1 2008-12-09 Jan Hubicka <jh@suse.cz>
3 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
5 2008-12-09 Jakub Jelinek <jakub@redhat.com>
7 PR tree-optimization/35468
8 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
11 2008-12-09 Richard Guenther <rguenther@suse.de>
13 PR tree-optimization/38445
14 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
16 (emit_alias_warning): Adjust.
18 2008-12-09 Andrew Haley <aph@redhat.com>
20 * fixed-value.c (do_fixed_add): Add comment.
21 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
22 * builtins.c (fold_builtin_sqrt): Likewise.
24 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
27 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
29 * calls.c (nitialize_argument_information): Add fntype argument
30 and use it for calls.promote_function_args.
31 (expand_call): Pass fntype to aggregate_value_p if no fndecl
32 available and pass additional fntype to
33 initialize_argument_information.
34 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
35 to get function abi type.
36 (init_cumulative_args): Use for abi kind detection fntype, when no
39 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
41 * config/s390/s390.md (movti, movdi_64, movdi_31,
42 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
43 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
45 (Integer->BLKmode splitter): Removed.
47 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
49 * config/alpha/alpha.c (alpha_set_memflags): Process memory
50 references in full insn sequence.
52 2008-12-09 Jason Merrill <jason@redhat.com>
55 * gimplify.c (gimplify_init_constructor): Don't write out a static
56 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
59 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
62 Fix testsuite/gfortran.dg/graphite/id-3.f90.
63 * graphite.c (scopdet_basic_block_info): Fix bug that found some
64 regions more than once.
65 * testsuite/gfortran.dg/graphite/id-3.f90: New.
66 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
68 2008-12-09 Ben Elliston <bje@au.ibm.com>
70 * emutls.c (__emutls_get_address): Prototype.
71 (__emutls_register_common): Likewise.
73 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
75 2008-12-09 Ben Elliston <bje@au.ibm.com>
77 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
79 2008-12-08 Steve Ellcey <sje@cup.hp.com>
81 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
82 (nonlocal_goto_receiver): New instruction.
84 2008-12-08 Jakub Jelinek <jakub@redhat.com>
87 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
90 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
91 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
93 2008-12-08 Richard Henderson <rth@redhat.com>
96 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
98 * c-decl.c (parser_xref_tag): Use it.
99 (finish_enum): Likewise.
100 * tree.c (build_pointer_type_for_mode): Likewise.
101 (build_reference_type_for_mode, build_index_type): Likewise.
102 (build_range_type, make_vector_type): Likewise.
103 (build_common_tree_nodes_2): Likewise.
104 * stor-layout.c (compute_record_mode): Likewise.
105 (finalize_type_size, layout_type, make_fract_type): Likewise.
106 (make_accum_type, initialize_sizetypes): Likewise.
107 (vector_type_mode): New.
108 * function.c (allocate_struct_function): Call
109 invoke_set_current_function_hook before querying anything else.
111 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
113 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
115 * alias.c (find_base_term): Synch LO_SUM handling with what
116 find_base_value does.
118 2008-12-08 Andrew Haley <aph@redhat.com>
119 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
121 * gimple.h (gimple_build_try): Fix declaration.
123 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
124 * fixed-value.c (do_fixed_add): Likewise.
125 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
127 2008-12-08 Jakub Jelinek <jakub@redhat.com>
130 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
131 on parallel and task contexts.
133 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
135 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
137 2008-12-07 Richard Guenther <rguenther@suse.de>
139 PR tree-optimization/38405
140 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
141 not sign-extend truth values.
143 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
145 * tree-sra.c (scalarize_use): Create another temporary with the proper
146 type for signed types in the use_all && !is_output bitfield case.
148 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
150 PR rtl-optimization/36365
151 * df-core.c (df_worklist_dataflow_overeager): Remove.
152 (df_worklist_dataflow): Don't call it, use double-queue only.
153 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
155 2008-12-06 Jakub Jelinek <jakub@redhat.com>
158 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
159 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
161 2008-12-07 Ben Elliston <bje@au.ibm.com>
163 * gthr-single.h (__gthread_once): Adjust prototype to match all
164 other gthreads models.
166 2008-12-06 Jakub Jelinek <jakub@redhat.com>
168 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
169 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
172 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
173 operands to mult_type if it isn't narrower than op0's type.
175 2008-12-06 Jan Hubicka <jh@suse.cz>
176 Jakub Jelinek <jakub@redhat.com>
178 PR tree-optimization/38074
179 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
181 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
182 in both dirrection for first match heuristics.
183 (tree_bb_level_predictions): Disable noreturn heuristic when there
184 is no returning path.
186 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
188 PR rtl-optimization/38272
189 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
192 2008-12-05 Jakub Jelinek <jakub@redhat.com>
195 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
196 (pp_c_expression): Likewise.
198 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
201 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
203 2008-12-05 Jakub Jelinek <jakub@redhat.com>
206 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
207 arguments to HOST_WIDE_INT. If type has different signedness
208 than unsignedp or different precision from bitsize, create
209 the right type for BIT_FIELD_REF and cast to type.
210 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
213 2008-03-05 Richard Guenther <rguenther@suse.de>
215 * fold-const.c (fold_truthop): Remove code generating
216 BIT_FIELD_REFs of structure bases.
217 (fold_binary): Likewise.
218 (make_bit_field_ref): Remove.
219 (optimize_bit_field_compare): Remove.
220 (all_ones_mask_p): Remove.
222 2008-12-05 Jakub Jelinek <jakub@redhat.com>
224 * tree-sra.c (sra_explode_bitfield_assignment): Always
225 call unsigned_type_for, if the precision is higher than
226 needed, call build_nonstandard_integer_type.
229 * function.c (assign_parm_find_stack_rtl): If promoted_mode
230 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
234 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
235 only if internal_arg_pointer is a non-virtual pseudo.
237 2008-12-05 Joseph Myers <joseph@codesourcery.com>
239 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
240 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
241 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
243 2008-12-05 Jakub Jelinek <jakub@redhat.com>
245 PR tree-optimization/37716
246 * gimplify.c (gimplify_expr): Allow COND_EXPR if
247 gimplify_ctxp->allow_rhs_cond_expr.
249 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
251 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
252 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
254 (alpha_emit_conditional_branch): Do not generate direct branch
255 for UNORDERED comparisons.
257 2008-12-05 Andreas Schwab <schwab@suse.de>
259 * config/rs6000/linux-unwind.h (frob_update_context): Check for
262 2008-12-05 Jakub Jelinek <jakub@redhat.com>
265 * fold-const.c (fold_checksum_tree): Change buf type to union
268 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
271 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
273 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
275 2008-12-05 Ben Elliston <bje@au.ibm.com>
277 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
279 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
281 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
282 Gary Funck <gary@intrepid.com>
284 * cse.c (lookup_as_function): Delete mode frobbing code.
285 (equiv_constant): Re-implement it there for SUBREGs.
287 2008-12-04 Richard Guenther <rguenther@suse.de>
290 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
291 (tree-ssa-structalias.o): Remove errors.h dependency.
292 (tree-ssa-reassoc.o): Likewise.
293 * tree-ssa-reassoc.c: Do not include errors.h.
294 * tree-ssa-alias-warnings.c: Remove.
295 * tree-ssa-alias.c (compute_may_aliases): Remove call to
296 strict_aliasing_warning_backend.
297 * tree-ssa-structalias.c (emit_pointer_definition): New function.
298 (emit_alias_warning): Likewise.
299 (set_uids_in_ptset): Warn for clear cases of type-punning.
300 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
303 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
305 * cse.c (equiv_constant): Fix pasto.
307 2008-12-04 Nick Clifton <nickc@redhat.com>
309 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
310 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
311 formatting of quotes.
313 2008-12-04 Jakub Jelinek <jakub@redhat.com>
316 * fold-const.c (fold_checksum_tree): Allow modification of
319 2008-12-03 Jakub Jelinek <jakub@redhat.com>
322 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
323 have the right number of arguments.
325 2008-12-03 Richard Guenther <rguenther@suse.de>
328 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
331 2008-12-03 Tomas Bily <tbily@suse.cz>
334 * tree-loop-distribution.c (build_size_arg): New function.
335 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
336 Reorganized generating of stmts.
337 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
338 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
339 Indicate if analysis succeed.
340 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
341 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
342 Uses new definition of dr_analyze_innermost.
344 2008-12-03 Ben Elliston <bje@au.ibm.com>
346 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
348 2008-12-03 Jakub Jelinek <jakub@redhat.com>
350 PR tree-optimization/37716
351 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
352 all the needed operations as trees and gimplify_assign it to dst.
355 * configure.ac (gcc_cv_readelf): Look for readelf.
356 (gcc_cv_as_cfi_advance_working): Check for working
357 cfi advances with code alignment factor > 1.
358 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
360 * configure: Regenerated.
362 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
363 Jakub Jelinek <jakub@redhat.com>
364 Andrew Pinski <andrew_pinski@playstation.sony.com>
366 PR rtl-optimization/38281
367 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
368 set it to NULL_RTX afterwards.
370 * emit-rtl.c (set_insn_deleted): Fix formatting.
372 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
374 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
376 * config/mips/mips.md (IMOVE32): New mode iterator.
377 (movsi): Generalize with IMOVE32.
378 (*movsi_internal): Likewise.
379 (*mov<mode>_mips16): Likewise.
382 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
383 Maxim Kuvyrkov <maxim@codesourcery.com>
385 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
386 PC-relative addressing when compiling for uclinux PIC.
387 (__cmpdf_internal, __cmpsf_internal): Hide.
388 (__cmpdf, __cmpsf): Use PIC call sequence.
390 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
391 Jack Howarth <howarth@bromo.med.uc.edu>
393 * config/i386/t-darwin64: Add m32 multilib support.
395 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
397 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
399 2008-12-02 Jakub Jelinek <jakub@redhat.com>
402 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
403 before using it in POINTER_PLUS_EXPR.
405 2008-12-02 Richard Guenther <rguenther@suse.de>
407 PR tree-optimization/38359
408 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
411 2008-12-02 Martin Jambor <mjambor@suse.cz>
414 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
416 (forward_propagate_addr_into_variable_array_index): Check that the
417 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
418 than the gimple code directly.
420 2008-12-02 Ben Elliston <bje@au.ibm.com>
422 * config/spu/float_disf.c (__floatdisf): Prototype.
423 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
424 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
425 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
427 2008-12-02 DJ Delorie <dj@redhat.com>
429 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
430 (DWARF_CIE_DATA_ALIGNMENT): Define.
432 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
433 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
434 (xstormy16_expand_prologue): Likewise.
435 (xstormy16_expand_builtin_va_start): Likewise.
436 (xstormy16_gimplify_va_arg_expr): Likewise.
438 2008-12-02 Jakub Jelinek <jakub@redhat.com>
441 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
442 potentially returned from folding memcpy.
443 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
444 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
446 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
449 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
450 decoration of function RTL names here on Ada language.
452 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
454 PR rtl-optimization/38280
455 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
456 ira_rebuild_regno_allocno_list): New functions.
457 (regno_allocnos): New static variable.
458 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
459 Call ira_rebuild_regno_allocno_list.
461 2008-12-01 David Daney <ddaney@caviumnetworks.com>
462 Adam Nemet <anemet@caviumnetworks.com>
464 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
465 LINUX_DRIVER_SELF_SPECS.
467 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
469 PR rtl-optimization/37514
470 * reload1.c (reload_as_needed): Invalidate reg_last_reload
473 2008-12-01 Jakub Jelinek <jakub@redhat.com>
476 * c-omp.c (c_finish_omp_for): Only transform pointer
477 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
479 PR rtl-optimization/38245
480 * tree-vrp.c (abs_extent_range): New function.
481 (extract_range_from_binary_expr): Compute range
482 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
483 or includes zero or if vr1 is VR_RANGE and op0 has some
486 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
489 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
490 case by calculating ~(new_reg & val) instead of (~new_reg & val).
491 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
492 to (not:I48MODE (and:I48MODE (...))).
493 (sync_old_nand<mode>): Ditto.
494 (sync_new_nand<mode>): Ditto.
496 2008-12-01 Nick Clifton <nickc@redhat.com>
498 * config/stormy16/stormy16.md (CARRY_REG): New constant.
499 Replace uses of the "y" register class with direct references to
500 the CARRY_REG register.
501 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
502 register with clobbers of the carry register.
503 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
504 (xstormy16_split_cbranch): Remove redundant carry parameter.
505 (xstormy16_expand_arith): Likewise.
506 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
507 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
508 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
509 (CARRY_REGNUM): Define.
510 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
512 (xstormy16_expand_arith): Likewise.
514 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
516 * config/score/score.h (IRA_COVER_CLASSES): Define.
518 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
521 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
522 (divsi3_sp32): Add new alternative with 'K' for operand #2.
523 (cmp_sdiv_cc_set): Factor common string.
524 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
526 (cmp_udiv_cc_set): Factor common string.
528 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
531 * varasm.c (emutls_finish): Fix common registration.
533 2008-11-29 Jakub Jelinek <jakub@redhat.com>
536 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
538 2008-11-29 David Edelsohn <edelsohn@gnu.org>
540 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
541 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
542 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
543 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
544 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
545 Ignore sub-word case for now.
546 (sync_nand<mode>_internal): Represent NAND in RTL.
547 (sync_old_nand<mode): Same.
548 (sync_old_name<mode>_internal): Same.
549 (sync_new_nand<mode>): Same.
550 (sync_new_nand<mode>_internal): Same.
551 (sync_boolcshort_internal): Expect NAND.
553 2008-11-28 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/37955
556 PR tree-optimization/37742
557 * tree-vect-transform.c (vectorizable_store): Remove assert for
559 (vectorizable_load): Likewise.
561 2008-11-27 Richard Guenther <rguenther@suse.de>
563 * tree-ssa-structalias.c (intra_create_variable_infos): Make
564 a constraint for the static chain parameter.
566 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
568 * config/bfin/bfin.opt (micplb): New option.
569 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
570 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
571 ENABLE_WA_INDIRECT_CALLS): New macros.
572 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
574 (indirect_call_p): New function.
575 (workaround_speculation): Handle anomaly 05-00-0426 when
576 ENABLE_WA_INDIRECT_CALLS is true.
577 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
578 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
579 * doc/invoke.texi (Blackfin Options): Document -micplb.
581 2008-11-26 DJ Delorie <dj@redhat.com>
583 * config/m32c/mov.md ("extendhipsi2"): New.
585 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
587 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
588 * config/m32c/mov.md (zero_extendqihi2): Likewise.
590 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
592 * config/mips/mips.md (clear_hazard): Rename to
593 clear_hazard_<mode>. Use mode-specific addition.
594 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
595 or gen_clear_hazard_di depending on the size of Pmode.
597 2008-11-26 DJ Delorie <dj@redhat.com>
599 * configure.ac: Test m32c-elf-gas for .loc.
600 * configure: Likewise.
602 2008-11-26 Janis Johnson <janis187@us.ibm.com>
605 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
608 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/sync.md (memory_barrier_nosse): Disable also for
611 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
612 (memory_barrier): Do not generate memory_barrier_nosse instruction
614 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
616 2008-11-26 Fredrik Unger <fred@tree.se>
618 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
619 function name from __floatundisf.
620 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
623 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
624 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/37869
627 * tree-ssa-structalias.c (struct constraint_graph): Remove
628 pt_used and number_incoming members.
629 (build_pred_graph): Do not allocate them.
630 (condense_visit): Do not use them.
631 (label_visit): Likewise.
632 (free_var_substitution_info): Do not free them.
634 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
636 * doc/invoke.texi (ira-max-loops-num): Change semantics.
638 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
640 * ira-color.c (allocno_spill_priority): New function.
641 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
642 Print more info about the spilled allocno.
643 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
646 * ira-build.c (loop_node_to_be_removed_p): Remove.
647 (loop_compare_func, mark_loops_for_removal): New functions.
648 (remove_uneccesary_loop_nodes_from_loop_t): Use member
650 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
652 * ira.c (ira): Don't change flag_ira_algorithm.
654 * params.def (ira-max-loops-num): Change the value.
656 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
658 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
659 Disable unsupported alternative for ColdFire,
660 add new alternative that ColdFire can handle.
662 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
664 * regrename.c (merge_overlapping_regs): Add registers artificially
665 defined at the top of the basic block to the set of live ones just
666 before the first insn.
668 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
669 Joey Ye <joey.ye@intel.com>
672 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
673 false if we need to align the outgoing stack.
674 (ix86_update_stack_boundary): Check parm_stack_boundary.
676 2008-11-25 Richard Guenther <rguenther@suse.de>
680 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
681 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
682 in favor of dereferenced_ptrs.
683 (init_alias_info): Adjust.
684 (delete_alias_info): Likewise.
685 (compute_flow_insensitive_aliasing): Properly
686 include all aliased variables.
687 (update_alias_info_1): Use dereferenced_ptrs.
688 (setup_pointers_and_addressables): Likewise.
689 (get_smt_for): Honor ref-all pointers and pointers with known alias
691 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
693 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
696 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
697 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
699 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
701 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
703 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
705 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
707 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
710 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
711 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
713 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
716 UNSPECV_CMPXCHG_[12].
717 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
718 UNSPECV_CMPXCHG_[12].
721 * config/i386/sync.md (memory_barrier): New expander.
723 2008-11-24 Jakub Jelinek <jakub@redhat.com>
726 * dse.c (find_shift_sequence): Optimize extraction from a constant.
728 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
730 * pa.c (function_arg): Revert 2008-10-26 change.
732 2008-11-23 Helge Deller <deller@gmx.de>
734 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
735 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
736 succeeded and lws_ret is not equal to oldval.
738 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
740 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
742 2008-11-22 Andreas Schwab <schwab@suse.de>
744 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
747 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
749 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
750 Use constant 1 as the operand.
751 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
752 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
753 gen_rdhwr_synci_step_di depending on the size of Pmode.
755 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
758 * config/i386/i386.md (SWI248): New mode iterator.
759 (SWI32): Remove mode iterator.
760 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
761 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
762 iterator. Generate popcnt mnemonic without mode extensions
763 for Darwin x86 targets.
764 (*popcount<mode>2_cmp): Ditto.
765 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
766 extensions for Darwin x86 targets.
768 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
770 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
771 only if HAVE_AS_SPARC_UA_PCREL is defined.
773 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
775 * ira-costs.c (find_allocno_class_costs): Work out the maximum
776 allocno_costs value of the classees with the lowest total_costs
777 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
778 (setup_allocno_cover_class_and_costs): ...rather than here.
779 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
782 2008-11-22 Jakub Jelinek <jakub@redhat.com>
785 * builtins.c (expand_builtin_apply_args): Emit sequence before
786 parm_birth_insn instead of after entry_of_function's first insn.
789 * function.c (assign_parm_remove_parallels): Pass
790 data->passed_type as third argument to emit_group_store.
793 * final.c (mark_symbol_refs_as_used): New function.
794 * output.h (mark_symbol_refs_as_used): New prototype.
795 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
796 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
797 * config/arm/arm.md (consttable_4): Likewise.
800 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
802 2008-11-21 Jakub Jelinek <jakub@redhat.com>
805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
806 propagate x = &a into *x = b if conversion from b to a's type is
809 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
811 * caller-save.c (insert_one_insn): Take into account REG_INC notes
812 for the liveness computation of the new insn.
814 2008-11-21 DJ Delorie <dj@redhat.com>
816 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
817 Moves to/from below100 space (W) can only use r0-r7.
819 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
822 * doc/invoke.texi (Optimization Options): Fix typo.
824 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
825 Xuepeng Guo <xuepeng.guo@intel.com>
827 * config.gcc (extra_headers): For x86 and x86-64, remove
828 gmmintrin.h, add immintrin.h and avxintrin.h.
830 * config/i386/gmmintrin.h: Renamed to ...
831 * config/i386/avxintrin.h: This. Issue an error if
832 _IMMINTRIN_H_INCLUDED is undedined.
834 * config/i386/immintrin.h: New.
836 2008-11-21 Jakub Jelinek <jakub@redhat.com>
839 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
840 mode of PLUS, not mode of the eliminated register.
842 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
844 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
845 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
846 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
847 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
848 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
849 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
850 (*nand<mode>3): Rename to *andnot<mode>3.
851 (*nandtf3): rename to *andnottf3.
852 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
853 Use CODE_FOR_mmx_andnotv2si3.
854 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
855 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
856 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
857 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
858 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
860 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
863 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
864 case by calculating ~(new_reg & val) instead of (~new_reg & val).
865 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
866 to (not:IMODE (and:IMODE (...))).
867 (sync_old_nand<mode>): Ditto.
868 (sync_new_nand<mode>): Ditto.
870 2008-11-20 Joseph Myers <joseph@codesourcery.com>
872 * config/arm/thumb2.md (thumb2_casesi_internal,
873 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
875 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
877 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
878 nand to the changed 4.4 semantic.
880 2008-11-20 Jakub Jelinek <jakub@redhat.com>
883 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
884 (fold_builtin_memory_op): Handle even the case where just one
885 of src and dest is an address of a var decl component, using
886 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
887 and readonly_data_expr src check.
888 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
891 PR rtl-optimization/36998
892 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
893 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
894 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
895 stack_adjust_offset callers.
896 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
898 (compute_barrier_args_size): Handle insns in annulled branches
901 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
904 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
905 Handle cases when integer argument crosses argument register boundary.
907 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
910 * config.gcc (i[34567]86-*-solaris2*): Don't include
911 i386/t-crtstuff here.
912 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
913 * config/i386/t-sol2: Move to libgcc/config/i386.
915 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
918 * tlink.c: Include "libiberty.h".
919 (initial_cwd): Change type into char *.
920 (tlink_init): Call getpwd instead of getcwd.
922 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
924 PR rtl-optimization/32283
925 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
926 of the induction variable to decide whether it may wrap.
927 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
928 initialization of the bound before the loop.
929 * simplify-rtx.c (simplify_binary_operation_1): Add two
930 simplifications regarding AND.
931 (simplify_plus_minus): Only fail if no simplification is possible.
932 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
934 2008-11-20 Jakub Jelinek <jakub@redhat.com>
937 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
938 checking until GIMPLE lowering.
939 * gimple-low.c (check_call_args): New function.
940 (lower_stmt) <case GIMPLE_CALL>: Call it.
942 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
944 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
945 with the same type as the first operand of the AND expression.
947 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
950 * ira-int.h (struct ira_loop_tree_node): New member
951 entered_from_non_parent_p.
953 * ira-color.c (print_loop_title): Print loop bbs.
955 * ira-emit.c (entered_from_non_parent_p,
956 setup_entered_from_non_parent_p): New functions.
957 (not_modified_p): Rename to store_can_be_removed_p. Check there
959 (generate_edge_moves): Use store_can_be_removed_p instead of
961 (ira_emit): Call setup_entered_from_non_parent_p.
963 * ira-build.c (copy_info_to_removed_store_destinations):
964 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
965 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
966 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
967 update all accumulated attributes.
969 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
972 * ira-int.h (ira_copy_allocno_live_range_list,
973 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
974 ira_finish_allocno_live_range_list): New prototypes.
975 (ira_allocno_live_ranges_intersect_p,
976 ira_pseudo_live_ranges_intersect_p): Remove.
978 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
979 ira_pseudo_live_ranges_intersect_p): Rename to
980 allocnos_have_intersected_live_ranges_p and
981 pseudos_have_intersected_live_ranges_p. Move them from here to ...
983 * ira-color.c: ... here
984 (coalesced_allocno_conflict_p): Use
985 allocnos_have_intersected_live_ranges_p.
986 (coalesced_allocnos_living_at_program_points,
987 coalesced_allocnos_live_at_points_p,
988 set_coalesced_allocnos_live_points): Remove.
989 (slot_coalesced_allocnos_live_ranges,
990 slot_coalesced_allocno_live_ranges_intersect_p,
991 setup_slot_coalesced_allocno_live_ranges): New.
992 (coalesce_spill_slots): Use ranges of coalesced allocnos.
993 (ira_sort_regnos_for_alter_reg): Use
994 allocnos_have_intersected_live_ranges_p.
995 (ira_reuse_stack_slot): Use
996 pseudos_have_intersected_live_ranges_p.
998 * global.c (pseudo_for_reload_consideration_p): Check
999 flag_ira_share_spill_slots too.
1001 * ira-build.c (copy_allocno_live_range_list): Rename to
1002 ira_copy_allocno_live_range_list. Make it external.
1003 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1005 (ira_allocno_live_ranges_intersect_p): New.
1006 (ira_finish_allocno_live_range_list): New.
1007 (finish_allocno): Use it.
1008 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1009 (copy_info_to_removed_store_destinations): Ditto. Use
1010 ira_copy_allocno_live_range_list.
1011 (ira_flattening): Use ira_merge_allocno_live_ranges.
1013 * ira.c (too_high_register_pressure_p): New function.
1014 (ira): Switch off sharing spill slots if the pressure is too high.
1016 2008-11-19 Richard Guenther <rguenther@suse.de>
1018 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1019 non-sizetype offsets if their precision matches that of the pointer.
1020 * expr.c (expand_expr_real_1): Always sign-extend the offset
1021 operand of a POINTER_PLUS_EXPR.
1023 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1025 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1026 (mips-sgi-irix[56]*): No need to use fixproto.
1028 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1029 Paul Brook <paul@codesourcery.com>
1031 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1034 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1036 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1038 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1041 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1042 (separate_decls_in_region): Create shared struct even when there
1043 are only reductions.
1045 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1047 * config/picochip/picochip.c (headers): Remove an unnecessary
1050 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1053 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1054 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1056 * config/m68k/m68k.md: Adjust all conditional branches that use the
1057 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1059 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1062 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1063 is a register or zero operand in the correct mode before generating
1064 mtch1 insn or a register operand in the correct mode before generating
1066 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1068 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1070 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1071 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1072 mipsisa*-*-elf*. Handle mipsisa64r2*.
1073 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1074 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1076 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1077 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1079 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1080 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1081 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1084 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1087 * config/i386/i386.md (allocate_stack_worker_32,
1088 allocate_stack_worker_64): Don't use match_dup between input and
1090 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1091 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1093 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1095 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1096 is forced when trying to do a symbol link for it.
1098 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1100 * expmed.c (extract_bit_field_1): Also use a temporary and
1101 convert_extracted_bit_field when the conversion from ext_mode to
1102 the target mode requires explicit truncation.
1104 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1106 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1108 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1109 registers when not optimizing.
1111 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1113 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1114 and its associated define_split. Expose the all-d alternative
1115 to the register allocator, but mark it with "?". Mark the first
1116 alternative with "*?*?".
1117 (*mul_sub_si): Likewise.
1118 (*mul_acc_si_r3900): New pattern.
1120 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1124 propagating x = &a into *x = b, add a cast if not useless
1125 type conversion or don't optimize if another stmt would be
1128 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1131 * optabs.c (expand_sync_operation): Properly handle NAND case
1132 by calculating ~(t1 & val) instead of (~t1 & val).
1133 * builtins.c (expand_builtin_sync_operation): Warn for changed
1134 semantics in NAND builtins.
1135 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1137 * doc/invoke.texi (Warning options): Add Wsync-nand.
1138 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1139 __sync_fetch_and_nand builtin operation in the example. Add a note
1140 about changed semantics in GCC 4.4.
1141 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1142 operation in the example. Add a note about changed semantics in
1145 2008-11-16 Jan Hubicka <jh@suse.cz>
1147 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1150 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1152 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1155 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1158 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1159 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1161 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1162 rather than call_really_used_regs when handling $gp.
1164 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1167 * config/mips/mips.c (machine_function): Update the comment
1168 above global_pointer.
1169 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1170 that a function doesn't need a global pointer.
1171 (mips_current_loadgp_style): Update accordingly.
1172 (mips_restore_gp): Likewise.
1173 (mips_output_cplocal): Likewise.
1174 (mips_expand_prologue): Likewise.
1176 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1178 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1179 parameter. Use DImode for computing the number of registers.
1180 (function_arg): Adjust for above change.
1181 (function_value): Likewise.
1183 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1185 PR tree-optimization/37950
1186 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1187 not computed for the current function.
1189 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1192 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1193 gpr and other COMPONENT_REFs.
1195 2008-11-15 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/38051
1198 * tree-ssa-alias.c (update_alias_info_1): Manually find
1201 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1203 * doc/invoke.texi (-mfix-r10000): Document.
1204 * config/mips/mips.opt (mfix-r10000): New option.
1205 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1206 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1207 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1208 (MIPS_SYNC_OP): Likewise.
1209 (MIPS_SYNC_OP_12): Likewise.
1210 (MIPS_SYNC_OLD_OP_12): Likewise.
1211 (MIPS_SYNC_NEW_OP_12): Likewise.
1212 (MIPS_SYNC_OLD_OP): Likewise.
1213 (MIPS_SYNC_NAND): Likewise.
1214 (MIPS_SYNC_OLD_NAND): Likewise.
1215 (MIPS_SYNC_EXCHANGE): Likewise.
1216 (MIPS_SYNC_EXCHANGE_12): Likewise.
1217 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1219 (MIPS_SYNC_NEW_NAND): Likewise.
1220 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1221 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1222 (mips_output_sync_loop): New function.
1223 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1224 Make -mfix-r10000 require branch-likely instructions.
1225 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1226 mips_output_sync_loop.
1227 (compare_and_swap_12): Likewise.
1228 (sync_add<mode>): Likewise.
1229 (sync_<optab>_12): Likewise.
1230 (sync_old_<optab>_12): Likewise.
1231 (sync_new_<optab>_12): Likewise.
1232 (sync_nand_12): Likewise.
1233 (sync_old_nand_12): Likewise.
1234 (sync_new_nand_12): Likewise.
1235 (sync_sub<mode>): Likewise.
1236 (sync_old_add<mode>): Likewise.
1237 (sync_old_sub<mode>): Likewise.
1238 (sync_new_add<mode>): Likewise.
1239 (sync_new_sub<mode>): Likewise.
1240 (sync_<optab><mode>): Likewise.
1241 (sync_old_<optab><mode>): Likewise.
1242 (sync_new_<optab><mode>): Likewise.
1243 (sync_nand<mode>): Likewise.
1244 (sync_old_nand<mode>): Likewise.
1245 (sync_new_nand<mode>): Likewise.
1246 (sync_lock_test_and_set<mode>): Likewise.
1247 (test_and_set_12): Likewise.
1249 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1251 * gcc.c (cc1_options): Fix comment.
1253 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1256 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1257 argtype instead of result_type.
1259 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1261 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1262 subloop_next/next and subloops/childen fields.
1264 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1266 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1267 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1268 (LOCAL_INCLUDE_DIR): Undefine.
1269 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1271 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1273 PR rtl-optimization/37397
1274 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1275 (ALLOCNO_BAD_SPILL_P): New macro.
1277 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1279 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1280 (create_cap_allocno, propagate_allocno_info,
1281 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1282 (update_bad_spill_attribute): New function.
1283 (ira_build): Call it.
1285 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1287 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimization/38104
1290 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1291 before calling mark_symbols_for_renaming, not after it.
1293 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1295 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1296 (OVERRIDE_OPTIONS): Likewise.
1298 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1299 Andrew Stubbs <ams@codesourcery.com>
1300 Gunnar Von Boehn <gunnar@genesi-usa.com>
1303 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1304 the shorter LEA insn over ADD.L where possible.
1306 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1308 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1309 systems, which are assumend to always provide SSP-support in glibc.
1310 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1312 * configure: Regenerate.
1314 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1317 * function.c (gimplify_parameters): For callee copies parameters,
1318 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1320 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1323 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1324 x86 parts into the `i[34567]86-*-linux*' and parts that are
1325 independent of the processor architecture into the `*-*-linux*' cases.
1326 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1327 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1328 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1329 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1330 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1331 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1332 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1334 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1336 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1337 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1338 (ls2_idiv): Likewise idiv3.
1339 (ls2_prefetch): New reservation.
1340 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1341 * config/mips/mips.md (type): Add imul3nc and idiv3.
1342 (length): Handle idiv3.
1343 (any_mod): New code_iterator.
1344 (u): Handle MOD and UMOD.
1345 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1346 (prefetch): Handle TARGET_LOONGSON_2EF.
1348 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1351 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1352 (prune_unused_types_walk): Call it for non-perennial local classes.
1353 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1354 entry, just set it to 2 and recurse on children, don't walk attributes
1357 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1359 * c-common.c (warn_about_parentheses): Add missing whitespace
1362 2008-11-13 Paul Brook <paul@codesourcery.com>
1364 * doc/invoke.texi: Document --fix-cortex-m3.
1365 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1366 Cortex-M3 cpu is selected.
1367 (output_move_double): Avoid overlapping base register and first
1368 destination register when fix_cm3_ldrd.
1369 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1371 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1374 * gimple.h (gimple_range_check_failed): Remove prototype.
1375 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1377 (gimple_range_check_failed): Removed.
1379 2008-11-13 Andrew Haley <aph@redhat.com>
1382 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1385 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1389 2007-05-07 Mike Stump <mrs@apple.com>
1390 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1391 also checks for and while statements in C++.
1393 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1396 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1397 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1398 - which clones are reachable - as "abstract and needed".
1399 * cgraph.c (cgraph_release_function_body): If a node is
1400 "abstract and needed", do not release its DECL_INITIAL() content
1401 that will be needed to emit debug info.
1403 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1406 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1407 to set HAVE_GETIPINFO.
1408 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1409 * configure: Regenerate.
1410 * config.in: Regenerate.
1412 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1415 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1417 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1420 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1421 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1423 2008-11-12 Jason Merrill <jason@redhat.com>
1426 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1429 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1431 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1432 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1434 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1435 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1437 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1439 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1440 packed-stack special handling.
1441 (FRAME_ADDR_RTX): Add definition.
1443 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1446 * fold-const.c (native_encode_string): New function.
1447 (native_encode_expr): Use it for STRING_CST.
1449 2008-11-12 DJ Delorie <dj@redhat.com>
1451 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1452 insns if the intermediate value will be used later.
1454 2008-11-12 Andreas Schwab <schwab@suse.de>
1456 * config/m68k/m68k.c (print_operand): Mask off extra extension
1457 bits when writing out the representation of real values.
1459 2008-11-12 Ira Rosen <irar@il.ibm.com>
1461 PR tree-optimization/38079
1462 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1465 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1468 * c-pretty-print.c (pp_c_complex_expr): New function.
1469 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1472 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1473 than INNER and INNER is a constant, forcibly align INNER as much
1476 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1478 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1480 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1482 PR rtl-optimization/37363
1483 * simplify-rtx.c (simplify_plus_minus): Don't create
1484 (const (minus ...)) expresisons.
1486 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1488 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1491 2008-11-10 Catherine Moore <clm@codesourcery.com>
1493 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1495 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1496 (BASE_DRIVER_SELF_SPECS): Remove.
1497 (DRIVER_SELF_SPECS): New definition.
1498 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1499 BASE_DRIVER_SELF_SPECS.
1500 * config/mips/sde.h: Likewise.
1501 * config/mips/iris6.h: Likewise.
1502 * config/mips/vr.h: Likewise.
1503 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1505 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1507 PR rtl-optimizations/37948
1508 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1509 (ira_create_copy, ira_add_allocno_copy): New parameter.
1511 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1512 to ira_add_allocno_copy.
1513 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1514 parameter to process_regs_for_copy.
1515 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1516 Fix typo in passing second allocno to ira_add_allocno_copy.
1518 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1519 coalesced allocnos list.
1520 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1522 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1523 (add_ira_allocno_to_ordered_bucket): Rename to
1524 add_allocno_to_ordered_bucket.
1525 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1526 head of coalesced allocnos list.
1527 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1528 Check that it is aready calculated.
1529 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1530 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1532 (coalesce_allocnos): Do extended coalescing too.
1534 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1535 parameter to ira_add_allocno_copy.
1537 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1539 (print_copy): Print copy origination too.
1541 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1544 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1546 PR rtl-optimization/37514
1547 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1548 flag_ira_share_spill_slots to 2 if it's already non-zero.
1549 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1550 flag_ira_share_spill_slots is 2.
1552 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1554 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1555 (prologue_enter_32): Set FB to SP - 4.
1557 2008-11-10 DJ Delorie <dj@redhat.com>
1559 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1560 constraint for single-bit-clear in lower byte of HI constant, vs
1561 Imb which just ignores the upper byte.
1562 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1563 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1564 (iorhi3_16): Check for single bit set, not single bit clear.
1566 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1568 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1570 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1572 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1574 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1575 values living in memory and use more precise alignment information.
1577 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1580 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1581 after __mf_check call if the call must end a bb.
1583 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1587 * combine.c (force_to_mode): Do not process vector types.
1589 * rtlanal.c (nonzero_bits1): Do not process vector types.
1590 (num_sign_bit_copies1): Likewise.
1592 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1594 * config/i386/gnu.h: Add copyright and licensing header.
1595 * config/gnu.h: Likewise.
1597 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1599 * fwprop.c (fwprop_done): Call df_remove_problem.
1601 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1604 * tree-scalar-evolution.c (instantiate_scev_1): Return
1605 chrec_dont_know for VL_EXP_CLASS_P.
1607 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1609 * reg-stack.c (reg_to_stack): Add missing braces in memset
1612 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1614 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1615 (NO_PROFILE_COUNTERS): New define.
1617 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1620 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1622 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1625 * config/sparc/constraints.md (D): New.
1626 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1627 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1629 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1630 Use the 'D' constraint in addition to 'F' in some alternatives.
1631 (DF splitter): Generalize for V64mode.
1632 * doc/md.texi (SPARC): Document the 'D' constraint.
1634 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1636 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1638 2008-11-06 Ben Elliston <bje@au.ibm.com>
1640 * gcc.c: Remove ancient comment about a bug in Sun cc.
1642 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1644 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1646 2008-11-06 Ben Elliston <bje@au.ibm.com>
1648 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1650 2008-11-06 Ben Elliston <bje@au.ibm.com>
1652 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1655 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1658 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1661 2008-11-05 Martin Jambor <mjambor@suse.cz>
1664 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1665 pointer arithmetics into array_ref if the array is accessed
1666 through an indirect_ref.
1668 2008-11-05 Richard Guenther <rguenther@suse.de>
1671 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1672 qualified pointer conversion before stripping qualifiers.
1673 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1674 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1675 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1678 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1679 properly canonicalize binary ops.
1680 (forward_propagate_addr_expr_1): Use
1681 may_propagate_address_into_dereference.
1683 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1686 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1687 Initialize uninitialized input registers with a NaN.
1689 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1693 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1695 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1699 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1700 exits and conditions.
1701 * testsuite/gcc.dg/graphite/pr37943.c: New.
1703 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1704 Andrew Pinski <andrew_pinski@playstation.sony.com>
1707 * c-common.c (warn_for_sign_compare): For complex result_type
1708 use component's type.
1710 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1712 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1714 * print-tree.c (print_node): Don't print DECL_INITIAL
1718 * c-common.c (parse_optimize_options): Save and restore
1719 flag_strict_aliasing around decode_options call.
1721 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1724 (host_detect_local_cpu): Use it instead of casted strings to
1725 compare vendor signatures.
1727 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1730 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1731 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1733 2008-11-03 Catherine Moore <clm@codesourcery.com>
1735 * config/mips.c (mips_conditional_register_usage): Handle the
1736 DSP control register.
1737 * doc/extend.texi: Document the DSP control register.
1739 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1740 Jakub Jelinek <jakub@redhat.com>
1742 * omp-low.c (expand_omp_for_generic): If iter_type has different
1743 precision than type and type is a pointer type, cast n1 and n2
1744 first to an integer type with the same precision as pointers
1745 and only afterwards to iter_type.
1747 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1749 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1750 (UNSPEC_GOTSYM_OFF): New unspec.
1751 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1752 (pic_add_dot_plus_eight): Likewise.
1753 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1754 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1755 UNSPEC_PIC_BASE operands.
1756 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1757 (arm_output_addr_const_extra): Handle it.
1759 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1761 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1762 integer class to full integer class if the offset is not word-aligned.
1764 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1767 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1769 (doloop_optimize): Update call to doloop_modify.
1771 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1773 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1775 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1778 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1779 gcc_cv_as_cfi_directive.
1780 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1781 merging read-only and read-write sections or assembler emits
1782 read-write .eh_frame sections.
1783 * configure: Regenerate.
1785 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1788 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1790 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1792 (rs6000_emit_prologue): Invert logic.
1793 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1794 (reg:P 11) instead of match_operand.
1795 (*save_fpregs_<mode>): Likewise.
1796 (*restore_gpregs_<mode>): Likewise.
1797 (*return_and_restore_gpregs_<mode>): Likewise.
1798 (*return_and_restore_fpregs_<mode>): Likewise.
1799 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1800 (reg:P 11) insted of match_operand.
1801 (*restore_gpregs_spe): Likewise.
1802 (*return_and_restore_gpregs_spe): Likewise.
1804 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1806 PR tree-optimization/37684
1807 * gcc.dg/graphite/pr37684.c: New.
1808 * graphite.c (exclude_component_ref): New.
1809 (is_simple_operand): Call exclude_component_ref.
1811 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1813 PR tree-optimization/36908
1814 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1815 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1816 (number_of_rw_in_partition): New.
1817 (partition_contains_all_rw): New.
1818 (ldist_gen): Do not distribute when one of the partitions
1819 contains all the memory operations.
1821 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1823 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1824 EDGE_IRREDUCIBLE_LOOP.
1826 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1828 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1829 where we have one entry point in the loop which isn't the head.
1831 2008-11-03 Richard Guenther <rguenther@suse.de>
1834 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1836 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1839 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1840 for ipa and simple ipa passes.
1842 2008-11-02 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/37542
1845 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1846 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1847 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1848 (vn_nary_op_insert_stmt): Likewise.
1849 (visit_use): Likewise.
1851 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1853 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1855 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1856 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1857 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1858 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1859 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1860 peephole2's): Replace unspec with rotate.
1861 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1863 2008-11-02 Richard Guenther <rguenther@suse.de>
1865 PR tree-optimization/37991
1866 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1867 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1868 (set_ssa_val_to): Print if the value changed.
1869 (simplify_binary_expression): Strip useless conversions.
1871 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1874 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1877 2008-11-01 Richard Guenther <rguenther@suse.de>
1880 * builtins.c (fold_builtin_strspn): Return a size_t.
1881 (fold_builtin_strcspn): Likewise.
1883 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1885 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1886 attribute for struct return convention.
1888 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1890 * config/rs6000/crtsavres.asm: Really, really delete.
1892 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1894 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1896 (rs6000_emit_prologue): Invert logic.
1897 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1898 (reg:P 11) instead of match_operand.
1899 (*save_fpregs_<mode>): Likewise.
1900 (*restore_gpregs_<mode>): Likewise.
1901 (*return_and_restore_gpregs_<mode>): Likewise.
1902 (*return_and_restore_fpregs_<mode>): Likewise.
1903 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1904 (reg:P 11) insted of match_operand.
1905 (*restore_gpregs_spe): Likewise.
1906 (*return_and_restore_gpregs_spe): Likewise.
1908 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1910 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1911 list of word switches that take args.
1913 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1915 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1916 (s390_output_pool_entry): Call it through for_each_rtx.
1919 * expr.c (store_constructor): For vectors, if target is a MEM, use
1920 target's MEM_ALIAS_SET instead of elttype alias set.
1922 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1925 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1928 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1931 * config/rs6000/predicates.md (word_offset_memref_operand):
1932 Restructure code and look inside auto-inc/dec addresses.
1934 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1937 * libgcov.c ( __gcov_indirect_call_profiler): Check
1938 TARGET_VTABLE_USES_DESCRIPTORS.
1940 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1942 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1943 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1944 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1945 offset if eliminating soft frame pointer.
1946 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1947 (stack_protect_test_si): Add initial machine description
1948 for Stack Smashing Protector
1950 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1953 * c-common.c (min_precision): Move to...
1954 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1955 * tree.h (tree_int_cst_min_precision): Declare.
1956 * c-common.h (min_precision): Delete declaration.
1957 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1958 multiplication of non-negative integer constants.
1959 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1960 tree_int_cst_min_precision.
1961 (finish_enum): Likewise.
1963 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1966 * convert.c (convert_to_real): Do not optimize conversions of
1967 binary arithmetic operations between binary and decimal
1968 floating-point types. Consider mode of target type in determining
1969 decimal type for arithmetic. Unless
1970 flag_unsafe_math_optimizations, do not optimize binary conversions
1971 where this may change rounding behavior.
1972 * real.c (real_can_shorten_arithmetic): New.
1973 * real.h (real_can_shorten_arithmetic): Declare.
1975 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1977 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1978 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1979 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1981 (must_save_p): For some workarounds, interrupts need to clobber a
1983 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1984 and LC1 for WA_05000257.
1985 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1986 WA_05000283 and WA_05000315.
1987 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1988 (movbi): Add alternative to set CC to 1; improve code for setting
1990 (dummy_load): New pattern.
1992 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1995 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1996 BLKmode for non-memory, convert using a wider MODE_INT mode
2000 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2001 that haven't been removed yet.
2003 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2005 * config/bfin/bfin.c (struct machine_function): New member
2006 has_loopreg_clobber.
2007 (bfin_expand_movmem): Set it when generating memcpy insns.
2008 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2009 expand_epilogue_reg_restore): If we have hardware loops,
2010 memcpy insns (indicated by has_loopreg_clobber) or function
2011 calls, we need to save the loop registers.
2013 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2015 * config/i386/i386.c (core2_cost): Fix typos in comments.
2017 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2020 * combine.c (make_compound_operation): Don't call make_extraction with
2021 non-positive length.
2022 (simplify_shift_const_1): Canonicalize count even if complement_p.
2024 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2026 * convert.c (strip_float_extensions): Do not remove or introduce
2027 conversions between binary and decimal floating-point types.
2029 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2032 * fold-const.c (distribute_bit_expr): Convert common, left and
2033 right arguments to type.
2035 2008-10-28 Nick Clifton <nickc@redhat.com>
2037 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2038 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2039 call_really_used_regs array rather than the call_used_regs array.
2040 (mn10300_get_live_callee_saved_regs, expand_prologue,
2041 expand_epilogue, output_tst): Likewise.
2043 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2046 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2047 (df_get_entry_block_def_set): Neither here.
2048 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2050 PR tree-optimization/37879
2051 * predict.c (tree_estimate_probability): Check if last_stmt is
2052 non-NULL before dereferencing it.
2054 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2056 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2057 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2058 (ira_fast_allocation): Remove the prototype.
2060 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2061 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2062 (color_pass): Modify the updated costs.
2063 (ira_color): Rename to color. Make it static.
2064 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2065 (ira_color): New function.
2067 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2070 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2072 (set_allocno_live, clear_allocno_live, mark_ref_live,
2073 mark_ref_dead): Invalidate corresponding element of
2074 allocno_saved_at_call.
2075 (process_bb_node_lives): Increment last_call_num. Setup
2076 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2077 allocno was already saved.
2078 (ira_create_allocno_live_ranges): Initiate last_call_num and
2079 allocno_saved_at_call.
2081 * ira-build.c (ira_create_allocno): Initiate
2082 ALLOCNO_UPDATED_COVER_CLASS_COST.
2083 (create_cap_allocno, propagate_allocno_info,
2084 remove_unnecessary_allocnos): Remove setting updated costs.
2085 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2087 * ira.c (ira): Don't call ira_fast_allocation.
2089 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2092 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2095 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2097 * ira-int.h (ira_hard_regno_cover_class): New.
2099 * ira-lives.c (mark_reg_live, mark_reg_dead,
2100 process_bb_node_lives): Use ira_hard_regno_cover_class.
2102 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2103 (setup_hard_regno_cover_class): New function.
2104 (ira_init): Call setup_hard_regno_cover_class.
2106 * ira-costs.c (cost_class_nums): Add comment.
2107 (find_allocno_class_costs): Initiate cost_class_nums.
2108 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2110 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2113 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2114 Rename to copy_info_to_removed_store_destinations. Propagate
2115 conflict hard regs and register stack attribute.
2117 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2120 * pa.c (function_arg_padding): Pad complex and vector types
2121 upward in 64-bit runtime.
2122 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2124 2008-10-26 Matthias Klose <doko@ubuntu.com>
2126 * doc/install.texi: Document requirements on antlr.
2128 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2130 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2133 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2136 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2137 is defined, use it to modify the constant offset.
2139 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2141 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2142 and short arguments to the correct location as mandated by the ABI.
2144 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2146 PR rtl-optimization/37769
2147 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2149 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2151 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2152 unwind-dw2-Os-4-200.o.
2154 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2156 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2157 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2159 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2161 PR tree-optimization/36038
2162 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2163 add sizetype IV with initial value zero instead of pointer type.
2165 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2168 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2169 around bit operation.
2170 * profile.c (is_edge_inconsistent): Likewise.
2171 * fold-const.c (truth_value_p): Move from here...
2172 * tree.h (truth_value_p): ... to here.
2173 * c-tree.h (c_expr): Update description of original_code.
2174 * c-typeck.c (parser_build_unary_op): Set original_code.
2175 (parser_build_binary_op): Update call to warn_about_parentheses.
2176 * c-common.c (warn_about_parentheses): Take two additional
2177 arguments of the operands. Use a switch. Quote operators
2178 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2179 Add warning about !x | y and !x & y.
2180 * c-common.h (warn_about_parentheses): Update declaration.
2182 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2184 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2185 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2186 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2188 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2189 (check-%): For test targets listed in lang_checks_parallelized
2190 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2191 run the testing in multiple make goals, possibly parallel, and
2192 afterwards run dg-extract-results.sh to merge the sum and log files.
2194 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2196 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2197 (mips_move_to_gpr_cost): Likewise.
2198 (mips_move_from_gpr_cost): Likewise.
2199 (mips_register_move_cost): Make more fine-grained.
2201 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2203 * graphite.c (graphite_apply_transformations): Check for
2204 -fgraphite-identity.
2205 * toplev.c (process_options): Add graphite_identity.
2206 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2208 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2210 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2211 mulhisihl and mulhisihh builtins.
2213 From Jie Zhang <jie.zhang@analog.com>
2214 * config/bfin/bfin.md (composev2hi): Put operands into vector
2217 2008-10-22 Chao-ying Fu <fu@mips.com>
2219 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2221 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2223 From Mike Frysinger <michael.frysinger@analog.com>
2224 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2225 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2226 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2227 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2228 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2229 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2230 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2231 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2232 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2233 __ADSPBF51x__ for all of them.
2234 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2235 -mcpu bf512, bf514, bf516, and bf518.
2236 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2237 bf512-none, bf514-none, bf516-none, and bf518-none.
2238 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2239 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2240 * doc/invoke.texi (Blackfin Options): Document that
2241 -mcpu now accepts bf512, bf514, bf516, and bf518.
2243 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2246 * fold-const.c (build_range_type): For 1 .. signed_max
2247 range call build_nonstandard_inter_type if signed_type_for
2248 returned a type with bigger precision.
2250 2008-10-22 Richard Guenther <rguenther@suse.de>
2252 * tree.def (COMPLEX_TYPE): Constrain element type.
2253 * tree.c (build_complex_type): Assert that.
2254 * tree-ssa-structalias.c (could_have_pointers): Complex types
2255 cannot have pointers.
2257 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2260 * c-typeck.c (convert_for_assignment): Do not give declaration's
2261 location for builtins. Spell out which type was expected and which
2264 2008-10-22 Nick Clifton <nickc@redhat.com>
2266 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2267 the fdpic register to be a target when running in fdpic mode.
2269 2008-10-22 Rafael Espindola <espindola@google.com>
2271 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2272 newly created statements.
2274 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2277 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2278 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2279 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2281 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2284 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2285 Adjust -mcmodel=medium description for 2005-07-31 changes.
2287 2008-10-22 Jan Hubicka <jh@suse.cz>
2288 Jakub Jelinek <jakub@redhat.com>
2291 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2293 2008-10-21 Richard Henderson <rth@redhat.com>
2296 * emit-rtl.c (get_spill_slot_decl): Export.
2297 * emit-rtl.h (get_spill_slot_decl): Declare.
2298 * var-tracking.c (vt_add_function_parameters): Relax assertion
2299 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2301 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2303 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2304 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2307 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2310 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2311 processed by get_maxval_strlen.
2313 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2316 * tree.c (get_file_function_name): Copy first_global_object_name.
2317 Centralize call to clean_symbol_name.
2319 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2321 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2322 * config/svr4.h (SVR4_ASM_SPEC): New.
2323 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2324 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2326 * doc/invoke.texi (Option Summary): Add -T to linker options.
2327 (Link Options): Document -T.
2329 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2331 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2334 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2337 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2339 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2341 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2344 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2346 * doc/install.texi: Fix typos in previous patch.
2348 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2350 * doc/install.texi: Document in-tree building of gcc and mpfr.
2352 2008-10-19 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2356 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2359 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2360 (build_enumerator): Convert enumerators that fit in integer to
2363 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.md (unnamed peephole2): Do not force memory
2366 operands of arith or logical instructions into registers for
2367 non-TARGET_READ_MODIFY targets.
2369 (ffs_cmove): Change operand 0 predicate to register_operand.
2370 Change operand 1 predicate to nonimmediate_operand.
2372 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2374 2008-10-18 Richard Guenther <rguenther@suse.de>
2376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2377 VIEW_CONVERT_EXPR case against invalid gimple.
2379 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2381 * c-parser.c (c_parser_binary_expression): Silence the
2382 uninitialized variable warning emitted for binary_loc.
2384 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2386 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2389 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2392 * c-typeck.c (build_unary_op): Use omit_one_operand for
2393 IMAGPART_EXPR of real argument.
2395 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2397 PR tree-optimization/37664
2398 * fold-const.c (fold_binary): When optimizing comparison with
2399 highest or lowest type's value, don't consider TREE_OVERFLOW.
2401 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2404 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2405 * coverage.c: Include tm_p.h.
2406 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2407 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2408 dollar signs from PREFIX.
2409 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2410 instead of manual strip_name_encoding.
2412 2008-10-16 Richard Guenther <rguenther@suse.de>
2415 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2416 volatile qualified functions or methods as relevant.
2418 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2420 PR tree-optimization/37525
2421 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2422 sizetype unsigned constants, both in the case of C and bounds.
2424 2008-10-15 Jan Hubicka <jh@suse.cz>
2426 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2428 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2431 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2432 HARD_REGNO_CALL_PART_CLOBBERED.
2434 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2437 * ira-lives.c (mark_early_clobbers): Remove.
2438 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2439 check_and_make_def_conflicts,
2440 make_early_clobber_and_input_conflicts,
2441 mark_hard_reg_early_clobbers): New functions.
2442 (process_bb_node_lives): Call
2443 make_early_clobber_and_input_conflicts and
2444 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2446 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2447 early clobbers of pseudo-registers.
2449 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2452 * ira-build.c (ira_flattening): Recalculate
2453 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2454 from the scratch instead of the propagation.
2456 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2458 * doc/rtl.texi (const_double): Remove the "addr" operand.
2459 Describe CONST_DOUBLE_* macros under const_double rather
2461 (const_fixed): Fix the operand description.
2462 (const): Add an @findex directive.
2463 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2464 after the constant rtl table.
2465 (fix): Combine floating-point and fixed-point descriptions.
2467 * sched-deps.c (sched_analyze_2): Remove reference to
2470 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2472 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2474 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2475 for UNSPEC_GOTSYM_OFFs.
2476 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2477 (add_GOT_to_pic_reg): Use it.
2478 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2480 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2481 Harsha Jagasia <harsha.jagasia@amd.com>
2483 PR tree-optimization/37485
2484 * graphite.c (gmp_cst_to_tree): Moved.
2485 (iv_stack_entry_is_constant): New.
2486 (iv_stack_entry_is_iv): New.
2487 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2488 (loop_iv_stack_insert_constant): New.
2489 (loop_iv_stack_pop): Use new datatpype.
2490 (loop_iv_stack_get_iv): Same.
2491 (loop_iv_stack_get_iv_from_name): Same.
2492 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2493 (loop_iv_stack_patch_for_consts): New.
2494 (loop_iv_stack_remove_constants): New.
2495 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2496 (translate_clast): Call loop_iv_stack_patch_for_consts and
2497 loop_iv_stack_remove_constants.
2498 (gloog): Use new datatype. Redirect construction edge to end
2499 block to avoid accidental deletion.
2500 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2502 (union iv_stack_entry_data): New. Data in iv stack entry.
2503 (struct iv_stack_entry): New. Datatype for iv stack entries.
2505 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2507 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2508 * graphite.c (free_scop): Same.
2509 (build_scops): Same.
2510 (free_scattering): New.
2511 (build_cloog_prog): Call free_scattering.
2512 (patch_phis_for_virtual_defs): Fix memleak.
2513 (graphite_trans_bb_strip_mine): Same.
2514 (limit_scops): Same.
2516 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2517 Harsha Jagasia <harsha.jagasia@amd.com>
2519 PR tree-optimization/37828
2520 * graphite.c (graphite_trans_loop_block): Do not loop block
2521 single nested loops.
2523 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2525 PR tree-optimization/37686
2526 * tree-loop-linear.c (linear_transform_loops): Build a
2527 loop nest vector. Pass it to lambda_compute_access_matrices.
2528 * tree-data-ref.h (struct access_matrix): Store the loop nest
2529 relative to which it encodes the information.
2530 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2531 (am_vector_index_for_loop): Reimplemented: iterate over the
2532 loop nest for finding the loop index in the access matrix.
2533 (lambda_compute_access_matrices): Update declaration.
2534 * lambda-code.c (build_access_matrix): Pass the loop nest and
2536 (lambda_compute_access_matrices): Same.
2538 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2540 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2541 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2542 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2543 already implies hard float. Also fix several insn condition
2544 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2546 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2549 Based on patches by Laurent Vivier.
2550 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2551 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2552 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2553 dollar sign to underscore.
2554 (ASM_OUTPUT_EXTERNAL): Same.
2555 (ASM_OUTPUT_LABELREF): New.
2556 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2558 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2559 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2560 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2561 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2563 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2565 PR tree-optimization/36881
2566 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2567 that each value doesn't need runtime relocations, for !flag_pic
2568 check that each value is just a valid initializer constant.
2570 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2572 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2573 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2574 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2575 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2577 (REG_CLASS_NAMES): Update accordingly.
2578 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2579 rather than an unpredictable descriptive string.
2580 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2581 (mips_register_move_cost): Check for specific COP*_REGS classes,
2582 instead of ALL_COP_AND_GR_REGS.
2583 (mips_ira_cover_classes): New function.
2584 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2585 (TARGET_IRA_COVER_CLASSES): Define.
2587 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2590 * tree.c (build_type_attribute_qual_variant): Hash on the
2591 unqualified type, and don't overwrite an existing
2592 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2593 allow distinguishing between wchar_t and its underlying type. This
2594 also means that we'll retain a little more typedef information.
2596 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2597 Dmitry Melnik <dm@ispras.ru>
2598 Dmitry Zhurikhin <zhur@ispras.ru>
2599 Alexander Monakov <amonakov@ispras.ru>
2600 Maxim Kuvyrkov <maxim@codesourcery.com>
2602 * target.h (struct gcc_target): Update prototypes of needs_block_p
2604 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2605 * sel-sched.c (create_speculation_check): Likewise.
2606 * doc/tm.texi: Provide documentation for new target hooks.
2608 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2609 (ia64_gen_spec_insn): Removed.
2610 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2611 ia64_gen_spec_check): New static functions.
2612 (ia64_alloc_sched_context, ia64_init_sched_context,
2613 ia64_set_sched_context, ia64_clear_sched_context,
2614 ia64_free_sched_context, ia64_get_insn_spec_ds,
2615 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2616 (ia64_needs_block_p): Change prototype.
2617 (ia64_gen_check): Rename to ia64_gen_spec_check.
2618 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2619 into declaration, add special memory dependencies handling.
2620 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2621 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2622 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2623 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2624 Define new target hooks.
2625 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2626 (ia64_optimization_options): Turn on selective scheduling with -O3,
2627 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2628 default with selective scheduling.
2629 (ia64_override_options): Initialize align_loops and align_functions
2630 to 32 and 64, respectively. Set global selective scheduling flags
2631 according to target-dependent flags.
2632 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2633 (group_barrier_needed): Use new mstop-bit-before-check flag.
2635 (dfa_state_size): Make global.
2636 (spec_check_no, max_uid): Remove.
2637 (mem_ops_in_group, current_cycle): New variables.
2638 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2639 Initialize new variables.
2640 (is_load_p, record_memory_reference): New functions.
2641 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2643 (ia64_variable_issue): Change use of current_sched_info to
2644 sched_deps_info. Update comment. Note if a load or a store is issued.
2645 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2646 advance if maximal number of loads or stores was issued on current
2648 (scheduled_good_insn): New static helper function.
2649 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2650 a group barrier is needed. Fix vertical spacing. Guard the code
2651 doing state transition with last_scheduled_insn check.
2652 Mark that a stop bit should be before current insn if there was a
2653 cycle advance. Update current_cycle and mem_ops_in_group.
2654 (ia64_h_i_d_extended): Change use of current_sched_info to
2655 sched_deps_info. Reallocate stops_p by larger chunks.
2656 (struct _ia64_sched_context): New structure.
2657 (ia64_sched_context_t): New typedef.
2658 (ia64_alloc_sched_context, ia64_init_sched_context,
2659 ia64_set_sched_context, ia64_clear_sched_context,
2660 ia64_free_sched_context): New static functions.
2661 (gen_func_t): New typedef.
2662 (get_spec_load_gen_function): New function.
2663 (SPEC_GEN_EXTEND_OFFSET): Declare.
2664 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2665 (get_mode_no_for_insn): Change the condition that prevents use of
2666 special hardware registers so it can now handle pseudos.
2667 (get_spec_unspec_code): New function.
2668 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2669 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2670 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2671 during selective scheduling.
2672 (ia64_speculate_insn): Use ds_get_speculation_types when
2673 determining whether we need to change the pattern.
2674 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2675 (ia64_spec_check_src_p): Support new speculation/check codes.
2676 (struct bundle_state): New field.
2677 (issue_nops_and_insn): Initialize it.
2678 (insert_bundle_state): Minimize mid-bundle stop bits.
2679 (important_for_bundling_p): New function.
2680 (get_next_important_insn): Use important_for_bundling_p.
2681 (bundling): When shifting TImode from unimportant insns, ignore
2682 also group barriers. Assert that best state is found before
2683 the backward bundling pass. Print number of mid-bundle stop bits.
2684 Minimize mid-bundle stop bits. Check correct calculation of
2685 mid-bundle stop bits.
2686 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2687 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2689 (sel2_run): New variable.
2690 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2691 selective scheduling pass instead of schedule_ebbs.
2693 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2694 (UNSPEC_LDS_A): New UNSPEC.
2695 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2696 movti_internal, movsf_internal, movdf_internal,
2697 movxf_internal): Make visible. Add speculable* attributes.
2698 (output_c_nc): New mode attribute.
2699 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2700 mov<mode>_nc, zero_extend<mode>di2_nc,
2701 advanced_load_check_nc_<mode>): New insns.
2702 (zero_extend*): Add speculable* attributes.
2704 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2705 (msched-stop-bits-after-every-cycle): Likewise.
2706 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2708 (msched-spec-verbose): Remove.
2709 (msched-prefer-non-data-spec-insns,
2710 msched-prefer-non-control-spec-insns,
2711 msched-count-spec-in-critical-path,
2712 msel-sched-dont-check-control-spec): Use Target Report Var
2713 instead of Common Report Var.
2715 * config/ia64/itanium2.md: Remove incorrect bypass.
2717 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2719 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2722 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2723 and -fhelp=separate.
2725 2008-10-14 Ben Elliston <bje@au.ibm.com>
2727 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2729 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2731 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2734 2008-10-13 Matthias Klose <doko@ubuntu.com>
2736 * config/pa/linux-atomic.c: Work around missing header file
2737 for hppa64-linux-gnu targets.
2739 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2740 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2741 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2742 Grace Cao <grace_cao@playstation.sony.com>
2744 * doc/invoke.texi (-mgen-cell-microcode): Document.
2745 (-mwarn-cell-microcode): Document.
2746 * cfglayout.c (locator_location): Export.
2747 * rtl.h (locator_location): Define prototype.
2748 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2750 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2751 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2752 (mwarn-cell-microcode): New option.
2753 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2754 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2755 cell and not already set.
2756 Turn off string instructions if not generating cell microcode.
2757 (rs6000_final_prescan_insn): New function that warns about microcoded
2759 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2760 * config/rs6000/rs6000.md
2761 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2762 the instruction would have been microcoded on the Cell. Set
2763 cell_micro to always on unnamed patterns for the string instructions.
2764 (cell_micro): Update definition, remove load/store conditional
2766 (sign_extend:DI): Define new pattern for non microcoded version.
2767 (sign_extend:SI): Likewise.
2768 (compare (div:P)): Set cell_micro to not.
2769 (andsi3): Define as an expand.
2770 (andsi3_mc): New pattern.
2771 (andsi3_nomc): New pattern.
2772 (andsi3_internal0_nomc): New pattern.
2773 (andsi3_internal2): Rename to ...
2774 (andsi3_internal2_mc): this and enable iff generating microcode.
2775 (andsi3_internal3): Rename to ...
2776 (andsi3_internal3_mc): this and enable iff generating microcode.
2777 (andsi3_internal4): Enable iif generating microcode.
2778 (andsi3_internal5): Rename to ..
2779 (andsi3_internal5_mc): this and enable iff generating microcode.
2780 (andsi3_internal5_nomc): New pattern.
2781 (extzvdi_internal1): Enable iff generating microcode.
2782 (extzvdi_internal2): Likewise.
2783 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2784 (anddi3): Change to expand.
2785 (anddi3_mc): Rename from anddi3.
2786 (anddi3_no_mc): New pattern.
2787 (anddi3_internal2): Rename to ..
2788 (anddi3_internal2_mc): this and enable iff generating microcode.
2789 (anddi3_internal2_nomc): New pattern.
2790 (anddi3_internal3): Rename to ..
2791 (anddi3_internal3_mc): this and enable iff generating microcode.
2792 (anddi3_internal3_nomc): New pattern.
2793 (movti_string): Set cell_micro to always if TARGET_STRING.
2794 (stmsi8): Set cell_micro to always.
2800 (stmsi8_power): Likewise.
2801 (stmsi7_power): Likewise.
2802 (stmsi6_power): Likewise.
2803 (stmsi5_power): Likewise.
2804 (stmsi4_power): Likewise.
2805 (stmsi3_power): Likewise.
2806 (movsi_update2): Enable iff generating microcode.
2807 (movhi_update3): Likewise.
2808 (lmw): Set cell_micro to always.
2810 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2812 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2813 * config/s390/s390.c (machine_function): Remove
2814 decomposed_literal_pool_addresses_ok_p.
2815 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2816 the difference of two labels.
2817 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2818 (s390_pool_offset): New function.
2819 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2820 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2822 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2824 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2825 (powerpc*-*-linux-gnu*): Describe.
2826 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2827 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2828 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2829 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2830 config/rs6000/e500crtres32gpr.asm,
2831 config/rs6000/e500crtres64gpr.asm,
2832 config/rs6000/e500crtres64gprctr.asm,
2833 config/rs6000/e500crtrest32gpr.asm,
2834 config/rs6000/e500crtrest64gpr.asm,
2835 config/rs6000/e500crtresx32gpr.asm,
2836 config/rs6000/e500crtresx64gpr.asm,
2837 config/rs6000/e500crtsav32gpr.asm,
2838 config/rs6000/e500crtsav64gpr.asm,
2839 config/rs6000/e500crtsav64gprctr.asm,
2840 config/rs6000/e500crtsavg32gpr.asm,
2841 config/rs6000/e500crtsavg64gpr.asm,
2842 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2843 * config/rs6000/crtsavres.asm: Really remove.
2845 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2848 * c-format.c (convert_format_name_to_system_name): Use
2849 TARGET_OVERRIDES_FORMAT_INIT.
2850 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2851 * config/i386/mingw.opt: New.
2852 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2853 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2854 (ms_printf_length_specs): Removed const specifier.
2855 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2856 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2858 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2861 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2863 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2866 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2867 sure that ref has valid bb.
2869 2008-10-12 Richard Henderson <rth@redhat.com>
2872 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2873 * alias.c (value_addr_p, stack_addr_p): Remove.
2874 (nonoverlapping_memrefs_p): Remove IRA special case.
2875 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2876 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2877 * reload1.c (alter_reg): Use it.
2879 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2881 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2882 of registers instead of eax, ebx, ecx and edx. Use for loop
2883 and check register for non-zero value before the call
2884 to decode_caches_intel.
2886 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2888 PR rtl-optimization/37448
2889 * df.h: (df_ref_class): New enum.
2890 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2891 (struct df_ref): Replaced with union df_ref_d.
2892 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2893 New members of df_ref_d union.
2894 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2895 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2896 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2897 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2898 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2899 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2900 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2901 (df_scan_bb_info, df_bb_regno_first_def_find,
2902 df_bb_regno_last_def_find, df_find_def, df_find_use,
2903 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2904 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2905 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2906 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2907 Replaced struct df_ref * with df_ref.
2908 * df-scan.c (df_collection_rec, df_null_ref_rec,
2909 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2910 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2911 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2912 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2913 df_reorganize_refs_by_reg_by_reg,
2914 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2915 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2916 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2917 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2918 df_bb_refs_record, df_exit_block_uses_collect,
2919 df_record_exit_block_uses, df_reg_chain_mark,
2920 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2921 df_ref * with df_ref.
2922 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2923 df_ref_class parameter.
2924 (df_scan_problem_data): Added new pools for different types of refs.
2925 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2926 df_ref_create_structure): Processed new ref pools.
2927 (df_scan_start_dump): Added counts of refs and insns.
2928 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2929 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2930 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2931 code to pass df_ref_class down to ref creation functions.
2932 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2933 df_reg_chain_mark): Use macros to hide references to df_refs.
2934 (df_ref_chain_change_bb): Removed.
2935 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2936 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2937 Enhanced to understand df_ref union structure.
2938 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2939 all_uses_available_at, update_df, try_fwprop_subst,
2940 forward_propagate_subreg, forward_propagate_and_simplify,
2941 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2942 df_ref * with df_ref.
2943 (use_killed_between, all_uses_available_at): Use macros to hide
2944 references to df_refs.
2945 * regstat.c (regstat_bb_compute_ri,
2946 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2948 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2949 see_handle_relevant_refs, see_analyze_one_def,
2950 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2951 struct df_ref * with df_ref.
2952 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2953 global_conflicts): Replaced struct df_ref * with df_ref.
2954 * ddg.c (create_ddg_dep_from_intra_loop_link,
2955 add_cross_iteration_register_deps, build_inter_loop_deps):
2956 Replaced struct df_ref * with df_ref.
2957 (create_ddg_dep_from_intra_loop_link,
2958 add_cross_iteration_register_deps): Use macros to hide references
2960 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2961 df_ref * with df_ref.
2962 * df-core.c (df_bb_regno_first_def_find,
2963 df_bb_regno_last_def_find, df_find_def, df_find_use,
2964 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2965 debug_df_ref): Replaced struct df_ref * with df_ref.
2966 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2967 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2969 * web.c (union_defs, entry_register, replace_ref, web_main):
2970 Replaced struct df_ref * with df_ref.
2971 (union_defs, replace_ref): Use macros to hide references to df_refs.
2972 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2973 Replaced struct df_ref * with df_ref.
2974 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2975 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2976 Replaced struct df_ref * with df_ref.
2977 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2978 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2980 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2981 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2982 df_compute_accessed_bytes_strict_low_part,
2983 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2984 Replaced struct df_ref * with df_ref.
2985 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2986 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2987 df_ref * with df_ref.
2988 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2989 check_dependency, check_dependencies, record_uses): Replaced
2990 struct df_ref * with df_ref.
2991 (invariant_for_use, check_dependency): Use macros to hide
2992 references to df_refs.
2993 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2994 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2995 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2996 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2997 references to df_refs.
2998 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3000 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3001 * df-problems.c (df_rd_bb_local_compute_process_def,
3002 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3003 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3004 df_chain_remove_problem, df_chain_create_bb_process_use,
3005 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3006 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3007 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3008 df_byte_lr_simulate_artificial_refs_at_top,
3009 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3010 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3011 df_simulate_uses, df_simulate_artificial_refs_at_end,
3012 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3014 (df_chain_dump): Use macros to hide references to df_refs.
3015 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3016 df_ref * with df_ref.
3017 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3018 mark_artificial_uses, mark_reg_dependencies,
3019 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3021 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3023 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3025 (array_ref_element_size): Likewise.
3026 (array_ref_low_bound): Likewise.
3027 (array_ref_up_bound): Likewise.
3028 * expr.c (contains_packed_reference): Likewise.
3029 (array_ref_element_size): Likewise.
3030 (array_ref_low_bound): Likewise.
3031 (array_ref_up_bound): Likewise.
3032 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3033 with ARRAY_RANGE_REF.
3034 (idx_find_step): Likewise.
3035 (idx_record_use): Likewise.
3036 (strip_offset_1): Likewise.
3037 (idx_remove_ssa_names): Likewise.
3039 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3040 Andi Kleen <ak@linux.intel.com>
3042 * config/i386/cpuid.h (__cpuid_count): New defines.
3043 * config/i386/driver-i386.c (struct cache_desc): New structure.
3044 (describe_cache): Use struct cache_desc to pass cache descriptions.
3045 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3046 (detect_caches_amd): Use struct cache_desc to describe caches.
3047 (decode_caches_intel): Use struct cache_desc to pass cache
3048 descriptions. Update descriptions to match latest (rev -032,
3049 December 2007) CPUID documentation. Do not check valid bit here.
3050 Check for Xeon MP value 0x49 problems.
3051 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3052 Check valid bit before calling decode_caches_intel. Detect number
3053 of times to repeat CPUID instruction.
3054 (detect_caches_cpuid4): New function.
3055 (detect_caches_intel): Depending on max_level, call
3056 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3057 only when other methods fail to provide valid L2 cache description.
3059 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3062 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3063 it to PIC call patterns.
3064 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3065 code generation and attributes from pattern. Change peephole2 to
3066 split for noreturn case. Revise split pattern for non noreturn case.
3067 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3068 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3069 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3072 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3074 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3075 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3077 (divdf3): Reformat long line.
3079 2008-10-11 Michael J. Eager <eager@eagercon.com>
3081 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3083 (rs6000_handle_option): Process -mfpu options.
3084 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3085 (enum fpu_type_t): New.
3086 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3087 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3089 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3090 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3091 * config/rs6000/rs6000.opt (-mfpu): New.
3092 (-mxilinx-fpu): New.
3093 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3094 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3095 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3096 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3097 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3099 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3102 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3103 LO_SUM on Darwin if mode has just one unit.
3105 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3108 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3109 has been optimized out.
3111 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3113 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3114 instead of PIC_DIRECT_ADDR_P.
3115 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3116 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3117 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3118 (PIC_OFFSET_P): Rename to...
3119 (PCREL_SYMOFF_P): ...this.
3120 (PIC_DIRECT_ADDR_P): Delete.
3121 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3123 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3124 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3125 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3126 * config/sh/sh.c (print_operand): Remove CONST handling.
3127 (unspec_caller_rtx_p): Rewrite to use split_const and check
3128 the operands of UNSPEC bases.
3129 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3130 with (unspec [A B] UNSPEC_SYMOFF).
3131 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3132 UNSPEC_PCREL_SYMOFF.
3133 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3134 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3135 (UNSPEC_EXTRACT_U16): Likewise.
3136 (UNSPEC_SYMOFF): Likewise.
3137 (UNSPEC_PCREL_SYMOFF): Likewise.
3138 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3140 (movsi_const_16bit): Likewise.
3141 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3142 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3143 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3144 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3145 with (unspec [A B] UNSPEC_SYMOFF).
3146 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3147 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3148 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3149 (Csu): Likewise UNSPEC_EXTRACT_U16.
3150 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3151 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3153 2008-10-10 Stepan Kasal <skasal@redhat.com>
3155 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3156 for loop strip mining and loop blocking.
3158 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3160 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3161 vary types depending on debug info.
3163 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3165 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3166 before ensuring it's already computed.
3168 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3170 * rtl.h (locator_eq): New decl.
3171 * cfglayout.c (locator_scope): New function.
3172 (insn_scope): Use it.
3173 (locator_eq): New function.
3174 (fixup_reorder_chain): Search for last insn in src bb
3175 that has locator set or first insn in dest bb. Use
3176 locator_eq instead of == to compare locators.
3177 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3178 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3179 == to compare locators.
3181 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3183 * gimple-low.c (lower_function_body, lower_gimple_return,
3184 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3185 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3186 goto_block on edges if goto_locus is known.
3189 * tree.h (get_object_alignment): Declare.
3190 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3191 get_object_alignment if needed.
3192 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3194 (get_object_alignment): ... here. New function. Try harder to
3195 determine alignment from get_inner_reference returned offset.
3197 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3199 * graphite.c (gloog): Don't call find_unreachable_blocks
3200 before delte_unreachable_blocks.
3202 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3203 goto_locus of true_edge into RTL locator.
3205 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3208 (*jcc_btdi_mask_rex64): Ditto.
3210 (*jcc_btsi_mask): Ditto.
3211 (*jcc_btsi_1): Ditto.
3212 (*jcc_btsi_mask_1): Ditto.
3214 2008-10-08 Paul Brook <paul@codesourcery.com>
3216 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3217 compatible profiler (__gnu_mcount_nc).
3218 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3220 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/i386/i386.c (initial_ix86_tune_features): Add
3223 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3224 * config/i386/i386.h (ix86_tune_indices): Likewise.
3225 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3227 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3228 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3229 for FP to FP splitters.
3231 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3233 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3236 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3240 PR rtl-optimization/37341
3241 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3242 to ORIG_BB, pass through ORIG_BB recursively.
3243 (cse_condition_code_reg): Adjust caller.
3245 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3247 * sdbout.c (sdbout_one_type): Treat the value type
3248 CONST_DECL for enumerals.
3250 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3252 * config/i386/i386.md: Remove trailing white spaces.
3254 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3256 PR rtl-optimization/37448
3257 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3258 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3260 (struct output_info) [count]: Renamed total_created and made
3262 (struct output_info) [size]: Renamed total_allocated and made
3264 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3265 Properly keep track of desc->size.
3266 (print_statistics, dump_alloc_pool_statistics): Enhance the
3267 printing of statistics to print the number of elements and to use
3270 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3273 * opts.h (CL_SAVE): Move up to flags range.
3274 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3275 CL_COMMON): Renumber.
3276 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3277 * opts.c (common_handle_option): Revert last change.
3279 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3281 * config/i386/i386-protos.h (ix86_schedule): New.
3283 * config/i386/i386.c (ix86_schedule): New.
3284 (override_options): Add schedule to processor_alias_table. Set
3285 ix86_schedule from the schedule field in processor_alias_table.
3286 (ix86_function_specific_save): Save ix86_schedule.
3287 (ix86_function_specific_restore): Restore ix86_schedule.
3289 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3290 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3293 * config/i386/i386.opt: Add schedule.
3295 * config/i386/ppro.md: Remove generic32.
3297 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3300 * expr.c (count_type_elements): Handle ERROR_MARK.
3302 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3307 * basic-block.h (struct edge_def): Add goto_block field.
3308 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3309 one insn with locus corresponding to edge's goto_locus if !optimize.
3310 * profile.c (branch_prob): Copy edge's goto_block.
3311 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3313 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3314 locator in between the merged basic blocks if !optimize and needed.
3315 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3316 goto_locus into RTL locator. For unconditional jump use that
3317 locator for the jump insn.
3318 (expand_gimple_cond): Convert goto_block and goto_locus into
3319 RTL locator for all remaining edges. For unconditional jump
3320 use that locator for the jump insn.
3321 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3322 there is more than one edge or insn locator along the forwarding
3323 edges and !optimize. If there is just one, set e->goto_locus.
3324 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3326 (move_block_to_fn): Adjust edge's goto_block.
3328 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3331 * expmed.c (expand_mult): Properly check DImode constant in
3334 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3337 * dwarf2out.c (common_block_die_table): New variable.
3338 (common_block_die_table_hash, common_block_die_table_eq): New
3340 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3341 COMMON block in the current scope rather than globally. Optimize
3342 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3343 DW_OP_addr SYMBOL_REF+off.
3345 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3347 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3348 Return true for non-addressable GIMPLE operands.
3350 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3353 * config/i386/i386.c (initial_ix86_tune_features): Remove
3354 X86_TUNE_USE_BIT_TEST.
3355 * config/i386/i386.h (ix86_tune_indices): Likewise.
3356 (TARGET_USE_BIT_TEST): Removed.
3358 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3360 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3362 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3364 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3365 (mul<mode>3_mul3): ... into this new template.
3367 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3369 * gimplify.c (gimplify_arg): Add location argument. Use it.
3370 (gimplify_call_expr): Pass location to gimplify_arg.
3371 (gimplify_modify_expr_to_memcpy): Same.
3372 (gimplify_modify_expr_to_memset): Same.
3374 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3377 Update calls to build_unary_op and build_indirect_ref for location
3380 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3383 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3384 * c-typeck.c (array_to_pointer_conversion): Pass location to
3386 (function_to_pointer_conversion): Use error_at and warning_at.
3387 (build_indirect_ref): Same.
3388 (build_array_ref): Pass location to build_binary_op.
3389 (parser_build_unary_op): Do not set location after calling
3391 (build_unary_op): Add location argument. Use it throughout. Set
3392 EXPR_LOCATION before returning new tree.
3393 (build_modify_expr): Same.
3394 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3396 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3397 build_indirect_ref, build_modify_expr.
3398 (c_finish_omp_for): Same. Use error_at instead of error.
3399 * c-common.c (c_common_truthvalue_conversion): Pass location to
3401 (warn_for_div_by_zero): Add location argument.
3402 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3403 build_unary_op, warn_for_div_by_zero.
3404 * c-parser.c (c_parser_typeof_specifier): Use
3405 protected_set_expr_location.
3406 (c_parser_statement_after_labels): Same.
3407 (c_parser_condition): Same.
3408 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3409 (c_parser_conditional_expression): Use protected_set_expr_location.
3410 (c_parser_unary_expression): Pass location to build_indirect_ref.
3411 (c_parser_postfix_expression_after_primary): Pass location to
3412 build_indirect_ref, build_unary_op.
3413 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3415 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3417 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3418 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3419 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3421 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3422 (mips_issue_rate): Handle PROCESSOR_R10000.
3423 * config/mips/mips.md (cpu): Add r10000.
3425 * config/mips/10000.md: New file.
3427 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3429 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3430 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3431 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3433 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3435 * config/darwin-protos.h (machopic_function_base_name): Delete.
3436 (machopic_function_base_sym): Likewise.
3437 (machopic_gen_offset): Declare.
3438 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3439 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3440 * config/darwin.c (machopic_function_base_name): Delete.
3441 (machopic_function_base_sym): Likewise.
3442 (gen_pic_offset): Rename to...
3443 (machopic_gen_offset): ...this and remove the pic_base argument.
3444 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3445 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3446 crtl->uses_pic_offset_table.
3447 (machopic_indirect_data_reference): Use new machopic_gen_offset
3449 (machopic_legitimize_pic_address): Likewise.
3450 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3452 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3453 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3454 * config/i386/i386.c (output_set_got): Likewise.
3455 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3457 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3458 (legitimate_address_p): Likewise.
3459 (output_pic_addr_const): Likewise.
3460 (output_addr_const_extra): Likewise.
3461 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3462 match an UNSPEC rather than a MINUS.
3463 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3464 (builtin_setjmp_receiver): Use machopic_gen_offset.
3465 * config/i386/predicates.md (pic_symbolic_operand): Handle
3466 UNSPEC_MACHOPIC_OFFSET.
3468 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3469 Use machopic_gen_offset and machopic_operand_p.
3470 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3471 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3472 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3473 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3474 Set crtl->uses_pic_offset_table.
3476 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3478 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3480 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3481 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3482 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3483 (constant_pool_expr_p): Use split_const and check the base.
3484 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3486 (legitimate_constant_pool_address_p): Check toc_relative_p
3487 instead of constant_pool_expr_p.
3488 (print_operand_address): Always use output_addr_const for
3489 constant pool addresses.
3490 (rs6000_output_addr_const_extra): New function.
3491 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3493 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3497 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3498 (mark_ref_live, mark_ref_dead): Use them.
3499 (def_conflicts_with_inputs_p): Remove.
3500 (mark_early_clobbers): New function.
3501 (process_bb_node_lives): Call preprocess_constraints and
3502 mark_early_clobbers.
3504 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3506 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3508 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3509 lib with -mthread switch.
3511 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3514 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3515 function in two, making it call a new and reusable
3516 dwarf2out_imported_module_or_decl() that takes the containing
3517 BLOCK of the declaration in argument.
3518 (dwarf2out_imported_module_or_decl_real): New function.
3519 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3520 IMPORTED_DECL in account.
3521 * tree.def: Added IMPORTED_DECL node type.
3522 * tree.h: Added accessors for IMPORTED_DECL nodes.
3523 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3525 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3527 * doc/gimple.texi: Fix some typos, wrap some long lines,
3528 fix some broken wraps with continuations.
3529 * tree-ssa-reassoc.c: Fix comment typos.
3531 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3534 * pa.c (legitimize_pic_address): Force function labels to memory in
3537 2008-10-04 Anton Blanchard <anton@samba.org>
3539 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3540 (rs6000_split_atomic_op): Same.
3541 (rs6000_split_compare_and_swap): Same.
3542 (rs6000_split_compare_and_swapqhi): Same.
3544 2008-10-04 Richard Guenther <rguenther@suse.de>
3546 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3547 instead of pointer equality.
3548 (vn_nary_op_eq): Likewise.
3550 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3552 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3554 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3555 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3557 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3559 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3560 Revert previous change.
3562 2008-10-03 Tom Tromey <tromey@redhat.com>
3564 * stringpool.c (ggc_alloc_string): Terminate string.
3566 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3568 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3569 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3570 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3573 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3576 2008-10-03 Pascal Obry <obry@adacore.com>
3578 * gcov.c (create_file_names): Properly handle UNIX and DOS
3579 directory separators.
3580 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3581 separator to '~' to ensure clean filenames on Windows.
3583 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3585 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3586 Add a null terminator to the stripped name.
3588 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3590 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3591 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3592 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3593 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3594 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3595 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3596 TARGET_SINGLE_FLOAT.
3598 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3600 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3602 2008-10-02 Richard Guenther <rguenther@suse.de>
3605 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3606 and VECTOR_TYPE recurse with useless_type_conversion_p which
3607 properly handles void pointer conversion.
3609 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3612 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3613 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3615 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3617 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3618 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3619 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3620 they translate to non builtins.
3621 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3622 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3623 __builtin_vec_promote, __builtin_vec_extract, and
3624 __builtin_vec_insert.
3625 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3626 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3627 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3628 * config/rs6000/altivec.h (vec_extract): Define
3629 (vec_insert): Define.
3630 (vec_splats): Define.
3631 (vec_promote): Define.
3633 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3634 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3635 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3637 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3639 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3640 prototype. Add new parameter, blk.
3641 Use BLKmode for the MEM if blk is true.
3642 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3643 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3644 ALTIVEC_BUILTIN_STVRXL.
3645 Update usage of altivec_expand_lv_builtin.
3646 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3647 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3648 (altivec_init_builtins): If compiling for the Cell, also define the
3650 * config/rs6000/rs6000.h (rs6000_builtins): Define
3651 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3652 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3653 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3654 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3655 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3656 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3657 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3658 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3659 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3660 UNSPEC_STVRX, and UNSPEC_STVRXL.
3661 (altivec_lvlx): New pattern.
3662 (altivec_lvlxl): New pattern.
3663 (altivec_lvrx): New pattern.
3664 (altivec_lvrxl): New pattern.
3665 (altivec_stvlx): New pattern.
3666 (altivec_stvlxl): New pattern.
3667 (altivec_stvrx): New pattern.
3668 (altivec_stvrxl): New pattern.
3669 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3670 (vec_lvlxl): Likewise.
3671 (vec_lvrx): Define if PPU is defined.
3672 (vec_lvrxl): Likewise.
3673 (vec_stvlx): Define if PPU is defined.
3674 (vec_stvlxl): Likewise.
3675 (vec_stvrx): Define if PPU is defined.
3676 (vec_stvrxl): Likewise.
3678 2008-10-01 Geert Bosch <bosch@adacore.com>
3680 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3682 2008-10-01 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/37617
3685 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3686 do not add to the NEW_SETS.
3688 2008-10-01 Richard Guenther <rguenther@suse.de>
3691 * tree-vrp.c (execute_vrp): If we optimized away the default
3692 case make sure to promote the label that got in place of it
3693 to a default case label.
3695 2008-10-01 Richard Henderson <rth@redhat.com>
3698 * tree-complex.c (set_component_ssa_name): Don't optimize
3699 is_gimple_min_invariant values with ssa_names in abnormal phis.
3701 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3703 PR tree-optimization/37662
3704 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3705 commutative binary operation if they are in the wrong order and
3706 fold_build2 produces non-GIMPLE.
3708 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3710 PR tree-optimization/37662
3711 PR tree-optimization/37663
3712 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3713 get_value_range with non-SSA_NAME. Don't assert operands have been
3714 folded, instead just bail out.
3716 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3718 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3720 2008-09-30 Richard Guenther <rguenther@suse.de>
3723 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3724 build restrict-qualified pointers.
3725 (vectorizable_store): Move alias check later.
3726 (vectorizable_load): Likewise.
3728 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3730 * c-common.c (empty_if_body_warning): Remove.
3731 * c-common.h (empty_if_body_warning): Remove.
3732 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3733 here the -Wempty-body warning for `if' and `else' statements.
3734 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3736 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3738 * config/i386/i386.opt: Add msse2avx.
3740 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3741 * config/i386/linux64.h (ASM_SPEC): Likewise.
3743 * doc/invoke.texi: Document -msse2avx.
3745 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3747 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3749 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3751 * ifcvt.c (noce_emit_store_flag): If using condition from original
3752 jump, reverse it if if_info->cond was reversed.
3754 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3756 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3757 non-constant memory if it cannot be forced to constant memory.
3758 Overhaul surrounding code and factor out common condition.
3760 2008-09-29 Jeff Law <law@redhat.com>
3762 * reload1.c (alter_reg): Add missing curly braces.
3764 2008-09-29 Michael J. Eager <eager@eagercon.com>
3766 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3768 * config/rs6000/rs6000.c (rs6000_override_options): Move
3769 rs6000_init_hard_regno_mode_ok after all options changed.
3770 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3771 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3772 -msimple-fpu flags. Add warning messages if single FP not configured.
3773 (rs6000_file_start): Output gnu_attribute for single-float.
3774 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3775 (rs6000_legitimize_address): Likewise.
3776 (rs6000_legitimize_reload_address): Likewise.
3777 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3778 TARGET_SINGLE_FLOAT.
3779 (function_arg_advance): Likewise (partial conversion).
3780 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3781 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3782 TARGET_SINGLE_FLOAT.
3783 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3784 (rs6000_emit_prologue): Likewise.
3785 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3786 TARGET_SINGLE_FLOAT.
3787 (rs6000_libcall_value): Likewise.
3788 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3789 (TARGET_DOUBLE_FLOAT): New default to 1
3790 (TARGET_SIMPLE_FPU): New default to 0
3791 (TARGET_SINGLE_FPU): New default to 0
3792 (TARGET_SINGLE_FLOAT_MODE): New.
3793 (TARGET_DOUBLE_FLOAT_MODE): New.
3794 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3795 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3797 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3798 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3799 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3800 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3801 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3802 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3803 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3804 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3805 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3806 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3807 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3808 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3809 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3810 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3811 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3812 cmptf_internal1, *cmptf_internal2): Condition on
3813 TARGET_DOUBLE_FLOAT.
3814 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3815 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3816 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3817 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3818 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3819 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3820 TARGET_SINGLE_FLOAT.
3821 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3822 * config/rs6000/rs6000.opt (-msingle-float): New.
3823 (-mdouble-float): New.
3824 (-msimple-fpu): New.
3825 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3826 -msingle-float, -mdouble-float, -msimple-fpu options.
3827 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3828 _SOFT_DOUBLE for -msingle-float.
3829 * config.gcc: New config for target=powerpc-xilinx-eabi.
3831 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3833 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3834 have exit and entry.
3835 (new_scop): Take entry and exit edge to define new SCoP.
3836 (sd_region_p): New structure used during SCoP detection.
3837 (move_scops): Delete.
3838 (move_sd_regions): New.
3839 (scopdet_info): Change the definition from edges back to basic_blocks.
3840 (scopdet_edge_info): Work on basic_blocks and rename to
3841 scopdet_basic_block_info.
3842 (split_difficult_bb): At the moment removed. We should later
3843 add it at another place.
3844 (build_scops_1): Work on basic_blocks.
3845 (bb_in_sd_region): New.
3846 (find_single_entry_edge): New.
3847 (find_single_exit_edge): New.
3848 (create_single_entry_edge): New.
3849 (sd_region_without_exit): New.
3850 (create_single_exit_edge): New.
3851 (unmark_exit_edges): New.
3852 (mark_exit_edges): New.
3853 (create_sese_edges): New.
3854 (build_graphite_scops): New.
3855 (build_scops): Make SCoPs SESE.
3856 (limit_scops): Use the new functions.
3858 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3860 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3862 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3865 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3866 address to a register before taking the lower part.
3868 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3870 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3873 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3874 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3877 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3878 the newly created variable.
3879 Create a VECTOR_CST of all 1s for vector types.
3881 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3884 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3886 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3888 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3889 order to convert between modes.
3890 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3892 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3894 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3897 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3900 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3904 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3906 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3907 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3908 them to yield false with MIPS16.
3910 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3913 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3914 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3915 mem_loc_descriptor failed. Accept UNSPEC.
3916 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3917 fail if one of the loc_descriptor calls for pieces failed.
3918 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3919 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3920 if loc_descriptor_from_tree_1 on offset failed.
3923 * opts.c (common_handle_option): Don't call print_specific_help with
3924 CL_SAVE as first argument.
3926 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3927 Steve Ellcey <sje@cup.hp.com>
3929 * configure: Regenerate for new libtool.
3930 * aclocal.m4: Ditto.
3932 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3934 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3935 alias set on MEM when saving stack pointer.
3936 * config/rs6000/rs6000.md (allocate_stack): Likewise
3938 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3940 PR tree-optimization/37574
3941 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3942 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3943 instead of vector_type for constants. Take computation out of loop.
3944 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3945 and use only vector_type for invariant case.
3946 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3948 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3951 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3952 the decl is a VAR_DECL or FUNCTION_DECL.
3954 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3957 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3958 (mark_ref_live, mark_ref_dead): Use them.
3959 (def_conflicts_with_inputs_p): Remove.
3960 (mark_early_clobbers): New function.
3961 (process_bb_node_lives): Call preprocess_constraints and
3962 mark_early_clobbers.
3964 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3966 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3969 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3970 (ira_compress_allocno_live_ranges): New prototype.
3972 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3973 (coalesced_allocnos_living_at_program_points): New.
3974 (coalesced_allocnos_live_at_points_p,
3975 set_coalesced_allocnos_live_points): New functions.
3976 (coalesce_spill_slots): Rewrite.
3978 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3979 ira_compress_allocno_live_ranges): New functions.
3981 * ira-build.c (ira_flattening): Call
3982 ira_compress_allocno_live_ranges.
3985 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3987 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3990 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3992 * combine.c (make_compound_operation): Handle the 'E' format.
3993 (count_rtxs): Likewise.
3994 (update_table_tick): Likewise.
3995 (get_last_value_validate): Likewise.
3997 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3999 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4001 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4003 * matrix-reorg.c (transform_allocation_sites): Initializers
4004 added to avoid the warning.
4006 2008-09-25 Martin Jambor <mjambor@suse.cz>
4008 * cgraph.c (free_nodes): New variable.
4009 (NEXT_FREE_NODE): New macro.
4010 (cgraph_create_node): Reuse nodes from the free list. Do not
4011 update uid if doing so.
4012 (cgraph_remove_node): Add the node to the free list.
4014 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4016 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4018 2008-09-24 Richard Henderson <rth@redhat.com>
4020 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4021 * unwind-dw2.c (execute_stack_op): Handle it.
4023 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4026 2008-09-24 Michael J. Eager <eager@eagercon.com>
4028 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4030 * c-common.c (fname_decl): New location argument.
4031 * c-common.h (fname_decl): Same.
4032 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4034 (c_parser_typeof_specifier): Same.
4035 (c_parser_parms_list_declarator): Same.
4036 (c_parser_asm_string_literal): Same.
4037 (c_parser_compound_statement_nostart): Same.
4038 (c_parser_label): Same.
4039 (c_parser_do_statement): Same.
4040 (c_parser_asm_statement): Same.
4041 (c_parser_unary_expression): Same.
4042 (c_parser_sizeof_expression): Same.
4043 (c_parser_postfix_expression): Same.
4044 (c_parser_pragma): Same.
4045 (c_parser_omp_clause_collapse): Same.
4046 (c_parser_omp_clause_num_threads): Same.
4047 (c_parser_omp_clause_schedule): Same.
4048 (c_parser_omp_all_clauses): Same.
4049 (c_parser_omp_sections_scope): Same.
4050 (c_parser_omp_for_loop): Same. Pass condition's location to
4051 c_objc_common_truthvalue_conversion.
4052 (c_parser_enum_specifier): Remove comment.
4054 2008-09-24 Michael J. Eager <eager@eagercon.com>
4056 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4058 * config/rs6000/rs6000.c (rs6000_override_options): Move
4059 rs6000_init_hard_regno_mode_ok after all options changed.
4060 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4061 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4062 -msimple-fpu flags. Add warning messages if single FP not configured.
4063 (rs6000_file_start): Output gnu_attribute for single-float.
4064 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4065 (rs6000_legitimize_address): Likewise.
4066 (rs6000_legitimize_reload_address): Likewise.
4067 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4068 TARGET_SINGLE_FLOAT.
4069 (function_arg_advance): Likewise.
4070 (function_arg): Likewise.
4071 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4072 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4073 TARGET_SINGLE_FLOAT.
4074 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4075 (rs6000_emit_prologue): Likewise.
4076 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4077 TARGET_SINGLE_FLOAT.
4078 (rs6000_libcall_value): Likewise.
4079 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4080 (TARGET_DOUBLE_FLOAT): New default to 1
4081 (TARGET_SIMPLE_FPU): New default to 0
4082 (TARGET_SINGLE_FPU): New default to 0
4083 (TARGET_SINGLE_FLOAT_MODE): New.
4084 (TARGET_DOUBLE_FLOAT_MODE): New.
4085 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4086 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4088 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4089 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4090 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4091 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4092 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4093 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4094 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4095 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4096 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4097 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4098 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4099 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4100 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4101 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4102 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4103 cmptf_internal1, *cmptf_internal2): Condition on
4104 TARGET_DOUBLE_FLOAT.
4105 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4106 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4107 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4108 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4109 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4110 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4111 TARGET_SINGLE_FLOAT.
4112 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4113 * config/rs6000/rs6000.opt (-msingle-float): New.
4114 (-mdouble-float): New.
4115 (-msimple-fpu): New.
4116 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4117 -msingle-float, -mdouble-float, -msimple-fpu options.
4118 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4119 _SOFT_DOUBLE for -msingle-float.
4120 * config.gcc: New config for target=powerpc-xilinx-eabi.
4122 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4124 * config/sparc/constraints.md: New file.
4125 * config/sparc/sparc.md: Include it.
4126 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4127 (sparc_extra_constraint_check): Delete.
4128 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4129 (memory_ok_for_ldd): New predicate.
4130 (sparc_extra_constraint_check): Delete.
4131 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4132 (CONST_OK_FOR_LETTER_P): Likewise.
4133 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4134 (EXTRA_CONSTRAINT): Likewise.
4136 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4138 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4140 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4142 * alias.c (find_base_value): Use FIND_BASE_TERM.
4143 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4145 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4147 * config/i386/i386.c: Include cselib.h.
4148 (ix86_pic_register_p): New function.
4149 (ix86_delegitimize_address): Use it to check for the PIC register.
4151 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4153 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4154 * config/i386/i386.c (ix86_find_base_term): Don't check for
4155 SYMBOL_REF and LABEL_REF.
4157 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4159 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4160 constant PLUS in a CONST.
4162 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4164 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4165 check for sibcall support for w64.
4167 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4169 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4171 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4173 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4174 parser_build_binary_op.
4175 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4176 * c-typeck.c (build_array_ref): Same.
4177 (parser_build_unary_op): New location argument.
4178 (pointer_diff): Pass location to build_binary_op,
4179 c_objc_common_truthvalue_conversion.
4180 (build_modify_expr): Same.
4181 (build_unary_op): New location argument.
4182 (build_binary_op): New location argument.
4183 (c_objc_common_truthvalue_conversion): Pass location to
4184 c_*common_truthvalue_conversion.
4185 * c-convert.c (convert): Same.
4186 * c-common.c (binary_op_error): New location argument.
4187 (pointer_int_sum): Pass location to build_binary_op.
4188 (c_common_truthvalue_conversion): New location argument.
4189 (warn_for_sign_compare): Same.
4190 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4191 binary_op_error, build_binary_op, warn_for_sign_compare.
4192 * c-parser.c (c_parser_condition): Pass location to
4193 c_*common_truthvalue_conversion.
4194 (c_parser_conditional_expression): Save condition's location and pass
4196 (c_parser_binary_expression): Same, but for the binary operator's
4198 (c_parser_omp_for_loop): Pass location to
4199 c_objc_common_truthvalue_conversion.
4201 2008-09-23 Martin Jambor <mjambor@suse.cz>
4203 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4204 (cgraph_node_remove_callees): New temporary f. Hold the next item
4206 (cgraph_node_remove_callers): Likewise.
4208 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4209 (ipa_node_removal_hook): Likewise.
4211 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4212 gimple_call_copy_skip_args and moved to the gimple_call section.
4213 * gimple.c (gimple_copy_call_skip_args): Renamed to
4214 gimple_call_copy_skip_args. Changed al users.
4216 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4218 * ira-color.c (start_allocno_priorities): Rename to
4219 setup_allocno_priorities. Use costs and
4220 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4221 range lengths. Get rid off doubles.
4222 (ira_fast_allocations): Call start_allocno_priorities.
4224 2008-09-22 David Daney <ddaney@avtrex.com>
4227 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4228 register if TARGET_LONG_CALLS.
4230 2008-09-22 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/37145
4233 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4234 value-numbering union accesses with their offset and size only.
4235 (visit_reference_op_load): Fix simplification of inserted conversions.
4236 * tree-ssa-pre.c (find_or_generate_expression): Do not
4237 recursively generate expressions if running FRE.
4239 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4241 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4242 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4245 2008-09-22 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/37145
4248 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4249 (phi_translate_1): Constant fold references.
4251 2008-09-22 Ira Rosen <irar@il.ibm.com>
4253 PR tree-optimization/37482
4254 * tree-vectorizer.h (struct _slp_instance): Add new field.
4255 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4256 (get_earlier_stmt): New function.
4257 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4259 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4260 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4261 asserts that GSI points to the scalar statement being vectorized.
4262 Set new statement location according to GSI.
4263 (vect_schedule_slp_instance): Use GSI of
4264 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4266 2008-09-21 Jan Hubicka <jh@suse.cz>
4268 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4269 (ipcp_insert_stage): Update dead_nodes bitmap.
4271 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4274 * config/i386/t-cygming (SHLIB_LC): Remove.
4275 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4276 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4278 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4282 * final.c (mark_symbol_ref_as_used): New helper function.
4283 (output_operand): Instead of just looking inside MEMs for
4284 SYMBOL_REFs, use new helper function and for_each_rtx.
4285 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4286 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4287 Make head comment more general.
4288 * config/darwin.c (machopic_output_indirection): Handle weak
4289 references here, like in assemble_external.
4291 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4293 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4294 (sparc_emit_float_lib_cmp): Change return type.
4295 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4296 (gen_compare_operator): New function.
4297 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4298 the comparison sequence. Minor tweaks.
4299 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4300 that the final operator and the result of sparc_emit_float_lib_cmp
4301 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4302 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4303 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4304 result of sparc_emit_float_lib_cmp match for software TFmode.
4305 (movqicc, movhicc, movsicc, movdicc): Merge into...
4306 (mov<I:mode>cc): ...this.
4307 (movsfcc, movdfcc, movtfcc): Merge into...
4308 (mov<F:mode>cc): ...this.
4309 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4311 (mov<I:mode>_cc_v9): ...this.
4312 (movdi_cc_sp64_trunc): Delete.
4313 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4314 movdi_cc_reg_sp64): Merge into...
4315 (mov<I:mode>_cc_reg_sp64): ...this.
4316 (movsf_cc_sp64): Rename into...
4317 (movsf_cc_v9): ...this.
4318 (movdf_cc_sp64): Rename into...
4319 (movdf_cc_v9): ...this.
4320 (movtf_cc_hq_sp64): Rename into...
4321 (movtf_cc_hq_v9): ...this.
4322 (movtf_cc_sp64): Rename into...
4323 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4325 2008-09-21 Diego Novillo <dnovillo@google.com>
4327 * doc/gccint.texi: Include generic.texi and gimple.texi.
4329 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4330 (GIMPLE): Move to gimple.texi.
4331 (Annotations): Remove references to to stmt_ann_t and
4333 (SSA Operands): Rename from 'Statement Operands'.
4334 * doc/generic.texi: New.
4335 * doc/gimple.texi: New.
4336 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4337 * Makefile.in (TEXI_GCCINT_FILES):
4338 * gimple.c (gimple_copy_call_skip_args): Rename from
4339 giple_copy_call_skip_args. Update all users.
4340 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4342 2008-09-21 Ira Rosen <irar@il.ibm.com>
4344 PR tree-optimization/37539
4345 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4346 statement in related statement field only for the first load of the
4347 group of loads with the same data reference.
4349 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4351 * config/mips/mips.h (TUNE_OCTEON): New macro.
4352 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4353 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4354 * config/mips/octeon.md: New file.
4355 * config/mips/mips.md: Include octeon.md. Restore
4356 semi-alphabetical order of include files.
4358 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/i386/i386.md (*jcc_fused_1): Removed.
4362 (*jcc_fused_2): Likewise.
4363 (*jcc_fused_3): Likewise.
4364 (*jcc_fused_4): Likewise.
4366 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4368 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4369 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4370 * target.h (gcc_target): Add ira_cover_classes.
4371 * ira.c: Remove IRA_COVER_CLASSES guards.
4372 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4373 instead of IRA_COVER_CLASSES.
4374 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4375 (setup_class_translate): Likewise.
4376 (setup_reg_class_intersect_union): Likewise.
4377 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4378 test of targetm.ira_cover_classes.
4379 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4380 of IRA_COVER_CLASSES.
4381 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4382 (TARGET_INITIALIZER): Include it.
4383 * targhooks.h (default_ira_cover_classes): Declare.
4384 * targhooks.c (default_ira_cover_classes): New function.
4386 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4388 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4390 2008-09-19 Ian Lance Taylor <iant@google.com>
4392 * varasm.c (narrowing_initializer_constant_valid_p): Return
4393 NULL_TREE if ENDTYPE is not an integer.
4395 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4398 * tree-ssa.c (execute_update_addresses_taken): Also update
4399 DECL_GIMPLE_REG_P for vector and complex types.
4401 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4402 Jan Hubicka <jh@suse.cz>
4405 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4406 empty before freeing them.
4407 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4409 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4411 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4412 * config/xtensa/predicates.md (tls_symbol_operand): New.
4413 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4414 (TARGET_CANNOT_FORCE_MEM): Define.
4415 (xtensa_tls_symbol_p): New.
4416 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4417 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4418 (xtensa_tls_module_base): New.
4419 (xtensa_call_tls_desc): New.
4420 (xtensa_legitimize_tls_address): New.
4421 (xtensa_legitimize_address): Handle TLS symbols.
4422 (xtensa_tls_referenced_p_1): New.
4423 (xtensa_tls_referenced_p): New.
4424 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4426 (XTENSA_BUILTIN_THREAD_POINTER): New.
4427 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4428 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4429 builtin. Add declarations for __builtin_thread_pointer and
4430 __builtin_set_thread_pointer.
4431 (xtensa_fold_builtin): Recognize new builtins.
4432 (xtensa_expand_builtin): Expand new builtins.
4433 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4434 (TARGET_THREADPTR): Define.
4435 (HAVE_AS_TLS): Define default value.
4436 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4437 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4438 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4439 (UNSPECV_SET_TP): New.
4440 (sym_TPOFF, sym_DTPOFF): New.
4441 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4442 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4443 * configure: Regenerated.
4445 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4448 * config/ia64/ia64.c (ia64_optimization_options): Move
4449 checking and setting flag_schedule_insns_after_reload and
4450 ia64_flag_schedule_insns2 back to ...
4451 (ia64_override_options): Here.
4453 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4456 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4457 zero extend count after the correction to it is done.
4458 (doloop_optimize): Update call to doloop_modify, don't zero extend
4461 2008-09-18 Martin Jambor <mjambor@suse.cz>
4463 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4465 * ipa-prop.c: Correct comments.
4466 * ipa-prop.h: Likewise.
4468 2008-09-18 Jan Hubicka <jh@suse.cz>
4471 * ipa-reference.c (ipa_reference_local_vars_info_d,
4472 ipa_reference_global_vars_info_d,
4473 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4474 ipa_reference_vars_info_t): Move here from ipa-reference.h
4475 (node_duplication_hook_holder, node_removal_hook_holder): New.
4476 (get_reference_vars_info_from_cgraph): Rename to ...
4477 (get_reference_vars_info): ... this one, use cgraph uids.
4478 (get_local_reference_vars_info, get_global_reference_vars_info):
4479 Use cgraph instead of decl.
4480 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4482 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4483 ipa_reference_get_written_global,
4484 ipa_reference_get_not_written_global): Use cgraph argument.
4485 (check_call): Simplify avail check.
4486 (scan_stmt_for_static_refs): Update.
4487 (propagate_bits): Update.
4488 (merge_callee_local_info): Remove.
4489 (init_function_info): Use cgraph nodes.
4490 (clean_function_local_data): Break out from ...
4491 (clean_function): ... here.
4492 (copy_local_bitmap, copy_global_bitmap): New functions.
4493 (duplicate_node_data, remove_node_data): New functions.
4494 (generate_summary): Register hooks; use visibility instead of
4496 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4497 * ipa-reference.h (ipa_reference_local_vars_info_d,
4498 ipa_reference_global_vars_info_d,
4499 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4500 ipa_reference_vars_info_t): Move to ipa-reference.c
4501 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4503 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4504 ipa_reference_get_not_read_global,
4505 ipa_reference_get_not_written_global): Update prototype.
4506 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4507 (init_state): Remove.
4508 (node_duplication_hook_holder, node_removal_hook_holder): New.
4509 (get_function_state, set_function_state): Use VECtor.
4510 (analyze_function): Check body availability.
4511 (add_new_function): Likewise.
4512 (duplicate_node_data, remove_node_data): New.
4513 (generate_summary): Register hooks; do not care about clones.
4514 (propafate): Do not care about clones; recursive functions are
4516 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4517 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4518 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4520 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4521 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4522 Update call of ipa-reference accesors.
4524 2008-09-18 Simon Baldwin <simonb@google.com>
4526 * c-opts.c (c_common_handle_option): Add handling for
4527 -Wbuiltin-macro-redefined command line option.
4528 * c.opt: Added builtin-macro-redefined option.
4529 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4532 2008-09-18 Richard Guenther <rguenther@suse.de>
4534 PR tree-optimization/37258
4535 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4536 and signedness for integral types.
4537 (vn_phi_eq): Require compatible types.
4539 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4542 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4543 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4545 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4546 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4547 ggc_free other TREE_LIST nodes from that chain.
4548 * function.c (instantiate_decls): Instantiate also DECL_RTL
4549 of vars in cfun->local_decls, free that list afterwards.
4551 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4553 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4554 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4556 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4558 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4559 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4561 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4563 PR tree-optimization/37102
4564 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4565 from a node. Check to see if another PHI is dead.
4566 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4567 remove real PHIs which have no uses.
4568 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4570 2008-09-18 Richard Guenther <rguenther@suse.de>
4573 * tree-cfg.c (remove_useless_stmts_1): Remove
4574 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4576 2008-09-18 Nick Clifton <nickc@redhat.com>
4578 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4579 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4580 to frv_secondary_reload_class.
4581 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4582 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4583 (frv_secondary_reload_class): Omit unused parameter.
4584 (frv_secondary_reload): New function. Handle the case when
4585 secondary_reload_class() is called before the reload_(in|out)
4586 _optabs have been initialised.
4587 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4589 * config/frv/frv.md: Define an exclusion set between fr550_m0
4592 2008-09-18 Richard Guenther <rguenther@suse.de>
4594 PR tree-optimization/37456
4595 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4596 want to insert after ends a BB insert on the single fallthru
4599 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4601 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4602 Mention -march=z9-109, z9-ec and z10.
4604 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4606 PR rtl-optimization/37544
4607 * regrename.c (maybe_mode_change): Exit early when copy_mode
4608 is narrower than orig_mode and narrower than new_mode.
4610 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4613 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4615 * sched-rgn.c (ref_counts): Remove.
4616 (insn_referenced): New static variable.
4617 (INSN_REF_COUNT): Remove.
4618 (sched_run_compute_dependencies): Use insn_referenced instead of
4620 (add_branch_dependences): Likewise. Delete dead assignment.
4622 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4624 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4625 consumer is an asm. Add comment why this is important.
4626 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4627 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4629 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4631 * expr.c (emit_group_store): Do not shift before moving via a
4634 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4636 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4637 from aggregate to non-aggregate type if the bit pattern is not fully
4638 preserved afterwards.
4640 2008-09-17 Richard Guenther <rguenther@suse.de>
4642 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4643 (verify_gimple_assign): ... this. Split into ...
4644 (verify_gimple_assign_unary): ... this,
4645 (verify_gimple_assign_binary): ... that,
4646 (verify_gimple_assign_single): ... and this.
4647 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4648 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4649 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4650 (verify_types_in_gimple_reference): Be forgiving with
4652 (verify_gimple_phi): Deal with virtual operands.
4654 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4656 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4658 * tree.c (get_callee_fndecl): Don't call the language hook.
4659 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4660 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4661 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4663 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4665 * tree.c (protected_set_expr_location): Don't unnecessarily
4666 check for error_mark_node.
4668 2008-09-17 Art Haas <ahaas@impactweather.com>
4670 * ipa-reference.c (analyze_function): Declare step only if
4671 ENABLE_CHECKING is defined.
4673 2008-09-17 Jan Hubicka <jh@suse.cz>
4676 * tree.h (DECL_INLINE): remove.
4677 (DECL_DECLARED_INLINE_P): Update docs.
4678 (DECL_NO_INLINE_WARNING_P): new.
4679 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4680 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4682 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4683 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4686 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4689 2008-09-17 Jan Hubicka <jh@suse.cz>
4691 * ipa-reference.c (ipa_obstack): Remove.
4692 (local_info_obstack, global_info_obstack): New.
4693 (add_static_var): We now handle variables only.
4694 (mark_address_taken, mark_load, mark_store): New functions based on ...
4695 (check_operand): ... remove.
4696 (get_asm_stmt_operands): Rename to ...
4697 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4698 (scan_stmt_for_static_refs): Rewrite.
4699 (scan_op_for_static_refs): Rename to ...
4700 (scan_initializer_for_static_refs): do not look for VAR_DECL
4701 initializers; stop recursion on types and decls.
4702 (ipa_init): Use proper obstacks.
4703 (analyze_variable): Use scan_initializer_for_static_refs.
4704 (init_function_info): Use local obstack.
4705 (analyze_function): Simplify.
4706 (add_new_function): We don't need visited_nodes obstack.
4707 (generate_summary): Use proper obstacks; cleanup after propagation.
4709 2008-09-17 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/37491
4713 * alias.c (get_alias_set): Use the canonical type.
4714 * tree-vect-transform.c (vectorizable_store): Use the type of
4715 the lhs for the vector type. Adjust checking.
4716 (vectorizable_load): Adjust checking.
4718 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4719 Adam Nemet <anemet@caviumnetworks.com>
4721 PR rtl-optimization/37483
4722 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4723 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4724 Rearrange code to better match the original comment. Check
4725 t_unconditional first. Improve comment.
4727 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4730 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4731 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4734 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4735 GIMPLE_TRY if cleanup sequence is empty.
4737 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4740 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4741 eliminate IV if the cost are the same.
4743 2008-09-16 Richard Guenther <rguenther@suse.de>
4746 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4749 2008-09-16 Richard Guenther <rguenther@suse.de>
4751 PR tree-optimization/37508
4752 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4754 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4756 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4758 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4760 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4761 use gen_floatdidf2 directly.
4762 (floatunssidf2): Likewise.
4763 (floatsidf_ppc64_mfpgpr): Remove.
4764 (floatsidf_ppc64): Remove.
4765 (floatunssidf_ppc64): Remove.
4767 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4769 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4770 rather than update_cost_queue.
4772 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4773 in every call starting with the second one, instead of only when
4774 alias_bitmap_obstack.elements != NULL.
4776 * tree-predcom.c (filter_suitable_components): Free all refs in
4777 act->refs vector before calling release_component.
4778 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4780 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4782 * tree-loop-linear.c (linear_transform_loops): Initialize
4783 lambda_obstack only after calling perfect_loop_nest_depth.
4784 Goto free_and_continue instead of just continue for later failures.
4787 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4790 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4792 2008-09-14 Andreas Schwab <schwab@suse.de>
4794 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4796 2008-09-14 Jan Hubicka <jh@suse.cz>
4798 * invoke.texi (-fconserve-stack): Document.
4799 * opts.c (decode_options): Handle conserve_stack.
4800 * common.opt (fconvserve_stack): New.
4802 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4804 * config.host: Add x-aix to host_xmake_file.
4805 * config/rs6000/t-aix52: Do not override LDFLAGS.
4806 * config/rs6000/x-aix: New file.
4808 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4814 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4815 is not recognized as a valid register usage. Allow REG_X to be used
4817 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4818 forces a reload when using a base register.
4820 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4822 * config/i386/cygming-crtend.c (register_frame_ctor): If
4823 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4824 directly with atexit.
4825 (deregister_frame_ctor): Rename to ...
4826 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4827 if !DEFAULT_USE_CXA_ATEXIT.
4829 2008-09-13 Jan Hubicka <jh@suse.cz>
4831 * cgraph.c: Include value-prof.h
4832 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4834 2008-09-13 Jan Hubicka <jh@suse.cz>
4837 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4838 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4839 tree_gen_one_value_profiler, tree_gen_average_profiler,
4840 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4842 2008-09-13 Jan Hubicka <jh@suse.cz>
4844 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4845 too many bytes on misalligned blocks.
4847 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4849 * doc/cfg.texi: Fix some typos.
4850 * doc/extend.texi: Likewise.
4851 * doc/install.texi: Likewise.
4852 * doc/invoke.texi: Likewise.
4853 * doc/rtl.texi: Likewise.
4854 * doc/tree-ssa.texi: Likewise.
4856 2008-09-13 Richard Guenther <rguenther@suse.de>
4859 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4860 gimple stores for memory rhs.
4862 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4864 PR rtl-optimization/37489
4865 * cse.c (fold_rtx): Don't return const_true_rtx for float
4866 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4868 2008-09-13 Jan Hubicka <jh@suse.cz>
4870 PR tree-optimization/37392
4871 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4873 2008-09-13 Martin Jambor <mjambor@suse.cz>
4874 Jan Hubicka <jh@suse.cz>
4876 * cgraph.c (free_edges): New variable.
4877 (NEXT_FREE_EDGE): New macro.
4878 (cgraph_free_edge): New function.
4879 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4880 (cgraph_node_remove_callees): Likewise.
4881 (cgraph_node_remove_callers): Likewise.
4882 (cgraph_create_edge): Reuse edges from the free list. Do not
4883 update uid if doing so.
4884 (cgraph_remove_*_hook): Add free call.
4886 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4888 * ira-color.c (conflict_allocno_vec): Delete.
4889 (update_cost_queue_elem): New structure.
4890 (update_cost_queue): New variable.
4891 (update_cost_queue_tail): Likewise.
4892 (update_cost_queue_elems): Likewise.
4893 (allocno_update_cost_check): Delete.
4894 (initiate_cost_update): Allocate update_cost_queue_elems
4895 instead of allocno_update_cost_check.
4896 (finish_cost_update): Update the free()s accordingly.
4897 (start_update_cost): New function.
4898 (queue_update_cost): Likewise.
4899 (get_next_update_cost): Likewise.
4900 (update_copy_costs_1): Inline into...
4901 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4902 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4903 once we've established they are equal. Don't allocate update
4904 costs if there is nothing to add to them.
4905 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4906 DIVISOR arguments. Use a queue instead of recursive calls;
4907 process all the allocnos in the initial queue, rather than
4909 (assign_hard_reg): Use queue_update_cost instead of
4910 conflict_allocno_vec. Queue coalesced allocnos instead
4911 of calling update_conflict_hard_regno_costs for each one.
4912 Just call update_conflict_hard_regno_costs once for the
4914 (ira_color): Remove conflict_allocno_vec handling.
4916 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4918 PR tree-optimization/37484
4919 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4920 (save_var_name): Same.
4921 (initialize_cloog_names): Same.
4922 (initialize_cloog_names): Same.
4924 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4926 * tree-scalar-evolution.c (set_instantiated_value): Set
4929 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4933 * ira-build.c (common_loop_tree_node_dominator): Remove.
4934 (copy_live_ranges_to_removed_store_destinations): New function.
4935 (regno_top_level_allocno_map): Move to top level from ...
4936 (ira_flattening): ... here. Use
4937 copy_live_ranges_to_removed_store_destinations.
4939 * ira-emit.c (generate_edge_moves): Fix a comment.
4941 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4944 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4945 scratch register after 'set' pattern.
4947 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4949 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4950 information passed to mark_reg_pointer.
4951 * explow.c (force_reg): Likewise.
4953 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4955 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4956 when building for the celledp architecture.
4958 2008-09-12 Richard Guenther <rguenther@suse.de>
4960 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4962 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4964 PR rtl-optimization/37424
4965 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4966 the regnos instead of the addresses.
4968 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4970 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4972 2008-09-11 Richard Guenther <rguenther@suse.de>
4974 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4975 entering the weaker equivalence recording.
4977 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4979 2008-09-11 Jeff Law <law@redhat.com>
4981 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4982 by assign_stack_local on the IRA path for stack slot sharing
4983 as well as the non-IRA path.
4985 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4987 * config/i386/i386.h: Fix whitespace issues.
4989 2008-09-11 Martin Jambor <mjambor@suse.cz>
4991 * ipa-prop.h (struct ipa_param_flags): Removed.
4992 (struct ipa_param_descriptor): New structure.
4993 (struct ipa_node_params): ipcp_lattices, param_decls and
4994 param_flags moved to ipa_param_description.
4995 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4996 descriptors. Renamed all users.
4997 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4998 changed to access descriptors. Renamed all users.
4999 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5000 to access descriptors. Renamed all users.
5001 * ipa-cp.c (ipcp_init_cloned_node): Call
5002 ipa_initialize_node_params instead of ipa_count_formal_params and
5003 ipa_create_param_decls_array.
5004 (ipcp_analyze_node): Likewise.
5005 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5006 descriptors. Renamed all users.
5007 (ipcp_initialize_node_lattices): Remove allocation.
5008 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5009 ipa_initialize_node_params instead of ipa_count_formal_params and
5010 ipa_create_param_decls_array.
5011 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5012 ipa_populate_param_decls, made static, added parameter info,
5013 renamed mt to node, removed allocation, changed to use
5015 (ipa_count_formal_params): Made static, added parameter info,
5017 (ipa_initialize_node_params): New function.
5018 (ipa_check_stmt_modifications): Changed to use descriptors.
5019 (ipa_detect_param_modifications): Removed allocation, changed to
5021 (ipa_note_param_call): Changed to use descriptors.
5022 (ipa_analyze_params_uses): Removed allocation.
5023 (ipa_free_node_params_substructures): Changed to use descriptors.
5024 (ipa_edge_duplication_hook): Use the unused attribute.
5025 (ipa_node_duplication_hook): Use the unused attribute, changed to
5026 use descriptors, changed to duplicate descriptors.
5028 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5029 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5030 indirect inlining. Made static.
5031 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5032 functions called only once.
5033 (cgraph_decide_recursive_inlining): Don't call
5034 ipa_propagate_indirect_call_infos, pass new_edges to
5035 cgraph_mark_inline_edge instead.
5036 (cgraph_decide_inlining_of_small_functions): Don't call
5037 ipa_propagate_indirect_call_infos, pass new_edges to
5038 cgraph_mark_inline_edge instead.
5039 (cgraph_decide_inlining): Don't call
5040 ipa_propagate_indirect_call_infos.
5041 * ipa-prop.c: Check that vectors are allocated.
5043 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5044 iff a new cgraph edges have been created.
5045 (cgraph_decide_inlining): New variable redo_always_inline.
5046 Flattening and always_inlining loop until callgraph stabilizes.
5047 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5048 true iff new cgraph edges have been created.
5049 (propagate_info_to_inlined_callees): Likewise.
5050 (ipa_propagate_indirect_call_infos): Likewise.
5052 2008-09-11 Richard Guenther <rguenther@suse.de>
5054 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5055 (set_prologue_iterations): Likewise.
5056 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5058 (vect_update_init_of_dr): Likewise.
5059 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5061 * fold-const.c (fold_unary): Do not generate calculations
5064 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5066 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5067 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5068 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5070 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5072 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5073 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5074 before finalizing the changes.
5075 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5077 (simplify_truth_ops_using_ranges): New.
5078 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5079 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5080 whether a simplification was made.
5081 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5082 use a switch statement and also call simplify_truth_ops_using_ranges.
5084 2008-09-11 Jan Hubicka <jh@suse.cz>
5086 * ggc-common.c (loc_array): Make static.
5087 * dce.c (rest_of_handle_ud_dce): Free worklist.
5089 2008-09-11 Jan Hubicka <jh@suse.cz>
5091 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5092 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5093 function so we are sure we do not dangle it forever.
5094 * function.c (outer_function_chain, find_function_data): Remove.
5095 (function_context_stack): New.
5096 (push_function_context, pop_function_context): Update.
5097 * function.h (struct function): Remove pointer outer.
5098 (outer_function_chain, find_function_data): Remove.
5099 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5101 2008-09-11 Jan Hubicka <jh@suse.cz>
5104 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5106 2008-09-11 Jan Hubicka <jh@suse.cz>
5108 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5110 2008-09-11 Jan Hubicka <jh@suse.cz>
5112 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5113 (free_var_map_entry): New function.
5114 (redirect_edge_var_map_destroy): Use it.
5116 2008-09-11 Jan Hubicka <jh@suse.cz>
5119 * tree-inline.c (add_lexical_block): Replace with ...
5120 (prepend_lexical_block): ... prepend at begginig.
5121 (remap_blocks): Use it and reverse later.
5122 (expand_call_inline): Use prepend_lexical_block.
5124 2008-09-11 Jan Hubicka <jh@suse.cz>
5126 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5128 2008-09-11 Jan Hubicka <jh@suse.cz>
5130 * function.c (free_after_compilation): Call insn_locators_free.
5131 * cfglayout.c (insn_locators_free): New function.
5132 * rtl.h (insn_locators_free): Declare.
5134 2008-09-11 Jan Hubicka <jh@suse.cz>
5136 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5138 (cond_move_process_if_block): Update call.
5140 2008-09-11 Jan Hubicka <jh@suse.cz>
5142 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5143 * vec.c: Include hashtab.h
5144 (vec_descriptor, ptr_hash_entry): New structures.
5145 (vec_desc_hash, vec_ptr_map): New static variables.
5146 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5147 register_overhead, free_overhead, vec_heap_free): New functions.
5148 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5149 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5150 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5153 2008-09-11 Ira Rosen <irar@il.ibm.com>
5155 PR tree-optimization/37474
5156 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5157 length of load permutation.
5159 2008-09-11 Andreas Schwab <schwab@suse.de>
5161 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5163 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5166 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5167 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5168 simplify_gen_subreg.
5170 2008-09-11 Ira Rosen <irar@il.ibm.com>
5172 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5175 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5178 * gimplify.c (gimplify_body): Call default_rtl_profile.
5181 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5182 instead of tok->val.node if not expanding to something else. Handle
5183 intervening CPP_PADDING tokens.
5184 (altivec_categorize_keyword): Remove unneeded comparisons.
5186 2008-09-10 Richard Guenther <rguenther@suse.de>
5188 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5190 2008-09-10 Richard Guenther <rguenther@suse.de>
5193 * tree-inline.c (insert_init_stmt): Make sure to not
5194 insert invalid gimple stores.
5196 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5198 PR tree-optimization/37388
5199 * toplev.c (process_options): Fail and warn when graphite
5200 flags are used, but the compiler has not been configured
5201 with graphite libraries.
5202 * graphite.c (graphite_transform_loops): Remove printfs
5203 to dump_file for the case when graphite is not available.
5205 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5208 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5209 the even element into register.
5210 (ix86_expand_vector_init_general): Don't use
5211 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5212 if we can't move from GPR to SSE register directly.
5214 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5216 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5217 not lose track of the number of NOPs needed. Number of NOPs needed
5218 for sync vs. loads workaround was switched; corrected. Run second
5219 pass for all workarounds. No NOPs needed after call insns. Change
5220 second pass to use find_next_insn_start and find_load helpers in order
5221 to properly detect parallel insns.
5222 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5224 2008-09-10 Jan Hubicka <jh@suse.cz>
5226 * value-prof.c (gimple_ic): Fix tuplification bug.
5227 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5230 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5232 PR tree-optimization/37353
5233 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5234 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5235 calls instead of cond_dead_built_in_calls.
5236 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5237 initalize the vector only before adding first entry. Use VEC_safe_push
5238 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5239 shrink_wrap_conditional_dead_built_in_calls call.
5241 2008-09-10 Ira Rosen <irar@il.ibm.com>
5243 PR tree-optimization/37385
5244 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5245 argument, and use it as a vector type if not NULL.
5246 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5248 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5249 additional argument.
5250 (vectorizable_load): Likewise.
5252 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5254 * config/i386/i386.md (SWI32): New mode iterator.
5255 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5258 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5260 PR rtl-optimization/37435
5261 * caller-save.c (insert_restore, insert_save): Check the mode by
5264 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5267 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5269 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5272 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5274 * doc/invoke.texi (ARM Options): Correct errors in discussion
5275 of -mfloat-abi, -mhard-float, and -msoft-float.
5277 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5278 Jan Hubicka <jh@suse.cz>
5281 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5282 calling gimple_regimplify_operands on it. Iterate over all newly
5283 added statements, not just the last one.
5284 (insert_init_stmt): Insert stmt into seq first, then call
5285 gimple_regimplify_operands on it. Don't create new gimplification
5286 context, nor find referenced vars.
5288 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5291 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5292 to pointer to vector pointer.
5293 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5294 propagate_info_to_inlined_callees): Likewise.
5295 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5296 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5297 ipa_check_create_edge_args.
5298 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5299 argument to pointer to vector pointer.
5300 (cgraph_decide_inlining_of_small_function): Adjust
5301 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5305 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5306 optimizing for size, not speed.
5308 PR rtl-optimization/37408
5309 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5310 if parm is promoted.
5312 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5314 PR tree-optimization/37375
5315 * tree-scalar-evolution.c (scev_info_str): Add field
5317 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5318 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5319 set_instantiated_value): Pass instantiated_below.
5320 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5322 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5323 the definitions are not instantiated.
5325 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5326 (block_before_loop): New.
5327 * tree-data-ref.c (dr_analyze_indices): Update uses of
5329 * graphite.c (block_before_scop): New.
5330 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5331 basic block, not a loop for determining the parameters.
5332 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5334 (idx_record_params, find_params_in_bb, find_scop_parameters,
5335 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5336 to instantiate_scev.
5338 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5340 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5344 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5346 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5347 Check zero freq and increase if necessary.
5349 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5351 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5352 regno is in the right range. Add comments.
5354 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5356 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5358 * mips-tfile.c (copy_object): Cast alloca result to int *.
5359 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5361 Rename class to sclass.
5362 (read_tfile): Cast read_seek return values to proper types.
5363 Cast xcalloc return value to proper type.
5365 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5367 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5368 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5369 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5371 2008-09-09 Jan Hubicka <jh@suse.cz>
5373 * profile.c (is_edge_inconsistent): Add debug output; ignore
5374 negative count on fake edges.
5375 (is_inconsistent): Add debug output.
5377 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5379 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5381 (choose_ready): When first insn is chosen from the ready list, also
5384 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5386 PR rtl-optimization/37360
5387 * haifa-sched.c (max_issue): Do not assert that we never issue more
5388 insns than issue_rate. Add comment.
5390 2008-09-09 Richard Guenther <rguenther@suse.de>
5392 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5393 (verify_types_in_gimple_call): Rename to ...
5394 (verify_gimple_call): ... this. Enhance.
5395 (verify_types_in_gimple_cond): Remove.
5396 (verify_gimple_comparison): New function ...
5397 (verify_types_in_gimple_assign): ... split out from here.
5398 (verify_types_in_gimple_return): Rename to ...
5399 (verify_gimple_return): ... this. Enhance.
5400 (verify_types_in_gimple_switch): Rename to ...
5401 (verify_gimple_switch): ... this. Enhance.
5402 (verify_gimple_goto): New function.
5403 (verify_types_in_gimple_phi): Rename to ...
5404 (verify_gimple_phi): ... this. Enhance.
5405 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5406 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5407 (verify_types_in_gimple_seq_2): Remove cases handled in
5408 verify_types_in_gimple_stmt.
5410 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5412 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5413 (push_multiple_operation, pop_multiple_operation): Set it.
5414 (workaround_rts_anomaly): New function.
5415 (workaround_speculation): New function, broken out of bfin_reorg.
5416 (bfin_reorg): Call the new functions.
5418 2008-09-09 Richard Guenther <rguenther@suse.de>
5422 * gimplify.c (gimplify_conversion): Change conversions of
5423 non-register type to VIEW_CONVERT_EXPRs.
5424 (gimplify_addr_expr): If we need to make the operand
5425 addressable make sure to use a properly initialized
5426 temporary for that so it gets a valid gimple store.
5428 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5430 * function.h (struct function): Add function_start_locus.
5431 * cfgexpand.c (gimple_expand_cfg): Use it.
5432 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5434 2008-09-09 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/37433
5437 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5440 2008-09-09 Richard Guenther <rguenther@suse.de>
5442 PR tree-optimization/37387
5443 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5444 and bits to a common type.
5446 2008-09-09 Nick Clifton <nickc@redhat.com>
5448 * config/v850/v850.md (return): Restore frame size restriction.
5450 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5452 * c-common.c (c_expand_decl): Remove.
5453 * c-common.h (anon_aggr_type_p): Remove prototype.
5454 (DECL_ANON_UNION_ELEMS): Remove.
5455 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5456 * c-decl.c (anon_aggr_type_p): Remove.
5457 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5458 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5459 * langhooks.h (struct lang_hooks): Remove expand_decl.
5460 * langhooks.c (lhd_expand_decl): Remove.
5461 * stmt.c (expand_anon_union_decl): Remove.
5462 * tree.h (expand_anon_union_decl): Remove prototype.
5464 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5467 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5469 * config/avr/avr.md (QISI) : Define mode iterator.
5470 (negated_tst<mode>) : Redefine as split using mode macro.
5471 (reversed_tstqi): Define insn as reversed compare with zero.
5472 (reversed_tsthi): Ditto.
5473 (reversed_tstsi): Ditto.
5475 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5478 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5479 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5482 * predict.c (optimize_function_for_size_p): Don't segfault if
5484 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5485 tree_swap_operands_p): Don't test cfun != NULL before calling
5486 optimize_function_for_s*_p.
5488 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5490 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5493 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5495 * crx/crx.h (IRA_COVER_CLASSES): Define.
5497 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5500 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5501 even when a stmt has been gimple_modified_p, but after fold_stmt is
5502 not any longer. Remove unneeded may_have_exposed_new_symbols
5505 2008-09-08 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/37421
5508 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5511 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5514 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5516 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5519 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5520 * pa-hpux10.h (LINK_SPEC): Likewise.
5521 * pa-hpux11.h (LINK_SPEC): Likewise.
5523 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5525 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5526 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5528 2008-09-07 Helge Deller <deller@gmx.de>
5530 * pa/linux-atomic.c: New file.
5531 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5532 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5534 2008-09-07 Richard Guenther <rguenther@suse.de>
5535 Ira Rosen <irar@il.ibm.com>
5537 PR tree-optimization/36630
5538 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5539 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5541 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5542 Ira Rosen <irar@il.ibm.com>
5544 PR tree-optimization/35642
5545 * config/rs6000/altivec.md (mulv8hi3): Implement.
5547 2008-09-06 Jeff Law <law@redhat.com>
5549 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5551 2008-09-06 Jan Hubicka <jh@suse.cz>
5553 PR tree-optimization/14703
5554 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5556 * passes.c (init_optimization_passes): Recompute inline parameters.
5558 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5560 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5563 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5564 Peter Fuerst <post@pfrst.de>
5566 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5567 * doc/extend.texi: Document __builtin_mips_cache.
5568 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5569 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5570 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5571 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5572 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5573 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5574 (set_push_mips_isas): New variable.
5575 (mips_r10k_cache_barrier): New variable.
5576 (cache): New availability predicate.
5577 (mips_builtins): Add an entry for __builtin_mips_cache.
5578 (mips_build_cvpointer_type): New function.
5579 (MIPS_ATYPE_CVPOINTER): New macro.
5580 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5582 (r10k_simplified_address_p, r10k_simplify_address)
5583 (r10k_uncached_address_p, r10k_safe_address_p)
5584 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5585 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5586 (r10k_insert_cache_barriers): New functions.
5587 (mips_reorg_process_insns): Delete cache barriers after a
5588 branch-likely instruction.
5589 (mips_reorg): Call r10k_insert_cache_barriers.
5590 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5591 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5592 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5593 (mips_cache, r10k_cache_barrier): New define_insns.
5595 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5597 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5598 * ira-color.c (setup_allocno_left_conflicts_num): Use
5599 hard_reg_set_equal_p instead of a comparison with
5600 ira_zero_hard_reg_set.
5601 * ira.c (setup_reg_subclasses): Likewise.
5602 (setup_cover_and_important_classes): Likewise.
5603 (setup_class_translate): Likewise.
5604 (setup_reg_class_intersect_union): Likewise.
5605 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5606 (ira_init_once): Don't initialize them.
5608 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5610 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5612 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5614 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5616 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5618 Improved branch hints, safe hints, and scheduling.
5620 * haifa-sched.c (sched_emit_insn) : Define.
5621 * sched-int.h (sched_emit_insn) : Add prototype.
5622 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5623 -mhint-max-distance -msafe-hints) : Document.
5624 * config/spu/spu.c (spu_flag_var_tracking): New.
5625 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5626 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5627 TARGET_ASM_FILE_START): Define.
5628 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5629 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5630 (spu_emit_branch_hint): Add blocks argument.
5631 (insert_branch_hints, insert_nops): Remove.
5632 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5633 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5634 spu_sched_reorder, asm_file_start): New functions.
5635 (clock_var, spu_sched_length, pipe0_clock,
5636 pipe1_clock, prev_clock_var, prev_priority,
5637 spu_ls_first, prev_ls_clock): New static variables.
5638 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5639 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5640 (nopn_nv): Add a non-volatile version of nop.
5641 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5642 -mhint-max-distance, -msafe-hints): New options.
5644 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5645 Samuel Tardieu <sam@rfc1149.net>
5647 * opts.c (decode_options): Combine nested if statements.
5650 * opts.c (decode_options): Handle more relationships among
5651 unit-at-a-time, toplevel-reorder, and section-anchors.
5653 2008-09-05 David Daney <ddaney@avtrex.com>
5655 * doc/install.texi (--enable-reduced-reflection): Document new option.
5657 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5659 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5661 (constantpool_operand): New.
5662 (move_operand): Disallow sub-word modes for the constant pool.
5663 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5664 (xtensa_secondary_reload_class): Replace with....
5665 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5666 Set icode for sub-word reloads from the constant pool.
5667 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5668 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5669 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5670 * config/xtensa/xtensa-protos.h: Update prototypes.
5672 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5674 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5675 (REG_CLASS_NAMES): Update.
5676 (REG_CLASS_CONTENTS): Update.
5677 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5678 of ALL_REGS for regs 77 and 78.
5679 * function.c (instantiate_virtual_regs_in_insn): Assert that
5680 return value of simplify_gen_subreg is not NULL.
5682 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5684 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5685 (gen_rtvec_v): Fix coding standards.
5687 2008-09-04 Jan Hubicka <jh@suse.cz>
5689 * i386.c (decide_alg): Be more conservative about optimizing for size.
5691 2008-09-04 Ian Lance Taylor <iant@google.com>
5693 * varasm.c (narrowing_initializer_constant_valid_p): New
5695 (initializer_constant_valid_p): Call it.
5697 2008-09-04 Jeff Law <law@redhat.com>
5699 * fold-const.c (native_encode_real): Fix computation of WORDS.
5700 (native_interpret_real): Likewise.
5702 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5704 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5706 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5708 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5709 that the cost is already taken into account in ira-costs.c
5711 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5713 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5714 ira_debug_copies): New.
5715 (ira_bulid): Call print_copies.
5717 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5719 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5722 * config/rs6000/rs6000.c (optimization_options): Remove check of
5723 flag_toplevel_order.
5725 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5727 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5728 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5729 second operand is a reg_imm10_operand.
5730 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5731 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5732 (*seq_<GPR:mode><GPR2:mode>): Rename to
5733 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5735 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5736 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5738 (*sne_<GPR:mode><GPR2:mode>): Rename to
5739 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5742 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5744 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5745 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5746 combining an arithmetic right shift by more than 31 and a
5747 trunction. Don't match for out-of-range shift amounts. Set
5748 attribute mode to <MODE>.
5749 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5750 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5751 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5752 shifts by less than 32.
5753 (extv): Change predicate on first operand to accept registers.
5754 Change predicate of the other operands from immediate_operand to
5755 const_int_operand. Expand exts when source is a register.
5756 (extzv): Change predicate of the constant operands from
5757 immediate_operand to const_int_operand.
5758 (extzv<mode>): Change predicate of the constant operands from
5759 immediate_operand to const_int_operand and no constraint. Also
5761 (*extzv_trunc<mode>_exts): New pattern.
5763 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5765 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5766 * config/mips/mips-protos.h (mask_low_and_shift_p,
5767 mask_low_and_shift_len): Declare.
5768 * config/mips/mips.c (mask_low_and_shift_p,
5769 mask_low_and_shift_len): New functions.
5770 (mips_print_operand): Handle new operand prefix "m".
5771 * config/mips/mips.md (*cins<mode>): New pattern.
5773 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5775 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5776 optimizing for size.
5778 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5780 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5781 regardless of epilogue_completed.
5783 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5786 * ira-lives.c (process_bb_node_lives): Check setjmp.
5788 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5791 * ira-build.c (form_loop_tree): Reverse BB walk.
5792 (create_bb_allocnos): Likewise.
5793 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5794 (mark_reg_store): Rename to...
5795 (mark_ref_live): ...this and take a df_ref argument instead of
5796 note_stores arguments. Assert that we have a register.
5797 (mark_reg_clobber): Delete.
5798 (def_conflicts_with_inputs_p): New function.
5799 (mark_reg_conflicts): Delete.
5800 (mark_reg_death): Rename to...
5801 (mark_ref_dead): ...this and take a df_ref argument instead of
5802 a register. Assert that we have a register.
5803 (process_bb_node_lives): Hoist frequency calculation out of
5804 instruction walk. Convert from a forwards scan to a backwards scan.
5805 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5806 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5807 (create_allocno_live_ranges): Don't create regs_set.
5809 2008-09-04 Ian Lance Taylor <iant@google.com>
5811 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5812 or REG_LABEL_TARGET.
5813 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5814 comparing MODE with MEM.
5815 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5816 comparing with GF_PREDICT_TAKEN.
5817 (gimple_get_lhs): Change code to enum gimple_code.
5818 (gimple_set_lhs): Likewise.
5819 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5820 * omp-low.c (find_omp_clause): Change kind parameter to enum
5822 * tree-flow.h (find_omp_clause): Update declaration.
5823 * regrename.c (clear_dead_regs): Change kind parameter to enum
5825 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5827 * see.c (see_get_extension_data): Change return type to enum
5828 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5829 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5830 (see_gen_normalized_extension): Change extension_code parameter to
5832 (see_seek_pre_extension_expr): Change extension_code to enum
5834 (see_merge_one_def_extension): Likewise.
5835 (see_handle_relevant_defs): Likewise.
5836 (see_handle_relevant_uses): Likewise.
5837 (see_analyze_one_def): Likewise.
5838 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5839 GIMPLE_ASM rather than ASM_EXPR.
5840 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5841 GIMPLE_RETURN rather than RETURN_EXPR.
5842 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5843 (evaluate_stmt): Likewise.
5844 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5845 to enum vect_relevant.
5846 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5847 compare gimple codes with tree codes.
5849 2008-09-04 Paul Brook <paul@codesourcery.com>
5851 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5853 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5855 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5856 pointer check lost in the recent no-unit-at-a-time patch.
5858 2008-09-04 Jan Hubicka <jh@suse.cz>
5861 * tree-switch-conversion.c (check_final_bb): Accept only IP
5864 2008-09-04 Jan Hubicka <jh@suse.cz>
5866 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5868 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5869 using_ranges argument.
5870 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5871 (vrp_visit_cond_stmt): Update call of
5872 vrp_evaluate_conditional_warnv_with_ops
5874 2008-09-04 Jan Hubicka <jh@suse.cz>
5876 PR tree-optimization/37345
5877 PR tree-optimization/37358
5878 PR tree-optimization/37357
5879 * tree.c (build_function_type_skip_args): Build distinct type copy;
5881 (build_function_decl_skip_args): Set type of new decl not orig decl;
5882 clear DECL_VINDEX for methods turned into functions.
5884 2008-09-04 Nick Clifton <nickc@redhat.com>
5886 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5887 * configure: Regenerate.
5888 * config.in: Regenerate.
5889 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5890 alignment field, if it is supported.
5892 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5894 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5897 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5899 * config/rs6000/rs6000.c (processor_target_table): Do not
5900 enable VMX for POWER6.
5902 2008-09-03 Anton Blanchard <anton@samba.org>
5904 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5905 emit memory barrier before operation.
5907 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5910 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5911 default_elf_asm_output_external.
5913 2008-09-03 Jeff Law <law@redhat.com>
5915 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5917 2008-09-03 Richard Henderson <rth@redhat.com>
5919 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5920 memory barrier to below the test-and-set.
5921 (alpha_split_lock_test_and_set_12): Likewise.
5923 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5927 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5930 * ira-color.c (print_loop_title): Use all_allocnos.
5931 (color_pass): Ditto. Don't add border_allocnos. Check that
5932 subloop allocno in the correspdoning bitmap all_allocnos.
5934 * ira-emit.c (change_loop): Use all_allocnos.
5936 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5937 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5938 (create_cap_allocno): Remove setting mentioned_allocnos.
5939 (create_insn_allocnos): Ditto.
5940 (remove_unnecessary_allocnos): Use all_allocnos.
5941 (check_allocno_creation): Check that allocnos are in the
5942 corresponding bitmap all_allocnos.
5944 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5948 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5949 (process_regs_for_copy): Process subregs. Refine check when cost
5950 is taken into account in ira-costs.c.
5951 (process_reg_shuffles): Use REG_SUBREG_P.
5952 (add_insn_allocno_copies): Ditto. Ignore modes.
5954 * ira-color.c (conflict_allocno_vec): New.
5955 (COST_HOP_DIVISOR): New macro.
5956 (update_copy_costs_1): Use it.
5957 (update_conflict_hard_regno_costs): New function.
5958 (assign_hard_reg): Use it.
5959 (ira_color): Allocate and free conflict_allocno_vec.
5961 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5965 * ira-int.h (ira_sort_insn_chain): Remove.
5967 * ira.c (basic_block_order_nums, chain_insn_order,
5968 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5969 (ira): Don't call ira_sort_insn_chain.
5971 * reload1.c (reload): Don't call ira_sort_insn_chain.
5973 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5976 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5977 which become non throw.
5978 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5979 update_call_expr after updating the flags on the decl.
5981 2008-09-03 Jan Hubicka <jh@suse.cz>
5983 PR tree-optimization/37315
5984 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5985 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5986 (cgraph_analyze_functions): Use node->analyzed
5987 (cgraph_mark_functions_to_output): Likewise.
5988 (cgraph_expand_function): All functions can be released after
5990 (cgraph_optimize): Use gimple_has_body_p.
5991 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5992 (cgraph_decide_inlining_incrementally): Likewise.
5993 (inline_transform): Inline transform.
5994 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5996 (inlinable_function_p): Drop gimple_body check.
5997 (expand_call_inline): Use gimple_has_body_p.
5998 * gimple.c (gimple_has_body_p): New.
5999 * gimple.h (gimple_has_body_p): Add prototype.
6000 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6001 (dump_function_to_file): Use gimple_has_body_p check.
6003 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6006 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6008 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6010 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6012 From Michael Frysinger <michael.frysinger@analog.com>
6013 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6014 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6017 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6020 * doc/extend.texi: Document picoChip builtin functions.
6021 * doc/invoke.texi: Document picoChip options.
6022 * doc/contrib.texi: Add picoChip contribution.
6023 * doc/md.texi: Document picoChip constraints.
6024 * config.gcc: Add picochip-*-*.
6025 * config/picochip/: Add new port.
6027 2008-09-03 Richard Guenther <rguenther@suse.de>
6029 PR tree-optimization/37328
6030 * tree-sra.c (sra_build_assignment): Gimplify properly.
6031 (generate_copy_inout): Take the correct stmt as definition,
6032 remove bogus assert.
6034 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6036 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6039 From Michael Frysinger <michael.frysinger@analog.com>
6040 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6042 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6044 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6045 (__gthread_setspecific): Revert 2008-08-31 change to
6046 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6048 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6050 * diagnostic.c (error_at): New.
6051 * toplev.h (error_at): New prototype.
6052 * c-typeck.c (build_array_ref): Call error_at instead of error.
6053 Pass location to pedwarn.
6055 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6057 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6059 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6061 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6062 VAR_DECL and CONST_DECL.
6064 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6065 Jakub Jelinek <jakub@redhat.com>
6067 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6068 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6069 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6070 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6071 Don't set ix86_save_varrargs_registers.
6072 (ix86_setup_incoming_varargs): Assume cum != NULL.
6073 (ix86_va_start): Check ix86_varargs_gpr_size and
6074 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6075 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6076 from frame pointer if ix86_varargs_gpr_size == 0.
6077 (ix86_compute_frame_layout): Updated.
6078 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6079 (ix86_varargs_gpr_size): Define.
6080 (ix86_varargs_fpr_size): Likewise.
6081 (machine_function): Remove save_varrargs_registers.
6082 Add varargs_gpr_size and varargs_fpr_size.
6084 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6086 * config/alpha/alpha.c (va_list_skip_additions,
6087 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6088 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6091 PR tree-optimization/36766
6092 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6093 for already removed basic blocks.
6096 * real.c (real_maxval): Clear a lower bit to make real_maxval
6097 match get_max_float for IBM long double format.
6099 2008-09-02 Andreas Schwab <schwab@suse.de>
6101 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6102 * configure: Regenerate.
6104 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6106 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6107 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6108 checking for a non-VOID CONSTANT_P.
6110 2008-09-02 Jan Hubicka <jh@suse.cz>
6112 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6113 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6116 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6118 * expr.c (emit_group_store): Don't assert stack temp mode size.
6120 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6121 Tobias Grosser <grosser@fim.uni-passau.de>
6122 Jan Sjodin <jan.sjodin@amd.com>
6123 Harsha Jagasia <harsha.jagasia@amd.com>
6124 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6125 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6126 Adrien Eliche <aeliche@isty.uvsq.fr>
6128 Merge from graphite branch.
6131 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6132 * doc/invoke.texi (-floop-block, -floop-interchange,
6133 -floop-strip-mine): Document new flags.
6134 * tree-into-ssa.c (gimple_vec): Moved...
6135 * tree-loop-distribution.c (rdg_component): Moved...
6136 * cfgloopmanip.c: Include tree-flow.h.
6137 (update_dominators_in_loop): New.
6138 (create_empty_if_region_on_edge): New.
6139 (create_empty_loop_on_edge): New.
6140 (loopify): Use update_dominators_in_loop.
6141 * tree-pass.h (pass_graphite_transforms): Declared.
6142 * configure: Regenerate.
6143 * tree-phinodes.c (make_phi_node): Export.
6144 (add_phi_node_to_bb): New, split from create_phi_node.
6145 * tree-chrec.c (for_each_scev_op): New.
6146 * tree-chrec.h (for_each_scev_op): Declared.
6147 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6148 (remove_statement): Call get_phi_with_result.
6149 * config.in (HAVE_cloog): Undef.
6150 * gdbinit.in (pgg): New.
6151 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6152 * tree-ssa-loop.c (graphite_transforms): New.
6153 (gate_graphite_transforms): New.
6154 (pass_graphite_transforms): New.
6155 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6156 HAVE_cloog): Defined.
6157 * tree-vectorizer.c (rename_variables_in_bb): Export.
6158 * tree-data-ref.c (dr_may_alias_p): Export.
6159 (stmt_simple_memref_p): New.
6160 (find_data_references_in_stmt): Export.
6161 (find_data_references_in_loop): Export.
6162 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6163 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6164 (create_rdg_vertices): Export.
6165 (build_empty_rdg): New.
6166 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6167 * tree-data-ref.h (rdg_component): ... here.
6169 (struct data_reference): Add a field scop.
6171 (find_data_references_in_loop): Declared.
6172 (find_data_references_in_stmt): Declared.
6173 (create_rdg_vertices): Declared.
6174 (dr_may_alias_p): Declared.
6175 (stmt_simple_memref_p): Declared.
6176 (struct rdg_edge): Add a field ddr_p relation.
6177 (build_empty_rdg): Declared.
6178 * lambda.h (lambda_matrix): Declare a VEC of.
6179 (find_induction_var_from_exit_cond): Declared.
6180 (lambda_vector_compare): New.
6181 * common.opt (fgraphite, floop-strip-mine,
6182 floop-interchange, floop-block): New flags.
6183 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6184 * cfgloop.c (is_loop_exit): New.
6185 * cfgloop.h (is_loop_exit): Declared.
6186 (create_empty_if_region_on_edge): Declared.
6187 (create_empty_loop_on_edge): Declared.
6188 * tree-flow.h (add_phi_node_to_bb): Declared.
6189 (make_phi_node): Declared.
6190 (rename_variables_in_bb): Declared.
6191 (perfect_loop_nest_depth): Declared.
6192 (graphite_transform_loops): Declared.
6193 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6194 (graphite.o-warn): Add -Wno-error.
6195 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6196 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6197 (INCLUDES): Add PPLINC, CLOOGINC.
6198 (OBJS-common): Add graphite.o.
6199 (graphite.o): Add rule.
6200 * gimple.h (gimple_vec): ... here.
6201 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6202 * passes.c (init_optimization_passes): Schedule
6203 pass_graphite_transforms.
6205 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6208 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6209 and -fno-toplevel-reorder after handle_options.
6211 2008-09-02 Paul Brook <paul@codesourcery.com>
6213 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6214 (arm_override_options): Set arm_tune_cortex_a9.
6215 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6216 (arm_issue_rate): Handle cortexa9.
6217 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6218 * config/arm/arm-cores.def: Add cortex-a9.
6219 * config/arm/arm-tune.md: Regenerate.
6220 * config/arm/arm.md: Include cortex-a9.md.
6221 (generic_sched, generic_vfp): Add cortexa9.
6222 * config/arm/cortex-a9.md: New file.
6224 2008-09-02 Richard Guenther <rguenther@suse.de>
6226 PR tree-optimization/37327
6227 * tree-vrp.c (register_new_assert_for): Make sure to not have
6228 TREE_OVERFLOW set on the bound.
6230 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6232 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6234 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6235 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6238 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6240 * gcc/config/spu/spu.md (divdf3): Removed.
6242 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6244 PR tree-optimization/37095
6245 * cgraph.c (cgraph_node): When creating new cgraph node after
6246 assembler_name_hash has been populated, record it in the hash
6249 2008-09-01 Paul Brook <paul@codesourcery.com>
6251 * doc/invoke.texi: Document -mword-relocations.
6252 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6253 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6254 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6255 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6256 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6257 (arm_emit_movpair): New function.
6258 (arm_print_operand <c>): Handle sybolic addresses.
6259 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6260 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6261 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6262 * config/arm/arm.opt: Add -mword-relocations.
6263 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6264 (arm_movt, arm_movw): New.
6266 2008-09-01 Paul Brook <paul@codesourcery.com>
6268 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6269 Allow Interworking on ARMv4 EABI based targets.
6270 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6271 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6273 2008-09-01 Paul Brook <paul@codesourcery.com>
6275 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6276 optimized LT0 test. Remove optimization for GT.
6278 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6280 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6281 openmp applications.
6282 * pa-hpux11.h (LIB_SPEC): Likewise.
6284 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6287 2008-09-01 Jan Hubicka <jh@suse.cz>
6289 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6290 present, use only counts; when guessed use only frequencies.
6291 (estimate_bb_frequencies): Use function_frequency.
6292 * profile.c (compute_branch_probabilities): Exit early when
6293 profile reading failed. Set profile_status.
6294 (branch_prob): Do not set profile_status.
6296 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6298 * tree.c (protected_set_expr_location): New.
6299 * tree.h (protected_set_expr_location): New prototype.
6300 * c-tree.h (build_array_ref): Add argument.
6301 (parser_build_unary_op): Same.
6302 * c-typeck.c (build_indirect_ref): Handle new location argument.
6303 (build_array_ref): Same.
6304 (parser_build_unary_op): Same.
6305 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6307 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6309 * c-common.c (finish_label_address_expr): Handle new location argument.
6310 * c-common.h (build_indirect_ref): Add argument.
6311 (finish_label_address_expr): Same.
6312 * c-parser.c (c_parser_unary_expression): Pass location to build
6314 (c_parser_postfix_expression): Same.
6316 2008-09-01 Paul Brook <paul@codesourcery.com>
6318 * config/arm/arm.md: Include cortex-r4f.md.
6319 (attr fpu): Update type list.
6320 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6321 fconstd, fcmps and fcmpd.
6322 (attr tune_cortexr4): Define.
6323 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6324 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6325 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6326 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6327 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6328 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6329 cortex_a8_vfp_farith: Ditto.
6330 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6331 * config/arm/cortex-r4.md: Use tune_cortexr4.
6332 * config/arm/cortex-r4f.md: New file.
6334 2008-09-01 Richard Guenther <rguenther@suse.de>
6336 PR tree-optimization/37305
6337 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6338 the result of constant conversions.
6339 (fold_gimple_assign): Likewise.
6341 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6343 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6344 #ifdef ENABLE_CHECKING.
6346 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6348 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6349 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6350 when !INSN_SCHEDULING.
6352 2008-09-01 Andreas Schwab <schwab@suse.de>
6354 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6356 2008-09-01 Paul Brook <paul@codesourcery.com>
6358 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6360 2008-09-01 Jan Hubicka <jh@suse.cz>
6362 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6364 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6366 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6367 * gimplify.c (gimplify_init_constructor): Add speed operand.
6368 * tree-sra.c (decide_block_copy): Likewise.
6369 * tree-inline.c (estimate_move_cost): Likewise.
6370 * config/alpha/alpha.h (MOVE_RATIO): Update.
6371 * config/frv/frv.c (MOVE_RATIO): Update.
6372 * config/spu/spu.h (MOVE_RATIO): Update.
6373 * config/sparc/sparc.h (MOVE_RATIO): Update.
6374 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6375 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6376 * config/cris/cris.h (MOVE_RATIO): Update.
6377 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6378 * config/arm/arm.h (MOVE_RATIO): Update.
6379 * config/pa/pa.md: Update uses of MOVE_RATIO
6380 * config/pa/pa.h (MOVE_RATIO): Update.
6381 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6382 CLEAR_RATIO, SET_RATIO): Update.
6383 * config/h8300/h8300.h (MOVE_RATIO): Update.
6384 * config/v850/v850.h (MOVE_RATIO): Update.
6385 * config/bfin/bfin.h (MOVE_RATIO): Update.
6387 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6388 Dmitry Melnik <dm@ispras.ru>
6389 Dmitry Zhurikhin <zhur@ispras.ru>
6390 Alexander Monakov <amonakov@ispras.ru>
6391 Maxim Kuvyrkov <maxim@codesourcery.com>
6393 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6394 sel-sched-dump.c, sel-sched-ir.c: New files.
6395 * Makefile.in (OBJS-common): Add selective scheduling object files.
6396 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6397 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6398 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6399 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6400 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6401 (make_forwarder_block): Update loop latch if we have redirected
6402 the loop latch edge.
6403 * cfgloop.c (get_loop_body_in_custom_order): New function.
6404 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6405 (CP_FALLTHRU_PREHEADERS): Likewise.
6406 (get_loop_body_in_custom_order): Declare.
6407 * cfgloopmanip.c (has_preds_from_loop): New.
6408 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6409 Assert that the preheader edge will be fall thru when it is set.
6410 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6411 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6412 fsel-sched-substitution, fselective-scheduling): New flags.
6413 * cse.c (hash_rtx_cb): New.
6415 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6416 sel_sched_insn_cnt): New counters.
6417 * final.c (compute_alignments): Export. Free dominance
6418 info after loop_optimizer_finalize.
6419 * genattr.c (main): Output maximal_insn_latency prototype.
6420 * genautomata.c (output_default_latencies): New.
6421 Factor its code from ...
6422 (output_internal_insn_latency_func): ... here.
6423 (output_internal_maximal_insn_latency_func): New.
6424 (output_maximal_insn_latency_func): New.
6425 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6426 (struct hard_reg_set_iterator): New.
6427 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6428 hard_reg_set_iter_next): New functions.
6429 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6430 * lists.c (remove_free_INSN_LIST_node,
6431 remove_free_EXPR_LIST_node): New functions.
6432 * loop-init.c (loop_optimizer_init): When
6433 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6434 calling create_preheaders.
6435 (loop_optimizer_finalize): Do not verify flow info after reload.
6436 * recog.c (validate_replace_rtx_1): New parameter simplify.
6437 Default it to true. Update all uses. Factor out simplifying
6439 (simplify_while_replacing): ... this new function.
6440 (validate_replace_rtx_part,
6441 validate_replace_rtx_part_nosimplify): New.
6442 * recog.h (validate_replace_rtx_part,
6443 validate_replace_rtx_part_nosimplify): Declare.
6444 * rtl.c (rtx_equal_p_cb): New.
6445 (rtx_equal_p): Use it.
6446 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6447 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6448 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6449 * vecprim.h: Add a vector type for unsigned int.
6450 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6451 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6452 ready_try, cycle_issued_insns, spec_info): Make global.
6453 (readyp): Initialize.
6454 (dfa_lookahead): New global variable.
6455 (old_max_uid, old_last_basic_block): Remove.
6456 (h_i_d): Make it a vector.
6457 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6459 (after_recovery, adding_bb_to_current_region_p):
6460 New variables to handle correct insertion of the recovery code.
6461 (struct ready_list): Move declaration to sched-int.h.
6462 (rgn_n_insns): Removed.
6463 (rtx_vec_t): Move to sched-int.h.
6464 (find_insn_reg_weight): Remove.
6465 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6466 (haifa_init_h_i_d, haifa_finish_h_i_d):
6467 New functions to initialize / finalize haifa instruction data.
6468 (extend_h_i_d, init_h_i_d): Rewrite.
6469 (unlink_other_notes): Move logic to add_to_note_list. Handle
6470 selective scheduler.
6471 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6472 find_fallthru_edge): Make global, remove static prototypes.
6473 (max_issue): Make global. Add privileged_n and state parameters. Use
6475 (extend_global, extend_all): Removed.
6476 (init_before_recovery): Add new param. Fix the handling of the case
6477 when we insert a recovery code before the EXIT which has a predecessor
6478 with a fallthrough edge to it.
6479 (create_recovery_block): Make global. Rename to
6480 sched_create_recovery_block. Update.
6481 (change_pattern): Rename to sched_change_pattern. Make global.
6482 (speculate_insn): Rename to sched_speculate_insn. Make global.
6483 Split haifa-specific functionality into ...
6484 (haifa_change_pattern): New static function.
6485 (sched_extend_bb): New static function.
6486 (sched_init_bbs): New function.
6487 (current_sched_info): Change type to struct haifa_sched_info.
6488 (insn_cost): Adjust for selective scheduling.
6489 (dep_cost_1): New function. Move logic from ...
6490 (dep_cost): ... here.
6491 (dep_cost): Use dep_cost_1.
6492 (contributes_to_priority_p): Use sched_deps_info instead of
6494 (priority): Adjust to work with selective scheduling. Process the
6495 corner case when all dependencies don't contribute to priority.
6496 (rank_for_schedule): Use ds_weak instead of dep_weak.
6497 (advance_state): New function. Move logic from ...
6498 (advance_one_cycle): ... here.
6499 (add_to_note_list, concat_note_lists): New functions.
6500 (rm_other_notes): Make static. Adjust for selective scheduling.
6501 (remove_notes, restore_other_notes): New functions.
6502 (move_insn): Add two arguments. Update assert. Don't call
6504 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6505 Remove more_issue, max_points. Move the code to initialize
6506 max_lookahead_tries to max_issue.
6507 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6508 ready. Adjust use of move_insn. Call restore_other_notes.
6510 (sched_init, sched_finish): Move Haifa-specific initialization/
6512 (haifa_sched_init, haifa_sched_finish): ... respectively.
6514 (setup_sched_dump): New function.
6515 (haifa_init_only_bb): New static function.
6516 (haifa_speculate_insn): New static function.
6517 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6518 (extend_ready, extend_all): Remove.
6519 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6520 (create_check_block_twin, add_to_speculative_block): Use
6521 haifa_insns_init instead of extend_global. Update to use new
6522 initialization functions. Change parameter. Factor out code from
6523 create_check_block_twin to ...
6524 (sched_create_recovery_edges) ... this new function.
6525 (add_block): Remove.
6526 (sched_scan_info): New.
6527 (extend_bb): Use sched_scan_info.
6528 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6529 static functions for walking through scheduling region.
6530 (sched_luids): New vector variable to replace uid_to_luid.
6531 (luids_extend_insn): New function.
6532 (sched_max_luid): New variable.
6533 (luids_init_insn): New function.
6534 (sched_init_luids, sched_finish_luids): New functions.
6535 (insn_luid): New debug function.
6536 (sched_extend_target): New function.
6537 (haifa_init_insn): New static function.
6538 (sched_init_only_bb): New hook.
6539 (sched_split_block): New hook.
6540 (sched_split_block_1): New function.
6541 (sched_create_empty_bb): New hook.
6542 (sched_create_empty_bb_1): New function.
6543 (common_sched_info, ready): New global variables.
6544 (current_sched_info_var): Remove.
6545 (move_block_after_check): Use common_sched_info.
6546 (haifa_luid_for_non_insn): New static function.
6547 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6548 (increase_insn_priority): New.
6549 * modulo-sched.c: (issue_rate): Remove static declaration.
6550 (sms_sched_info): Change type to haifa_sched_info.
6551 (sms_sched_deps_info, sms_common_sched_info): New variables.
6552 (setup_sched_infos): New.
6553 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6554 Do not call regstat_free_calls_crossed.
6555 (sms_print_insn): Use const_rtx.
6556 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6557 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6558 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6559 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6560 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6561 current_sched_info to use it.
6562 (enum reg_pending_barrier_mode): Move to sched-int.h.
6563 (h_d_i_d): New variable. Initialize to NULL.
6564 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6566 (estimate_dep_weak): Remove static declaration.
6567 (sched_has_condition_p): New function. Adjust users of
6568 sched_get_condition to use it instead.
6569 (conditions_mutex_p): Add arguments indicating which conditions are
6571 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6572 argument to indicate whether returned condition is reversed. Do not
6573 generate new rtx when condition should be reversed; indicate it by
6574 setting new argument instead.
6575 (add_dependence_list_and_free): Add deps parameter.
6576 Update all users. Do not free dependence list when
6577 deps context is readonly.
6578 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6580 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6581 (remove_from_deps): New. Use the above functions.
6582 (cur_insn, can_start_lhs_rhs_p): New static variables.
6583 (add_or_update_back_dep_1): Initialize present_dep_type.
6584 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6585 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6586 haifa_note_dep): New functions implementing dependence hooks for
6587 the Haifa scheduler.
6588 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6589 note_dep): New functions.
6590 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6592 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6593 (free_deps): Initialize deps->reg_last.
6594 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6595 sched_analyze_insn): Update to use dependency hooks infrastructure
6596 and readonly contexts.
6597 (deps_analyze_insn): New function. Move part of logic from ...
6598 (sched_analyze): ... here. Also move some logic to ...
6599 (deps_start_bb): ... here. New function.
6600 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6602 (sched_deps_init): New function. Move code from ...
6603 (init_dependency_caches): ... here. Remove.
6604 (init_deps_data_vector): New.
6605 (sched_deps_finish): New function. Move code from ...
6606 (free_dependency_caches): ... here. Remove.
6607 (init_deps_global, finish_deps_global): Adjust for use with
6608 selective scheduling.
6609 (get_dep_weak): Move logic to ...
6610 (get_dep_weak_1): New function.
6611 (ds_merge): Move logic to ...
6612 (ds_merge_1): New static function.
6613 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6614 (ds_get_max_dep_weak): New function.
6615 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6616 (n_insns): Rename to rgn_n_insns.
6617 (debug_ebb_dependencies): New function.
6618 (init_ready_list): Use it.
6619 (begin_schedule_ready): Use sched_init_only_bb.
6620 (ebb_print_insn): Indicate when an insn starts a new cycle.
6621 (contributes_to_priority, compute_jump_reg_dependencies,
6622 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6623 (add_block1): Remove to ebb_add_block.
6624 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6625 (schedule_ebb): Initialize them. Use remove_notes instead of
6626 rm_other_notes. Use haifa_local_init/finish.
6627 (schedule_ebbs): Use haifa_sched_init/finish.
6628 * sched-int.h: Include vecprim.h, remove rtl.h.
6629 (struct ready_list): Delete declaration.
6630 (sched_verbose_param, enum sched_pass_id_t,
6631 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6632 (struct sched_scan_info_def): New structure.
6633 (sched_scan_info, sched_scan, sched_init_bbs,
6634 sched_init_luids, sched_finish_luids, sched_extend_target,
6635 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6636 (struct common_sched_info_def): New.
6637 (common_sched_info, haifa_common_sched_info,
6638 sched_emulate_haifa_p): Declare.
6640 (sched_luids): Declare.
6641 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6642 (sched_max_luid, insn_luid): Declare.
6643 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6644 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6645 print_insn, print_pattern, print_value, haifa_classify_insn,
6646 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6647 setup_sched_dump, sched_init, sched_finish,
6648 sel_insn_is_speculation_check): Export.
6649 (struct ready_list): Move from haifa-sched.c.
6650 (ready_try, ready, max_issue): Export.
6651 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6652 sched_init_only_bb, sched_split_block, sched_split_block_1,
6653 sched_create_empty_bb, sched_create_empty_bb_1,
6654 sched_create_recovery_block, sched_create_recovery_edges): Export.
6655 (enum reg_pending_barrier_mode): Export.
6656 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6658 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6659 print_insn field. Move add_block and fix_recovery_cfg to
6660 common_sched_info_def. Move compute_jump_reg_dependencies,
6662 (struct sched_deps_info_def): ... this new structure.
6663 (sched_deps_info): Declare.
6664 (struct spec_info_def): Remove weakness_cutoff, add
6665 data_weakness_cutoff and control_weakness_cutoff.
6666 (spec_info): Declare.
6667 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6669 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6670 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6671 (current_sched_info): Change type to struct haifa_sched_info.
6672 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6673 (h_d_i_d): New variable.
6674 (HDID): New accessor macro.
6675 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6676 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6678 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6679 (enum SCHED_FLAGS): Update for selective scheduler.
6680 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6681 (init_dependency_caches, free_dependency_caches): Delete declarations.
6682 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6683 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6684 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6685 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6686 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6688 (rm_other_notes): Delete declaration.
6689 (schedule_block): Remove one argument.
6690 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6691 ready_element, ready_lastpos, sched_extend_ready_list,
6692 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6693 concat_note_lists): Export.
6694 (struct region): Move from sched-rgn.h.
6695 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6696 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6697 BLOCK_TO_BB, CONTAINING_RGN): Export.
6698 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6699 (current_nr_blocks, current_blocks, target_bb): Likewise.
6700 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6701 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6702 sched_rgn_local_init, extend_regions,
6703 rgn_make_new_region_out_of_new_block, compute_priorities,
6704 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6705 extend_rgns, deps_join rgn_setup_common_sched_info,
6706 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6707 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6708 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6709 increase_insn_priority): Likewise.
6710 * sched-rgn.c: Include sel-sched.h.
6711 (ref_counts): New static variable. Use it ...
6712 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6713 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6714 (sched_is_disabled_for_current_region_p): Delete static declaration.
6715 (struct region): Move to sched-int.h.
6716 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6717 ebb_head): Define and initialize.
6718 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6719 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6720 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6722 (find_single_block_region): Add new argument to indicate that EBB
6723 regions should be constructed.
6724 (debug_live): Delete declaration.
6725 (current_nr_blocks, current_blocks, target_bb):
6726 Remove static qualifiers.
6727 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6729 (init_regions): Delete declaration.
6730 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6731 rgn_estimate_number_of_insns): New.
6732 (too_large): Use estimate_number_of_insns.
6733 (haifa_find_rgns): New. Move the code from ...
6734 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6735 (free_trg_info): New.
6736 (compute_trg_info): Allocate candidate tables here instead of ...
6737 (init_ready_list): ... here.
6738 (rgn_print_insn): Use const_rtx.
6739 (contributes_to_priority, extend_regions): Delete static declaration.
6740 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6741 (add_block1): Rename to rgn_add_block.
6742 (debug_rgn_dependencies): Delete static qualifier.
6743 (new_ready): Use sched_deps_info. Simplify.
6744 (rgn_common_sched_info, rgn_const_sched_deps_info,
6745 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6747 (region_sched_info): Rename to rgn_const_sched_info.
6748 (deps_join): New, extracted from ...
6749 (propagate_deps): ... here.
6750 (compute_block_dependences, debug_dependencies): Update for selective
6752 (free_rgn_deps, compute_priorities): New functions.
6753 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6754 sched_rgn_compute_dependencies): New functions.
6755 (schedule_region): Use them.
6756 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6757 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6759 (schedule_insns): Call new functions that were split out.
6760 (rgn_make_new_region_out_of_new_block): New.
6761 (get_rgn_sched_max_insns_priority): New.
6762 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6763 scheduling when appropriate.
6764 * sched-vis.c: Include insn-attr.h.
6765 (print_value, print_pattern): Make global.
6766 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6767 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6768 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6769 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6770 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6771 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6772 hooks. Initialize them to 0.
6773 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6774 * target.h (struct gcc_target): Add them. Rename gen_check field to
6776 * flags.h (sel_sched_switch_set): Declare.
6777 * opts.c (sel_sched_switch_set): New variable.
6778 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6779 pipelining is disabled from command line.
6780 (common_handle_option): Record whether selective scheduling is
6781 requested from command line.
6782 * doc/invoke.texi: Document new flags and parameters.
6783 * doc/tm.texi: Document new target hooks.
6784 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6786 (dfa_state_size): Do not declare locally.
6787 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6788 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6789 rs6000_alloc_sched_context, rs6000_set_sched_context,
6790 rs6000_free_sched_context): New functions.
6791 (struct _rs6000_sched_context): New.
6792 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6794 (rs6000_sched_finish): Do not run for selective scheduling.
6796 2008-08-31 Jan Hubicka <jh@suse.cz>
6798 * frv.c (frv_rtx_costs): Update forward declaration.
6799 * spu.c (spu_rtx_costs): Likewise.
6800 * pdp11.c: Include df.h
6801 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6802 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6803 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6804 * iq2000.c (iq2000_address_cost): Add speed argument.
6805 (iq2000_rtx_costs): Likewise.
6806 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6807 update call of mn10300_address_cost.
6808 * mcore.c: Include df.h
6809 (mcore_rtx_costs): Update prototype.
6810 * score3.c: Include df.h
6811 (score3_rtx_costs): Remove speed argument.
6812 * score7.c: Include df.h
6813 (score7_address_cost): Remove speed argument.
6814 * score-protos.h (score_address_cost): Update prototype.
6815 * score.c: Include df.h
6816 (score_rtx_costs): Update call of costs functions.
6817 * v850.c (v850_rtx_costs): Add bool argument.
6819 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6821 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6823 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6825 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6826 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6828 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6830 * mkmap-flat.awk: Add option pe_dll.
6831 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6832 * config/i386/t-cygwin (SHLIB_LC): Add.
6833 * config/i386/t-mingw32 (SHLIB_LC): Add.
6834 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6835 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6836 (LINK_SPEC): Support libgcc_s.
6837 (LIBGCC_SPEC): Support libgcc_s.
6838 (LIBGCC_SONAME): New.
6840 2008-08-31 Jan Hubicka <jh@suse.cz>
6842 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6843 mistakely had old version of patch.
6845 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6846 (ipcp_estimate_growth): New.
6847 (ipcp_insert_stage): Use ipcp_estimate_growth.
6848 * profile.c (branch_prob): When reading failed, do not consider
6851 2008-08-31 Jan Hubicka <jh@suse.cz>
6853 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6854 loop is optimized for speed.
6856 2008-08-31 Richard Guenther <rguenther@suse.de>
6859 * fold-const.c (fold_binary): Retain conversions in folding
6862 2008-08-31 Jan Hubicka <jh@suse.cz>
6864 * postreload-gcse.c (eliminate_partially_redundant_loads):
6865 Use optimize_bb_for_size_p.
6866 * predict.c (maybe_hot_frequency_p): Make inline.
6867 (maybe_hot_count_p): Break out from ...
6868 (maybe_hot_bb_p): ... this one.
6869 (maybe_hot_edge_p): Simplify.
6870 * basic-block.h (probably_cold_bb_p): Remove.
6872 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6875 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6877 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6878 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6879 Also split V4SFmode.
6880 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6883 2008-08-31 Jan Hubicka <jh@suse.cz>
6885 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6887 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6889 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6892 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6895 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6896 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6898 2008-08-31 Jan Hubicka <jh@suse.cz>
6900 * sparc.h (BRANCH_COST): Fix macro definition.
6901 * avr.c (avr_operand_rtx_cost): Add speed argument.
6902 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6904 2008-08-31 Richard Guenther <rguenther@suse.de>
6906 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6907 types instead of operands. Re-instantiate verifying of
6908 binary expression operands.
6910 2008-08-30 Jan Hubicka <jh@suse.cz>
6912 * fwprop.c (should_replace_address): Add speed attribute.
6913 (PR_OPTIMIZE_FOR_SPEED): New flag.
6914 (propagate_rtx_1): Use it.
6915 (propagate_rtx): Set it.
6916 (try_fwprop_subst): Update call of rtx_costs.
6917 (forward_propagate_and_simplify): LIkewise.
6918 * hooks.c (hook_int_rtx_bool_0): New
6919 (hook_bool_rtx_int_int_intp_false): Replace by ...
6920 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6921 * hooks.h (hook_int_rtx_bool_0): New
6922 (hook_bool_rtx_int_int_intp_false): Replace by ...
6923 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6924 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6925 (prepare_cmp_insn): UPdate call of rtx_cost.
6926 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6927 (reload_cse_simplify_operands): Update call of rtx_cost.
6928 (reload_cse_move2add): call of rtx_cost.
6929 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6930 * rtlanal.c (rtx_cost): Add speed argument.
6931 (address_cost): Add speed argument
6932 (default_address_cost): Likewise.
6933 (insn_rtx_cost): Likewise.
6934 * cfgloopanal.c (seq_cost): Add speed argument.
6935 (target_reg_cost, target_spill_cost): Turn to array.
6936 (init_set_costs): Update for speed.
6937 (estimate_reg_pressure_cost): Add speed argument.
6938 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6939 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6940 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6941 (seq_cost): Add speed argument.
6942 (computation_cost): Add speed arugment.
6943 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6944 (force_expr_to_var_cost): Update for profile info.
6945 (force_var_cost): Likewise.
6946 (split_address_cost): Likewise.
6947 (ptr_difference_cost): Likewise.
6948 (difference_cost): Likewise.
6949 (get_computation_cost_at): Likewise.
6950 (determine_iv_cost): Likewise.
6951 (ivopts_global_cost_for_size): Likewise.
6952 (rewrite_use_address): Likewise.
6953 (tree_ssa_iv_optimize_loop): Initialize speed field.
6954 * cse.c (optimize_this_for_speed_p): New static var.
6955 (notreg_cost): Update call of rtx_cost.
6956 (cse_extended_basic_block): set optimize_this_for_speed_p.
6957 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6958 (noce_try_cmove_arith): Likewise.
6959 (noce_try_sign_mask): LIkewise.
6960 * expr.c (compress_float_constant): Update rtx_cost calls.
6961 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6963 (addr_to_parts): Likewise.
6964 (create_mem_ref): Likewise.
6965 * dse.c (find_shift_sequence): Add speed argument.
6966 (replace_read): Update call.
6967 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6968 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6969 * neg_cost, shift_cost, shiftadd_cost,
6970 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6971 mul_highpart_cost): Increase dimension.
6972 (init_expmed): Initialize for both size and speed.
6973 (expand_shift): Use profile.
6974 (synth_mult): Use profile.
6975 (choose_mult_variant): Use profile.
6976 (expand_mult): Use profile.
6977 (expand_mult_highpart_optab): Use profile.
6978 (expand_mult_highpart): Use profile.
6979 (expand_smod_pow2): Use profile.
6980 (expand_divmod): Use profile.
6981 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6983 * loop-invariant.c (create_new_invariant): Use profile.
6984 (gain_for_invariant): Add speed parameter.
6985 (best_gain_for_invariant): Likewise.
6986 (find_invariants_to_move): Likewise.
6987 (move_single_loop_invariants): Set it.
6988 * target-def.h (TARGET_RTX_COSTS): Use hook.
6989 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6990 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6991 * output.h (default_address_cost): Update prototype.
6992 * combine.c (optimize_this_for_speed_p): New static var.
6993 (combine_validate_cost): Update call of rtx_cost.
6994 (combine_instructions): Set optimize_this_for_speed_p.
6995 (expand_compound_operation): Update call of rtx_cost.
6996 (make_extraction):Update call of rtx_cost.
6997 (force_to_mode):Update call of rtx_cost.
6998 (distribute_and_simplify_rtx):Update call of rtx_cost.
6999 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7000 (estimate_reg_pressure_cost): Update prototype.
7001 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7002 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7004 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7005 (alpha_rtx_costs): Update.
7006 * config/frv/frv.c (frv_rtx_costs): Update.
7007 * config/s390/s390.c (s390_rtx_costs): Update.
7008 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7009 (m32c_rtx_costs): Update.
7010 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7011 (spu_rtx_costs): Update.
7012 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7013 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7014 * config/i386/i386.c (:ix86_address_cost): Update.
7015 (ix86_rtx_costs): Update.
7016 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7017 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7018 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7019 * config/crx/crx.c (crx_address_cost): Update.
7020 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7021 * config/stormy16/stormy16.c
7022 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7023 * config/m68hc11/m68hc11.c
7024 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7025 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7026 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7028 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7030 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7031 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7032 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7033 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7034 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7035 (mcore_rtx_costs): update.
7036 * config/score/score3.c (score3_rtx_costs): Update.
7037 * config/score/score7.c (score7_rtx_costs): Update.
7038 * config/score/score3.h (score3_rtx_costs):Update.
7039 * config/score/score7.h (score7_rtx_costs): Update.
7040 * config/score/score.c (score_rtx_costs): Update.
7041 * config/arm/arm.c (arm_address_cost): Update.
7042 (arm_rtx_costs_1): Update.
7043 (arm_rtx_costs_1): Update.
7044 (arm_size_rtx_costs): Update.
7045 (arm_size_rtx_costs): Update.
7046 (arm_size_rtx_costs): Update.
7047 (arm_xscale_rtx_costs): Update.
7048 (arm_thumb_address_cost): Update.
7049 * config/pa/pa.c (hppa_address_cost): Update.
7050 * config/mips/mips.c (mips_rtx_costs): Update.
7051 * config/vax/vax.c (vax_address_cost): Update.
7052 * config/h8300/h8300.c (h8300_shift_costs): Update.
7053 (h8300_rtx_costs): Update.
7054 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7055 (v850_rtx_costs): Update.
7056 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7057 * config/bfin/bfin.c
7058 (bfin_address_cost): Update.
7059 (bfin_rtx_costs): Update.
7060 * stmt.c (lshift_cheap_p): Update.
7062 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7065 * expmed.c (extract_bit_field_1): Check the mode size to make
7066 sure the vector modes have the same size.
7068 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7070 * dojump.c (top level): Include basic-block.h to declare
7071 optimize_insn_for_speed_p
7073 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7075 * opts.h (CL_SAVE): New option class for marking options that are
7076 target specific options usable in the target attribute.
7077 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7079 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7080 can easily find the target specific options that are safe to use
7081 in the attribute or pragma.
7083 * attribs.c (decl_attributes): Change #pragma GCC option to
7084 #pragma GCC target, and attribute((option(...))) to
7085 attribute((target(...))).
7087 * doc/extend.texi (target attribute): Change from option
7088 attribute. Delete push/pop/reset.
7089 (#pragma GCC target): Change from #pragma GCC option. Delete
7091 (#pragma GCC push_options): Document new pragma.
7092 (#pragma GCC pop_options): Document new pragma.
7093 (#pragma GCC reset_options): Document new pragma.
7095 * targhooks.c (default_target_option_valid_attribute_p): Add
7096 warning about port not supporting target attributes.
7097 (default_target_option_pragma_parse): New function, warn about
7098 #pragma GCC target not being supported.
7100 * targhooks.h (default_target_option_pragma_parse): Add
7103 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7104 TI_CURRENT_OPTION_PRAGMA.
7105 (current_target_pragma): Rename from current_option_pragma.
7107 * target.h: (struct target_option): Delete booleans for changing
7108 the optimization level on hot/cold functions. Change signature of
7109 pragma_parse hook to take a second tree.
7111 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7113 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7114 that the declaration is done at global scope.
7116 * langhooks.c (add_builtin_function_common): Move most of the code
7117 from add_builtin_function here, calling the hook passed in.
7118 (add_builtin_function): Call add_builtin_function_common with
7119 standard builtin hook.
7120 (add_builtin_function_ext_scope): New function to add builtins to
7123 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7125 (add_builtin_function_ext_scope): Add declaration.
7127 * c-pragma.c (handle_pragma_target): Rename from
7128 handle_pragma_option, #pragma GCC option is now #pragma GCC
7129 target. Move warning about port not supporting target options to
7130 default pragma parse hook. Remove push/pop/reset from this
7132 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7133 (option_stack): Delete static variable.
7134 (optimize_stack): Ditto.
7135 (optons_stack): New stack of saved target and optimization
7137 (handle_pragma_push_options): New function to handle pushing both
7138 target and optimization options.
7139 (handle_pragma_pop_options): New function to handle popping both
7140 target and optimization options.
7141 (handle_pragma_reset_options): New function to handle resetting
7142 both target and optimization options to their initial state.
7143 (init_pragma): Rename handle_pragma_option to
7144 handle_pragma_target. Add support for push_options, pop_options,
7145 and reset_options pragmas.
7147 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7148 default_target_option_pragma_parse.
7149 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7150 default_target_option_valid_attribute_p.
7151 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7152 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7153 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7154 optimization level on hot/cold functions.
7156 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7157 if the caller and callee have different optimization levels.
7159 * c-common.c (handle_target_attribute): Rename from
7160 handle_option_attribute, attribute((option(...))) is now
7161 attribute((target(...))). Move warning if the port does not
7162 support target attributes to the default hook.
7163 (handle_hot_attribute): Delete code to change the optimization
7164 level of hot functions.
7165 (handle_cold_attribute): Ditto.
7167 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7168 argument that is the binary tree options to use if there are no
7169 arguments. Call ix86_valid_target_attribute_tree instead of
7170 ix86_valid_option_attribute_tree.
7171 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7172 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7173 ix86_pragma_option_parse.
7175 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7176 Rename from ix86_valid_option_attribute_tree.
7178 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7179 new builtins when the ISA changes.
7180 (ix86_valid_target_attribute_tree): Rename from
7181 ix86_valid_option_attribute_tree. Change callers. If the
7182 function specified optimization options, use those as the starting
7183 point before setting up the target attributes. If the
7184 optimization options were changed in the course of setting the
7185 target attributes, record the new optimization options.
7186 (ix86_valid_target_attribute_tree_inner_p): Rename from
7187 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7188 ix86_add_new_builtins if the ISA changed.
7189 (ix86_valid_target_attribute_p): Rename from
7190 ix86_valid_option_attribute_p. Change callers.
7191 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7192 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7193 as delayed builtin functions.
7194 (struct builtin_isa): New structure to record builtin functions
7195 that should be delayed until the ISA for that function is used.
7196 (ix86_builtins_isa): Change from int to struct to track builtin
7197 functions we want to declare at some point.
7198 (def_builtin): If the front end can delay defining the builtin
7199 functions, don't create builtins for ISAs not part of the default
7201 (def_builtin_const): Ditto.
7202 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7203 __builtin_ia32_pcmov_v2di to be different builtin functions.
7204 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7205 a structure instead of an int.
7206 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7207 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7208 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7209 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7211 * config/ia64/ia64.h
7212 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7213 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7215 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7216 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7217 (LANG_HOOKS_INITIALIZER): Add
7218 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7220 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7223 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7224 the reload address with the index register for SFmode
7225 access with a displacement.
7227 2008-08-30 Jan Hubicka <jh@suse.cz>
7229 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7230 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7231 * dojump.c (do_jump): Likewise.
7232 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7233 (note-if_info): Add BRANCH_COST.
7234 (noce_try_store_flag_constants, noce_try_addcc,
7235 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7236 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7237 find_if_case_2): Use computed branch cost.
7238 * expr.h (BRANCH_COST): Update default.
7239 * predict.c (predictable_edge_p): New function.
7240 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7241 Update BRANCH_COST call.
7242 * basic-block.h (predictable_edge_p): Declare.
7243 * config/alpha/alpha.h (BRANCH_COST): Update.
7244 * config/frv/frv.h (BRANCH_COST): Update.
7245 * config/s390/s390.h (BRANCH_COST): Update.
7246 * config/spu/spu.h (BRANCH_COST): Update.
7247 * config/sparc/sparc.h (BRANCH_COST): Update.
7248 * config/m32r/m32r.h (BRANCH_COST): Update.
7249 * config/i386/i386.h (BRANCH_COST): Update.
7250 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7252 * config/sh/sh.h (BRANCH_COST): Update.
7253 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7254 * config/avr/avr.h (BRANCH_COST): Update.
7255 * config/crx/crx.h (BRANCH_COST): Update.
7256 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7257 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7258 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7259 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7260 * config/ia64/ia64.h (BRANCH_COST): Update.
7261 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7262 * config/arc/arc.h (BRANCH_COST): Update.
7263 * config/score/score.h (BRANCH_COST): Update.
7264 * config/arm/arm.h (BRANCH_COST): Update.
7265 * config/pa/pa.h (BRANCH_COST): Update.
7266 * config/mips/mips.h (BRANCH_COST): Update.
7267 * config/vax/vax.h (BRANCH_COST): Update.
7268 * config/h8300/h8300.h (BRANCH_COST): Update.
7269 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7270 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7271 * doc/tm.texi (BRANCH_COST): Update.
7273 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7276 * config/arm/arm.c (arm_optimization_options): Set
7277 flag_section_anchors to 2 instead of 1 to distinguish it from
7278 -fsection-anchors given explicitely on the command line.
7280 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7282 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7283 final insn of a split.
7285 2008-08-30 Jan Hubicka <jh@suse.cz>
7287 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7288 optimized for speed.
7289 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7290 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7291 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7292 flag_gcse_after_reload_set): New static vars.
7293 (common_handle_option): Enable those flags for profile-use.
7294 (decode_options): Remove optimize_size flags that are handled
7295 on higher granuality.
7296 * tree-vectorizer.c (vectorize_loops): Use
7297 optimize_loop_nest_for_speed_p.
7298 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7299 * tree-predcom.c (tree_predictive_commoning): Use
7300 optimize_loop_for_speed_p.
7301 * varasm.c (assemble_start_function): Use
7302 optimize_function_for_speed_p.
7303 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7304 * predict.c (optimize_loop_for_speed_p): Fix walk.
7306 2008-08-30 Jan Hubicka <jh@suse.cz>
7308 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7310 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7311 profile presence locally.
7313 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7316 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7317 versions before 4.0.
7319 2008-08-29 Jan Hubicka <jh@suse.cz>
7321 * tree-inline.c (insert_init_stmt): Insert sequence even when
7324 2008-08-29 Jeff Law <law@redhat.com>
7326 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7327 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7328 location and class is an FP register.
7330 2008-08-29 Jan Hubicka <jh@suse.cz>
7332 * see.c (see_merge_one_def_extension): Silence used uninitialized
7334 * matrix-reorg.c (check_allocation_function): Likewise.
7335 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7337 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7340 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7341 compute new & and | in type rather than TREE_TYPE (arg0).
7343 * dwarf2out.c (fortran_common): Update comment.
7344 (gen_variable_die): Swap com_die and var_die variables in Fortran
7345 COMMON block handling code.
7347 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7349 * dwarf2out.c (gen_const_die): New function.
7350 (size_of_die, value_format, output_die): Output larger
7351 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7352 (native_encode_initializer): New function.
7353 (tree_add_const_value_attribute): Call it.
7354 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7356 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7357 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7358 TREE_THIS_VOLATILE to add_type_attribute.
7360 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7362 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7365 * dwarf2out.c (loc_by_reference): New function.
7366 (add_location_or_const_value_attribute): Use it.
7369 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7370 as DW_TAG_variable children of DW_TAG_common_block rather than
7371 DW_TAG_member children. Put DW_AT_external to individual
7372 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7374 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7375 loc_descriptor_from_tree_1.
7379 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7380 arguments to imported_module_or_decl.
7381 (debug_nothing_tree_tree): Removed.
7382 (debug_nothing_tree_tree_tree_bool): New prototype.
7383 * debug.c (do_nothing_debug_hooks): Adjust.
7384 (debug_nothing_tree_tree): Removed.
7385 (debug_nothing_tree_tree_tree_bool): New function.
7386 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7387 (gen_variable_die): Put all common vars for the
7388 same COMMON block under one DW_TAG_common_block.
7389 (declare_in_namespace): Return new context_die, for Fortran
7390 return the module DIE instead of adding extra declarations into
7392 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7393 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7394 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7396 (dwarf2out_global_decl): Don't skip Fortran global vars.
7397 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7398 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7399 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7400 DW_TAG_imported_declaration as child of previous
7401 DW_TAG_imported_module.
7402 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7403 * sdbout.c (sdb_debug_hooks): Likewise.
7404 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7406 2008-08-29 Jan Hubicka <jh@suse.cz>
7408 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7410 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7411 * ipa-cp.c (n_cloning_candidates): New static variable.
7412 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7413 (ipcp_print_all_lattices): Improve debug output.
7414 (ipcp_cloning_candidate_p): New function.
7415 (ipcp_initialize_node_lattices): Use it.
7416 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7417 (ipcp_propagate_stage): Prettier debug output.
7418 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7419 (ipcp_print_all_structures): Remove.
7420 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7421 (ipcp_insert_stage): Prettier debug output; call
7422 cgraph_remove_unreachable_nodes before propagating.
7423 (pass_ipa_cp): Schedule function removal pass.
7424 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7426 (cgraph_maybe_hot_edge_p): Move to ...
7427 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7428 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7429 (common_handle_option): Set them; enable ipa-cp when profiling.
7430 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7431 (ipa_print_all_jump_functions): Likewise.
7432 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7433 (ipa_print_node_params, ipa_print_all_params): New.
7434 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7435 ipa_print_all_param_flags): Remove.
7436 (ipa_print_node_params, ipa_print_all_params): New.
7438 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7440 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7441 change from 2008-04-03.
7442 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7444 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7447 * ira-color.c (push_allocnos_to_stack): Truncate
7448 removed_splay_allocno_vec.
7450 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7453 * ira-color (ira_fast_allocation): Don't assign hard registers to
7456 2008-08-29 Jan Hubicka <jh@suse.cz>
7459 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7460 for cold internal loops.
7462 2008-08-29 Richard Guenther <rguenther@suse.de>
7464 * tree-ssa-structalias.c (create_variable_info_for): Do not
7465 create fields for heap vars or vars with a noalias state.
7466 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7469 2008-08-29 Richard Guenther <rguenther@suse.de>
7471 * common.opt (ftree-store-ccp): Mark as preserved for
7472 backward compatibility.
7473 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7474 * tree-pass.h (pass_store_ccp): Remove.
7475 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7476 (first_vdef): Remove declaration.
7477 (get_value_loaded_by): Likewise.
7478 * tree-ssa-ccp.c (do_store_ccp): Remove.
7479 (get_default_value): Simplify as do_store_ccp is always false
7480 now. Do not initialize mem_ref.
7481 (set_value_varying): Likewise.
7482 (canonicalize_float_value): Likewise.
7483 (set_lattice_value): Likewise.
7484 (likely_value): Likewise.
7485 (surely_varying_stmt_p): Likewise.
7486 (ccp_initialize): Likewise.
7487 (ccp_lattice_meet): Likewise.
7488 (ccp_visit_phi_node): Likewise.
7489 (ccp_fold): Likewise.
7490 (evaluate_stmt): Likewise.
7491 (visit_assignment): Likewise.
7492 (ccp_visit_stmt): Likewise.
7493 (execute_ssa_ccp): Fold into ...
7494 (do_ssa_ccp): ... this.
7495 (do_ssa_store_ccp): Remove.
7496 (gate_store_ccp): Likewise.
7497 (pass_store_ccp): Likewise.
7498 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7500 * tree-ssa-propagate.c (first_vdef): Remove.
7501 (get_value_loaded_by): Likewise.
7502 (replace_vuses_in): Likewise.
7503 (substitute_and_fold): Do not call replace_vuses_in.
7504 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7506 2008-08-29 Richard Guenther <rguenther@suse.de>
7509 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7510 PARAM_NOALIAS tags with is_heapvar.
7511 * tree-ssa-operands.c (access_can_touch_variable): Offset
7512 based tests do not apply for heapvars. Fix offset test.
7514 2008-08-29 Jan Hubicka <jh@suse.cz>
7516 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7517 (-fipa-cp-clone): Enabled by default at -O3.
7518 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7519 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7521 2008-08-29 Jan Hubicka <jh@suse.cz>
7523 * tree.c (build_function_type_skip_args,
7524 build_function_decl_skip_args): New functions.
7525 * tree.h (build_function_type_skip_args,
7526 build_function_decl_skip_args): Declare.
7527 * gimple.c (giple_copy_call_skip_args): New function.
7528 (giple_copy_call_skip_args): Declare.
7530 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7531 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7532 (ipcp_node_modifiable_p): ... this one; use
7533 tree_versionable_function_p.
7534 (ipcp_create_replace_map): Improve debug output.
7535 (ipcp_need_redirect_p): Return false when not clonning.
7536 (ipcp_update_callgraph): Skip args.
7537 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7539 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7540 (save_inline_function_body): Update call of tree_function_versioning.
7541 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7542 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7544 (tree_function_versioning): Likewise.
7545 * tree-inline.h (tree_function_versioning): Update prototype.
7547 2008-08-29 Jan Hubicka <jh@suse.cz>
7549 * loop-unswitch.c (unswitch_single_loop): Use
7550 optimize_loop_for_speed_p.
7551 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7552 Use optimize_function_for_size_p.
7553 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7554 * postreload-gcse.c (eliminate_partially_redundant_load):
7555 Use optimize_bb_for_size_p.
7556 * value-prof.c (gimple_divmod_fixed_value_transform,
7557 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7558 gimple_stringops_transform): Use optimize_bb_for_size_p.
7559 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7560 * final.c (compute_alignments): Use optimize_function_for_size_p.
7561 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7562 (fold_builtin_strcpy, fold_builtin_fputs): Use
7563 optimize_function_for_size_p.
7564 * fold-const.c (tree_swap_operands_p): Use
7565 optimize_function_for_size_p.
7566 * recog.c (relax_delay_slots): Likewise.
7567 * tree-ssa-math-opts.c (replace_reciprocal):
7568 Use optimize_bb_for_speed_p.
7569 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7570 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7571 optimize_function_for_size_p.
7572 (cgraph_decide_inlining_of_small_function): Use
7573 optimize_function_for_size_p.
7574 * global.c (find_reg): Use optimize_function_for_size_p.
7575 * opts.c (decode_options): Do not clear flag_tree_ch,
7576 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7577 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7578 work it out from profile.
7579 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7580 optimize_loop_for_speed_p.
7581 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7583 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7584 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7585 * tree-eh.c (decide_copy_try_finally): Use
7586 optimize_function_for_size_p.
7587 * local-alloc.c (block_alloc): Pass BB pointer.
7588 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7589 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7590 * loop-unroll.c (decide_unrolling_and_peeling):
7591 Use optimize_loop_for_size_p.
7592 (decide_peel_completely): Likewise.
7593 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7594 optimize_loop_for_size_p.
7595 (vect_enhance_data_refs_alignment): Likewise.
7596 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7597 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7599 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7600 (try_crossjump_bb): Use optimize_bb_for_size_p.
7601 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7602 optimize_loop_for_speed_p.
7603 * bb-reorder.c (find_traces_1_round): Likewise.
7604 (copy_bb): Use optimize_bb_for_speed_p.
7605 (duplicate_computed_gotos): Likewise.
7606 * basic-block.h (optimize_loop_nest_for_size_p,
7607 optimize_loop_nest_for_speed_p): New.
7608 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7610 2008-08-29 Tristan Gingold <gingold@adacore.com>
7612 * gcov.c (main): Call expandargv.
7614 2008-08-29 Jan Hubicka <jh@suse.cz>
7616 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7618 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7620 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7621 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7623 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7625 2008-08-29 Jan Hubicka <jh@suse.cz>
7627 * tree-pass.h (pass_strip_predict_hints): Declare.
7628 * predict.c (strip_builtin_expect): Rename to ...
7629 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7630 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7631 (tree_estimate_probability): Do not strip builtin_expect.
7632 (pass_strip_predict_hints): New pass.
7633 * tree-inline.c (expand_call_inline): When inlining cold function,
7634 predict it as unlikely.
7635 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7637 2008-08-29 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/37207
7640 * tree-vrp.c (extract_range_from_binary_expr): Also try
7641 to constant fold if only one of the operands is a constant.
7643 2008-08-29 Nick Clifton <nickc@redhat.com>
7645 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7646 the same way as SYMBOL_REFs.
7648 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7650 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7652 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7654 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7655 * config/mips/mips.md (branch_likely): Remove const. Fix
7657 (define_delay for type "branch"): Change to only apply for branch
7658 with likely variant.
7659 (define_delay for type "branch" and "branch_likely" no). New delay
7661 (equality_op): New code iterator.
7662 (bbv, bbinv): New code attributes.
7663 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7666 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7667 Andrew Pinski <pinskia@gcc.gnu.org>
7670 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7672 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7674 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7675 rule that a symbolic constant must be defined and >= 0 for the
7676 corresponding facility to be present at compile-time.
7677 * gthr-posix.c: Likewise.
7679 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7681 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7682 * config/mips/mips.md (D): New mode attribute.
7683 (mulsi3, muldi3): Merge it into ...
7684 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7685 (muldi3_mul3): New pattern.
7686 (mulsi3_mult3): Rename to mulsi3_mul3.
7688 2008-08-28 Jan Hubicka <jh@suse.cz>
7690 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7692 * predict.c (always_optimize_for_size_p): Rename to ...
7693 (optimize_function_for_size): ... this one; make extern.
7694 (optimize_function_for_speed_p): New.
7695 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7696 optimize_edge_for_size_p,optimize_edge_for_size_p,
7697 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7698 * basic-block.h (optimize_function_for_size_p,
7699 optimize_function_for_speed_p): Declare.
7700 * i386.md (optimize_size checks): Replace them by appropriate
7702 (standard_80387_constant_p, ix86_compute_frame_layout,
7703 ix86_expand_epilogue, ix86_decompose_address,
7704 print_operand, emit_i387_cw_initialization,
7705 inline_memory_move_cost, ix86_pad_returns,
7706 ix86_reorg): Replace optimize_size checks.
7708 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7710 * rtl.h (simplify_subreg_regno): Declare.
7711 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7712 * simplify-rtx.c (simplify_subreg): ...here.
7713 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7714 subreg_offset_representable_p.
7716 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7719 * c-typeck.c (convert_for_assignment): Give a note describing what
7720 was passed and what was expected.
7722 2008-08-28 Joey Ye <joey.ye@intel.com>
7724 * doc/extend.texi: Document AVX built-in functions.
7725 * doc/invoke.texi: Document -mavx.
7727 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7728 Joey Ye <joey.ye@intel.com>
7729 Xuepeng Guo <xuepeng.guo@intel.com>
7731 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7733 * config/i386/cpuid.h (bit_FMA): New.
7734 (bit_XSAVE): Likewise.
7735 (bit_OSXSAVE): Likewise.
7736 (bit_AVX): Likewise.
7738 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7739 define. Use ASM_OUTPUT_AVX_PREFIX.
7741 * config/i386/gmmintrin.h: New.
7743 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7744 (OPTION_MASK_ISA_AVX_SET): New.
7745 (OPTION_MASK_ISA_FMA_SET): Likewise.
7746 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7747 (OPTION_MASK_ISA_FMA_SET): Likewise.
7748 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7749 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7750 (pta_flags): Add PTA_AVX and PTA_FMA.
7751 (override_options): Handle PTA_AVX and PTA_FMA.
7752 (init_cumulative_args): Handle warn_avx.
7753 (classify_argument): Return 0 for COImode and OImode. Return
7754 1 and X86_64_AVX_CLASS for 256bit vector types.
7755 (examine_argument): Handle X86_64_AVX_CLASS.
7756 (construct_container): Likewise.
7757 (function_arg_advance_32): Pass OImode and 256bit vector types
7759 (function_arg_advance_64): Take a new argument to indicate if a
7760 parameter is named. Handle 256bit vector types. Return
7761 immediately for unnamed 256bit vector mode parameters.
7762 (function_arg_advance): Updated.
7763 (function_arg_32): Add comments for TImode. Handle OImode
7764 and 256bit vector types.
7765 (function_arg_64): Take a new argument to indicate if a
7766 parameter is named. Handle 256bit vector types. Return NULL
7767 for unnamed 256bit vector mode parameters.
7768 (function_arg): Updated.
7769 (setup_incoming_varargs_64): Support
7770 AVX encoding for *sse_prologue_save_insn.
7771 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7772 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7773 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7774 enabled, otherwise return -3.
7775 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7777 (print_reg): Support AVX registers. Handle 'x' and 't'.
7778 Handle 'd' to duplicate the operand.
7779 (print_operand): Likewise. Also support AVX vector compare
7781 (output_387_binary_op): Support AVX.
7782 (output_fp_compare): Likewise.
7783 (ix86_expand_vector_move_misalign): Likewise.
7784 (ix86_attr_length_vex_default): New.
7785 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7786 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7787 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7788 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7789 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7790 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7791 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7792 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7793 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7794 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7795 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7796 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7797 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7798 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7799 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7800 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7801 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7802 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7803 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7804 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7805 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7806 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7807 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7808 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7809 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7810 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7811 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7812 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7813 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7814 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7815 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7816 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7817 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7818 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7819 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7820 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7821 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7822 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7823 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7824 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7825 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7826 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7827 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7828 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7829 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7830 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7831 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7832 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7833 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7834 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7835 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7836 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7837 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7838 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7839 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7840 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7841 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7842 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7843 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7844 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7845 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7846 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7847 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7848 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7849 and IX86_BUILTIN_MOVMSKPS256,
7850 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7851 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7852 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7853 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7854 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7855 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7856 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7857 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7858 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7859 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7860 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7861 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7862 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7863 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7864 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7865 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7866 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7867 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7868 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7869 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7870 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7871 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7872 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7873 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7874 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7875 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7876 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7877 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7878 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7879 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7880 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7881 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7882 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7883 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7884 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7885 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7886 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7887 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7888 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7889 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7890 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7891 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7892 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7893 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7894 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7895 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7896 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7897 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7898 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7899 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7900 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7901 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7902 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7903 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7904 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7905 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7906 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7907 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7909 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7910 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7911 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7912 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7913 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7914 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7915 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7916 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7917 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7918 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7919 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7920 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7921 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7922 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7923 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7924 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7925 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7926 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7927 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7928 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7929 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7930 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7931 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7932 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7933 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7934 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7935 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7936 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7937 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7938 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7939 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7940 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7941 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7942 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7943 IX86_BUILTIN_MOVMSKPS256.
7944 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7945 (ix86_expand_args_builtin): Likewise.
7946 (ix86_expand_special_args_builtin): Likewise.
7947 (ix86_hard_regno_mode_ok): Handle AVX modes.
7948 (ix86_expand_vector_init_duplicate): Likewise.
7949 (ix86_expand_vector_init_one_nonzero): Likewise.
7950 (ix86_expand_vector_init_one_var): Likewise.
7951 (ix86_expand_vector_init_concat): Likewise.
7952 (ix86_expand_vector_init_general): Likewise.
7953 (ix86_expand_vector_set): Likewise.
7954 (ix86_vector_mode_supported_p): Likewise.
7955 (x86_extended_reg_mentioned_p): Check INSN_P before using
7958 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7959 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7961 * config/i386/i386.h (TARGET_AVX): New.
7962 (TARGET_FMA): Likewise.
7963 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7964 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7965 (VALID_AVX256_REG_MODE): New.
7966 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7967 (AVX_FLOAT_MODE_P): Likewise.
7968 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7969 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7970 (AVX_VEC_FLOAT_MODE_P): Likewise.
7971 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7972 (ASM_OUTPUT_OPCODE): Likewise.
7973 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7975 (SSE_REG_MODE_P): Allow 256bit vector modes.
7976 (ix86_args): Add a warn_avx field.
7978 * config/i386/i386.md (UNSPEC_PCMP): New.
7979 (UNSPEC_VPERMIL): Likewise.
7980 (UNSPEC_VPERMIL2): Likewise.
7981 (UNSPEC_VPERMIL2F128): Likewise.
7982 (UNSPEC_MASKLOAD): Likewise.
7983 (UNSPEC_MASKSTORE): Likewise.
7984 (UNSPEC_CAST): Likewise.
7985 (UNSPEC_VTESTP): Likewise.
7986 (UNSPECV_VZEROALL): Likewise.
7987 (UNSPECV_VZEROUPPER): Likewise.
7988 (XMM0_REG): Likewise.
7989 (XMM1_REG): Likewise.
7990 (XMM2_REG): Likewise.
7991 (XMM3_REG): Likewise.
7992 (XMM4_REG): Likewise.
7993 (XMM5_REG): Likewise.
7994 (XMM6_REG): Likewise.
7995 (XMM8_REG): Likewise.
7996 (XMM9_REG): Likewise.
7997 (XMM10_REG): Likewise.
7998 (XMM11_REG): Likewise.
7999 (XMM12_REG): Likewise.
8000 (XMM13_REG): Likewise.
8001 (XMM14_REG): Likewise.
8002 (XMM15_REG): Likewise.
8004 (prefix_vex_imm8): Likewise.
8005 (prefix_vex_w): Likewise.
8006 (length_vex): Likewise.
8009 (*avx_ashlti3): Likewise.
8010 (*avx_lshrti3): Likewise.
8011 (*avx_setcc<mode>): Likewise.
8012 (*fop_<mode>_comm_mixed_avx): Likewise.
8013 (*fop_<mode>_comm_avx): Likewise.
8014 (*fop_<mode>_1_mixed_avx): Likewise.
8015 (*fop_<mode>_1_avx): Likewise.
8016 (*avx_<code><mode>3): Likewise.
8017 (*avx_ieee_smin<mode>3): Likewise.
8018 (*avx_ieee_smax<mode>3): Likewise.
8019 (mode): Add OI, V8SF and V4DF.
8020 (length): Support VEX prefix.
8021 (*cmpfp_i_mixed): Set prefix attribute.
8022 (*cmpfp_i_sse): Likewise.
8023 (*cmpfp_iu_mixed): Likewise.
8024 (*cmpfp_iu_sse): Likewise.
8025 (*movsi_1): Support AVX.
8026 (*movdi_2): Likewise.
8027 (*movdi_1_rex64): Likewise.
8028 (*movti_internal): Likewise.
8029 (*movti_rex64): Likewise.
8030 (*movsf_1): Likewise.
8031 (*movdf_nointeger): Likewise.
8032 (*movdf_integer_rex64): Likewise.
8033 (*movtf_internal): Likewise.
8034 (zero_extendsidi2_32): Likewise.
8035 (zero_extendsidi2_rex64): Likewise.
8036 (*extendsfdf2_mixed): Likewise.
8037 (*extendsfdf2_sse): Likewise.
8038 (*truncdfsf_fast_mixed): Likewise.
8039 (*truncdfsf_fast_sse): Likewise.
8040 (*truncdfsf_mixed): Likewise.
8041 (fix_trunc<mode>di_sse): Likewise.
8042 (fix_trunc<mode>si_sse): Likewise.
8043 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8044 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8045 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8046 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8047 (*rcpsf2_sse): Likewise.
8048 (*rsqrtsf2_sse): Likewise.
8049 (*sqrt<mode>2_sse): Likewise.
8050 (sse4_1_round<mode>2): Likewise.
8051 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8052 Support AVX. Set length attribute properly for AVX.
8054 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8055 (VECTOR_MODES (FLOAT, 32)): Likewise.
8056 (VECTOR_MODE (INT, DI, 8)): Likewise.
8057 (VECTOR_MODE (INT, HI, 32)): Likewise.
8058 (VECTOR_MODE (INT, QI, 64)): Likewise.
8059 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8060 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8061 (VECTOR_MODE (INT, DI, 4)): Removed.
8062 (VECTOR_MODE (INT, SI, 8)): Likewise.
8063 (VECTOR_MODE (INT, HI, 16)): Likewise.
8064 (VECTOR_MODE (INT, QI, 32)): Likewise.
8065 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8066 (INT_MODE (OI, 32)): Likewise.
8068 * config/i386/i386.opt (mavx): New.
8071 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8073 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8074 (*mov<mode>_internal_avx): New.
8075 (*movv2sf_internal_rex64_avx): Likewise.
8076 (*movv2sf_internal_avx): Likewise.
8078 * config/i386/predicates.md (const_4_to_5_operand): New.
8079 (const_6_to_7_operand): Likewise.
8080 (const_8_to_11_operand): Likewise.
8081 (const_12_to_15_operand): Likewise.
8082 (avx_comparison_float_operator): Likewise.
8084 * config/i386/sse.md (AVX256MODEI): New.
8085 (AVX256MODE): Likewise.
8086 (AVXMODEQI): Likewise.
8087 (AVXMODE): Likewise.
8088 (AVX256MODEF2P): Likewise.
8089 (AVX256MODE2P): Likewise.
8090 (AVX256MODE4P): Likewise.
8091 (AVX256MODE8P): Likewise.
8092 (AVXMODEF2P): Likewise.
8093 (AVXMODEF4P): Likewise.
8094 (AVXMODEDCVTDQ2PS): Likewise.
8095 (AVXMODEDCVTPS2DQ): Likewise.
8096 (avxvecmode): Likewise.
8097 (avxvecpsmode): Likewise.
8098 (avxhalfvecmode): Likewise.
8099 (avxscalarmode): Likewise.
8100 (avxcvtvecmode): Likewise.
8101 (avxpermvecmode): Likewise.
8102 (avxmodesuffixf2c): Likewise.
8103 (avxmodesuffixp): Likewise.
8104 (avxmodesuffixs): Likewise.
8105 (avxmodesuffix): Likewise.
8106 (vpermilbits): Likewise.
8107 (pinsrbits): Likewise.
8108 (mov<mode>): Likewise.
8109 (*mov<mode>_internal): Likewise.
8110 (push<mode>1): Likewise.
8111 (movmisalign<mode>): Likewise.
8112 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8113 (avx_movdqu<avxmodesuffix>): Likewise.
8114 (avx_lddqu<avxmodesuffix>): Likewise.
8115 (<plusminus_insn><mode>3): Likewise.
8116 (*avx_<plusminus_insn><mode>3): Likewise.
8117 (*avx_vm<plusminus_insn><mode>3): Likewise.
8118 (mul<mode>3): Likewise.
8119 (*avx_mul<mode>3): Likewise.
8120 (*avx_vmmul<mode>3): Likewise.
8121 (divv8sf3): Likewise.
8122 (divv4df3): Likewise.
8123 (avx_div<mode>3): Likewise.
8124 (*avx_div<mode>3): Likewise.
8125 (*avx_vmdiv<mode>3): Likewise.
8126 (avx_rcpv8sf2): Likewise.
8127 (*avx_vmrcpv4sf2): Likewise.
8128 (sqrtv8sf2): Likewise.
8129 (avx_sqrtv8sf2): Likewise.
8130 (*avx_vmsqrt<mode>2): Likewise.
8131 (rsqrtv8sf2): Likewise.
8132 (avx_rsqrtv8sf2): Likewise.
8133 (*avx_vmrsqrtv4sf2): Likewise.
8134 (<code><mode>3): Likewise.
8135 (*avx_<code><mode>3_finite): Likewise.
8136 (*avx_<code><mode>3): Likewise.
8137 (*avx_vm<code><mode>3): Likewise.
8138 (*avx_ieee_smin<mode>3): Likewise.
8139 (*avx_ieee_smax<mode>3): Likewise.
8140 (avx_addsubv8sf3): Likewise.
8141 (avx_addsubv4df3): Likewise.
8142 (*avx_addsubv4sf3): Likewise.
8143 (*avx_addsubv2df3): Likewise.
8144 (avx_h<plusminus_insn>v4df3): Likewise.
8145 (avx_h<plusminus_insn>v8sf3): Likewise.
8146 (*avx_h<plusminus_insn>v4sf3): Likewise.
8147 (*avx_h<plusminus_insn>v2df3): Likewise.
8148 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8149 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8150 (*avx_maskcmp<mode>3): Likewise.
8151 (avx_nand<mode>3): Likewise.
8152 (*avx_<code><mode>3): Likewise.
8153 (*avx_nand<mode>3): Likewise.
8154 (*avx_<code><mode>3): Likewise.
8155 (*avx_cvtsi2ss): Likewise.
8156 (*avx_cvtsi2ssq): Likewise.
8157 (*avx_cvtsi2sd): Likewise.
8158 (*avx_cvtsi2sdq): Likewise.
8159 (*avx_cvtsd2ss): Likewise.
8160 (avx_cvtss2sd): Likewise.
8161 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8162 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8163 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8164 (*avx_cvtsi2sd): Likewise.
8165 (*avx_cvtsi2sdq): Likewise.
8166 (avx_cvtdq2pd256): Likewise.
8167 (avx_cvtpd2dq256): Likewise.
8168 (avx_cvttpd2dq256): Likewise.
8169 (*avx_cvtsd2ss): Likewise.
8170 (*avx_cvtss2sd): Likewise.
8171 (avx_cvtpd2ps256): Likewise.
8172 (avx_cvtps2pd256): Likewise.
8173 (*avx_movhlps): Likewise.
8174 (*avx_movlhps): Likewise.
8175 (avx_unpckhps256): Likewise.
8176 (*avx_unpckhps): Likewise.
8177 (avx_unpcklps256): Likewise.
8178 (*avx_unpcklps): Likewise.
8179 (avx_movshdup256): Likewise.
8180 (avx_movsldup256): Likewise.
8181 (avx_shufps256): Likewise.
8182 (avx_shufps256_1): Likewise.
8183 (*avx_shufps_<mode>): Likewise.
8184 (*avx_loadhps): Likewise.
8185 (*avx_storelps): Likewise.
8186 (*avx_loadlps): Likewise.
8187 (*avx_movss): Likewise.
8188 (*vec_dupv4sf_avx): Likewise.
8189 (*vec_concatv2sf_avx): Likewise.
8190 (*vec_concatv4sf_avx): Likewise.
8191 (*vec_setv4sf_0_avx): Likewise.
8192 (*vec_setv4sf_avx): Likewise.
8193 (*avx_insertps): Likewise.
8194 (avx_vextractf128<mode>): Likewise.
8195 (vec_extract_lo_<mode>): Likewise.
8196 (vec_extract_hi_<mode>): Likewise.
8197 (vec_extract_lo_<mode>): Likewise.
8198 (vec_extract_hi_<mode>): Likewise.
8199 (vec_extract_lo_v16hi): Likewise.
8200 (vec_extract_hi_v16hi): Likewise.
8201 (vec_extract_lo_v32qi): Likewise.
8202 (vec_extract_hi_v32qi): Likewise.
8203 (avx_unpckhpd256): Likewise.
8204 (*avx_unpckhpd): Likewise.
8205 (avx_movddup256): Likewise.
8206 (*avx_movddup): Likewise.
8207 (avx_unpcklpd256): Likewise.
8208 (*avx_unpcklpd): Likewise.
8209 (avx_shufpd256): Likewise.
8210 (avx_shufpd256_1): Likewise.
8211 (*avx_punpckhqdq): Likewise.
8212 (*avx_punpcklqdq): Likewise.
8213 (*avx_shufpd_<mode>): Likewise.
8214 (*avx_storehpd): Likewise.
8215 (*avx_loadhpd): Likewise.
8216 (*avx_loadlpd): Likewise.
8217 (*avx_movsd): Likewise.
8218 (*vec_concatv2df_avx): Likewise.
8219 (*avx_<plusminus_insn><mode>3): Likewise.
8220 (*avx_<plusminus_insn><mode>3): Likewise.
8221 (*avx_mulv8hi3): Likewise.
8222 (*avxv8hi3_highpart): Likewise.
8223 (*avx_umulv8hi3_highpart): Likewise.
8224 (*avx_umulv2siv2di3): Likewise.
8225 (*avx_mulv2siv2di3): Likewise.
8226 (*avx_pmaddwd): Likewise.
8227 (*avx_mulv4si3): Likewise.
8228 (*avx_ashr<mode>3): Likewise.
8229 (*avx_lshr<mode>3): Likewise.
8230 (*avx_ashl<mode>3): Likewise.
8231 (*avx_<code><mode>3): Likewise.
8232 (*avx_eq<mode>3): Likewise.
8233 (*avx_gt<mode>3): Likewise.
8234 (*avx_nand<mode>3): Likewise.
8235 (*avx_nand<mode>3): Likewise.
8236 (*avx_<code><mode>3): Likewise.
8237 (*avx_<code><mode>3): Likewise.
8238 (*avx_packsswb): Likewise.
8239 (*avx_packssdw): Likewise.
8240 (*avx_packuswb): Likewise.
8241 (*avx_punpckhbw): Likewise.
8242 (*avx_punpcklbw): Likewise.
8243 (*avx_punpckhwd): Likewise.
8244 (*avx_punpcklwd): Likewise.
8245 (*avx_punpckhdq): Likewise.
8246 (*avx_punpckldq): Likewise.
8247 (*avx_pinsr<avxmodesuffixs>): Likewise.
8248 (*avx_pinsrq): Likewise.
8249 (*avx_loadld): Likewise.
8250 (*vec_extractv2di_1_rex64_avx): Likewise.
8251 (*vec_extractv2di_1_avx): Likewise.
8252 (*vec_dupv2di_avx): Likewise.
8253 (*vec_concatv2si_avx): Likewise.
8254 (*vec_concatv4si_1_avx): Likewise.
8255 (*vec_concatv2di_avx): Likewise.
8256 (*vec_concatv2di_rex64_avx): Likewise.
8257 (*avx_uavgv16qi3): Likewise.
8258 (*avx_uavgv8hi3): Likewise.
8259 (*avx_psadbw): Likewise.
8260 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8261 (*avx_phaddwv8hi3): Likewise.
8262 (*avx_phadddv4si3): Likewise.
8263 (*avx_phaddswv8hi3): Likewise.
8264 (*avx_phsubwv8hi3): Likewise.
8265 (*avx_phsubdv4si3): Likewise.
8266 (*avx_phsubswv8hi3): Likewise.
8267 (*avx_pmaddubsw128): Likewise.
8268 (*avx_pmulhrswv8hi3): Likewise.
8269 (*avx_pshufbv16qi3): Likewise.
8270 (*avx_psign<mode>3): Likewise.
8271 (*avx_palignrti): Likewise.
8272 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8273 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8274 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8275 (*avx_mpsadbw): Likewise.
8276 (*avx_packusdw): Likewise.
8277 (*avx_pblendvb): Likewise.
8278 (*avx_pblendw): Likewise.
8279 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8280 (avx_ptest256): Likewise.
8281 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8282 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8283 (*avx_aesenc): Likewise.
8284 (*avx_aesenclast): Likewise.
8285 (*avx_aesdec): Likewise.
8286 (*avx_aesdeclast): Likewise.
8287 (avx_vzeroupper): Likewise.
8288 (avx_vzeroupper_rex64): Likewise.
8289 (avx_vpermil<mode>): Likewise.
8290 (avx_vpermilvar<mode>3): Likewise.
8291 (avx_vpermil2<mode>3): Likewise.
8292 (avx_vperm2f128<mode>3): Likewise.
8293 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8294 (avx_vbroadcastss256): Likewise.
8295 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8296 (avx_vinsertf128<mode>): Likewise.
8297 (vec_set_lo_<mode>): Likewise.
8298 (vec_set_hi_<mode>): Likewise.
8299 (vec_set_lo_<mode>): Likewise.
8300 (vec_set_hi_<mode>): Likewise.
8301 (vec_set_lo_v16hi): Likewise.
8302 (vec_set_hi_v16hi): Likewise.
8303 (vec_set_lo_v32qi): Likewise.
8304 (vec_set_hi_v32qi): Likewise.
8305 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8306 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8307 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8308 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8309 (vec_init<mode>): Likewise.
8310 (*vec_concat<mode>_avx): Likewise.
8311 (blendbits): Support V8SF and V4DF.
8312 (sse2_movq128): Support AVX.
8313 (<sse>_movnt<mode>): Likewise.
8314 (sse2_movntv2di): Likewise.
8315 (sse_rcpv4sf2): Likewise.
8316 (sse_sqrtv4sf2): Likewise.
8317 (sse_rsqrtv4sf2): Likewise.
8318 (<sse>_comi): Likewise.
8319 (<sse>_ucomi): Likewise.
8320 (sse_cvtss2si): Likewise.
8321 (sse_cvtss2si_2): Likewise.
8322 (sse_cvtss2siq): Likewise.
8323 (sse_cvtss2siq_2): Likewise.
8324 (sse_cvttss2si): Likewise.
8325 (sse_cvttss2siq): Likewise.
8326 (sse2_cvtsd2si): Likewise.
8327 (sse2_cvtsd2si_2): Likewise.
8328 (sse2_cvtsd2siq): Likewise.
8329 (sse2_cvtsd2siq_2): Likewise.
8330 (sse2_cvttsd2si): Likewise.
8331 (sse2_cvttsd2siq): Likewise.
8332 (sse2_cvtdq2pd): Likewise.
8333 (*sse2_cvtpd2dq): Likewise.
8334 (*sse2_cvttpd2dq): Likewise.
8335 (*sse2_cvtpd2ps): Likewise.
8336 (sse2_cvtps2pd): Likewise.
8337 (sse3_movshdup): Likewise.
8338 (sse3_movsldup): Likewise.
8339 (sse_storehps): Likewise.
8340 (*sse4_1_extractps): Likewise.
8341 (sse2_storelpd): Likewise.
8342 (vec_dupv2df_sse3): Likewise.
8343 (*vec_concatv2df_sse3): Likewise.
8344 (*sse4_1_pextrb): Likewise.
8345 (*sse4_1_pextrb_memory): Likewise.
8346 (*sse2_pextrw): Likewise.
8347 (*sse4_1_pextrw_memory): Likewise.
8348 (*sse4_1_pextrd): Likewise.
8349 (*sse4_1_pextrq): Likewise.
8350 (sse2_pshufd_1): Likewise.
8351 (sse2_pshuflw_1): Likewise.
8352 (sse2_pshufhw_1): Likewise.
8353 (*sse2_storeq_rex64): Likewise.
8354 (*vec_dupv4si): Likewise.
8355 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8356 (sse2_pmovmskb): Likewise.
8357 (*sse2_maskmovdqu): Likewise.
8358 (*sse2_maskmovdqu_rex64): Likewise.
8359 (sse_ldmxcsr): Likewise.
8360 (sse_stmxcsr): Likewise.
8361 (abs<mode>2): Likewise.
8362 (sse4_1_movntdqa): Likewise.
8363 (sse4_1_phminposuw): Likewise.
8364 (sse4_1_extendv8qiv8hi2): Likewise.
8365 (*sse4_1_extendv8qiv8hi2): Likewise.
8366 (sse4_1_extendv4qiv4si2): Likewise.
8367 (*sse4_1_extendv4qiv4si2): Likewise.
8368 (sse4_1_extendv2qiv2di2): Likewise.
8369 (*sse4_1_extendv2qiv2di2): Likewise.
8370 (sse4_1_extendv4hiv4si2): Likewise.
8371 (*sse4_1_extendv4hiv4si2): Likewise.
8372 (sse4_1_extendv2hiv2di2): Likewise.
8373 (*sse4_1_extendv2hiv2di2): Likewise.
8374 (sse4_1_extendv2siv2di2): Likewise.
8375 (*sse4_1_extendv2siv2di2): Likewise.
8376 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8377 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8378 (sse4_1_zero_extendv4qiv4si2): Likewise.
8379 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8380 (sse4_1_zero_extendv2qiv2di2): Likewise.
8381 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8382 (sse4_1_zero_extendv4hiv4si2): Likewise.
8383 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8384 (sse4_1_zero_extendv2hiv2di2): Likewise.
8385 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8386 (sse4_1_zero_extendv2siv2di2): Likewise.
8387 (*sse4_1_zero_extendv2siv2di2): Likewise.
8388 (sse4_1_ptest): Likewise.
8389 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8390 (sse4_2_pcmpestri): Likewise.
8391 (sse4_2_pcmpestrm): Likewise.
8392 (sse4_2_pcmpistri): Likewise.
8393 (sse4_2_pcmpistrm): Likewise.
8395 (aeskeygenassist): Likewise.
8397 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8399 * config/i386/predicates.md (vzeroall_operation): New.
8401 * config/i386/sse.md (avx_vzeroall): New.
8402 (*avx_vzeroall): Likewise.
8404 2008-08-28 Paul Brook <paul@codesourcery.com>
8405 Mark Shinwell <shinwell@codesourcery.com>
8406 Richard Earnshaw <richard.earnshaw@arm.com>
8408 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8409 (TARGET_MIN_ANCHOR_OFFSET): New.
8410 (arm_override_options): Set correct anchor ranges for Thumb-1
8411 and Thumb-2 if required.
8412 (legitimize_pic_address): Handle case involving a TLS symbol
8413 reference with an addend.
8414 (arm_optimization_options): Enable section anchors at -O1 and
8416 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8417 * config/arm/arm-protos.h (arm_optimization_options): New.
8419 2008-08-28 Nick Clifton <nickc@redhat.com>
8421 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8422 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8425 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8426 * config/v850/v850.md (return): Remove frame size restriction.
8428 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8430 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8432 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8434 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8436 2008-08-28 Paul Brook <paul@codesourcery.com>
8438 * config/arm/vfp11.md: Update license notice.
8439 * config/arm/cortex-r4.md: Ditto.
8441 2008-08-28 Richard Guenther <rguenther@suse.de>
8443 PR tree-optimization/37207
8444 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8447 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8450 * tree.c (int_fits_type_p): Don't forget unsigned integers
8451 of type sizetype which higher end word equals -1.
8453 2008-08-28 Ira Rosen <irar@il.ibm.com>
8455 * target.h (struct vectorize): Add new target builtin.
8456 * tree-vectorizer.c (destroy_loop_vec_info): Call
8457 vect_free_slp_instance instead of vect_free_slp_node.
8458 * tree-vectorizer.h (enum slp_load_perm_type): New.
8459 (struct _slp_instance): Add new fields.
8460 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8461 (SLP_INSTANCE_LOADS): New.
8462 (vect_free_slp_tree): Remove.
8463 (vect_free_slp_instance): Declare.
8464 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8465 (vectorizable_load): Add argument.
8466 (vect_transform_slp_perm_load): New.
8467 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8469 (vect_get_place_in_interleaving_chain): New function.
8470 (vect_free_slp_tree): Make static.
8471 (vect_free_slp_instance): New function.
8472 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8473 collect the load location in the interleaving chain.
8474 (vect_supported_slp_permutation_p): New function.
8475 (vect_supported_load_permutation_p): Likewise.
8476 (vect_analyze_slp_instance): In case of loads permutation, call
8477 vect_supported_load_permutation_p to check that the permutation is
8479 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8480 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8481 (vect_create_mask_and_perm): New function.
8482 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8483 (vectorizable_load): Add an argument. Don't keep the created vectors
8484 statements in the node if permutation is required. Call
8485 vect_transform_slp_perm_load to generate the permutation.
8486 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8487 additional argument.
8488 (vect_schedule_slp_instance): In case of loads permutation, allocate
8489 vectorized statements structure for all the related SLP nodes. Call
8490 vect_transform_stmt with addditional argument.
8491 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8492 * config/spu/spu.c (spu_builtin_vec_perm): New.
8493 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8494 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8495 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8496 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8498 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8500 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8501 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8502 __gthread_cond_signal, __gthread_cond_timedwait,
8503 __gthread_cond_timedwait_recursive): New functions.
8504 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8506 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8509 2008-08-28 Richard Guenther <rguenther@suse.de>
8512 * fold-const.c (maybe_canonicalize_comparison_1): Require
8513 undefined overflow only for canonicalizing A +- CST cmp CST.
8514 Make sure to not generate new constants that are not inside
8515 their TYPE_MIN/MAX_VALUE range.
8516 (maybe_canonicalize_comparison): Remove undefined overflow
8518 (fold_binary): Remove now duplicate folding.
8520 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8522 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8523 use not updated in the last change.
8525 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8527 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8528 (IRA_COVER_CLASSES): Add FPUL_REGS.
8530 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8533 * c-common.c (conversion_warning): Check for null operands.
8535 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8538 * c-decl.c (check_for_loop_decls): Improve error message. Give
8541 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8544 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8545 (convert_for_assignment): Pass corrent OPT_W* parameter to
8546 WARN_FOR_ASSIGNMENT.
8548 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8551 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8553 2008-08-27 Paul Brook <paul@codesourcery.com>
8555 * config.gcc: Loosen checks for arm uclinux eabi targets.
8557 2008-08-27 Paul Brook <paul@codesourcery.com>
8559 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8561 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8563 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8565 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8566 the enumerators of an ENUMERAL_TYPE.
8567 * dbxout.c (dbxout_type): Ditto.
8569 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8572 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8573 (fwprop_addr): Check that the loop_father is not the outer loop.
8575 2008-08-26 Paul Brook <paul@codesourcery.com>
8577 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8578 Remove documentation entry for fmul type.
8579 Use fmuls to annotate single-precision multiplication patterns,
8580 fmuld to annotate double-precision multiplication patterns,
8581 fmacs to annotate single-precision multiply-accumulate patterns
8582 and fmacd to annotate double-precision multiply-accumulate patterns.
8583 * config/arm/vfp11.md: Update reservations accordingly.
8584 * config/arm/arm.md: Note that certain values of the "type"
8585 attribute are documented in vfp.md.
8586 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8587 (v10_cvt): Use new fmul types.
8589 2008-08-26 Paul Brook <paul@codesourcery.com>
8591 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8592 * config/arm/vfp11.md: ...here. New.
8593 * config/arm/arm.md: Include vfp11.md.
8595 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8597 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8598 parameter to inform call.
8600 2008-08-26 Jeff Law <law@redhat.com>
8602 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8603 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8604 preferred class when copying a constant into a partial word register.
8606 2008-08-26 Ben Elliston <bje@au.ibm.com>
8608 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8609 * cp/typeck.c: Likewise.
8610 * cp/tree.c: Likewise.
8611 * gimple-low.c: Likewise.
8614 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8616 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8617 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8619 * doc/passes.texi: Describe IRA.
8621 * doc/tm.texi (IRA_COVER_CLASSES,
8622 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8624 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8625 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8626 -fira-propagate-cost, -fno-ira-share-save-slots,
8627 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8629 * flags.h (ira_algorithm): New enumeration.
8630 (flag_ira_algorithm, flag_ira_verbose): New external variable
8633 * postreload.c (gate_handle_postreload): Don't do post reload
8634 optimizations unless the reload is completed.
8636 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8639 * tree-pass.h (pass_ira): New external variable declaration.
8641 * reload.h: Add 2008 to the Copyright.
8643 * cfgloopanal.c: Include params.h.
8644 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8647 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8649 * toplev.c (ira.h): New include.
8650 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8651 (backend_init_target): Call ira_init.
8652 (backend_init): Call ira_init_once.
8653 (finalize): Call finish_ira_once.
8655 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8656 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8659 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8660 may_move_out_cost): New external variable declarations.
8661 (move_table): New typedef.
8663 * caller-save.c: Include headers output.h and ira.h.
8664 (no_caller_save_reg_set): New global variable.
8665 (save_slots_num, save_slots): New variables.
8666 (reg_save_code, reg_restore_code, add_stored_regs): Add
8668 (init_caller_save): Set up no_caller_save_reg_set.
8669 (init_save_areas): Reset save_slots_num.
8670 (saved_hard_reg): New structure.
8671 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8672 (initiate_saved_hard_regs, new_saved_hard_reg,
8673 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8675 (setup_save_areas): Add code for sharing stack slots.
8676 (all_blocks): New variable.
8677 (save_call_clobbered_regs): Process pseudo-register too.
8678 (mark_set_regs): Process pseudo-register too.
8679 (insert_one_insn): Put the insn after bb note in a empty basic
8680 block. Add insn check.
8682 * global.c (eliminable_regset): Make it external.
8683 (mark_elimination): Use DF_LR_IN for IRA.
8684 (pseudo_for_reload_consideration_p): New.
8685 (build_insn_chain): Make it external. Don't ignore spilled
8686 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8687 (gate_handle_global_alloc): New function.
8688 (pass_global_alloc): Add the gate function.
8690 * opts.c (decode_options): Set up flag_ira. Print the warning for
8692 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8694 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8696 * regmove.c (regmove_optimize): Don't do replacement of output for
8699 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8700 New external variable declarations.
8702 * local-alloc.c (update_equiv_regs): Make it external. Return
8703 true if jump label rebuilding should be done. Rescan new_insn for
8705 (gate_handle_local_alloc): New function.
8706 (pass_local_alloc): Add the gate function.
8708 * alias.c (value_addr_p, stack_addr_p): New functions.
8709 (nonoverlapping_memrefs_p): Use them for IRA.
8711 * common.opt (fira, fira-algorithm, fira-coalesce,
8712 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8713 fira-verbose): New options.
8715 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8716 move_cost, may_move_in_cost, may_move_out_cost): Make the
8718 (move_table): Remove typedef.
8719 (init_move_cost): Make it external.
8720 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8723 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8724 setup_reg_classes): New function prototypes.
8725 (eliminable_regset): New external variable declaration.
8726 (build_insn_chain, update_equiv_regs): New function prototypes.
8728 * Makefile.in (IRA_INT_H): New definition.
8729 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8730 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8731 (reload1.o, toplev.o): Add dependence on ira.h.
8732 (cfgloopanal.o): Add PARAMS_H.
8733 (caller-save.o): Add dependence on output.h and ira.h.
8734 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8735 ira-emit.o, ira-lives.o): New entries.
8737 * passes.c (pass_ira): New pass.
8739 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8741 * reload1.c (ira.h): Include the header.
8742 (changed_allocation_pseudos): New bitmap.
8743 (init_reload): Initiate the bitmap.
8744 (compute_use_by_pseudos): Permits spilled registers in FROM.
8745 (temp_pseudo_reg_arr): New variable.
8746 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8747 IRA. Call alter_reg with the additional parameter. Don't clear
8748 spilled_pseudos for IRA. Restore original insn chain for IRA.
8749 Clear changed_allocation_pseudos at the end of reload.
8750 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8751 (hard_regno_to_pseudo_regno): New variable.
8752 (count_pseudo): Check spilled pseudos. Set up
8753 hard_regno_to_pseudo_regno.
8754 (count_spilled_pseudo): Check spilled pseudos. Update
8755 hard_regno_to_pseudo_regno.
8756 (find_reg): Use better_spill_reload_regno_p. Check
8757 hard_regno_to_pseudo_regno.
8758 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8760 (eliminate_regs_1): Use additional parameter for alter_reg.
8761 (finish_spills): Set up pseudo_previous_regs only for spilled
8762 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8763 more arguments. Don't clear live_throughout and dead_or_set for
8764 spilled pseudos. Use additional parameter for alter_reg. Call
8765 mark_allocation_change. Set up changed_allocation_pseudos.
8766 Remove sanity check.
8767 (emit_input_reload_insns, delete_output_reload): Use additional
8768 parameter for alter_reg. Call mark_allocation_change.
8769 (substitute, gen_reload_chain_without_interm_reg_p): New
8771 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8773 * testsuite/gcc.dg/20080410-1.c: New file.
8775 * config/s390/s390.h (IRA_COVER_CLASSES,
8776 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8778 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8780 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8782 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8784 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8786 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8788 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8790 2008-08-24 Jeff Law <law@redhat.com>
8791 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8792 when ignoring unavailable registers.
8794 2008-08-24 Jeff Law <law@redhat.com>
8795 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8796 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8797 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8798 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8800 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8801 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8803 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8804 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8805 * reload1.c (find_reg): Process registers in register allocation order.
8807 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8808 * toplev.c (backend_init_target): Move ira_init call from
8810 (lang_dependent_init_target): ...to here.
8812 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8813 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8814 calculate memory move costs for NO_REGS.
8816 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8817 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8818 STACK_REGS is defined.
8820 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8821 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8823 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8824 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8826 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8827 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8828 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8831 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8832 Dorit Nuzman <dorit@il.ibm.com>
8834 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8835 vec_extract_evenv4sf, vec_extract_evenv8hi,
8836 vec_extract_evenv16qi, vec_extract_oddv4si,
8837 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8838 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8839 vec_interleave_highv4si, vec_interleave_lowv4si,
8840 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8841 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8842 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8844 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8847 * config/rs6000/rs6000.c (optimization_options): Don't default to
8848 section anchors without toplevel reorder.
8850 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8852 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8853 (mfc_end_critical_section): Likewise.
8855 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8857 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8858 all type qualifiers from element type to vector type.
8860 2008-08-25 David Daney <ddaney@avtrex.com>
8862 * config/mips/mips.md (immediate_insn): Move up in file, fix
8863 comment typo, reformat.
8864 (fetchop_bit, atomic_hiqi_op memory_barrier,
8865 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8866 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8867 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8868 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8869 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8870 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8871 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8872 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8873 sync_old_nand<mode>, sync_new_nand<mode>,
8874 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8875 test_and_set_12): Moved to sync.md.
8877 * config/mips/sync.md: New file.
8879 2008-08-25 Richard Henderson <rth@redhat.com>
8881 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8882 (regsave): Likewise.
8883 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8884 (output_cfi_directive): Likewise.
8885 (div_data_align): New.
8886 (output_cfi): Use it.
8888 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8890 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8891 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8892 (TARGET_OCTEON): New macro.
8893 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8894 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8895 (ISA_HAS_POP): New macro.
8896 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8898 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8900 * config/mips/mips.md (cpu): Add octeon.
8901 (type): Add pop attribute value.
8902 (popcount<mode>2): New pattern.
8903 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8905 2008-08-24 Jan Hubicka <jh@suse.cz>
8907 * doc/invoke.texi (-fipa-cp-clone): New option.
8908 (-fipa-cp): Update docs.
8909 (--param ipcp-unit-growth):New.
8910 * ipa-cp.c: Include fibheap.h, params.h
8911 (ipcp_initialize_node_lattices): When not cloning, all externally
8912 visible functions are bottom.
8913 (ipcp_need_redirect_p): Accept clones.
8914 (ipcp_insert_stage): Use cost driven heuristics.
8915 (max_count, dead_nodes): New static vars.
8916 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8917 ipcp_const_param_count): New functions.
8918 * common.opt (ipa-cp-clone): New command line option.
8919 * params.def (ipcp-unit-growth): New.
8921 2008-08-24 Jan Hubicka <jh@suse.cz>
8923 * tree-inline.c (tree_function_versioning): Look harder
8924 for referenced vars.
8926 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8928 PR tree-optimization/37185
8929 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8931 2008-08-23 Jan Hubicka <jh@suse.cz>
8933 * ipa-cp.c (ipcp_analyze_node): New function.
8934 (ipcp_update_cloned_node): Use it.
8935 (ipcp_init_stage): Likewise.
8936 * ipa-inline.c (function_insertion_hook_holder): New static var.
8937 (analyze_function): Break out from ....
8938 (inline_generate_summary): Here; register insertion hook.
8939 (cgraph_decide_inlining): Remove hook.
8940 (add_new_function): New function.
8942 2008-08-23 Jan Hubicka <jh@suse.cz>
8944 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8946 2008-08-23 Jan Hubicka <jh@suse.cz>
8948 * ipa-cp.c (constant_val_insert): Remove.
8949 (ipcp_propagate_one_const): Remove.
8950 (ipcp_create_replace_map): Always insert replacements to the map.
8951 (ipcp_insert_stage): Do not try to insert statements by hand.
8952 * tree-inline.c (insert_init_stmt): Break out from ...
8953 (setup_one_parameter): ... here; allow NULL BB pointer.
8954 (tree_function_versioning): Use setup_one_parameter to process
8957 2008-08-23 Jan Hubicka <jh@suse.cz>
8959 * tree.c (decl_address_ip_invariant_p): New function.
8960 * tree.h (decl_address_ip_invariant_p): Declare.
8961 * gimple.c (strip_invariant_refs): Break out from ...
8962 (is_gimple_invariant_address): ... here
8963 (is_gimple_ip_invariant_address): New function.
8964 (is_gimple_ip_invariant): New function.
8965 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8968 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8969 (ipcp_lat_is_insertable): All constants are insertable.
8970 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8971 IPA_CONST_VALUE_REF.
8972 (ipcp_initialize_node_lattices): Propagate all types of operands.
8973 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8974 (ipcp_create_replace_map): Reformat.
8975 (ipcp_need_redirect_p): Simplify.
8976 (ipcp_insert_stage): Check that argument is used before clonning.
8977 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8979 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8980 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8981 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8982 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8983 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8984 * tree-inline.c (tree_function_versioning): Add variables referenced
8987 2008-08-23 Jan Hubicka <jh@suse.cz>
8990 * i386.c (standard_80387_constant_p): Use optimize_size.
8992 2008-08-23 Ira Rosen <irar@il.ibm.com>
8994 PR tree-optimization/37161
8995 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8996 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8997 (vect_determine_vectorization_factor): Move the scalar type
8998 retrieval to vect_get_smallest_scalar_type.
8999 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9000 scalar type. Remove redundant computation.
9001 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9002 (vect_get_slp_defs): Take the type of RHS into account if
9003 necessary by calling vect_get_smallest_scalar_type. Call
9004 vect_get_constant_vectors with additional argument.
9006 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9009 * doc/invoke.texi (Wwrite-strings): Clarify description.
9011 2008-08-23 Ira Rosen <irar@il.ibm.com>
9013 PR tree-optimization/37174
9014 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9015 def stmt is a part of the loop before accessing its stmt_vec_info.
9017 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9020 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9021 (*swap): New insn pattern.
9022 (*ashlqi3): Rename from ashlqi3 insn pattern.
9023 (ashlqi3): New expanders.
9024 (*lshrqi3): Rename from lshrqi3 insn pattern.
9025 (lshrqi3): New expanders.
9026 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9027 lshrqi3_const5, lshrqi3_const6): New splitters.
9028 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9029 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9032 2008-08-22 Richard Guenther <rguenther@suse.de>
9034 PR tree-optimization/37078
9035 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9036 [+INF, +INF] ranges.
9038 2008-08-22 Richard Guenther <rguenther@suse.de>
9040 PR tree-optimization/37143
9041 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9042 a conversion statement instead of a copy.
9044 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9048 CCCmode, CCOmode and CCSmode destination modes.
9051 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9052 from different units in a single alternative.
9053 (*vec_extractv2sf_1): Ditto.
9054 (*vec_extractv2si_0): Ditto.
9055 (*vec_extractv2si_1): Ditto.
9056 * config/i386/sse.md (sse2_storehpd): Ditto.
9057 (sse2_storelpd): Ditto.
9058 (sse2_loadhpd): Ditto.
9059 (sse2_loadlpd): Ditto.
9062 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9063 (popcountsi2): Ditto.
9064 (clzdi2_abm): Ditto.
9065 (popcountdi2): Ditto.
9066 (clzhi2_abm): Ditto.
9067 (popcounthi2): Ditto.
9069 2008-08-22 Richard Guenther <rguenther@suse.de>
9073 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9074 if the multiplication does not overflow.
9076 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9078 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9080 2008-08-21 Richard Henderson <rth@redhat.com>
9082 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9083 spurrious comma from test.
9084 * configure: Rebuild.
9086 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9089 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9092 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9094 * c-tree.h (grokfield): New argument.
9095 * c-decl.c (grokfield): Handle new location argument.
9096 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9098 2008-08-21 Richard Guenther <rguenther@suse.de>
9100 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9102 2008-08-21 Jan Hubicka <jh@suse.cz>
9104 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9105 (cgraph_add_function_insertion_hook,
9106 cgraph_remove_function_insertion_hook,
9107 cgraph_call_function_insertion_hooks): New functions.
9108 * cgraph.h (cgraph_add_function_insertion_hook,
9109 cgraph_remove_function_insertion_hook,
9110 cgraph_call_function_insertion_hooks): Declare.
9111 * ipa-reference.c (function_insertion_hook_holder): New variable.
9112 (check_operand, look_for_address_of): When checking late, do not care
9113 about module bitmaps.
9114 (add_new_function): New function.
9115 (generate_summary): Register hooks; zero module bitmaps.
9116 (propagate): Unregister hooks.
9117 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9118 (add_new_function): New function.
9119 (generate_summary): Register hook.
9120 (propagate): Remove hook.
9122 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9124 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9125 * ipa-cp.c (ipcp_update_cloned_node): New function.
9126 (build_const_val): Handle functions correctly; bring type logic
9127 into sync with tree-inline.c
9128 (ipcp_init_stage): Take care of computing stuff needed by
9129 indirect inlining; update clones.
9130 (ipcp_generate_summary): Break out of ipcp_driver.
9131 (ipcp_driver): Do only execution and transformation.
9132 (pass_ipa_cp): Make IPA_PASS.
9133 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9135 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9136 ipcp, some info is already available.
9137 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9138 * tree-inline.c (remap_ssa_name): Unshare expression.
9140 2008-08-21 Richard Guenther <rguenther@suse.de>
9142 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9143 a PHI ask VN if it is already available.
9144 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9145 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9147 2008-08-21 Richard Guenther <rguenther@suse.de>
9150 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9151 makes sure to produce a result of the correct type.
9153 2008-08-21 Jan Hubicka <jh@suse.cz>
9154 Backport from LTO branch:
9156 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9157 Jan Hubicka <jh@suse.cz>
9160 (init_state, finish_state, set_function_state, generate_summary):
9162 (scan_stmt): Renamed from scan_function. Changed to keep state in
9163 local static vars rather than cgraph aux field.
9164 (propagate): Renamed from static_execute. Changed to keep state in
9165 local static vars rather than cgraph aux field.
9166 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9167 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9169 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9171 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9172 * ipa-reference.c (init_function_info, generate_summary,
9173 propagate): New functions.
9174 (analyze_function): Call init_function_info.
9175 (static_execute): Stripped into generate_summary and propagate.
9176 (pass_ipa_reference): Made into ipa_opt_pass.
9178 2008-08-21 Richard Guenther <rguenther@suse.de>
9180 PR tree-optimization/37181
9181 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9183 (extract_range_from_unary_expr): Likewise.
9185 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9187 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9189 * toplev.h (pedwarn_at): Likewise.
9190 * builtins.c: Update all calls to pedwarn.
9191 * c-lex.c: Likewise.
9192 * toplev.c: Likewise.
9193 * c-tree.h: Likewise.
9194 * c-decl.c: Likewise.
9195 * c-errors.c: Likewise.
9196 * c-typeck.c: Likewise.
9197 * c-common.c: Likewise.
9198 * c-parser.c: Likewise.
9200 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9203 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9204 with MODE_VECTOR_INT mode.
9206 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9209 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9210 initialized outside the current module.
9211 (warn_uninitialized_var): Ignore left-hand side when walking the
9212 trees. Ignore address expressions. Examine VUSE operands in gimple
9213 statements with a variable declaration on the right-hand side.
9215 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9218 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9220 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9223 * c-common.c (conversion_warning): Do not warn if applying bit-and
9224 operator to unsigned constant that fits in the target type.
9226 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9229 * c-common.c (conversion_warning): Do not warn for artificial
9232 2008-08-20 Richard Guenther <rguenther@suse.de>
9234 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9235 (extract_range_from_binary_expr): Fall back to constant propagation.
9236 (extract_range_from_unary_expr): Likewise.
9238 2008-08-20 Richard Guenther <rguenther@suse.de>
9240 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9241 with TREE_THIS_VOLATILE on shared nodes.
9242 (fold_stmt_r): Likewise.
9244 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9247 * c-parser.c (c_parser_attributes): For keywords use canonical
9248 spelling for attr_name.
9250 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9252 * value-prof.c (check_counter): Revert wrong call to error.
9254 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9256 * profile.c: Update calls to inform.
9257 * value-prof.c: Update calls to inform.
9259 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9261 * diagnostic.c (inform): Add an explicit location_t parameter.
9262 * toplev.h (inform): Update declaration.
9263 * builtins.c: Update all calls to inform.
9264 * c-common.c: Likewise.
9265 * c-decl.c: Likewise.
9266 * c-opts.c: Likewise.
9267 * c-pch.c: Likewise.
9268 * c-pragma.c: Likewise.
9269 * c-typeck.c: Likewise.
9270 * coverage.c: Likewise.
9272 * toplev.c: Likewise.
9273 * tree-cfg.c: Likewise.
9274 * tree-ssa.c: Likewise.
9276 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9279 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9280 V2DI mode, for SSE4.1, use movq instead of vector set if the
9281 second element is zero and inter-unit moves are OK.
9283 2008-08-20 Richard Guenther <rguenther@suse.de>
9285 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9286 properly handle conversion/copy chains after tuplification.
9288 2008-08-20 Richard Guenther <rguenther@suse.de>
9290 * passes.c (init_optimization_passes): Move the second
9291 forwprop pass before alias computation. Remove the second
9292 DCE pass. Remove the first dominator and phi copy/const
9295 2008-08-20 Nick Clifton <nickc@redhat.com>
9297 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9298 support of this feature. Do not assume that a sufficiently new
9299 assembler will support the feature regardless of the target type.
9300 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9301 * configure: Regenerate.
9303 2008-08-20 Richard Guenther <rguenther@suse.de>
9305 * tree-vrp.c (found_in_subgraph): Remove.
9306 (live): New global static.
9307 (live_on_edge): New function.
9308 (blocks_visited): Remove.
9309 (register_edge_assert_for_2): Use live_on_edge.
9310 (find_conditional_asserts): Remove code dealing with
9311 found_in_subgraph. Do not walk the CFG.
9312 (find_switch_asserts): Likewise.
9313 (find_assert_locations_1): Renamed from find_assert_locations.
9314 Move finding assert locations for conditional and switch
9315 statements first. Update live bitmap. Do not walk the CFG.
9316 (find_assert_locations): New function.
9317 (insert_range_assertions): Remove entry of CFG walk.
9318 Adjust call to find_assert_locations.
9319 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9320 that only can appear because of fake exit edges but assert we
9321 never try to insert on those.
9322 (fini_pre): Do not remove fake exit edges here...
9323 (execute_pre): ...but here, before committing edge inserts.
9325 2008-08-19 Richard Guenther <rguenther@suse.de>
9327 * passes.c (init_optimization_passes): Exchange store-ccp
9330 2008-08-19 Rafael Espíndola <espindola@google.com>
9332 * varasm.c (weak_decls): Move earlier in the file.
9333 (assemble_external): Add weak decls to the weak_decls list.
9334 (declare_weak): Don't add decls to the weak_decls list.
9336 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9339 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9340 before (sse2_shufpd_<mode>).
9342 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9345 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9346 * tree.c (block_nonartificial_location): Likewise.
9348 2008-08-19 Richard Guenther <rguenther@suse.de>
9350 PR tree-optimization/35972
9351 PR tree-optimization/23094
9352 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9354 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9355 handle MISALIGNED_INDIRECT_REF.
9356 (get_ref_from_reference_ops): New helper.
9357 (vn_reference_lookup_pieces): Walk the use-def chain using the
9358 alias-oracle if requested.
9359 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9360 walking the use-def chain.
9361 (compute_avail): But not here.
9362 (create_component_ref_by_pieces_1): Properly handle
9363 MISALIGNED_INDIRECT_REF.
9364 (do_regular_insertion): Handle fully redundant
9365 expressions after PHI-translation also for SSA_NAME values, not
9366 only constants. Correctly use edoubleprime for that.
9368 2008-08-19 Ira Rosen <irar@il.ibm.com>
9370 * tree-vectorizer.c (supportable_widening_operation): Support
9371 multi-step conversion, return the number of steps in such conversion
9372 and the required intermediate types.
9373 (supportable_narrowing_operation): Likewise.
9374 * tree-vectorizer.h (vect_pow2): New function.
9375 (supportable_widening_operation): Change argument types.
9376 (supportable_narrowing_operation): Likewise.
9377 (vectorizable_type_promotion): Add an argument.
9378 (vectorizable_type_demotion): Likewise.
9379 * tree-vect-analyze.c (vect_analyze_operations): Call
9380 vectorizable_type_promotion and vectorizable_type_demotion with
9381 additional argument.
9382 (vect_get_and_check_slp_defs): Detect patterns.
9383 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9385 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9386 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9387 factor according to the smallest type in the loop.
9388 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9389 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9390 supportable_widening_operation with correct arguments.
9391 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9392 operands lists according to the number of vector statements in left
9393 or right node, if exists.
9394 (vect_gen_widened_results_half): Remove unused argument.
9395 (vectorizable_conversion): Call supportable_widening_operation,
9396 supportable_narrowing_operation, and vect_gen_widened_results_half
9397 with correct arguments.
9398 (vectorizable_assignment): Change documentation, support multiple
9400 (vectorizable_operation): Likewise.
9401 (vect_get_loop_based_defs): New function.
9402 (vect_create_vectorized_demotion_stmts): Likewise.
9403 (vectorizable_type_demotion): Support loop-aware SLP and general
9404 multi-step conversion. Call vect_get_loop_based_defs and
9405 vect_create_vectorized_demotion_stmts for transformation.
9406 (vect_create_vectorized_promotion_stmts): New function.
9407 (vectorizable_type_promotion): Support loop-aware SLP and general
9408 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9410 (vectorizable_store): Change documentation, support multiple
9412 (vectorizable_load): Likewise.
9413 (vect_transform_stmt): Pass SLP_NODE to
9414 vectorizable_type_promotion and vectorizable_type_demotion.
9415 (vect_schedule_slp_instance): Move here the calculation of number
9416 of vectorized statements for each node from...
9417 (vect_schedule_slp): ... here.
9418 (vect_transform_loop): Call vect_schedule_slp without the last
9421 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9424 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9425 to == in assert statement.
9426 (vectorizable_reduction): Fix typo.
9428 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9431 * value-prof.c (check_counter): Dereference pointer to overall
9432 count when printing it.
9434 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9436 * profile.h: Really add it.
9438 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9440 * mcf.c: Really add it.
9442 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9443 Vinodha Ramasamy <vinodha@google.com>
9445 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9447 * value-prof.c (check_counter): Fix the counter if
9448 flag_profile_correction is true.
9449 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9450 tree_mod_subtract_transform):
9451 Follow check_counter parameter change.
9452 * common.opt (fprofile-correction): New option.
9454 * profile.h: Likewise.
9455 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9456 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9457 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9459 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9460 flag_profile_correction is set.
9462 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9464 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9466 2008-08-18 Tomas Bily <tbily@suse.cz>
9468 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9469 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9471 * tree-data-ref.c (split_constant_offset_1): Likewise.
9472 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9473 * tree-sra.c (sra_walk_expr): Likewise.
9474 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9475 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9476 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9477 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9479 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9480 * tree-vect-transform.c (vectorizable_type_demotion)
9481 (vectorizable_type_promotion): Likewise.
9482 * tree-inline.c (expand_call_inline):
9483 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9484 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9485 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9486 * expr.c (expand_expr_real_1): Likewise.
9487 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9488 (gimple_assign_unary_useless_conversion_p): Likewise.
9489 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9490 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9491 * fold-const.c (fold_unary): Likewise.
9492 * tree.h (CONVERT_EXPR_P): Likewise.
9493 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9494 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9496 (register_edge_assert_for_2, extract_range_from_unary_expr)
9497 (register_edge_assert_for_1): Likewise.
9499 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9501 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9502 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9503 (enum real_value_const): Delete.
9504 (get_real_const): Delete.
9505 * real.c (get_real_const): Delete.
9506 (dconst_e_ptr): Define.
9507 (dconst_third_ptr): Define.
9508 (dconst_sqrt2_ptr): Define.
9509 * builtins.c: Update all callers.
9511 2008-08-18 Richard Guenther <rguenther@suse.de>
9513 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9514 statement iterator after statement removal.
9516 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9518 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9519 (detect_processor_freebsd): Likewise.
9520 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9522 2008-08-18 Richard Guenther <rguenther@suse.de>
9524 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9525 and loads have the correct types.
9527 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9530 * c-opts.c (cpp_opts): Remove static.
9531 * c-parser.c (cpp_opts): Declare it extern.
9532 (disable_extension_diagnostics): Handle cpp options.
9533 (enable_extension_diagnostics): Likewise.
9535 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9537 * diagnostics.c (permerror_at): Rename as permerror.
9538 (permerror): Delete.
9539 * toplev.h: Likewise.
9541 2008-08-18 Richard Guenther <rguenther@suse.de>
9543 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9544 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9545 Move call_cdce before build_alias. Move copyrename2,
9546 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9547 right after final inlining.
9548 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9549 (pass_build_cfg): But instead via TODO_dump_func.
9551 2008-08-18 Richard Guenther <rguenther@suse.de>
9553 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9555 (scalarize_init): If we failed to generate some initializers
9556 do not generate zeros for not instantiated members. Instead
9557 rely on the copy out.
9558 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9559 about missing flow-sensitive alias info only if we have
9562 2008-08-17 Nick Clifton <nickc@redhat.com>
9564 * doc/extend.texi (Function Attributes): Fix typo in description
9565 if hot function attribute.
9567 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9568 Richard Sandiford <rdsandiford@googlemail.com>
9570 * doc/install.texi (--with-mips-plt): Document.
9571 * doc/invoke.texi (-mplt, -mno-plt): Document.
9572 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9573 and handle ${with_mips_plt}.
9574 * config/mips/mips.opt (mplt): New option.
9575 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9576 (TARGET_ABICALLS_PIC2): Likewise.
9577 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9578 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9579 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9580 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9581 to decide whether to output ".option picX" directives.
9582 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9583 Pass -call_nonpic rather than -KPIC for -mplt.
9584 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9585 on the command line. Also remove it when -mabi=64 is used without
9587 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9588 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9589 TARGET_ABICALLS_PIC0.
9590 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9592 (mips16_build_function_stub): Only output ".option pic" directives
9593 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9594 (mips16_build_call_stub): Fix comment and remove redundant
9595 ".set at"/"set .noat" directives.
9596 (mips_function_rodata_section): Use the default behaviour for
9597 TARGET_ABSOLUTE_ABICALLS.
9598 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9599 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9600 (mips_restore_gp): Do nothing if the current function doesn't use
9602 (mips_expand_prologue): Only save $gp if the current function uses it.
9603 Use a normal move for TARGET_ABICALLS_PIC0.
9604 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9606 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9608 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9609 of function when handling GLOBAL_POINTER_REGNUM.
9611 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9614 * common.opt (-fstack-check): Do not declare the variable here.
9615 (-fstack-check=): New option variant.
9616 * doc/invoke.texi (Code Gen Options): Document it.
9617 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9618 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9619 (STACK_CHECK_STATIC_BUILTIN): New macro.
9620 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9621 * opts.c: Include expr.h.
9622 (common_handle_option) <OPT_fold_stack_check_>: New case.
9623 <OPT_fstack_check>: Likewise.
9624 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9625 consistently in the test for variable-sized types. Adjust for
9626 new behaviour of flag_stack_check.
9627 * explow.c: Include except.h.
9628 (allocate_dynamic_stack_space): Do not take into account
9629 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9630 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9631 for variable-sized parameters. Treat all parameters whose size is
9632 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9633 stack checking is enabled.
9634 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9635 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9636 if generic stack checking is enabled.
9637 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9638 * reload1.c (reload): Likewise.
9639 * stmt.c (expand_decl): Assert that all automatic variables have
9640 fixed size at this point and remove dead code.
9641 * flags.h (stack_check_type): New enumeration type.
9642 (flag_stack_check): Declare.
9643 * toplev.c (flag_stack_check): New global variable.
9644 * Makefile.in (opts.o): Add dependency on EXPR_H.
9645 (explow.o): Add dependency on except.h.
9647 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9649 * config/avr/avr.c (avr_override_options): Reduce value of
9650 PARAM_INLINE_CALL_COST.
9652 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9654 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9655 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9656 lieu of TYPE_MODE (type) throughout.
9658 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9660 * config/arm/arm.c (add_minipool_backward_ref): Check for
9661 8-byte-aligned entries in second case of forcing insertion after a
9662 particular entry. Change third case to avoid inserting
9663 non-8-byte-aligned entries before 8-byte-aligned ones.
9665 2008-08-15 Richard Guenther <rguenther@suse.de>
9667 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9668 strip components for unknown size accesses.
9670 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9672 * config/s390/2097.md New file.
9673 * config/s390/s390.md ("z10prop" attribute): Define none,
9674 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9675 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9676 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9677 possible values and apply them to insns as appropriate.
9678 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9679 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9680 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9681 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9682 ("bfp" mode attribute): Removed. Every occurence replaced
9684 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9685 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9688 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9691 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9694 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9696 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9697 additional argument. Support reduction when duplication is needed due
9698 to data-types of different sizes in the loop.
9699 (get_initial_def_for_induction): Fix printout.
9700 (vect_get_vec_def_for_stmt_copy): Support case where the
9701 vec_stmt_for_operand is a phi node.
9702 (vectorizable_reduction): Support reduction when duplication is needed
9703 due to data-types of different sizes in the loop.
9704 (vectorizable_call): Remove restriction to not vectorize in case we
9705 have data-types of different sizes in the loop.
9706 (vectorizable_conversion): Likewise.
9707 (vectorizable_operation): Likewise.
9708 (vectorizable_type_demotion): Likewise.
9709 (vectorizable_type_promotion): Likewise.
9710 (vectorizable_induction): Add restriction to not vectorize in case
9711 we have data-types of different sizes in the loop.
9713 2008-08-14 Christophe Saout <christophe@saout.de>
9714 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9718 (*vec_concatv2di_rex64_sse4_1): Ditto.
9719 (*vec_concatv2di_rex64_sse): Ditto.
9721 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9724 * fold-const.c (fold_widened_comparison): Do not allow
9725 sign changes that change the result even if shorter type
9726 is wider than arg1_unw's type.
9728 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9730 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9731 Skip if the multilib testing specifies -march that does not
9732 agree with the one specified in the testcase.
9734 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9736 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9737 zero extend SImode values being converted to TFmode before passing
9740 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9742 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9743 __PPU__ when targeting the Cell/B.E. PPU processor.
9745 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9747 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9748 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9749 Rematerialize the static chain, if any.
9750 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9753 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9755 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9756 (new_loc_descr): Likewise.
9757 (add_loc_descr): Likewise.
9758 (size_of_loc_descr): Likewise.
9759 (size_of_locs): Likewise.
9760 (output_loc_operands): Likewise.
9761 (output_loc_sequence): Likewise.
9762 (new_reg_loc_descr): New.
9763 (build_cfa_loc): Use it.
9764 (build_cfa_aligned_loc): Likewise.
9765 (one_reg_loc_descriptor): Likewise.
9766 (based_loc_descr): Likewise.
9768 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9771 * doc/invoke.texi (Wmain): Update.
9772 * c-decl.c (start_decl): warn_main is only 0 or 1.
9773 (start_function): Likewise. Fix formatting.
9774 (finish_function): Delete redundant warning.
9775 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9776 * c-opts (c_common_handle_option): -Wall only has effect if
9777 warn_main is uninitialized. OPT_Wmain is automatically
9778 handled. -pedantic also enables Wmain.
9779 (c_common_post_options): Handle all logic for Wmain here.
9780 * c-common.c (warn_main): Delete.
9781 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9782 * c-common.h (warn_main): Delete.
9784 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9787 * expr.c (emit_group_store): Allocate stack temp with the
9788 largest alignment when copying from register to stack.
9790 2008-08-13 Richard Guenther <rguenther@suse.de>
9792 * tree.h (maybe_fold_offset_to_address): Declare.
9793 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9794 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9795 Likewise for POINTER_PLUS_EXPR.
9796 (maybe_fold_offset_to_reference): Enable disabled code.
9797 (maybe_fold_offset_to_address): New function.
9798 (fold_stmt_r): Use it.
9799 (fold_gimple_assign): Likewise.
9800 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9801 (gimplify_expr): Likewise.
9803 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9805 * toplev.h (pedwarn_at): Fix declaration.
9807 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9809 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9810 LINK_SPEC): Use %R in -Y P argument.
9812 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9815 * diagnostic.c (pedwarn_at): New.
9816 * toplev.h (pedwarn_at): Declare.
9817 * c-tree.h (build_enumerator): Update declaration.
9818 * c-decl.c (finish_enum): Update comment.
9819 (build_enumerator): Take a location parameter. Give a pedwarn but do
9820 not perform any conversion.
9821 * c-parser.c (c_parser_enum_specifier): Set correct location for
9824 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9827 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9828 expressions except for conversions to signed:1 bitfields. Handle
9829 COND_EXPR with constant operands.
9831 2008-08-13 Richard Guenther <rguenther@suse.de>
9833 PR tree-optimization/15255
9834 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9835 (struct oecount_s): New struct and VEC types.
9837 (oecount_hash): New function.
9838 (oecount_eq): Likewise.
9839 (oecount_cmp): Likewise.
9840 (zero_one_operation): New function.
9841 (build_and_add_sum): Likewise.
9842 (undistribute_ops_list): Perform un-distribution of multiplication
9843 and division on the chain of summands.
9844 (should_break_up_subtract): Also break up subtracts for factors.
9845 (reassociate_bb): Delete dead visited statements.
9846 Call undistribute_ops_list. Re-sort and optimize if it did something.
9847 * passes.c (init_optimization_passes): Move DSE before
9849 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9852 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9854 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9856 * doc/invoke.texi: Revert unintended checkin.
9858 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9861 * gcc.c (include_spec_function): Tweak call to find_a_file.
9863 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9866 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9867 and TRUTH_ORIF_EXPR.
9868 * dojump.c (do_jump): Likewise.
9870 PR tree-optimization/37084
9871 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9872 if id->regimplify, don't assume stmt is a cast assignment.
9874 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9876 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9878 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9881 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9884 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9886 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9887 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9889 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9890 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9891 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9892 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9893 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9895 * doc/tm.texi (Storage Layout): Remove documentation for
9896 TARGET_FLOAT_FORMAT.
9898 * simplify-rtx.c (simplify_binary_operation_1): Replace
9899 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9901 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9903 * real.h (struct real_format): New member has_sign_dependent_rounding.
9904 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9905 spu_single_format, ieee_double_format, mips_double_format,
9906 motorola_double_format, ieee_extended_motorola_format,
9907 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9908 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9909 mips_extended_format, ieee_quad_format, mips_quad_format,
9910 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9911 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9913 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9914 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9915 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9916 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9917 (ROUND_TOWARDS_ZERO): Likewise.
9919 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9920 (FLOAT_MODE_FORMAT): New macro.
9921 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9922 (MODE_COMPOSITE_P): ... this new macro.
9923 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9924 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9925 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9927 * flags.h: Include "real.h".
9929 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9930 REAL_MODE_FORMAT_COMPOSITE_P.
9931 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9933 * doc/tm.texi (Storage Layout): Remove documentation of
9934 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9935 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9936 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9937 they only apply to libgcc2.a.
9939 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9941 * config/spu/float_disf.c: New file.
9942 * config/spu/float_unsdisf.c: New file.
9943 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9944 (LIB2FUNCS_EXCLUDE): Define.
9946 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9947 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9949 * real.h (struct real_format): New member round_towards_zero.
9950 * real.c (round_for_format): Respect fmt->round_towards_zero.
9951 (ieee_single_format, mips_single_format, motorola_single_format,
9952 spu_single_format, ieee_double_format, mips_double_format,
9953 motorola_double_format, ieee_extended_motorola_format,
9954 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9955 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9956 mips_extended_format, ieee_quad_format, mips_quad_format,
9957 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9958 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9960 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9961 real_format to choose rounding mode when calling MPFR functions.
9962 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9963 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9965 * real.h (real_to_decimal_for_mode): Add prototype.
9966 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9967 Respect target rounding mode when generating decimal representation.
9968 (real_to_decimal): New stub for backwards compatibility.
9969 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9970 real_to_decimal_for_mode instead of real_to_decimal.
9972 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9974 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9975 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9977 * real.c (spu_single_format): New variable.
9978 * real.h (spu_single_format): Declare.
9980 * config/spu/spu.c (spu_override_options): Install SFmode format.
9981 (spu_split_immediate): Use integer mode to operate on pieces of
9982 floating-point values in all cases.
9984 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9985 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9986 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9988 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9990 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9992 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9994 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9996 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9999 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10000 on the VAR_DECL instead of TYPE_READONLY on its type.
10002 2008-08-12 Ira Rosen <irar@il.ibm.com>
10004 * tree-vectorizer.c: Depend on langhooks.h.
10005 (supportable_widening_operation): Add two arguments. Support double
10007 (supportable_narrowing_operation): Likewise.
10008 * tree-vectorizer.h (supportable_widening_operation): Add two
10010 (supportable_narrowing_operation): Likewise.
10011 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10012 supportable_widening_operation with correct arguments.
10013 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10014 (vectorizable_type_demotion): Support double type conversions.
10015 (vectorizable_type_promotion): Likewise.
10016 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10018 2008-08-11 Michael Matz <matz@suse.de>
10020 * i386/i386.c (override_options): Move initialisation from
10021 flag_schedule_insns_after_reload to here from ...
10022 (optimization_options): ... here.
10024 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10026 PR rtl-optimization/36998
10027 * dwarf2out.c (compute_barrier_args_size_1,
10028 compute_barrier_args_size): Temporarily remove assertions.
10030 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10032 PR middle-end/20644
10033 * tree-ssa.c (struct walk_data): Add new flag
10034 warn_possibly_uninitialized.
10035 (warn_uninitialized_var): Use it.
10036 (warn_uninitialized_vars): New.
10037 (execute_early_warn_uninitialized): Call it.
10038 (execute_late_warn_uninitialized): Likewise.
10040 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10042 PR middle-end/36238
10043 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10044 for memory subregs.
10046 2008-08-09 Jan Hubicka <jh@suse.cz>
10049 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10051 (expand_fix): Be prepared for expansion to fail.
10052 (expand_sfix_optab): Remove instructions if expansion failed.
10054 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10056 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10057 avr31 architecture.
10058 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10059 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10061 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10063 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10064 mips/t-libgcc-mips16 to tmake_file.
10065 * config/mips/mips-protos.h (mips_call_type): New enum.
10066 (mips_pic_base_register, mips_got_load): Declare.
10067 (mips_restore_gp): Take an rtx argument.
10068 (mips_use_pic_fn_addr_reg_p): Declare.
10069 (mips_expand_call): Replace the sibcall_p argument with
10070 a mips_call_type argument. Add a lazy_p parameter.
10071 (mips_split_call): Declare.
10072 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10073 (MIPS16_PIC_TEMP): Likewise.
10074 (reg_class): Delete M16_NA_REGS.
10075 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10076 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10077 (mips_split_hi_p): Declare.
10078 * config/mips/mips.c (mips_split_hi_p): New array.
10079 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10080 (mips_got_symbol_type_p): New function.
10081 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10082 (mips16_stub_function_p): New function.
10083 (mips16_local_function_p): Likewise.
10084 (mips_use_pic_fn_addr_reg_p): Likewise.
10085 (mips_cannot_force_const_mem): Return false for HIGHs.
10086 Extend CONST_INT and symbolic handling to MIPS16, using
10087 mips_symbol_insns to check that the base symbol type is a
10088 legitimate constant. Reject GOT-based constants if
10089 TARGET_MIPS16_PCREL_LOADS.
10090 (mips_const_insns): Check targetm.cannot_force_const_mem when
10091 decomposing a symbolic base and a large offset.
10092 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10093 When calling a function that needs $25 from MIPS16 code,
10094 move the target address into $25 separately and add a USE
10096 (mips16_gp_pseudo_reg): Insert the initializer immediately
10097 before the first real insn.
10098 (mips_pic_base_register, mips_got_load): New functions.
10099 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10100 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10101 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10102 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10103 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10104 also passing NULL_RTX rather than const0_rtx as the aux argument.
10105 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10106 instead of TARGET_EXPLICIT_RELOCS.
10107 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10108 (mips_load_call_address): Replace the sibcall_p argument with
10109 a mips_call_type argument. Use mips_got_load.
10110 (mips16_local_alias): New structure.
10111 (mips16_local_aliases): New variable.
10112 (mips16_local_aliases_hash): New function.
10113 (mips16_local_aliases_eq): Likewise.
10114 (mips16_local_alias): Likewise.
10115 (mips16_stub_function): Likewise.
10116 (mips16_build_function_stub): Create a local alias for the target
10117 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10118 .cpload directive and an R_MIPS_NONE relocation for the target
10119 function, then load the alias rather than the function itself.
10120 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10121 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10122 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10123 (mips16_build_call_stub): Replace the FN parameter with an
10124 FN_PTR parameter. Force the address into a register if it
10125 isn't a call_insn_operand; don't rely on the caller to do this.
10126 If a call to a locally-defined and locally-binding MIPS16
10127 function must be made indirectly, redirect the call to the
10128 function's local alias. Use mips16_stub_function_p,
10129 mips16_stub_function, mips_expand_call and use_reg.
10130 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10131 Use explicit %hi and %lo accesses where possible.
10132 Use MIPS_CALL to generate the correct code form of a
10133 jal instruction. Add clobbers of $18 instead of uses.
10134 Update the call to mips_emit_call_insn.
10135 (mips_expand_call): Replace the SIBCALL_P argument with a
10136 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10137 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10138 allowing it to modify the call address. Update the calls to
10139 mips_load_call_address and mips_emit_call_insn.
10140 (mips_split_call): New function.
10141 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10142 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10143 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10144 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10145 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10147 (mips_cprestore_slot): New function.
10148 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10149 and use mips_cprestore_slot.
10150 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10152 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10153 then use a copygp_mips16 instruction to set up $28.
10154 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10155 (mips16_lay_out_constants): Call split_all_insns_noflow.
10156 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10157 false if TARGET_MIPS16.
10158 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10159 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10160 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10161 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10162 MIPS16 code. Allow MIPS16 o32 PIC.
10163 (mips_override_options): Allow MIPS16 o32 PIC.
10164 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10165 after reload if TARGET_USE_GOT.
10166 (UNSPEC_COPYGP): New constant.
10167 (length): Use a default length of 8 for MIPS16 GOT loads.
10168 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10169 (*got_page<mode>): Check mips_split_hi_p.
10170 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10171 (unspec_got<mode>, unspec_call<mode>): New expanders.
10172 (load_got<mode>, load_call<mode>): Remove the length attributes.
10173 Use a got attribute instead of a type attribute.
10174 (copygp_mips16): New insn.
10175 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10176 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10177 (sibcall, sibcall_value, call, call_value): Update the calls
10178 to mips_expand_call.
10179 (call_internal, call_value_internal): Use mips_split_call.
10180 (call_value_multiple_internal): Likewise.
10181 (call_split): Move after call_internal (the insn it is split from).
10182 (call_internal_direct, call_value_internal_direct): Turn into
10183 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10184 (call_direct_split, call_value_direct_split): New patterns.
10185 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10186 and use M16_REGS instead of M16_NA_REGS.
10187 * config/mips/predicates.md (const_call_insn_operand): Replace
10188 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10189 mips_use_pic_fn_addr_reg_p check.
10190 (move_operand): Reject HIGHs if mips_split_hi_p.
10191 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10192 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10193 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10194 * config/mips/libgcc-mips16.ver: New file.
10195 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10196 $(srcdir)/config/mips/libgcc-mips16.ver.
10198 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10200 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10202 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10203 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10204 (mips16_cfun_returns_in_fpr_p): Likewise.
10206 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10208 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10209 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10210 rather than 4 to PC.
10212 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10214 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10215 (FUNCTION_PROFILER): Save the static chain pointer into $2
10216 beforehand and restore it aftewards.
10217 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10218 address directly into $25 and call the function through $25;
10219 do not clobber $3. Pad the DImode version to cover the space
10220 left by the deleted $25 <- $3 move.
10221 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10222 the removal of the $25 <- $3 move.
10223 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10224 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10226 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10227 Daniel Jacobowitz <dan@codesourcery.com>
10229 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10230 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10231 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10232 * config/mips/mips.c (mips_start_function_definition): New function.
10233 (mips_end_function_definition): Likewise.
10234 (mips_output_function_prologue): Use mips_start_function_definition.
10235 (mips_output_function_epilogue): Use mips_end_function_definition.
10236 (build_mips16_function_stub): Use mips_start_function_definition
10237 and mips_end_function_definition.
10238 (build_mips16_call_stub): Likewise.
10240 2008-08-09 Richard Guenther <rguenther@suse.de>
10242 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10243 * gimple.h (gimple_call_fn): Adjust comment.
10244 (gimple_call_set_fndecl): New function.
10245 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10246 longer having bare FUNCTION_DECL operand.
10247 (gimple_call_return_type): Likewise.
10248 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10250 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10251 (gimple_mod_pow2): Likewise.
10252 (gimple_mod_subtract): Likewise.
10253 (gimple_ic): Likewise.
10254 (gimple_stringop_fixed_value): Likewise.
10255 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10256 longer having bare FUNCTION_DECL operand.
10257 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10258 * omp-low.c (optimize_omp_library_calls): Likewise.
10259 * cgraphunit.c (update_call_expr): Likewise.
10260 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10261 (execute_convert_to_rsqrt): Likewise.
10262 * cfgexpand.c (gimple_to_tree): Simplify.
10263 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10264 bare FUNCTION_DECL operand.
10265 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10266 (convert_gimple_call): Use gimple_call_fndecl.
10267 * c-common.c (c_warn_unused_result): Likewise.
10269 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10272 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10273 (c_finish_return): Likewise.
10274 (c_start_case): Likewise.
10275 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10276 * c-parser.c (c_parser_condition): New. Call
10277 verify_sequence_points.
10278 (c_parser_paren_condition): Call c_parser_condition.
10279 (c_parser_for_statement): Call c_parser_condition.
10281 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10284 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10285 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10286 Moved from diagnostic.h
10287 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10289 (emit_diagnostic): New.
10290 (warning0, pedwarn0): Delete.
10291 (warning, warning_at, pedwarn, permerror): Return bool.
10292 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10293 Moved to diagnostic.c.
10294 (struct diagnostic_context): Use correct type for
10295 classify_diagnostic.
10296 (diagnostic_report_diagnostic): Update declaration.
10297 (emit_diagnostic): Declare.
10298 * errors.c (warning): Return bool.
10299 * errors.h (warning): Update declaration.
10300 * toplev.h (warning0, pedwarn0): Delete.
10301 (warning, warning_at, pedwarn, permerror): Return bool.
10302 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10303 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10304 inform. Update all calls.
10305 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10306 before giving informative note.
10307 (implicit_decl_warning): Likewise.
10308 * c-typeck.c (build_function_call): Likewise.
10309 * tree-sssa.c (warn_uninit): Likewise.
10310 * builtins.c (gimplify_va_arg_expr): Likewise.
10312 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10315 * doc/invoke.texi (-Wextra): Move warning from here...
10316 (-Wuninitialized): ... to here.
10318 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10321 * flags.h (set_Wunused): Delete
10322 * toplev.c (process_options): Handle Wunused flags here.
10323 * opts.c (maybe_warn_unused_parameter): Delete.
10324 (common_handle_option): Replace set_Wunused by warn_unused.
10325 (set_Wextra): Do not handle Wunused-parameter here.
10326 (set_Wunused): Delete.
10327 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10329 * common.opt (Wunused): Add Var and Init.
10330 (Wunused-function): Likewise.
10331 (Wunused-label): Likewise.
10332 (Wunused-parameter): Likewise.
10333 (Wunused-value): Likewise.
10334 (Wunused-variable): Likewise.
10336 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10338 * doc/invoke.texi: Add cpu_type power7.
10339 * config.in (HAVE_AS_VSX): New.
10340 * config.gcc: Add cpu_type power7.
10341 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10343 * configure: Regenerate.
10344 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10346 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10347 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10348 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10350 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10352 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10353 type to vectorize.builtin_conversion.
10354 (vectorizable_conversion): Likewise.
10355 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10356 integral type as input.
10357 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10359 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10360 and ALTIVEC_BUILTIN_VCTSXS.
10361 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10364 2008-08-08 Richard Guenther <rguenther@suse.de>
10366 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10367 (surely_varying_stmt_p): Calls are varying only if they are
10368 non-builtin and not indirect or have no result.
10369 (ccp_fold): Re-instantiate code before the tuples merge.
10371 2008-08-08 Richard Guenther <rguenther@suse.de>
10373 PR tree-optimization/37056
10374 * gimple.h (gimple_assign_rhs_class): New helper function.
10375 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10376 unary operations properly.
10378 2008-08-07 Jan Hubicka <jh@suse.cz>
10380 * i386.h (ix86_size_cost): Declare.
10381 (ix86_cur_cost): New function macro.
10382 * i386.md (peepholes expanding size and splitters): Predicate by
10383 optimize_insn_for_speed_p.
10384 (peepholes reduce size and splitters): Predicate by
10385 optimize_insn_for_size_p.
10386 * i386.c (ix86_size_cost): Rename from ...
10387 (size_cost): This one.
10388 (override_options): Update.
10389 (decide_alg): Likewise.
10390 (ix86_expand_clear): Use RTL profile.
10391 (ix86_pad_returns): Use RTL profile.
10393 2008-08-07 Jan Hubicka <jh@suse.cz>
10395 * recog.c (split_all_insns): Set RTL profile
10396 (peephole2_optimize): Likewise.
10397 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10398 * combine.c (combine_instructions): Likewise.
10400 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10402 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10404 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10406 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10407 value in a6 after the set_frame_ptr insn.
10409 2008-08-07 Richard Henderson <rth@redhat.com>
10412 * gcc.c (cpp_options): Pass along -g*.
10414 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10416 * config/arm/arm.c (output_move_neon): Update comment describing
10417 big-endian vector layout.
10418 (arm_assemble_integer): Do not handle big-endian NEON vectors
10420 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10421 neon_vget_lane<mode>_sext_internal,
10422 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10423 element indices for big-endian.
10425 2008-08-07 Richard Henderson <rth@redhat.com>
10427 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10428 * configure, config.in: Rebuild.
10429 * debug.h (dwarf2out_do_cfi_asm): Declare.
10430 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10431 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10432 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10433 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10435 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10437 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10438 movv2si_internal): Combine into mov<mode>_internal.
10439 (movv2si_internal_2): Remove.
10441 2008-08-07 Jan Hubicka <jh@suse.cz>
10444 * i386.md (single stringop patterns): Enable unconditionally.
10446 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10449 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10451 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10452 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10454 * config/i386/sse.md (sse2_movq128): New.
10456 * doc/extend.texi: Document __builtin_ia32_movq128.
10458 2008-08-07 Richard Guenther <rguenther@suse.de>
10460 PR middle-end/37042
10461 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10462 pointers can access anything.
10464 2008-08-06 Jan Hubicka <jh@suse.cz>
10466 * optabs.c (emit_unop_insn): Break out to ...
10467 (maybe_emit_unop_insn): ... this one.
10468 (expand_sfix_optab): Use maybe variant.
10469 * optabs.h (maybe_emit_unop_insn): Declare.
10471 * i386.md (mov0 patterns): Enable by default.
10472 (FP conversion expanders): Disable expansion of code expanding
10473 sequences when instruction should be optimized for size.
10474 (single strinop patterns): Enable when optimizing for size.
10475 (string expanders): Disable expanding of code expanding sequences
10476 when optimizning instruction for size.
10477 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10479 (ix86_fp_comparison_sahf_cost): Likewise.
10480 (ix86_expand_branch): Likewise.
10481 (ix86_expand_ashl_const): Likewise.
10482 (ix86_split_ashl): Likewise.
10483 (ix86_expand_strlen): Likewise.
10484 (ix86_emit_fp_unordered_jump): Likewie.
10486 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10488 * c-common.c: Fix typo.
10489 (c_common_reswords): Activate more C++ keyword warnings.
10491 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10493 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10496 * diagnostic.c (permerror_at): New.
10497 * toplev.h (permerror_at): Declare.
10499 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10500 Ira Rosen <irar@il.ibm.com>
10502 * tree-vect-transform.c (vect_model_simple_cost): Return
10503 immediately if stmt is pure SLP.
10504 (vect_model_store_cost): Ditto.
10505 (vect_model_load_cost): Ditto.
10506 (vectorizable_store): Remove PURE_SLP check before call
10507 to vect_model_store_cost.
10508 (vect_model_store_cost): When checking whether stmt describe
10509 strided access, add a check that it is not slp_node.
10511 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10514 * c-common.c (warn_for_sign_compare): New. Handle separately the
10515 case that 'constant' is zero.
10516 * c-typeck.c (build_binary_op): Move code to c-common.c
10518 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10520 * config/alpha/alpha.c (alpha_preferred_reload_class,
10521 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10522 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10523 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10524 * config/arm/arm.md: Likewise.
10525 * config/avr/avr-protos.h (preferred_reload_class,
10526 test_hard_reg_class, avr_simplify_comparison_p,
10527 out_shift_with_cnt, class_max_nregs): Likewise.
10528 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10529 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10530 preferred_reload_class, test_hard_reg_class): Likewise.
10531 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10532 bfin_memory_move_cost, bfin_secondary_reload,
10533 bfin_output_mi_thunk): Likewise.
10534 * config/crx/crx.c (crx_secondary_reload_class,
10535 crx_memory_move_cost): Likewise.
10536 * config/frv/frv-protos.h (frv_secondary_reload_class,
10537 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10538 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10539 frv_secondary_reload_class, frv_class_likely_spilled_p,
10540 frv_class_max_nregs): Likewise.
10541 * config/h8300/h8300.c (h8300_classify_operand,
10542 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10544 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10545 * config/ia64/ia64.c (ia64_preferred_reload_class,
10546 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10547 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10548 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10550 * config/m68hc11/m68hc11.c (preferred_reload_class,
10551 m68hc11_memory_move_cost): Likewise.
10552 * config/mcore/mcore.c (mcore_secondary_reload_class,
10553 mcore_reload_class): Likewise.
10554 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10555 mips_class_max_nregs, mips_cannot_change_mode_class,
10556 mips_preferred_reload_class, mips_secondary_reload_class,
10557 mips_output_mi_thunk): Likewise.
10558 * config/mmix/mmix.c (mmix_preferred_reload_class,
10559 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10561 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10563 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10564 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10565 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10566 * config/rs6000/rs6000.c (paired_expand_vector_init,
10567 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10568 compare_section_name, rs6000_memory_move_cost): Likewise.
10569 * config/s390/s390.c (s390_emit_compare_and_swap,
10570 s390_preferred_reload_class, s390_secondary_reload,
10571 legitimize_pic_address, legitimize_tls_address,
10572 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10573 s390_class_max_nregs): Likewise.
10574 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10575 * config/s390/s390.md: Likewise.
10576 * config/score/score-protos.h (score_secondary_reload_class,
10577 score_preferred_reload_class): Likewise.
10578 * config/score/score.c (score_preferred_reload_class,
10579 score_secondary_reload_class): Likewise.
10580 * config/score/score3.c (score3_output_mi_thunk,
10581 score3_preferred_reload_class, score3_secondary_reload_class,
10582 score3_hard_regno_mode_ok): Likewise.
10583 * config/score/score3.h (score3_preferred_reload_class,
10584 score3_secondary_reload_class): Likewise.
10585 * config/score/score7.c (score7_output_mi_thunk,
10586 score7_preferred_reload_class, score7_secondary_reload_class,
10587 score7_hard_regno_mode_ok): Likewise.
10588 * config/score/score7.h (score7_preferred_reload_class,
10589 score7_secondary_reload_class): Likewise.
10590 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10591 output_branchy_insn, add_constant, gen_block_redirect,
10592 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10593 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10594 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10595 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10596 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10597 xstormy16_preferred_reload_class): Likewise.
10598 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10599 xtensa_expand_atomic, override_options,
10600 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10602 * reorg.c (try_merge_delay_insns): Likewise.
10603 * tree.c (merge_dllimport_decl_attributes): Likewise.
10605 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10607 2008-08-06 Michael Matz <matz@suse.de>
10609 * Makefile.in (write_entries_to_file): Quote words.
10610 * gengtype.c: (read_input_line): Skip over leading white-space.
10612 2008-08-06 Marc Gauthier <marc@tensilica.com>
10614 * config.gcc: Match more processor names for Xtensa.
10615 * configure.ac: Likewise.
10616 * doc/install.texi (Specific): Likewise.
10617 * configure: Regenerate.
10619 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10621 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10622 * calls.c (avoid_likely_spilled_reg): Likewise.
10623 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10624 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10625 * config/i386/i386.c (ix86_expand_special_args_builtin,
10626 ix86_secondary_reload): Likewise.
10627 * except.c (struct eh_region, gen_eh_region_catch,
10628 remove_unreachable_regions, duplicate_eh_regions,
10629 assign_filter_values, build_post_landing_pads,
10630 sjlj_find_directly_reachable_regions, remove_eh_handler,
10631 reachable_next_level, foreach_reachable_handler,
10632 can_throw_internal_1, can_throw_external_1,
10633 collect_one_action_chain): Likewise.
10634 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10635 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10636 * function.c (update_temp_slot_address, instantiate_new_reg,
10637 instantiate_virtual_regs_in_rtx,
10638 instantiate_virtual_regs_in_insn): Likewise.
10639 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10640 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10641 gimplify_cleanup_point_expr): Likewise.
10642 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10643 * passes.c (next_pass_1): Likewise.
10644 * print-tree.c (print_node_brief, print_node): Likewise.
10645 * profile.c (branch_prob): Likewise.
10646 * tree-dump.c (dump_register): Likewise.
10647 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10649 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10650 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10651 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10652 copy_arguments_for_versioning, copy_static_chain): Likewise.
10653 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10654 add_new_name_mapping, register_new_name_mapping): Likewise.
10655 * tree-mudflap.c (mf_xform_derefs): Likewise.
10656 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10657 get_init_expr, combine_chains): Likewise.
10658 * tree-pretty-print.c (dump_generic_node): Likewise.
10659 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10660 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10661 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10662 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10664 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10666 PR middle-end/37010
10667 * calls.c (expand_call): Use the biggest preferred stack
10670 2008-08-06 Michael Matz <matz@suse.de>
10673 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10674 for reused reload, instead of overwriting them.
10676 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10678 PR middle-end/37009
10679 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10680 for incoming stack boundary.
10682 * function.c (assign_parm_find_entry_rtl): Update
10683 parm_stack_boundary.
10685 * function.h (rtl_data): Add parm_stack_boundary.
10687 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10688 parm_stack_boundary for incoming stack boundary.
10690 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10692 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10693 for unrepresentable subregs or treat them as equal to other regs
10694 or subregs with the same register number.
10696 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10698 PR middle-end/35432
10699 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10702 2008-08-06 Jan Hubicka <jh@suse.cz>
10704 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10705 frequencies might be hot.
10707 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10709 * reload.c (find_reloads): Force constants into literal pool
10710 also if they are wrapped in a SUBREG.
10712 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10715 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10716 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10717 Don't allow predicated instructions for data speculation.
10718 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10721 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10723 * haifa-sched.c (extend_global): Split to extend_global_data and
10724 extend_region_data. Update all uses.
10725 (extend_all): Rename to extend_block_data.
10727 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10729 * sched-rgn.c (new_ready): Check if instruction can be
10730 speculatively scheduled before attempting speculation.
10731 (debug_rgn_dependencies): Remove wrongful assert.
10733 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10735 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10737 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10739 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10740 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10741 va_size, and type_size.
10743 2008-08-04 Jason Merrill <jason@redhat.com>
10746 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10747 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10749 2008-08-05 Richard Henderson <rth@redhat.com>
10751 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10752 * configure: Rebuild.
10754 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10757 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10758 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10761 2008-08-05 Richard Henderson <rth@redhat.com>
10763 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10764 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10765 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10766 * common.opt (fdwarf2-cfi-asm): New.
10767 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10768 * config.in, configure: Rebuild.
10769 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10770 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10772 (dw2_force_const_mem): Externalize.
10773 * dwarf2asm.h: Update.
10774 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10775 generate a real label.
10776 (output_cfi_directive): New.
10777 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10778 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10779 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10781 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10782 (output_loc_operands_raw, output_loc_sequence_raw): New.
10783 (output_cfa_loc_raw): New.
10785 2008-08-05 Paul Brook <paul@codesourcery.com>
10787 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10788 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10789 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10790 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10791 * config/arm/arm.h (TARGET_VFPD32): Define.
10792 (TARGET_VFP3): Use TARGET_VFPD32.
10793 (fputype): Add FPUTYPE_VFP3D16.
10794 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10795 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10796 * config/arm/arm-cores.def: Add cortex-r4f.
10797 * config/arm/arm-tune.md: Regenerate.
10799 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10801 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10802 Reword some comments throughout the file.
10804 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10805 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10806 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10807 MFC_MIN_DMA_LIST_ELEMENTS.
10808 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10809 MFC_MAX_DMA_LIST_ELEMENTS.
10811 (MFC_START_ENABLE): Remove PPU-only define.
10812 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10813 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10815 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10816 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10817 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10818 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10819 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10820 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10821 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10823 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10824 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10825 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10826 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10828 (spu_read_machine_status): Fix typo.
10830 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10832 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10833 SUBREG of multi-word hard register.
10834 * config/spu/spu.c (valid_subreg): Likewise.
10835 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10837 2008-08-04 Richard Guenther <rguenther@suse.de>
10839 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10840 the candidate with the stripped base if that base is different
10841 from the original base even for offset zero.
10843 2008-08-04 Richard Guenther <rguenther@suse.de>
10845 PR middle-end/36691
10846 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10847 check for no_overflow.
10849 2008-08-04 Richard Guenther <rguenther@suse.de>
10851 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10853 2008-08-04 Paul Brook <paul@codesourcery.com>
10855 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10856 (arm_order_regs_for_local_alloc): New function.
10857 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10859 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10861 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10864 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10865 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10866 (ix86_expand_epilogue): Likewise.
10868 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10870 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10873 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10875 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10876 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10877 (*movv2sf_internal_rex64): Ditto.
10879 2008-08-03 Jan Hubicka <jh@suse.cz>
10881 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10882 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10883 * expmed.c (expand_smod_pow2): Likewise.
10885 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10888 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10889 alternative 0 of operand 1.
10890 (*vec_concatv2di_rex64_sse): Ditto.
10891 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10893 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10894 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10895 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10896 (*movv2sf_internal_rex64): Ditto.
10898 2008-08-02 Richard Guenther <rguenther@suse.de>
10901 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10902 (ssedoublesizemode): New mode attribute.
10903 (sse_shufps): Call gen_sse_shufps_v4sf.
10904 (sse_shufps_1): Macroize.
10905 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10906 (sse2_shufpd_1): Macroize.
10907 (vec_extract_odd, vec_extract_even): New expanders.
10908 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10909 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10910 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10911 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10912 (ix86_expand_vector_set): Likewise.
10913 (ix86_expand_reduc_v4sf): Likewise.
10915 2008-08-01 Doug Kwan <dougkwan@google.com>
10917 * matrix-reorg.c: Re-enable all code.
10918 (struct malloc_call_data): Change CALL_STMT to gimple type.
10919 (collect_data_for_malloc_call): Tuplify.
10920 (struct access_site_info): Change STMT to gimple type.
10921 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10922 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10923 (struct free_info): Change STMT to gimple type.
10924 (struct matrix_access_phi_node): Change PHI to gimple type.
10925 (get_inner_of_cast_expr): Remove.
10926 (may_flatten_matrices_1): Tuplify.
10927 (may_flatten_matrices): Ditto.
10928 (mark_min_matrix_escape_level): Ditto.
10929 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10930 (ssa_accessed_in_call_rhs): New
10931 (ssa_accessed_in_assign_rhs): New
10932 (record_access_alloc_site_info): Tuplify.
10933 (add_allocation_site): Ditto.
10934 (analyze_matrix_allocation_site): Ditto.
10935 (analyze_transpose): Ditto.
10936 (get_index_from_offset): Ditto.
10937 (update_type_size): Ditto.
10938 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10939 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10940 (analyze_accesses_for_phi_node): Tuplify.
10941 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10942 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10943 (analyze_matrix_accesses): Tuplify.
10944 (check_var_data): New call-back type for check_var_notmodified_p.
10945 (check_var_notmodified_p): Tuplify and use call-back struct to
10946 return statement found.
10947 (can_calculate_expr_before_stmt): Factor out statement related code
10949 (can_calculate_stmt_before_stmt): New.
10950 (check_allocation_function): Tuplify.
10951 (find_sites_in_func): Ditto.
10952 (record_all_accesses_in_func): Ditto.
10953 (transform_access_sites): Ditto.
10954 (transform_allocation_sites): Ditto.
10955 (matrix_reorg): Re-enable.
10956 (gate_matrix_reorg): Re-enable.
10958 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10960 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10961 for labels for which it hasn't been set yet. If it has been set,
10962 stop walking insns and continue with next worklist item.
10963 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10964 if the only BARRIER is at the very end of a function.
10966 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10968 * cfgexpand.c (expand_stack_alignment): Assert that
10969 stack_realign_drap and drap_rtx must match.
10971 * function.c (instantiate_new_reg): If DRAP is used to realign
10972 stack, replace virtual_incoming_args_rtx with internal arg
10975 2008-08-01 Richard Guenther <rguenther@suse.de>
10977 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10978 loop information only if we initialized it.
10979 (execute_pre): Call fini_pre with in_fre.
10980 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10981 if we do not unroll because we hit max-completely-peeled-insns.
10982 Use our estimation for consistency, do allow shrinking.
10984 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10986 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10987 with MIN_STACK_BOUNDARY.
10988 (ix86_update_stack_boundary): Likewise.
10989 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10992 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10993 (MIN_STACK_BOUNDARY): This.
10995 2008-08-01 Richard Guenther <rguenther@suse.de>
10997 PR middle-end/36997
10998 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11000 2008-08-01 Richard Guenther <rguenther@suse.de>
11002 PR tree-optimization/36988
11003 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11004 do not matter if that doesn't change volatile qualification.
11006 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11008 * configure.ac: Do not generate libada-mk. Do not subst
11009 host_cc_for_libada.
11010 * libada-mk.in: Remove.
11011 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11012 * configure: Regenerate.
11014 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11016 * tree-pass.h: Added comment about not dumping passes with name
11017 starting with star in struct opt_pass.
11018 * passes.c (register_dump_files_1): Don't do dump for a pass with
11019 name starting with star.
11020 * doc/passes.texi (Pass manager): Mention pass names and special
11021 meaning of star prefix to avoid dump.
11023 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11025 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11027 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11028 (ISA_MIPS64R2): New macro.
11029 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11030 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11031 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11032 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11033 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11034 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11035 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11036 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11037 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11038 Move up to keep list alphabetically sorted.
11039 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11040 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11042 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11043 (-march=@var{arch}): Add mips64r2.
11045 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11047 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11049 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11051 * expr.c (expand_assignment): Check for complete type.
11053 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11056 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11058 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11059 for stack alignment.
11061 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11063 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11065 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11066 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11068 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11070 PR rtl-optimization/36419
11071 * dwarf2out.c (barrier_args_size): New variable.
11072 (compute_barrier_args_size, compute_barrier_args_size_1): New
11074 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11075 if not called yet in the current function, use barrier_args_size
11076 array to find the new args_size value.
11077 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11079 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11082 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11085 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11088 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11089 (dwarf2out_stack_adjust): Use it.
11090 (dwarf2out_frame_debug_expr): Likewise.
11092 2008-07-31 Richard Guenther <rguenther@suse.de>
11094 PR tree-optimization/36978
11095 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11096 the generated condition.
11098 2008-07-31 Richard Guenther <rguenther@suse.de>
11100 * passes.c (init_optimization_passes): Always call
11101 pass_early_warn_uninitialized.
11102 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11103 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11104 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11106 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11109 * builtins.c (maybe_emit_free_warning): New function.
11110 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11111 maybe_emit_free_warning for BUILT_IN_FREE.
11114 * dwarf2out.c (get_context_die): New function.
11115 (force_decl_die, force_type_die): Use it.
11116 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11117 returns NULL, force generation of DW_TAG_typedef and put that into
11120 PR preprocessor/36649
11121 * c-pch.c (c_common_read_pch): Save and restore
11122 line_table->trace_includes across PCH restore.
11124 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11127 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11129 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11132 * final.c (call_from_call_insn): Handle COND_EXEC.
11134 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11136 * builtins.c (std_gimplify_va_arg_expr): Replace
11137 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11138 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11140 2008-07-30 Joey Ye <joey.ye@intel.com>
11141 H.J. Lu <hongjiu.lu@intel.com>
11143 * builtins.c (expand_builtin_setjmp_receiver): Replace
11144 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11145 (expand_builtin_apply_args_1): Likewise.
11146 (expand_builtin_longjmp): Need DRAP for stack alignment.
11147 (expand_builtin_apply): Likewise.
11149 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11150 instead of assign_stack_local to allow alignment reduction.
11152 * calls.c (emit_call_1): Need DRAP for stack alignment if
11154 (expand_call): Replace virtual_incoming_args_rtx with
11155 crtl->args.internal_arg_pointer.
11156 * stmt.c (expand_nl_goto_receiver): Likewise.
11158 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11159 alignment and store to stack_alignment_estimated and
11160 max_used_stack_slot_alignment.
11161 (expand_one_var): Likewise.
11162 (expand_stack_alignment): New function.
11163 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11164 and stack_alignment_estimated fields in rtl_data. Call
11165 expand_stack_alignment at end.
11167 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11168 (MAX_STACK_ALIGNMENT): Likewise.
11169 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11170 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11172 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11173 stack alignment when generating virtual registers.
11175 * function.c (assign_stack_local): Renamed to ...
11176 (assign_stack_local_1): This. Add a parameter to indicate
11177 if it is OK to reduce alignment.
11178 (assign_stack_local): Use it.
11179 (instantiate_new_reg): Instantiate virtual incoming args rtx
11180 to vDRAP if stack realignment and DRAP is needed.
11181 (assign_parms): Collect parameter/return type alignment and
11182 contribute to stack_alignment_estimated.
11183 (locate_and_pad_parm): Likewise.
11184 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11185 with crtl->args.internal_arg_pointer.
11187 * function.h (rtl_data): Add new field drap_reg,
11188 max_used_stack_slot_alignment, stack_alignment_estimated,
11189 stack_realign_needed, need_drap, stack_realign_processed and
11190 stack_realign_finalized.
11191 (stack_realign_fp): New macro.
11192 (stack_realign_drap): Likewise.
11194 * global.c (compute_regsets): Frame pointer is needed when
11195 stack is realigned. Can eliminate frame pointer when stack is
11196 realigned and dynamic realigned argument pointer isn't used.
11198 * reload1.c (update_eliminables): Frame pointer is needed
11199 when stack is realigned.
11200 (init_elim_table): Can eliminate frame pointer when stack is
11201 realigned and dynamic realigned argument pointer isn't used.
11203 * rtl.h (assign_stack_local_1): Declare new funtion.
11205 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11206 (TARGET_GET_DRAP_RTX): Likewise.
11207 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11208 TARGET_GET_DRAP_RTX.
11210 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11212 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11213 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11215 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11216 H.J. Lu <hongjiu.lu@intel.com>
11218 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11219 vdrap_reg, stack_realign and drap_reg_saved.
11220 (add_cfi): Don't allow redefining CFA when DRAP is used.
11221 (reg_save): Handle stack alignment.
11222 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11223 alignment. Don't generate DWARF information for (set fp sp)
11225 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11227 (int_loc_descriptor): Move prototype forward. Also define if
11228 DWARF2_UNWIND_INFO is true.
11229 (output_cfa_loc): Handle DW_CFA_expression.
11230 (build_cfa_aligned_loc): New.
11231 (based_loc_descr): Update assert for stack realign. For local
11232 variables, use sp+offset when stack is aligned without drap and
11233 fp+offset when stack is aligned with drap. For arguments, use
11234 cfa+offset when drap is used to align stack.
11236 2008-07-30 Joey Ye <joey.ye@intel.com>
11237 H.J. Lu <hongjiu.lu@intel.com>
11239 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11241 (ix86_gen_andsp): New.
11242 (ix86_user_incoming_stack_boundary): Likewise.
11243 (ix86_default_incoming_stack_boundary): Likewise.
11244 (ix86_incoming_stack_boundary): Likewise.
11245 (ix86_can_eliminate): Likewise.
11246 (find_drap_reg): Likewise.
11247 (ix86_update_stack_boundary): Likewise.
11248 (ix86_get_drap_rtx): Likewise.
11249 (ix86_finalize_stack_realign_flags): Likewise.
11250 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11251 (TARGET_GET_DRAP_RTX): Likewise.
11252 (override_options): Overide option value for new options.
11253 (ix86_function_ok_for_sibcall): Remove check for
11254 force_align_arg_pointer.
11255 (ix86_handle_cconv_attribute): Likewise.
11256 (ix86_function_regparm): Likewise.
11257 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11258 (ix86_va_start): Replace virtual_incoming_args_rtx with
11259 crtl->args.internal_arg_pointer.
11260 (ix86_select_alt_pic_regnum): Check DRAP register.
11261 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11262 (ix86_compute_frame_layout): Compute frame layout wrt stack
11264 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11265 (ix86_expand_prologue): Decide if stack realignment is needed
11266 and generate prologue code accordingly.
11267 (ix86_expand_epilogue): Generate epilogue code wrt stack
11268 realignment is really needed or not.
11270 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11271 (ABI_STACK_BOUNDARY): Likewise.
11272 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11273 (STACK_REALIGN_DEFAULT): Likewise.
11274 (INCOMING_STACK_BOUNDARY): Likewise.
11275 (MAX_STACK_ALIGNMENT): Likewise.
11276 (ix86_incoming_stack_boundary): Likewise.
11277 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11278 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11279 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11280 (machine_function): Remove force_align_arg_pointer.
11282 * config/i386/i386.md (BX_REG): New.
11283 (R13_REG): Likewise.
11285 * config/i386/i386.opt (mforce_drap): New.
11286 (mincoming-stack-boundary): Likewise.
11287 (mstackrealign): Add Init(-1).
11289 * config/i386/i386-protos.h (ix86_can_eliminate): New
11291 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11293 * doc/extend.texi: Update force_align_arg_pointer.
11295 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11298 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11299 (INCOMING_STACK_BOUNDARY): Likewise.
11300 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11301 (TARGET_GET_DRAP_RTX): Likewise.
11303 2008-07-30 Andreas Schwab <schwab@suse.de>
11305 PR rtl-optimization/36929
11306 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11307 add_insn_before and fix argument order.
11308 (replace_inc_dec_mem): Handle NULL rtx.
11310 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11312 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11314 (arm_compute_initial_elimination_offset): Use it.
11315 (arm_compute_save_reg_mask): Include static chain save slot when
11316 calculating alignment.
11317 (arm_get_frame_offsets): Ditto.
11318 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11319 that we can use to decrement the stack when the stack decrement
11320 could be too big for an immediate value in a single insn.
11321 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11323 2008-07-30 Richard Guenther <rguenther@suse.de>
11325 PR tree-optimization/36967
11326 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11327 Release defs of statements we remove.
11329 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11331 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11332 instead of NULL_RTVEC.
11334 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11338 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11341 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11343 * final.c (call_from_call_insn): New.
11344 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11346 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11348 * configure.ac: Substitute ADA_CFLAGS.
11349 * configure: Regenerate.
11350 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11351 * Makefile.in: Remove mention of X_* variables.
11352 * config/pa/x-ada-hpux10: Remove.
11353 * config/pa/x-ada: Remove.
11355 * doc/fragments.texi: Update.
11357 2008-07-30 Olivier Hainque <hainque@adacore.com>
11359 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11360 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11361 __dso_handle explicitly here.
11363 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11366 * c-typeck.c (build_binary_op): Encapsulate code into...
11367 * c-common.c (shorten_binary_op): ...this new function.
11368 (conversion_warning): Use the new function. Handle non-negative
11369 constant in bitwise-and.
11370 * c-common.h (shorten_binary_op): Declare.
11372 2008-07-30 Olivier Hainque <hainque@adacore.com>
11374 * scan.c (make_sstring_space): Add explicit conversions of
11375 allocator's return value.
11376 * fix-header.c (recognized_function): Likewise.
11378 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11380 * doc/cpp.texi: Update to GFDL 1.2.
11381 * doc/gcc.texi: Do not list GPL as Invariant Section.
11382 * doc/gccint.texi: Likewise. Update copyright years.
11383 * doc/install.texi: Update copyright years.
11385 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11388 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11389 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11391 2008-07-29 Jan Hubicka <jh@suse.cz>
11393 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11394 (grokdeclarator): Likewise.
11395 * langhooks.c (lhd_warn_unused_global_decl): Use
11396 DECL_DECLARED_INLINE_P.
11397 * print-tree.c (print_node): Remove DECL_INLINE check.
11399 2008-07-29 Richard Guenther <rguenther@suse.de>
11401 PR tree-optimization/36945
11402 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11403 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11404 Record invariant addresses un-decomposed.
11405 (copy_reference_ops_from_call): Record reference call
11406 arguments properly. Simplify.
11407 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11408 helper split out from ...
11409 (create_component_ref_by_pieces): ... here. Simplify.
11410 Prepare for recursive invocation for call arguments.
11411 (create_expression_by_pieces): Adjust call to
11412 create_component_ref_by_pieces.
11413 (compute_avail): Process operand 2 of reference ops.
11415 2008-07-29 Richard Guenther <rguenther@suse.de>
11417 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11419 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11421 * c-format.c (check_format_types): Revert unwanted checkin.
11423 2008-07-29 Jan Hubicka <jh@suse.cz>
11425 * flags.h (flag_really_no_inline): Remove.
11426 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11427 * toplev.c (flag_really_no_inline): Remove.
11428 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11429 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11430 (cgraph_decide_inlining_incrementally): Likewise.
11431 (compute_inline_parameters): Likewise.
11432 * opts.c (decode_options): Simplify.
11433 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11434 * common.opt (finline): Initialize to 1.
11435 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11437 2008-07-29 Jan Hubicka <jh@suse.cz>
11439 * predict.c (always_optimize_for_size_p): New function.
11440 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11441 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11442 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11444 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11445 * function.c (prepare_function_start): Set default profile.
11446 * function.h (rtl_data): Add maybe_hot_insn_p.
11447 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11448 (construct_exit_block): Likewise.
11449 (tree_expand_cfg): Likewise.
11451 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11452 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11453 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11454 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11457 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11460 * c-decl.c (merge_decls): Merge USED flags.
11462 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11464 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11465 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11466 next_stack, lab_false and lab_over trees.
11468 2008-07-28 Richard Guenther <rguenther@suse.de>
11470 PR tree-optimization/36957
11471 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11472 (useless_type_conversion_p): Remove.
11473 (types_compatible_p): Remove.
11474 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11475 (useless_type_conversion_p): Declare.
11476 (types_compatible_p): Declare.
11477 (gimple_expr_type): Return the base type only if it is
11478 trivially convertible to the subtype.
11480 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11482 * configure.ac: Use the m4_do macro to concatenate the warnings into
11483 one string in ACX_PROG_CC_WARNING_OPTS,
11484 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11485 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11486 * configure: Regenerate.
11488 2008-07-28 Richard Guenther <rguenther@suse.de>
11490 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11491 (insert_fake_stores): Remove.
11492 (realify_fake_stores): Likewise.
11493 (execute_pre): Remove dead code.
11494 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11495 (find_func_aliases): Deal with it here instead.
11496 Re-enable gcc_unreachable call.
11498 2008-07-28 Richard Guenther <rguenther@suse.de>
11500 Merge from gimple-tuples-branch.
11502 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11503 * gimple.def: New file.
11504 * gsstruct.def: Likewise.
11505 * gimple-iterator.c: Likewise.
11506 * gimple-pretty-print.c: Likewise.
11507 * tree-gimple.c: Removed. Merged into ...
11508 * gimple.c: ... here. New file.
11509 * tree-gimple.h: Removed. Merged into ...
11510 * gimple.h: ... here. New file.
11512 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11513 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11514 --enable-checking=gimple flag.
11515 * config.in: Likewise.
11516 * configure: Regenerated.
11518 * tree-ssa-operands.h: Tuplified.
11519 * tree-vrp.c: Likewise.
11520 * tree-loop-linear.c: Likewise.
11521 * tree-into-ssa.c: Likewise.
11522 * tree-ssa-loop-im.c: Likewise.
11523 * tree-dump.c: Likewise.
11524 * tree-complex.c: Likewise.
11525 * cgraphbuild.c: Likewise.
11526 * tree-ssa-threadupdate.c: Likewise.
11527 * tree-ssa-loop-niter.c: Likewise.
11528 * tree-pretty-print.c: Likewise.
11529 * tracer.c: Likewise.
11530 * gengtype.c: Likewise.
11531 * tree-loop-distribution.c: Likewise.
11532 * tree-ssa-loop-unswitch.c: Likewise.
11533 * cgraph.c: Likewise.
11534 * cgraph.h: Likewise.
11535 * tree-ssa-loop-manip.c: Likewise.
11536 * value-prof.c: Likewise.
11537 * tree-ssa-loop-ch.c: Likewise.
11538 * tree-tailcall.c: Likewise.
11539 * value-prof.h: Likewise.
11540 * tree.c: Likewise.
11541 * tree.h: Likewise.
11542 * tree-pass.h: Likewise.
11543 * ipa-cp.c: Likewise.
11544 * tree-scalar-evolution.c: Likewise.
11545 * tree-scalar-evolution.h: Likewise.
11546 * target.h: Likewise.
11547 * lambda-mat.c: Likewise.
11548 * tree-phinodes.c: Likewise.
11549 * diagnostic.h: Likewise.
11550 * builtins.c: Likewise.
11551 * tree-ssa-alias-warnings.c: Likewise.
11552 * cfghooks.c: Likewise.
11553 * fold-const.c: Likewise.
11554 * cfghooks.h: Likewise.
11555 * omp-low.c: Likewise.
11556 * tree-ssa-dse.c: Likewise.
11557 * ipa-reference.c: Likewise.
11558 * tree-ssa-uncprop.c: Likewise.
11559 * toplev.c: Likewise.
11560 * tree-gimple.c: Likewise.
11561 * tree-gimple.h: Likewise.
11562 * tree-chrec.c: Likewise.
11563 * tree-chrec.h: Likewise.
11564 * tree-ssa-sccvn.c: Likewise.
11565 * tree-ssa-sccvn.h: Likewise.
11566 * cgraphunit.c: Likewise.
11567 * tree-ssa-copyrename.c: Likewise.
11568 * tree-ssa-ccp.c: Likewise.
11569 * tree-ssa-loop-ivopts.c: Likewise.
11570 * tree-nomudflap.c: Likewise.
11571 * tree-call-cdce.c: Likewise.
11572 * ipa-pure-const.c: Likewise.
11573 * c-format.c: Likewise.
11574 * tree-stdarg.c: Likewise.
11575 * tree-ssa-math-opts.c: Likewise.
11576 * tree-ssa-dom.c: Likewise.
11577 * tree-nrv.c: Likewise.
11578 * tree-ssa-propagate.c: Likewise.
11579 * ipa-utils.c: Likewise.
11580 * tree-ssa-propagate.h: Likewise.
11581 * tree-ssa-alias.c: Likewise.
11582 * gimple-low.c: Likewise.
11583 * tree-ssa-sink.c: Likewise.
11584 * ipa-inline.c: Likewise.
11585 * c-semantics.c: Likewise.
11586 * dwarf2out.c: Likewise.
11587 * expr.c: Likewise.
11588 * tree-ssa-loop-ivcanon.c: Likewise.
11589 * predict.c: Likewise.
11590 * tree-ssa-loop.c: Likewise.
11591 * tree-parloops.c: Likewise.
11592 * tree-ssa-address.c: Likewise.
11593 * tree-ssa-ifcombine.c: Likewise.
11594 * matrix-reorg.c: Likewise.
11595 * c-decl.c: Likewise.
11596 * tree-eh.c: Likewise.
11597 * c-pretty-print.c: Likewise.
11598 * lambda-trans.c: Likewise.
11599 * function.c: Likewise.
11600 * langhooks.c: Likewise.
11601 * ebitmap.h: Likewise.
11602 * tree-vectorizer.c: Likewise.
11603 * function.h: Likewise.
11604 * langhooks.h: Likewise.
11605 * tree-vectorizer.h: Likewise.
11606 * ipa-type-escape.c: Likewise.
11607 * ipa-type-escape.h: Likewise.
11608 * domwalk.c: Likewise.
11609 * tree-if-conv.c: Likewise.
11610 * profile.c: Likewise.
11611 * domwalk.h: Likewise.
11612 * tree-data-ref.c: Likewise.
11613 * tree-data-ref.h: Likewise.
11614 * tree-flow-inline.h: Likewise.
11615 * tree-affine.c: Likewise.
11616 * tree-vect-analyze.c: Likewise.
11617 * c-typeck.c: Likewise.
11618 * gimplify.c: Likewise.
11619 * coretypes.h: Likewise.
11620 * tree-ssa-phiopt.c: Likewise.
11621 * calls.c: Likewise.
11622 * tree-ssa-coalesce.c: Likewise.
11623 * tree.def: Likewise.
11624 * tree-dfa.c: Likewise.
11625 * except.c: Likewise.
11626 * except.h: Likewise.
11627 * cfgexpand.c: Likewise.
11628 * tree-cfgcleanup.c: Likewise.
11629 * tree-ssa-pre.c: Likewise.
11630 * tree-ssa-live.c: Likewise.
11631 * tree-sra.c: Likewise.
11632 * tree-ssa-live.h: Likewise.
11633 * tree-predcom.c: Likewise.
11634 * lambda.h: Likewise.
11635 * tree-mudflap.c: Likewise.
11636 * ipa-prop.c: Likewise.
11637 * print-tree.c: Likewise.
11638 * tree-ssa-copy.c: Likewise.
11639 * ipa-prop.h: Likewise.
11640 * tree-ssa-forwprop.c: Likewise.
11641 * ggc-page.c: Likewise.
11642 * c-omp.c: Likewise.
11643 * tree-ssa-dce.c: Likewise.
11644 * tree-vect-patterns.c: Likewise.
11645 * tree-ssa-ter.c: Likewise.
11646 * tree-nested.c: Likewise.
11647 * tree-ssa.c: Likewise.
11648 * lambda-code.c: Likewise.
11649 * tree-ssa-loop-prefetch.c: Likewise.
11650 * tree-inline.c: Likewise.
11651 * tree-inline.h: Likewise.
11652 * tree-iterator.c: Likewise.
11653 * tree-optimize.c: Likewise.
11654 * tree-ssa-phiprop.c: Likewise.
11655 * tree-vect-transform.c: Likewise.
11656 * tree-object-size.c: Likewise.
11657 * tree-outof-ssa.c: Likewise.
11658 * cfgloop.c: Likewise.
11659 * system.h: Likewise.
11660 * tree-profile.c: Likewise.
11661 * cfgloop.h: Likewise.
11662 * c-gimplify.c: Likewise.
11663 * c-common.c: Likewise.
11664 * tree-vect-generic.c: Likewise.
11665 * tree-flow.h: Likewise.
11666 * c-common.h: Likewise.
11667 * basic-block.h: Likewise.
11668 * tree-ssa-structalias.c: Likewise.
11669 * tree-switch-conversion.c: Likewise.
11670 * tree-ssa-structalias.h: Likewise.
11671 * tree-cfg.c: Likewise.
11672 * passes.c: Likewise.
11673 * ipa-struct-reorg.c: Likewise.
11674 * ipa-struct-reorg.h: Likewise.
11675 * tree-ssa-reassoc.c: Likewise.
11676 * cfgrtl.c: Likewise.
11677 * varpool.c: Likewise.
11678 * stmt.c: Likewise.
11679 * tree-ssanames.c: Likewise.
11680 * tree-ssa-threadedge.c: Likewise.
11681 * langhooks-def.h: Likewise.
11682 * tree-ssa-operands.c: Likewise.
11683 * config/alpha/alpha.c: Likewise.
11684 * config/frv/frv.c: Likewise.
11685 * config/s390/s390.c: Likewise.
11686 * config/m32c/m32c.c: Likewise.
11687 * config/m32c/m32c-protos.h: Likewise.
11688 * config/spu/spu.c: Likewise.
11689 * config/sparc/sparc.c: Likewise.
11690 * config/i386/i386.c: Likewise.
11691 * config/sh/sh.c: Likewise.
11692 * config/xtensa/xtensa.c: Likewise.
11693 * config/stormy16/stormy16.c: Likewise.
11694 * config/ia64/ia64.c: Likewise.
11695 * config/rs6000/rs6000.c: Likewise.
11696 * config/pa/pa.c: Likewise.
11697 * config/mips/mips.c: Likewise.
11699 2008-07-28 Simon Baldwin <simonb@google.com>
11701 * c-pragma.c (handle_pragma_message): New function.
11702 (init_pragma): Register handle_pragma_message.
11703 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11706 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11708 PR tree-optimization/35252
11709 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11710 REALPART_EXPR to be considered as same load operation.
11712 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11714 PR tree-optimization/36830
11715 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11716 (expressions_equal_p): Return false if only one operand is null.
11718 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11720 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11721 version requirements.
11723 2008-07-26 Olivier Hainque <hainque@adacore.com>
11725 * collect2.c (symkind): New enum. Symbol kinds we care about.
11726 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11727 code and head comment accordingly.
11728 (scan_prog_file): Use symkind names instead of bare integers.
11730 2008-07-25 Jan Hubicka <jh@suse.cz>
11732 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11734 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11735 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11736 * dojump.c (clear_pending_stack_adjust): Likewise.
11737 * print-tree.c (print_node): Ignore DECL_INLINE.
11738 * tree-inline.c (inlinable_function_p): Likewise.
11740 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11742 * doc/extend.texi (hot attribute): Document that the hot attribute
11743 turns on -O3 for some ports.
11744 (cold attribute): Document that the cold attribute turns on -Os
11747 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11748 reflect function specific option support.
11750 * target.h (struct target_option_hooks): Add fields to say whether
11751 the cold attribute implies -Os and the hot attribute implies -O3.
11753 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11754 By default, do not turn on -Os for cold functions.
11755 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11756 not turn on -O3 for hot functions.
11758 * c-common.c (handle_hot_attribute): Use target hook to determine
11759 if hot functions should enable -O3.
11760 (handle_cold_attribute): Use target hook to determine if cold
11761 functions should enable -Os.
11763 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11764 (override_options): Move disable scheduling to
11765 optimization_options.
11766 (optimization_options): Disable scheduling here, not
11768 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11769 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11771 * config/ia64/ia64.c (ia64_override_options): Move setting
11772 scheduling flags to ia64_optimization_options.
11773 (ia64_optimization_options): Disable scheduling options here, and
11774 not in ia64_override_options.
11775 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11776 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11778 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11781 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11783 2008-07-25 Martin Jambor <mjambor@suse.cz>
11785 PR tree-optimization/36926
11786 * ipa-prop.c (ipa_analyze_call_uses): Call
11787 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11789 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11791 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11792 movv2si_internal): Add mem = reg alternative.
11794 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11797 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11798 DEFAULT_PCC_STRUCT_RETURN to 127.
11800 2008-07-24 Jan Hubicka <jh@suse.cz>
11802 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11803 (build_cgraph_edges): Likewise.
11804 * cgraph.c (cgraph_node): Do not update assembler hash.
11805 (cgraph_remove_node): Drop non-unit-at-a-time code.
11806 * tree-pass.h (pass_O0_always_inline): Remove.
11807 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11808 * toplev.c (process_options): Flag unit-at-a-time does not imply
11809 no section anchors.
11810 * cgraphunit.c: Update comments.
11811 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11812 (cgraph_assemble_pending_functions): Remove.
11813 (cgraph_reset_node): Drop non-unit-at-a-time code.
11814 (cgraph_finalize_function): Likewise.
11815 (cgraph_analyze_function): Likewise.
11816 (cgraph_finalize_compilation_unit): Likewise.
11817 (cgraph_expand_function): Likewise.
11818 (cgraph_optimize): Likesise.
11819 (save_inline_function_body): Likewise.
11820 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11821 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11822 * ipa-inline.c: Update comments.
11823 (enum inlining_mode): remove INLINE_SPEED.
11824 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11825 (cgraph_mark_inline_edge): Likewise.
11826 (try_inline): Likewise.
11827 (cgraph_decide_inlining_incrementally): Likewise.
11828 (cgraph_gate_inlining): Remove.
11829 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11830 (cgraph_gate_early_inlining): Likewise.
11831 (gate_inline_passes): Remove.
11832 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11833 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11834 pass_O0_always_inline): Remove.
11835 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11836 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11837 * opts.c (no_unit_at_a_time_default): Remove.
11838 (decode_options): Remove flag_unit_at_a_time reset and warning.
11839 * opts.h (no_unit_at_a_time_default): Remove.
11840 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11841 early in GNU dialect.
11842 (merge_decls): Update comment; drop unit-at-a-time check.
11843 (finish_decl): Likewise.
11844 (grok_declaration): Remove flag_inline_trees code.
11845 (finish_functions): Return on function returning non-void on all
11847 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11848 * cfgexpand.c (expand_one_static_var): Remove.
11849 (expand_one_var): Remove expand_one_static_var call.
11850 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11851 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11852 and flag_unit_at_a-time compatibility checks.
11853 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11854 * tree-inline.c (flag_inline_trees): Remove.
11855 (inlinable_function_p): Don't check it.
11856 (expand_call_inline): Remove non-unit-at-a-time code.
11857 * tree-inline.h (flag_inline_trees): Remove.
11858 * tree-optimize.c (execute_early_local_optimizations): Remove
11859 unit-at-a-time checks.
11860 (tree_rest_of_compilation): Likewise.
11861 * combine.c (setup_incoming_promotions): Likewise.
11862 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11863 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11864 * passes.c (pass_inline_parameters): Update comments; remove
11865 O0_alwaysinline pass.
11866 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11867 (execute_one_pass): Likewise.
11868 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11869 (ix86_function_sseregparm): Likewise.
11870 * arm.c (arm_function_in_section_p): Likewise.
11871 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11872 * varpool.c: Update comments.
11873 (decide_is_variable_needed): Remove unit-at-a-time checks.
11874 (varpool_finalize_decl): Likewise.
11876 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11878 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11879 to 2 instead of -1.
11880 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11882 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11884 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11885 imp symbol extension.
11887 2008-07-23 Ian Lance Taylor <iant@google.com>
11889 * tree-vrp.c (infer_value_range): Ignore asm statements when
11890 looking for memory accesses for -fdelete-null-pointer-checks.
11892 2008-07-24 Ben Elliston <bje@au.ibm.com>
11894 * config/spu/spu-c.c (__vector_keyword): New variable.
11895 (vector_keyword): Likewise.
11896 (spu_categorize_keyword): New function.
11897 (spu_macro_to_expand): Likewise.
11898 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11899 compiling an ISO C dialect.
11901 2008-07-24 Ben Elliston <bje@au.ibm.com>
11903 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11904 conventional usage.
11906 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11908 * configure: Regenerate.
11909 * configure.ac: Require texinfo 4.7.
11910 * doc/install.texi: Document texinfo 4.7 requirement.
11912 2008-07-23 Martin Jambor <mjambor@suse.cz>
11914 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11915 rather than for DECL_SAVED_TREE.
11916 * ipa-prop.c: Include diagnostic.h.
11917 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11919 (ipa_detect_param_modifications): Function rewritten from scratch.
11920 (ipa_compute_jump_functions): Changed accesses to modification flags.
11921 (ipa_free_node_params_substructures): Update flags destruction.
11922 (ipa_node_duplication_hook): Update flags duplication.
11923 (ipa_print_all_params_modified): Updated flag access.
11924 * ipa-prop.h (struct ipa_param_flags): New structure.
11925 (struct ipa_node_params): New field modification_analysis_done,
11926 modified_flags changed into param_flags.
11927 (ipa_is_ith_param_modified): Changed to use new flags.
11928 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11930 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11931 ipa-cp.c and split into two functions.
11932 (ipa_print_node_jump_functions): New function.
11933 (compute_scalar_jump_functions): New function.
11934 (type_like_member_ptr_p): New function.
11935 (compute_pass_through_member_ptrs): New function.
11936 (fill_member_ptr_cst_jump_function): New function.
11937 (determine_cst_member_ptr): New function.
11938 (compute_cst_member_ptr_arguments): New function.
11939 (ipa_compute_jump_functions): Complete rewrite.
11940 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11941 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11942 (struct ipa_member_ptr_cst): New structure.
11943 (union jump_func_value): New field member_cst.
11944 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11945 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11946 jump function types.
11947 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11948 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11949 instead of ipcp_print_all_jump_functions.
11950 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11951 only for replacable scalars.
11953 * doc/invoke.texi (Optimize options): Add description of
11954 -findirect-inlining.
11955 * common.opt (flag_indirect_inlining): New flag.
11956 * opts.c (decode_options): Set flag_indirect_inlining when
11959 * ipa-inline.c: Include ipa-prop.h.
11960 (inline_indirect_intraprocedural_analysis): New function.
11961 (inline_generate_summary): Allocate parameter and argument info
11962 structures, call inline_indirect_intraprocedural_analysis on each
11963 node when doing indirect inlining and deallocate indirect inlining
11964 data structures in the end.
11965 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11966 (free_all_ipa_structures_after_iinln): New function.
11967 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11969 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11971 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11972 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11973 of computing the frequency separately.
11974 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11975 of computing the frequency separately.
11976 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11977 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11978 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11979 (ipa_get_stmt_member_ptr_load_param): New function.
11980 (ipa_is_ssa_with_stmt_def): New function.
11981 (ipa_note_param_call): New function.
11982 (ipa_analyze_call_uses): New function.
11983 (ipa_analyze_stmt_uses): New function.
11984 (ipa_analyze_params_uses): New function.
11985 (ipa_free_node_params_substructures): Also free the param_calls linked
11987 (ipa_node_duplication_hook): Also duplicate the param_calls
11989 (ipa_print_node_param_flags): New function.
11990 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11991 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11992 * ipa-prop.h (struct ipa_param_flags): New field called.
11993 (struct ipa_param_call_note): New structure.
11994 (struct ipa_node_params): New fields param_calls and
11995 uses_analysis_done.
11996 (ipa_is_ith_param_called): New function.
11997 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11998 ipa_analyze_params_uses and dump parameter flags.
12000 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12001 ipa_propagate_indirect_call_infos if performing indirect inlining,
12002 pass a new parameter new_edges to it.
12003 (add_new_edges_to_heap): New fucntion.
12004 (cgraph_decide_inlining_of_small_functions): New vector
12005 new_indirect_edges for newly found indirect edges , call
12006 ipa_propagate_indirect_call_infos after inlining.
12007 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12008 inlining if performing indirect inlining. Call
12009 free_all_ipa_structures_after_iinln when doing so too.
12010 (inline_generate_summary): Do not call
12011 free_all_ipa_structures_after_iinln here.
12012 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12013 (print_edge_addition_message): New function.
12014 (update_call_notes_after_inlining): New function.
12015 (propagate_info_to_inlined_callees): New function.
12016 (ipa_propagate_indirect_call_infos): New function.
12017 * ipa-prop.h: Include cgraph.h
12018 (struct ipa_param_call_note): Fields reordered, new field processed.
12019 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12020 flag indirect_call.
12021 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12022 rediscovered call statements.
12023 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12024 (dump_cgraph_node): Dump also the indirect_call flag.
12025 (cgraph_clone_edge): Copy also the indirect_call flag.
12026 * tree-inline.c (copy_bb): Do not check for fndecls from call
12027 expressions, check for edge availability when moving clones.
12028 (get_indirect_callee_fndecl): New function.
12029 (expand_call_inline): If callee declaration is not apprent from
12030 the statement, try calling get_indirect_callee_fndecl. Do not
12031 issue warnings or call sorry when not inlinings an indirect edge.
12032 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12034 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12035 bit more frandly to matching.
12036 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12037 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12038 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12040 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12043 * opth-gen.awk: Suppress function specific features when building
12045 * optc-gen.awk: Ditto.
12047 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12050 * diagnostic.c (pedwarn): Add opt parameter.
12052 * c-tree.h (pedwarn_init): Add opt parameter.
12053 (pedwarn_c90): Likewise.
12054 (pedwarn_c99): Likewise.
12055 * c-errors.c (pedwarn_c99): Likewise.
12056 (pedwarn_c90): Likewise.
12057 * toplev.h (pedwarn): Update declaration.
12058 (pedwarn0): Declare.
12059 * c-lex.c: All calls to pedwarn changed.
12060 * builtins.c: All calls to pedwarn changed.
12061 * toplev.c: All calls to pedwarn changed.
12062 * c-decl.c: All calls to pedwarn changed.
12063 * c-typeck.c: All calls to pedwarn changed.
12064 * c-common.c: All calls to pedwarn changed.
12065 * c-parser.c: All calls to pedwarn changed.
12067 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12068 Karthik Kumar <karthikkumar@gmail.com>
12070 * attribs.c (file scope): Include c-common.h.
12071 (decl_attributes): Add support for #pragma GCC optimize and
12072 #pragma GCC option.
12074 * targhooks.c (default_can_inline_p): New function that is the
12075 default for the TARGET_CAN_INLINE_P target hook.
12077 * targhooks.h (default_can_inline_p): Add declaration.
12079 * tree.c (cl_optimization_node): New static tree for building
12080 OPTIMIZATION_NODE tree.
12081 (cl_target_option_node): New static tree for building
12082 TARGET_OPTION_NODE tree.
12083 (cl_option_hash_table): New hash table for hashing
12084 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12085 (cl_option_hash_hash): New function to provide the hash value for
12086 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12087 (cl_option_hash_eq): New function to provide an equality test for
12088 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12089 (tree_code_size): Add support for OPTIMIZATION_NODE and
12090 TARGET_OPTION_NODE trees.
12091 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12092 TARGET_OPTION_NODE trees.
12093 (build_optimization_node): Build a tree that has all of the
12094 current optimization options.
12095 (build_target_option_node): Build a tree that has the target
12096 options that might be changed on a per function basis.
12098 * tree.h (file scope): Include options.h.
12099 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12100 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12101 (TREE_OPTIMIZATION): Ditto.
12102 (TREE_TARGET_SPECIFIC): Ditto.
12103 (struct tree_function_decl): Add fields for remembering the
12104 current optimization options and target specific options.
12105 (struct tree_optimization_option): New tree variant that remembers
12106 the optimization options.
12107 (struct tree_target_option): New tree variant that remembers the
12108 target specific flags that might change for compiling a particular
12110 (union tree_node): Include tree_optimization_option and
12111 tree_target_option fields.
12112 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12113 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12114 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12115 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12116 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12117 optimization and target options.
12118 (optimization_default_node): New macro to refer to global_trees
12120 (optimization_current_node): Ditto.
12121 (optimization_cold_node): Ditto.
12122 (optimization_hot_node): Ditto.
12123 (target_option_default_node): Ditto.
12124 (target_option_current_node): Ditto.
12125 (current_option_pragma): Ditto.
12126 (current_optimize_pragma): Ditto.
12128 * target.h (struct gcc_target): Add valid_option_attribute_p,
12129 target_option_save, target_option_restore, target_option_print,
12130 target_option_pragma_parse, and can_inline_p hooks.
12132 * toplev.h (parse_optimize_options): Add declaration.
12133 (fast_math_flags_struct_set_p): Ditto.
12135 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12136 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12139 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12140 tree_can_inline_p hook to see if one function can inline another.
12141 (cgraph_decide_inlining): Ditto.
12142 (cgraph_decide_inlining_incrementally): Ditto.
12144 * opts.c (decode_options): Add support for running multiple times
12145 to allow functions with different target or optimization options
12146 than was specified on the command line.
12147 (fast_math_flags_struct_set_p): New function that is similar to
12148 fast_math_flags_set_p, except it uses the values in the
12149 cl_optimization structure instead of global variables.
12151 * optc-gen.awk: Add support for TargetSave to allow a back end to
12152 declare new fields that need to be saved when using function
12153 specific options. Include flags.h and target.h in the options.c
12154 source. Add support for Save to indicate which options can be set
12155 for individual functions. Generate cl_optimize_save,
12156 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12157 cl_target_option_restore, cl_target_option_print functions to
12158 allow functions to use different optimization or target options.
12160 * opt-functions.awk (var_type_struct): Return the type used for
12161 storing the field in a structure.
12163 * opth-gen.awk: Add support for TargetSave to allow a back end to
12164 declare new fields that need to be saved when using function
12165 specific options. Add support for Save to indicate which options
12166 can be set for individual functions. Only generate one extern for
12167 Mask fields. Generate cl_optimization and cl_target_option
12168 structures to remember optimization and target options.
12170 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12171 collecting new tree nodes.
12172 (TS_TARGET_OPTION): Ditto.
12174 * c-decl.c (merge_decls): Merge function specific target and
12175 optimization options.
12177 * function.c (invoke_set_current_function_hook): If the function
12178 uses different optimization options, change the global variables
12181 * coretypes.h (struct cl_optimization): Add forward reference.
12182 (struct cl_target_option): Ditto.
12184 * c-pragma.c (option_stack): New static vector to remember the
12185 current #pragma GCC option stack.
12186 (handle_pragma_option): New function to support #pragma GCC option
12187 to change target options.
12188 (optimize_stack): New static vector to remember the current
12189 #pragma GCC optimize stack.
12190 (handle_pragma_optimize): New function to support #pragma GCC
12191 optimize to change optimization options.
12192 (init_pragma): Add support for #pragma GCC optimize and #pragma
12195 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12196 optimization options.
12197 (TARGET_OPTION_NODE): New tree code for remembering certain target
12200 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12201 TARGET_OPTION_NODE trees.
12203 * common.opt (-O): Add Optimization flag.
12205 (-fmath-errno): Ditto.
12206 (-falign-functions): Add UInteger flag to make sure flag gets full
12207 int in cl_optimization structure.
12208 (-falign-jumps): Ditto.
12209 (-falign-labels): Ditto.
12210 (-falign-loops): Ditto.
12211 (-fsched-stalled-insns): Ditto.
12212 (-fsched-stalled-insns-dep): Ditto.
12214 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12216 (TARGET_OPTION_SAVE): Ditto.
12217 (TARGET_OPTION_RESTORE): Ditto.
12218 (TARGET_OPTION_PRINT): Ditto.
12219 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12220 (TARGET_CAN_INLINE_P): Ditto.
12221 (TARGET_INITIALIZER): Add new hooks.
12223 * tree-inline.c (tree_can_inline_p): New function to determine
12224 whether one function can inline another. Check if the functions
12225 use compatible optimization options, and also call the backend
12228 * tree-inline.h (tree_can_inline_p): Add declaration.
12230 * c-common.c (c_common_attribute): Add support for option and
12231 optimize attributes.
12232 (handle_option_attribute): Add support for the option attribute to
12233 allow the user to specify different target options for compiling a
12235 (handle_optimize_attribute): Add support for the optimize
12236 attribute to allow the user to specify different optimization
12237 options for compiling a specific function.
12238 (handle_hot_attribute): Turn on -O3 optimization for this one
12239 function if it isn't the default optimization level.
12240 (handle_cold_attribute): Turn on -Os optimization for this one
12241 function if it insn't the default optimization.
12242 (const_char_p): New const char * typedef.
12243 (optimize_args): New static vector to remember the optimization
12245 (parse_optimize_options): New function to set up the optimization
12246 arguments from either the optimize attribute or #pragma GCC optimize.
12248 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12249 (builtin_define_std): Ditto.
12251 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12252 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12253 (x86_64-*-*): Ditto.
12255 * Makefile.in (TREE_H): Add options.h.
12256 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12258 * doc/extend.texi (option attribute): Document new attribute.
12259 (optimize attribute): Ditto.
12260 (hot attribute): Document hot attribute sets -O3.
12261 (cold attribute): Document cold attribute sets -Os.
12262 (#pragma GCC option): Document new pragma.
12263 (#pragma GCC optimize): Ditto.
12265 * doc/options.texi (TargetSave): Document TargetSave syntax.
12266 (UInteger): Document UInteger must be used for certain flags.
12267 (Save): Document Save option to create target specific options
12268 that can be saved/restored on a function specific context.
12270 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12271 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12273 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12274 (TARGET_OPTION_SAVE): Ditto.
12275 (TARGET_OPTION_RESTORE): Ditto.
12276 (TARGET_OPTION_PRINT): Ditto.
12277 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12278 (TARGET_CAN_INLINE_P): Ditto.
12280 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12282 (-mfpmath=both): Ditto.
12284 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12285 Karthik Kumar <karthikkumar@gmail.com>
12287 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12288 (TARGET_POPCNT): Ditto.
12289 (TARGET_SAHF): Ditto.
12290 (TARGET_AES): Ditto.
12291 (TARGET_PCLMUL): Ditto.
12292 (TARGET_CMPXCHG16B): Ditto.
12293 (TARGET_RECIP): Move switch into target_flags.
12294 (TARGET_FUSED_MADD): Ditto.
12295 (ix86_arch_features): Make an unsigned char type.
12296 (ix86_tune_features): Ditto.
12297 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12298 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12299 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12301 * config/i386/i386.opt (arch): New TargetSave field to define
12302 fields that need to be saved for function specific option support.
12305 (branch_cost): Ditto.
12306 (ix86_isa_flags_explicit): Ditto.
12307 (tune_defaulted): Ditto.
12308 (arch_specified): Ditto.
12309 (-m128-long-double): Add Save flag to save option for target
12310 specific option support.
12312 (-maccumulate-outgoing-args): Ditto.
12313 (-malign-double): Ditto.
12314 (-malign-stringops): Ditto.
12315 (-mfancy-math-387): Ditto.
12316 (-mhard-float): Ditto.
12317 (-mieee-fp): Ditto.
12318 (-minline-all-stringops): Ditto.
12319 (-minline-stringops-dynamically): Ditto.
12320 (-mms-bitfields): Ditto.
12321 (-mno-align-stringops): Ditto.
12322 (-mno-fancy-math-387): Ditto.
12323 (-mno-push-args): Ditto.
12324 (-mno-red-zone): Ditto.
12325 (-mpush-args): Ditto.
12326 (-mred-zone): Ditto.
12328 (-msseregparm): Ditto.
12329 (-mstack-arg-probe): Ditto.
12341 (-mno-sse4): Ditto.
12344 (-mrecip): Move flag into target_flags.
12346 (-mno-fused-madd): Ditto.
12347 (-mfused-madd): Ditto.
12348 (-mabm): Move flag into ix86_isa_flags.
12355 * config/i386/i386-c.c: New file for #pragma support.
12356 (ix86_target_macros_internal): New function to #define or #undef
12357 target macros based when the user uses the #pragma GCC option to
12358 change target options.
12359 (ix86_pragma_option_parse): New function to add #pragma GCC option
12361 (ix86_target_macros): Move defining the target macros here from
12362 TARGET_CPU_CPP_BUILTINS in i386.h.
12363 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12364 defined, initialize any subtarget #pragmas.
12366 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12367 REGISTER_TARGET_PRAGMAS.
12369 * config/i386/t-i386: New file for x86 dependencies.
12370 (i386.o): Make dependencies mirror the include files used.
12371 (i386-c.o): New file, add dependencies.
12373 * config/i386/i386-protos.h (override_options): Add bool argument.
12374 (ix86_valid_option_attribute_tree): Add declaration.
12375 (ix86_target_macros): Ditto.
12376 (ix86_register_macros): Ditto.
12378 * config/i386/i386.c (ix86_tune_features): Move initialization of
12379 the target masks to initial_ix86_tune_features to allow functions
12380 to have different target options. Make type unsigned char,
12381 instead of unsigned int.
12382 (initial_ix86_tune_features): New static vector to hold processor
12383 masks for the tune variables.
12384 (ix86_arch_features): Move initialization of the target masks to
12385 initial_ix86_arch_features to allow functions to have different
12386 target options. Make type unsigned char, instead of unsigned int.
12387 (initial_ix86_arch_features): New static vector to hold processor
12388 masks for the arch variables.
12389 (enum ix86_function_specific_strings): New enum to describe the
12390 string options used for attribute((option(...))).
12391 (ix86_target_string): New function to return a string that
12392 describes the target options.
12393 (ix86_debug_options): New function to print the current options in
12395 (ix86_function_specific_save): New function hook to save the
12396 function specific global variables in the cl_target_option structure.
12397 (ix86_function_specific_restore): New function hook to restore the
12398 function specific variables from the cl_target_option structure to
12399 the global variables.
12400 (ix86_function_specific_print): New function hook to print the
12401 target specific options in the cl_target_option structure.
12402 (ix86_valid_option_attribute_p): New function hook to validate
12403 attribute((option(...))) arguments.
12404 (ix86_valid_option_attribute_tree): New function that is common
12405 code between attribute((option(...))) and #pragma GCC option
12406 support that parses the options and returns a tree holding the options.
12407 (ix86_valid_option_attribute_inner_p): New helper function for
12408 ix86_valid_option_attribute_tree.
12409 (ix86_can_inline_p): New function hook to decide if one function
12410 can inline another on a target specific basis.
12411 (ix86_set_current_function); New function hook to switch target
12412 options if the user used attribute((option(...))) or #pragma GCC
12414 (ix86_tune_defaulted): Move to static file scope from
12416 (ix86_arch_specified): Ditto.
12417 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12419 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12420 (OPTION_MASK_ISA_ABM_SET): Ditto.
12421 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12422 (OPTION_MASK_ISA_CX16_SET): Ditto.
12423 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12424 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12425 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12426 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12427 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12428 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12429 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12430 (struct ptt): Move to static file scope from override_options.
12431 (processor_target_table): Ditto.
12432 (cpu_names): Ditto.
12433 (ix86_handle_option): Add support for options that are now isa options.
12434 (override_options): Add support for declaring functions that
12435 support different target options than were specified on the
12436 command line. Move struct ptt, processor_target_table, cpu_names,
12437 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12438 Add bool argument. Fix up error messages so the appropriate error
12439 is given for either command line or attribute.
12440 (ix86_previous_fndecl): New static to remember previous function
12441 declaration to see if we need to change target options.
12442 (ix86_builtins_isa): New array to record the ISA of each builtin
12444 (def_builtin): Always create the builtin function, even if the
12445 current ISA doesn't support it.
12446 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12447 tests for those builtins.
12448 (ix86_init_builtins): Remove TARGET_MMX test for calling
12449 ix86_init_mmx_sse_builtins.
12450 (ix86_expand_builtin): If the current ISA doesn't support a given
12451 builtin, signal an error.
12452 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12453 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12454 (TARGET_OPTION_SAVE): Ditto.
12455 (TARGET_OPTION_RESTORE): Ditto.
12456 (TARGET_OPTION_PRINT): Ditto.
12457 (TARGET_CAN_INLINE_P): Ditto.
12459 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12461 * c-typeck.c (build_external_ref): Don't call assemble_external.
12462 * final.c (output_operand): Call assemble_external.
12464 2008-07-21 DJ Delorie <dj@redhat.com>
12466 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12467 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12469 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12471 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12472 original insn and splitter contents into ...
12473 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12474 flag_unsafe_math_optimizations. Add dummy scratch register.
12475 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12476 !flag_unsafe_math_optimizations. Returns number with next
12477 highest magnitude if this is still less or equal to the true
12478 quotient in magnitude.
12480 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12482 * Makefile.in: Replace toplev.h with TOPLEV_H.
12483 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12484 * c-lex.c (fe_file_change): Don't set in_system_header.
12485 * c-parser.c (c_token): Remove in_system_header.
12486 (c_lex_one_token): Don't set in_system_header.
12487 (c_parser_set_source_position_from_token): Don't set in_system_header.
12488 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12491 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12492 * flags.h (in_system_header): Remove.
12493 * function.c (saved_in_system_header): Remove.
12494 (push_cfun): Don't set in_system_header.
12495 (pop_cfun): Don't set in_system_header.
12496 (push_struct_function): Don't set in_system_header.
12497 * input.h (expanded_location): Add sysp.
12498 (in_system_header_at): New.
12499 (in_system_header): New.
12500 * toplev.c (in_system_header): Remove.
12501 * toplev.h: Include input.h
12503 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12504 * tree-ssa.c (warn_uninit): Call warning_at.
12505 (warn_uninitialized_var): Update calls to warn_uninit.
12506 (warn_uninitialized_phi): Update calls to warn_uninit.
12507 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12508 (expand_location): Initialize xloc.sysp.
12509 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12510 (tree_decl_with_vis): Remove in_system_header_flag.
12512 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12515 * recog.c (asm_operand_ok): Change the order of the extra
12516 memory constraint checks.
12518 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12521 * tree-switch-conversion.c (build_one_array): Call
12522 varpool_mark_needed_node and varpool_finalize_decl
12523 instead of assemble_variable.
12525 2008-07-19 Jan Hubicka <jh@suse.cz>
12527 * cgraph.c (cgraph_add_new_function): Do early local passes.
12528 * tree-nrv.c (gate_pass_return_slot): New gate.
12529 (pass_nrv): Add the gate.
12530 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12532 (coalesce_ssa_name): Coalesce SSA names.
12533 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12534 not optimizing so unused user vars remains visible.
12535 * common.opt (flag_tree_ter): Always enable by default.
12536 * tree-ssa-ter.c: Include flags.h
12537 (is_replaceable_p): Check that locations match; when aliasing
12538 is missing be conservative about loads.
12539 * tree-optimize.c (gate_init_datastructures): Remove.
12540 (pass_init_datastructures): New.
12541 * passes.c: Reorder passes so we always go into SSA.
12543 2008-07-19 Jan Hubicka <jh@suse.cz>
12545 * doc/extend.texi (flatten attribute): Remove note about
12547 * doc/invoke.texi (--combine): Likewise.
12548 (-finline-functions-called-once): Update levels when enabled.
12549 (-funit-at-a-time): Document new behaviour.
12550 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12551 -fno-section-anchors when disabled explicitly.
12552 (inline params): They are not ignored now.
12553 (precompiled headers): Remove unit-at-a-time as being incompatible.
12554 * opts.c (decode_options): Handle unit-at-a-time as alias;
12555 imply -fno-section-anchors when toplevel reorder is disabled
12557 * common.opt (ftoplevel-reorder): Set default value to 2.
12558 (funit-at-a-time): Set default value to 1.
12559 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12562 2008-07-19 Jan Hubicka <jh@suse.cz>
12564 * builtins.c (expand_builtin_int_roundingfn,
12565 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12568 2008-07-19 Richard Guenther <rguenther@suse.de>
12571 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12572 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12573 * tree-ssa-pre.c (get_expr_value_id): For newly created
12574 constant value-ids make sure to add the expression to its
12577 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12579 PR middle-end/36877
12580 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12581 return value of the builtin is ignored.
12583 2008-07-19 Olivier Hainque <hainque@adacore.com>
12585 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12586 bits, a C conformant malloc implementation has to provide.
12587 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12589 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12593 * reload.c (find_reloads_subreg_address): Only reload address if
12594 reloaded == 0, not for reloaded != 1.
12597 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12598 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12599 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12600 m32c_legitimize_reload_address.
12602 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12603 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12604 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12606 2008-07-19 Olivier Hainque <hainque@adacore.com>
12608 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12609 argument, saying whether nested array are to be collapsed
12610 into a single array type DIE with multiple subscripts.
12611 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12612 issues, centralize the nested array types collapsing control and
12613 disable the transformation for Ada.
12615 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12618 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12620 (x86_64_shift_adj_2): New expander.
12621 (x86_64_shift_adj_3): Ditto.
12622 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12623 to split TImode operands.
12624 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12625 (ix86_split_lshr): Ditto.
12627 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12629 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12630 and __CHAR32_TYPE__.
12631 * c-typeck.c (digest_init): Support char16_t and char32_t.
12632 (set_nonincremental_init_from_string): Idem.
12634 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12636 PR middle-end/36859
12637 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12638 PREFERRED_STACK_BOUNDARY.
12639 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12641 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12643 PR middle-end/36858
12644 * function.c (locate_and_pad_parm): Cap boundary earlier.
12646 2008-07-17 Julian Brown <julian@codesourcery.com>
12648 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12649 no-op for targets which don't use DLLs.
12651 2008-07-17 Martin Jambor <mjambor@suse.cz>
12653 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12654 that nodes are relevant by examining the node->analyzed flag.
12655 (ipcp_init_stage): Check which nodes are relevant, assert that the
12656 relevant ones are also required.
12657 (ipcp_propagate_stage): Check on the side arrays are properly
12659 (ipcp_print_all_jump_functions): Make sure not to touch any node
12660 that is not analyzed or an edge that does not have a corresponding
12661 entry in the on-the-side vectors.
12662 (ipcp_function_scale_print): Likewise.
12663 (ipcp_update_callgraph): Check that the node is relevant.
12664 (ipcp_insert_stage): Check that the node is relevant. Check there is
12665 an info for every node and edge.
12666 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12667 (ipa_print_all_tree_maps): Likewise and a new variable info.
12668 (ipa_print_all_params_modified): Likewise.
12669 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12671 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12674 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12676 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12678 PR rtl-optimization/36753
12679 * fwprop.c (use_killed_between): Don't shortcut
12680 single-definition global registers.
12682 2008-07-16 Jan Hubicka <jh@suse.cz>
12684 * cgraph.h (varpool_empty_needed_queue): Declare.
12685 * cgraphunit.c (output_in_order): Mark all variables as needed;
12687 * varpool.c (varpool_assemble_node): Update debug queue.
12688 (varpool_assemble_pending_decls): Don't do it here.
12689 (varpool_empty_needed_queue): New function.
12691 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12693 * recog.c (peephole2_optimize): Fix formatting.
12695 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12697 * c-pch.c (get_ident): Avoid C++ keywords.
12698 * combine-stack-adj.c (single_set_for_csa): Likewise.
12699 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12700 output_asm_insn): Likewise.
12701 * reload.c (push_secondary_reload, find_reusable_reload,
12702 push_reload, combine_reloads, find_reloads,
12703 debug_reload_to_stream): Likewise.
12704 * reload.h (struct reload): Likewise.
12705 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12706 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12707 emit_output_reload_insns): Likewise.
12708 * targhooks.c (default_secondary_reload): Likewise.
12709 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12711 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12713 * recog.c (validate_change_1, validate_change,
12714 validate_unshare_change, validate_replace_rtx_1, struct
12715 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12717 * reload.c (push_secondary_reload, secondary_reload_class,
12718 scratch_reload_class, find_valid_class, find_reusable_reload,
12719 push_reload, find_dummy_reload, find_reloads_address_1,
12720 find_reloads_address_part, find_equiv_reg): Likewise.
12721 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12722 choose_reload_regs): Likewise.
12723 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12725 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12726 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12727 * sched-rgn.c (concat_INSN_LIST): Likewise.
12728 * stor-layout.c (mode_for_size, mode_for_size_tree,
12729 smallest_mode_for_size): Likewise.
12731 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12733 * cfg.c (dump_reg_info): Avoid C++ keywords.
12734 * dwarf2asm.c (dw2_force_const_mem,
12735 dw2_asm_output_encoded_addr_rtx): Likewise.
12736 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12737 * expmed.c (expand_shift): Likewise.
12738 * global.c (find_reg): Likewise.
12739 * graph.c (draw_edge): Likewise.
12740 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12741 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12742 widen_clz, widen_bswap, expand_parity, expand_unop,
12743 emit_cmp_and_jump_insn_1): Likewise.
12744 * postreload.c (reload_cse_simplify_operands): Likewise.
12745 * ra.h (add_neighbor): Likewise.
12746 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12747 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12748 record_reg_classes, copy_cost, record_address_regs,
12749 invalid_mode_change_p): Likewise.
12750 * regrename.c (regrename_optimize, scan_rtx_reg,
12751 dump_def_use_chain, find_oldest_value_reg,
12752 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12754 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12756 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12757 MASK_POWERPC64 for power4 in previous commit.
12759 2008-07-16 Olivier Hainque <hainque@adacore.com>
12761 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12762 instead of bare conversion to cast const-ness away.
12764 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12766 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12767 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12768 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12769 (TARGET_FUNCTION_VALUE): Define.
12771 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12773 * config/rs6000/rs6000.c (processor_target_table): Add
12774 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12776 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12779 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12780 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12781 m32c_legitimize_reload_address.
12783 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12785 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12786 DECL_IN_SYSTEM_HEADER in sync.
12788 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12790 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12791 * tree-ssa-pre.c (pre_expr_eq): Ditto
12792 (get_constant_for_value_id): Take a type as an argument.
12793 (fully_constant_expression): Pass in type.
12794 (find_or_generate_expression): Short circuit constant case.
12795 (create_expression_by_pieces): Remove special casing of
12797 (do_regular_insertion): Short circuit constant case.
12798 (do_partial_partial_insertion): Ditto.
12800 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12803 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12805 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12807 * config/xtensa/libgcc-xtensa.ver: New file.
12808 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12810 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12812 * df-problems.c (df_set_note): Avoid C++ keywords.
12813 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12814 * dse.c (record_store, remove_useless_values): Likewise.
12815 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12816 gen_reg_rtx_offset, operand_subword, change_address_1,
12817 change_address, adjust_address_1, offset_address,
12818 widen_memory_access, emit_copy_of_insn_after): Likewise.
12819 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12820 * fwprop.c (should_replace_address, propagate_rtx_1,
12821 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12823 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12824 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12825 * lcm.c (compute_insert_delete, pre_edge_lcm,
12826 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12827 * lower-subreg.c (resolve_reg_notes): Likewise.
12828 * mode-switching.c (optimize_mode_switching): Likewise.
12830 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12832 * bt-load.c (add_btr_def, migrate_btr_def,
12833 branch_target_load_optimize): Avoid C++ keywords.
12834 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12836 * combine.c (subst, simplify_set, make_extraction,
12837 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12838 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12839 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12841 2008-07-15 Richard Guenther <rguenther@suse.de>
12843 PR middle-end/36369
12844 * c-common.c (strict_aliasing_warning): Do not warn for
12845 TYPE_REF_CAN_ALIAS_ALL pointers.
12846 (c_common_get_alias_set): may_alias types are not special.
12847 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12848 attribute and set can_ref_all accordingly.
12849 (build_reference_type_for_mode): Likewise.
12850 * doc/extend.texi (may_alias): Clarify.
12852 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12855 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12856 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12858 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12861 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12862 gcc_assert, instead call output_operand_lossage.
12864 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12866 * builtins.c (std_canonical_va_list): Treat structure based
12869 2008-07-15 Ben Elliston <bje@au.ibm.com>
12871 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12873 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12875 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12878 2008-07-14 Jan Hubicka <jh@suse.cz>
12880 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12881 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12882 fix predicates and constraints.
12883 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12884 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12886 2008-07-14 Doug Kwan <dougkwan@google.com>
12888 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12889 additional option file arm/eabi.opt.
12890 * config/arm/eabi.h (File): New configuration file for EABI targets.
12891 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12892 SUBSUBTARGET_EXTRA_SPECS.
12893 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12894 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12895 from STARTFILE_SPEC so that it can be referenced in an override.
12896 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12897 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12898 can be referenced in an override.
12899 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12900 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12901 so that it can be referenced in an override.
12902 (LINK_SPEC): Use BPABI_LINK_SPEC.
12903 * config/arm/eabi.opt (File): New.
12905 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12907 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12908 (FIXED_VALUE_H): New variable.
12909 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12910 input.h, fixed-value.h.
12911 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12912 (BASIC_BLOCK_H): Use $(BITMAP_H).
12913 (FUNCTION_H): Add varray.h.
12914 (IPA_REFERENCE_H): Use $(BITMAP_H).
12915 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12916 (DF_H): Use $(BITMAP_H).
12917 (GGC_H): Add statistics.h.
12918 (INSN_ADDR_H): New.
12919 (INSN_ATTR_H): Use it.
12920 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12922 (SYMTAB_H): Add $(OBSTACK_H).
12923 (CPP_INTERNAL_H): New.
12924 (TREE_DUMP_H): Add tree-pass.h.
12925 (TREE_FLOW_H): Use $(BITMAP_H)
12926 (PRETTY_PRINT_H): Use $(INPUT_H).
12927 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12930 (many object files): Fix lots of header dependencies throughout.
12932 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12934 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12936 (s-gtyp-input): Use them to write tmp-gi.list.
12937 (echo_to_gi.list): Remove.
12939 2008-07-14 Richard Guenther <rguenther@suse.de>
12941 * tree-ssa-sccvn.c (pre_info): Remove.
12942 (switch_to_PRE_table): Likewise.
12943 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12944 (set_hashtable_value_ids): Do not create value-ids for the
12946 (run_scc_vn): Remove double test. Remove bogus special-case
12947 in value-number printing.
12948 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12949 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12951 * tree-flow-inline.h (get_value_handle): Remove.
12952 * tree-flow.h (get_value_handle): Remove.
12954 2008-07-14 Martin Jambor <mjambor@suse.cz>
12956 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12957 in which we generate arithmetics is not a subrange.
12959 2008-07-14 Martin Jambor <mjambor@suse.cz>
12961 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12963 2008-07-14 Richard Guenther <rguenther@suse.de>
12965 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12967 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12970 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12971 reload for symbol refs moved to r0 with -fPIC.
12972 (legitimize_pic_address): Use the target register as temporary
12974 (emit_symbolic_move): Adjust comment.
12975 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12978 2008-07-14 Ben Elliston <bje@au.ibm.com>
12980 * c-common.h (C_CPP_HASHNODE): New macro.
12981 * coretypes.h (struct cpp_token): Forward declare.
12982 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12983 the context-sensitive keyword method.
12984 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12985 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12986 expand_bool_pixel): New.
12987 (altivec_categorize_keyword): New function.
12988 (init_vector_keywords): New function.
12989 (rs6000_macro_to_expand): Likewise.
12990 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12991 compiling an ISO C dialect.
12993 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12995 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12996 (create_expression_by_pieces): Fix typo.
12997 (do_regular_insertion): Use debug counter here too.
12999 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13002 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13003 CONST_OK_FOR_LETTER_P. All port-local users changed.
13004 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13005 implement Kp matching power-of-two.
13006 (CONSTRAINT_LEN): Define to match.
13007 * config/cris/cris.md: Replace all use of constraint K with Kc.
13008 ("*btst*): Use Kp for operand 0 of last alternative.
13010 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13013 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13016 2008-07-13 Jan Hubicka <jh@suse.cz>
13018 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13021 2008-07-13 Richard Guenther <rguenther@suse.de>
13023 PR middle-end/36811
13024 * langhooks.c (lhd_print_error_function): Deal with recursive
13027 2008-07-12 Jan Hubicka <jh@suse.cz>
13029 * cgraph.c (assembler_name_hash): New static var.
13030 (hash_node_by_assembler_name, eq_assembler_name): New.
13031 (cgraph_node_for_asm): Use hashtable.
13032 (cgraph_remove_node): Maintain hashtable.
13033 (change_decl_assembler_name): Sanity check that names are not changing
13034 after aliasing was processed.
13035 * cgraph.h (varpoon_node): Add next GGC marker.
13036 * tree.c (decl_assembler_name_equal): Constify.
13037 (decl_assembler_name_hash): New.
13038 * tree.h (decl_assembler_name_equal): Constify.
13039 (decl_assembler_name_hash): Update.
13041 2008-07-12 David Daney <ddaney@avtrex.com>
13043 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13044 sb1 and r5000 cpus.
13046 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13048 * doc/md.texi: Document the MIPS "v" constraint.
13049 * config/mips/mips.h (reg_class): Revert last change.
13050 (REG_CLASS_NAMES): Likewise.
13051 (REG_CLASS_CONTENTS): Likewise.
13052 * config/mips/mips.c (mips_regno_to_class): Likewise.
13053 * config/mips/constraints.md (v): Likewise, but add documentation.
13054 Add a comment to say that this constraint should not be used in
13057 2008-07-11 DJ Delorie <dj@redhat.com>
13059 * config/h8300/h8300.md (length): Fix branch offset limit.
13061 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13063 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13064 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13065 (avr_hard_regno_scratch_ok): New function.
13066 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13067 * config/avr/avr.md (all peepholes that request a scratch register):
13068 Remove avr_peep2_scratch_safe use.
13070 2008-07-11 Tom Tromey <tromey@redhat.com>
13071 Ian Lance Taylor <iant@google.com>
13073 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13074 (struct c_common_resword): Define.
13075 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13076 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13077 (c_common_reswords, num_c_common_reswords): Declare.
13078 * c-common.c (c_common_reswords): New global const array.
13079 (num_c_common_reswords): New const int.
13080 * c-parser.c (struct resword, reswords): Don't define.
13081 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13082 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13083 than reswords. If warning about C++ keywords, give them a special
13085 (c_lex_one_token): Warn about C++ keywords. Call
13086 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13087 (c_parser_external_declaration): Look for RID_xxx rather than
13088 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13089 (c_parser_statement_after_labels): Likewise.
13090 (c_parser_objc_class_instance_variables): Likewise.
13091 (c_parser_objc_class_declaration): Likewise.
13092 (c_parser_objc_try_catch_statement): Likewise.
13093 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13094 (declspecs_add_type): Likewise.
13096 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13098 * ggc-page.c (alloc_page):
13099 Substituting xmalloc, xcalloc with
13100 XNEWVEC and XCNEWVAR macros which add the
13103 2008-07-11 Richard Guenther <rguenther@suse.de>
13105 PR tree-optimization/36765
13106 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13107 aliases from HEAP vars to SMTs.
13109 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13111 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13112 * configure.ac (loose_warn): Move -Wc++-compat from here...
13113 (strict_warn): ...to here.
13114 * configure: Regenerate.
13116 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13118 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13119 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13120 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13121 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13122 excluding more specific h8300-*-* and sh-*-* targets.
13124 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13126 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13127 (eliminate): Ditto.
13128 (execute_pre): Call loop_optimizer_finalize in early exit.
13130 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13132 PR middle-end/36790
13133 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13134 uids in the bitmap, not just VAR_DECL uids.
13136 PR rtl-optimization/36419
13137 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13138 (combine_stack_adjustments_for_block): Call it if needed. Delete
13140 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13141 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13142 prologue sp adjustment.
13144 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13147 * opts.c (print_ignored_options): Report postponed diagnostics for
13148 unknown -Wno-* options as warnings, not errors.
13149 (postpone_unknown_option_error): Renamed to...
13150 (postpone_unknown_option_warning): ... this.
13152 2008-07-09 Doug Kwan <dougkwan@google.com>
13155 2008-07-08 Doug Kwan <dougkwan@google.com>
13157 * config/arm/arm.opt (mandroid): New option.
13158 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13159 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13161 (CC1PLUS_SPEC): Same.
13163 (STARTFILE_SPEC): Same.
13164 (ENDFILE_SPEC): Same.
13165 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13168 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13171 * config/mips/mips.h (reg_class): Remove V1_REG.
13172 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13173 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13174 instead of V1_REGS.
13175 (mips_get_tp): New function.
13176 (mips_legitimize_tls_address): Use it.
13177 * config/mips/constraints.md (v): Delete.
13178 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13179 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13180 After reload, split into a move and ...
13181 (*tls_get_tp_<mode>_split): ...this new instruction.
13183 2008-07-09 David Daney <ddaney@avtrex.com>
13185 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13187 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13189 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13190 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13192 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13193 htab_delete should be called. Don't free c.
13194 (lookup_tmp_var): Create temp_htab lazily.
13195 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13196 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13198 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13199 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13200 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13201 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13202 * tree-sra.c (generate_element_init): Likewise.
13203 * tree-mudflap.c (execute_mudflap_function_ops,
13204 execute_mudflap_function_decls): Likewise.
13205 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13206 * tree-gimple.h (struct gimplify_ctx): New type.
13207 (push_gimplify_context): Adjust prototype.
13209 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13211 * tree-ssa-pre.c (phi_translate_1): Update placement of
13212 add_to_value calls.
13214 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13216 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13217 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13218 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13219 * targhooks.c (default_hard_regno_scratch_ok): New function.
13220 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13221 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13222 * recog.c: Include "target.h".
13223 (peep2_find_free_register): Add check for global regs. Add target
13225 * Makefile.in (recog.o): Depend on target.h.
13227 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13229 * config/sh/sh.c (sh_canonical_va_list_type): New.
13230 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13232 2008-07-09 Raksit Ashok <raksit@google.com>
13234 * doc/invoke.texi (Option Summary): Mention new option
13235 -Wdisallowed-function-list=...
13236 (Warning Options): Document -Wdisallowed-function-list=...
13237 * common.opt (Wdisallowed-function-list=): New flag.
13238 * flags.h (warn_disallowed_functions): External definition of new
13239 boolean warning flag.
13240 (warn_if_disallowed_function_p): Declare new function.
13241 * opts.c (warning_disallowed_functions): New static variable.
13242 (warn_disallowed_functions): New boolean warning flag.
13243 (warn_if_disallowed_function_p): New function.
13244 (add_comma_separated_to_vector): Rename
13245 add_instrument_functions_exclude_list to this.
13246 (common_handle_option): Handle new option. Rename calls to
13247 add_instrument_functions_exclude_list into calls to
13248 add_comma_separated_to_vector.
13249 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13250 based on flag warn_disallowed_functions.
13252 2008-07-09 Christian Bruel <christian.bruel@st.com>
13254 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13255 instead of get_attr_length.
13257 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13259 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13261 * genemit.c (gen_insn): Likewise.
13262 * gengtype.c (note_def_vec): Likewise.
13263 * gengtype.h (note_def_vec): Likewise.
13264 * genoutput.c (struct data, output_insn_data, process_template,
13265 gen_expand, gen_split, note_constraint): Likewise.
13266 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13267 make_insn_sequence): Likewise.
13268 * gensupport.c (record_insn_name): Likewise.
13270 2008-07-08 Doug Kwan <dougkwan@google.com>
13272 * config/arm/arm.opt (mandroid): New option.
13273 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13274 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13276 (CC1PLUS_SPEC): Same.
13278 (STARTFILE_SPEC): Same.
13279 (ENDFILE_SPEC): Same.
13280 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13283 2008-07-08 Raksit Ashok <raksit@google.com>
13285 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13286 (set_storage_via_setmem): Fix expected_align parameter.
13287 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13288 missing from the list.
13289 * doc/md.texi (movmem): Explicitly state that expected alignment is
13290 to be expressed in bytes.
13291 (setmem): Explicitly state that expected alignment is to be expressed
13294 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13296 * reload.c (find_reloads_subreg_address): Do not require validity
13297 of address in original mode before reloading address.
13299 2008-07-07 Tianwei Sheng <tianweis@google.com>
13301 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13302 bounds array access.
13304 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13306 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13308 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13310 Fix PR tree-optimization/23455
13311 Fix PR tree-optimization/35286
13312 Fix PR tree-optimization/35287
13313 * Makefile.in (OBJS-common): Remove tree-vn.o.
13314 (tree-vn.o): Remove.
13315 * dbgcnt.def: Add treepre_insert debug counter.
13316 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13317 (debug_value_expressions): Ditto.
13318 (print_value_expressions): Ditto.
13319 * tree-pretty-print.c (dump_generic_node): Updated for
13320 VALUE_HANDLE removal.
13321 * tree-ssa-dom.c (record_equality): Ditto.
13322 (cprop_operand): Ditto.
13323 (lookup_avail_expr): Ditto.
13324 * tree-ssa-threadedge.c
13325 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13326 (simplify_control_stmt_condition): Ditto.
13327 * tree.c (tree_code_size): Ditto.
13328 (tree_node_structure): Ditto.
13329 (iterative_hash_expr): Ditto.
13331 * tree.h (VALUE_HANDLE_ID): Ditto.
13332 (VALUE_HANDLE_EXPR_SET): Ditto.
13333 (struct tree_value_handle): Ditto.
13334 (union tree_node): Ditto.
13335 * treestruct.def: Ditto.
13336 * tree-vn.c: Removed.
13337 * tree-ssa-pre.c: Rewritten entirely.
13338 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13339 (constant_value_ids): Ditto.
13340 (vn_nary_op_t): Moved to header.
13342 (vn_reference_op_t): Ditto
13343 (vn_reference_t): Ditto.
13344 (next_value_id): New variable.
13345 (VN_INFO): Add an assert.
13346 (vn_constant_eq): New function.
13347 (vn_constant_hash): Ditto.
13348 (get_or_alloc_constant_value_id): Ditto.
13349 (value_id_constant_p): Ditto.
13350 (vn_reference_compute_hash): De-staticify.
13351 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13352 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13353 (valueize_refs): Update opcode if it changes from ssa name to constant.
13354 (vn_reference_lookup_1): Add new argument.
13355 (vn_reference_lookup): Ditto.
13356 (vn_reference_lookup_pieces): New function.
13357 (vn_reference_insert): Add return type. Modify to deal with value ids.
13358 (vn_reference_insert_pieces): New function.
13359 (vn_nary_op_compute_hash): De-staticify.
13360 (vn_nary_op_eq): Ditto.
13361 (vn_nary_op_lookup_pieces): New function.
13362 (vn_nary_op_lookup): Add new argument.
13363 (vn_nary_op_insert_pieces): New function.
13364 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13365 (vn_phi_insert): Ditto.
13366 (visit_unary_op): Update for callee changes.
13367 (visit_binary_op): Ditto.
13368 (visit_reference_op_load): Ditto.
13369 (visit_reference_op_store): Ditto.
13370 (init_scc_vn): Init next_value_id, constant_to_value_id and
13371 constant_value_ids.
13372 (free_scc_vn): Free them.
13373 (set_hashtable_value_ids): New function.
13374 (run_scc_vn): Use it.
13375 (get_max_value_id): New function.
13376 (get_next_value_id): Ditto.
13377 (expressions_equal_p): Moved from tree-vn.c
13378 (sort_vuses): Ditto.
13379 (sort_vuses_heap): Ditto.
13380 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13382 * tree.c (iterative_hash_hashval_t): Made non-static
13383 * tree.h (iterative_hash_hashval_t): Declare it.
13385 2008-07-08 Martin Jambor <mjambor@suse.cz>
13387 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13388 instead of ipa_create_node_params.
13389 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13390 ipa_check_create_edge_args, free them with
13391 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13393 * ipa-prop.c: Include flags.h and tree-inline.h.
13394 (ipa_node_params_vector): New variable.
13395 (ipa_edge_args_vector): New variable.
13396 (edge_removal_hook_holder): New variable.
13397 (node_removal_hook_holder): New variable.
13398 (edge_duplication_hook_holder): New variable.
13399 (node_duplication_hook_holder): New variable.
13400 (ipa_detect_param_modifications): Check for presence of modified flags.
13401 (ipa_compute_jump_functions): Check for presence of jump functions.
13402 (ipa_free_edge_args_substructures): New function.
13403 (ipa_create_node_params): Removed.
13404 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13405 (ipa_free_node_params_substructures): New function.
13406 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13408 (ipa_edge_removal_hook): New function.
13409 (ipa_node_removal_hook): New function.
13410 (duplicate_array): New function.
13411 (ipa_edge_duplication_hook): New function.
13412 (ipa_node_duplication_hook): New function.
13413 (ipa_register_cgraph_hooks): New function.
13414 (ipa_unregister_cgraph_hooks): New function.
13415 (free_all_ipa_structures_after_ipa_cp): New function.
13417 * ipa-prop.h: Include vec.h.
13418 (ipa_node_params_t): New typedef with vector types for it.
13419 (ipa_edge_args_t): New typedef with vector types for it.
13420 (IPA_NODE_REF): Changed to access an on-the-side vector.
13421 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13422 (ipa_check_create_node_params): New function.
13423 (ipa_check_create_edge_args): New function.
13425 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13428 2008-07-07 Tom Tromey <tromey@redhat.com>
13430 * configure, config.in: Rebuilt.
13431 * configure.ac: Don't check for scandir or alphasort.
13433 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13435 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13436 types immediately after creating them.
13438 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13440 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13442 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13444 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13445 dump_constraint_graph.
13446 (dump_constraint_edge): New function.
13447 (dump_constraint_graph): New function.
13448 (debug_constraint_graph): New function.
13449 (dump_constraint): Removed useless comparison.
13450 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13451 (dump_constraint_graph): Declare.
13452 (debug_constraint_graph): Declare.
13453 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13455 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13457 * config/i386/i386.c (is_va_list_char_pointer): New.
13458 (ix86_va_start): Replace compare with ms_va_list_type_node
13459 by is_va_list_char_pointer.
13460 (ix86_gimplify_va_arg): Likewise.
13462 2008-07-07 Martin Jambor <mjambor@suse.cz>
13464 * cgraph.c (cgraph_edge_max_uid): New variable.
13465 (struct cgraph_edge_hook_list): New type.
13466 (struct cgraph_node_hook_list): New type.
13467 (struct cgraph_2edge_hook_list): New type.
13468 (struct cgraph_2node_hook_list): New type.
13469 (first_cgraph_edge_removal_hook): New variable.
13470 (first_cgraph_node_removal_hook): New variable.
13471 (first_cgraph_edge_duplicated_hook): New variable.
13472 (first_cgraph_node_duplicated_hook): New variable.
13473 (cgraph_add_edge_removal_hook): New function.
13474 (cgraph_remove_edge_removal_hook): New function.
13475 (cgraph_call_edge_removal_hooks): New function.
13476 (cgraph_add_node_removal_hook): New function.
13477 (cgraph_remove_node_removal_hook): New function.
13478 (cgraph_call_node_removal_hooks): New function.
13479 (cgraph_add_edge_duplication_hook): New function.
13480 (cgraph_remove_edge_duplication_hook): New function.
13481 (cgraph_call_edge_duplication_hooks): New function.
13482 (cgraph_add_node_duplication_hook): New function.
13483 (cgraph_remove_node_duplication_hook): New function.
13484 (cgraph_call_node_duplication_hooks): New function.
13485 (cgraph_create_edge): Assign to edge uid.
13486 (cgraph_remove_edge): Call edge removal hooks.
13487 (cgraph_node_remove_callees): Call edge removal hooks.
13488 (cgraph_node_remove_callers): Call edge removal hooks.
13489 (cgraph_remove_node): Call node removal hooks.
13490 (cgraph_clone_edge): Call edge duplication hooks.
13491 (cgraph_clone_node): Call node duplication hooks.
13493 * cgraph.h (cgraph_edge): New field uid.
13494 (cgraph_edge_hook): New type.
13495 (cgraph_node_hook): New type.
13496 (cgraph_2edge_hook): New type.
13497 (cgraph_2node_hook): New type.
13499 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13501 * config.in: Regenerate.
13503 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13505 * gcc.c (print_sysroot): New.
13506 (option_map, display_help, process_command): Handle the
13507 -print-sysroot option.
13508 (main): Print the sysroot if requested.
13509 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13511 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13514 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13516 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13518 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13519 (assign_parm_setup_block_p): Also check mode of entry_parm.
13521 2008-07-07 Richard Guenther <rguenther@suse.de>
13523 * tree-ssa-structalias.h (set_used_smts): Remove.
13524 * tree-ssa-structalias.c (used_smts): Likewise.
13525 (set_used_smts): Likewise.
13526 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13527 call to set_used_smts.
13529 2008-07-07 Richard Guenther <rguenther@suse.de>
13531 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13532 (new_var_info): Set it to false.
13533 (solution_set_add): Correctly handle pointers outside a var and
13535 (type_safe): Treat variables with is_full_var properly.
13536 (do_sd_constraint): Likewise.
13537 (do_ds_constraint): Likewise.
13538 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13539 (get_constraint_for_ptr_offset): New function.
13540 (get_constraint_for_component_ref): For addresses at least include
13541 the last field of the variable. Handle is_full_vars properly.
13542 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13543 (handle_ptr_arith): Remove.
13544 (find_func_aliases): Simplify assignment handling.
13545 (create_function_info_for): For parameter and result varinfos set
13547 (create_variable_info_for): Set is_full_var flag whenever we
13548 just created a single varinfo for a decl.
13549 (init_alias_vars): Initialize use_field_sensitive from
13550 max-fields-for-field-sensitive parameter.
13552 2008-07-07 Richard Guenther <rguenther@suse.de>
13554 PR tree-optimization/36713
13555 * tree-flow-inline.h (is_call_used): New function.
13556 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13557 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13558 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13560 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13562 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13564 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13566 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13568 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13569 Nathan Sidwell <nathan@codesourcery.com>
13571 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13572 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13574 * config/m68k/t-linux: New.
13575 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13578 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13580 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13581 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13584 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13586 * gcc.c (execute): Fix -Wc++-compat warning.
13588 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13591 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13592 constant for little endian.
13594 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13596 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13597 mips_base_mips16 instead of TARGET_MIPS16.
13598 (mips_base_mips16): Declare.
13599 * config/mips/mips.c (mips_base_mips16): Make global.
13600 (was_mips16_p): Remove GTY marker.
13601 (was_mips16_pch_p): New variable.
13602 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13603 (mips_override_options): Force to non-MIPS16 mode initially.
13604 Do not complain about MIPS16 PIC incompatibilities here.
13605 Only allow -mgpopt if -mexplicit-relocs is in force for
13608 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13610 * configure.ac: Check for caddr_t, define to char * if not defined.
13611 * configure: Regenerate.
13612 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13613 (mmap_gt_pch_use_address): Likewise.
13614 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13616 2008-07-06 Richard Guenther <rguenther@suse.de>
13618 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13619 (new_var_info): Deal with it.
13620 (solution_set_add): Likewise.
13621 (bitpos_of_field): Make signed, fix.
13622 (struct fieldoff): Remove type and decl fields. Make size field
13623 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13625 (fieldoff_compare): Deal with it.
13626 (push_fields_onto_fieldstack): Remove has_union argument, glob
13627 adjacent non-pointer fields together.
13628 (create_function_info_for): Do not set has_union.
13629 (create_variable_info_for): Simplify.
13631 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13633 * config.gcc (extra_headers): Add cross-stdarg.h for target
13634 x86_64-*-* and i?86-*-*.
13635 * config/i386/cross-stdarg.h: New.
13636 * builtins.c (std_fn_abi_va_list): New.
13637 (std_canonical_va_list_type): New.
13638 (stabilize_va_list): Replace va_list_type_node use by
13639 mtarget.canonical_va_list_type.
13640 (gimplify_va_arg_expr): Likewise.
13641 (expand_builtin_va_copy): Replace va_list_type_node use by
13642 mtarget.fn_abi_va_list.
13643 * tree-sra.c (is_va_list_type): New helper.
13644 (decl_can_be_decomposed_p): Replace
13645 va_list_type_node use by is_va_list_type.
13646 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13647 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13648 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13649 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13650 (ix86_enum_va_list): New.
13651 * config/i386/i386.c (sysv_va_list_type_node): New.
13652 (ms_va_list_type_node): New.
13653 (ix86_function_type_abi): Remove sorry.
13654 (ix86_build_builtin_va_list_abi): New.
13655 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13656 for 64-bit targets.
13657 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13658 (ix86_init_builtins_va_builtins_abi): New.
13659 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13660 for 64-bit targets.
13661 (ix86_handle_abi_attribute): New.
13662 (attribute_spec): Add sysv_abi and ms_abi.
13663 (ix86_fn_abi_va_list): New.
13664 (ix86_canonical_va_list_type): New.
13665 (ix86_enum_va_list): New.
13666 (TARGET_FN_ABI_VA_LIST): New.
13667 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13668 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13669 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13670 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13671 (TARGET_ENUM_VA_LIST): New.
13672 * expr.h (std_fn_abi_va_list): New.
13673 (std_canonical_va_list_type): New.
13674 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13675 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13676 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13677 TARGET_CANONICAL_VA_LIST_TYPE.
13678 * target.h (struct gcc_target): Add fn_abi_va_list hook
13679 and canonical_va_list_type hook.
13681 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13683 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13684 integral and pointer types.
13686 2008-07-04 Roger Sayle <roger@eyesopen.com>
13688 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13689 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13691 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13694 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13696 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13698 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13699 build_gimple_modify_stmt.
13700 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13701 gimple operand. Use fold_build* instead of build*.
13703 2008-07-04 Richard Guenther <rguenther@suse.de>
13705 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13706 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13707 properly to compute the reachability set if we do field-sensitive PTA.
13708 * invoke.texi (max-fields-for-field-sensitive): Document default.
13709 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13710 100 for optimize >= 2.
13712 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13714 * ggc-zone.c (lookup_page_table_if_allocated,
13715 set_page_table_entry, zone_find_object_size, alloc_small_page,
13716 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13717 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13718 -Wc++-compat and/or -Wcast-qual warnings.
13720 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13723 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13724 pic_offset_table_rtx to be marked as used here.
13725 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13726 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13727 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13728 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13729 !TARGET_SECURE_PLT.
13731 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13733 * alloc-pool.c (hash_descriptor, eq_descriptor,
13734 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13735 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13737 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13738 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13739 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13740 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13743 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13745 * tree-flow.h (loop_only_exit_p): Declare.
13746 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13747 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13748 the number of iterations if it is constant. Otherwise, if this is the
13749 only possible exit of the loop, use the conservative estimate on the
13750 number of iterations of the entire loop if available.
13752 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13754 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13755 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13756 Add synchronization functions.
13757 * config/sync.c: New file.
13758 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13759 (LIBGCC_SYNC_CFLAGS): Likewise.
13761 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13764 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13765 (*pushtf_sse): New insn pattern.
13766 (pushtf splitters): New splitters.
13768 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13770 PR middle-end/35736
13771 * predict.c (build_predict_expr): Use void_type_node for the tree
13772 type, instead of NULL_TREE.
13774 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13776 * config/i386/i386.c (contains_aligned_value_p): Return true
13778 (ix86_data_alignment): Align TCmode to 128bits.
13779 (ix86_local_alignment): Likewise.
13781 2008-07-03 Andrew Haley <aph@redhat.com>
13784 * vec.h (VEC_TA): New.
13785 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13786 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13787 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13788 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13789 (C_COMMON_FIXED_TYPES): Remove first arg.
13790 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13791 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13792 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13793 not to use empty macro arguments.
13795 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13797 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13798 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13799 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13800 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13801 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13802 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13803 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13804 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13805 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13806 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13807 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13808 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13809 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13810 config/rs6000/e500crtres64gpr.asm,
13811 config/rs6000/e500crtres64gprctr.asm,
13812 config/rs6000/e500crtrest32gpr.asm,
13813 config/rs6000/e500crtrest64gpr.asm,
13814 config/rs6000/e500crtresx32gpr.asm,
13815 config/rs6000/e500crtresx64gpr.asm,
13816 config/rs6000/e500crtsav32gpr.asm,
13817 config/rs6000/e500crtsav64gpr.asm,
13818 config/rs6000/e500crtsav64gprctr.asm,
13819 config/rs6000/e500crtsavg32gpr.asm,
13820 config/rs6000/e500crtsavg64gpr.asm,
13821 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13822 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13823 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13824 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13825 config/sparc/sol2-cn.asm: Remove .file directives.
13827 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13829 * resource.c (mark_referenced_resources): Look inside
13830 UNSPEC_VOLATILEs and ASM_INPUTs.
13832 2008-07-02 Ian Lance Taylor <iant@google.com>
13834 * rtlanal.c (add_reg_note): New function.
13835 * rtl.h (add_reg_note): Declare.
13836 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13837 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13838 * builtins.c (expand_builtin_longjmp): Likewise.
13839 (expand_builtin_nonlocal_goto): Likewise.
13840 * calls.c (emit_call_1, expand_call): Likewise.
13841 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13842 * cfglayout.c (fixup_reorder_chain): Likewise.
13843 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13844 (commit_one_edge_insertion): Likewise.
13845 * combine.c (move_deaths, distribute_notes): Likewise.
13846 * df-problems.c (df_set_note): Likewise.
13847 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13848 (set_unique_reg_note): Likewise.
13849 (emit_copy_of_insn_after): Likewise.
13850 * expr.c (expand_expr_real): Likewise.
13851 * gcse.c (add_label_notes): Likewise.
13852 * haifa-sched.c (create_check_block_twin): Likewise.
13853 * jump.c (mark_jump_label_1): Likewise.
13854 * loop-doloop.c (add_test, doloop_modify): Likewise.
13855 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13856 * lower-subreg.c (move_eh_region_note): Likewise.
13857 * optabs.c (emit_libcall_block): Likewise.
13858 * predict.c (predict_insn): Likewise.
13859 (combine_predictions_for_insn): Likewise.
13860 * recog.c (peephole2_optimize): Likewise.
13861 * regmove.c (try_auto_increment): Likewise.
13862 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13863 * reload.c (find_reloads): Likewise.
13864 * reload1.c (fixup_eh_region_note): Likewise.
13865 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13866 * reorg.c (delete_prior_computation): Likewise.
13867 (delete_computation, dbr_schedule): Likewise.
13868 * config/pa/pa.c (legitimize_pic_address): Likewise.
13869 * config/sh/sh.c (sh_reorg): Likewise.
13871 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13874 * config/libgcc-glibc.ver: Add %exclude.
13875 * config/m32r/libgcc-glibc.ver: Likwise.
13876 * config/s390/libgcc-glibc.ver: Likwise.
13877 * config/sh/libgcc-glibc.ver: Likwise.
13878 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13880 * config/i386/libgcc-glibc.ver: New.
13882 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13884 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13886 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13887 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13888 i[34567]86-*-linux*, x86_64-*-linux*. Add
13889 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13890 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13891 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13892 i[34567]86-*-linux*, x86_64-*-linux*.
13894 * libgcc-std.ver: Add empty GCC_4.4.0.
13896 * mkmap-symver.awk: Support multiple versions per symbol.
13898 * config/i386/i386.c (ix86_init_builtins): Always define
13899 __builtin_fabsq and __builtin_copysignq with fallbacks.
13900 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13901 and __builtin_copysignq if SSE2 isn't available.
13903 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13904 (LIBGCC2_TF_CEXT): Likwise.
13905 (TF_SIZE): Likwise.
13907 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13909 * config/i386/sfp-machine.h: Moved to libgcc.
13911 * config/i386/sfp-machine.h: New.
13912 * config/i386/t-linux: Likwise.
13914 * config/i386/t-darwin: Remove softfp_wrap_start and
13916 * config/i386/t-darwin64: Likewise.
13918 * config/i386/t-fprules-softfp64: Renamed to ...
13919 * config/i386/t-fprules-softfp: This.
13921 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13922 and softfp_wrap_end.
13924 2008-07-02 Jason Merrill <jason@redhat.com>
13926 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13928 * tree.c (ctor_to_list): New fn.
13929 * tree.h: Declare it.
13930 (CONSTRUCTOR_ELT): New macro.
13931 (CONSTRUCTOR_NELTS): New macro.
13933 2008-07-02 Richard Guenther <rguenther@suse.de>
13935 * tree-ssa-structalias.c (struct variable_info): Reorder
13936 to fill padding on 64bit hosts. Make collapsed_to an int.
13937 (get_varinfo_fc): Deal with that.
13938 (new_var_info): Likewise.
13939 (collapse_rest_of_var): Likewise.
13941 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13943 * doc/install.texi (--enable-java-home): Document.
13944 (--enable-aot-compile-rpm): Likewise.
13945 (--with-arch-directory): Likewise.
13946 (--with-os-directory): Likewise.
13947 (--with-origin-name): Likewise.
13948 (--with-arch-suffix): Likewise.
13949 (--with-jvm-root-dir): Likewise.
13950 (--with-jvm-jar-dir): Likewise.
13951 (--with-python-dir): Likewise.
13953 2008-07-02 Richard Guenther <rguenther@suse.de>
13955 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13956 from decls explicitly. Merge operand checking from tuples.
13958 2008-07-02 Martin Jambor <mjambor@suse.cz>
13960 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13962 2008-07-02 Martin Jambor <mjambor@suse.cz>
13964 * tree-switch-conversion.c: Included timevar.h
13965 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13967 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13969 2008-07-02 Martin Jambor <mjambor@suse.cz>
13971 * tree-switch-conversion.c: Corrected various comments and
13973 (build_constructors): Fixed minor formatting mistakes.
13975 * invoke.texi (Optimize Options): Corrected the
13976 switch-conversion-max-branch-ratio parameter.
13978 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13980 * final.c (asm_insn_count): Return zero for an empty asm body.
13982 2008-07-02 Richard Guenther <rguenther@suse.de>
13984 * bitmap.h (bitmap_set_bit): Return bool.
13985 (bitmap_clear_bit): Likewise.
13986 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13987 write to the bitmap if it would.
13988 (bitmap_clear_bit): Likewise.
13989 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13990 bitmap_set_bit return value.
13991 (add_pred_graph_edge): Likewise.
13992 (add_graph_edge): Likewise.
13993 (do_sd_constraint): Likewise.
13994 (do_ds_constraint): Likewise.
13996 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13998 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13999 Fix -Wc++-compat and/or -Wcast-qual warnings.
14000 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14001 gen_regparm_prefix): Likewise.
14002 * vmsdbgout.c (write_modbeg, lookup_filename,
14003 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14005 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14007 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14008 defaults.h definition apply.
14010 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14012 * function.c (assign_parm_remove_parallels): New.
14013 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14015 (assign_parm_setup_block): Do not handle them.
14016 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14017 assign_parm_remove_parallels.
14019 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14021 * c-typeck.c (convert_for_assignment): Use
14022 vector_targets_convertible_p.
14023 * c-common.c (vector_targets_convertible_p): New.
14024 * c-common.h (vector_targets_convertible_p): New prototype.
14025 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14026 opaque_p_V2SI_type_node.
14028 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14030 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14033 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14035 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14036 TFmode constants via two element DImode vector for hosts with
14037 HOST_BITS_PER_WIDE_INT < 64.
14038 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14039 also for HOST_BITS_PER_WIDE_INT < 64.
14041 2008-07-01 Richard Guenther <rguenther@suse.de>
14043 PR tree-optimization/36666
14044 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14045 (get_constraint_exp_from_ssa_var): Split into ...
14046 (get_constraint_exp_for_temp): ... this ...
14047 (get_constraint_for_ssa_var): ... and that.
14048 Return constraint expressions for all touched sub-fields
14049 if the results address is not taken.
14050 (process_constraint): Remove assertion that aggregate
14051 assignments do not happen at this place.
14052 (get_constraint_for_component_ref): Add address_p argument.
14053 Return constraint expressions for all touched sub-fields
14054 if the results address is not taken.
14055 (do_deref): Use get_constraint_exp_for_temp.
14056 (get_constraint_for_1): Rename from ...
14057 (get_constraint_for): ... this. Add the old function as wrapper.
14058 (do_structure_copy): Use get_constraint_for_1.
14060 2008-07-01 Martin Jambor <mjambor@suse.cz>
14062 * Makefile.in (tree-switch-conversion.o): Add.
14063 (OBJS-common): Add tree-swtch-conversion.o.
14064 * passes.c (init_optimization_passes): Add pass_convert_switch.
14065 * tree-pass.h: (pass_convert_switch): Add.
14066 * tree-switch-conversion.c: New file.
14067 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14068 * common.opt (ftree-cswtch): New option.
14069 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14070 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14071 * opts.c (decode_options): Set flag_tree_switch_conversion when
14072 optimization level is >= 2.
14073 * doc/invoke.texi (Optimize Options): Added description of
14074 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14076 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14078 * config/darwin-driver.c (darwin_default_min_version): Fix
14079 -Wc++-compat warnings.
14081 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14083 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14086 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14088 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14090 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14092 PR rtl-optimization/34744
14093 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14094 (df_scan_free_internal): Free data structures not
14095 allocated in storage pools.
14096 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14097 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14098 df_scan_free_mws_vec.
14099 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14102 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14104 * config/i386/i386.c (contains_aligned_value_p): Return true
14106 (ix86_function_arg_boundary): Return its natural boundary
14108 (return_in_memory_32): Don't check TDmode.
14109 (ix86_split_to_parts): Support splitting into 4 parts and
14110 support TFmode for 32bit target.
14111 (ix86_split_long_move): Support splitting into 4 parts.
14112 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14114 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14115 (ix86_init_builtins): Here.
14116 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14117 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14118 'q' and 'w', respectively.
14120 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14122 (movtf_internal): Likewise.
14123 (<code>tf2): Likewise.
14124 (*absnegtf2_sse): Likewise.
14125 (copysign<mode>3): Likewise.
14126 (copysign<mode>3_const): Likewise.
14127 (copysign<mode>3_var): Likewise.
14128 (define_split UNSPEC_COPYSIGN): Likewise.
14129 * config/i386/sse.md (*nandtf3): Likewise.
14130 (<code>tf3): Likewise.
14131 (*<code>tf3): Likewise.
14133 2008-06-30 Joey Ye <joey.ye@intel.com>
14134 H.J. Lu <hongjiu.lu@intel.com>
14136 * global.c (compute_regsets): Set frame_pointer_needed here.
14137 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14139 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14141 * doc/install.texi (specific): Expand Windows build notes.
14143 2008-06-30 Ira Rosen <irar@il.ibm.com>
14145 PR tree-optimization/36648
14146 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14147 number of prolog iterations by step. Fix the comment.
14149 2008-06-30 Richard Guenther <rguenther@suse.de>
14151 PR middle-end/36671
14152 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14153 handle calls from ECF_MALLOC functions.
14154 (handle_pure_call): ECF_MALLOC functions do not return
14156 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14158 2008-06-29 Andreas Schwab <schwab@suse.de>
14160 * config/m68k/m68k.c (print_operand): Always print a float
14162 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14163 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14166 * config/rs6000/x-linux64: Remove never used file.
14168 2008-06-29 Richard Guenther <rguenther@suse.de>
14170 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14172 (struct alias_info): Move ...
14173 * tree-ssa-alias.c: ... here.
14174 (update_alias_info): Declare.
14175 (compute_may_aliases): Call it.
14176 (update_alias_info): New function.
14177 * tree-ssa-structalias.c (update_alias_info): Move ...
14178 * tree-ssa-alias.c (update_alias_info_1): ... here.
14179 * tree-ssa-structalias.c (process_constraint_1): Remove
14180 unused from_call argument. Rename to ...
14181 (process_constraint): ... this. Delete old wrapper.
14182 (make_constraint_to): Adjust callers.
14183 (handle_const_call): Likewise.
14184 (handle_pure_call): Likewise.
14185 (init_base_vars): Likewise.
14186 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14187 (find_func_aliases): We don't need structure copies for
14189 (make_constraint_from_anything): Remove.
14190 (create_variable_info_for): For globals make constraints
14191 from escaped, not from anything.
14192 (compute_points_to_sets): Do not call update_alias_info.
14193 (ipa_pta_execute): Use make_constraint_from.
14195 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14197 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14198 (bitmap.o-warn, dominance.o-warn): New.
14199 * configure.ac (cxx_compat_warn): Delete.
14200 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14201 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14203 * configure: Regenerate.
14205 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14208 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14210 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14211 * df-scan.c (df_notes_rescan): Likewise.
14212 * ggc-page.c (set_page_table_entry): Likewise.
14213 * intl.c (gcc_gettext_width): Likewise.
14214 * varasm.c (get_unnamed_section, get_noswitch_section,
14215 get_section): Likewise.
14217 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14219 * regrename.c (build_def_use): Don't copy RTX.
14221 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14223 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14224 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14225 punctuation. Use @ref instead of @xref.
14226 (Function Names): Remove stray @display/@end display.
14227 (C++ Attributes): Use @ref instead of @xref.
14228 (Deprecated Features): Fix punctuation around @xref.
14229 (Backwards Compatibility): Likewise.
14230 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14232 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14234 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14235 constants for E500 double.
14237 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14239 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14240 element type of const_vector.
14242 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14244 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14245 Remove FLAGS_REG clobber from expander pattern.
14246 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14247 (anddi3, andsi3, andhi3, andqi3): Ditto.
14248 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14249 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14250 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14251 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14252 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14253 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14254 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14255 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14257 2008-06-28 Richard Guenther <rguenther@suse.de>
14259 * tree-ssa-structalias.c (callused_id, var_callused,
14260 callused_tree): Add.
14261 (handle_pure_call): New function.
14262 (find_func_aliases): Call it.
14263 (find_what_p_points_to): Handle the call-used set.
14264 (clobber_what_escaped): Likewise.
14265 (compute_call_used_vars): New function.
14266 (init_base_vars): Init the call-used variable.
14267 (do_sd_constraint): Do not propagate the solution from CALLUSED
14268 but use CALLUSED as a placeholder.
14269 (solve_graph): Likewise.
14270 * tree-flow-inline.h (gimple_call_used_vars): New function.
14271 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14272 (compute_call_used_vars): Declare.
14273 * tree-ssa-alias.c (set_initial_properties): Call
14274 compute_call_used_vars.
14275 (reset_alias_info): Clear call-used variables.
14276 (add_call_clobber_ops): Assert we are not called for const/pure
14277 functions. Remove handling of them.
14278 (add_call_read_ops): Handle pure functions by adding the
14279 call-used set of variables as VUSEs.
14280 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14281 (delete_tree_ssa): Free it.
14282 * tree-dfa.c (remove_referenced_var): Clear the var from the
14285 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14287 * tree.c (build_varargs_function_type_list): New.
14288 (build_function_type_list_1): New.
14289 (build_function_type_list): Use build_function_type_list_1.
14290 * tree.h (build_varargs_function_type_list): New.
14292 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14295 * config/spu/spu.c (spu_builtin_splats): Do not generate
14296 invalid CONST_VECTOR expressions.
14297 (spu_expand_vector_init): Likewise.
14299 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14301 * optabs.c (libfunc_decls): New variable.
14302 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14303 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14304 for the same function twice.
14306 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14308 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14309 ix86_expand_binary_operator directly.
14310 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14312 (*ashrti3_1): Ditto.
14313 (*lshrti3_1): Ditto.
14314 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14315 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14316 using only one splitter. Conditionaly execute splitter before or
14317 after peephole2 pass.
14318 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14319 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14320 Use only one alternative in asm template.
14321 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14323 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14324 "J" operand constraint for operand 2.
14325 (*ashldi3_cconly_rex64): Ditto.
14326 (*ashrdi3_cmp_rex64): Ditto.
14327 (*ashrdi3_cconly_rex64): Ditto.
14328 (*lshrdi3_cmp_rex64): Ditto.
14329 (*lshrdi3_cconly_rex64): Ditto.
14330 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14331 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14332 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14335 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14337 * gimplify.c (omp_is_private): Don't return true if decl is not
14338 already private on #pragma omp for or #pragma omp parallel for.
14341 * tree-cfg.c (struct move_stmt_d): Replace block field with
14342 orig_block and new_block fields.
14343 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14344 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14345 (move_block_to_fn): Replace vars_map and new_label_map arguments
14346 with struct move_stmt_d pointer.
14347 (replace_block_vars_by_duplicates): New function.
14348 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14349 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14350 all subblocks of ORIG_BLOCK to the new function. Call
14351 replace_block_vars_by_duplicates.
14352 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14353 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14354 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14355 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14356 (expand_omp): Temporarily set input_location to the location of
14357 region's controlling stmt.
14358 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14359 BIND_EXPR, push ctx->block_vars and gimplification vars into
14360 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14361 into dest function.
14362 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14363 there are any BLOCK_VARS.
14364 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14365 OMP_PARALLEL or OMP_TASK stmt.
14366 (lower_omp): Save and restore input_location around the lower_omp_1
14369 2008-06-27 Richard Guenther <rguenther@suse.de>
14371 PR tree-optimization/36400
14372 PR tree-optimization/36373
14373 PR tree-optimization/36344
14374 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14375 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14376 (update_alias_info): Remove call clobbering code.
14377 (make_constraint_to): New helper function.
14378 (make_escape_constraint): Likewise.
14379 (handle_rhs_call): Use it on all pointer containing arguments.
14380 Also mark the static chain escaped.
14381 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14382 instead of ANYTHING.
14383 (make_constraint_from): New helper split out from ...
14384 (make_constraint_from_anything): ... here.
14385 (find_func_aliases): Add constraints for escape sites.
14386 (intra_create_variable_infos): Make constraints from NONLOCAL
14388 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14390 (clobber_what_p_points_to): Remove.
14391 (clobber_what_escaped): New function.
14392 (init_base_vars): Init NONLOCAL and ESCAPED.
14393 (do_sd_constraint): Do not propagate the solution from ESCAPED
14394 but use ESCAPED as a placeholder.
14395 (solve_graph): Likewise.
14396 * tree-flow.h (clobber_what_p_points_to): Remove.
14397 (clobber_what_escaped): Declare.
14398 * tree-ssa-alias.c (set_initial_properties): Call it.
14399 Remove code clobbering escaped pointers.
14401 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14403 * function.c (allocate_struct_function): Only allocate a unique
14404 funcdef_no if the decl is nonzero.
14406 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14408 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14409 * config/mips/mips.c (mips_split_const_insns): New function.
14410 * config/mips/mips.md (move_type): New attribute.
14411 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14412 (dword_mode): New attribute.
14413 (type): Avoid long line. Map "move_type"s to "type"s,
14414 choosing "multi" for doubleword moves if appropriate.
14415 Swap MTC/MFC comments to match their declaration order.
14416 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14417 "type" is "branch" or "jal" is "direct".
14418 (length): Handle "extended_mips16" first. Make the default
14419 "0" for "ghost" instructions. Set the length from "move_type".
14420 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14421 of "type", with "sll0" for the register alternative. Remove the
14422 "extended_mips16" attribute.
14423 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14424 of "type", with "shift_shift" for the register alternative.
14425 Remove the "length" attribute.
14426 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14427 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14428 of "type", with "andi" for the register alternative.
14429 (*zero_extendqihi2): Likewise.
14430 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14431 of "andi" instead of a "type" of "arith".
14432 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14434 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14435 (mov_<store>r, *mov<mode>_ra): Likewise.
14436 (extendsidi2): Use "move_type" instead of "type", with "move"
14437 for the register alternative.
14438 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14439 of "type", with "signext" for the register alternative.
14440 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14441 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14442 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14443 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14444 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14445 (unnamed branch insn): Likewise.
14446 (*movdi_gp32_fp64): Fold into...
14447 (*movdi_32bit): ...here.
14448 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14449 (*movdf_hardfloat): ...this new pattern.
14450 (*movdf_softfloat): Remove redundant FPR alternatives.
14451 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14452 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14453 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14454 the "move" attribute.
14455 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14456 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14457 and "store" for COP loads and stores.
14458 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14459 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14460 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14461 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14462 (*movtf_mips16, *movv2sf): Likewise.
14463 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14464 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14465 (mfhc1<mode>): Use "move_type" instead of "move".
14466 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14467 (loadgp_blockage): Remove the "length" attribute.
14468 (blockage, set_got_version, update_got_version): Likewise.
14469 (call_internal): Remove the "extended_mips16" attribute.
14470 (call_value_internal, call_value_multiple_internal): Likewise.
14471 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14473 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14474 the "length" attribute.
14476 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14478 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14479 -Wcast-qual warnings.
14480 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14481 handle_pragma_pop_macro): Likewise.
14482 * collect2.c (resolve_lib_name): Likewise.
14483 * config/arc/arc.c (arc_init): Likewise.
14484 * config/arm/arm.c (neon_builtin_compare,
14485 locate_neon_builtin_icode): Likewise.
14486 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14487 * config/bfin/bfin.c (bfin_init_machine_status,
14488 bfin_optimize_loop): Likewise.
14489 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14490 * config/cris/cris.c (cris_init_expanders): Likewise.
14491 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14492 * config/darwin.c (machopic_indirection_eq,
14493 machopic_indirection_name, machopic_output_indirection): Likewise.
14494 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14495 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14496 frv_optimize_membar): Likewise.
14497 * config/i386/cygwin.h (mingw_scan,
14498 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14499 * config/i386/cygwin1.c (mingw_scan): Likewise.
14500 * config/i386/i386.c (machopic_output_stub): Likewise.
14501 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14502 i386_pe_unique_section): Likewise.
14503 * config/ia64/ia64.c (ia64_init_machine_status,
14504 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14506 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14507 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14508 * config/m68k/m68k.c (m68k_handle_option,
14509 m68k_sched_md_init_global): Likewise.
14510 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14511 mcore_unique_section): Likewise.
14512 * config/mips/mips.c (mips_block_move_straight,
14513 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14515 * config/mmix/mmix.c (mmix_init_machine_status,
14516 mmix_encode_section_info): Likewise.
14517 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14518 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14519 print_operand_address, output_toc, redefine_groups,
14520 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14521 * config/s390/s390.c (s390_init_machine_status): Likewise.
14522 * config/score/score.c (score_block_move_straight,
14523 score_block_move_loop_body): Likewise.
14524 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14525 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14526 * emit-rtl.c (find_auto_inc): Likewise.
14527 * gcc.c (translate_options, process_command): Likewise.
14528 * reorg.c (dbr_schedule): Likewise.
14529 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14530 * xcoffout.c (xcoffout_declare_function): Likewise.
14532 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14534 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14535 ipa-pta working again.
14537 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14539 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14542 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14544 * config.gcc (powerpc*-*-*): Add new core e500mc.
14545 * config/rs6000/e500mc.md: New file.
14546 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14548 (rs6000_override_options): Add e500mc case to
14549 processor_target_table. Altivec and Spe options not allowed
14550 with e500mc. Add isel instruction to e500mc by
14551 default. Initialize rs6000_cost for e500mc.
14552 (rs6000_issue_rate): Set issue rate for e500mc.
14553 * config/rs6000/rs6000.h (processor_type): Add
14554 PROCESSOR_PPCE500MC.
14555 (ASM_CPU_SPEC): Add e500mc.
14556 Set TARGET_ISEL to rs6000_isel.
14557 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14558 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14559 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14561 * doc/invoke.texi: Add e500mc to list of cpus.
14563 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14566 * c-lex.c (lex_charconst): Initialize unsignedp.
14568 2008-06-27 Olivier Hainque <hainque@adacore.com>
14570 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14571 documented assumptions.
14573 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14575 * dwarf2out.c: Remove trailing white spaces. Break long line
14578 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14580 * libfuncs.h (LTI_synchronize): New libfunc_index.
14581 (synchronize_libfunc): Declare.
14582 * builtins.c (expand_builtin_synchronize): Consider using
14583 synchronize_libfunc before falling back on an asm blockage.
14584 * config/mips/mips.c: Include libfuncs.h
14585 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14587 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14589 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14590 parameter. Copy stack_reg to r11 where appropriate.
14591 (no_global_regs_above): Add gpr parameter.
14592 (rs6000_stack_info): Only add padding for SPE save area if we
14593 are saving SPE GPRs and CR.
14594 (saveres_routine_syms): New variable.
14595 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14597 (rs6000_savres_routine_sym): New function.
14598 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14600 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14601 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14602 Tweak FPR out-of-line saving.
14603 (rs6000_make_savres_rtx): New function.
14604 (rs6000_use_multiple_p): New function.
14605 (rs6000_savres_strategy): New function.
14606 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14607 out-of-line if appropriate.
14608 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14609 if we are optimizing for size.
14610 (GP_SAVE_INLINE): Define.
14611 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14612 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14613 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14614 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14615 (*save_fpregs_<mode>): Add use of r11.
14616 (*restore_gpregs_<mode>): New insn.
14617 (*return_and_restore_gpregs_<mode>): New insn.
14618 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14620 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14621 (*restore_gpregs_spe): New insn.
14622 (*return_and_restore_gpregs_spe): New insn.
14623 * config/rs6000/predicates.md (save_world_operation): Fix check.
14625 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14627 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14628 this point, so assert that.
14630 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14632 * cfganal.c: Include vec.h and vecprim.h.
14633 (compute_idf): Import from...
14634 * tree-into-ssa (compute_idf): ...here.
14635 * basic-block.h (compute_idf): Export.
14637 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14639 * c-decl.c (merge_decls): Use !current_function_decl to check for
14640 extern declaration of C99 inline function being at file scope.
14642 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14644 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14646 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14648 * alias.c (record_alias_subset, init_alias_analysis): Fix
14649 -Wc++-compat and/or -Wcast-qual warnings.
14650 * attribs.c (lookup_attribute_spec): Likewise.
14651 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14652 copy_bb, connect_traces,
14653 find_rarely_executed_basic_blocks_and_cr): Likewise.
14654 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14655 note_btr_set, migrate_btr_defs): Likewise.
14656 * builtins.c (result_vector, expand_builtin_memcpy,
14657 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14658 builtin_memset_read_str, expand_builtin_printf,
14659 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14661 * caller-save.c (mark_set_regs): Likewise.
14662 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14663 * cgraph.c (cgraph_edge): Likewise.
14664 * combine.c (likely_spilled_retval_1): Likewise.
14665 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14666 htab_counts_entry_del, get_coverage_counts): Likewise.
14667 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14668 new_cselib_val): Likewise.
14669 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14670 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14672 * df-core.c (df_compact_blocks): Likewise.
14673 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14674 * df-scan.c (df_grow_reg_info, df_ref_create,
14675 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14676 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14677 df_record_entry_block_defs, df_record_exit_block_uses,
14678 df_bb_verify): Likewise.
14679 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14680 DF_REF_EXTRACT_MODE_CONST): New.
14681 * dominance.c (get_immediate_dominator, get_dominated_by,
14682 nearest_common_dominator, root_of_dom_tree,
14683 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14684 -Wc++-compat and/or -Wcast-qual warnings.
14685 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14686 record_store, replace_read, check_mem_read_rtx, scan_insn,
14687 dse_step1, dse_record_singleton_alias_set): Likewise.
14688 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14690 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14692 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14693 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14694 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14695 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14696 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14697 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14698 file_name_acquire, output_file_names, add_const_value_attribute,
14699 premark_used_types_helper, file_table_eq, file_table_hash,
14700 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14701 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14702 -Wcast-qual warnings.
14703 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14704 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14705 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14706 gen_reg_rtx, start_sequence, init_emit): Likewise.
14707 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14708 * except.c (init_eh_for_function, gen_eh_region,
14709 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14710 arh_to_landing_pad, arh_to_label, add_action_record,
14711 add_call_site, switch_to_exception_section): Likewise.
14712 * expmed.c (synth_mult): Likewise.
14713 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14714 store_expr): Likewise.
14715 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14717 * function.c (assign_stack_temp_for_type,
14718 allocate_struct_function, match_asm_constraints_1): Likewise.
14719 * gcov-io.c (gcov_allocate): Likewise.
14720 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14721 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14722 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14723 record_one_set, insert_expr_in_table, insert_set_in_table,
14724 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14725 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14726 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14727 -Wcast-qual warnings.
14729 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14731 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14732 -Wcast-qual warnings.
14733 * gcc.c (process_command): Likewise.
14734 * genattrtab.c (oballoc): Use XOBNEW.
14735 (oballocvec): Define.
14736 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14737 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14738 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14739 -Wc++-compat and/or -Wcast-qual warnings.
14740 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14741 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14742 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14743 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14744 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14745 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14746 add_excls, process_presence_absence_names,
14747 process_presence_absence_patterns, add_presence_absence,
14748 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14749 get_free_state, add_arc, get_free_automata_list_el,
14750 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14751 transform_3, cache_presence, create_ainsns, create_automata,
14752 create_state_ainsn_table, dfa_insn_code_enlarge,
14753 output_trans_func, output_min_issue_delay_func,
14754 output_dead_lock_func, output_reset_func,
14755 output_get_cpu_unit_code_func, output_dfa_start_func,
14756 expand_automata): Likewise.
14757 * genextract.c (gen_insn): Likewise.
14758 * gengtype-lex.l: Likewise.
14759 * gengtype.c (read_input_list, adjust_field_type,
14760 process_gc_options): Likewise.
14761 * genoutput.c (note_constraint): Likewise.
14762 * genpreds.c (mangle, add_constraint): Likewise.
14763 * genrecog.c (process_define_predicate, new_decision,
14764 add_to_sequence): Likewise.
14765 * gensupport.c (record_insn_name): Likewise.
14767 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14769 * config/i386/driver-i386.c (detect_caches_amd,
14770 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14771 and/or -Wcast-qual warnings.
14772 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14773 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14774 gt_pch_save): Likewise.
14775 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14776 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14777 * global.c (compute_regsets): Likewise.
14778 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14779 finish_graph_dump_file): Likewise.
14780 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14781 unlink_bb_notes): Likewise.
14782 * integrate.c (get_hard_reg_initial_val): Likewise.
14783 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14784 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14785 * local-alloc.c (update_equiv_regs): Likewise.
14786 * loop-invariant.c (check_invariant_table_size,
14787 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14789 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14790 altered_reg_used, mark_altered): Likewise.
14791 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14792 insert_var_expansion_initialization,
14793 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14794 release_var_copies): Likewise.
14795 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14796 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14797 analyze_accesses_for_phi_node, check_var_notmodified_p,
14798 check_allocation_function, find_sites_in_func,
14799 record_all_accesses_in_func, transform_access_sites,
14800 transform_allocation_sites): Likewise.
14801 * omp-low.c (new_omp_region, create_omp_child_function_name,
14802 check_omp_nesting_restrictions, check_combined_parallel,
14803 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14804 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14805 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14806 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14808 * opts-common.c (prune_options): Likewise.
14809 * opts.c (add_input_filename, print_filtered_help,
14810 get_option_state): Likewise.
14811 * params.c (add_params): Likewise.
14812 * passes.c (set_pass_for_id, next_pass_1,
14813 do_per_function_toporder, pass_fini_dump_file): Likewise.
14814 * postreload.c (reload_cse_simplify_operands): Likewise.
14815 * predict.c (tree_predicted_by_p, tree_predict_edge,
14816 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14818 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14820 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14822 * recog.c (check_asm_operands, validate_change_1): Likewise.
14823 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14824 subst_asm_stack_regs): Likewise.
14825 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14826 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14827 * regmove.c (reg_is_remote_constant_p): Likewise.
14828 * regrename.c (regrename_optimize, scan_rtx_reg,
14829 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14831 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14832 regstat_compute_calls_crossed): Likewise.
14833 * reload1.c (init_reload, new_insn_chain,
14834 has_nonexceptional_receiver, reload, copy_reloads,
14835 calculate_needs_all_insns, init_elim_table): Likewise.
14836 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14837 * rtl.c (shallow_copy_rtx_stat): Likewise.
14838 * rtlanal.c (parms_set): Likewise.
14839 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14840 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14841 * sched-ebb.c (earliest_block_with_similiar_load,
14842 add_deps_for_risky_insns): Likewise.
14843 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14844 schedule_region): Likewise.
14845 * see.c (eq_descriptor_pre_extension,
14846 hash_descriptor_pre_extension, hash_del_pre_extension,
14847 eq_descriptor_properties, hash_descriptor_properties,
14848 hash_del_properties, see_seek_pre_extension_expr,
14849 see_initialize_data_structures, see_print_register_properties,
14850 see_print_pre_extension_expr, see_delete_merged_def_extension,
14851 see_delete_unmerged_def_extension, see_emit_use_extension,
14852 see_pre_delete_extension, see_map_extension, see_commit_changes,
14853 see_analyze_merged_def_local_prop,
14854 see_analyze_merged_def_local_prop,
14855 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14856 see_set_prop_merged_def, see_set_prop_unmerged_def,
14857 see_set_prop_unmerged_use, see_print_one_extension,
14858 see_merge_one_use_extension, see_merge_one_def_extension,
14859 see_store_reference_and_extension, see_update_uses_relevancy,
14860 see_update_defs_relevancy): Likewise.
14861 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14862 hash_statistics_free, curr_statistics_hash): Likewise.
14863 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14864 expand_asm_operands, expand_return, case_bit_test_cmp,
14865 expand_case): Likewise.
14866 * stor-layout.c (start_record_layout): Likewise.
14867 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14868 gt_pch_save_stringpool): Likewise.
14869 * tree-data-ref.c (hash_stmt_vertex_info,
14870 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14871 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14873 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14876 * config/i386/i386.md : Change constraints of HImode and QImode
14877 immediate operands from "i" to "n". Change SImode "ni" constraint to
14878 "i" and SImode "rmi" constraint to "g". Remove all constraints
14879 from const0_operand and const1_operand predicated operands.
14880 (i): Change QImode and HImode attribute from "i" to "n".
14881 (*subqi_2): Change HImode operands to QImode.
14884 2008-06-25 Olivier Hainque <hainque@adacore.com>
14886 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14889 2008-06-25 Richard Guenther <rguenther@suse.de>
14891 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14892 not overflow the result type.
14894 2008-06-25 Richard Guenther <rguenther@suse.de>
14896 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14897 (vn_lookup): Likewise.
14899 2008-06-25 Richard Guenther <rguenther@suse.de>
14901 PR tree-optimization/35518
14902 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14903 * tree-sra.c (instantiate_element): Use fold_build3 to build
14905 (try_instantiate_multiple_fields): Likewise.
14907 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14909 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14912 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14914 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14915 use_backchain_to_restore_sp to true
14916 if the offset of the link register save area would go over the 32k - 1
14917 offset limit of the load
14920 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14922 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14923 anchor for the type-punning blurb. Cross-reference "Structures
14924 unions enumerations and bit-fields implementation". Provide a
14925 cast-through-pointer example. Make final sentence self-contained.
14926 * doc/implement-c.texi (Structures unions enumerations and
14927 bit-fields implementation): Cross-reference the type-punning blurb
14928 in the -fstrict-aliasing documentation.
14930 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14932 PR middle-end/36594
14933 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14934 the memory instead of the memory itself for the save area.
14936 2008-06-24 Olivier Hainque <hainque@adacore.com>
14937 Nicolas Roche <roche@adacore.com>
14939 * gengtype.c (srcdir_len): size_t instead of int.
14940 (get_file_realbasename): New function. For F a filename, the real
14941 basename of F, with all the path components stripped.
14942 (get_file_srcdir_relative_path): New function. For F a filename, the
14943 relative path to F from $(srcdir).
14944 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14945 get_file_realbasename. Adjust the head comment.
14946 (get_prefix_langdir_index): New function. For F a filename, return the
14947 lang_dir_names[] relative index of the language directory that is
14949 (get_file_langdir): For F a filename, return the name of the language
14950 directory where F is located.
14951 (get_file_gtfilename): New function. The gt- output file name for an
14953 (get_output_file_with_visibility): Replace in-line computations with
14954 uses of get_file_gtfilename and get_prefix_langdir_index.
14955 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14957 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14959 PR tree-optimization/36504
14960 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14961 references without base address.
14963 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14965 PR middle-end/36584
14966 * calls.c (expand_call): Increase alignment for recursive functions.
14968 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14970 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14971 (TARGET_FUNCTION_VALUE): New define.
14972 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14973 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14975 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14977 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14978 (fmod<mode>3): Ditto.
14979 (remainderxf3): Ditto.
14980 (remainder<mode>3): Ditto.
14982 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14985 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14986 REG is a hard register.
14988 PR tree-optimization/36508
14989 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14990 499, don't check it at all in release compilers.
14992 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14994 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14995 together with SSE_TARGET_MATH to disable insn pattern.
14996 (*fop_<MODEF:mode>_2_i387): Ditto.
14997 (*fop_<MODEF:mode>_3_i387): Ditto.
14999 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15001 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15003 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15005 PR middle-end/34906
15006 * gimplify.c (gimplify_asm_expr): Check the return code of
15007 parse_output_constraint call, set function return and is_inout
15008 value if it failed.
15010 2008-06-22 Ian Lance Taylor <iant@google.com>
15012 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15013 (narrowest_signed_type): Likewise.
15014 * c-typeck.c (c_common_type): Change local variable mclass to enum
15016 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15017 tcc_comparison, not the tree code itself.
15018 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15019 (c_expand_expr): Cast modifier to enum expand_modifier.
15020 * c-common.h (C_RID_CODE): Add casts.
15021 (C_SET_RID_CODE): Define.
15022 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15023 (c_lex_one_token): Add cast to avoid warning.
15024 (c_parser_objc_type_name): Rename local typename to type_name.
15025 (check_no_duplicate_clause): Change code parameter to enum
15027 (c_parser_omp_var_list_parens): Change kind parameter to enum
15029 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15030 c_parser_omp_list_var_parens.
15031 (c_parser_omp_threadprivate): Likewise.
15032 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15033 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15034 * c-format.c (NO_FMT): Define.
15035 (printf_length_specs): Use NO_FMT.
15036 (asm_fprintf_length_specs): Likewise.
15037 (gcc_diag_length_specs): Likewise.
15038 (scanf_length_specs): Likewise.
15039 (strfmon_length_specs): Likewise.
15040 (gcc_gfc_length_specs): Likewise.
15041 (printf_flag_specs): Change 0 to STD_C89.
15042 (asm_fprintf_flag_specs): Likewise.
15043 (gcc_diag_flag_specs): Likewise.
15044 (gcc_cxxdiag_flag_specs): Likewise.
15045 (scanf_flag_specs): Likewise.
15046 (strftime_flag_specs): Likewise.
15047 (strfmon_flag_specs): Likewise.
15048 (print_char_table): Likewise.
15049 (asm_fprintf_char_table): Likewise.
15050 (gcc_diag_char_table): Likewise.
15051 (gcc_tdiag_char_table): Likewise.
15052 (gcc_cdiag_char_table): Likewise.
15053 (gcc_cxxdiag_char_table): Likewise.
15054 (gcc_gfc_char_table): Likewise.
15055 (scan_char_table): Likewise.
15056 (time_char_table): Likewis.
15057 (monetary_char_table): Likewise.
15058 * c-format.h (BADLEN): Likewise.
15060 2008-06-21 Ian Lance Taylor <iant@google.com>
15062 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15063 Define END_OF_BASE_TREE_CODES around inclusion.
15064 * tree.c (tree_code_type): New global array.
15065 (tree_code_length, tree_code_name): Likewise.
15066 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15067 $(lang_tree_files).
15068 (all-tree.def, s-alltree): New targets.
15069 (gencheck.h, s-gencheck): Remove.
15070 (tree.o): Depend upon all-tree.def.
15071 (build/gencheck.o): Remove gencheck.h dependency.
15072 (mostlyclean): Don't remove gencheck.h.
15073 * c-common.h (enum c_tree_code): Remove.
15074 * c-lang.c (tree_code_type): Remove.
15075 (tree_code_length, tree_code_name): Remove.
15076 * gencheck.c (tree_codes): Include all-tree.def, rather than
15077 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15079 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15081 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15082 (operator_name_info): Size to MAX_TREE_CODES.
15083 (assignment_operator_name_info): Likewise.
15084 * cp/cp-lang.c (tree_code_type): Remove.
15085 (tree_code_length, tree_code_name): Remove.
15086 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15087 (assignment_operator_name_info): Likewise.
15088 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15090 * cp/mangle.c (write_expression): Likewise.
15091 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15092 * fortran/f95-lang.c (tree_code_type): Remove.
15093 (tree_code_length, tree_code_name): Remove.
15094 * java/java-tree.h (enum java_tree_code): Remove.
15095 * java/lang.c (tree_code_type): Remove.
15096 (tree_code_length, tree_code_name): Remove.
15097 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15098 * objc/objc-act.h (enum objc_tree_code): Remove.
15099 * objc/objc-lang.c (tree_code_type): Remove.
15100 (tree_code_length, tree_code_name): Remove.
15101 * objcp/objcp-lang.c (tree_code_type): Remove.
15102 (tree_code_length, tree_code_name): Remove.
15103 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15104 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15105 * ada/misc.c (tree_code_type): Remove.
15106 (tree_code_length, tree_code_name): Remove.
15108 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15110 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15111 the grand_bitmap_obstack.
15113 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15115 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15116 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15117 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15118 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15119 move_stmt_r, new_label_mapper): Likewise.
15120 * tree-complex.c (cvc_lookup): Likewise.
15121 * tree-dfa.c (create_function_ann): Likewise.
15122 * tree-dump.c (dump_register): Likewise.
15123 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15124 find_phi_replacement_condition): Likewise.
15125 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15126 tree_function_versioning): Likewise.
15127 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15128 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15129 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15130 get_nonlocal_debug_decl, convert_nonlocal_reference,
15131 convert_nonlocal_omp_clauses, get_local_debug_decl,
15132 convert_local_reference, convert_local_omp_clauses,
15133 convert_nl_goto_reference, convert_nl_goto_receiver,
15134 convert_tramp_reference, convert_call_expr): Likewise.
15135 * tree-outof-ssa.c (contains_tree_r): Likewise.
15136 * tree-parloops.c (reduction_phi, initialize_reductions,
15137 eliminate_local_variables_1, add_field_for_reduction,
15138 add_field_for_name, create_phi_for_local_result,
15139 create_call_for_reduction_1, create_loads_for_reductions,
15140 create_stores_for_reduction, create_loads_and_stores_for_name):
15142 * tree-phinodes.c (allocate_phi_node): Likewise.
15143 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15144 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15145 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15146 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15147 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15148 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15149 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15150 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15151 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15152 vn_nary_op_insert): Likewise.
15153 * tree-ssa.c (redirect_edge_var_map_add,
15154 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15155 * tree-vectorizer.c (vectorize_loops): Likewise.
15156 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15157 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15158 tree_cons_stat, build1_stat, build_variant_type_copy,
15159 decl_init_priority_lookup, decl_fini_priority_lookup,
15160 decl_priority_info, decl_restrict_base_lookup,
15161 decl_restrict_base_insert, decl_debug_expr_lookup,
15162 decl_debug_expr_insert, decl_value_expr_lookup,
15163 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15164 type_hash_add, get_file_function_name, tree_check_failed,
15165 tree_not_check_failed, tree_range_check_failed,
15166 omp_clause_range_check_failed, build_omp_clause,
15167 build_vl_exp_stat): Likewise.
15168 * value-prof.c (gimple_histogram_value,
15169 gimple_duplicate_stmt_histograms): Likewise.
15170 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15171 unshare_variable, variable_union_info_cmp_pos, variable_union,
15172 dataflow_set_different_1, dataflow_set_different_2,
15173 vt_find_locations, variable_was_changed, set_variable_part,
15174 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15175 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15176 section_entry_hash, object_block_entry_eq,
15177 object_block_entry_hash, create_block_symbol,
15178 initialize_cold_section_name, default_function_rodata_section,
15179 strip_reg_name, set_user_assembler_name, const_desc_eq,
15180 build_constant_desc, output_constant_def, lookup_constant_def,
15181 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15182 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15183 default_internal_label): Likewise.
15184 * varray.c (varray_init, varray_grow): Likewise.
15185 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15187 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15189 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15190 operators for "test" insn. Macroize insn using SWI mode macro.
15191 (*jcc_fused_2): Ditto.
15192 (*jcc_fused_3): Macroize insn using SWI mode macro.
15193 (*jcc_fused_4): Ditto.
15195 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15197 * tree-ssa-pre.c: Fix typo in comment.
15198 (init_antic, fini_antic): Add explicit funtions for
15199 initializing and deinitializing ANTIC and AVAIL sets.
15200 (create_expression_by_pieces): Fix typo in comment.
15201 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15202 (execute_pre): Eventually dump details about ANTIC_IN.
15204 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15206 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15207 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15208 add_to_obstack, file_at_path, find_a_file, execute,
15209 add_preprocessor_option, add_assembler_option, add_linker_option,
15210 process_command, insert_wrapper, do_option_spec, do_self_spec,
15211 spec_path, do_spec_1, is_directory, main, used_arg,
15212 getenv_spec_function): Likewise.
15213 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15214 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15217 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15219 * doc/rtl.texi: Updated subreg section.
15221 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15224 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15225 node->needed and node->reachable.
15226 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15227 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15228 (expand_task_call): Don't call expand_task_copyfn.
15229 (expand_task_copyfn): Renamed to...
15230 (finalize_task_copyfn): ... this.
15232 2008-06-19 Jan Hubicka <jh@suse.cz>
15234 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15235 clobbering framepointer.
15237 2008-06-19 Jan Hubicka <jh@suse.cz>
15239 * tree-optimize.c (execute_early_local_optimizations): Set
15240 cgraph_state only at first invocation.
15242 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15244 * system.h (-Wc++-compat): Activate as a warning, no an error.
15246 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15248 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15249 instead of "#" in insn asm template.
15250 (*jcc_fused_2): Ditto.
15252 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15254 * config/i386/i386.h (ix86_tune_indices)
15255 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15256 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15257 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15258 (*jcc_fused_2): Ditto.
15259 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15260 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15261 (print operand): Handle 'E' and 'e' code.
15263 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15265 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15266 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15267 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15269 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15271 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15273 (cgraph_expand_function): Use local copy of decl.
15274 (cgraph_expand_all_functions): Remove redundant initialization of
15276 (cgraph_optimize): Reword internal_error message.
15278 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15280 * arm-protos.h (arm_return_in_memory): Remove public
15281 arm_return_in_memory() prototype.
15282 * arm.c (arm_return_in_memory): Add static prototype, add target
15283 hook macro, change definition and comments.
15284 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15286 2008-06-19 Ben Elliston <bje@au.ibm.com>
15288 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15289 real.c: Remove references to IEEE 754R.
15290 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15291 * doc/libgcc.texi (Decimal float library routines): Likewise.
15293 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15295 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15296 (default_unwind_word_mode): Add prototype.
15297 * targhooks.c (default_unwind_word_mode): New function.
15298 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15299 instead of word_mode.
15300 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15301 (TARGET_INITIALIZER): Use it.
15303 * c-common.c (handle_mode_attribute): Support "unwind_word"
15305 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15307 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15308 word_mode to access SjLj_Function_Context member "data".
15309 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15310 conversion from targetm.eh_return_filter_mode () to
15311 targetm.unwind_word_mode () if they differ.
15313 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15314 (BT_FN_UNWINDWORD_PTR): New function type.
15315 (BT_FN_WORD_PTR): Remove.
15316 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15317 * except.c (expand_builtin_extend_pointer): Convert pointer to
15318 targetm.unwind_word_mode () instead of word_mode.
15320 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15321 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15322 (spu_unwind_word_mode): New function.
15323 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15324 (TARGET_UNWIND_WORD_MODE): Define.
15325 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15327 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15329 * config/spu/spu.c (reg_align): Remove.
15330 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15331 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15332 (spu_split_store): Likewise.
15334 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15336 * gcc/tree-vn.c: Fix typo in comment.
15338 2008-06-18 Jan Hubicka <jh@suse.cz>
15340 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15341 toplevel reorder too.
15343 2008-06-18 Jan Hubicka <jh@suse.cz>
15345 * c-opts.c (c_common_post_options): PCH is not compatible with
15347 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15348 -fno-toplevel-reorder by default now.
15350 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15352 PR documentation/30739
15353 * doc/install.texi (Prerequisites): Document dependency on awk.
15355 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15356 Ian Lance Taylor <iant@google.com>
15358 PR rtl-optimization/35604
15359 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15360 only want to change jump destinations, not eventual label comparisons.
15362 2008-06-16 Jan Hubicka <jh@suse.cz>
15364 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15366 (cgraph_analyze_function): Likewise.
15368 2008-06-16 Jan Hubicka <jh@suse.cz>
15370 * cgraph.h (cgraph_mark_if_needed): New function.
15371 * cgraphunit.c (cgraph_mark_if_needed): New function.
15372 * c-decl.c (duplicate_decl): Use it.
15374 2008-06-16 Jan Hubicka <jh@suse.cz>
15376 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15379 2008-06-16 Jan Hubicka <jh@suse.cz>
15381 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15383 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15384 Kazu Hirata <kazu@codesourcery.com>
15385 Maxim Kuvyrkov <maxim@codesourcery.com
15387 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15388 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15389 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15390 EXTRA_SPEC_FUNCTIONS.
15391 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15392 (DRIVER_SELF_SPECS): Adjust.
15393 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15394 * config/mips/st.h, config/mips/t-st: New.
15395 * config/mips/driver-native.c, config/mips/x-native: New.
15396 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15399 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15401 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15403 (ISA_HAS_FP_CONDMOVE): New macro.
15404 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15405 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15406 (ISA_HAS_NMADD3_NMSUB3): New macro.
15407 * config/mips/mips.c (mips_rtx_costs): Update.
15408 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15409 compiling for ST Loongson 2E/2F.
15410 (madd<mode>): Rename to madd4<mode>. Update.
15411 (madd3<mode>): New pattern.
15412 (msub<mode>): Rename to msub4<mode>. Update.
15413 (msub3<mode>): New pattern.
15414 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15415 (nmadd3<mode>): New pattern.
15416 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15417 (nmadd3<mode>_fastmath): New pattern.
15418 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15419 (nmsub3<mode>): New pattern.
15420 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15421 (nmsub3<mode>_fastmath): New pattern.
15422 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15424 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15426 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15427 (DF_REF_INSN_INFO): New.
15428 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15429 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15430 with a NULL DF_REF_INSN_INFO.
15431 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15433 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15434 DF_INSN_INFO_EQ_USES): New.
15435 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15436 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15437 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15438 * df-core.c: Update comment for above changes.
15439 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15440 DF_INSN_UID_* macros.
15441 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15442 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15443 insn rtx. Update all callers.
15444 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15445 df_ref_create_structure, df_insn_refs_collect): Likewise.
15446 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15447 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15448 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15449 macros to access the insn refs.
15450 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15451 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15452 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15453 for accessing the refs.
15454 (try_fwprop_subst): Likewise.
15455 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15456 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15457 for accessing the refs.
15458 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15459 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15460 to look at the insn refs.
15461 (record_uses): Likewise.
15462 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15464 (mark_artificial_uses): Don't mark_insn for artificial refs.
15465 (mark_reg_rependencies): Likewise.
15467 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15469 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15471 * configure: Regenerate.
15473 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15475 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15476 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15477 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15479 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15481 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15482 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15483 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15485 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15487 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15488 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15489 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15491 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15493 * tree-ssa-sccvn.c: Fix format of comments.
15495 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15497 * cgraph.c: Remove unneeded forward declarations of eq_node()
15500 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15502 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15504 (see_update_relevancy): Likewise.
15505 * fwprop.c (try_fwprop_subst): Likewise.
15506 * rtlanal.c (noop_move_p): Likewise.
15507 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15508 notes to non-existing libcall blocks.
15509 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15511 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15512 (dead_libcall_p): Remove.
15513 (delete_trivially_dead_insns): Don't use it.
15514 * web.c (union_defs): Remove comment about keeping nops.
15515 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15516 (compute_hash_table_work): Don't track libcall notes.
15517 (do_local_cprop): Don't take libcall pointers. Don't update
15519 (adjust_libcall_notes): Deleted.
15520 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15521 ever have existed in the first place).
15522 (replace_store_insn): Don't try to remove libcall notes.
15523 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15524 (resolve_reg_notes): Don't call them.
15525 (resolve_simple_move): Likewise.
15526 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15527 Don't remove REG_RETVAL notes.
15528 * emit-rtl.c (try_split): Don't update libcall notes.
15529 (emit_copy_of_insn_after): Dito.
15530 * cselib.c (cselib_current_insn_in_libcall): Remove.
15531 (cselib_process_insn): Don't set/clear it.
15532 (new_elt_loc_list): Don't record it.
15533 (cselib_init): Don't initialize it.
15534 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15535 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15537 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15538 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15539 (init_deps): Don't initialize it.
15540 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15541 * combine.c (delete_noop_moves): Don't update libcall notes.
15542 (can_combine_p): Remove now pointless #if 0 block.
15543 (try_combine): Remove another obsolete #if 0 block.
15544 (distribute_notes): Don't distribute libcall notes.
15545 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15546 * dce.c (libcall_dead_p): Remove.
15547 (delete_unmarked_insns): Don't handle libcall blocks.
15548 (preserve_libcall_for_dce): Remove.
15549 (prescan_insns_for_dce): Don't special-case libcall block insns.
15550 * reload1 (reload): Don't handle libcall notes.
15551 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15554 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15556 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15557 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15558 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15560 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15562 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15563 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15564 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15566 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15568 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15570 2008-06-16 Ira Rosen <irar@il.ibm.com>
15572 PR tree-optimization/36493
15573 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15574 the arguments list. Use VECTYPE to create vector pointer.
15575 (vectorizable_store): Fail if accesses through a pointer to vectype
15576 do not alias the original memory reference operands.
15577 Call vect_create_data_ref_ptr without the removed argument.
15578 (vectorizable_load): Likewise.
15579 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15582 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15585 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15586 reg_equiv_constant.
15588 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15590 * config/mips/loongson2ef.md: New file.
15591 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15592 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15593 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15594 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15595 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15597 (loongson2ef.md): New include.
15598 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15599 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15600 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15601 (loongson_gt_<mode>, loongson_extract_halfword)
15602 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15603 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15604 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15605 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15606 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15607 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15608 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15609 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15610 (vec_interleave_low<mode>): Define type attribute.
15611 * config/mips/mips.c (mips_ls2): New static variable.
15612 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15613 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15614 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15615 Implement target scheduling hooks.
15616 (mips_multipass_dfa_lookahead): Update to handle tuning for
15618 (mips_sched_init): Initialize data for Loongson scheduling.
15619 (mips_ls2_variable_issue): New static function.
15620 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15622 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15623 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15624 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15625 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15626 Handle ST Loongson 2E/2F cores.
15627 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15629 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15631 * omp-low.c (extract_omp_for_data): Fix comment typo.
15634 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15636 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15637 FIXME note about gcc/config.guess.
15638 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15639 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15640 * doc/cppopts.texi: Likewise.
15641 * doc/extend.texi: Likewise.
15642 * doc/gcc.texi: Likewise.
15643 * doc/gccint.texi: Likewise.
15644 * doc/gcov.texi: Likewise.
15645 * doc/gty.texi: Likewise.
15646 * doc/hostconfig.texi: Likewise.
15647 * doc/install.texi: Likewise.
15648 * doc/invoke.texi: Likewise.
15649 * doc/loop.texi: Likewise.
15650 * doc/makefile.texi: Likewise.
15651 * doc/md.texi: Likewise.
15652 * doc/passes.texi: Likewise.
15653 * doc/tm.texi: Likewise.
15654 * doc/tree-ssa.texi: Likewise.
15655 * doc/trouble.texi: Likewise.
15657 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15658 Nathan Sidwell <nathan@codesourcery.com>
15659 Maxim Kuvyrkov <maxim@codesourcery.com>
15660 Richard Sandiford <rdsandiford@googlemail.com>
15662 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15663 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15664 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15666 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15667 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15668 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15670 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15671 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15672 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15673 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15674 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15675 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15676 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15677 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15678 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15679 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15680 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15681 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15682 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15683 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15684 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15685 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15686 (mips_builtins): Add Loongson builtins.
15687 (mips_loongson_2ef_bdesc): New.
15688 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15689 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15690 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15691 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15693 (mips_expand_vector_init): New.
15694 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15695 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15697 * config/mips/mips.md: Add unspec numbers for Loongson
15698 builtins. Include loongson.md.
15699 (MOVE64): Include Loongson vector modes.
15700 (SPLITF): Include Loongson vector modes.
15701 (HALFMODE): Handle Loongson vector modes.
15702 * config/mips/loongson.md: New.
15703 * config/mips/loongson.h: New.
15704 * config.gcc: Add loongson.h header for mips*-*-* targets.
15705 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15707 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15709 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15710 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15711 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15712 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15713 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15714 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15715 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15716 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15717 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15718 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15719 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15720 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15721 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15722 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15723 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15724 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15725 Remove use_fixproto=yes.
15726 (ia64*-*-hpux*): Remove comment about using fixproto.
15727 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15729 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15731 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15733 * configure: Regenerate.
15735 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15737 PR middle-end/36520
15738 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15739 before evaluating it.
15741 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15744 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15745 nested inline functions.
15746 (start_decl, start_function): Don't invert DECL_EXTERNAL
15747 for nested inline functions.
15749 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15751 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15752 splits that must be made for correctness.
15754 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15756 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15757 (AVAIL_NON_MIPS16): Likewise.
15758 (mips_builtin_description): Replace target_flags with a predicate.
15759 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15760 (dspr2_32): New availability predicates.
15761 (MIPS_BUILTIN): New macro.
15762 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15763 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15764 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15765 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15766 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15767 (mips_dsp_32only_bdesc): Merge into...
15768 (mips_builtins): ...this new array.
15769 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15770 (mips_init_builtins): Update after above changes.
15771 (mips_expand_builtin_1): Merge into...
15772 (mips_expand_builtin): ...here and update after above changes.
15774 2008-06-12 Paul Brook <paul@codesourcery.com>
15776 * longlong.h (__arm__): Define count_leading_zeros.
15777 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15778 (clzsi2, clzdi2): New functions.
15779 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15780 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15781 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15782 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15783 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15784 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15785 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15786 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15787 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15788 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15790 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15792 * config/m68k/m68k.c (m68k_tune_flags): New.
15793 (override_options): Compute m68k_tune_flags.
15794 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15795 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15797 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15799 PR middle-end/36506
15800 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15802 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15804 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15805 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15807 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15809 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15810 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15812 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15814 PR middle-end/36506
15815 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15818 2008-06-12 Richard Guenther <rguenther@suse.de>
15820 PR tree-optimization/36345
15821 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15822 add memory_tag_needed flag.
15823 (may_alias_p): Declare.
15824 * tree-ssa-alias.c (may_alias_p): Export.
15825 (set_initial_properties): Use memory_tag_needed flag.
15826 (update_reference_counts): Likewise.
15827 (reset_alias_info): Reset memory_tag_needed flag.
15828 (create_name_tags): Check memory_tag_needed flag.
15829 (dump_points_to_info_for): Dump it.
15830 * tree-ssa-structalias.c (struct variable_info): Remove
15831 directly_dereferenced flag.
15832 (new_var_info): Do not initialize it.
15833 (process_constraint_1): Do not set it.
15834 (update_alias_info): Set is_dereferenced flag.
15835 (set_uids_in_ptset): Use may_alias_p.
15836 (set_used_smts): Check memory_tag_needed flag.
15837 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15838 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15839 memory_tag_needed flag.
15840 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15841 from broken design.
15843 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15845 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15846 red zone for w64 abi.
15847 (ix86_expand_prologue): Likewise.
15848 (ix86_force_to_memory): Likewise.
15849 (ix86_free_from_memory): Likewise.
15851 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15854 * config/rs6000/rs6000.c (rs6000_override_options): Set
15855 rs6000_isel conditionally to the absence of comand line override.
15856 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15857 Remove duplicate rs6000_isel setting.
15858 * config/rs6000/eabispe.h: Ditto.
15860 2008-06-11 Richard Guenther <rguenther@suse.de>
15862 * alias.c (get_alias_set): Use the element alias-set for arrays.
15863 (record_component_aliases): For arrays and vectors do nothing.
15864 * c-common.c (strict_aliasing_warning): Handle the cases
15865 of alias set zero explicitly.
15866 * Makefile.in (dfp.o-warn): Add -Wno-error.
15868 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15870 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15872 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15873 tune_32 tune_64 to supported_defaults. Allow values not
15874 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15875 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15876 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15877 with_cpu_64 to generic for 64-bit-supporting configurations, not
15878 with_cpu. Remove FIXMEs.
15879 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15880 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15881 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15882 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15883 arch_32 and arch_64.
15885 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15886 Olivier Hainque <hainque@adacore.com>
15888 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15889 Use DECL_SIZE_UNIT to retrieve the size of the field.
15891 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15893 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15894 with function calls after declarations. Lay out
15895 neon_float_type_node before further use.
15897 2008-06-11 Richard Guenther <rguenther@suse.de>
15899 * tree-flow.h (may_point_to_global_var): Declare.
15900 * tree-ssa-alias.c (may_point_to_global_var): New function.
15901 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15903 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15905 * configure.ac: Teach that fido supports .debug_line.
15906 * configure: Regenerate.
15908 2008-06-10 Tom Tromey <tromey@redhat.com>
15910 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15913 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15915 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15916 (encode_decimal64, decode_decimal64, encode_decimal128,
15917 decode_decimal128): Reverse order of 32-bit parts of value if host
15918 and target endianness differ.
15920 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15922 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15923 Avoid division by 0.
15924 (tree_mod_pow2_value_transform): Likewise.
15925 (tree_ic_transform): Likewise.
15926 (tree_stringops_transform): Likewise.
15927 (tree_mod_subtract_transform): Likewise.
15928 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15929 (copy_edges_for_bb): Likewise.
15930 (initialize_cfun): Likewise.
15932 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15934 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15935 nonmemory_operand. Add "N" operand constraint.
15937 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15938 (*jcc_btsi_mask): Ditto.
15939 (*jcc_btsi_mask_1): Ditto.
15941 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15943 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15944 TYPE_CANONICAL for copied element type.
15946 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15949 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15950 Add m_CORE2 and m_GENERIC.
15951 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15952 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15954 (*jcc_btdi_rex64): New instruction and split pattern.
15955 (*jcc_btsi): Ditto.
15956 (*jcc_btsi_1): Ditto.
15957 (*btsq): Fix Intel asm dialect operand order.
15961 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15963 PR middle-end/36447
15964 * simplify-rtx.c (simplify_subreg): Add check for shift count
15967 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15969 * doc/md.texi: Synchronize with later constraints.md change.
15970 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15971 with a C implementation.
15972 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15974 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15975 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15976 when moving to and from MD_REGNUM.
15977 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15978 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15979 Handle byte and halfword moves.
15980 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15982 * config/mips/constraints.md (h): Turn into NO_REGS.
15983 (l, x): Update documentation.
15984 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15985 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15986 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15987 (HILO): New mode iterator.
15989 (any_div): New code iterator.
15990 (u): Extend code attribute to div and udiv.
15991 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15992 d_operand in the splitters. Remove redundant CONST_INT checks.
15993 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15994 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15995 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15996 accordingly, using normal moves instead of unspecs to move LO into
15997 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15998 (<u>mulsidi3): Handle expansion in C code.
15999 (<u>mulsidi3_32bit_internal): Rename to...
16000 (<u>mulsidi3_32bit): ...this.
16001 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16002 (*<u>mulsidi3_64bit): Rename to...
16003 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16004 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16005 to set LO and HI to the multiplication result. Use a normal move
16006 for MFLO and an unspec for MFHI.
16007 (*<u>mulsidi3_64bit_parts): Replace with...
16008 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16009 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16010 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16011 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16012 instead of HI. Split the instruction into a separate multiplication
16013 and MFHI if !TARGET_FIX_R4000.
16014 (<su>muldi3_highpart): Likewise.
16015 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16016 and the "=h" clobber.
16017 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16018 (<u>mulditi3): New expander.
16019 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16020 (madsi): Remove "=h" clobber.
16021 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16022 Force the modulus result to be a GPR and split the instruction into
16023 a division followed by an MFHI after reload.
16024 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16025 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16026 the MIPS16 HIGH define_split.
16027 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16028 of acc<->gpr moves to "multi".
16029 (*movdi_64bit): Replace the single "x" alternative with
16030 alternatives for moving into and out of "a".
16031 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16032 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16033 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16034 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16035 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16036 (movti): New expander.
16037 (*movti, *movti_mips16): New insns.
16038 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16039 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16040 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16041 * config/mips/predicates.md (fpr_operand): Delete.
16042 (d_operand): New predicate.
16044 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16046 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16047 failure on some Bourne shells.
16048 (x86_64-*-*): Ditto.
16050 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16052 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16054 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16056 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16057 (sparc-sun-solaris2*): Likewise.
16059 2008-06-09 Arnaud Charlet <charlet@adacore.com
16061 * doc/install.texi: Update requirements to build the Ada compiler.
16063 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16065 * df-scan.c (struct df_scan_problem_data): Remove the
16066 mw_link_pool alloc pool.
16067 (df_scan_free_internal): Don't free it.
16068 (df_scan_alloc): Don't allocate it.
16069 * df.h (struct df_link): Update comment.
16071 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16073 * except.h: Correct checks for when SJLJ exceptions must be used.
16075 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16077 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16080 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16082 PR tree-optimization/36218
16083 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16084 configure for the build system.
16085 (BUILD_LDFLAGS): Define.
16086 * configure: Regenerate.
16087 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16089 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16092 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16093 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16094 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16096 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16098 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16100 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16102 * config.gcc (Obsolete configurations): Remove list of
16104 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16105 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16106 targets matched by those patterns.
16107 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16108 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16109 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16110 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16111 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16112 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16113 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16114 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16115 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16116 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16117 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16118 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16119 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16120 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16121 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16122 Make code for Solaris 7 and greater unconditional for Solaris.
16123 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16124 Remove --with-* handling.
16125 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16126 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16127 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16128 LINK_OS_WINDISS_SPEC): Remove.
16129 * config/rs6000/sysv4.opt (mwindiss): Remove.
16130 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16131 * configure: Regenerate.
16132 * doc/cpp.texi: Don't mention BeOS.
16133 * doc/extend.texi (interrupt): Don't mention MS1.
16134 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16135 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16136 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16137 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16138 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16140 * doc/invoke.texi (MT Options): Remove.
16141 (-mwindiss): Remove.
16142 (CRIS Options): Remove cris-axis-aout references.
16143 (HPPA Options): Don't mention hppa1.1-*-pro.
16144 * doc/md.texi: (MorphoTech family): Remove.
16145 * libgcc2.c: Don't handle UWIN.
16146 * config/alpha/t-unicosmk: Remove.
16147 * config/alpha/unicosmk.h: Remove.
16148 * config/arm/kaos-arm.h: Remove.
16149 * config/arm/kaos-strongarm.h: Remove.
16150 * config/arm/strongarm-coff.h: Remove.
16151 * config/arm/strongarm-elf.h: Remove.
16152 * config/arm/strongarm-pe.h: Remove.
16153 * config/arm/t-strongarm-pe: Remove.
16154 * config/arm/t-xscale-coff: Remove.
16155 * config/arm/t-xscale-elf: Remove.
16156 * config/arm/xscale-coff.h: Remove.
16157 * config/arm/xscale-elf.h: Remove.
16158 * config/chorus.h: Remove.
16159 * config/cris/aout.h: Remove.
16160 * config/cris/aout.opt: Remove.
16161 * config/cris/t-aout: Remove.
16162 * config/i386/beos-elf.h: Remove.
16163 * config/i386/kaos-i386.h: Remove.
16164 * config/i386/ptx4-i.h: Remove.
16165 * config/i386/sco5.h: Remove.
16166 * config/i386/sco5.opt: Remove.
16167 * config/i386/sysv4-cpp.h: Remove.
16168 * config/i386/sysv5.h: Remove.
16169 * config/i386/t-beos: Remove.
16170 * config/i386/t-sco5: Remove.
16171 * config/i386/t-uwin: Remove.
16172 * config/i386/uwin.asm: Remove.
16173 * config/i386/uwin.h: Remove.
16174 * config/kaos.h: Remove.
16175 * config/mips/windiss.h: Remove.
16176 * config/mt: Remove directory.
16177 * config/pa/pa-osf.h: Remove.
16178 * config/pa/pa-pro-end.h: Remove.
16179 * config/pa/t-pro: Remove.
16180 * config/ptx4.h: Remove.
16181 * config/rs6000/beos.h: Remove.
16182 * config/rs6000/kaos-ppc.h: Remove.
16183 * config/rs6000/t-beos: Remove.
16184 * config/rs6000/windiss.h: Remove.
16185 * config/sh/kaos-sh.h: Remove.
16186 * config/sol2-6.h: Remove.
16187 * config/sparc/sol26-sld.h: Remove.
16188 * config/sparc/sysv4-only.h: Remove.
16189 * config/vax/bsd.h: Remove.
16190 * config/vax/t-memfuncs: Remove.
16191 * config/vax/ultrix.h: Remove.
16192 * config/vax/vaxv.h: Remove.
16193 * config/windiss.h: Remove.
16195 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16197 PR rtl-optimization/36438
16198 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16199 for vector shifts with constant scalar shift operands.
16201 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16203 * doc/invoke.texi: Document -march=xlr.
16204 * config/mips/xlr.md: New file.
16205 * config/mips/mips.md: Include it.
16207 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16208 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16209 (mips_rtx_cost_data): Likewise.
16211 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16213 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16214 PRE_INC and PRE_DEC cases.
16216 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16218 PR rtl-optimization/36419
16219 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16220 the emitting jump insn.
16223 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16224 is not bool, boolify the whole *expr_p and convert to the desired type.
16226 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16228 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16229 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16230 Add omp_private_outer_ref hook, add another argument to
16231 omp_clause_default_ctor hook.
16232 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16233 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16234 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16235 hook_tree_tree_tree_tree_null.
16236 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16237 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16238 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16239 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16240 * tree.def (OMP_TASK): New tree code.
16241 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16242 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16243 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16244 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16245 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16246 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16247 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16248 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16249 (OMP_DIRECTIVE_P): Add OMP_TASK.
16250 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16251 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16252 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16253 and OMP_CLAUSE_UNTIED entries.
16254 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16256 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16257 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16258 * tree-pretty-print.c (dump_omp_clause): Handle
16259 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16260 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16261 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16262 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16263 warning about unsigned iterators. Change decl/init/cond/incr
16264 arguments to TREE_VECs, check arguments for all collapsed loops.
16265 (c_finish_omp_taskwait): New function.
16266 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16268 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16269 default_function_array_conversion on init. Add par_clauses argument.
16270 If decl is present in parallel's lastprivate clause, change it to
16271 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16272 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16273 collapse count in clauses.
16274 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16275 c_parser_omp_for_loop callers.
16276 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16277 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16278 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16279 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16281 (c_parser_omp_clause_schedule): Handle schedule(auto).
16282 Include correct location in the error message.
16283 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16284 and PRAGMA_OMP_CLAUSE_UNTIED.
16285 (OMP_TASK_CLAUSE_MASK): Define.
16286 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16287 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16288 * tree-nested.c (convert_nonlocal_omp_clauses,
16289 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16290 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16291 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16292 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16294 (conver_nonlocal_reference, convert_local_reference,
16295 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16296 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16297 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16298 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16299 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16300 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16301 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16302 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16303 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16305 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16306 * c-common.h (c_finish_omp_taskwait): New prototype.
16307 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16308 * tree-parloops.c (create_parallel_loop): Create 1 entry
16309 vectors for OMP_FOR_{INIT,COND,INCR}.
16310 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16311 (make_edges): Handle OMP_TASK.
16312 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16313 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16314 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16315 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16316 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16317 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16318 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16319 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16320 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16321 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16322 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16323 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16324 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16325 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16326 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16327 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16328 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16329 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16330 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16331 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16332 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16333 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16334 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16335 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16336 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16337 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16338 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16339 original iterator is present in lastprivate clause or if
16340 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16341 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16342 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16343 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16344 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16345 if it is set, lookup var in outer contexts too. Handle
16346 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16347 to be implicitly determined firstprivate for task regions.
16348 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16349 if it is set, lookup var in outer contexts too. Set
16350 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16351 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16352 OMP_CLAUSE_UNTIED. Take region_type as last argument
16353 instead of in_parallel and in_combined_parallel.
16354 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16356 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16357 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16358 (new_omp_context): Set default_kind to
16359 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16360 (omp_region_type): New enum.
16361 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16362 fields, add region_type.
16363 (new_omp_context): Take region_type as argument instead of is_parallel
16364 and is_combined_parallel.
16365 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16366 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16367 ctx->is_combined_parallel checks.
16368 (gimplify_omp_task): New function.
16369 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16371 * omp-low.c (extract_omp_for_data): Use schedule(static)
16372 for schedule(auto). Handle pointer and unsigned iterators.
16373 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16374 Add loops argument. Extract data for collapsed OMP_FOR loops.
16375 (expand_parallel_call): Assert sched_kind isn't auto,
16376 map runtime schedule to index 3.
16377 (struct omp_for_data_loop): New type.
16378 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16379 Add loop, loops, collapse and iter_type fields.
16380 (workshare_safe_to_combine_p): Disallow combined for if
16381 iter_type is unsigned long long. Don't combine collapse > 1 loops
16382 unless all bounds and steps are constant. Adjust extract_omp_for_data
16384 (expand_omp_for_generic): Handle pointer, unsigned and long long
16385 iterators. Handle collapsed OMP_FOR loops. Adjust
16386 for struct omp_for_data changes. If libgomp function doesn't return
16387 boolean_type_node, add comparison of the return value with 0.
16388 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16389 pointer, unsigned and long long iterators. Adjust for struct
16390 omp_for_data changes.
16391 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16392 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16393 unsigned long long. Allocate loops array, pass it to
16394 extract_omp_for_data. For collapse > 1 loops use always
16395 expand_omp_for_generic.
16396 (omp_context): Add sfield_map and srecord_type fields.
16397 (is_task_ctx, lookup_sfield): New functions.
16398 (use_pointer_for_field): Use is_task_ctx helper. Change first
16399 argument's type from const_tree to tree. Clarify comment.
16400 In OMP_TASK disallow copy-in/out sharing.
16401 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16402 (install_var_field): Add mask argument. Populate both record_type
16403 and srecord_type if needed.
16404 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16406 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16407 and DECL_FIELD_OFFSET.
16408 (scan_sharing_clauses): Adjust install_var_field callers. For
16409 firstprivate clauses on explicit tasks allocate the var by value in
16410 record_type unconditionally, rather than by reference.
16411 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16412 Use is_taskreg_ctx instead of is_parallel_ctx.
16413 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16414 (create_omp_child_function_name): Add task_copy argument, use
16415 *_omp_cpyfn* names if it is true.
16416 (create_omp_child_function): Add task_copy argument, if true create
16417 *_omp_cpyfn* helper function.
16418 (scan_omp_parallel): Adjust create_omp_child_function callers.
16419 Rename parallel_nesting_level to taskreg_nesting_level.
16420 (scan_omp_task): New function.
16421 (lower_rec_input_clauses): Don't run constructors for firstprivate
16422 explicit task vars which are initialized by *_omp_cpyfn*.
16423 Pass outer var ref to omp_clause_default_ctor hook if
16424 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16425 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16426 OMP_CLAUSE_REDUCTION_INIT.
16427 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16428 avoid duplicate setting of fields. Handle
16429 OMP_CLAUSE_PRIVATE_OUTER_REF.
16430 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16431 copy-out if TREE_READONLY, only copy-in.
16432 (expand_task_copyfn): New function.
16433 (expand_task_call): New function.
16434 (struct omp_taskcopy_context): New type.
16435 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16437 (lower_omp_parallel): Rename to...
16438 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16439 Call create_task_copyfn if srecord_type is needed. Adjust
16441 (task_shared_vars): New variable.
16442 (check_omp_nesting_restrictions): Warn if work-sharing,
16443 barrier, master or ordered region is closely nested inside OMP_TASK.
16444 Add warnings for barrier if closely nested inside of work-sharing,
16445 ordered, or master region.
16446 (scan_omp_1): Call check_omp_nesting_restrictions even for
16447 GOMP_barrier calls. Rename parallel_nesting_level to
16448 taskreg_nesting_level. Handle OMP_TASK.
16449 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16450 work-sharing construct, continue looking for them on parent parallel
16452 (lower_omp_for_lastprivate): Add lastprivate clauses
16453 to the beginning of dlist rather than end. Adjust for struct
16454 omp_for_data changes.
16455 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16456 not after it. Handle collapsed OMP_FOR loops, adjust for
16457 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16458 (get_ws_args_for): Adjust extract_omp_for_data caller.
16459 (scan_omp_for): Handle collapsed OMP_FOR
16460 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16461 (lower_omp_single_simple): If libgomp function doesn't return
16462 boolean_type_node, add comparison of the return value with 0.
16463 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16464 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16465 (parallel_nesting_level): Rename to...
16466 (taskreg_nesting_level): ... this.
16467 (is_taskreg_ctx): New function.
16468 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16469 of is_parallel_ctx.
16470 (execute_lower_omp): Rename parallel_nesting_level to
16471 taskreg_nesting_level.
16472 (expand_omp_parallel): Rename to...
16473 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16474 Call omp_task_call for OMP_TASK regions.
16475 (expand_omp): Adjust caller, handle OMP_TASK.
16476 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16478 * bitmap.c (bitmap_default_obstack_depth): New variable.
16479 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16480 if argument is NULL and bitmap_default_obstack is already initialized.
16481 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16483 * matrix-reorg.c (matrix_reorg): Likewise.
16485 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16487 * config/i386/i386.md (*indirect_jump): Macroize using P
16488 mode iterator. Remove !TARGET_64BIT from insn constraints.
16489 (*tablejump_1): Ditto.
16490 (*indirect_jump_rex64): Remove insn pattern.
16491 (*tablejump_1_rex64): Ditto.
16492 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16493 and eh_return_si insn patterns.
16495 2008-06-06 Richard Guenther <rguenther@suse.de>
16497 * tree-ssa-structalias.c (merge_smts_into): Remove.
16498 (find_what_p_points_to): Do not bother to compute the
16499 points-to set for pt_anything pointers.
16500 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16501 for pt_anything pointers is ok.
16503 2008-06-06 Jan Hubicka <jh@suse.cz>
16505 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16507 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16509 * cgraph.c: Fix typos in comments.
16510 (cgraph_availability_names): Fix string typo.
16511 * fold-const.c: Fix typos in comments.
16512 (fold_binary): Fix typo in warning.
16513 * genautomata.c: Fix typos in comments.
16514 (check_presence_pattern_sets): Fix typo in local variable.
16515 (output_description): Fix typo in output.
16516 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16517 * hwint.h: Likewise.
16518 * matrix-reorg.c (check_allocation_function): Likewise.
16519 * omega.c (smooth_weird_equations): Likewise.
16520 * auto-inc-dec.c: Fix typos in comments.
16521 * bb-reorder.c: Likewise.
16522 * builtins.c: Likewise.
16523 * c-common.c: Likewise.
16524 * c-cppbuiltin.c: Likewise.
16525 * c-parser.c: Likewise.
16526 * c-pretty-print.c: Likewise.
16527 * cfgcleanup.c: Likewise.
16528 * cfgexpand.c: Likewise.
16529 * cfghooks.c: Likewise.
16530 * cfglayout.c: Likewise.
16531 * cfgloopmanip.c: Likewise.
16532 * cgraphunit.c: Likewise.
16533 * coverage.c: Likewise.
16534 * dbxout.c: Likewise.
16535 * df-byte-scan.c: Likewise.
16536 * df-core.c: Likewise.
16537 * df-problems.c: Likewise.
16538 * df-scan.c: Likewise.
16540 * dominance.c: Likewise.
16541 * domwalk.c: Likewise.
16543 * dwarf2out.c: Likewise.
16544 * emit-rtl.c: Likewise.
16545 * et-forest.c: Likewise.
16546 * function.c: Likewise.
16547 * function.h: Likewise.
16549 * gcov-io.c: Likewise.
16550 * gcov.c: Likewise.
16551 * gcse.c: Likewise.
16552 * genattrtab.c: Likewise.
16553 * ggc-page.c: Likewise.
16554 * gimplify.c: Likewise.
16555 * gthr-lynx.h: Likewise.
16556 * haifa-sched.c: Likewise.
16557 * ipa-cp.c: Likewise.
16558 * ipa-inline.c: Likewise.
16559 * ipa-prop.h: Likewise.
16560 * ipa-pure-const.c: Likewise.
16561 * ipa-struct-reorg.c: Likewise.
16562 * ipa-struct-reorg.h: Likewise.
16563 * ipa-type-escape.c: Likewise.
16565 * loop-doloop.c: Likewise.
16566 * mips-tfile.c: Likewise.
16567 * mkmap-flat.awk: Likewise.
16568 * mkmap-symver.awk: Likewise.
16569 * modulo-sched.c: Likewise.
16570 * omp-low.c: Likewise.
16571 * optabs.c: Likewise.
16572 * optabs.h: Likewise.
16573 * opts.c: Likewise.
16574 * passes.c: Likewise.
16575 * postreload-gcse.c: Likewise.
16576 * postreload.c: Likewise.
16577 * predict.c: Likewise.
16578 * pretty-print.h: Likewise.
16579 * profile.c: Likewise.
16580 * protoize.c: Likewise.
16581 * ra-conflict.c: Likewise.
16582 * real.c: Likewise.
16583 * recog.c: Likewise.
16584 * regclass.c: Likewise.
16585 * regs.h: Likewise.
16586 * reload.c: Likewise.
16587 * rtl-error.c: Likewise.
16588 * rtlanal.c: Likewise.
16589 * scan.h: Likewise.
16590 * sched-rgn.c: Likewise.
16592 * stmt.c: Likewise.
16593 * target.h: Likewise.
16594 * tree-dfa.c: Likewise.
16595 * tree-eh.c: Likewise.
16596 * tree-flow-inline.h: Likewise.
16597 * tree-inline.c: Likewise.
16598 * tree-into-ssa.c: Likewise.
16599 * tree-loop-distribution.c: Likewise.
16600 * tree-nested.c: Likewise.
16601 * tree-parloops.c: Likewise.
16602 * tree-pass.h: Likewise.
16603 * tree-pretty-print.c: Likewise.
16604 * tree-profile.c: Likewise.
16605 * tree-scalar-evolution.c: Likewise.
16606 * tree-sra.c: Likewise.
16607 * tree-ssa-alias-warnings.c: Likewise.
16608 * tree-ssa-ccp.c: Likewise.
16609 * tree-ssa-coalesce.c: Likewise.
16610 * tree-ssa-dom.c: Likewise.
16611 * tree-ssa-dse.c: Likewise.
16612 * tree-ssa-forwprop.c: Likewise.
16613 * tree-ssa-live.c: Likewise.
16614 * tree-ssa-live.h: Likewise.
16615 * tree-ssa-loop-im.c: Likewise.
16616 * tree-ssa-loop-ivopts.c: Likewise.
16617 * tree-ssa-loop-niter.c: Likewise.
16618 * tree-ssa-loop-prefetch.c: Likewise.
16619 * tree-ssa-phiopt.c: Likewise.
16620 * tree-ssa-phiprop.c: Likewise.
16621 * tree-ssa-sccvn.c: Likewise.
16622 * tree-ssa-ter.c: Likewise.
16623 * tree-ssa-threadupdate.c: Likewise.
16624 * tree-ssa.c: Likewise.
16625 * tree-vect-analyze.c: Likewise.
16626 * tree-vect-transform.c: Likewise.
16627 * tree-vectorizer.c: Likewise.
16628 * tree-vn.c: Likewise.
16629 * tree-vrp.c: Likewise.
16630 * tree.c: Likewise.
16631 * tree.def: Likewise.
16632 * tree.h: Likewise.
16633 * unwind-dw2-fde.c: Likewise.
16634 * unwind.inc: Likewise.
16635 * value-prof.c: Likewise.
16636 * vmsdbgout.c: Likewise.
16638 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16640 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16641 always place FP constants in the TOC for TARGET_POWERPC64.
16642 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16644 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16646 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16647 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16648 enable for TARGET_E500_DOUBLE.
16649 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16650 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16651 floating-point modes like integer modes for E500 double.
16652 (rs6000_legitimate_offset_address_p): Likewise.
16653 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16654 addressing for DDmode for E500 double.
16655 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16656 modes as using 64-bits of registers for E500 double.
16657 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16658 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16659 specially for E500 double.
16660 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16661 TDmode for E500 double.
16662 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16663 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16664 (rs6000_split_multireg_move): Do not handle TDmode specially for
16666 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16667 using 64-bit registers for E500 double.
16668 (emit_frame_save): Do not handle DDmode specially for E500 double.
16669 (gen_frame_mem_offset): Likewise.
16670 (rs6000_function_value): Do not call spe_build_register_parallel
16671 for DDmode or TDmode.
16672 (rs6000_libcall_value): Likewise.
16673 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16674 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16677 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16679 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16682 2008-06-04 Junjie Gu <jgu@tensilica.com>
16684 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16685 comparison for frame pointers.
16687 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16690 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16692 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16695 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16696 register is already smaller or equal to required mode.
16698 2008-06-04 Xinliang David Li <davidxl@google.com>
16700 * tree-call-cdce.c: New file.
16701 (cond_dead_built_in_calls): New static variable.
16702 (input_domain): New struct.
16703 (check_pow): New function.
16704 (check_builtin_call): Ditto.
16705 (check_target_format): Ditto.
16706 (is_call_dce_candidate): Ditto.
16707 (gen_one_condition): Ditto.
16708 (gen_conditions_for_domain): Ditto.
16709 (get_domain): Ditto.
16710 (gen_conditions_for_pow_cst_base): Ditto.
16711 (gen_conditions_for_pow_int_base): Ditto.
16712 (gen_conditions_for_pow): Ditto.
16713 (get_no_error_domain): Ditto.
16714 (gen_shrink_wrap_conditions): Ditto.
16715 (shrink_wrap_one_built_in_call): Ditto.
16716 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16717 (tree_call_cdce): Ditto.
16718 (gate_call_cdce): Ditto.
16719 (pass_call_cdce): New gimple pass.
16720 * passes.c: (init_optimization_passes): New pass.
16721 * tree-pass.h: New pass declaration.
16722 * opts.c (decode_options): New flag setting.
16723 * common.opt: Add -ftree-builtin-call-dce flag.
16724 * Makefile.in: Add new source file.
16725 * tempvar.def: New tv_id.
16726 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16728 2008-06-04 Richard Guenther <rguenther@suse.de>
16730 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16731 (is_call_clobbered): Always check var_ann->call_clobbered.
16732 (mark_call_clobbered): Always set var_ann->call_clobbered.
16733 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16734 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16735 (reset_alias_info): Clear call clobbering info on MTAGs and
16737 (set_pt_anything): Set pt_global_mem.
16738 (create_tag_raw): Adjust comment.
16739 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16741 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16742 Maxim Kuvyrkov <maxim@codesourcery.com>
16744 * config/m68k/m68k.opt (mxgot): New option.
16745 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16746 (m68k_output_addr_const_extra): New.
16747 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16748 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16749 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16750 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16752 2008-06-04 Richard Guenther <rguenther@suse.de>
16754 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16755 negative or non-representable offsets.
16757 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16759 * config/i386/i386.c (ix86_gen_leave): New.
16760 (ix86_gen_pop1): Likewise.
16761 (ix86_gen_add3): Likewise.
16762 (ix86_gen_sub3): Likewise.
16763 (ix86_gen_sub3_carry): Likewise.
16764 (ix86_gen_one_cmpl2): Likewise.
16765 (ix86_gen_monitor): Likewise.
16766 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16767 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16768 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16769 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16770 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16771 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16772 (ix86_expand_epilogue): Updated.
16773 (print_operand): Handle integer register operand for 'z'.
16774 (ix86_expand_strlensi_unroll_1): Likewise.
16775 (ix86_expand_strlen): Likewise.
16776 (ix86_expand_builtin): Likewise.
16777 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16778 mov{q}/mov{l} and add{q}/add{l}.
16780 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16782 * config/i386/i386.md (P): New mode iterator.
16783 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16784 using P mode iterator.
16785 (DFmode push_operand splitter): Ditto.
16786 (XFmode push_operand splitter): Ditto.
16787 (DFmode float_extend SFmode push_operand splitter): Ditto.
16788 (XFmode float_extend SFmode push_operand splitter): Do not generate
16789 SImode pushes for 64bit target. Macroize Dimode and SImode
16790 pushes using P mode iterator.
16791 (XFmode float_extend DFmode push_operand splitter): Ditto.
16793 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16795 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16796 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16797 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16798 return type to int.
16799 (ix86_call_abi_override): Remove check for call_used_regs.
16801 2008-06-03 Richard Guenther <rguenther@suse.de>
16803 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16804 for the lhs of calls if the return type contains pointers.
16806 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16808 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16809 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16810 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16811 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16812 of cfun and DEFAULT_ABI to deceide abi mode.
16813 (DEFAULT_ABI): New.
16814 (REG_PARM_STACK_SPACE): Removed.
16815 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16816 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16817 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16818 (ix86_function_abi): Likewise.
16819 (ix86_function_type_abi): Likewise.
16820 (ix86_call_abi_override): Likewise.
16821 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16822 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16823 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16824 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16826 (X86_64_REGPARM_MAX): New.
16827 (X86_64_SSE_REGPARM_MAX): New.
16828 (X64_REGPARM_MAX): New.
16829 (X64_SSE_REGPARM_MAX): New.
16830 (X86_32_REGPARM_MAX): New.
16831 (X86_32_SSE_REGPARM_MAX): New.
16832 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16833 (ix86_function_regparm): Handle user calling abi.
16834 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16835 by DEFAULT_ABI versus SYSV_ABI check.
16836 (ix86_reg_parm_stack_space): New.
16837 (ix86_function_type_abi): New.
16838 (ix86_call_abi_override): New.
16839 (ix86_function_abi): New.
16840 (ix86_cfun_abi): New.
16841 (init_cumulative_args): Call abi specific initialization.
16842 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16843 (function_arg_64): Extend SSE_REGPARM_MAX check.
16844 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16845 (ix86_pass_by_reference): Likewise.
16846 (ix86_function_value_regno_p): Likewise.
16847 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16848 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16849 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16850 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16851 (setup_incoming_varargs_64): Adjust regparm for call abi.
16852 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16853 (ix86_va_start): Likewise.
16854 (ix86_gimplify_va_arg): Likewise.
16855 (ix86_expand_prologue): Likewise.
16856 (output_pic_addr_const): Likewise.
16857 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16858 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16859 (x86_output_mi_thunk): Likewise.
16860 (x86_function_profiler): Likewise.
16861 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16862 (SYSV_ABI, MS_ABI): New constants.
16863 (DEFAULT_ABI): New.
16864 (init_regs): Add prototype of function in regclass.c file.
16865 (OVERRIDE_ABI_FORMAT): New.
16866 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16867 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16868 (OUTGOING_REG_PARM_STACK_SPACE): New.
16869 (ix86_reg_parm_stack_space): New prototype.
16870 (CUMULATIVE_ARGS): Add call_abi member.
16871 (machine_function): Add call_abi member.
16872 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16873 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16875 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16878 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16879 (avr_builtin_setjmp_frame_value): New function.
16880 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16881 (nonlocal_goto): Define.
16883 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16885 * config/mips/mips.c (mips_emit_loadgp): Return early if
16886 there is nothing do to, otherwise emit a blockage if
16887 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16888 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16890 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16892 * configure.ac: Drop unneeded backslash ending up in config.in.
16893 * acinclude.m4: Likewise.
16894 * config.in: Regenerate.
16896 2008-05-26 Jan Hubicka <jh@suse.cz>
16898 * predict.c (maybe_hot_frequency_p): Break out of...
16899 (maybe_hot_bb_p): ... here.
16900 (maybe_hot_edge_p): New.
16901 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16902 * basic-block.h (maybe_hot_edge_p): Declare.
16904 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16906 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16907 (*cmpfp_<mode>_cc): Ditto.
16908 (*fp_jcc_8<mode>_387): Ditto.
16909 (*fop_<MODEF:mode>_2_i387): Ditto.
16910 (*fop_<MODEF:mode>_3_i387): Ditto.
16911 (*fop_xf_2_i387): Ditto.
16912 (*fop_xf_3_i387): Ditto.
16914 2008-06-02 Tomas Bily <tbily@suse.cz>
16916 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16918 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16920 * config/mips/mips.c (mips_valid_offset_p): New function.
16921 (mips_valid_lo_sum_p): Likewise.
16922 (mips_classify_address): Use them.
16923 (mips_force_address): New function.
16924 (mips_legitimize_address): Use it.
16925 * config/mips/mips.md (MOVE128): New mode iterator.
16926 (movtf): Require TARGET_64BIT. Remove empty strings.
16927 (*movtf_internal): Rename to...
16928 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16929 of "R" and use {,fp}{load,store} attributes instead of "multi".
16930 Use a separate define_split.
16931 (*movtf_mips16): New pattern.
16933 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16935 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16936 * config/mips/mips.c (mips_expand_before_return): New function.
16937 (mips_expand_epilogue): Call it.
16938 * config/mips/mips.md (return): Turn into a define_expand.
16939 (*return): New insn.
16941 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16943 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16944 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16945 functions. Do not emit uses and clobbers of CONCATs; individually
16946 use and clobber their operands.
16947 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16948 gen_clobber, emit_use and gen_use.
16949 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16950 (expand_builtin_return): Likewise.
16951 * cfgbuild.c (count_basic_blocks): Likewise.
16952 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16953 * explow.c (emit_stack_restore): Likewise.
16954 * expmed.c (extract_bit_field_1): Likewise.
16955 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16956 (emit_move_multi_word, store_constructor): Likewise.
16957 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16958 (thread_prologue_and_epilogue_insns): Likewise.
16959 * lower-subreg.c (resolve_simple_move): Likewise.
16960 * optabs.c (widen_operand, expand_binop): Likewise.
16961 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16962 * reload.c (find_reloads): Likewise.
16963 * reload1.c (eliminate_regs_in_insn): Likewise.
16964 * stmt.c (expand_nl_goto_receiver): Likewise.
16965 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16966 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16967 * config/arm/arm.c (arm_load_pic_register): Likewise.
16968 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16969 * config/arm/arm.md (untyped_return): Likewise.
16970 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16971 * config/avr/avr.c (expand_prologue): Likewise.
16972 * config/bfin/bfin.c (do_unlink): Likewise.
16973 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16974 * config/cris/cris.c (cris_expand_prologue): Likewise.
16975 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16976 (machopic_legitimize_pic_address): Likewise.
16977 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16978 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16979 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16980 (ix86_expand_convert_uns_didf_sse): Likewise.
16981 (ix86_expand_vector_init_general): Likewise.
16982 * config/ia64/ia64.md (eh_epilogue): Likewise.
16983 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16984 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16985 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16986 (config/iq2000/iq2000.c): Likewise.
16987 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16988 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16989 (builtin_longjmp): Likewise.
16990 * config/mn10300/mn10300.md (call, call_value): Likewise.
16991 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16992 * config/pdp11/pdp11.md (abshi2): Likewise.
16993 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16994 * config/s390/s390.c (s390_emit_prologue): Likewise.
16995 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16996 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16997 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16998 * config/sh/sh.c (prepare_move_operands): Likewise.
16999 (output_stack_adjust, sh_expand_epilogue): Likewise.
17000 (sh_set_return_address, sh_expand_t_scc): Likewise.
17001 * config/sparc/sparc.c (load_pic_register): Likewise.
17002 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17003 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17004 * config/v850/v850.c (expand_epilogue): Likewise.
17006 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17008 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17009 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17010 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17011 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17012 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17013 stack pointer register.
17014 (output_movhi): Remove code for interrupt specific writing to the
17015 stack pointer register.
17017 2008-05-31 Richard Guenther <rguenther@suse.de>
17019 PR tree-optimization/34244
17020 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17021 (tree_expr_nonzero_warnv_p): Likewise.
17022 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17023 ssa_name_nonnegative_p.
17024 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17025 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17026 not tree_expr_nonzero_warnv_p.
17028 PR tree-optimization/36262
17030 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17032 PR tree-optimization/34244
17033 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17034 (record_numbers_of_iterations): New function.
17035 (execute_vrp): Cache the numbers of iterations of loops.
17036 * tree-scalar-evolution.c (scev_reset_except_niters):
17038 (scev_reset): Use scev_reset_except_niters.
17039 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17041 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17043 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17044 __WORKAROUND_RETS when appropriate.
17046 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17048 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17049 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17051 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17052 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17053 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17054 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17055 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17056 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17057 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17058 *fop_df_1_sse insn patterns using MODEF mode iterator.
17059 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17060 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17061 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17062 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17063 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17064 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17065 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17066 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17067 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17068 (*fop_xf_5_i387): Ditto.
17069 (*fop_xf_6_i387): Ditto.
17071 2008-05-30 Richard Guenther <rguenther@suse.de>
17073 * builtins.c (build_string_literal): Avoid generating
17074 a non-gimple_val result.
17076 2008-05-30 DJ Delorie <dj@redhat.com>
17078 * exec-tool.in: Use an environment variable (private) instead of a
17079 file (shared) as a semaphore, so as to not break parallel builds.
17081 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17083 * optabs.c (maybe_encapsulate_block): Remove.
17084 (emit_libcall_block): Adjust accordingly.
17085 * optabs.h (maybe_encapsulate_block): Remove prototype.
17087 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17088 Don't use maybe_encapsulate_block.
17090 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17092 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17093 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17094 rtx is a SYMBOL_REF before calling get_pool_constant.
17096 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17098 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17100 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17102 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17103 rather than OS names to choose INO_T_EQ definition.
17104 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17105 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17107 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17110 * config/darwin-f.c: New.
17111 * config/t-darwin: Added rule to build darwin-f.o.
17112 * config.gcc: Defined new variable, fortran_target_objs.
17113 (*-*-darwin*): Set fortran_target_objs.
17114 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17115 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17116 * configure: Regenerated.
17118 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17121 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17122 canonical type if needed.
17124 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17126 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17128 2008-05-29 Richard Guenther <rguenther@suse.de>
17130 PR tree-optimization/36343
17131 PR tree-optimization/36346
17132 PR tree-optimization/36347
17133 * tree-flow.h (clobber_what_p_points_to): Declare.
17134 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17135 pointed-to variable is dereferenced is irrelevant to whether
17136 the pointer can access the pointed-to variable.
17137 (clobber_what_p_points_to): New function.
17138 * tree-ssa-alias.c (set_initial_properties): Use it.
17139 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17140 call clobber check for NMTs.
17142 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17144 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17145 for printing gcov_type.
17147 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17149 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17150 and the eh region information.
17151 * value-prof.c (gimple_move_stmt_histograms): New function.
17152 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17154 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17156 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17158 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17160 * value-prof.c (tree_ic_transform): Print counts.
17161 * tree-profile.c (tree_gen_ic_func_profiler):
17162 Clear __gcov_indreict_call_callee variable to avoid misattribution
17165 2008-05-28 Rafael Espíndola <espindola@google.com>
17167 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17170 2008-05-28 Richard Guenther <rguenther@suse.de>
17172 PR tree-optimization/36339
17173 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17174 and clobbering code out of the loop.
17176 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17178 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17181 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17182 s390_contiguous_bitmask_p, s390_symref_operand_p,
17183 s390_check_symref_alignment, s390_reload_larl_operand,
17184 s390_reload_symref_address): New functions.
17185 (s390_branch_condition_mnemonic): Support compare and branch
17187 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17188 and 'W' constraints.
17189 (s390_secondary_reload): Add secondary reloads for unaligned
17190 symbol refs or symbol refs to floating point or QI/TI mode
17192 (legitimate_address_p): Accept symbol references as addresses.
17193 (s390_expand_insv): Use rotate and insert selected bits
17194 instruction for insv when building for z10.
17195 (print_operand_address): Handle symbol ref addresses.
17196 (print_operand): Output modifier 'c' added for signed byte values.
17197 (s390_encode_section_info): Mark symbol refs with
17198 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17200 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17201 (length attribute): RRF, RRR have 4 byte length.
17202 (FPALL, INTALL): New mode iterators added.
17203 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17204 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17205 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17206 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17207 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17208 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17209 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17210 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17212 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17213 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17214 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17215 reload<INTALL:mode><P:mode>_toreg_z10,
17216 reload<FPALL:mode><P:mode>_tomem_z10,
17217 reload<FPALL:mode><P:mode>_toreg_z10,
17218 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17219 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17220 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17221 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17223 (movmem, clrmem, cmpmem): New splitters added.
17225 * config/s390/predicates.md (larl_operand): Use
17226 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17227 SYMBOL_REF_ALIGN1_P.
17228 (s390_signed_integer_comparison,
17229 s390_unsigned_integer_comparison): New predicates.
17231 * config/s390/s390-protos.h (s390_check_symref_alignment,
17232 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17233 s390_reload_symref_address,
17234 s390_compare_and_branch_condition_mask): Prototypes added.
17236 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17237 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17238 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17240 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17242 * config/s390/s390.c (z10_cost): New cost function for z10.
17243 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17244 (s390_issue_rate): Adjust issue rate for z10.
17245 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17246 (processor_flags): Add PF_Z10.
17247 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17248 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17249 * gcc/config.gcc: Add z10.
17251 2008-05-28 Richard Guenther <rguenther@suse.de>
17253 PR tree-optimization/36291
17254 * tree-flow. h (struct gimple_df): Remove var_anns member.
17255 * tree-flow-inline.h (gimple_var_anns): Remove.
17256 (var_ann): Simplify.
17257 * tree-dfa.c (create_var_ann): Simplify.
17258 (remove_referenced_var): Clear alias info from var_anns of globals.
17259 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17260 (delete_tree_ssa): Clear alias info from var_anns of globals.
17261 Do not free var_anns.
17262 (var_ann_eq): Remove.
17263 (var_ann_hash): Likewise.
17265 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17267 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17268 and loongson2f entries.
17269 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17270 * config/mips/mips.h (processor_type): Add Loongson-2E
17271 and Loongson-2F entries.
17272 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17273 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17274 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17275 * doc/invoke.texi (MIPS Options): Document loongson2e
17276 and loongson2f processor names.
17278 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17282 * config/i386/i386.c (ix86_function_arg_boundary): Use
17283 alignment of canonical type.
17284 (ix86_expand_vector_move): Check unaligned memory access for
17287 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17289 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17290 Moved to the front of file.
17292 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17293 H.J. Lu <hongjiu.lu@intel.com>
17295 * dwarf2out.c (current_fde): New.
17297 (lookup_cfa:): Likewise.
17298 (dwarf2out_end_epilogue): Likewise.
17299 (dwarf2out_note_section_used): Likewise.
17301 2008-05-27 Michael Matz <matz@suse.de>
17304 * c.opt (Wenum-compare): New warning option.
17305 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17307 2008-05-27 Michael Matz <matz@suse.de>
17309 PR middle-end/36326
17310 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17312 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17313 into memory as tail calls.
17315 2008-05-27 Richard Guenther <rguenther@suse.de>
17317 PR tree-optimization/36339
17318 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17319 pointers cause all addressable variables to be call clobbered.
17321 2008-05-27 Richard Guenther <rguenther@suse.de>
17323 PR tree-optimization/36245
17324 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17326 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17328 * config/s390/s390.md: Replace all occurences of the 'm'
17329 constraint with 'RT'.
17331 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17333 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17335 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17337 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17338 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17339 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17341 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17343 * reload.c: (find_reloads): Skip alternatives according to the
17344 "enabled" attribute. Constify the constraint variable.
17345 * recog.c (get_attr_enabled): Add default implementation.
17346 (extract_insn): Set the alternative_enabled_p array
17347 in the recog_data struct.
17348 (preprocess_constraints, constrain_operands): Skip
17349 alternatives according to the "enabled" attribute
17350 * recog.h (struct recog_data): New field alternative_enabled_p.
17351 (skip_alternative): New inline function.
17352 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17353 (record_reg_classes): Skip alternative according to the
17354 "enabled" attribute.
17356 * doc/md.texi: Add documention for the "enabled" attribute.
17358 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17360 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17361 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17362 constraint with TARGET_MEM_CONSTRAINT.
17363 * recog.c (asm_operand_ok, preprocess_constraints,
17364 constrain_operands): Likewise.
17365 * regclass.c (record_reg_classes): Likewise.
17366 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17367 * reload1.c (maybe_fix_stack_asms): Likewise.
17368 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17369 * recog.h: Adjust comment.
17370 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17371 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17372 * doc/md.texi: Add a note to description of 'm' constraint.
17373 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17375 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17377 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17378 that the bitfield is of integral type before testing its precision.
17380 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17381 Sa Liu <saliu@de.ibm.com>
17383 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17384 __modti3, __udivti3, __umodti3 and __udivmodti4.
17385 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17386 that implement TImode mul and div functions.
17387 * config/spu/multi3.c: New. Implement __multi3.
17388 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17389 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17392 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17394 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17395 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17396 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17397 tls_sysv_suffix): New mode and mode attribute iterators.
17398 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17399 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17400 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17401 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17402 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17405 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17407 PR tree-optimization/36329
17408 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17409 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17410 * cgraphbuild.c (initialize_inline_failed): Use the latter
17411 macro in lieu of the former.
17412 * ipa-inline.c (cgraph_mark_inline): Likewise.
17413 (cgraph_decide_inlining_of_small_function): Likewise.
17414 (cgraph_decide_inlining): Likewise.
17415 (cgraph_decide_inlining_incrementally): Likewise.
17417 2008-05-26 Tristan Gingold <gingold@adacore.com>
17418 Anatoly Sokolov <aesok@post.ru>
17420 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17421 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17422 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17423 optimization for 'avr6' architecture.
17425 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17428 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17430 2008-05-26 Richard Guenther <rguenther@suse.de>
17432 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17433 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17435 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17437 PR middle-end/36253
17438 * caller-save.c (insert_restore): Verify alignment of spill space.
17439 (insert_save): Likewise.
17440 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17441 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17442 (STACK_SLOT_ALIGNMENT): Likewise.
17443 * function.c (LOCAL_ALIGNMENT): Removed.
17444 (get_stack_local_alignment): New.
17445 (assign_stack_local): Use it. Set alignment on stack slot.
17446 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17447 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17448 (STACK_SLOT_ALIGNMENT): New.
17449 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17450 stack slot in XFmode.
17452 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17454 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17457 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17458 argument operand in rax isn't removed.
17460 2008-05-26 Richard Guenther <rguenther@suse.de>
17462 PR middle-end/36300
17463 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17464 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17466 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17469 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17471 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17473 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17474 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17476 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17478 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17479 build a trampoline if we don't want one.
17480 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17481 return zero for nested functions if we don't want a trampoline.
17483 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17485 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17487 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17490 * c.opt: Removed undocumented option '-lang-fortran'.
17491 * c-common.h: Removed global variable 'lang_fortran'.
17492 * c-opts.c (c_common_handle_option): Removed code to handle
17493 option '-lang-fortran'. Updated includes.
17494 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17495 definition of '__GFORTRAN__'.
17496 (define__GNUC__): Reimplemented to use BASEVER and
17497 cpp_define_formatted.
17498 (builtin_define_with_value_n): Removed.
17499 * c-incpath.h: Renamed to ...
17500 * incpath.h: ... this.
17501 * c-incpath.c: Renamed to ...
17502 * incpath.c: ... this. Updated includes.
17503 * fix-header.c: Updated includes.
17504 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17505 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17506 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17508 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17510 * tree.h: Update the table of flags used on tree nodes.
17511 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17512 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17513 (FORCED_LABEL): Add access check.
17514 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17515 (ASM_INPUT_P): Likewise.
17516 (ASM_VOLATILE_P): Likewise.
17517 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17518 (OMP_SECTION_LAST): Access private_flag directly.
17519 (OMP_RETURN_NOWAIT): Likewise.
17520 (OMP_PARALLEL_COMBINED): Likewise.
17521 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17522 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17523 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17524 deprecated_flag directly.
17526 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17528 * final.c (frame_pointer_needed): Removed.
17529 * flags.h (frame_pointer_needed): Likewise.
17531 * function.h (rtl_data): Add frame_pointer_needed.
17532 (frame_pointer_needed): New.
17534 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17536 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17538 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17540 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17543 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17545 * c-common.c (strip_array_types): Move function to..
17547 (get_inner_array_type): Delete.
17548 * c-common.h (strip_array_types): Move declaration to..
17550 (get_inner_array_type): Delete.
17551 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17552 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17553 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17554 * config/pa/pa.c (emit_move_sequence): Likewise.
17556 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17558 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17561 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17563 * function.c: Include target hook for nonlocal_goto frame value.
17565 2008-05-24 Richard Guenther <rguenther@suse.de>
17567 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17568 variable can be only accessed through a pointer or a union.
17570 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17572 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17573 * doc/extend.texi: Likewise.
17575 2008-05-23 DJ Delorie <dj@redhat.com>
17577 * config/m32c/jump.md (untyped_call): Add.
17579 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17580 for A24 to PSImode.
17581 (m32c_address_cost): Detail costs for indirect offsets.
17583 2008-05-23 Rafael Espíndola <espindola@google.com>
17585 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17586 if a node is a SUBREG.
17587 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17590 2008-05-23 Paul Brook <paul@codesourcery.com>
17591 Carlos O'Donell <carlos@codesourcery.com>
17593 * doc/extend.texi: Clarify use of __attribute__((naked)).
17594 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17595 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17596 * function.c (use_register_for_decl): Use
17597 targetm.calls.allocate_stack_slots_for_args.
17598 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17599 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17600 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17602 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17604 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17606 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17608 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17609 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17610 is only rounded once.
17612 2008-05-23 Richard Guenther <rguenther@suse.de>
17614 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17616 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17617 Jakub Jelinek <jakub@redhat.com>
17620 * configure.ac: Handle --enable-cld.
17621 * configure: Regenerated.
17622 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17623 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17624 (ix86_current_function_needs_cld): New define.
17625 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17626 (cld): New isns pattern.
17627 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17628 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17629 * config/i386/i386.opt (mcld): New option.
17630 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17631 TARGET_CLD and ix86_current_function_needs_cld.
17632 (override_options): Use -mcld by default for 32-bit code if
17635 * doc/install.texi (Options specification): Document --enable-cld.
17636 * doc/invoke.texi (Machine Dependent Options)
17637 [i386 and x86-64 Options]: Add -mcld option.
17638 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17640 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17641 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17642 (return_in_memory_64): Likewise.
17643 (return_in_memory_ms_64): Likewise.
17645 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17647 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17648 * builtins.c (fold_builtin_fpclassify): New.
17649 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17650 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17651 * c-common.c (handle_type_generic_attribute): Adjust to accept
17652 fixed arguments before an elipsis.
17653 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17654 * doc/extend.texi: Document __builtin_fpclassify.
17656 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17658 * omp-low.c (gate_expand_omp_ssa): Remove.
17659 (pass_expand_omp_ssa): Remove.
17660 (gate_expand_omp): Do not check for flag_openmp_ssa.
17661 * common.opt (-fopenmp-ssa): Remove.
17662 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17664 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17666 * config/sh/sh.opt (mfixed-range): New option.
17667 * config/sh/sh-protos.h (sh_fix_range): Declare.
17668 * config/sh/sh.c (sh_fix_range): New function.
17669 * config/sh/sh.h (sh_fixed_range_str): Declare.
17670 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17672 * doc/invoke.texi (SH Options): Document -mfixed-range.
17674 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17676 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17677 it before the redeclaration.
17679 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17681 * config/avr/avr.c (get_sequence_length): Add new function.
17682 (expand_prologue, expand_epilogue): Remove duplicate code.
17684 2008-05-22 Rafael Espíndola <espindola@google.com>
17686 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17689 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17691 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17692 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17694 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17695 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17696 (vect_update_misalignment_for_peel): Likewise.
17697 (vector_alignment_reachable_p): Likewise.
17698 * tree-vect-transform.c (vectorizable_load): Likewise.
17699 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17700 (get_vectype_for_scalar_type): Pass mode of scalar_type
17701 to UNITS_PER_SIMD_WORD.
17703 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17704 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17705 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17706 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17707 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17709 2008-05-22 Ira Rosen <irar@il.ibm.com>
17711 PR tree-optimization/36293
17712 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17713 if the first load must be skipped because of a gap.
17715 2008-05-22 Richard Guenther <rguenther@suse.de>
17717 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17718 more cases of offset disambiguation that is possible if
17719 strict-aliasing rules apply.
17720 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17721 for basic offset and type-based disambiguation.
17723 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17725 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17726 ix86_expand_vector_set on V16QImode for SSE4.1.
17728 2008-05-21 Tom Tromey <tromey@redhat.com>
17730 * c.opt (Wimport): Mark as undocumented.
17731 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17733 (Warning Options): Likewise.
17734 * doc/cppopts.texi: Don't mention -Wimport.
17736 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17738 PR tree-optimization/36287
17739 PR tree-optimization/36286
17740 * lambda-code.c (build_access_matrix): Do not use the loop->num
17741 for computing the number of induction variables: use the loop depth
17744 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17747 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17748 option -f(no-)leading-underscore.
17750 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17752 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17753 GET_MODE_NUNITS (mode).
17755 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17757 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17758 (-mmulhw): Add 464 to description.
17759 (-mdlmzb): Likewise.
17760 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17761 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17763 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17764 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17765 * config/rs6000/rs6000.md: Update comments for 464.
17767 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17769 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17771 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17773 * config/i386/sse.md (vec_extractv4sf): Removed.
17774 (vec_extractv2df): Likewise.
17775 (vec_extractv2di): Likewise.
17776 (vec_extractv4si): Likewise.
17777 (vec_extractv8hi): Likewise.
17778 (vec_extractv16qi): Likewise.
17779 (vec_extract<mode>): New.
17781 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17783 * config/i386/sse.md (vec_setv4sf): Removed.
17784 (vec_setv2df): Likewise.
17785 (vec_setv2di): Likewise.
17786 (vec_setv4si): Likewise.
17787 (vec_setv8hi): Likewise.
17788 (vec_setv16qi): Likewise.
17789 (vec_set<mode>): New.
17791 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17793 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17794 goto for vec_concat and vec_interleave.
17796 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17798 * config/i386/sse.md (vec_initv4sf): Removed.
17799 (vec_initv2df): Likewise.
17800 (vec_initv2di): Likewise.
17801 (vec_initv4si): Likewise.
17802 (vec_initv8hi): Likewise.
17803 (vec_initv16qi): Likewise.
17804 (vec_init<mode>): New.
17806 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17808 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17810 2008-05-21 Tom Tromey <tromey@redhat.com>
17812 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17813 (zone_find_object_offset): Likewise.
17814 (gt_ggc_m_S): Likewise.
17815 (highest_bit): Likewise.
17816 * ggc-page.c (gt_ggc_m_S): New function.
17817 * stringpool.c (string_stack): Remove.
17818 (init_stringpool): Update.
17819 (ggc_alloc_string): Use ggc_alloc.
17820 (maybe_delete_ident): New function.
17821 (ggc_purge_stringpool): Likewise.
17822 (gt_ggc_m_S): Remove.
17823 * ggc-common.c (ggc_protect_identifiers): New global.
17824 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17825 ggc_protect_identifiers.
17826 * ggc.h (ggc_protect_identifiers): Declare.
17827 (gt_ggc_m_S): Update.
17828 (ggc_purge_stringpool): Declare.
17829 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17830 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17832 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17834 2008-05-21 David S. Miller <davem@davemloft.net>
17836 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17839 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17841 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17844 2008-05-20 David Daney <ddaney@avtrex.com>
17846 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17847 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17848 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17849 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17850 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17851 (atomic_hiqi_op): New define_code_iterator.
17852 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17853 mips_expand_compare_and_swap_12.
17854 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17855 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17856 (sync_<optab><mode>, sync_old_<optab><mode>,
17857 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17858 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17859 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17860 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17861 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17862 (test_and_set_12): New insn.
17863 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17864 sync_new_<optab><mode>, sync_old_nand<mode>,
17865 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17866 clobber to operand 0 for SI and DI mode insns.
17867 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17868 mips_gen_fn_4): New typedefs.
17869 (mips_gen_fn_ptrs): Define new union type.
17870 (mips_expand_compare_and_swap_12): Remove declaration.
17871 (mips_expand_atomic_qihi): Declare function.
17872 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17873 (mips_expand_atomic_qihi): ... this. Use new generator function
17875 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17876 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17877 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17878 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17879 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17880 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17881 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17882 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17883 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17884 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17887 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17889 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17892 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17894 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17895 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17896 (avr_attribute_table): Add 'OS_main' function attribute.
17897 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17898 functions with 'OS_main' attribute.
17900 2008-05-20 Richard Guenther <rguenther@suse.de>
17902 PR tree-optimization/35204
17903 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17904 helper, split out from ...
17905 (DFS): ... here. Make the DFS walk non-recursive.
17907 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17908 Jan Sjodin <jan.sjodin@amd.com>
17910 PR tree-optimization/36181
17911 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17912 (parallelize_loops): Don't parallelize when the loop has vector
17915 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17916 Sebastian Pop <sebastian.pop@amd.com>
17918 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17919 matrix, and never look at the tree representation of the memory
17921 (linear_transform_loops): Computes parameters and access matrices.
17922 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17924 (access_matrix_get_index_for_parameter): New.
17925 * tree-data-ref.h (struct access_matrix): New.
17926 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17927 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17928 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17929 am_vector_index_for_loop): New.
17930 (struct data_reference): Add field access_matrix.
17931 (DR_ACCESS_MATRIX): New.
17932 (compute_data_dependences_for_loop): Update declaration.
17933 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17934 * lambda.h (lambda_vector_vec_p): Declared.
17935 * lambda-code.c: Depend on pointer-set.h.
17936 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17937 av_for_af_base, av_for_af, build_access_matrix,
17938 lambda_compute_access_matrices): New.
17939 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17941 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17943 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17944 $SOURCEDIR/include.
17946 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17947 Sebastian Pop <sebastian.pop@amd.com>
17949 PR tree-optimization/36206
17950 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17952 (instantiate_scev_1): Rename flags to fold_conversions.
17953 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17954 outeside instantiation_loop.
17955 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17956 (evolution_function_is_affine_or_constant_p): Removed.
17957 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17959 (analyze_siv_subscript): Pass in the loop nest number.
17960 Call evolution_function_is_affine_in_loop instead of
17961 evolution_function_is_affine_p.
17962 (analyze_overlapping_iterations): Pass in the loop nest number.
17964 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17965 Sebastian Pop <sebastian.pop@amd.com>
17967 PR tree-optimization/36206
17968 * tree-chrec.h (chrec_fold_op): New.
17969 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17972 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17974 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17976 (remove_duplicates): Do not set inode on non-inode systems.
17979 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17981 * config.gcc (tm_file): Update comments about relative pathnames.
17983 2008-05-20 Richard Guenther <rguenther@suse.de>
17985 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17986 * tree-ssa-sccvn.c (process_scc): Likewise.
17987 * tree-ssa-sink.c (execute_sink_code): Likewise.
17988 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17989 * tree-vrp.c (process_assert_insertions): Likewise.
17990 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17991 (perform_tree_ssa_dce): Likewise.
17992 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17993 (dump_dominator_optimization_stats): Likewise.
17994 * tree-vectorizer.c (vectorize_loops): Likewise.
17996 2008-05-20 Richard Guenther <rguenther@suse.de>
17998 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18000 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18002 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18003 (ix86_i386elf_return_in_memory): Likewise.
18004 (ix86_i386interix_return_in_memory): Likewise.
18005 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18006 (SUBTARGET_RETURN_IN_MEMORY): New.
18007 * config/i386/i386elf.h: Likewise.
18008 * config/i386/ptx4-i.h: Likewise.
18009 * config/i386/sol2-10.h: Likewise.
18010 * config/i386/sysv4.h: Likewise.
18011 * config/i386/vx-common.h: Likewise.
18012 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18013 * config/i386/i386.c (ix86_return_in_memory): Made static and
18014 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18015 (ix86_i386elf_return_in_memory): Removed.
18016 (ix86_i386interix_return_in_memory): Removed.
18017 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18018 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18020 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18022 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18024 2008-05-19 Xinliang David Li <davidxl@google.com>
18026 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18028 * common.opt: Ditto.
18029 * doc/invoke.texi: Ditto.
18031 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18033 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18034 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18036 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18038 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18039 sizes of operand array from 8/4 to 4/2.
18040 (ix86_expand_vector_init_general): Change size of operand array
18041 from 32 to 16. Remove op0, op1 and half_mode.
18043 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18045 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18046 (ix86_expand_vector_init_interleave): Likewise.
18047 (ix86_expand_vector_init_general): Use them. Assert
18048 word_mode == SImode when n_words == 4.
18050 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18052 * config/i386/i386.c (ix86_secondary_reload): New static function.
18053 (TARGET_SECONDARY_RELOAD): New define.
18054 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18055 * config/i386/i386.md (reload_outqi): Remove.
18057 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18059 PR middle-end/35509
18060 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18061 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18062 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18063 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18064 (fold_builtin_1): Likewise.
18065 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18066 c-common.c (check_builtin_function_arguments): Handle
18067 BUILT_IN_ISINF_SIGN.
18068 * doc/extend.texi: Document __builtin_isinf_sign.
18069 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18071 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18073 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18074 EH cleanup at the end of the pass, search for those that have been
18075 turned into forwarder blocks and do the cleanup on their successor.
18077 2008-05-18 Richard Guenther <rguenther@suse.de>
18079 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18080 pointers to sizetype and vice versa.
18082 2008-05-18 Xinliang David Li <davidxl@google.com>
18084 * gcc/tree-ssa-dce.c: Coding style fix.
18085 (check_pow): Documentation comment.
18086 (check_log): Documenation comment. Coding style fix.
18087 (is_unnecessary_except_errno_call): Ditto.
18088 (gen_conditions_for_pow): Ditto.
18089 (gen_conditions_for_log): Ditto.
18090 (gen_shrink_wrap_conditions): Ditto.
18091 (shrink_wrap_one_built_in_calls): Ditto.
18092 * gcc/doc/invoke.texi: Better documentation string.
18093 * ChangeLog: Fix wrong change log entries from
18094 May 17 checkin on function call DCE.
18096 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18098 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18100 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18102 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18103 * df-problems.c (simulation routines): Fixed block comment to
18104 properly say how to add forwards scanning functions.
18106 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18108 * tree-inline.c (setup_one_parameter): Remove dead code.
18110 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18112 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18113 a BIT_AND_EXPR only for an INTEGER_TYPE.
18115 2008-05-17 Xinliang David Li <davidxl@google.com>
18117 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18118 (check_pow, check_log, is_unnecessary_except_errno_call): New
18119 functions to check for eliminating math functions that are pure
18120 except for setting errno.
18121 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18122 general condition expressions for shrink-wrapping pow/log calls.
18123 (gen_shrink_wrap_conditions): Ditto.
18124 (shrink_wrap_one_built_in_call): Ditto.
18125 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18126 (mark_operand_necessary): If debugging, output if OP is necessary.
18127 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18129 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18131 * gcc/common.opt: New user flag -ftree-builtin-dce.
18132 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18134 2008-05-16 David S. Miller <davem@davemloft.net>
18136 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18137 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18139 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18142 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18144 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18146 * ifcvt.c (dead_or_predicable): Rename
18147 df_simulate_one_insn_backwards to df_simulate_one_insn.
18148 * recog.c (peephole2_optimize): Ditto.
18149 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18151 * df.h: Rename df_simulate_one_insn_backwards to
18152 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18153 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18154 scanning of defs and uses.
18155 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18156 (df_simulate_one_insn_forwards): Removed.
18158 2008-05-16 Doug Kwan <dougkwan@google.com>
18160 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18162 (real_from_string): Handle NaNs and Inf as approriate.
18164 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18166 * doc/gty.texi (Source Files Containing Type Information): Note
18167 that headers should appear first in the gtfiles list.
18169 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18171 * tree.def (COND_EXEC): Properly documented this code.
18173 2008-05-16 Diego Novillo <dnovillo@google.com>
18175 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18176 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18179 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18181 * tree-ssa-dse (max_stmt_uid): Removed.
18182 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18183 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18184 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18185 * function.h (cfun.last_stmt_uid): New field.
18186 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18187 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18189 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18190 (create_stmt_ann): Initialize the ann->uid field.
18191 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18193 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18195 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18197 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18198 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18199 (init_empty_tree_cfg): Call it.
18201 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18203 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18206 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18208 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18209 * tree-dump.c (dump_options): New verbose option.
18210 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18212 * tree-pass.h (TDF_VERBOSE): New dump flag.
18213 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18214 (tree-flow.h): Added include.
18215 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18217 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18219 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18221 From Jie Zhang <jie.zhang@analog.com>
18222 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18223 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18224 mcpu=bf561-none and mcpu=bf561-0.2.
18225 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18226 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18227 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18228 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18229 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18230 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18231 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18233 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18234 (cputype_selected): Remove.
18235 (bfin_handle_option): Don't use cputype_selected.
18236 (override_options): When no mcpu option, enable all workarounds.
18237 Don't use bfin_workarounds.
18238 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18240 (DEFAULT_CPU_TYPE): Don't define.
18242 2008-05-16 Richard Guenther <rguenther@suse.de>
18244 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18245 on deletion of the last stmt.
18247 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18249 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18250 V8HImode for SSE2 and V16QImode for SSE4.1.
18252 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18254 * cgraph.h (compute_inline_parameters): Made public.
18255 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18256 variable_generate_summary, function_write_summary,
18257 variable_write_summary, variable_read_summary. Added generate_summary,
18258 write_summary, read_summary.
18259 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18260 pass_ipa_inline.function_generate_summary, to
18261 compute_inline_parameters.
18262 * ipa-inline.c (compute_inline_parameters): Made public and added
18264 (compute_inline_parameters_for_current): New function.
18265 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18266 (inline_generate_summary): Removed parameter and made to loop over
18268 (pass_ipa_inline): Updated for new IPA_PASS structure.
18269 * passes.c (execute_ipa_summary_passes): Now is called once per
18270 pass rather than once per node*pass.
18272 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18274 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18275 avr_have_mul_p, avr_asm_only_p): Remove variables.
18276 (avr_override_options): Remove initialization of removed variables.
18277 (avr_file_start): Convert removed variables to fields of
18278 'struct base_arch_s *avr_current_arch'.
18279 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18280 (AVR_HAVE_MUL): (Ditto.).
18281 (AVR_HAVE_MOVW): (Ditto.).
18282 (AVR_HAVE_LPMX): (Ditto.).
18283 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18284 avr_asm_only_p): Remove declaration.
18286 2008-05-15 Diego Novillo <dnovillo@google.com>
18288 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18289 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18291 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18293 PR middle-end/36194
18294 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18295 Don't call record_truncated_value from here.
18296 (record_truncated_value): Turn it into a for_each_rtx callback.
18297 (record_truncated_values): New function.
18298 (combine_instructions): Call note_uses with record_truncated_values.
18299 Change name of check_conversion to check_promoted_subreg.
18301 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18303 * doc/sourcebuild.texi: Document support for torture tests.
18305 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18307 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18308 to alternative 4 of operand 2.
18310 2008-05-15 Richard Guenther <rguenther@suse.de>
18312 * tree-pass.h (current_pass): Declare.
18313 (get_pass_for_id): Likewise.
18314 * passes.c (passes_by_id, passes_by_id_size): New globals.
18315 (set_pass_for_id): New function.
18316 (get_pass_for_id): Likewise.
18317 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18318 (execute_function_todo): Flush per function statistics.
18319 * toplev.c (compile_file): Init statistics.
18320 (general_init): Do early statistics initialization.
18321 (finalize): Finish statistics.
18322 * statistics.h (statistics_early_init): Declare.
18323 (statistics_init): Likewise.
18324 (statistics_fini): Likewise.
18325 (statistics_fini_pass): Likewise.
18326 (statistics_counter_event): Likewise.
18327 (statistics_histogram_event): Likewise.
18328 * statistics.c: New file.
18329 * Makefile.in (OBJS-common): Add statistics.o.
18330 (statistics.o): Add dependencies.
18331 * doc/invoke.texi (-fdump-statistics): Document.
18333 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18334 (insert): Likewise.
18335 (execute_pre): Use statistics_counter_event.
18336 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18337 (substitute_and_fold): Increment it. Use statistics_counter_event.
18339 2008-05-15 Diego Novillo <dnovillo@google.com>
18341 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18343 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18344 * tree-ssa-alias.c (new_type_alias): Remove references to
18345 sub-variables from comment.
18346 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18348 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18350 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18351 attribute to 1 only for insertps alternative.
18353 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18355 * config/bfin/bfin.md (loadbytes): New pattern.
18356 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18357 (bfin_init_builtins): Initialize it.
18358 (bdesc_1arg): Add it.
18360 2008-05-15 Sa Liu <saliu@de.ibm.com>
18362 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18363 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18364 * testsuite/lib/target-supports.exp: Add
18365 check_effective_target_fortran_integer_16.
18367 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18369 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18370 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18371 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18372 (TARGET_RETURN_IN_MEMORY): Define.
18374 2008-05-15 Richard Guenther <rguenther@suse.de>
18376 PR middle-end/36244
18377 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18378 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18379 represent unmodifiable vars.
18381 2008-05-15 Richard Guenther <rguenther@suse.de>
18383 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18384 INDIRECT_REF and TARGET_MEM_REF.
18385 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18388 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18389 H.J. Lu <hongjiu.lu@intel.com>
18391 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18392 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18393 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18394 insn alternatives. Add missing alternatives.
18395 (*vec_concatv2di_rex64_sse4_1): Likewise.
18396 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18397 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18398 Require TARGET_SSE.
18400 2008-05-15 Richard Guenther <rguenther@suse.de>
18402 PR tree-optimization/36009
18403 PR tree-optimization/36204
18404 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18405 (determine_invariantness_stmt): Record the loop a store is
18406 always executed in.
18407 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18410 2008-05-15 Richard Guenther <rguenther@suse.de>
18412 PR tree-optimization/34330
18413 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18414 through the pointer will alias the SMT.
18416 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18418 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18420 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18422 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18424 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18425 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18427 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18428 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18429 (vashl_optab): New optab for vector/vector shifts.
18430 (vashr_optab): Ditto.
18431 (vlshr_optab): Ditto.
18432 (vrotl_optab): Ditto.
18433 (vrotr_optab): Ditto.
18434 (optab_subtype): New enum for optab_for_tree_code call.
18435 (optab_for_tree_code): Add enum optab_subtype argument.
18437 * optabs.c (optab_for_tree_code): Take an additional argument to
18438 distinguish between a vector shift by a scalar and vector shift by
18439 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18440 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18441 vector shift by a vector.
18442 (expand_widen_pattern_expr): Pass additional argument to
18443 optab_for_tree_code.
18445 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18446 vrotl_optab, vrotr_optab.
18448 * expr.c (expand_expr_real_1): Update calls to
18449 optab_for_tree_code to distinguish between vector shifted by a
18450 scalar and vector shifted by a vector.
18451 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18452 (supportable_narrowing_operation): Ditto.
18453 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18454 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18455 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18456 (vect_create_epilog_for_reduction): Ditto.
18457 (vectorizable_reduction): Ditto.
18458 (vectorizable_operation): Ditto.
18459 (vect_strided_store_supported): Ditto.
18460 (vect_strided_load_supported): Ditto.
18461 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18462 * expmed.c (expand_shift): Ditto.
18464 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18466 (ashr@var{m}3): Ditto.
18467 (vashl@var{m}3): Document new vector/vector shift standard name.
18468 (vashr@var{m}3): Ditto.
18469 (vlshr@var{m}3): Ditto.
18470 (vrotl@var{m}3): Ditto.
18471 (vrotr@var{m}3): Ditto.
18473 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18474 (PPERM_INVERT): Ditto.
18475 (PPERM_REVERSE): Ditto.
18476 (PPERM_REV_INV): Ditto.
18477 (PPERM_ZERO): Ditto.
18478 (PPERM_ONES): Ditto.
18479 (PPERM_SIGN): Ditto.
18480 (PPERM_INV_SIGN): Ditto.
18481 (PPERM_SRC1): Ditto.
18482 (PPERM_SRC2): Ditto.
18484 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18485 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18486 allows a memory operand to be the value being added, and split it
18487 to improve vectorization.
18488 (sse5_pmacsdqh_mem): Ditto.
18489 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18490 (sse5_mulv2div2di3_high): Ditto.
18491 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18492 (vec_pack_trunc_v4si): Ditto.
18493 (vec_pack_trunc_v2di): Ditto.
18494 (sse5_pcmov_<mode>): Remove code that tried to use use
18495 andps/andnps instead of pcmov.
18496 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18497 pmacsdqh instructions.
18498 (vec_widen_smult_lo_v4si): Ditto.
18500 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18501 (PPERM_INVERT): Ditto.
18502 (PPERM_REVERSE): Ditto.
18503 (PPERM_REV_INV): Ditto.
18504 (PPERM_ZERO): Ditto.
18505 (PPERM_ONES): Ditto.
18506 (PPERM_SIGN): Ditto.
18507 (PPERM_INV_SIGN): Ditto.
18508 (PPERM_SRC1): Ditto.
18509 (PPERM_SRC2): Ditto.
18510 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18512 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18514 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18515 says ignore whether the last reference is a memory operand.
18517 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18518 Paolo Bonzini <bonzini at gnu dot org>
18520 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18523 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18524 (vlshr<mode>3): Rename from vlshr<mode>3.
18525 (vashr<mode>3): Rename from vashr<mode>3.
18526 (mulv4sf3): Change the names of vector shift patterns.
18530 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18533 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18558 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18559 (floatunssidf2_internal): Change vector/vector shift names.
18560 (floatunsdidf2_internal): Ditto.
18567 (vashl<mode>3): Rename from ashl<mode>3.
18568 (vashr<mode>3): Rename from ashr<mode>3.
18569 (vlshr<mode>3): Rename from lshr<mode>3.
18570 (vrotl<mode>3): Rename from rotl<mode>3.
18572 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18575 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18576 multiply gives the wrong value when doing widening multiplies.
18577 (vec_widen_smult_lo_v4si): Ditto.
18579 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18581 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18582 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18583 emit_library_call_value.
18584 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18585 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18586 * calls.c (initialize_argument_information, precompute_arguments,
18587 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18588 (precompute_arguments): Removed flags parameter.
18589 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18591 2008-05-14 Richard Guenther <rguenther@suse.de>
18593 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18594 Make sure to register the store if the use is a PHI_NODE.
18596 2008-05-14 Olivier Hainque <hainque@adacore.com>
18598 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18599 memory if the component is to be referenced in BLKmode according
18600 to get_inner_reference.
18602 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18604 * calls.c (emit_library_call_value_1): Restore code clearing
18605 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18607 2008-05-14 Olivier Hainque <hainque@adacore.com>
18608 Nicolas Roche <roche@adacore.com>
18610 * configure.ac: Add support for a "gcc_subdir" variable in
18611 config-lang.in, to denote a subdirectory where the language/GCC
18612 integration files are to be found.
18613 * configure: Regenerate.
18615 2008-05-14 Ira Rosen <irar@il.ibm.com>
18617 PR tree-optimization/36098
18618 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18619 value for the first load in the group in case of a gap.
18620 (vect_build_slp_tree): Check that there are no gaps in loads.
18622 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18624 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18625 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18626 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18627 emit_insn and remove unneeded code to construct extra args.
18628 (emit_no_conflict_block): Removed.
18629 * optabls.h: (emit_no_conflict_block): Removed.
18630 * cse.c (cse_extended_basic_block): Remove search for
18631 REG_NO_CONFLICT note.
18632 * global.c: Removed incorrect comment added in revision 117.
18633 * expr.c (convert_move): Change call to emit_no_conflict_block to
18635 * recog.c: Change comments so that they do not mention
18637 * local_alloc.c (combine_regs): Removed last parameter.
18638 (no_conflict_p): Removed.
18639 (block_alloc): Removed note, no_conflict_combined_regno and set
18640 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18641 (combine_regs): Removed already_dead and code to look for
18642 REG_NO_CONFLICT notes.
18643 * lower_subreg (remove_retval_note): Removed code to look for
18644 REG_NO_CONFLICT block.
18645 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18646 (resolve_clobber): Remove code to process libcalls that have
18647 REG_NO_CONFLICT notes.
18648 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18650 * combine.c (can_combine_p, distribute_notes): Removed
18651 REG_NO_CONFLICT case.
18652 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18654 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18655 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18657 * reg-notes.def (NO_CONFLICT): Removed.
18659 2008-05-14 David S. Miller <davem@davemloft.net>
18661 * config/sparc/sparc.c (sparc_profile_hook): If
18662 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18663 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18664 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18666 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18668 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18670 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18673 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18674 and op1 expansion before vector concat to have less live pseudos.
18676 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18678 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18679 ix86_expand_vector_set if supported.
18681 2008-05-13 Diego Novillo <dnovillo@google.com>
18682 Kenneth Zadeck <zadeck@naturalbridge.com>
18684 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18686 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18687 phinodes_print_statistics, init_ssanames, fini_ssanames,
18688 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18689 release_ssa_name, release_defs, replace_ssa_name_symbol,
18690 ssanames_print_statistics): Move ...
18691 * tree-flow.h: ... here.
18692 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18693 Use FN instead of cfun.
18694 (make_ssa_name_fn): Rename from make_ssa_name.
18695 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18696 * tree-flow-inline.h (make_ssa_name): Move from
18697 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18698 * omp-low.c (expand_omp_parallel):
18699 * tree-flow-inline.h (redirect_edge_var_map_result):
18700 * tree-ssa.c (init_tree_ssa): Add argument FN.
18701 Use it instead of cfun. Update all users.
18703 2008-05-13 Tom Tromey <tromey@redhat.com>
18705 PR preprocessor/22168:
18706 * doc/cpp.texi (Top): Update menu.
18707 (Alternatives to Wrapper #ifndef): New node.
18708 (Other Directives): Document deprecation.
18709 (Obsolete Features): Remove menu.
18710 (Assertions): Merge node into Obsolete Features.
18711 (Obsolete once-only headers): Move earlier; rename to Alternatives
18712 to Wrapper #ifndef.
18713 * doc/cppopts.texi: Update.
18714 * c.opt (Wdeprecated): Enable for C and ObjC.
18715 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18716 (C++ Dialect Options): Move -Wno-deprecated from here to...
18717 (Warning Options): ... here.
18719 2008-05-13 Richard Guenther <rguenther@suse.de>
18721 PR middle-end/36227
18722 * fold-const.c (fold_sign_changed_comparison): Do not allow
18723 changes in pointer-ness.
18725 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18728 * config/sh/sh.c (sh_expand_prologue): Don't clear
18729 RTX_FRAME_RELATED_P for push insns.
18731 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18733 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18735 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18737 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18738 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18739 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18741 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18743 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18744 (*vec_concatv4sf_sse): This.
18745 (*sse2_concatv2si): Renamed to ...
18746 (*vec_concatv2si_sse2): This.
18747 (*sse1_concatv2si): Renamed to ...
18748 (*vec_concatv2si_sse): This.
18749 (*vec_concatv2di_rex): Renamed to ...
18750 (*vec_concatv2di_rex64): This.
18751 (*vec_concatv2si_sse4_1): New.
18752 (*vec_concatv2di_rex64_sse4_1): Likewise.
18754 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18756 PR rtl-optimization/36111
18757 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18758 that was created for swappable operands.
18760 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18763 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18764 * configure.ac: Add call to ACX_PROG_GNAT.
18766 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18768 * optc-gen.awk: Fix comment typo.
18770 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18772 * pretty-print.c (pp_integer_with_precision): Use
18773 HOST_LONG_LONG_FORMAT.
18775 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18777 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18779 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18781 * config/i386/i386.c (bdesc_ptest): Removed.
18782 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18783 (bdesc_args): Add __builtin_ia32_ptestz128,
18784 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18785 (ix86_init_mmx_sse_builtins): Updated.
18786 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18787 (ix86_expand_builtin): Updated.
18789 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18791 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18792 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18794 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18796 * value-prof.c (interesting_stringop_to_profile): Do not
18797 return early for BUILT_IN_MEMPCPY.
18799 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18801 * calls.c (expand_call): Don't use callgraph to increase
18802 preferred_stack_boundary.
18804 * cgraph.h (cgraph_rtl_info): Use unsigned on
18805 preferred_incoming_stack_boundary.
18807 * final.c (rest_of_clean_state): Use unsigned on
18808 preferred_stack_boundary.
18810 2008-05-09 Tom Tromey <tromey@redhat.com>
18812 PR preprocessor/22231:
18813 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18816 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18818 PR tree-optimization/36129
18819 * tree-ssa-ccp.c: Include value-prof.h.
18820 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18821 built-in function was folded to a constant.
18822 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18824 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18825 Sebastian Pop <sebastian.pop@amd.com>
18827 * tree-scalar-evolution.c: Document instantiate_scev.
18828 (instantiate_parameters_1): Renamed instantiate_scev_1.
18829 Don't use the same loop for instantiation_loop and evolution_loop.
18830 (instantiate_scev): New.
18831 (instantiate_parameters): Moved...
18832 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18833 same loop twice. Maintains the semantics for this function.
18834 * tree-scalar-evolution.h (instantiate_scev): Declare.
18835 (instantiate_parameters): ...here. Now static inline.
18836 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18837 instead of resolve_mixers.
18839 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18841 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18843 2008-05-09 Tomas Bily <tbily@suse.cz>
18845 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18846 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18847 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18848 * c-common.c (c_common_truthvalue_conversion): Likewise.
18849 * tree-object-size.c (compute_object_offset): Likewise.
18850 * tree-inline.c (estimate_num_insns_1): Likewise.
18851 * varasm.c (const_hash_1, compare_constant, copy_constant)
18852 (compute_reloc_for_constant, output_addressed_constants)
18853 (initializer_constant_valid_p): Likewise.
18854 * c-omp.c (check_omp_for_incr_expr): Likewise.
18855 * gimplify.c (gimplify_expr): Likewise.
18856 * c-typeck.c (c_finish_return): Likewise.
18857 * tree-vectorizer.c (supportable_widening_operation)
18858 (supportable_narrowing_operation): Likewise.
18859 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18860 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18861 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18862 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18863 (descr_info_loc): Likewise.
18864 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18865 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18866 (fold_unary): Likewise.
18867 * builtins.c (get_pointer_alignment): Likewise.
18868 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18869 (instantiate_parameters_1): Likewise.
18870 * tree.c (expr_align, stabilize_reference): Likewise.
18871 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18872 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18873 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18874 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18875 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18876 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18878 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18879 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18880 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18881 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18882 (forward_propagate_comparison)
18883 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18884 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18885 * emit-rtl.c (component_ref_for_mem_expr)
18886 (set_mem_attributes_minus_bitpos): Likewise.
18887 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18888 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18890 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18891 (build_function_call, pointer_diff, build_compound_expr)
18892 (c_finish_return): Likewise.
18893 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18894 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18896 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18897 * expr.c (is_aligning_offset): Likewise.
18898 * tree-ssa-alias.c (is_escape_site): Likewise.
18899 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18900 (check_all_va_list_escapes): Likewise.
18901 * tree-ssa-loop-ivopts.c (determine_base_object)
18902 (determine_common_wider_type): Likewise.
18903 * dojump.c (do_jump): Likewise.
18904 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18905 * tree-gimple.c (is_gimple_cast): Likewise.
18906 * fold-const.c (decode_field_reference, )
18907 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18908 (fold_binary): Likewise.
18909 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18910 (already_warned_in_frontend_p): Likewise.
18911 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18912 * tree.c (really_constant_p, get_unwidened): Likewise.
18913 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18914 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18915 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18917 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18919 (CONVERT_EXPR_P): Define.
18920 (CASE_CONVERT): Define.
18922 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18924 PR middle-end/36117
18925 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18926 (delete_unmarked_insns): When deleting a call, call
18927 delete_unreachable_blocks.
18928 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18929 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18931 2008-05-08 Richard Guenther <rguenther@suse.de>
18933 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18934 (-ftree-salias): Likewise.
18935 (salias-max-implicit-fields): Remove param documentation.
18936 (salias-max-array-elements): Likewise.
18937 * tree-pass.h (pass_create_structure_vars): Remove.
18938 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18939 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18940 * tree-ssa-alias.c (create_structure_vars): Remove.
18941 (gate_structure_vars): Likewise.
18942 (pass_create_structure_vars): Likewise.
18943 (gate_build_alias): Likewise.
18944 (pass_build_alias): Adjust to run always and dump the function.
18945 * common.opt (ftree-salias): Hide.
18946 * passes.c (init_optimization_passes): Remove
18947 pass_create_structure_vars, adjust comment.
18948 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18949 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18950 * opts.c (decode_options): Do not set flag_tree_salias.
18951 (common_handle_option): Add OPT_ftree_salias to the backward
18952 compatibility section.
18954 2008-05-08 Richard Guenther <rguenther@suse.de>
18956 * tree-flow-inline.h (var_can_have_subvars): Move ...
18957 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18958 * tree-flow.h (var_can_have_subvars): Remove.
18959 (push_fields_onto_fieldstack): Remove.
18960 (sort_fieldstack): Likewise.
18961 (struct fieldoff): Move ...
18962 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18963 alias_set and base_for_components fields.
18964 (sort_fieldstack): Make static.
18965 (push_fields_onto_fieldstack): Likewise. Remove code that
18966 handles anything but RECORD_TYPEs. Remove alias_set and
18967 base_for_components handling.
18968 (create_variable_info_for): Adjust.
18970 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18972 * common.opt (Wframe-larger-than=): Shorten the help message
18974 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18976 2008-05-08 Rafael Espíndola <espindola@google.com>
18978 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18980 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18981 trap and that both operands are gimple values.
18982 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18983 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18986 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18988 * read-rtl.c (join_c_conditions): Return the first string if the
18989 two strings are equal.
18991 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18993 * gensupport.h (pred_data): Add a "num_codes" field.
18994 (add_predicate_code): Declare.
18995 * gensupport.c (add_predicate_code): New function.
18996 (std_pred_table): Add an "allows_const_p" field.
18997 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18998 Remove the (incomplete) list of such codes from the codes field.
18999 (init_predicate_table): Use add_predicate_code. Add all
19000 RTX_CONST_OBJs if allows_const_p is true.
19001 * genrecog.c (process_define_predicate): Use add_predicate_code.
19003 2008-05-08 David Daney <ddaney@avtrex.com>
19004 Richard Sandiford <rsandifo@nildram.co.uk>
19006 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19007 special case of constant zero operands.
19008 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19009 old and new values. Special case constant zero values.
19010 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19012 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19013 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19015 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19018 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19019 similar RTX_CONST_OBJ before CONST_INT.
19021 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19023 * stmt.c (expand_stack_restore): Change sa mode if needed.
19025 2008-05-08 Richard Guenther <rguenther@suse.de>
19027 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19028 return type to bool.
19029 (ix86_sol10_return_in_memory): Likewise.
19030 (ix86_i386elf_return_in_memory): Likewise.
19031 (ix86_i386interix_return_in_memory): Likewise.
19032 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19033 (ix86_sol10_return_in_memory): Likewise.
19034 (ix86_i386elf_return_in_memory): Likewise.
19035 (ix86_i386interix_return_in_memory): Likewise.
19037 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19040 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19042 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19043 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19046 2008-05-08 Richard Guenther <rguenther@suse.de>
19048 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19049 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19050 (DR_SUBVARS): Remove.
19051 * tree-dfa.c (dump_subvars_for): Remove.
19052 (debug_subvars_for): Likewise.
19053 (dump_variable): Do not dump subvars.
19054 (remove_referenced_var): Do not remove subvars.
19055 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19056 (lookup_subvars_for_var): Remove.
19057 (get_subvars_for_var): Likewise.
19058 (get_subvars_at): Likewise.
19059 (get_first_overlapping_subvar): Likewise.
19060 (overlap_subvar): Likewise.
19061 * tree-flow.h (subvar_t): Remove.
19062 (struct var_ann_d): Remove subvars field.
19063 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19064 argument. Remove special handling of SFTs.
19065 (compute_tag_properties): Likewise.
19066 (set_initial_properties): Likewise.
19067 (compute_call_clobbered): Likewise.
19068 (count_mem_refs): Likewise.
19069 (compute_memory_partitions): Likewise.
19070 (compute_flow_insensitive_aliasing): Likewise.
19071 (setup_pointers_and_addressables): Likewise.
19072 (new_type_alias): Likewise.
19073 (struct used_part): Remove.
19074 (used_portions): Likewise.
19075 (struct used_part_map): Likewise.
19076 (used_part_map_eq): Likewise.
19077 (used_part_map_hash): Likewise.
19078 (free_used_part_map): Likewise.
19079 (up_lookup): Likewise.
19080 (up_insert): Likewise.
19081 (get_or_create_used_part_for): Likewise.
19082 (create_sft): Likewise.
19083 (create_overlap_variables_for): Likewise.
19084 (find_used_portions): Likewise.
19085 (create_structure_vars): Likewise.
19086 * tree.def (STRUCT_FIELD_TAG): Remove.
19087 * tree.h (MTAG_P): Adjust.
19088 (struct tree_memory_tag): Remove base_for_components and
19089 unpartitionable flags.
19090 (struct tree_struct_field_tag): Remove.
19091 (SFT_PARENT_VAR): Likewise.
19092 (SFT_OFFSET): Likewise.
19093 (SFT_SIZE): Likewise.
19094 (SFT_NONADDRESSABLE_P): Likewise.
19095 (SFT_ALIAS_SET): Likewise.
19096 (SFT_UNPARTITIONABLE_P): Likewise.
19097 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19098 (union tree_node): Remove sft field.
19099 * alias.c (get_alias_set): Remove special handling of SFTs.
19100 * print-tree.c (print_node): Remove handling of SFTs.
19101 * tree-dump.c (dequeue_and_dump): Likewise.
19102 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19103 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19104 * tree-predcom.c (set_alias_info): Do not set subvars.
19105 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19106 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19107 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19108 (add_vars_for_offset): Remove.
19109 (add_virtual_operand): Remove special handling of SFTs.
19110 (add_call_clobber_ops): Likewise.
19111 (add_call_read_ops): Likewise.
19112 (get_asm_expr_operands): Likewise.
19113 (get_modify_stmt_operands): Likewise.
19114 (get_expr_operands): Likewise.
19115 (add_to_addressable_set): Likewise.
19116 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19117 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19118 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19119 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19120 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19121 (tree_node_structure): Likewise.
19122 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19124 (find_what_p_points_to): Likewise.
19126 2008-05-08 Sa Liu <saliu@de.ibm.com>
19128 * config/spu/spu.md: Fixed subti3 pattern.
19130 2008-05-08 Richard Guenther <rguenther@suse.de>
19132 PR middle-end/36154
19133 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19134 sure to create a representative for trailing arrays for PTA.
19136 2008-05-08 Richard Guenther <rguenther@suse.de>
19138 PR middle-end/36172
19139 * fold-const.c (operand_equal_p): Two objects which types
19140 differ in pointerness are not equal.
19142 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19144 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19145 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19146 (emit_library_call_value_1): Add new variable fndecl initialized by
19147 NULL_TREE. It should be the decl type of orgfun, but this information
19148 seems not to be available here, so it uses the default calling abi.
19149 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19150 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19151 by TARGET_RETURN_IN_MEMORY.
19152 * config/i386/i386-interix.h: Likewise.
19153 * config/i386/i386.h: Likewise.
19154 * config/i386/i386elf.h: Likewise.
19155 * config/i386/ptx4-i.h: Likewise.
19156 * config/i386/sol2-10.h: Likewise.
19157 * config/i386/sysv4.h: Likewise.
19158 * config/i386/vx-common.h: Likewise.
19159 * config/cris/cris.h: Removed #if 0 clause.
19160 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19161 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19163 (ix86_sol10_return_in_memory): Likewise.
19164 (ix86_i386elf_return_in_memory): New.
19165 (ix86_i386interix_return_in_memory): New.
19166 * config/mt/mt-protos.h (mt_return_in_memory): New.
19167 * config/mt/mt.c: Likewise.
19168 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19169 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19170 * config/bfin/bfin.h: Likewise.
19171 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19173 * config/bfin/bfin.c: Likewise.
19174 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19175 * config/alpha/unicosmk.h: Likewise.
19176 * config/i386/cygming.h: Likewise.
19177 * config/iq2000/iq2000.h: Likewise.
19178 * config/mips/mips.h: Likewise.
19179 * config/mn10300/mn10300.h: Likewise.
19180 * config/rs6000/rs6000.h: Likewise.
19181 * config/score/score.h: Likewise.
19182 * config/spu/spu.h: Likewise.
19183 * config/v850/v850.h: Likewise.
19184 * defaults.h: Likewise.
19185 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19186 * expr.c (emit_block_move): Adjust use of
19187 OUTGOING_REG_PARM_STACK_SPACE.
19188 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19189 OUTGOING_REG_PARM_STACK_SPACE.
19190 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19192 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19194 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19195 on OMP_RETURN for OMP_FOR.
19198 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19199 (fortran_common): New function.
19200 (gen_variable_die): Call fortran_common instead of common_check,
19201 adjust for it returning tree instead of rtx. Formatting.
19203 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19207 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19208 * c-decl.c (merge_decls): Ditto.
19209 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19210 to RTL_CONST_OR_PURE_CALL_P.
19211 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19212 Initialized DECL_LOOPING_CONST_PURE.
19213 (process_call_operands): Set tree_side_effects properly.
19214 * tree.h (TREE_READONLY_DECL_P): Removed.
19215 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19216 (DECL_LOOPING_OR_CONST_P): New macro.
19217 (struct tree_function_decl): Added looping_const_or_pure_p.
19218 (ECF_*) Renumbered.
19219 (ECF_LOOPING_OR_CONST_P): New macro.
19220 * rtlanal.c (pure_const_p): Removed.
19221 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19222 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19223 to RTL_CONST_CALL_P.
19224 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19225 (check_decl, check_tree, check_call, scan_function): Initialize
19227 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19228 (static_execute): Set looping true for recursive functions.
19229 Undo setting state to IPA_NEITHER for recursive functions.
19230 * cse.c (cse_insn):
19231 * ifcvt.c (noce_can_store_speculate_p): Changed
19232 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19233 RTL_CONST_OR_PURE_CALL_P.
19234 * dse.c (scan_insn): Ditto.
19235 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19236 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19237 RTL_CONST_OR_PURE_CALL_P.
19238 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19239 pure_call_p to RTL_CONST_CALL_P.
19240 * gimplify.c (gimplify_call_expr): Clear side effects for
19241 non-looping pure and constant calls.
19242 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19243 (flags_from_decl_or_type): Set ecf flags from decl flags.
19244 (initialize_argument_information): Turn off
19245 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19246 Change const to pure if callee_copies is true rather than just
19248 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19249 way of marking pure calls.
19250 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19251 Remove hack that was supposed to fix pr7335 and remove old
19252 way of marking pure calls.
19253 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19254 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19255 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19256 RTL_CONST_OR_PURE_CALL_P.
19257 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19258 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19259 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19260 * sched-deps.c (schedule_analyze): Ditto.
19261 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19262 return_val field of calls to represent pure and const function info.
19263 (CONST_OR_PURE_CALL_P): Deleted macro.
19264 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19265 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19266 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19268 * tree-optimize.c (execute_fixup_cfg): Added test for
19269 ECF_LOOPING_CONST_OR_PURE.
19270 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19272 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19273 effects for looping pure or const calls.
19274 (verify_gimple_expr): Added verification code.
19275 * config/alpha/alpha.c (alpha_legitimize_address,
19276 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19278 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19279 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19280 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19281 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19282 RTL_CONST_OR_PURE_CALL_P.
19283 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19284 and const calls to be deleted.
19286 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19289 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19290 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19291 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19292 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19293 to handle nonimmediate operands.
19294 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19295 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19296 to handle nonimmediate operands.
19297 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19298 (mmx_pmulhrwv4hi3): New expander. Use
19299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19300 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19301 (sse2_umulv1siv1di3): New expander. Use
19302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19303 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19304 (mmx_eq<mode>3): New expander. Use
19305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19306 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19307 (mmx_uavgv8qi3): New expander. Use
19308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19309 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19310 (mmx_uavgv4hi3): New expander. Use
19311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19313 * config/i386/sse.md
19314 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19315 to handle nonimmediate operands.
19316 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19317 to handle nonimmediate operands.
19318 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19319 to handle nonimmediate operands.
19320 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19321 to handle nonimmediate operands.
19322 (sse2_unpckhpd_exp): New expander. Use
19323 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19324 (sse2_unpcklpd_exp): New expander. Use
19325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19326 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19327 to handle nonimmediate operands.
19328 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19329 to handle nonimmediate operands.
19330 (*sse2_<plusminus_insn><mode>3): Rename from
19331 sse2_<plusminus_insn><mode>3 insn pattern.
19332 (sse2_<plusminus_insn><mode>3): New expander. Use
19333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19334 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19335 (sse2_umulv2siv2di3): New expander. Use
19336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19337 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19338 (sse4_1_mulv2siv2di3): New expander. Use
19339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19340 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19341 (sse2_pmaddwd): New expander. Use
19342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19343 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19344 (sse2_eq<mode>3): New expander. Use
19345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19346 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19347 (sse4_1_eqv2di3): New expander. Use
19348 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19349 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19350 (sse2_uavgv16qi3): New expander. Use
19351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19352 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19353 (sse2_uavgv16qi3): New expander. Use
19354 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19355 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19356 (sse2_uavgv8hi3): New expander. Use
19357 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19358 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19359 (ssse3_pmulhrswv8hi3): New expander. Use
19360 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19361 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19362 (ssse3_pmulhrswv4hi3): New expander. Use
19363 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19365 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19366 (<sse>_vmmul<mode>3): Ditto.
19367 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19369 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19370 (ssse3_pmaddubsw): Ditto.
19372 * config/i386/i386.c (struct_builtin_description)
19373 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19374 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19375 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19376 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19377 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19378 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19379 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19380 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19381 (ix86_fixup_binary_operands): Assert that src1
19382 and src2 must have the same mode when swapped.
19383 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19384 and ix86_binary_operator_ok. Do not force operands in registers
19387 2008-05-07 Jan Hubicka <jh@suse.cz>
19389 * cgraph.c (dump_cgraph_node): Update.
19390 * cgraph.h (cgraph_local_info): Break out inline summary.
19391 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19393 * ipa-inline (inline_summary): New accestor function.
19394 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19395 cgraph_decide_inlining, compute_inline_parameters): Update.
19396 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19398 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19400 Cleanup ColdFire scheduling support and add V4 pipeline model.
19402 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19403 (define_attr cpu): Add cfv4 value.
19404 (define_attr type, define_attr type1): Merge into a single 'type'
19405 attribute. Update all uses.
19406 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19407 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19409 (define_attr opx_mem, define_attr opy_mem): Remove.
19410 (define_attr op_mem): Clean up, update comment.
19411 (define_attr size): Use specific values instead of general int.
19412 (define_attr guess, define_attr split): Remove. Update all uses.
19413 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19414 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19415 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19416 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19417 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19418 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19419 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19420 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19421 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19422 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19423 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19424 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19425 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19426 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19427 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19428 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19429 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19430 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19431 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19432 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19433 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19434 Update or set attributes.
19435 (stack_tie): New fake instruction.
19437 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19438 (m68k_sched_attr_size): Update declaration.
19439 (m68k_sched_attr_type2): Remove.
19440 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19441 Declare new bypass predicates.
19443 * config/m68k/m68k.c (m68k_sched_issue_rate,
19444 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19446 (TARGET_SCHED_ISSUE_RATE,
19447 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19448 (override_options): Handle scheduling for ColdFire V4 core.
19449 (m68k_expand_prologue): Emit stack_tie.
19450 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19451 'OP_TYPE_FPN'. Update all uses.
19452 (sched_guess_p): Remove.
19453 (sched_address_type): Handle symbolic addresses.
19454 (sched_get_operand): New static function.
19455 (sched_operand_type): Merge into sched_attr_op_type.
19456 (sched_attr_op_type): Handle FP registers, handle quick constants,
19458 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19459 (m68k_sched_attr_size): Update. Move logic to ...
19460 (sched_get_attr_size_int): New static function.
19461 (sched_get_opxy_mem_type): New static function.
19462 (m68k_sched_attr_op_mem): Update.
19463 (m68k_sched_attr_type2): Remove.
19464 (sched_cfv4_bypass_data): New static variable.
19465 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19466 (m68k_sched_issue_rate): Implement scheduler hook.
19467 (struct _sched_ib: enabled_p): New field.
19468 (m68k_sched_variable_issue): Update. Handle V4.
19469 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19470 sched_dump_class_func_t, sched_dump_split_class,
19471 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19472 sched_dump_dfa_class, m68k_sched_dump): Remove.
19473 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19475 (m68k_sched_init_global): Remove statisctics dumping, introduce
19476 sanity check that all instructions have pipeline reservations. Handle
19478 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19479 Handle ColdFire V4 core.
19480 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19481 New static functions.
19482 (m68k_sched_address_bypass_p): New bypass predicate.
19483 (sched_get_indexed_address_scale): New static function.
19484 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19486 * cf.md: Update comments.
19487 (define_attr type2): Remove. Use 'type' attribute instead.
19489 (cf_ib): Rename to cfv123_ib. Update all uses.
19490 (cf_oep): Rename to cfv123_oep. Update all uses.
19491 (cf_chr): Rename to cfv123_chr. Update all uses.
19492 (cf_mem): Rename to cfv123_mem. Update all uses.
19493 (cf_mac): Move to more appropriate place.
19494 (cfv123_guess): New automaton and cpu_unit.
19495 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19496 Update uses of 'size' attribute. Handle before reload scheduling.
19497 (cfv123_guess): New dummy reservation for unhandled instructions.
19498 (cfv4_*): Pipeline description of ColdFire V4 core.
19499 (ignore): New reservation to handle 'ignore' type.
19501 2008-05-07 Ian Lance Taylor <iant@google.com>
19503 PR middle-end/36013
19504 * gimplify.c (find_single_pointer_decl_1): Don't look through
19506 (find_single_pointer_decl): Adjust comments.
19508 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19510 PR middle-end/36137
19511 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19512 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19514 PR middle-end/36106
19515 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19516 integral type rather than floating point, then VIEW_CONVERT_EXPR
19517 to the floating point type.
19519 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19521 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19522 TFmode op0 to register.
19524 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19526 * c-decl.c (grokdeclarator): Comment typo.
19528 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19530 * tree-flow.h: Remove prototype for computed_goto_p.
19531 * tree-cfg.c (computed_goto_p): Make static.
19533 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19536 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19537 (contains_aligned_value_p): This. Handle _Decimal128.
19538 (ix86_function_arg_boundary): Only align _Decimal128 to its
19539 natural boundary and handle it properly.
19541 2008-05-06 Martin Jambor <mjambor@suse.cz>
19543 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19544 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19545 (ipcp_method_set_orig_node): Removed.
19546 (ipcp_cval_get_cvalue_type): Removed.
19547 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19548 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19549 (ipcp_cval_set_cvalue_type): Removed.
19550 (ipcp_cval_get_cvalue): Removed.
19551 (ipcp_cval_set_cvalue): Removed.
19552 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19553 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19554 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19555 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19556 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19557 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19558 (ipcp_get_ith_lattice): Changed parameters.
19559 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19560 (ipcp_lattice_from_jfunc): Changed parameters.
19561 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19562 (ipcp_method_cval_print): Added temporary variable info.
19563 (ipcp_redirect): Removed already unused local variable caller.
19564 (ipcp_redirect): New temporary variable orig_callee_info
19565 (ipcp_redirect): Removed newly unused local variable callee.
19566 (ipcp_redirect): Removed (a bit confusing) local variable type.
19567 (ipcp_insert_stage): Added local variable info.
19568 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19570 (ipcp_formal_create): Removed.
19571 (ipcp_method_cval_set): Removed.
19572 (ipcp_propagate_stage): Renamed lattice variables.
19573 (ipcp_method_cval_set_cvalue_type): Removed.
19574 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19575 (ipcp_print_all_lattices): Changed printed strings to refer to
19576 lattices rather than cvals.
19577 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19578 (ipcp_propagate_const): Changed formal parameters.
19579 (build_const_val): Changed formal parameters.
19580 (ipcp_insert_stage): Removed useless variable cvalue
19581 (build_const_val): Changed formal parameters.
19582 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19583 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19584 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19585 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19586 (ipcp_print_func_profile_counts): Changed string from "method" to
19588 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19589 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19590 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19591 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19592 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19593 (ipcp_lat_is_const): Changed parameters and made inline.
19594 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19595 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19596 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19597 the predicate condition directly
19598 (ipcp_propagate_stage): Added local variable args. Removed local
19599 variable callee. (Both are mere code simplifications.)
19600 (ipcp_method_dont_insert_const): Renamed to
19601 ipcp_node_not_modifiable_p.
19602 (ipcp_node_not_modifiable_p): Made inline.
19603 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19604 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19605 (ipcp_print_all_lattices): Removed variable cvalue
19606 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19609 2008-05-06 Olivier Hainque <hainque@adacore.com>
19611 * tree-sra.c (try_instantiate_multiple_fields): Early return
19612 if field has POINTER_TYPE.
19614 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19616 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19617 by using 'q' specifier for instruction.
19618 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19620 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19622 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19623 Change mode of zero_extract from QImode to HImode.
19624 (sign bit tests peepholes): (Ditto.).
19626 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19628 * config/i386/mmx.md: Remove double backslashes from asm templates.
19629 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19630 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19631 to handle nonimmediate operands.
19632 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19633 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19634 to handle nonimmediate operands.
19635 (*mmx_<code>v2sf3_finite): New insn pattern.
19636 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19637 (mmx_<code>v2sf3): New expander. Use
19638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19639 (mmx_<plusminus_insn><mode>3): New expander. Use
19640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19641 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19642 (mmx_add<mode>3): Removed.
19643 (mmx_ssadd<mode>3): Ditto.
19644 (mmx_usadd<mode>3): Ditto.
19645 (mmx_sub<mode>3): Ditto.
19646 (mmx_sssub<mode>3): Ditto.
19647 (mmx_ussub<mode>3): Ditto.
19648 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19649 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19650 to handle nonimmediate operands.
19651 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19653 (mmx_smulv4hi3_highpart): New expander. Use
19654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19655 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19657 (mmx_umulv4hi3_highpart): New expander. Use
19658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19659 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19660 (mmx_<code>v4hi3): New expander. Use
19661 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19662 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19663 (mmx_<code>v8qi3): New expander. Use
19664 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19665 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19666 (mmx_<code><mode>3): New expander. Use
19667 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19669 2008-05-05 Jan Hubicka <jh@suse.cz>
19671 PR tree-optimization/36118
19672 * passes.c (pass_init_dump_file): Fix dump header.
19674 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19676 PR middle-end/36141
19677 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19678 VCE for function decls.
19680 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19682 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19684 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19686 * config/i386/i386.md (sat_plusminus): New.
19687 (plusminus_insn): Likewise.
19688 (plusminus_mnemonic): Likewise.
19690 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19691 (*<addsub><mode>3_cc_overflow): Renamed to ...
19692 (*<plusminus_insn><mode>3_cc_overflow): This.
19693 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19694 (*<plusminus_insn>si3_zext_cc_overflow): This.
19696 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19697 (<plusminus_insn><mode>3): This.
19698 (*<addsub><mode>3): Renamed to ...
19699 (*<plusminus_insn><mode>3): This.
19700 (<sse>_vm<addsub><mode>3): Renamed to ...
19701 (<sse>_vm<plusminus_insn><mode>3): This.
19702 (sse3_h<addsub>v4sf3): Renamed to ...
19703 (sse3_h<plusminus_insn>v4sf3): This.
19704 (sse3_h<addsub>v2df3): Renamed to ...
19705 (sse3_h<plusminus_insn>v2df3): This.
19706 (<plusminus_insn><mode>3): New.
19707 (*<plusminus_insn><mode>3): Likewise.
19708 (sse2_<plusminus_insn><mode>3): Likewise.
19709 (add<mode>): Removed.
19710 (*add<mode>3): Likewise.
19711 (sse2_ssadd<mode>3): Likewise.
19712 (sse2_usadd<mode>3): Likewise.
19713 (sub<mode>3): Likewise.
19714 (*sub<mode>3): Likewise.
19715 (sse2_sssub<mode>3): Likewise.
19716 (sse2_ussub<mode>3): Likewise.
19718 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19720 * gthr-single.h: Add in required interface elements as per gthr.h.
19721 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19722 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19723 Generalize UNUSED macro.
19724 (__gthread_once): Add.
19725 (__gthread_key_create): Add.
19726 (__gthread_key_delete): Add.
19727 (__gthread_getspecific): Add.
19728 (__gthread_setspecific): Add.
19730 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19732 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19733 the same size types for the indirect reference on the rhs, then
19736 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19738 * config/i386/i386.md
19739 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19740 one insn template instead of template series.
19741 (*xordi_1_rex64): Ditto.
19742 (*xordi_2_rex64): Ditto.
19744 2008-05-05 Ira Rosen <irar@il.ibm.com>
19746 PR tree-optimization/36119
19747 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19750 2008-06-04 Jan Hubicka <jh@suse.cz>
19752 tree-optimization/36100
19753 * tree-pass.h (pass_O0_always_inline): Declare.
19754 * ipa-inline.c (inline_transform): Remove dead code.
19755 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19756 pass_O0_always_inline): New.
19757 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19759 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19761 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19762 mnemonic in this_param move for TARGET_64BIT.
19764 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19766 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19767 (*strmovsi_rex_1): Ditto.
19768 (*strsetsi_1): Ditto.
19769 (*strsetsi_rex_1): Ditto.
19771 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19772 adddicc expanders using SWI mode iterator.
19774 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19777 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19780 2008-05-04 David S. Miller <davem@davemloft.net>
19782 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19783 (sparc*-*-linux*): Use linux.h in tm_file.
19784 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19785 compiler defaulting to 32-bit.
19786 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19788 * config/sparc/linux.h: Remove definitions now obtained
19789 properly from linux.h
19790 * config/sparc/linux64.h: Likewise.
19791 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19792 don't want this setting for 32-bit builds in a biarch compiler.
19793 * doc/install.texi: Add sparc-linux to list of targets
19794 supporting --enable-targets=all.
19796 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19798 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19800 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19802 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19803 after V4SI_FTYPE_V8HI.
19804 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19805 case V4SI_FTYPE_V2DF.
19807 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19809 * doc/invoke.texi (max-flow-memory-locations): Removed.
19810 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19812 2008-05-03 Richard Guenther <rguenther@suse.de>
19814 PR middle-end/34973
19815 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19817 2008-05-02 David S. Miller <davem@davemloft.net>
19819 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19821 2008-05-02 Simon Baldwin <simonb@google.com>
19824 * c-common.h (warn_array_subscript_range): Removed.
19825 * c-common.c (warn_array_subscript_range): Ditto.
19826 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19827 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19829 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19831 * config/i386/i386.c (ix86_special_builtin_type): New.
19832 (bdesc_special_args): Likewise.
19833 (ix86_expand_special_args_builtin): Likewise.
19834 (ix86_init_mmx_sse_builtins): Updated.
19835 (ix86_expand_builtin): Updated.
19836 (ix86_expand_store_builtin): Removed.
19837 (ix86_expand_unop_builtin): Likewise.
19839 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19840 * config/i386/mmintrin.h (__v2sf): Here.
19842 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19844 (_mm_loadl_pi): Likewise.
19845 (_mm_storeh_pi): Replace __v2si with __v2sf.
19846 (_mm_storel_pi): Likewise.
19848 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19849 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19850 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19851 __builtin_ia32_loadlpd.
19853 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19855 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19856 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19857 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19858 (ix86_init_mmx_sse_builtins): Updated.
19859 (ix86_expand_args_builtin): Likewise.
19860 (ix86_expand_builtin): Likewise.
19861 (ix86_expand_unop1_builtin): Renamed to ...
19862 (ix86_expand_unop_vec_merge_builtin): This.
19864 2008-05-01 Jan Hubicka <jh@suse.cz>
19867 * ipa-inline.c (inline_generate_summary): Make static.
19868 (inline_transform): Do not call inlining at -O0; make static.
19869 * passes.c (execute_todo): Add sanity check.
19870 (execute_one_ipa_transform_pass): Execute proper flags.
19872 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19874 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19875 (DECL_NONADDRESSABLE_P): Likewise.
19876 * alias.c (record_component_aliases): Fix comment.
19878 2008-05-01 Simon Baldwin <simonb@google.com>
19880 * c-common.h (warn_array_subscript_range): New function.
19881 * c-common.c (warn_array_subscript_range): Ditto.
19882 * tree-vrp.c (check_array_ref): Corrected code to agree with
19883 comment, ignoring only arrays of size 0 or size 1.
19884 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19886 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19888 * config/i386/i386.c (ix86_builtin_type): Replace
19889 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19890 (bdesc_args): Updated.
19891 (ix86_init_mmx_sse_builtins): Likewise.
19892 (ix86_expand_args_builtin): Likewise.
19894 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19897 * doc/extend.texi: Correct __builtin_ia32_palignr.
19899 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19902 * config/i386/i386.c (bdesc_crc32): Removed.
19903 (ix86_expand_crc32): Likewise.
19904 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19905 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19906 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19907 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19908 UINT_FTYPE_UINT_UCHAR.
19909 (bdesc_args): Updated. Add crc32 builtins.
19910 (ix86_init_mmx_sse_builtins): Updated.
19911 (ix86_expand_args_builtin): Updated to support subreg.
19913 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19915 2008-05-01 Jan Hubicka <jh@suse.cz>
19917 * tree-pass.h (opt_pass): Add IPA_PASS.
19918 (varpool_node, cgraph_node): Forward declare.
19919 (ipa_opt_pass): Define.
19920 (pass_ipa_inline): Turn into ipa_opt_pass.
19921 (pass_apply_inline): Remove.
19922 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19923 (apply_inline): Turn into ....
19924 (inline_transform): ... this one.
19925 (inline_generate_summary): New function.
19926 (pass_apply_inline): Remove.
19927 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19929 (struct function): Add ipa_transforms_to_apply.
19930 * passes.c (register_one_dump_file): Work on IPA_PASS.
19931 (init_optimization_passes): Remove pass_inline_parameters and
19933 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19934 (execute_one_pass) ... here; apply transforms when possible.
19935 (add_ipa_transform_pass, execute_ipa_summary_asses,
19936 execute_one_ipa_transform_pass): New.
19937 (execute_ipa_pass_list): Update for IPA_PASS type.
19939 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19941 * config/i386/i386.c (ix86_builtin_type): Add
19942 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19943 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19944 (bdesc_args): Add SSE4a builtins.
19945 (ix86_init_mmx_sse_builtins): Updated.
19946 (ix86_expand_args_builtin): Likewise.
19947 (ix86_expand_builtin): Likewise.
19949 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19951 * config/i386/i386.c (ix86_builtin_type): Add
19952 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19953 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19954 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19955 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19956 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19957 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19958 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19959 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19960 and DI_FTYPE_DI_DI_INT.
19961 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19962 (ix86_init_mmx_sse_builtins): Updated.
19963 (ix86_expand_args_builtin): Likewise.
19964 (ix86_expand_builtin): Likewise.
19965 (ix86_expand_binop_imm_builtin): Removed.
19967 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19969 2008-04-30 Richard Guenther <rguenther@suse.de>
19971 PR tree-optimization/32921
19972 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19974 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19976 * config/arm/arm.c (arm_unwind_emit): Use
19977 crtl->all_throwers_are_sibcalls instead of
19978 cfun->all_throwers_are_sibcalls.
19979 (arm_output_fn_unwind): Likewise.
19980 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19981 instead of cfun->uses_pic_offset_table.
19982 (frv_expand_prologue): Likewise.
19983 (frv_frame_pointer_required): Likewise.
19984 (frv_expand_fdpic_call): Likewise.
19985 (frv_emit_movsi): Likewise.
19986 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19987 cfun->returns_pcc_struct instead of
19988 current_function_returns_pcc_struct.
19989 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19990 instead of cfun->calls_eh_return.
19991 (m32c_pushm_popm): Likewise.
19992 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19993 "extern" declaration.
19995 2008-04-30 Richard Guenther <rguenther@suse.de>
19997 PR tree-optimization/21636
19998 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20000 (evaluate_stmt): Print the likely value.
20001 (ccp_visit_stmt): Avoid excessive vertical spacing.
20003 2008-04-30 Rafael Espíndola <espindola@google.com>
20005 * builtins.c (fold_call_expr): Return realret.
20006 * tree-ssa-threadedge.c
20007 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20008 __builtin_object_size.
20010 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20012 * gcc.c (wrapper_string): New variable.
20013 (insert_wrapper): New function.
20014 (execute): New option -wrapper.
20015 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20017 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20019 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20020 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20021 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20023 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20024 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20025 config/rs6000/e500crtres64gprctr.asm,
20026 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20027 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20028 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20029 config/rs6000/e500crtsav64gprctr.asm,
20030 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20031 config/rs6000/e500crtsavg64gprctr.asm: New files.
20032 * config/rs6000/t-ppccomm: Add build rules for new files.
20033 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20034 * config/rs6000/t-netbsd: Add build rules for new files.
20035 (LIB2FUNCS_STATIC_EXTRA): New variable.
20036 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20037 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20038 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20040 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20042 * config/i386/i386.c (ix86_builtin_type): Add
20043 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20044 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20045 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20046 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20047 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20048 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20049 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20050 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20051 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20052 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20053 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20054 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20055 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20056 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20057 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20058 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20059 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20060 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20061 V1DI_FTYPE_V2SI_V2SI.
20062 (bdesc_2arg): Moved to ...
20063 (bdesc_args): Here.
20064 (ix86_init_mmx_sse_builtins): Updated.
20065 (ix86_expand_args_builtin): Updated. Take a pointer
20066 to const struct builtin_description. Handle comparison
20068 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20069 (ix86_expand_builtin): Updated.
20071 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20072 (ssse3_pmaddubsw128): This.
20073 (ssse3_pmaddubswv4hi3): Renamed to ...
20074 (ssse3_pmaddubsw): This.
20076 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20077 (__builtin_ia32_packssdw128): Likewise.
20078 (__builtin_ia32_packuswb128): Likewise.
20079 (__builtin_ia32_pmaddubsw): Likewise.
20080 (__builtin_ia32_pmaddubsw128): Likewise.
20082 2008-04-30 Richard Guenther <rguenther@suse.de>
20084 PR tree-optimization/14847
20085 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20086 (recognize_bits_test): Use it.
20087 (recognize_single_bit_test): Likewise.
20089 2008-04-30 Martin Jambor <mjambor@suse.cz>
20091 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20092 instead of setting number of formal parameters to zero.
20093 (ipcp_init_stage): Do not set the number of actual parameters to zero
20095 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20096 which are called with variable number of arguments.
20097 (ipcp_insert_stage): Explicitely skipping all nodes which are
20098 called with variable number of arguments.
20099 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20100 number of parameters.
20102 * ipa-prop.h (struct ipa_node_params): Added flag
20103 called_with_var_arguments
20104 (ipa_set_param_count): Added. Changed sole setter to use it.
20105 (ipa_get_param_count): Added. All readers of param_count
20106 converted to use it instead.
20107 (ipa_set_called_with_variable_arg): Added.
20108 (ipa_is_called_with_var_arguments): Added.
20109 (ipa_get_ith_param): Added. All readers of param_decls converted
20111 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20113 (ipa_get_cs_argument_count): Added, all readers of argument_count
20115 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20118 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20119 (struct ipcp_lattice): Renamed cval_type to type
20120 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20122 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20123 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20124 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20125 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20126 (build_const_val): Changed the type of parameter cvalue to tree
20127 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20128 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20130 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20133 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20134 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20135 (ipa_add_method): Renamed to ipa_push_func_to_list
20136 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20137 (ipa_callsite_param_count): Removed.
20138 (ipa_callsite_param_count_set): Removed.
20139 (ipa_callsite_param): Removed.
20140 (ipa_callsite_callee): Removed.
20141 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20142 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20143 (ipa_method_formal_count): Removed.
20144 (ipa_method_formal_count_set): Removed.
20145 (ipa_method_get_tree): Removed.
20146 (ipa_method_tree_map_create): Removed.
20147 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20148 (ipa_create_param_decls_array): Creates the array itself
20149 (ipa_create_param_decls_array): Temporary variable info instead of
20150 a few dereferences.
20151 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20152 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20153 (get_type): Removed.
20154 (ipa_jf_get_info_type): Removed.
20155 (ipa_node_create): Renamed to ipa_create_node_params
20156 (ipa_free): Renamed to ipa_free_all_node_params
20157 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20158 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20159 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20160 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20161 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20162 ipa_free_all_edge_args
20163 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20164 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20165 (ipa_create_methodlist_node): Removed.
20166 (ipa_methodlist_method): Removed.
20167 (ipa_methodlist_method_set): Removed.
20168 (ipa_methodlist_next_method): Removed.
20169 (ipa_methodlist_next_method_set): Removed.
20170 (ipa_method_is_modified): Removed.
20171 (ipa_method_modify_create): Removed.
20172 (ipa_method_modify_init): Temporary variable info instead of a few
20174 (ipa_detect_param_modifications): Temporary variable info instead of
20175 a few dereferences.
20176 (ipa_compute_jump_functions): Temporary variable info instead of
20177 a few dereferences.
20178 (ipa_method_modify_set): Removed.
20179 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20180 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20181 than craph_node as the first parameter.
20182 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20183 (ipa_method_modify_init): Removed.
20184 (ipa_compute_jump_functions): Added a temp variable instead of
20185 repeatadly dereferencing the cgraph_edge.aux pointer
20186 (ipa_callsite_param_set_type): Removed.
20187 (ipa_compute_jump_functions): i renamed to index and moved to
20189 (ipa_callsite_param_set_info_type_formal): Removed.
20190 (ipa_callsite_param_set_info_type): Removed.
20191 (ipa_callsite_param_map_create): Removed.
20192 (ipa_callsite_tree): Removed.
20193 (ipa_callsite_caller): Removed.
20194 (ipa_pop_func_from_list): return_method removed to return_func
20196 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20197 prefixed all values with IPA_. Changed all users.
20198 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20199 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20200 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20201 (union parameter_info): Renamed to jump_func_value.
20202 (union jump_func_value): Renamed value to constant
20203 (struct ipa_jump_func): Renamed info_type to value
20204 (struct ipa_node): Renamed to ipa_node_params
20205 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20206 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20207 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20208 (struct ipa_edge): Renamed to ipa_edge_args
20209 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20210 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20211 (struct ipa_methodlist): Renamed to ipa_func_list
20212 (struct ipa_func_list): method_p renamed to node, next_method
20214 (ipa_methodlist_p): Removed, switched all users to struct pointer
20215 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20217 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20219 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20220 (rs6000_emit_epilogue): Use backchain to restore only when we
20221 have a large frame. Make use of frame pointer to restore if we
20222 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20224 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20226 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20227 Add mode to zero_extract.
20228 (sign bit tests peepholes): (Ditto.).
20230 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20232 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20233 Instructions in comments with SSE3.
20234 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20235 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20236 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20237 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20238 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20239 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20240 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20241 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20242 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20243 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20244 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20245 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20246 (bdesc_sse_args): Renamed to ...
20247 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20248 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20249 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20250 IX86_BUILTIN_FABSQ.
20251 (bdesc_1arg): Moved to ...
20252 (bdesc_args): Here.
20253 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20254 Instructions in comments with SSE3.
20255 (ix86_expand_sse_operands_builtin): Renamed to ...
20256 (ix86_expand_args_builtin): This. Updated.
20257 (ix86_expand_unop1_builtin): Update comments.
20258 (ix86_expand_builtin): Updated.
20260 2008-04-29 Richard Guenther <rguenther@suse.de>
20262 PR tree-optimization/36078
20263 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20264 Update virtual SSA form after cleaning up the CFG.
20266 2008-04-29 Richard Guenther <rguenther@suse.de>
20268 PR middle-end/15255
20269 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20271 2008-04-29 Richard Guenther <rguenther@suse.de>
20273 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20274 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20275 (compute_flow_insensitive_aliasing): Do not treat
20276 PTR_IS_REF_ALL pointers special.
20277 (get_smt_for): Likewise.
20278 (may_alias_p): Re-structure.
20279 (is_escape_site): A ref-all pointer conversion is not an escape site.
20280 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20281 PTR_IS_REF_ALL pointers special.
20282 * tree-ssa-structalias.h (struct alias_info): Remove
20283 ref_all_symbol_mem_tag field.
20284 (PTR_IS_REF_ALL): Remove.
20286 2008-04-29 Richard Guenther <rguenther@suse.de>
20288 PR middle-end/36077
20289 * fold-const.c (extract_muldiv_1): In combining division constants
20290 make sure to never overflow.
20292 2008-04-29 Nick Clifton <nickc@redhat.com>
20294 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20296 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20299 * optc-gen.awk: Work around HP-UX/IA awk bug.
20301 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20303 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20306 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20309 * config/i386/i386.md
20310 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20311 Change operand 1 predicate to nonimmediate_operand.
20313 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20316 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20318 * gengtype.c (walk_type, write_func_for_structure): Handle
20320 * doc/gty.texi: Document chain_circular.
20322 2008-04-28 Richard Guenther <rguenther@suse.de>
20324 PR tree-optimization/36066
20325 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20328 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20331 * config/i386/i386.md
20332 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20333 Use match_scratch instead of match_operand for operands 3 and 4.
20335 2008-04-27 Richard Guenther <rguenther@suse.de>
20337 PR tree-optimization/18754
20338 PR tree-optimization/34223
20339 * tree-pass.h (pass_complete_unrolli): Declare.
20340 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20341 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20342 Rewrite loop into loop closed SSA form if it is not already.
20343 (tree_unroll_loops_completely): Re-structure to iterate over
20344 innermost loops with intermediate CFG cleanups.
20345 Unroll outermost loops only if requested or the code does not grow
20347 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20348 loops are available.
20349 (tree_vectorize): Instead do so here.
20350 (tree_complete_unroll): Also unroll outermost loops.
20351 (tree_complete_unroll_inner): New function.
20352 (gate_tree_complete_unroll_inner): Likewise.
20353 (pass_complete_unrolli): New pass.
20354 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20355 uses outside of the loop.
20356 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20357 form if it is available.
20358 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20359 * passes.c (init_optimization_passes): Schedule complete inner
20360 loop unrolling pass before the first CCP pass after final inlining.
20362 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20364 * targhooks.h (default_emutls_var_fields,
20365 default_emutls_var_init): Declare.
20366 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20367 * target.h (struct gcc_target): Add struct emutls member.
20368 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20369 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20370 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20371 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20372 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20373 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20374 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20375 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20376 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20377 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20378 emit debug information.
20379 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20380 * varasm.c: Include targhooks.h.
20381 (emutls_object_section, emutls_tmpl_section): New.
20382 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20383 (EMUTLS_SEPARATOR): New.
20384 (prefix_name): New.
20385 (get_emutls_object_name): New.
20386 (default_emutls_var_fields): New, broken out of ...
20387 (get_emutls_object_type): ... here. Adjust to use target hooks.
20388 (get_emutls_init_templ_addr): Adjust to use target hooks.
20389 (emutls_decl): Adjust to use target hooks.
20390 (emutls_finish): Likewise.
20391 (default_emutls_var_init): New, broken out of ...
20392 (assemble_variable): ... here. Adjust to use target hooks.
20393 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20394 SECCAT_EMUTLS_TMPL.
20395 * c-common.c (handle_section_attribute): Prevent overriding
20396 sections for emulated tls with special sections.
20397 * config/i386/i386.c (x86_64_elf_select_section): Add
20398 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20399 (x86_64_elf_unique_section): Likewise.
20400 * config/vxworks.c: Include tree.h.
20401 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20402 (vxworks_override_options): Set TLS scheme.
20403 * doc/tm.texi (Emulated TLS): New node.
20405 2008-04-26 Simon Baldwin <simonb@google.com>
20408 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20409 with propagated string constants.
20411 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20413 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20414 constraint for operand 2 when operand 0 is memory operand.
20415 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20416 operand 0 is memory operand.
20417 (fix_trunc<mode>_i387_with_temp): Ditto.
20418 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20419 operand 2 when operand 1 is memory operand.
20420 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20421 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20422 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20423 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20424 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20425 operands 2,3 and 4 when operand 1 is memory operand.
20426 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20428 (fistdi2_floor_with_temp): Ditto.
20429 (fist<mode>2_floor_with_temp): Ditto.
20430 (fistdi2_ceil_with_temp): Ditto.
20431 (fist<mode>2_ceil_with_temp): Ditto.
20432 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20434 2008-04-26 David Daney <ddaney@avtrex.com>
20436 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20438 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20439 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20440 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20441 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20442 (compare_and_swap_12): New insn.
20443 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20444 * config/mips/mips.c (mips_force_binary): New function.
20445 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20446 (mips_expand_compare_and_swap_12): New function.
20447 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20449 2008-04-25 Jan Hubicka <jh@suse.cz>
20452 * cfgexpand.c (pass_expand): Turn into RTL pass.
20453 * passes.c (execute_one_pass): Do pass typechecking after execution.
20454 * tree-pass.h (pass_expand): Turn into RTL pass.
20456 * function.h (struct rtl_data): Move here fields
20457 accesses_prior_frames, calls_eh_return, saves_all_registers,
20458 has_nonlocal_goto, has_asm_statement, is_thunk,
20459 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20460 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20461 arg_pointer_save_area_init from struct function; turn into bool.
20462 (struct function): Move
20463 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20464 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20465 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20466 tail_call_emit, arg_pointer_save_area_init
20467 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20468 (current_function_returns_struct, current_function_returns_pcc_struct,
20469 current_function_calls_setjmp, current_function_calls_alloca,
20470 current_function_accesses_prior_frames,
20471 current_function_calls_eh_return, current_function_is_thunk,
20472 current_function_stdarg, current_function_profile,
20473 current_function_limit_stack, current_function_uses_pic_offset_table,
20474 current_function_uses_const_pool, current_function_has_nonlocal_label,
20475 current_function_saves_all_registers,
20476 current_function_has_nonlocal_goto,
20477 current_function_has_asm_statement): Remove accesor macros.
20478 * ra-conflict.c (global_conflicts): Update.
20479 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20480 (suitable_for_tail_call_opt_p): Update.
20481 * builtins.c (expand_builtin_return_addr): Update.
20482 (expand_builtin_setjmp_setup): Update.
20483 (expand_builtin_nonlocal_goto): Update.
20484 * final.c (final_start_function): Update.
20485 (profile_function): Update.
20486 (leaf_function_p): Update.
20487 (only_leaf_regs_used): Update.
20488 * df-scan.c (df_get_exit_block_use_set): Update.
20489 * dojump.c (clear_pending_stack_adjust): Update.
20490 * tree-stdarg.c (gate_optimize_stdarg): Update.
20491 * gimple-low.c (lower_function_body): Update.
20492 * global.c (compute_regsets): Update.
20493 (global_alloc): Update.
20494 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20495 * expr.c (expand_assignment): Update.
20496 * dse.c (dse_step0): Update.
20497 (dse_step1): Update.
20498 * c-decl.c (store_parm_decls): Update.
20499 * local-alloc.c (combine_regs): Update.
20500 (find_free_reg): Update.
20501 * function.c (assign_parms_augmented_arg_list): Update.
20502 (assign_parm_find_data_types): Update.
20503 (assign_parms): Update.
20504 (allocate_struct_function): Update.
20505 (expand_function_start): Update.
20506 (expand_function_end): Update.
20507 (get_arg_pointer_save_area): Update.
20508 (thread_prologue_and_epilogue_insns): Update.
20509 (rest_of_match_asm_constraints): Update.
20510 * stor-layout.c (variable_size): Update.
20511 * gcse.c (gcse_main): Update.
20512 (bypass_jumps): Update.
20513 * gimplify.c (gimplify_function_tree): Update.
20514 * calls.c (emit_call_1): Update.
20515 (expand_call): Update.
20516 * bt-load.c (compute_defs_uses_and_gen): Update.
20517 * except.c (sjlj_assign_call_site_values): Update.
20518 (sjlj_emit_function_enter): Update.
20519 (can_throw_external): Update.
20520 (set_nothrow_function_flags): Update.
20521 (expand_builtin_unwind_init): Update.
20522 (expand_eh_return): Update.
20523 (convert_to_eh_region_ranges): Update.
20524 (output_function_exception_table): Update.
20525 * emit-rtl.c (gen_tmp_stack_mem): Update.
20526 * cfgexpand.c (expand_used_vars): Update.
20527 (tree_expand_cfg): Update.
20528 * cfgcleanup.c (rest_of_handle_jump): Update.
20529 * explow.c (allocate_dynamic_stack_space): Update.
20530 * varasm.c (assemble_start_function): Update.
20531 (force_const_mem): Update.
20532 (mark_constant_pool): Update.
20533 * tree-optimize.c (tree_rest_of_compilation): Update.
20534 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20535 * tree-cfg.c (notice_special_calls): Update.
20536 (is_ctrl_altering_stmt): Update.
20537 (tree_can_make_abnormal_goto): Update.
20538 (tree_purge_dead_abnormal_call_edges): Update.
20539 * config/alpha/predicates.md: Update.
20540 * config/alpha/alpha.c (alpha_sa_mask): Update.
20541 (alpha_sa_size): Update.
20542 (alpha_does_function_need_gp): Update.
20543 (alpha_expand_prologue): Update.
20544 (alpha_start_function): Update.
20545 (alpha_output_function_end_prologue): Update.
20546 (alpha_expand_epilogue): Update.
20547 * config/frv/frv.c (frv_stack_info): Update.
20548 (frv_expand_epilogue): Update.
20549 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20550 (s390_register_info): Update.
20551 (s390_frame_info): Update.
20552 (s390_init_frame_layout): Update.
20553 (s390_can_eliminate): Update.
20554 (save_gprs): Update.
20555 * config/spu/spu.c (spu_split_immediate): Update.
20556 (need_to_save_reg): Update.
20557 (spu_expand_prologue): Update.
20558 (spu_expand_epilogue): Update.
20559 * config/sparc/sparc.md: Update.
20560 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20561 (sparc_tls_got): Update.
20562 (legitimize_pic_address): Update.
20563 (sparc_emit_call_insn): Update.
20564 (sparc_expand_prologue): Update.
20565 (output_return): Update.
20566 (print_operand): Update.
20567 (sparc_function_ok_for_sibcall): Update.
20568 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20569 * config/m32r/m32r.md: Update.
20570 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20571 (m32r_compute_frame_size): Update.
20572 (m32r_expand_prologue): Update.
20573 (m32r_expand_epilogue): Update.
20574 (m32r_legitimize_pic_address): Update.
20575 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20576 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20577 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20578 (gen_push): Update.
20579 (ix86_save_reg): Update.
20580 (ix86_compute_frame_layout): Update.
20581 (ix86_expand_prologue): Update.
20582 (ix86_expand_epilogue): Update.
20583 * config/sh/sh.c (output_stack_adjust): Update.
20584 (calc_live_regs): Update.
20585 (sh5_schedule_saves): Update.
20586 (sh_expand_prologue): Update.
20587 (sh_expand_epilogue): Update.
20588 (sh_setup_incoming_varargs): Update.
20589 (sh_allocate_initial_value): Update.
20590 (sh_get_pr_initial_val): Update.
20591 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20592 * config/sh/sh.md (label:): Update.
20593 * config/avr/avr.c (out_movhi_mr_r): Update.
20594 * config/crx/crx.h (enum): Update.
20595 * config/xtensa/xtensa.h (along): Update.
20596 * config/stormy16/stormy16.c Update.
20597 (xstormy16_compute_stack_layout): Update.
20598 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20599 (fr30_expand_prologue): Update.
20600 * config/cris/cris.c (cris_conditional_register_usage): Update.
20601 (cris_reg_saved_in_regsave_area): Update.
20602 (cris_initial_frame_pointer_offset): Update.
20603 (cris_simple_epilogue): Update.
20604 (cris_expand_prologue): Update.
20605 (cris_expand_epilogue): Update.
20606 (cris_expand_pic_call_address): Update.
20607 (cris_asm_output_symbol_ref): Update.
20608 (cris_asm_output_label_ref): Update.
20609 * config/cris/cris.md Update.
20610 * config/iq2000/iq2000.c (compute_frame_size): Update.
20611 (iq2000_expand_epilogue): Update.
20612 * config/mt/mt.h (save_direction): Update.
20613 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20614 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20615 (ia64_secondary_reload_class): Update.
20616 * config/m68k/m68k.c (m68k_save_reg): Update.
20617 (m68k_expand_prologue): Update.
20618 (m68k_expand_epilogue): Update.
20619 (legitimize_pic_address): Update.
20620 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20621 (first_reg_to_save): Update.
20622 (first_altivec_reg_to_save): Update.
20623 (compute_vrsave_mask): Update.
20624 (compute_save_world_info): Update.
20625 (rs6000_stack_info): Update.
20626 (spe_func_has_64bit_regs_p): Update.
20627 (rs6000_ra_ever_killed): Update.
20628 (rs6000_emit_eh_reg_restore): Update.
20629 (rs6000_emit_allocate_stack): Update.
20630 (rs6000_emit_prologue): Update.
20631 (rs6000_emit_epilogue): Update.
20632 (rs6000_output_function_epilogue): Update.
20633 (output_profile_hook): Update.
20634 (rs6000_elf_declare_function_name): Update.
20635 * config/rs6000/rs6000.h (rs6000_args): Update.
20636 * config/rs6000/rs6000.md: Update.
20637 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20638 * config/arc/arc.c (arc_output_function_epilogue): Update.
20639 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20640 * config/darwin.c (machopic_function_base_name): Update.
20641 * config/score/score3.c (score3_compute_frame_size): Update.
20644 (score3_epilogue): Update.
20645 * config/score/score7.c (score7_compute_frame_size): Update.
20646 (score7_prologue): Update.
20647 (score7_epilogue): Update.
20648 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20649 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20650 * config/arm/arm.c (use_return_insn): Update.
20651 (require_pic_register): Update.
20652 (arm_load_pic_register): Update.
20653 (arm_compute_save_reg0_reg12_mask): Update.
20654 (arm_compute_save_reg_mask): Update.
20655 (thumb1_compute_save_reg_mask): Update.
20656 (output_return_instruction): Update.
20657 (arm_output_function_prologue): Update.
20658 (arm_output_epilogue): Update.
20659 (arm_get_frame_offsets): Update.
20660 (arm_expand_prologue): Update.
20661 (thumb_pushpop): Update.
20662 (thumb_exit): Update.
20663 (thumb1_expand_prologue): Update.
20664 (thumb1_expand_epilogue): Update.
20665 (arm_unwind_emit): Update.
20666 (arm_output_fn_unwind): Update.
20667 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20668 * config/arm/arm.md: Update.
20669 * config/pa/pa.md: Update.
20670 * config/pa/pa.c (legitimize_pic_address): Update.
20671 (compute_frame_size): Update.
20672 (hppa_expand_prologue): Update.
20673 (hppa_expand_epilogue): Update.
20674 (borx_reg_operand): Update.
20675 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20676 (HARD_REGNO_RENAME_OK): Update.
20677 * config/mips/mips.c (mips_global_pointer): Update.
20678 (mips_save_reg_p): Update.
20679 (mips_compute_frame_info): Update.
20680 (mips_frame_pointer_required): Update.
20681 (mips_expand_prologue): Update.
20682 (mips_expand_epilogue): Update.
20683 (mips_can_use_return_insn): Update.
20684 (mips_reorg_process_insns): Update.
20685 * config/v850/v850.c (compute_register_save_size): Update.
20686 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20687 * config/mmix/mmix.c (along): Update.
20688 (mmix_expand_epilogue): Update.
20689 * config/bfin/bfin.c (legitimize_pic_address): Update.
20690 (must_save_p): Update.
20691 (stack_frame_needed_p): Update.
20692 (add_to_reg): Update.
20693 (bfin_expand_prologue): Update.
20694 * stmt.c (expand_asm_operands): Update.
20695 * reload1.c (reload): Update.
20696 (init_elim_table): Update.
20698 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20700 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20702 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20704 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20705 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20706 (mov<mode>): Removed.
20707 (*movv4sf_internal): Likewise.
20708 (*movv2df_internal): Likewise.
20710 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20712 * config.gcc (crx-*-elf): Remove deprecation.
20714 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20716 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20717 __gcc_deregister_frame with atexit.
20718 (deregister_frame_dtor): Remove.
20720 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20721 Nathan Sidwell <nathan@codesourcery.com>
20723 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20725 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20726 (rs6000_isel): Likewise.
20727 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20728 (rs6000_isel): New variable.
20729 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20731 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20734 * c-common.c (handle_vector_size_attribute): Call
20735 lang_hooks.types.reconstruct_complex_type instead of
20736 reconstruct_complex_type.
20737 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20738 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20739 * langhooks.h (struct lang_hooks_for_types): Add
20740 reconstruct_complex_type hook.
20741 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20742 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20744 2008-04-24 Richard Guenther <rguenther@suse.de>
20746 * c-common.h (check_builtin_function_arguments): Declare.
20747 * c-common.c (validate_nargs): New function.
20748 (check_builtin_function_arguments): Likewise.
20749 * c-typeck.c (build_function_call): Call
20750 check_builtin_function_arguments.
20751 * builtins.c (fold_builtin_classify): Remove error reporting code.
20752 (fold_builtin_unordered_cmp): Likewise.
20753 (fold_builtin_1): Likewise.
20754 (fold_builtin_n): Likewise.
20756 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20758 PR tree-optimization/36008
20759 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20760 the original op1, rather than delta by step.
20762 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20763 Sebastian Pop <sebastian.pop@amd.com>
20765 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20766 eliminate_local_variables_stmt, eliminate_local_variables,
20767 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20768 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20769 of code delimited by two edges in the CFG.
20770 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20771 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20772 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20773 the case of parallelisation of reductions.
20774 (expr_invariant_in_region_p): New.
20776 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20777 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20779 2008-04-24 Ira Rosen <irar@il.ibm.com>
20780 Richard Guenther <rguenther@suse.de>
20782 PR tree-optimization/36034
20783 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20784 incapable of dealing with loads with gaps.
20786 2008-04-24 Rafael Espíndola <espindola@google.com>
20788 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20789 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20790 vrp_evaluate_conditional.
20791 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20792 (vrp_evaluate_conditional): Split the cond argument.
20793 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20794 (simplify_stmt_for_jump_threading): Update call to
20795 vrp_evaluate_conditional.
20797 2008-04-24 Ira Rosen <irar@il.ibm.com>
20799 PR tree-optimization/35982
20800 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20801 interleaved data-refs are of the same type.
20803 2008-04-24 Danny Smith <dannysmith@users.net>
20805 * c-format.c (check_format_info_main): Use strncmp rather than a
20806 magic prefix to handle multichar length specs.
20807 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20808 Don't prefix "I64" and "I32" with '\0'.
20810 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20813 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20814 in registers for -m32 only if stdarg_p (fntype).
20816 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20818 PR rtl-optimization/36006
20819 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20820 temp to op0 in order to avoid invalid rtx sharing.
20822 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20824 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20825 check TREE_INVARIANT.
20826 * tree-gimple.c (is_gimple_address): New.
20827 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20828 * tree-gimple.h (is_gimple_address): New.
20829 * tree.h (decl_address_invariant_p): New.
20830 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20831 (build_string): Likewise.
20832 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20833 (tree_invariant_p_1): Likewise.
20834 (save_expr): Use it.
20835 (tree_invariant_p): New.
20836 (skip_simple_arithmetic): Use it.
20837 (stabilize_reference_1): Use it.
20838 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20840 (build1_stat): Drop code to compute TREE_INVARIANT.
20841 (build2_stat): Drop code to compute TREE_INVARIANT.
20842 (build3_stat): Drop code to compute TREE_INVARIANT.
20843 (build4_stat): Drop code to compute TREE_INVARIANT.
20844 (build5_stat): Drop code to compute TREE_INVARIANT.
20845 (build7_stat): Drop code to compute TREE_INVARIANT.
20846 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20847 * tree.h (struct tree_base): Remove invariant_flag.
20848 (TREE_INVARIANT): Remove.
20849 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20850 (fold_builtin_expect): Check TREE_CONSTANT.
20851 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20852 * c-tree.h (c_expr_to_decl): Drop third parameter.
20853 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20854 (build_c_cast): Don't set TREE_INVARIANT.
20855 (pop_init_level): Don't set TREE_INVARIANT.
20856 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20857 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20859 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20860 (gimplify_addr_expr): Adjust comment.
20861 * tree-mudflap.c (mf_build_string):
20862 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20863 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20864 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20865 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20866 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20867 * langhooks.h (struct lang_hooks): Drop third parameter from
20870 2008-04-23 Richard Guenther <rguenther@suse.de>
20872 PR tree-optimization/27799
20873 PR tree-optimization/32921
20874 PR tree-optimization/32624
20875 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20876 SMTs aliases and the tag itself into the solution.
20877 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20878 merge the points-to solution back into the SMT aliases.
20879 (may_alias_p): Use alias_set_subset_of instead of
20880 aliases_conflict_p. A pointer which points to
20881 memory with alias set zero may access any variable.
20883 2008-04-23 Richard Guenther <rguenther@suse.de>
20885 * alias.c (alias_set_subset_of): Correctly handle asking
20886 if zero is a subset of an alias set with zero child.
20887 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20888 (compute_flow_insensitive_aliasing): Correctly walk all
20889 pointers. Do not unnecessarily union sets.
20891 2008-04-23 Richard Guenther <rguenther@suse.de>
20893 PR middle-end/36021
20894 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20896 2008-04-22 Tomas Bily <tbily@suse.cz>
20898 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20900 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20902 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20903 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20904 * tree-inline.c (estimate_num_insns_1): Likewise.
20905 * varasm.c (const_hash_1, compare_constant, copy_constant)
20906 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20907 * emit-rtl.c (component_ref_for_mem_expr)
20908 (set_mem_attributes_minus_bitpos): Likewise.
20909 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20910 (is_aligning_offset): Likewise.
20911 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20912 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20913 * dojump.c (do_jump): Likewise.
20914 * builtins.c (get_pointer_alignment, get_memory_rtx)
20915 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20916 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20918 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20920 PR rtl-optimization/36017
20921 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20922 expanding the library call.
20924 2008-04-22 Ian Lance Taylor <iant@google.com>
20926 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20927 than size_in_bytes.
20929 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20931 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20932 of LR/CTR moves for Power6.
20934 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20936 PR middle-end/36003
20937 * passes.c (init_optimization_passes): Remove
20938 pass_fast_rtl_byte_dce.
20940 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20943 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20944 builtin functions to generate faster code.
20945 (_mm_cvtpu16_ps): Ditto.
20946 (_mm_cvtpi32x2_ps): Ditto.
20948 2008-04-22 Nick Clifton <nickc@redhat.com>
20950 * common.opt (ftree-loop-distribution): Add Optimization
20953 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20954 (frv_expand_builtin_va_start): Likewise.
20956 * config/arm/arm.c (thumb_find_work_register): Fix location of
20957 argument register count.
20959 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20961 Support scheduling for ColdFire V1 and V3 microarchitecture.
20962 Improve scheduling of multiplication instructions.
20964 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20965 (mac): New instruction attribute.
20966 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20967 (m68k_sched_mac): New variable.
20968 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20969 Handle cfv1 and cfv3.
20970 (max_insn_size): New static variable.
20971 (struct _sched_ib): New type.
20972 (sched_ib): New static variable.
20973 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20974 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20975 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20977 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20978 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20979 new variables. Update.
20980 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20981 Add modeling of cfv3 instruction buffer. Update.
20982 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20983 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20984 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20985 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20986 a particular reservation applies to.
20987 (type2): Reorganize attribute values. Rename alu to alu_reg,
20988 alu_l to alu, move_l to omove. Join move to alu. Split mul
20989 to mul_l and mul_w.
20990 (cf_ib_*): Simplify description of instruction buffer.
20991 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20992 (cf_mem): Split into cf_mem1 and cf_mem2.
20993 (cf_v2_move_??): Rename to cfv12_alu_??.
20994 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20995 (cf_v2_mul_??): Remove reservations.
20996 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20997 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20998 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21000 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21001 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21002 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21003 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21004 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21005 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21006 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21007 expansions of the above reservations for instructions of sizes
21010 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21012 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21014 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21016 * coverage.c: Include tree-pass.h.
21017 (coverage_counter_alloc): Print da_file_name to the dump file.
21019 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21021 * sbitmap.c (sbitmap_range_empty_p): New function.
21022 * sbitmap.h (sbitmap_range_empty_p): New function.
21023 * bitmap.h: Now includes obstack.h.
21025 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21026 Kenneth Zadeck <zadeck@naturalbridge.com>
21028 * dbgcnt.def (ra_byte_scan): Added.
21029 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21030 when the last hit happens for a counter.
21031 * timevar.def (TV_DF_BYTE_LR): New variable.
21032 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21033 * passes.c (pass_fast_rtl_byte_dce): New pass.
21034 * fwprop.c (update_df): Added mode to call df_ref_create.
21035 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21036 DF_REF_EXTRACT_OFFSET.
21037 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21038 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21040 (df_ref_extract): Added mode field.
21041 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21042 DF_REF_EXTRACT_OFFSET.
21043 (DF_REF_EXTRACT_MODE): New macro.
21044 (df_byte_lr_bb_info): New structure.
21045 (df_print_byte_regset, df_compute_accessed_bytes,
21046 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21047 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21048 df_byte_lr_simulate_uses,
21049 df_byte_lr_simulate_artificial_refs_at_top,
21050 df_byte_lr_simulate_artificial_refs_at_end,
21051 df_compute_accessed_bytes): New function.
21052 (df_ref_create): Add parameter.
21053 (df_byte_lr_get_bb_info): New inline function.
21054 * df-scan.c (df_ref_record, df_uses_record,
21055 df_ref_create_structure): Added mode parameter.
21056 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21057 df_defs_record, df_uses_record, df_get_conditional_uses,
21058 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21059 df_entry_block_defs_collect, df_exit_block_uses_collect):
21060 Added mode parameter to calls to df_ref_record, df_uses_record,
21061 df_ref_create_structure.
21062 (df_ref_equal_p, df_ref_compare): Added test for modes.
21063 (df_ref_create_structure): Added code to set mode. Renamed
21064 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21065 DF_REF_EXTRACT_OFFSET.
21066 * df-core.c (df_print_byte_regset): New function.
21067 * df-byte-scan.c: New file.
21068 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21069 calls to BITMAP_FREE.
21070 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21071 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21072 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21073 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21074 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21075 df_byte_lr_local_compute, df_byte_lr_init,
21076 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21077 df_byte_lr_transfer_function, df_byte_lr_free,
21078 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21079 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21080 df_byte_lr_simulate_uses,
21081 df_byte_lr_simulate_artificial_refs_at_top,
21082 df_byte_lr_simulate_artificial_refs_at_end): New function.
21083 * dce.c (byte_dce_process_block): New function.
21084 (dce_process_block): au is now passed in rather than computed
21085 locally. Changed loops that look at artificial defs to not look
21086 for conditional or partial ones, because there never are any.
21087 (fast_dce): Now is able to drive byte_dce_process_block or
21088 dce_process_block depending on the kind of dce being done.
21089 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21090 (rest_of_handle_fast_byte_dce): New function.
21091 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21092 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21094 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21097 * gcc.h: Added fortran options that take arguments to
21098 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21101 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21103 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21104 scalarization if on the LHS and not a full access.
21106 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21108 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21110 2008-04-18 Rafael Espíndola <espindola@google.com>
21112 * tree-vrp.c (find_case_label_index): Fix the binary search.
21113 (find_case_label_range): New.
21114 (vrp_visit_switch_stmt): Use find_case_label_range.
21115 (simplify_switch_using_ranges): Use find_case_label_range.
21117 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21119 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21120 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21122 2008-04-18 Tom Tromey <tromey@redhat.com>
21125 * doc/cpp.texi (Implementation-defined behavior): Mention
21128 2008-04-18 Ian Lance Taylor <iant@google.com>
21130 * fold-const.c (pointer_may_wrap_p): New static function.
21131 (fold_comparison): Add another test for pointer overflow. Use
21132 pointer_may_wrap_p to disable some false positives.
21134 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21136 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21137 (fname_as_string): Match updated cpp_interpret_string prototype.
21138 (fix_string_type): Support char16_t* and char32_t*.
21139 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21140 derivative) nodes. Register as builtin if C++0x.
21141 (c_parse_error): Support CPP_CHAR{16,32}.
21142 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21143 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21144 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21145 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21146 CTI_CHAR32_ARRAY_TYPE>: New elements.
21147 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21148 char32_type_node, signed_char32_type_node, char16_array_type_node,
21149 char32_array_type_node): New defines.
21150 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21151 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21152 (lex_string): Support CPP_STRING{16,32}, match updated
21153 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21154 (lex_charconst): Support CPP_CHAR{16,32}.
21155 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21156 and CPP_STRING{16,32}.
21158 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21161 * aclocal.m4: Regenerate.
21162 * configure: Regenerate.
21164 2008-04-18 Jan Hubicka <jh@suse.cz>
21166 * except.c (dw2_size_of_call_site_table,
21167 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21169 * cgraphbuild.c (build_cgraph_edges): Update.
21170 * tree-pass.h: Update comment.
21171 * final.c (leaf_function_p): Update.
21172 (leaf_renumber_regs): Update.
21173 (rest_of_clean_state): Update.
21174 * omp-low.c (expand_omp_parallel): Update.
21175 * ipa-reference.c (analyze_function): Update.
21176 * reorg.c (find_end_label): Update.
21177 (optimize_skip): Update.
21178 (fill_simple_delay_slots): Update.
21179 (fill_simple_delay_slots): Update.
21180 (make_return_insns): Update.
21181 (dbr_schedule): Update.
21182 * gimple-low.c (record_vars_into): Update.
21183 * cfgbuild.c (make_edges): Update.
21184 * function.c (assign_stack_local): Update.
21185 (assign_parm_adjust_stack_rtl): Update.
21186 (locate_and_pad_parm): Update.
21187 (allocate_struct_function): Do not initialize stack_alignment_needed
21188 and preferred_stack_boundary here.
21189 (stack_protect_prologue): Update.
21190 (stack_protect_epilogue): Update.
21191 (expand_function_start): Initialize stack_alignment_needed,
21192 preferred_stack_boundary and max_jumptable_ents.
21193 (expand_function_end): Update.
21194 (free_after_compilation): Do not NULLify epilogue_delay_list.
21195 * function.h (struct rtl_data): Add stack_protect_guard,
21196 stack_alignment_needed,
21197 preferred_stack_boundary, epilogue_delay_list.
21198 (struct function): Remove value_histograms, stack_alignment_needed,
21199 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21201 unexpanded_var_list, stack_protect_guard.
21202 (current_function_epilogue_delay_list): Remove.
21203 * ipa-type-escape.c (analyze_function): Update.
21204 * gimplify.c (pop_gimplify_context): Update comment.
21205 * calls.c (expand_call): Update.
21206 (emit_library_call_value_1): Update.
21207 * except.c (set_nothrow_function_flags): Update.
21208 * cfgexpand.c (get_decl_align_unit): Update.
21209 (create_stack_guard): Update.
21210 (estimated_stack_frame_size): Update.
21211 (expand_used_vars): Update.
21212 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21213 * explow.c (allocate_dynamic_stack_space): Update.
21214 * tree-ssa-live.c (remove_unused_locals): Update.
21215 * varasm.c (mark_constant_pool): Update.
21216 * tree-inline.c (remap_decls): Update.
21217 (initialize_cfun): Update.
21218 (declare_return_variable): Update.
21219 (inline_forbidden_p): Update.
21220 (expand_call_inline): Update.
21221 (declare_inline_vars): Update.
21222 (tree_function_versioning): Update.
21223 * tree-flow.h (value_histograms): New.
21224 (VALUE_HISTOGRAMS): New macro.
21225 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21227 * tree-cfg.c (set_bb_for_stmt): Update.
21228 (replace_by_duplicate_decl): Update.
21229 (move_block_to_fn): Update.
21230 (new_label_mapper): Update.
21231 (dump_function_to_file): Update.
21232 * ipa-struct-reorg.c (build_data_structure): Update.
21233 * cfgrtl.c (print_rtl_with_bb): Update.
21234 * reload1.c (reload): Update.
21236 * config/i386/i386.c (setup_incoming_varargs_64,
21237 ix86_compute_frame_layout): Update.
21238 * config/arc/arc.c (arc_output_function_epilogue): Update.
21240 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21242 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21243 for FreeBSD as well.
21244 * gthr-posix95.h: Likewise.
21246 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21248 PR rtl-optimization/35838
21249 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21250 out the byte offset of the first subreg.
21252 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21254 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21255 to split_ti instead of three separate calls with single member arrays.
21256 (subti3 splitter): Ditto.
21257 (adddi3 splitter): Ditto with split_di.
21258 (subdi3 splitter): Ditto.
21259 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21260 two separate calls with single member arrays. Swap match_dup
21261 operands 1 and 2 to better fit into the array.
21262 (negdi2 splitter): Ditto with split_di.
21263 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21264 two separate calls with single member arrays. Swap match_dup operands
21265 6 and 7 to better fit into the array.
21267 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21269 * config/i386/i386.c (sse_builtin_type): New.
21270 (bdesc_sse_args): Likewise.
21271 (bdesc_sse_3arg): Removed.
21272 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21273 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21274 IX86_BUILTIN_ROUNDPS.
21275 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21276 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21277 IX86_BUILTIN_ROUNDPS.
21278 (ix86_expand_sse_4_operands_builtin): Removed.
21279 (ix86_expand_sse_operands_builtin): New.
21280 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21281 and CODE_FOR_sse4_1_roundps.
21282 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21283 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21285 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21288 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21289 regs before frame pop when needed. If use_backchain_to_restore_sp
21290 then load backchain into a temp reg to restore vr and vrsave. Add
21291 code to restore vr after frame pop if possible.
21293 2008-04-17 Richard Guenther <rguenther@suse.de>
21295 * tree-vn.c (expressions_equal_p): Do not check type
21296 equality or compatibility before calling operand_equal_p.
21297 * fold-const.c (operand_equal_p): Check equivalence of
21298 integer constants before bailing out due to signedness or
21299 precision differences.
21300 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21301 spurious differences in type qualification. Ignore types
21302 for COMPONENT_REFs at all.
21304 2008-04-17 Christian Bruel <christian.bruel@st.com>
21306 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21307 msw_skip comparison.
21309 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21312 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21315 PR tree-optimization/35899
21316 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21317 rather than TREE_OPERAND.
21319 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21322 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21323 temporary registers. Change operand predicate to general_operand.
21324 (remainderxf3): Ditto.
21326 2008-04-16 Richard Guenther <rguenther@suse.de>
21328 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21329 * tree-affine.c (aff_combination_expand): Look through some
21332 2008-04-15 Doug Kwan <dougkwan@google.com>
21334 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21336 * tree-pretty-print.c (dump_generic_node): Ditto.
21337 * final.c (output_addr_const): Ditto.
21338 * dwarf2out.c (output_cfi): Ditto.
21339 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21340 * print-rtl.c (print_rtx): Ditto.
21341 * print-tree.c (print_node_brief, print_node): Ditto.
21342 * c-common.c (match_case_to_enum_1): Ditto.
21343 * sched-vis.c (print_value): Ditto.
21344 * config/i386/i386.c (print_operand): Cast to long unsigned int
21347 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21348 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21349 MS Windows VirtualProtect function.
21351 2008-04-15 Jan Hubicka <jh@suse.cz>
21353 * gengtype.c (write_root): Param_is argument is OK.
21354 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21355 * function.h: Include varray.h
21356 (rtl_eh): New stucture based on except.c one.
21357 (call_site_record): New forward declaration and vector type.
21358 * calls.c (emit_call_1): Do not call
21359 note_current_region_may_contain_throw.
21360 * except.c (eh_status): Remove cur_region, try_region since they are
21362 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21363 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21364 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21365 Remove call_site_data_used, call_site_data_size.
21366 Turn call_site_record into vector in function.h.
21367 (note_current_region_may_contain_throw): Remove.
21368 (get_exception_pointer, get_exception_filter): Do not take struct
21369 function argument; update.
21370 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21371 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21372 build_post_landing_pads, dw2_build_landing_pads,
21373 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21374 sjlj_emit_function_enter, sjlj_emit_function_enter,
21375 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21376 sjlj_build_landing_pads, finish_eh_generation,
21377 remove_exception_handler_label, remove_eh_handler,
21378 maybe_remove_eh_handler, add_reachable_handler,
21379 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21380 add_action_record, collect_one_action_chain, add_call_site,
21381 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21382 sjlj_output_call_site_table, output_function_exception_table,
21383 * except.h (note_current_region_may_contain_throw): Remove
21384 (get_exception_pointer, get_exception_filter): Do not take struct
21386 * Makefile.in (GTFILES): Put varargs before struct function.
21388 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21390 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21391 punt for STRING_CST.
21392 (get_constraint_for): Deal with STRING_CST here instead.
21394 2008-04-15 Richard Guenther <rguenther@suse.de>
21396 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21397 statements in a basic-block with a backward walk. Do not
21398 substitute into dead statements but instead remove those.
21400 2008-04-15 Richard Guenther <rguenther@suse.de>
21402 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21403 to zero, thus disable creation of SFTs.
21405 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21407 * tree-predcom.c (suitable_reference_p): Return false if the
21408 reference can throw.
21410 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21413 * c-decl.c (finish_decl): If extern or static var has variable
21414 size, set TREE_TYPE (decl) to error_mark_node.
21416 2008-04-15 Rafael Espíndola <espindola@google.com>
21418 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21421 2008-04-15 Richard Guenther <rguenther@suse.de>
21423 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21424 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21425 (visit_reference_op_load): Do walk vuse-vdef chains on
21426 vn_reference_lookup.
21427 (visit_reference_op_store): But do not here.
21428 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21429 vn_reference_lookup.
21430 (vn_lookup_with_vuses): But do so here.
21432 2008-04-14 Ian Lance Taylor <iant@google.com>
21434 * fold-const.c (fold_overflow_warning): Remove assertion.
21436 2008-04-15 Ben Elliston <bje@au.ibm.com>
21438 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21439 temp1 local variables.
21441 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21444 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21445 ".text.unlikely" section as executable.
21447 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21449 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21450 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21451 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21452 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21453 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21454 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21455 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21457 2008-04-14 Ian Lance Taylor <iant@google.com>
21459 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21460 * fold-const.c (fold_comparison): If appropriate, test
21461 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21462 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21463 reassociating a pointer type.
21464 * doc/invoke.texi (Optimize Options): Document that
21465 -fstrict-overflow applies to pointer wraparound.
21467 2008-04-13 Jan Hubicka <jh@suse.cz>
21469 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21471 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21473 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21474 we are going to "save the world".
21476 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21478 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21479 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21480 operand 0 constraint, not "=".
21482 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21484 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21486 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21488 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21489 of size of positions_needed * CHAR_BIT.
21491 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21493 PR middle-end/35897
21494 * dse.c (store_info): Change positions_needed to unsigned
21496 (lowpart_bitmask): New.
21497 (record_store): Cast to unsigned HOST_WIDE_INT for
21498 positions_needed. Assert width <= size of positions_needed *
21499 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21500 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21501 lowpart_bitmask to set mask.
21503 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21505 * config/bfin/constraints.md: New file.
21506 * config/bfin/bfin.md: Include it.
21507 (adddi3): Use satisfies_constraint functions instead of the old macros.
21508 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21509 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21510 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21511 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21512 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21513 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21514 EXTRA_CONSTRAINT): Delete.
21515 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21516 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21518 * config/bfin/bfin.c: Include "tm-constrs.h".
21519 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21520 Use satisfies_constraint functions instead of the old macros.
21521 * doc/md.texi (Blackfin Constraints): Update file name reference.
21523 2008-04-11 Richard Guenther <rguenther@suse.de>
21525 PR tree-optimization/35869
21526 * tree-vrp.c (execute_vrp): Move switch statement update after
21527 jump threading. Schedule another cfg cleanup run.
21529 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21532 * attribs.c (decl_attributes): Return early on errorneous node.
21534 2008-04-10 Oleg Ryjkov <olegr@google.com>
21536 * tree.h (struct tree_base): Added a new flag default_def_flag.
21537 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21539 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21541 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21543 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21546 * pa.md: Define mode iterator P. Define mode attribute dwc.
21547 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21548 (icacheflush): Likewise.
21549 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21550 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21552 2008-04-11 Ben Elliston <bje@au.ibm.com>
21554 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21556 2008-04-10 Rafael Espíndola <espindola@google.com>
21558 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21559 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21560 (extract_range_from_expr): The same.
21562 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21564 * config/mips/mips.md (GPR2): New mode iterator.
21565 (seq): Add comment.
21566 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21567 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21568 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21569 Rewrite these to take two modes, the mode of comparison and the
21570 mode of the destination.
21571 * config/mips/mips.c (mips_expand_scc): Instead of having
21572 paradoxical subreg as destination, expand "narrowing" scc if mode
21573 of comparison is SI and target is requested in DI mode.
21574 (mips_emit_int_order_test): Update comment. Make mode of
21575 comparison match CMP0 rather than TARGET. When creating inverse
21576 target use mode of TARGET.
21578 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21580 * gcov-dump.c (tag_summary): Only print summaries for the first
21581 GCOV_COUNTERS_SUMMABLE counters.
21583 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21585 * config/i386/i386.md (absneg): New code iterator.
21586 (absnegprefix): New code attribute.
21587 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21588 patterns using absneg code iterator.
21589 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21590 using absneg code iterator.
21591 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21592 *neg<mode>2 patterns using absneg code iterator.
21593 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21594 *negextendsfdf2 patterns using absneg code iterator.
21595 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21596 *negextendsfxf2 patterns using absneg code iterator.
21597 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21598 *negextendsfdf2 patterns using absneg code iterator.
21599 * config/i386/sse.md (<code><mode>2): Macroize expander from
21600 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21602 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21604 * config/s390/s390.h: Remove the remains of the recent search
21605 & replace action of current_function_outgoing_args_size.
21607 2008-04-10 Ira Rosen <irar@il.ibm.com>
21609 PR tree-optimization/35821
21610 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21611 NEW_STMT_LIST is not NULL.
21613 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21616 * toplev.c (process_options): Remove -ffunction-sections debugging
21619 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21621 PR middle-end/PR28690
21622 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21623 than gen_rtx_fmt_ee to perform more canonicalizations.
21625 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21628 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21630 2008-04-09 Richard Guenther <rguenther@suse.de>
21632 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21633 (dump_function_to_file): Dump function arguments with types.
21635 2008-04-08 Richard Guenther <rguenther@suse.de>
21637 * fold-const.c (fold_widened_comparison): Do not allow
21638 sign-changes that change the result.
21640 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21643 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21644 kinds of indirect references.
21646 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21648 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21649 GNU Fortran language string.
21651 2008-04-08 Rafael Espíndola <espindola@google.com>
21653 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21654 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21655 * tree.h (tree_call_nonnegative_warnv_p): New.
21657 2008-04-08 Jan Hubicka <jh@suse.cz>
21659 * function.c (free_after_compilation): Clear out regno_reg_rtx
21662 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21665 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21667 PR middle-end/PR28690
21668 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21669 same precedence as REG_POINTER and MEM_POINTER operands.
21671 2008-04-08 Richard Guenther <rguenther@suse.de>
21673 PR middle-end/35834
21674 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21675 for adding index to base.
21677 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21679 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21680 (MINGW_ENABLE_EXECUTE_STACK): New.
21681 (IN_LIBGCC2): For libgcc include windows.h file for
21682 function declarations.
21684 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21686 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21687 and tem2 if tem1 is not a REG or MULT.
21689 2008-04-08 Jan Hubicka <jh@suse.cz>
21691 * function.h (incomming_args): Break out of struct function.
21692 (function_subsections): Break out of struct function.
21693 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21694 return_rtx and hard_reg_initial_vals from struct function.
21695 Kill inl_max_label_num.
21696 (current_function_pops_args, current_function_args_info,
21697 current_function_args_size, current_function_args_size,
21698 current_function_pretend_args_size,
21699 current_function_outgoing_args_size,
21700 current_function_internal_arg_pointer, current_function_return_rtx):
21701 Kill compatibility accestor macros.
21702 * builtins.c (expand_builtin_apply_args_1): Update.
21703 (expand_builtin_next_arg): Update.
21704 * df-scan.c (df_get_call_refs): Update.
21705 * dbxout.c (dbxout_function_end): Update.
21706 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21707 (output_line_info): Update.
21708 (secname_for_decl): Update.
21709 (dwarf2out_var_location): Update.
21710 * function.c (free_after_compilation): Update.
21711 (assign_parm_find_stack_rtl): Update.
21712 (assign_parms): Update.
21713 (expand_dummy_function_end): Update.
21714 (expand_function_end): Update.
21715 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21716 (expand_call): Update.
21717 (emit_library_call_value_1): Update.
21718 (store_one_arg): Update.
21719 * varasm.c (initialize_cold_section_name): Update.
21720 (unlikely_text_section): Update.
21721 (unlikely_text_section_p): Update.
21722 (assemble_start_function): Update.
21723 (assemble_end_function): Update.
21724 (default_section_type_flags): Update.
21725 (switch_to_section): Update.
21726 * integrate.c (set_decl_abstract_flags): Update.
21727 (get_hard_reg_initial_val): Update.
21728 (has_hard_reg_initial_val): Update.
21729 (allocate_initial_values): Update.
21730 * resource.c (init_resource_info): Update.
21731 * config/alpha/alpha.c (NUM_ARGS): Update.
21732 (direct_return): Update.
21733 (alpha_va_start): Update.
21734 (alpha_sa_size): Update.
21735 (alpha_initial_elimination_offset): Update.
21736 (alpha_expand_prologue): Update.
21737 (alpha_start_function): Update.
21738 (alpha_expand_epilogue): Update.
21739 (unicosmk_initial_elimination_offset):
21740 * config/alpha/alpha.md (call expander): Update.
21741 * config/s390/s390.c (s390_register_info): Update.
21742 (s390_register_info): Update.
21743 (s390_frame_info): Update.
21744 (s390_initial_elimination_offset): Update.
21745 (s390_build_builtin_va_list): Update.
21746 (s390_va_start): Update.
21747 * config/spu/spu.c (direct_return): Update.
21748 (spu_expand_prologue): Update.
21749 (spu_initial_elimination_offset): Update.
21750 (spu_build_builtin_va_list): Update.
21751 (spu_va_start): Update.
21752 * config/sparc/sparc.c (sparc_init_modes): Update.
21753 (sparc_compute_frame_size): Update.
21754 (function_value): Update.
21755 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21756 * config/i386/i386.md (return expander): Update.
21757 * config/i386/i386.c (ix86_va_start): Update.
21758 (ix86_can_use_return_insn_p): Update.
21759 (ix86_compute_frame_layout): Update.
21760 (ix86_expand_epilogue): Update.
21761 * config/sh/sh.c (output_stack_adjust): Update.
21762 (calc_live_regs): Update.
21763 (sh_expand_prologue): Update.
21764 (sh_builtin_saveregs): Update.
21765 (sh_va_start): Update.
21766 (initial_elimination_offset): Update.
21767 (sh_allocate_initial_value): Update.
21768 (sh_function_ok_for_sibcall): Update.
21769 (sh_get_pr_initial_val): Update.
21770 * config/sh/sh.md (return expander): Update.
21771 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21772 * config/crx/crx.c (crx_compute_frame): UPdate.
21773 (crx_initial_elimination_offset): UPdate.
21774 * config/xtensa/xtensa.c (compute_frame_size): Update
21775 (xtensa_builtin_saveregs): Update.
21776 (xtensa_va_start): Update.
21777 (order_regs_for_local_alloc): Update.
21778 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21779 (xstormy16_expand_builtin_va_start): Update.
21780 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21781 * config/m68hc11/m68hc11.md (return expanders): Update.
21782 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21783 (expand_epilogue): Update.
21784 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21785 (cris_simple_epilogue): Update.
21786 (cris_expand_prologue): Update.
21787 (cris_expand_epilogue): Update.
21788 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21789 (compute_frame_size): Update.
21790 * config/mt/mt.c (mt_compute_frame_size): Update.
21791 * config/mn10300/mn10300.c (expand_prologue): Update.
21792 (expand_epilogue): Update.
21793 (initial_offset): Update.
21794 (mn10300_builtin_saveregs):
21795 * config/mn10300/mn10300.md (return expander): Update.
21796 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21797 (ia64_initial_elimination_offset): Update.
21798 (ia64_initial_elimination_offset): Update.
21799 (ia64_expand_prologue): Update.
21800 * config/m68k/m68k.md (return expander): Update.
21801 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21802 (rs6000_stack_info): Update.
21803 * config/mcore/mcore.c (layout_mcore_frame): Update.
21804 (mcore_expand_prolog): Update.
21805 * config/arc/arc.c (arc_compute_frame_size): Update.
21806 * config/score/score3.c (score3_compute_frame_size): Update.
21807 * config/score/score7.c (score7_compute_frame_size): Update.
21808 * config/arm/arm.c (use_return_insn): Update.
21809 (thumb_find_work_register): Update.
21810 (arm_compute_save_reg_mask): Update.
21811 (arm_output_function_prologue): Update.
21812 (arm_output_epilogue): Update.
21813 (arm_size_return_regs): Update.
21814 (arm_get_frame_offsets): Update.
21815 (arm_expand_prologue): Update.
21816 (thumb_exit): Update.
21817 (thumb_unexpanded_epilogue): Update.
21818 (thumb1_output_function_prologue): Update.
21819 * config/pa/pa.md (return expander): Update.
21820 * config/pa/pa.c (compute_frame_size): Update.
21821 (hppa_builtin_saveregs): Update.
21822 * config/mips/mips.c (mips_va_start): Update.
21823 (mips16_build_function_stub): Update.
21824 (mips_compute_frame_info): Update.
21825 (mips_restore_gp): Update.
21826 (mips_output_function_prologue): Update.
21827 (mips_expand_prologue): Update.
21828 * config/v850/v850.c (compute_frame_size): Update.
21829 (expand_prologue): * config/mmix/mmix.c (along): update.
21830 (mmix_initial_elimination_offset): update.
21831 (mmix_reorg): update.
21832 (mmix_use_simple_return): update.
21833 (mmix_expand_prologue): update.
21834 (mmix_expand_epilogue): Update.
21835 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21836 (emit_link_insn): Update.
21838 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21840 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21841 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21843 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21846 2008-04-07 Jan Hubicka <jh@suse.cz>
21848 * function.h (rtl): Rename to x_rtl.
21849 (crtl): New define.
21850 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21851 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21852 used_temp_slots avail_temp_slots, temp_slot_level,
21853 nonlocal_goto_handler_labels): Update accesstors.
21854 (rtl): New global variable.
21855 (struct function): Move some fileds to rtl_data.
21856 (get_arg_pointer_save_area): Update prototype.
21857 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21858 get_arg_pointer_save_area.
21859 * expr.c (init_expr): Update
21860 * function.c (get_frame_size): Update
21861 (assign_stack_local): Update
21862 (expand_function_end): Update.
21863 (get_art_pointer_save_area): Update
21865 * emit-rtl.c (rtl): Declare.
21866 (regno_reg_rtx): Declare.
21867 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21869 (gen_reg_rtx): Update.
21870 * varasm.c (n_deferred_constatns): Update accestor.
21871 (init_varasm_status): Do not allocate varasm_status.
21872 (force_const_mem, get_pool_size, output_constant_pool): Update.
21873 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21874 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21875 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21876 * sparc/sparc.h (INIT_EXPANDERS): Update.
21877 * ia64/ia64.h (INIT_EXPANDERS): Update.
21879 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21881 * reload.c (push_secondary_reload): Add missing break to for loop.
21883 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21885 PR middle-end/PR28690
21886 * rtlanal.c: Update copyright years.
21887 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21888 as REG_POINTER and MEM_POINTER operands.
21889 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21890 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21891 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21892 * gcse.c: Update copyright years.
21893 (pre_delete): Call gen_reg_rtx_and_attrs.
21894 (hoist_code): Likewise.
21895 (build_store_vectors): Likewise.
21896 (delete_store): Likewise.
21897 * loop-invariant.c (move_invariant_reg): Likewise.
21898 Update copyright years.
21900 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21902 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21903 control string instead of quoted.
21905 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21907 * doc/rtl.texi: Rewrite of subreg section.
21909 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21912 * config/i386/i386.c (legitimize_pic_address): Add treating
21913 of dllimport SYM_REF's.
21914 (legitimize_dllimport_symbol): Add prototype.
21916 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21918 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21919 reference in constructor with non self-referential type.
21921 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21923 Removal of Return with Depressed Stack Pointer support
21924 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21925 (ECF_SP_DEPRESSED): Likewise.
21926 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21927 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21928 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21929 (expand_call): Do not test ECF_SP_DEPRESSED.
21930 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21931 * function.c (keep_stack_depressed): Delete.
21932 (handle_epilogue_set): Likewise.
21933 (update_epilogue_consts): Likewise.
21934 (emit_equiv_load): Likewise.
21935 (thread_prologue_and_epilogue_insns): Remove support for Return with
21936 Depressed Stack Pointer.
21937 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21939 2008-04-06 Richard Guenther <rguenther@suse.de>
21941 PR tree-optimization/35400
21942 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21943 information from SSA_NAMEs.
21945 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21947 * config/avr/avr.h (avr_mega_p): Remove declaration.
21948 (AVR_MEGA): Remove macro.
21949 * config/avr/avr.c (avr_mega_p): Remove variable.
21950 (avr_override_options): Remove inicializion of avr_mega_p.
21951 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21952 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21953 (avr_jump_mode): (Ditto.).
21954 (avr_output_progmem_section_asm_op): (Ditto.).
21955 (avr_asm_init_sections): (Ditto.).
21956 (avr_asm_init_sections): (Ditto.).
21957 (avr_rtx_costs): (Ditto.).
21958 * config/avr/avr.md: (Ditto.).
21959 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21962 2008-04-06 Richard Guenther <rguenther@suse.de>
21964 PR tree-optimization/35842
21965 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21966 is_gimple_invariant_address.
21968 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21970 * gcc.c (default_compilers): Sync Fortran extensions list with
21971 that in fortran/lang-specs.h.
21972 * doc/invoke.texi: Likewise.
21973 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21974 * dwarf2out.c (gen_compile_unit_die): Likewise.
21976 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21978 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21980 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21983 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21984 attribute is used for nested functions.
21986 2008-04-05 Jan Hubicka <jh@suse.cz>
21988 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21990 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21992 (dump_files): Update.
21993 (enable_rtl_dump_file): Do not accept letter argument.
21994 * tree-pass.h (dump_file_info): Remove letter argument.
21995 * toplev.c (decode_d_option): Update -da handling.
21996 * toplev.h (enable_rtl_dump_file): Update prototype.
21997 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21998 it out based on pass type.
21999 (register_dump_files_1): Likewise.
22000 (init_optimization_passes): Update register_one_dump_file calls.
22001 (execute_one_pass): Sanity check that IPA passes are called at IPA
22002 level and RTL passes at RTL level.
22003 (execute_pass_list): IPA pass can not be after or subpass of
22005 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22006 disallov RTL subpasses of IPA subpasses.
22008 2008-04-05 Ben Elliston <bje@au.ibm.com>
22010 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22011 builtins that return exactly once and do not throw. Cache call to
22014 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22016 PR rtl-optimization/34916
22017 PR middle-end/35519
22018 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22019 between instruction pairs.
22021 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22023 * doc/invoke.texi: Document -mbitops for SH.
22024 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22025 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22026 * config/sh/sh.c (print_operand): Add %t operand code.
22027 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22028 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22029 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22030 (extendqihi2): Likewise.
22031 (movqi_i): Likewise.
22032 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22033 (extv): Use bld instruction for SH2A if possible.
22035 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22036 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22037 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22038 (bset.b, bclr.b): Define peepholes.
22039 * config/sh/sh.opt (mbitops): New option.
22041 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22044 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22045 and view convert expression.
22047 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22050 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22052 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22054 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22056 * config/i386/cpuid.h (bit_AES): New.
22057 (bit_PCLMUL): Likewise.
22059 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22060 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22061 SSE2 if AES or PCLMUL is enabled.
22062 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22063 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22064 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22065 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22066 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22067 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22068 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22069 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22070 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22071 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22072 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22073 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22074 __builtin_ia32_aeskeygenassist128 and
22075 __builtin_ia32_pclmulqdq128.
22076 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22077 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22078 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22080 * config/i386/i386.h (TARGET_AES): New.
22081 (TARGET_PCLMUL): Likewise.
22082 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22084 * config/i386/i386.md (UNSPEC_AESENC): New.
22085 (UNSPEC_AESENCLAST): Likewise.
22086 (UNSPEC_AESDEC): Likewise.
22087 (UNSPEC_AESDECLAST): Likewise.
22088 (UNSPEC_AESIMC): Likewise.
22089 (UNSPEC_AESKEYGENASSIST): Likewise.
22090 (UNSPEC_PCLMUL): Likewise.
22092 * config/i386/i386.opt (maes): New.
22093 (mpclmul): Likewise.
22095 * config/i386/sse.md (aesenc): New pattern.
22096 (aesenclast): Likewise.
22097 (aesdec): Likewise.
22098 (aesdeclast): Likewise.
22099 (aesimc): Likewise.
22100 (aeskeygenassist): Likewise.
22101 (pclmulqdq): Likewise.
22103 * config/i386/wmmintrin.h: New.
22105 * doc/extend.texi: Document AES and PCLMUL built-in function.
22107 * doc/invoke.texi: Document -maes and -mpclmul.
22109 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22111 * function.c (free_after_parsing): Replace with
22112 cxx_push_function_context from C++ front-end.
22113 (allocate_struct_function): Don't call langhook.
22114 * langhooks.h (struct lang_hooks_for_functions): Delete.
22115 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22117 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22118 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22119 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22120 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22121 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22122 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22123 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22125 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22126 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22128 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22131 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22134 2008-04-04 Richard Guenther <rguenther@suse.de>
22136 PR middle-end/35823
22137 * fold-const.c (optimize_minmax_comparison): Use the correct
22138 type for the constant in the simplified comparison.
22140 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22142 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22143 Pass L2 size as "--param l2-cache-size" to the compiler.
22144 (decode_l2_cache): New function to decode L2 cache parameters using
22145 0x8000006 extended cpuid function.
22146 (detect_caches_amd): Determine parameters of L2 cache using
22147 decode_l2_caches function.
22148 (decode_caches_intel): Decode L2 cache parameters.
22149 (detect_caches_intel): Determine L2 cache parameters using
22150 decode_caches_intel and decode_l2_caches functions.
22152 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22154 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22155 secondary input reload for subword loads from the constant pool.
22157 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22160 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22161 constants of the appropriate size for runtime calculations.
22164 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22165 decimal-float literal constant zero.
22167 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22170 * c-parser.c (c_parser_omp_atomic): Call
22171 default_function_array_conversion on the RHS.
22173 PR middle-end/35818
22174 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22175 call is_variable_sized if decl has incomplete type.
22177 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22179 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22181 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22183 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22185 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22186 (sgt<u>): Merge sgt and sgtu into new expander.
22187 (sgt, sgtu): Remove expanders.
22188 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22189 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22190 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22191 *sgtu_<mode>_mips16 into new pattern.
22192 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22193 (sge<u>): Merge sge and sgeu into new expander.
22194 (sge, sgeu): Remove expanders.
22195 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22197 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22198 (slt<u>): Merge slt and sltu into new expander.
22199 (slt, sltu): Remove expanders.
22200 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22201 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22202 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22203 *sltu_<mode>_mips16 into new pattern.
22204 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22205 (sle<u>): Merge sle and sleu into new expander.
22206 (sle, sleu): Remove expanders.
22207 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22208 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22209 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22210 *sleu_<mode>_mips16 into new pattern.
22211 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22213 2008-04-03 Jan Hubicka <jh@suse.cz>
22215 PR tree-optimization/35795
22216 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22217 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22218 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22219 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22220 * score/score3.c (score3_output_mi_thunk): Likewise.
22221 * score/score7.c (score7_output_mi_thunk): Likewise.
22222 * mips/mips.c (mips_output_mi_thunk): Likewise.
22224 2008-04-03 Richard Guenther <rguenther@suse.de>
22226 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22227 conversions. Simplify code.
22229 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22231 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22233 2008-04-03 Tom Tromey <tromey@redhat.com>
22234 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22236 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22237 * config/bfin/t-bfin-linux (generated_files): Add
22238 linux-sysroot-suffix.h.
22239 * doc/install.texi (Prerequisites): Require make 3.80.
22240 * doc/sourcebuild.texi (Front End Directory): Document new
22242 * Makefile.in (generated_files): New variable.
22243 (ALL_HOST_OBJS): New variable.
22244 ($(ALL_HOST_OBJS)): New target.
22246 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22248 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22249 (remap_block): Call id->transform_lang_insert_block instead
22251 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22252 Set id.transform_lang_insert_block to NULL.
22253 (clone_body): Move to cp/optimize.c
22254 * tree-inline.h (struct copy_body_data): Change
22255 transform_lang_insert_block to function pointer.
22256 (copy_generic_body, copy_decl_no_change): Export.
22257 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22258 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22259 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22261 * c-tree.h (insert_block): Kill.
22262 * c-decl.c (insert_block): Kill.
22264 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22266 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22267 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22268 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22270 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22271 argument, call {push,pop}_function_context from here.
22272 * c-parser.c: Use c_{push,pop}_function_context.
22274 * function.c (push_function_context_to): Move meat ...
22275 (push_function_context): ... here. Simplify.
22276 * function.c (pop_function_context_from): Move meat ...
22277 (pop_function_context): ... here. Simplify.
22278 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22280 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22281 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22282 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22283 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22285 2008-04-03 Ben Elliston <bje@au.ibm.com>
22287 * expmed.c (extract_force_align_mem_bit_field): Remove.
22289 2008-04-03 Richard Guenther <rguenther@suse.de>
22291 PR middle-end/35800
22292 * expr.h (try_casesi): Adjust prototype.
22293 * expr.c (try_casesi): Take fallback label as extra parameter.
22294 Use that for gen_casesi if default_label is NULL.
22295 * stmt.c (expand_case): Pass fallback label to try_casesi,
22296 make sure to fill gaps with a fallback label if default_label
22299 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22302 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22304 2008-04-03 Ben Elliston <bje@au.ibm.com>
22306 * expmed.c (extract_split_bit_field): Remove if (0) code.
22307 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22308 (do_ds_constraint): Likewise.
22310 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22312 * doc/cppopts.texi (-dU): Document.
22313 * c-common.h (flag_dump_macros): Update comment.
22314 * c-opts.c (handle_OPT_d): Handle -dU.
22315 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22316 dump_queued_macros, cb_used_define, cb_used_undef): New.
22317 (init_pp_output): Handle -dU.
22318 (cb_line_change): Call dump_queued_macros.
22319 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22321 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22323 * config/avr/predicates.md (io_address_operand): New predicate.
22324 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22325 * config/avr/avr.c (avr_io_address_p): Remove function.
22326 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22327 'avr_io_address_p' function.
22328 (out_movhi_r_mr): (Ditto.).
22329 (out_movqi_mr_r): (Ditto.).
22330 (out_movhi_mr_r): (Ditto.).
22331 (avr_address_cost): (Ditto.).
22333 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22335 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22336 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22337 in 32bit mode when XMM registers are available to avoid store
22339 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22340 corresponding post-reload splitters.
22342 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22344 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22345 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22346 __builtin_ia32_roundss.
22347 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22348 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22349 __builtin_ia32_roundss.
22350 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22351 IX86_BUILTIN_SHUFPD here.
22353 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22355 * config/i386/i386.md (plogic): New.
22356 (plogicprefix): Likewise.
22358 * config/i386/mmx.md (mmx_<code><mode>3): New.
22359 (mmx_and<mode>3): Removed.
22360 (mmx_ior<mode>3): Likewise.
22361 (mmx_xor<mode>3): Likewise.
22363 * config/i386/sse.md (<code><mode>3): New.
22364 (*<code><mode>3): Likewise.
22365 (*<code><mode>3): Likewise.
22366 (<code><mode>3): Likewise.
22367 (*sse_<code><mode>3): Likewise.
22368 (*sse2_<code><mode>3): Likewise.
22369 (<code>tf3): Likewise.
22370 (*<code>tf3): Likewise.
22371 (and<mode>3): Likewise.
22372 (*and<mode>3): Likewise.
22373 (ior<mode>3): Removed.
22374 (*ior<mode>3): Likewise.
22375 (xor<mode>3): Likewise.
22376 (*xor<mode>3): Likewise.
22377 (*and<mode>3): Likewise.
22378 (*ior<mode>3): Likewise.
22379 (*xor<mode>3): Likewise.
22380 (and<mode>3): Likewise.
22381 (*sse_and<mode>3): Likewise.
22382 (*sse2_and<mode>3): Likewise.
22383 (andtf3): Likewise.
22384 (*andtf3): Likewise.
22385 (ior<mode>3): Likewise.
22386 (*sse_ior<mode>3): Likewise.
22387 (*sse2_ior<mode>3): Likewise.
22388 (iortf3): Likewise.
22389 (*iortf3): Likewise.
22390 (xor<mode>3): Likewise.
22391 (*sse_xor<mode>3): Likewise.
22392 (*sse2_xor<mode>3): Likewise.
22393 (xortf3): Likewise.
22394 (*xortf3): Likewise.
22396 2008-04-02 Richard Guenther <rguenther@suse.de>
22398 PR tree-optimization/14495
22399 PR tree-optimization/34793
22400 * tree-vrp.c (struct switch_update): New structure.
22401 (to_remove_edges, to_update_switch_stmts): New VECs.
22402 (simplify_switch_using_ranges): New function. Remove not taken
22403 case labels and edges.
22404 (simplify_stmt_using_ranges): Call it.
22405 (identify_jump_threads): Mark edges we have queued for removal
22406 so we don't thread them.
22407 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22409 * tree-cfg.c (group_case_labels): Deal with missing default label.
22410 (tree_verify_flow_info): Allow missing default label.
22411 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22412 (emit_case_nodes): Likewise.
22413 (expand_case): Do not rely on the default label to be present.
22414 * expr.c (try_casesi): Deal with NULL default_label.
22415 (do_tablejump): Likewise.
22417 2008-04-02 Richard Guenther <rguenther@suse.de>
22419 PR tree-optimization/14495
22420 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22421 SWITCH_EXPR here ...
22422 (vrp_visit_switch_stmt): ... but here (new function).
22423 (find_case_label_index): New helper function.
22424 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22426 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22428 * fwprop.c: Fix ISO-C99ism.
22430 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22433 * Makefile.in (objdir): Set it here.
22434 * configure.ac: Not here. Find dynamic linker characteristics.
22435 * exec-tool.in: Use them.
22436 * aclocal.m4: Regenerate.
22437 * configure: Regenerate.
22439 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22441 * expr.c (expand_var): Delete it.
22442 * expr.h (expand_var): Delete prototype.
22443 * function.c (expand_function_start): Use expand_decl instead.
22444 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22447 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22449 PR rtl-optimization/35542
22450 * fwprop.c (forward_propagate_and_simplify): Replace
22451 loc_reg_mentioned_in_p with reg_mentioned_p.
22453 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22455 PR rtl-optimization/35281
22456 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22457 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22458 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22459 (varying_mem_p): Move above propagate_rtx.
22460 (all_uses_available_at): Do not check MEMs.
22462 2008-04-02 Rafael Espíndola <espindola@google.com>
22464 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22465 (register_edge_assert_for_2): Split the cond argument.
22466 (register_edge_assert_for_1): Adjust for the change in
22467 register_edge_assert_for_2.
22468 (register_edge_assert_for): Split the cond argument.
22469 (find_switch_asserts): Adjust for the change in
22470 register_edge_assert_for.
22472 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22474 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22475 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22476 offsets for 64-bit mingw.
22477 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22478 abi for x86_64-pc-mingw.
22480 2008-04-02 Richard Guenther <rguenther@suse.de>
22482 * tree-vrp.c (extract_range_from_assert): Make sure to not
22483 produce range min/max with TREE_OVERFOW set.
22484 If merging a anti-range and a range keep the anti-range if
22485 the range covers all values of the type.
22486 (register_edge_assert_for_2): Only allow sign-changing
22487 conversions in detecting canonical range checks. Also
22488 register an assert for the unsigned name if useful.
22490 PR tree-optimization/35787
22491 * tree-vrp.c (vrp_val_max): New function.
22492 (vrp_val_min): Likewise.
22493 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22494 (vrp_val_is_min): Likewise.
22495 (supports_overflow_infinity): Use vrp_val_{min,max}.
22496 (negative_overflow_infinity): Likewise.
22497 (positive_overflow_infinity): Likewise.
22498 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22499 (is_positive_overflow_infinity): Likewise.
22500 (is_overflow_infinity): Likewise.
22501 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22502 vrp_val_is_{min,max}.
22503 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22504 to ranges if possible. Avoid empty ranges.
22506 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22508 PR middle-end/35705
22509 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22510 the expression is a function address.
22512 2008-04-01 George Helffrich <george@gcc.gnu.org>
22514 PR fortran/35154, fortran/23057
22515 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22516 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22517 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22518 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22520 (dbxout_syms): Check for COMMON-based symbol and wrap in
22521 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22522 in bracket for efficiency.
22524 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22525 using DW_TAG_common_block + member offset.
22526 (add_pubname_string): New function.
22527 (dw_expand_expr): New function to find block name and offset for
22529 (common_check): New function to check whether symbol in Fortran COMMON.
22530 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22532 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22535 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22537 2008-04-02 Ben Elliston <bje@au.ibm.com>
22539 * config/v850/v850.md (casesi): Remove if (0) code.
22540 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22541 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22543 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22545 * config/i386/i386.md (rex64suffix): New mode attribute.
22546 (floathi<mode>2): Disable expander for SSE math.
22547 (*floathi<mode>2_1): New insn insn_and_split pattern.
22548 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22549 corresponding post-reload splitters.
22550 (*floathi<mode>2_i387): New macroized insn pattern.
22551 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22552 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22553 insn_and_split pattern.
22554 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22555 New macroized instruction patterns and corresponding post-reload
22557 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22558 and corresponding post-reload splitters.
22559 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22560 New macroized instruction patterns.
22561 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22562 macroized instruction patterns and corresponding post-reload splitters.
22563 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22564 corresponding post-reload splitters.
22565 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22566 New macroized instruction patterns.
22567 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22568 corresponding post-reload splitters.
22569 (*floatsi<mode>2_i387): New macroized instruction patterns.
22571 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22573 * config/i386/i386.md (smaxmin): New.
22574 (umaxmin): Likewise.
22575 (maxminiprefix): Likewise.
22576 (maxminfprefix): Likewise.
22577 (<code><mode>3): Likewise.
22578 (smin<mode>3): Removed.
22579 (smax<mode>3): Likewise.
22581 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22582 (mmx_<code>v4hi3): Likewise.
22583 (mmx_<code>v8qi3): Likewise.
22584 (mmx_smaxv2sf3): Removed.
22585 (mmx_sminv2sf3): Likewise.
22586 (mmx_umaxv8qi3): Likewise.
22587 (mmx_smaxv4hi3): Likewise.
22588 (mmx_uminv8qi3): Likewise.
22589 (mmx_sminv4hi3): Likewise.
22591 * config/i386/sse.md (<addsub><mode>3): New.
22592 (*<addsub><mode>3): Likewise.
22593 (<sse>_vm<addsub><mode>3): Likewise.
22594 (<maxmin><mode>3): Likewise.
22595 (*<maxmin><mode>3_finite): Likewise.
22596 (*<maxmin><mode>3): Likewise.
22597 (<sse>_vm<maxmin><mode>3): Likewise.
22598 (sse3_h<addsub>v4sf3): Likewise.
22599 (sse3_h<addsub>v2df3): Likewise.
22600 (<maxmin>v16qi3): Likewise.
22601 (*<maxmin>v16qi3): Likewise.
22602 (<maxmin>v8hi3): Likewise.
22603 (*<maxmin>v8hi3): Likewise.
22604 (*sse4_1_<maxmin><mode>3): Likewise.
22605 (*sse4_1_<maxmin><mode>3): Likewise.
22606 (add<mode>3): Removed.
22607 (*add<mode>3): Likewise.
22608 (<sse>_vmadd<mode>3): Likewise.
22609 (sub<mode>3): Likewise.
22610 (*sub<mode>3): Likewise.
22611 (<sse>_vmsub<mode>3): Likewise.
22612 (smin<mode>3): Likewise.
22613 (*smin<mode>3_finite): Likewise.
22614 (*smin<mode>3): Likewise.
22615 (<sse>_vmsmin<mode>3): Likewise.
22616 (smax<mode>3): Likewise.
22617 (*smax<mode>3_finite): Likewise.
22618 (*smax<mode>3): Likewise.
22619 (<sse>_vmsmax<mode>3): Likewise.
22620 (sse3_haddv4sf3): Likewise.
22621 (sse3_haddv2df3): Likewise.
22622 (sse3_hsubv4sf3): Likewise.
22623 (sse3_hsubv2df3): Likewise.
22624 (umaxv16qi3): Likewise.
22625 (*umaxv16qi3): Likewise.
22626 (smaxv8hi3): Likewise.
22627 (*smaxv8hi3): Likewise.
22628 (*sse4_1_smax<mode>3): Likewise.
22629 (*sse4_1_umax<mode>3): Likewise.
22630 (uminv16qi3): Likewise.
22631 (*uminv16qi3): Likewise.
22632 (sminv8hi3): Likewise.
22633 (*sminv8hi3): Likewise.
22634 (*sse4_1_smin<mode>3): Likewise.
22635 (*sse4_1_umin<mode>3): Likewise.
22637 2008-04-01 Rafael Espíndola <espindola@google.com>
22639 * tree-cfg.c (verify_expr): remove in_phi.
22640 (verify_stmt): Don't call walk_tree with verify_expr. Use
22641 is_gimple_min_invariant instead of is_gimple_val.
22643 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22645 * doc/include/gpl_v3.texi: Update for manpage generation.
22646 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22648 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22649 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22650 gpl_v3.texi instead of gpl.texi.
22653 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22656 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22658 2008-04-01 Rafael Espíndola <espindola@google.com>
22660 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22661 (extract_code_and_val_from_cond): Use
22662 extract_code_and_val_from_cond_with_ops.
22664 2008-04-01 Jan Hubicka <jh@suse.cz>
22666 * function.c (free_after_compilation): Free epilogue_delay_list.
22667 (prepare_function_start): Assert that previous compilation was freed.
22669 2008-04-01 Jan Hubicka <jh@suse.cz>
22670 Jim Wilson <wilson@tuliptree.org>
22671 Andreas Tobler <andreast@gcc.gnu.org>
22673 PR middle-end/35781
22674 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22675 rtl.emit instead cfun->emit.
22676 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22677 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22679 2008-04-01 Ben Elliston <bje@au.ibm.com>
22681 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22683 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22685 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22687 (fprofile-use): Add var flag_profile_use
22688 * coverage.c (coverage_begin_output): Do not open a gcno file for
22689 output only if -ftest-coverage is set.
22690 Do not add getpwd() to gcda file path.
22691 (build_gcov_info): Check the new flag
22692 flag_profile_datafile_relative_path.
22693 (coverage_init): Use profile_data_prefix.
22694 Read profile counter only if flag_profile_use is set.
22695 * opts.c (common_handle_option): New option fprofile-use=,
22696 fprofile-dir=, fprofile-generate=.
22697 * toplev.c (profile_data_prefix): New variable definition.
22698 * toplev.h (profile_data_prefix): New declaration.
22699 * doc/invoke.tex (Option Summary, Optimization Options):
22702 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22704 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22705 use tmp consistently.
22708 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22709 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22710 UNSPEC_FR_RECIP_APPROX_RES.
22711 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22713 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22716 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22718 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22720 PR middle-end/30186
22721 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22722 element of the vector via a pointer.
22724 2008-03-31 Ian Lance Taylor <iant@google.com>
22726 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22728 2008-03-31 Jan Hubicka <jh@suse.cz>
22730 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22731 get_arg_pointer_save_area.
22732 * expr.c (init_expr): Just clear out rtl.expr.
22733 * function.c (free_after_compilation): Clear out whole RTL structure.
22734 (get_func_frame_size): Merge into ...
22735 (get_frame_size): ... this one.
22736 (assign_stack_local_1): Merge into ...
22737 (assign_stack_local): ... this one.
22738 (expand_function_end): Update call of get_arg_pointer_save_area.
22739 (get_art_pointer_save_area): Remove cfun argument.
22740 * function.h (emit_status): regno_pointer_align does not need length
22741 attribute. Move x_regno_reg_rtx to ...
22742 (regno_reg_rtx): ... new global array.
22743 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22744 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22745 apply_args_value, forced_labels, stack_pointer_delta):
22747 (struct varasm_status): Move here from varasm.c
22748 (struct rtl_data): New. Move here some fields from struct function.
22749 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22750 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22751 used_temp_slots avail_temp_slots, temp_slot_level,
22752 nonlocal_goto_handler_labels): Update accesstors.
22753 (rtl): New global variable.
22754 (struct function): Move some fileds to rtl_data.
22755 (get_arg_pointer_save_area): Update prototype.
22756 * emit-rtl.c (rtl): Declare.
22757 (regno_reg_rtx): Declare.
22758 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22760 (gen_reg_rtx): Update.
22761 (init_virtual_regs): Do not tate emit_status argument.
22762 (init_emit): Do not allocate emit.
22763 * varasm.c (varasm_statuc): Move to function.h.
22764 (n_deferred_constatns): Update accestor.
22765 (init_varasm_status): Do not allocate varasm_status.
22766 (force_const_mem, get_pool_size, output_constant_pool): Update.
22767 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22768 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22770 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22772 PR rtl-optimization/35729
22773 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22776 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22779 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22780 load/store if memory is unaligned.
22781 (*movti_rex64): Likewise.
22783 * config/i386/predicates.md (misaligned_operand): New.
22785 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22788 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22791 2008-03-31 Jan Beulich <jbeulich@novell.com>
22793 * config/ia64/constraints.md: Add 'j' constraint.
22794 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22795 (movdi_internal): Likewise.
22797 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22800 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22802 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22805 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22806 proper error message for the third argument on blendpd and
22809 * config/i386/sse.md (blendbits): New.
22810 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22812 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22814 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22816 2008-03-30 Richard Guenther <rguenther@suse.de>
22818 PR middle-end/31023
22819 * fold-const.c (fold_sign_changed_comparison): Do leave
22820 conversions to base-types alone.
22822 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22824 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22825 the link register if one altivec register is be saved.
22827 2008-03-30 Ben Elliston <bje@au.ibm.com>
22829 * final.c (final_scan_insn): Remove if (0) code.
22831 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22833 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22835 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22837 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22838 of V4SFmode to ix86_binary_operator_ok.
22840 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22842 * config/i386/i386.c (override_options): Initialize
22843 ix86_veclib_handler to ix86_veclibabi_svml when
22844 -mveclibabi=svml is used.
22845 (ix86_veclibabi_svml): New function for SVML ABI style
22846 vectorization support.
22847 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22849 2008-03-28 Rafael Espíndola <espindola@google.com>
22851 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22852 (tree_binary_nonnegative_warnv_p): Make it public.
22853 (tree_single_nonnegative_warnv_p): Make it public.
22854 (tree_invalid_nonnegative_warnv_p): Make it public.
22855 (tree_unary_nonzero_warnv_p): Make it public.
22856 (tree_binary_nonzero_warnv_p): Make it public
22857 (tree_single_nonzero_warnv_p): Make it public.
22858 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22859 (extract_range_from_binary_expr): Split the expr argument.
22860 (extract_range_from_unary_expr): Split the expr argument.
22861 (extract_range_from_comparison): Split the expr argument.
22862 (extract_range_from_expr): Use the new aux functions.
22863 (vrp_evaluate_conditional_warnv): Use
22864 vrp_evaluate_conditional_warnv_with_ops.
22865 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22866 (tree_binary_nonzero_warnv_p): Declare.
22867 (tree_single_nonzero_warnv_p): Declare.
22868 (tree_expr_nonzero_warnv_p): Declare.
22869 (tree_unary_nonnegative_warnv_p): Declare.
22870 (tree_binary_nonnegative_warnv_p): Declare.
22871 (tree_single_nonnegative_warnv_p): Declare.
22872 (tree_invalid_nonnegative_warnv_p): Declare.
22874 2008-03-28 Richard Guenther <rguenther@suse.de>
22876 PR tree-optimization/30317
22877 PR tree-optimization/30911
22878 PR tree-optimization/34793
22879 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22880 (struct assert_locus_d): New member EXPR.
22881 (register_new_assert_for): Add EXPR parameter to support
22882 ASSERT_EXPR <name, expr OP limit>.
22883 (register_edge_assert_for_1): Adjust callers.
22884 (find_assert_locations): Likewise.
22885 (process_assert_insertions_for): Build condition from expression.
22886 (extract_range_from_assert): Handle ASSERT_EXPRs
22887 of the form ASSERT_EXPR <name, expr OP limit>.
22888 (register_edge_assert_for_2): New helper registering
22889 asserts for comparisons. Recognize range tests of the form
22890 (unsigned)i - CST1 OP CST2.
22891 (register_edge_assert_for_1): Use it.
22892 (register_edge_assert_for): Likewise.
22893 (needs_overflow_infinity): Integer sub-types
22894 do not need overflow infinities.
22895 (vrp_val_is_max): The extreme values of integer sub-types
22896 are those of the base type.
22897 (vrp_val_is_min): Likewise.
22898 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22901 2008-03-28 Nick Clifton <nickc@redhat.com>
22904 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22905 Return GENERAL_REGS for stack adjustment reloads.
22907 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22910 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22911 const_vector when all the vectors are constant.
22913 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22915 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22917 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22918 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22920 (s<code>_sf): Use new scc_sf attribute for opcode names.
22922 2008-03-27 Tom Tromey <tromey@redhat.com>
22924 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22925 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22926 config/spu/t-spu-elf, config/i386/t-interix,
22927 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22928 config/i386/x-darwin, config/i386/x-mingw32,
22929 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22930 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22931 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22932 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22933 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22934 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22935 config/score/t-score-elf, config/arm/t-strongarm-pe,
22936 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22937 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22938 Revert automatic dependency patch.
22940 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22943 * config/i386/i386.c (ix86_function_arg_boundary): Align
22944 decimal floating point to its natural boundary.
22946 2008-03-27 Richard Guenther <rguenther@suse.de>
22948 PR middle-end/35716
22949 * fold-const.c (fold_comparison): Restrict distinct decl
22950 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22951 solely rely on operand_equal_p.
22953 2008-03-27 Richard Guenther <rguenther@suse.de>
22956 * c-common.c (handle_weak_attribute): Reject combination of
22959 2008-03-27 Richard Guenther <rguenther@suse.de>
22961 PR tree-optimization/32810
22962 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22963 conversions from DECL_INITIAL.
22964 (fold_const_aggregate_ref): Likewise from constructor elements.
22966 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22968 * tree-affine.h (aff_combination_expand): Declare.
22969 (get_inner_reference_aff): Likewise.
22970 * tree-affine.c (aff_combination_expand): Split out from
22971 tree_to_aff_combination_expand.
22972 (get_inner_reference_aff): New function.
22973 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22974 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22975 (struct lim_aux_data): sm_done field removed.
22976 (mem_ref_loc_p, mem_ref_locs_p): New types.
22977 (struct mem_ref): Added id, stored, accesses_in_loop,
22978 indep_loop, dep_loop, indep_ref, dep_ref fields.
22979 Removed is_stored, locs and next fields.
22980 (memory_accesses): New variable.
22981 (movement_possibility): Do not allow moving statements
22982 that store to memory.
22983 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22985 (determine_max_movement): For statements with memory references,
22986 find the outermost loop in that the reference is independent.
22987 (move_computations_stmt): Mark the virtual operands for renaming.
22988 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22989 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22990 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22991 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22992 create_vop_ref_mapping, analyze_memory_references,
22993 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22994 get_all_locs_in_loop, ref_always_accessed_p,
22995 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22996 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22997 store_motion_loop, store_motion): New functions.
22998 (struct vop_to_refs_elt): New type.
22999 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23000 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23001 (schedule_sm): Replaced by...
23002 (execute_sm): ... this.
23003 (determine_lsm_ref, hoist_memory_references,
23004 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23005 find_more_ref_vops, free_mem_ref, free_mem_refs,
23006 determine_lsm_loop, determine_lsm): Removed.
23007 (tree_ssa_lim_finalize): Free data structures used by store motion.
23008 (tree_ssa_lim): Call analyze_memory_references. Use
23009 store_motion instead of determine_lsm.
23011 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23013 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23014 rename tmake_file to m68hc11/t-m68hc11.
23015 (mcore): Set inhibit_libc to true.
23016 * config.host (alpha*-dec-*vms*): Set extra_programs.
23017 (interix3*): Don't use host_xmake_file.
23018 * configure.ac: Let config.gcc override inhibit_libc.
23019 * configure: Regenerate.
23021 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23022 * config/t-openbsd-thread: Remove commented out lines.
23024 * config/x-interix: Remove.
23026 * config/m68hc11/t-m68hc11-gas: Rename to...
23027 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23029 * config/mcore/t-mcore: Remove T_CFLAGS.
23030 * config/mcore/t-mcore-pe: Likewise.
23032 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23034 * configure.ac: Replace custom __GNU_SOURCE test with
23035 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23036 * aclocal.m4: Regenerate.
23037 * configure: Regenerate.
23038 * config.in: Regenerate.
23040 2008-03-27 Richard Guenther <rguenther@suse.de>
23042 * fold-const.c (target.h): Include.
23043 (fold_comparison): Fold comparison of addresses of decls
23044 that bind locally or of constants. Consolidate address folding code.
23045 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23046 results from fold_binary_to_constant.
23047 (compare_values_warnv): Likewise.
23049 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23051 PR middle-end/35429
23052 * fold-const.c (fold_truthop): Check for integeral types when folding
23053 a == 0 && b == 0 and a != 0 || b != 0 .
23055 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23057 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23059 2008-03-26 Andreas Schwab <schwab@suse.de>
23061 * doc/invoke.texi: Fix use of @item vs. @itemx.
23063 2008-03-26 Tom Tromey <tromey@redhat.com>
23065 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23066 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23067 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23068 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23069 build/genconstants.o, build/genemit.o, build/genextract.o,
23070 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23071 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23074 2008-03-26 Richard Guenther <rguenther@suse.de>
23077 2008-03-26 Richard Guenther <rguenther@suse.de>
23079 * fold-const.c (target.h): Include.
23080 (fold_comparison): Fold comparison of addresses of two decls
23081 that bind locally. Consolidate address folding code.
23083 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23085 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23086 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23087 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23088 dconstsqrt2, dconstthird, dconste and/or dconst10.
23089 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23090 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23091 dconstsqrt2, dconste): Delete.
23092 (init_emit_once): Likewise. Simplify initializing dconstm1.
23094 * real.c (get_real_const): New.
23095 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23096 dconstsqrt2, dconste): Delete.
23097 (real_value_const, get_real_const): New.
23099 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23101 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23103 * config/i386/i386.c (ix86_function_arg_boundary): Check
23104 BIGGEST_ALIGNMENT instead of 128.
23105 (setup_incoming_varargs_64): Likewise.
23107 2008-03-26 Tom Tromey <tromey@redhat.com>
23109 * Makefile.in (DEPFILES): Add missing '/'.
23111 2008-03-26 Richard Guenther <rguenther@suse.de>
23113 * fold-const.c (target.h): Include.
23114 (fold_comparison): Fold comparison of addresses of two decls
23115 that bind locally. Consolidate address folding code.
23117 2008-03-26 Nick Clifton <nickc@redhat.com>
23120 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23121 not allow INT+INT as a legitimate addressing mode.
23123 2008-03-26 Richard Guenther <rguenther@suse.de>
23125 * tree-flow.h (widen_bitfield): Remove declaration.
23126 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23127 (widen_bitfield): Remove function.
23128 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23131 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23134 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23137 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23139 PR rtl-optimization/35232
23140 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23141 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23142 reg_reloaded_call_part_clobbered here.
23143 (reload_regs_reach_end_p): New function.
23144 (reload_reg_rtx_for_input): New variable.
23145 (reload_reg_rtx_for_output): Likewise.
23146 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23147 when reassigning a pseudo register. Load reloadreg from
23148 reload_reg_rtx_for_input, moving the mode and register
23150 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23151 instead of the original when deciding whether an input reload
23152 would be a no-op or whether an output reload can be deleted.
23153 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23154 when setting up new_spill_reg_store. Load it from
23155 reload_reg_rtx_for_output, moving the mode and register
23157 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23158 instead of the original when deciding whether an output reload
23159 would be a no-op. Do the same when modifying insn notes.
23160 Use rtx_equal_p instead of == to compare the registers.
23161 (inherit_piecemeal_p): Take a mode and two register numbers
23163 (emit_reload_insns): Clear new_spill_reg_store for every hard
23164 register in the reload register. Remove spill registers
23165 from reg_reloaded_valid before considering whether to record
23166 inheritance information for them. Use reload_reg_rtx_for_output
23167 instead of reg_rtx when recording output reloads. Use
23168 reload_reg_rtx_for_input instead of reg_rtx when recording
23169 input reloads. Set or clear reg_reloaded_call_part_clobbered
23170 at the same time as setting reg_reloaded_valid.
23171 (delete_output_reload): Add a new_reload_reg parameter and use it
23172 instead of rld[j].reg_rtx.
23173 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23176 2008-03-25 Tom Tromey <tromey@redhat.com>
23178 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23179 (build/genattr.o): Likewise.
23180 (build/genattrtab.o): Likewise.
23181 (build/gencodes.o): Likewise.
23182 (build/genconfig.o): Likewise.
23183 (build/genconstants.o): Likewise.
23184 (build/genemit.o): Likewise.
23185 (build/genextract.o): Likewise.
23186 (build/genflags.o): Likewise.
23188 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23190 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23191 instead of size_int for integer types.
23192 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23193 to match type of MINUS_EXPR.
23195 2008-03-25 Tom Tromey <tromey@redhat.com>
23197 * configure: Rebuilt.
23198 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23201 2008-03-25 Tom Tromey <tromey@redhat.com>
23203 * config/x-solaris (host-solaris.o): Update.
23204 * config/x-linux (host-linux.o): Update.
23205 * config/x-hpux (host-hpux.o): Update.
23206 * config/x-darwin (host-darwin.o): Update.
23207 * config/v850/t-v850e (v850-c.o): Update.
23208 * config/v850/t-v850 (v850-c.o): Update.
23209 * config/t-vxworks (vxworks.o): Update.
23210 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23211 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23212 * config/spu/t-spu-elf (spu-c.o): Update.
23214 * config/sh/t-symbian (sh-c.o): Update.
23215 (symbian.o): Update.
23216 * config/sh/t-sh (sh-c.o): Update.
23217 * config/score/t-score-elf (score7.o, score3.o): Update.
23218 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23219 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23220 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23221 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23222 (rs6000.o): Remove.
23223 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23224 * config/m32c/t-m32c (m32c-pragma.o): Update.
23225 * config/ia64/t-ia64 (ia64-c.o): Update.
23226 * config/i386/x-mingw32 (host-mingw32.o): Update.
23227 * config/i386/x-i386 (driver-i386.o): Update.
23228 * config/i386/x-darwin (host-i386-darwin.o): Update.
23229 * config/i386/x-cygwin (host-cygwin.o): Update.
23230 * config/i386/t-nwld (nwld.o): Update.
23231 * config/i386/t-netware (netware.o): Update.
23232 * config/i386/t-interix (winnt.o): Update.
23233 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23234 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23235 msformat-c.o): Update.
23236 * config/bfin/t-bfin-linux (generated_files): Add
23237 linux-sysroot-suffix.h.
23238 * config/arm/t-wince-pe (pe.o): Update.
23239 * config/arm/t-strongarm-pe (pe.o): Update.
23240 * config/arm/t-pe (pe.o): Update.
23241 * config/arm/t-arm (arm-c.o): Update.
23242 * doc/install.texi (Prerequisites): Require make 3.80.
23243 * Makefile.in: Remove .o targets.
23244 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23245 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23246 (simple_generated_h, simple_generated_c): Move earlier.
23247 (generated_files): New variable.
23248 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23249 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23250 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23251 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23252 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23253 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23254 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23255 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23256 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23257 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23258 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23259 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23261 (COMPILE.base, COMPILE): New variables.
23262 (%.o): New pattern rule.
23263 (ALL_HOST_OBJS): New variable.
23264 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23265 (dummy-checksum.o, cc1-checksum.o): Remove.
23266 (DRIVER_SHLIB): New variable.
23267 (DRIVER_DEFINES): Use it.
23268 (gencondmd.c): Move out of build/.
23269 (s-conditions): Update.
23270 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23271 (ALL_BUILD_OBJS): Likewise.
23272 (build/%.o): Use BUILDCOMPILE.
23273 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23274 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23275 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23276 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23277 build/genconfig.o, build/genconstants.o, build/genemit.o,
23278 build/genextract.o, build/genflags.o, build/genmddeps.o,
23279 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23280 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23281 build/gen-protos.o, build/scan.o, build/fix-header.o,
23282 build/scan-decls.o): Simplify.
23283 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23284 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23285 prefix.o, toplev.o): Reduce to variable setting.
23286 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23287 ($(out_object_file), gcc-options.o): New targets.
23288 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23289 * configure: Rebuilt.
23290 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23291 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23293 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23295 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23296 complain when we hit an error, return ERROR_MARK_NODE.
23298 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23300 * config/sh/constraints.md (Pso, Psz): New constraints.
23301 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23302 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23304 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23306 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23307 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23309 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23311 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23312 (prefetch_sh2a): New.
23314 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23315 Naveen.H.S <naveen.hs@kpitcummins.com>
23317 * config/sh/constraints.md (I28): New constraint.
23318 * config/sh/sh.c (broken_move): Add support for movi20s.
23319 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23321 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23322 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23323 Naveen.H.S <naveen.hs@kpitcummins.com>
23325 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23326 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23327 (print_operand): Handle resbank in %@ operand code.
23328 (sh_encode_section_info): New.
23329 (push_regs): Add conditions for resbank.
23330 (sh_expand_epilogue): Likewise.
23331 (sh_insert_attributes): Likewise.
23332 (sh_attribute_table): Likewise.
23333 (sh_handle_resbank_handler_attribute): New.
23334 (sh2a_handle_function_vector_handler_attribute): New.
23335 (sh2a_is_function_vector_call): New.
23336 (sh2a_get_function_vector_number): New.
23337 (sh2a_function_vector_p): New.
23338 (sh_cfun_resbank_handler_p): New.
23339 * config/sh/sh.md (calli): Emit jsr/n if possible.
23340 (calli_tbr_rel): New.
23341 (calli_pcrel): Emit jsr/n if possible.
23342 (return_i): Emit rts/n if possible.
23343 (call_valuei_tbr_rel): New.
23344 (call_valuei_pcrel): Add condition for SH2A target.
23345 (call_value): Likewise.
23346 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23347 (sh2a_get_function_vector_number): Likewise.
23348 (sh2a_is_function_vector_call): Likewise.
23349 * doc/extend.texi: Document TBR relative addressing of SH2A.
23350 (resbank): Add description for SH2A.
23352 2008-03-24 Richard Guenther <rguenther@suse.de>
23355 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23356 pointer assignments change conversions according to middle-end rules.
23357 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23358 * configure.ac: Include type checking in yes.
23359 * configure: Regenerate.
23361 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23363 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23364 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23366 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23368 * gthr-vxworks.h (UNUSED): Define.
23370 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23372 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23374 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23376 * doc/extend.texi (Function Attributes): Add missing comma in the
23377 example of the "alloc_size" attribute.
23379 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23382 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23384 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23387 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23390 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23391 of the underlying type of a MS bitfield layout to the natural
23392 alignment of the type.
23394 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23396 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23397 to their natural alignment to avoid store forwarding stalls.
23399 2008-03-22 Richard Guenther <rguenther@suse.de>
23401 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23402 For PHI nodes verify the address is invariant.
23403 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23404 (get_symbol_constant_value): Use is_gimple_min_invariant.
23405 (maybe_fold_stmt_indirect): Likewise.
23407 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23409 PR rtl-optimization/33927
23410 * Makefile.in (dse.o): Depend on $(TM_P_H).
23411 * expr.h (extract_low_bits): Declare.
23412 * expmed.c (extract_low_bits): New function.
23413 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23414 * dse.c: Include tm_p.h.
23415 (find_shift_sequence): Remove the read_reg argument and return the
23416 read value. Emit the instructions instead of returning them.
23417 Iterate on new_mode rather than calculating it each time.
23418 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23419 source to NEW_MODE and extract_low_bits to convert the shifted
23420 value to READ_MODE.
23421 (replace_read): Allow the load and store to have different mode
23422 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23423 or extraction instructions before trying the replacement. Update
23424 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23426 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23428 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23429 to their natural alignment to avoid store forwarding stalls.
23431 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23434 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23435 encouraging but not allowing gprs for input;
23436 change the input constraint to !f#r.
23437 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23439 change the output constraint to !f#r.
23441 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23444 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23445 corresponding post-reload splitters.
23446 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23447 when x87 FP math is selected.
23448 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23449 New function prototype.
23450 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23451 unreachable function to ease macroization of insn patterns.
23453 2008-03-21 Martin Jambor <mjambor@suse.cz>
23455 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23456 reference dumps if ddr is NULL or dependence is unknown.
23458 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23460 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23461 unsigned extension into account.
23462 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23463 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23464 Do computations on a scratch register.
23466 2008-03-21 Richard Guenther <rguenther@suse.de>
23468 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23469 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23470 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23471 * tree-ssa-dom.c (record_equality): Likewise.
23472 * tree-inline.c (copy_body_r): Likewise.
23473 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23476 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23478 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23479 as 'delete_unused' argument.
23481 2008-03-20 Richard Guenther <rguenther@suse.de>
23483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23484 special casing of constant qualifiers.
23485 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23486 care about them in general.
23487 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23488 regardless of their type.
23489 (fold_stmt_r): Forcefully fold *& if we end up with that.
23491 2008-03-20 Paul Brook <paul@codesourcery.com>
23493 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23494 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23496 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23498 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23499 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23501 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23503 * common.opt (Wmudflap): New option.
23504 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23505 (mx_register_decls): Likewise.
23506 (mudflap_finish_file): Likewise.
23507 * doc/invoke.texi: Document -Wno-mudflap.
23509 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23511 * c-format.c (replace_format_name_to_system_name): New.
23512 (cmp_attribs): New.
23513 (convert_format_name_to_system_name): New.
23514 (decode_format_attr): Add use of convert_format_name_to_system_name.
23515 (format_types_orig): Add gnu_ prefix to names.
23516 (check_format_info_main): Special treating of \0 escaped names for
23517 supporting multi-character format specifiers as I32, I64.
23518 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23519 (gnu_target_overrides_format_attributes): New.
23520 * c-format.h: Add structure target_ovr_attr to hold
23521 system specific formatter names.
23522 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23523 msformat-c.o file to c_target_objs and cxx_target_objs.
23524 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23525 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23526 (TARGET_N_FORMAT_TYPES): New.
23527 * config/i386/msformat-c.c: New.
23528 * config/i386/t-cygming: Add build rule for msformat-c.o.
23529 * doc/extend.texi: Add new format names gnu_* and ms_* and
23531 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23533 2008-03-20 Ira Rosen <irar@il.ibm.com>
23535 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23536 optimizations turned on under -O3.
23537 (ftree-vectorize): Add that the flag is turned on with -O3.
23539 2008-03-20 Ben Elliston <bje@au.ibm.com>
23541 * regmove.c (try_auto_increment): Fix spelling error in comment.
23542 * final.c (final_scan_insn): Likewise.
23544 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23547 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23548 allocator preferences for "y" and "r" class registers.
23549 ("*mov<mode>_internal"): Ditto.
23550 ("*movv2sf_internal_rex64"): Ditto.
23551 ("*movv2sf_internal"): Ditto.
23553 2008-03-19 Michael Matz <matz@suse.de>
23555 PR middle-end/35616
23556 * calls.c (expand_call): Check overlap of arguments with call
23557 address for sibcalls.
23559 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23562 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23563 of the underlying type of a MS bitfield layout to the natural
23564 alignment of the type.
23566 2008-03-19 Jan Hubicka <jh@suse.cz>
23569 * toplev.c (decode_d_option): Handle all CPP flags.
23570 * tree-vrp.c: Update tree_pass descriptors.
23571 * regrename.c: Update tree_pass descriptors.
23572 * fwprop.c: Update tree_pass descriptors.
23573 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23574 * tree-into-ssa.c: Update tree_pass descriptors.
23575 * tree-dump.c: Update tree_pass descriptors.
23576 * tree-complex.c: Update tree_pass descriptors.
23577 * tree-dump.h: Update tree_pass descriptors.
23578 * see.c: Update tree_pass descriptors.
23579 * cgraphbuild.c: Update tree_pass descriptors.
23580 * tracer.c: Update tree_pass descriptors.
23581 * tree-loop-distribution.c: Update tree_pass descriptors.
23582 * cgraph.c: Update tree_pass descriptors.
23583 * postreload-gcse.c: Update tree_pass descriptors.
23584 * postreload.c: Update tree_pass descriptors.
23585 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23586 * tree-tailcall.c: Update tree_pass descriptors.
23587 * tree-pass.h (tree_opt_pass): Rename to ...
23588 (opt_pass) ... this one; add "type" field and remove letter field.
23589 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23590 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23591 all_lowering_passes): Update declaration.
23592 * ipa-cp.c: Update tree_pass descriptors.
23593 * final.c: Update tree_pass descriptors.
23594 * omp-low.c: Update tree_pass descriptors.
23595 * tree-ssa-dse.c: Update tree_pass descriptors.
23596 * ipa-reference.c: Update tree_pass descriptors.
23597 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23598 * auto-inc-dec.c: Update tree_pass descriptors.
23599 * reorg.c: Update tree_pass descriptors.
23600 * cgraphunit.c: Update tree_pass descriptors.
23601 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23602 * tree-ssa-ccp.c: Update tree_pass descriptors.
23603 * df-core.c: Update tree_pass descriptors.
23604 * mode-switching.c: Update tree_pass descriptors.
23605 * tree-nomudflap.c: Update tree_pass descriptors.
23606 * modulo-sched.c: Update tree_pass descriptors.
23607 * ipa-pure-const.c: Update tree_pass descriptors.
23608 * cse.c: Update tree_pass descriptors.
23609 * web.c: Update tree_pass descriptors.
23610 * tree-stdarg.c: Update tree_pass descriptors.
23611 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23612 * tree-ssa-dom.c: Update tree_pass descriptors.
23613 * tree-nrv.c: Update tree_pass descriptors.
23614 * tree-ssa-alias.c: Update tree_pass descriptors.
23615 * loop-init.c: Update tree_pass descriptors.
23616 * gimple-low.c: Update tree_pass descriptors.
23617 * ipa-inline.c: Update tree_pass descriptors.
23618 * tree-ssa-sink.c: Update tree_pass descriptors.
23619 * global.c: Update tree_pass descriptors.
23620 * ifcvt.c: Update tree_pass descriptors.
23621 * jump.c: Update tree_pass descriptors.
23622 * predict.c: Update tree_pass descriptors.
23623 * tree-ssa-loop.c: Update tree_pass descriptors.
23624 * recog.c: Update tree_pass descriptors.
23625 * dse.c: Update tree_pass descriptors.
23626 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23627 * tree-eh.c: Update tree_pass descriptors.
23628 * regmove.c: Update tree_pass descriptors.
23630 * function.c: Update tree_pass descriptors.
23631 * tree-vectorizer.c: Update tree_pass descriptors.
23632 * gcse.c: Update tree_pass descriptors.
23633 * ipa-type-escape.c: Update tree_pass descriptors.
23634 * tree-if-conv.c: Update tree_pass descriptors.
23635 * init-regs.c: Update tree_pass descriptors.
23636 * ipa.c: Update tree_pass descriptors.
23637 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23638 * rtl-factoring.c: Update tree_pass descriptors.
23639 * lower-subreg.c: Update tree_pass descriptors.
23640 * bt-load.c: Update tree_pass descriptors.
23641 * tree-dfa.c: Update tree_pass descriptors.
23642 * except.c: Update tree_pass descriptors.
23643 * emit-rtl.c: Update tree_pass descriptors.
23644 * cfgexpand.c: Update tree_pass descriptors.
23645 * tree-cfgcleanup.c: Update tree_pass descriptors.
23646 * cfgcleanup.c: Update tree_pass descriptors.
23647 * tree-ssa-pre.c: Update tree_pass descriptors.
23648 * tree-sra.c: Update tree_pass descriptors.
23649 * tree-mudflap.c: Update tree_pass descriptors.
23650 * tree-ssa-copy.c: Update tree_pass descriptors.
23651 * cfglayout.c: Update tree_pass descriptors.
23652 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23653 * tree-ssa-dce.c: Update tree_pass descriptors.
23654 * tree-ssa.c: Update tree_pass descriptors.
23655 * regclass.c: Update tree_pass descriptors.
23656 * integrate.c: Update tree_pass descriptors.
23657 * tree-optimize.c: Update tree_pass descriptors.
23658 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23659 * tree-object-size.c: Update tree_pass descriptors.
23660 * combine.c: Update tree_pass descriptors.
23661 * tree-outof-ssa.c: Update tree_pass descriptors.
23662 * bb-reorder.c: Update tree_pass descriptors.
23663 * stack-ptr-mod.c: Update tree_pass descriptors.
23664 * var-tracking.c: Update tree_pass descriptors.
23665 * tree-profile.c: Update tree_pass descriptors.
23666 * tree-vect-generic.c: Update tree_pass descriptors.
23667 * reg-stack.c: Update tree_pass descriptors.
23668 * sched-rgn.c: Update tree_pass descriptors.
23669 * tree-ssa-structalias.c: Update tree_pass descriptors.
23670 * tree-cfg.c: Update tree_pass descriptors.
23671 * passes.c (current_pass): Update declaration.
23672 (finish_optimization_passes): Update.
23673 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23674 (register_one_dump_file, register_dump_files_1, next_pass_1):
23676 (init_optimization_passes): Update handling of new types.
23677 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23678 * ipa-struct-reorg.c: Update tree_pass descriptors.
23679 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23680 * combine-stack-adj.c: Update tree_pass descriptors.
23681 * cfgrtl.c: Update tree_pass descriptors.
23682 * dce.c: Update tree_pass descriptors.
23683 * tree-ssanames.c: Update tree_pass descriptors.
23685 2008-03-19 Richard Guenther <rguenther@suse.de>
23687 PR middle-end/35609
23688 * tree-ssa.c (walk_data): New structure.
23689 (warn_uninitialized_var): If not always_executed warn with "maybe"
23691 (execute_early_warn_uninitialized): Compute post-dominators.
23692 Initialize always_executed before processing each basic block.
23694 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23697 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23698 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23700 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23702 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23704 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23706 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23708 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23709 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23710 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23711 target after ignore has been set, and move there also the commputation
23712 of subtarget and original_target.
23713 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23714 (LANG_HOOKS_INITIALIZER): Remove it.
23715 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23717 2008-03-18 Richard Guenther <rguenther@suse.de>
23719 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23720 found an expression with constants, note that in the VN for the lhs.
23721 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23722 fold them to constants if possible. Run cleanup_cfg if done so.
23723 (execute_pre): Return todo.
23724 (do_pre): Likewise.
23725 (execute_fre): Likewise.
23726 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23728 (get_prop_source_stmt): Look through pointer conversions.
23730 2008-03-18 Jan Hubicka <jh@suse.cz>
23732 * tree-pretty-print.c: Include predict.h.
23733 (dump_generic_node): Dump predictor.
23734 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23735 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23736 * gimple-low.c (lower_stmt): Likewise.
23737 * expr.c (expand_expr_real): Likewise.
23738 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23740 (build_predict_expr, build_predict_expr): New.
23741 * predict.h (predictor_name, build_predict_expr): Update.
23742 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23743 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23744 * predict.def (PRED_CONTINUE): Update hitrate.
23745 * tree.def (PREDICT_EXPR): Define.
23746 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23747 do not handle BIND_EXPR.
23748 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23749 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23750 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23753 2008-03-18 Michael Matz <matz@suse.de>
23755 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23757 2008-03-18 Richard Guenther <rguenther@suse.de>
23759 * tree-gimple.h (is_gimple_invariant_address): Declare.
23760 (is_gimple_constant): Likewise.
23761 * tree-gimple.c (is_gimple_constant): New function.
23762 (is_gimple_invariant_address): Likewise.
23763 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23764 and is_gimple_invariant_address.
23765 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23767 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23768 an addressable base.
23770 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23772 PR middle-end/35611
23773 * gimplify.c (gimplify_expr): Gimplify second operand of
23776 2008-03-17 Richard Guenther <rguenther@suse.de>
23778 PR tree-optimization/19637
23779 * fold-const.c (fold_unary): Remove restrictions of removing
23780 intermediate pointer-conversions (P2)(P1)P0.
23781 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23782 conversion to void pointer.
23783 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23785 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23788 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23789 emulated thread local variables.
23791 2008-03-16 Richard Guenther <rguenther@suse.de>
23793 PR middle-end/35607
23794 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23795 expand TREE_INVARIANT operations that are not gimple invariant.
23797 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23799 * doc/extend.texi (Alignment): Say that the ABI controls
23800 the __alignof__ for non-strict-alignment targets rather
23801 than being a recommendation.
23803 2008-03-15 Paul Brook <paul@codesourcery.com>
23805 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23807 (arm_output_fn_unwind): Mark functions that can not be unwound.
23809 2008-03-15 Paul Brook <paul@codesourcery.com>
23811 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23812 extension instructions.
23814 2008-03-15 Richard Guenther <rguenther@suse.de>
23816 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23817 and fold constant aggregate refs.
23818 (fold_const_aggregate_ref): Handle string constants
23819 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23820 (evaluate_stmt): Simplify now that ccp_fold folds constant
23823 2008-03-15 Paul Brook <paul@codesourcery.com>
23825 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23826 (extzv): Use gen_extzv_t2.
23827 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23829 2008-03-15 Richard Guenther <rguenther@suse.de>
23831 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23832 (fold_const_aggregate_ref): Likewise.
23833 (get_value): Return NULL if we don't have any values.
23834 (ccp_finalize): Set const_val to NULL after freeing it.
23835 * tree-flow.h (get_symbol_constant_value): Declare.
23836 (fold_const_aggregate_ref): Likewise.
23837 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23839 2008-03-15 Richard Guenther <rguenther@suse.de>
23841 PR middle-end/35593
23842 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23843 to not produce negative array indices if not allowed. Add
23844 parameter to indicate that.
23845 (maybe_fold_offset_to_component_ref): Allow negative array
23846 indices only for the first member of a structure.
23847 (maybe_fold_offset_to_reference): Allow negative array indices.
23848 (maybe_fold_stmt_addition): Likewise.
23850 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23851 Anatoly Sokolov <aesok@post.ru>
23853 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23854 (avr_arch): Add ARCH_AVR6.
23855 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23856 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23857 instead of fixed value 2.
23858 (print_operand_address): Use gs() asm specifier instead of pm().
23859 (avr_assemble_integer): (Ditto.).
23860 (avr_output_addr_vec_elt): (Ditto.).
23861 (print_operand): Handle "!" code.
23862 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23863 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23864 (AVR_HAVE_EIJMP_EICALL): Define.
23865 (AVR_3_BYTE_PC): Redefine.
23866 (AVR_2_BYTE_PC): (Ditto.).
23867 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23868 (LINK_SPEC): Add atmega2560 and atmega2561.
23869 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23871 * config/avr/avr.md (call_insn): Use eicall instead of icall
23872 for 3 byte PC devices.
23873 (call_value_insn): (Ditto.).
23874 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23875 (indirect_jump): Use only for for 2 byte PC devices.
23876 (*tablejump): (Ditto.).
23877 (*indirect_jump_avr6): Add insn.
23878 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23879 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23880 instead of ijmp for 3 byte PC devices.
23881 (__tablejump2__): (Ditto.).
23882 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23883 (MULITLIB_DIRNAMES): (Ditto.).
23884 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23886 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23888 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23889 "sse2_umulsidi3". Use V1DI mode for operand 0.
23890 ("mmx_psadbw"): Use V1DI mode for operand 0.
23891 * config/i386/i386-modes.def (V1SI): New vector mode.
23892 * config/i386/i386.c (struct builtin_description)
23893 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23894 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23895 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23896 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23897 v1di_ftype_v8qi_v8qi type.
23898 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23900 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23901 __builtin_ia32_pmuludq]: Fix the mode of return value.
23903 2008-03-15 Richard Guenther <rguenther@suse.de>
23905 PR middle-end/35595
23906 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23909 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23911 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23912 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23913 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23914 unless TARGET_SERIALIZE_VOLATILE is enabled.
23915 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23916 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23917 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23919 2008-03-14 Richard Guenther <rguenther@suse.de>
23921 PR tree-optimization/34172
23922 * tree-flow.h (refs_may_alias_p): Declare.
23923 (get_single_def_stmt): Likewise.
23924 (get_single_def_stmt_from_phi): Likewise.
23925 (get_single_def_stmt_with_phi): Likewise.
23926 * tree-dfa.c (refs_may_alias_p): New function.
23927 (get_single_def_stmt): Likewise.
23928 (get_single_def_stmt_from_phi): Likewise.
23929 (get_single_def_stmt_with_phi): Likewise.
23930 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23931 (vn_reference_lookup_1): New helper function.
23932 (vn_reference_lookup): Walk the virtual use-def chain to
23933 continue searching for a match if the def does not alias the
23934 reference we are looking for.
23936 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23938 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23939 archive and Perzl. Update The Written Word listing.
23941 2008-03-14 Richard Guenther <rguenther@suse.de>
23943 PR tree-optimization/34043
23944 PR tree-optimization/33989
23945 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23947 (bitmap_find_leader): Use extra argument to verify dominance
23948 relationship inside a basic-block.
23949 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23950 (find_leader_in_sets): Adjust.
23951 (create_component_ref_by_pieces): Take extra argument for
23952 dominance check, handle lookup failures.
23953 (find_or_generate_expression): Likewise.
23954 (create_expression_by_pieces): Likewise.
23955 (insert_into_preds_of_block): Adjust.
23956 (create_value_expr_from): If asked for, verify all operands
23957 are in the blocks AVAIL_OUT set.
23958 (make_values_for_stmt): Check for SSA_NAMEs that are life
23959 over an abnormal edge.
23960 (compute_avail): Remove such check.
23961 (do_SCCVN_insertion): New function.
23962 (eliminate): If we do not find a leader suitable for replacement
23963 insert a replacement expression from SCCVN if available.
23964 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23965 (struct vn_ssa_aux): Add needs_insertion flag.
23966 * tree-ssa-sccvn.c (may_insert): New global flag.
23967 (copy_reference_ops_from_ref): Value-number union member access
23968 based on its size, not type and member if insertion is allowed.
23969 (visit_reference_op_load): For a weak match from union type
23970 punning lookup a view-converted value and insert a SSA_NAME
23971 for that value if that is not found.
23972 (visit_use): Make dumps shorter. Do not disallow value numbering
23973 SSA_NAMEs that are life over an abnormal edge to constants.
23974 (free_scc_vn): Release inserted SSA_NAMEs.
23975 (run_scc_vn): New flag to specify whether insertion is allowed.
23976 Process SSA_NAMEs in forward order.
23977 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23978 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23979 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23980 pointer type to/from integral types that do not change the
23981 precision to regular conversions.
23983 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23985 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23986 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23987 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23988 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23989 input arguments and the mode of return value. Built-in functions
23990 that operate on whole 64-bit MMX register now use V1DI mode.
23992 2008-03-13 Alon Dayan <alond@il.ibm.com>
23993 Olga Golovanevsky <olga@il.ibm.com>
23995 PR tree-optimization/35041
23996 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23997 to locate the right position in a statement.
23999 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24003 * config/i386/xmmintrin.h: Change all static inline functions to
24004 extern inline and add __gnu_inline__ attribute.
24005 * config/i386/bmintrin.h: Ditto.
24006 * config/i386/smmintrin.h: Ditto.
24007 * config/i386/tmmintrin.h: Ditto.
24008 * config/i386/mmintrin-common.h: Ditto.
24009 * config/i386/ammintrin.h: Ditto.
24010 * config/i386/emmintrin.h: Ditto.
24011 * config/i386/pmmintrin.h: Ditto.
24012 * config/i386/mmintrin.h: Ditto.
24013 * config/i386/mm3dnow.h: Ditto.
24015 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24017 PR middle-end/35185
24018 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24019 (lower_omp_2): New function.
24020 (lower_omp_1, lower_omp): Rewritten.
24022 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24025 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24026 with the phrase "Microsoft Windows compilers".
24027 (Push/Pop Macro Pragmas): New subsection. Document
24028 #pragma push_macro and pragma pop_macro.
24030 2008-03-12 Paul Brook <paul@codesourcery.com>
24032 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24034 2008-03-12 Paul Brook <paul@codesourcery.com>
24036 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24037 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24038 (thumb2_addsi_shortim): Rename ...
24039 (thumb2_addsi_short): ... to this. Allow register operands.
24040 (thumb2_subsi_short): New pattern.
24041 (thumb2_one_cmplsi2_short,
24042 thumb2_negsi2_short): New patterns and peepholes.
24044 2008-03-12 Paul Brook <paul@codesourcery.com>
24046 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24048 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24050 * config/i386/i386.md (int_cond): New code iterator.
24052 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24053 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24054 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24055 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24056 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24057 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24058 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24059 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24061 2008-03-12 Paul Brook <paul@codesourcery.com>
24063 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24064 instead of {arm,thumb}_compute_save_reg_mask.
24065 (output_return_instruction): Ditto.
24066 (thumb_unexpanded_epilogue): Ditto.
24067 (thumb1_expand_prologue): Ditto.
24068 (thumb1_output_function_prologue): Ditto.
24069 (arm_set_return_address): Ditto.
24070 (thumb_set_return_address): Ditto.
24071 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24072 regs to achieve stack alignment.
24073 (thumb1_compute_save_reg_mask): Fix compiler warning.
24074 (arm_output_epilogue): Use offsets->saved_regs_mask.
24075 Adjust stack pointer by poping call clobered registers.
24076 (arm_expand_prologue): Use offsets->saved_regs_mask.
24077 Adjust stack pointer by pushing extra registers.
24078 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24080 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24083 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24084 conversion to the operands of a multiplication.
24086 2008-03-12 Richard Guenther <rguenther@suse.de>
24088 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24089 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24090 * timevar.def (TV_TREE_PHIPROP): Add.
24091 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24092 pass description. Use TV_TREE_PHIPROP.
24093 * tree-ssa-forwprop.c: Remove phiprop code.
24095 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24097 PR middle-end/35549
24098 * omp-low.c (maybe_lookup_decl): Constify first argument.
24099 (use_pointer_for_field): Change last argument from bool to
24100 omp_context *. Disallow shared copy-in/out in nested
24101 parallel if decl is shared in outer parallel too.
24102 (build_outer_var_ref, scan_sharing_clauses,
24103 lower_rec_input_clauses, lower_copyprivate_clauses,
24104 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24106 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24107 Ira Rosen <irar@il.ibm.com>
24109 * tree-vectorizer.c (free_stmt_vec_info): New function.
24110 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24111 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24112 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24113 * tree-vect-transform.c (vectorizable_conversion): Free
24114 vec_oprnds0 if it was allocated.
24115 (vect_permute_store_chain): Remove unused VECs.
24116 (vectorizable_store): Free VECs that are allocated in the..
24118 (vect_transform_strided_load, vectorizable_load): Likewise.
24119 (vect_remove_stores): Simplify the code.
24120 (vect_transform_loop): Move code to vect_remove_stores().
24121 Call vect_remove_stores() and free_stmt_vec_info().
24123 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24125 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24126 TARGET_HPUX. Revise comment.
24127 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24128 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24129 Use sr4 variant of `be' instruction when not generating PIC code.
24130 (attr_length_call): Adjust for above change.
24132 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24134 * ipa-reference.c (static_execute): Remove module_statics_const and
24135 associated setting code.
24137 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24140 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24141 predicate for operand 1.
24142 (paritysi2_cmp): Use register_operand predicate for operand 2.
24143 Use earlyclobber modifier for operand 1. Remove support for
24145 (paritydi2_cmp): Use register_operand predicate for operand 3.
24146 Use earlyclobber modifier for operand 1. Remove support for
24149 2008-03-11 Paul Brook <paul@codesourcery.com>
24150 Vladimir Prus <vladimir@codesourcery.com>
24152 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24153 (arm_compute_save_reg0_reg12_mask): Always
24154 check if register 11 must be saved. Always safe hard frame pointer
24155 when frame_pointer_needeed.
24156 (arm_compute_save_reg_mask): Save IP and PC
24157 only with apcs frames.
24158 (arm_output_epilogue): Adjust Thumb2 codepath to
24159 be also invoked and work for ARM non-apcs frames.
24160 (arm_expand_prologue): Don't bother saving IP
24161 for non-apcs frame, since it's not clobbered by
24162 prologue code. Implement non-apcs frame
24165 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24167 PR rtl-optimization/35281
24168 * expr.c (convert_move): Use a new pseudo for the intermediate
24169 from_mode->word_mode result.
24171 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24173 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24174 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24175 * toplev.c (compile_file): Don't call it.
24177 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24179 PR middle-end/35526
24180 * expr.c (store_expr): Call emit_block_move if the mode
24181 of "temp" RTX is BLKmode.
24183 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24184 Richard Guenther <rguenther@suse.de>
24186 PR tree-optimization/31358
24187 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24188 the step with a NULL_TREE.
24189 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24190 to sizetype if type is a pointer type.
24191 (add_candidate_1): Don't convert the base and step to
24192 the generic type if the orginal type is a pointer type.
24193 (add_iv_value_candidates): Use sizetype for the step
24194 if type is a pointer type.
24195 (cand_value_at): Likewise.
24196 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24198 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24199 Don't convert the tem affine to the type.
24200 (add_elt_to_tree): Use sizetype for the step if a pointer.
24201 Use POINTER_PLUS_EXPR for pointers.
24202 (aff_combination_to_tree): Use sizetype for the step if a
24205 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24207 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24208 Remove commutativity hint.
24210 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24214 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24215 errorneous type. Check that v is a VAR_DECL.
24217 PR middle-end/35099
24218 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24220 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24222 PR tree-optimization/35494
24223 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24224 may be overriden at link and run time.
24226 2008-03-10 Richard Guenther <rguenther@suse.de>
24228 PR tree-optimization/34677
24229 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24230 (poolify_tree): Likewise.
24231 (modify_expr_template): Likewise.
24232 (poolify_modify_stmt): Likewise.
24233 (insert_fake_stores): Handle all component-ref style stores
24234 in addition to INDIRECT_REF. Also handle complex types.
24235 Do not poolify the inserted load.
24236 (realify_fake_stores): Do not rebuild the tree but only
24237 make it a SSA_NAME copy.
24238 (init_pre): Remove initialzation of modify_expr_template.
24239 Do not allocate modify_expr_node_pool.
24240 (fini_pre): Do not free modify_expr_node_pool.
24242 2008-03-10 Paul Brook <paul@codesourcery.com>
24244 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24245 to avoid conflicts.
24247 2008-03-10 Paul Brook <paul@codesourcery.com>
24248 Mark Shinwell <shinwell@codesourcery.com>
24250 * config/arm/cortex-r4.md: New.
24251 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24253 * config/arm/arm.md: Include cortex-r4.md.
24254 (insn): Add smmls, sdiv and udiv values.
24255 (generic_sched): Don't use generic scheduling for Cortex-R4.
24256 (arm_issue_rate): New function.
24257 (TARGET_SCHED_ISSUE_RATE): Define.
24259 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24261 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24263 2008-03-10 Richard Guenther <rguenther@suse.de>
24265 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24266 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24268 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24270 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24271 Set default to true.
24273 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24275 * c.opt (Wsynth): Deprecate.
24276 * doc/invoke.texi (Option Summary, Warning Options): Document
24277 -Wno-format-contains-nul.
24279 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24282 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24283 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24285 2008-03-09 Ira Rosen <irar@il.ibm.com>
24287 * config/rs6000/rs6000.c (builtin_description): Rename vector
24288 left shift operations.
24289 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24290 (altivec_vsl<VI_char>): Rename to ...
24291 (ashl<mode>3): ... new name.
24292 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24294 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24296 2008-03-08 Richard Guenther <rguenther@suse.de>
24298 * coverage.h (tree_coverage_counter_addr): Declare.
24299 * coverage.c (tree_coverage_counter_addr): New function.
24300 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24301 before using again.
24302 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24303 (tree_gen_one_value_profiler): Likewise.
24304 (tree_gen_ic_profiler): Likewise.
24305 (tree_gen_average_profiler): Likewise.
24306 (tree_gen_ior_profiler): Likewise.
24308 2008-03-08 Richard Guenther <rguenther@suse.de>
24310 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24311 (vn_binary_op_insert): Likewise.
24312 (vn_unary_op_lookup): Likewise.
24313 (vn_unary_op_insert): Likewise.
24314 (vn_nary_op_lookup): Declare.
24315 (vn_nary_op_insert): Likewise.
24316 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24317 and binary hashes, use a single obstack for unary_op_pool
24318 and binary_op_pool.
24319 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24320 a single struct vn_nary_op_s. Store tree code length and
24321 a variable number of operands.
24322 (struct vn_reference_op_struct): Remove unused op2.
24323 (vn_reference_op_eq): Do not compare op2.
24324 (vn_reference_op_compute_hash): Do not compute hash of op2.
24325 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24326 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24327 with vn_nary_op_compute_hash.
24328 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24329 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24331 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24333 (visit_unary_op): Call nary functions.
24334 (visit_binary_op): Likewise.
24335 (process_scc): Adjust for struct vn_tables_s changes.
24336 (allocate_vn_table): Likewise.
24337 (free_vn_table): Likewise.
24338 * tree-vn.c (vn_add): Call nary functions.
24339 (vn_lookup): Likewise.
24341 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24344 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24345 wdst back after sync_compare_and_swapqhi_internal.
24347 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24350 * config/i386/i386-modes.def (V1DI): New vector mode.
24351 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24352 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24353 (MMXMODE248): Ditto.
24354 (MMXMODE): Add V1DI mode.
24355 (mmxvecsize): Change DI mode to V1DI mode.
24356 ("mov<mode>): Use MMXMODEI8 mode iterator.
24357 ("*mov<mode>_internal_rex64"): Ditto.
24358 ("*mov<mode>_internal"): Ditto.
24359 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24360 ("mmx_sub<mode>3"): Ditto.
24361 ("mmx_adddi3"): Remove insn pattern.
24362 ("mmx_subdi3"): Ditto.
24363 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24364 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24365 ("mmx_ashl<mode>3"): Ditto.
24366 ("mmx_lshrdi3"): Remove insn pattern.
24367 ("mmx_ashldi3"): Ditto.
24368 * config/i386/i386.c (classify_argument): Handle V1DImode.
24369 (function_arg_advance_32): Ditto.
24370 (function_arg_32): Ditto.
24371 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24372 mmx_addv1di3 insn pattern.
24373 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24374 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24375 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24376 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24377 Remove definitions of built-in functions.
24378 (V1DI_type_node): New node.
24379 (v1di_ftype_v1di_int): Ditto.
24380 (v1di_ftype_v1di_v1di): Ditto.
24381 (v2si_ftype_v2si_si): Ditto.
24382 (v4hi_ftype_v4hi_di): Remove node.
24383 (v2si_ftype_v2si_di): Ditto.
24384 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24385 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24386 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24387 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24388 Add new builtins using def_builtin_const.
24389 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24390 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24391 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24392 * config/i386/mmintrin.h (__v1di): New typedef.
24393 (_mm_add_si64): Cast arguments to __v1di type.
24394 (_mm_sub_si64): Ditto.
24395 (_mm_sll_pi16): Cast __count to __v4hi type.
24396 (_mm_sll_pi32): Cast __count to __v2si type.
24397 (_mm_sll_si64): Cast arguments to __v1di type.
24398 (_mm_srl_pi16): Cast __count to __v4hi type.
24399 (_mm_srl_pi32): Cast __count to __v2si type.
24400 (_mm_srl_si64): Cast arguments to __v1di type.
24401 (_mm_sra_pi16): Cast __count to __v4hi type.
24402 (_mm_sra_pi32): Cast __count to __v2si type.
24403 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24404 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24405 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24406 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24407 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24408 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24409 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24410 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24411 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24412 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24413 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24414 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24416 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24418 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24420 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24423 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24424 reg+const addressing for Altivec modes. Don't generate reg+reg
24425 addressing for TFmode or TDmode quantities.
24427 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24429 * c-common.c (vector_types_convertible_p): Call langhook
24430 instead of comptypes.
24432 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24435 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24436 integral and scalar float variables which have a
24439 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24441 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24442 dwarf_register_span hook when emitting unwind information for
24443 register-to-memory saves.
24444 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24445 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24447 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24449 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24450 for the same VAR_DECL.
24452 2008-03-06 Tom Tromey <tromey@redhat.com>
24454 * treelang: Delete.
24455 * doc/standards.texi (Standards): Don't mention treelang.
24456 * doc/invoke.texi (Overall Options): Don't mention treelang.
24457 * doc/install.texi (Prerequisites): Don't mention bison or
24459 (Configuration): Don't mention treelang.
24460 (Building): Likewise.
24461 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24463 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24465 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24466 word-extractions out of a multi-word object.
24468 2008-03-06 Richard Guenther <rguenther@suse.de>
24470 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24471 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24472 result type and precision.
24473 * expr.c (get_inner_reference): Set unsignedp based on the result
24474 type of BIT_FIELD_REF.
24475 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24476 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24477 (try_instantiate_multiple_fields): Likewise. Use the correct type
24479 (sra_build_assignment): Likewise.
24480 (sra_build_elt_assignment): Likewise.
24481 (sra_explode_bitfield_assignment): Likewise.
24482 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24483 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24484 set BIT_FIELD_REF_UNSIGNED.
24485 (vectorizable_load): Likewise.
24487 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24489 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24492 2008-03-06 Richard Guenther <rguenther@suse.de>
24494 * alias.c (struct alias_set_entry): Move has_zero_child field
24495 to pack with alias_set.
24497 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24499 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24502 2008-03-05 Ian Lance Taylor <iant@google.com>
24504 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24506 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24508 * fwprop.c (update_df): Support width and offset parameters of
24510 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24511 global_conflicts): Change DF_REF_EXTRACT to either
24512 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24513 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24514 * df-scan.c (df_ref_record, df_defs_record,
24515 df_ref_create_structure, df_def_record_1, df_uses_record,
24516 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24517 df_bb_refs_collect, df_entry_block_defs_collect,
24518 df_exit_block_uses_collect): Support new width and offset fields.
24519 (ref_extract_pool): New storage pool.
24520 (df_free_ref): New function.
24521 (df_reg_chain_unlink, df_free_collection_rec,
24522 df_sort_and_compress_refs): Call df_free_ref.
24523 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24525 (df_ref_create_structure): Allocate df_ref_extract if offset and
24526 width fields are used.
24527 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24528 (df_uses_record): Get offset and width from ZERO_EXTRACT
24530 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24531 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24532 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24533 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24534 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24535 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24536 (df_ref_extract): New structure.
24537 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24538 (df_ref_create): Add width and offset parameters.
24540 2008-03-05 Richard Guenther <rguenther@suse.de>
24542 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24543 Use ranges_overlap_p.
24544 (offset_overlaps_with_access): Rename
24545 to ranges_overlap_p and move ...
24546 * tree-flow-inline.h (ranges_overlap_p): ... here.
24548 * tree.h (get_inner_reference, handled_component_p): Update
24551 * tree.h (record_component_aliases, get_alias_set,
24552 alias_sets_conflict_p, alias_sets_must_conflict_p,
24553 objects_must_conflict_p): Move declarations ...
24554 * alias.h (record_component_aliases, get_alias_set,
24555 alias_sets_conflict_p, alias_sets_must_conflict_p,
24556 objects_must_conflict_p): ... here.
24557 Include coretypes.h.
24558 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24560 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24562 * cfg.c: Include tree-flow.h.
24563 (remove_edge_raw): Call redirect_edge_var_map_clear.
24564 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24565 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24566 (redirect_edge_var_map_result): New.
24567 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24568 PENDING_STMT use with redirect_edge_var_map_*.
24569 * tree-ssa.c (edge_var_maps): New definition.
24570 (redirect_edge_var_map_add): New.
24571 (redirect_edge_var_map_clear): New.
24572 (redirect_edge_var_map_dup): New.
24573 (redirect_edge_var_map_vector): New.
24574 (redirect_edge_var_map_destroy): New.
24575 (ssa_redirect_edge): Replace PENDING_STMT use with
24576 redirect_edge_var_map_*.
24577 (flush_pending_stmts): Same.
24578 (delete_tree_ssa): Destroy edge var map.
24579 * tree-flow.h (struct _edge_var_map): New.
24580 Define edge_var_map vector type.
24581 Declare redirect_edge_var_map_* prototypes.
24582 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24583 * tree-cfg.c (reinstall_phi_args): Replace
24584 PENDING_STMT use with redirect_edge_var_map_*.
24586 2008-03-05 Richard Guenther <rguenther@suse.de>
24588 PR tree-optimization/35472
24589 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24590 whose single use_stmt has a overlapping set of loaded and
24591 stored symbols as that use_stmt might be a noop assignment then.
24593 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24595 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24597 2008-03-05 Richard Guenther <rguenther@suse.de>
24600 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24601 should be constants.
24602 * tree-cfg.c (verify_expr): Verify it.
24603 * fold-const.c (fold_truthop): Remove code generating
24604 BIT_FIELD_REFs of structure bases.
24605 (fold_binary): Likewise.
24606 (fold_ternary): Position and size of BIT_FIELD_REFs are
24607 always host integers.
24608 (make_bit_field_ref): Remove.
24609 (optimize_bit_field_compare): Remove.
24610 (all_ones_mask_p): Remove.
24612 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24615 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24616 (split_block_and_df_analyze): New. Split basic block and rebuild
24618 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24620 (split_pattern_seq): Likewise.
24621 (erase_matching_seqs): Likewise.
24622 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24624 2008-03-04 Geoff Keating <geoffk@apple.com>
24626 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24627 declaration and code.
24628 (tree_invalid_nonnegative_warnv_p): Likewise.
24630 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24632 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24633 examples. Truncate option-names then causing overfull hbox.
24635 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24638 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24640 * configure: Rebuilt.
24642 2008-03-04 Rafael Espíndola <espindola@google.com>
24644 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24645 (tree_unary_nonnegative_warnv_p): New.
24646 (tree_binary_nonnegative_warnv_p): New.
24647 (tree_single_nonnegative_warnv_p): New.
24648 (tree_invalid_nonnegative_warnv_p): New.
24649 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24651 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24654 * opts.c (handle_option): Postpone 'unknown option' errors only for
24657 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24660 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24663 2008-03-04 Rafael Espíndola <espindola@google.com>
24665 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24666 (tree_binary_nonzero_warnv_p): New.
24667 (tree_single_nonzero_warnv_p): New.
24668 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24670 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24672 PR middle-end/35456
24673 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24674 transformations for modes that have signed zeros.
24675 * ifcvt.c (noce_try_abs): Ditto.
24677 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24679 * config/i386/i386.c (override_options): Force
24680 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24682 2008-03-04 Jan Hubicka <jh@suse.cz>
24685 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24688 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24690 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24691 label to probe the stack.
24693 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24695 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24696 (__gthr_win32_mutex_destroy): Declare.
24697 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24698 __gthr_win32_mutex_destroy.
24699 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24701 2008-03-03 Jan Hubicka <jh@suse.cz>
24704 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24705 aggressive on inlining cold calls.
24707 2008-03-03 Richard Guenther <rguenther@suse.de>
24709 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24710 struct copies into the expression table.
24711 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24712 (try_to_simplify): Likewise.
24713 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24714 integral and pointer arguments which do not change the
24715 precision to NOP_EXPRs.
24716 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24717 VIEW_CONVERT_EXPR case.
24719 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24721 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24722 defined in a loop at depth 0 is invariant.
24723 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24724 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24725 be called at loop depth 0.
24727 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24730 * gcc.c (process_command): Update copyright notice dates.
24731 * gcov.c (print_version): Likewise.
24732 * gcov-dump.c (print_version): Likewise.
24733 * mips-tfile.c (main): Likewise.
24734 * mips-tdump.c (main): Likewise.
24736 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24739 * c-common.c (flag_permissive): Delete.
24740 (constant_expression_warnings): Check flags first.
24741 (constant_expression_error): New.
24742 * c-common.h (flag_permissive): Delete.
24743 (constant_expression_error): Declare.
24744 * flags.h (flag_permissive): Declare. Update description.
24745 * diagnostic.c (pedwarn): Update.
24747 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24748 (permissive_error_kind): New.
24749 * toplev.c (flag_permissive): Define. Update description.
24750 * toplev.h (permissive_error_kind): Declare.
24751 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24752 (pedwarn_c90): Use pedantic_warning_kind.
24753 * c-opts.c (c_common_post_options): flag_permissive does not affect
24754 flag_pedantic_errors.
24756 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24758 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24759 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24760 __absvsi2, __absvDI2): Use unsigned arithmetic.
24762 2008-03-02 Andi Kleen <ak@suse.de>
24763 Richard Guenther <rguenther@suse.de>
24765 * struct-equiv.c: Remove file.
24766 * cfg_cleanup.c (condjump_equiv_p): Remove.
24767 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24768 (struct-equiv.o): Remove rule.
24769 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24770 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24771 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24773 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24775 * ifcvt.c (noce_process_if_block): Try to handle only the then
24776 block if the else block exists but isn't suitable.
24778 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24781 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24782 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24783 regression from previous patch.
24785 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24788 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24790 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24791 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24792 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24793 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24794 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24795 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24796 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24797 (__gthread_mutex_destroy_function): Rename to
24798 __gthread_mutex_destroy.
24799 * gthr-dce.h (__gthread_mutex_destroy): Call
24800 pthread_mutex_destroy.
24801 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24802 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24803 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24805 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24807 * df-scan.c (df_ref_chain_change_bb): Simplify.
24808 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24809 set_block_for_insn if there's any change.
24810 * df.h ((df_insn_change_bb): Fix prototype.
24811 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24812 df_insn_change_bb, don't call set_block_for_insn.
24813 * emit-rtl.c (reorder_insns): Likewise.
24814 * haifa-sched.c (move_insn): Likewise.
24816 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24818 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24820 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24822 * tree-flow-inline.h (next_readonly_imm_use): Return
24823 NULL_USE_OPERAND_P after the end.
24825 2008-03-01 Richard Guenther <rguenther@suse.de>
24827 PR tree-optimization/35411
24828 * tree-sra.c (sra_build_assignment): Split conversion to
24829 final type to a separate statement if we are not assigning
24832 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24834 * fold-const.c (fold_convertible_p): Correct the logic to follow
24835 that in fold_convert().
24837 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24840 * tree-inline.c (build_duplicate_type): When we make a
24841 duplicate type, make it unique in the canonical types system.
24843 2008-02-29 Tom Tromey <tromey@redhat.com>
24845 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24846 input_file_stack_history, input_file_stack_restored): Remove.
24847 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24848 * input.h (struct file_stack): Remove.
24849 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24850 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24852 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24854 (diagnostic_last_module_changed): Add 'map' argument.
24855 (diagnostic_set_last_function): Likewise.
24856 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24857 line map, not input_file_stack.
24858 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24860 2008-02-29 Paul Brook <paul@codesourcery.com>
24862 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24864 2008-02-29 Paul Brook <paul@codesourcery.com>
24866 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24868 2008-02-29 Richard Guenther <rguenther@suse.de>
24870 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24872 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24873 value for comparing for a store match.
24874 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24875 (try_to_simplify): Do not do a full-blown reference lookup.
24877 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24879 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24880 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24882 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24884 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24886 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24887 strides against cache sizes.
24889 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24891 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24894 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24896 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24897 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24898 is smaller than the original promoted value.
24899 (simplify_subreg): If OP is a SUBREG, try to preserve its
24900 SUBREG_PROMOTED_VAR_P information.
24902 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24904 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24905 (VN_INFO_GET): Allocate new objects on the obstack.
24906 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24907 for rpo_numbers_temp, for consistency.
24908 (free_scc_vn): Free the obstack.
24910 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24912 * doc/invoke.texi: Document -ftree-loop-distribution.
24913 * tree-loop-distribution.c: New.
24914 * tree-pass.h (pass_loop_distribution): New.
24915 * graphds.h (struct graph): Add htab_t indices.
24916 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24917 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24918 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24919 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24920 * tree-data-ref.c (debug_data_dependence_relations): New.
24921 (dump_data_dependence_relation): Also print data references.
24922 (free_data_ref): Extern.
24923 (same_access_functions): Moved...
24924 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24925 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24926 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24927 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24928 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24929 (stmts_from_loop): Skip LABEL_EXPR.
24930 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24932 (build_rdg): Initialize rdg->indices htab.
24933 (free_rdg, stores_from_loop, ref_base_address,
24934 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24935 have_similar_memory_accesses_1, ref_base_address_1,
24936 remove_similar_memory_refs): New.
24937 * tree-data-ref.h: Depend on tree-chrec.h.
24938 (debug_data_dependence_relations, free_data_ref): Declared.
24939 (same_access_functions): ... here.
24940 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24942 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24943 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24944 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24945 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24946 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24947 rdg_vertex_for_stmt): Declared.
24948 (struct rdg_edge): Add level.
24950 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24951 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24953 (rdg_has_similar_memory_accesses): New.
24954 * tree-vect-analyze.c: Remove unused static decls.
24955 * lambda.h (dependence_level): New.
24956 * common.opt (ftree-loop-distribution): New.
24957 * tree-flow.h (mark_virtual_ops_in_bb,
24958 slpeel_tree_duplicate_loop_to_edge_cfg,
24959 rename_variables_in_loop): Declared.
24960 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24961 (OBJS-common): Add tree-loop-distribution.o.
24962 (tree-loop-distribution.o): New rule.
24963 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24964 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24965 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24967 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24970 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24971 other than structures and unions.
24973 2008-02-28 Richard Guenther <rguenther@suse.de>
24976 2008-02-26 Richard Guenther <rguenther@suse.de>
24978 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24979 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24980 (lookup_decl_from_uid): Declare.
24981 (remove_decl_from_map): Likewise.
24982 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24983 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24984 (decl_for_uid_map): New global hashtable mapping DECL_UID
24986 (init_ttree): Allocate it.
24987 (insert_decl_to_uid_decl_map): New helper function.
24988 (make_node_stat): Insert new decls into the map.
24989 (copy_node_stat): Likewise.
24990 (lookup_decl_from_uid): New function.
24991 (remove_decl_from_map): Likewise.
24992 (print_decl_for_uid_map_statistics): New helper.
24993 (dump_tree_statistics): Call it.
24995 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24996 (referenced_var_iterator): Adjust.
24997 (FOR_EACH_REFERENCED_VAR): Adjust.
24998 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24999 (num_referenced_vars): Adjust.
25000 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25001 (first_referenced_var): Remove.
25002 (end_referenced_vars_p): Likewise.
25003 (next_referenced_var): Likewise.
25004 (referenced_var_iterator_set): New helper function.
25005 * tree-dfa.c (referenced_var_lookup): Adjust.
25006 (referenced_var_check_and_insert): Likewise.
25007 (remove_referenced_var): Likewise.
25008 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25009 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25010 (verify_call_clobbering): Likewise.
25011 (verify_memory_partitions): Likewise.
25012 (init_tree_ssa): Allocate bitmap instead of hashtable for
25014 (delete_tree_ssa): Adjust.
25015 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25016 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25017 (compute_tag_properties): Likewise.
25018 (set_initial_properties): Likewise.
25019 (find_partition_for): Likewise.
25020 (update_reference_counts): Likewise.
25021 (dump_may_aliases_for): Likewise.
25022 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25023 (add_call_clobber_ops): Likewise.
25024 (add_call_read_ops): Likewise.
25025 (get_asm_expr_operands): Likewise.
25026 * tree-into-ssa.c (dump_decl_set): Likewise.
25027 (update_ssa): Likewise.
25028 * tree-sra.c (scan_function): Likewise.
25029 (decide_instantiations): Likewise.
25030 (scalarize_parms): Likewise.
25031 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25032 (dsa_named_for): Likewise.
25033 * tree-ssa-structalias.c (update_alias_info): Likewise.
25034 (merge_smts_into): Likewise.
25036 2008-02-27 David Daney <ddaney@avtrex.com>
25039 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25040 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25041 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25042 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25043 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25045 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25048 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25049 (BUILT_IN_NEXTTOWARD): Remove.
25050 (BUILT_IN_NEXTTOWARDF): Ditto.
25051 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25052 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25054 2008-02-27 Tom Tromey <tromey@redhat.com>
25056 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25057 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25059 2008-02-27 Jan Beulich <jbeulich@novell.com>
25061 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25062 update the respective field on newdecl.
25064 2008-02-27 Revital Eres <eres@il.ibm.com>
25066 PR rtl-optimization/34999
25067 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25068 crossing edges that ends with a call insn.
25069 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25070 call insn and clear the EDGE_CROSSING flag of the crossing edge
25071 when fixing fallthru edges.
25073 2008-02-27 Richard Guenther <rguenther@suse.de>
25075 PR middle-end/35390
25076 * fold-const.c (fold_unary): Return the correct argument,
25077 converted to the result type.
25079 2008-02-27 Richard Guenther <rguenther@suse.de>
25081 PR middle-end/34971
25082 * expr.c (expand_expr_real_1): Assert on rotates that operate
25084 * fold-const.c (fold_binary): Use the types precision, not the
25085 bitsize of the mode if folding rotate expressions. Build rotates
25086 only for full modes.
25088 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25090 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25091 and CPP_PRAGMA_EOL.
25092 * c-pragma.c (pragma_ns_name): New typedef.
25093 (registered_pp_pragmas): New variable.
25094 (c_pp_lookup_pragma): New function.
25095 (c_register_pragma_1): If flag_preprocess_only, do nothing
25096 for non-expanded pragmas, for expanded ones push pragma's
25097 namespace and name into registered_pp_pragmas vector.
25098 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25099 flag_preprocess_only, don't register GCC pch_preprocess
25100 pragma if flag_preprocess_only.
25101 * c-opts.c (c_common_init): Call init_pragma even if
25102 flag_preprocess_only.
25103 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25104 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25105 cpp_register_pragma if flag_preprocess_only.
25107 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25110 * c-parser.c (c_parser_translation_unit): Warn for empty
25111 translation unit, not empty source file.
25113 2008-02-26 Paul Brook <paul@codesourcery.com>
25115 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25116 operand for Thumb-2.
25117 * config/arm/arm.h (reg_class): Add CORE_REGS.
25118 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25119 (BASE_REG_CLASS): Use CORE_REGS.
25120 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25121 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25122 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25123 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25124 ARM_REGNO_OK_FOR_INDEX_P.
25125 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25126 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25127 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25128 (ldm/stm peepholes): Ditto.
25129 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25130 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25131 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25132 * config/arm/constraints.md: Enable "k" constraint on ARM.
25134 2008-02-27 Ben Elliston <bje@au.ibm.com>
25136 * config/rs6000/rs6000.c: Annotate cache line size field in all
25137 instances of struct processor_costs.
25139 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25141 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25142 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25143 jump_bypass): New counters.
25144 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25145 * dce.c (gate_ud_dce): Same.
25146 (gate_fast_dce): Same.
25147 * dse.c (gate_dse1): New function.
25148 (gate_dse2): New function.
25149 (gate_dse): Merge results of new gate functions.
25150 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25151 (gate_handle_jump_bypass): Add dbg_cnt.
25152 (gate_handle_gcse): Add dbg_cnt.
25153 * ifcvt.c (gate_handle_if_conversion): Same.
25154 (gate_handle_if_after_combine): Same.
25155 (gate_handle_if_after_reload): Same.
25156 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25158 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25160 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25162 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25164 2008-02-26 Jason Merrill <jason@redhat.com>
25167 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25168 alone if it's the naming decl for the type's main variant.
25170 2008-02-26 Tom Tromey <tromey@redhat.com>
25172 * system.h (USE_MAPPED_LOCATION): Poison.
25173 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25174 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25175 (make_goto_expr_edges): Likewise.
25176 (remove_bb): Likewise.
25177 (execute_warn_function_return): Likewise.
25178 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25180 * c-common.c (fname_decl): Remove old location code.
25181 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25183 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25185 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25186 (gen_rtx_ASM_INPUT): Likewise.
25187 (gen_rtx_ASM_INPUT_loc): Likewise.
25188 (get_rtx_asm_OPERANDS): Remove.
25189 * cfglayout.c (insn_locators_alloc): Remove old location code.
25190 (set_curr_insn_source_location): Likewise.
25191 (curr_insn_locator): Likewise.
25192 * print-tree.c (print_node): Remove old location code.
25193 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25194 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25195 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25196 location_from_locus.
25197 (construct_exit_block): Remove old location code.
25198 * emit-rtl.c (force_next_line_note): Remove old location code.
25199 * profile.c (branch_prob): Remove old location code.
25200 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25201 LOC_LINE): Remove old-location variants.
25202 * langhooks.c (lhd_print_error_function): Remove old location
25204 * configure, config.in: Rebuilt.
25205 * configure.ac (--enable-mapped-location): Remove.
25206 * c-decl.c (c_init_decl_processing): Remove old location code.
25207 (finish_function): Likewise.
25208 * recog.c (decode_asm_operands): Remove old location code.
25209 * c-pch.c (c_common_read_pch): Remove old location code.
25210 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25212 * gimple-low.c (lower_function_body): Remove old location code.
25213 * toplev.c (unknown_location): Remove.
25214 (push_srcloc): Remove old-location variant.
25215 (process_options): Remove old location code.
25216 (lang_dependent_init): Likewise.
25217 * input.h (UNKNOWN_LOCATION): Move definition.
25218 (location_t): Undeprecate.
25219 (source_locus): Remove.
25220 (location_from_locus): Remove.
25221 (struct location_s): Remove.
25222 Remove all old-location code.
25223 (input_line, input_filename): Remove.
25224 * final.c (final_scan_insn): Remove old location code.
25225 * diagnostic.c (diagnostic_build_prefix): Remove
25226 USE_MAPPED_LOCATION test.
25227 * tree.h (gimple_stmt) <locus>: Now a location_t.
25228 (tree_exp) <locus>: Likewise.
25229 (DECL_IS_BUILTIN): Remove old-location variant.
25230 (annotate_with_file_line, annotate_with_locus): Likewise.
25231 (expr_locus, set_expr_locus): Update.
25232 * tree.c (build1_stat): Remove old location code.
25233 (last_annotated_node): Remove.
25234 (annotate_with_file_line): Remove old-location variant.
25235 (annotate_with_locus): Likewise.
25236 (expr_location): Remove old location code.
25237 (set_expr_location): Likewise.
25238 (expr_has_location): Likewise.
25239 (expr_locus): Likewise.
25240 (set_expr_locus): Likewise.
25241 (expr_filename): Don't use location_from_locus.
25242 (expr_lineno): Likewise.
25243 * rtl-error.c (location_for_asm): Remove old location code.
25244 * c-lex.c (cb_line_change): Remove old location code.
25245 (fe_file_change): Likewise.
25246 (cb_def_pragma): Likewise.
25247 (c_lex_with_flags): Likewise.
25248 * gengtype.c (do_typedef): Don't special-case location types.
25249 (define_location_structures): Remove.
25250 (main): Don't call define_location_structures.
25251 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25254 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25257 * builtins.def (BUILT_IN_STDARG_START): Remove.
25258 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25259 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25260 * tree-inline.c (inline_forbidden_p_1): Likewise.
25262 2008-02-26 Richard Guenther <rguenther@suse.de>
25264 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25265 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25266 (lookup_decl_from_uid): Declare.
25267 (remove_decl_from_map): Likewise.
25268 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25269 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25270 (decl_for_uid_map): New global hashtable mapping DECL_UID
25272 (init_ttree): Allocate it.
25273 (insert_decl_to_uid_decl_map): New helper function.
25274 (make_node_stat): Insert new decls into the map.
25275 (copy_node_stat): Likewise.
25276 (lookup_decl_from_uid): New function.
25277 (remove_decl_from_map): Likewise.
25278 (print_decl_for_uid_map_statistics): New helper.
25279 (dump_tree_statistics): Call it.
25281 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25282 (referenced_var_iterator): Adjust.
25283 (FOR_EACH_REFERENCED_VAR): Adjust.
25284 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25285 (num_referenced_vars): Adjust.
25286 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25287 (first_referenced_var): Remove.
25288 (end_referenced_vars_p): Likewise.
25289 (next_referenced_var): Likewise.
25290 (referenced_var_iterator_set): New helper function.
25291 * tree-dfa.c (referenced_var_lookup): Adjust.
25292 (referenced_var_check_and_insert): Likewise.
25293 (remove_referenced_var): Likewise.
25294 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25295 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25296 (verify_call_clobbering): Likewise.
25297 (verify_memory_partitions): Likewise.
25298 (init_tree_ssa): Allocate bitmap instead of hashtable for
25300 (delete_tree_ssa): Adjust.
25301 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25302 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25303 (compute_tag_properties): Likewise.
25304 (set_initial_properties): Likewise.
25305 (find_partition_for): Likewise.
25306 (update_reference_counts): Likewise.
25307 (dump_may_aliases_for): Likewise.
25308 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25309 (add_call_clobber_ops): Likewise.
25310 (add_call_read_ops): Likewise.
25311 (get_asm_expr_operands): Likewise.
25312 * tree-into-ssa.c (dump_decl_set): Likewise.
25313 (update_ssa): Likewise.
25314 * tree-sra.c (scan_function): Likewise.
25315 (decide_instantiations): Likewise.
25316 (scalarize_parms): Likewise.
25317 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25318 (dsa_named_for): Likewise.
25319 * tree-ssa-structalias.c (update_alias_info): Likewise.
25320 (merge_smts_into): Likewise.
25322 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25325 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25326 * c-opts.c (c_common_handle_option): Wall enables
25327 Wvolatile-register-var.
25328 * common.opt: Move Wvolatile-register-var to...
25331 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25333 * common.opt (Wlarger-than=): New.
25334 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25336 * opts.c (common_handle_option): Handle -Wlarger-than=.
25337 * optc-gen.awk: Likewise.
25338 * opth-gen.awk: Likewise.
25339 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25340 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25342 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25344 * c-common.c (match_case_to_enum_1): Add appropriate
25345 OPT_W* parameter to warning.
25346 (c_do_switch_warnings): Likewise.
25347 * c-typeck.c (warning_init): Add one more parameter following
25348 'warning' function.
25349 (push_init_level): Update call to warning_init.
25350 (pop_init_level): Likewise.
25351 (add_pending_init): Likewise.
25352 (output_init_element: Likewise.
25354 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25357 * toplev.c (toplev_main): If there are warnings or error, print
25358 errors for ignored options.
25359 * opts.c (ignored_options): New static variable.
25360 (postpone_unknown_option_error): New.
25361 (print_ignored_options): New.
25362 (handle_option): Postpone errors for unknown -Wno-* options.
25363 * opts.h (print_ignored_options): Declare.
25365 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25367 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25370 2008-02-25 Richard Guenther <rguenther@suse.de>
25373 2008-02-25 Richard Guenther <rguenther@suse.de>
25375 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25376 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25377 (lookup_decl_from_uid): Declare.
25378 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25379 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25380 (decl_for_uid_map): New global hashtable mapping DECL_UID
25382 (init_ttree): Allocate it.
25383 (insert_decl_to_uid_decl_map): New helper function.
25384 (make_node_stat): Insert new decls into the map.
25385 (copy_node_stat): Likewise.
25386 (lookup_decl_from_uid): New function.
25387 (print_decl_for_uid_map_statistics): New helper.
25388 (dump_tree_statistics): Call it.
25390 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25391 (referenced_var_iterator): Adjust.
25392 (FOR_EACH_REFERENCED_VAR): Adjust.
25393 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25394 (num_referenced_vars): Adjust.
25395 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25396 (first_referenced_var): Remove.
25397 (end_referenced_vars_p): Likewise.
25398 (next_referenced_var): Likewise.
25399 (referenced_var_iterator_set): New helper function.
25400 * tree-dfa.c (referenced_var_lookup): Adjust.
25401 (referenced_var_check_and_insert): Likewise.
25402 (remove_referenced_var): Likewise.
25403 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25404 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25405 (verify_call_clobbering): Likewise.
25406 (verify_memory_partitions): Likewise.
25407 (init_tree_ssa): Allocate bitmap instead of hashtable for
25409 (delete_tree_ssa): Adjust.
25410 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25411 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25412 (compute_tag_properties): Likewise.
25413 (set_initial_properties): Likewise.
25414 (find_partition_for): Likewise.
25415 (update_reference_counts): Likewise.
25416 (dump_may_aliases_for): Likewise.
25417 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25418 (add_call_clobber_ops): Likewise.
25419 (add_call_read_ops): Likewise.
25420 (get_asm_expr_operands): Likewise.
25421 * tree-into-ssa.c (dump_decl_set): Likewise.
25422 (update_ssa): Likewise.
25423 * tree-sra.c (scan_function): Likewise.
25424 (decide_instantiations): Likewise.
25425 (scalarize_parms): Likewise.
25426 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25427 (dsa_named_for): Likewise.
25428 * tree-ssa-structalias.c (update_alias_info): Likewise.
25429 (merge_smts_into): Likewise.
25431 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25434 * doc/invoke.texi (-fcx-limited-range): Document new option.
25435 * toplev.c (process_options): Handle -fcx-fortran-rules.
25436 * common.opt: Add documentation for -fcx-fortran-rules.
25438 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25441 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25442 actual behaviour and C99.
25444 2008-02-26 Ben Elliston <bje@au.ibm.com>
25446 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25447 (ASM_CPU_POWER6_SPEC): Likewise.
25448 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25449 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25450 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25452 2008-02-25 Richard Guenther <rguenther@suse.de>
25454 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25455 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25456 (lookup_decl_from_uid): Declare.
25457 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25458 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25459 (decl_for_uid_map): New global hashtable mapping DECL_UID
25461 (init_ttree): Allocate it.
25462 (insert_decl_to_uid_decl_map): New helper function.
25463 (make_node_stat): Insert new decls into the map.
25464 (copy_node_stat): Likewise.
25465 (lookup_decl_from_uid): New function.
25466 (print_decl_for_uid_map_statistics): New helper.
25467 (dump_tree_statistics): Call it.
25469 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25470 (referenced_var_iterator): Adjust.
25471 (FOR_EACH_REFERENCED_VAR): Adjust.
25472 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25473 (num_referenced_vars): Adjust.
25474 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25475 (first_referenced_var): Remove.
25476 (end_referenced_vars_p): Likewise.
25477 (next_referenced_var): Likewise.
25478 (referenced_var_iterator_set): New helper function.
25479 * tree-dfa.c (referenced_var_lookup): Adjust.
25480 (referenced_var_check_and_insert): Likewise.
25481 (remove_referenced_var): Likewise.
25482 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25483 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25484 (verify_call_clobbering): Likewise.
25485 (verify_memory_partitions): Likewise.
25486 (init_tree_ssa): Allocate bitmap instead of hashtable for
25488 (delete_tree_ssa): Adjust.
25489 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25490 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25491 (compute_tag_properties): Likewise.
25492 (set_initial_properties): Likewise.
25493 (find_partition_for): Likewise.
25494 (update_reference_counts): Likewise.
25495 (dump_may_aliases_for): Likewise.
25496 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25497 (add_call_clobber_ops): Likewise.
25498 (add_call_read_ops): Likewise.
25499 (get_asm_expr_operands): Likewise.
25500 * tree-into-ssa.c (dump_decl_set): Likewise.
25501 (update_ssa): Likewise.
25502 * tree-sra.c (scan_function): Likewise.
25503 (decide_instantiations): Likewise.
25504 (scalarize_parms): Likewise.
25505 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25506 (dsa_named_for): Likewise.
25507 * tree-ssa-structalias.c (update_alias_info): Likewise.
25508 (merge_smts_into): Likewise.
25510 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25513 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25514 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25515 * alias.h (nonoverlapping_memrefs_p): Likewise.
25517 2008-02-25 Jan Beulich <jbeulich@novell.com>
25519 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25520 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25521 __emultls_get_address, __emultls_register_common,
25522 __floatundi?f, and _Unwind_GetIPInfo.
25523 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25524 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25525 (gen_regparm_prefix): Likewise.
25526 (i386_nlm_encode_section_info): Sync with
25527 config/i386/winnt.c:i386_pe_encode_section_info().
25528 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25529 i386_nlm_mangle_decl_assembler_name): New.
25530 (netware_override_options): New.
25531 * config/i386/netware.h (netware_override_options): Declare.
25532 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25533 (i386_nlm_mangle_decl_assembler_name): Declare.
25534 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25536 2008-02-25 Ben Elliston <bje@au.ibm.com>
25539 * c-decl.c (grokdeclarator): Remove unused local variables
25540 `typedef_type' and `type_as_written'.
25542 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25543 unused local variable `has_hot_blocks'.
25544 (fix_crossing_conditional_branches): Remove unused local variable
25547 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25549 PR middle-end/19984
25550 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25551 using DEF_C99_BUILTIN.
25552 (BUILT_IN_NANF): Ditto.
25553 (BUILT_IN_NANL): Ditto.
25555 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25556 Revital Eres <eres@il.ibm.com>
25558 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25559 regarding the order of two dependent insns in the same row.
25561 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25563 * stor-layout.c (layout_decl): Do not bump the alignment of a
25564 bit-field to more than byte alignment if it is packed.
25566 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25568 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25571 2008-02-24 Diego Novillo <dnovillo@google.com>
25573 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25576 * tree-vrp.c (vrp_evaluate_conditional): With
25577 -Wtype-limits, emit a warning when comparing against a
25578 constant outside the natural range of OP0's type.
25579 * c.opt (Wtype-limits): Move ...
25580 * common.opt (Wtype-limits): ... here.
25582 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25584 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25585 * config/rs6000/e300c2c3.md: New file.
25586 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25588 (rs6000_override_options): Add e300c2 and e300c3 cases to
25589 processor_target_table. Do not allow usage of Altivec or Spe
25590 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25591 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25592 * config/rs6000/rs6000.h (processor_type): Add
25593 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25594 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25595 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25596 and ppce300c3. Include e300c2c3.md.
25598 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25600 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25601 instead of TARGET_STRICT_ALIGN.
25603 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25605 * explow.c (memory_address): Assert that the generated address is
25608 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25611 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25612 * config/darwin-ppc-ldouble-patch.def: New file.
25613 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25614 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25615 SUBTARGET_INIT_BUILTINS if defined.
25616 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25619 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25622 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25623 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25625 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25628 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25629 file" warning condtional on -Winvalid-PCH.
25631 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25633 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25635 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25639 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25640 prevent reload from using MMX registers.
25641 (*mov<mode>_internal): Ditto.
25642 (*movv2sf_internal_rex64): Ditto.
25643 (*movv2sf_internal): Ditto.
25645 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25647 PR documentation/31569
25648 * doc/install.texi2html: Use makeinfo --no-number-sections.
25650 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25652 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25653 ensure that we can address an entire entity > 8 bytes. Don't
25654 generate reg+reg addressing for such data.
25656 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25658 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25659 strings when optimizing for size, unless the target cares about
25662 2008-02-22 Tom Tromey <tromey@redhat.com>
25664 * regclass.c (current_pass): Remove declaration.
25666 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25668 * config/avr/libgcc.S (__RAMPZ__): Define.
25669 (__do_copy_data): Add for devices with 128KB code memory.
25671 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25673 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25675 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25677 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25679 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25682 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25685 * c-typeck.c (build_binary_op): Warn about floating point
25686 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25688 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25691 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25692 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25694 (rs6000_override_options): Set altivec_abi as default, not override,
25695 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25696 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25697 is used; use new member spe_abi.
25698 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25699 spe_abi and altivec_abi.
25701 2008-02-22 Tomas Bily <tbily@suse.cz>
25703 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25705 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25708 * config.build (build_file_translate): Set to `CMD //c' only if
25710 * Makefile.in (build_file_translate): Improve comment.
25712 2008-02-21 Jan Hubicka <jh@suse.cz>
25714 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25715 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25716 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25718 2008-02-21 Michael Matz <matz@suse.de>
25721 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25723 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25725 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25726 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25727 as insn constraint.
25728 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25729 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25730 SSE_VEC_FLOAT_MODE_P as insn constraint.
25731 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25732 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25733 sse4a_movntdf using MODEF mode iterator.
25734 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25735 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25736 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25737 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25738 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25739 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25740 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25742 2008-02-21 Richard Guenther <rguenther@suse.de>
25744 * tree.def (PAREN_EXPR): New tree code.
25745 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25747 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25748 * expr.c (expand_expr_real_1): Likewise.
25749 * tree-inline.c (estimate_num_insns_1): Likewise.
25750 * tree-complex.c (expand_complex_move): Likewise.
25751 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25754 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25757 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25759 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25762 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25764 * config/sh/sh.c (find_barrier): Don't go past
25765 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25767 2008-02-20 DJ Delorie <dj@redhat.com>
25769 * config/h8300/h8300.md (insv): Force source operand to be a register.
25771 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25772 as a jump, not as a plain insn.
25774 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25776 * doc/invoke.texi (Warning Options): Add new option
25777 -Wframe-larger-than=.
25778 (-Wframe-larger-than): Document.
25780 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25781 Add declarations for new option variables.
25783 * final.c (final_start_function): Check the frame size
25784 before emission and issue a Wframe-larger-than warning.
25786 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25787 Add definitions for new option variables.
25788 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25790 * common.opt (Wframe-larger-than=): New option.
25792 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25794 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25795 (<sse>_div<mode>3): Ditto.
25796 (<sse>_vmdiv<mode>3): Ditto.
25797 (<sse>_vmsqrt<mode>2): Ditto.
25798 (*smax<mode>3): Ditto.
25799 (sse5_frcz<mode>2): Ditto.
25800 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25801 as insn constraint.
25803 2008-02-20 Richard Guenther <rguenther@suse.de>
25805 PR middle-end/35265
25806 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25807 be happy with INTEGRAL_TYPE_P.
25809 2008-02-20 Richard Guenther <rguenther@suse.de>
25811 * fold-const.c (split_tree): Associate floatig-point expressions
25812 if flag_associative_math is set.
25814 2008-02-20 Richard Guenther <rguenther@suse.de>
25816 * tree.h (fold_real_zero_addition_p): Declare.
25817 * fold-const.c (fold_real_zero_addition_p): Export.
25818 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25819 floating-point operations with zero and one.
25821 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25823 * doc/install.texi: Correct references to CFLAGS, replacing them
25824 with BOOT_CFLAGS. Document flags used during bootstrap for
25827 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25829 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25830 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25831 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25833 (smin<mode>3): Ditto from similar patterns.
25834 (smax<mode>3): Ditto.
25835 (*ieee_smin<mode>3): Ditto.
25836 (*ieee_smax<mode>3): Ditto.
25837 * config/i386/sse.md (sse): New mode attribute.
25838 (mov<mode>): Macroize expander from movv4sf and movv2df using
25839 SSEMODEF2P mode iterator.
25840 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25841 SSE_VEC_FLOAT_MODE_P as insn constraint.
25842 (storent<mode>): Ditto.
25843 (storent<mode>): Macroize expander from storentsf and storentdf using
25844 MODEF mode iterator.
25845 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25846 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25847 (abs<mode>2): Ditto from similar patterns.
25848 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25849 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25850 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25851 (<sse>_vmsqrt<mode>2): Ditto.
25852 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25853 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25854 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25855 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25856 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25857 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25858 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25860 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25861 iterator and SSE_FLOAT_MODE_P as insn constraint.
25862 (<sse>_ucomi): Ditto from similar patterns.
25863 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25864 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25865 SSE_VEC_FLOAT_MODE_P as insn constraint.
25866 (vcond<mode>): Ditto from similar patterns.
25867 (and<mode>3, *and<mode>3): Ditto.
25868 (<sse>_nand<mode>3): Ditto.
25869 (ior<mode>3, *ior<mode>3): Ditto.
25870 (xor<mode>3, *xor<mode>3): Ditto.
25871 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25872 iterator and SSE_FLOAT_MODE_P as insn constraint.
25873 (*nand<mode>3): Ditto from similar patterns.
25874 (*ior<mode>3): Ditto.
25875 (*xor<mode>3): Ditto.
25877 2008-02-20 Ira Rosen <irar@il.ibm.com>
25879 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25880 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25881 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25883 2008-02-19 Jan Hubicka <jh@suse.cz>
25885 * predict.c (tree_bb_level_predictions): Remove variable next
25886 mistakely introduced by previous commit.
25888 2008-02-19 Jan Hubicka <jh@suse.cz>
25890 * predict.c (predict_paths_leading_to): Rewrite.
25891 (predict_paths_for_bb): New.
25892 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25894 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25897 * Makefile.in (build_file_translate): New.
25898 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25899 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25900 * configure.ac (build_file_translate): Substitute it.
25901 * configure: Regenerate.
25903 2008-02-19 Jan Hubicka <jh@suse.cz>
25905 PR rtl-optimization/34408
25906 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25909 2008-02-19 Jan Hubicka <jh@suse.cz>
25911 PR middle-end/28779
25912 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25915 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25918 * config/i386/i386-modes.def: Revert the last DI alignment
25919 change until Ada people can look into it.
25921 2008-02-19 Nick Clifton <nickc@redhat.com>
25923 * opts.c (print_specific_help): Fix typo in --help text.
25925 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25928 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25929 32-bit inline asm without asm alternatives for host GCC < 3.0.
25931 2008-02-19 Richard Guenther <rguenther@suse.de>
25933 PR tree-optimization/34989
25934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25935 Allow propagation to INDIRECT_REF if we can simplify only.
25937 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25939 * c-common.c (warn_for_collisions_1): Use appropriate option when
25942 2008-02-19 Nick Clifton <nickc@redhat.com>
25945 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25946 (handle_options): Fix indentation.
25947 (print_filtered_help): If no language-specific options were
25948 displayed tell the user how to list all the options supported by
25949 the language's front-end.
25950 (print_specific_help): Fix indentation and remove duplicate line.
25951 (common_handle_option): Handle the -v option.
25952 For --help enable the display of undocumented options if the -v
25953 switch has been included on the command line.
25954 For --help= check for overlaps in the arguments between the option
25955 classes and the language names and issue a warning when they
25956 cannot be disambiguated.
25957 * c.opt (v): Pass on to the common option handler.
25959 2008-02-19 Revital Eres <eres@il.ibm.com>
25961 * modulo-sched.c (sms_schedule): Change dump message when
25962 create_ddg function fails.
25963 (try_scheduling_node_in_cycle): Rename row to cycle.
25964 (print_partial_schedule): Rename CYCLE to ROW.
25966 2008-02-19 Christian Bruel <christian.bruel@st.com>
25967 Zdenek Dvorak <ook@ucw.cz>
25969 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25971 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25974 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25975 (*x86_movdicc_0_m1_se): Ditto.
25977 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25979 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25980 (CMPtype): Define as __gcc_CMPtype.
25981 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25982 (CMPtype): Define as __gcc_CMPtype.
25984 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25986 Support valgrind 3.3 for --enable-checking=valgrind.
25987 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25989 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25990 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25991 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25992 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25993 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25994 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25995 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25997 * ggc-zone.c: Similar.
25998 * ggc-page.c: Similar.
26000 2008-02-19 Paul Brook <paul@codesourcery.com>
26003 * config/arm/ieee754-df.S: Fix do_it typo.
26004 * config/arm/ieee754-sf.S: Fix do_it typo.
26006 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26009 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26010 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26011 (OPTION_MASK_ISA_SSE_SET): Likewise.
26012 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26013 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26014 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26015 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26016 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26017 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26018 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26019 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26020 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26021 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26022 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26023 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26024 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26025 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26026 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26027 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26028 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26029 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26030 (OPTION_MASK_ISA_SSE4): Removed.
26031 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26032 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26033 (override_options): Don't turn on implied SSE/MMX bits in
26036 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26038 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26041 2008-02-18 Joey Ye <joey.ye@intel.com>
26043 PR middle-end/34921
26044 * tree-nested.c (insert_field_into_struct): Set type alignment
26045 to field alignment if the former is less than the latter.
26047 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26049 * BASE-VER: Set to 4.4.0.
26051 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26053 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26054 * doc/cfg.texi: Likewise.
26055 * doc/extend.texi: Likewise.
26056 * doc/gty.texi: Likewise.
26057 * doc/invoke.texi: Likewise.
26058 * doc/loop.texi: Likewise.
26059 * doc/md.texi: Likewise.
26060 * doc/passes.texi: Likewise.
26061 * doc/rtl.texi: Likewise.
26062 * doc/sourcebuild.texi: Likewise.
26063 * doc/tm.texi: Likewise.
26064 * doc/tree-ssa.texi: Likewise.
26066 2008-02-17 Richard Guenther <rguenther@suse.de>
26068 PR middle-end/35227
26069 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26070 without default definition.
26072 2008-02-17 Richard Guenther <rguenther@suse.de>
26074 PR tree-optimization/35231
26075 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26078 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26081 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26082 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26083 libgcc_cmp_return mode.
26085 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26088 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26090 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26092 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26095 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26097 * doc/c-tree.texi: Use `@.' where appropriate.
26098 * doc/extend.texi: Likewise.
26099 * doc/install.texi: Likewise.
26100 * doc/invoke.texi: Likewise.
26101 * doc/loop.texi: Likewise.
26102 * doc/makefile.texi: Likewise.
26103 * doc/md.texi: Likewise.
26104 * doc/passes.texi: Likewise.
26105 * doc/standards.texi: Likewise.
26106 * doc/tm.texi: Likewise.
26108 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26110 PR middle-end/35196
26111 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26113 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26114 rather than in entry_bb.
26116 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26118 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26119 libgcc_cmp_return mode.
26121 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26123 PR middle-end/35130
26124 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26125 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26127 2008-02-15 Richard Guenther <rguenther@suse.de>
26128 Zdenek Dvorak <ook@ucw.cz>
26130 PR tree-optimization/35164
26131 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26132 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26133 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26134 Only propagate addresses which do not have abnormal SSA_NAMEs
26137 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26140 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26142 2008-02-15 Jan Hubicka <jh@suse.cz>
26144 PR middle-end/35149
26145 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26147 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26149 PR middle-end/34621
26150 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26151 when calculating alignment_pad.
26153 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26155 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26156 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26157 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26158 and STACK_BOUNDARY define.
26160 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26162 PR preprocessor/35061
26163 * c-pragma.c (handle_pragma_pop_macro): Check that
26164 pushed_macro_table has been allocated.
26166 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26168 PR middle-end/35136
26169 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26170 (force_gimple_operand): Likewise.
26171 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26172 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26173 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26174 (find_interesting_uses_address): Check addressability and alignment
26175 of the base expression only after substituting bases of IVs into it.
26177 2008-02-14 Michael Matz <matz@suse.de>
26180 * function.c (instantiate_virtual_regs_in_insn): Reload address
26181 before falling back to reloading the whole operand.
26183 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26185 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26186 before the first section switch note.
26188 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26190 * doc/bugreport.texi: Update copyright years.
26191 * doc/c-tree.texi: Likewise.
26192 * doc/cfg.texi: Likewise.
26193 * doc/cpp.texi: Likewise.
26194 * doc/cppinternals.texi: Likewise.
26195 * doc/fragments.texi: Likewise.
26196 * doc/frontends.texi: Likewise.
26197 * doc/gcc.texi: Likewise.
26198 * doc/gty.texi: Likewise.
26199 * doc/hostconfig.texi: Likewise.
26200 * doc/implement-c.texi: Likewise.
26201 * doc/libgcc.texi: Likewise.
26202 * doc/loop.texi: Likewise.
26203 * doc/makefile.texi: Likewise.
26204 * doc/options.texi: Likewise.
26205 * doc/passes.texi: Likewise.
26206 * doc/rtl.texi: Likewise.
26207 * doc/sourcebuild.texi: Likewise.
26208 * doc/standards.texi: Likewise.
26209 * doc/tree-ssa.texi: Likewise.
26210 * doc/trouble.texi: Likewise.
26212 * doc/extend.texi: Use @: or add comma where appropriate.
26213 * doc/invoke.texi: Likewise.
26214 * doc/tm.texi: Likewise.
26216 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26219 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26222 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26224 * doc/md.texi (clz, ctz): Add reference.
26225 * doc/rtl.texi (clz, ctz): Likewise.
26227 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26230 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26233 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26235 * config/s390/s390.c (struct constant_pool): New field
26236 emit_pool_after added.
26237 (s390_mainpool_start): Set the emit_pool_after flag according
26238 to the section switch notes.
26239 (s390_mainpool_finish): Consider emit_pool_after when emitting
26240 the literal pool at the end of the function.
26241 (s390_chunkify_start): Force literal pool splits at section
26244 2008-02-13 Michael Matz <matz@suse.de>
26247 * var-tracking.c (clobber_variable_part): Correctly traverse the
26250 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26253 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26254 Add -fdump-ipa-inline.
26255 * tree-dump.c (dump_files): Remove tree-inlined dump.
26256 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26258 2008-02-12 Richard Guenther <rguenther@suse.de>
26260 PR tree-optimization/35171
26261 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26264 2008-02-12 Richard Guenther <rguenther@suse.de>
26266 PR middle-end/35163
26267 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26268 value-preserving mode. Disallow final truncation.
26270 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26272 PR middle-end/35136
26273 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26274 code from here to...
26275 (force_gimple_operand): ...here.
26277 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26280 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26281 non-compatible pointers.
26282 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26283 different FIELD_DECLs, try harder by comparing field offsets, sizes
26286 PR inline-asm/35160
26287 * function.c (match_asm_constraints_1): Don't replace the same input
26290 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26292 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26293 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26294 (expand_epilogue): Restore RAMPZ register.
26295 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26297 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26299 * config/i386/cygwin.asm: (__alloca): Correct calling
26300 convention and alignment.
26301 (__chkstk): Force 8 byte stack alignment.
26303 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26304 Richard Guenther <rguenther@suse.de>
26306 PR tree-optimization/33992
26307 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26308 the zero we compare against.
26310 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26312 PR libfortran/35063
26313 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26314 to CloseHandle after unlocking to prevent accumulation of handle
26317 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26319 PR middle_end/34150
26320 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26321 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26322 and update LABEL_NUSES during and after reload.
26324 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26326 PR middle-end/34627
26327 * combine.c (simplify_if_then_else): Make sure the comparison is
26328 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26330 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26333 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26334 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26335 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26336 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26337 * tree.h (get_type_static_bounds): Likewise.
26339 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26341 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26342 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26343 Make -Wfoo language annotations match what the compiler outputs.
26345 2008-02-08 Sa Liu <saliu@de.ibm.com>
26347 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26348 intrinsics spu_convts, spu_convtu, spu_convtf.
26350 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26352 * doc/extend.texi (Function Attributes) <noinline>: Mention
26353 asm ("") as method to keep calls.
26355 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26358 * doc/options.texi (Options): Replace references to opts.sh with
26360 * opts-common.c: Likewise.
26361 * optc-gen.awk: Likewise.
26363 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26365 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26367 2008-02-07 Richard Henderson <rth@redhat.com>
26370 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26371 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26374 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26376 PR tree-optimization/35085
26377 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26378 for operand entry oe2 in addition to operand entry oe3 in order to
26379 expose more opportunities for vectorizer sum reduction.
26381 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26384 * Makefile.in (LIBS): Remove $(GMPLIBS).
26385 (cc1-dummy, cc1): Add $(GMPLIBS).
26387 2008-02-06 Jan Hubicka <jh@suse.cz>
26390 * i386.md (moddf_integer): Do not produce partial memory stalls for
26391 targets where it hurts.
26393 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26396 * optabs.c (expand_float): Do not check for decimal modes when
26397 expanding unsigned integer through signed conversion.
26399 2008-02-06 Nick Clifton <nickc@redhat.com>
26401 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26402 inside the clobber with a match_operand and duplicated operand
26403 number in the constraint.
26404 (ineqbranchsi): Delete redundant comment.
26406 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26408 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26409 builtin_define ("__USE_INIT_FINI__").
26410 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26412 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26414 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26416 PR documentation/30330
26417 * doc/invoke.texi (C++ Dialect Options)
26418 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26419 For each warning option -Wfoo that allows -Wno-foo, ensure both
26420 -Wfoo and -Wno-foo are listed in the option index. Fix index
26421 entry of -Wswitch-default, index -Wnormalized= including the
26422 `=', and -Wlarger-than-@var{len} including @var{len}.
26424 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26426 * config/i386/i386.md (floatunssisf2): Use
26427 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26428 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26429 Macroize expander using MODEF mode iterator.
26431 2008-02-05 Diego Novillo <dnovillo@google.com>
26433 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26436 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26438 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26441 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26443 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26446 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26447 to indicate if a message should be generated.
26448 (init_cumulative_args): Updated.
26449 (function_value_32): Likewise.
26451 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26453 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26455 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26458 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26459 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26461 2008-02-04 Diego Novillo <dnovillo@google.com>
26463 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26466 * tree-vrp.c (vrp_evaluate_conditional): With
26467 -Wtype-limits, emit a warning when comparing against a
26468 constant outside the natural range of OP0's type.
26470 2008-02-04 Richard Guenther <rguenther@suse.de>
26472 PR middle-end/33631
26473 * expr.c (count_type_elements): Give for unions instead of
26476 2008-02-04 Richard Guenther <rguenther@suse.de>
26478 PR middle-end/35043
26479 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26480 to TYPE_DOMAINs base type instead of using bitsizetype here.
26482 2008-02-03 Jason Merrill <jason@redhat.com>
26484 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26486 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26489 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26490 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26491 (RS/6000 and PowerPC Options): Fix typos and markup.
26492 * doc/passes.texi (Tree-SSA passes): Likewise.
26494 2008-02-02 Michael Matz <matz@suse.de>
26497 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26498 from record_last_reg_set_info.
26499 (record_last_reg_set_info): Take an RTX argument, iterate over all
26500 constituent hardregs.
26501 (record_last_set_info, record_opr_changes): Change calls to
26502 new signature or to record_last_reg_set_info_regno.
26504 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26506 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26508 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26510 PR rtl-optimization/34773
26511 * reg-notes.def (EQUAL): Mention significance of combination of
26512 REG_EQUAL and REG_RETVAL.
26513 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26514 insn that has a REG_RETVAL.
26516 2008-02-01 Roger Sayle <roger@eyesopen.com>
26519 * configure.ac (--enable-fixed-point): Disable unless explicitly
26521 * configure: Regenerate.
26523 2008-02-01 Richard Guenther <rguenther@suse.de>
26526 * invoke.texi (-finline-limit): Remove no longer true parts
26527 of the documentation. Note that there is no default value.
26529 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26530 Mark Mitchell <mark@codesourcery.com>
26531 Ben Elliston <bje@au.ibm.com>
26534 * doc/extend.texi (Other Builtins): Document.
26536 2008-01-31 Tom Browder <tom.browder@gmail.com>
26538 * doc/c-tree.texi (Types): Fix grammar.
26539 (Expression trees): Ditto.
26540 * doc/passes.texi (Tree-SSA passes): Ditto.
26542 * doc/configterms.texi (Configure Terms): Fix typo.
26543 * doc/cpp.texi (Common Predefined Macros): Ditto.
26544 * doc/md.texi (Machine Constraints): Ditto.
26546 * doc/makefile.texi (Makefile): Add comma.
26548 2008-01-31 Tom Browder <tom.browder@gmail.com>
26549 Gerald Pfeifer <gerald@pfeifer.com>
26551 * doc/sourcebuild.texi (Front End): Remove references to CVS
26552 and CVSROOT/modules.
26553 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26554 (Back End): Remove reference to CVS.
26556 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26559 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26561 (mips16_gp_pseudo_reg): ...here.
26562 * config/mips/mips.md (load_const_gp): Replace with...
26563 (load_const_gp_<mode>): ...this :P-based insn.
26565 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26567 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26568 options. Minor fixes.
26569 (-std): Move reference to standards closer to where language
26570 standards are first mentioned.
26572 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26574 PR rtl-optimization/34995
26575 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26576 parameter and return a bool. If the rtx parameter is nonnull,
26577 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26578 (find_reloads): Update call accordingly. Pass the new operand
26579 if it needed no address reloads, otherwise pass null.
26581 2008-01-30 Richard Henderson <rth@redhat.com>
26584 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26585 for unbounded arrays.
26587 2008-01-30 Silvius Rus <rus@google.com>
26589 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26591 2008-01-30 Jan Hubicka <jh@suse.cz>
26594 * i386.c (init_cumulative_args): Use real function declaration when
26597 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26599 PR rtl-optimization/34998
26600 * global.c (build_insn_chain): Treat non-subreg_lowpart
26601 SUBREGs of pseudos as clobbering all the words covered by the
26602 SUBREG, not just all the bytes.
26603 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26604 original df_ref rather than an extract parameter.
26605 (global_conflicts): Update call accordingly.
26607 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26609 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26610 the overflow check to make it easier to read.
26611 (__fixtfdi): Change the type of the ll member in union
26612 long_double to UDItype_x.
26614 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26616 PR middle-end/34969
26617 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26618 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26619 * tree-inline.c (fold_marked_statements): Call
26620 cgraph_update_edges_for_call_stmt if folding a call statement.
26621 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26622 debug_generic_stmt calls, reset it back afterwards.
26625 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26627 * c-typeck.c (build_external_ref): Don't pedwarn about
26628 static vars in current function's scope.
26630 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26632 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26634 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26637 * ipa-struct-reorg.c: Fix spelling.
26638 * params.def: Ditto.
26640 2008-01-29 Richard Guenther <rguenther@suse.de>
26642 PR middle-end/35006
26643 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26645 * tree-inline.c (remap_type): Increment remapping_type_depth
26646 around remapping types.
26647 (copy_body_r): Only add referenced variables if they are referenced
26648 from code, not types.
26650 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26661 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26662 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26664 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26667 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26668 pointer for tiny stack.
26670 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26672 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26674 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26676 * config/vx-common.h: Fix typo in comment.
26678 2008-01-28 Ian Lance Taylor <iant@google.com>
26682 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26683 coalesce pointers if they have different DECL_NO_TBAA_P values.
26684 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26685 between variables with different DECL_NO_TBAA_P values.
26687 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26690 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26691 are not legitimate small data references on SPE targets.
26693 2008-01-28 David Daney <ddaney@avtrex.com>
26695 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26697 2008-01-28 David Daney <ddaney@avtrex.com>
26699 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26701 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26703 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26704 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26705 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26706 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26707 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26708 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26709 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26710 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26712 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26714 * basic-block.h (condjump_equiv_p): Fix comment.
26716 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26718 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26719 print_generic_stmt_indented): Fix comment.
26721 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26723 * configure.ac (__stack_chk_fail): Add detecion for availability
26724 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26725 * configure: Regenerate.
26727 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26729 PR middle-end/34688
26730 * final.c (output_addr_const): Handle TRUNCATE.
26732 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26735 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26736 (zero_cost, infinite_cost): New constants.
26737 (struct cost_pair): Change type of cost to comp_cost.
26738 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26739 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26741 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26742 split_address_cost, ptr_difference_cost, difference_cost,
26743 get_computation_cost_at, get_computation_cost,
26744 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26745 determine_use_iv_cost_condition, determine_use_iv_costs,
26746 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26747 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26748 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26749 Change type of cost to comp_cost.
26750 (determine_iv_cost): Increase cost of non-original ivs, instead
26751 of decreasing the cost of original ones.
26752 (get_address_cost): Indicate the complexity of the addressing mode
26754 (try_add_cand_for): Prefer using ivs not specific to some object.
26755 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26757 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26758 Janis Johnson <janis187@us.ibm.com>
26761 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26762 (TARGET_INSTANTIATE_DECLS): Likewise.
26763 * target.h (expand_to_rtl_hook): New target hook.
26764 (instantiate_decls): Likewise.
26765 * function.c (instantiate_decl): Make non-static. Rename to...
26766 (instantiate_decl_rtl): ... this.
26767 (instantiate_expr): Use instantiate_decl_rtl.
26768 (instantiate_decls_1): Likewise.
26769 (instantiate_decls): Likewise.
26770 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26771 * function.h (instantiate_decl_rtl): Add prototype.
26772 * cfgexpand.c (target.h): New include.
26773 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26774 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26775 (TARGET_INSTANTIATE_DECLS): Likewise.
26776 (TARGET_INITIALIZER): New target hooks added.
26777 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26779 * config/rs6000/rs6000.c (tree-flow.h): New include.
26780 (machine_function): Add sdmode_stack_slot field.
26781 (rs6000_alloc_sdmode_stack_slot): New function.
26782 (rs6000_instantiate_decls): Likewise.
26783 (rs6000_secondary_memory_needed_rtx): Likewise.
26784 (rs6000_check_sdmode): Likewise.
26785 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26786 (TARGET_INSTANTIATE_DECLS): Likewise.
26787 (rs6000_hard_regno_mode_ok): Allow SDmode.
26788 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26789 (rs6000_emit_move): Handle SDmode.
26790 (function_arg_advance): Likewise.
26791 (function_arg): Likewise.
26792 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26793 SDmode var args for 32-bit compiles.
26794 (rs6000_secondary_reload_class): Handle SDmode.
26795 (rs6000_output_function_epilogue): Likewise.
26796 (rs6000_function_value): Simplify if statement.
26797 (rs6000_libcall_value): Likewise.
26798 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26799 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26800 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26801 (movsd_hardfloat): New define_insn.
26802 (movsd_softfloat): Likewise.
26803 (movsd_store): Likewise.
26804 (movsd_load): Likewise.
26805 (extendsddd2): Likewise.
26806 (extendsdtd2): Likewise.
26807 (truncddsd2): Likewise.
26808 (movdd_hardfloat64): Fixup comment.
26809 (UNSPEC_MOVSD_LOAD): New constant.
26810 (UNSPEC_MOVSD_STORE): Likewise.
26812 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26815 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26817 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26818 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26819 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26820 and TRUTH_XOR_EXPR.
26822 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26825 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26826 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26827 __LONGDOUBLE128 too.
26828 * config/rs6000/aix61.h: New file.
26830 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26832 PR rtl-optimization/34959
26833 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26834 popcount and parity rtxes the same mode as their operand.
26835 Truncate or extend the result to the return value's mode
26838 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26841 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26842 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26843 to GOT_VERSION_REGNUM.
26844 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26845 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26846 * config/mips/mips.c (mips_emit_call_insn): New function.
26847 (mips_call_tls_get_addr): Call mips_expand_call directly.
26848 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26850 (mips16_build_call_stub): Likewise. Return the call insn or null.
26851 (mips_expand_call): Update the call to mips16_build_call_stub
26852 accordingly and a remove redundant condition. Assert that MIPS16
26853 stubs do not use lazy binding. Use mips_emit_call_insn and return
26855 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26857 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26858 (mips_avoid_hazard): Remove hazard_set handling.
26859 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26860 (UNSPEC_RESTORE_GP): ...this.
26861 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26862 (FAKE_CALL_REGNO): Rename to...
26863 (GOT_VERSION_REGNUM): ...this.
26864 (type): Add "ghost" value. Add an associated insn reservation.
26865 (hazard_set): Remove.
26866 (exception_receiver): Rename to...
26867 (restore_gp): ...this and update the unspec identifier accordingly.
26868 (exception_receiver, nonlocal_got_receiver): New expanders.
26869 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26870 FAKE_CALL_REGNO. Remove hazard_set attribute.
26871 (set_got_version, update_got_version): New patterns.
26873 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26876 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26878 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26881 * doc/install.texi2html: Generate gcc-vers.texi.
26883 2008-01-25 DJ Delorie <dj@redhat.com>
26885 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26887 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26889 * config/c4x: Remove directory.
26890 * config.gcc (crx-*, mt-*): Mark obsolete.
26891 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26892 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26893 sh-*-rtemscoff*): Remove cases.
26894 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26895 * real.c (encode_c4x_single, decode_c4x_single,
26896 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26897 c4x_extended_format): Remove.
26898 * real.h (c4x_single_format, c4x_extended_format): Remove.
26899 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26901 (Pragmas): Remove comment about c4x pragmas.
26902 * doc/install.texi (c4x): Remove target-specific instructions.
26903 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26904 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26905 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26906 refer to C4x source files as examples.
26907 (C4X_FLOAT_FORMAT): Remove documentation.
26909 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26911 * config/bfin/bfin.c (override_options): Reorder tests so that
26912 flag_pic gets enabled for -msep-data.
26914 2008-01-25 Richard Guenther <rguenther@suse.de>
26916 PR middle-end/32244
26917 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26918 to its bitfield precision if required.
26920 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26922 PR middle-end/33880
26923 * tree-nested.c (walk_omp_for): New function.
26924 (convert_nonlocal_reference, convert_local_reference): Call
26925 walk_omp_for on OMP_FOR.
26926 (convert_call_expr): Call walk_body on OMP_FOR's
26927 OMP_FOR_PRE_INIT_BODY.
26929 2008-01-25 Richard Guenther <rguenther@suse.de>
26931 PR tree-optimization/34966
26932 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26933 default defs and PHI_NODEs we have to insert after the
26934 defining statement.
26936 2008-01-24 Nick Clifton <nickc@redhat.com>
26938 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26939 Provide a default definition.
26940 (LIBGCC2_UNITS_PER_WORD): Likewise.
26942 * config/stormy16/stormy16.c: Include df.h for the prototype
26943 for df_regs_ever_live_p.
26944 (xstormy16_expand_builtin_va_start): Convert the stack offset
26945 into a component_ref and then use POINTER_PLUS_EXPR to add it
26946 to the incoming_virtual_args_rtx.
26947 (xstormy16_gimplify_va_arg_expr): Rename to
26948 xstormy16_gimplify_va_arg_expr.
26949 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26950 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26951 xstormy16_gimplify_va_arg_expr.
26952 Fix up some formatting issues.
26954 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26955 Move to predicates.md.
26956 (xs_hi_general_operand): Likewise.
26957 (xs_hi_nonmemory_operand): Likewise.
26958 * config/stormy16/predicates.md:
26959 (xstormy16_carry_plus_operand): New predicate.
26960 (xs_hi_general_operand): New predicate.
26961 (xs_hi_nonmemory_operand): New predicate.
26962 * config/stormy16/stormy16-protos.h:
26963 (xstormy16_carry_plus_operand): Delete prototype.
26964 (xs_hi_general_operand): Likewise.
26965 (xs_hi_nonmemory_operand): Likewise.
26967 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26968 modifiers as they are no longer needed and they can trigger
26969 reload spill failures.
26971 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26972 with a match_operand in order to help reload.
26974 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26975 constraint with 'e' for the 8th alternative as this version of
26976 the mov.w instruction only accepts the lower 8 registers.
26978 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26981 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26982 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26985 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26987 PR middle-end/33333
26988 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26990 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26992 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26994 (remove_structure): Update allocations list before removing structure.
26996 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26998 * ipa-struct-reorg.c (is_safe_cond_expr,
26999 create_new_stmts_for_cond_expr): Use integer_zerop function,
27000 that recognize not only zero-pointer, but zero-integer too.
27002 2008-01-25 Ben Elliston <bje@au.ibm.com>
27005 * fixproto: Escape "." in sed expression that strips leading "./".
27007 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27010 * gcc.c (SWITCH_OK): Removed.
27011 (SWITCH_LIVE): Changed to bit.
27012 (SWITCH_FALSE): Likewise.
27013 (SWITCH_IGNORE): Likewise.
27014 (switchstr): Change live_cond to unsigned int.
27015 (process_command): Replace SWITCH_OK with 0.
27016 (do_self_spec): Likewise.
27017 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27018 (give_switch): Likewise.
27019 (used_arg): Likewise.
27020 (do_spec_1): Set the SWITCH_IGNORE bit.
27021 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27022 bits. Set the SWITCH_LIVE bit.
27024 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27026 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27028 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27030 PR tree-optimization/34472
27031 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27032 parameter to a "bool *" and set *DATA to false if there is
27033 an unsafe access. Do not delete the structure here.
27034 (check_cond_exprs): Delete it here instead.
27035 (check_cond_exprs, exclude_cold_structs): Do not increase
27036 I when removing a structure.
27038 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27041 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27042 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27044 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27046 PR middle-end/34934
27047 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27048 a fixed vector for stack.
27050 2008-01-24 Ben Elliston <bje@au.ibm.com>
27053 * doc/gcc.texi (Software development): Add a direntry for g++.
27055 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27057 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27058 stale and straggling -fforce-addr comments above.
27060 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27062 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27063 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27065 2008-01-23 Michael Matz <matz@suse.de>
27068 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27071 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27073 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27074 malloc result type.
27076 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27078 * config/avr/avr.c (avr_current_arch): New variable.
27079 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27080 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27081 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27082 (avr_override_options): Init 'avr_current_arch'.
27083 (base_arch_s): Move from here...
27084 * config/avr/avr.h (base_arch_s): ... here. Add new members
27085 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27086 'mega' to 'have_jmp_call'.
27087 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27088 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27090 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27092 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27093 MULTILIB_MATCHES): Ditto.
27095 2008-01-23 Richard Guenther <rguenther@suse.de>
27097 PR middle-end/31529
27098 * cgraphunit.c (cgraph_reset_node): Always mark the node
27099 not reachable if it is not queued already.
27101 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27103 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27104 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27105 (cputype_selected): New static variable.
27106 (bfin_handle_option): Set it if -mcpu is used.
27107 (override_option): Select default set of workarounds if no cpu type
27108 selected on the command line.
27109 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27111 From Michael Frysinger <michael.frysinger@analog.com>
27112 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27113 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27115 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27116 for bf547, bf523, bf524, and bf526.
27117 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27119 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27120 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27121 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27122 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27123 * doc/invoke.texi (Blackfin Options): Document that
27124 -mcpu now accept bf547, bf523, bf524, and bf526.
27126 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27128 PR rtl-optimization/34628
27129 * combine.c (try_combine): Stop and undo after the first combination
27130 if an autoincrement side-effect on the first insn has effectively
27133 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27136 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27137 Offset addresses are not valid for Altivec or paired float modes.
27139 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27142 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27143 if DECL_INITIAL (decl) is error_mark_node.
27146 * c-common.c (handle_vector_size_attribute): Only allow
27147 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27148 the same way as pointer, array etc. types.
27149 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27152 * tree.c (build_type_attribute_qual_variant): Call
27153 build_qualified_type if attributes are equal, but quals are not.
27155 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27158 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27159 * flags.h (warn_strict_aliasing): Remove.
27160 (warn_strict_overflow): Remove.
27161 * opts.c (warn_strict_aliasing): Remove.
27162 (warn_strict_overflow): Remove.
27163 * c-opts.c (c_common_handle_option): -Wall only sets
27164 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27165 (c_common_post_options): Give default values to -Wstrict-aliasing
27166 and -Wstrict-overflow if they are uninitialized.
27167 * common.opt (Wstrict-aliasing): Specify Var and Init.
27168 (Wstrict-overflow): Likewise.
27170 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27172 PR rtl-optimization/26854
27173 PR rtl-optimization/34400
27174 PR rtl-optimization/34884
27175 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27177 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27178 (df_rd_bb_info.expanded_lr_out): Deleted
27179 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27180 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27181 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27182 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27183 Removed code to allocate, initialize or free expanded_lr_out.
27184 (df_rd_bb_local_compute_process_def): Restructured to make more
27186 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27187 sets if the sets are being trimmed.
27189 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27192 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27193 (as_vers): Likewise.
27194 * configure: Regenerated.
27196 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27198 PR middle-end/33092
27199 * tree-pass.h (pass_build_alias): New pass.
27200 * tree-ssa-alias.c (gate_build_alias): New.
27201 (pass_build_alias): New.
27202 * passes.c (init_optimization_passes): Add pass_build_alias after
27203 pass_create_structure_vars.
27205 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27207 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27208 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27209 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27210 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27211 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27212 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27213 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27214 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27215 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27216 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27217 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27218 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27219 * config/s390/s390.md (FP_ALL): New mode iterator.
27220 (_d): New mode attribute.
27221 ("*signbit<mode>2>"): Changed mode of first operand.
27222 ("isinf<mode>2"): Changed mode of first operand.
27223 ("*TDC_insn"): Adaptation for DFP modes.
27225 2008-01-22 Ben Elliston <bje@au.ibm.com>
27227 * tree.c (check_qualified_type): Improve function description.
27229 2008-01-21 Jason Merrill <jason@redhat.com>
27232 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27233 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27236 2008-01-21 DJ Delorie <dj@redhat.com>
27238 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27241 2008-01-21 Richard Guenther <rguenther@suse.de>
27243 PR middle-end/34856
27244 * tree-cfg.c (verify_expr): Allow all invariant expressions
27245 instead of just constant class ones as reference argument.
27246 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27247 like any other constant.
27248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27250 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27252 * regmove.c (fixup_match_1): Update call crossed frequencies.
27254 2008-01-21 Richard Guenther <rguenther@suse.de>
27257 * tree-inline.c (setup_one_parameter): Deal with mismatched
27258 types using a VIEW_CONVERT_EXPR.
27260 2008-01-21 Alon Dayan <alond@il.ibm.com>
27261 Olga Golovanevsky <olga@il.ibm.com>
27263 PR tree-optimization/34701
27264 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27265 when the structure size is not a power of 2.
27267 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27269 * doc/install.texi: Add doc for --enable-checking=df.
27271 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27273 PR rtl-optimization/34808
27274 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27276 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27278 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27281 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27283 PR rtl-optimization/26854
27284 PR rtl-optimization/34400
27285 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27287 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27288 (df_rd_bb_info.expanded_lr_out): New.
27289 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27290 * loop_iv.c (iv_analysis_loop_init): Ditto.
27291 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27292 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27293 Added code to allocate, initialize or free expanded_lr_out.
27294 (df_rd_bb_local_compute_process_def): Restructured to make
27295 more understandable.
27296 (df_rd_confluence_n): Add code to do nothing with fake edges and
27297 code to no apply invalidate_by_call sets if the sets are being trimmed.
27298 (df_lr_local_finalize): Renamed to df_lr_finalize.
27299 (df_live_local_finalize): Renamed to df_live_finalize.
27301 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27304 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27305 deciding whether to use reciprocal instructions.
27307 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27309 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27310 dwarf2out_note_section_used if cold_text_section is NULL.
27312 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27314 PR gcov-profile/34610
27315 * tree-cfg.c (make_edges): Mark both outgoing edges from
27316 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27317 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27318 from OMP_FOR and OMP_CONTINUE outgoing edges.
27320 * tree-profile.c (tree_profiling): Return early if
27321 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27323 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27324 from cfun to child_cfun.
27325 * function.h (struct function): Add after_tree_profile bit.
27327 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27329 * config/avr/avr.S (_exit): Disable interrupt.
27331 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27332 Steven Bosscher <stevenb.gcc@gmail.com>
27334 PR rtl-optimization/26854
27335 PR rtl-optimization/34400
27336 * df-problems.c (df_live_scratch): New scratch bitmap.
27337 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27338 (df_live_reset): Clear the proper bitmaps.
27339 (df_live_bb_local_compute): Only process the artificial defs once
27340 since the order is not important.
27341 (df_live_init): Init the df_live sets only with the variables
27342 found live by df_lr.
27343 (df_live_transfer_function): Use the df_lr sets to prune the
27344 df_live sets as they are being computed.
27345 (df_live_free): Free df_live_scratch.
27347 2008-01-18 Ian Lance Taylor <iant@google.com>
27349 * common.opt: Add fmerge-debug-strings.
27350 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27351 flag_merge_debug_strings rather than flag_merge_constants.
27352 * doc/invoke.texi (Option Summary): Mention
27353 -fmerge-debug-strings.
27354 (Debugging Options): Document -fmerge-debug-strings.
27356 2008-01-18 Ian Lance Taylor <iant@google.com>
27359 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27360 (struct tree_function_decl): Add new field operator_new_flag.
27361 * tree-inline.c (expand_call_inline): When inlining a call to
27362 operator new, force the return value to go into a variable, and
27363 set DECL_NO_TBAA_P on that variable.
27364 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27366 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27369 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27370 DWARF2_DEBUGGING_INFO.
27371 (dwarf2out_note_section_used): Ditto. Add prototype.
27372 (have_multiple_function_sections, text_section_used,
27373 cold_text_section_used, *cold_text_sections): Move declarations
27376 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27378 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27379 field and add signal_ra.
27380 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27381 assignments to frame state pc. Move end of stack check after
27382 MD_FALLBACK_FRAME_STATE_FOR.
27383 (uw_update_context_1): Use frame state signal_regs if set, instead
27384 of checking signal_frame flag.
27385 (uw_update_context): Use frame state signal_ra if set.
27386 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27387 * config/xtensa/linux-unwind.h: New file.
27389 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27391 * modulo-sched.c (get_sched_window): Fix comment typo.
27393 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27395 PR tree-optimization/34648
27396 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27398 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27400 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27401 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27403 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27405 PR rtl-optimization/34400
27406 * df-core.c (df_worklist_dataflow_overeager,
27407 df_worklist_dataflow_doublequeue): New functions.
27408 (df_worklist_dataflow): Two different worklist solvers.
27409 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27412 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27415 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27416 and ftree-parallelize-loops.
27418 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27420 PR rtl-optimization/34826
27421 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27423 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27425 * global.c (find_reg): Mark the eh regs as used if necessary.
27426 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27427 * ra.h (struct allocno): no_eh_reg field added. Changed
27428 no_stack_reg type to bitfield.
27430 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27432 * tree.c (substitute_in_expr): Add missing 'break'.
27434 2008-01-17 Richard Guenther <rguenther@suse.de>
27436 PR tree-optimization/34825
27437 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27438 x / x as division to handle.
27440 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27442 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27443 "-pthread" is specified.
27444 * pa-hpux11.h (LIB_SPEC): Likewise.
27446 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27447 Peter Bergner <bergner@vnet.ibm.com>
27449 PR rtl-optimization/33796
27450 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27452 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27454 PR libgfortran/34699
27455 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27457 * pa-hpux10.h (LINK_SPEC): Likewise.
27458 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27460 2008-01-16 Richard Guenther <rguenther@suse.de>
27462 PR middle-end/32628
27463 * fold-const.c (fold_convert_const_int_from_int): Do not
27464 set overflow if that occured only because of a sign extension
27465 change when converting from/to a sizetype with the same
27466 precision and signedness.
27468 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27471 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27472 location address to the correct place. Update copyright year.
27474 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27476 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27477 no dependences in the dependence_relations vector.
27479 2008-01-16 Jan Hubicka <jh@suse.cz>
27481 PR rtl-optimization/31396
27482 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27483 * cfg.c (dump_reg_info): Print it.
27484 * regs.h (struct reg_info_t): add freq_calls_crossed.
27485 (REG_FREQ_CALLS_CROSSED): New macro.
27486 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27487 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27488 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27489 regmove_optimize): Update call crossed frequencies.
27490 * local-alloc.c (struct qty): Add freq_calls_crossed.
27491 (alloc_qty): Copute freq_calls_crossed.
27492 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27493 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27494 * ra.h (struct allocno): Add freq_calls_crossed.
27496 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27498 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27499 libgomp when compiling with ftree-parallelize-loops.
27500 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27502 2008-01-16 Richard Guenther <rguenther@suse.de>
27504 PR tree-optimization/34769
27505 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27506 * tree.c (int_cst_value): Instead make this function more
27507 permissive in what it accepts as valid input. Document this
27508 function always sign-extends the value.
27510 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27511 Richard Guenther <rguenther@suse.de>
27514 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27515 (gimple_fold_indirect_ref_rhs): ... this.
27516 (gimple_fold_indirect_ref): New function with foldings
27517 that preserve lvalueness.
27518 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27519 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27520 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27521 to fold an INDIRECT_REF, fall back to the old use of
27522 fold_indirect_ref_1.
27524 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27526 * tree-data-ref.c (subscript_dependence_tester_1): Call
27527 free_conflict_function.
27528 (compute_self_dependence): Same.
27530 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27533 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27534 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27536 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27537 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27538 for DWARF2_UNWIND_INFO targets.
27540 2008-01-16 Richard Guenther <rguenther@suse.de>
27543 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27544 type qualifiers for function types.
27546 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27548 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27549 loop_iterator li from previous commit.
27551 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27553 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27555 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27557 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27558 (parallelize_loops): Don't parallelize irreducible components.
27560 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27563 * c-opts (c_common_post_options): Do not enable CPP
27564 flag_pedantic_errors by default.
27566 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27568 PR rtl-optimization/31944
27569 * cse.c (remove_pseudo_from_table): New function.
27570 (merge_equiv_classes): Use above function to remove pseudo-registers.
27571 (invalidate): Likewise.
27573 2008-01-13 Richard Guenther <rguenther@suse.de>
27575 PR middle-end/34601
27576 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27577 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27579 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27581 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27582 validate_change to unshare the source of the PC set.
27584 2008-01-12 Jan Hubicka <jh@suse.cz>
27586 PR middle-end/32135
27587 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27588 references above array bounds. This might trigger bounds checks for
27589 pointers to arrays.
27591 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27593 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27594 new_replaceable_dependencies.
27596 2008-01-12 Doug Kwan <dougkwan@google.com>
27598 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27599 instead of OPT_Wreturn_type in warning due to ignored return type
27601 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27602 options included in -Wextra.
27603 * c.opt: New option -Wignored_qualifiers.
27604 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27605 -Wignore_qualifiers.
27606 (-Wignored-qualifiers): Document.
27607 (-Wreturn-type): Remove description of functionality now handled
27608 by -Wignored-qualifiers.
27610 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27613 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27614 NOP_EXPR if it is between integral types with the same precision.
27616 2008-01-12 Jan Hubicka <jh@suse.cz>
27619 * invoke.texi (max-inline-recursive-depth): Fix default value.
27621 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27623 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27626 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27628 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27630 2008-01-11 James E. Wilson <wilson@specifix.com>
27633 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27635 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27637 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27638 save/restore frame pointer register and don't use 'call-prologues'
27639 optimization in function with "OS_task" attribute.
27641 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27643 PR middle-end/31309
27644 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27645 when copying to memory.
27647 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27649 PR rtl-optimization/30905
27650 * cfgcleanup.c: Include dce.h
27651 (crossjumps_occured): New global variable.
27652 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27653 If something changed, set crossjumps_occured to true.
27654 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27655 Don't add/remove fake edges to exit here...
27656 (cleanup_cfg): ...but do it here, when crossjumping.
27657 Run a fast DCE when successful crossjumps occured in the latest
27658 iteration of try_optimize_cfg.
27660 2008-01-11 Richard Guenther <rguenther@suse.de>
27662 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27663 (struct vn_unary_op_s): Likewise.
27664 (vn_reference_insert): Free old reference on hash collision.
27666 2008-01-10 Raksit Ashok <raksit@google.com>
27668 PR rtl-optimization/27971
27669 * combine.c (find_split_point): Split PLUS expressions which are
27670 inside a MEM rtx, and whose first operand is complex.
27672 2008-01-10 DJ Delorie <dj@redhat.com>
27674 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27675 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27676 (m32c_hard_regno_ok): Call the underlying function.
27678 2008-01-10 Richard Guenther <rguenther@suse.de>
27680 PR middle-end/34683
27681 * tree-cfg.c (tree_merge_blocks): Do not go through the
27682 full-blown folding and stmt updating path if we just deal
27683 with virtual operands.
27684 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27685 test for abnormal SSA_NAMEs.
27687 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27689 PR middle-end/34641
27690 * reload.c (push_reload): Add assertions. All constants from
27691 reg_equiv_constant should have been used for replacing the respective
27693 (find_reloads_address): Invoke find_reloads_address_part for
27694 constant taken from the reg_equiv_constant array.
27696 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27698 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27699 field (valnum) the first in the struct. Replace bools with
27702 2008-01-10 Richard Guenther <rguenther@suse.de>
27704 PR tree-optimization/34651
27705 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27706 types and ordering for masking and converting.
27708 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27710 PR tree-optimization/34017
27711 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27712 also for PHI_NODE expressions.
27714 2008-01-09 Jan Hubicka <jh@suse.cz>
27716 PR tree-optimization/34708
27717 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27718 based on number of case labels.
27719 (init_inline_once): Remove switch_cost.
27720 * tree-inline.h (eni_weights_d): Remove switch_cost.
27722 2008-01-09 Richard Guenther <rguenther@suse.de>
27723 Andrew Pinski <andrew_pinski@playstation.sony.com>
27725 PR middle-end/30132
27726 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27727 temporary if an rvalue is ok or an lvalue is not required.
27729 2008-01-09 Richard Guenther <rguenther@suse.de>
27731 PR middle-end/34458
27732 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27733 adjust return type.
27735 2008-01-09 Richard Guenther <rguenther@suse.de>
27737 PR middle-end/34679
27738 * tree.c (host_integerp): Check for sizetype only if the
27739 type is an integer type.
27741 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27744 * opts.c (decode_options): Disable inlining of functions called
27745 once if not in unit-at-a-time mode.
27747 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27749 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27751 2008-01-08 Richard Guenther <rguenther@suse.de>
27753 PR middle-end/31863
27754 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27755 out early if the result will be unused.
27757 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27762 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27763 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27766 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27768 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27769 for vectorization tuned.
27771 2008-01-08 Richard Guenther <rguenther@suse.de>
27773 PR tree-optimization/34683
27774 * tree-ssa-operands.c (operand_build_cmp): Export.
27775 * tree-ssa-operands.h (operand_build_cmp): Declare.
27776 * tree-vn.c (vuses_compare): Remove.
27777 (sort_vuses): Use operand_build_cmp.
27778 (sort_vuses_heap): Likewise.
27779 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27780 to re-use old VEC if available. Do not sort already sorted VUSEs.
27781 (vdefs_to_vec): Do not sort already sorted VDEFs.
27783 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27785 PR middle-end/34694
27786 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27788 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27791 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27792 limitations of reciprocal sequences on x86 targets.
27794 2008-01-08 Richard Guenther <rguenther@suse.de>
27796 PR tree-optimization/34683
27797 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27799 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27802 * config/darwin.c (darwin_mergeable_string_section): Don't use
27803 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27805 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27808 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27809 negxf2. Macroize expander using X87MODEF mode iterator. Change
27810 predicates of op0 and op1 to register_operand.
27811 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27812 expander using X87MODEF mode iterator. Change predicates of
27813 op0 and op1 to register_operand.
27814 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27815 corresponding patterns and macroize using MODEF macro. Change
27816 predicates of op0 and op1 to register_operand and remove
27817 "m" constraint. Disparage "r" alternative with "!".
27818 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27819 macroize using X87MODEF macro. Change predicates of op0 and op1
27820 to register_operand and remove "m" constraint. Disparage "r"
27821 alternative with "!".
27822 (absneg splitter with memory operands): Remove.
27823 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27824 patterns and macroize using X87MODEF mode iterator.
27825 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27826 Change predicate of op1 to register_operand.
27827 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27828 for memory operands.
27830 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27832 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27834 2008-01-07 Richard Guenther <rguenther@suse.de>
27836 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27839 2008-01-07 Richard Guenther <rguenther@suse.de>
27841 PR tree-optimization/34683
27842 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27843 VOPs of the needed size to save memory. Use VEC_quick_push
27844 to save compile-time.
27845 (vdefs_to_vec): Likewise.
27847 2008-01-07 Sa Liu <saliu@de.ibm.com>
27849 * config/spu/spu.md (divdf3): Genetate inline code for double
27850 division. The implementation doesn't handle INF or NAN, therefore it
27851 only applies when -ffinite-math-only is given.
27853 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27856 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27857 * doc/cpp.texi ([Common Predefined Macros]): Document.
27859 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27861 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27862 order to use commutative addition instead of subtraction.
27864 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27865 Mircea Namolaru <namolaru@il.ibm.com>
27866 Vladimir Yanovsky <yanov@il.ibm.com>
27867 Revital Eres <eres@il.ibm.com>
27869 PR tree-optimization/34263
27870 * tree-outof-ssa.c (process_single_block_loop_latch,
27871 contains_tree_r): New functions.
27872 (analyze_edges_for_bb): Call process_single_block_loop_latch
27873 function to empty single-basic-block latch block if possible.
27875 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27877 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27879 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27881 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27883 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27885 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27887 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27889 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27891 PR tree-optimization/34618
27892 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27895 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27898 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27899 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27900 Update copyright year.
27902 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27903 Update copyright year.
27904 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27907 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27909 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27910 edge does not point to current bb before changing need_assert.
27912 2008-01-04 Richard Guenther <rguenther@suse.de>
27914 PR middle-end/34029
27915 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27916 for verifying purposes if they are is_gimple_min_invariant.
27918 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27920 PR tree-optimization/34448
27921 PR tree-optimization/34465
27922 * gimplify.c (gimplify_init_constructor): Add new parameter
27923 notify_temp_creation. Use it.
27924 (gimplify_modify_expr_rhs): Take volatiles into account when
27925 optimizing constructors.
27926 Do not optimize constructors if gimplify_init_constructor will dump to
27928 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27929 * gcc.c-torture/compile/pr34448.c: New.
27931 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27933 PR gcov-profile/34609
27934 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27935 return_slot if result is TREE_ADDRESSABLE.
27937 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27939 * config/mips/mips.md (sqrt_condition): Tweak comment.
27940 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27942 2008-01-03 Tom Tromey <tromey@redhat.com>
27945 * c-common.c (c_type_hash): Handle VLAs.
27947 2008-01-03 Jan Hubicka <jh@suse.cz>
27949 PR tree-optimization/31081
27950 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27951 0 when inlining and not inlining to first basic block.
27952 (remap_decl): When var is initialized to 0, don't set default_def.
27953 (expand_call_inline): Set entry_bb.
27954 * tree-inline.h (copy_body_data): Add entry_bb.
27956 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27959 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27962 PR tree-optimization/29484
27963 * tree-inline.c (inline_forbidden_p_2): New function.
27964 (inline_forbidden_p): Disallow inlining if some static var
27965 has an address of a local LABEL_DECL in its initializer.
27966 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27969 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27971 PR tree-optimization/34635
27972 * tree-data-ref.c (add_other_self_distances): Make sure that the
27973 evolution step is constant.
27975 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27977 PR middle-end/34608
27978 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27980 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27982 * tree-sra.c (scalarize_init): Insert the generate_element_init
27983 statements after the generate_element_zero statements.
27985 2008-01-02 Richard Guenther <rguenther@suse.de>
27987 PR middle-end/34093
27988 PR middle-end/31976
27989 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27990 for very large number of operands instead of ICEing.
27992 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27995 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27996 while stack probing.
27998 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28000 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28003 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28005 PR libmudflap/26442
28006 * tree-mudflap.c (mx_register_decls): Guard warning by
28007 !DECL_ARTIFICIAL check.
28009 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28011 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28012 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28013 sse5_perm<mode>): Fix constraints.