crx-*-elf): Remove deprecation.
20718 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20720 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20721 __gcc_deregister_frame with atexit.
20722 (deregister_frame_dtor): Remove.
20724 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20725 Nathan Sidwell <nathan@codesourcery.com>
20727 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20729 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20730 (rs6000_isel): Likewise.
20731 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20732 (rs6000_isel): New variable.
20733 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20735 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20738 * c-common.c (handle_vector_size_attribute): Call
20739 lang_hooks.types.reconstruct_complex_type instead of
20740 reconstruct_complex_type.
20741 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20742 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20743 * langhooks.h (struct lang_hooks_for_types): Add
20744 reconstruct_complex_type hook.
20745 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20746 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20748 2008-04-24 Richard Guenther <rguenther@suse.de>
20750 * c-common.h (check_builtin_function_arguments): Declare.
20751 * c-common.c (validate_nargs): New function.
20752 (check_builtin_function_arguments): Likewise.
20753 * c-typeck.c (build_function_call): Call
20754 check_builtin_function_arguments.
20755 * builtins.c (fold_builtin_classify): Remove error reporting code.
20756 (fold_builtin_unordered_cmp): Likewise.
20757 (fold_builtin_1): Likewise.
20758 (fold_builtin_n): Likewise.
20760 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20762 PR tree-optimization/36008
20763 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20764 the original op1, rather than delta by step.
20766 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20767 Sebastian Pop <sebastian.pop@amd.com>
20769 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20770 eliminate_local_variables_stmt, eliminate_local_variables,
20771 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20772 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20773 of code delimited by two edges in the CFG.
20774 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20775 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20776 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20777 the case of parallelisation of reductions.
20778 (expr_invariant_in_region_p): New.
20780 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20781 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20783 2008-04-24 Ira Rosen <irar@il.ibm.com>
20784 Richard Guenther <rguenther@suse.de>
20786 PR tree-optimization/36034
20787 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20788 incapable of dealing with loads with gaps.
20790 2008-04-24 Rafael Espíndola <espindola@google.com>
20792 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20793 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20794 vrp_evaluate_conditional.
20795 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20796 (vrp_evaluate_conditional): Split the cond argument.
20797 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20798 (simplify_stmt_for_jump_threading): Update call to
20799 vrp_evaluate_conditional.
20801 2008-04-24 Ira Rosen <irar@il.ibm.com>
20803 PR tree-optimization/35982
20804 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20805 interleaved data-refs are of the same type.
20807 2008-04-24 Danny Smith <dannysmith@users.net>
20809 * c-format.c (check_format_info_main): Use strncmp rather than a
20810 magic prefix to handle multichar length specs.
20811 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20812 Don't prefix "I64" and "I32" with '\0'.
20814 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20817 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20818 in registers for -m32 only if stdarg_p (fntype).
20820 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20822 PR rtl-optimization/36006
20823 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20824 temp to op0 in order to avoid invalid rtx sharing.
20826 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20828 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20829 check TREE_INVARIANT.
20830 * tree-gimple.c (is_gimple_address): New.
20831 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20832 * tree-gimple.h (is_gimple_address): New.
20833 * tree.h (decl_address_invariant_p): New.
20834 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20835 (build_string): Likewise.
20836 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20837 (tree_invariant_p_1): Likewise.
20838 (save_expr): Use it.
20839 (tree_invariant_p): New.
20840 (skip_simple_arithmetic): Use it.
20841 (stabilize_reference_1): Use it.
20842 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20844 (build1_stat): Drop code to compute TREE_INVARIANT.
20845 (build2_stat): Drop code to compute TREE_INVARIANT.
20846 (build3_stat): Drop code to compute TREE_INVARIANT.
20847 (build4_stat): Drop code to compute TREE_INVARIANT.
20848 (build5_stat): Drop code to compute TREE_INVARIANT.
20849 (build7_stat): Drop code to compute TREE_INVARIANT.
20850 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20851 * tree.h (struct tree_base): Remove invariant_flag.
20852 (TREE_INVARIANT): Remove.
20853 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20854 (fold_builtin_expect): Check TREE_CONSTANT.
20855 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20856 * c-tree.h (c_expr_to_decl): Drop third parameter.
20857 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20858 (build_c_cast): Don't set TREE_INVARIANT.
20859 (pop_init_level): Don't set TREE_INVARIANT.
20860 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20861 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20863 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20864 (gimplify_addr_expr): Adjust comment.
20865 * tree-mudflap.c (mf_build_string):
20866 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20867 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20868 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20869 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20870 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20871 * langhooks.h (struct lang_hooks): Drop third parameter from
20874 2008-04-23 Richard Guenther <rguenther@suse.de>
20876 PR tree-optimization/27799
20877 PR tree-optimization/32921
20878 PR tree-optimization/32624
20879 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20880 SMTs aliases and the tag itself into the solution.
20881 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20882 merge the points-to solution back into the SMT aliases.
20883 (may_alias_p): Use alias_set_subset_of instead of
20884 aliases_conflict_p. A pointer which points to
20885 memory with alias set zero may access any variable.
20887 2008-04-23 Richard Guenther <rguenther@suse.de>
20889 * alias.c (alias_set_subset_of): Correctly handle asking
20890 if zero is a subset of an alias set with zero child.
20891 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20892 (compute_flow_insensitive_aliasing): Correctly walk all
20893 pointers. Do not unnecessarily union sets.
20895 2008-04-23 Richard Guenther <rguenther@suse.de>
20897 PR middle-end/36021
20898 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20900 2008-04-22 Tomas Bily <tbily@suse.cz>
20902 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20904 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20906 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20907 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20908 * tree-inline.c (estimate_num_insns_1): Likewise.
20909 * varasm.c (const_hash_1, compare_constant, copy_constant)
20910 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20911 * emit-rtl.c (component_ref_for_mem_expr)
20912 (set_mem_attributes_minus_bitpos): Likewise.
20913 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20914 (is_aligning_offset): Likewise.
20915 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20916 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20917 * dojump.c (do_jump): Likewise.
20918 * builtins.c (get_pointer_alignment, get_memory_rtx)
20919 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20920 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20922 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20924 PR rtl-optimization/36017
20925 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20926 expanding the library call.
20928 2008-04-22 Ian Lance Taylor <iant@google.com>
20930 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20931 than size_in_bytes.
20933 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20935 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20936 of LR/CTR moves for Power6.
20938 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20940 PR middle-end/36003
20941 * passes.c (init_optimization_passes): Remove
20942 pass_fast_rtl_byte_dce.
20944 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20947 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20948 builtin functions to generate faster code.
20949 (_mm_cvtpu16_ps): Ditto.
20950 (_mm_cvtpi32x2_ps): Ditto.
20952 2008-04-22 Nick Clifton <nickc@redhat.com>
20954 * common.opt (ftree-loop-distribution): Add Optimization
20957 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20958 (frv_expand_builtin_va_start): Likewise.
20960 * config/arm/arm.c (thumb_find_work_register): Fix location of
20961 argument register count.
20963 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20965 Support scheduling for ColdFire V1 and V3 microarchitecture.
20966 Improve scheduling of multiplication instructions.
20968 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20969 (mac): New instruction attribute.
20970 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20971 (m68k_sched_mac): New variable.
20972 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20973 Handle cfv1 and cfv3.
20974 (max_insn_size): New static variable.
20975 (struct _sched_ib): New type.
20976 (sched_ib): New static variable.
20977 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20978 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20979 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20981 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20982 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20983 new variables. Update.
20984 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20985 Add modeling of cfv3 instruction buffer. Update.
20986 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20987 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20988 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20989 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20990 a particular reservation applies to.
20991 (type2): Reorganize attribute values. Rename alu to alu_reg,
20992 alu_l to alu, move_l to omove. Join move to alu. Split mul
20993 to mul_l and mul_w.
20994 (cf_ib_*): Simplify description of instruction buffer.
20995 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20996 (cf_mem): Split into cf_mem1 and cf_mem2.
20997 (cf_v2_move_??): Rename to cfv12_alu_??.
20998 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20999 (cf_v2_mul_??): Remove reservations.
21000 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21001 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21002 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21004 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21005 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21006 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21007 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21008 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21009 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21010 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21011 expansions of the above reservations for instructions of sizes
21014 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21016 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21018 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21020 * coverage.c: Include tree-pass.h.
21021 (coverage_counter_alloc): Print da_file_name to the dump file.
21023 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21025 * sbitmap.c (sbitmap_range_empty_p): New function.
21026 * sbitmap.h (sbitmap_range_empty_p): New function.
21027 * bitmap.h: Now includes obstack.h.
21029 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21030 Kenneth Zadeck <zadeck@naturalbridge.com>
21032 * dbgcnt.def (ra_byte_scan): Added.
21033 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21034 when the last hit happens for a counter.
21035 * timevar.def (TV_DF_BYTE_LR): New variable.
21036 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21037 * passes.c (pass_fast_rtl_byte_dce): New pass.
21038 * fwprop.c (update_df): Added mode to call df_ref_create.
21039 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21040 DF_REF_EXTRACT_OFFSET.
21041 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21042 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21044 (df_ref_extract): Added mode field.
21045 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21046 DF_REF_EXTRACT_OFFSET.
21047 (DF_REF_EXTRACT_MODE): New macro.
21048 (df_byte_lr_bb_info): New structure.
21049 (df_print_byte_regset, df_compute_accessed_bytes,
21050 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21051 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21052 df_byte_lr_simulate_uses,
21053 df_byte_lr_simulate_artificial_refs_at_top,
21054 df_byte_lr_simulate_artificial_refs_at_end,
21055 df_compute_accessed_bytes): New function.
21056 (df_ref_create): Add parameter.
21057 (df_byte_lr_get_bb_info): New inline function.
21058 * df-scan.c (df_ref_record, df_uses_record,
21059 df_ref_create_structure): Added mode parameter.
21060 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21061 df_defs_record, df_uses_record, df_get_conditional_uses,
21062 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21063 df_entry_block_defs_collect, df_exit_block_uses_collect):
21064 Added mode parameter to calls to df_ref_record, df_uses_record,
21065 df_ref_create_structure.
21066 (df_ref_equal_p, df_ref_compare): Added test for modes.
21067 (df_ref_create_structure): Added code to set mode. Renamed
21068 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21069 DF_REF_EXTRACT_OFFSET.
21070 * df-core.c (df_print_byte_regset): New function.
21071 * df-byte-scan.c: New file.
21072 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21073 calls to BITMAP_FREE.
21074 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21075 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21076 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21077 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21078 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21079 df_byte_lr_local_compute, df_byte_lr_init,
21080 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21081 df_byte_lr_transfer_function, df_byte_lr_free,
21082 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21083 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21084 df_byte_lr_simulate_uses,
21085 df_byte_lr_simulate_artificial_refs_at_top,
21086 df_byte_lr_simulate_artificial_refs_at_end): New function.
21087 * dce.c (byte_dce_process_block): New function.
21088 (dce_process_block): au is now passed in rather than computed
21089 locally. Changed loops that look at artificial defs to not look
21090 for conditional or partial ones, because there never are any.
21091 (fast_dce): Now is able to drive byte_dce_process_block or
21092 dce_process_block depending on the kind of dce being done.
21093 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21094 (rest_of_handle_fast_byte_dce): New function.
21095 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21096 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21098 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21101 * gcc.h: Added fortran options that take arguments to
21102 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21105 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21107 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21108 scalarization if on the LHS and not a full access.
21110 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21112 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21114 2008-04-18 Rafael Espíndola <espindola@google.com>
21116 * tree-vrp.c (find_case_label_index): Fix the binary search.
21117 (find_case_label_range): New.
21118 (vrp_visit_switch_stmt): Use find_case_label_range.
21119 (simplify_switch_using_ranges): Use find_case_label_range.
21121 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21123 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21124 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21126 2008-04-18 Tom Tromey <tromey@redhat.com>
21129 * doc/cpp.texi (Implementation-defined behavior): Mention
21132 2008-04-18 Ian Lance Taylor <iant@google.com>
21134 * fold-const.c (pointer_may_wrap_p): New static function.
21135 (fold_comparison): Add another test for pointer overflow. Use
21136 pointer_may_wrap_p to disable some false positives.
21138 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21140 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21141 (fname_as_string): Match updated cpp_interpret_string prototype.
21142 (fix_string_type): Support char16_t* and char32_t*.
21143 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21144 derivative) nodes. Register as builtin if C++0x.
21145 (c_parse_error): Support CPP_CHAR{16,32}.
21146 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21147 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21148 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21149 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21150 CTI_CHAR32_ARRAY_TYPE>: New elements.
21151 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21152 char32_type_node, signed_char32_type_node, char16_array_type_node,
21153 char32_array_type_node): New defines.
21154 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21155 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21156 (lex_string): Support CPP_STRING{16,32}, match updated
21157 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21158 (lex_charconst): Support CPP_CHAR{16,32}.
21159 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21160 and CPP_STRING{16,32}.
21162 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21165 * aclocal.m4: Regenerate.
21166 * configure: Regenerate.
21168 2008-04-18 Jan Hubicka <jh@suse.cz>
21170 * except.c (dw2_size_of_call_site_table,
21171 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21173 * cgraphbuild.c (build_cgraph_edges): Update.
21174 * tree-pass.h: Update comment.
21175 * final.c (leaf_function_p): Update.
21176 (leaf_renumber_regs): Update.
21177 (rest_of_clean_state): Update.
21178 * omp-low.c (expand_omp_parallel): Update.
21179 * ipa-reference.c (analyze_function): Update.
21180 * reorg.c (find_end_label): Update.
21181 (optimize_skip): Update.
21182 (fill_simple_delay_slots): Update.
21183 (fill_simple_delay_slots): Update.
21184 (make_return_insns): Update.
21185 (dbr_schedule): Update.
21186 * gimple-low.c (record_vars_into): Update.
21187 * cfgbuild.c (make_edges): Update.
21188 * function.c (assign_stack_local): Update.
21189 (assign_parm_adjust_stack_rtl): Update.
21190 (locate_and_pad_parm): Update.
21191 (allocate_struct_function): Do not initialize stack_alignment_needed
21192 and preferred_stack_boundary here.
21193 (stack_protect_prologue): Update.
21194 (stack_protect_epilogue): Update.
21195 (expand_function_start): Initialize stack_alignment_needed,
21196 preferred_stack_boundary and max_jumptable_ents.
21197 (expand_function_end): Update.
21198 (free_after_compilation): Do not NULLify epilogue_delay_list.
21199 * function.h (struct rtl_data): Add stack_protect_guard,
21200 stack_alignment_needed,
21201 preferred_stack_boundary, epilogue_delay_list.
21202 (struct function): Remove value_histograms, stack_alignment_needed,
21203 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21205 unexpanded_var_list, stack_protect_guard.
21206 (current_function_epilogue_delay_list): Remove.
21207 * ipa-type-escape.c (analyze_function): Update.
21208 * gimplify.c (pop_gimplify_context): Update comment.
21209 * calls.c (expand_call): Update.
21210 (emit_library_call_value_1): Update.
21211 * except.c (set_nothrow_function_flags): Update.
21212 * cfgexpand.c (get_decl_align_unit): Update.
21213 (create_stack_guard): Update.
21214 (estimated_stack_frame_size): Update.
21215 (expand_used_vars): Update.
21216 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21217 * explow.c (allocate_dynamic_stack_space): Update.
21218 * tree-ssa-live.c (remove_unused_locals): Update.
21219 * varasm.c (mark_constant_pool): Update.
21220 * tree-inline.c (remap_decls): Update.
21221 (initialize_cfun): Update.
21222 (declare_return_variable): Update.
21223 (inline_forbidden_p): Update.
21224 (expand_call_inline): Update.
21225 (declare_inline_vars): Update.
21226 (tree_function_versioning): Update.
21227 * tree-flow.h (value_histograms): New.
21228 (VALUE_HISTOGRAMS): New macro.
21229 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21231 * tree-cfg.c (set_bb_for_stmt): Update.
21232 (replace_by_duplicate_decl): Update.
21233 (move_block_to_fn): Update.
21234 (new_label_mapper): Update.
21235 (dump_function_to_file): Update.
21236 * ipa-struct-reorg.c (build_data_structure): Update.
21237 * cfgrtl.c (print_rtl_with_bb): Update.
21238 * reload1.c (reload): Update.
21240 * config/i386/i386.c (setup_incoming_varargs_64,
21241 ix86_compute_frame_layout): Update.
21242 * config/arc/arc.c (arc_output_function_epilogue): Update.
21244 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21246 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21247 for FreeBSD as well.
21248 * gthr-posix95.h: Likewise.
21250 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21252 PR rtl-optimization/35838
21253 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21254 out the byte offset of the first subreg.
21256 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21258 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21259 to split_ti instead of three separate calls with single member arrays.
21260 (subti3 splitter): Ditto.
21261 (adddi3 splitter): Ditto with split_di.
21262 (subdi3 splitter): Ditto.
21263 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21264 two separate calls with single member arrays. Swap match_dup
21265 operands 1 and 2 to better fit into the array.
21266 (negdi2 splitter): Ditto with split_di.
21267 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21268 two separate calls with single member arrays. Swap match_dup operands
21269 6 and 7 to better fit into the array.
21271 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21273 * config/i386/i386.c (sse_builtin_type): New.
21274 (bdesc_sse_args): Likewise.
21275 (bdesc_sse_3arg): Removed.
21276 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21277 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21278 IX86_BUILTIN_ROUNDPS.
21279 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21280 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21281 IX86_BUILTIN_ROUNDPS.
21282 (ix86_expand_sse_4_operands_builtin): Removed.
21283 (ix86_expand_sse_operands_builtin): New.
21284 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21285 and CODE_FOR_sse4_1_roundps.
21286 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21287 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21289 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21292 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21293 regs before frame pop when needed. If use_backchain_to_restore_sp
21294 then load backchain into a temp reg to restore vr and vrsave. Add
21295 code to restore vr after frame pop if possible.
21297 2008-04-17 Richard Guenther <rguenther@suse.de>
21299 * tree-vn.c (expressions_equal_p): Do not check type
21300 equality or compatibility before calling operand_equal_p.
21301 * fold-const.c (operand_equal_p): Check equivalence of
21302 integer constants before bailing out due to signedness or
21303 precision differences.
21304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21305 spurious differences in type qualification. Ignore types
21306 for COMPONENT_REFs at all.
21308 2008-04-17 Christian Bruel <christian.bruel@st.com>
21310 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21311 msw_skip comparison.
21313 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21316 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21319 PR tree-optimization/35899
21320 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21321 rather than TREE_OPERAND.
21323 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21326 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21327 temporary registers. Change operand predicate to general_operand.
21328 (remainderxf3): Ditto.
21330 2008-04-16 Richard Guenther <rguenther@suse.de>
21332 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21333 * tree-affine.c (aff_combination_expand): Look through some
21336 2008-04-15 Doug Kwan <dougkwan@google.com>
21338 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21340 * tree-pretty-print.c (dump_generic_node): Ditto.
21341 * final.c (output_addr_const): Ditto.
21342 * dwarf2out.c (output_cfi): Ditto.
21343 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21344 * print-rtl.c (print_rtx): Ditto.
21345 * print-tree.c (print_node_brief, print_node): Ditto.
21346 * c-common.c (match_case_to_enum_1): Ditto.
21347 * sched-vis.c (print_value): Ditto.
21348 * config/i386/i386.c (print_operand): Cast to long unsigned int
21351 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21352 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21353 MS Windows VirtualProtect function.
21355 2008-04-15 Jan Hubicka <jh@suse.cz>
21357 * gengtype.c (write_root): Param_is argument is OK.
21358 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21359 * function.h: Include varray.h
21360 (rtl_eh): New stucture based on except.c one.
21361 (call_site_record): New forward declaration and vector type.
21362 * calls.c (emit_call_1): Do not call
21363 note_current_region_may_contain_throw.
21364 * except.c (eh_status): Remove cur_region, try_region since they are
21366 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21367 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21368 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21369 Remove call_site_data_used, call_site_data_size.
21370 Turn call_site_record into vector in function.h.
21371 (note_current_region_may_contain_throw): Remove.
21372 (get_exception_pointer, get_exception_filter): Do not take struct
21373 function argument; update.
21374 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21375 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21376 build_post_landing_pads, dw2_build_landing_pads,
21377 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21378 sjlj_emit_function_enter, sjlj_emit_function_enter,
21379 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21380 sjlj_build_landing_pads, finish_eh_generation,
21381 remove_exception_handler_label, remove_eh_handler,
21382 maybe_remove_eh_handler, add_reachable_handler,
21383 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21384 add_action_record, collect_one_action_chain, add_call_site,
21385 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21386 sjlj_output_call_site_table, output_function_exception_table,
21387 * except.h (note_current_region_may_contain_throw): Remove
21388 (get_exception_pointer, get_exception_filter): Do not take struct
21390 * Makefile.in (GTFILES): Put varargs before struct function.
21392 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21394 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21395 punt for STRING_CST.
21396 (get_constraint_for): Deal with STRING_CST here instead.
21398 2008-04-15 Richard Guenther <rguenther@suse.de>
21400 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21401 statements in a basic-block with a backward walk. Do not
21402 substitute into dead statements but instead remove those.
21404 2008-04-15 Richard Guenther <rguenther@suse.de>
21406 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21407 to zero, thus disable creation of SFTs.
21409 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21411 * tree-predcom.c (suitable_reference_p): Return false if the
21412 reference can throw.
21414 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21417 * c-decl.c (finish_decl): If extern or static var has variable
21418 size, set TREE_TYPE (decl) to error_mark_node.
21420 2008-04-15 Rafael Espíndola <espindola@google.com>
21422 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21425 2008-04-15 Richard Guenther <rguenther@suse.de>
21427 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21428 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21429 (visit_reference_op_load): Do walk vuse-vdef chains on
21430 vn_reference_lookup.
21431 (visit_reference_op_store): But do not here.
21432 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21433 vn_reference_lookup.
21434 (vn_lookup_with_vuses): But do so here.
21436 2008-04-14 Ian Lance Taylor <iant@google.com>
21438 * fold-const.c (fold_overflow_warning): Remove assertion.
21440 2008-04-15 Ben Elliston <bje@au.ibm.com>
21442 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21443 temp1 local variables.
21445 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21448 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21449 ".text.unlikely" section as executable.
21451 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21453 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21454 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21455 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21456 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21457 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21458 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21459 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21461 2008-04-14 Ian Lance Taylor <iant@google.com>
21463 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21464 * fold-const.c (fold_comparison): If appropriate, test
21465 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21466 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21467 reassociating a pointer type.
21468 * doc/invoke.texi (Optimize Options): Document that
21469 -fstrict-overflow applies to pointer wraparound.
21471 2008-04-13 Jan Hubicka <jh@suse.cz>
21473 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21475 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21477 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21478 we are going to "save the world".
21480 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21482 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21483 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21484 operand 0 constraint, not "=".
21486 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21488 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21490 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21492 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21493 of size of positions_needed * CHAR_BIT.
21495 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21497 PR middle-end/35897
21498 * dse.c (store_info): Change positions_needed to unsigned
21500 (lowpart_bitmask): New.
21501 (record_store): Cast to unsigned HOST_WIDE_INT for
21502 positions_needed. Assert width <= size of positions_needed *
21503 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21504 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21505 lowpart_bitmask to set mask.
21507 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21509 * config/bfin/constraints.md: New file.
21510 * config/bfin/bfin.md: Include it.
21511 (adddi3): Use satisfies_constraint functions instead of the old macros.
21512 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21513 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21514 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21515 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21516 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21517 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21518 EXTRA_CONSTRAINT): Delete.
21519 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21520 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21522 * config/bfin/bfin.c: Include "tm-constrs.h".
21523 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21524 Use satisfies_constraint functions instead of the old macros.
21525 * doc/md.texi (Blackfin Constraints): Update file name reference.
21527 2008-04-11 Richard Guenther <rguenther@suse.de>
21529 PR tree-optimization/35869
21530 * tree-vrp.c (execute_vrp): Move switch statement update after
21531 jump threading. Schedule another cfg cleanup run.
21533 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21536 * attribs.c (decl_attributes): Return early on errorneous node.
21538 2008-04-10 Oleg Ryjkov <olegr@google.com>
21540 * tree.h (struct tree_base): Added a new flag default_def_flag.
21541 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21543 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21545 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21547 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21550 * pa.md: Define mode iterator P. Define mode attribute dwc.
21551 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21552 (icacheflush): Likewise.
21553 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21554 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21556 2008-04-11 Ben Elliston <bje@au.ibm.com>
21558 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21560 2008-04-10 Rafael Espíndola <espindola@google.com>
21562 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21563 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21564 (extract_range_from_expr): The same.
21566 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21568 * config/mips/mips.md (GPR2): New mode iterator.
21569 (seq): Add comment.
21570 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21571 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21572 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21573 Rewrite these to take two modes, the mode of comparison and the
21574 mode of the destination.
21575 * config/mips/mips.c (mips_expand_scc): Instead of having
21576 paradoxical subreg as destination, expand "narrowing" scc if mode
21577 of comparison is SI and target is requested in DI mode.
21578 (mips_emit_int_order_test): Update comment. Make mode of
21579 comparison match CMP0 rather than TARGET. When creating inverse
21580 target use mode of TARGET.
21582 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21584 * gcov-dump.c (tag_summary): Only print summaries for the first
21585 GCOV_COUNTERS_SUMMABLE counters.
21587 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21589 * config/i386/i386.md (absneg): New code iterator.
21590 (absnegprefix): New code attribute.
21591 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21592 patterns using absneg code iterator.
21593 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21594 using absneg code iterator.
21595 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21596 *neg<mode>2 patterns using absneg code iterator.
21597 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21598 *negextendsfdf2 patterns using absneg code iterator.
21599 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21600 *negextendsfxf2 patterns using absneg code iterator.
21601 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21602 *negextendsfdf2 patterns using absneg code iterator.
21603 * config/i386/sse.md (<code><mode>2): Macroize expander from
21604 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21606 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21608 * config/s390/s390.h: Remove the remains of the recent search
21609 & replace action of current_function_outgoing_args_size.
21611 2008-04-10 Ira Rosen <irar@il.ibm.com>
21613 PR tree-optimization/35821
21614 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21615 NEW_STMT_LIST is not NULL.
21617 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21620 * toplev.c (process_options): Remove -ffunction-sections debugging
21623 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21625 PR middle-end/PR28690
21626 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21627 than gen_rtx_fmt_ee to perform more canonicalizations.
21629 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21632 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21634 2008-04-09 Richard Guenther <rguenther@suse.de>
21636 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21637 (dump_function_to_file): Dump function arguments with types.
21639 2008-04-08 Richard Guenther <rguenther@suse.de>
21641 * fold-const.c (fold_widened_comparison): Do not allow
21642 sign-changes that change the result.
21644 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21647 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21648 kinds of indirect references.
21650 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21652 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21653 GNU Fortran language string.
21655 2008-04-08 Rafael Espíndola <espindola@google.com>
21657 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21658 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21659 * tree.h (tree_call_nonnegative_warnv_p): New.
21661 2008-04-08 Jan Hubicka <jh@suse.cz>
21663 * function.c (free_after_compilation): Clear out regno_reg_rtx
21666 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21669 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21671 PR middle-end/PR28690
21672 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21673 same precedence as REG_POINTER and MEM_POINTER operands.
21675 2008-04-08 Richard Guenther <rguenther@suse.de>
21677 PR middle-end/35834
21678 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21679 for adding index to base.
21681 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21683 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21684 (MINGW_ENABLE_EXECUTE_STACK): New.
21685 (IN_LIBGCC2): For libgcc include windows.h file for
21686 function declarations.
21688 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21690 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21691 and tem2 if tem1 is not a REG or MULT.
21693 2008-04-08 Jan Hubicka <jh@suse.cz>
21695 * function.h (incomming_args): Break out of struct function.
21696 (function_subsections): Break out of struct function.
21697 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21698 return_rtx and hard_reg_initial_vals from struct function.
21699 Kill inl_max_label_num.
21700 (current_function_pops_args, current_function_args_info,
21701 current_function_args_size, current_function_args_size,
21702 current_function_pretend_args_size,
21703 current_function_outgoing_args_size,
21704 current_function_internal_arg_pointer, current_function_return_rtx):
21705 Kill compatibility accestor macros.
21706 * builtins.c (expand_builtin_apply_args_1): Update.
21707 (expand_builtin_next_arg): Update.
21708 * df-scan.c (df_get_call_refs): Update.
21709 * dbxout.c (dbxout_function_end): Update.
21710 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21711 (output_line_info): Update.
21712 (secname_for_decl): Update.
21713 (dwarf2out_var_location): Update.
21714 * function.c (free_after_compilation): Update.
21715 (assign_parm_find_stack_rtl): Update.
21716 (assign_parms): Update.
21717 (expand_dummy_function_end): Update.
21718 (expand_function_end): Update.
21719 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21720 (expand_call): Update.
21721 (emit_library_call_value_1): Update.
21722 (store_one_arg): Update.
21723 * varasm.c (initialize_cold_section_name): Update.
21724 (unlikely_text_section): Update.
21725 (unlikely_text_section_p): Update.
21726 (assemble_start_function): Update.
21727 (assemble_end_function): Update.
21728 (default_section_type_flags): Update.
21729 (switch_to_section): Update.
21730 * integrate.c (set_decl_abstract_flags): Update.
21731 (get_hard_reg_initial_val): Update.
21732 (has_hard_reg_initial_val): Update.
21733 (allocate_initial_values): Update.
21734 * resource.c (init_resource_info): Update.
21735 * config/alpha/alpha.c (NUM_ARGS): Update.
21736 (direct_return): Update.
21737 (alpha_va_start): Update.
21738 (alpha_sa_size): Update.
21739 (alpha_initial_elimination_offset): Update.
21740 (alpha_expand_prologue): Update.
21741 (alpha_start_function): Update.
21742 (alpha_expand_epilogue): Update.
21743 (unicosmk_initial_elimination_offset):
21744 * config/alpha/alpha.md (call expander): Update.
21745 * config/s390/s390.c (s390_register_info): Update.
21746 (s390_register_info): Update.
21747 (s390_frame_info): Update.
21748 (s390_initial_elimination_offset): Update.
21749 (s390_build_builtin_va_list): Update.
21750 (s390_va_start): Update.
21751 * config/spu/spu.c (direct_return): Update.
21752 (spu_expand_prologue): Update.
21753 (spu_initial_elimination_offset): Update.
21754 (spu_build_builtin_va_list): Update.
21755 (spu_va_start): Update.
21756 * config/sparc/sparc.c (sparc_init_modes): Update.
21757 (sparc_compute_frame_size): Update.
21758 (function_value): Update.
21759 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21760 * config/i386/i386.md (return expander): Update.
21761 * config/i386/i386.c (ix86_va_start): Update.
21762 (ix86_can_use_return_insn_p): Update.
21763 (ix86_compute_frame_layout): Update.
21764 (ix86_expand_epilogue): Update.
21765 * config/sh/sh.c (output_stack_adjust): Update.
21766 (calc_live_regs): Update.
21767 (sh_expand_prologue): Update.
21768 (sh_builtin_saveregs): Update.
21769 (sh_va_start): Update.
21770 (initial_elimination_offset): Update.
21771 (sh_allocate_initial_value): Update.
21772 (sh_function_ok_for_sibcall): Update.
21773 (sh_get_pr_initial_val): Update.
21774 * config/sh/sh.md (return expander): Update.
21775 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21776 * config/crx/crx.c (crx_compute_frame): UPdate.
21777 (crx_initial_elimination_offset): UPdate.
21778 * config/xtensa/xtensa.c (compute_frame_size): Update
21779 (xtensa_builtin_saveregs): Update.
21780 (xtensa_va_start): Update.
21781 (order_regs_for_local_alloc): Update.
21782 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21783 (xstormy16_expand_builtin_va_start): Update.
21784 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21785 * config/m68hc11/m68hc11.md (return expanders): Update.
21786 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21787 (expand_epilogue): Update.
21788 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21789 (cris_simple_epilogue): Update.
21790 (cris_expand_prologue): Update.
21791 (cris_expand_epilogue): Update.
21792 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21793 (compute_frame_size): Update.
21794 * config/mt/mt.c (mt_compute_frame_size): Update.
21795 * config/mn10300/mn10300.c (expand_prologue): Update.
21796 (expand_epilogue): Update.
21797 (initial_offset): Update.
21798 (mn10300_builtin_saveregs):
21799 * config/mn10300/mn10300.md (return expander): Update.
21800 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21801 (ia64_initial_elimination_offset): Update.
21802 (ia64_initial_elimination_offset): Update.
21803 (ia64_expand_prologue): Update.
21804 * config/m68k/m68k.md (return expander): Update.
21805 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21806 (rs6000_stack_info): Update.
21807 * config/mcore/mcore.c (layout_mcore_frame): Update.
21808 (mcore_expand_prolog): Update.
21809 * config/arc/arc.c (arc_compute_frame_size): Update.
21810 * config/score/score3.c (score3_compute_frame_size): Update.
21811 * config/score/score7.c (score7_compute_frame_size): Update.
21812 * config/arm/arm.c (use_return_insn): Update.
21813 (thumb_find_work_register): Update.
21814 (arm_compute_save_reg_mask): Update.
21815 (arm_output_function_prologue): Update.
21816 (arm_output_epilogue): Update.
21817 (arm_size_return_regs): Update.
21818 (arm_get_frame_offsets): Update.
21819 (arm_expand_prologue): Update.
21820 (thumb_exit): Update.
21821 (thumb_unexpanded_epilogue): Update.
21822 (thumb1_output_function_prologue): Update.
21823 * config/pa/pa.md (return expander): Update.
21824 * config/pa/pa.c (compute_frame_size): Update.
21825 (hppa_builtin_saveregs): Update.
21826 * config/mips/mips.c (mips_va_start): Update.
21827 (mips16_build_function_stub): Update.
21828 (mips_compute_frame_info): Update.
21829 (mips_restore_gp): Update.
21830 (mips_output_function_prologue): Update.
21831 (mips_expand_prologue): Update.
21832 * config/v850/v850.c (compute_frame_size): Update.
21833 (expand_prologue): * config/mmix/mmix.c (along): update.
21834 (mmix_initial_elimination_offset): update.
21835 (mmix_reorg): update.
21836 (mmix_use_simple_return): update.
21837 (mmix_expand_prologue): update.
21838 (mmix_expand_epilogue): Update.
21839 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21840 (emit_link_insn): Update.
21842 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21844 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21845 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21847 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21850 2008-04-07 Jan Hubicka <jh@suse.cz>
21852 * function.h (rtl): Rename to x_rtl.
21853 (crtl): New define.
21854 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21855 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21856 used_temp_slots avail_temp_slots, temp_slot_level,
21857 nonlocal_goto_handler_labels): Update accesstors.
21858 (rtl): New global variable.
21859 (struct function): Move some fileds to rtl_data.
21860 (get_arg_pointer_save_area): Update prototype.
21861 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21862 get_arg_pointer_save_area.
21863 * expr.c (init_expr): Update
21864 * function.c (get_frame_size): Update
21865 (assign_stack_local): Update
21866 (expand_function_end): Update.
21867 (get_art_pointer_save_area): Update
21869 * emit-rtl.c (rtl): Declare.
21870 (regno_reg_rtx): Declare.
21871 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21873 (gen_reg_rtx): Update.
21874 * varasm.c (n_deferred_constatns): Update accestor.
21875 (init_varasm_status): Do not allocate varasm_status.
21876 (force_const_mem, get_pool_size, output_constant_pool): Update.
21877 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21878 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21879 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21880 * sparc/sparc.h (INIT_EXPANDERS): Update.
21881 * ia64/ia64.h (INIT_EXPANDERS): Update.
21883 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21885 * reload.c (push_secondary_reload): Add missing break to for loop.
21887 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21889 PR middle-end/PR28690
21890 * rtlanal.c: Update copyright years.
21891 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21892 as REG_POINTER and MEM_POINTER operands.
21893 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21894 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21895 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21896 * gcse.c: Update copyright years.
21897 (pre_delete): Call gen_reg_rtx_and_attrs.
21898 (hoist_code): Likewise.
21899 (build_store_vectors): Likewise.
21900 (delete_store): Likewise.
21901 * loop-invariant.c (move_invariant_reg): Likewise.
21902 Update copyright years.
21904 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21906 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21907 control string instead of quoted.
21909 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21911 * doc/rtl.texi: Rewrite of subreg section.
21913 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21916 * config/i386/i386.c (legitimize_pic_address): Add treating
21917 of dllimport SYM_REF's.
21918 (legitimize_dllimport_symbol): Add prototype.
21920 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21922 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21923 reference in constructor with non self-referential type.
21925 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21927 Removal of Return with Depressed Stack Pointer support
21928 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21929 (ECF_SP_DEPRESSED): Likewise.
21930 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21931 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21932 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21933 (expand_call): Do not test ECF_SP_DEPRESSED.
21934 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21935 * function.c (keep_stack_depressed): Delete.
21936 (handle_epilogue_set): Likewise.
21937 (update_epilogue_consts): Likewise.
21938 (emit_equiv_load): Likewise.
21939 (thread_prologue_and_epilogue_insns): Remove support for Return with
21940 Depressed Stack Pointer.
21941 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21943 2008-04-06 Richard Guenther <rguenther@suse.de>
21945 PR tree-optimization/35400
21946 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21947 information from SSA_NAMEs.
21949 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21951 * config/avr/avr.h (avr_mega_p): Remove declaration.
21952 (AVR_MEGA): Remove macro.
21953 * config/avr/avr.c (avr_mega_p): Remove variable.
21954 (avr_override_options): Remove inicializion of avr_mega_p.
21955 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21956 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21957 (avr_jump_mode): (Ditto.).
21958 (avr_output_progmem_section_asm_op): (Ditto.).
21959 (avr_asm_init_sections): (Ditto.).
21960 (avr_asm_init_sections): (Ditto.).
21961 (avr_rtx_costs): (Ditto.).
21962 * config/avr/avr.md: (Ditto.).
21963 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21966 2008-04-06 Richard Guenther <rguenther@suse.de>
21968 PR tree-optimization/35842
21969 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21970 is_gimple_invariant_address.
21972 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21974 * gcc.c (default_compilers): Sync Fortran extensions list with
21975 that in fortran/lang-specs.h.
21976 * doc/invoke.texi: Likewise.
21977 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21978 * dwarf2out.c (gen_compile_unit_die): Likewise.
21980 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21982 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21984 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21987 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21988 attribute is used for nested functions.
21990 2008-04-05 Jan Hubicka <jh@suse.cz>
21992 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21994 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21996 (dump_files): Update.
21997 (enable_rtl_dump_file): Do not accept letter argument.
21998 * tree-pass.h (dump_file_info): Remove letter argument.
21999 * toplev.c (decode_d_option): Update -da handling.
22000 * toplev.h (enable_rtl_dump_file): Update prototype.
22001 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22002 it out based on pass type.
22003 (register_dump_files_1): Likewise.
22004 (init_optimization_passes): Update register_one_dump_file calls.
22005 (execute_one_pass): Sanity check that IPA passes are called at IPA
22006 level and RTL passes at RTL level.
22007 (execute_pass_list): IPA pass can not be after or subpass of
22009 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22010 disallov RTL subpasses of IPA subpasses.
22012 2008-04-05 Ben Elliston <bje@au.ibm.com>
22014 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22015 builtins that return exactly once and do not throw. Cache call to
22018 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22020 PR rtl-optimization/34916
22021 PR middle-end/35519
22022 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22023 between instruction pairs.
22025 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22027 * doc/invoke.texi: Document -mbitops for SH.
22028 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22029 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22030 * config/sh/sh.c (print_operand): Add %t operand code.
22031 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22032 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22033 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22034 (extendqihi2): Likewise.
22035 (movqi_i): Likewise.
22036 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22037 (extv): Use bld instruction for SH2A if possible.
22039 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22040 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22041 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22042 (bset.b, bclr.b): Define peepholes.
22043 * config/sh/sh.opt (mbitops): New option.
22045 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22048 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22049 and view convert expression.
22051 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22054 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22056 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22058 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22060 * config/i386/cpuid.h (bit_AES): New.
22061 (bit_PCLMUL): Likewise.
22063 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22064 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22065 SSE2 if AES or PCLMUL is enabled.
22066 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22067 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22068 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22069 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22070 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22071 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22072 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22073 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22074 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22075 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22076 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22077 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22078 __builtin_ia32_aeskeygenassist128 and
22079 __builtin_ia32_pclmulqdq128.
22080 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22081 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22082 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22084 * config/i386/i386.h (TARGET_AES): New.
22085 (TARGET_PCLMUL): Likewise.
22086 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22088 * config/i386/i386.md (UNSPEC_AESENC): New.
22089 (UNSPEC_AESENCLAST): Likewise.
22090 (UNSPEC_AESDEC): Likewise.
22091 (UNSPEC_AESDECLAST): Likewise.
22092 (UNSPEC_AESIMC): Likewise.
22093 (UNSPEC_AESKEYGENASSIST): Likewise.
22094 (UNSPEC_PCLMUL): Likewise.
22096 * config/i386/i386.opt (maes): New.
22097 (mpclmul): Likewise.
22099 * config/i386/sse.md (aesenc): New pattern.
22100 (aesenclast): Likewise.
22101 (aesdec): Likewise.
22102 (aesdeclast): Likewise.
22103 (aesimc): Likewise.
22104 (aeskeygenassist): Likewise.
22105 (pclmulqdq): Likewise.
22107 * config/i386/wmmintrin.h: New.
22109 * doc/extend.texi: Document AES and PCLMUL built-in function.
22111 * doc/invoke.texi: Document -maes and -mpclmul.
22113 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22115 * function.c (free_after_parsing): Replace with
22116 cxx_push_function_context from C++ front-end.
22117 (allocate_struct_function): Don't call langhook.
22118 * langhooks.h (struct lang_hooks_for_functions): Delete.
22119 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22121 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22122 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22123 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22124 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22125 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22126 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22127 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22129 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22130 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22132 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22135 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22138 2008-04-04 Richard Guenther <rguenther@suse.de>
22140 PR middle-end/35823
22141 * fold-const.c (optimize_minmax_comparison): Use the correct
22142 type for the constant in the simplified comparison.
22144 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22146 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22147 Pass L2 size as "--param l2-cache-size" to the compiler.
22148 (decode_l2_cache): New function to decode L2 cache parameters using
22149 0x8000006 extended cpuid function.
22150 (detect_caches_amd): Determine parameters of L2 cache using
22151 decode_l2_caches function.
22152 (decode_caches_intel): Decode L2 cache parameters.
22153 (detect_caches_intel): Determine L2 cache parameters using
22154 decode_caches_intel and decode_l2_caches functions.
22156 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22158 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22159 secondary input reload for subword loads from the constant pool.
22161 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22164 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22165 constants of the appropriate size for runtime calculations.
22168 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22169 decimal-float literal constant zero.
22171 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22174 * c-parser.c (c_parser_omp_atomic): Call
22175 default_function_array_conversion on the RHS.
22177 PR middle-end/35818
22178 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22179 call is_variable_sized if decl has incomplete type.
22181 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22183 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22185 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22187 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22189 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22190 (sgt<u>): Merge sgt and sgtu into new expander.
22191 (sgt, sgtu): Remove expanders.
22192 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22193 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22194 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22195 *sgtu_<mode>_mips16 into new pattern.
22196 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22197 (sge<u>): Merge sge and sgeu into new expander.
22198 (sge, sgeu): Remove expanders.
22199 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22201 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22202 (slt<u>): Merge slt and sltu into new expander.
22203 (slt, sltu): Remove expanders.
22204 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22205 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22206 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22207 *sltu_<mode>_mips16 into new pattern.
22208 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22209 (sle<u>): Merge sle and sleu into new expander.
22210 (sle, sleu): Remove expanders.
22211 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22212 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22213 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22214 *sleu_<mode>_mips16 into new pattern.
22215 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22217 2008-04-03 Jan Hubicka <jh@suse.cz>
22219 PR tree-optimization/35795
22220 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22221 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22222 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22223 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22224 * score/score3.c (score3_output_mi_thunk): Likewise.
22225 * score/score7.c (score7_output_mi_thunk): Likewise.
22226 * mips/mips.c (mips_output_mi_thunk): Likewise.
22228 2008-04-03 Richard Guenther <rguenther@suse.de>
22230 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22231 conversions. Simplify code.
22233 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22235 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22237 2008-04-03 Tom Tromey <tromey@redhat.com>
22238 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22240 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22241 * config/bfin/t-bfin-linux (generated_files): Add
22242 linux-sysroot-suffix.h.
22243 * doc/install.texi (Prerequisites): Require make 3.80.
22244 * doc/sourcebuild.texi (Front End Directory): Document new
22246 * Makefile.in (generated_files): New variable.
22247 (ALL_HOST_OBJS): New variable.
22248 ($(ALL_HOST_OBJS)): New target.
22250 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22252 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22253 (remap_block): Call id->transform_lang_insert_block instead
22255 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22256 Set id.transform_lang_insert_block to NULL.
22257 (clone_body): Move to cp/optimize.c
22258 * tree-inline.h (struct copy_body_data): Change
22259 transform_lang_insert_block to function pointer.
22260 (copy_generic_body, copy_decl_no_change): Export.
22261 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22262 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22263 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22265 * c-tree.h (insert_block): Kill.
22266 * c-decl.c (insert_block): Kill.
22268 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22270 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22271 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22272 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22274 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22275 argument, call {push,pop}_function_context from here.
22276 * c-parser.c: Use c_{push,pop}_function_context.
22278 * function.c (push_function_context_to): Move meat ...
22279 (push_function_context): ... here. Simplify.
22280 * function.c (pop_function_context_from): Move meat ...
22281 (pop_function_context): ... here. Simplify.
22282 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22284 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22285 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22286 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22287 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22289 2008-04-03 Ben Elliston <bje@au.ibm.com>
22291 * expmed.c (extract_force_align_mem_bit_field): Remove.
22293 2008-04-03 Richard Guenther <rguenther@suse.de>
22295 PR middle-end/35800
22296 * expr.h (try_casesi): Adjust prototype.
22297 * expr.c (try_casesi): Take fallback label as extra parameter.
22298 Use that for gen_casesi if default_label is NULL.
22299 * stmt.c (expand_case): Pass fallback label to try_casesi,
22300 make sure to fill gaps with a fallback label if default_label
22303 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22306 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22308 2008-04-03 Ben Elliston <bje@au.ibm.com>
22310 * expmed.c (extract_split_bit_field): Remove if (0) code.
22311 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22312 (do_ds_constraint): Likewise.
22314 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22316 * doc/cppopts.texi (-dU): Document.
22317 * c-common.h (flag_dump_macros): Update comment.
22318 * c-opts.c (handle_OPT_d): Handle -dU.
22319 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22320 dump_queued_macros, cb_used_define, cb_used_undef): New.
22321 (init_pp_output): Handle -dU.
22322 (cb_line_change): Call dump_queued_macros.
22323 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22325 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22327 * config/avr/predicates.md (io_address_operand): New predicate.
22328 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22329 * config/avr/avr.c (avr_io_address_p): Remove function.
22330 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22331 'avr_io_address_p' function.
22332 (out_movhi_r_mr): (Ditto.).
22333 (out_movqi_mr_r): (Ditto.).
22334 (out_movhi_mr_r): (Ditto.).
22335 (avr_address_cost): (Ditto.).
22337 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22339 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22340 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22341 in 32bit mode when XMM registers are available to avoid store
22343 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22344 corresponding post-reload splitters.
22346 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22348 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22349 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22350 __builtin_ia32_roundss.
22351 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22352 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22353 __builtin_ia32_roundss.
22354 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22355 IX86_BUILTIN_SHUFPD here.
22357 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22359 * config/i386/i386.md (plogic): New.
22360 (plogicprefix): Likewise.
22362 * config/i386/mmx.md (mmx_<code><mode>3): New.
22363 (mmx_and<mode>3): Removed.
22364 (mmx_ior<mode>3): Likewise.
22365 (mmx_xor<mode>3): Likewise.
22367 * config/i386/sse.md (<code><mode>3): New.
22368 (*<code><mode>3): Likewise.
22369 (*<code><mode>3): Likewise.
22370 (<code><mode>3): Likewise.
22371 (*sse_<code><mode>3): Likewise.
22372 (*sse2_<code><mode>3): Likewise.
22373 (<code>tf3): Likewise.
22374 (*<code>tf3): Likewise.
22375 (and<mode>3): Likewise.
22376 (*and<mode>3): Likewise.
22377 (ior<mode>3): Removed.
22378 (*ior<mode>3): Likewise.
22379 (xor<mode>3): Likewise.
22380 (*xor<mode>3): Likewise.
22381 (*and<mode>3): Likewise.
22382 (*ior<mode>3): Likewise.
22383 (*xor<mode>3): Likewise.
22384 (and<mode>3): Likewise.
22385 (*sse_and<mode>3): Likewise.
22386 (*sse2_and<mode>3): Likewise.
22387 (andtf3): Likewise.
22388 (*andtf3): Likewise.
22389 (ior<mode>3): Likewise.
22390 (*sse_ior<mode>3): Likewise.
22391 (*sse2_ior<mode>3): Likewise.
22392 (iortf3): Likewise.
22393 (*iortf3): Likewise.
22394 (xor<mode>3): Likewise.
22395 (*sse_xor<mode>3): Likewise.
22396 (*sse2_xor<mode>3): Likewise.
22397 (xortf3): Likewise.
22398 (*xortf3): Likewise.
22400 2008-04-02 Richard Guenther <rguenther@suse.de>
22402 PR tree-optimization/14495
22403 PR tree-optimization/34793
22404 * tree-vrp.c (struct switch_update): New structure.
22405 (to_remove_edges, to_update_switch_stmts): New VECs.
22406 (simplify_switch_using_ranges): New function. Remove not taken
22407 case labels and edges.
22408 (simplify_stmt_using_ranges): Call it.
22409 (identify_jump_threads): Mark edges we have queued for removal
22410 so we don't thread them.
22411 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22413 * tree-cfg.c (group_case_labels): Deal with missing default label.
22414 (tree_verify_flow_info): Allow missing default label.
22415 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22416 (emit_case_nodes): Likewise.
22417 (expand_case): Do not rely on the default label to be present.
22418 * expr.c (try_casesi): Deal with NULL default_label.
22419 (do_tablejump): Likewise.
22421 2008-04-02 Richard Guenther <rguenther@suse.de>
22423 PR tree-optimization/14495
22424 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22425 SWITCH_EXPR here ...
22426 (vrp_visit_switch_stmt): ... but here (new function).
22427 (find_case_label_index): New helper function.
22428 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22430 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22432 * fwprop.c: Fix ISO-C99ism.
22434 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22437 * Makefile.in (objdir): Set it here.
22438 * configure.ac: Not here. Find dynamic linker characteristics.
22439 * exec-tool.in: Use them.
22440 * aclocal.m4: Regenerate.
22441 * configure: Regenerate.
22443 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22445 * expr.c (expand_var): Delete it.
22446 * expr.h (expand_var): Delete prototype.
22447 * function.c (expand_function_start): Use expand_decl instead.
22448 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22451 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22453 PR rtl-optimization/35542
22454 * fwprop.c (forward_propagate_and_simplify): Replace
22455 loc_reg_mentioned_in_p with reg_mentioned_p.
22457 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22459 PR rtl-optimization/35281
22460 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22461 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22462 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22463 (varying_mem_p): Move above propagate_rtx.
22464 (all_uses_available_at): Do not check MEMs.
22466 2008-04-02 Rafael Espíndola <espindola@google.com>
22468 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22469 (register_edge_assert_for_2): Split the cond argument.
22470 (register_edge_assert_for_1): Adjust for the change in
22471 register_edge_assert_for_2.
22472 (register_edge_assert_for): Split the cond argument.
22473 (find_switch_asserts): Adjust for the change in
22474 register_edge_assert_for.
22476 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22478 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22479 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22480 offsets for 64-bit mingw.
22481 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22482 abi for x86_64-pc-mingw.
22484 2008-04-02 Richard Guenther <rguenther@suse.de>
22486 * tree-vrp.c (extract_range_from_assert): Make sure to not
22487 produce range min/max with TREE_OVERFOW set.
22488 If merging a anti-range and a range keep the anti-range if
22489 the range covers all values of the type.
22490 (register_edge_assert_for_2): Only allow sign-changing
22491 conversions in detecting canonical range checks. Also
22492 register an assert for the unsigned name if useful.
22494 PR tree-optimization/35787
22495 * tree-vrp.c (vrp_val_max): New function.
22496 (vrp_val_min): Likewise.
22497 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22498 (vrp_val_is_min): Likewise.
22499 (supports_overflow_infinity): Use vrp_val_{min,max}.
22500 (negative_overflow_infinity): Likewise.
22501 (positive_overflow_infinity): Likewise.
22502 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22503 (is_positive_overflow_infinity): Likewise.
22504 (is_overflow_infinity): Likewise.
22505 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22506 vrp_val_is_{min,max}.
22507 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22508 to ranges if possible. Avoid empty ranges.
22510 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22512 PR middle-end/35705
22513 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22514 the expression is a function address.
22516 2008-04-01 George Helffrich <george@gcc.gnu.org>
22518 PR fortran/35154, fortran/23057
22519 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22520 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22521 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22522 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22524 (dbxout_syms): Check for COMMON-based symbol and wrap in
22525 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22526 in bracket for efficiency.
22528 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22529 using DW_TAG_common_block + member offset.
22530 (add_pubname_string): New function.
22531 (dw_expand_expr): New function to find block name and offset for
22533 (common_check): New function to check whether symbol in Fortran COMMON.
22534 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22536 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22539 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22541 2008-04-02 Ben Elliston <bje@au.ibm.com>
22543 * config/v850/v850.md (casesi): Remove if (0) code.
22544 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22545 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22547 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22549 * config/i386/i386.md (rex64suffix): New mode attribute.
22550 (floathi<mode>2): Disable expander for SSE math.
22551 (*floathi<mode>2_1): New insn insn_and_split pattern.
22552 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22553 corresponding post-reload splitters.
22554 (*floathi<mode>2_i387): New macroized insn pattern.
22555 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22556 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22557 insn_and_split pattern.
22558 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22559 New macroized instruction patterns and corresponding post-reload
22561 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22562 and corresponding post-reload splitters.
22563 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22564 New macroized instruction patterns.
22565 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22566 macroized instruction patterns and corresponding post-reload splitters.
22567 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22568 corresponding post-reload splitters.
22569 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22570 New macroized instruction patterns.
22571 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22572 corresponding post-reload splitters.
22573 (*floatsi<mode>2_i387): New macroized instruction patterns.
22575 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22577 * config/i386/i386.md (smaxmin): New.
22578 (umaxmin): Likewise.
22579 (maxminiprefix): Likewise.
22580 (maxminfprefix): Likewise.
22581 (<code><mode>3): Likewise.
22582 (smin<mode>3): Removed.
22583 (smax<mode>3): Likewise.
22585 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22586 (mmx_<code>v4hi3): Likewise.
22587 (mmx_<code>v8qi3): Likewise.
22588 (mmx_smaxv2sf3): Removed.
22589 (mmx_sminv2sf3): Likewise.
22590 (mmx_umaxv8qi3): Likewise.
22591 (mmx_smaxv4hi3): Likewise.
22592 (mmx_uminv8qi3): Likewise.
22593 (mmx_sminv4hi3): Likewise.
22595 * config/i386/sse.md (<addsub><mode>3): New.
22596 (*<addsub><mode>3): Likewise.
22597 (<sse>_vm<addsub><mode>3): Likewise.
22598 (<maxmin><mode>3): Likewise.
22599 (*<maxmin><mode>3_finite): Likewise.
22600 (*<maxmin><mode>3): Likewise.
22601 (<sse>_vm<maxmin><mode>3): Likewise.
22602 (sse3_h<addsub>v4sf3): Likewise.
22603 (sse3_h<addsub>v2df3): Likewise.
22604 (<maxmin>v16qi3): Likewise.
22605 (*<maxmin>v16qi3): Likewise.
22606 (<maxmin>v8hi3): Likewise.
22607 (*<maxmin>v8hi3): Likewise.
22608 (*sse4_1_<maxmin><mode>3): Likewise.
22609 (*sse4_1_<maxmin><mode>3): Likewise.
22610 (add<mode>3): Removed.
22611 (*add<mode>3): Likewise.
22612 (<sse>_vmadd<mode>3): Likewise.
22613 (sub<mode>3): Likewise.
22614 (*sub<mode>3): Likewise.
22615 (<sse>_vmsub<mode>3): Likewise.
22616 (smin<mode>3): Likewise.
22617 (*smin<mode>3_finite): Likewise.
22618 (*smin<mode>3): Likewise.
22619 (<sse>_vmsmin<mode>3): Likewise.
22620 (smax<mode>3): Likewise.
22621 (*smax<mode>3_finite): Likewise.
22622 (*smax<mode>3): Likewise.
22623 (<sse>_vmsmax<mode>3): Likewise.
22624 (sse3_haddv4sf3): Likewise.
22625 (sse3_haddv2df3): Likewise.
22626 (sse3_hsubv4sf3): Likewise.
22627 (sse3_hsubv2df3): Likewise.
22628 (umaxv16qi3): Likewise.
22629 (*umaxv16qi3): Likewise.
22630 (smaxv8hi3): Likewise.
22631 (*smaxv8hi3): Likewise.
22632 (*sse4_1_smax<mode>3): Likewise.
22633 (*sse4_1_umax<mode>3): Likewise.
22634 (uminv16qi3): Likewise.
22635 (*uminv16qi3): Likewise.
22636 (sminv8hi3): Likewise.
22637 (*sminv8hi3): Likewise.
22638 (*sse4_1_smin<mode>3): Likewise.
22639 (*sse4_1_umin<mode>3): Likewise.
22641 2008-04-01 Rafael Espíndola <espindola@google.com>
22643 * tree-cfg.c (verify_expr): remove in_phi.
22644 (verify_stmt): Don't call walk_tree with verify_expr. Use
22645 is_gimple_min_invariant instead of is_gimple_val.
22647 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22649 * doc/include/gpl_v3.texi: Update for manpage generation.
22650 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22652 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22653 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22654 gpl_v3.texi instead of gpl.texi.
22657 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22660 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22662 2008-04-01 Rafael Espíndola <espindola@google.com>
22664 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22665 (extract_code_and_val_from_cond): Use
22666 extract_code_and_val_from_cond_with_ops.
22668 2008-04-01 Jan Hubicka <jh@suse.cz>
22670 * function.c (free_after_compilation): Free epilogue_delay_list.
22671 (prepare_function_start): Assert that previous compilation was freed.
22673 2008-04-01 Jan Hubicka <jh@suse.cz>
22674 Jim Wilson <wilson@tuliptree.org>
22675 Andreas Tobler <andreast@gcc.gnu.org>
22677 PR middle-end/35781
22678 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22679 rtl.emit instead cfun->emit.
22680 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22681 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22683 2008-04-01 Ben Elliston <bje@au.ibm.com>
22685 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22687 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22689 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22691 (fprofile-use): Add var flag_profile_use
22692 * coverage.c (coverage_begin_output): Do not open a gcno file for
22693 output only if -ftest-coverage is set.
22694 Do not add getpwd() to gcda file path.
22695 (build_gcov_info): Check the new flag
22696 flag_profile_datafile_relative_path.
22697 (coverage_init): Use profile_data_prefix.
22698 Read profile counter only if flag_profile_use is set.
22699 * opts.c (common_handle_option): New option fprofile-use=,
22700 fprofile-dir=, fprofile-generate=.
22701 * toplev.c (profile_data_prefix): New variable definition.
22702 * toplev.h (profile_data_prefix): New declaration.
22703 * doc/invoke.tex (Option Summary, Optimization Options):
22706 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22708 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22709 use tmp consistently.
22712 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22713 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22714 UNSPEC_FR_RECIP_APPROX_RES.
22715 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22717 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22720 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22722 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22724 PR middle-end/30186
22725 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22726 element of the vector via a pointer.
22728 2008-03-31 Ian Lance Taylor <iant@google.com>
22730 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22732 2008-03-31 Jan Hubicka <jh@suse.cz>
22734 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22735 get_arg_pointer_save_area.
22736 * expr.c (init_expr): Just clear out rtl.expr.
22737 * function.c (free_after_compilation): Clear out whole RTL structure.
22738 (get_func_frame_size): Merge into ...
22739 (get_frame_size): ... this one.
22740 (assign_stack_local_1): Merge into ...
22741 (assign_stack_local): ... this one.
22742 (expand_function_end): Update call of get_arg_pointer_save_area.
22743 (get_art_pointer_save_area): Remove cfun argument.
22744 * function.h (emit_status): regno_pointer_align does not need length
22745 attribute. Move x_regno_reg_rtx to ...
22746 (regno_reg_rtx): ... new global array.
22747 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22748 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22749 apply_args_value, forced_labels, stack_pointer_delta):
22751 (struct varasm_status): Move here from varasm.c
22752 (struct rtl_data): New. Move here some fields from struct function.
22753 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22754 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22755 used_temp_slots avail_temp_slots, temp_slot_level,
22756 nonlocal_goto_handler_labels): Update accesstors.
22757 (rtl): New global variable.
22758 (struct function): Move some fileds to rtl_data.
22759 (get_arg_pointer_save_area): Update prototype.
22760 * emit-rtl.c (rtl): Declare.
22761 (regno_reg_rtx): Declare.
22762 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22764 (gen_reg_rtx): Update.
22765 (init_virtual_regs): Do not tate emit_status argument.
22766 (init_emit): Do not allocate emit.
22767 * varasm.c (varasm_statuc): Move to function.h.
22768 (n_deferred_constatns): Update accestor.
22769 (init_varasm_status): Do not allocate varasm_status.
22770 (force_const_mem, get_pool_size, output_constant_pool): Update.
22771 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22772 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22774 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22776 PR rtl-optimization/35729
22777 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22780 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22783 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22784 load/store if memory is unaligned.
22785 (*movti_rex64): Likewise.
22787 * config/i386/predicates.md (misaligned_operand): New.
22789 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22792 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22795 2008-03-31 Jan Beulich <jbeulich@novell.com>
22797 * config/ia64/constraints.md: Add 'j' constraint.
22798 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22799 (movdi_internal): Likewise.
22801 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22804 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22806 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22809 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22810 proper error message for the third argument on blendpd and
22813 * config/i386/sse.md (blendbits): New.
22814 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22816 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22818 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22820 2008-03-30 Richard Guenther <rguenther@suse.de>
22822 PR middle-end/31023
22823 * fold-const.c (fold_sign_changed_comparison): Do leave
22824 conversions to base-types alone.
22826 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22828 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22829 the link register if one altivec register is be saved.
22831 2008-03-30 Ben Elliston <bje@au.ibm.com>
22833 * final.c (final_scan_insn): Remove if (0) code.
22835 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22837 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22839 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22841 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22842 of V4SFmode to ix86_binary_operator_ok.
22844 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22846 * config/i386/i386.c (override_options): Initialize
22847 ix86_veclib_handler to ix86_veclibabi_svml when
22848 -mveclibabi=svml is used.
22849 (ix86_veclibabi_svml): New function for SVML ABI style
22850 vectorization support.
22851 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22853 2008-03-28 Rafael Espíndola <espindola@google.com>
22855 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22856 (tree_binary_nonnegative_warnv_p): Make it public.
22857 (tree_single_nonnegative_warnv_p): Make it public.
22858 (tree_invalid_nonnegative_warnv_p): Make it public.
22859 (tree_unary_nonzero_warnv_p): Make it public.
22860 (tree_binary_nonzero_warnv_p): Make it public
22861 (tree_single_nonzero_warnv_p): Make it public.
22862 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22863 (extract_range_from_binary_expr): Split the expr argument.
22864 (extract_range_from_unary_expr): Split the expr argument.
22865 (extract_range_from_comparison): Split the expr argument.
22866 (extract_range_from_expr): Use the new aux functions.
22867 (vrp_evaluate_conditional_warnv): Use
22868 vrp_evaluate_conditional_warnv_with_ops.
22869 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22870 (tree_binary_nonzero_warnv_p): Declare.
22871 (tree_single_nonzero_warnv_p): Declare.
22872 (tree_expr_nonzero_warnv_p): Declare.
22873 (tree_unary_nonnegative_warnv_p): Declare.
22874 (tree_binary_nonnegative_warnv_p): Declare.
22875 (tree_single_nonnegative_warnv_p): Declare.
22876 (tree_invalid_nonnegative_warnv_p): Declare.
22878 2008-03-28 Richard Guenther <rguenther@suse.de>
22880 PR tree-optimization/30317
22881 PR tree-optimization/30911
22882 PR tree-optimization/34793
22883 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22884 (struct assert_locus_d): New member EXPR.
22885 (register_new_assert_for): Add EXPR parameter to support
22886 ASSERT_EXPR <name, expr OP limit>.
22887 (register_edge_assert_for_1): Adjust callers.
22888 (find_assert_locations): Likewise.
22889 (process_assert_insertions_for): Build condition from expression.
22890 (extract_range_from_assert): Handle ASSERT_EXPRs
22891 of the form ASSERT_EXPR <name, expr OP limit>.
22892 (register_edge_assert_for_2): New helper registering
22893 asserts for comparisons. Recognize range tests of the form
22894 (unsigned)i - CST1 OP CST2.
22895 (register_edge_assert_for_1): Use it.
22896 (register_edge_assert_for): Likewise.
22897 (needs_overflow_infinity): Integer sub-types
22898 do not need overflow infinities.
22899 (vrp_val_is_max): The extreme values of integer sub-types
22900 are those of the base type.
22901 (vrp_val_is_min): Likewise.
22902 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22905 2008-03-28 Nick Clifton <nickc@redhat.com>
22908 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22909 Return GENERAL_REGS for stack adjustment reloads.
22911 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22914 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22915 const_vector when all the vectors are constant.
22917 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22919 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22921 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22922 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22924 (s<code>_sf): Use new scc_sf attribute for opcode names.
22926 2008-03-27 Tom Tromey <tromey@redhat.com>
22928 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22929 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22930 config/spu/t-spu-elf, config/i386/t-interix,
22931 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22932 config/i386/x-darwin, config/i386/x-mingw32,
22933 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22934 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22935 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22936 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22937 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22938 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22939 config/score/t-score-elf, config/arm/t-strongarm-pe,
22940 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22941 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22942 Revert automatic dependency patch.
22944 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22947 * config/i386/i386.c (ix86_function_arg_boundary): Align
22948 decimal floating point to its natural boundary.
22950 2008-03-27 Richard Guenther <rguenther@suse.de>
22952 PR middle-end/35716
22953 * fold-const.c (fold_comparison): Restrict distinct decl
22954 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22955 solely rely on operand_equal_p.
22957 2008-03-27 Richard Guenther <rguenther@suse.de>
22960 * c-common.c (handle_weak_attribute): Reject combination of
22963 2008-03-27 Richard Guenther <rguenther@suse.de>
22965 PR tree-optimization/32810
22966 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22967 conversions from DECL_INITIAL.
22968 (fold_const_aggregate_ref): Likewise from constructor elements.
22970 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22972 * tree-affine.h (aff_combination_expand): Declare.
22973 (get_inner_reference_aff): Likewise.
22974 * tree-affine.c (aff_combination_expand): Split out from
22975 tree_to_aff_combination_expand.
22976 (get_inner_reference_aff): New function.
22977 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22978 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22979 (struct lim_aux_data): sm_done field removed.
22980 (mem_ref_loc_p, mem_ref_locs_p): New types.
22981 (struct mem_ref): Added id, stored, accesses_in_loop,
22982 indep_loop, dep_loop, indep_ref, dep_ref fields.
22983 Removed is_stored, locs and next fields.
22984 (memory_accesses): New variable.
22985 (movement_possibility): Do not allow moving statements
22986 that store to memory.
22987 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22989 (determine_max_movement): For statements with memory references,
22990 find the outermost loop in that the reference is independent.
22991 (move_computations_stmt): Mark the virtual operands for renaming.
22992 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22993 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22994 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22995 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22996 create_vop_ref_mapping, analyze_memory_references,
22997 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22998 get_all_locs_in_loop, ref_always_accessed_p,
22999 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23000 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23001 store_motion_loop, store_motion): New functions.
23002 (struct vop_to_refs_elt): New type.
23003 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23004 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23005 (schedule_sm): Replaced by...
23006 (execute_sm): ... this.
23007 (determine_lsm_ref, hoist_memory_references,
23008 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23009 find_more_ref_vops, free_mem_ref, free_mem_refs,
23010 determine_lsm_loop, determine_lsm): Removed.
23011 (tree_ssa_lim_finalize): Free data structures used by store motion.
23012 (tree_ssa_lim): Call analyze_memory_references. Use
23013 store_motion instead of determine_lsm.
23015 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23017 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23018 rename tmake_file to m68hc11/t-m68hc11.
23019 (mcore): Set inhibit_libc to true.
23020 * config.host (alpha*-dec-*vms*): Set extra_programs.
23021 (interix3*): Don't use host_xmake_file.
23022 * configure.ac: Let config.gcc override inhibit_libc.
23023 * configure: Regenerate.
23025 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23026 * config/t-openbsd-thread: Remove commented out lines.
23028 * config/x-interix: Remove.
23030 * config/m68hc11/t-m68hc11-gas: Rename to...
23031 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23033 * config/mcore/t-mcore: Remove T_CFLAGS.
23034 * config/mcore/t-mcore-pe: Likewise.
23036 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23038 * configure.ac: Replace custom __GNU_SOURCE test with
23039 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23040 * aclocal.m4: Regenerate.
23041 * configure: Regenerate.
23042 * config.in: Regenerate.
23044 2008-03-27 Richard Guenther <rguenther@suse.de>
23046 * fold-const.c (target.h): Include.
23047 (fold_comparison): Fold comparison of addresses of decls
23048 that bind locally or of constants. Consolidate address folding code.
23049 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23050 results from fold_binary_to_constant.
23051 (compare_values_warnv): Likewise.
23053 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23055 PR middle-end/35429
23056 * fold-const.c (fold_truthop): Check for integeral types when folding
23057 a == 0 && b == 0 and a != 0 || b != 0 .
23059 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23061 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23063 2008-03-26 Andreas Schwab <schwab@suse.de>
23065 * doc/invoke.texi: Fix use of @item vs. @itemx.
23067 2008-03-26 Tom Tromey <tromey@redhat.com>
23069 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23070 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23071 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23072 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23073 build/genconstants.o, build/genemit.o, build/genextract.o,
23074 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23075 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23078 2008-03-26 Richard Guenther <rguenther@suse.de>
23081 2008-03-26 Richard Guenther <rguenther@suse.de>
23083 * fold-const.c (target.h): Include.
23084 (fold_comparison): Fold comparison of addresses of two decls
23085 that bind locally. Consolidate address folding code.
23087 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23089 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23090 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23091 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23092 dconstsqrt2, dconstthird, dconste and/or dconst10.
23093 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23094 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23095 dconstsqrt2, dconste): Delete.
23096 (init_emit_once): Likewise. Simplify initializing dconstm1.
23098 * real.c (get_real_const): New.
23099 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23100 dconstsqrt2, dconste): Delete.
23101 (real_value_const, get_real_const): New.
23103 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23105 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23107 * config/i386/i386.c (ix86_function_arg_boundary): Check
23108 BIGGEST_ALIGNMENT instead of 128.
23109 (setup_incoming_varargs_64): Likewise.
23111 2008-03-26 Tom Tromey <tromey@redhat.com>
23113 * Makefile.in (DEPFILES): Add missing '/'.
23115 2008-03-26 Richard Guenther <rguenther@suse.de>
23117 * fold-const.c (target.h): Include.
23118 (fold_comparison): Fold comparison of addresses of two decls
23119 that bind locally. Consolidate address folding code.
23121 2008-03-26 Nick Clifton <nickc@redhat.com>
23124 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23125 not allow INT+INT as a legitimate addressing mode.
23127 2008-03-26 Richard Guenther <rguenther@suse.de>
23129 * tree-flow.h (widen_bitfield): Remove declaration.
23130 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23131 (widen_bitfield): Remove function.
23132 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23135 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23138 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23141 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23143 PR rtl-optimization/35232
23144 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23145 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23146 reg_reloaded_call_part_clobbered here.
23147 (reload_regs_reach_end_p): New function.
23148 (reload_reg_rtx_for_input): New variable.
23149 (reload_reg_rtx_for_output): Likewise.
23150 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23151 when reassigning a pseudo register. Load reloadreg from
23152 reload_reg_rtx_for_input, moving the mode and register
23154 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23155 instead of the original when deciding whether an input reload
23156 would be a no-op or whether an output reload can be deleted.
23157 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23158 when setting up new_spill_reg_store. Load it from
23159 reload_reg_rtx_for_output, moving the mode and register
23161 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23162 instead of the original when deciding whether an output reload
23163 would be a no-op. Do the same when modifying insn notes.
23164 Use rtx_equal_p instead of == to compare the registers.
23165 (inherit_piecemeal_p): Take a mode and two register numbers
23167 (emit_reload_insns): Clear new_spill_reg_store for every hard
23168 register in the reload register. Remove spill registers
23169 from reg_reloaded_valid before considering whether to record
23170 inheritance information for them. Use reload_reg_rtx_for_output
23171 instead of reg_rtx when recording output reloads. Use
23172 reload_reg_rtx_for_input instead of reg_rtx when recording
23173 input reloads. Set or clear reg_reloaded_call_part_clobbered
23174 at the same time as setting reg_reloaded_valid.
23175 (delete_output_reload): Add a new_reload_reg parameter and use it
23176 instead of rld[j].reg_rtx.
23177 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23180 2008-03-25 Tom Tromey <tromey@redhat.com>
23182 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23183 (build/genattr.o): Likewise.
23184 (build/genattrtab.o): Likewise.
23185 (build/gencodes.o): Likewise.
23186 (build/genconfig.o): Likewise.
23187 (build/genconstants.o): Likewise.
23188 (build/genemit.o): Likewise.
23189 (build/genextract.o): Likewise.
23190 (build/genflags.o): Likewise.
23192 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23194 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23195 instead of size_int for integer types.
23196 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23197 to match type of MINUS_EXPR.
23199 2008-03-25 Tom Tromey <tromey@redhat.com>
23201 * configure: Rebuilt.
23202 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23205 2008-03-25 Tom Tromey <tromey@redhat.com>
23207 * config/x-solaris (host-solaris.o): Update.
23208 * config/x-linux (host-linux.o): Update.
23209 * config/x-hpux (host-hpux.o): Update.
23210 * config/x-darwin (host-darwin.o): Update.
23211 * config/v850/t-v850e (v850-c.o): Update.
23212 * config/v850/t-v850 (v850-c.o): Update.
23213 * config/t-vxworks (vxworks.o): Update.
23214 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23215 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23216 * config/spu/t-spu-elf (spu-c.o): Update.
23218 * config/sh/t-symbian (sh-c.o): Update.
23219 (symbian.o): Update.
23220 * config/sh/t-sh (sh-c.o): Update.
23221 * config/score/t-score-elf (score7.o, score3.o): Update.
23222 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23223 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23224 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23225 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23226 (rs6000.o): Remove.
23227 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23228 * config/m32c/t-m32c (m32c-pragma.o): Update.
23229 * config/ia64/t-ia64 (ia64-c.o): Update.
23230 * config/i386/x-mingw32 (host-mingw32.o): Update.
23231 * config/i386/x-i386 (driver-i386.o): Update.
23232 * config/i386/x-darwin (host-i386-darwin.o): Update.
23233 * config/i386/x-cygwin (host-cygwin.o): Update.
23234 * config/i386/t-nwld (nwld.o): Update.
23235 * config/i386/t-netware (netware.o): Update.
23236 * config/i386/t-interix (winnt.o): Update.
23237 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23238 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23239 msformat-c.o): Update.
23240 * config/bfin/t-bfin-linux (generated_files): Add
23241 linux-sysroot-suffix.h.
23242 * config/arm/t-wince-pe (pe.o): Update.
23243 * config/arm/t-strongarm-pe (pe.o): Update.
23244 * config/arm/t-pe (pe.o): Update.
23245 * config/arm/t-arm (arm-c.o): Update.
23246 * doc/install.texi (Prerequisites): Require make 3.80.
23247 * Makefile.in: Remove .o targets.
23248 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23249 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23250 (simple_generated_h, simple_generated_c): Move earlier.
23251 (generated_files): New variable.
23252 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23253 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23254 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23255 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23256 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23257 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23258 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23259 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23260 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23261 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23262 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23263 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23265 (COMPILE.base, COMPILE): New variables.
23266 (%.o): New pattern rule.
23267 (ALL_HOST_OBJS): New variable.
23268 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23269 (dummy-checksum.o, cc1-checksum.o): Remove.
23270 (DRIVER_SHLIB): New variable.
23271 (DRIVER_DEFINES): Use it.
23272 (gencondmd.c): Move out of build/.
23273 (s-conditions): Update.
23274 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23275 (ALL_BUILD_OBJS): Likewise.
23276 (build/%.o): Use BUILDCOMPILE.
23277 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23278 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23279 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23280 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23281 build/genconfig.o, build/genconstants.o, build/genemit.o,
23282 build/genextract.o, build/genflags.o, build/genmddeps.o,
23283 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23284 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23285 build/gen-protos.o, build/scan.o, build/fix-header.o,
23286 build/scan-decls.o): Simplify.
23287 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23288 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23289 prefix.o, toplev.o): Reduce to variable setting.
23290 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23291 ($(out_object_file), gcc-options.o): New targets.
23292 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23293 * configure: Rebuilt.
23294 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23295 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23297 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23299 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23300 complain when we hit an error, return ERROR_MARK_NODE.
23302 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23304 * config/sh/constraints.md (Pso, Psz): New constraints.
23305 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23306 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23308 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23310 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23311 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23313 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23315 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23316 (prefetch_sh2a): New.
23318 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23319 Naveen.H.S <naveen.hs@kpitcummins.com>
23321 * config/sh/constraints.md (I28): New constraint.
23322 * config/sh/sh.c (broken_move): Add support for movi20s.
23323 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23325 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23326 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23327 Naveen.H.S <naveen.hs@kpitcummins.com>
23329 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23330 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23331 (print_operand): Handle resbank in %@ operand code.
23332 (sh_encode_section_info): New.
23333 (push_regs): Add conditions for resbank.
23334 (sh_expand_epilogue): Likewise.
23335 (sh_insert_attributes): Likewise.
23336 (sh_attribute_table): Likewise.
23337 (sh_handle_resbank_handler_attribute): New.
23338 (sh2a_handle_function_vector_handler_attribute): New.
23339 (sh2a_is_function_vector_call): New.
23340 (sh2a_get_function_vector_number): New.
23341 (sh2a_function_vector_p): New.
23342 (sh_cfun_resbank_handler_p): New.
23343 * config/sh/sh.md (calli): Emit jsr/n if possible.
23344 (calli_tbr_rel): New.
23345 (calli_pcrel): Emit jsr/n if possible.
23346 (return_i): Emit rts/n if possible.
23347 (call_valuei_tbr_rel): New.
23348 (call_valuei_pcrel): Add condition for SH2A target.
23349 (call_value): Likewise.
23350 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23351 (sh2a_get_function_vector_number): Likewise.
23352 (sh2a_is_function_vector_call): Likewise.
23353 * doc/extend.texi: Document TBR relative addressing of SH2A.
23354 (resbank): Add description for SH2A.
23356 2008-03-24 Richard Guenther <rguenther@suse.de>
23359 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23360 pointer assignments change conversions according to middle-end rules.
23361 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23362 * configure.ac: Include type checking in yes.
23363 * configure: Regenerate.
23365 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23367 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23368 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23370 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23372 * gthr-vxworks.h (UNUSED): Define.
23374 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23376 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23378 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23380 * doc/extend.texi (Function Attributes): Add missing comma in the
23381 example of the "alloc_size" attribute.
23383 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23386 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23388 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23391 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23394 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23395 of the underlying type of a MS bitfield layout to the natural
23396 alignment of the type.
23398 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23400 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23401 to their natural alignment to avoid store forwarding stalls.
23403 2008-03-22 Richard Guenther <rguenther@suse.de>
23405 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23406 For PHI nodes verify the address is invariant.
23407 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23408 (get_symbol_constant_value): Use is_gimple_min_invariant.
23409 (maybe_fold_stmt_indirect): Likewise.
23411 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23413 PR rtl-optimization/33927
23414 * Makefile.in (dse.o): Depend on $(TM_P_H).
23415 * expr.h (extract_low_bits): Declare.
23416 * expmed.c (extract_low_bits): New function.
23417 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23418 * dse.c: Include tm_p.h.
23419 (find_shift_sequence): Remove the read_reg argument and return the
23420 read value. Emit the instructions instead of returning them.
23421 Iterate on new_mode rather than calculating it each time.
23422 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23423 source to NEW_MODE and extract_low_bits to convert the shifted
23424 value to READ_MODE.
23425 (replace_read): Allow the load and store to have different mode
23426 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23427 or extraction instructions before trying the replacement. Update
23428 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23430 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23432 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23433 to their natural alignment to avoid store forwarding stalls.
23435 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23438 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23439 encouraging but not allowing gprs for input;
23440 change the input constraint to !f#r.
23441 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23443 change the output constraint to !f#r.
23445 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23448 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23449 corresponding post-reload splitters.
23450 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23451 when x87 FP math is selected.
23452 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23453 New function prototype.
23454 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23455 unreachable function to ease macroization of insn patterns.
23457 2008-03-21 Martin Jambor <mjambor@suse.cz>
23459 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23460 reference dumps if ddr is NULL or dependence is unknown.
23462 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23464 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23465 unsigned extension into account.
23466 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23467 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23468 Do computations on a scratch register.
23470 2008-03-21 Richard Guenther <rguenther@suse.de>
23472 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23473 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23474 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23475 * tree-ssa-dom.c (record_equality): Likewise.
23476 * tree-inline.c (copy_body_r): Likewise.
23477 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23480 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23482 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23483 as 'delete_unused' argument.
23485 2008-03-20 Richard Guenther <rguenther@suse.de>
23487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23488 special casing of constant qualifiers.
23489 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23490 care about them in general.
23491 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23492 regardless of their type.
23493 (fold_stmt_r): Forcefully fold *& if we end up with that.
23495 2008-03-20 Paul Brook <paul@codesourcery.com>
23497 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23498 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23500 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23502 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23503 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23505 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23507 * common.opt (Wmudflap): New option.
23508 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23509 (mx_register_decls): Likewise.
23510 (mudflap_finish_file): Likewise.
23511 * doc/invoke.texi: Document -Wno-mudflap.
23513 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23515 * c-format.c (replace_format_name_to_system_name): New.
23516 (cmp_attribs): New.
23517 (convert_format_name_to_system_name): New.
23518 (decode_format_attr): Add use of convert_format_name_to_system_name.
23519 (format_types_orig): Add gnu_ prefix to names.
23520 (check_format_info_main): Special treating of \0 escaped names for
23521 supporting multi-character format specifiers as I32, I64.
23522 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23523 (gnu_target_overrides_format_attributes): New.
23524 * c-format.h: Add structure target_ovr_attr to hold
23525 system specific formatter names.
23526 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23527 msformat-c.o file to c_target_objs and cxx_target_objs.
23528 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23529 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23530 (TARGET_N_FORMAT_TYPES): New.
23531 * config/i386/msformat-c.c: New.
23532 * config/i386/t-cygming: Add build rule for msformat-c.o.
23533 * doc/extend.texi: Add new format names gnu_* and ms_* and
23535 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23537 2008-03-20 Ira Rosen <irar@il.ibm.com>
23539 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23540 optimizations turned on under -O3.
23541 (ftree-vectorize): Add that the flag is turned on with -O3.
23543 2008-03-20 Ben Elliston <bje@au.ibm.com>
23545 * regmove.c (try_auto_increment): Fix spelling error in comment.
23546 * final.c (final_scan_insn): Likewise.
23548 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23551 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23552 allocator preferences for "y" and "r" class registers.
23553 ("*mov<mode>_internal"): Ditto.
23554 ("*movv2sf_internal_rex64"): Ditto.
23555 ("*movv2sf_internal"): Ditto.
23557 2008-03-19 Michael Matz <matz@suse.de>
23559 PR middle-end/35616
23560 * calls.c (expand_call): Check overlap of arguments with call
23561 address for sibcalls.
23563 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23566 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23567 of the underlying type of a MS bitfield layout to the natural
23568 alignment of the type.
23570 2008-03-19 Jan Hubicka <jh@suse.cz>
23573 * toplev.c (decode_d_option): Handle all CPP flags.
23574 * tree-vrp.c: Update tree_pass descriptors.
23575 * regrename.c: Update tree_pass descriptors.
23576 * fwprop.c: Update tree_pass descriptors.
23577 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23578 * tree-into-ssa.c: Update tree_pass descriptors.
23579 * tree-dump.c: Update tree_pass descriptors.
23580 * tree-complex.c: Update tree_pass descriptors.
23581 * tree-dump.h: Update tree_pass descriptors.
23582 * see.c: Update tree_pass descriptors.
23583 * cgraphbuild.c: Update tree_pass descriptors.
23584 * tracer.c: Update tree_pass descriptors.
23585 * tree-loop-distribution.c: Update tree_pass descriptors.
23586 * cgraph.c: Update tree_pass descriptors.
23587 * postreload-gcse.c: Update tree_pass descriptors.
23588 * postreload.c: Update tree_pass descriptors.
23589 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23590 * tree-tailcall.c: Update tree_pass descriptors.
23591 * tree-pass.h (tree_opt_pass): Rename to ...
23592 (opt_pass) ... this one; add "type" field and remove letter field.
23593 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23594 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23595 all_lowering_passes): Update declaration.
23596 * ipa-cp.c: Update tree_pass descriptors.
23597 * final.c: Update tree_pass descriptors.
23598 * omp-low.c: Update tree_pass descriptors.
23599 * tree-ssa-dse.c: Update tree_pass descriptors.
23600 * ipa-reference.c: Update tree_pass descriptors.
23601 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23602 * auto-inc-dec.c: Update tree_pass descriptors.
23603 * reorg.c: Update tree_pass descriptors.
23604 * cgraphunit.c: Update tree_pass descriptors.
23605 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23606 * tree-ssa-ccp.c: Update tree_pass descriptors.
23607 * df-core.c: Update tree_pass descriptors.
23608 * mode-switching.c: Update tree_pass descriptors.
23609 * tree-nomudflap.c: Update tree_pass descriptors.
23610 * modulo-sched.c: Update tree_pass descriptors.
23611 * ipa-pure-const.c: Update tree_pass descriptors.
23612 * cse.c: Update tree_pass descriptors.
23613 * web.c: Update tree_pass descriptors.
23614 * tree-stdarg.c: Update tree_pass descriptors.
23615 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23616 * tree-ssa-dom.c: Update tree_pass descriptors.
23617 * tree-nrv.c: Update tree_pass descriptors.
23618 * tree-ssa-alias.c: Update tree_pass descriptors.
23619 * loop-init.c: Update tree_pass descriptors.
23620 * gimple-low.c: Update tree_pass descriptors.
23621 * ipa-inline.c: Update tree_pass descriptors.
23622 * tree-ssa-sink.c: Update tree_pass descriptors.
23623 * global.c: Update tree_pass descriptors.
23624 * ifcvt.c: Update tree_pass descriptors.
23625 * jump.c: Update tree_pass descriptors.
23626 * predict.c: Update tree_pass descriptors.
23627 * tree-ssa-loop.c: Update tree_pass descriptors.
23628 * recog.c: Update tree_pass descriptors.
23629 * dse.c: Update tree_pass descriptors.
23630 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23631 * tree-eh.c: Update tree_pass descriptors.
23632 * regmove.c: Update tree_pass descriptors.
23634 * function.c: Update tree_pass descriptors.
23635 * tree-vectorizer.c: Update tree_pass descriptors.
23636 * gcse.c: Update tree_pass descriptors.
23637 * ipa-type-escape.c: Update tree_pass descriptors.
23638 * tree-if-conv.c: Update tree_pass descriptors.
23639 * init-regs.c: Update tree_pass descriptors.
23640 * ipa.c: Update tree_pass descriptors.
23641 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23642 * rtl-factoring.c: Update tree_pass descriptors.
23643 * lower-subreg.c: Update tree_pass descriptors.
23644 * bt-load.c: Update tree_pass descriptors.
23645 * tree-dfa.c: Update tree_pass descriptors.
23646 * except.c: Update tree_pass descriptors.
23647 * emit-rtl.c: Update tree_pass descriptors.
23648 * cfgexpand.c: Update tree_pass descriptors.
23649 * tree-cfgcleanup.c: Update tree_pass descriptors.
23650 * cfgcleanup.c: Update tree_pass descriptors.
23651 * tree-ssa-pre.c: Update tree_pass descriptors.
23652 * tree-sra.c: Update tree_pass descriptors.
23653 * tree-mudflap.c: Update tree_pass descriptors.
23654 * tree-ssa-copy.c: Update tree_pass descriptors.
23655 * cfglayout.c: Update tree_pass descriptors.
23656 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23657 * tree-ssa-dce.c: Update tree_pass descriptors.
23658 * tree-ssa.c: Update tree_pass descriptors.
23659 * regclass.c: Update tree_pass descriptors.
23660 * integrate.c: Update tree_pass descriptors.
23661 * tree-optimize.c: Update tree_pass descriptors.
23662 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23663 * tree-object-size.c: Update tree_pass descriptors.
23664 * combine.c: Update tree_pass descriptors.
23665 * tree-outof-ssa.c: Update tree_pass descriptors.
23666 * bb-reorder.c: Update tree_pass descriptors.
23667 * stack-ptr-mod.c: Update tree_pass descriptors.
23668 * var-tracking.c: Update tree_pass descriptors.
23669 * tree-profile.c: Update tree_pass descriptors.
23670 * tree-vect-generic.c: Update tree_pass descriptors.
23671 * reg-stack.c: Update tree_pass descriptors.
23672 * sched-rgn.c: Update tree_pass descriptors.
23673 * tree-ssa-structalias.c: Update tree_pass descriptors.
23674 * tree-cfg.c: Update tree_pass descriptors.
23675 * passes.c (current_pass): Update declaration.
23676 (finish_optimization_passes): Update.
23677 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23678 (register_one_dump_file, register_dump_files_1, next_pass_1):
23680 (init_optimization_passes): Update handling of new types.
23681 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23682 * ipa-struct-reorg.c: Update tree_pass descriptors.
23683 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23684 * combine-stack-adj.c: Update tree_pass descriptors.
23685 * cfgrtl.c: Update tree_pass descriptors.
23686 * dce.c: Update tree_pass descriptors.
23687 * tree-ssanames.c: Update tree_pass descriptors.
23689 2008-03-19 Richard Guenther <rguenther@suse.de>
23691 PR middle-end/35609
23692 * tree-ssa.c (walk_data): New structure.
23693 (warn_uninitialized_var): If not always_executed warn with "maybe"
23695 (execute_early_warn_uninitialized): Compute post-dominators.
23696 Initialize always_executed before processing each basic block.
23698 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23701 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23702 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23704 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23706 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23708 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23710 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23712 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23713 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23714 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23715 target after ignore has been set, and move there also the commputation
23716 of subtarget and original_target.
23717 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23718 (LANG_HOOKS_INITIALIZER): Remove it.
23719 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23721 2008-03-18 Richard Guenther <rguenther@suse.de>
23723 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23724 found an expression with constants, note that in the VN for the lhs.
23725 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23726 fold them to constants if possible. Run cleanup_cfg if done so.
23727 (execute_pre): Return todo.
23728 (do_pre): Likewise.
23729 (execute_fre): Likewise.
23730 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23732 (get_prop_source_stmt): Look through pointer conversions.
23734 2008-03-18 Jan Hubicka <jh@suse.cz>
23736 * tree-pretty-print.c: Include predict.h.
23737 (dump_generic_node): Dump predictor.
23738 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23739 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23740 * gimple-low.c (lower_stmt): Likewise.
23741 * expr.c (expand_expr_real): Likewise.
23742 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23744 (build_predict_expr, build_predict_expr): New.
23745 * predict.h (predictor_name, build_predict_expr): Update.
23746 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23747 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23748 * predict.def (PRED_CONTINUE): Update hitrate.
23749 * tree.def (PREDICT_EXPR): Define.
23750 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23751 do not handle BIND_EXPR.
23752 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23753 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23754 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23757 2008-03-18 Michael Matz <matz@suse.de>
23759 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23761 2008-03-18 Richard Guenther <rguenther@suse.de>
23763 * tree-gimple.h (is_gimple_invariant_address): Declare.
23764 (is_gimple_constant): Likewise.
23765 * tree-gimple.c (is_gimple_constant): New function.
23766 (is_gimple_invariant_address): Likewise.
23767 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23768 and is_gimple_invariant_address.
23769 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23771 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23772 an addressable base.
23774 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23776 PR middle-end/35611
23777 * gimplify.c (gimplify_expr): Gimplify second operand of
23780 2008-03-17 Richard Guenther <rguenther@suse.de>
23782 PR tree-optimization/19637
23783 * fold-const.c (fold_unary): Remove restrictions of removing
23784 intermediate pointer-conversions (P2)(P1)P0.
23785 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23786 conversion to void pointer.
23787 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23789 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23792 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23793 emulated thread local variables.
23795 2008-03-16 Richard Guenther <rguenther@suse.de>
23797 PR middle-end/35607
23798 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23799 expand TREE_INVARIANT operations that are not gimple invariant.
23801 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23803 * doc/extend.texi (Alignment): Say that the ABI controls
23804 the __alignof__ for non-strict-alignment targets rather
23805 than being a recommendation.
23807 2008-03-15 Paul Brook <paul@codesourcery.com>
23809 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23811 (arm_output_fn_unwind): Mark functions that can not be unwound.
23813 2008-03-15 Paul Brook <paul@codesourcery.com>
23815 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23816 extension instructions.
23818 2008-03-15 Richard Guenther <rguenther@suse.de>
23820 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23821 and fold constant aggregate refs.
23822 (fold_const_aggregate_ref): Handle string constants
23823 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23824 (evaluate_stmt): Simplify now that ccp_fold folds constant
23827 2008-03-15 Paul Brook <paul@codesourcery.com>
23829 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23830 (extzv): Use gen_extzv_t2.
23831 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23833 2008-03-15 Richard Guenther <rguenther@suse.de>
23835 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23836 (fold_const_aggregate_ref): Likewise.
23837 (get_value): Return NULL if we don't have any values.
23838 (ccp_finalize): Set const_val to NULL after freeing it.
23839 * tree-flow.h (get_symbol_constant_value): Declare.
23840 (fold_const_aggregate_ref): Likewise.
23841 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23843 2008-03-15 Richard Guenther <rguenther@suse.de>
23845 PR middle-end/35593
23846 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23847 to not produce negative array indices if not allowed. Add
23848 parameter to indicate that.
23849 (maybe_fold_offset_to_component_ref): Allow negative array
23850 indices only for the first member of a structure.
23851 (maybe_fold_offset_to_reference): Allow negative array indices.
23852 (maybe_fold_stmt_addition): Likewise.
23854 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23855 Anatoly Sokolov <aesok@post.ru>
23857 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23858 (avr_arch): Add ARCH_AVR6.
23859 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23860 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23861 instead of fixed value 2.
23862 (print_operand_address): Use gs() asm specifier instead of pm().
23863 (avr_assemble_integer): (Ditto.).
23864 (avr_output_addr_vec_elt): (Ditto.).
23865 (print_operand): Handle "!" code.
23866 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23867 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23868 (AVR_HAVE_EIJMP_EICALL): Define.
23869 (AVR_3_BYTE_PC): Redefine.
23870 (AVR_2_BYTE_PC): (Ditto.).
23871 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23872 (LINK_SPEC): Add atmega2560 and atmega2561.
23873 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23875 * config/avr/avr.md (call_insn): Use eicall instead of icall
23876 for 3 byte PC devices.
23877 (call_value_insn): (Ditto.).
23878 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23879 (indirect_jump): Use only for for 2 byte PC devices.
23880 (*tablejump): (Ditto.).
23881 (*indirect_jump_avr6): Add insn.
23882 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23883 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23884 instead of ijmp for 3 byte PC devices.
23885 (__tablejump2__): (Ditto.).
23886 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23887 (MULITLIB_DIRNAMES): (Ditto.).
23888 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23890 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23892 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23893 "sse2_umulsidi3". Use V1DI mode for operand 0.
23894 ("mmx_psadbw"): Use V1DI mode for operand 0.
23895 * config/i386/i386-modes.def (V1SI): New vector mode.
23896 * config/i386/i386.c (struct builtin_description)
23897 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23898 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23899 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23900 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23901 v1di_ftype_v8qi_v8qi type.
23902 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23904 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23905 __builtin_ia32_pmuludq]: Fix the mode of return value.
23907 2008-03-15 Richard Guenther <rguenther@suse.de>
23909 PR middle-end/35595
23910 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23913 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23915 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23916 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23917 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23918 unless TARGET_SERIALIZE_VOLATILE is enabled.
23919 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23920 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23921 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23923 2008-03-14 Richard Guenther <rguenther@suse.de>
23925 PR tree-optimization/34172
23926 * tree-flow.h (refs_may_alias_p): Declare.
23927 (get_single_def_stmt): Likewise.
23928 (get_single_def_stmt_from_phi): Likewise.
23929 (get_single_def_stmt_with_phi): Likewise.
23930 * tree-dfa.c (refs_may_alias_p): New function.
23931 (get_single_def_stmt): Likewise.
23932 (get_single_def_stmt_from_phi): Likewise.
23933 (get_single_def_stmt_with_phi): Likewise.
23934 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23935 (vn_reference_lookup_1): New helper function.
23936 (vn_reference_lookup): Walk the virtual use-def chain to
23937 continue searching for a match if the def does not alias the
23938 reference we are looking for.
23940 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23942 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23943 archive and Perzl. Update The Written Word listing.
23945 2008-03-14 Richard Guenther <rguenther@suse.de>
23947 PR tree-optimization/34043
23948 PR tree-optimization/33989
23949 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23951 (bitmap_find_leader): Use extra argument to verify dominance
23952 relationship inside a basic-block.
23953 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23954 (find_leader_in_sets): Adjust.
23955 (create_component_ref_by_pieces): Take extra argument for
23956 dominance check, handle lookup failures.
23957 (find_or_generate_expression): Likewise.
23958 (create_expression_by_pieces): Likewise.
23959 (insert_into_preds_of_block): Adjust.
23960 (create_value_expr_from): If asked for, verify all operands
23961 are in the blocks AVAIL_OUT set.
23962 (make_values_for_stmt): Check for SSA_NAMEs that are life
23963 over an abnormal edge.
23964 (compute_avail): Remove such check.
23965 (do_SCCVN_insertion): New function.
23966 (eliminate): If we do not find a leader suitable for replacement
23967 insert a replacement expression from SCCVN if available.
23968 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23969 (struct vn_ssa_aux): Add needs_insertion flag.
23970 * tree-ssa-sccvn.c (may_insert): New global flag.
23971 (copy_reference_ops_from_ref): Value-number union member access
23972 based on its size, not type and member if insertion is allowed.
23973 (visit_reference_op_load): For a weak match from union type
23974 punning lookup a view-converted value and insert a SSA_NAME
23975 for that value if that is not found.
23976 (visit_use): Make dumps shorter. Do not disallow value numbering
23977 SSA_NAMEs that are life over an abnormal edge to constants.
23978 (free_scc_vn): Release inserted SSA_NAMEs.
23979 (run_scc_vn): New flag to specify whether insertion is allowed.
23980 Process SSA_NAMEs in forward order.
23981 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23982 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23983 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23984 pointer type to/from integral types that do not change the
23985 precision to regular conversions.
23987 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23989 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23990 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23991 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23992 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23993 input arguments and the mode of return value. Built-in functions
23994 that operate on whole 64-bit MMX register now use V1DI mode.
23996 2008-03-13 Alon Dayan <alond@il.ibm.com>
23997 Olga Golovanevsky <olga@il.ibm.com>
23999 PR tree-optimization/35041
24000 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24001 to locate the right position in a statement.
24003 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24007 * config/i386/xmmintrin.h: Change all static inline functions to
24008 extern inline and add __gnu_inline__ attribute.
24009 * config/i386/bmintrin.h: Ditto.
24010 * config/i386/smmintrin.h: Ditto.
24011 * config/i386/tmmintrin.h: Ditto.
24012 * config/i386/mmintrin-common.h: Ditto.
24013 * config/i386/ammintrin.h: Ditto.
24014 * config/i386/emmintrin.h: Ditto.
24015 * config/i386/pmmintrin.h: Ditto.
24016 * config/i386/mmintrin.h: Ditto.
24017 * config/i386/mm3dnow.h: Ditto.
24019 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24021 PR middle-end/35185
24022 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24023 (lower_omp_2): New function.
24024 (lower_omp_1, lower_omp): Rewritten.
24026 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24029 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24030 with the phrase "Microsoft Windows compilers".
24031 (Push/Pop Macro Pragmas): New subsection. Document
24032 #pragma push_macro and pragma pop_macro.
24034 2008-03-12 Paul Brook <paul@codesourcery.com>
24036 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24038 2008-03-12 Paul Brook <paul@codesourcery.com>
24040 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24041 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24042 (thumb2_addsi_shortim): Rename ...
24043 (thumb2_addsi_short): ... to this. Allow register operands.
24044 (thumb2_subsi_short): New pattern.
24045 (thumb2_one_cmplsi2_short,
24046 thumb2_negsi2_short): New patterns and peepholes.
24048 2008-03-12 Paul Brook <paul@codesourcery.com>
24050 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24052 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24054 * config/i386/i386.md (int_cond): New code iterator.
24056 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24057 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24058 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24059 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24060 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24061 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24062 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24063 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24065 2008-03-12 Paul Brook <paul@codesourcery.com>
24067 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24068 instead of {arm,thumb}_compute_save_reg_mask.
24069 (output_return_instruction): Ditto.
24070 (thumb_unexpanded_epilogue): Ditto.
24071 (thumb1_expand_prologue): Ditto.
24072 (thumb1_output_function_prologue): Ditto.
24073 (arm_set_return_address): Ditto.
24074 (thumb_set_return_address): Ditto.
24075 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24076 regs to achieve stack alignment.
24077 (thumb1_compute_save_reg_mask): Fix compiler warning.
24078 (arm_output_epilogue): Use offsets->saved_regs_mask.
24079 Adjust stack pointer by poping call clobered registers.
24080 (arm_expand_prologue): Use offsets->saved_regs_mask.
24081 Adjust stack pointer by pushing extra registers.
24082 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24084 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24087 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24088 conversion to the operands of a multiplication.
24090 2008-03-12 Richard Guenther <rguenther@suse.de>
24092 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24093 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24094 * timevar.def (TV_TREE_PHIPROP): Add.
24095 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24096 pass description. Use TV_TREE_PHIPROP.
24097 * tree-ssa-forwprop.c: Remove phiprop code.
24099 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24101 PR middle-end/35549
24102 * omp-low.c (maybe_lookup_decl): Constify first argument.
24103 (use_pointer_for_field): Change last argument from bool to
24104 omp_context *. Disallow shared copy-in/out in nested
24105 parallel if decl is shared in outer parallel too.
24106 (build_outer_var_ref, scan_sharing_clauses,
24107 lower_rec_input_clauses, lower_copyprivate_clauses,
24108 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24110 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24111 Ira Rosen <irar@il.ibm.com>
24113 * tree-vectorizer.c (free_stmt_vec_info): New function.
24114 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24115 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24116 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24117 * tree-vect-transform.c (vectorizable_conversion): Free
24118 vec_oprnds0 if it was allocated.
24119 (vect_permute_store_chain): Remove unused VECs.
24120 (vectorizable_store): Free VECs that are allocated in the..
24122 (vect_transform_strided_load, vectorizable_load): Likewise.
24123 (vect_remove_stores): Simplify the code.
24124 (vect_transform_loop): Move code to vect_remove_stores().
24125 Call vect_remove_stores() and free_stmt_vec_info().
24127 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24129 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24130 TARGET_HPUX. Revise comment.
24131 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24132 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24133 Use sr4 variant of `be' instruction when not generating PIC code.
24134 (attr_length_call): Adjust for above change.
24136 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24138 * ipa-reference.c (static_execute): Remove module_statics_const and
24139 associated setting code.
24141 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24144 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24145 predicate for operand 1.
24146 (paritysi2_cmp): Use register_operand predicate for operand 2.
24147 Use earlyclobber modifier for operand 1. Remove support for
24149 (paritydi2_cmp): Use register_operand predicate for operand 3.
24150 Use earlyclobber modifier for operand 1. Remove support for
24153 2008-03-11 Paul Brook <paul@codesourcery.com>
24154 Vladimir Prus <vladimir@codesourcery.com>
24156 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24157 (arm_compute_save_reg0_reg12_mask): Always
24158 check if register 11 must be saved. Always safe hard frame pointer
24159 when frame_pointer_needeed.
24160 (arm_compute_save_reg_mask): Save IP and PC
24161 only with apcs frames.
24162 (arm_output_epilogue): Adjust Thumb2 codepath to
24163 be also invoked and work for ARM non-apcs frames.
24164 (arm_expand_prologue): Don't bother saving IP
24165 for non-apcs frame, since it's not clobbered by
24166 prologue code. Implement non-apcs frame
24169 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24171 PR rtl-optimization/35281
24172 * expr.c (convert_move): Use a new pseudo for the intermediate
24173 from_mode->word_mode result.
24175 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24177 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24178 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24179 * toplev.c (compile_file): Don't call it.
24181 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24183 PR middle-end/35526
24184 * expr.c (store_expr): Call emit_block_move if the mode
24185 of "temp" RTX is BLKmode.
24187 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24188 Richard Guenther <rguenther@suse.de>
24190 PR tree-optimization/31358
24191 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24192 the step with a NULL_TREE.
24193 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24194 to sizetype if type is a pointer type.
24195 (add_candidate_1): Don't convert the base and step to
24196 the generic type if the orginal type is a pointer type.
24197 (add_iv_value_candidates): Use sizetype for the step
24198 if type is a pointer type.
24199 (cand_value_at): Likewise.
24200 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24202 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24203 Don't convert the tem affine to the type.
24204 (add_elt_to_tree): Use sizetype for the step if a pointer.
24205 Use POINTER_PLUS_EXPR for pointers.
24206 (aff_combination_to_tree): Use sizetype for the step if a
24209 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24211 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24212 Remove commutativity hint.
24214 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24218 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24219 errorneous type. Check that v is a VAR_DECL.
24221 PR middle-end/35099
24222 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24224 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24226 PR tree-optimization/35494
24227 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24228 may be overriden at link and run time.
24230 2008-03-10 Richard Guenther <rguenther@suse.de>
24232 PR tree-optimization/34677
24233 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24234 (poolify_tree): Likewise.
24235 (modify_expr_template): Likewise.
24236 (poolify_modify_stmt): Likewise.
24237 (insert_fake_stores): Handle all component-ref style stores
24238 in addition to INDIRECT_REF. Also handle complex types.
24239 Do not poolify the inserted load.
24240 (realify_fake_stores): Do not rebuild the tree but only
24241 make it a SSA_NAME copy.
24242 (init_pre): Remove initialzation of modify_expr_template.
24243 Do not allocate modify_expr_node_pool.
24244 (fini_pre): Do not free modify_expr_node_pool.
24246 2008-03-10 Paul Brook <paul@codesourcery.com>
24248 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24249 to avoid conflicts.
24251 2008-03-10 Paul Brook <paul@codesourcery.com>
24252 Mark Shinwell <shinwell@codesourcery.com>
24254 * config/arm/cortex-r4.md: New.
24255 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24257 * config/arm/arm.md: Include cortex-r4.md.
24258 (insn): Add smmls, sdiv and udiv values.
24259 (generic_sched): Don't use generic scheduling for Cortex-R4.
24260 (arm_issue_rate): New function.
24261 (TARGET_SCHED_ISSUE_RATE): Define.
24263 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24265 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24267 2008-03-10 Richard Guenther <rguenther@suse.de>
24269 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24270 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24272 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24274 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24275 Set default to true.
24277 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24279 * c.opt (Wsynth): Deprecate.
24280 * doc/invoke.texi (Option Summary, Warning Options): Document
24281 -Wno-format-contains-nul.
24283 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24286 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24287 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24289 2008-03-09 Ira Rosen <irar@il.ibm.com>
24291 * config/rs6000/rs6000.c (builtin_description): Rename vector
24292 left shift operations.
24293 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24294 (altivec_vsl<VI_char>): Rename to ...
24295 (ashl<mode>3): ... new name.
24296 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24298 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24300 2008-03-08 Richard Guenther <rguenther@suse.de>
24302 * coverage.h (tree_coverage_counter_addr): Declare.
24303 * coverage.c (tree_coverage_counter_addr): New function.
24304 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24305 before using again.
24306 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24307 (tree_gen_one_value_profiler): Likewise.
24308 (tree_gen_ic_profiler): Likewise.
24309 (tree_gen_average_profiler): Likewise.
24310 (tree_gen_ior_profiler): Likewise.
24312 2008-03-08 Richard Guenther <rguenther@suse.de>
24314 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24315 (vn_binary_op_insert): Likewise.
24316 (vn_unary_op_lookup): Likewise.
24317 (vn_unary_op_insert): Likewise.
24318 (vn_nary_op_lookup): Declare.
24319 (vn_nary_op_insert): Likewise.
24320 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24321 and binary hashes, use a single obstack for unary_op_pool
24322 and binary_op_pool.
24323 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24324 a single struct vn_nary_op_s. Store tree code length and
24325 a variable number of operands.
24326 (struct vn_reference_op_struct): Remove unused op2.
24327 (vn_reference_op_eq): Do not compare op2.
24328 (vn_reference_op_compute_hash): Do not compute hash of op2.
24329 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24330 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24331 with vn_nary_op_compute_hash.
24332 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24333 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24335 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24337 (visit_unary_op): Call nary functions.
24338 (visit_binary_op): Likewise.
24339 (process_scc): Adjust for struct vn_tables_s changes.
24340 (allocate_vn_table): Likewise.
24341 (free_vn_table): Likewise.
24342 * tree-vn.c (vn_add): Call nary functions.
24343 (vn_lookup): Likewise.
24345 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24348 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24349 wdst back after sync_compare_and_swapqhi_internal.
24351 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24354 * config/i386/i386-modes.def (V1DI): New vector mode.
24355 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24356 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24357 (MMXMODE248): Ditto.
24358 (MMXMODE): Add V1DI mode.
24359 (mmxvecsize): Change DI mode to V1DI mode.
24360 ("mov<mode>): Use MMXMODEI8 mode iterator.
24361 ("*mov<mode>_internal_rex64"): Ditto.
24362 ("*mov<mode>_internal"): Ditto.
24363 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24364 ("mmx_sub<mode>3"): Ditto.
24365 ("mmx_adddi3"): Remove insn pattern.
24366 ("mmx_subdi3"): Ditto.
24367 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24368 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24369 ("mmx_ashl<mode>3"): Ditto.
24370 ("mmx_lshrdi3"): Remove insn pattern.
24371 ("mmx_ashldi3"): Ditto.
24372 * config/i386/i386.c (classify_argument): Handle V1DImode.
24373 (function_arg_advance_32): Ditto.
24374 (function_arg_32): Ditto.
24375 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24376 mmx_addv1di3 insn pattern.
24377 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24378 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24379 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24380 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24381 Remove definitions of built-in functions.
24382 (V1DI_type_node): New node.
24383 (v1di_ftype_v1di_int): Ditto.
24384 (v1di_ftype_v1di_v1di): Ditto.
24385 (v2si_ftype_v2si_si): Ditto.
24386 (v4hi_ftype_v4hi_di): Remove node.
24387 (v2si_ftype_v2si_di): Ditto.
24388 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24389 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24390 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24391 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24392 Add new builtins using def_builtin_const.
24393 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24394 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24395 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24396 * config/i386/mmintrin.h (__v1di): New typedef.
24397 (_mm_add_si64): Cast arguments to __v1di type.
24398 (_mm_sub_si64): Ditto.
24399 (_mm_sll_pi16): Cast __count to __v4hi type.
24400 (_mm_sll_pi32): Cast __count to __v2si type.
24401 (_mm_sll_si64): Cast arguments to __v1di type.
24402 (_mm_srl_pi16): Cast __count to __v4hi type.
24403 (_mm_srl_pi32): Cast __count to __v2si type.
24404 (_mm_srl_si64): Cast arguments to __v1di type.
24405 (_mm_sra_pi16): Cast __count to __v4hi type.
24406 (_mm_sra_pi32): Cast __count to __v2si type.
24407 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24408 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24409 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24410 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24411 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24412 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24413 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24414 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24415 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24416 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24417 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24418 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24420 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24422 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24424 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24427 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24428 reg+const addressing for Altivec modes. Don't generate reg+reg
24429 addressing for TFmode or TDmode quantities.
24431 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24433 * c-common.c (vector_types_convertible_p): Call langhook
24434 instead of comptypes.
24436 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24439 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24440 integral and scalar float variables which have a
24443 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24445 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24446 dwarf_register_span hook when emitting unwind information for
24447 register-to-memory saves.
24448 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24449 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24451 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24453 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24454 for the same VAR_DECL.
24456 2008-03-06 Tom Tromey <tromey@redhat.com>
24458 * treelang: Delete.
24459 * doc/standards.texi (Standards): Don't mention treelang.
24460 * doc/invoke.texi (Overall Options): Don't mention treelang.
24461 * doc/install.texi (Prerequisites): Don't mention bison or
24463 (Configuration): Don't mention treelang.
24464 (Building): Likewise.
24465 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24467 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24469 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24470 word-extractions out of a multi-word object.
24472 2008-03-06 Richard Guenther <rguenther@suse.de>
24474 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24475 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24476 result type and precision.
24477 * expr.c (get_inner_reference): Set unsignedp based on the result
24478 type of BIT_FIELD_REF.
24479 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24480 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24481 (try_instantiate_multiple_fields): Likewise. Use the correct type
24483 (sra_build_assignment): Likewise.
24484 (sra_build_elt_assignment): Likewise.
24485 (sra_explode_bitfield_assignment): Likewise.
24486 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24487 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24488 set BIT_FIELD_REF_UNSIGNED.
24489 (vectorizable_load): Likewise.
24491 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24493 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24496 2008-03-06 Richard Guenther <rguenther@suse.de>
24498 * alias.c (struct alias_set_entry): Move has_zero_child field
24499 to pack with alias_set.
24501 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24503 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24506 2008-03-05 Ian Lance Taylor <iant@google.com>
24508 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24510 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24512 * fwprop.c (update_df): Support width and offset parameters of
24514 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24515 global_conflicts): Change DF_REF_EXTRACT to either
24516 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24517 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24518 * df-scan.c (df_ref_record, df_defs_record,
24519 df_ref_create_structure, df_def_record_1, df_uses_record,
24520 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24521 df_bb_refs_collect, df_entry_block_defs_collect,
24522 df_exit_block_uses_collect): Support new width and offset fields.
24523 (ref_extract_pool): New storage pool.
24524 (df_free_ref): New function.
24525 (df_reg_chain_unlink, df_free_collection_rec,
24526 df_sort_and_compress_refs): Call df_free_ref.
24527 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24529 (df_ref_create_structure): Allocate df_ref_extract if offset and
24530 width fields are used.
24531 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24532 (df_uses_record): Get offset and width from ZERO_EXTRACT
24534 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24535 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24536 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24537 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24538 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24539 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24540 (df_ref_extract): New structure.
24541 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24542 (df_ref_create): Add width and offset parameters.
24544 2008-03-05 Richard Guenther <rguenther@suse.de>
24546 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24547 Use ranges_overlap_p.
24548 (offset_overlaps_with_access): Rename
24549 to ranges_overlap_p and move ...
24550 * tree-flow-inline.h (ranges_overlap_p): ... here.
24552 * tree.h (get_inner_reference, handled_component_p): Update
24555 * tree.h (record_component_aliases, get_alias_set,
24556 alias_sets_conflict_p, alias_sets_must_conflict_p,
24557 objects_must_conflict_p): Move declarations ...
24558 * alias.h (record_component_aliases, get_alias_set,
24559 alias_sets_conflict_p, alias_sets_must_conflict_p,
24560 objects_must_conflict_p): ... here.
24561 Include coretypes.h.
24562 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24564 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24566 * cfg.c: Include tree-flow.h.
24567 (remove_edge_raw): Call redirect_edge_var_map_clear.
24568 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24569 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24570 (redirect_edge_var_map_result): New.
24571 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24572 PENDING_STMT use with redirect_edge_var_map_*.
24573 * tree-ssa.c (edge_var_maps): New definition.
24574 (redirect_edge_var_map_add): New.
24575 (redirect_edge_var_map_clear): New.
24576 (redirect_edge_var_map_dup): New.
24577 (redirect_edge_var_map_vector): New.
24578 (redirect_edge_var_map_destroy): New.
24579 (ssa_redirect_edge): Replace PENDING_STMT use with
24580 redirect_edge_var_map_*.
24581 (flush_pending_stmts): Same.
24582 (delete_tree_ssa): Destroy edge var map.
24583 * tree-flow.h (struct _edge_var_map): New.
24584 Define edge_var_map vector type.
24585 Declare redirect_edge_var_map_* prototypes.
24586 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24587 * tree-cfg.c (reinstall_phi_args): Replace
24588 PENDING_STMT use with redirect_edge_var_map_*.
24590 2008-03-05 Richard Guenther <rguenther@suse.de>
24592 PR tree-optimization/35472
24593 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24594 whose single use_stmt has a overlapping set of loaded and
24595 stored symbols as that use_stmt might be a noop assignment then.
24597 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24599 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24601 2008-03-05 Richard Guenther <rguenther@suse.de>
24604 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24605 should be constants.
24606 * tree-cfg.c (verify_expr): Verify it.
24607 * fold-const.c (fold_truthop): Remove code generating
24608 BIT_FIELD_REFs of structure bases.
24609 (fold_binary): Likewise.
24610 (fold_ternary): Position and size of BIT_FIELD_REFs are
24611 always host integers.
24612 (make_bit_field_ref): Remove.
24613 (optimize_bit_field_compare): Remove.
24614 (all_ones_mask_p): Remove.
24616 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24619 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24620 (split_block_and_df_analyze): New. Split basic block and rebuild
24622 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24624 (split_pattern_seq): Likewise.
24625 (erase_matching_seqs): Likewise.
24626 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24628 2008-03-04 Geoff Keating <geoffk@apple.com>
24630 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24631 declaration and code.
24632 (tree_invalid_nonnegative_warnv_p): Likewise.
24634 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24636 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24637 examples. Truncate option-names then causing overfull hbox.
24639 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24642 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24644 * configure: Rebuilt.
24646 2008-03-04 Rafael Espíndola <espindola@google.com>
24648 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24649 (tree_unary_nonnegative_warnv_p): New.
24650 (tree_binary_nonnegative_warnv_p): New.
24651 (tree_single_nonnegative_warnv_p): New.
24652 (tree_invalid_nonnegative_warnv_p): New.
24653 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24655 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24658 * opts.c (handle_option): Postpone 'unknown option' errors only for
24661 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24664 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24667 2008-03-04 Rafael Espíndola <espindola@google.com>
24669 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24670 (tree_binary_nonzero_warnv_p): New.
24671 (tree_single_nonzero_warnv_p): New.
24672 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24674 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24676 PR middle-end/35456
24677 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24678 transformations for modes that have signed zeros.
24679 * ifcvt.c (noce_try_abs): Ditto.
24681 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24683 * config/i386/i386.c (override_options): Force
24684 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24686 2008-03-04 Jan Hubicka <jh@suse.cz>
24689 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24692 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24694 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24695 label to probe the stack.
24697 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24699 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24700 (__gthr_win32_mutex_destroy): Declare.
24701 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24702 __gthr_win32_mutex_destroy.
24703 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24705 2008-03-03 Jan Hubicka <jh@suse.cz>
24708 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24709 aggressive on inlining cold calls.
24711 2008-03-03 Richard Guenther <rguenther@suse.de>
24713 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24714 struct copies into the expression table.
24715 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24716 (try_to_simplify): Likewise.
24717 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24718 integral and pointer arguments which do not change the
24719 precision to NOP_EXPRs.
24720 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24721 VIEW_CONVERT_EXPR case.
24723 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24725 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24726 defined in a loop at depth 0 is invariant.
24727 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24728 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24729 be called at loop depth 0.
24731 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24734 * gcc.c (process_command): Update copyright notice dates.
24735 * gcov.c (print_version): Likewise.
24736 * gcov-dump.c (print_version): Likewise.
24737 * mips-tfile.c (main): Likewise.
24738 * mips-tdump.c (main): Likewise.
24740 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24743 * c-common.c (flag_permissive): Delete.
24744 (constant_expression_warnings): Check flags first.
24745 (constant_expression_error): New.
24746 * c-common.h (flag_permissive): Delete.
24747 (constant_expression_error): Declare.
24748 * flags.h (flag_permissive): Declare. Update description.
24749 * diagnostic.c (pedwarn): Update.
24751 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24752 (permissive_error_kind): New.
24753 * toplev.c (flag_permissive): Define. Update description.
24754 * toplev.h (permissive_error_kind): Declare.
24755 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24756 (pedwarn_c90): Use pedantic_warning_kind.
24757 * c-opts.c (c_common_post_options): flag_permissive does not affect
24758 flag_pedantic_errors.
24760 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24762 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24763 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24764 __absvsi2, __absvDI2): Use unsigned arithmetic.
24766 2008-03-02 Andi Kleen <ak@suse.de>
24767 Richard Guenther <rguenther@suse.de>
24769 * struct-equiv.c: Remove file.
24770 * cfg_cleanup.c (condjump_equiv_p): Remove.
24771 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24772 (struct-equiv.o): Remove rule.
24773 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24774 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24775 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24777 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24779 * ifcvt.c (noce_process_if_block): Try to handle only the then
24780 block if the else block exists but isn't suitable.
24782 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24785 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24786 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24787 regression from previous patch.
24789 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24792 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24794 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24795 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24796 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24797 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24798 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24799 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24800 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24801 (__gthread_mutex_destroy_function): Rename to
24802 __gthread_mutex_destroy.
24803 * gthr-dce.h (__gthread_mutex_destroy): Call
24804 pthread_mutex_destroy.
24805 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24806 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24807 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24809 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24811 * df-scan.c (df_ref_chain_change_bb): Simplify.
24812 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24813 set_block_for_insn if there's any change.
24814 * df.h ((df_insn_change_bb): Fix prototype.
24815 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24816 df_insn_change_bb, don't call set_block_for_insn.
24817 * emit-rtl.c (reorder_insns): Likewise.
24818 * haifa-sched.c (move_insn): Likewise.
24820 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24822 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24824 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24826 * tree-flow-inline.h (next_readonly_imm_use): Return
24827 NULL_USE_OPERAND_P after the end.
24829 2008-03-01 Richard Guenther <rguenther@suse.de>
24831 PR tree-optimization/35411
24832 * tree-sra.c (sra_build_assignment): Split conversion to
24833 final type to a separate statement if we are not assigning
24836 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24838 * fold-const.c (fold_convertible_p): Correct the logic to follow
24839 that in fold_convert().
24841 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24844 * tree-inline.c (build_duplicate_type): When we make a
24845 duplicate type, make it unique in the canonical types system.
24847 2008-02-29 Tom Tromey <tromey@redhat.com>
24849 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24850 input_file_stack_history, input_file_stack_restored): Remove.
24851 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24852 * input.h (struct file_stack): Remove.
24853 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24854 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24856 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24858 (diagnostic_last_module_changed): Add 'map' argument.
24859 (diagnostic_set_last_function): Likewise.
24860 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24861 line map, not input_file_stack.
24862 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24864 2008-02-29 Paul Brook <paul@codesourcery.com>
24866 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24868 2008-02-29 Paul Brook <paul@codesourcery.com>
24870 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24872 2008-02-29 Richard Guenther <rguenther@suse.de>
24874 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24876 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24877 value for comparing for a store match.
24878 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24879 (try_to_simplify): Do not do a full-blown reference lookup.
24881 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24883 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24884 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24886 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24888 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24890 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24891 strides against cache sizes.
24893 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24895 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24898 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24900 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24901 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24902 is smaller than the original promoted value.
24903 (simplify_subreg): If OP is a SUBREG, try to preserve its
24904 SUBREG_PROMOTED_VAR_P information.
24906 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24908 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24909 (VN_INFO_GET): Allocate new objects on the obstack.
24910 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24911 for rpo_numbers_temp, for consistency.
24912 (free_scc_vn): Free the obstack.
24914 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24916 * doc/invoke.texi: Document -ftree-loop-distribution.
24917 * tree-loop-distribution.c: New.
24918 * tree-pass.h (pass_loop_distribution): New.
24919 * graphds.h (struct graph): Add htab_t indices.
24920 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24921 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24922 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24923 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24924 * tree-data-ref.c (debug_data_dependence_relations): New.
24925 (dump_data_dependence_relation): Also print data references.
24926 (free_data_ref): Extern.
24927 (same_access_functions): Moved...
24928 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24929 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24930 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24931 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24932 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24933 (stmts_from_loop): Skip LABEL_EXPR.
24934 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24936 (build_rdg): Initialize rdg->indices htab.
24937 (free_rdg, stores_from_loop, ref_base_address,
24938 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24939 have_similar_memory_accesses_1, ref_base_address_1,
24940 remove_similar_memory_refs): New.
24941 * tree-data-ref.h: Depend on tree-chrec.h.
24942 (debug_data_dependence_relations, free_data_ref): Declared.
24943 (same_access_functions): ... here.
24944 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24946 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24947 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24948 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24949 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24950 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24951 rdg_vertex_for_stmt): Declared.
24952 (struct rdg_edge): Add level.
24954 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24955 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24957 (rdg_has_similar_memory_accesses): New.
24958 * tree-vect-analyze.c: Remove unused static decls.
24959 * lambda.h (dependence_level): New.
24960 * common.opt (ftree-loop-distribution): New.
24961 * tree-flow.h (mark_virtual_ops_in_bb,
24962 slpeel_tree_duplicate_loop_to_edge_cfg,
24963 rename_variables_in_loop): Declared.
24964 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24965 (OBJS-common): Add tree-loop-distribution.o.
24966 (tree-loop-distribution.o): New rule.
24967 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24968 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24969 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24971 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24974 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24975 other than structures and unions.
24977 2008-02-28 Richard Guenther <rguenther@suse.de>
24980 2008-02-26 Richard Guenther <rguenther@suse.de>
24982 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24983 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24984 (lookup_decl_from_uid): Declare.
24985 (remove_decl_from_map): Likewise.
24986 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24987 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24988 (decl_for_uid_map): New global hashtable mapping DECL_UID
24990 (init_ttree): Allocate it.
24991 (insert_decl_to_uid_decl_map): New helper function.
24992 (make_node_stat): Insert new decls into the map.
24993 (copy_node_stat): Likewise.
24994 (lookup_decl_from_uid): New function.
24995 (remove_decl_from_map): Likewise.
24996 (print_decl_for_uid_map_statistics): New helper.
24997 (dump_tree_statistics): Call it.
24999 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25000 (referenced_var_iterator): Adjust.
25001 (FOR_EACH_REFERENCED_VAR): Adjust.
25002 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25003 (num_referenced_vars): Adjust.
25004 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25005 (first_referenced_var): Remove.
25006 (end_referenced_vars_p): Likewise.
25007 (next_referenced_var): Likewise.
25008 (referenced_var_iterator_set): New helper function.
25009 * tree-dfa.c (referenced_var_lookup): Adjust.
25010 (referenced_var_check_and_insert): Likewise.
25011 (remove_referenced_var): Likewise.
25012 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25013 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25014 (verify_call_clobbering): Likewise.
25015 (verify_memory_partitions): Likewise.
25016 (init_tree_ssa): Allocate bitmap instead of hashtable for
25018 (delete_tree_ssa): Adjust.
25019 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25020 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25021 (compute_tag_properties): Likewise.
25022 (set_initial_properties): Likewise.
25023 (find_partition_for): Likewise.
25024 (update_reference_counts): Likewise.
25025 (dump_may_aliases_for): Likewise.
25026 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25027 (add_call_clobber_ops): Likewise.
25028 (add_call_read_ops): Likewise.
25029 (get_asm_expr_operands): Likewise.
25030 * tree-into-ssa.c (dump_decl_set): Likewise.
25031 (update_ssa): Likewise.
25032 * tree-sra.c (scan_function): Likewise.
25033 (decide_instantiations): Likewise.
25034 (scalarize_parms): Likewise.
25035 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25036 (dsa_named_for): Likewise.
25037 * tree-ssa-structalias.c (update_alias_info): Likewise.
25038 (merge_smts_into): Likewise.
25040 2008-02-27 David Daney <ddaney@avtrex.com>
25043 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25044 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25045 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25046 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25047 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25049 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25052 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25053 (BUILT_IN_NEXTTOWARD): Remove.
25054 (BUILT_IN_NEXTTOWARDF): Ditto.
25055 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25056 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25058 2008-02-27 Tom Tromey <tromey@redhat.com>
25060 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25061 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25063 2008-02-27 Jan Beulich <jbeulich@novell.com>
25065 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25066 update the respective field on newdecl.
25068 2008-02-27 Revital Eres <eres@il.ibm.com>
25070 PR rtl-optimization/34999
25071 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25072 crossing edges that ends with a call insn.
25073 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25074 call insn and clear the EDGE_CROSSING flag of the crossing edge
25075 when fixing fallthru edges.
25077 2008-02-27 Richard Guenther <rguenther@suse.de>
25079 PR middle-end/35390
25080 * fold-const.c (fold_unary): Return the correct argument,
25081 converted to the result type.
25083 2008-02-27 Richard Guenther <rguenther@suse.de>
25085 PR middle-end/34971
25086 * expr.c (expand_expr_real_1): Assert on rotates that operate
25088 * fold-const.c (fold_binary): Use the types precision, not the
25089 bitsize of the mode if folding rotate expressions. Build rotates
25090 only for full modes.
25092 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25094 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25095 and CPP_PRAGMA_EOL.
25096 * c-pragma.c (pragma_ns_name): New typedef.
25097 (registered_pp_pragmas): New variable.
25098 (c_pp_lookup_pragma): New function.
25099 (c_register_pragma_1): If flag_preprocess_only, do nothing
25100 for non-expanded pragmas, for expanded ones push pragma's
25101 namespace and name into registered_pp_pragmas vector.
25102 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25103 flag_preprocess_only, don't register GCC pch_preprocess
25104 pragma if flag_preprocess_only.
25105 * c-opts.c (c_common_init): Call init_pragma even if
25106 flag_preprocess_only.
25107 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25108 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25109 cpp_register_pragma if flag_preprocess_only.
25111 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25114 * c-parser.c (c_parser_translation_unit): Warn for empty
25115 translation unit, not empty source file.
25117 2008-02-26 Paul Brook <paul@codesourcery.com>
25119 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25120 operand for Thumb-2.
25121 * config/arm/arm.h (reg_class): Add CORE_REGS.
25122 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25123 (BASE_REG_CLASS): Use CORE_REGS.
25124 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25125 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25126 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25127 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25128 ARM_REGNO_OK_FOR_INDEX_P.
25129 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25130 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25131 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25132 (ldm/stm peepholes): Ditto.
25133 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25134 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25135 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25136 * config/arm/constraints.md: Enable "k" constraint on ARM.
25138 2008-02-27 Ben Elliston <bje@au.ibm.com>
25140 * config/rs6000/rs6000.c: Annotate cache line size field in all
25141 instances of struct processor_costs.
25143 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25145 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25146 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25147 jump_bypass): New counters.
25148 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25149 * dce.c (gate_ud_dce): Same.
25150 (gate_fast_dce): Same.
25151 * dse.c (gate_dse1): New function.
25152 (gate_dse2): New function.
25153 (gate_dse): Merge results of new gate functions.
25154 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25155 (gate_handle_jump_bypass): Add dbg_cnt.
25156 (gate_handle_gcse): Add dbg_cnt.
25157 * ifcvt.c (gate_handle_if_conversion): Same.
25158 (gate_handle_if_after_combine): Same.
25159 (gate_handle_if_after_reload): Same.
25160 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25162 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25164 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25166 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25168 2008-02-26 Jason Merrill <jason@redhat.com>
25171 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25172 alone if it's the naming decl for the type's main variant.
25174 2008-02-26 Tom Tromey <tromey@redhat.com>
25176 * system.h (USE_MAPPED_LOCATION): Poison.
25177 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25178 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25179 (make_goto_expr_edges): Likewise.
25180 (remove_bb): Likewise.
25181 (execute_warn_function_return): Likewise.
25182 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25184 * c-common.c (fname_decl): Remove old location code.
25185 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25187 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25189 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25190 (gen_rtx_ASM_INPUT): Likewise.
25191 (gen_rtx_ASM_INPUT_loc): Likewise.
25192 (get_rtx_asm_OPERANDS): Remove.
25193 * cfglayout.c (insn_locators_alloc): Remove old location code.
25194 (set_curr_insn_source_location): Likewise.
25195 (curr_insn_locator): Likewise.
25196 * print-tree.c (print_node): Remove old location code.
25197 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25198 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25199 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25200 location_from_locus.
25201 (construct_exit_block): Remove old location code.
25202 * emit-rtl.c (force_next_line_note): Remove old location code.
25203 * profile.c (branch_prob): Remove old location code.
25204 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25205 LOC_LINE): Remove old-location variants.
25206 * langhooks.c (lhd_print_error_function): Remove old location
25208 * configure, config.in: Rebuilt.
25209 * configure.ac (--enable-mapped-location): Remove.
25210 * c-decl.c (c_init_decl_processing): Remove old location code.
25211 (finish_function): Likewise.
25212 * recog.c (decode_asm_operands): Remove old location code.
25213 * c-pch.c (c_common_read_pch): Remove old location code.
25214 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25216 * gimple-low.c (lower_function_body): Remove old location code.
25217 * toplev.c (unknown_location): Remove.
25218 (push_srcloc): Remove old-location variant.
25219 (process_options): Remove old location code.
25220 (lang_dependent_init): Likewise.
25221 * input.h (UNKNOWN_LOCATION): Move definition.
25222 (location_t): Undeprecate.
25223 (source_locus): Remove.
25224 (location_from_locus): Remove.
25225 (struct location_s): Remove.
25226 Remove all old-location code.
25227 (input_line, input_filename): Remove.
25228 * final.c (final_scan_insn): Remove old location code.
25229 * diagnostic.c (diagnostic_build_prefix): Remove
25230 USE_MAPPED_LOCATION test.
25231 * tree.h (gimple_stmt) <locus>: Now a location_t.
25232 (tree_exp) <locus>: Likewise.
25233 (DECL_IS_BUILTIN): Remove old-location variant.
25234 (annotate_with_file_line, annotate_with_locus): Likewise.
25235 (expr_locus, set_expr_locus): Update.
25236 * tree.c (build1_stat): Remove old location code.
25237 (last_annotated_node): Remove.
25238 (annotate_with_file_line): Remove old-location variant.
25239 (annotate_with_locus): Likewise.
25240 (expr_location): Remove old location code.
25241 (set_expr_location): Likewise.
25242 (expr_has_location): Likewise.
25243 (expr_locus): Likewise.
25244 (set_expr_locus): Likewise.
25245 (expr_filename): Don't use location_from_locus.
25246 (expr_lineno): Likewise.
25247 * rtl-error.c (location_for_asm): Remove old location code.
25248 * c-lex.c (cb_line_change): Remove old location code.
25249 (fe_file_change): Likewise.
25250 (cb_def_pragma): Likewise.
25251 (c_lex_with_flags): Likewise.
25252 * gengtype.c (do_typedef): Don't special-case location types.
25253 (define_location_structures): Remove.
25254 (main): Don't call define_location_structures.
25255 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25258 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25261 * builtins.def (BUILT_IN_STDARG_START): Remove.
25262 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25263 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25264 * tree-inline.c (inline_forbidden_p_1): Likewise.
25266 2008-02-26 Richard Guenther <rguenther@suse.de>
25268 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25269 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25270 (lookup_decl_from_uid): Declare.
25271 (remove_decl_from_map): Likewise.
25272 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25273 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25274 (decl_for_uid_map): New global hashtable mapping DECL_UID
25276 (init_ttree): Allocate it.
25277 (insert_decl_to_uid_decl_map): New helper function.
25278 (make_node_stat): Insert new decls into the map.
25279 (copy_node_stat): Likewise.
25280 (lookup_decl_from_uid): New function.
25281 (remove_decl_from_map): Likewise.
25282 (print_decl_for_uid_map_statistics): New helper.
25283 (dump_tree_statistics): Call it.
25285 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25286 (referenced_var_iterator): Adjust.
25287 (FOR_EACH_REFERENCED_VAR): Adjust.
25288 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25289 (num_referenced_vars): Adjust.
25290 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25291 (first_referenced_var): Remove.
25292 (end_referenced_vars_p): Likewise.
25293 (next_referenced_var): Likewise.
25294 (referenced_var_iterator_set): New helper function.
25295 * tree-dfa.c (referenced_var_lookup): Adjust.
25296 (referenced_var_check_and_insert): Likewise.
25297 (remove_referenced_var): Likewise.
25298 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25299 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25300 (verify_call_clobbering): Likewise.
25301 (verify_memory_partitions): Likewise.
25302 (init_tree_ssa): Allocate bitmap instead of hashtable for
25304 (delete_tree_ssa): Adjust.
25305 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25306 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25307 (compute_tag_properties): Likewise.
25308 (set_initial_properties): Likewise.
25309 (find_partition_for): Likewise.
25310 (update_reference_counts): Likewise.
25311 (dump_may_aliases_for): Likewise.
25312 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25313 (add_call_clobber_ops): Likewise.
25314 (add_call_read_ops): Likewise.
25315 (get_asm_expr_operands): Likewise.
25316 * tree-into-ssa.c (dump_decl_set): Likewise.
25317 (update_ssa): Likewise.
25318 * tree-sra.c (scan_function): Likewise.
25319 (decide_instantiations): Likewise.
25320 (scalarize_parms): Likewise.
25321 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25322 (dsa_named_for): Likewise.
25323 * tree-ssa-structalias.c (update_alias_info): Likewise.
25324 (merge_smts_into): Likewise.
25326 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25329 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25330 * c-opts.c (c_common_handle_option): Wall enables
25331 Wvolatile-register-var.
25332 * common.opt: Move Wvolatile-register-var to...
25335 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25337 * common.opt (Wlarger-than=): New.
25338 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25340 * opts.c (common_handle_option): Handle -Wlarger-than=.
25341 * optc-gen.awk: Likewise.
25342 * opth-gen.awk: Likewise.
25343 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25344 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25346 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25348 * c-common.c (match_case_to_enum_1): Add appropriate
25349 OPT_W* parameter to warning.
25350 (c_do_switch_warnings): Likewise.
25351 * c-typeck.c (warning_init): Add one more parameter following
25352 'warning' function.
25353 (push_init_level): Update call to warning_init.
25354 (pop_init_level): Likewise.
25355 (add_pending_init): Likewise.
25356 (output_init_element: Likewise.
25358 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25361 * toplev.c (toplev_main): If there are warnings or error, print
25362 errors for ignored options.
25363 * opts.c (ignored_options): New static variable.
25364 (postpone_unknown_option_error): New.
25365 (print_ignored_options): New.
25366 (handle_option): Postpone errors for unknown -Wno-* options.
25367 * opts.h (print_ignored_options): Declare.
25369 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25371 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25374 2008-02-25 Richard Guenther <rguenther@suse.de>
25377 2008-02-25 Richard Guenther <rguenther@suse.de>
25379 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25380 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25381 (lookup_decl_from_uid): Declare.
25382 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25383 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25384 (decl_for_uid_map): New global hashtable mapping DECL_UID
25386 (init_ttree): Allocate it.
25387 (insert_decl_to_uid_decl_map): New helper function.
25388 (make_node_stat): Insert new decls into the map.
25389 (copy_node_stat): Likewise.
25390 (lookup_decl_from_uid): New function.
25391 (print_decl_for_uid_map_statistics): New helper.
25392 (dump_tree_statistics): Call it.
25394 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25395 (referenced_var_iterator): Adjust.
25396 (FOR_EACH_REFERENCED_VAR): Adjust.
25397 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25398 (num_referenced_vars): Adjust.
25399 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25400 (first_referenced_var): Remove.
25401 (end_referenced_vars_p): Likewise.
25402 (next_referenced_var): Likewise.
25403 (referenced_var_iterator_set): New helper function.
25404 * tree-dfa.c (referenced_var_lookup): Adjust.
25405 (referenced_var_check_and_insert): Likewise.
25406 (remove_referenced_var): Likewise.
25407 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25408 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25409 (verify_call_clobbering): Likewise.
25410 (verify_memory_partitions): Likewise.
25411 (init_tree_ssa): Allocate bitmap instead of hashtable for
25413 (delete_tree_ssa): Adjust.
25414 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25415 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25416 (compute_tag_properties): Likewise.
25417 (set_initial_properties): Likewise.
25418 (find_partition_for): Likewise.
25419 (update_reference_counts): Likewise.
25420 (dump_may_aliases_for): Likewise.
25421 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25422 (add_call_clobber_ops): Likewise.
25423 (add_call_read_ops): Likewise.
25424 (get_asm_expr_operands): Likewise.
25425 * tree-into-ssa.c (dump_decl_set): Likewise.
25426 (update_ssa): Likewise.
25427 * tree-sra.c (scan_function): Likewise.
25428 (decide_instantiations): Likewise.
25429 (scalarize_parms): Likewise.
25430 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25431 (dsa_named_for): Likewise.
25432 * tree-ssa-structalias.c (update_alias_info): Likewise.
25433 (merge_smts_into): Likewise.
25435 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25438 * doc/invoke.texi (-fcx-limited-range): Document new option.
25439 * toplev.c (process_options): Handle -fcx-fortran-rules.
25440 * common.opt: Add documentation for -fcx-fortran-rules.
25442 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25445 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25446 actual behaviour and C99.
25448 2008-02-26 Ben Elliston <bje@au.ibm.com>
25450 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25451 (ASM_CPU_POWER6_SPEC): Likewise.
25452 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25453 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25454 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25456 2008-02-25 Richard Guenther <rguenther@suse.de>
25458 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25459 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25460 (lookup_decl_from_uid): Declare.
25461 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25462 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25463 (decl_for_uid_map): New global hashtable mapping DECL_UID
25465 (init_ttree): Allocate it.
25466 (insert_decl_to_uid_decl_map): New helper function.
25467 (make_node_stat): Insert new decls into the map.
25468 (copy_node_stat): Likewise.
25469 (lookup_decl_from_uid): New function.
25470 (print_decl_for_uid_map_statistics): New helper.
25471 (dump_tree_statistics): Call it.
25473 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25474 (referenced_var_iterator): Adjust.
25475 (FOR_EACH_REFERENCED_VAR): Adjust.
25476 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25477 (num_referenced_vars): Adjust.
25478 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25479 (first_referenced_var): Remove.
25480 (end_referenced_vars_p): Likewise.
25481 (next_referenced_var): Likewise.
25482 (referenced_var_iterator_set): New helper function.
25483 * tree-dfa.c (referenced_var_lookup): Adjust.
25484 (referenced_var_check_and_insert): Likewise.
25485 (remove_referenced_var): Likewise.
25486 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25487 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25488 (verify_call_clobbering): Likewise.
25489 (verify_memory_partitions): Likewise.
25490 (init_tree_ssa): Allocate bitmap instead of hashtable for
25492 (delete_tree_ssa): Adjust.
25493 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25494 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25495 (compute_tag_properties): Likewise.
25496 (set_initial_properties): Likewise.
25497 (find_partition_for): Likewise.
25498 (update_reference_counts): Likewise.
25499 (dump_may_aliases_for): Likewise.
25500 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25501 (add_call_clobber_ops): Likewise.
25502 (add_call_read_ops): Likewise.
25503 (get_asm_expr_operands): Likewise.
25504 * tree-into-ssa.c (dump_decl_set): Likewise.
25505 (update_ssa): Likewise.
25506 * tree-sra.c (scan_function): Likewise.
25507 (decide_instantiations): Likewise.
25508 (scalarize_parms): Likewise.
25509 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25510 (dsa_named_for): Likewise.
25511 * tree-ssa-structalias.c (update_alias_info): Likewise.
25512 (merge_smts_into): Likewise.
25514 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25517 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25518 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25519 * alias.h (nonoverlapping_memrefs_p): Likewise.
25521 2008-02-25 Jan Beulich <jbeulich@novell.com>
25523 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25524 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25525 __emultls_get_address, __emultls_register_common,
25526 __floatundi?f, and _Unwind_GetIPInfo.
25527 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25528 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25529 (gen_regparm_prefix): Likewise.
25530 (i386_nlm_encode_section_info): Sync with
25531 config/i386/winnt.c:i386_pe_encode_section_info().
25532 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25533 i386_nlm_mangle_decl_assembler_name): New.
25534 (netware_override_options): New.
25535 * config/i386/netware.h (netware_override_options): Declare.
25536 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25537 (i386_nlm_mangle_decl_assembler_name): Declare.
25538 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25540 2008-02-25 Ben Elliston <bje@au.ibm.com>
25543 * c-decl.c (grokdeclarator): Remove unused local variables
25544 `typedef_type' and `type_as_written'.
25546 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25547 unused local variable `has_hot_blocks'.
25548 (fix_crossing_conditional_branches): Remove unused local variable
25551 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25553 PR middle-end/19984
25554 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25555 using DEF_C99_BUILTIN.
25556 (BUILT_IN_NANF): Ditto.
25557 (BUILT_IN_NANL): Ditto.
25559 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25560 Revital Eres <eres@il.ibm.com>
25562 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25563 regarding the order of two dependent insns in the same row.
25565 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25567 * stor-layout.c (layout_decl): Do not bump the alignment of a
25568 bit-field to more than byte alignment if it is packed.
25570 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25572 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25575 2008-02-24 Diego Novillo <dnovillo@google.com>
25577 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25580 * tree-vrp.c (vrp_evaluate_conditional): With
25581 -Wtype-limits, emit a warning when comparing against a
25582 constant outside the natural range of OP0's type.
25583 * c.opt (Wtype-limits): Move ...
25584 * common.opt (Wtype-limits): ... here.
25586 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25588 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25589 * config/rs6000/e300c2c3.md: New file.
25590 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25592 (rs6000_override_options): Add e300c2 and e300c3 cases to
25593 processor_target_table. Do not allow usage of Altivec or Spe
25594 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25595 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25596 * config/rs6000/rs6000.h (processor_type): Add
25597 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25598 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25599 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25600 and ppce300c3. Include e300c2c3.md.
25602 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25604 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25605 instead of TARGET_STRICT_ALIGN.
25607 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25609 * explow.c (memory_address): Assert that the generated address is
25612 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25615 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25616 * config/darwin-ppc-ldouble-patch.def: New file.
25617 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25618 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25619 SUBTARGET_INIT_BUILTINS if defined.
25620 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25623 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25626 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25627 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25629 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25632 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25633 file" warning condtional on -Winvalid-PCH.
25635 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25637 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25639 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25643 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25644 prevent reload from using MMX registers.
25645 (*mov<mode>_internal): Ditto.
25646 (*movv2sf_internal_rex64): Ditto.
25647 (*movv2sf_internal): Ditto.
25649 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25651 PR documentation/31569
25652 * doc/install.texi2html: Use makeinfo --no-number-sections.
25654 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25656 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25657 ensure that we can address an entire entity > 8 bytes. Don't
25658 generate reg+reg addressing for such data.
25660 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25662 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25663 strings when optimizing for size, unless the target cares about
25666 2008-02-22 Tom Tromey <tromey@redhat.com>
25668 * regclass.c (current_pass): Remove declaration.
25670 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25672 * config/avr/libgcc.S (__RAMPZ__): Define.
25673 (__do_copy_data): Add for devices with 128KB code memory.
25675 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25677 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25679 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25681 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25683 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25686 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25689 * c-typeck.c (build_binary_op): Warn about floating point
25690 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25692 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25695 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25696 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25698 (rs6000_override_options): Set altivec_abi as default, not override,
25699 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25700 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25701 is used; use new member spe_abi.
25702 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25703 spe_abi and altivec_abi.
25705 2008-02-22 Tomas Bily <tbily@suse.cz>
25707 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25709 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25712 * config.build (build_file_translate): Set to `CMD //c' only if
25714 * Makefile.in (build_file_translate): Improve comment.
25716 2008-02-21 Jan Hubicka <jh@suse.cz>
25718 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25719 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25720 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25722 2008-02-21 Michael Matz <matz@suse.de>
25725 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25727 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25729 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25730 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25731 as insn constraint.
25732 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25733 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25734 SSE_VEC_FLOAT_MODE_P as insn constraint.
25735 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25736 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25737 sse4a_movntdf using MODEF mode iterator.
25738 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25739 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25740 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25741 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25742 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25743 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25744 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25746 2008-02-21 Richard Guenther <rguenther@suse.de>
25748 * tree.def (PAREN_EXPR): New tree code.
25749 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25751 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25752 * expr.c (expand_expr_real_1): Likewise.
25753 * tree-inline.c (estimate_num_insns_1): Likewise.
25754 * tree-complex.c (expand_complex_move): Likewise.
25755 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25758 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25761 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25763 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25766 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25768 * config/sh/sh.c (find_barrier): Don't go past
25769 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25771 2008-02-20 DJ Delorie <dj@redhat.com>
25773 * config/h8300/h8300.md (insv): Force source operand to be a register.
25775 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25776 as a jump, not as a plain insn.
25778 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25780 * doc/invoke.texi (Warning Options): Add new option
25781 -Wframe-larger-than=.
25782 (-Wframe-larger-than): Document.
25784 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25785 Add declarations for new option variables.
25787 * final.c (final_start_function): Check the frame size
25788 before emission and issue a Wframe-larger-than warning.
25790 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25791 Add definitions for new option variables.
25792 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25794 * common.opt (Wframe-larger-than=): New option.
25796 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25798 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25799 (<sse>_div<mode>3): Ditto.
25800 (<sse>_vmdiv<mode>3): Ditto.
25801 (<sse>_vmsqrt<mode>2): Ditto.
25802 (*smax<mode>3): Ditto.
25803 (sse5_frcz<mode>2): Ditto.
25804 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25805 as insn constraint.
25807 2008-02-20 Richard Guenther <rguenther@suse.de>
25809 PR middle-end/35265
25810 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25811 be happy with INTEGRAL_TYPE_P.
25813 2008-02-20 Richard Guenther <rguenther@suse.de>
25815 * fold-const.c (split_tree): Associate floatig-point expressions
25816 if flag_associative_math is set.
25818 2008-02-20 Richard Guenther <rguenther@suse.de>
25820 * tree.h (fold_real_zero_addition_p): Declare.
25821 * fold-const.c (fold_real_zero_addition_p): Export.
25822 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25823 floating-point operations with zero and one.
25825 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25827 * doc/install.texi: Correct references to CFLAGS, replacing them
25828 with BOOT_CFLAGS. Document flags used during bootstrap for
25831 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25833 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25834 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25835 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25837 (smin<mode>3): Ditto from similar patterns.
25838 (smax<mode>3): Ditto.
25839 (*ieee_smin<mode>3): Ditto.
25840 (*ieee_smax<mode>3): Ditto.
25841 * config/i386/sse.md (sse): New mode attribute.
25842 (mov<mode>): Macroize expander from movv4sf and movv2df using
25843 SSEMODEF2P mode iterator.
25844 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25845 SSE_VEC_FLOAT_MODE_P as insn constraint.
25846 (storent<mode>): Ditto.
25847 (storent<mode>): Macroize expander from storentsf and storentdf using
25848 MODEF mode iterator.
25849 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25850 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25851 (abs<mode>2): Ditto from similar patterns.
25852 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25853 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25854 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25855 (<sse>_vmsqrt<mode>2): Ditto.
25856 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25857 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25858 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25859 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25860 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25861 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25862 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25864 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25865 iterator and SSE_FLOAT_MODE_P as insn constraint.
25866 (<sse>_ucomi): Ditto from similar patterns.
25867 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25868 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25869 SSE_VEC_FLOAT_MODE_P as insn constraint.
25870 (vcond<mode>): Ditto from similar patterns.
25871 (and<mode>3, *and<mode>3): Ditto.
25872 (<sse>_nand<mode>3): Ditto.
25873 (ior<mode>3, *ior<mode>3): Ditto.
25874 (xor<mode>3, *xor<mode>3): Ditto.
25875 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25876 iterator and SSE_FLOAT_MODE_P as insn constraint.
25877 (*nand<mode>3): Ditto from similar patterns.
25878 (*ior<mode>3): Ditto.
25879 (*xor<mode>3): Ditto.
25881 2008-02-20 Ira Rosen <irar@il.ibm.com>
25883 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25884 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25885 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25887 2008-02-19 Jan Hubicka <jh@suse.cz>
25889 * predict.c (tree_bb_level_predictions): Remove variable next
25890 mistakely introduced by previous commit.
25892 2008-02-19 Jan Hubicka <jh@suse.cz>
25894 * predict.c (predict_paths_leading_to): Rewrite.
25895 (predict_paths_for_bb): New.
25896 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25898 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25901 * Makefile.in (build_file_translate): New.
25902 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25903 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25904 * configure.ac (build_file_translate): Substitute it.
25905 * configure: Regenerate.
25907 2008-02-19 Jan Hubicka <jh@suse.cz>
25909 PR rtl-optimization/34408
25910 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25913 2008-02-19 Jan Hubicka <jh@suse.cz>
25915 PR middle-end/28779
25916 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25919 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25922 * config/i386/i386-modes.def: Revert the last DI alignment
25923 change until Ada people can look into it.
25925 2008-02-19 Nick Clifton <nickc@redhat.com>
25927 * opts.c (print_specific_help): Fix typo in --help text.
25929 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25932 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25933 32-bit inline asm without asm alternatives for host GCC < 3.0.
25935 2008-02-19 Richard Guenther <rguenther@suse.de>
25937 PR tree-optimization/34989
25938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25939 Allow propagation to INDIRECT_REF if we can simplify only.
25941 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25943 * c-common.c (warn_for_collisions_1): Use appropriate option when
25946 2008-02-19 Nick Clifton <nickc@redhat.com>
25949 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25950 (handle_options): Fix indentation.
25951 (print_filtered_help): If no language-specific options were
25952 displayed tell the user how to list all the options supported by
25953 the language's front-end.
25954 (print_specific_help): Fix indentation and remove duplicate line.
25955 (common_handle_option): Handle the -v option.
25956 For --help enable the display of undocumented options if the -v
25957 switch has been included on the command line.
25958 For --help= check for overlaps in the arguments between the option
25959 classes and the language names and issue a warning when they
25960 cannot be disambiguated.
25961 * c.opt (v): Pass on to the common option handler.
25963 2008-02-19 Revital Eres <eres@il.ibm.com>
25965 * modulo-sched.c (sms_schedule): Change dump message when
25966 create_ddg function fails.
25967 (try_scheduling_node_in_cycle): Rename row to cycle.
25968 (print_partial_schedule): Rename CYCLE to ROW.
25970 2008-02-19 Christian Bruel <christian.bruel@st.com>
25971 Zdenek Dvorak <ook@ucw.cz>
25973 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25975 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25978 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25979 (*x86_movdicc_0_m1_se): Ditto.
25981 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25983 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25984 (CMPtype): Define as __gcc_CMPtype.
25985 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25986 (CMPtype): Define as __gcc_CMPtype.
25988 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25990 Support valgrind 3.3 for --enable-checking=valgrind.
25991 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25993 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25994 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25995 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25996 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25997 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25998 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25999 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26001 * ggc-zone.c: Similar.
26002 * ggc-page.c: Similar.
26004 2008-02-19 Paul Brook <paul@codesourcery.com>
26007 * config/arm/ieee754-df.S: Fix do_it typo.
26008 * config/arm/ieee754-sf.S: Fix do_it typo.
26010 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26013 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26014 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26015 (OPTION_MASK_ISA_SSE_SET): Likewise.
26016 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26017 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26018 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26019 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26020 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26021 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26022 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26023 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26024 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26025 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26026 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26027 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26028 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26029 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26030 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26031 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26032 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26033 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26034 (OPTION_MASK_ISA_SSE4): Removed.
26035 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26036 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26037 (override_options): Don't turn on implied SSE/MMX bits in
26040 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26042 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26045 2008-02-18 Joey Ye <joey.ye@intel.com>
26047 PR middle-end/34921
26048 * tree-nested.c (insert_field_into_struct): Set type alignment
26049 to field alignment if the former is less than the latter.
26051 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26053 * BASE-VER: Set to 4.4.0.
26055 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26057 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26058 * doc/cfg.texi: Likewise.
26059 * doc/extend.texi: Likewise.
26060 * doc/gty.texi: Likewise.
26061 * doc/invoke.texi: Likewise.
26062 * doc/loop.texi: Likewise.
26063 * doc/md.texi: Likewise.
26064 * doc/passes.texi: Likewise.
26065 * doc/rtl.texi: Likewise.
26066 * doc/sourcebuild.texi: Likewise.
26067 * doc/tm.texi: Likewise.
26068 * doc/tree-ssa.texi: Likewise.
26070 2008-02-17 Richard Guenther <rguenther@suse.de>
26072 PR middle-end/35227
26073 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26074 without default definition.
26076 2008-02-17 Richard Guenther <rguenther@suse.de>
26078 PR tree-optimization/35231
26079 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26082 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26085 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26086 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26087 libgcc_cmp_return mode.
26089 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26092 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26094 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26096 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26099 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26101 * doc/c-tree.texi: Use `@.' where appropriate.
26102 * doc/extend.texi: Likewise.
26103 * doc/install.texi: Likewise.
26104 * doc/invoke.texi: Likewise.
26105 * doc/loop.texi: Likewise.
26106 * doc/makefile.texi: Likewise.
26107 * doc/md.texi: Likewise.
26108 * doc/passes.texi: Likewise.
26109 * doc/standards.texi: Likewise.
26110 * doc/tm.texi: Likewise.
26112 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26114 PR middle-end/35196
26115 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26117 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26118 rather than in entry_bb.
26120 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26122 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26123 libgcc_cmp_return mode.
26125 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26127 PR middle-end/35130
26128 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26129 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26131 2008-02-15 Richard Guenther <rguenther@suse.de>
26132 Zdenek Dvorak <ook@ucw.cz>
26134 PR tree-optimization/35164
26135 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26136 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26137 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26138 Only propagate addresses which do not have abnormal SSA_NAMEs
26141 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26144 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26146 2008-02-15 Jan Hubicka <jh@suse.cz>
26148 PR middle-end/35149
26149 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26151 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26153 PR middle-end/34621
26154 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26155 when calculating alignment_pad.
26157 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26159 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26160 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26161 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26162 and STACK_BOUNDARY define.
26164 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26166 PR preprocessor/35061
26167 * c-pragma.c (handle_pragma_pop_macro): Check that
26168 pushed_macro_table has been allocated.
26170 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26172 PR middle-end/35136
26173 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26174 (force_gimple_operand): Likewise.
26175 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26176 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26177 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26178 (find_interesting_uses_address): Check addressability and alignment
26179 of the base expression only after substituting bases of IVs into it.
26181 2008-02-14 Michael Matz <matz@suse.de>
26184 * function.c (instantiate_virtual_regs_in_insn): Reload address
26185 before falling back to reloading the whole operand.
26187 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26189 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26190 before the first section switch note.
26192 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26194 * doc/bugreport.texi: Update copyright years.
26195 * doc/c-tree.texi: Likewise.
26196 * doc/cfg.texi: Likewise.
26197 * doc/cpp.texi: Likewise.
26198 * doc/cppinternals.texi: Likewise.
26199 * doc/fragments.texi: Likewise.
26200 * doc/frontends.texi: Likewise.
26201 * doc/gcc.texi: Likewise.
26202 * doc/gty.texi: Likewise.
26203 * doc/hostconfig.texi: Likewise.
26204 * doc/implement-c.texi: Likewise.
26205 * doc/libgcc.texi: Likewise.
26206 * doc/loop.texi: Likewise.
26207 * doc/makefile.texi: Likewise.
26208 * doc/options.texi: Likewise.
26209 * doc/passes.texi: Likewise.
26210 * doc/rtl.texi: Likewise.
26211 * doc/sourcebuild.texi: Likewise.
26212 * doc/standards.texi: Likewise.
26213 * doc/tree-ssa.texi: Likewise.
26214 * doc/trouble.texi: Likewise.
26216 * doc/extend.texi: Use @: or add comma where appropriate.
26217 * doc/invoke.texi: Likewise.
26218 * doc/tm.texi: Likewise.
26220 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26223 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26226 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26228 * doc/md.texi (clz, ctz): Add reference.
26229 * doc/rtl.texi (clz, ctz): Likewise.
26231 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26234 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26237 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26239 * config/s390/s390.c (struct constant_pool): New field
26240 emit_pool_after added.
26241 (s390_mainpool_start): Set the emit_pool_after flag according
26242 to the section switch notes.
26243 (s390_mainpool_finish): Consider emit_pool_after when emitting
26244 the literal pool at the end of the function.
26245 (s390_chunkify_start): Force literal pool splits at section
26248 2008-02-13 Michael Matz <matz@suse.de>
26251 * var-tracking.c (clobber_variable_part): Correctly traverse the
26254 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26257 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26258 Add -fdump-ipa-inline.
26259 * tree-dump.c (dump_files): Remove tree-inlined dump.
26260 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26262 2008-02-12 Richard Guenther <rguenther@suse.de>
26264 PR tree-optimization/35171
26265 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26268 2008-02-12 Richard Guenther <rguenther@suse.de>
26270 PR middle-end/35163
26271 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26272 value-preserving mode. Disallow final truncation.
26274 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26276 PR middle-end/35136
26277 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26278 code from here to...
26279 (force_gimple_operand): ...here.
26281 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26284 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26285 non-compatible pointers.
26286 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26287 different FIELD_DECLs, try harder by comparing field offsets, sizes
26290 PR inline-asm/35160
26291 * function.c (match_asm_constraints_1): Don't replace the same input
26294 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26296 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26297 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26298 (expand_epilogue): Restore RAMPZ register.
26299 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26301 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26303 * config/i386/cygwin.asm: (__alloca): Correct calling
26304 convention and alignment.
26305 (__chkstk): Force 8 byte stack alignment.
26307 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26308 Richard Guenther <rguenther@suse.de>
26310 PR tree-optimization/33992
26311 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26312 the zero we compare against.
26314 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26316 PR libfortran/35063
26317 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26318 to CloseHandle after unlocking to prevent accumulation of handle
26321 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26323 PR middle_end/34150
26324 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26325 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26326 and update LABEL_NUSES during and after reload.
26328 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26330 PR middle-end/34627
26331 * combine.c (simplify_if_then_else): Make sure the comparison is
26332 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26334 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26337 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26338 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26339 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26340 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26341 * tree.h (get_type_static_bounds): Likewise.
26343 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26345 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26346 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26347 Make -Wfoo language annotations match what the compiler outputs.
26349 2008-02-08 Sa Liu <saliu@de.ibm.com>
26351 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26352 intrinsics spu_convts, spu_convtu, spu_convtf.
26354 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26356 * doc/extend.texi (Function Attributes) <noinline>: Mention
26357 asm ("") as method to keep calls.
26359 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26362 * doc/options.texi (Options): Replace references to opts.sh with
26364 * opts-common.c: Likewise.
26365 * optc-gen.awk: Likewise.
26367 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26369 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26371 2008-02-07 Richard Henderson <rth@redhat.com>
26374 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26375 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26378 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26380 PR tree-optimization/35085
26381 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26382 for operand entry oe2 in addition to operand entry oe3 in order to
26383 expose more opportunities for vectorizer sum reduction.
26385 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26388 * Makefile.in (LIBS): Remove $(GMPLIBS).
26389 (cc1-dummy, cc1): Add $(GMPLIBS).
26391 2008-02-06 Jan Hubicka <jh@suse.cz>
26394 * i386.md (moddf_integer): Do not produce partial memory stalls for
26395 targets where it hurts.
26397 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26400 * optabs.c (expand_float): Do not check for decimal modes when
26401 expanding unsigned integer through signed conversion.
26403 2008-02-06 Nick Clifton <nickc@redhat.com>
26405 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26406 inside the clobber with a match_operand and duplicated operand
26407 number in the constraint.
26408 (ineqbranchsi): Delete redundant comment.
26410 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26412 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26413 builtin_define ("__USE_INIT_FINI__").
26414 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26416 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26418 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26420 PR documentation/30330
26421 * doc/invoke.texi (C++ Dialect Options)
26422 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26423 For each warning option -Wfoo that allows -Wno-foo, ensure both
26424 -Wfoo and -Wno-foo are listed in the option index. Fix index
26425 entry of -Wswitch-default, index -Wnormalized= including the
26426 `=', and -Wlarger-than-@var{len} including @var{len}.
26428 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26430 * config/i386/i386.md (floatunssisf2): Use
26431 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26432 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26433 Macroize expander using MODEF mode iterator.
26435 2008-02-05 Diego Novillo <dnovillo@google.com>
26437 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26440 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26442 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26445 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26447 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26450 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26451 to indicate if a message should be generated.
26452 (init_cumulative_args): Updated.
26453 (function_value_32): Likewise.
26455 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26457 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26459 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26462 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26463 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26465 2008-02-04 Diego Novillo <dnovillo@google.com>
26467 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26470 * tree-vrp.c (vrp_evaluate_conditional): With
26471 -Wtype-limits, emit a warning when comparing against a
26472 constant outside the natural range of OP0's type.
26474 2008-02-04 Richard Guenther <rguenther@suse.de>
26476 PR middle-end/33631
26477 * expr.c (count_type_elements): Give for unions instead of
26480 2008-02-04 Richard Guenther <rguenther@suse.de>
26482 PR middle-end/35043
26483 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26484 to TYPE_DOMAINs base type instead of using bitsizetype here.
26486 2008-02-03 Jason Merrill <jason@redhat.com>
26488 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26490 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26493 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26494 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26495 (RS/6000 and PowerPC Options): Fix typos and markup.
26496 * doc/passes.texi (Tree-SSA passes): Likewise.
26498 2008-02-02 Michael Matz <matz@suse.de>
26501 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26502 from record_last_reg_set_info.
26503 (record_last_reg_set_info): Take an RTX argument, iterate over all
26504 constituent hardregs.
26505 (record_last_set_info, record_opr_changes): Change calls to
26506 new signature or to record_last_reg_set_info_regno.
26508 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26510 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26512 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26514 PR rtl-optimization/34773
26515 * reg-notes.def (EQUAL): Mention significance of combination of
26516 REG_EQUAL and REG_RETVAL.
26517 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26518 insn that has a REG_RETVAL.
26520 2008-02-01 Roger Sayle <roger@eyesopen.com>
26523 * configure.ac (--enable-fixed-point): Disable unless explicitly
26525 * configure: Regenerate.
26527 2008-02-01 Richard Guenther <rguenther@suse.de>
26530 * invoke.texi (-finline-limit): Remove no longer true parts
26531 of the documentation. Note that there is no default value.
26533 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26534 Mark Mitchell <mark@codesourcery.com>
26535 Ben Elliston <bje@au.ibm.com>
26538 * doc/extend.texi (Other Builtins): Document.
26540 2008-01-31 Tom Browder <tom.browder@gmail.com>
26542 * doc/c-tree.texi (Types): Fix grammar.
26543 (Expression trees): Ditto.
26544 * doc/passes.texi (Tree-SSA passes): Ditto.
26546 * doc/configterms.texi (Configure Terms): Fix typo.
26547 * doc/cpp.texi (Common Predefined Macros): Ditto.
26548 * doc/md.texi (Machine Constraints): Ditto.
26550 * doc/makefile.texi (Makefile): Add comma.
26552 2008-01-31 Tom Browder <tom.browder@gmail.com>
26553 Gerald Pfeifer <gerald@pfeifer.com>
26555 * doc/sourcebuild.texi (Front End): Remove references to CVS
26556 and CVSROOT/modules.
26557 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26558 (Back End): Remove reference to CVS.
26560 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26563 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26565 (mips16_gp_pseudo_reg): ...here.
26566 * config/mips/mips.md (load_const_gp): Replace with...
26567 (load_const_gp_<mode>): ...this :P-based insn.
26569 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26571 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26572 options. Minor fixes.
26573 (-std): Move reference to standards closer to where language
26574 standards are first mentioned.
26576 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26578 PR rtl-optimization/34995
26579 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26580 parameter and return a bool. If the rtx parameter is nonnull,
26581 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26582 (find_reloads): Update call accordingly. Pass the new operand
26583 if it needed no address reloads, otherwise pass null.
26585 2008-01-30 Richard Henderson <rth@redhat.com>
26588 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26589 for unbounded arrays.
26591 2008-01-30 Silvius Rus <rus@google.com>
26593 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26595 2008-01-30 Jan Hubicka <jh@suse.cz>
26598 * i386.c (init_cumulative_args): Use real function declaration when
26601 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26603 PR rtl-optimization/34998
26604 * global.c (build_insn_chain): Treat non-subreg_lowpart
26605 SUBREGs of pseudos as clobbering all the words covered by the
26606 SUBREG, not just all the bytes.
26607 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26608 original df_ref rather than an extract parameter.
26609 (global_conflicts): Update call accordingly.
26611 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26613 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26614 the overflow check to make it easier to read.
26615 (__fixtfdi): Change the type of the ll member in union
26616 long_double to UDItype_x.
26618 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26620 PR middle-end/34969
26621 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26622 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26623 * tree-inline.c (fold_marked_statements): Call
26624 cgraph_update_edges_for_call_stmt if folding a call statement.
26625 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26626 debug_generic_stmt calls, reset it back afterwards.
26629 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26631 * c-typeck.c (build_external_ref): Don't pedwarn about
26632 static vars in current function's scope.
26634 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26636 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26638 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26641 * ipa-struct-reorg.c: Fix spelling.
26642 * params.def: Ditto.
26644 2008-01-29 Richard Guenther <rguenther@suse.de>
26646 PR middle-end/35006
26647 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26649 * tree-inline.c (remap_type): Increment remapping_type_depth
26650 around remapping types.
26651 (copy_body_r): Only add referenced variables if they are referenced
26652 from code, not types.
26654 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26665 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26666 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26668 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26671 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26672 pointer for tiny stack.
26674 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26676 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26678 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26680 * config/vx-common.h: Fix typo in comment.
26682 2008-01-28 Ian Lance Taylor <iant@google.com>
26686 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26687 coalesce pointers if they have different DECL_NO_TBAA_P values.
26688 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26689 between variables with different DECL_NO_TBAA_P values.
26691 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26694 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26695 are not legitimate small data references on SPE targets.
26697 2008-01-28 David Daney <ddaney@avtrex.com>
26699 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26701 2008-01-28 David Daney <ddaney@avtrex.com>
26703 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26705 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26707 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26708 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26709 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26710 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26711 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26712 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26713 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26714 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26716 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26718 * basic-block.h (condjump_equiv_p): Fix comment.
26720 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26722 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26723 print_generic_stmt_indented): Fix comment.
26725 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26727 * configure.ac (__stack_chk_fail): Add detecion for availability
26728 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26729 * configure: Regenerate.
26731 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26733 PR middle-end/34688
26734 * final.c (output_addr_const): Handle TRUNCATE.
26736 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26739 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26740 (zero_cost, infinite_cost): New constants.
26741 (struct cost_pair): Change type of cost to comp_cost.
26742 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26743 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26745 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26746 split_address_cost, ptr_difference_cost, difference_cost,
26747 get_computation_cost_at, get_computation_cost,
26748 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26749 determine_use_iv_cost_condition, determine_use_iv_costs,
26750 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26751 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26752 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26753 Change type of cost to comp_cost.
26754 (determine_iv_cost): Increase cost of non-original ivs, instead
26755 of decreasing the cost of original ones.
26756 (get_address_cost): Indicate the complexity of the addressing mode
26758 (try_add_cand_for): Prefer using ivs not specific to some object.
26759 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26761 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26762 Janis Johnson <janis187@us.ibm.com>
26765 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26766 (TARGET_INSTANTIATE_DECLS): Likewise.
26767 * target.h (expand_to_rtl_hook): New target hook.
26768 (instantiate_decls): Likewise.
26769 * function.c (instantiate_decl): Make non-static. Rename to...
26770 (instantiate_decl_rtl): ... this.
26771 (instantiate_expr): Use instantiate_decl_rtl.
26772 (instantiate_decls_1): Likewise.
26773 (instantiate_decls): Likewise.
26774 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26775 * function.h (instantiate_decl_rtl): Add prototype.
26776 * cfgexpand.c (target.h): New include.
26777 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26778 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26779 (TARGET_INSTANTIATE_DECLS): Likewise.
26780 (TARGET_INITIALIZER): New target hooks added.
26781 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26783 * config/rs6000/rs6000.c (tree-flow.h): New include.
26784 (machine_function): Add sdmode_stack_slot field.
26785 (rs6000_alloc_sdmode_stack_slot): New function.
26786 (rs6000_instantiate_decls): Likewise.
26787 (rs6000_secondary_memory_needed_rtx): Likewise.
26788 (rs6000_check_sdmode): Likewise.
26789 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26790 (TARGET_INSTANTIATE_DECLS): Likewise.
26791 (rs6000_hard_regno_mode_ok): Allow SDmode.
26792 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26793 (rs6000_emit_move): Handle SDmode.
26794 (function_arg_advance): Likewise.
26795 (function_arg): Likewise.
26796 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26797 SDmode var args for 32-bit compiles.
26798 (rs6000_secondary_reload_class): Handle SDmode.
26799 (rs6000_output_function_epilogue): Likewise.
26800 (rs6000_function_value): Simplify if statement.
26801 (rs6000_libcall_value): Likewise.
26802 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26803 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26804 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26805 (movsd_hardfloat): New define_insn.
26806 (movsd_softfloat): Likewise.
26807 (movsd_store): Likewise.
26808 (movsd_load): Likewise.
26809 (extendsddd2): Likewise.
26810 (extendsdtd2): Likewise.
26811 (truncddsd2): Likewise.
26812 (movdd_hardfloat64): Fixup comment.
26813 (UNSPEC_MOVSD_LOAD): New constant.
26814 (UNSPEC_MOVSD_STORE): Likewise.
26816 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26819 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26821 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26822 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26823 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26824 and TRUTH_XOR_EXPR.
26826 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26829 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26830 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26831 __LONGDOUBLE128 too.
26832 * config/rs6000/aix61.h: New file.
26834 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26836 PR rtl-optimization/34959
26837 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26838 popcount and parity rtxes the same mode as their operand.
26839 Truncate or extend the result to the return value's mode
26842 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26845 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26846 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26847 to GOT_VERSION_REGNUM.
26848 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26849 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26850 * config/mips/mips.c (mips_emit_call_insn): New function.
26851 (mips_call_tls_get_addr): Call mips_expand_call directly.
26852 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26854 (mips16_build_call_stub): Likewise. Return the call insn or null.
26855 (mips_expand_call): Update the call to mips16_build_call_stub
26856 accordingly and a remove redundant condition. Assert that MIPS16
26857 stubs do not use lazy binding. Use mips_emit_call_insn and return
26859 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26861 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26862 (mips_avoid_hazard): Remove hazard_set handling.
26863 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26864 (UNSPEC_RESTORE_GP): ...this.
26865 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26866 (FAKE_CALL_REGNO): Rename to...
26867 (GOT_VERSION_REGNUM): ...this.
26868 (type): Add "ghost" value. Add an associated insn reservation.
26869 (hazard_set): Remove.
26870 (exception_receiver): Rename to...
26871 (restore_gp): ...this and update the unspec identifier accordingly.
26872 (exception_receiver, nonlocal_got_receiver): New expanders.
26873 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26874 FAKE_CALL_REGNO. Remove hazard_set attribute.
26875 (set_got_version, update_got_version): New patterns.
26877 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26880 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26882 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26885 * doc/install.texi2html: Generate gcc-vers.texi.
26887 2008-01-25 DJ Delorie <dj@redhat.com>
26889 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26891 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26893 * config/c4x: Remove directory.
26894 * config.gcc (crx-*, mt-*): Mark obsolete.
26895 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26896 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26897 sh-*-rtemscoff*): Remove cases.
26898 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26899 * real.c (encode_c4x_single, decode_c4x_single,
26900 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26901 c4x_extended_format): Remove.
26902 * real.h (c4x_single_format, c4x_extended_format): Remove.
26903 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26905 (Pragmas): Remove comment about c4x pragmas.
26906 * doc/install.texi (c4x): Remove target-specific instructions.
26907 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26908 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26909 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26910 refer to C4x source files as examples.
26911 (C4X_FLOAT_FORMAT): Remove documentation.
26913 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26915 * config/bfin/bfin.c (override_options): Reorder tests so that
26916 flag_pic gets enabled for -msep-data.
26918 2008-01-25 Richard Guenther <rguenther@suse.de>
26920 PR middle-end/32244
26921 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26922 to its bitfield precision if required.
26924 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26926 PR middle-end/33880
26927 * tree-nested.c (walk_omp_for): New function.
26928 (convert_nonlocal_reference, convert_local_reference): Call
26929 walk_omp_for on OMP_FOR.
26930 (convert_call_expr): Call walk_body on OMP_FOR's
26931 OMP_FOR_PRE_INIT_BODY.
26933 2008-01-25 Richard Guenther <rguenther@suse.de>
26935 PR tree-optimization/34966
26936 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26937 default defs and PHI_NODEs we have to insert after the
26938 defining statement.
26940 2008-01-24 Nick Clifton <nickc@redhat.com>
26942 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26943 Provide a default definition.
26944 (LIBGCC2_UNITS_PER_WORD): Likewise.
26946 * config/stormy16/stormy16.c: Include df.h for the prototype
26947 for df_regs_ever_live_p.
26948 (xstormy16_expand_builtin_va_start): Convert the stack offset
26949 into a component_ref and then use POINTER_PLUS_EXPR to add it
26950 to the incoming_virtual_args_rtx.
26951 (xstormy16_gimplify_va_arg_expr): Rename to
26952 xstormy16_gimplify_va_arg_expr.
26953 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26954 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26955 xstormy16_gimplify_va_arg_expr.
26956 Fix up some formatting issues.
26958 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26959 Move to predicates.md.
26960 (xs_hi_general_operand): Likewise.
26961 (xs_hi_nonmemory_operand): Likewise.
26962 * config/stormy16/predicates.md:
26963 (xstormy16_carry_plus_operand): New predicate.
26964 (xs_hi_general_operand): New predicate.
26965 (xs_hi_nonmemory_operand): New predicate.
26966 * config/stormy16/stormy16-protos.h:
26967 (xstormy16_carry_plus_operand): Delete prototype.
26968 (xs_hi_general_operand): Likewise.
26969 (xs_hi_nonmemory_operand): Likewise.
26971 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26972 modifiers as they are no longer needed and they can trigger
26973 reload spill failures.
26975 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26976 with a match_operand in order to help reload.
26978 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26979 constraint with 'e' for the 8th alternative as this version of
26980 the mov.w instruction only accepts the lower 8 registers.
26982 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26985 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26986 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26989 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26991 PR middle-end/33333
26992 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26994 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26996 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26998 (remove_structure): Update allocations list before removing structure.
27000 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27002 * ipa-struct-reorg.c (is_safe_cond_expr,
27003 create_new_stmts_for_cond_expr): Use integer_zerop function,
27004 that recognize not only zero-pointer, but zero-integer too.
27006 2008-01-25 Ben Elliston <bje@au.ibm.com>
27009 * fixproto: Escape "." in sed expression that strips leading "./".
27011 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27014 * gcc.c (SWITCH_OK): Removed.
27015 (SWITCH_LIVE): Changed to bit.
27016 (SWITCH_FALSE): Likewise.
27017 (SWITCH_IGNORE): Likewise.
27018 (switchstr): Change live_cond to unsigned int.
27019 (process_command): Replace SWITCH_OK with 0.
27020 (do_self_spec): Likewise.
27021 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27022 (give_switch): Likewise.
27023 (used_arg): Likewise.
27024 (do_spec_1): Set the SWITCH_IGNORE bit.
27025 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27026 bits. Set the SWITCH_LIVE bit.
27028 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27030 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27032 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27034 PR tree-optimization/34472
27035 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27036 parameter to a "bool *" and set *DATA to false if there is
27037 an unsafe access. Do not delete the structure here.
27038 (check_cond_exprs): Delete it here instead.
27039 (check_cond_exprs, exclude_cold_structs): Do not increase
27040 I when removing a structure.
27042 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27045 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27046 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27048 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27050 PR middle-end/34934
27051 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27052 a fixed vector for stack.
27054 2008-01-24 Ben Elliston <bje@au.ibm.com>
27057 * doc/gcc.texi (Software development): Add a direntry for g++.
27059 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27061 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27062 stale and straggling -fforce-addr comments above.
27064 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27066 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27067 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27069 2008-01-23 Michael Matz <matz@suse.de>
27072 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27075 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27077 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27078 malloc result type.
27080 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27082 * config/avr/avr.c (avr_current_arch): New variable.
27083 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27084 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27085 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27086 (avr_override_options): Init 'avr_current_arch'.
27087 (base_arch_s): Move from here...
27088 * config/avr/avr.h (base_arch_s): ... here. Add new members
27089 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27090 'mega' to 'have_jmp_call'.
27091 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27092 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27094 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27096 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27097 MULTILIB_MATCHES): Ditto.
27099 2008-01-23 Richard Guenther <rguenther@suse.de>
27101 PR middle-end/31529
27102 * cgraphunit.c (cgraph_reset_node): Always mark the node
27103 not reachable if it is not queued already.
27105 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27107 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27108 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27109 (cputype_selected): New static variable.
27110 (bfin_handle_option): Set it if -mcpu is used.
27111 (override_option): Select default set of workarounds if no cpu type
27112 selected on the command line.
27113 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27115 From Michael Frysinger <michael.frysinger@analog.com>
27116 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27117 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27119 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27120 for bf547, bf523, bf524, and bf526.
27121 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27123 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27124 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27125 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27126 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27127 * doc/invoke.texi (Blackfin Options): Document that
27128 -mcpu now accept bf547, bf523, bf524, and bf526.
27130 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27132 PR rtl-optimization/34628
27133 * combine.c (try_combine): Stop and undo after the first combination
27134 if an autoincrement side-effect on the first insn has effectively
27137 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27140 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27141 Offset addresses are not valid for Altivec or paired float modes.
27143 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27146 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27147 if DECL_INITIAL (decl) is error_mark_node.
27150 * c-common.c (handle_vector_size_attribute): Only allow
27151 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27152 the same way as pointer, array etc. types.
27153 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27156 * tree.c (build_type_attribute_qual_variant): Call
27157 build_qualified_type if attributes are equal, but quals are not.
27159 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27162 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27163 * flags.h (warn_strict_aliasing): Remove.
27164 (warn_strict_overflow): Remove.
27165 * opts.c (warn_strict_aliasing): Remove.
27166 (warn_strict_overflow): Remove.
27167 * c-opts.c (c_common_handle_option): -Wall only sets
27168 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27169 (c_common_post_options): Give default values to -Wstrict-aliasing
27170 and -Wstrict-overflow if they are uninitialized.
27171 * common.opt (Wstrict-aliasing): Specify Var and Init.
27172 (Wstrict-overflow): Likewise.
27174 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27176 PR rtl-optimization/26854
27177 PR rtl-optimization/34400
27178 PR rtl-optimization/34884
27179 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27181 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27182 (df_rd_bb_info.expanded_lr_out): Deleted
27183 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27184 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27185 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27186 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27187 Removed code to allocate, initialize or free expanded_lr_out.
27188 (df_rd_bb_local_compute_process_def): Restructured to make more
27190 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27191 sets if the sets are being trimmed.
27193 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27196 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27197 (as_vers): Likewise.
27198 * configure: Regenerated.
27200 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27202 PR middle-end/33092
27203 * tree-pass.h (pass_build_alias): New pass.
27204 * tree-ssa-alias.c (gate_build_alias): New.
27205 (pass_build_alias): New.
27206 * passes.c (init_optimization_passes): Add pass_build_alias after
27207 pass_create_structure_vars.
27209 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27211 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27212 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27213 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27214 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27215 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27216 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27217 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27218 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27219 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27220 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27221 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27222 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27223 * config/s390/s390.md (FP_ALL): New mode iterator.
27224 (_d): New mode attribute.
27225 ("*signbit<mode>2>"): Changed mode of first operand.
27226 ("isinf<mode>2"): Changed mode of first operand.
27227 ("*TDC_insn"): Adaptation for DFP modes.
27229 2008-01-22 Ben Elliston <bje@au.ibm.com>
27231 * tree.c (check_qualified_type): Improve function description.
27233 2008-01-21 Jason Merrill <jason@redhat.com>
27236 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27237 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27240 2008-01-21 DJ Delorie <dj@redhat.com>
27242 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27245 2008-01-21 Richard Guenther <rguenther@suse.de>
27247 PR middle-end/34856
27248 * tree-cfg.c (verify_expr): Allow all invariant expressions
27249 instead of just constant class ones as reference argument.
27250 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27251 like any other constant.
27252 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27254 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27256 * regmove.c (fixup_match_1): Update call crossed frequencies.
27258 2008-01-21 Richard Guenther <rguenther@suse.de>
27261 * tree-inline.c (setup_one_parameter): Deal with mismatched
27262 types using a VIEW_CONVERT_EXPR.
27264 2008-01-21 Alon Dayan <alond@il.ibm.com>
27265 Olga Golovanevsky <olga@il.ibm.com>
27267 PR tree-optimization/34701
27268 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27269 when the structure size is not a power of 2.
27271 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27273 * doc/install.texi: Add doc for --enable-checking=df.
27275 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27277 PR rtl-optimization/34808
27278 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27280 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27282 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27285 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27287 PR rtl-optimization/26854
27288 PR rtl-optimization/34400
27289 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27291 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27292 (df_rd_bb_info.expanded_lr_out): New.
27293 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27294 * loop_iv.c (iv_analysis_loop_init): Ditto.
27295 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27296 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27297 Added code to allocate, initialize or free expanded_lr_out.
27298 (df_rd_bb_local_compute_process_def): Restructured to make
27299 more understandable.
27300 (df_rd_confluence_n): Add code to do nothing with fake edges and
27301 code to no apply invalidate_by_call sets if the sets are being trimmed.
27302 (df_lr_local_finalize): Renamed to df_lr_finalize.
27303 (df_live_local_finalize): Renamed to df_live_finalize.
27305 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27308 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27309 deciding whether to use reciprocal instructions.
27311 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27313 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27314 dwarf2out_note_section_used if cold_text_section is NULL.
27316 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27318 PR gcov-profile/34610
27319 * tree-cfg.c (make_edges): Mark both outgoing edges from
27320 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27321 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27322 from OMP_FOR and OMP_CONTINUE outgoing edges.
27324 * tree-profile.c (tree_profiling): Return early if
27325 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27327 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27328 from cfun to child_cfun.
27329 * function.h (struct function): Add after_tree_profile bit.
27331 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27333 * config/avr/avr.S (_exit): Disable interrupt.
27335 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27336 Steven Bosscher <stevenb.gcc@gmail.com>
27338 PR rtl-optimization/26854
27339 PR rtl-optimization/34400
27340 * df-problems.c (df_live_scratch): New scratch bitmap.
27341 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27342 (df_live_reset): Clear the proper bitmaps.
27343 (df_live_bb_local_compute): Only process the artificial defs once
27344 since the order is not important.
27345 (df_live_init): Init the df_live sets only with the variables
27346 found live by df_lr.
27347 (df_live_transfer_function): Use the df_lr sets to prune the
27348 df_live sets as they are being computed.
27349 (df_live_free): Free df_live_scratch.
27351 2008-01-18 Ian Lance Taylor <iant@google.com>
27353 * common.opt: Add fmerge-debug-strings.
27354 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27355 flag_merge_debug_strings rather than flag_merge_constants.
27356 * doc/invoke.texi (Option Summary): Mention
27357 -fmerge-debug-strings.
27358 (Debugging Options): Document -fmerge-debug-strings.
27360 2008-01-18 Ian Lance Taylor <iant@google.com>
27363 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27364 (struct tree_function_decl): Add new field operator_new_flag.
27365 * tree-inline.c (expand_call_inline): When inlining a call to
27366 operator new, force the return value to go into a variable, and
27367 set DECL_NO_TBAA_P on that variable.
27368 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27370 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27373 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27374 DWARF2_DEBUGGING_INFO.
27375 (dwarf2out_note_section_used): Ditto. Add prototype.
27376 (have_multiple_function_sections, text_section_used,
27377 cold_text_section_used, *cold_text_sections): Move declarations
27380 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27382 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27383 field and add signal_ra.
27384 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27385 assignments to frame state pc. Move end of stack check after
27386 MD_FALLBACK_FRAME_STATE_FOR.
27387 (uw_update_context_1): Use frame state signal_regs if set, instead
27388 of checking signal_frame flag.
27389 (uw_update_context): Use frame state signal_ra if set.
27390 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27391 * config/xtensa/linux-unwind.h: New file.
27393 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27395 * modulo-sched.c (get_sched_window): Fix comment typo.
27397 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27399 PR tree-optimization/34648
27400 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27402 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27404 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27405 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27407 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27409 PR rtl-optimization/34400
27410 * df-core.c (df_worklist_dataflow_overeager,
27411 df_worklist_dataflow_doublequeue): New functions.
27412 (df_worklist_dataflow): Two different worklist solvers.
27413 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27416 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27419 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27420 and ftree-parallelize-loops.
27422 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27424 PR rtl-optimization/34826
27425 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27427 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27429 * global.c (find_reg): Mark the eh regs as used if necessary.
27430 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27431 * ra.h (struct allocno): no_eh_reg field added. Changed
27432 no_stack_reg type to bitfield.
27434 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27436 * tree.c (substitute_in_expr): Add missing 'break'.
27438 2008-01-17 Richard Guenther <rguenther@suse.de>
27440 PR tree-optimization/34825
27441 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27442 x / x as division to handle.
27444 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27446 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27447 "-pthread" is specified.
27448 * pa-hpux11.h (LIB_SPEC): Likewise.
27450 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27451 Peter Bergner <bergner@vnet.ibm.com>
27453 PR rtl-optimization/33796
27454 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27456 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27458 PR libgfortran/34699
27459 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27461 * pa-hpux10.h (LINK_SPEC): Likewise.
27462 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27464 2008-01-16 Richard Guenther <rguenther@suse.de>
27466 PR middle-end/32628
27467 * fold-const.c (fold_convert_const_int_from_int): Do not
27468 set overflow if that occured only because of a sign extension
27469 change when converting from/to a sizetype with the same
27470 precision and signedness.
27472 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27475 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27476 location address to the correct place. Update copyright year.
27478 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27480 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27481 no dependences in the dependence_relations vector.
27483 2008-01-16 Jan Hubicka <jh@suse.cz>
27485 PR rtl-optimization/31396
27486 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27487 * cfg.c (dump_reg_info): Print it.
27488 * regs.h (struct reg_info_t): add freq_calls_crossed.
27489 (REG_FREQ_CALLS_CROSSED): New macro.
27490 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27491 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27492 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27493 regmove_optimize): Update call crossed frequencies.
27494 * local-alloc.c (struct qty): Add freq_calls_crossed.
27495 (alloc_qty): Copute freq_calls_crossed.
27496 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27497 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27498 * ra.h (struct allocno): Add freq_calls_crossed.
27500 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27502 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27503 libgomp when compiling with ftree-parallelize-loops.
27504 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27506 2008-01-16 Richard Guenther <rguenther@suse.de>
27508 PR tree-optimization/34769
27509 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27510 * tree.c (int_cst_value): Instead make this function more
27511 permissive in what it accepts as valid input. Document this
27512 function always sign-extends the value.
27514 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27515 Richard Guenther <rguenther@suse.de>
27518 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27519 (gimple_fold_indirect_ref_rhs): ... this.
27520 (gimple_fold_indirect_ref): New function with foldings
27521 that preserve lvalueness.
27522 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27523 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27524 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27525 to fold an INDIRECT_REF, fall back to the old use of
27526 fold_indirect_ref_1.
27528 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27530 * tree-data-ref.c (subscript_dependence_tester_1): Call
27531 free_conflict_function.
27532 (compute_self_dependence): Same.
27534 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27537 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27538 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27540 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27541 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27542 for DWARF2_UNWIND_INFO targets.
27544 2008-01-16 Richard Guenther <rguenther@suse.de>
27547 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27548 type qualifiers for function types.
27550 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27552 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27553 loop_iterator li from previous commit.
27555 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27557 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27559 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27561 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27562 (parallelize_loops): Don't parallelize irreducible components.
27564 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27567 * c-opts (c_common_post_options): Do not enable CPP
27568 flag_pedantic_errors by default.
27570 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27572 PR rtl-optimization/31944
27573 * cse.c (remove_pseudo_from_table): New function.
27574 (merge_equiv_classes): Use above function to remove pseudo-registers.
27575 (invalidate): Likewise.
27577 2008-01-13 Richard Guenther <rguenther@suse.de>
27579 PR middle-end/34601
27580 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27581 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27583 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27585 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27586 validate_change to unshare the source of the PC set.
27588 2008-01-12 Jan Hubicka <jh@suse.cz>
27590 PR middle-end/32135
27591 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27592 references above array bounds. This might trigger bounds checks for
27593 pointers to arrays.
27595 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27597 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27598 new_replaceable_dependencies.
27600 2008-01-12 Doug Kwan <dougkwan@google.com>
27602 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27603 instead of OPT_Wreturn_type in warning due to ignored return type
27605 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27606 options included in -Wextra.
27607 * c.opt: New option -Wignored_qualifiers.
27608 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27609 -Wignore_qualifiers.
27610 (-Wignored-qualifiers): Document.
27611 (-Wreturn-type): Remove description of functionality now handled
27612 by -Wignored-qualifiers.
27614 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27617 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27618 NOP_EXPR if it is between integral types with the same precision.
27620 2008-01-12 Jan Hubicka <jh@suse.cz>
27623 * invoke.texi (max-inline-recursive-depth): Fix default value.
27625 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27627 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27630 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27632 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27634 2008-01-11 James E. Wilson <wilson@specifix.com>
27637 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27639 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27641 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27642 save/restore frame pointer register and don't use 'call-prologues'
27643 optimization in function with "OS_task" attribute.
27645 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27647 PR middle-end/31309
27648 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27649 when copying to memory.
27651 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27653 PR rtl-optimization/30905
27654 * cfgcleanup.c: Include dce.h
27655 (crossjumps_occured): New global variable.
27656 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27657 If something changed, set crossjumps_occured to true.
27658 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27659 Don't add/remove fake edges to exit here...
27660 (cleanup_cfg): ...but do it here, when crossjumping.
27661 Run a fast DCE when successful crossjumps occured in the latest
27662 iteration of try_optimize_cfg.
27664 2008-01-11 Richard Guenther <rguenther@suse.de>
27666 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27667 (struct vn_unary_op_s): Likewise.
27668 (vn_reference_insert): Free old reference on hash collision.
27670 2008-01-10 Raksit Ashok <raksit@google.com>
27672 PR rtl-optimization/27971
27673 * combine.c (find_split_point): Split PLUS expressions which are
27674 inside a MEM rtx, and whose first operand is complex.
27676 2008-01-10 DJ Delorie <dj@redhat.com>
27678 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27679 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27680 (m32c_hard_regno_ok): Call the underlying function.
27682 2008-01-10 Richard Guenther <rguenther@suse.de>
27684 PR middle-end/34683
27685 * tree-cfg.c (tree_merge_blocks): Do not go through the
27686 full-blown folding and stmt updating path if we just deal
27687 with virtual operands.
27688 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27689 test for abnormal SSA_NAMEs.
27691 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27693 PR middle-end/34641
27694 * reload.c (push_reload): Add assertions. All constants from
27695 reg_equiv_constant should have been used for replacing the respective
27697 (find_reloads_address): Invoke find_reloads_address_part for
27698 constant taken from the reg_equiv_constant array.
27700 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27702 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27703 field (valnum) the first in the struct. Replace bools with
27706 2008-01-10 Richard Guenther <rguenther@suse.de>
27708 PR tree-optimization/34651
27709 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27710 types and ordering for masking and converting.
27712 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27714 PR tree-optimization/34017
27715 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27716 also for PHI_NODE expressions.
27718 2008-01-09 Jan Hubicka <jh@suse.cz>
27720 PR tree-optimization/34708
27721 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27722 based on number of case labels.
27723 (init_inline_once): Remove switch_cost.
27724 * tree-inline.h (eni_weights_d): Remove switch_cost.
27726 2008-01-09 Richard Guenther <rguenther@suse.de>
27727 Andrew Pinski <andrew_pinski@playstation.sony.com>
27729 PR middle-end/30132
27730 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27731 temporary if an rvalue is ok or an lvalue is not required.
27733 2008-01-09 Richard Guenther <rguenther@suse.de>
27735 PR middle-end/34458
27736 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27737 adjust return type.
27739 2008-01-09 Richard Guenther <rguenther@suse.de>
27741 PR middle-end/34679
27742 * tree.c (host_integerp): Check for sizetype only if the
27743 type is an integer type.
27745 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27748 * opts.c (decode_options): Disable inlining of functions called
27749 once if not in unit-at-a-time mode.
27751 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27753 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27755 2008-01-08 Richard Guenther <rguenther@suse.de>
27757 PR middle-end/31863
27758 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27759 out early if the result will be unused.
27761 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27766 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27767 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27770 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27772 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27773 for vectorization tuned.
27775 2008-01-08 Richard Guenther <rguenther@suse.de>
27777 PR tree-optimization/34683
27778 * tree-ssa-operands.c (operand_build_cmp): Export.
27779 * tree-ssa-operands.h (operand_build_cmp): Declare.
27780 * tree-vn.c (vuses_compare): Remove.
27781 (sort_vuses): Use operand_build_cmp.
27782 (sort_vuses_heap): Likewise.
27783 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27784 to re-use old VEC if available. Do not sort already sorted VUSEs.
27785 (vdefs_to_vec): Do not sort already sorted VDEFs.
27787 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27789 PR middle-end/34694
27790 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27792 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27795 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27796 limitations of reciprocal sequences on x86 targets.
27798 2008-01-08 Richard Guenther <rguenther@suse.de>
27800 PR tree-optimization/34683
27801 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27803 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27806 * config/darwin.c (darwin_mergeable_string_section): Don't use
27807 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27809 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27812 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27813 negxf2. Macroize expander using X87MODEF mode iterator. Change
27814 predicates of op0 and op1 to register_operand.
27815 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27816 expander using X87MODEF mode iterator. Change predicates of
27817 op0 and op1 to register_operand.
27818 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27819 corresponding patterns and macroize using MODEF macro. Change
27820 predicates of op0 and op1 to register_operand and remove
27821 "m" constraint. Disparage "r" alternative with "!".
27822 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27823 macroize using X87MODEF macro. Change predicates of op0 and op1
27824 to register_operand and remove "m" constraint. Disparage "r"
27825 alternative with "!".
27826 (absneg splitter with memory operands): Remove.
27827 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27828 patterns and macroize using X87MODEF mode iterator.
27829 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27830 Change predicate of op1 to register_operand.
27831 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27832 for memory operands.
27834 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27836 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27838 2008-01-07 Richard Guenther <rguenther@suse.de>
27840 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27843 2008-01-07 Richard Guenther <rguenther@suse.de>
27845 PR tree-optimization/34683
27846 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27847 VOPs of the needed size to save memory. Use VEC_quick_push
27848 to save compile-time.
27849 (vdefs_to_vec): Likewise.
27851 2008-01-07 Sa Liu <saliu@de.ibm.com>
27853 * config/spu/spu.md (divdf3): Genetate inline code for double
27854 division. The implementation doesn't handle INF or NAN, therefore it
27855 only applies when -ffinite-math-only is given.
27857 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27860 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27861 * doc/cpp.texi ([Common Predefined Macros]): Document.
27863 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27865 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27866 order to use commutative addition instead of subtraction.
27868 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27869 Mircea Namolaru <namolaru@il.ibm.com>
27870 Vladimir Yanovsky <yanov@il.ibm.com>
27871 Revital Eres <eres@il.ibm.com>
27873 PR tree-optimization/34263
27874 * tree-outof-ssa.c (process_single_block_loop_latch,
27875 contains_tree_r): New functions.
27876 (analyze_edges_for_bb): Call process_single_block_loop_latch
27877 function to empty single-basic-block latch block if possible.
27879 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27881 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27883 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27885 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27887 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27889 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27891 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27893 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27895 PR tree-optimization/34618
27896 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27899 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27902 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27903 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27904 Update copyright year.
27906 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27907 Update copyright year.
27908 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27911 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27913 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27914 edge does not point to current bb before changing need_assert.
27916 2008-01-04 Richard Guenther <rguenther@suse.de>
27918 PR middle-end/34029
27919 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27920 for verifying purposes if they are is_gimple_min_invariant.
27922 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27924 PR tree-optimization/34448
27925 PR tree-optimization/34465
27926 * gimplify.c (gimplify_init_constructor): Add new parameter
27927 notify_temp_creation. Use it.
27928 (gimplify_modify_expr_rhs): Take volatiles into account when
27929 optimizing constructors.
27930 Do not optimize constructors if gimplify_init_constructor will dump to
27932 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27933 * gcc.c-torture/compile/pr34448.c: New.
27935 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27937 PR gcov-profile/34609
27938 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27939 return_slot if result is TREE_ADDRESSABLE.
27941 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27943 * config/mips/mips.md (sqrt_condition): Tweak comment.
27944 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27946 2008-01-03 Tom Tromey <tromey@redhat.com>
27949 * c-common.c (c_type_hash): Handle VLAs.
27951 2008-01-03 Jan Hubicka <jh@suse.cz>
27953 PR tree-optimization/31081
27954 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27955 0 when inlining and not inlining to first basic block.
27956 (remap_decl): When var is initialized to 0, don't set default_def.
27957 (expand_call_inline): Set entry_bb.
27958 * tree-inline.h (copy_body_data): Add entry_bb.
27960 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27963 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27966 PR tree-optimization/29484
27967 * tree-inline.c (inline_forbidden_p_2): New function.
27968 (inline_forbidden_p): Disallow inlining if some static var
27969 has an address of a local LABEL_DECL in its initializer.
27970 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27973 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27975 PR tree-optimization/34635
27976 * tree-data-ref.c (add_other_self_distances): Make sure that the
27977 evolution step is constant.
27979 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27981 PR middle-end/34608
27982 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27984 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27986 * tree-sra.c (scalarize_init): Insert the generate_element_init
27987 statements after the generate_element_zero statements.
27989 2008-01-02 Richard Guenther <rguenther@suse.de>
27991 PR middle-end/34093
27992 PR middle-end/31976
27993 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27994 for very large number of operands instead of ICEing.
27996 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27999 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28000 while stack probing.
28002 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28004 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28007 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28009 PR libmudflap/26442
28010 * tree-mudflap.c (mx_register_decls): Guard warning by
28011 !DECL_ARTIFICIAL check.
28013 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28015 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28016 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28017 sse5_perm<mode>): Fix constraints.