1 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4 Fix testsuite/gfortran.dg/graphite/id-3.f90.
5 * graphite.c (scopdet_basic_block_info): Fix bug that found some
6 regions more than once.
7 * testsuite/gfortran.dg/graphite/id-3.f90: New.
8 * gcc/testsuite/gcc.dg/graphite/pr38084.c: New.
10 2008-12-09 Ben Elliston <bje@au.ibm.com>
12 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
14 2008-12-09 Ben Elliston <bje@au.ibm.com>
16 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
18 2008-12-08 Steve Ellcey <sje@cup.hp.com>
20 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
21 (nonlocal_goto_receiver): New instruction.
23 2008-12-08 Jakub Jelinek <jakub@redhat.com>
26 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
29 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
30 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
32 2008-12-08 Richard Henderson <rth@redhat.com>
35 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
37 * c-decl.c (parser_xref_tag): Use it.
38 (finish_enum): Likewise.
39 * tree.c (build_pointer_type_for_mode): Likewise.
40 (build_reference_type_for_mode, build_index_type): Likewise.
41 (build_range_type, make_vector_type): Likewise.
42 (build_common_tree_nodes_2): Likewise.
43 * stor-layout.c (compute_record_mode): Likewise.
44 (finalize_type_size, layout_type, make_fract_type): Likewise.
45 (make_accum_type, initialize_sizetypes): Likewise.
46 (vector_type_mode): New.
47 * function.c (allocate_struct_function): Call
48 invoke_set_current_function_hook before querying anything else.
50 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
52 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
54 * alias.c (find_base_term): Synch LO_SUM handling with what
57 2008-12-08 Andrew Haley <aph@redhat.com>
58 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
60 * gimple.h (gimple_build_try): Fix declaration.
62 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
63 * fixed-value.c (do_fixed_add): Likewise.
64 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
66 2008-12-08 Jakub Jelinek <jakub@redhat.com>
69 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
70 on parallel and task contexts.
72 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
74 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
76 2008-12-07 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/38405
79 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
80 not sign-extend truth values.
82 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
84 * tree-sra.c (scalarize_use): Create another temporary with the proper
85 type for signed types in the use_all && !is_output bitfield case.
87 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
89 PR rtl-optimization/36365
90 * df-core.c (df_worklist_dataflow_overeager): Remove.
91 (df_worklist_dataflow): Don't call it, use double-queue only.
92 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
94 2008-12-06 Jakub Jelinek <jakub@redhat.com>
97 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
98 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
100 2008-12-07 Ben Elliston <bje@au.ibm.com>
102 * gthr-single.h (__gthread_once): Adjust prototype to match all
103 other gthreads models.
105 2008-12-06 Jakub Jelinek <jakub@redhat.com>
107 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
108 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
111 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
112 operands to mult_type if it isn't narrower than op0's type.
114 2008-12-06 Jan Hubicka <jh@suse.cz>
115 Jakub Jelinek <jakub@redhat.com>
117 PR tree-optimization/38074
118 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
120 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
121 in both dirrection for first match heuristics.
122 (tree_bb_level_predictions): Disable noreturn heuristic when there
123 is no returning path.
125 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
127 PR rtl-optimization/38272
128 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
131 2008-12-05 Jakub Jelinek <jakub@redhat.com>
134 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
135 (pp_c_expression): Likewise.
137 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
140 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
142 2008-12-05 Jakub Jelinek <jakub@redhat.com>
145 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
146 arguments to HOST_WIDE_INT. If type has different signedness
147 than unsignedp or different precision from bitsize, create
148 the right type for BIT_FIELD_REF and cast to type.
149 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
152 2008-03-05 Richard Guenther <rguenther@suse.de>
154 * fold-const.c (fold_truthop): Remove code generating
155 BIT_FIELD_REFs of structure bases.
156 (fold_binary): Likewise.
157 (make_bit_field_ref): Remove.
158 (optimize_bit_field_compare): Remove.
159 (all_ones_mask_p): Remove.
161 2008-12-05 Jakub Jelinek <jakub@redhat.com>
163 * tree-sra.c (sra_explode_bitfield_assignment): Always
164 call unsigned_type_for, if the precision is higher than
165 needed, call build_nonstandard_integer_type.
168 * function.c (assign_parm_find_stack_rtl): If promoted_mode
169 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
173 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
174 only if internal_arg_pointer is a non-virtual pseudo.
176 2008-12-05 Joseph Myers <joseph@codesourcery.com>
178 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
179 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
180 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
182 2008-12-05 Jakub Jelinek <jakub@redhat.com>
184 PR tree-optimization/37716
185 * gimplify.c (gimplify_expr): Allow COND_EXPR if
186 gimplify_ctxp->allow_rhs_cond_expr.
188 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
190 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
191 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
193 (alpha_emit_conditional_branch): Do not generate direct branch
194 for UNORDERED comparisons.
196 2008-12-05 Andreas Schwab <schwab@suse.de>
198 * config/rs6000/linux-unwind.h (frob_update_context): Check for
201 2008-12-05 Jakub Jelinek <jakub@redhat.com>
204 * fold-const.c (fold_checksum_tree): Change buf type to union
207 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
210 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
212 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
214 2008-12-05 Ben Elliston <bje@au.ibm.com>
216 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
218 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
220 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
221 Gary Funck <gary@intrepid.com>
223 * cse.c (lookup_as_function): Delete mode frobbing code.
224 (equiv_constant): Re-implement it there for SUBREGs.
226 2008-12-04 Richard Guenther <rguenther@suse.de>
229 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
230 (tree-ssa-structalias.o): Remove errors.h dependency.
231 (tree-ssa-reassoc.o): Likewise.
232 * tree-ssa-reassoc.c: Do not include errors.h.
233 * tree-ssa-alias-warnings.c: Remove.
234 * tree-ssa-alias.c (compute_may_aliases): Remove call to
235 strict_aliasing_warning_backend.
236 * tree-ssa-structalias.c (emit_pointer_definition): New function.
237 (emit_alias_warning): Likewise.
238 (set_uids_in_ptset): Warn for clear cases of type-punning.
239 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
242 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
244 * cse.c (equiv_constant): Fix pasto.
246 2008-12-04 Nick Clifton <nickc@redhat.com>
248 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
249 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
250 formatting of quotes.
252 2008-12-04 Jakub Jelinek <jakub@redhat.com>
255 * fold-const.c (fold_checksum_tree): Allow modification of
258 2008-12-03 Jakub Jelinek <jakub@redhat.com>
261 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
262 have the right number of arguments.
264 2008-12-03 Richard Guenther <rguenther@suse.de>
267 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
270 2008-12-03 Tomas Bily <tbily@suse.cz>
273 * tree-loop-distribution.c (build_size_arg): New function.
274 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
275 Reorganized generating of stmts.
276 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
277 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
278 Indicate if analysis succeed.
279 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
280 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
281 Uses new definition of dr_analyze_innermost.
283 2008-12-03 Ben Elliston <bje@au.ibm.com>
285 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
287 2008-12-03 Jakub Jelinek <jakub@redhat.com>
289 PR tree-optimization/37716
290 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
291 all the needed operations as trees and gimplify_assign it to dst.
294 * configure.ac (gcc_cv_readelf): Look for readelf.
295 (gcc_cv_as_cfi_advance_working): Check for working
296 cfi advances with code alignment factor > 1.
297 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
299 * configure: Regenerated.
301 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
302 Jakub Jelinek <jakub@redhat.com>
303 Andrew Pinski <andrew_pinski@playstation.sony.com>
305 PR rtl-optimization/38281
306 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
307 set it to NULL_RTX afterwards.
309 * emit-rtl.c (set_insn_deleted): Fix formatting.
311 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
313 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
315 * config/mips/mips.md (IMOVE32): New mode iterator.
316 (movsi): Generalize with IMOVE32.
317 (*movsi_internal): Likewise.
318 (*mov<mode>_mips16): Likewise.
321 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
322 Maxim Kuvyrkov <maxim@codesourcery.com>
324 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
325 PC-relative addressing when compiling for uclinux PIC.
326 (__cmpdf_internal, __cmpsf_internal): Hide.
327 (__cmpdf, __cmpsf): Use PIC call sequence.
329 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
330 Jack Howarth <howarth@bromo.med.uc.edu>
332 * config/i386/t-darwin64: Add m32 multilib support.
334 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
336 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
338 2008-12-02 Jakub Jelinek <jakub@redhat.com>
341 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
342 before using it in POINTER_PLUS_EXPR.
344 2008-12-02 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/38359
347 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
350 2008-12-02 Martin Jambor <mjambor@suse.cz>
353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
355 (forward_propagate_addr_into_variable_array_index): Check that the
356 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
357 than the gimple code directly.
359 2008-12-02 Ben Elliston <bje@au.ibm.com>
361 * config/spu/float_disf.c (__floatdisf): Prototype.
362 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
363 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
364 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
366 2008-12-02 DJ Delorie <dj@redhat.com>
368 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
369 (DWARF_CIE_DATA_ALIGNMENT): Define.
371 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
372 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
373 (xstormy16_expand_prologue): Likewise.
374 (xstormy16_expand_builtin_va_start): Likewise.
375 (xstormy16_gimplify_va_arg_expr): Likewise.
377 2008-12-02 Jakub Jelinek <jakub@redhat.com>
380 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
381 potentially returned from folding memcpy.
382 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
383 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
385 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
388 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
389 decoration of function RTL names here on Ada language.
391 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
393 PR rtl-optimization/38280
394 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
395 ira_rebuild_regno_allocno_list): New functions.
396 (regno_allocnos): New static variable.
397 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
398 Call ira_rebuild_regno_allocno_list.
400 2008-12-01 David Daney <ddaney@caviumnetworks.com>
401 Adam Nemet <anemet@caviumnetworks.com>
403 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
404 LINUX_DRIVER_SELF_SPECS.
406 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
408 PR rtl-optimization/37514
409 * reload1.c (reload_as_needed): Invalidate reg_last_reload
412 2008-12-01 Jakub Jelinek <jakub@redhat.com>
415 * c-omp.c (c_finish_omp_for): Only transform pointer
416 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
418 PR rtl-optimization/38245
419 * tree-vrp.c (abs_extent_range): New function.
420 (extract_range_from_binary_expr): Compute range
421 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
422 or includes zero or if vr1 is VR_RANGE and op0 has some
425 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
428 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
429 case by calculating ~(new_reg & val) instead of (~new_reg & val).
430 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
431 to (not:I48MODE (and:I48MODE (...))).
432 (sync_old_nand<mode>): Ditto.
433 (sync_new_nand<mode>): Ditto.
435 2008-12-01 Nick Clifton <nickc@redhat.com>
437 * config/stormy16/stormy16.md (CARRY_REG): New constant.
438 Replace uses of the "y" register class with direct references to
439 the CARRY_REG register.
440 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
441 register with clobbers of the carry register.
442 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
443 (xstormy16_split_cbranch): Remove redundant carry parameter.
444 (xstormy16_expand_arith): Likewise.
445 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
446 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
447 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
448 (CARRY_REGNUM): Define.
449 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
451 (xstormy16_expand_arith): Likewise.
453 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
455 * config/score/score.h (IRA_COVER_CLASSES): Define.
457 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
460 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
461 (divsi3_sp32): Add new alternative with 'K' for operand #2.
462 (cmp_sdiv_cc_set): Factor common string.
463 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
465 (cmp_udiv_cc_set): Factor common string.
467 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
470 * varasm.c (emutls_finish): Fix common registration.
472 2008-11-29 Jakub Jelinek <jakub@redhat.com>
475 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
477 2008-11-29 David Edelsohn <edelsohn@gnu.org>
479 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
480 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
481 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
482 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
483 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
484 Ignore sub-word case for now.
485 (sync_nand<mode>_internal): Represent NAND in RTL.
486 (sync_old_nand<mode): Same.
487 (sync_old_name<mode>_internal): Same.
488 (sync_new_nand<mode>): Same.
489 (sync_new_nand<mode>_internal): Same.
490 (sync_boolcshort_internal): Expect NAND.
492 2008-11-28 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/37955
495 PR tree-optimization/37742
496 * tree-vect-transform.c (vectorizable_store): Remove assert for
498 (vectorizable_load): Likewise.
500 2008-11-27 Richard Guenther <rguenther@suse.de>
502 * tree-ssa-structalias.c (intra_create_variable_infos): Make
503 a constraint for the static chain parameter.
505 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
507 * config/bfin/bfin.opt (micplb): New option.
508 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
509 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
510 ENABLE_WA_INDIRECT_CALLS): New macros.
511 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
513 (indirect_call_p): New function.
514 (workaround_speculation): Handle anomaly 05-00-0426 when
515 ENABLE_WA_INDIRECT_CALLS is true.
516 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
517 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
518 * doc/invoke.texi (Blackfin Options): Document -micplb.
520 2008-11-26 DJ Delorie <dj@redhat.com>
522 * config/m32c/mov.md ("extendhipsi2"): New.
524 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
526 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
527 * config/m32c/mov.md (zero_extendqihi2): Likewise.
529 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
531 * config/mips/mips.md (clear_hazard): Rename to
532 clear_hazard_<mode>. Use mode-specific addition.
533 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
534 or gen_clear_hazard_di depending on the size of Pmode.
536 2008-11-26 DJ Delorie <dj@redhat.com>
538 * configure.ac: Test m32c-elf-gas for .loc.
539 * configure: Likewise.
541 2008-11-26 Janis Johnson <janis187@us.ibm.com>
544 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
547 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/sync.md (memory_barrier_nosse): Disable also for
550 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
551 (memory_barrier): Do not generate memory_barrier_nosse instruction
553 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
555 2008-11-26 Fredrik Unger <fred@tree.se>
557 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
558 function name from __floatundisf.
559 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
562 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
563 Richard Guenther <rguenther@suse.de>
565 PR tree-optimization/37869
566 * tree-ssa-structalias.c (struct constraint_graph): Remove
567 pt_used and number_incoming members.
568 (build_pred_graph): Do not allocate them.
569 (condense_visit): Do not use them.
570 (label_visit): Likewise.
571 (free_var_substitution_info): Do not free them.
573 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
575 * doc/invoke.texi (ira-max-loops-num): Change semantics.
577 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
579 * ira-color.c (allocno_spill_priority): New function.
580 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
581 Print more info about the spilled allocno.
582 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
585 * ira-build.c (loop_node_to_be_removed_p): Remove.
586 (loop_compare_func, mark_loops_for_removal): New functions.
587 (remove_uneccesary_loop_nodes_from_loop_t): Use member
589 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
591 * ira.c (ira): Don't change flag_ira_algorithm.
593 * params.def (ira-max-loops-num): Change the value.
595 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
597 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
598 Disable unsupported alternative for ColdFire,
599 add new alternative that ColdFire can handle.
601 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
603 * regrename.c (merge_overlapping_regs): Add registers artificially
604 defined at the top of the basic block to the set of live ones just
605 before the first insn.
607 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
608 Joey Ye <joey.ye@intel.com>
611 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
612 false if we need to align the outgoing stack.
613 (ix86_update_stack_boundary): Check parm_stack_boundary.
615 2008-11-25 Richard Guenther <rguenther@suse.de>
619 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
620 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
621 in favor of dereferenced_ptrs.
622 (init_alias_info): Adjust.
623 (delete_alias_info): Likewise.
624 (compute_flow_insensitive_aliasing): Properly
625 include all aliased variables.
626 (update_alias_info_1): Use dereferenced_ptrs.
627 (setup_pointers_and_addressables): Likewise.
628 (get_smt_for): Honor ref-all pointers and pointers with known alias
630 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
632 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
636 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
638 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
640 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
642 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
644 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
646 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
649 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
650 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
652 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
655 UNSPECV_CMPXCHG_[12].
656 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
657 UNSPECV_CMPXCHG_[12].
660 * config/i386/sync.md (memory_barrier): New expander.
662 2008-11-24 Jakub Jelinek <jakub@redhat.com>
665 * dse.c (find_shift_sequence): Optimize extraction from a constant.
667 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
669 * pa.c (function_arg): Revert 2008-10-26 change.
671 2008-11-23 Helge Deller <deller@gmx.de>
673 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
674 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
675 succeeded and lws_ret is not equal to oldval.
677 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
679 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
681 2008-11-22 Andreas Schwab <schwab@suse.de>
683 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
686 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
688 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
689 Use constant 1 as the operand.
690 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
691 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
692 gen_rdhwr_synci_step_di depending on the size of Pmode.
694 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/i386.md (SWI248): New mode iterator.
698 (SWI32): Remove mode iterator.
699 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
700 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
701 iterator. Generate popcnt mnemonic without mode extensions
702 for Darwin x86 targets.
703 (*popcount<mode>2_cmp): Ditto.
704 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
705 extensions for Darwin x86 targets.
707 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
709 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
710 only if HAVE_AS_SPARC_UA_PCREL is defined.
712 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
714 * ira-costs.c (find_allocno_class_costs): Work out the maximum
715 allocno_costs value of the classees with the lowest total_costs
716 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
717 (setup_allocno_cover_class_and_costs): ...rather than here.
718 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
721 2008-11-22 Jakub Jelinek <jakub@redhat.com>
724 * builtins.c (expand_builtin_apply_args): Emit sequence before
725 parm_birth_insn instead of after entry_of_function's first insn.
728 * function.c (assign_parm_remove_parallels): Pass
729 data->passed_type as third argument to emit_group_store.
732 * final.c (mark_symbol_refs_as_used): New function.
733 * output.h (mark_symbol_refs_as_used): New prototype.
734 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
735 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
736 * config/arm/arm.md (consttable_4): Likewise.
739 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
741 2008-11-21 Jakub Jelinek <jakub@redhat.com>
744 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
745 propagate x = &a into *x = b if conversion from b to a's type is
748 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
750 * caller-save.c (insert_one_insn): Take into account REG_INC notes
751 for the liveness computation of the new insn.
753 2008-11-21 DJ Delorie <dj@redhat.com>
755 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
756 Moves to/from below100 space (W) can only use r0-r7.
758 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
761 * doc/invoke.texi (Optimization Options): Fix typo.
763 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
764 Xuepeng Guo <xuepeng.guo@intel.com>
766 * config.gcc (extra_headers): For x86 and x86-64, remove
767 gmmintrin.h, add immintrin.h and avxintrin.h.
769 * config/i386/gmmintrin.h: Renamed to ...
770 * config/i386/avxintrin.h: This. Issue an error if
771 _IMMINTRIN_H_INCLUDED is undedined.
773 * config/i386/immintrin.h: New.
775 2008-11-21 Jakub Jelinek <jakub@redhat.com>
778 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
779 mode of PLUS, not mode of the eliminated register.
781 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
783 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
784 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
785 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
786 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
787 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
788 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
789 (*nand<mode>3): Rename to *andnot<mode>3.
790 (*nandtf3): rename to *andnottf3.
791 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
792 Use CODE_FOR_mmx_andnotv2si3.
793 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
794 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
795 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
796 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
797 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
799 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
802 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
803 case by calculating ~(new_reg & val) instead of (~new_reg & val).
804 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
805 to (not:IMODE (and:IMODE (...))).
806 (sync_old_nand<mode>): Ditto.
807 (sync_new_nand<mode>): Ditto.
809 2008-11-20 Joseph Myers <joseph@codesourcery.com>
811 * config/arm/thumb2.md (thumb2_casesi_internal,
812 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
814 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
816 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
817 nand to the changed 4.4 semantic.
819 2008-11-20 Jakub Jelinek <jakub@redhat.com>
822 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
823 (fold_builtin_memory_op): Handle even the case where just one
824 of src and dest is an address of a var decl component, using
825 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
826 and readonly_data_expr src check.
827 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
830 PR rtl-optimization/36998
831 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
832 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
833 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
834 stack_adjust_offset callers.
835 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
837 (compute_barrier_args_size): Handle insns in annulled branches
840 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
843 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
844 Handle cases when integer argument crosses argument register boundary.
846 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
849 * config.gcc (i[34567]86-*-solaris2*): Don't include
850 i386/t-crtstuff here.
851 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
852 * config/i386/t-sol2: Move to libgcc/config/i386.
854 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
857 * tlink.c: Include "libiberty.h".
858 (initial_cwd): Change type into char *.
859 (tlink_init): Call getpwd instead of getcwd.
861 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
863 PR rtl-optimization/32283
864 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
865 of the induction variable to decide whether it may wrap.
866 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
867 initialization of the bound before the loop.
868 * simplify-rtx.c (simplify_binary_operation_1): Add two
869 simplifications regarding AND.
870 (simplify_plus_minus): Only fail if no simplification is possible.
871 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
873 2008-11-20 Jakub Jelinek <jakub@redhat.com>
876 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
877 checking until GIMPLE lowering.
878 * gimple-low.c (check_call_args): New function.
879 (lower_stmt) <case GIMPLE_CALL>: Call it.
881 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
883 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
884 with the same type as the first operand of the AND expression.
886 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
889 * ira-int.h (struct ira_loop_tree_node): New member
890 entered_from_non_parent_p.
892 * ira-color.c (print_loop_title): Print loop bbs.
894 * ira-emit.c (entered_from_non_parent_p,
895 setup_entered_from_non_parent_p): New functions.
896 (not_modified_p): Rename to store_can_be_removed_p. Check there
898 (generate_edge_moves): Use store_can_be_removed_p instead of
900 (ira_emit): Call setup_entered_from_non_parent_p.
902 * ira-build.c (copy_info_to_removed_store_destinations):
903 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
904 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
905 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
906 update all accumulated attributes.
908 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
911 * ira-int.h (ira_copy_allocno_live_range_list,
912 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
913 ira_finish_allocno_live_range_list): New prototypes.
914 (ira_allocno_live_ranges_intersect_p,
915 ira_pseudo_live_ranges_intersect_p): Remove.
917 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
918 ira_pseudo_live_ranges_intersect_p): Rename to
919 allocnos_have_intersected_live_ranges_p and
920 pseudos_have_intersected_live_ranges_p. Move them from here to ...
922 * ira-color.c: ... here
923 (coalesced_allocno_conflict_p): Use
924 allocnos_have_intersected_live_ranges_p.
925 (coalesced_allocnos_living_at_program_points,
926 coalesced_allocnos_live_at_points_p,
927 set_coalesced_allocnos_live_points): Remove.
928 (slot_coalesced_allocnos_live_ranges,
929 slot_coalesced_allocno_live_ranges_intersect_p,
930 setup_slot_coalesced_allocno_live_ranges): New.
931 (coalesce_spill_slots): Use ranges of coalesced allocnos.
932 (ira_sort_regnos_for_alter_reg): Use
933 allocnos_have_intersected_live_ranges_p.
934 (ira_reuse_stack_slot): Use
935 pseudos_have_intersected_live_ranges_p.
937 * global.c (pseudo_for_reload_consideration_p): Check
938 flag_ira_share_spill_slots too.
940 * ira-build.c (copy_allocno_live_range_list): Rename to
941 ira_copy_allocno_live_range_list. Make it external.
942 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
944 (ira_allocno_live_ranges_intersect_p): New.
945 (ira_finish_allocno_live_range_list): New.
946 (finish_allocno): Use it.
947 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
948 (copy_info_to_removed_store_destinations): Ditto. Use
949 ira_copy_allocno_live_range_list.
950 (ira_flattening): Use ira_merge_allocno_live_ranges.
952 * ira.c (too_high_register_pressure_p): New function.
953 (ira): Switch off sharing spill slots if the pressure is too high.
955 2008-11-19 Richard Guenther <rguenther@suse.de>
957 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
958 non-sizetype offsets if their precision matches that of the pointer.
959 * expr.c (expand_expr_real_1): Always sign-extend the offset
960 operand of a POINTER_PLUS_EXPR.
962 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
964 * config.gcc: Unobsolete mips-sgi-irix[56]*.
965 (mips-sgi-irix[56]*): No need to use fixproto.
967 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
968 Paul Brook <paul@codesourcery.com>
970 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
973 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
975 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
977 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
980 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
981 (separate_decls_in_region): Create shared struct even when there
984 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
986 * config/picochip/picochip.c (headers): Remove an unnecessary
989 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
992 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
993 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
995 * config/m68k/m68k.md: Adjust all conditional branches that use the
996 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
998 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1001 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1002 is a register or zero operand in the correct mode before generating
1003 mtch1 insn or a register operand in the correct mode before generating
1005 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1007 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1009 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1010 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1011 mipsisa*-*-elf*. Handle mipsisa64r2*.
1012 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1013 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1015 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1016 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1018 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1019 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1020 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1023 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1026 * config/i386/i386.md (allocate_stack_worker_32,
1027 allocate_stack_worker_64): Don't use match_dup between input and
1029 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1030 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1032 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1034 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1035 is forced when trying to do a symbol link for it.
1037 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1039 * expmed.c (extract_bit_field_1): Also use a temporary and
1040 convert_extracted_bit_field when the conversion from ext_mode to
1041 the target mode requires explicit truncation.
1043 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1045 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1047 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1048 registers when not optimizing.
1050 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1052 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1053 and its associated define_split. Expose the all-d alternative
1054 to the register allocator, but mark it with "?". Mark the first
1055 alternative with "*?*?".
1056 (*mul_sub_si): Likewise.
1057 (*mul_acc_si_r3900): New pattern.
1059 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1063 propagating x = &a into *x = b, add a cast if not useless
1064 type conversion or don't optimize if another stmt would be
1067 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1070 * optabs.c (expand_sync_operation): Properly handle NAND case
1071 by calculating ~(t1 & val) instead of (~t1 & val).
1072 * builtins.c (expand_builtin_sync_operation): Warn for changed
1073 semantics in NAND builtins.
1074 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1076 * doc/invoke.texi (Warning options): Add Wsync-nand.
1077 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1078 __sync_fetch_and_nand builtin operation in the example. Add a note
1079 about changed semantics in GCC 4.4.
1080 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1081 operation in the example. Add a note about changed semantics in
1084 2008-11-16 Jan Hubicka <jh@suse.cz>
1086 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1089 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1091 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1094 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1097 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1098 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1100 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1101 rather than call_really_used_regs when handling $gp.
1103 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1106 * config/mips/mips.c (machine_function): Update the comment
1107 above global_pointer.
1108 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1109 that a function doesn't need a global pointer.
1110 (mips_current_loadgp_style): Update accordingly.
1111 (mips_restore_gp): Likewise.
1112 (mips_output_cplocal): Likewise.
1113 (mips_expand_prologue): Likewise.
1115 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1117 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1118 parameter. Use DImode for computing the number of registers.
1119 (function_arg): Adjust for above change.
1120 (function_value): Likewise.
1122 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1124 PR tree-optimization/37950
1125 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1126 not computed for the current function.
1128 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1131 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1132 gpr and other COMPONENT_REFs.
1134 2008-11-15 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/38051
1137 * tree-ssa-alias.c (update_alias_info_1): Manually find
1140 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1142 * doc/invoke.texi (-mfix-r10000): Document.
1143 * config/mips/mips.opt (mfix-r10000): New option.
1144 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1145 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1146 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1147 (MIPS_SYNC_OP): Likewise.
1148 (MIPS_SYNC_OP_12): Likewise.
1149 (MIPS_SYNC_OLD_OP_12): Likewise.
1150 (MIPS_SYNC_NEW_OP_12): Likewise.
1151 (MIPS_SYNC_OLD_OP): Likewise.
1152 (MIPS_SYNC_NAND): Likewise.
1153 (MIPS_SYNC_OLD_NAND): Likewise.
1154 (MIPS_SYNC_EXCHANGE): Likewise.
1155 (MIPS_SYNC_EXCHANGE_12): Likewise.
1156 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1158 (MIPS_SYNC_NEW_NAND): Likewise.
1159 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1160 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1161 (mips_output_sync_loop): New function.
1162 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1163 Make -mfix-r10000 require branch-likely instructions.
1164 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1165 mips_output_sync_loop.
1166 (compare_and_swap_12): Likewise.
1167 (sync_add<mode>): Likewise.
1168 (sync_<optab>_12): Likewise.
1169 (sync_old_<optab>_12): Likewise.
1170 (sync_new_<optab>_12): Likewise.
1171 (sync_nand_12): Likewise.
1172 (sync_old_nand_12): Likewise.
1173 (sync_new_nand_12): Likewise.
1174 (sync_sub<mode>): Likewise.
1175 (sync_old_add<mode>): Likewise.
1176 (sync_old_sub<mode>): Likewise.
1177 (sync_new_add<mode>): Likewise.
1178 (sync_new_sub<mode>): Likewise.
1179 (sync_<optab><mode>): Likewise.
1180 (sync_old_<optab><mode>): Likewise.
1181 (sync_new_<optab><mode>): Likewise.
1182 (sync_nand<mode>): Likewise.
1183 (sync_old_nand<mode>): Likewise.
1184 (sync_new_nand<mode>): Likewise.
1185 (sync_lock_test_and_set<mode>): Likewise.
1186 (test_and_set_12): Likewise.
1188 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1190 * gcc.c (cc1_options): Fix comment.
1192 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1195 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1196 argtype instead of result_type.
1198 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1200 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1201 subloop_next/next and subloops/childen fields.
1203 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1205 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1206 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1207 (LOCAL_INCLUDE_DIR): Undefine.
1208 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1210 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1212 PR rtl-optimization/37397
1213 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1214 (ALLOCNO_BAD_SPILL_P): New macro.
1216 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1218 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1219 (create_cap_allocno, propagate_allocno_info,
1220 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1221 (update_bad_spill_attribute): New function.
1222 (ira_build): Call it.
1224 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1226 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/38104
1229 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1230 before calling mark_symbols_for_renaming, not after it.
1232 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1234 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1235 (OVERRIDE_OPTIONS): Likewise.
1237 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1238 Andrew Stubbs <ams@codesourcery.com>
1239 Gunnar Von Boehn <gunnar@genesi-usa.com>
1242 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1243 the shorter LEA insn over ADD.L where possible.
1245 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1247 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1248 systems, which are assumend to always provide SSP-support in glibc.
1249 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1251 * configure: Regenerate.
1253 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1256 * function.c (gimplify_parameters): For callee copies parameters,
1257 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1259 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1262 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1263 x86 parts into the `i[34567]86-*-linux*' and parts that are
1264 independent of the processor architecture into the `*-*-linux*' cases.
1265 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1266 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1267 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1268 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1269 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1270 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1271 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1273 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1275 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1276 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1277 (ls2_idiv): Likewise idiv3.
1278 (ls2_prefetch): New reservation.
1279 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1280 * config/mips/mips.md (type): Add imul3nc and idiv3.
1281 (length): Handle idiv3.
1282 (any_mod): New code_iterator.
1283 (u): Handle MOD and UMOD.
1284 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1285 (prefetch): Handle TARGET_LOONGSON_2EF.
1287 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1290 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1291 (prune_unused_types_walk): Call it for non-perennial local classes.
1292 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1293 entry, just set it to 2 and recurse on children, don't walk attributes
1296 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1298 * c-common.c (warn_about_parentheses): Add missing whitespace
1301 2008-11-13 Paul Brook <paul@codesourcery.com>
1303 * doc/invoke.texi: Document --fix-cortex-m3.
1304 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1305 Cortex-M3 cpu is selected.
1306 (output_move_double): Avoid overlapping base register and first
1307 destination register when fix_cm3_ldrd.
1308 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1310 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1313 * gimple.h (gimple_range_check_failed): Remove prototype.
1314 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1316 (gimple_range_check_failed): Removed.
1318 2008-11-13 Andrew Haley <aph@redhat.com>
1321 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1324 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1328 2007-05-07 Mike Stump <mrs@apple.com>
1329 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1330 also checks for and while statements in C++.
1332 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1335 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1336 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1337 - which clones are reachable - as "abstract and needed".
1338 * cgraph.c (cgraph_release_function_body): If a node is
1339 "abstract and needed", do not release its DECL_INITIAL() content
1340 that will be needed to emit debug info.
1342 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1345 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1346 to set HAVE_GETIPINFO.
1347 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1348 * configure: Regenerate.
1349 * config.in: Regenerate.
1351 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1354 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1356 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1359 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1360 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1362 2008-11-12 Jason Merrill <jason@redhat.com>
1365 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1368 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1370 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1371 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1373 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1374 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1376 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1378 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1379 packed-stack special handling.
1380 (FRAME_ADDR_RTX): Add definition.
1382 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1385 * fold-const.c (native_encode_string): New function.
1386 (native_encode_expr): Use it for STRING_CST.
1388 2008-11-12 DJ Delorie <dj@redhat.com>
1390 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1391 insns if the intermediate value will be used later.
1393 2008-11-12 Andreas Schwab <schwab@suse.de>
1395 * config/m68k/m68k.c (print_operand): Mask off extra extension
1396 bits when writing out the representation of real values.
1398 2008-11-12 Ira Rosen <irar@il.ibm.com>
1400 PR tree-optimization/38079
1401 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1404 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1407 * c-pretty-print.c (pp_c_complex_expr): New function.
1408 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1411 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1412 than INNER and INNER is a constant, forcibly align INNER as much
1415 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1417 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1419 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1421 PR rtl-optimization/37363
1422 * simplify-rtx.c (simplify_plus_minus): Don't create
1423 (const (minus ...)) expresisons.
1425 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1427 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1430 2008-11-10 Catherine Moore <clm@codesourcery.com>
1432 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1434 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1435 (BASE_DRIVER_SELF_SPECS): Remove.
1436 (DRIVER_SELF_SPECS): New definition.
1437 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1438 BASE_DRIVER_SELF_SPECS.
1439 * config/mips/sde.h: Likewise.
1440 * config/mips/iris6.h: Likewise.
1441 * config/mips/vr.h: Likewise.
1442 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1444 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1446 PR rtl-optimizations/37948
1447 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1448 (ira_create_copy, ira_add_allocno_copy): New parameter.
1450 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1451 to ira_add_allocno_copy.
1452 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1453 parameter to process_regs_for_copy.
1454 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1455 Fix typo in passing second allocno to ira_add_allocno_copy.
1457 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1458 coalesced allocnos list.
1459 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1461 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1462 (add_ira_allocno_to_ordered_bucket): Rename to
1463 add_allocno_to_ordered_bucket.
1464 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1465 head of coalesced allocnos list.
1466 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1467 Check that it is aready calculated.
1468 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1469 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1471 (coalesce_allocnos): Do extended coalescing too.
1473 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1474 parameter to ira_add_allocno_copy.
1476 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1478 (print_copy): Print copy origination too.
1480 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1483 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1485 PR rtl-optimization/37514
1486 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1487 flag_ira_share_spill_slots to 2 if it's already non-zero.
1488 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1489 flag_ira_share_spill_slots is 2.
1491 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1493 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1494 (prologue_enter_32): Set FB to SP - 4.
1496 2008-11-10 DJ Delorie <dj@redhat.com>
1498 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1499 constraint for single-bit-clear in lower byte of HI constant, vs
1500 Imb which just ignores the upper byte.
1501 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1502 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1503 (iorhi3_16): Check for single bit set, not single bit clear.
1505 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1507 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1509 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1511 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1513 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1514 values living in memory and use more precise alignment information.
1516 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1519 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1520 after __mf_check call if the call must end a bb.
1522 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1526 * combine.c (force_to_mode): Do not process vector types.
1528 * rtlanal.c (nonzero_bits1): Do not process vector types.
1529 (num_sign_bit_copies1): Likewise.
1531 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1533 * config/i386/gnu.h: Add copyright and licensing header.
1534 * config/gnu.h: Likewise.
1536 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1538 * fwprop.c (fwprop_done): Call df_remove_problem.
1540 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1543 * tree-scalar-evolution.c (instantiate_scev_1): Return
1544 chrec_dont_know for VL_EXP_CLASS_P.
1546 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1548 * reg-stack.c (reg_to_stack): Add missing braces in memset
1551 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1553 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1554 (NO_PROFILE_COUNTERS): New define.
1556 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1559 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1561 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1564 * config/sparc/constraints.md (D): New.
1565 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1566 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1568 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1569 Use the 'D' constraint in addition to 'F' in some alternatives.
1570 (DF splitter): Generalize for V64mode.
1571 * doc/md.texi (SPARC): Document the 'D' constraint.
1573 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1575 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1577 2008-11-06 Ben Elliston <bje@au.ibm.com>
1579 * gcc.c: Remove ancient comment about a bug in Sun cc.
1581 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1583 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1585 2008-11-06 Ben Elliston <bje@au.ibm.com>
1587 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1589 2008-11-06 Ben Elliston <bje@au.ibm.com>
1591 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1594 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1597 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1600 2008-11-05 Martin Jambor <mjambor@suse.cz>
1603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1604 pointer arithmetics into array_ref if the array is accessed
1605 through an indirect_ref.
1607 2008-11-05 Richard Guenther <rguenther@suse.de>
1610 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1611 qualified pointer conversion before stripping qualifiers.
1612 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1613 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1614 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1617 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1618 properly canonicalize binary ops.
1619 (forward_propagate_addr_expr_1): Use
1620 may_propagate_address_into_dereference.
1622 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1625 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1626 Initialize uninitialized input registers with a NaN.
1628 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1632 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1634 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1638 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1639 exits and conditions.
1640 * testsuite/gcc.dg/graphite/pr37943.c: New.
1642 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1643 Andrew Pinski <andrew_pinski@playstation.sony.com>
1646 * c-common.c (warn_for_sign_compare): For complex result_type
1647 use component's type.
1649 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1651 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1653 * print-tree.c (print_node): Don't print DECL_INITIAL
1657 * c-common.c (parse_optimize_options): Save and restore
1658 flag_strict_aliasing around decode_options call.
1660 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1663 (host_detect_local_cpu): Use it instead of casted strings to
1664 compare vendor signatures.
1666 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1669 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1670 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1672 2008-11-03 Catherine Moore <clm@codesourcery.com>
1674 * config/mips.c (mips_conditional_register_usage): Handle the
1675 DSP control register.
1676 * doc/extend.texi: Document the DSP control register.
1678 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1679 Jakub Jelinek <jakub@redhat.com>
1681 * omp-low.c (expand_omp_for_generic): If iter_type has different
1682 precision than type and type is a pointer type, cast n1 and n2
1683 first to an integer type with the same precision as pointers
1684 and only afterwards to iter_type.
1686 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1688 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1689 (UNSPEC_GOTSYM_OFF): New unspec.
1690 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1691 (pic_add_dot_plus_eight): Likewise.
1692 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1693 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1694 UNSPEC_PIC_BASE operands.
1695 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1696 (arm_output_addr_const_extra): Handle it.
1698 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1700 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1701 integer class to full integer class if the offset is not word-aligned.
1703 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1706 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1708 (doloop_optimize): Update call to doloop_modify.
1710 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1712 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1714 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1717 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1718 gcc_cv_as_cfi_directive.
1719 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1720 merging read-only and read-write sections or assembler emits
1721 read-write .eh_frame sections.
1722 * configure: Regenerate.
1724 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1727 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1729 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1731 (rs6000_emit_prologue): Invert logic.
1732 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1733 (reg:P 11) instead of match_operand.
1734 (*save_fpregs_<mode>): Likewise.
1735 (*restore_gpregs_<mode>): Likewise.
1736 (*return_and_restore_gpregs_<mode>): Likewise.
1737 (*return_and_restore_fpregs_<mode>): Likewise.
1738 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1739 (reg:P 11) insted of match_operand.
1740 (*restore_gpregs_spe): Likewise.
1741 (*return_and_restore_gpregs_spe): Likewise.
1743 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1745 PR tree-optimization/37684
1746 * gcc.dg/graphite/pr37684.c: New.
1747 * graphite.c (exclude_component_ref): New.
1748 (is_simple_operand): Call exclude_component_ref.
1750 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1752 PR tree-optimization/36908
1753 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1754 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1755 (number_of_rw_in_partition): New.
1756 (partition_contains_all_rw): New.
1757 (ldist_gen): Do not distribute when one of the partitions
1758 contains all the memory operations.
1760 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1762 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1763 EDGE_IRREDUCIBLE_LOOP.
1765 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1767 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1768 where we have one entry point in the loop which isn't the head.
1770 2008-11-03 Richard Guenther <rguenther@suse.de>
1773 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1775 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1778 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1779 for ipa and simple ipa passes.
1781 2008-11-02 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/37542
1784 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1785 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1786 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1787 (vn_nary_op_insert_stmt): Likewise.
1788 (visit_use): Likewise.
1790 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1792 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1794 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1795 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1796 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1797 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1798 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1799 peephole2's): Replace unspec with rotate.
1800 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1802 2008-11-02 Richard Guenther <rguenther@suse.de>
1804 PR tree-optimization/37991
1805 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1806 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1807 (set_ssa_val_to): Print if the value changed.
1808 (simplify_binary_expression): Strip useless conversions.
1810 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1813 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1816 2008-11-01 Richard Guenther <rguenther@suse.de>
1819 * builtins.c (fold_builtin_strspn): Return a size_t.
1820 (fold_builtin_strcspn): Likewise.
1822 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1824 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1825 attribute for struct return convention.
1827 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1829 * config/rs6000/crtsavres.asm: Really, really delete.
1831 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1833 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1835 (rs6000_emit_prologue): Invert logic.
1836 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1837 (reg:P 11) instead of match_operand.
1838 (*save_fpregs_<mode>): Likewise.
1839 (*restore_gpregs_<mode>): Likewise.
1840 (*return_and_restore_gpregs_<mode>): Likewise.
1841 (*return_and_restore_fpregs_<mode>): Likewise.
1842 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1843 (reg:P 11) insted of match_operand.
1844 (*restore_gpregs_spe): Likewise.
1845 (*return_and_restore_gpregs_spe): Likewise.
1847 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1849 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1850 list of word switches that take args.
1852 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1854 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1855 (s390_output_pool_entry): Call it through for_each_rtx.
1858 * expr.c (store_constructor): For vectors, if target is a MEM, use
1859 target's MEM_ALIAS_SET instead of elttype alias set.
1861 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1864 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1867 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1870 * config/rs6000/predicates.md (word_offset_memref_operand):
1871 Restructure code and look inside auto-inc/dec addresses.
1873 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1876 * libgcov.c ( __gcov_indirect_call_profiler): Check
1877 TARGET_VTABLE_USES_DESCRIPTORS.
1879 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1881 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1882 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1883 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1884 offset if eliminating soft frame pointer.
1885 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1886 (stack_protect_test_si): Add initial machine description
1887 for Stack Smashing Protector
1889 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1892 * c-common.c (min_precision): Move to...
1893 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1894 * tree.h (tree_int_cst_min_precision): Declare.
1895 * c-common.h (min_precision): Delete declaration.
1896 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1897 multiplication of non-negative integer constants.
1898 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1899 tree_int_cst_min_precision.
1900 (finish_enum): Likewise.
1902 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1905 * convert.c (convert_to_real): Do not optimize conversions of
1906 binary arithmetic operations between binary and decimal
1907 floating-point types. Consider mode of target type in determining
1908 decimal type for arithmetic. Unless
1909 flag_unsafe_math_optimizations, do not optimize binary conversions
1910 where this may change rounding behavior.
1911 * real.c (real_can_shorten_arithmetic): New.
1912 * real.h (real_can_shorten_arithmetic): Declare.
1914 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1916 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1917 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1918 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1920 (must_save_p): For some workarounds, interrupts need to clobber a
1922 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1923 and LC1 for WA_05000257.
1924 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1925 WA_05000283 and WA_05000315.
1926 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1927 (movbi): Add alternative to set CC to 1; improve code for setting
1929 (dummy_load): New pattern.
1931 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1934 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1935 BLKmode for non-memory, convert using a wider MODE_INT mode
1939 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1940 that haven't been removed yet.
1942 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1944 * config/bfin/bfin.c (struct machine_function): New member
1945 has_loopreg_clobber.
1946 (bfin_expand_movmem): Set it when generating memcpy insns.
1947 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1948 expand_epilogue_reg_restore): If we have hardware loops,
1949 memcpy insns (indicated by has_loopreg_clobber) or function
1950 calls, we need to save the loop registers.
1952 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1954 * config/i386/i386.c (core2_cost): Fix typos in comments.
1956 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1959 * combine.c (make_compound_operation): Don't call make_extraction with
1960 non-positive length.
1961 (simplify_shift_const_1): Canonicalize count even if complement_p.
1963 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1965 * convert.c (strip_float_extensions): Do not remove or introduce
1966 conversions between binary and decimal floating-point types.
1968 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1971 * fold-const.c (distribute_bit_expr): Convert common, left and
1972 right arguments to type.
1974 2008-10-28 Nick Clifton <nickc@redhat.com>
1976 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1977 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1978 call_really_used_regs array rather than the call_used_regs array.
1979 (mn10300_get_live_callee_saved_regs, expand_prologue,
1980 expand_epilogue, output_tst): Likewise.
1982 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1985 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1986 (df_get_entry_block_def_set): Neither here.
1987 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1989 PR tree-optimization/37879
1990 * predict.c (tree_estimate_probability): Check if last_stmt is
1991 non-NULL before dereferencing it.
1993 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1995 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1996 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1997 (ira_fast_allocation): Remove the prototype.
1999 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2000 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2001 (color_pass): Modify the updated costs.
2002 (ira_color): Rename to color. Make it static.
2003 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2004 (ira_color): New function.
2006 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2009 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2011 (set_allocno_live, clear_allocno_live, mark_ref_live,
2012 mark_ref_dead): Invalidate corresponding element of
2013 allocno_saved_at_call.
2014 (process_bb_node_lives): Increment last_call_num. Setup
2015 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2016 allocno was already saved.
2017 (ira_create_allocno_live_ranges): Initiate last_call_num and
2018 allocno_saved_at_call.
2020 * ira-build.c (ira_create_allocno): Initiate
2021 ALLOCNO_UPDATED_COVER_CLASS_COST.
2022 (create_cap_allocno, propagate_allocno_info,
2023 remove_unnecessary_allocnos): Remove setting updated costs.
2024 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2026 * ira.c (ira): Don't call ira_fast_allocation.
2028 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2031 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2034 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2036 * ira-int.h (ira_hard_regno_cover_class): New.
2038 * ira-lives.c (mark_reg_live, mark_reg_dead,
2039 process_bb_node_lives): Use ira_hard_regno_cover_class.
2041 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2042 (setup_hard_regno_cover_class): New function.
2043 (ira_init): Call setup_hard_regno_cover_class.
2045 * ira-costs.c (cost_class_nums): Add comment.
2046 (find_allocno_class_costs): Initiate cost_class_nums.
2047 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2049 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2052 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2053 Rename to copy_info_to_removed_store_destinations. Propagate
2054 conflict hard regs and register stack attribute.
2056 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2059 * pa.c (function_arg_padding): Pad complex and vector types
2060 upward in 64-bit runtime.
2061 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2063 2008-10-26 Matthias Klose <doko@ubuntu.com>
2065 * doc/install.texi: Document requirements on antlr.
2067 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2069 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2072 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2075 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2076 is defined, use it to modify the constant offset.
2078 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2080 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2081 and short arguments to the correct location as mandated by the ABI.
2083 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2085 PR rtl-optimization/37769
2086 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2088 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2090 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2091 unwind-dw2-Os-4-200.o.
2093 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2095 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2096 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2098 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2100 PR tree-optimization/36038
2101 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2102 add sizetype IV with initial value zero instead of pointer type.
2104 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2107 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2108 around bit operation.
2109 * profile.c (is_edge_inconsistent): Likewise.
2110 * fold-const.c (truth_value_p): Move from here...
2111 * tree.h (truth_value_p): ... to here.
2112 * c-tree.h (c_expr): Update description of original_code.
2113 * c-typeck.c (parser_build_unary_op): Set original_code.
2114 (parser_build_binary_op): Update call to warn_about_parentheses.
2115 * c-common.c (warn_about_parentheses): Take two additional
2116 arguments of the operands. Use a switch. Quote operators
2117 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2118 Add warning about !x | y and !x & y.
2119 * c-common.h (warn_about_parentheses): Update declaration.
2121 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2123 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2124 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2125 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2127 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2128 (check-%): For test targets listed in lang_checks_parallelized
2129 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2130 run the testing in multiple make goals, possibly parallel, and
2131 afterwards run dg-extract-results.sh to merge the sum and log files.
2133 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2135 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2136 (mips_move_to_gpr_cost): Likewise.
2137 (mips_move_from_gpr_cost): Likewise.
2138 (mips_register_move_cost): Make more fine-grained.
2140 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2142 * graphite.c (graphite_apply_transformations): Check for
2143 -fgraphite-identity.
2144 * toplev.c (process_options): Add graphite_identity.
2145 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2147 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2149 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2150 mulhisihl and mulhisihh builtins.
2152 From Jie Zhang <jie.zhang@analog.com>
2153 * config/bfin/bfin.md (composev2hi): Put operands into vector
2156 2008-10-22 Chao-ying Fu <fu@mips.com>
2158 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2160 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2162 From Mike Frysinger <michael.frysinger@analog.com>
2163 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2164 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2165 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2166 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2167 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2168 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2169 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2170 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2171 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2172 __ADSPBF51x__ for all of them.
2173 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2174 -mcpu bf512, bf514, bf516, and bf518.
2175 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2176 bf512-none, bf514-none, bf516-none, and bf518-none.
2177 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2178 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2179 * doc/invoke.texi (Blackfin Options): Document that
2180 -mcpu now accepts bf512, bf514, bf516, and bf518.
2182 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2185 * fold-const.c (build_range_type): For 1 .. signed_max
2186 range call build_nonstandard_inter_type if signed_type_for
2187 returned a type with bigger precision.
2189 2008-10-22 Richard Guenther <rguenther@suse.de>
2191 * tree.def (COMPLEX_TYPE): Constrain element type.
2192 * tree.c (build_complex_type): Assert that.
2193 * tree-ssa-structalias.c (could_have_pointers): Complex types
2194 cannot have pointers.
2196 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2199 * c-typeck.c (convert_for_assignment): Do not give declaration's
2200 location for builtins. Spell out which type was expected and which
2203 2008-10-22 Nick Clifton <nickc@redhat.com>
2205 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2206 the fdpic register to be a target when running in fdpic mode.
2208 2008-10-22 Rafael Espindola <espindola@google.com>
2210 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2211 newly created statements.
2213 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2216 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2217 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2218 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2220 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2223 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2224 Adjust -mcmodel=medium description for 2005-07-31 changes.
2226 2008-10-22 Jan Hubicka <jh@suse.cz>
2227 Jakub Jelinek <jakub@redhat.com>
2230 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2232 2008-10-21 Richard Henderson <rth@redhat.com>
2235 * emit-rtl.c (get_spill_slot_decl): Export.
2236 * emit-rtl.h (get_spill_slot_decl): Declare.
2237 * var-tracking.c (vt_add_function_parameters): Relax assertion
2238 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2240 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2242 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2243 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2246 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2249 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2250 processed by get_maxval_strlen.
2252 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2255 * tree.c (get_file_function_name): Copy first_global_object_name.
2256 Centralize call to clean_symbol_name.
2258 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2260 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2261 * config/svr4.h (SVR4_ASM_SPEC): New.
2262 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2263 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2265 * doc/invoke.texi (Option Summary): Add -T to linker options.
2266 (Link Options): Document -T.
2268 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2270 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2273 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2276 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2278 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2280 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2283 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2285 * doc/install.texi: Fix typos in previous patch.
2287 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2289 * doc/install.texi: Document in-tree building of gcc and mpfr.
2291 2008-10-19 Richard Guenther <rguenther@suse.de>
2293 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2295 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2298 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2299 (build_enumerator): Convert enumerators that fit in integer to
2302 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.md (unnamed peephole2): Do not force memory
2305 operands of arith or logical instructions into registers for
2306 non-TARGET_READ_MODIFY targets.
2308 (ffs_cmove): Change operand 0 predicate to register_operand.
2309 Change operand 1 predicate to nonimmediate_operand.
2311 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2313 2008-10-18 Richard Guenther <rguenther@suse.de>
2315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2316 VIEW_CONVERT_EXPR case against invalid gimple.
2318 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2320 * c-parser.c (c_parser_binary_expression): Silence the
2321 uninitialized variable warning emitted for binary_loc.
2323 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2325 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2328 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2331 * c-typeck.c (build_unary_op): Use omit_one_operand for
2332 IMAGPART_EXPR of real argument.
2334 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2336 PR tree-optimization/37664
2337 * fold-const.c (fold_binary): When optimizing comparison with
2338 highest or lowest type's value, don't consider TREE_OVERFLOW.
2340 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2343 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2344 * coverage.c: Include tm_p.h.
2345 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2346 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2347 dollar signs from PREFIX.
2348 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2349 instead of manual strip_name_encoding.
2351 2008-10-16 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2355 volatile qualified functions or methods as relevant.
2357 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2359 PR tree-optimization/37525
2360 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2361 sizetype unsigned constants, both in the case of C and bounds.
2363 2008-10-15 Jan Hubicka <jh@suse.cz>
2365 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2367 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2370 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2371 HARD_REGNO_CALL_PART_CLOBBERED.
2373 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2376 * ira-lives.c (mark_early_clobbers): Remove.
2377 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2378 check_and_make_def_conflicts,
2379 make_early_clobber_and_input_conflicts,
2380 mark_hard_reg_early_clobbers): New functions.
2381 (process_bb_node_lives): Call
2382 make_early_clobber_and_input_conflicts and
2383 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2385 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2386 early clobbers of pseudo-registers.
2388 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2391 * ira-build.c (ira_flattening): Recalculate
2392 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2393 from the scratch instead of the propagation.
2395 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2397 * doc/rtl.texi (const_double): Remove the "addr" operand.
2398 Describe CONST_DOUBLE_* macros under const_double rather
2400 (const_fixed): Fix the operand description.
2401 (const): Add an @findex directive.
2402 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2403 after the constant rtl table.
2404 (fix): Combine floating-point and fixed-point descriptions.
2406 * sched-deps.c (sched_analyze_2): Remove reference to
2409 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2411 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2413 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2414 for UNSPEC_GOTSYM_OFFs.
2415 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2416 (add_GOT_to_pic_reg): Use it.
2417 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2419 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2420 Harsha Jagasia <harsha.jagasia@amd.com>
2422 PR tree-optimization/37485
2423 * graphite.c (gmp_cst_to_tree): Moved.
2424 (iv_stack_entry_is_constant): New.
2425 (iv_stack_entry_is_iv): New.
2426 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2427 (loop_iv_stack_insert_constant): New.
2428 (loop_iv_stack_pop): Use new datatpype.
2429 (loop_iv_stack_get_iv): Same.
2430 (loop_iv_stack_get_iv_from_name): Same.
2431 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2432 (loop_iv_stack_patch_for_consts): New.
2433 (loop_iv_stack_remove_constants): New.
2434 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2435 (translate_clast): Call loop_iv_stack_patch_for_consts and
2436 loop_iv_stack_remove_constants.
2437 (gloog): Use new datatype. Redirect construction edge to end
2438 block to avoid accidental deletion.
2439 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2441 (union iv_stack_entry_data): New. Data in iv stack entry.
2442 (struct iv_stack_entry): New. Datatype for iv stack entries.
2444 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2446 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2447 * graphite.c (free_scop): Same.
2448 (build_scops): Same.
2449 (free_scattering): New.
2450 (build_cloog_prog): Call free_scattering.
2451 (patch_phis_for_virtual_defs): Fix memleak.
2452 (graphite_trans_bb_strip_mine): Same.
2453 (limit_scops): Same.
2455 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2456 Harsha Jagasia <harsha.jagasia@amd.com>
2458 PR tree-optimization/37828
2459 * graphite.c (graphite_trans_loop_block): Do not loop block
2460 single nested loops.
2462 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2464 PR tree-optimization/37686
2465 * tree-loop-linear.c (linear_transform_loops): Build a
2466 loop nest vector. Pass it to lambda_compute_access_matrices.
2467 * tree-data-ref.h (struct access_matrix): Store the loop nest
2468 relative to which it encodes the information.
2469 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2470 (am_vector_index_for_loop): Reimplemented: iterate over the
2471 loop nest for finding the loop index in the access matrix.
2472 (lambda_compute_access_matrices): Update declaration.
2473 * lambda-code.c (build_access_matrix): Pass the loop nest and
2475 (lambda_compute_access_matrices): Same.
2477 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2479 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2480 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2481 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2482 already implies hard float. Also fix several insn condition
2483 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2485 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2488 Based on patches by Laurent Vivier.
2489 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2490 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2491 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2492 dollar sign to underscore.
2493 (ASM_OUTPUT_EXTERNAL): Same.
2494 (ASM_OUTPUT_LABELREF): New.
2495 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2497 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2498 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2499 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2500 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2502 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2504 PR tree-optimization/36881
2505 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2506 that each value doesn't need runtime relocations, for !flag_pic
2507 check that each value is just a valid initializer constant.
2509 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2511 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2512 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2513 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2514 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2516 (REG_CLASS_NAMES): Update accordingly.
2517 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2518 rather than an unpredictable descriptive string.
2519 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2520 (mips_register_move_cost): Check for specific COP*_REGS classes,
2521 instead of ALL_COP_AND_GR_REGS.
2522 (mips_ira_cover_classes): New function.
2523 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2524 (TARGET_IRA_COVER_CLASSES): Define.
2526 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2529 * tree.c (build_type_attribute_qual_variant): Hash on the
2530 unqualified type, and don't overwrite an existing
2531 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2532 allow distinguishing between wchar_t and its underlying type. This
2533 also means that we'll retain a little more typedef information.
2535 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2536 Dmitry Melnik <dm@ispras.ru>
2537 Dmitry Zhurikhin <zhur@ispras.ru>
2538 Alexander Monakov <amonakov@ispras.ru>
2539 Maxim Kuvyrkov <maxim@codesourcery.com>
2541 * target.h (struct gcc_target): Update prototypes of needs_block_p
2543 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2544 * sel-sched.c (create_speculation_check): Likewise.
2545 * doc/tm.texi: Provide documentation for new target hooks.
2547 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2548 (ia64_gen_spec_insn): Removed.
2549 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2550 ia64_gen_spec_check): New static functions.
2551 (ia64_alloc_sched_context, ia64_init_sched_context,
2552 ia64_set_sched_context, ia64_clear_sched_context,
2553 ia64_free_sched_context, ia64_get_insn_spec_ds,
2554 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2555 (ia64_needs_block_p): Change prototype.
2556 (ia64_gen_check): Rename to ia64_gen_spec_check.
2557 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2558 into declaration, add special memory dependencies handling.
2559 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2560 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2561 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2562 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2563 Define new target hooks.
2564 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2565 (ia64_optimization_options): Turn on selective scheduling with -O3,
2566 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2567 default with selective scheduling.
2568 (ia64_override_options): Initialize align_loops and align_functions
2569 to 32 and 64, respectively. Set global selective scheduling flags
2570 according to target-dependent flags.
2571 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2572 (group_barrier_needed): Use new mstop-bit-before-check flag.
2574 (dfa_state_size): Make global.
2575 (spec_check_no, max_uid): Remove.
2576 (mem_ops_in_group, current_cycle): New variables.
2577 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2578 Initialize new variables.
2579 (is_load_p, record_memory_reference): New functions.
2580 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2582 (ia64_variable_issue): Change use of current_sched_info to
2583 sched_deps_info. Update comment. Note if a load or a store is issued.
2584 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2585 advance if maximal number of loads or stores was issued on current
2587 (scheduled_good_insn): New static helper function.
2588 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2589 a group barrier is needed. Fix vertical spacing. Guard the code
2590 doing state transition with last_scheduled_insn check.
2591 Mark that a stop bit should be before current insn if there was a
2592 cycle advance. Update current_cycle and mem_ops_in_group.
2593 (ia64_h_i_d_extended): Change use of current_sched_info to
2594 sched_deps_info. Reallocate stops_p by larger chunks.
2595 (struct _ia64_sched_context): New structure.
2596 (ia64_sched_context_t): New typedef.
2597 (ia64_alloc_sched_context, ia64_init_sched_context,
2598 ia64_set_sched_context, ia64_clear_sched_context,
2599 ia64_free_sched_context): New static functions.
2600 (gen_func_t): New typedef.
2601 (get_spec_load_gen_function): New function.
2602 (SPEC_GEN_EXTEND_OFFSET): Declare.
2603 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2604 (get_mode_no_for_insn): Change the condition that prevents use of
2605 special hardware registers so it can now handle pseudos.
2606 (get_spec_unspec_code): New function.
2607 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2608 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2609 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2610 during selective scheduling.
2611 (ia64_speculate_insn): Use ds_get_speculation_types when
2612 determining whether we need to change the pattern.
2613 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2614 (ia64_spec_check_src_p): Support new speculation/check codes.
2615 (struct bundle_state): New field.
2616 (issue_nops_and_insn): Initialize it.
2617 (insert_bundle_state): Minimize mid-bundle stop bits.
2618 (important_for_bundling_p): New function.
2619 (get_next_important_insn): Use important_for_bundling_p.
2620 (bundling): When shifting TImode from unimportant insns, ignore
2621 also group barriers. Assert that best state is found before
2622 the backward bundling pass. Print number of mid-bundle stop bits.
2623 Minimize mid-bundle stop bits. Check correct calculation of
2624 mid-bundle stop bits.
2625 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2626 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2628 (sel2_run): New variable.
2629 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2630 selective scheduling pass instead of schedule_ebbs.
2632 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2633 (UNSPEC_LDS_A): New UNSPEC.
2634 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2635 movti_internal, movsf_internal, movdf_internal,
2636 movxf_internal): Make visible. Add speculable* attributes.
2637 (output_c_nc): New mode attribute.
2638 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2639 mov<mode>_nc, zero_extend<mode>di2_nc,
2640 advanced_load_check_nc_<mode>): New insns.
2641 (zero_extend*): Add speculable* attributes.
2643 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2644 (msched-stop-bits-after-every-cycle): Likewise.
2645 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2647 (msched-spec-verbose): Remove.
2648 (msched-prefer-non-data-spec-insns,
2649 msched-prefer-non-control-spec-insns,
2650 msched-count-spec-in-critical-path,
2651 msel-sched-dont-check-control-spec): Use Target Report Var
2652 instead of Common Report Var.
2654 * config/ia64/itanium2.md: Remove incorrect bypass.
2656 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2658 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2661 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2662 and -fhelp=separate.
2664 2008-10-14 Ben Elliston <bje@au.ibm.com>
2666 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2668 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2670 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2673 2008-10-13 Matthias Klose <doko@ubuntu.com>
2675 * config/pa/linux-atomic.c: Work around missing header file
2676 for hppa64-linux-gnu targets.
2678 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2679 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2680 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2681 Grace Cao <grace_cao@playstation.sony.com>
2683 * doc/invoke.texi (-mgen-cell-microcode): Document.
2684 (-mwarn-cell-microcode): Document.
2685 * cfglayout.c (locator_location): Export.
2686 * rtl.h (locator_location): Define prototype.
2687 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2689 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2690 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2691 (mwarn-cell-microcode): New option.
2692 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2693 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2694 cell and not already set.
2695 Turn off string instructions if not generating cell microcode.
2696 (rs6000_final_prescan_insn): New function that warns about microcoded
2698 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2699 * config/rs6000/rs6000.md
2700 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2701 the instruction would have been microcoded on the Cell. Set
2702 cell_micro to always on unnamed patterns for the string instructions.
2703 (cell_micro): Update definition, remove load/store conditional
2705 (sign_extend:DI): Define new pattern for non microcoded version.
2706 (sign_extend:SI): Likewise.
2707 (compare (div:P)): Set cell_micro to not.
2708 (andsi3): Define as an expand.
2709 (andsi3_mc): New pattern.
2710 (andsi3_nomc): New pattern.
2711 (andsi3_internal0_nomc): New pattern.
2712 (andsi3_internal2): Rename to ...
2713 (andsi3_internal2_mc): this and enable iff generating microcode.
2714 (andsi3_internal3): Rename to ...
2715 (andsi3_internal3_mc): this and enable iff generating microcode.
2716 (andsi3_internal4): Enable iif generating microcode.
2717 (andsi3_internal5): Rename to ..
2718 (andsi3_internal5_mc): this and enable iff generating microcode.
2719 (andsi3_internal5_nomc): New pattern.
2720 (extzvdi_internal1): Enable iff generating microcode.
2721 (extzvdi_internal2): Likewise.
2722 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2723 (anddi3): Change to expand.
2724 (anddi3_mc): Rename from anddi3.
2725 (anddi3_no_mc): New pattern.
2726 (anddi3_internal2): Rename to ..
2727 (anddi3_internal2_mc): this and enable iff generating microcode.
2728 (anddi3_internal2_nomc): New pattern.
2729 (anddi3_internal3): Rename to ..
2730 (anddi3_internal3_mc): this and enable iff generating microcode.
2731 (anddi3_internal3_nomc): New pattern.
2732 (movti_string): Set cell_micro to always if TARGET_STRING.
2733 (stmsi8): Set cell_micro to always.
2739 (stmsi8_power): Likewise.
2740 (stmsi7_power): Likewise.
2741 (stmsi6_power): Likewise.
2742 (stmsi5_power): Likewise.
2743 (stmsi4_power): Likewise.
2744 (stmsi3_power): Likewise.
2745 (movsi_update2): Enable iff generating microcode.
2746 (movhi_update3): Likewise.
2747 (lmw): Set cell_micro to always.
2749 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2751 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2752 * config/s390/s390.c (machine_function): Remove
2753 decomposed_literal_pool_addresses_ok_p.
2754 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2755 the difference of two labels.
2756 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2757 (s390_pool_offset): New function.
2758 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2759 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2761 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2763 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2764 (powerpc*-*-linux-gnu*): Describe.
2765 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2766 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2767 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2768 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2769 config/rs6000/e500crtres32gpr.asm,
2770 config/rs6000/e500crtres64gpr.asm,
2771 config/rs6000/e500crtres64gprctr.asm,
2772 config/rs6000/e500crtrest32gpr.asm,
2773 config/rs6000/e500crtrest64gpr.asm,
2774 config/rs6000/e500crtresx32gpr.asm,
2775 config/rs6000/e500crtresx64gpr.asm,
2776 config/rs6000/e500crtsav32gpr.asm,
2777 config/rs6000/e500crtsav64gpr.asm,
2778 config/rs6000/e500crtsav64gprctr.asm,
2779 config/rs6000/e500crtsavg32gpr.asm,
2780 config/rs6000/e500crtsavg64gpr.asm,
2781 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2782 * config/rs6000/crtsavres.asm: Really remove.
2784 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2787 * c-format.c (convert_format_name_to_system_name): Use
2788 TARGET_OVERRIDES_FORMAT_INIT.
2789 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2790 * config/i386/mingw.opt: New.
2791 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2792 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2793 (ms_printf_length_specs): Removed const specifier.
2794 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2795 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2797 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2800 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2802 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2805 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2806 sure that ref has valid bb.
2808 2008-10-12 Richard Henderson <rth@redhat.com>
2811 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2812 * alias.c (value_addr_p, stack_addr_p): Remove.
2813 (nonoverlapping_memrefs_p): Remove IRA special case.
2814 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2815 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2816 * reload1.c (alter_reg): Use it.
2818 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2820 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2821 of registers instead of eax, ebx, ecx and edx. Use for loop
2822 and check register for non-zero value before the call
2823 to decode_caches_intel.
2825 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2827 PR rtl-optimization/37448
2828 * df.h: (df_ref_class): New enum.
2829 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2830 (struct df_ref): Replaced with union df_ref_d.
2831 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2832 New members of df_ref_d union.
2833 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2834 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2835 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2836 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2837 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2838 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2839 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2840 (df_scan_bb_info, df_bb_regno_first_def_find,
2841 df_bb_regno_last_def_find, df_find_def, df_find_use,
2842 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2843 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2844 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2845 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2846 Replaced struct df_ref * with df_ref.
2847 * df-scan.c (df_collection_rec, df_null_ref_rec,
2848 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2849 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2850 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2851 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2852 df_reorganize_refs_by_reg_by_reg,
2853 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2854 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2855 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2856 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2857 df_bb_refs_record, df_exit_block_uses_collect,
2858 df_record_exit_block_uses, df_reg_chain_mark,
2859 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2860 df_ref * with df_ref.
2861 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2862 df_ref_class parameter.
2863 (df_scan_problem_data): Added new pools for different types of refs.
2864 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2865 df_ref_create_structure): Processed new ref pools.
2866 (df_scan_start_dump): Added counts of refs and insns.
2867 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2868 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2869 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2870 code to pass df_ref_class down to ref creation functions.
2871 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2872 df_reg_chain_mark): Use macros to hide references to df_refs.
2873 (df_ref_chain_change_bb): Removed.
2874 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2875 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2876 Enhanced to understand df_ref union structure.
2877 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2878 all_uses_available_at, update_df, try_fwprop_subst,
2879 forward_propagate_subreg, forward_propagate_and_simplify,
2880 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2881 df_ref * with df_ref.
2882 (use_killed_between, all_uses_available_at): Use macros to hide
2883 references to df_refs.
2884 * regstat.c (regstat_bb_compute_ri,
2885 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2887 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2888 see_handle_relevant_refs, see_analyze_one_def,
2889 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2890 struct df_ref * with df_ref.
2891 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2892 global_conflicts): Replaced struct df_ref * with df_ref.
2893 * ddg.c (create_ddg_dep_from_intra_loop_link,
2894 add_cross_iteration_register_deps, build_inter_loop_deps):
2895 Replaced struct df_ref * with df_ref.
2896 (create_ddg_dep_from_intra_loop_link,
2897 add_cross_iteration_register_deps): Use macros to hide references
2899 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2900 df_ref * with df_ref.
2901 * df-core.c (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): Replaced struct df_ref * with df_ref.
2905 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2906 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2908 * web.c (union_defs, entry_register, replace_ref, web_main):
2909 Replaced struct df_ref * with df_ref.
2910 (union_defs, replace_ref): Use macros to hide references to df_refs.
2911 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2912 Replaced struct df_ref * with df_ref.
2913 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2914 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2915 Replaced struct df_ref * with df_ref.
2916 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2917 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2919 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2920 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2921 df_compute_accessed_bytes_strict_low_part,
2922 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2923 Replaced struct df_ref * with df_ref.
2924 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2925 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2926 df_ref * with df_ref.
2927 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2928 check_dependency, check_dependencies, record_uses): Replaced
2929 struct df_ref * with df_ref.
2930 (invariant_for_use, check_dependency): Use macros to hide
2931 references to df_refs.
2932 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2933 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2934 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2935 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2936 references to df_refs.
2937 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2939 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2940 * df-problems.c (df_rd_bb_local_compute_process_def,
2941 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2942 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2943 df_chain_remove_problem, df_chain_create_bb_process_use,
2944 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2945 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2946 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2947 df_byte_lr_simulate_artificial_refs_at_top,
2948 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2949 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2950 df_simulate_uses, df_simulate_artificial_refs_at_end,
2951 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2953 (df_chain_dump): Use macros to hide references to df_refs.
2954 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2955 df_ref * with df_ref.
2956 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2957 mark_artificial_uses, mark_reg_dependencies,
2958 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2960 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2962 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2964 (array_ref_element_size): Likewise.
2965 (array_ref_low_bound): Likewise.
2966 (array_ref_up_bound): Likewise.
2967 * expr.c (contains_packed_reference): Likewise.
2968 (array_ref_element_size): Likewise.
2969 (array_ref_low_bound): Likewise.
2970 (array_ref_up_bound): Likewise.
2971 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2972 with ARRAY_RANGE_REF.
2973 (idx_find_step): Likewise.
2974 (idx_record_use): Likewise.
2975 (strip_offset_1): Likewise.
2976 (idx_remove_ssa_names): Likewise.
2978 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2979 Andi Kleen <ak@linux.intel.com>
2981 * config/i386/cpuid.h (__cpuid_count): New defines.
2982 * config/i386/driver-i386.c (struct cache_desc): New structure.
2983 (describe_cache): Use struct cache_desc to pass cache descriptions.
2984 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2985 (detect_caches_amd): Use struct cache_desc to describe caches.
2986 (decode_caches_intel): Use struct cache_desc to pass cache
2987 descriptions. Update descriptions to match latest (rev -032,
2988 December 2007) CPUID documentation. Do not check valid bit here.
2989 Check for Xeon MP value 0x49 problems.
2990 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2991 Check valid bit before calling decode_caches_intel. Detect number
2992 of times to repeat CPUID instruction.
2993 (detect_caches_cpuid4): New function.
2994 (detect_caches_intel): Depending on max_level, call
2995 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2996 only when other methods fail to provide valid L2 cache description.
2998 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3001 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3002 it to PIC call patterns.
3003 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3004 code generation and attributes from pattern. Change peephole2 to
3005 split for noreturn case. Revise split pattern for non noreturn case.
3006 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3007 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3008 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3011 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3013 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3014 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3016 (divdf3): Reformat long line.
3018 2008-10-11 Michael J. Eager <eager@eagercon.com>
3020 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3022 (rs6000_handle_option): Process -mfpu options.
3023 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3024 (enum fpu_type_t): New.
3025 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3026 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3028 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3029 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3030 * config/rs6000/rs6000.opt (-mfpu): New.
3031 (-mxilinx-fpu): New.
3032 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3033 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3034 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3035 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3036 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3038 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3041 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3042 LO_SUM on Darwin if mode has just one unit.
3044 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3047 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3048 has been optimized out.
3050 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3052 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3053 instead of PIC_DIRECT_ADDR_P.
3054 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3055 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3056 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3057 (PIC_OFFSET_P): Rename to...
3058 (PCREL_SYMOFF_P): ...this.
3059 (PIC_DIRECT_ADDR_P): Delete.
3060 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3062 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3063 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3064 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3065 * config/sh/sh.c (print_operand): Remove CONST handling.
3066 (unspec_caller_rtx_p): Rewrite to use split_const and check
3067 the operands of UNSPEC bases.
3068 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3069 with (unspec [A B] UNSPEC_SYMOFF).
3070 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3071 UNSPEC_PCREL_SYMOFF.
3072 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3073 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3074 (UNSPEC_EXTRACT_U16): Likewise.
3075 (UNSPEC_SYMOFF): Likewise.
3076 (UNSPEC_PCREL_SYMOFF): Likewise.
3077 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3079 (movsi_const_16bit): Likewise.
3080 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3081 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3082 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3083 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3084 with (unspec [A B] UNSPEC_SYMOFF).
3085 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3086 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3087 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3088 (Csu): Likewise UNSPEC_EXTRACT_U16.
3089 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3090 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3092 2008-10-10 Stepan Kasal <skasal@redhat.com>
3094 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3095 for loop strip mining and loop blocking.
3097 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3099 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3100 vary types depending on debug info.
3102 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3104 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3105 before ensuring it's already computed.
3107 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3109 * rtl.h (locator_eq): New decl.
3110 * cfglayout.c (locator_scope): New function.
3111 (insn_scope): Use it.
3112 (locator_eq): New function.
3113 (fixup_reorder_chain): Search for last insn in src bb
3114 that has locator set or first insn in dest bb. Use
3115 locator_eq instead of == to compare locators.
3116 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3117 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3118 == to compare locators.
3120 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3122 * gimple-low.c (lower_function_body, lower_gimple_return,
3123 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3124 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3125 goto_block on edges if goto_locus is known.
3128 * tree.h (get_object_alignment): Declare.
3129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3130 get_object_alignment if needed.
3131 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3133 (get_object_alignment): ... here. New function. Try harder to
3134 determine alignment from get_inner_reference returned offset.
3136 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3138 * graphite.c (gloog): Don't call find_unreachable_blocks
3139 before delte_unreachable_blocks.
3141 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3142 goto_locus of true_edge into RTL locator.
3144 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3147 (*jcc_btdi_mask_rex64): Ditto.
3149 (*jcc_btsi_mask): Ditto.
3150 (*jcc_btsi_1): Ditto.
3151 (*jcc_btsi_mask_1): Ditto.
3153 2008-10-08 Paul Brook <paul@codesourcery.com>
3155 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3156 compatible profiler (__gnu_mcount_nc).
3157 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3159 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3161 * config/i386/i386.c (initial_ix86_tune_features): Add
3162 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3163 * config/i386/i386.h (ix86_tune_indices): Likewise.
3164 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3166 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3167 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3168 for FP to FP splitters.
3170 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3172 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3175 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3179 PR rtl-optimization/37341
3180 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3181 to ORIG_BB, pass through ORIG_BB recursively.
3182 (cse_condition_code_reg): Adjust caller.
3184 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3186 * sdbout.c (sdbout_one_type): Treat the value type
3187 CONST_DECL for enumerals.
3189 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3191 * config/i386/i386.md: Remove trailing white spaces.
3193 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3195 PR rtl-optimization/37448
3196 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3197 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3199 (struct output_info) [count]: Renamed total_created and made
3201 (struct output_info) [size]: Renamed total_allocated and made
3203 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3204 Properly keep track of desc->size.
3205 (print_statistics, dump_alloc_pool_statistics): Enhance the
3206 printing of statistics to print the number of elements and to use
3209 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3212 * opts.h (CL_SAVE): Move up to flags range.
3213 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3214 CL_COMMON): Renumber.
3215 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3216 * opts.c (common_handle_option): Revert last change.
3218 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3220 * config/i386/i386-protos.h (ix86_schedule): New.
3222 * config/i386/i386.c (ix86_schedule): New.
3223 (override_options): Add schedule to processor_alias_table. Set
3224 ix86_schedule from the schedule field in processor_alias_table.
3225 (ix86_function_specific_save): Save ix86_schedule.
3226 (ix86_function_specific_restore): Restore ix86_schedule.
3228 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3229 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3232 * config/i386/i386.opt: Add schedule.
3234 * config/i386/ppro.md: Remove generic32.
3236 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3239 * expr.c (count_type_elements): Handle ERROR_MARK.
3241 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3246 * basic-block.h (struct edge_def): Add goto_block field.
3247 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3248 one insn with locus corresponding to edge's goto_locus if !optimize.
3249 * profile.c (branch_prob): Copy edge's goto_block.
3250 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3252 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3253 locator in between the merged basic blocks if !optimize and needed.
3254 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3255 goto_locus into RTL locator. For unconditional jump use that
3256 locator for the jump insn.
3257 (expand_gimple_cond): Convert goto_block and goto_locus into
3258 RTL locator for all remaining edges. For unconditional jump
3259 use that locator for the jump insn.
3260 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3261 there is more than one edge or insn locator along the forwarding
3262 edges and !optimize. If there is just one, set e->goto_locus.
3263 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3265 (move_block_to_fn): Adjust edge's goto_block.
3267 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3270 * expmed.c (expand_mult): Properly check DImode constant in
3273 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3276 * dwarf2out.c (common_block_die_table): New variable.
3277 (common_block_die_table_hash, common_block_die_table_eq): New
3279 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3280 COMMON block in the current scope rather than globally. Optimize
3281 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3282 DW_OP_addr SYMBOL_REF+off.
3284 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3286 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3287 Return true for non-addressable GIMPLE operands.
3289 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3292 * config/i386/i386.c (initial_ix86_tune_features): Remove
3293 X86_TUNE_USE_BIT_TEST.
3294 * config/i386/i386.h (ix86_tune_indices): Likewise.
3295 (TARGET_USE_BIT_TEST): Removed.
3297 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3299 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3301 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3303 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3304 (mul<mode>3_mul3): ... into this new template.
3306 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3308 * gimplify.c (gimplify_arg): Add location argument. Use it.
3309 (gimplify_call_expr): Pass location to gimplify_arg.
3310 (gimplify_modify_expr_to_memcpy): Same.
3311 (gimplify_modify_expr_to_memset): Same.
3313 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3315 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3316 Update calls to build_unary_op and build_indirect_ref for location
3319 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3322 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3323 * c-typeck.c (array_to_pointer_conversion): Pass location to
3325 (function_to_pointer_conversion): Use error_at and warning_at.
3326 (build_indirect_ref): Same.
3327 (build_array_ref): Pass location to build_binary_op.
3328 (parser_build_unary_op): Do not set location after calling
3330 (build_unary_op): Add location argument. Use it throughout. Set
3331 EXPR_LOCATION before returning new tree.
3332 (build_modify_expr): Same.
3333 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3335 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3336 build_indirect_ref, build_modify_expr.
3337 (c_finish_omp_for): Same. Use error_at instead of error.
3338 * c-common.c (c_common_truthvalue_conversion): Pass location to
3340 (warn_for_div_by_zero): Add location argument.
3341 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3342 build_unary_op, warn_for_div_by_zero.
3343 * c-parser.c (c_parser_typeof_specifier): Use
3344 protected_set_expr_location.
3345 (c_parser_statement_after_labels): Same.
3346 (c_parser_condition): Same.
3347 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3348 (c_parser_conditional_expression): Use protected_set_expr_location.
3349 (c_parser_unary_expression): Pass location to build_indirect_ref.
3350 (c_parser_postfix_expression_after_primary): Pass location to
3351 build_indirect_ref, build_unary_op.
3352 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3354 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3356 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3357 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3358 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3360 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3361 (mips_issue_rate): Handle PROCESSOR_R10000.
3362 * config/mips/mips.md (cpu): Add r10000.
3364 * config/mips/10000.md: New file.
3366 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3368 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3369 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3370 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3372 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3374 * config/darwin-protos.h (machopic_function_base_name): Delete.
3375 (machopic_function_base_sym): Likewise.
3376 (machopic_gen_offset): Declare.
3377 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3378 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3379 * config/darwin.c (machopic_function_base_name): Delete.
3380 (machopic_function_base_sym): Likewise.
3381 (gen_pic_offset): Rename to...
3382 (machopic_gen_offset): ...this and remove the pic_base argument.
3383 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3384 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3385 crtl->uses_pic_offset_table.
3386 (machopic_indirect_data_reference): Use new machopic_gen_offset
3388 (machopic_legitimize_pic_address): Likewise.
3389 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3391 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3392 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3393 * config/i386/i386.c (output_set_got): Likewise.
3394 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3396 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3397 (legitimate_address_p): Likewise.
3398 (output_pic_addr_const): Likewise.
3399 (output_addr_const_extra): Likewise.
3400 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3401 match an UNSPEC rather than a MINUS.
3402 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3403 (builtin_setjmp_receiver): Use machopic_gen_offset.
3404 * config/i386/predicates.md (pic_symbolic_operand): Handle
3405 UNSPEC_MACHOPIC_OFFSET.
3407 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3408 Use machopic_gen_offset and machopic_operand_p.
3409 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3410 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3411 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3412 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3413 Set crtl->uses_pic_offset_table.
3415 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3417 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3419 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3420 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3421 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3422 (constant_pool_expr_p): Use split_const and check the base.
3423 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3425 (legitimate_constant_pool_address_p): Check toc_relative_p
3426 instead of constant_pool_expr_p.
3427 (print_operand_address): Always use output_addr_const for
3428 constant pool addresses.
3429 (rs6000_output_addr_const_extra): New function.
3430 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3432 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3436 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3437 (mark_ref_live, mark_ref_dead): Use them.
3438 (def_conflicts_with_inputs_p): Remove.
3439 (mark_early_clobbers): New function.
3440 (process_bb_node_lives): Call preprocess_constraints and
3441 mark_early_clobbers.
3443 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3445 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3447 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3448 lib with -mthread switch.
3450 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3453 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3454 function in two, making it call a new and reusable
3455 dwarf2out_imported_module_or_decl() that takes the containing
3456 BLOCK of the declaration in argument.
3457 (dwarf2out_imported_module_or_decl_real): New function.
3458 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3459 IMPORTED_DECL in account.
3460 * tree.def: Added IMPORTED_DECL node type.
3461 * tree.h: Added accessors for IMPORTED_DECL nodes.
3462 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3464 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3466 * doc/gimple.texi: Fix some typos, wrap some long lines,
3467 fix some broken wraps with continuations.
3468 * tree-ssa-reassoc.c: Fix comment typos.
3470 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3473 * pa.c (legitimize_pic_address): Force function labels to memory in
3476 2008-10-04 Anton Blanchard <anton@samba.org>
3478 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3479 (rs6000_split_atomic_op): Same.
3480 (rs6000_split_compare_and_swap): Same.
3481 (rs6000_split_compare_and_swapqhi): Same.
3483 2008-10-04 Richard Guenther <rguenther@suse.de>
3485 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3486 instead of pointer equality.
3487 (vn_nary_op_eq): Likewise.
3489 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3491 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3493 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3494 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3496 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3498 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3499 Revert previous change.
3501 2008-10-03 Tom Tromey <tromey@redhat.com>
3503 * stringpool.c (ggc_alloc_string): Terminate string.
3505 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3507 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3508 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3509 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3512 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3515 2008-10-03 Pascal Obry <obry@adacore.com>
3517 * gcov.c (create_file_names): Properly handle UNIX and DOS
3518 directory separators.
3519 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3520 separator to '~' to ensure clean filenames on Windows.
3522 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3524 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3525 Add a null terminator to the stripped name.
3527 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3529 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3530 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3531 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3532 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3533 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3534 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3535 TARGET_SINGLE_FLOAT.
3537 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3539 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3541 2008-10-02 Richard Guenther <rguenther@suse.de>
3544 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3545 and VECTOR_TYPE recurse with useless_type_conversion_p which
3546 properly handles void pointer conversion.
3548 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3551 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3552 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3554 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3556 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3557 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3558 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3559 they translate to non builtins.
3560 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3561 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3562 __builtin_vec_promote, __builtin_vec_extract, and
3563 __builtin_vec_insert.
3564 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3565 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3566 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3567 * config/rs6000/altivec.h (vec_extract): Define
3568 (vec_insert): Define.
3569 (vec_splats): Define.
3570 (vec_promote): Define.
3572 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3573 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3574 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3576 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3578 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3579 prototype. Add new parameter, blk.
3580 Use BLKmode for the MEM if blk is true.
3581 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3582 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3583 ALTIVEC_BUILTIN_STVRXL.
3584 Update usage of altivec_expand_lv_builtin.
3585 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3586 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3587 (altivec_init_builtins): If compiling for the Cell, also define the
3589 * config/rs6000/rs6000.h (rs6000_builtins): Define
3590 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3591 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3592 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3593 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3594 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3595 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3596 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3597 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3598 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3599 UNSPEC_STVRX, and UNSPEC_STVRXL.
3600 (altivec_lvlx): New pattern.
3601 (altivec_lvlxl): New pattern.
3602 (altivec_lvrx): New pattern.
3603 (altivec_lvrxl): New pattern.
3604 (altivec_stvlx): New pattern.
3605 (altivec_stvlxl): New pattern.
3606 (altivec_stvrx): New pattern.
3607 (altivec_stvrxl): New pattern.
3608 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3609 (vec_lvlxl): Likewise.
3610 (vec_lvrx): Define if PPU is defined.
3611 (vec_lvrxl): Likewise.
3612 (vec_stvlx): Define if PPU is defined.
3613 (vec_stvlxl): Likewise.
3614 (vec_stvrx): Define if PPU is defined.
3615 (vec_stvrxl): Likewise.
3617 2008-10-01 Geert Bosch <bosch@adacore.com>
3619 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3621 2008-10-01 Richard Guenther <rguenther@suse.de>
3623 PR tree-optimization/37617
3624 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3625 do not add to the NEW_SETS.
3627 2008-10-01 Richard Guenther <rguenther@suse.de>
3630 * tree-vrp.c (execute_vrp): If we optimized away the default
3631 case make sure to promote the label that got in place of it
3632 to a default case label.
3634 2008-10-01 Richard Henderson <rth@redhat.com>
3637 * tree-complex.c (set_component_ssa_name): Don't optimize
3638 is_gimple_min_invariant values with ssa_names in abnormal phis.
3640 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3642 PR tree-optimization/37662
3643 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3644 commutative binary operation if they are in the wrong order and
3645 fold_build2 produces non-GIMPLE.
3647 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3649 PR tree-optimization/37662
3650 PR tree-optimization/37663
3651 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3652 get_value_range with non-SSA_NAME. Don't assert operands have been
3653 folded, instead just bail out.
3655 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3657 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3659 2008-09-30 Richard Guenther <rguenther@suse.de>
3662 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3663 build restrict-qualified pointers.
3664 (vectorizable_store): Move alias check later.
3665 (vectorizable_load): Likewise.
3667 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3669 * c-common.c (empty_if_body_warning): Remove.
3670 * c-common.h (empty_if_body_warning): Remove.
3671 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3672 here the -Wempty-body warning for `if' and `else' statements.
3673 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3675 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3677 * config/i386/i386.opt: Add msse2avx.
3679 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3680 * config/i386/linux64.h (ASM_SPEC): Likewise.
3682 * doc/invoke.texi: Document -msse2avx.
3684 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3686 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3688 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3690 * ifcvt.c (noce_emit_store_flag): If using condition from original
3691 jump, reverse it if if_info->cond was reversed.
3693 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3695 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3696 non-constant memory if it cannot be forced to constant memory.
3697 Overhaul surrounding code and factor out common condition.
3699 2008-09-29 Jeff Law <law@redhat.com>
3701 * reload1.c (alter_reg): Add missing curly braces.
3703 2008-09-29 Michael J. Eager <eager@eagercon.com>
3705 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3707 * config/rs6000/rs6000.c (rs6000_override_options): Move
3708 rs6000_init_hard_regno_mode_ok after all options changed.
3709 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3710 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3711 -msimple-fpu flags. Add warning messages if single FP not configured.
3712 (rs6000_file_start): Output gnu_attribute for single-float.
3713 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3714 (rs6000_legitimize_address): Likewise.
3715 (rs6000_legitimize_reload_address): Likewise.
3716 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3717 TARGET_SINGLE_FLOAT.
3718 (function_arg_advance): Likewise (partial conversion).
3719 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3720 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3721 TARGET_SINGLE_FLOAT.
3722 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3723 (rs6000_emit_prologue): Likewise.
3724 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3725 TARGET_SINGLE_FLOAT.
3726 (rs6000_libcall_value): Likewise.
3727 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3728 (TARGET_DOUBLE_FLOAT): New default to 1
3729 (TARGET_SIMPLE_FPU): New default to 0
3730 (TARGET_SINGLE_FPU): New default to 0
3731 (TARGET_SINGLE_FLOAT_MODE): New.
3732 (TARGET_DOUBLE_FLOAT_MODE): New.
3733 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3734 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3736 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3737 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3738 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3739 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3740 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3741 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3742 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3743 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3744 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3745 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3746 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3747 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3748 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3749 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3750 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3751 cmptf_internal1, *cmptf_internal2): Condition on
3752 TARGET_DOUBLE_FLOAT.
3753 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3754 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3755 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3756 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3757 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3758 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3759 TARGET_SINGLE_FLOAT.
3760 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3761 * config/rs6000/rs6000.opt (-msingle-float): New.
3762 (-mdouble-float): New.
3763 (-msimple-fpu): New.
3764 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3765 -msingle-float, -mdouble-float, -msimple-fpu options.
3766 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3767 _SOFT_DOUBLE for -msingle-float.
3768 * config.gcc: New config for target=powerpc-xilinx-eabi.
3770 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3772 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3773 have exit and entry.
3774 (new_scop): Take entry and exit edge to define new SCoP.
3775 (sd_region_p): New structure used during SCoP detection.
3776 (move_scops): Delete.
3777 (move_sd_regions): New.
3778 (scopdet_info): Change the definition from edges back to basic_blocks.
3779 (scopdet_edge_info): Work on basic_blocks and rename to
3780 scopdet_basic_block_info.
3781 (split_difficult_bb): At the moment removed. We should later
3782 add it at another place.
3783 (build_scops_1): Work on basic_blocks.
3784 (bb_in_sd_region): New.
3785 (find_single_entry_edge): New.
3786 (find_single_exit_edge): New.
3787 (create_single_entry_edge): New.
3788 (sd_region_without_exit): New.
3789 (create_single_exit_edge): New.
3790 (unmark_exit_edges): New.
3791 (mark_exit_edges): New.
3792 (create_sese_edges): New.
3793 (build_graphite_scops): New.
3794 (build_scops): Make SCoPs SESE.
3795 (limit_scops): Use the new functions.
3797 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3799 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3801 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3804 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3805 address to a register before taking the lower part.
3807 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3809 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3812 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3813 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3816 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3817 the newly created variable.
3818 Create a VECTOR_CST of all 1s for vector types.
3820 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3823 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3825 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3827 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3828 order to convert between modes.
3829 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3831 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3833 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3836 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3839 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3843 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3845 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3846 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3847 them to yield false with MIPS16.
3849 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3852 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3853 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3854 mem_loc_descriptor failed. Accept UNSPEC.
3855 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3856 fail if one of the loc_descriptor calls for pieces failed.
3857 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3858 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3859 if loc_descriptor_from_tree_1 on offset failed.
3862 * opts.c (common_handle_option): Don't call print_specific_help with
3863 CL_SAVE as first argument.
3865 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3866 Steve Ellcey <sje@cup.hp.com>
3868 * configure: Regenerate for new libtool.
3869 * aclocal.m4: Ditto.
3871 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3873 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3874 alias set on MEM when saving stack pointer.
3875 * config/rs6000/rs6000.md (allocate_stack): Likewise
3877 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3879 PR tree-optimization/37574
3880 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3881 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3882 instead of vector_type for constants. Take computation out of loop.
3883 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3884 and use only vector_type for invariant case.
3885 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3887 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3890 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3891 the decl is a VAR_DECL or FUNCTION_DECL.
3893 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3896 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3897 (mark_ref_live, mark_ref_dead): Use them.
3898 (def_conflicts_with_inputs_p): Remove.
3899 (mark_early_clobbers): New function.
3900 (process_bb_node_lives): Call preprocess_constraints and
3901 mark_early_clobbers.
3903 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3905 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3908 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3909 (ira_compress_allocno_live_ranges): New prototype.
3911 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3912 (coalesced_allocnos_living_at_program_points): New.
3913 (coalesced_allocnos_live_at_points_p,
3914 set_coalesced_allocnos_live_points): New functions.
3915 (coalesce_spill_slots): Rewrite.
3917 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3918 ira_compress_allocno_live_ranges): New functions.
3920 * ira-build.c (ira_flattening): Call
3921 ira_compress_allocno_live_ranges.
3924 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3926 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3929 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3931 * combine.c (make_compound_operation): Handle the 'E' format.
3932 (count_rtxs): Likewise.
3933 (update_table_tick): Likewise.
3934 (get_last_value_validate): Likewise.
3936 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3938 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3940 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3942 * matrix-reorg.c (transform_allocation_sites): Initializers
3943 added to avoid the warning.
3945 2008-09-25 Martin Jambor <mjambor@suse.cz>
3947 * cgraph.c (free_nodes): New variable.
3948 (NEXT_FREE_NODE): New macro.
3949 (cgraph_create_node): Reuse nodes from the free list. Do not
3950 update uid if doing so.
3951 (cgraph_remove_node): Add the node to the free list.
3953 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3955 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3957 2008-09-24 Richard Henderson <rth@redhat.com>
3959 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3960 * unwind-dw2.c (execute_stack_op): Handle it.
3962 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3965 2008-09-24 Michael J. Eager <eager@eagercon.com>
3967 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3969 * c-common.c (fname_decl): New location argument.
3970 * c-common.h (fname_decl): Same.
3971 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3973 (c_parser_typeof_specifier): Same.
3974 (c_parser_parms_list_declarator): Same.
3975 (c_parser_asm_string_literal): Same.
3976 (c_parser_compound_statement_nostart): Same.
3977 (c_parser_label): Same.
3978 (c_parser_do_statement): Same.
3979 (c_parser_asm_statement): Same.
3980 (c_parser_unary_expression): Same.
3981 (c_parser_sizeof_expression): Same.
3982 (c_parser_postfix_expression): Same.
3983 (c_parser_pragma): Same.
3984 (c_parser_omp_clause_collapse): Same.
3985 (c_parser_omp_clause_num_threads): Same.
3986 (c_parser_omp_clause_schedule): Same.
3987 (c_parser_omp_all_clauses): Same.
3988 (c_parser_omp_sections_scope): Same.
3989 (c_parser_omp_for_loop): Same. Pass condition's location to
3990 c_objc_common_truthvalue_conversion.
3991 (c_parser_enum_specifier): Remove comment.
3993 2008-09-24 Michael J. Eager <eager@eagercon.com>
3995 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3997 * config/rs6000/rs6000.c (rs6000_override_options): Move
3998 rs6000_init_hard_regno_mode_ok after all options changed.
3999 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4000 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4001 -msimple-fpu flags. Add warning messages if single FP not configured.
4002 (rs6000_file_start): Output gnu_attribute for single-float.
4003 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4004 (rs6000_legitimize_address): Likewise.
4005 (rs6000_legitimize_reload_address): Likewise.
4006 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4007 TARGET_SINGLE_FLOAT.
4008 (function_arg_advance): Likewise.
4009 (function_arg): Likewise.
4010 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4011 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4012 TARGET_SINGLE_FLOAT.
4013 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4014 (rs6000_emit_prologue): Likewise.
4015 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4016 TARGET_SINGLE_FLOAT.
4017 (rs6000_libcall_value): Likewise.
4018 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4019 (TARGET_DOUBLE_FLOAT): New default to 1
4020 (TARGET_SIMPLE_FPU): New default to 0
4021 (TARGET_SINGLE_FPU): New default to 0
4022 (TARGET_SINGLE_FLOAT_MODE): New.
4023 (TARGET_DOUBLE_FLOAT_MODE): New.
4024 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4025 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4027 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4028 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4029 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4030 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4031 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4032 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4033 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4034 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4035 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4036 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4037 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4038 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4039 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4040 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4041 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4042 cmptf_internal1, *cmptf_internal2): Condition on
4043 TARGET_DOUBLE_FLOAT.
4044 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4045 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4046 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4047 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4048 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4049 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4050 TARGET_SINGLE_FLOAT.
4051 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4052 * config/rs6000/rs6000.opt (-msingle-float): New.
4053 (-mdouble-float): New.
4054 (-msimple-fpu): New.
4055 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4056 -msingle-float, -mdouble-float, -msimple-fpu options.
4057 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4058 _SOFT_DOUBLE for -msingle-float.
4059 * config.gcc: New config for target=powerpc-xilinx-eabi.
4061 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4063 * config/sparc/constraints.md: New file.
4064 * config/sparc/sparc.md: Include it.
4065 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4066 (sparc_extra_constraint_check): Delete.
4067 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4068 (memory_ok_for_ldd): New predicate.
4069 (sparc_extra_constraint_check): Delete.
4070 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4071 (CONST_OK_FOR_LETTER_P): Likewise.
4072 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4073 (EXTRA_CONSTRAINT): Likewise.
4075 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4077 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4079 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4081 * alias.c (find_base_value): Use FIND_BASE_TERM.
4082 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4084 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4086 * config/i386/i386.c: Include cselib.h.
4087 (ix86_pic_register_p): New function.
4088 (ix86_delegitimize_address): Use it to check for the PIC register.
4090 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4092 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4093 * config/i386/i386.c (ix86_find_base_term): Don't check for
4094 SYMBOL_REF and LABEL_REF.
4096 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4098 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4099 constant PLUS in a CONST.
4101 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4103 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4104 check for sibcall support for w64.
4106 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4108 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4110 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4112 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4113 parser_build_binary_op.
4114 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4115 * c-typeck.c (build_array_ref): Same.
4116 (parser_build_unary_op): New location argument.
4117 (pointer_diff): Pass location to build_binary_op,
4118 c_objc_common_truthvalue_conversion.
4119 (build_modify_expr): Same.
4120 (build_unary_op): New location argument.
4121 (build_binary_op): New location argument.
4122 (c_objc_common_truthvalue_conversion): Pass location to
4123 c_*common_truthvalue_conversion.
4124 * c-convert.c (convert): Same.
4125 * c-common.c (binary_op_error): New location argument.
4126 (pointer_int_sum): Pass location to build_binary_op.
4127 (c_common_truthvalue_conversion): New location argument.
4128 (warn_for_sign_compare): Same.
4129 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4130 binary_op_error, build_binary_op, warn_for_sign_compare.
4131 * c-parser.c (c_parser_condition): Pass location to
4132 c_*common_truthvalue_conversion.
4133 (c_parser_conditional_expression): Save condition's location and pass
4135 (c_parser_binary_expression): Same, but for the binary operator's
4137 (c_parser_omp_for_loop): Pass location to
4138 c_objc_common_truthvalue_conversion.
4140 2008-09-23 Martin Jambor <mjambor@suse.cz>
4142 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4143 (cgraph_node_remove_callees): New temporary f. Hold the next item
4145 (cgraph_node_remove_callers): Likewise.
4147 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4148 (ipa_node_removal_hook): Likewise.
4150 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4151 gimple_call_copy_skip_args and moved to the gimple_call section.
4152 * gimple.c (gimple_copy_call_skip_args): Renamed to
4153 gimple_call_copy_skip_args. Changed al users.
4155 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4157 * ira-color.c (start_allocno_priorities): Rename to
4158 setup_allocno_priorities. Use costs and
4159 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4160 range lengths. Get rid off doubles.
4161 (ira_fast_allocations): Call start_allocno_priorities.
4163 2008-09-22 David Daney <ddaney@avtrex.com>
4166 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4167 register if TARGET_LONG_CALLS.
4169 2008-09-22 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/37145
4172 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4173 value-numbering union accesses with their offset and size only.
4174 (visit_reference_op_load): Fix simplification of inserted conversions.
4175 * tree-ssa-pre.c (find_or_generate_expression): Do not
4176 recursively generate expressions if running FRE.
4178 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4180 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4181 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4184 2008-09-22 Richard Guenther <rguenther@suse.de>
4186 PR tree-optimization/37145
4187 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4188 (phi_translate_1): Constant fold references.
4190 2008-09-22 Ira Rosen <irar@il.ibm.com>
4192 PR tree-optimization/37482
4193 * tree-vectorizer.h (struct _slp_instance): Add new field.
4194 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4195 (get_earlier_stmt): New function.
4196 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4198 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4199 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4200 asserts that GSI points to the scalar statement being vectorized.
4201 Set new statement location according to GSI.
4202 (vect_schedule_slp_instance): Use GSI of
4203 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4205 2008-09-21 Jan Hubicka <jh@suse.cz>
4207 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4208 (ipcp_insert_stage): Update dead_nodes bitmap.
4210 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4213 * config/i386/t-cygming (SHLIB_LC): Remove.
4214 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4215 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4217 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4221 * final.c (mark_symbol_ref_as_used): New helper function.
4222 (output_operand): Instead of just looking inside MEMs for
4223 SYMBOL_REFs, use new helper function and for_each_rtx.
4224 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4225 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4226 Make head comment more general.
4227 * config/darwin.c (machopic_output_indirection): Handle weak
4228 references here, like in assemble_external.
4230 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4232 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4233 (sparc_emit_float_lib_cmp): Change return type.
4234 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4235 (gen_compare_operator): New function.
4236 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4237 the comparison sequence. Minor tweaks.
4238 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4239 that the final operator and the result of sparc_emit_float_lib_cmp
4240 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4241 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4242 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4243 result of sparc_emit_float_lib_cmp match for software TFmode.
4244 (movqicc, movhicc, movsicc, movdicc): Merge into...
4245 (mov<I:mode>cc): ...this.
4246 (movsfcc, movdfcc, movtfcc): Merge into...
4247 (mov<F:mode>cc): ...this.
4248 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4250 (mov<I:mode>_cc_v9): ...this.
4251 (movdi_cc_sp64_trunc): Delete.
4252 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4253 movdi_cc_reg_sp64): Merge into...
4254 (mov<I:mode>_cc_reg_sp64): ...this.
4255 (movsf_cc_sp64): Rename into...
4256 (movsf_cc_v9): ...this.
4257 (movdf_cc_sp64): Rename into...
4258 (movdf_cc_v9): ...this.
4259 (movtf_cc_hq_sp64): Rename into...
4260 (movtf_cc_hq_v9): ...this.
4261 (movtf_cc_sp64): Rename into...
4262 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4264 2008-09-21 Diego Novillo <dnovillo@google.com>
4266 * doc/gccint.texi: Include generic.texi and gimple.texi.
4268 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4269 (GIMPLE): Move to gimple.texi.
4270 (Annotations): Remove references to to stmt_ann_t and
4272 (SSA Operands): Rename from 'Statement Operands'.
4273 * doc/generic.texi: New.
4274 * doc/gimple.texi: New.
4275 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4276 * Makefile.in (TEXI_GCCINT_FILES):
4277 * gimple.c (gimple_copy_call_skip_args): Rename from
4278 giple_copy_call_skip_args. Update all users.
4279 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4281 2008-09-21 Ira Rosen <irar@il.ibm.com>
4283 PR tree-optimization/37539
4284 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4285 statement in related statement field only for the first load of the
4286 group of loads with the same data reference.
4288 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4290 * config/mips/mips.h (TUNE_OCTEON): New macro.
4291 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4292 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4293 * config/mips/octeon.md: New file.
4294 * config/mips/mips.md: Include octeon.md. Restore
4295 semi-alphabetical order of include files.
4297 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4300 * config/i386/i386.md (*jcc_fused_1): Removed.
4301 (*jcc_fused_2): Likewise.
4302 (*jcc_fused_3): Likewise.
4303 (*jcc_fused_4): Likewise.
4305 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4307 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4308 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4309 * target.h (gcc_target): Add ira_cover_classes.
4310 * ira.c: Remove IRA_COVER_CLASSES guards.
4311 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4312 instead of IRA_COVER_CLASSES.
4313 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4314 (setup_class_translate): Likewise.
4315 (setup_reg_class_intersect_union): Likewise.
4316 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4317 test of targetm.ira_cover_classes.
4318 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4319 of IRA_COVER_CLASSES.
4320 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4321 (TARGET_INITIALIZER): Include it.
4322 * targhooks.h (default_ira_cover_classes): Declare.
4323 * targhooks.c (default_ira_cover_classes): New function.
4325 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4327 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4329 2008-09-19 Ian Lance Taylor <iant@google.com>
4331 * varasm.c (narrowing_initializer_constant_valid_p): Return
4332 NULL_TREE if ENDTYPE is not an integer.
4334 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4337 * tree-ssa.c (execute_update_addresses_taken): Also update
4338 DECL_GIMPLE_REG_P for vector and complex types.
4340 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4341 Jan Hubicka <jh@suse.cz>
4344 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4345 empty before freeing them.
4346 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4348 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4350 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4351 * config/xtensa/predicates.md (tls_symbol_operand): New.
4352 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4353 (TARGET_CANNOT_FORCE_MEM): Define.
4354 (xtensa_tls_symbol_p): New.
4355 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4356 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4357 (xtensa_tls_module_base): New.
4358 (xtensa_call_tls_desc): New.
4359 (xtensa_legitimize_tls_address): New.
4360 (xtensa_legitimize_address): Handle TLS symbols.
4361 (xtensa_tls_referenced_p_1): New.
4362 (xtensa_tls_referenced_p): New.
4363 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4365 (XTENSA_BUILTIN_THREAD_POINTER): New.
4366 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4367 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4368 builtin. Add declarations for __builtin_thread_pointer and
4369 __builtin_set_thread_pointer.
4370 (xtensa_fold_builtin): Recognize new builtins.
4371 (xtensa_expand_builtin): Expand new builtins.
4372 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4373 (TARGET_THREADPTR): Define.
4374 (HAVE_AS_TLS): Define default value.
4375 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4376 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4377 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4378 (UNSPECV_SET_TP): New.
4379 (sym_TPOFF, sym_DTPOFF): New.
4380 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4381 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4382 * configure: Regenerated.
4384 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4387 * config/ia64/ia64.c (ia64_optimization_options): Move
4388 checking and setting flag_schedule_insns_after_reload and
4389 ia64_flag_schedule_insns2 back to ...
4390 (ia64_override_options): Here.
4392 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4395 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4396 zero extend count after the correction to it is done.
4397 (doloop_optimize): Update call to doloop_modify, don't zero extend
4400 2008-09-18 Martin Jambor <mjambor@suse.cz>
4402 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4404 * ipa-prop.c: Correct comments.
4405 * ipa-prop.h: Likewise.
4407 2008-09-18 Jan Hubicka <jh@suse.cz>
4410 * ipa-reference.c (ipa_reference_local_vars_info_d,
4411 ipa_reference_global_vars_info_d,
4412 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4413 ipa_reference_vars_info_t): Move here from ipa-reference.h
4414 (node_duplication_hook_holder, node_removal_hook_holder): New.
4415 (get_reference_vars_info_from_cgraph): Rename to ...
4416 (get_reference_vars_info): ... this one, use cgraph uids.
4417 (get_local_reference_vars_info, get_global_reference_vars_info):
4418 Use cgraph instead of decl.
4419 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4421 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4422 ipa_reference_get_written_global,
4423 ipa_reference_get_not_written_global): Use cgraph argument.
4424 (check_call): Simplify avail check.
4425 (scan_stmt_for_static_refs): Update.
4426 (propagate_bits): Update.
4427 (merge_callee_local_info): Remove.
4428 (init_function_info): Use cgraph nodes.
4429 (clean_function_local_data): Break out from ...
4430 (clean_function): ... here.
4431 (copy_local_bitmap, copy_global_bitmap): New functions.
4432 (duplicate_node_data, remove_node_data): New functions.
4433 (generate_summary): Register hooks; use visibility instead of
4435 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4436 * ipa-reference.h (ipa_reference_local_vars_info_d,
4437 ipa_reference_global_vars_info_d,
4438 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4439 ipa_reference_vars_info_t): Move to ipa-reference.c
4440 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4442 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4443 ipa_reference_get_not_read_global,
4444 ipa_reference_get_not_written_global): Update prototype.
4445 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4446 (init_state): Remove.
4447 (node_duplication_hook_holder, node_removal_hook_holder): New.
4448 (get_function_state, set_function_state): Use VECtor.
4449 (analyze_function): Check body availability.
4450 (add_new_function): Likewise.
4451 (duplicate_node_data, remove_node_data): New.
4452 (generate_summary): Register hooks; do not care about clones.
4453 (propafate): Do not care about clones; recursive functions are
4455 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4456 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4457 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4459 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4460 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4461 Update call of ipa-reference accesors.
4463 2008-09-18 Simon Baldwin <simonb@google.com>
4465 * c-opts.c (c_common_handle_option): Add handling for
4466 -Wbuiltin-macro-redefined command line option.
4467 * c.opt: Added builtin-macro-redefined option.
4468 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4471 2008-09-18 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/37258
4474 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4475 and signedness for integral types.
4476 (vn_phi_eq): Require compatible types.
4478 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4481 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4482 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4484 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4485 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4486 ggc_free other TREE_LIST nodes from that chain.
4487 * function.c (instantiate_decls): Instantiate also DECL_RTL
4488 of vars in cfun->local_decls, free that list afterwards.
4490 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4492 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4493 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4495 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4497 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4498 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4500 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4502 PR tree-optimization/37102
4503 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4504 from a node. Check to see if another PHI is dead.
4505 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4506 remove real PHIs which have no uses.
4507 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4509 2008-09-18 Richard Guenther <rguenther@suse.de>
4512 * tree-cfg.c (remove_useless_stmts_1): Remove
4513 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4515 2008-09-18 Nick Clifton <nickc@redhat.com>
4517 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4518 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4519 to frv_secondary_reload_class.
4520 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4521 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4522 (frv_secondary_reload_class): Omit unused parameter.
4523 (frv_secondary_reload): New function. Handle the case when
4524 secondary_reload_class() is called before the reload_(in|out)
4525 _optabs have been initialised.
4526 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4528 * config/frv/frv.md: Define an exclusion set between fr550_m0
4531 2008-09-18 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/37456
4534 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4535 want to insert after ends a BB insert on the single fallthru
4538 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4540 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4541 Mention -march=z9-109, z9-ec and z10.
4543 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4545 PR rtl-optimization/37544
4546 * regrename.c (maybe_mode_change): Exit early when copy_mode
4547 is narrower than orig_mode and narrower than new_mode.
4549 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4552 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4554 * sched-rgn.c (ref_counts): Remove.
4555 (insn_referenced): New static variable.
4556 (INSN_REF_COUNT): Remove.
4557 (sched_run_compute_dependencies): Use insn_referenced instead of
4559 (add_branch_dependences): Likewise. Delete dead assignment.
4561 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4563 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4564 consumer is an asm. Add comment why this is important.
4565 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4566 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4568 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4570 * expr.c (emit_group_store): Do not shift before moving via a
4573 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4575 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4576 from aggregate to non-aggregate type if the bit pattern is not fully
4577 preserved afterwards.
4579 2008-09-17 Richard Guenther <rguenther@suse.de>
4581 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4582 (verify_gimple_assign): ... this. Split into ...
4583 (verify_gimple_assign_unary): ... this,
4584 (verify_gimple_assign_binary): ... that,
4585 (verify_gimple_assign_single): ... and this.
4586 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4587 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4588 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4589 (verify_types_in_gimple_reference): Be forgiving with
4591 (verify_gimple_phi): Deal with virtual operands.
4593 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4595 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4597 * tree.c (get_callee_fndecl): Don't call the language hook.
4598 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4599 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4600 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4602 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4604 * tree.c (protected_set_expr_location): Don't unnecessarily
4605 check for error_mark_node.
4607 2008-09-17 Art Haas <ahaas@impactweather.com>
4609 * ipa-reference.c (analyze_function): Declare step only if
4610 ENABLE_CHECKING is defined.
4612 2008-09-17 Jan Hubicka <jh@suse.cz>
4615 * tree.h (DECL_INLINE): remove.
4616 (DECL_DECLARED_INLINE_P): Update docs.
4617 (DECL_NO_INLINE_WARNING_P): new.
4618 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4619 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4621 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4622 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4625 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4628 2008-09-17 Jan Hubicka <jh@suse.cz>
4630 * ipa-reference.c (ipa_obstack): Remove.
4631 (local_info_obstack, global_info_obstack): New.
4632 (add_static_var): We now handle variables only.
4633 (mark_address_taken, mark_load, mark_store): New functions based on ...
4634 (check_operand): ... remove.
4635 (get_asm_stmt_operands): Rename to ...
4636 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4637 (scan_stmt_for_static_refs): Rewrite.
4638 (scan_op_for_static_refs): Rename to ...
4639 (scan_initializer_for_static_refs): do not look for VAR_DECL
4640 initializers; stop recursion on types and decls.
4641 (ipa_init): Use proper obstacks.
4642 (analyze_variable): Use scan_initializer_for_static_refs.
4643 (init_function_info): Use local obstack.
4644 (analyze_function): Simplify.
4645 (add_new_function): We don't need visited_nodes obstack.
4646 (generate_summary): Use proper obstacks; cleanup after propagation.
4648 2008-09-17 Richard Guenther <rguenther@suse.de>
4651 PR tree-optimization/37491
4652 * alias.c (get_alias_set): Use the canonical type.
4653 * tree-vect-transform.c (vectorizable_store): Use the type of
4654 the lhs for the vector type. Adjust checking.
4655 (vectorizable_load): Adjust checking.
4657 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4658 Adam Nemet <anemet@caviumnetworks.com>
4660 PR rtl-optimization/37483
4661 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4662 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4663 Rearrange code to better match the original comment. Check
4664 t_unconditional first. Improve comment.
4666 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4669 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4670 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4673 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4674 GIMPLE_TRY if cleanup sequence is empty.
4676 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4679 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4680 eliminate IV if the cost are the same.
4682 2008-09-16 Richard Guenther <rguenther@suse.de>
4685 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4688 2008-09-16 Richard Guenther <rguenther@suse.de>
4690 PR tree-optimization/37508
4691 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4693 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4695 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4697 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4699 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4700 use gen_floatdidf2 directly.
4701 (floatunssidf2): Likewise.
4702 (floatsidf_ppc64_mfpgpr): Remove.
4703 (floatsidf_ppc64): Remove.
4704 (floatunssidf_ppc64): Remove.
4706 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4708 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4709 rather than update_cost_queue.
4711 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4712 in every call starting with the second one, instead of only when
4713 alias_bitmap_obstack.elements != NULL.
4715 * tree-predcom.c (filter_suitable_components): Free all refs in
4716 act->refs vector before calling release_component.
4717 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4719 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4721 * tree-loop-linear.c (linear_transform_loops): Initialize
4722 lambda_obstack only after calling perfect_loop_nest_depth.
4723 Goto free_and_continue instead of just continue for later failures.
4726 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4729 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4731 2008-09-14 Andreas Schwab <schwab@suse.de>
4733 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4735 2008-09-14 Jan Hubicka <jh@suse.cz>
4737 * invoke.texi (-fconserve-stack): Document.
4738 * opts.c (decode_options): Handle conserve_stack.
4739 * common.opt (fconvserve_stack): New.
4741 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4743 * config.host: Add x-aix to host_xmake_file.
4744 * config/rs6000/t-aix52: Do not override LDFLAGS.
4745 * config/rs6000/x-aix: New file.
4747 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4753 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4754 is not recognized as a valid register usage. Allow REG_X to be used
4756 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4757 forces a reload when using a base register.
4759 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4761 * config/i386/cygming-crtend.c (register_frame_ctor): If
4762 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4763 directly with atexit.
4764 (deregister_frame_ctor): Rename to ...
4765 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4766 if !DEFAULT_USE_CXA_ATEXIT.
4768 2008-09-13 Jan Hubicka <jh@suse.cz>
4770 * cgraph.c: Include value-prof.h
4771 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4773 2008-09-13 Jan Hubicka <jh@suse.cz>
4776 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4777 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4778 tree_gen_one_value_profiler, tree_gen_average_profiler,
4779 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4781 2008-09-13 Jan Hubicka <jh@suse.cz>
4783 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4784 too many bytes on misalligned blocks.
4786 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4788 * doc/cfg.texi: Fix some typos.
4789 * doc/extend.texi: Likewise.
4790 * doc/install.texi: Likewise.
4791 * doc/invoke.texi: Likewise.
4792 * doc/rtl.texi: Likewise.
4793 * doc/tree-ssa.texi: Likewise.
4795 2008-09-13 Richard Guenther <rguenther@suse.de>
4798 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4799 gimple stores for memory rhs.
4801 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4803 PR rtl-optimization/37489
4804 * cse.c (fold_rtx): Don't return const_true_rtx for float
4805 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4807 2008-09-13 Jan Hubicka <jh@suse.cz>
4809 PR tree-optimization/37392
4810 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4812 2008-09-13 Martin Jambor <mjambor@suse.cz>
4813 Jan Hubicka <jh@suse.cz>
4815 * cgraph.c (free_edges): New variable.
4816 (NEXT_FREE_EDGE): New macro.
4817 (cgraph_free_edge): New function.
4818 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4819 (cgraph_node_remove_callees): Likewise.
4820 (cgraph_node_remove_callers): Likewise.
4821 (cgraph_create_edge): Reuse edges from the free list. Do not
4822 update uid if doing so.
4823 (cgraph_remove_*_hook): Add free call.
4825 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4827 * ira-color.c (conflict_allocno_vec): Delete.
4828 (update_cost_queue_elem): New structure.
4829 (update_cost_queue): New variable.
4830 (update_cost_queue_tail): Likewise.
4831 (update_cost_queue_elems): Likewise.
4832 (allocno_update_cost_check): Delete.
4833 (initiate_cost_update): Allocate update_cost_queue_elems
4834 instead of allocno_update_cost_check.
4835 (finish_cost_update): Update the free()s accordingly.
4836 (start_update_cost): New function.
4837 (queue_update_cost): Likewise.
4838 (get_next_update_cost): Likewise.
4839 (update_copy_costs_1): Inline into...
4840 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4841 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4842 once we've established they are equal. Don't allocate update
4843 costs if there is nothing to add to them.
4844 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4845 DIVISOR arguments. Use a queue instead of recursive calls;
4846 process all the allocnos in the initial queue, rather than
4848 (assign_hard_reg): Use queue_update_cost instead of
4849 conflict_allocno_vec. Queue coalesced allocnos instead
4850 of calling update_conflict_hard_regno_costs for each one.
4851 Just call update_conflict_hard_regno_costs once for the
4853 (ira_color): Remove conflict_allocno_vec handling.
4855 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4857 PR tree-optimization/37484
4858 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4859 (save_var_name): Same.
4860 (initialize_cloog_names): Same.
4861 (initialize_cloog_names): Same.
4863 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4865 * tree-scalar-evolution.c (set_instantiated_value): Set
4868 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4872 * ira-build.c (common_loop_tree_node_dominator): Remove.
4873 (copy_live_ranges_to_removed_store_destinations): New function.
4874 (regno_top_level_allocno_map): Move to top level from ...
4875 (ira_flattening): ... here. Use
4876 copy_live_ranges_to_removed_store_destinations.
4878 * ira-emit.c (generate_edge_moves): Fix a comment.
4880 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4883 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4884 scratch register after 'set' pattern.
4886 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4888 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4889 information passed to mark_reg_pointer.
4890 * explow.c (force_reg): Likewise.
4892 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4894 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4895 when building for the celledp architecture.
4897 2008-09-12 Richard Guenther <rguenther@suse.de>
4899 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4901 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4903 PR rtl-optimization/37424
4904 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4905 the regnos instead of the addresses.
4907 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4909 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4911 2008-09-11 Richard Guenther <rguenther@suse.de>
4913 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4914 entering the weaker equivalence recording.
4916 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4918 2008-09-11 Jeff Law <law@redhat.com>
4920 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4921 by assign_stack_local on the IRA path for stack slot sharing
4922 as well as the non-IRA path.
4924 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4926 * config/i386/i386.h: Fix whitespace issues.
4928 2008-09-11 Martin Jambor <mjambor@suse.cz>
4930 * ipa-prop.h (struct ipa_param_flags): Removed.
4931 (struct ipa_param_descriptor): New structure.
4932 (struct ipa_node_params): ipcp_lattices, param_decls and
4933 param_flags moved to ipa_param_description.
4934 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4935 descriptors. Renamed all users.
4936 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4937 changed to access descriptors. Renamed all users.
4938 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4939 to access descriptors. Renamed all users.
4940 * ipa-cp.c (ipcp_init_cloned_node): Call
4941 ipa_initialize_node_params instead of ipa_count_formal_params and
4942 ipa_create_param_decls_array.
4943 (ipcp_analyze_node): Likewise.
4944 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4945 descriptors. Renamed all users.
4946 (ipcp_initialize_node_lattices): Remove allocation.
4947 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4948 ipa_initialize_node_params instead of ipa_count_formal_params and
4949 ipa_create_param_decls_array.
4950 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4951 ipa_populate_param_decls, made static, added parameter info,
4952 renamed mt to node, removed allocation, changed to use
4954 (ipa_count_formal_params): Made static, added parameter info,
4956 (ipa_initialize_node_params): New function.
4957 (ipa_check_stmt_modifications): Changed to use descriptors.
4958 (ipa_detect_param_modifications): Removed allocation, changed to
4960 (ipa_note_param_call): Changed to use descriptors.
4961 (ipa_analyze_params_uses): Removed allocation.
4962 (ipa_free_node_params_substructures): Changed to use descriptors.
4963 (ipa_edge_duplication_hook): Use the unused attribute.
4964 (ipa_node_duplication_hook): Use the unused attribute, changed to
4965 use descriptors, changed to duplicate descriptors.
4967 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4968 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4969 indirect inlining. Made static.
4970 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4971 functions called only once.
4972 (cgraph_decide_recursive_inlining): Don't call
4973 ipa_propagate_indirect_call_infos, pass new_edges to
4974 cgraph_mark_inline_edge instead.
4975 (cgraph_decide_inlining_of_small_functions): Don't call
4976 ipa_propagate_indirect_call_infos, pass new_edges to
4977 cgraph_mark_inline_edge instead.
4978 (cgraph_decide_inlining): Don't call
4979 ipa_propagate_indirect_call_infos.
4980 * ipa-prop.c: Check that vectors are allocated.
4982 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4983 iff a new cgraph edges have been created.
4984 (cgraph_decide_inlining): New variable redo_always_inline.
4985 Flattening and always_inlining loop until callgraph stabilizes.
4986 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4987 true iff new cgraph edges have been created.
4988 (propagate_info_to_inlined_callees): Likewise.
4989 (ipa_propagate_indirect_call_infos): Likewise.
4991 2008-09-11 Richard Guenther <rguenther@suse.de>
4993 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4994 (set_prologue_iterations): Likewise.
4995 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4997 (vect_update_init_of_dr): Likewise.
4998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5000 * fold-const.c (fold_unary): Do not generate calculations
5003 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5005 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5006 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5007 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5009 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5011 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5012 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5013 before finalizing the changes.
5014 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5016 (simplify_truth_ops_using_ranges): New.
5017 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5018 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5019 whether a simplification was made.
5020 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5021 use a switch statement and also call simplify_truth_ops_using_ranges.
5023 2008-09-11 Jan Hubicka <jh@suse.cz>
5025 * ggc-common.c (loc_array): Make static.
5026 * dce.c (rest_of_handle_ud_dce): Free worklist.
5028 2008-09-11 Jan Hubicka <jh@suse.cz>
5030 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5031 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5032 function so we are sure we do not dangle it forever.
5033 * function.c (outer_function_chain, find_function_data): Remove.
5034 (function_context_stack): New.
5035 (push_function_context, pop_function_context): Update.
5036 * function.h (struct function): Remove pointer outer.
5037 (outer_function_chain, find_function_data): Remove.
5038 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5040 2008-09-11 Jan Hubicka <jh@suse.cz>
5043 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5045 2008-09-11 Jan Hubicka <jh@suse.cz>
5047 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5049 2008-09-11 Jan Hubicka <jh@suse.cz>
5051 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5052 (free_var_map_entry): New function.
5053 (redirect_edge_var_map_destroy): Use it.
5055 2008-09-11 Jan Hubicka <jh@suse.cz>
5058 * tree-inline.c (add_lexical_block): Replace with ...
5059 (prepend_lexical_block): ... prepend at begginig.
5060 (remap_blocks): Use it and reverse later.
5061 (expand_call_inline): Use prepend_lexical_block.
5063 2008-09-11 Jan Hubicka <jh@suse.cz>
5065 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5067 2008-09-11 Jan Hubicka <jh@suse.cz>
5069 * function.c (free_after_compilation): Call insn_locators_free.
5070 * cfglayout.c (insn_locators_free): New function.
5071 * rtl.h (insn_locators_free): Declare.
5073 2008-09-11 Jan Hubicka <jh@suse.cz>
5075 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5077 (cond_move_process_if_block): Update call.
5079 2008-09-11 Jan Hubicka <jh@suse.cz>
5081 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5082 * vec.c: Include hashtab.h
5083 (vec_descriptor, ptr_hash_entry): New structures.
5084 (vec_desc_hash, vec_ptr_map): New static variables.
5085 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5086 register_overhead, free_overhead, vec_heap_free): New functions.
5087 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5088 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5089 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5092 2008-09-11 Ira Rosen <irar@il.ibm.com>
5094 PR tree-optimization/37474
5095 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5096 length of load permutation.
5098 2008-09-11 Andreas Schwab <schwab@suse.de>
5100 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5102 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5105 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5106 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5107 simplify_gen_subreg.
5109 2008-09-11 Ira Rosen <irar@il.ibm.com>
5111 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5114 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5117 * gimplify.c (gimplify_body): Call default_rtl_profile.
5120 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5121 instead of tok->val.node if not expanding to something else. Handle
5122 intervening CPP_PADDING tokens.
5123 (altivec_categorize_keyword): Remove unneeded comparisons.
5125 2008-09-10 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5129 2008-09-10 Richard Guenther <rguenther@suse.de>
5132 * tree-inline.c (insert_init_stmt): Make sure to not
5133 insert invalid gimple stores.
5135 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5137 PR tree-optimization/37388
5138 * toplev.c (process_options): Fail and warn when graphite
5139 flags are used, but the compiler has not been configured
5140 with graphite libraries.
5141 * graphite.c (graphite_transform_loops): Remove printfs
5142 to dump_file for the case when graphite is not available.
5144 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5147 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5148 the even element into register.
5149 (ix86_expand_vector_init_general): Don't use
5150 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5151 if we can't move from GPR to SSE register directly.
5153 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5155 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5156 not lose track of the number of NOPs needed. Number of NOPs needed
5157 for sync vs. loads workaround was switched; corrected. Run second
5158 pass for all workarounds. No NOPs needed after call insns. Change
5159 second pass to use find_next_insn_start and find_load helpers in order
5160 to properly detect parallel insns.
5161 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5163 2008-09-10 Jan Hubicka <jh@suse.cz>
5165 * value-prof.c (gimple_ic): Fix tuplification bug.
5166 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5169 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5171 PR tree-optimization/37353
5172 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5173 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5174 calls instead of cond_dead_built_in_calls.
5175 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5176 initalize the vector only before adding first entry. Use VEC_safe_push
5177 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5178 shrink_wrap_conditional_dead_built_in_calls call.
5180 2008-09-10 Ira Rosen <irar@il.ibm.com>
5182 PR tree-optimization/37385
5183 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5184 argument, and use it as a vector type if not NULL.
5185 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5187 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5188 additional argument.
5189 (vectorizable_load): Likewise.
5191 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5193 * config/i386/i386.md (SWI32): New mode iterator.
5194 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5197 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5199 PR rtl-optimization/37435
5200 * caller-save.c (insert_restore, insert_save): Check the mode by
5203 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5206 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5208 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5211 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5213 * doc/invoke.texi (ARM Options): Correct errors in discussion
5214 of -mfloat-abi, -mhard-float, and -msoft-float.
5216 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5217 Jan Hubicka <jh@suse.cz>
5220 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5221 calling gimple_regimplify_operands on it. Iterate over all newly
5222 added statements, not just the last one.
5223 (insert_init_stmt): Insert stmt into seq first, then call
5224 gimple_regimplify_operands on it. Don't create new gimplification
5225 context, nor find referenced vars.
5227 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5230 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5231 to pointer to vector pointer.
5232 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5233 propagate_info_to_inlined_callees): Likewise.
5234 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5235 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5236 ipa_check_create_edge_args.
5237 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5238 argument to pointer to vector pointer.
5239 (cgraph_decide_inlining_of_small_function): Adjust
5240 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5244 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5245 optimizing for size, not speed.
5247 PR rtl-optimization/37408
5248 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5249 if parm is promoted.
5251 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5253 PR tree-optimization/37375
5254 * tree-scalar-evolution.c (scev_info_str): Add field
5256 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5257 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5258 set_instantiated_value): Pass instantiated_below.
5259 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5261 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5262 the definitions are not instantiated.
5264 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5265 (block_before_loop): New.
5266 * tree-data-ref.c (dr_analyze_indices): Update uses of
5268 * graphite.c (block_before_scop): New.
5269 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5270 basic block, not a loop for determining the parameters.
5271 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5273 (idx_record_params, find_params_in_bb, find_scop_parameters,
5274 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5275 to instantiate_scev.
5277 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5279 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5283 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5285 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5286 Check zero freq and increase if necessary.
5288 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5290 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5291 regno is in the right range. Add comments.
5293 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5295 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5297 * mips-tfile.c (copy_object): Cast alloca result to int *.
5298 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5300 Rename class to sclass.
5301 (read_tfile): Cast read_seek return values to proper types.
5302 Cast xcalloc return value to proper type.
5304 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5306 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5307 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5308 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5310 2008-09-09 Jan Hubicka <jh@suse.cz>
5312 * profile.c (is_edge_inconsistent): Add debug output; ignore
5313 negative count on fake edges.
5314 (is_inconsistent): Add debug output.
5316 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5318 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5320 (choose_ready): When first insn is chosen from the ready list, also
5323 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5325 PR rtl-optimization/37360
5326 * haifa-sched.c (max_issue): Do not assert that we never issue more
5327 insns than issue_rate. Add comment.
5329 2008-09-09 Richard Guenther <rguenther@suse.de>
5331 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5332 (verify_types_in_gimple_call): Rename to ...
5333 (verify_gimple_call): ... this. Enhance.
5334 (verify_types_in_gimple_cond): Remove.
5335 (verify_gimple_comparison): New function ...
5336 (verify_types_in_gimple_assign): ... split out from here.
5337 (verify_types_in_gimple_return): Rename to ...
5338 (verify_gimple_return): ... this. Enhance.
5339 (verify_types_in_gimple_switch): Rename to ...
5340 (verify_gimple_switch): ... this. Enhance.
5341 (verify_gimple_goto): New function.
5342 (verify_types_in_gimple_phi): Rename to ...
5343 (verify_gimple_phi): ... this. Enhance.
5344 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5345 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5346 (verify_types_in_gimple_seq_2): Remove cases handled in
5347 verify_types_in_gimple_stmt.
5349 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5351 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5352 (push_multiple_operation, pop_multiple_operation): Set it.
5353 (workaround_rts_anomaly): New function.
5354 (workaround_speculation): New function, broken out of bfin_reorg.
5355 (bfin_reorg): Call the new functions.
5357 2008-09-09 Richard Guenther <rguenther@suse.de>
5361 * gimplify.c (gimplify_conversion): Change conversions of
5362 non-register type to VIEW_CONVERT_EXPRs.
5363 (gimplify_addr_expr): If we need to make the operand
5364 addressable make sure to use a properly initialized
5365 temporary for that so it gets a valid gimple store.
5367 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5369 * function.h (struct function): Add function_start_locus.
5370 * cfgexpand.c (gimple_expand_cfg): Use it.
5371 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5373 2008-09-09 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/37433
5376 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5379 2008-09-09 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/37387
5382 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5383 and bits to a common type.
5385 2008-09-09 Nick Clifton <nickc@redhat.com>
5387 * config/v850/v850.md (return): Restore frame size restriction.
5389 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5391 * c-common.c (c_expand_decl): Remove.
5392 * c-common.h (anon_aggr_type_p): Remove prototype.
5393 (DECL_ANON_UNION_ELEMS): Remove.
5394 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5395 * c-decl.c (anon_aggr_type_p): Remove.
5396 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5397 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5398 * langhooks.h (struct lang_hooks): Remove expand_decl.
5399 * langhooks.c (lhd_expand_decl): Remove.
5400 * stmt.c (expand_anon_union_decl): Remove.
5401 * tree.h (expand_anon_union_decl): Remove prototype.
5403 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5406 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5408 * config/avr/avr.md (QISI) : Define mode iterator.
5409 (negated_tst<mode>) : Redefine as split using mode macro.
5410 (reversed_tstqi): Define insn as reversed compare with zero.
5411 (reversed_tsthi): Ditto.
5412 (reversed_tstsi): Ditto.
5414 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5417 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5418 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5421 * predict.c (optimize_function_for_size_p): Don't segfault if
5423 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5424 tree_swap_operands_p): Don't test cfun != NULL before calling
5425 optimize_function_for_s*_p.
5427 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5429 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5432 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5434 * crx/crx.h (IRA_COVER_CLASSES): Define.
5436 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5439 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5440 even when a stmt has been gimple_modified_p, but after fold_stmt is
5441 not any longer. Remove unneeded may_have_exposed_new_symbols
5444 2008-09-08 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/37421
5447 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5450 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5453 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5455 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5458 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5459 * pa-hpux10.h (LINK_SPEC): Likewise.
5460 * pa-hpux11.h (LINK_SPEC): Likewise.
5462 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5464 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5465 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5467 2008-09-07 Helge Deller <deller@gmx.de>
5469 * pa/linux-atomic.c: New file.
5470 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5471 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5473 2008-09-07 Richard Guenther <rguenther@suse.de>
5474 Ira Rosen <irar@il.ibm.com>
5476 PR tree-optimization/36630
5477 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5478 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5480 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5481 Ira Rosen <irar@il.ibm.com>
5483 PR tree-optimization/35642
5484 * config/rs6000/altivec.md (mulv8hi3): Implement.
5486 2008-09-06 Jeff Law <law@redhat.com>
5488 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5490 2008-09-06 Jan Hubicka <jh@suse.cz>
5492 PR tree-optimization/14703
5493 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5495 * passes.c (init_optimization_passes): Recompute inline parameters.
5497 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5499 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5502 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5503 Peter Fuerst <post@pfrst.de>
5505 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5506 * doc/extend.texi: Document __builtin_mips_cache.
5507 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5508 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5509 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5510 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5511 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5512 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5513 (set_push_mips_isas): New variable.
5514 (mips_r10k_cache_barrier): New variable.
5515 (cache): New availability predicate.
5516 (mips_builtins): Add an entry for __builtin_mips_cache.
5517 (mips_build_cvpointer_type): New function.
5518 (MIPS_ATYPE_CVPOINTER): New macro.
5519 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5521 (r10k_simplified_address_p, r10k_simplify_address)
5522 (r10k_uncached_address_p, r10k_safe_address_p)
5523 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5524 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5525 (r10k_insert_cache_barriers): New functions.
5526 (mips_reorg_process_insns): Delete cache barriers after a
5527 branch-likely instruction.
5528 (mips_reorg): Call r10k_insert_cache_barriers.
5529 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5530 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5531 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5532 (mips_cache, r10k_cache_barrier): New define_insns.
5534 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5536 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5537 * ira-color.c (setup_allocno_left_conflicts_num): Use
5538 hard_reg_set_equal_p instead of a comparison with
5539 ira_zero_hard_reg_set.
5540 * ira.c (setup_reg_subclasses): Likewise.
5541 (setup_cover_and_important_classes): Likewise.
5542 (setup_class_translate): Likewise.
5543 (setup_reg_class_intersect_union): Likewise.
5544 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5545 (ira_init_once): Don't initialize them.
5547 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5549 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5551 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5553 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5555 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5557 Improved branch hints, safe hints, and scheduling.
5559 * haifa-sched.c (sched_emit_insn) : Define.
5560 * sched-int.h (sched_emit_insn) : Add prototype.
5561 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5562 -mhint-max-distance -msafe-hints) : Document.
5563 * config/spu/spu.c (spu_flag_var_tracking): New.
5564 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5565 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5566 TARGET_ASM_FILE_START): Define.
5567 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5568 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5569 (spu_emit_branch_hint): Add blocks argument.
5570 (insert_branch_hints, insert_nops): Remove.
5571 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5572 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5573 spu_sched_reorder, asm_file_start): New functions.
5574 (clock_var, spu_sched_length, pipe0_clock,
5575 pipe1_clock, prev_clock_var, prev_priority,
5576 spu_ls_first, prev_ls_clock): New static variables.
5577 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5578 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5579 (nopn_nv): Add a non-volatile version of nop.
5580 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5581 -mhint-max-distance, -msafe-hints): New options.
5583 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5584 Samuel Tardieu <sam@rfc1149.net>
5586 * opts.c (decode_options): Combine nested if statements.
5589 * opts.c (decode_options): Handle more relationships among
5590 unit-at-a-time, toplevel-reorder, and section-anchors.
5592 2008-09-05 David Daney <ddaney@avtrex.com>
5594 * doc/install.texi (--enable-reduced-reflection): Document new option.
5596 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5598 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5600 (constantpool_operand): New.
5601 (move_operand): Disallow sub-word modes for the constant pool.
5602 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5603 (xtensa_secondary_reload_class): Replace with....
5604 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5605 Set icode for sub-word reloads from the constant pool.
5606 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5607 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5608 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5609 * config/xtensa/xtensa-protos.h: Update prototypes.
5611 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5613 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5614 (REG_CLASS_NAMES): Update.
5615 (REG_CLASS_CONTENTS): Update.
5616 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5617 of ALL_REGS for regs 77 and 78.
5618 * function.c (instantiate_virtual_regs_in_insn): Assert that
5619 return value of simplify_gen_subreg is not NULL.
5621 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5623 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5624 (gen_rtvec_v): Fix coding standards.
5626 2008-09-04 Jan Hubicka <jh@suse.cz>
5628 * i386.c (decide_alg): Be more conservative about optimizing for size.
5630 2008-09-04 Ian Lance Taylor <iant@google.com>
5632 * varasm.c (narrowing_initializer_constant_valid_p): New
5634 (initializer_constant_valid_p): Call it.
5636 2008-09-04 Jeff Law <law@redhat.com>
5638 * fold-const.c (native_encode_real): Fix computation of WORDS.
5639 (native_interpret_real): Likewise.
5641 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5643 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5645 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5647 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5648 that the cost is already taken into account in ira-costs.c
5650 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5652 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5653 ira_debug_copies): New.
5654 (ira_bulid): Call print_copies.
5656 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5658 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5661 * config/rs6000/rs6000.c (optimization_options): Remove check of
5662 flag_toplevel_order.
5664 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5666 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5667 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5668 second operand is a reg_imm10_operand.
5669 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5670 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5671 (*seq_<GPR:mode><GPR2:mode>): Rename to
5672 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5674 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5675 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5677 (*sne_<GPR:mode><GPR2:mode>): Rename to
5678 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5681 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5683 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5684 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5685 combining an arithmetic right shift by more than 31 and a
5686 trunction. Don't match for out-of-range shift amounts. Set
5687 attribute mode to <MODE>.
5688 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5689 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5690 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5691 shifts by less than 32.
5692 (extv): Change predicate on first operand to accept registers.
5693 Change predicate of the other operands from immediate_operand to
5694 const_int_operand. Expand exts when source is a register.
5695 (extzv): Change predicate of the constant operands from
5696 immediate_operand to const_int_operand.
5697 (extzv<mode>): Change predicate of the constant operands from
5698 immediate_operand to const_int_operand and no constraint. Also
5700 (*extzv_trunc<mode>_exts): New pattern.
5702 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5704 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5705 * config/mips/mips-protos.h (mask_low_and_shift_p,
5706 mask_low_and_shift_len): Declare.
5707 * config/mips/mips.c (mask_low_and_shift_p,
5708 mask_low_and_shift_len): New functions.
5709 (mips_print_operand): Handle new operand prefix "m".
5710 * config/mips/mips.md (*cins<mode>): New pattern.
5712 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5714 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5715 optimizing for size.
5717 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5719 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5720 regardless of epilogue_completed.
5722 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5725 * ira-lives.c (process_bb_node_lives): Check setjmp.
5727 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5730 * ira-build.c (form_loop_tree): Reverse BB walk.
5731 (create_bb_allocnos): Likewise.
5732 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5733 (mark_reg_store): Rename to...
5734 (mark_ref_live): ...this and take a df_ref argument instead of
5735 note_stores arguments. Assert that we have a register.
5736 (mark_reg_clobber): Delete.
5737 (def_conflicts_with_inputs_p): New function.
5738 (mark_reg_conflicts): Delete.
5739 (mark_reg_death): Rename to...
5740 (mark_ref_dead): ...this and take a df_ref argument instead of
5741 a register. Assert that we have a register.
5742 (process_bb_node_lives): Hoist frequency calculation out of
5743 instruction walk. Convert from a forwards scan to a backwards scan.
5744 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5745 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5746 (create_allocno_live_ranges): Don't create regs_set.
5748 2008-09-04 Ian Lance Taylor <iant@google.com>
5750 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5751 or REG_LABEL_TARGET.
5752 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5753 comparing MODE with MEM.
5754 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5755 comparing with GF_PREDICT_TAKEN.
5756 (gimple_get_lhs): Change code to enum gimple_code.
5757 (gimple_set_lhs): Likewise.
5758 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5759 * omp-low.c (find_omp_clause): Change kind parameter to enum
5761 * tree-flow.h (find_omp_clause): Update declaration.
5762 * regrename.c (clear_dead_regs): Change kind parameter to enum
5764 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5766 * see.c (see_get_extension_data): Change return type to enum
5767 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5768 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5769 (see_gen_normalized_extension): Change extension_code parameter to
5771 (see_seek_pre_extension_expr): Change extension_code to enum
5773 (see_merge_one_def_extension): Likewise.
5774 (see_handle_relevant_defs): Likewise.
5775 (see_handle_relevant_uses): Likewise.
5776 (see_analyze_one_def): Likewise.
5777 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5778 GIMPLE_ASM rather than ASM_EXPR.
5779 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5780 GIMPLE_RETURN rather than RETURN_EXPR.
5781 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5782 (evaluate_stmt): Likewise.
5783 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5784 to enum vect_relevant.
5785 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5786 compare gimple codes with tree codes.
5788 2008-09-04 Paul Brook <paul@codesourcery.com>
5790 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5792 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5794 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5795 pointer check lost in the recent no-unit-at-a-time patch.
5797 2008-09-04 Jan Hubicka <jh@suse.cz>
5800 * tree-switch-conversion.c (check_final_bb): Accept only IP
5803 2008-09-04 Jan Hubicka <jh@suse.cz>
5805 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5807 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5808 using_ranges argument.
5809 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5810 (vrp_visit_cond_stmt): Update call of
5811 vrp_evaluate_conditional_warnv_with_ops
5813 2008-09-04 Jan Hubicka <jh@suse.cz>
5815 PR tree-optimization/37345
5816 PR tree-optimization/37358
5817 PR tree-optimization/37357
5818 * tree.c (build_function_type_skip_args): Build distinct type copy;
5820 (build_function_decl_skip_args): Set type of new decl not orig decl;
5821 clear DECL_VINDEX for methods turned into functions.
5823 2008-09-04 Nick Clifton <nickc@redhat.com>
5825 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5826 * configure: Regenerate.
5827 * config.in: Regenerate.
5828 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5829 alignment field, if it is supported.
5831 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5833 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5836 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5838 * config/rs6000/rs6000.c (processor_target_table): Do not
5839 enable VMX for POWER6.
5841 2008-09-03 Anton Blanchard <anton@samba.org>
5843 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5844 emit memory barrier before operation.
5846 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5849 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5850 default_elf_asm_output_external.
5852 2008-09-03 Jeff Law <law@redhat.com>
5854 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5856 2008-09-03 Richard Henderson <rth@redhat.com>
5858 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5859 memory barrier to below the test-and-set.
5860 (alpha_split_lock_test_and_set_12): Likewise.
5862 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5866 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5869 * ira-color.c (print_loop_title): Use all_allocnos.
5870 (color_pass): Ditto. Don't add border_allocnos. Check that
5871 subloop allocno in the correspdoning bitmap all_allocnos.
5873 * ira-emit.c (change_loop): Use all_allocnos.
5875 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5876 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5877 (create_cap_allocno): Remove setting mentioned_allocnos.
5878 (create_insn_allocnos): Ditto.
5879 (remove_unnecessary_allocnos): Use all_allocnos.
5880 (check_allocno_creation): Check that allocnos are in the
5881 corresponding bitmap all_allocnos.
5883 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5887 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5888 (process_regs_for_copy): Process subregs. Refine check when cost
5889 is taken into account in ira-costs.c.
5890 (process_reg_shuffles): Use REG_SUBREG_P.
5891 (add_insn_allocno_copies): Ditto. Ignore modes.
5893 * ira-color.c (conflict_allocno_vec): New.
5894 (COST_HOP_DIVISOR): New macro.
5895 (update_copy_costs_1): Use it.
5896 (update_conflict_hard_regno_costs): New function.
5897 (assign_hard_reg): Use it.
5898 (ira_color): Allocate and free conflict_allocno_vec.
5900 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5904 * ira-int.h (ira_sort_insn_chain): Remove.
5906 * ira.c (basic_block_order_nums, chain_insn_order,
5907 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5908 (ira): Don't call ira_sort_insn_chain.
5910 * reload1.c (reload): Don't call ira_sort_insn_chain.
5912 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5915 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5916 which become non throw.
5917 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5918 update_call_expr after updating the flags on the decl.
5920 2008-09-03 Jan Hubicka <jh@suse.cz>
5922 PR tree-optimization/37315
5923 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5924 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5925 (cgraph_analyze_functions): Use node->analyzed
5926 (cgraph_mark_functions_to_output): Likewise.
5927 (cgraph_expand_function): All functions can be released after
5929 (cgraph_optimize): Use gimple_has_body_p.
5930 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5931 (cgraph_decide_inlining_incrementally): Likewise.
5932 (inline_transform): Inline transform.
5933 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5935 (inlinable_function_p): Drop gimple_body check.
5936 (expand_call_inline): Use gimple_has_body_p.
5937 * gimple.c (gimple_has_body_p): New.
5938 * gimple.h (gimple_has_body_p): Add prototype.
5939 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5940 (dump_function_to_file): Use gimple_has_body_p check.
5942 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5945 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5947 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5949 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5951 From Michael Frysinger <michael.frysinger@analog.com>
5952 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5953 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5956 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5959 * doc/extend.texi: Document picoChip builtin functions.
5960 * doc/invoke.texi: Document picoChip options.
5961 * doc/contrib.texi: Add picoChip contribution.
5962 * doc/md.texi: Document picoChip constraints.
5963 * config.gcc: Add picochip-*-*.
5964 * config/picochip/: Add new port.
5966 2008-09-03 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/37328
5969 * tree-sra.c (sra_build_assignment): Gimplify properly.
5970 (generate_copy_inout): Take the correct stmt as definition,
5971 remove bogus assert.
5973 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5975 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5978 From Michael Frysinger <michael.frysinger@analog.com>
5979 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5981 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5983 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5984 (__gthread_setspecific): Revert 2008-08-31 change to
5985 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5987 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5989 * diagnostic.c (error_at): New.
5990 * toplev.h (error_at): New prototype.
5991 * c-typeck.c (build_array_ref): Call error_at instead of error.
5992 Pass location to pedwarn.
5994 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5996 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5998 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6000 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6001 VAR_DECL and CONST_DECL.
6003 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6004 Jakub Jelinek <jakub@redhat.com>
6006 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6007 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6008 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6009 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6010 Don't set ix86_save_varrargs_registers.
6011 (ix86_setup_incoming_varargs): Assume cum != NULL.
6012 (ix86_va_start): Check ix86_varargs_gpr_size and
6013 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6014 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6015 from frame pointer if ix86_varargs_gpr_size == 0.
6016 (ix86_compute_frame_layout): Updated.
6017 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6018 (ix86_varargs_gpr_size): Define.
6019 (ix86_varargs_fpr_size): Likewise.
6020 (machine_function): Remove save_varrargs_registers.
6021 Add varargs_gpr_size and varargs_fpr_size.
6023 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6025 * config/alpha/alpha.c (va_list_skip_additions,
6026 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6027 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6030 PR tree-optimization/36766
6031 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6032 for already removed basic blocks.
6035 * real.c (real_maxval): Clear a lower bit to make real_maxval
6036 match get_max_float for IBM long double format.
6038 2008-09-02 Andreas Schwab <schwab@suse.de>
6040 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6041 * configure: Regenerate.
6043 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6045 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6046 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6047 checking for a non-VOID CONSTANT_P.
6049 2008-09-02 Jan Hubicka <jh@suse.cz>
6051 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6052 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6055 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6057 * expr.c (emit_group_store): Don't assert stack temp mode size.
6059 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6060 Tobias Grosser <grosser@fim.uni-passau.de>
6061 Jan Sjodin <jan.sjodin@amd.com>
6062 Harsha Jagasia <harsha.jagasia@amd.com>
6063 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6064 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6065 Adrien Eliche <aeliche@isty.uvsq.fr>
6067 Merge from graphite branch.
6070 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6071 * doc/invoke.texi (-floop-block, -floop-interchange,
6072 -floop-strip-mine): Document new flags.
6073 * tree-into-ssa.c (gimple_vec): Moved...
6074 * tree-loop-distribution.c (rdg_component): Moved...
6075 * cfgloopmanip.c: Include tree-flow.h.
6076 (update_dominators_in_loop): New.
6077 (create_empty_if_region_on_edge): New.
6078 (create_empty_loop_on_edge): New.
6079 (loopify): Use update_dominators_in_loop.
6080 * tree-pass.h (pass_graphite_transforms): Declared.
6081 * configure: Regenerate.
6082 * tree-phinodes.c (make_phi_node): Export.
6083 (add_phi_node_to_bb): New, split from create_phi_node.
6084 * tree-chrec.c (for_each_scev_op): New.
6085 * tree-chrec.h (for_each_scev_op): Declared.
6086 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6087 (remove_statement): Call get_phi_with_result.
6088 * config.in (HAVE_cloog): Undef.
6089 * gdbinit.in (pgg): New.
6090 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6091 * tree-ssa-loop.c (graphite_transforms): New.
6092 (gate_graphite_transforms): New.
6093 (pass_graphite_transforms): New.
6094 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6095 HAVE_cloog): Defined.
6096 * tree-vectorizer.c (rename_variables_in_bb): Export.
6097 * tree-data-ref.c (dr_may_alias_p): Export.
6098 (stmt_simple_memref_p): New.
6099 (find_data_references_in_stmt): Export.
6100 (find_data_references_in_loop): Export.
6101 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6102 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6103 (create_rdg_vertices): Export.
6104 (build_empty_rdg): New.
6105 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6106 * tree-data-ref.h (rdg_component): ... here.
6108 (struct data_reference): Add a field scop.
6110 (find_data_references_in_loop): Declared.
6111 (find_data_references_in_stmt): Declared.
6112 (create_rdg_vertices): Declared.
6113 (dr_may_alias_p): Declared.
6114 (stmt_simple_memref_p): Declared.
6115 (struct rdg_edge): Add a field ddr_p relation.
6116 (build_empty_rdg): Declared.
6117 * lambda.h (lambda_matrix): Declare a VEC of.
6118 (find_induction_var_from_exit_cond): Declared.
6119 (lambda_vector_compare): New.
6120 * common.opt (fgraphite, floop-strip-mine,
6121 floop-interchange, floop-block): New flags.
6122 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6123 * cfgloop.c (is_loop_exit): New.
6124 * cfgloop.h (is_loop_exit): Declared.
6125 (create_empty_if_region_on_edge): Declared.
6126 (create_empty_loop_on_edge): Declared.
6127 * tree-flow.h (add_phi_node_to_bb): Declared.
6128 (make_phi_node): Declared.
6129 (rename_variables_in_bb): Declared.
6130 (perfect_loop_nest_depth): Declared.
6131 (graphite_transform_loops): Declared.
6132 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6133 (graphite.o-warn): Add -Wno-error.
6134 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6135 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6136 (INCLUDES): Add PPLINC, CLOOGINC.
6137 (OBJS-common): Add graphite.o.
6138 (graphite.o): Add rule.
6139 * gimple.h (gimple_vec): ... here.
6140 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6141 * passes.c (init_optimization_passes): Schedule
6142 pass_graphite_transforms.
6144 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6147 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6148 and -fno-toplevel-reorder after handle_options.
6150 2008-09-02 Paul Brook <paul@codesourcery.com>
6152 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6153 (arm_override_options): Set arm_tune_cortex_a9.
6154 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6155 (arm_issue_rate): Handle cortexa9.
6156 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6157 * config/arm/arm-cores.def: Add cortex-a9.
6158 * config/arm/arm-tune.md: Regenerate.
6159 * config/arm/arm.md: Include cortex-a9.md.
6160 (generic_sched, generic_vfp): Add cortexa9.
6161 * config/arm/cortex-a9.md: New file.
6163 2008-09-02 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/37327
6166 * tree-vrp.c (register_new_assert_for): Make sure to not have
6167 TREE_OVERFLOW set on the bound.
6169 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6171 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6173 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6174 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6177 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6179 * gcc/config/spu/spu.md (divdf3): Removed.
6181 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6183 PR tree-optimization/37095
6184 * cgraph.c (cgraph_node): When creating new cgraph node after
6185 assembler_name_hash has been populated, record it in the hash
6188 2008-09-01 Paul Brook <paul@codesourcery.com>
6190 * doc/invoke.texi: Document -mword-relocations.
6191 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6192 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6193 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6194 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6195 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6196 (arm_emit_movpair): New function.
6197 (arm_print_operand <c>): Handle sybolic addresses.
6198 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6199 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6200 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6201 * config/arm/arm.opt: Add -mword-relocations.
6202 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6203 (arm_movt, arm_movw): New.
6205 2008-09-01 Paul Brook <paul@codesourcery.com>
6207 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6208 Allow Interworking on ARMv4 EABI based targets.
6209 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6210 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6212 2008-09-01 Paul Brook <paul@codesourcery.com>
6214 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6215 optimized LT0 test. Remove optimization for GT.
6217 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6219 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6220 openmp applications.
6221 * pa-hpux11.h (LIB_SPEC): Likewise.
6223 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6226 2008-09-01 Jan Hubicka <jh@suse.cz>
6228 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6229 present, use only counts; when guessed use only frequencies.
6230 (estimate_bb_frequencies): Use function_frequency.
6231 * profile.c (compute_branch_probabilities): Exit early when
6232 profile reading failed. Set profile_status.
6233 (branch_prob): Do not set profile_status.
6235 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6237 * tree.c (protected_set_expr_location): New.
6238 * tree.h (protected_set_expr_location): New prototype.
6239 * c-tree.h (build_array_ref): Add argument.
6240 (parser_build_unary_op): Same.
6241 * c-typeck.c (build_indirect_ref): Handle new location argument.
6242 (build_array_ref): Same.
6243 (parser_build_unary_op): Same.
6244 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6246 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6248 * c-common.c (finish_label_address_expr): Handle new location argument.
6249 * c-common.h (build_indirect_ref): Add argument.
6250 (finish_label_address_expr): Same.
6251 * c-parser.c (c_parser_unary_expression): Pass location to build
6253 (c_parser_postfix_expression): Same.
6255 2008-09-01 Paul Brook <paul@codesourcery.com>
6257 * config/arm/arm.md: Include cortex-r4f.md.
6258 (attr fpu): Update type list.
6259 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6260 fconstd, fcmps and fcmpd.
6261 (attr tune_cortexr4): Define.
6262 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6263 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6264 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6265 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6266 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6267 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6268 cortex_a8_vfp_farith: Ditto.
6269 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6270 * config/arm/cortex-r4.md: Use tune_cortexr4.
6271 * config/arm/cortex-r4f.md: New file.
6273 2008-09-01 Richard Guenther <rguenther@suse.de>
6275 PR tree-optimization/37305
6276 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6277 the result of constant conversions.
6278 (fold_gimple_assign): Likewise.
6280 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6282 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6283 #ifdef ENABLE_CHECKING.
6285 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6287 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6288 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6289 when !INSN_SCHEDULING.
6291 2008-09-01 Andreas Schwab <schwab@suse.de>
6293 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6295 2008-09-01 Paul Brook <paul@codesourcery.com>
6297 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6299 2008-09-01 Jan Hubicka <jh@suse.cz>
6301 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6303 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6305 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6306 * gimplify.c (gimplify_init_constructor): Add speed operand.
6307 * tree-sra.c (decide_block_copy): Likewise.
6308 * tree-inline.c (estimate_move_cost): Likewise.
6309 * config/alpha/alpha.h (MOVE_RATIO): Update.
6310 * config/frv/frv.c (MOVE_RATIO): Update.
6311 * config/spu/spu.h (MOVE_RATIO): Update.
6312 * config/sparc/sparc.h (MOVE_RATIO): Update.
6313 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6314 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6315 * config/cris/cris.h (MOVE_RATIO): Update.
6316 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6317 * config/arm/arm.h (MOVE_RATIO): Update.
6318 * config/pa/pa.md: Update uses of MOVE_RATIO
6319 * config/pa/pa.h (MOVE_RATIO): Update.
6320 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6321 CLEAR_RATIO, SET_RATIO): Update.
6322 * config/h8300/h8300.h (MOVE_RATIO): Update.
6323 * config/v850/v850.h (MOVE_RATIO): Update.
6324 * config/bfin/bfin.h (MOVE_RATIO): Update.
6326 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6327 Dmitry Melnik <dm@ispras.ru>
6328 Dmitry Zhurikhin <zhur@ispras.ru>
6329 Alexander Monakov <amonakov@ispras.ru>
6330 Maxim Kuvyrkov <maxim@codesourcery.com>
6332 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6333 sel-sched-dump.c, sel-sched-ir.c: New files.
6334 * Makefile.in (OBJS-common): Add selective scheduling object files.
6335 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6336 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6337 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6338 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6339 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6340 (make_forwarder_block): Update loop latch if we have redirected
6341 the loop latch edge.
6342 * cfgloop.c (get_loop_body_in_custom_order): New function.
6343 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6344 (CP_FALLTHRU_PREHEADERS): Likewise.
6345 (get_loop_body_in_custom_order): Declare.
6346 * cfgloopmanip.c (has_preds_from_loop): New.
6347 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6348 Assert that the preheader edge will be fall thru when it is set.
6349 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6350 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6351 fsel-sched-substitution, fselective-scheduling): New flags.
6352 * cse.c (hash_rtx_cb): New.
6354 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6355 sel_sched_insn_cnt): New counters.
6356 * final.c (compute_alignments): Export. Free dominance
6357 info after loop_optimizer_finalize.
6358 * genattr.c (main): Output maximal_insn_latency prototype.
6359 * genautomata.c (output_default_latencies): New.
6360 Factor its code from ...
6361 (output_internal_insn_latency_func): ... here.
6362 (output_internal_maximal_insn_latency_func): New.
6363 (output_maximal_insn_latency_func): New.
6364 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6365 (struct hard_reg_set_iterator): New.
6366 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6367 hard_reg_set_iter_next): New functions.
6368 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6369 * lists.c (remove_free_INSN_LIST_node,
6370 remove_free_EXPR_LIST_node): New functions.
6371 * loop-init.c (loop_optimizer_init): When
6372 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6373 calling create_preheaders.
6374 (loop_optimizer_finalize): Do not verify flow info after reload.
6375 * recog.c (validate_replace_rtx_1): New parameter simplify.
6376 Default it to true. Update all uses. Factor out simplifying
6378 (simplify_while_replacing): ... this new function.
6379 (validate_replace_rtx_part,
6380 validate_replace_rtx_part_nosimplify): New.
6381 * recog.h (validate_replace_rtx_part,
6382 validate_replace_rtx_part_nosimplify): Declare.
6383 * rtl.c (rtx_equal_p_cb): New.
6384 (rtx_equal_p): Use it.
6385 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6386 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6387 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6388 * vecprim.h: Add a vector type for unsigned int.
6389 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6390 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6391 ready_try, cycle_issued_insns, spec_info): Make global.
6392 (readyp): Initialize.
6393 (dfa_lookahead): New global variable.
6394 (old_max_uid, old_last_basic_block): Remove.
6395 (h_i_d): Make it a vector.
6396 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6398 (after_recovery, adding_bb_to_current_region_p):
6399 New variables to handle correct insertion of the recovery code.
6400 (struct ready_list): Move declaration to sched-int.h.
6401 (rgn_n_insns): Removed.
6402 (rtx_vec_t): Move to sched-int.h.
6403 (find_insn_reg_weight): Remove.
6404 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6405 (haifa_init_h_i_d, haifa_finish_h_i_d):
6406 New functions to initialize / finalize haifa instruction data.
6407 (extend_h_i_d, init_h_i_d): Rewrite.
6408 (unlink_other_notes): Move logic to add_to_note_list. Handle
6409 selective scheduler.
6410 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6411 find_fallthru_edge): Make global, remove static prototypes.
6412 (max_issue): Make global. Add privileged_n and state parameters. Use
6414 (extend_global, extend_all): Removed.
6415 (init_before_recovery): Add new param. Fix the handling of the case
6416 when we insert a recovery code before the EXIT which has a predecessor
6417 with a fallthrough edge to it.
6418 (create_recovery_block): Make global. Rename to
6419 sched_create_recovery_block. Update.
6420 (change_pattern): Rename to sched_change_pattern. Make global.
6421 (speculate_insn): Rename to sched_speculate_insn. Make global.
6422 Split haifa-specific functionality into ...
6423 (haifa_change_pattern): New static function.
6424 (sched_extend_bb): New static function.
6425 (sched_init_bbs): New function.
6426 (current_sched_info): Change type to struct haifa_sched_info.
6427 (insn_cost): Adjust for selective scheduling.
6428 (dep_cost_1): New function. Move logic from ...
6429 (dep_cost): ... here.
6430 (dep_cost): Use dep_cost_1.
6431 (contributes_to_priority_p): Use sched_deps_info instead of
6433 (priority): Adjust to work with selective scheduling. Process the
6434 corner case when all dependencies don't contribute to priority.
6435 (rank_for_schedule): Use ds_weak instead of dep_weak.
6436 (advance_state): New function. Move logic from ...
6437 (advance_one_cycle): ... here.
6438 (add_to_note_list, concat_note_lists): New functions.
6439 (rm_other_notes): Make static. Adjust for selective scheduling.
6440 (remove_notes, restore_other_notes): New functions.
6441 (move_insn): Add two arguments. Update assert. Don't call
6443 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6444 Remove more_issue, max_points. Move the code to initialize
6445 max_lookahead_tries to max_issue.
6446 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6447 ready. Adjust use of move_insn. Call restore_other_notes.
6449 (sched_init, sched_finish): Move Haifa-specific initialization/
6451 (haifa_sched_init, haifa_sched_finish): ... respectively.
6453 (setup_sched_dump): New function.
6454 (haifa_init_only_bb): New static function.
6455 (haifa_speculate_insn): New static function.
6456 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6457 (extend_ready, extend_all): Remove.
6458 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6459 (create_check_block_twin, add_to_speculative_block): Use
6460 haifa_insns_init instead of extend_global. Update to use new
6461 initialization functions. Change parameter. Factor out code from
6462 create_check_block_twin to ...
6463 (sched_create_recovery_edges) ... this new function.
6464 (add_block): Remove.
6465 (sched_scan_info): New.
6466 (extend_bb): Use sched_scan_info.
6467 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6468 static functions for walking through scheduling region.
6469 (sched_luids): New vector variable to replace uid_to_luid.
6470 (luids_extend_insn): New function.
6471 (sched_max_luid): New variable.
6472 (luids_init_insn): New function.
6473 (sched_init_luids, sched_finish_luids): New functions.
6474 (insn_luid): New debug function.
6475 (sched_extend_target): New function.
6476 (haifa_init_insn): New static function.
6477 (sched_init_only_bb): New hook.
6478 (sched_split_block): New hook.
6479 (sched_split_block_1): New function.
6480 (sched_create_empty_bb): New hook.
6481 (sched_create_empty_bb_1): New function.
6482 (common_sched_info, ready): New global variables.
6483 (current_sched_info_var): Remove.
6484 (move_block_after_check): Use common_sched_info.
6485 (haifa_luid_for_non_insn): New static function.
6486 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6487 (increase_insn_priority): New.
6488 * modulo-sched.c: (issue_rate): Remove static declaration.
6489 (sms_sched_info): Change type to haifa_sched_info.
6490 (sms_sched_deps_info, sms_common_sched_info): New variables.
6491 (setup_sched_infos): New.
6492 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6493 Do not call regstat_free_calls_crossed.
6494 (sms_print_insn): Use const_rtx.
6495 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6496 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6497 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6498 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6499 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6500 current_sched_info to use it.
6501 (enum reg_pending_barrier_mode): Move to sched-int.h.
6502 (h_d_i_d): New variable. Initialize to NULL.
6503 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6505 (estimate_dep_weak): Remove static declaration.
6506 (sched_has_condition_p): New function. Adjust users of
6507 sched_get_condition to use it instead.
6508 (conditions_mutex_p): Add arguments indicating which conditions are
6510 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6511 argument to indicate whether returned condition is reversed. Do not
6512 generate new rtx when condition should be reversed; indicate it by
6513 setting new argument instead.
6514 (add_dependence_list_and_free): Add deps parameter.
6515 Update all users. Do not free dependence list when
6516 deps context is readonly.
6517 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6519 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6520 (remove_from_deps): New. Use the above functions.
6521 (cur_insn, can_start_lhs_rhs_p): New static variables.
6522 (add_or_update_back_dep_1): Initialize present_dep_type.
6523 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6524 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6525 haifa_note_dep): New functions implementing dependence hooks for
6526 the Haifa scheduler.
6527 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6528 note_dep): New functions.
6529 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6531 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6532 (free_deps): Initialize deps->reg_last.
6533 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6534 sched_analyze_insn): Update to use dependency hooks infrastructure
6535 and readonly contexts.
6536 (deps_analyze_insn): New function. Move part of logic from ...
6537 (sched_analyze): ... here. Also move some logic to ...
6538 (deps_start_bb): ... here. New function.
6539 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6541 (sched_deps_init): New function. Move code from ...
6542 (init_dependency_caches): ... here. Remove.
6543 (init_deps_data_vector): New.
6544 (sched_deps_finish): New function. Move code from ...
6545 (free_dependency_caches): ... here. Remove.
6546 (init_deps_global, finish_deps_global): Adjust for use with
6547 selective scheduling.
6548 (get_dep_weak): Move logic to ...
6549 (get_dep_weak_1): New function.
6550 (ds_merge): Move logic to ...
6551 (ds_merge_1): New static function.
6552 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6553 (ds_get_max_dep_weak): New function.
6554 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6555 (n_insns): Rename to rgn_n_insns.
6556 (debug_ebb_dependencies): New function.
6557 (init_ready_list): Use it.
6558 (begin_schedule_ready): Use sched_init_only_bb.
6559 (ebb_print_insn): Indicate when an insn starts a new cycle.
6560 (contributes_to_priority, compute_jump_reg_dependencies,
6561 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6562 (add_block1): Remove to ebb_add_block.
6563 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6564 (schedule_ebb): Initialize them. Use remove_notes instead of
6565 rm_other_notes. Use haifa_local_init/finish.
6566 (schedule_ebbs): Use haifa_sched_init/finish.
6567 * sched-int.h: Include vecprim.h, remove rtl.h.
6568 (struct ready_list): Delete declaration.
6569 (sched_verbose_param, enum sched_pass_id_t,
6570 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6571 (struct sched_scan_info_def): New structure.
6572 (sched_scan_info, sched_scan, sched_init_bbs,
6573 sched_init_luids, sched_finish_luids, sched_extend_target,
6574 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6575 (struct common_sched_info_def): New.
6576 (common_sched_info, haifa_common_sched_info,
6577 sched_emulate_haifa_p): Declare.
6579 (sched_luids): Declare.
6580 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6581 (sched_max_luid, insn_luid): Declare.
6582 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6583 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6584 print_insn, print_pattern, print_value, haifa_classify_insn,
6585 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6586 setup_sched_dump, sched_init, sched_finish,
6587 sel_insn_is_speculation_check): Export.
6588 (struct ready_list): Move from haifa-sched.c.
6589 (ready_try, ready, max_issue): Export.
6590 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6591 sched_init_only_bb, sched_split_block, sched_split_block_1,
6592 sched_create_empty_bb, sched_create_empty_bb_1,
6593 sched_create_recovery_block, sched_create_recovery_edges): Export.
6594 (enum reg_pending_barrier_mode): Export.
6595 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6597 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6598 print_insn field. Move add_block and fix_recovery_cfg to
6599 common_sched_info_def. Move compute_jump_reg_dependencies,
6601 (struct sched_deps_info_def): ... this new structure.
6602 (sched_deps_info): Declare.
6603 (struct spec_info_def): Remove weakness_cutoff, add
6604 data_weakness_cutoff and control_weakness_cutoff.
6605 (spec_info): Declare.
6606 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6608 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6609 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6610 (current_sched_info): Change type to struct haifa_sched_info.
6611 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6612 (h_d_i_d): New variable.
6613 (HDID): New accessor macro.
6614 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6615 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6617 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6618 (enum SCHED_FLAGS): Update for selective scheduler.
6619 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6620 (init_dependency_caches, free_dependency_caches): Delete declarations.
6621 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6622 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6623 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6624 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6625 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6627 (rm_other_notes): Delete declaration.
6628 (schedule_block): Remove one argument.
6629 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6630 ready_element, ready_lastpos, sched_extend_ready_list,
6631 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6632 concat_note_lists): Export.
6633 (struct region): Move from sched-rgn.h.
6634 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6635 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6636 BLOCK_TO_BB, CONTAINING_RGN): Export.
6637 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6638 (current_nr_blocks, current_blocks, target_bb): Likewise.
6639 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6640 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6641 sched_rgn_local_init, extend_regions,
6642 rgn_make_new_region_out_of_new_block, compute_priorities,
6643 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6644 extend_rgns, deps_join rgn_setup_common_sched_info,
6645 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6646 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6647 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6648 increase_insn_priority): Likewise.
6649 * sched-rgn.c: Include sel-sched.h.
6650 (ref_counts): New static variable. Use it ...
6651 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6652 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6653 (sched_is_disabled_for_current_region_p): Delete static declaration.
6654 (struct region): Move to sched-int.h.
6655 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6656 ebb_head): Define and initialize.
6657 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6658 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6659 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6661 (find_single_block_region): Add new argument to indicate that EBB
6662 regions should be constructed.
6663 (debug_live): Delete declaration.
6664 (current_nr_blocks, current_blocks, target_bb):
6665 Remove static qualifiers.
6666 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6668 (init_regions): Delete declaration.
6669 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6670 rgn_estimate_number_of_insns): New.
6671 (too_large): Use estimate_number_of_insns.
6672 (haifa_find_rgns): New. Move the code from ...
6673 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6674 (free_trg_info): New.
6675 (compute_trg_info): Allocate candidate tables here instead of ...
6676 (init_ready_list): ... here.
6677 (rgn_print_insn): Use const_rtx.
6678 (contributes_to_priority, extend_regions): Delete static declaration.
6679 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6680 (add_block1): Rename to rgn_add_block.
6681 (debug_rgn_dependencies): Delete static qualifier.
6682 (new_ready): Use sched_deps_info. Simplify.
6683 (rgn_common_sched_info, rgn_const_sched_deps_info,
6684 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6686 (region_sched_info): Rename to rgn_const_sched_info.
6687 (deps_join): New, extracted from ...
6688 (propagate_deps): ... here.
6689 (compute_block_dependences, debug_dependencies): Update for selective
6691 (free_rgn_deps, compute_priorities): New functions.
6692 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6693 sched_rgn_compute_dependencies): New functions.
6694 (schedule_region): Use them.
6695 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6696 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6698 (schedule_insns): Call new functions that were split out.
6699 (rgn_make_new_region_out_of_new_block): New.
6700 (get_rgn_sched_max_insns_priority): New.
6701 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6702 scheduling when appropriate.
6703 * sched-vis.c: Include insn-attr.h.
6704 (print_value, print_pattern): Make global.
6705 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6706 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6707 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6708 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6709 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6710 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6711 hooks. Initialize them to 0.
6712 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6713 * target.h (struct gcc_target): Add them. Rename gen_check field to
6715 * flags.h (sel_sched_switch_set): Declare.
6716 * opts.c (sel_sched_switch_set): New variable.
6717 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6718 pipelining is disabled from command line.
6719 (common_handle_option): Record whether selective scheduling is
6720 requested from command line.
6721 * doc/invoke.texi: Document new flags and parameters.
6722 * doc/tm.texi: Document new target hooks.
6723 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6725 (dfa_state_size): Do not declare locally.
6726 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6727 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6728 rs6000_alloc_sched_context, rs6000_set_sched_context,
6729 rs6000_free_sched_context): New functions.
6730 (struct _rs6000_sched_context): New.
6731 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6733 (rs6000_sched_finish): Do not run for selective scheduling.
6735 2008-08-31 Jan Hubicka <jh@suse.cz>
6737 * frv.c (frv_rtx_costs): Update forward declaration.
6738 * spu.c (spu_rtx_costs): Likewise.
6739 * pdp11.c: Include df.h
6740 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6741 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6742 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6743 * iq2000.c (iq2000_address_cost): Add speed argument.
6744 (iq2000_rtx_costs): Likewise.
6745 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6746 update call of mn10300_address_cost.
6747 * mcore.c: Include df.h
6748 (mcore_rtx_costs): Update prototype.
6749 * score3.c: Include df.h
6750 (score3_rtx_costs): Remove speed argument.
6751 * score7.c: Include df.h
6752 (score7_address_cost): Remove speed argument.
6753 * score-protos.h (score_address_cost): Update prototype.
6754 * score.c: Include df.h
6755 (score_rtx_costs): Update call of costs functions.
6756 * v850.c (v850_rtx_costs): Add bool argument.
6758 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6760 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6762 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6764 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6765 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6767 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6769 * mkmap-flat.awk: Add option pe_dll.
6770 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6771 * config/i386/t-cygwin (SHLIB_LC): Add.
6772 * config/i386/t-mingw32 (SHLIB_LC): Add.
6773 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6774 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6775 (LINK_SPEC): Support libgcc_s.
6776 (LIBGCC_SPEC): Support libgcc_s.
6777 (LIBGCC_SONAME): New.
6779 2008-08-31 Jan Hubicka <jh@suse.cz>
6781 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6782 mistakely had old version of patch.
6784 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6785 (ipcp_estimate_growth): New.
6786 (ipcp_insert_stage): Use ipcp_estimate_growth.
6787 * profile.c (branch_prob): When reading failed, do not consider
6790 2008-08-31 Jan Hubicka <jh@suse.cz>
6792 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6793 loop is optimized for speed.
6795 2008-08-31 Richard Guenther <rguenther@suse.de>
6798 * fold-const.c (fold_binary): Retain conversions in folding
6801 2008-08-31 Jan Hubicka <jh@suse.cz>
6803 * postreload-gcse.c (eliminate_partially_redundant_loads):
6804 Use optimize_bb_for_size_p.
6805 * predict.c (maybe_hot_frequency_p): Make inline.
6806 (maybe_hot_count_p): Break out from ...
6807 (maybe_hot_bb_p): ... this one.
6808 (maybe_hot_edge_p): Simplify.
6809 * basic-block.h (probably_cold_bb_p): Remove.
6811 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6814 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6816 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6817 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6818 Also split V4SFmode.
6819 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6822 2008-08-31 Jan Hubicka <jh@suse.cz>
6824 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6826 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6828 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6831 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6834 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6835 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6837 2008-08-31 Jan Hubicka <jh@suse.cz>
6839 * sparc.h (BRANCH_COST): Fix macro definition.
6840 * avr.c (avr_operand_rtx_cost): Add speed argument.
6841 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6843 2008-08-31 Richard Guenther <rguenther@suse.de>
6845 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6846 types instead of operands. Re-instantiate verifying of
6847 binary expression operands.
6849 2008-08-30 Jan Hubicka <jh@suse.cz>
6851 * fwprop.c (should_replace_address): Add speed attribute.
6852 (PR_OPTIMIZE_FOR_SPEED): New flag.
6853 (propagate_rtx_1): Use it.
6854 (propagate_rtx): Set it.
6855 (try_fwprop_subst): Update call of rtx_costs.
6856 (forward_propagate_and_simplify): LIkewise.
6857 * hooks.c (hook_int_rtx_bool_0): New
6858 (hook_bool_rtx_int_int_intp_false): Replace by ...
6859 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6860 * hooks.h (hook_int_rtx_bool_0): New
6861 (hook_bool_rtx_int_int_intp_false): Replace by ...
6862 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6863 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6864 (prepare_cmp_insn): UPdate call of rtx_cost.
6865 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6866 (reload_cse_simplify_operands): Update call of rtx_cost.
6867 (reload_cse_move2add): call of rtx_cost.
6868 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6869 * rtlanal.c (rtx_cost): Add speed argument.
6870 (address_cost): Add speed argument
6871 (default_address_cost): Likewise.
6872 (insn_rtx_cost): Likewise.
6873 * cfgloopanal.c (seq_cost): Add speed argument.
6874 (target_reg_cost, target_spill_cost): Turn to array.
6875 (init_set_costs): Update for speed.
6876 (estimate_reg_pressure_cost): Add speed argument.
6877 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6878 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6879 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6880 (seq_cost): Add speed argument.
6881 (computation_cost): Add speed arugment.
6882 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6883 (force_expr_to_var_cost): Update for profile info.
6884 (force_var_cost): Likewise.
6885 (split_address_cost): Likewise.
6886 (ptr_difference_cost): Likewise.
6887 (difference_cost): Likewise.
6888 (get_computation_cost_at): Likewise.
6889 (determine_iv_cost): Likewise.
6890 (ivopts_global_cost_for_size): Likewise.
6891 (rewrite_use_address): Likewise.
6892 (tree_ssa_iv_optimize_loop): Initialize speed field.
6893 * cse.c (optimize_this_for_speed_p): New static var.
6894 (notreg_cost): Update call of rtx_cost.
6895 (cse_extended_basic_block): set optimize_this_for_speed_p.
6896 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6897 (noce_try_cmove_arith): Likewise.
6898 (noce_try_sign_mask): LIkewise.
6899 * expr.c (compress_float_constant): Update rtx_cost calls.
6900 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6902 (addr_to_parts): Likewise.
6903 (create_mem_ref): Likewise.
6904 * dse.c (find_shift_sequence): Add speed argument.
6905 (replace_read): Update call.
6906 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6907 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6908 * neg_cost, shift_cost, shiftadd_cost,
6909 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6910 mul_highpart_cost): Increase dimension.
6911 (init_expmed): Initialize for both size and speed.
6912 (expand_shift): Use profile.
6913 (synth_mult): Use profile.
6914 (choose_mult_variant): Use profile.
6915 (expand_mult): Use profile.
6916 (expand_mult_highpart_optab): Use profile.
6917 (expand_mult_highpart): Use profile.
6918 (expand_smod_pow2): Use profile.
6919 (expand_divmod): Use profile.
6920 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6922 * loop-invariant.c (create_new_invariant): Use profile.
6923 (gain_for_invariant): Add speed parameter.
6924 (best_gain_for_invariant): Likewise.
6925 (find_invariants_to_move): Likewise.
6926 (move_single_loop_invariants): Set it.
6927 * target-def.h (TARGET_RTX_COSTS): Use hook.
6928 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6929 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6930 * output.h (default_address_cost): Update prototype.
6931 * combine.c (optimize_this_for_speed_p): New static var.
6932 (combine_validate_cost): Update call of rtx_cost.
6933 (combine_instructions): Set optimize_this_for_speed_p.
6934 (expand_compound_operation): Update call of rtx_cost.
6935 (make_extraction):Update call of rtx_cost.
6936 (force_to_mode):Update call of rtx_cost.
6937 (distribute_and_simplify_rtx):Update call of rtx_cost.
6938 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6939 (estimate_reg_pressure_cost): Update prototype.
6940 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6941 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6943 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6944 (alpha_rtx_costs): Update.
6945 * config/frv/frv.c (frv_rtx_costs): Update.
6946 * config/s390/s390.c (s390_rtx_costs): Update.
6947 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6948 (m32c_rtx_costs): Update.
6949 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6950 (spu_rtx_costs): Update.
6951 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6952 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6953 * config/i386/i386.c (:ix86_address_cost): Update.
6954 (ix86_rtx_costs): Update.
6955 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6956 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6957 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6958 * config/crx/crx.c (crx_address_cost): Update.
6959 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6960 * config/stormy16/stormy16.c
6961 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6962 * config/m68hc11/m68hc11.c
6963 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6964 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6965 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6967 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6969 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6970 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6971 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6972 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6973 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6974 (mcore_rtx_costs): update.
6975 * config/score/score3.c (score3_rtx_costs): Update.
6976 * config/score/score7.c (score7_rtx_costs): Update.
6977 * config/score/score3.h (score3_rtx_costs):Update.
6978 * config/score/score7.h (score7_rtx_costs): Update.
6979 * config/score/score.c (score_rtx_costs): Update.
6980 * config/arm/arm.c (arm_address_cost): Update.
6981 (arm_rtx_costs_1): Update.
6982 (arm_rtx_costs_1): Update.
6983 (arm_size_rtx_costs): Update.
6984 (arm_size_rtx_costs): Update.
6985 (arm_size_rtx_costs): Update.
6986 (arm_xscale_rtx_costs): Update.
6987 (arm_thumb_address_cost): Update.
6988 * config/pa/pa.c (hppa_address_cost): Update.
6989 * config/mips/mips.c (mips_rtx_costs): Update.
6990 * config/vax/vax.c (vax_address_cost): Update.
6991 * config/h8300/h8300.c (h8300_shift_costs): Update.
6992 (h8300_rtx_costs): Update.
6993 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6994 (v850_rtx_costs): Update.
6995 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6996 * config/bfin/bfin.c
6997 (bfin_address_cost): Update.
6998 (bfin_rtx_costs): Update.
6999 * stmt.c (lshift_cheap_p): Update.
7001 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7004 * expmed.c (extract_bit_field_1): Check the mode size to make
7005 sure the vector modes have the same size.
7007 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7009 * dojump.c (top level): Include basic-block.h to declare
7010 optimize_insn_for_speed_p
7012 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7014 * opts.h (CL_SAVE): New option class for marking options that are
7015 target specific options usable in the target attribute.
7016 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7018 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7019 can easily find the target specific options that are safe to use
7020 in the attribute or pragma.
7022 * attribs.c (decl_attributes): Change #pragma GCC option to
7023 #pragma GCC target, and attribute((option(...))) to
7024 attribute((target(...))).
7026 * doc/extend.texi (target attribute): Change from option
7027 attribute. Delete push/pop/reset.
7028 (#pragma GCC target): Change from #pragma GCC option. Delete
7030 (#pragma GCC push_options): Document new pragma.
7031 (#pragma GCC pop_options): Document new pragma.
7032 (#pragma GCC reset_options): Document new pragma.
7034 * targhooks.c (default_target_option_valid_attribute_p): Add
7035 warning about port not supporting target attributes.
7036 (default_target_option_pragma_parse): New function, warn about
7037 #pragma GCC target not being supported.
7039 * targhooks.h (default_target_option_pragma_parse): Add
7042 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7043 TI_CURRENT_OPTION_PRAGMA.
7044 (current_target_pragma): Rename from current_option_pragma.
7046 * target.h: (struct target_option): Delete booleans for changing
7047 the optimization level on hot/cold functions. Change signature of
7048 pragma_parse hook to take a second tree.
7050 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7052 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7053 that the declaration is done at global scope.
7055 * langhooks.c (add_builtin_function_common): Move most of the code
7056 from add_builtin_function here, calling the hook passed in.
7057 (add_builtin_function): Call add_builtin_function_common with
7058 standard builtin hook.
7059 (add_builtin_function_ext_scope): New function to add builtins to
7062 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7064 (add_builtin_function_ext_scope): Add declaration.
7066 * c-pragma.c (handle_pragma_target): Rename from
7067 handle_pragma_option, #pragma GCC option is now #pragma GCC
7068 target. Move warning about port not supporting target options to
7069 default pragma parse hook. Remove push/pop/reset from this
7071 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7072 (option_stack): Delete static variable.
7073 (optimize_stack): Ditto.
7074 (optons_stack): New stack of saved target and optimization
7076 (handle_pragma_push_options): New function to handle pushing both
7077 target and optimization options.
7078 (handle_pragma_pop_options): New function to handle popping both
7079 target and optimization options.
7080 (handle_pragma_reset_options): New function to handle resetting
7081 both target and optimization options to their initial state.
7082 (init_pragma): Rename handle_pragma_option to
7083 handle_pragma_target. Add support for push_options, pop_options,
7084 and reset_options pragmas.
7086 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7087 default_target_option_pragma_parse.
7088 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7089 default_target_option_valid_attribute_p.
7090 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7091 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7092 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7093 optimization level on hot/cold functions.
7095 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7096 if the caller and callee have different optimization levels.
7098 * c-common.c (handle_target_attribute): Rename from
7099 handle_option_attribute, attribute((option(...))) is now
7100 attribute((target(...))). Move warning if the port does not
7101 support target attributes to the default hook.
7102 (handle_hot_attribute): Delete code to change the optimization
7103 level of hot functions.
7104 (handle_cold_attribute): Ditto.
7106 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7107 argument that is the binary tree options to use if there are no
7108 arguments. Call ix86_valid_target_attribute_tree instead of
7109 ix86_valid_option_attribute_tree.
7110 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7111 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7112 ix86_pragma_option_parse.
7114 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7115 Rename from ix86_valid_option_attribute_tree.
7117 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7118 new builtins when the ISA changes.
7119 (ix86_valid_target_attribute_tree): Rename from
7120 ix86_valid_option_attribute_tree. Change callers. If the
7121 function specified optimization options, use those as the starting
7122 point before setting up the target attributes. If the
7123 optimization options were changed in the course of setting the
7124 target attributes, record the new optimization options.
7125 (ix86_valid_target_attribute_tree_inner_p): Rename from
7126 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7127 ix86_add_new_builtins if the ISA changed.
7128 (ix86_valid_target_attribute_p): Rename from
7129 ix86_valid_option_attribute_p. Change callers.
7130 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7131 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7132 as delayed builtin functions.
7133 (struct builtin_isa): New structure to record builtin functions
7134 that should be delayed until the ISA for that function is used.
7135 (ix86_builtins_isa): Change from int to struct to track builtin
7136 functions we want to declare at some point.
7137 (def_builtin): If the front end can delay defining the builtin
7138 functions, don't create builtins for ISAs not part of the default
7140 (def_builtin_const): Ditto.
7141 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7142 __builtin_ia32_pcmov_v2di to be different builtin functions.
7143 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7144 a structure instead of an int.
7145 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7146 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7147 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7148 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7150 * config/ia64/ia64.h
7151 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7152 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7154 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7155 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7156 (LANG_HOOKS_INITIALIZER): Add
7157 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7159 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7162 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7163 the reload address with the index register for SFmode
7164 access with a displacement.
7166 2008-08-30 Jan Hubicka <jh@suse.cz>
7168 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7169 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7170 * dojump.c (do_jump): Likewise.
7171 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7172 (note-if_info): Add BRANCH_COST.
7173 (noce_try_store_flag_constants, noce_try_addcc,
7174 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7175 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7176 find_if_case_2): Use computed branch cost.
7177 * expr.h (BRANCH_COST): Update default.
7178 * predict.c (predictable_edge_p): New function.
7179 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7180 Update BRANCH_COST call.
7181 * basic-block.h (predictable_edge_p): Declare.
7182 * config/alpha/alpha.h (BRANCH_COST): Update.
7183 * config/frv/frv.h (BRANCH_COST): Update.
7184 * config/s390/s390.h (BRANCH_COST): Update.
7185 * config/spu/spu.h (BRANCH_COST): Update.
7186 * config/sparc/sparc.h (BRANCH_COST): Update.
7187 * config/m32r/m32r.h (BRANCH_COST): Update.
7188 * config/i386/i386.h (BRANCH_COST): Update.
7189 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7191 * config/sh/sh.h (BRANCH_COST): Update.
7192 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7193 * config/avr/avr.h (BRANCH_COST): Update.
7194 * config/crx/crx.h (BRANCH_COST): Update.
7195 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7196 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7197 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7198 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7199 * config/ia64/ia64.h (BRANCH_COST): Update.
7200 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7201 * config/arc/arc.h (BRANCH_COST): Update.
7202 * config/score/score.h (BRANCH_COST): Update.
7203 * config/arm/arm.h (BRANCH_COST): Update.
7204 * config/pa/pa.h (BRANCH_COST): Update.
7205 * config/mips/mips.h (BRANCH_COST): Update.
7206 * config/vax/vax.h (BRANCH_COST): Update.
7207 * config/h8300/h8300.h (BRANCH_COST): Update.
7208 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7209 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7210 * doc/tm.texi (BRANCH_COST): Update.
7212 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7215 * config/arm/arm.c (arm_optimization_options): Set
7216 flag_section_anchors to 2 instead of 1 to distinguish it from
7217 -fsection-anchors given explicitely on the command line.
7219 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7221 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7222 final insn of a split.
7224 2008-08-30 Jan Hubicka <jh@suse.cz>
7226 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7227 optimized for speed.
7228 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7229 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7230 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7231 flag_gcse_after_reload_set): New static vars.
7232 (common_handle_option): Enable those flags for profile-use.
7233 (decode_options): Remove optimize_size flags that are handled
7234 on higher granuality.
7235 * tree-vectorizer.c (vectorize_loops): Use
7236 optimize_loop_nest_for_speed_p.
7237 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7238 * tree-predcom.c (tree_predictive_commoning): Use
7239 optimize_loop_for_speed_p.
7240 * varasm.c (assemble_start_function): Use
7241 optimize_function_for_speed_p.
7242 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7243 * predict.c (optimize_loop_for_speed_p): Fix walk.
7245 2008-08-30 Jan Hubicka <jh@suse.cz>
7247 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7249 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7250 profile presence locally.
7252 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7255 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7256 versions before 4.0.
7258 2008-08-29 Jan Hubicka <jh@suse.cz>
7260 * tree-inline.c (insert_init_stmt): Insert sequence even when
7263 2008-08-29 Jeff Law <law@redhat.com>
7265 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7266 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7267 location and class is an FP register.
7269 2008-08-29 Jan Hubicka <jh@suse.cz>
7271 * see.c (see_merge_one_def_extension): Silence used uninitialized
7273 * matrix-reorg.c (check_allocation_function): Likewise.
7274 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7276 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7279 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7280 compute new & and | in type rather than TREE_TYPE (arg0).
7282 * dwarf2out.c (fortran_common): Update comment.
7283 (gen_variable_die): Swap com_die and var_die variables in Fortran
7284 COMMON block handling code.
7286 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7288 * dwarf2out.c (gen_const_die): New function.
7289 (size_of_die, value_format, output_die): Output larger
7290 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7291 (native_encode_initializer): New function.
7292 (tree_add_const_value_attribute): Call it.
7293 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7295 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7296 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7297 TREE_THIS_VOLATILE to add_type_attribute.
7299 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7301 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7304 * dwarf2out.c (loc_by_reference): New function.
7305 (add_location_or_const_value_attribute): Use it.
7308 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7309 as DW_TAG_variable children of DW_TAG_common_block rather than
7310 DW_TAG_member children. Put DW_AT_external to individual
7311 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7313 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7314 loc_descriptor_from_tree_1.
7318 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7319 arguments to imported_module_or_decl.
7320 (debug_nothing_tree_tree): Removed.
7321 (debug_nothing_tree_tree_tree_bool): New prototype.
7322 * debug.c (do_nothing_debug_hooks): Adjust.
7323 (debug_nothing_tree_tree): Removed.
7324 (debug_nothing_tree_tree_tree_bool): New function.
7325 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7326 (gen_variable_die): Put all common vars for the
7327 same COMMON block under one DW_TAG_common_block.
7328 (declare_in_namespace): Return new context_die, for Fortran
7329 return the module DIE instead of adding extra declarations into
7331 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7332 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7333 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7335 (dwarf2out_global_decl): Don't skip Fortran global vars.
7336 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7337 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7338 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7339 DW_TAG_imported_declaration as child of previous
7340 DW_TAG_imported_module.
7341 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7342 * sdbout.c (sdb_debug_hooks): Likewise.
7343 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7345 2008-08-29 Jan Hubicka <jh@suse.cz>
7347 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7349 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7350 * ipa-cp.c (n_cloning_candidates): New static variable.
7351 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7352 (ipcp_print_all_lattices): Improve debug output.
7353 (ipcp_cloning_candidate_p): New function.
7354 (ipcp_initialize_node_lattices): Use it.
7355 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7356 (ipcp_propagate_stage): Prettier debug output.
7357 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7358 (ipcp_print_all_structures): Remove.
7359 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7360 (ipcp_insert_stage): Prettier debug output; call
7361 cgraph_remove_unreachable_nodes before propagating.
7362 (pass_ipa_cp): Schedule function removal pass.
7363 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7365 (cgraph_maybe_hot_edge_p): Move to ...
7366 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7367 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7368 (common_handle_option): Set them; enable ipa-cp when profiling.
7369 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7370 (ipa_print_all_jump_functions): Likewise.
7371 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7372 (ipa_print_node_params, ipa_print_all_params): New.
7373 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7374 ipa_print_all_param_flags): Remove.
7375 (ipa_print_node_params, ipa_print_all_params): New.
7377 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7379 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7380 change from 2008-04-03.
7381 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7383 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7386 * ira-color.c (push_allocnos_to_stack): Truncate
7387 removed_splay_allocno_vec.
7389 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7392 * ira-color (ira_fast_allocation): Don't assign hard registers to
7395 2008-08-29 Jan Hubicka <jh@suse.cz>
7398 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7399 for cold internal loops.
7401 2008-08-29 Richard Guenther <rguenther@suse.de>
7403 * tree-ssa-structalias.c (create_variable_info_for): Do not
7404 create fields for heap vars or vars with a noalias state.
7405 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7408 2008-08-29 Richard Guenther <rguenther@suse.de>
7410 * common.opt (ftree-store-ccp): Mark as preserved for
7411 backward compatibility.
7412 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7413 * tree-pass.h (pass_store_ccp): Remove.
7414 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7415 (first_vdef): Remove declaration.
7416 (get_value_loaded_by): Likewise.
7417 * tree-ssa-ccp.c (do_store_ccp): Remove.
7418 (get_default_value): Simplify as do_store_ccp is always false
7419 now. Do not initialize mem_ref.
7420 (set_value_varying): Likewise.
7421 (canonicalize_float_value): Likewise.
7422 (set_lattice_value): Likewise.
7423 (likely_value): Likewise.
7424 (surely_varying_stmt_p): Likewise.
7425 (ccp_initialize): Likewise.
7426 (ccp_lattice_meet): Likewise.
7427 (ccp_visit_phi_node): Likewise.
7428 (ccp_fold): Likewise.
7429 (evaluate_stmt): Likewise.
7430 (visit_assignment): Likewise.
7431 (ccp_visit_stmt): Likewise.
7432 (execute_ssa_ccp): Fold into ...
7433 (do_ssa_ccp): ... this.
7434 (do_ssa_store_ccp): Remove.
7435 (gate_store_ccp): Likewise.
7436 (pass_store_ccp): Likewise.
7437 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7439 * tree-ssa-propagate.c (first_vdef): Remove.
7440 (get_value_loaded_by): Likewise.
7441 (replace_vuses_in): Likewise.
7442 (substitute_and_fold): Do not call replace_vuses_in.
7443 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7445 2008-08-29 Richard Guenther <rguenther@suse.de>
7448 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7449 PARAM_NOALIAS tags with is_heapvar.
7450 * tree-ssa-operands.c (access_can_touch_variable): Offset
7451 based tests do not apply for heapvars. Fix offset test.
7453 2008-08-29 Jan Hubicka <jh@suse.cz>
7455 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7456 (-fipa-cp-clone): Enabled by default at -O3.
7457 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7458 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7460 2008-08-29 Jan Hubicka <jh@suse.cz>
7462 * tree.c (build_function_type_skip_args,
7463 build_function_decl_skip_args): New functions.
7464 * tree.h (build_function_type_skip_args,
7465 build_function_decl_skip_args): Declare.
7466 * gimple.c (giple_copy_call_skip_args): New function.
7467 (giple_copy_call_skip_args): Declare.
7469 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7470 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7471 (ipcp_node_modifiable_p): ... this one; use
7472 tree_versionable_function_p.
7473 (ipcp_create_replace_map): Improve debug output.
7474 (ipcp_need_redirect_p): Return false when not clonning.
7475 (ipcp_update_callgraph): Skip args.
7476 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7478 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7479 (save_inline_function_body): Update call of tree_function_versioning.
7480 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7481 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7483 (tree_function_versioning): Likewise.
7484 * tree-inline.h (tree_function_versioning): Update prototype.
7486 2008-08-29 Jan Hubicka <jh@suse.cz>
7488 * loop-unswitch.c (unswitch_single_loop): Use
7489 optimize_loop_for_speed_p.
7490 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7491 Use optimize_function_for_size_p.
7492 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7493 * postreload-gcse.c (eliminate_partially_redundant_load):
7494 Use optimize_bb_for_size_p.
7495 * value-prof.c (gimple_divmod_fixed_value_transform,
7496 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7497 gimple_stringops_transform): Use optimize_bb_for_size_p.
7498 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7499 * final.c (compute_alignments): Use optimize_function_for_size_p.
7500 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7501 (fold_builtin_strcpy, fold_builtin_fputs): Use
7502 optimize_function_for_size_p.
7503 * fold-const.c (tree_swap_operands_p): Use
7504 optimize_function_for_size_p.
7505 * recog.c (relax_delay_slots): Likewise.
7506 * tree-ssa-math-opts.c (replace_reciprocal):
7507 Use optimize_bb_for_speed_p.
7508 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7509 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7510 optimize_function_for_size_p.
7511 (cgraph_decide_inlining_of_small_function): Use
7512 optimize_function_for_size_p.
7513 * global.c (find_reg): Use optimize_function_for_size_p.
7514 * opts.c (decode_options): Do not clear flag_tree_ch,
7515 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7516 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7517 work it out from profile.
7518 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7519 optimize_loop_for_speed_p.
7520 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7522 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7523 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7524 * tree-eh.c (decide_copy_try_finally): Use
7525 optimize_function_for_size_p.
7526 * local-alloc.c (block_alloc): Pass BB pointer.
7527 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7528 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7529 * loop-unroll.c (decide_unrolling_and_peeling):
7530 Use optimize_loop_for_size_p.
7531 (decide_peel_completely): Likewise.
7532 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7533 optimize_loop_for_size_p.
7534 (vect_enhance_data_refs_alignment): Likewise.
7535 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7536 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7538 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7539 (try_crossjump_bb): Use optimize_bb_for_size_p.
7540 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7541 optimize_loop_for_speed_p.
7542 * bb-reorder.c (find_traces_1_round): Likewise.
7543 (copy_bb): Use optimize_bb_for_speed_p.
7544 (duplicate_computed_gotos): Likewise.
7545 * basic-block.h (optimize_loop_nest_for_size_p,
7546 optimize_loop_nest_for_speed_p): New.
7547 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7549 2008-08-29 Tristan Gingold <gingold@adacore.com>
7551 * gcov.c (main): Call expandargv.
7553 2008-08-29 Jan Hubicka <jh@suse.cz>
7555 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7557 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7559 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7560 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7562 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7564 2008-08-29 Jan Hubicka <jh@suse.cz>
7566 * tree-pass.h (pass_strip_predict_hints): Declare.
7567 * predict.c (strip_builtin_expect): Rename to ...
7568 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7569 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7570 (tree_estimate_probability): Do not strip builtin_expect.
7571 (pass_strip_predict_hints): New pass.
7572 * tree-inline.c (expand_call_inline): When inlining cold function,
7573 predict it as unlikely.
7574 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7576 2008-08-29 Richard Guenther <rguenther@suse.de>
7578 PR tree-optimization/37207
7579 * tree-vrp.c (extract_range_from_binary_expr): Also try
7580 to constant fold if only one of the operands is a constant.
7582 2008-08-29 Nick Clifton <nickc@redhat.com>
7584 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7585 the same way as SYMBOL_REFs.
7587 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7589 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7591 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7593 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7594 * config/mips/mips.md (branch_likely): Remove const. Fix
7596 (define_delay for type "branch"): Change to only apply for branch
7597 with likely variant.
7598 (define_delay for type "branch" and "branch_likely" no). New delay
7600 (equality_op): New code iterator.
7601 (bbv, bbinv): New code attributes.
7602 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7605 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7606 Andrew Pinski <pinskia@gcc.gnu.org>
7609 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7611 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7613 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7614 rule that a symbolic constant must be defined and >= 0 for the
7615 corresponding facility to be present at compile-time.
7616 * gthr-posix.c: Likewise.
7618 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7620 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7621 * config/mips/mips.md (D): New mode attribute.
7622 (mulsi3, muldi3): Merge it into ...
7623 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7624 (muldi3_mul3): New pattern.
7625 (mulsi3_mult3): Rename to mulsi3_mul3.
7627 2008-08-28 Jan Hubicka <jh@suse.cz>
7629 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7631 * predict.c (always_optimize_for_size_p): Rename to ...
7632 (optimize_function_for_size): ... this one; make extern.
7633 (optimize_function_for_speed_p): New.
7634 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7635 optimize_edge_for_size_p,optimize_edge_for_size_p,
7636 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7637 * basic-block.h (optimize_function_for_size_p,
7638 optimize_function_for_speed_p): Declare.
7639 * i386.md (optimize_size checks): Replace them by appropriate
7641 (standard_80387_constant_p, ix86_compute_frame_layout,
7642 ix86_expand_epilogue, ix86_decompose_address,
7643 print_operand, emit_i387_cw_initialization,
7644 inline_memory_move_cost, ix86_pad_returns,
7645 ix86_reorg): Replace optimize_size checks.
7647 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7649 * rtl.h (simplify_subreg_regno): Declare.
7650 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7651 * simplify-rtx.c (simplify_subreg): ...here.
7652 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7653 subreg_offset_representable_p.
7655 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7658 * c-typeck.c (convert_for_assignment): Give a note describing what
7659 was passed and what was expected.
7661 2008-08-28 Joey Ye <joey.ye@intel.com>
7663 * doc/extend.texi: Document AVX built-in functions.
7664 * doc/invoke.texi: Document -mavx.
7666 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7667 Joey Ye <joey.ye@intel.com>
7668 Xuepeng Guo <xuepeng.guo@intel.com>
7670 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7672 * config/i386/cpuid.h (bit_FMA): New.
7673 (bit_XSAVE): Likewise.
7674 (bit_OSXSAVE): Likewise.
7675 (bit_AVX): Likewise.
7677 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7678 define. Use ASM_OUTPUT_AVX_PREFIX.
7680 * config/i386/gmmintrin.h: New.
7682 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7683 (OPTION_MASK_ISA_AVX_SET): New.
7684 (OPTION_MASK_ISA_FMA_SET): Likewise.
7685 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7686 (OPTION_MASK_ISA_FMA_SET): Likewise.
7687 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7688 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7689 (pta_flags): Add PTA_AVX and PTA_FMA.
7690 (override_options): Handle PTA_AVX and PTA_FMA.
7691 (init_cumulative_args): Handle warn_avx.
7692 (classify_argument): Return 0 for COImode and OImode. Return
7693 1 and X86_64_AVX_CLASS for 256bit vector types.
7694 (examine_argument): Handle X86_64_AVX_CLASS.
7695 (construct_container): Likewise.
7696 (function_arg_advance_32): Pass OImode and 256bit vector types
7698 (function_arg_advance_64): Take a new argument to indicate if a
7699 parameter is named. Handle 256bit vector types. Return
7700 immediately for unnamed 256bit vector mode parameters.
7701 (function_arg_advance): Updated.
7702 (function_arg_32): Add comments for TImode. Handle OImode
7703 and 256bit vector types.
7704 (function_arg_64): Take a new argument to indicate if a
7705 parameter is named. Handle 256bit vector types. Return NULL
7706 for unnamed 256bit vector mode parameters.
7707 (function_arg): Updated.
7708 (setup_incoming_varargs_64): Support
7709 AVX encoding for *sse_prologue_save_insn.
7710 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7711 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7712 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7713 enabled, otherwise return -3.
7714 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7716 (print_reg): Support AVX registers. Handle 'x' and 't'.
7717 Handle 'd' to duplicate the operand.
7718 (print_operand): Likewise. Also support AVX vector compare
7720 (output_387_binary_op): Support AVX.
7721 (output_fp_compare): Likewise.
7722 (ix86_expand_vector_move_misalign): Likewise.
7723 (ix86_attr_length_vex_default): New.
7724 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7725 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7726 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7727 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7728 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7729 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7730 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7731 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7732 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7733 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7734 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7735 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7736 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7737 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7738 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7739 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7740 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7741 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7742 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7743 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7744 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7745 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7746 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7747 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7748 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7749 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7750 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7751 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7752 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7753 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7754 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7755 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7756 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7757 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7758 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7759 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7760 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7761 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7762 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7763 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7764 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7765 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7766 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7767 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7768 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7769 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7770 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7771 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7772 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7773 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7774 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7775 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7776 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7777 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7778 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7779 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7780 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7781 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7782 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7783 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7784 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7785 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7786 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7787 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7788 and IX86_BUILTIN_MOVMSKPS256,
7789 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7790 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7791 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7792 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7793 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7794 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7795 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7796 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7797 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7798 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7799 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7800 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7801 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7802 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7803 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7804 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7805 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7806 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7807 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7808 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7809 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7810 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7811 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7812 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7813 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7814 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7815 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7816 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7817 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7818 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7819 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7820 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7821 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7822 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7823 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7824 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7825 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7826 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7827 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7828 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7829 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7830 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7831 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7832 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7833 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7834 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7835 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7836 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7837 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7838 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7839 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7840 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7841 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7842 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7843 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7844 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7845 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7846 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7848 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7849 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7850 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7851 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7852 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7853 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7854 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7855 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7856 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7857 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7858 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7859 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7860 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7861 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7862 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7863 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7864 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7865 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7866 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7867 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7868 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7869 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7870 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7871 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7872 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7873 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7874 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7875 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7876 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7877 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7878 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7879 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7880 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7881 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7882 IX86_BUILTIN_MOVMSKPS256.
7883 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7884 (ix86_expand_args_builtin): Likewise.
7885 (ix86_expand_special_args_builtin): Likewise.
7886 (ix86_hard_regno_mode_ok): Handle AVX modes.
7887 (ix86_expand_vector_init_duplicate): Likewise.
7888 (ix86_expand_vector_init_one_nonzero): Likewise.
7889 (ix86_expand_vector_init_one_var): Likewise.
7890 (ix86_expand_vector_init_concat): Likewise.
7891 (ix86_expand_vector_init_general): Likewise.
7892 (ix86_expand_vector_set): Likewise.
7893 (ix86_vector_mode_supported_p): Likewise.
7894 (x86_extended_reg_mentioned_p): Check INSN_P before using
7897 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7898 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7900 * config/i386/i386.h (TARGET_AVX): New.
7901 (TARGET_FMA): Likewise.
7902 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7903 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7904 (VALID_AVX256_REG_MODE): New.
7905 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7906 (AVX_FLOAT_MODE_P): Likewise.
7907 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7908 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7909 (AVX_VEC_FLOAT_MODE_P): Likewise.
7910 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7911 (ASM_OUTPUT_OPCODE): Likewise.
7912 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7914 (SSE_REG_MODE_P): Allow 256bit vector modes.
7915 (ix86_args): Add a warn_avx field.
7917 * config/i386/i386.md (UNSPEC_PCMP): New.
7918 (UNSPEC_VPERMIL): Likewise.
7919 (UNSPEC_VPERMIL2): Likewise.
7920 (UNSPEC_VPERMIL2F128): Likewise.
7921 (UNSPEC_MASKLOAD): Likewise.
7922 (UNSPEC_MASKSTORE): Likewise.
7923 (UNSPEC_CAST): Likewise.
7924 (UNSPEC_VTESTP): Likewise.
7925 (UNSPECV_VZEROALL): Likewise.
7926 (UNSPECV_VZEROUPPER): Likewise.
7927 (XMM0_REG): Likewise.
7928 (XMM1_REG): Likewise.
7929 (XMM2_REG): Likewise.
7930 (XMM3_REG): Likewise.
7931 (XMM4_REG): Likewise.
7932 (XMM5_REG): Likewise.
7933 (XMM6_REG): Likewise.
7934 (XMM8_REG): Likewise.
7935 (XMM9_REG): Likewise.
7936 (XMM10_REG): Likewise.
7937 (XMM11_REG): Likewise.
7938 (XMM12_REG): Likewise.
7939 (XMM13_REG): Likewise.
7940 (XMM14_REG): Likewise.
7941 (XMM15_REG): Likewise.
7943 (prefix_vex_imm8): Likewise.
7944 (prefix_vex_w): Likewise.
7945 (length_vex): Likewise.
7948 (*avx_ashlti3): Likewise.
7949 (*avx_lshrti3): Likewise.
7950 (*avx_setcc<mode>): Likewise.
7951 (*fop_<mode>_comm_mixed_avx): Likewise.
7952 (*fop_<mode>_comm_avx): Likewise.
7953 (*fop_<mode>_1_mixed_avx): Likewise.
7954 (*fop_<mode>_1_avx): Likewise.
7955 (*avx_<code><mode>3): Likewise.
7956 (*avx_ieee_smin<mode>3): Likewise.
7957 (*avx_ieee_smax<mode>3): Likewise.
7958 (mode): Add OI, V8SF and V4DF.
7959 (length): Support VEX prefix.
7960 (*cmpfp_i_mixed): Set prefix attribute.
7961 (*cmpfp_i_sse): Likewise.
7962 (*cmpfp_iu_mixed): Likewise.
7963 (*cmpfp_iu_sse): Likewise.
7964 (*movsi_1): Support AVX.
7965 (*movdi_2): Likewise.
7966 (*movdi_1_rex64): Likewise.
7967 (*movti_internal): Likewise.
7968 (*movti_rex64): Likewise.
7969 (*movsf_1): Likewise.
7970 (*movdf_nointeger): Likewise.
7971 (*movdf_integer_rex64): Likewise.
7972 (*movtf_internal): Likewise.
7973 (zero_extendsidi2_32): Likewise.
7974 (zero_extendsidi2_rex64): Likewise.
7975 (*extendsfdf2_mixed): Likewise.
7976 (*extendsfdf2_sse): Likewise.
7977 (*truncdfsf_fast_mixed): Likewise.
7978 (*truncdfsf_fast_sse): Likewise.
7979 (*truncdfsf_mixed): Likewise.
7980 (fix_trunc<mode>di_sse): Likewise.
7981 (fix_trunc<mode>si_sse): Likewise.
7982 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7983 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7984 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7985 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7986 (*rcpsf2_sse): Likewise.
7987 (*rsqrtsf2_sse): Likewise.
7988 (*sqrt<mode>2_sse): Likewise.
7989 (sse4_1_round<mode>2): Likewise.
7990 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7991 Support AVX. Set length attribute properly for AVX.
7993 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7994 (VECTOR_MODES (FLOAT, 32)): Likewise.
7995 (VECTOR_MODE (INT, DI, 8)): Likewise.
7996 (VECTOR_MODE (INT, HI, 32)): Likewise.
7997 (VECTOR_MODE (INT, QI, 64)): Likewise.
7998 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7999 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8000 (VECTOR_MODE (INT, DI, 4)): Removed.
8001 (VECTOR_MODE (INT, SI, 8)): Likewise.
8002 (VECTOR_MODE (INT, HI, 16)): Likewise.
8003 (VECTOR_MODE (INT, QI, 32)): Likewise.
8004 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8005 (INT_MODE (OI, 32)): Likewise.
8007 * config/i386/i386.opt (mavx): New.
8010 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8012 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8013 (*mov<mode>_internal_avx): New.
8014 (*movv2sf_internal_rex64_avx): Likewise.
8015 (*movv2sf_internal_avx): Likewise.
8017 * config/i386/predicates.md (const_4_to_5_operand): New.
8018 (const_6_to_7_operand): Likewise.
8019 (const_8_to_11_operand): Likewise.
8020 (const_12_to_15_operand): Likewise.
8021 (avx_comparison_float_operator): Likewise.
8023 * config/i386/sse.md (AVX256MODEI): New.
8024 (AVX256MODE): Likewise.
8025 (AVXMODEQI): Likewise.
8026 (AVXMODE): Likewise.
8027 (AVX256MODEF2P): Likewise.
8028 (AVX256MODE2P): Likewise.
8029 (AVX256MODE4P): Likewise.
8030 (AVX256MODE8P): Likewise.
8031 (AVXMODEF2P): Likewise.
8032 (AVXMODEF4P): Likewise.
8033 (AVXMODEDCVTDQ2PS): Likewise.
8034 (AVXMODEDCVTPS2DQ): Likewise.
8035 (avxvecmode): Likewise.
8036 (avxvecpsmode): Likewise.
8037 (avxhalfvecmode): Likewise.
8038 (avxscalarmode): Likewise.
8039 (avxcvtvecmode): Likewise.
8040 (avxpermvecmode): Likewise.
8041 (avxmodesuffixf2c): Likewise.
8042 (avxmodesuffixp): Likewise.
8043 (avxmodesuffixs): Likewise.
8044 (avxmodesuffix): Likewise.
8045 (vpermilbits): Likewise.
8046 (pinsrbits): Likewise.
8047 (mov<mode>): Likewise.
8048 (*mov<mode>_internal): Likewise.
8049 (push<mode>1): Likewise.
8050 (movmisalign<mode>): Likewise.
8051 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8052 (avx_movdqu<avxmodesuffix>): Likewise.
8053 (avx_lddqu<avxmodesuffix>): Likewise.
8054 (<plusminus_insn><mode>3): Likewise.
8055 (*avx_<plusminus_insn><mode>3): Likewise.
8056 (*avx_vm<plusminus_insn><mode>3): Likewise.
8057 (mul<mode>3): Likewise.
8058 (*avx_mul<mode>3): Likewise.
8059 (*avx_vmmul<mode>3): Likewise.
8060 (divv8sf3): Likewise.
8061 (divv4df3): Likewise.
8062 (avx_div<mode>3): Likewise.
8063 (*avx_div<mode>3): Likewise.
8064 (*avx_vmdiv<mode>3): Likewise.
8065 (avx_rcpv8sf2): Likewise.
8066 (*avx_vmrcpv4sf2): Likewise.
8067 (sqrtv8sf2): Likewise.
8068 (avx_sqrtv8sf2): Likewise.
8069 (*avx_vmsqrt<mode>2): Likewise.
8070 (rsqrtv8sf2): Likewise.
8071 (avx_rsqrtv8sf2): Likewise.
8072 (*avx_vmrsqrtv4sf2): Likewise.
8073 (<code><mode>3): Likewise.
8074 (*avx_<code><mode>3_finite): Likewise.
8075 (*avx_<code><mode>3): Likewise.
8076 (*avx_vm<code><mode>3): Likewise.
8077 (*avx_ieee_smin<mode>3): Likewise.
8078 (*avx_ieee_smax<mode>3): Likewise.
8079 (avx_addsubv8sf3): Likewise.
8080 (avx_addsubv4df3): Likewise.
8081 (*avx_addsubv4sf3): Likewise.
8082 (*avx_addsubv2df3): Likewise.
8083 (avx_h<plusminus_insn>v4df3): Likewise.
8084 (avx_h<plusminus_insn>v8sf3): Likewise.
8085 (*avx_h<plusminus_insn>v4sf3): Likewise.
8086 (*avx_h<plusminus_insn>v2df3): Likewise.
8087 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8088 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8089 (*avx_maskcmp<mode>3): Likewise.
8090 (avx_nand<mode>3): Likewise.
8091 (*avx_<code><mode>3): Likewise.
8092 (*avx_nand<mode>3): Likewise.
8093 (*avx_<code><mode>3): Likewise.
8094 (*avx_cvtsi2ss): Likewise.
8095 (*avx_cvtsi2ssq): Likewise.
8096 (*avx_cvtsi2sd): Likewise.
8097 (*avx_cvtsi2sdq): Likewise.
8098 (*avx_cvtsd2ss): Likewise.
8099 (avx_cvtss2sd): Likewise.
8100 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8101 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8102 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8103 (*avx_cvtsi2sd): Likewise.
8104 (*avx_cvtsi2sdq): Likewise.
8105 (avx_cvtdq2pd256): Likewise.
8106 (avx_cvtpd2dq256): Likewise.
8107 (avx_cvttpd2dq256): Likewise.
8108 (*avx_cvtsd2ss): Likewise.
8109 (*avx_cvtss2sd): Likewise.
8110 (avx_cvtpd2ps256): Likewise.
8111 (avx_cvtps2pd256): Likewise.
8112 (*avx_movhlps): Likewise.
8113 (*avx_movlhps): Likewise.
8114 (avx_unpckhps256): Likewise.
8115 (*avx_unpckhps): Likewise.
8116 (avx_unpcklps256): Likewise.
8117 (*avx_unpcklps): Likewise.
8118 (avx_movshdup256): Likewise.
8119 (avx_movsldup256): Likewise.
8120 (avx_shufps256): Likewise.
8121 (avx_shufps256_1): Likewise.
8122 (*avx_shufps_<mode>): Likewise.
8123 (*avx_loadhps): Likewise.
8124 (*avx_storelps): Likewise.
8125 (*avx_loadlps): Likewise.
8126 (*avx_movss): Likewise.
8127 (*vec_dupv4sf_avx): Likewise.
8128 (*vec_concatv2sf_avx): Likewise.
8129 (*vec_concatv4sf_avx): Likewise.
8130 (*vec_setv4sf_0_avx): Likewise.
8131 (*vec_setv4sf_avx): Likewise.
8132 (*avx_insertps): Likewise.
8133 (avx_vextractf128<mode>): Likewise.
8134 (vec_extract_lo_<mode>): Likewise.
8135 (vec_extract_hi_<mode>): Likewise.
8136 (vec_extract_lo_<mode>): Likewise.
8137 (vec_extract_hi_<mode>): Likewise.
8138 (vec_extract_lo_v16hi): Likewise.
8139 (vec_extract_hi_v16hi): Likewise.
8140 (vec_extract_lo_v32qi): Likewise.
8141 (vec_extract_hi_v32qi): Likewise.
8142 (avx_unpckhpd256): Likewise.
8143 (*avx_unpckhpd): Likewise.
8144 (avx_movddup256): Likewise.
8145 (*avx_movddup): Likewise.
8146 (avx_unpcklpd256): Likewise.
8147 (*avx_unpcklpd): Likewise.
8148 (avx_shufpd256): Likewise.
8149 (avx_shufpd256_1): Likewise.
8150 (*avx_punpckhqdq): Likewise.
8151 (*avx_punpcklqdq): Likewise.
8152 (*avx_shufpd_<mode>): Likewise.
8153 (*avx_storehpd): Likewise.
8154 (*avx_loadhpd): Likewise.
8155 (*avx_loadlpd): Likewise.
8156 (*avx_movsd): Likewise.
8157 (*vec_concatv2df_avx): Likewise.
8158 (*avx_<plusminus_insn><mode>3): Likewise.
8159 (*avx_<plusminus_insn><mode>3): Likewise.
8160 (*avx_mulv8hi3): Likewise.
8161 (*avxv8hi3_highpart): Likewise.
8162 (*avx_umulv8hi3_highpart): Likewise.
8163 (*avx_umulv2siv2di3): Likewise.
8164 (*avx_mulv2siv2di3): Likewise.
8165 (*avx_pmaddwd): Likewise.
8166 (*avx_mulv4si3): Likewise.
8167 (*avx_ashr<mode>3): Likewise.
8168 (*avx_lshr<mode>3): Likewise.
8169 (*avx_ashl<mode>3): Likewise.
8170 (*avx_<code><mode>3): Likewise.
8171 (*avx_eq<mode>3): Likewise.
8172 (*avx_gt<mode>3): Likewise.
8173 (*avx_nand<mode>3): Likewise.
8174 (*avx_nand<mode>3): Likewise.
8175 (*avx_<code><mode>3): Likewise.
8176 (*avx_<code><mode>3): Likewise.
8177 (*avx_packsswb): Likewise.
8178 (*avx_packssdw): Likewise.
8179 (*avx_packuswb): Likewise.
8180 (*avx_punpckhbw): Likewise.
8181 (*avx_punpcklbw): Likewise.
8182 (*avx_punpckhwd): Likewise.
8183 (*avx_punpcklwd): Likewise.
8184 (*avx_punpckhdq): Likewise.
8185 (*avx_punpckldq): Likewise.
8186 (*avx_pinsr<avxmodesuffixs>): Likewise.
8187 (*avx_pinsrq): Likewise.
8188 (*avx_loadld): Likewise.
8189 (*vec_extractv2di_1_rex64_avx): Likewise.
8190 (*vec_extractv2di_1_avx): Likewise.
8191 (*vec_dupv2di_avx): Likewise.
8192 (*vec_concatv2si_avx): Likewise.
8193 (*vec_concatv4si_1_avx): Likewise.
8194 (*vec_concatv2di_avx): Likewise.
8195 (*vec_concatv2di_rex64_avx): Likewise.
8196 (*avx_uavgv16qi3): Likewise.
8197 (*avx_uavgv8hi3): Likewise.
8198 (*avx_psadbw): Likewise.
8199 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8200 (*avx_phaddwv8hi3): Likewise.
8201 (*avx_phadddv4si3): Likewise.
8202 (*avx_phaddswv8hi3): Likewise.
8203 (*avx_phsubwv8hi3): Likewise.
8204 (*avx_phsubdv4si3): Likewise.
8205 (*avx_phsubswv8hi3): Likewise.
8206 (*avx_pmaddubsw128): Likewise.
8207 (*avx_pmulhrswv8hi3): Likewise.
8208 (*avx_pshufbv16qi3): Likewise.
8209 (*avx_psign<mode>3): Likewise.
8210 (*avx_palignrti): Likewise.
8211 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8212 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8213 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8214 (*avx_mpsadbw): Likewise.
8215 (*avx_packusdw): Likewise.
8216 (*avx_pblendvb): Likewise.
8217 (*avx_pblendw): Likewise.
8218 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8219 (avx_ptest256): Likewise.
8220 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8221 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8222 (*avx_aesenc): Likewise.
8223 (*avx_aesenclast): Likewise.
8224 (*avx_aesdec): Likewise.
8225 (*avx_aesdeclast): Likewise.
8226 (avx_vzeroupper): Likewise.
8227 (avx_vzeroupper_rex64): Likewise.
8228 (avx_vpermil<mode>): Likewise.
8229 (avx_vpermilvar<mode>3): Likewise.
8230 (avx_vpermil2<mode>3): Likewise.
8231 (avx_vperm2f128<mode>3): Likewise.
8232 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8233 (avx_vbroadcastss256): Likewise.
8234 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8235 (avx_vinsertf128<mode>): Likewise.
8236 (vec_set_lo_<mode>): Likewise.
8237 (vec_set_hi_<mode>): Likewise.
8238 (vec_set_lo_<mode>): Likewise.
8239 (vec_set_hi_<mode>): Likewise.
8240 (vec_set_lo_v16hi): Likewise.
8241 (vec_set_hi_v16hi): Likewise.
8242 (vec_set_lo_v32qi): Likewise.
8243 (vec_set_hi_v32qi): Likewise.
8244 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8245 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8246 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8247 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8248 (vec_init<mode>): Likewise.
8249 (*vec_concat<mode>_avx): Likewise.
8250 (blendbits): Support V8SF and V4DF.
8251 (sse2_movq128): Support AVX.
8252 (<sse>_movnt<mode>): Likewise.
8253 (sse2_movntv2di): Likewise.
8254 (sse_rcpv4sf2): Likewise.
8255 (sse_sqrtv4sf2): Likewise.
8256 (sse_rsqrtv4sf2): Likewise.
8257 (<sse>_comi): Likewise.
8258 (<sse>_ucomi): Likewise.
8259 (sse_cvtss2si): Likewise.
8260 (sse_cvtss2si_2): Likewise.
8261 (sse_cvtss2siq): Likewise.
8262 (sse_cvtss2siq_2): Likewise.
8263 (sse_cvttss2si): Likewise.
8264 (sse_cvttss2siq): Likewise.
8265 (sse2_cvtsd2si): Likewise.
8266 (sse2_cvtsd2si_2): Likewise.
8267 (sse2_cvtsd2siq): Likewise.
8268 (sse2_cvtsd2siq_2): Likewise.
8269 (sse2_cvttsd2si): Likewise.
8270 (sse2_cvttsd2siq): Likewise.
8271 (sse2_cvtdq2pd): Likewise.
8272 (*sse2_cvtpd2dq): Likewise.
8273 (*sse2_cvttpd2dq): Likewise.
8274 (*sse2_cvtpd2ps): Likewise.
8275 (sse2_cvtps2pd): Likewise.
8276 (sse3_movshdup): Likewise.
8277 (sse3_movsldup): Likewise.
8278 (sse_storehps): Likewise.
8279 (*sse4_1_extractps): Likewise.
8280 (sse2_storelpd): Likewise.
8281 (vec_dupv2df_sse3): Likewise.
8282 (*vec_concatv2df_sse3): Likewise.
8283 (*sse4_1_pextrb): Likewise.
8284 (*sse4_1_pextrb_memory): Likewise.
8285 (*sse2_pextrw): Likewise.
8286 (*sse4_1_pextrw_memory): Likewise.
8287 (*sse4_1_pextrd): Likewise.
8288 (*sse4_1_pextrq): Likewise.
8289 (sse2_pshufd_1): Likewise.
8290 (sse2_pshuflw_1): Likewise.
8291 (sse2_pshufhw_1): Likewise.
8292 (*sse2_storeq_rex64): Likewise.
8293 (*vec_dupv4si): Likewise.
8294 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8295 (sse2_pmovmskb): Likewise.
8296 (*sse2_maskmovdqu): Likewise.
8297 (*sse2_maskmovdqu_rex64): Likewise.
8298 (sse_ldmxcsr): Likewise.
8299 (sse_stmxcsr): Likewise.
8300 (abs<mode>2): Likewise.
8301 (sse4_1_movntdqa): Likewise.
8302 (sse4_1_phminposuw): Likewise.
8303 (sse4_1_extendv8qiv8hi2): Likewise.
8304 (*sse4_1_extendv8qiv8hi2): Likewise.
8305 (sse4_1_extendv4qiv4si2): Likewise.
8306 (*sse4_1_extendv4qiv4si2): Likewise.
8307 (sse4_1_extendv2qiv2di2): Likewise.
8308 (*sse4_1_extendv2qiv2di2): Likewise.
8309 (sse4_1_extendv4hiv4si2): Likewise.
8310 (*sse4_1_extendv4hiv4si2): Likewise.
8311 (sse4_1_extendv2hiv2di2): Likewise.
8312 (*sse4_1_extendv2hiv2di2): Likewise.
8313 (sse4_1_extendv2siv2di2): Likewise.
8314 (*sse4_1_extendv2siv2di2): Likewise.
8315 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8316 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8317 (sse4_1_zero_extendv4qiv4si2): Likewise.
8318 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8319 (sse4_1_zero_extendv2qiv2di2): Likewise.
8320 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8321 (sse4_1_zero_extendv4hiv4si2): Likewise.
8322 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8323 (sse4_1_zero_extendv2hiv2di2): Likewise.
8324 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8325 (sse4_1_zero_extendv2siv2di2): Likewise.
8326 (*sse4_1_zero_extendv2siv2di2): Likewise.
8327 (sse4_1_ptest): Likewise.
8328 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8329 (sse4_2_pcmpestri): Likewise.
8330 (sse4_2_pcmpestrm): Likewise.
8331 (sse4_2_pcmpistri): Likewise.
8332 (sse4_2_pcmpistrm): Likewise.
8334 (aeskeygenassist): Likewise.
8336 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8338 * config/i386/predicates.md (vzeroall_operation): New.
8340 * config/i386/sse.md (avx_vzeroall): New.
8341 (*avx_vzeroall): Likewise.
8343 2008-08-28 Paul Brook <paul@codesourcery.com>
8344 Mark Shinwell <shinwell@codesourcery.com>
8345 Richard Earnshaw <richard.earnshaw@arm.com>
8347 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8348 (TARGET_MIN_ANCHOR_OFFSET): New.
8349 (arm_override_options): Set correct anchor ranges for Thumb-1
8350 and Thumb-2 if required.
8351 (legitimize_pic_address): Handle case involving a TLS symbol
8352 reference with an addend.
8353 (arm_optimization_options): Enable section anchors at -O1 and
8355 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8356 * config/arm/arm-protos.h (arm_optimization_options): New.
8358 2008-08-28 Nick Clifton <nickc@redhat.com>
8360 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8361 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8364 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8365 * config/v850/v850.md (return): Remove frame size restriction.
8367 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8369 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8371 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8373 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8375 2008-08-28 Paul Brook <paul@codesourcery.com>
8377 * config/arm/vfp11.md: Update license notice.
8378 * config/arm/cortex-r4.md: Ditto.
8380 2008-08-28 Richard Guenther <rguenther@suse.de>
8382 PR tree-optimization/37207
8383 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8386 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8389 * tree.c (int_fits_type_p): Don't forget unsigned integers
8390 of type sizetype which higher end word equals -1.
8392 2008-08-28 Ira Rosen <irar@il.ibm.com>
8394 * target.h (struct vectorize): Add new target builtin.
8395 * tree-vectorizer.c (destroy_loop_vec_info): Call
8396 vect_free_slp_instance instead of vect_free_slp_node.
8397 * tree-vectorizer.h (enum slp_load_perm_type): New.
8398 (struct _slp_instance): Add new fields.
8399 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8400 (SLP_INSTANCE_LOADS): New.
8401 (vect_free_slp_tree): Remove.
8402 (vect_free_slp_instance): Declare.
8403 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8404 (vectorizable_load): Add argument.
8405 (vect_transform_slp_perm_load): New.
8406 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8408 (vect_get_place_in_interleaving_chain): New function.
8409 (vect_free_slp_tree): Make static.
8410 (vect_free_slp_instance): New function.
8411 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8412 collect the load location in the interleaving chain.
8413 (vect_supported_slp_permutation_p): New function.
8414 (vect_supported_load_permutation_p): Likewise.
8415 (vect_analyze_slp_instance): In case of loads permutation, call
8416 vect_supported_load_permutation_p to check that the permutation is
8418 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8419 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8420 (vect_create_mask_and_perm): New function.
8421 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8422 (vectorizable_load): Add an argument. Don't keep the created vectors
8423 statements in the node if permutation is required. Call
8424 vect_transform_slp_perm_load to generate the permutation.
8425 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8426 additional argument.
8427 (vect_schedule_slp_instance): In case of loads permutation, allocate
8428 vectorized statements structure for all the related SLP nodes. Call
8429 vect_transform_stmt with addditional argument.
8430 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8431 * config/spu/spu.c (spu_builtin_vec_perm): New.
8432 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8433 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8434 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8435 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8437 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8439 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8440 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8441 __gthread_cond_signal, __gthread_cond_timedwait,
8442 __gthread_cond_timedwait_recursive): New functions.
8443 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8445 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8448 2008-08-28 Richard Guenther <rguenther@suse.de>
8451 * fold-const.c (maybe_canonicalize_comparison_1): Require
8452 undefined overflow only for canonicalizing A +- CST cmp CST.
8453 Make sure to not generate new constants that are not inside
8454 their TYPE_MIN/MAX_VALUE range.
8455 (maybe_canonicalize_comparison): Remove undefined overflow
8457 (fold_binary): Remove now duplicate folding.
8459 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8461 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8462 use not updated in the last change.
8464 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8466 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8467 (IRA_COVER_CLASSES): Add FPUL_REGS.
8469 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8472 * c-common.c (conversion_warning): Check for null operands.
8474 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8477 * c-decl.c (check_for_loop_decls): Improve error message. Give
8480 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8483 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8484 (convert_for_assignment): Pass corrent OPT_W* parameter to
8485 WARN_FOR_ASSIGNMENT.
8487 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8490 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8492 2008-08-27 Paul Brook <paul@codesourcery.com>
8494 * config.gcc: Loosen checks for arm uclinux eabi targets.
8496 2008-08-27 Paul Brook <paul@codesourcery.com>
8498 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8500 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8502 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8504 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8505 the enumerators of an ENUMERAL_TYPE.
8506 * dbxout.c (dbxout_type): Ditto.
8508 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8511 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8512 (fwprop_addr): Check that the loop_father is not the outer loop.
8514 2008-08-26 Paul Brook <paul@codesourcery.com>
8516 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8517 Remove documentation entry for fmul type.
8518 Use fmuls to annotate single-precision multiplication patterns,
8519 fmuld to annotate double-precision multiplication patterns,
8520 fmacs to annotate single-precision multiply-accumulate patterns
8521 and fmacd to annotate double-precision multiply-accumulate patterns.
8522 * config/arm/vfp11.md: Update reservations accordingly.
8523 * config/arm/arm.md: Note that certain values of the "type"
8524 attribute are documented in vfp.md.
8525 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8526 (v10_cvt): Use new fmul types.
8528 2008-08-26 Paul Brook <paul@codesourcery.com>
8530 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8531 * config/arm/vfp11.md: ...here. New.
8532 * config/arm/arm.md: Include vfp11.md.
8534 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8536 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8537 parameter to inform call.
8539 2008-08-26 Jeff Law <law@redhat.com>
8541 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8542 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8543 preferred class when copying a constant into a partial word register.
8545 2008-08-26 Ben Elliston <bje@au.ibm.com>
8547 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8548 * cp/typeck.c: Likewise.
8549 * cp/tree.c: Likewise.
8550 * gimple-low.c: Likewise.
8553 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8555 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8556 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8558 * doc/passes.texi: Describe IRA.
8560 * doc/tm.texi (IRA_COVER_CLASSES,
8561 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8563 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8564 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8565 -fira-propagate-cost, -fno-ira-share-save-slots,
8566 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8568 * flags.h (ira_algorithm): New enumeration.
8569 (flag_ira_algorithm, flag_ira_verbose): New external variable
8572 * postreload.c (gate_handle_postreload): Don't do post reload
8573 optimizations unless the reload is completed.
8575 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8578 * tree-pass.h (pass_ira): New external variable declaration.
8580 * reload.h: Add 2008 to the Copyright.
8582 * cfgloopanal.c: Include params.h.
8583 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8586 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8588 * toplev.c (ira.h): New include.
8589 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8590 (backend_init_target): Call ira_init.
8591 (backend_init): Call ira_init_once.
8592 (finalize): Call finish_ira_once.
8594 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8595 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8598 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8599 may_move_out_cost): New external variable declarations.
8600 (move_table): New typedef.
8602 * caller-save.c: Include headers output.h and ira.h.
8603 (no_caller_save_reg_set): New global variable.
8604 (save_slots_num, save_slots): New variables.
8605 (reg_save_code, reg_restore_code, add_stored_regs): Add
8607 (init_caller_save): Set up no_caller_save_reg_set.
8608 (init_save_areas): Reset save_slots_num.
8609 (saved_hard_reg): New structure.
8610 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8611 (initiate_saved_hard_regs, new_saved_hard_reg,
8612 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8614 (setup_save_areas): Add code for sharing stack slots.
8615 (all_blocks): New variable.
8616 (save_call_clobbered_regs): Process pseudo-register too.
8617 (mark_set_regs): Process pseudo-register too.
8618 (insert_one_insn): Put the insn after bb note in a empty basic
8619 block. Add insn check.
8621 * global.c (eliminable_regset): Make it external.
8622 (mark_elimination): Use DF_LR_IN for IRA.
8623 (pseudo_for_reload_consideration_p): New.
8624 (build_insn_chain): Make it external. Don't ignore spilled
8625 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8626 (gate_handle_global_alloc): New function.
8627 (pass_global_alloc): Add the gate function.
8629 * opts.c (decode_options): Set up flag_ira. Print the warning for
8631 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8633 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8635 * regmove.c (regmove_optimize): Don't do replacement of output for
8638 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8639 New external variable declarations.
8641 * local-alloc.c (update_equiv_regs): Make it external. Return
8642 true if jump label rebuilding should be done. Rescan new_insn for
8644 (gate_handle_local_alloc): New function.
8645 (pass_local_alloc): Add the gate function.
8647 * alias.c (value_addr_p, stack_addr_p): New functions.
8648 (nonoverlapping_memrefs_p): Use them for IRA.
8650 * common.opt (fira, fira-algorithm, fira-coalesce,
8651 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8652 fira-verbose): New options.
8654 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8655 move_cost, may_move_in_cost, may_move_out_cost): Make the
8657 (move_table): Remove typedef.
8658 (init_move_cost): Make it external.
8659 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8662 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8663 setup_reg_classes): New function prototypes.
8664 (eliminable_regset): New external variable declaration.
8665 (build_insn_chain, update_equiv_regs): New function prototypes.
8667 * Makefile.in (IRA_INT_H): New definition.
8668 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8669 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8670 (reload1.o, toplev.o): Add dependence on ira.h.
8671 (cfgloopanal.o): Add PARAMS_H.
8672 (caller-save.o): Add dependence on output.h and ira.h.
8673 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8674 ira-emit.o, ira-lives.o): New entries.
8676 * passes.c (pass_ira): New pass.
8678 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8680 * reload1.c (ira.h): Include the header.
8681 (changed_allocation_pseudos): New bitmap.
8682 (init_reload): Initiate the bitmap.
8683 (compute_use_by_pseudos): Permits spilled registers in FROM.
8684 (temp_pseudo_reg_arr): New variable.
8685 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8686 IRA. Call alter_reg with the additional parameter. Don't clear
8687 spilled_pseudos for IRA. Restore original insn chain for IRA.
8688 Clear changed_allocation_pseudos at the end of reload.
8689 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8690 (hard_regno_to_pseudo_regno): New variable.
8691 (count_pseudo): Check spilled pseudos. Set up
8692 hard_regno_to_pseudo_regno.
8693 (count_spilled_pseudo): Check spilled pseudos. Update
8694 hard_regno_to_pseudo_regno.
8695 (find_reg): Use better_spill_reload_regno_p. Check
8696 hard_regno_to_pseudo_regno.
8697 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8699 (eliminate_regs_1): Use additional parameter for alter_reg.
8700 (finish_spills): Set up pseudo_previous_regs only for spilled
8701 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8702 more arguments. Don't clear live_throughout and dead_or_set for
8703 spilled pseudos. Use additional parameter for alter_reg. Call
8704 mark_allocation_change. Set up changed_allocation_pseudos.
8705 Remove sanity check.
8706 (emit_input_reload_insns, delete_output_reload): Use additional
8707 parameter for alter_reg. Call mark_allocation_change.
8708 (substitute, gen_reload_chain_without_interm_reg_p): New
8710 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8712 * testsuite/gcc.dg/20080410-1.c: New file.
8714 * config/s390/s390.h (IRA_COVER_CLASSES,
8715 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8717 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8719 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8721 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8723 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8725 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8727 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8729 2008-08-24 Jeff Law <law@redhat.com>
8730 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8731 when ignoring unavailable registers.
8733 2008-08-24 Jeff Law <law@redhat.com>
8734 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8735 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8736 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8737 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8739 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8740 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8742 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8743 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8744 * reload1.c (find_reg): Process registers in register allocation order.
8746 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8747 * toplev.c (backend_init_target): Move ira_init call from
8749 (lang_dependent_init_target): ...to here.
8751 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8752 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8753 calculate memory move costs for NO_REGS.
8755 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8756 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8757 STACK_REGS is defined.
8759 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8760 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8762 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8763 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8765 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8766 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8767 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8770 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8771 Dorit Nuzman <dorit@il.ibm.com>
8773 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8774 vec_extract_evenv4sf, vec_extract_evenv8hi,
8775 vec_extract_evenv16qi, vec_extract_oddv4si,
8776 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8777 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8778 vec_interleave_highv4si, vec_interleave_lowv4si,
8779 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8780 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8781 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8783 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8786 * config/rs6000/rs6000.c (optimization_options): Don't default to
8787 section anchors without toplevel reorder.
8789 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8791 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8792 (mfc_end_critical_section): Likewise.
8794 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8796 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8797 all type qualifiers from element type to vector type.
8799 2008-08-25 David Daney <ddaney@avtrex.com>
8801 * config/mips/mips.md (immediate_insn): Move up in file, fix
8802 comment typo, reformat.
8803 (fetchop_bit, atomic_hiqi_op memory_barrier,
8804 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8805 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8806 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8807 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8808 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8809 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8810 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8811 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8812 sync_old_nand<mode>, sync_new_nand<mode>,
8813 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8814 test_and_set_12): Moved to sync.md.
8816 * config/mips/sync.md: New file.
8818 2008-08-25 Richard Henderson <rth@redhat.com>
8820 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8821 (regsave): Likewise.
8822 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8823 (output_cfi_directive): Likewise.
8824 (div_data_align): New.
8825 (output_cfi): Use it.
8827 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8829 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8830 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8831 (TARGET_OCTEON): New macro.
8832 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8833 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8834 (ISA_HAS_POP): New macro.
8835 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8837 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8839 * config/mips/mips.md (cpu): Add octeon.
8840 (type): Add pop attribute value.
8841 (popcount<mode>2): New pattern.
8842 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8844 2008-08-24 Jan Hubicka <jh@suse.cz>
8846 * doc/invoke.texi (-fipa-cp-clone): New option.
8847 (-fipa-cp): Update docs.
8848 (--param ipcp-unit-growth):New.
8849 * ipa-cp.c: Include fibheap.h, params.h
8850 (ipcp_initialize_node_lattices): When not cloning, all externally
8851 visible functions are bottom.
8852 (ipcp_need_redirect_p): Accept clones.
8853 (ipcp_insert_stage): Use cost driven heuristics.
8854 (max_count, dead_nodes): New static vars.
8855 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8856 ipcp_const_param_count): New functions.
8857 * common.opt (ipa-cp-clone): New command line option.
8858 * params.def (ipcp-unit-growth): New.
8860 2008-08-24 Jan Hubicka <jh@suse.cz>
8862 * tree-inline.c (tree_function_versioning): Look harder
8863 for referenced vars.
8865 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8867 PR tree-optimization/37185
8868 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8870 2008-08-23 Jan Hubicka <jh@suse.cz>
8872 * ipa-cp.c (ipcp_analyze_node): New function.
8873 (ipcp_update_cloned_node): Use it.
8874 (ipcp_init_stage): Likewise.
8875 * ipa-inline.c (function_insertion_hook_holder): New static var.
8876 (analyze_function): Break out from ....
8877 (inline_generate_summary): Here; register insertion hook.
8878 (cgraph_decide_inlining): Remove hook.
8879 (add_new_function): New function.
8881 2008-08-23 Jan Hubicka <jh@suse.cz>
8883 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8885 2008-08-23 Jan Hubicka <jh@suse.cz>
8887 * ipa-cp.c (constant_val_insert): Remove.
8888 (ipcp_propagate_one_const): Remove.
8889 (ipcp_create_replace_map): Always insert replacements to the map.
8890 (ipcp_insert_stage): Do not try to insert statements by hand.
8891 * tree-inline.c (insert_init_stmt): Break out from ...
8892 (setup_one_parameter): ... here; allow NULL BB pointer.
8893 (tree_function_versioning): Use setup_one_parameter to process
8896 2008-08-23 Jan Hubicka <jh@suse.cz>
8898 * tree.c (decl_address_ip_invariant_p): New function.
8899 * tree.h (decl_address_ip_invariant_p): Declare.
8900 * gimple.c (strip_invariant_refs): Break out from ...
8901 (is_gimple_invariant_address): ... here
8902 (is_gimple_ip_invariant_address): New function.
8903 (is_gimple_ip_invariant): New function.
8904 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8907 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8908 (ipcp_lat_is_insertable): All constants are insertable.
8909 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8910 IPA_CONST_VALUE_REF.
8911 (ipcp_initialize_node_lattices): Propagate all types of operands.
8912 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8913 (ipcp_create_replace_map): Reformat.
8914 (ipcp_need_redirect_p): Simplify.
8915 (ipcp_insert_stage): Check that argument is used before clonning.
8916 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8918 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8919 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8920 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8921 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8922 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8923 * tree-inline.c (tree_function_versioning): Add variables referenced
8926 2008-08-23 Jan Hubicka <jh@suse.cz>
8929 * i386.c (standard_80387_constant_p): Use optimize_size.
8931 2008-08-23 Ira Rosen <irar@il.ibm.com>
8933 PR tree-optimization/37161
8934 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8935 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8936 (vect_determine_vectorization_factor): Move the scalar type
8937 retrieval to vect_get_smallest_scalar_type.
8938 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8939 scalar type. Remove redundant computation.
8940 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8941 (vect_get_slp_defs): Take the type of RHS into account if
8942 necessary by calling vect_get_smallest_scalar_type. Call
8943 vect_get_constant_vectors with additional argument.
8945 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8948 * doc/invoke.texi (Wwrite-strings): Clarify description.
8950 2008-08-23 Ira Rosen <irar@il.ibm.com>
8952 PR tree-optimization/37174
8953 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8954 def stmt is a part of the loop before accessing its stmt_vec_info.
8956 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8959 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8960 (*swap): New insn pattern.
8961 (*ashlqi3): Rename from ashlqi3 insn pattern.
8962 (ashlqi3): New expanders.
8963 (*lshrqi3): Rename from lshrqi3 insn pattern.
8964 (lshrqi3): New expanders.
8965 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8966 lshrqi3_const5, lshrqi3_const6): New splitters.
8967 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8968 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8971 2008-08-22 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/37078
8974 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8975 [+INF, +INF] ranges.
8977 2008-08-22 Richard Guenther <rguenther@suse.de>
8979 PR tree-optimization/37143
8980 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8981 a conversion statement instead of a copy.
8983 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8986 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8987 CCCmode, CCOmode and CCSmode destination modes.
8990 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8991 from different units in a single alternative.
8992 (*vec_extractv2sf_1): Ditto.
8993 (*vec_extractv2si_0): Ditto.
8994 (*vec_extractv2si_1): Ditto.
8995 * config/i386/sse.md (sse2_storehpd): Ditto.
8996 (sse2_storelpd): Ditto.
8997 (sse2_loadhpd): Ditto.
8998 (sse2_loadlpd): Ditto.
9001 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9002 (popcountsi2): Ditto.
9003 (clzdi2_abm): Ditto.
9004 (popcountdi2): Ditto.
9005 (clzhi2_abm): Ditto.
9006 (popcounthi2): Ditto.
9008 2008-08-22 Richard Guenther <rguenther@suse.de>
9012 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9013 if the multiplication does not overflow.
9015 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9017 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9019 2008-08-21 Richard Henderson <rth@redhat.com>
9021 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9022 spurrious comma from test.
9023 * configure: Rebuild.
9025 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9028 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9031 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9033 * c-tree.h (grokfield): New argument.
9034 * c-decl.c (grokfield): Handle new location argument.
9035 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9037 2008-08-21 Richard Guenther <rguenther@suse.de>
9039 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9041 2008-08-21 Jan Hubicka <jh@suse.cz>
9043 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9044 (cgraph_add_function_insertion_hook,
9045 cgraph_remove_function_insertion_hook,
9046 cgraph_call_function_insertion_hooks): New functions.
9047 * cgraph.h (cgraph_add_function_insertion_hook,
9048 cgraph_remove_function_insertion_hook,
9049 cgraph_call_function_insertion_hooks): Declare.
9050 * ipa-reference.c (function_insertion_hook_holder): New variable.
9051 (check_operand, look_for_address_of): When checking late, do not care
9052 about module bitmaps.
9053 (add_new_function): New function.
9054 (generate_summary): Register hooks; zero module bitmaps.
9055 (propagate): Unregister hooks.
9056 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9057 (add_new_function): New function.
9058 (generate_summary): Register hook.
9059 (propagate): Remove hook.
9061 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9063 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9064 * ipa-cp.c (ipcp_update_cloned_node): New function.
9065 (build_const_val): Handle functions correctly; bring type logic
9066 into sync with tree-inline.c
9067 (ipcp_init_stage): Take care of computing stuff needed by
9068 indirect inlining; update clones.
9069 (ipcp_generate_summary): Break out of ipcp_driver.
9070 (ipcp_driver): Do only execution and transformation.
9071 (pass_ipa_cp): Make IPA_PASS.
9072 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9074 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9075 ipcp, some info is already available.
9076 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9077 * tree-inline.c (remap_ssa_name): Unshare expression.
9079 2008-08-21 Richard Guenther <rguenther@suse.de>
9081 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9082 a PHI ask VN if it is already available.
9083 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9084 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9086 2008-08-21 Richard Guenther <rguenther@suse.de>
9089 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9090 makes sure to produce a result of the correct type.
9092 2008-08-21 Jan Hubicka <jh@suse.cz>
9093 Backport from LTO branch:
9095 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9096 Jan Hubicka <jh@suse.cz>
9099 (init_state, finish_state, set_function_state, generate_summary):
9101 (scan_stmt): Renamed from scan_function. Changed to keep state in
9102 local static vars rather than cgraph aux field.
9103 (propagate): Renamed from static_execute. Changed to keep state in
9104 local static vars rather than cgraph aux field.
9105 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9106 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9108 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9110 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9111 * ipa-reference.c (init_function_info, generate_summary,
9112 propagate): New functions.
9113 (analyze_function): Call init_function_info.
9114 (static_execute): Stripped into generate_summary and propagate.
9115 (pass_ipa_reference): Made into ipa_opt_pass.
9117 2008-08-21 Richard Guenther <rguenther@suse.de>
9119 PR tree-optimization/37181
9120 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9122 (extract_range_from_unary_expr): Likewise.
9124 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9126 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9128 * toplev.h (pedwarn_at): Likewise.
9129 * builtins.c: Update all calls to pedwarn.
9130 * c-lex.c: Likewise.
9131 * toplev.c: Likewise.
9132 * c-tree.h: Likewise.
9133 * c-decl.c: Likewise.
9134 * c-errors.c: Likewise.
9135 * c-typeck.c: Likewise.
9136 * c-common.c: Likewise.
9137 * c-parser.c: Likewise.
9139 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9142 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9143 with MODE_VECTOR_INT mode.
9145 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9148 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9149 initialized outside the current module.
9150 (warn_uninitialized_var): Ignore left-hand side when walking the
9151 trees. Ignore address expressions. Examine VUSE operands in gimple
9152 statements with a variable declaration on the right-hand side.
9154 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9157 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9159 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9162 * c-common.c (conversion_warning): Do not warn if applying bit-and
9163 operator to unsigned constant that fits in the target type.
9165 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9168 * c-common.c (conversion_warning): Do not warn for artificial
9171 2008-08-20 Richard Guenther <rguenther@suse.de>
9173 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9174 (extract_range_from_binary_expr): Fall back to constant propagation.
9175 (extract_range_from_unary_expr): Likewise.
9177 2008-08-20 Richard Guenther <rguenther@suse.de>
9179 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9180 with TREE_THIS_VOLATILE on shared nodes.
9181 (fold_stmt_r): Likewise.
9183 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9186 * c-parser.c (c_parser_attributes): For keywords use canonical
9187 spelling for attr_name.
9189 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9191 * value-prof.c (check_counter): Revert wrong call to error.
9193 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9195 * profile.c: Update calls to inform.
9196 * value-prof.c: Update calls to inform.
9198 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9200 * diagnostic.c (inform): Add an explicit location_t parameter.
9201 * toplev.h (inform): Update declaration.
9202 * builtins.c: Update all calls to inform.
9203 * c-common.c: Likewise.
9204 * c-decl.c: Likewise.
9205 * c-opts.c: Likewise.
9206 * c-pch.c: Likewise.
9207 * c-pragma.c: Likewise.
9208 * c-typeck.c: Likewise.
9209 * coverage.c: Likewise.
9211 * toplev.c: Likewise.
9212 * tree-cfg.c: Likewise.
9213 * tree-ssa.c: Likewise.
9215 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9218 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9219 V2DI mode, for SSE4.1, use movq instead of vector set if the
9220 second element is zero and inter-unit moves are OK.
9222 2008-08-20 Richard Guenther <rguenther@suse.de>
9224 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9225 properly handle conversion/copy chains after tuplification.
9227 2008-08-20 Richard Guenther <rguenther@suse.de>
9229 * passes.c (init_optimization_passes): Move the second
9230 forwprop pass before alias computation. Remove the second
9231 DCE pass. Remove the first dominator and phi copy/const
9234 2008-08-20 Nick Clifton <nickc@redhat.com>
9236 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9237 support of this feature. Do not assume that a sufficiently new
9238 assembler will support the feature regardless of the target type.
9239 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9240 * configure: Regenerate.
9242 2008-08-20 Richard Guenther <rguenther@suse.de>
9244 * tree-vrp.c (found_in_subgraph): Remove.
9245 (live): New global static.
9246 (live_on_edge): New function.
9247 (blocks_visited): Remove.
9248 (register_edge_assert_for_2): Use live_on_edge.
9249 (find_conditional_asserts): Remove code dealing with
9250 found_in_subgraph. Do not walk the CFG.
9251 (find_switch_asserts): Likewise.
9252 (find_assert_locations_1): Renamed from find_assert_locations.
9253 Move finding assert locations for conditional and switch
9254 statements first. Update live bitmap. Do not walk the CFG.
9255 (find_assert_locations): New function.
9256 (insert_range_assertions): Remove entry of CFG walk.
9257 Adjust call to find_assert_locations.
9258 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9259 that only can appear because of fake exit edges but assert we
9260 never try to insert on those.
9261 (fini_pre): Do not remove fake exit edges here...
9262 (execute_pre): ...but here, before committing edge inserts.
9264 2008-08-19 Richard Guenther <rguenther@suse.de>
9266 * passes.c (init_optimization_passes): Exchange store-ccp
9269 2008-08-19 Rafael Espíndola <espindola@google.com>
9271 * varasm.c (weak_decls): Move earlier in the file.
9272 (assemble_external): Add weak decls to the weak_decls list.
9273 (declare_weak): Don't add decls to the weak_decls list.
9275 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9278 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9279 before (sse2_shufpd_<mode>).
9281 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9284 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9285 * tree.c (block_nonartificial_location): Likewise.
9287 2008-08-19 Richard Guenther <rguenther@suse.de>
9289 PR tree-optimization/35972
9290 PR tree-optimization/23094
9291 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9293 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9294 handle MISALIGNED_INDIRECT_REF.
9295 (get_ref_from_reference_ops): New helper.
9296 (vn_reference_lookup_pieces): Walk the use-def chain using the
9297 alias-oracle if requested.
9298 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9299 walking the use-def chain.
9300 (compute_avail): But not here.
9301 (create_component_ref_by_pieces_1): Properly handle
9302 MISALIGNED_INDIRECT_REF.
9303 (do_regular_insertion): Handle fully redundant
9304 expressions after PHI-translation also for SSA_NAME values, not
9305 only constants. Correctly use edoubleprime for that.
9307 2008-08-19 Ira Rosen <irar@il.ibm.com>
9309 * tree-vectorizer.c (supportable_widening_operation): Support
9310 multi-step conversion, return the number of steps in such conversion
9311 and the required intermediate types.
9312 (supportable_narrowing_operation): Likewise.
9313 * tree-vectorizer.h (vect_pow2): New function.
9314 (supportable_widening_operation): Change argument types.
9315 (supportable_narrowing_operation): Likewise.
9316 (vectorizable_type_promotion): Add an argument.
9317 (vectorizable_type_demotion): Likewise.
9318 * tree-vect-analyze.c (vect_analyze_operations): Call
9319 vectorizable_type_promotion and vectorizable_type_demotion with
9320 additional argument.
9321 (vect_get_and_check_slp_defs): Detect patterns.
9322 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9324 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9325 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9326 factor according to the smallest type in the loop.
9327 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9328 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9329 supportable_widening_operation with correct arguments.
9330 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9331 operands lists according to the number of vector statements in left
9332 or right node, if exists.
9333 (vect_gen_widened_results_half): Remove unused argument.
9334 (vectorizable_conversion): Call supportable_widening_operation,
9335 supportable_narrowing_operation, and vect_gen_widened_results_half
9336 with correct arguments.
9337 (vectorizable_assignment): Change documentation, support multiple
9339 (vectorizable_operation): Likewise.
9340 (vect_get_loop_based_defs): New function.
9341 (vect_create_vectorized_demotion_stmts): Likewise.
9342 (vectorizable_type_demotion): Support loop-aware SLP and general
9343 multi-step conversion. Call vect_get_loop_based_defs and
9344 vect_create_vectorized_demotion_stmts for transformation.
9345 (vect_create_vectorized_promotion_stmts): New function.
9346 (vectorizable_type_promotion): Support loop-aware SLP and general
9347 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9349 (vectorizable_store): Change documentation, support multiple
9351 (vectorizable_load): Likewise.
9352 (vect_transform_stmt): Pass SLP_NODE to
9353 vectorizable_type_promotion and vectorizable_type_demotion.
9354 (vect_schedule_slp_instance): Move here the calculation of number
9355 of vectorized statements for each node from...
9356 (vect_schedule_slp): ... here.
9357 (vect_transform_loop): Call vect_schedule_slp without the last
9360 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9363 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9364 to == in assert statement.
9365 (vectorizable_reduction): Fix typo.
9367 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9370 * value-prof.c (check_counter): Dereference pointer to overall
9371 count when printing it.
9373 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9375 * profile.h: Really add it.
9377 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9379 * mcf.c: Really add it.
9381 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9382 Vinodha Ramasamy <vinodha@google.com>
9384 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9386 * value-prof.c (check_counter): Fix the counter if
9387 flag_profile_correction is true.
9388 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9389 tree_mod_subtract_transform):
9390 Follow check_counter parameter change.
9391 * common.opt (fprofile-correction): New option.
9393 * profile.h: Likewise.
9394 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9395 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9396 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9398 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9399 flag_profile_correction is set.
9401 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9403 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9405 2008-08-18 Tomas Bily <tbily@suse.cz>
9407 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9408 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9410 * tree-data-ref.c (split_constant_offset_1): Likewise.
9411 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9412 * tree-sra.c (sra_walk_expr): Likewise.
9413 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9414 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9415 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9416 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9418 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9419 * tree-vect-transform.c (vectorizable_type_demotion)
9420 (vectorizable_type_promotion): Likewise.
9421 * tree-inline.c (expand_call_inline):
9422 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9423 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9424 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9425 * expr.c (expand_expr_real_1): Likewise.
9426 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9427 (gimple_assign_unary_useless_conversion_p): Likewise.
9428 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9429 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9430 * fold-const.c (fold_unary): Likewise.
9431 * tree.h (CONVERT_EXPR_P): Likewise.
9432 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9433 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9435 (register_edge_assert_for_2, extract_range_from_unary_expr)
9436 (register_edge_assert_for_1): Likewise.
9438 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9440 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9441 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9442 (enum real_value_const): Delete.
9443 (get_real_const): Delete.
9444 * real.c (get_real_const): Delete.
9445 (dconst_e_ptr): Define.
9446 (dconst_third_ptr): Define.
9447 (dconst_sqrt2_ptr): Define.
9448 * builtins.c: Update all callers.
9450 2008-08-18 Richard Guenther <rguenther@suse.de>
9452 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9453 statement iterator after statement removal.
9455 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9457 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9458 (detect_processor_freebsd): Likewise.
9459 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9461 2008-08-18 Richard Guenther <rguenther@suse.de>
9463 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9464 and loads have the correct types.
9466 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9469 * c-opts.c (cpp_opts): Remove static.
9470 * c-parser.c (cpp_opts): Declare it extern.
9471 (disable_extension_diagnostics): Handle cpp options.
9472 (enable_extension_diagnostics): Likewise.
9474 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9476 * diagnostics.c (permerror_at): Rename as permerror.
9477 (permerror): Delete.
9478 * toplev.h: Likewise.
9480 2008-08-18 Richard Guenther <rguenther@suse.de>
9482 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9483 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9484 Move call_cdce before build_alias. Move copyrename2,
9485 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9486 right after final inlining.
9487 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9488 (pass_build_cfg): But instead via TODO_dump_func.
9490 2008-08-18 Richard Guenther <rguenther@suse.de>
9492 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9494 (scalarize_init): If we failed to generate some initializers
9495 do not generate zeros for not instantiated members. Instead
9496 rely on the copy out.
9497 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9498 about missing flow-sensitive alias info only if we have
9501 2008-08-17 Nick Clifton <nickc@redhat.com>
9503 * doc/extend.texi (Function Attributes): Fix typo in description
9504 if hot function attribute.
9506 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9507 Richard Sandiford <rdsandiford@googlemail.com>
9509 * doc/install.texi (--with-mips-plt): Document.
9510 * doc/invoke.texi (-mplt, -mno-plt): Document.
9511 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9512 and handle ${with_mips_plt}.
9513 * config/mips/mips.opt (mplt): New option.
9514 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9515 (TARGET_ABICALLS_PIC2): Likewise.
9516 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9517 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9518 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9519 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9520 to decide whether to output ".option picX" directives.
9521 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9522 Pass -call_nonpic rather than -KPIC for -mplt.
9523 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9524 on the command line. Also remove it when -mabi=64 is used without
9526 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9527 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9528 TARGET_ABICALLS_PIC0.
9529 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9531 (mips16_build_function_stub): Only output ".option pic" directives
9532 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9533 (mips16_build_call_stub): Fix comment and remove redundant
9534 ".set at"/"set .noat" directives.
9535 (mips_function_rodata_section): Use the default behaviour for
9536 TARGET_ABSOLUTE_ABICALLS.
9537 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9538 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9539 (mips_restore_gp): Do nothing if the current function doesn't use
9541 (mips_expand_prologue): Only save $gp if the current function uses it.
9542 Use a normal move for TARGET_ABICALLS_PIC0.
9543 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9545 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9547 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9548 of function when handling GLOBAL_POINTER_REGNUM.
9550 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9553 * common.opt (-fstack-check): Do not declare the variable here.
9554 (-fstack-check=): New option variant.
9555 * doc/invoke.texi (Code Gen Options): Document it.
9556 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9557 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9558 (STACK_CHECK_STATIC_BUILTIN): New macro.
9559 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9560 * opts.c: Include expr.h.
9561 (common_handle_option) <OPT_fold_stack_check_>: New case.
9562 <OPT_fstack_check>: Likewise.
9563 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9564 consistently in the test for variable-sized types. Adjust for
9565 new behaviour of flag_stack_check.
9566 * explow.c: Include except.h.
9567 (allocate_dynamic_stack_space): Do not take into account
9568 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9569 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9570 for variable-sized parameters. Treat all parameters whose size is
9571 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9572 stack checking is enabled.
9573 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9574 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9575 if generic stack checking is enabled.
9576 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9577 * reload1.c (reload): Likewise.
9578 * stmt.c (expand_decl): Assert that all automatic variables have
9579 fixed size at this point and remove dead code.
9580 * flags.h (stack_check_type): New enumeration type.
9581 (flag_stack_check): Declare.
9582 * toplev.c (flag_stack_check): New global variable.
9583 * Makefile.in (opts.o): Add dependency on EXPR_H.
9584 (explow.o): Add dependency on except.h.
9586 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9588 * config/avr/avr.c (avr_override_options): Reduce value of
9589 PARAM_INLINE_CALL_COST.
9591 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9593 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9594 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9595 lieu of TYPE_MODE (type) throughout.
9597 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9599 * config/arm/arm.c (add_minipool_backward_ref): Check for
9600 8-byte-aligned entries in second case of forcing insertion after a
9601 particular entry. Change third case to avoid inserting
9602 non-8-byte-aligned entries before 8-byte-aligned ones.
9604 2008-08-15 Richard Guenther <rguenther@suse.de>
9606 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9607 strip components for unknown size accesses.
9609 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9611 * config/s390/2097.md New file.
9612 * config/s390/s390.md ("z10prop" attribute): Define none,
9613 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9614 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9615 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9616 possible values and apply them to insns as appropriate.
9617 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9618 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9619 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9620 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9621 ("bfp" mode attribute): Removed. Every occurence replaced
9623 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9624 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9627 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9630 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9633 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9635 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9636 additional argument. Support reduction when duplication is needed due
9637 to data-types of different sizes in the loop.
9638 (get_initial_def_for_induction): Fix printout.
9639 (vect_get_vec_def_for_stmt_copy): Support case where the
9640 vec_stmt_for_operand is a phi node.
9641 (vectorizable_reduction): Support reduction when duplication is needed
9642 due to data-types of different sizes in the loop.
9643 (vectorizable_call): Remove restriction to not vectorize in case we
9644 have data-types of different sizes in the loop.
9645 (vectorizable_conversion): Likewise.
9646 (vectorizable_operation): Likewise.
9647 (vectorizable_type_demotion): Likewise.
9648 (vectorizable_type_promotion): Likewise.
9649 (vectorizable_induction): Add restriction to not vectorize in case
9650 we have data-types of different sizes in the loop.
9652 2008-08-14 Christophe Saout <christophe@saout.de>
9653 Uros Bizjak <ubizjak@gmail.com>
9656 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9657 (*vec_concatv2di_rex64_sse4_1): Ditto.
9658 (*vec_concatv2di_rex64_sse): Ditto.
9660 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9663 * fold-const.c (fold_widened_comparison): Do not allow
9664 sign changes that change the result even if shorter type
9665 is wider than arg1_unw's type.
9667 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9669 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9670 Skip if the multilib testing specifies -march that does not
9671 agree with the one specified in the testcase.
9673 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9675 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9676 zero extend SImode values being converted to TFmode before passing
9679 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9681 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9682 __PPU__ when targeting the Cell/B.E. PPU processor.
9684 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9686 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9687 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9688 Rematerialize the static chain, if any.
9689 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9692 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9694 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9695 (new_loc_descr): Likewise.
9696 (add_loc_descr): Likewise.
9697 (size_of_loc_descr): Likewise.
9698 (size_of_locs): Likewise.
9699 (output_loc_operands): Likewise.
9700 (output_loc_sequence): Likewise.
9701 (new_reg_loc_descr): New.
9702 (build_cfa_loc): Use it.
9703 (build_cfa_aligned_loc): Likewise.
9704 (one_reg_loc_descriptor): Likewise.
9705 (based_loc_descr): Likewise.
9707 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9710 * doc/invoke.texi (Wmain): Update.
9711 * c-decl.c (start_decl): warn_main is only 0 or 1.
9712 (start_function): Likewise. Fix formatting.
9713 (finish_function): Delete redundant warning.
9714 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9715 * c-opts (c_common_handle_option): -Wall only has effect if
9716 warn_main is uninitialized. OPT_Wmain is automatically
9717 handled. -pedantic also enables Wmain.
9718 (c_common_post_options): Handle all logic for Wmain here.
9719 * c-common.c (warn_main): Delete.
9720 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9721 * c-common.h (warn_main): Delete.
9723 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9726 * expr.c (emit_group_store): Allocate stack temp with the
9727 largest alignment when copying from register to stack.
9729 2008-08-13 Richard Guenther <rguenther@suse.de>
9731 * tree.h (maybe_fold_offset_to_address): Declare.
9732 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9733 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9734 Likewise for POINTER_PLUS_EXPR.
9735 (maybe_fold_offset_to_reference): Enable disabled code.
9736 (maybe_fold_offset_to_address): New function.
9737 (fold_stmt_r): Use it.
9738 (fold_gimple_assign): Likewise.
9739 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9740 (gimplify_expr): Likewise.
9742 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9744 * toplev.h (pedwarn_at): Fix declaration.
9746 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9748 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9749 LINK_SPEC): Use %R in -Y P argument.
9751 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9754 * diagnostic.c (pedwarn_at): New.
9755 * toplev.h (pedwarn_at): Declare.
9756 * c-tree.h (build_enumerator): Update declaration.
9757 * c-decl.c (finish_enum): Update comment.
9758 (build_enumerator): Take a location parameter. Give a pedwarn but do
9759 not perform any conversion.
9760 * c-parser.c (c_parser_enum_specifier): Set correct location for
9763 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9766 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9767 expressions except for conversions to signed:1 bitfields. Handle
9768 COND_EXPR with constant operands.
9770 2008-08-13 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/15255
9773 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9774 (struct oecount_s): New struct and VEC types.
9776 (oecount_hash): New function.
9777 (oecount_eq): Likewise.
9778 (oecount_cmp): Likewise.
9779 (zero_one_operation): New function.
9780 (build_and_add_sum): Likewise.
9781 (undistribute_ops_list): Perform un-distribution of multiplication
9782 and division on the chain of summands.
9783 (should_break_up_subtract): Also break up subtracts for factors.
9784 (reassociate_bb): Delete dead visited statements.
9785 Call undistribute_ops_list. Re-sort and optimize if it did something.
9786 * passes.c (init_optimization_passes): Move DSE before
9788 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9791 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9793 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9795 * doc/invoke.texi: Revert unintended checkin.
9797 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9800 * gcc.c (include_spec_function): Tweak call to find_a_file.
9802 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9805 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9806 and TRUTH_ORIF_EXPR.
9807 * dojump.c (do_jump): Likewise.
9809 PR tree-optimization/37084
9810 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9811 if id->regimplify, don't assume stmt is a cast assignment.
9813 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9815 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9817 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9820 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9823 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9825 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9826 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9828 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9829 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9830 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9831 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9832 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9834 * doc/tm.texi (Storage Layout): Remove documentation for
9835 TARGET_FLOAT_FORMAT.
9837 * simplify-rtx.c (simplify_binary_operation_1): Replace
9838 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9840 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9842 * real.h (struct real_format): New member has_sign_dependent_rounding.
9843 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9844 spu_single_format, ieee_double_format, mips_double_format,
9845 motorola_double_format, ieee_extended_motorola_format,
9846 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9847 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9848 mips_extended_format, ieee_quad_format, mips_quad_format,
9849 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9850 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9852 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9853 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9854 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9855 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9856 (ROUND_TOWARDS_ZERO): Likewise.
9858 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9859 (FLOAT_MODE_FORMAT): New macro.
9860 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9861 (MODE_COMPOSITE_P): ... this new macro.
9862 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9863 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9864 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9866 * flags.h: Include "real.h".
9868 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9869 REAL_MODE_FORMAT_COMPOSITE_P.
9870 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9872 * doc/tm.texi (Storage Layout): Remove documentation of
9873 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9874 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9875 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9876 they only apply to libgcc2.a.
9878 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9880 * config/spu/float_disf.c: New file.
9881 * config/spu/float_unsdisf.c: New file.
9882 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9883 (LIB2FUNCS_EXCLUDE): Define.
9885 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9886 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9888 * real.h (struct real_format): New member round_towards_zero.
9889 * real.c (round_for_format): Respect fmt->round_towards_zero.
9890 (ieee_single_format, mips_single_format, motorola_single_format,
9891 spu_single_format, ieee_double_format, mips_double_format,
9892 motorola_double_format, ieee_extended_motorola_format,
9893 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9894 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9895 mips_extended_format, ieee_quad_format, mips_quad_format,
9896 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9897 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9899 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9900 real_format to choose rounding mode when calling MPFR functions.
9901 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9902 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9904 * real.h (real_to_decimal_for_mode): Add prototype.
9905 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9906 Respect target rounding mode when generating decimal representation.
9907 (real_to_decimal): New stub for backwards compatibility.
9908 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9909 real_to_decimal_for_mode instead of real_to_decimal.
9911 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9913 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9914 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9916 * real.c (spu_single_format): New variable.
9917 * real.h (spu_single_format): Declare.
9919 * config/spu/spu.c (spu_override_options): Install SFmode format.
9920 (spu_split_immediate): Use integer mode to operate on pieces of
9921 floating-point values in all cases.
9923 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9924 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9925 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9927 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9929 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9931 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9933 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9935 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9938 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9939 on the VAR_DECL instead of TYPE_READONLY on its type.
9941 2008-08-12 Ira Rosen <irar@il.ibm.com>
9943 * tree-vectorizer.c: Depend on langhooks.h.
9944 (supportable_widening_operation): Add two arguments. Support double
9946 (supportable_narrowing_operation): Likewise.
9947 * tree-vectorizer.h (supportable_widening_operation): Add two
9949 (supportable_narrowing_operation): Likewise.
9950 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9951 supportable_widening_operation with correct arguments.
9952 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9953 (vectorizable_type_demotion): Support double type conversions.
9954 (vectorizable_type_promotion): Likewise.
9955 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9957 2008-08-11 Michael Matz <matz@suse.de>
9959 * i386/i386.c (override_options): Move initialisation from
9960 flag_schedule_insns_after_reload to here from ...
9961 (optimization_options): ... here.
9963 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9965 PR rtl-optimization/36998
9966 * dwarf2out.c (compute_barrier_args_size_1,
9967 compute_barrier_args_size): Temporarily remove assertions.
9969 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9972 * tree-ssa.c (struct walk_data): Add new flag
9973 warn_possibly_uninitialized.
9974 (warn_uninitialized_var): Use it.
9975 (warn_uninitialized_vars): New.
9976 (execute_early_warn_uninitialized): Call it.
9977 (execute_late_warn_uninitialized): Likewise.
9979 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9982 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9985 2008-08-09 Jan Hubicka <jh@suse.cz>
9988 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9990 (expand_fix): Be prepared for expansion to fail.
9991 (expand_sfix_optab): Remove instructions if expansion failed.
9993 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9995 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9997 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9998 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10000 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10002 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10003 mips/t-libgcc-mips16 to tmake_file.
10004 * config/mips/mips-protos.h (mips_call_type): New enum.
10005 (mips_pic_base_register, mips_got_load): Declare.
10006 (mips_restore_gp): Take an rtx argument.
10007 (mips_use_pic_fn_addr_reg_p): Declare.
10008 (mips_expand_call): Replace the sibcall_p argument with
10009 a mips_call_type argument. Add a lazy_p parameter.
10010 (mips_split_call): Declare.
10011 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10012 (MIPS16_PIC_TEMP): Likewise.
10013 (reg_class): Delete M16_NA_REGS.
10014 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10015 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10016 (mips_split_hi_p): Declare.
10017 * config/mips/mips.c (mips_split_hi_p): New array.
10018 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10019 (mips_got_symbol_type_p): New function.
10020 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10021 (mips16_stub_function_p): New function.
10022 (mips16_local_function_p): Likewise.
10023 (mips_use_pic_fn_addr_reg_p): Likewise.
10024 (mips_cannot_force_const_mem): Return false for HIGHs.
10025 Extend CONST_INT and symbolic handling to MIPS16, using
10026 mips_symbol_insns to check that the base symbol type is a
10027 legitimate constant. Reject GOT-based constants if
10028 TARGET_MIPS16_PCREL_LOADS.
10029 (mips_const_insns): Check targetm.cannot_force_const_mem when
10030 decomposing a symbolic base and a large offset.
10031 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10032 When calling a function that needs $25 from MIPS16 code,
10033 move the target address into $25 separately and add a USE
10035 (mips16_gp_pseudo_reg): Insert the initializer immediately
10036 before the first real insn.
10037 (mips_pic_base_register, mips_got_load): New functions.
10038 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10039 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10040 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10041 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10042 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10043 also passing NULL_RTX rather than const0_rtx as the aux argument.
10044 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10045 instead of TARGET_EXPLICIT_RELOCS.
10046 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10047 (mips_load_call_address): Replace the sibcall_p argument with
10048 a mips_call_type argument. Use mips_got_load.
10049 (mips16_local_alias): New structure.
10050 (mips16_local_aliases): New variable.
10051 (mips16_local_aliases_hash): New function.
10052 (mips16_local_aliases_eq): Likewise.
10053 (mips16_local_alias): Likewise.
10054 (mips16_stub_function): Likewise.
10055 (mips16_build_function_stub): Create a local alias for the target
10056 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10057 .cpload directive and an R_MIPS_NONE relocation for the target
10058 function, then load the alias rather than the function itself.
10059 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10060 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10061 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10062 (mips16_build_call_stub): Replace the FN parameter with an
10063 FN_PTR parameter. Force the address into a register if it
10064 isn't a call_insn_operand; don't rely on the caller to do this.
10065 If a call to a locally-defined and locally-binding MIPS16
10066 function must be made indirectly, redirect the call to the
10067 function's local alias. Use mips16_stub_function_p,
10068 mips16_stub_function, mips_expand_call and use_reg.
10069 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10070 Use explicit %hi and %lo accesses where possible.
10071 Use MIPS_CALL to generate the correct code form of a
10072 jal instruction. Add clobbers of $18 instead of uses.
10073 Update the call to mips_emit_call_insn.
10074 (mips_expand_call): Replace the SIBCALL_P argument with a
10075 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10076 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10077 allowing it to modify the call address. Update the calls to
10078 mips_load_call_address and mips_emit_call_insn.
10079 (mips_split_call): New function.
10080 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10081 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10082 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10083 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10084 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10086 (mips_cprestore_slot): New function.
10087 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10088 and use mips_cprestore_slot.
10089 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10091 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10092 then use a copygp_mips16 instruction to set up $28.
10093 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10094 (mips16_lay_out_constants): Call split_all_insns_noflow.
10095 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10096 false if TARGET_MIPS16.
10097 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10098 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10099 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10100 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10101 MIPS16 code. Allow MIPS16 o32 PIC.
10102 (mips_override_options): Allow MIPS16 o32 PIC.
10103 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10104 after reload if TARGET_USE_GOT.
10105 (UNSPEC_COPYGP): New constant.
10106 (length): Use a default length of 8 for MIPS16 GOT loads.
10107 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10108 (*got_page<mode>): Check mips_split_hi_p.
10109 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10110 (unspec_got<mode>, unspec_call<mode>): New expanders.
10111 (load_got<mode>, load_call<mode>): Remove the length attributes.
10112 Use a got attribute instead of a type attribute.
10113 (copygp_mips16): New insn.
10114 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10115 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10116 (sibcall, sibcall_value, call, call_value): Update the calls
10117 to mips_expand_call.
10118 (call_internal, call_value_internal): Use mips_split_call.
10119 (call_value_multiple_internal): Likewise.
10120 (call_split): Move after call_internal (the insn it is split from).
10121 (call_internal_direct, call_value_internal_direct): Turn into
10122 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10123 (call_direct_split, call_value_direct_split): New patterns.
10124 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10125 and use M16_REGS instead of M16_NA_REGS.
10126 * config/mips/predicates.md (const_call_insn_operand): Replace
10127 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10128 mips_use_pic_fn_addr_reg_p check.
10129 (move_operand): Reject HIGHs if mips_split_hi_p.
10130 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10131 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10132 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10133 * config/mips/libgcc-mips16.ver: New file.
10134 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10135 $(srcdir)/config/mips/libgcc-mips16.ver.
10137 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10139 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10141 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10142 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10143 (mips16_cfun_returns_in_fpr_p): Likewise.
10145 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10147 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10148 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10149 rather than 4 to PC.
10151 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10153 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10154 (FUNCTION_PROFILER): Save the static chain pointer into $2
10155 beforehand and restore it aftewards.
10156 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10157 address directly into $25 and call the function through $25;
10158 do not clobber $3. Pad the DImode version to cover the space
10159 left by the deleted $25 <- $3 move.
10160 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10161 the removal of the $25 <- $3 move.
10162 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10163 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10165 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10166 Daniel Jacobowitz <dan@codesourcery.com>
10168 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10169 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10170 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10171 * config/mips/mips.c (mips_start_function_definition): New function.
10172 (mips_end_function_definition): Likewise.
10173 (mips_output_function_prologue): Use mips_start_function_definition.
10174 (mips_output_function_epilogue): Use mips_end_function_definition.
10175 (build_mips16_function_stub): Use mips_start_function_definition
10176 and mips_end_function_definition.
10177 (build_mips16_call_stub): Likewise.
10179 2008-08-09 Richard Guenther <rguenther@suse.de>
10181 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10182 * gimple.h (gimple_call_fn): Adjust comment.
10183 (gimple_call_set_fndecl): New function.
10184 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10185 longer having bare FUNCTION_DECL operand.
10186 (gimple_call_return_type): Likewise.
10187 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10189 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10190 (gimple_mod_pow2): Likewise.
10191 (gimple_mod_subtract): Likewise.
10192 (gimple_ic): Likewise.
10193 (gimple_stringop_fixed_value): Likewise.
10194 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10195 longer having bare FUNCTION_DECL operand.
10196 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10197 * omp-low.c (optimize_omp_library_calls): Likewise.
10198 * cgraphunit.c (update_call_expr): Likewise.
10199 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10200 (execute_convert_to_rsqrt): Likewise.
10201 * cfgexpand.c (gimple_to_tree): Simplify.
10202 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10203 bare FUNCTION_DECL operand.
10204 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10205 (convert_gimple_call): Use gimple_call_fndecl.
10206 * c-common.c (c_warn_unused_result): Likewise.
10208 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10211 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10212 (c_finish_return): Likewise.
10213 (c_start_case): Likewise.
10214 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10215 * c-parser.c (c_parser_condition): New. Call
10216 verify_sequence_points.
10217 (c_parser_paren_condition): Call c_parser_condition.
10218 (c_parser_for_statement): Call c_parser_condition.
10220 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10223 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10224 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10225 Moved from diagnostic.h
10226 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10228 (emit_diagnostic): New.
10229 (warning0, pedwarn0): Delete.
10230 (warning, warning_at, pedwarn, permerror): Return bool.
10231 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10232 Moved to diagnostic.c.
10233 (struct diagnostic_context): Use correct type for
10234 classify_diagnostic.
10235 (diagnostic_report_diagnostic): Update declaration.
10236 (emit_diagnostic): Declare.
10237 * errors.c (warning): Return bool.
10238 * errors.h (warning): Update declaration.
10239 * toplev.h (warning0, pedwarn0): Delete.
10240 (warning, warning_at, pedwarn, permerror): Return bool.
10241 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10242 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10243 inform. Update all calls.
10244 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10245 before giving informative note.
10246 (implicit_decl_warning): Likewise.
10247 * c-typeck.c (build_function_call): Likewise.
10248 * tree-sssa.c (warn_uninit): Likewise.
10249 * builtins.c (gimplify_va_arg_expr): Likewise.
10251 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10254 * doc/invoke.texi (-Wextra): Move warning from here...
10255 (-Wuninitialized): ... to here.
10257 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10260 * flags.h (set_Wunused): Delete
10261 * toplev.c (process_options): Handle Wunused flags here.
10262 * opts.c (maybe_warn_unused_parameter): Delete.
10263 (common_handle_option): Replace set_Wunused by warn_unused.
10264 (set_Wextra): Do not handle Wunused-parameter here.
10265 (set_Wunused): Delete.
10266 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10268 * common.opt (Wunused): Add Var and Init.
10269 (Wunused-function): Likewise.
10270 (Wunused-label): Likewise.
10271 (Wunused-parameter): Likewise.
10272 (Wunused-value): Likewise.
10273 (Wunused-variable): Likewise.
10275 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10277 * doc/invoke.texi: Add cpu_type power7.
10278 * config.in (HAVE_AS_VSX): New.
10279 * config.gcc: Add cpu_type power7.
10280 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10282 * configure: Regenerate.
10283 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10285 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10286 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10287 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10289 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10291 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10292 type to vectorize.builtin_conversion.
10293 (vectorizable_conversion): Likewise.
10294 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10295 integral type as input.
10296 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10298 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10299 and ALTIVEC_BUILTIN_VCTSXS.
10300 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10303 2008-08-08 Richard Guenther <rguenther@suse.de>
10305 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10306 (surely_varying_stmt_p): Calls are varying only if they are
10307 non-builtin and not indirect or have no result.
10308 (ccp_fold): Re-instantiate code before the tuples merge.
10310 2008-08-08 Richard Guenther <rguenther@suse.de>
10312 PR tree-optimization/37056
10313 * gimple.h (gimple_assign_rhs_class): New helper function.
10314 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10315 unary operations properly.
10317 2008-08-07 Jan Hubicka <jh@suse.cz>
10319 * i386.h (ix86_size_cost): Declare.
10320 (ix86_cur_cost): New function macro.
10321 * i386.md (peepholes expanding size and splitters): Predicate by
10322 optimize_insn_for_speed_p.
10323 (peepholes reduce size and splitters): Predicate by
10324 optimize_insn_for_size_p.
10325 * i386.c (ix86_size_cost): Rename from ...
10326 (size_cost): This one.
10327 (override_options): Update.
10328 (decide_alg): Likewise.
10329 (ix86_expand_clear): Use RTL profile.
10330 (ix86_pad_returns): Use RTL profile.
10332 2008-08-07 Jan Hubicka <jh@suse.cz>
10334 * recog.c (split_all_insns): Set RTL profile
10335 (peephole2_optimize): Likewise.
10336 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10337 * combine.c (combine_instructions): Likewise.
10339 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10341 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10343 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10345 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10346 value in a6 after the set_frame_ptr insn.
10348 2008-08-07 Richard Henderson <rth@redhat.com>
10351 * gcc.c (cpp_options): Pass along -g*.
10353 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10355 * config/arm/arm.c (output_move_neon): Update comment describing
10356 big-endian vector layout.
10357 (arm_assemble_integer): Do not handle big-endian NEON vectors
10359 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10360 neon_vget_lane<mode>_sext_internal,
10361 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10362 element indices for big-endian.
10364 2008-08-07 Richard Henderson <rth@redhat.com>
10366 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10367 * configure, config.in: Rebuild.
10368 * debug.h (dwarf2out_do_cfi_asm): Declare.
10369 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10370 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10371 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10372 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10374 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10376 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10377 movv2si_internal): Combine into mov<mode>_internal.
10378 (movv2si_internal_2): Remove.
10380 2008-08-07 Jan Hubicka <jh@suse.cz>
10383 * i386.md (single stringop patterns): Enable unconditionally.
10385 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10388 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10390 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10391 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10393 * config/i386/sse.md (sse2_movq128): New.
10395 * doc/extend.texi: Document __builtin_ia32_movq128.
10397 2008-08-07 Richard Guenther <rguenther@suse.de>
10399 PR middle-end/37042
10400 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10401 pointers can access anything.
10403 2008-08-06 Jan Hubicka <jh@suse.cz>
10405 * optabs.c (emit_unop_insn): Break out to ...
10406 (maybe_emit_unop_insn): ... this one.
10407 (expand_sfix_optab): Use maybe variant.
10408 * optabs.h (maybe_emit_unop_insn): Declare.
10410 * i386.md (mov0 patterns): Enable by default.
10411 (FP conversion expanders): Disable expansion of code expanding
10412 sequences when instruction should be optimized for size.
10413 (single strinop patterns): Enable when optimizing for size.
10414 (string expanders): Disable expanding of code expanding sequences
10415 when optimizning instruction for size.
10416 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10418 (ix86_fp_comparison_sahf_cost): Likewise.
10419 (ix86_expand_branch): Likewise.
10420 (ix86_expand_ashl_const): Likewise.
10421 (ix86_split_ashl): Likewise.
10422 (ix86_expand_strlen): Likewise.
10423 (ix86_emit_fp_unordered_jump): Likewie.
10425 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10427 * c-common.c: Fix typo.
10428 (c_common_reswords): Activate more C++ keyword warnings.
10430 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10432 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10435 * diagnostic.c (permerror_at): New.
10436 * toplev.h (permerror_at): Declare.
10438 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10439 Ira Rosen <irar@il.ibm.com>
10441 * tree-vect-transform.c (vect_model_simple_cost): Return
10442 immediately if stmt is pure SLP.
10443 (vect_model_store_cost): Ditto.
10444 (vect_model_load_cost): Ditto.
10445 (vectorizable_store): Remove PURE_SLP check before call
10446 to vect_model_store_cost.
10447 (vect_model_store_cost): When checking whether stmt describe
10448 strided access, add a check that it is not slp_node.
10450 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10453 * c-common.c (warn_for_sign_compare): New. Handle separately the
10454 case that 'constant' is zero.
10455 * c-typeck.c (build_binary_op): Move code to c-common.c
10457 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10459 * config/alpha/alpha.c (alpha_preferred_reload_class,
10460 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10461 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10462 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10463 * config/arm/arm.md: Likewise.
10464 * config/avr/avr-protos.h (preferred_reload_class,
10465 test_hard_reg_class, avr_simplify_comparison_p,
10466 out_shift_with_cnt, class_max_nregs): Likewise.
10467 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10468 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10469 preferred_reload_class, test_hard_reg_class): Likewise.
10470 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10471 bfin_memory_move_cost, bfin_secondary_reload,
10472 bfin_output_mi_thunk): Likewise.
10473 * config/crx/crx.c (crx_secondary_reload_class,
10474 crx_memory_move_cost): Likewise.
10475 * config/frv/frv-protos.h (frv_secondary_reload_class,
10476 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10477 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10478 frv_secondary_reload_class, frv_class_likely_spilled_p,
10479 frv_class_max_nregs): Likewise.
10480 * config/h8300/h8300.c (h8300_classify_operand,
10481 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10483 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10484 * config/ia64/ia64.c (ia64_preferred_reload_class,
10485 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10486 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10487 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10489 * config/m68hc11/m68hc11.c (preferred_reload_class,
10490 m68hc11_memory_move_cost): Likewise.
10491 * config/mcore/mcore.c (mcore_secondary_reload_class,
10492 mcore_reload_class): Likewise.
10493 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10494 mips_class_max_nregs, mips_cannot_change_mode_class,
10495 mips_preferred_reload_class, mips_secondary_reload_class,
10496 mips_output_mi_thunk): Likewise.
10497 * config/mmix/mmix.c (mmix_preferred_reload_class,
10498 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10500 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10502 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10503 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10504 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10505 * config/rs6000/rs6000.c (paired_expand_vector_init,
10506 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10507 compare_section_name, rs6000_memory_move_cost): Likewise.
10508 * config/s390/s390.c (s390_emit_compare_and_swap,
10509 s390_preferred_reload_class, s390_secondary_reload,
10510 legitimize_pic_address, legitimize_tls_address,
10511 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10512 s390_class_max_nregs): Likewise.
10513 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10514 * config/s390/s390.md: Likewise.
10515 * config/score/score-protos.h (score_secondary_reload_class,
10516 score_preferred_reload_class): Likewise.
10517 * config/score/score.c (score_preferred_reload_class,
10518 score_secondary_reload_class): Likewise.
10519 * config/score/score3.c (score3_output_mi_thunk,
10520 score3_preferred_reload_class, score3_secondary_reload_class,
10521 score3_hard_regno_mode_ok): Likewise.
10522 * config/score/score3.h (score3_preferred_reload_class,
10523 score3_secondary_reload_class): Likewise.
10524 * config/score/score7.c (score7_output_mi_thunk,
10525 score7_preferred_reload_class, score7_secondary_reload_class,
10526 score7_hard_regno_mode_ok): Likewise.
10527 * config/score/score7.h (score7_preferred_reload_class,
10528 score7_secondary_reload_class): Likewise.
10529 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10530 output_branchy_insn, add_constant, gen_block_redirect,
10531 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10532 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10533 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10534 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10535 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10536 xstormy16_preferred_reload_class): Likewise.
10537 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10538 xtensa_expand_atomic, override_options,
10539 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10541 * reorg.c (try_merge_delay_insns): Likewise.
10542 * tree.c (merge_dllimport_decl_attributes): Likewise.
10544 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10546 2008-08-06 Michael Matz <matz@suse.de>
10548 * Makefile.in (write_entries_to_file): Quote words.
10549 * gengtype.c: (read_input_line): Skip over leading white-space.
10551 2008-08-06 Marc Gauthier <marc@tensilica.com>
10553 * config.gcc: Match more processor names for Xtensa.
10554 * configure.ac: Likewise.
10555 * doc/install.texi (Specific): Likewise.
10556 * configure: Regenerate.
10558 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10560 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10561 * calls.c (avoid_likely_spilled_reg): Likewise.
10562 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10563 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10564 * config/i386/i386.c (ix86_expand_special_args_builtin,
10565 ix86_secondary_reload): Likewise.
10566 * except.c (struct eh_region, gen_eh_region_catch,
10567 remove_unreachable_regions, duplicate_eh_regions,
10568 assign_filter_values, build_post_landing_pads,
10569 sjlj_find_directly_reachable_regions, remove_eh_handler,
10570 reachable_next_level, foreach_reachable_handler,
10571 can_throw_internal_1, can_throw_external_1,
10572 collect_one_action_chain): Likewise.
10573 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10574 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10575 * function.c (update_temp_slot_address, instantiate_new_reg,
10576 instantiate_virtual_regs_in_rtx,
10577 instantiate_virtual_regs_in_insn): Likewise.
10578 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10579 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10580 gimplify_cleanup_point_expr): Likewise.
10581 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10582 * passes.c (next_pass_1): Likewise.
10583 * print-tree.c (print_node_brief, print_node): Likewise.
10584 * profile.c (branch_prob): Likewise.
10585 * tree-dump.c (dump_register): Likewise.
10586 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10588 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10589 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10590 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10591 copy_arguments_for_versioning, copy_static_chain): Likewise.
10592 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10593 add_new_name_mapping, register_new_name_mapping): Likewise.
10594 * tree-mudflap.c (mf_xform_derefs): Likewise.
10595 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10596 get_init_expr, combine_chains): Likewise.
10597 * tree-pretty-print.c (dump_generic_node): Likewise.
10598 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10599 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10600 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10601 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10603 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10605 PR middle-end/37010
10606 * calls.c (expand_call): Use the biggest preferred stack
10609 2008-08-06 Michael Matz <matz@suse.de>
10612 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10613 for reused reload, instead of overwriting them.
10615 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10617 PR middle-end/37009
10618 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10619 for incoming stack boundary.
10621 * function.c (assign_parm_find_entry_rtl): Update
10622 parm_stack_boundary.
10624 * function.h (rtl_data): Add parm_stack_boundary.
10626 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10627 parm_stack_boundary for incoming stack boundary.
10629 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10631 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10632 for unrepresentable subregs or treat them as equal to other regs
10633 or subregs with the same register number.
10635 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10637 PR middle-end/35432
10638 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10641 2008-08-06 Jan Hubicka <jh@suse.cz>
10643 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10644 frequencies might be hot.
10646 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10648 * reload.c (find_reloads): Force constants into literal pool
10649 also if they are wrapped in a SUBREG.
10651 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10654 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10655 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10656 Don't allow predicated instructions for data speculation.
10657 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10660 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10662 * haifa-sched.c (extend_global): Split to extend_global_data and
10663 extend_region_data. Update all uses.
10664 (extend_all): Rename to extend_block_data.
10666 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10668 * sched-rgn.c (new_ready): Check if instruction can be
10669 speculatively scheduled before attempting speculation.
10670 (debug_rgn_dependencies): Remove wrongful assert.
10672 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10674 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10676 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10678 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10679 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10680 va_size, and type_size.
10682 2008-08-04 Jason Merrill <jason@redhat.com>
10685 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10686 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10688 2008-08-05 Richard Henderson <rth@redhat.com>
10690 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10691 * configure: Rebuild.
10693 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10696 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10697 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10700 2008-08-05 Richard Henderson <rth@redhat.com>
10702 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10703 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10704 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10705 * common.opt (fdwarf2-cfi-asm): New.
10706 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10707 * config.in, configure: Rebuild.
10708 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10709 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10711 (dw2_force_const_mem): Externalize.
10712 * dwarf2asm.h: Update.
10713 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10714 generate a real label.
10715 (output_cfi_directive): New.
10716 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10717 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10718 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10720 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10721 (output_loc_operands_raw, output_loc_sequence_raw): New.
10722 (output_cfa_loc_raw): New.
10724 2008-08-05 Paul Brook <paul@codesourcery.com>
10726 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10727 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10728 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10729 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10730 * config/arm/arm.h (TARGET_VFPD32): Define.
10731 (TARGET_VFP3): Use TARGET_VFPD32.
10732 (fputype): Add FPUTYPE_VFP3D16.
10733 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10734 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10735 * config/arm/arm-cores.def: Add cortex-r4f.
10736 * config/arm/arm-tune.md: Regenerate.
10738 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10740 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10741 Reword some comments throughout the file.
10743 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10744 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10745 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10746 MFC_MIN_DMA_LIST_ELEMENTS.
10747 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10748 MFC_MAX_DMA_LIST_ELEMENTS.
10750 (MFC_START_ENABLE): Remove PPU-only define.
10751 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10752 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10754 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10755 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10756 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10757 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10758 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10759 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10760 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10762 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10763 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10764 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10765 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10767 (spu_read_machine_status): Fix typo.
10769 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10771 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10772 SUBREG of multi-word hard register.
10773 * config/spu/spu.c (valid_subreg): Likewise.
10774 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10776 2008-08-04 Richard Guenther <rguenther@suse.de>
10778 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10779 the candidate with the stripped base if that base is different
10780 from the original base even for offset zero.
10782 2008-08-04 Richard Guenther <rguenther@suse.de>
10784 PR middle-end/36691
10785 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10786 check for no_overflow.
10788 2008-08-04 Richard Guenther <rguenther@suse.de>
10790 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10792 2008-08-04 Paul Brook <paul@codesourcery.com>
10794 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10795 (arm_order_regs_for_local_alloc): New function.
10796 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10798 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10800 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10803 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10804 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10805 (ix86_expand_epilogue): Likewise.
10807 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10809 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10812 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10814 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10815 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10816 (*movv2sf_internal_rex64): Ditto.
10818 2008-08-03 Jan Hubicka <jh@suse.cz>
10820 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10821 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10822 * expmed.c (expand_smod_pow2): Likewise.
10824 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10827 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10828 alternative 0 of operand 1.
10829 (*vec_concatv2di_rex64_sse): Ditto.
10830 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10832 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10833 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10834 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10835 (*movv2sf_internal_rex64): Ditto.
10837 2008-08-02 Richard Guenther <rguenther@suse.de>
10840 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10841 (ssedoublesizemode): New mode attribute.
10842 (sse_shufps): Call gen_sse_shufps_v4sf.
10843 (sse_shufps_1): Macroize.
10844 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10845 (sse2_shufpd_1): Macroize.
10846 (vec_extract_odd, vec_extract_even): New expanders.
10847 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10848 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10849 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10850 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10851 (ix86_expand_vector_set): Likewise.
10852 (ix86_expand_reduc_v4sf): Likewise.
10854 2008-08-01 Doug Kwan <dougkwan@google.com>
10856 * matrix-reorg.c: Re-enable all code.
10857 (struct malloc_call_data): Change CALL_STMT to gimple type.
10858 (collect_data_for_malloc_call): Tuplify.
10859 (struct access_site_info): Change STMT to gimple type.
10860 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10861 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10862 (struct free_info): Change STMT to gimple type.
10863 (struct matrix_access_phi_node): Change PHI to gimple type.
10864 (get_inner_of_cast_expr): Remove.
10865 (may_flatten_matrices_1): Tuplify.
10866 (may_flatten_matrices): Ditto.
10867 (mark_min_matrix_escape_level): Ditto.
10868 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10869 (ssa_accessed_in_call_rhs): New
10870 (ssa_accessed_in_assign_rhs): New
10871 (record_access_alloc_site_info): Tuplify.
10872 (add_allocation_site): Ditto.
10873 (analyze_matrix_allocation_site): Ditto.
10874 (analyze_transpose): Ditto.
10875 (get_index_from_offset): Ditto.
10876 (update_type_size): Ditto.
10877 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10878 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10879 (analyze_accesses_for_phi_node): Tuplify.
10880 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10881 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10882 (analyze_matrix_accesses): Tuplify.
10883 (check_var_data): New call-back type for check_var_notmodified_p.
10884 (check_var_notmodified_p): Tuplify and use call-back struct to
10885 return statement found.
10886 (can_calculate_expr_before_stmt): Factor out statement related code
10888 (can_calculate_stmt_before_stmt): New.
10889 (check_allocation_function): Tuplify.
10890 (find_sites_in_func): Ditto.
10891 (record_all_accesses_in_func): Ditto.
10892 (transform_access_sites): Ditto.
10893 (transform_allocation_sites): Ditto.
10894 (matrix_reorg): Re-enable.
10895 (gate_matrix_reorg): Re-enable.
10897 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10899 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10900 for labels for which it hasn't been set yet. If it has been set,
10901 stop walking insns and continue with next worklist item.
10902 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10903 if the only BARRIER is at the very end of a function.
10905 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10907 * cfgexpand.c (expand_stack_alignment): Assert that
10908 stack_realign_drap and drap_rtx must match.
10910 * function.c (instantiate_new_reg): If DRAP is used to realign
10911 stack, replace virtual_incoming_args_rtx with internal arg
10914 2008-08-01 Richard Guenther <rguenther@suse.de>
10916 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10917 loop information only if we initialized it.
10918 (execute_pre): Call fini_pre with in_fre.
10919 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10920 if we do not unroll because we hit max-completely-peeled-insns.
10921 Use our estimation for consistency, do allow shrinking.
10923 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10925 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10926 with MIN_STACK_BOUNDARY.
10927 (ix86_update_stack_boundary): Likewise.
10928 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10931 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10932 (MIN_STACK_BOUNDARY): This.
10934 2008-08-01 Richard Guenther <rguenther@suse.de>
10936 PR middle-end/36997
10937 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10939 2008-08-01 Richard Guenther <rguenther@suse.de>
10941 PR tree-optimization/36988
10942 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10943 do not matter if that doesn't change volatile qualification.
10945 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10947 * configure.ac: Do not generate libada-mk. Do not subst
10948 host_cc_for_libada.
10949 * libada-mk.in: Remove.
10950 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10951 * configure: Regenerate.
10953 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10955 * tree-pass.h: Added comment about not dumping passes with name
10956 starting with star in struct opt_pass.
10957 * passes.c (register_dump_files_1): Don't do dump for a pass with
10958 name starting with star.
10959 * doc/passes.texi (Pass manager): Mention pass names and special
10960 meaning of star prefix to avoid dump.
10962 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10964 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10966 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10967 (ISA_MIPS64R2): New macro.
10968 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10969 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10970 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10971 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10972 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10973 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10974 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10975 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10976 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10977 Move up to keep list alphabetically sorted.
10978 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10979 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10981 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10982 (-march=@var{arch}): Add mips64r2.
10984 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10986 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10988 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10990 * expr.c (expand_assignment): Check for complete type.
10992 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10995 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10997 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10998 for stack alignment.
11000 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11002 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11004 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11005 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11007 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11009 PR rtl-optimization/36419
11010 * dwarf2out.c (barrier_args_size): New variable.
11011 (compute_barrier_args_size, compute_barrier_args_size_1): New
11013 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11014 if not called yet in the current function, use barrier_args_size
11015 array to find the new args_size value.
11016 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11018 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11021 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11024 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11027 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11028 (dwarf2out_stack_adjust): Use it.
11029 (dwarf2out_frame_debug_expr): Likewise.
11031 2008-07-31 Richard Guenther <rguenther@suse.de>
11033 PR tree-optimization/36978
11034 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11035 the generated condition.
11037 2008-07-31 Richard Guenther <rguenther@suse.de>
11039 * passes.c (init_optimization_passes): Always call
11040 pass_early_warn_uninitialized.
11041 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11042 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11043 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11045 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11048 * builtins.c (maybe_emit_free_warning): New function.
11049 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11050 maybe_emit_free_warning for BUILT_IN_FREE.
11053 * dwarf2out.c (get_context_die): New function.
11054 (force_decl_die, force_type_die): Use it.
11055 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11056 returns NULL, force generation of DW_TAG_typedef and put that into
11059 PR preprocessor/36649
11060 * c-pch.c (c_common_read_pch): Save and restore
11061 line_table->trace_includes across PCH restore.
11063 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11066 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11068 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11071 * final.c (call_from_call_insn): Handle COND_EXEC.
11073 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11075 * builtins.c (std_gimplify_va_arg_expr): Replace
11076 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11077 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11079 2008-07-30 Joey Ye <joey.ye@intel.com>
11080 H.J. Lu <hongjiu.lu@intel.com>
11082 * builtins.c (expand_builtin_setjmp_receiver): Replace
11083 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11084 (expand_builtin_apply_args_1): Likewise.
11085 (expand_builtin_longjmp): Need DRAP for stack alignment.
11086 (expand_builtin_apply): Likewise.
11088 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11089 instead of assign_stack_local to allow alignment reduction.
11091 * calls.c (emit_call_1): Need DRAP for stack alignment if
11093 (expand_call): Replace virtual_incoming_args_rtx with
11094 crtl->args.internal_arg_pointer.
11095 * stmt.c (expand_nl_goto_receiver): Likewise.
11097 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11098 alignment and store to stack_alignment_estimated and
11099 max_used_stack_slot_alignment.
11100 (expand_one_var): Likewise.
11101 (expand_stack_alignment): New function.
11102 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11103 and stack_alignment_estimated fields in rtl_data. Call
11104 expand_stack_alignment at end.
11106 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11107 (MAX_STACK_ALIGNMENT): Likewise.
11108 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11109 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11111 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11112 stack alignment when generating virtual registers.
11114 * function.c (assign_stack_local): Renamed to ...
11115 (assign_stack_local_1): This. Add a parameter to indicate
11116 if it is OK to reduce alignment.
11117 (assign_stack_local): Use it.
11118 (instantiate_new_reg): Instantiate virtual incoming args rtx
11119 to vDRAP if stack realignment and DRAP is needed.
11120 (assign_parms): Collect parameter/return type alignment and
11121 contribute to stack_alignment_estimated.
11122 (locate_and_pad_parm): Likewise.
11123 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11124 with crtl->args.internal_arg_pointer.
11126 * function.h (rtl_data): Add new field drap_reg,
11127 max_used_stack_slot_alignment, stack_alignment_estimated,
11128 stack_realign_needed, need_drap, stack_realign_processed and
11129 stack_realign_finalized.
11130 (stack_realign_fp): New macro.
11131 (stack_realign_drap): Likewise.
11133 * global.c (compute_regsets): Frame pointer is needed when
11134 stack is realigned. Can eliminate frame pointer when stack is
11135 realigned and dynamic realigned argument pointer isn't used.
11137 * reload1.c (update_eliminables): Frame pointer is needed
11138 when stack is realigned.
11139 (init_elim_table): Can eliminate frame pointer when stack is
11140 realigned and dynamic realigned argument pointer isn't used.
11142 * rtl.h (assign_stack_local_1): Declare new funtion.
11144 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11145 (TARGET_GET_DRAP_RTX): Likewise.
11146 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11147 TARGET_GET_DRAP_RTX.
11149 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11151 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11152 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11154 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11155 H.J. Lu <hongjiu.lu@intel.com>
11157 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11158 vdrap_reg, stack_realign and drap_reg_saved.
11159 (add_cfi): Don't allow redefining CFA when DRAP is used.
11160 (reg_save): Handle stack alignment.
11161 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11162 alignment. Don't generate DWARF information for (set fp sp)
11164 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11166 (int_loc_descriptor): Move prototype forward. Also define if
11167 DWARF2_UNWIND_INFO is true.
11168 (output_cfa_loc): Handle DW_CFA_expression.
11169 (build_cfa_aligned_loc): New.
11170 (based_loc_descr): Update assert for stack realign. For local
11171 variables, use sp+offset when stack is aligned without drap and
11172 fp+offset when stack is aligned with drap. For arguments, use
11173 cfa+offset when drap is used to align stack.
11175 2008-07-30 Joey Ye <joey.ye@intel.com>
11176 H.J. Lu <hongjiu.lu@intel.com>
11178 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11180 (ix86_gen_andsp): New.
11181 (ix86_user_incoming_stack_boundary): Likewise.
11182 (ix86_default_incoming_stack_boundary): Likewise.
11183 (ix86_incoming_stack_boundary): Likewise.
11184 (ix86_can_eliminate): Likewise.
11185 (find_drap_reg): Likewise.
11186 (ix86_update_stack_boundary): Likewise.
11187 (ix86_get_drap_rtx): Likewise.
11188 (ix86_finalize_stack_realign_flags): Likewise.
11189 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11190 (TARGET_GET_DRAP_RTX): Likewise.
11191 (override_options): Overide option value for new options.
11192 (ix86_function_ok_for_sibcall): Remove check for
11193 force_align_arg_pointer.
11194 (ix86_handle_cconv_attribute): Likewise.
11195 (ix86_function_regparm): Likewise.
11196 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11197 (ix86_va_start): Replace virtual_incoming_args_rtx with
11198 crtl->args.internal_arg_pointer.
11199 (ix86_select_alt_pic_regnum): Check DRAP register.
11200 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11201 (ix86_compute_frame_layout): Compute frame layout wrt stack
11203 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11204 (ix86_expand_prologue): Decide if stack realignment is needed
11205 and generate prologue code accordingly.
11206 (ix86_expand_epilogue): Generate epilogue code wrt stack
11207 realignment is really needed or not.
11209 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11210 (ABI_STACK_BOUNDARY): Likewise.
11211 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11212 (STACK_REALIGN_DEFAULT): Likewise.
11213 (INCOMING_STACK_BOUNDARY): Likewise.
11214 (MAX_STACK_ALIGNMENT): Likewise.
11215 (ix86_incoming_stack_boundary): Likewise.
11216 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11217 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11218 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11219 (machine_function): Remove force_align_arg_pointer.
11221 * config/i386/i386.md (BX_REG): New.
11222 (R13_REG): Likewise.
11224 * config/i386/i386.opt (mforce_drap): New.
11225 (mincoming-stack-boundary): Likewise.
11226 (mstackrealign): Add Init(-1).
11228 * config/i386/i386-protos.h (ix86_can_eliminate): New
11230 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11232 * doc/extend.texi: Update force_align_arg_pointer.
11234 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11237 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11238 (INCOMING_STACK_BOUNDARY): Likewise.
11239 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11240 (TARGET_GET_DRAP_RTX): Likewise.
11242 2008-07-30 Andreas Schwab <schwab@suse.de>
11244 PR rtl-optimization/36929
11245 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11246 add_insn_before and fix argument order.
11247 (replace_inc_dec_mem): Handle NULL rtx.
11249 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11251 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11253 (arm_compute_initial_elimination_offset): Use it.
11254 (arm_compute_save_reg_mask): Include static chain save slot when
11255 calculating alignment.
11256 (arm_get_frame_offsets): Ditto.
11257 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11258 that we can use to decrement the stack when the stack decrement
11259 could be too big for an immediate value in a single insn.
11260 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11262 2008-07-30 Richard Guenther <rguenther@suse.de>
11264 PR tree-optimization/36967
11265 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11266 Release defs of statements we remove.
11268 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11270 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11271 instead of NULL_RTVEC.
11273 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11277 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11280 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11282 * final.c (call_from_call_insn): New.
11283 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11285 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11287 * configure.ac: Substitute ADA_CFLAGS.
11288 * configure: Regenerate.
11289 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11290 * Makefile.in: Remove mention of X_* variables.
11291 * config/pa/x-ada-hpux10: Remove.
11292 * config/pa/x-ada: Remove.
11294 * doc/fragments.texi: Update.
11296 2008-07-30 Olivier Hainque <hainque@adacore.com>
11298 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11299 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11300 __dso_handle explicitly here.
11302 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11305 * c-typeck.c (build_binary_op): Encapsulate code into...
11306 * c-common.c (shorten_binary_op): ...this new function.
11307 (conversion_warning): Use the new function. Handle non-negative
11308 constant in bitwise-and.
11309 * c-common.h (shorten_binary_op): Declare.
11311 2008-07-30 Olivier Hainque <hainque@adacore.com>
11313 * scan.c (make_sstring_space): Add explicit conversions of
11314 allocator's return value.
11315 * fix-header.c (recognized_function): Likewise.
11317 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11319 * doc/cpp.texi: Update to GFDL 1.2.
11320 * doc/gcc.texi: Do not list GPL as Invariant Section.
11321 * doc/gccint.texi: Likewise. Update copyright years.
11322 * doc/install.texi: Update copyright years.
11324 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11327 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11328 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11330 2008-07-29 Jan Hubicka <jh@suse.cz>
11332 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11333 (grokdeclarator): Likewise.
11334 * langhooks.c (lhd_warn_unused_global_decl): Use
11335 DECL_DECLARED_INLINE_P.
11336 * print-tree.c (print_node): Remove DECL_INLINE check.
11338 2008-07-29 Richard Guenther <rguenther@suse.de>
11340 PR tree-optimization/36945
11341 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11342 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11343 Record invariant addresses un-decomposed.
11344 (copy_reference_ops_from_call): Record reference call
11345 arguments properly. Simplify.
11346 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11347 helper split out from ...
11348 (create_component_ref_by_pieces): ... here. Simplify.
11349 Prepare for recursive invocation for call arguments.
11350 (create_expression_by_pieces): Adjust call to
11351 create_component_ref_by_pieces.
11352 (compute_avail): Process operand 2 of reference ops.
11354 2008-07-29 Richard Guenther <rguenther@suse.de>
11356 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11358 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11360 * c-format.c (check_format_types): Revert unwanted checkin.
11362 2008-07-29 Jan Hubicka <jh@suse.cz>
11364 * flags.h (flag_really_no_inline): Remove.
11365 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11366 * toplev.c (flag_really_no_inline): Remove.
11367 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11368 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11369 (cgraph_decide_inlining_incrementally): Likewise.
11370 (compute_inline_parameters): Likewise.
11371 * opts.c (decode_options): Simplify.
11372 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11373 * common.opt (finline): Initialize to 1.
11374 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11376 2008-07-29 Jan Hubicka <jh@suse.cz>
11378 * predict.c (always_optimize_for_size_p): New function.
11379 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11380 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11381 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11383 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11384 * function.c (prepare_function_start): Set default profile.
11385 * function.h (rtl_data): Add maybe_hot_insn_p.
11386 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11387 (construct_exit_block): Likewise.
11388 (tree_expand_cfg): Likewise.
11390 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11391 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11392 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11393 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11396 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11399 * c-decl.c (merge_decls): Merge USED flags.
11401 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11403 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11404 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11405 next_stack, lab_false and lab_over trees.
11407 2008-07-28 Richard Guenther <rguenther@suse.de>
11409 PR tree-optimization/36957
11410 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11411 (useless_type_conversion_p): Remove.
11412 (types_compatible_p): Remove.
11413 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11414 (useless_type_conversion_p): Declare.
11415 (types_compatible_p): Declare.
11416 (gimple_expr_type): Return the base type only if it is
11417 trivially convertible to the subtype.
11419 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11421 * configure.ac: Use the m4_do macro to concatenate the warnings into
11422 one string in ACX_PROG_CC_WARNING_OPTS,
11423 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11424 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11425 * configure: Regenerate.
11427 2008-07-28 Richard Guenther <rguenther@suse.de>
11429 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11430 (insert_fake_stores): Remove.
11431 (realify_fake_stores): Likewise.
11432 (execute_pre): Remove dead code.
11433 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11434 (find_func_aliases): Deal with it here instead.
11435 Re-enable gcc_unreachable call.
11437 2008-07-28 Richard Guenther <rguenther@suse.de>
11439 Merge from gimple-tuples-branch.
11441 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11442 * gimple.def: New file.
11443 * gsstruct.def: Likewise.
11444 * gimple-iterator.c: Likewise.
11445 * gimple-pretty-print.c: Likewise.
11446 * tree-gimple.c: Removed. Merged into ...
11447 * gimple.c: ... here. New file.
11448 * tree-gimple.h: Removed. Merged into ...
11449 * gimple.h: ... here. New file.
11451 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11452 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11453 --enable-checking=gimple flag.
11454 * config.in: Likewise.
11455 * configure: Regenerated.
11457 * tree-ssa-operands.h: Tuplified.
11458 * tree-vrp.c: Likewise.
11459 * tree-loop-linear.c: Likewise.
11460 * tree-into-ssa.c: Likewise.
11461 * tree-ssa-loop-im.c: Likewise.
11462 * tree-dump.c: Likewise.
11463 * tree-complex.c: Likewise.
11464 * cgraphbuild.c: Likewise.
11465 * tree-ssa-threadupdate.c: Likewise.
11466 * tree-ssa-loop-niter.c: Likewise.
11467 * tree-pretty-print.c: Likewise.
11468 * tracer.c: Likewise.
11469 * gengtype.c: Likewise.
11470 * tree-loop-distribution.c: Likewise.
11471 * tree-ssa-loop-unswitch.c: Likewise.
11472 * cgraph.c: Likewise.
11473 * cgraph.h: Likewise.
11474 * tree-ssa-loop-manip.c: Likewise.
11475 * value-prof.c: Likewise.
11476 * tree-ssa-loop-ch.c: Likewise.
11477 * tree-tailcall.c: Likewise.
11478 * value-prof.h: Likewise.
11479 * tree.c: Likewise.
11480 * tree.h: Likewise.
11481 * tree-pass.h: Likewise.
11482 * ipa-cp.c: Likewise.
11483 * tree-scalar-evolution.c: Likewise.
11484 * tree-scalar-evolution.h: Likewise.
11485 * target.h: Likewise.
11486 * lambda-mat.c: Likewise.
11487 * tree-phinodes.c: Likewise.
11488 * diagnostic.h: Likewise.
11489 * builtins.c: Likewise.
11490 * tree-ssa-alias-warnings.c: Likewise.
11491 * cfghooks.c: Likewise.
11492 * fold-const.c: Likewise.
11493 * cfghooks.h: Likewise.
11494 * omp-low.c: Likewise.
11495 * tree-ssa-dse.c: Likewise.
11496 * ipa-reference.c: Likewise.
11497 * tree-ssa-uncprop.c: Likewise.
11498 * toplev.c: Likewise.
11499 * tree-gimple.c: Likewise.
11500 * tree-gimple.h: Likewise.
11501 * tree-chrec.c: Likewise.
11502 * tree-chrec.h: Likewise.
11503 * tree-ssa-sccvn.c: Likewise.
11504 * tree-ssa-sccvn.h: Likewise.
11505 * cgraphunit.c: Likewise.
11506 * tree-ssa-copyrename.c: Likewise.
11507 * tree-ssa-ccp.c: Likewise.
11508 * tree-ssa-loop-ivopts.c: Likewise.
11509 * tree-nomudflap.c: Likewise.
11510 * tree-call-cdce.c: Likewise.
11511 * ipa-pure-const.c: Likewise.
11512 * c-format.c: Likewise.
11513 * tree-stdarg.c: Likewise.
11514 * tree-ssa-math-opts.c: Likewise.
11515 * tree-ssa-dom.c: Likewise.
11516 * tree-nrv.c: Likewise.
11517 * tree-ssa-propagate.c: Likewise.
11518 * ipa-utils.c: Likewise.
11519 * tree-ssa-propagate.h: Likewise.
11520 * tree-ssa-alias.c: Likewise.
11521 * gimple-low.c: Likewise.
11522 * tree-ssa-sink.c: Likewise.
11523 * ipa-inline.c: Likewise.
11524 * c-semantics.c: Likewise.
11525 * dwarf2out.c: Likewise.
11526 * expr.c: Likewise.
11527 * tree-ssa-loop-ivcanon.c: Likewise.
11528 * predict.c: Likewise.
11529 * tree-ssa-loop.c: Likewise.
11530 * tree-parloops.c: Likewise.
11531 * tree-ssa-address.c: Likewise.
11532 * tree-ssa-ifcombine.c: Likewise.
11533 * matrix-reorg.c: Likewise.
11534 * c-decl.c: Likewise.
11535 * tree-eh.c: Likewise.
11536 * c-pretty-print.c: Likewise.
11537 * lambda-trans.c: Likewise.
11538 * function.c: Likewise.
11539 * langhooks.c: Likewise.
11540 * ebitmap.h: Likewise.
11541 * tree-vectorizer.c: Likewise.
11542 * function.h: Likewise.
11543 * langhooks.h: Likewise.
11544 * tree-vectorizer.h: Likewise.
11545 * ipa-type-escape.c: Likewise.
11546 * ipa-type-escape.h: Likewise.
11547 * domwalk.c: Likewise.
11548 * tree-if-conv.c: Likewise.
11549 * profile.c: Likewise.
11550 * domwalk.h: Likewise.
11551 * tree-data-ref.c: Likewise.
11552 * tree-data-ref.h: Likewise.
11553 * tree-flow-inline.h: Likewise.
11554 * tree-affine.c: Likewise.
11555 * tree-vect-analyze.c: Likewise.
11556 * c-typeck.c: Likewise.
11557 * gimplify.c: Likewise.
11558 * coretypes.h: Likewise.
11559 * tree-ssa-phiopt.c: Likewise.
11560 * calls.c: Likewise.
11561 * tree-ssa-coalesce.c: Likewise.
11562 * tree.def: Likewise.
11563 * tree-dfa.c: Likewise.
11564 * except.c: Likewise.
11565 * except.h: Likewise.
11566 * cfgexpand.c: Likewise.
11567 * tree-cfgcleanup.c: Likewise.
11568 * tree-ssa-pre.c: Likewise.
11569 * tree-ssa-live.c: Likewise.
11570 * tree-sra.c: Likewise.
11571 * tree-ssa-live.h: Likewise.
11572 * tree-predcom.c: Likewise.
11573 * lambda.h: Likewise.
11574 * tree-mudflap.c: Likewise.
11575 * ipa-prop.c: Likewise.
11576 * print-tree.c: Likewise.
11577 * tree-ssa-copy.c: Likewise.
11578 * ipa-prop.h: Likewise.
11579 * tree-ssa-forwprop.c: Likewise.
11580 * ggc-page.c: Likewise.
11581 * c-omp.c: Likewise.
11582 * tree-ssa-dce.c: Likewise.
11583 * tree-vect-patterns.c: Likewise.
11584 * tree-ssa-ter.c: Likewise.
11585 * tree-nested.c: Likewise.
11586 * tree-ssa.c: Likewise.
11587 * lambda-code.c: Likewise.
11588 * tree-ssa-loop-prefetch.c: Likewise.
11589 * tree-inline.c: Likewise.
11590 * tree-inline.h: Likewise.
11591 * tree-iterator.c: Likewise.
11592 * tree-optimize.c: Likewise.
11593 * tree-ssa-phiprop.c: Likewise.
11594 * tree-vect-transform.c: Likewise.
11595 * tree-object-size.c: Likewise.
11596 * tree-outof-ssa.c: Likewise.
11597 * cfgloop.c: Likewise.
11598 * system.h: Likewise.
11599 * tree-profile.c: Likewise.
11600 * cfgloop.h: Likewise.
11601 * c-gimplify.c: Likewise.
11602 * c-common.c: Likewise.
11603 * tree-vect-generic.c: Likewise.
11604 * tree-flow.h: Likewise.
11605 * c-common.h: Likewise.
11606 * basic-block.h: Likewise.
11607 * tree-ssa-structalias.c: Likewise.
11608 * tree-switch-conversion.c: Likewise.
11609 * tree-ssa-structalias.h: Likewise.
11610 * tree-cfg.c: Likewise.
11611 * passes.c: Likewise.
11612 * ipa-struct-reorg.c: Likewise.
11613 * ipa-struct-reorg.h: Likewise.
11614 * tree-ssa-reassoc.c: Likewise.
11615 * cfgrtl.c: Likewise.
11616 * varpool.c: Likewise.
11617 * stmt.c: Likewise.
11618 * tree-ssanames.c: Likewise.
11619 * tree-ssa-threadedge.c: Likewise.
11620 * langhooks-def.h: Likewise.
11621 * tree-ssa-operands.c: Likewise.
11622 * config/alpha/alpha.c: Likewise.
11623 * config/frv/frv.c: Likewise.
11624 * config/s390/s390.c: Likewise.
11625 * config/m32c/m32c.c: Likewise.
11626 * config/m32c/m32c-protos.h: Likewise.
11627 * config/spu/spu.c: Likewise.
11628 * config/sparc/sparc.c: Likewise.
11629 * config/i386/i386.c: Likewise.
11630 * config/sh/sh.c: Likewise.
11631 * config/xtensa/xtensa.c: Likewise.
11632 * config/stormy16/stormy16.c: Likewise.
11633 * config/ia64/ia64.c: Likewise.
11634 * config/rs6000/rs6000.c: Likewise.
11635 * config/pa/pa.c: Likewise.
11636 * config/mips/mips.c: Likewise.
11638 2008-07-28 Simon Baldwin <simonb@google.com>
11640 * c-pragma.c (handle_pragma_message): New function.
11641 (init_pragma): Register handle_pragma_message.
11642 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11645 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11647 PR tree-optimization/35252
11648 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11649 REALPART_EXPR to be considered as same load operation.
11651 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11653 PR tree-optimization/36830
11654 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11655 (expressions_equal_p): Return false if only one operand is null.
11657 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11659 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11660 version requirements.
11662 2008-07-26 Olivier Hainque <hainque@adacore.com>
11664 * collect2.c (symkind): New enum. Symbol kinds we care about.
11665 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11666 code and head comment accordingly.
11667 (scan_prog_file): Use symkind names instead of bare integers.
11669 2008-07-25 Jan Hubicka <jh@suse.cz>
11671 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11673 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11674 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11675 * dojump.c (clear_pending_stack_adjust): Likewise.
11676 * print-tree.c (print_node): Ignore DECL_INLINE.
11677 * tree-inline.c (inlinable_function_p): Likewise.
11679 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11681 * doc/extend.texi (hot attribute): Document that the hot attribute
11682 turns on -O3 for some ports.
11683 (cold attribute): Document that the cold attribute turns on -Os
11686 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11687 reflect function specific option support.
11689 * target.h (struct target_option_hooks): Add fields to say whether
11690 the cold attribute implies -Os and the hot attribute implies -O3.
11692 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11693 By default, do not turn on -Os for cold functions.
11694 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11695 not turn on -O3 for hot functions.
11697 * c-common.c (handle_hot_attribute): Use target hook to determine
11698 if hot functions should enable -O3.
11699 (handle_cold_attribute): Use target hook to determine if cold
11700 functions should enable -Os.
11702 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11703 (override_options): Move disable scheduling to
11704 optimization_options.
11705 (optimization_options): Disable scheduling here, not
11707 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11708 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11710 * config/ia64/ia64.c (ia64_override_options): Move setting
11711 scheduling flags to ia64_optimization_options.
11712 (ia64_optimization_options): Disable scheduling options here, and
11713 not in ia64_override_options.
11714 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11715 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11717 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11720 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11722 2008-07-25 Martin Jambor <mjambor@suse.cz>
11724 PR tree-optimization/36926
11725 * ipa-prop.c (ipa_analyze_call_uses): Call
11726 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11728 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11730 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11731 movv2si_internal): Add mem = reg alternative.
11733 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11736 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11737 DEFAULT_PCC_STRUCT_RETURN to 127.
11739 2008-07-24 Jan Hubicka <jh@suse.cz>
11741 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11742 (build_cgraph_edges): Likewise.
11743 * cgraph.c (cgraph_node): Do not update assembler hash.
11744 (cgraph_remove_node): Drop non-unit-at-a-time code.
11745 * tree-pass.h (pass_O0_always_inline): Remove.
11746 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11747 * toplev.c (process_options): Flag unit-at-a-time does not imply
11748 no section anchors.
11749 * cgraphunit.c: Update comments.
11750 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11751 (cgraph_assemble_pending_functions): Remove.
11752 (cgraph_reset_node): Drop non-unit-at-a-time code.
11753 (cgraph_finalize_function): Likewise.
11754 (cgraph_analyze_function): Likewise.
11755 (cgraph_finalize_compilation_unit): Likewise.
11756 (cgraph_expand_function): Likewise.
11757 (cgraph_optimize): Likesise.
11758 (save_inline_function_body): Likewise.
11759 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11760 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11761 * ipa-inline.c: Update comments.
11762 (enum inlining_mode): remove INLINE_SPEED.
11763 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11764 (cgraph_mark_inline_edge): Likewise.
11765 (try_inline): Likewise.
11766 (cgraph_decide_inlining_incrementally): Likewise.
11767 (cgraph_gate_inlining): Remove.
11768 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11769 (cgraph_gate_early_inlining): Likewise.
11770 (gate_inline_passes): Remove.
11771 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11772 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11773 pass_O0_always_inline): Remove.
11774 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11775 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11776 * opts.c (no_unit_at_a_time_default): Remove.
11777 (decode_options): Remove flag_unit_at_a_time reset and warning.
11778 * opts.h (no_unit_at_a_time_default): Remove.
11779 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11780 early in GNU dialect.
11781 (merge_decls): Update comment; drop unit-at-a-time check.
11782 (finish_decl): Likewise.
11783 (grok_declaration): Remove flag_inline_trees code.
11784 (finish_functions): Return on function returning non-void on all
11786 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11787 * cfgexpand.c (expand_one_static_var): Remove.
11788 (expand_one_var): Remove expand_one_static_var call.
11789 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11790 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11791 and flag_unit_at_a-time compatibility checks.
11792 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11793 * tree-inline.c (flag_inline_trees): Remove.
11794 (inlinable_function_p): Don't check it.
11795 (expand_call_inline): Remove non-unit-at-a-time code.
11796 * tree-inline.h (flag_inline_trees): Remove.
11797 * tree-optimize.c (execute_early_local_optimizations): Remove
11798 unit-at-a-time checks.
11799 (tree_rest_of_compilation): Likewise.
11800 * combine.c (setup_incoming_promotions): Likewise.
11801 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11802 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11803 * passes.c (pass_inline_parameters): Update comments; remove
11804 O0_alwaysinline pass.
11805 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11806 (execute_one_pass): Likewise.
11807 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11808 (ix86_function_sseregparm): Likewise.
11809 * arm.c (arm_function_in_section_p): Likewise.
11810 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11811 * varpool.c: Update comments.
11812 (decide_is_variable_needed): Remove unit-at-a-time checks.
11813 (varpool_finalize_decl): Likewise.
11815 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11817 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11818 to 2 instead of -1.
11819 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11821 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11823 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11824 imp symbol extension.
11826 2008-07-23 Ian Lance Taylor <iant@google.com>
11828 * tree-vrp.c (infer_value_range): Ignore asm statements when
11829 looking for memory accesses for -fdelete-null-pointer-checks.
11831 2008-07-24 Ben Elliston <bje@au.ibm.com>
11833 * config/spu/spu-c.c (__vector_keyword): New variable.
11834 (vector_keyword): Likewise.
11835 (spu_categorize_keyword): New function.
11836 (spu_macro_to_expand): Likewise.
11837 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11838 compiling an ISO C dialect.
11840 2008-07-24 Ben Elliston <bje@au.ibm.com>
11842 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11843 conventional usage.
11845 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11847 * configure: Regenerate.
11848 * configure.ac: Require texinfo 4.7.
11849 * doc/install.texi: Document texinfo 4.7 requirement.
11851 2008-07-23 Martin Jambor <mjambor@suse.cz>
11853 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11854 rather than for DECL_SAVED_TREE.
11855 * ipa-prop.c: Include diagnostic.h.
11856 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11858 (ipa_detect_param_modifications): Function rewritten from scratch.
11859 (ipa_compute_jump_functions): Changed accesses to modification flags.
11860 (ipa_free_node_params_substructures): Update flags destruction.
11861 (ipa_node_duplication_hook): Update flags duplication.
11862 (ipa_print_all_params_modified): Updated flag access.
11863 * ipa-prop.h (struct ipa_param_flags): New structure.
11864 (struct ipa_node_params): New field modification_analysis_done,
11865 modified_flags changed into param_flags.
11866 (ipa_is_ith_param_modified): Changed to use new flags.
11867 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11869 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11870 ipa-cp.c and split into two functions.
11871 (ipa_print_node_jump_functions): New function.
11872 (compute_scalar_jump_functions): New function.
11873 (type_like_member_ptr_p): New function.
11874 (compute_pass_through_member_ptrs): New function.
11875 (fill_member_ptr_cst_jump_function): New function.
11876 (determine_cst_member_ptr): New function.
11877 (compute_cst_member_ptr_arguments): New function.
11878 (ipa_compute_jump_functions): Complete rewrite.
11879 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11880 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11881 (struct ipa_member_ptr_cst): New structure.
11882 (union jump_func_value): New field member_cst.
11883 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11884 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11885 jump function types.
11886 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11887 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11888 instead of ipcp_print_all_jump_functions.
11889 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11890 only for replacable scalars.
11892 * doc/invoke.texi (Optimize options): Add description of
11893 -findirect-inlining.
11894 * common.opt (flag_indirect_inlining): New flag.
11895 * opts.c (decode_options): Set flag_indirect_inlining when
11898 * ipa-inline.c: Include ipa-prop.h.
11899 (inline_indirect_intraprocedural_analysis): New function.
11900 (inline_generate_summary): Allocate parameter and argument info
11901 structures, call inline_indirect_intraprocedural_analysis on each
11902 node when doing indirect inlining and deallocate indirect inlining
11903 data structures in the end.
11904 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11905 (free_all_ipa_structures_after_iinln): New function.
11906 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11908 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11910 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11911 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11912 of computing the frequency separately.
11913 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11914 of computing the frequency separately.
11915 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11916 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11917 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11918 (ipa_get_stmt_member_ptr_load_param): New function.
11919 (ipa_is_ssa_with_stmt_def): New function.
11920 (ipa_note_param_call): New function.
11921 (ipa_analyze_call_uses): New function.
11922 (ipa_analyze_stmt_uses): New function.
11923 (ipa_analyze_params_uses): New function.
11924 (ipa_free_node_params_substructures): Also free the param_calls linked
11926 (ipa_node_duplication_hook): Also duplicate the param_calls
11928 (ipa_print_node_param_flags): New function.
11929 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11930 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11931 * ipa-prop.h (struct ipa_param_flags): New field called.
11932 (struct ipa_param_call_note): New structure.
11933 (struct ipa_node_params): New fields param_calls and
11934 uses_analysis_done.
11935 (ipa_is_ith_param_called): New function.
11936 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11937 ipa_analyze_params_uses and dump parameter flags.
11939 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11940 ipa_propagate_indirect_call_infos if performing indirect inlining,
11941 pass a new parameter new_edges to it.
11942 (add_new_edges_to_heap): New fucntion.
11943 (cgraph_decide_inlining_of_small_functions): New vector
11944 new_indirect_edges for newly found indirect edges , call
11945 ipa_propagate_indirect_call_infos after inlining.
11946 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11947 inlining if performing indirect inlining. Call
11948 free_all_ipa_structures_after_iinln when doing so too.
11949 (inline_generate_summary): Do not call
11950 free_all_ipa_structures_after_iinln here.
11951 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11952 (print_edge_addition_message): New function.
11953 (update_call_notes_after_inlining): New function.
11954 (propagate_info_to_inlined_callees): New function.
11955 (ipa_propagate_indirect_call_infos): New function.
11956 * ipa-prop.h: Include cgraph.h
11957 (struct ipa_param_call_note): Fields reordered, new field processed.
11958 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11959 flag indirect_call.
11960 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11961 rediscovered call statements.
11962 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11963 (dump_cgraph_node): Dump also the indirect_call flag.
11964 (cgraph_clone_edge): Copy also the indirect_call flag.
11965 * tree-inline.c (copy_bb): Do not check for fndecls from call
11966 expressions, check for edge availability when moving clones.
11967 (get_indirect_callee_fndecl): New function.
11968 (expand_call_inline): If callee declaration is not apprent from
11969 the statement, try calling get_indirect_callee_fndecl. Do not
11970 issue warnings or call sorry when not inlinings an indirect edge.
11971 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11973 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11974 bit more frandly to matching.
11975 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11976 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11977 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11979 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11982 * opth-gen.awk: Suppress function specific features when building
11984 * optc-gen.awk: Ditto.
11986 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11989 * diagnostic.c (pedwarn): Add opt parameter.
11991 * c-tree.h (pedwarn_init): Add opt parameter.
11992 (pedwarn_c90): Likewise.
11993 (pedwarn_c99): Likewise.
11994 * c-errors.c (pedwarn_c99): Likewise.
11995 (pedwarn_c90): Likewise.
11996 * toplev.h (pedwarn): Update declaration.
11997 (pedwarn0): Declare.
11998 * c-lex.c: All calls to pedwarn changed.
11999 * builtins.c: All calls to pedwarn changed.
12000 * toplev.c: All calls to pedwarn changed.
12001 * c-decl.c: All calls to pedwarn changed.
12002 * c-typeck.c: All calls to pedwarn changed.
12003 * c-common.c: All calls to pedwarn changed.
12004 * c-parser.c: All calls to pedwarn changed.
12006 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12007 Karthik Kumar <karthikkumar@gmail.com>
12009 * attribs.c (file scope): Include c-common.h.
12010 (decl_attributes): Add support for #pragma GCC optimize and
12011 #pragma GCC option.
12013 * targhooks.c (default_can_inline_p): New function that is the
12014 default for the TARGET_CAN_INLINE_P target hook.
12016 * targhooks.h (default_can_inline_p): Add declaration.
12018 * tree.c (cl_optimization_node): New static tree for building
12019 OPTIMIZATION_NODE tree.
12020 (cl_target_option_node): New static tree for building
12021 TARGET_OPTION_NODE tree.
12022 (cl_option_hash_table): New hash table for hashing
12023 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12024 (cl_option_hash_hash): New function to provide the hash value for
12025 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12026 (cl_option_hash_eq): New function to provide an equality test for
12027 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12028 (tree_code_size): Add support for OPTIMIZATION_NODE and
12029 TARGET_OPTION_NODE trees.
12030 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12031 TARGET_OPTION_NODE trees.
12032 (build_optimization_node): Build a tree that has all of the
12033 current optimization options.
12034 (build_target_option_node): Build a tree that has the target
12035 options that might be changed on a per function basis.
12037 * tree.h (file scope): Include options.h.
12038 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12039 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12040 (TREE_OPTIMIZATION): Ditto.
12041 (TREE_TARGET_SPECIFIC): Ditto.
12042 (struct tree_function_decl): Add fields for remembering the
12043 current optimization options and target specific options.
12044 (struct tree_optimization_option): New tree variant that remembers
12045 the optimization options.
12046 (struct tree_target_option): New tree variant that remembers the
12047 target specific flags that might change for compiling a particular
12049 (union tree_node): Include tree_optimization_option and
12050 tree_target_option fields.
12051 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12052 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12053 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12054 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12055 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12056 optimization and target options.
12057 (optimization_default_node): New macro to refer to global_trees
12059 (optimization_current_node): Ditto.
12060 (optimization_cold_node): Ditto.
12061 (optimization_hot_node): Ditto.
12062 (target_option_default_node): Ditto.
12063 (target_option_current_node): Ditto.
12064 (current_option_pragma): Ditto.
12065 (current_optimize_pragma): Ditto.
12067 * target.h (struct gcc_target): Add valid_option_attribute_p,
12068 target_option_save, target_option_restore, target_option_print,
12069 target_option_pragma_parse, and can_inline_p hooks.
12071 * toplev.h (parse_optimize_options): Add declaration.
12072 (fast_math_flags_struct_set_p): Ditto.
12074 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12075 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12078 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12079 tree_can_inline_p hook to see if one function can inline another.
12080 (cgraph_decide_inlining): Ditto.
12081 (cgraph_decide_inlining_incrementally): Ditto.
12083 * opts.c (decode_options): Add support for running multiple times
12084 to allow functions with different target or optimization options
12085 than was specified on the command line.
12086 (fast_math_flags_struct_set_p): New function that is similar to
12087 fast_math_flags_set_p, except it uses the values in the
12088 cl_optimization structure instead of global variables.
12090 * optc-gen.awk: Add support for TargetSave to allow a back end to
12091 declare new fields that need to be saved when using function
12092 specific options. Include flags.h and target.h in the options.c
12093 source. Add support for Save to indicate which options can be set
12094 for individual functions. Generate cl_optimize_save,
12095 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12096 cl_target_option_restore, cl_target_option_print functions to
12097 allow functions to use different optimization or target options.
12099 * opt-functions.awk (var_type_struct): Return the type used for
12100 storing the field in a structure.
12102 * opth-gen.awk: Add support for TargetSave to allow a back end to
12103 declare new fields that need to be saved when using function
12104 specific options. Add support for Save to indicate which options
12105 can be set for individual functions. Only generate one extern for
12106 Mask fields. Generate cl_optimization and cl_target_option
12107 structures to remember optimization and target options.
12109 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12110 collecting new tree nodes.
12111 (TS_TARGET_OPTION): Ditto.
12113 * c-decl.c (merge_decls): Merge function specific target and
12114 optimization options.
12116 * function.c (invoke_set_current_function_hook): If the function
12117 uses different optimization options, change the global variables
12120 * coretypes.h (struct cl_optimization): Add forward reference.
12121 (struct cl_target_option): Ditto.
12123 * c-pragma.c (option_stack): New static vector to remember the
12124 current #pragma GCC option stack.
12125 (handle_pragma_option): New function to support #pragma GCC option
12126 to change target options.
12127 (optimize_stack): New static vector to remember the current
12128 #pragma GCC optimize stack.
12129 (handle_pragma_optimize): New function to support #pragma GCC
12130 optimize to change optimization options.
12131 (init_pragma): Add support for #pragma GCC optimize and #pragma
12134 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12135 optimization options.
12136 (TARGET_OPTION_NODE): New tree code for remembering certain target
12139 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12140 TARGET_OPTION_NODE trees.
12142 * common.opt (-O): Add Optimization flag.
12144 (-fmath-errno): Ditto.
12145 (-falign-functions): Add UInteger flag to make sure flag gets full
12146 int in cl_optimization structure.
12147 (-falign-jumps): Ditto.
12148 (-falign-labels): Ditto.
12149 (-falign-loops): Ditto.
12150 (-fsched-stalled-insns): Ditto.
12151 (-fsched-stalled-insns-dep): Ditto.
12153 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12155 (TARGET_OPTION_SAVE): Ditto.
12156 (TARGET_OPTION_RESTORE): Ditto.
12157 (TARGET_OPTION_PRINT): Ditto.
12158 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12159 (TARGET_CAN_INLINE_P): Ditto.
12160 (TARGET_INITIALIZER): Add new hooks.
12162 * tree-inline.c (tree_can_inline_p): New function to determine
12163 whether one function can inline another. Check if the functions
12164 use compatible optimization options, and also call the backend
12167 * tree-inline.h (tree_can_inline_p): Add declaration.
12169 * c-common.c (c_common_attribute): Add support for option and
12170 optimize attributes.
12171 (handle_option_attribute): Add support for the option attribute to
12172 allow the user to specify different target options for compiling a
12174 (handle_optimize_attribute): Add support for the optimize
12175 attribute to allow the user to specify different optimization
12176 options for compiling a specific function.
12177 (handle_hot_attribute): Turn on -O3 optimization for this one
12178 function if it isn't the default optimization level.
12179 (handle_cold_attribute): Turn on -Os optimization for this one
12180 function if it insn't the default optimization.
12181 (const_char_p): New const char * typedef.
12182 (optimize_args): New static vector to remember the optimization
12184 (parse_optimize_options): New function to set up the optimization
12185 arguments from either the optimize attribute or #pragma GCC optimize.
12187 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12188 (builtin_define_std): Ditto.
12190 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12191 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12192 (x86_64-*-*): Ditto.
12194 * Makefile.in (TREE_H): Add options.h.
12195 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12197 * doc/extend.texi (option attribute): Document new attribute.
12198 (optimize attribute): Ditto.
12199 (hot attribute): Document hot attribute sets -O3.
12200 (cold attribute): Document cold attribute sets -Os.
12201 (#pragma GCC option): Document new pragma.
12202 (#pragma GCC optimize): Ditto.
12204 * doc/options.texi (TargetSave): Document TargetSave syntax.
12205 (UInteger): Document UInteger must be used for certain flags.
12206 (Save): Document Save option to create target specific options
12207 that can be saved/restored on a function specific context.
12209 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12210 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12212 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12213 (TARGET_OPTION_SAVE): Ditto.
12214 (TARGET_OPTION_RESTORE): Ditto.
12215 (TARGET_OPTION_PRINT): Ditto.
12216 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12217 (TARGET_CAN_INLINE_P): Ditto.
12219 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12221 (-mfpmath=both): Ditto.
12223 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12224 Karthik Kumar <karthikkumar@gmail.com>
12226 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12227 (TARGET_POPCNT): Ditto.
12228 (TARGET_SAHF): Ditto.
12229 (TARGET_AES): Ditto.
12230 (TARGET_PCLMUL): Ditto.
12231 (TARGET_CMPXCHG16B): Ditto.
12232 (TARGET_RECIP): Move switch into target_flags.
12233 (TARGET_FUSED_MADD): Ditto.
12234 (ix86_arch_features): Make an unsigned char type.
12235 (ix86_tune_features): Ditto.
12236 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12237 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12238 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12240 * config/i386/i386.opt (arch): New TargetSave field to define
12241 fields that need to be saved for function specific option support.
12244 (branch_cost): Ditto.
12245 (ix86_isa_flags_explicit): Ditto.
12246 (tune_defaulted): Ditto.
12247 (arch_specified): Ditto.
12248 (-m128-long-double): Add Save flag to save option for target
12249 specific option support.
12251 (-maccumulate-outgoing-args): Ditto.
12252 (-malign-double): Ditto.
12253 (-malign-stringops): Ditto.
12254 (-mfancy-math-387): Ditto.
12255 (-mhard-float): Ditto.
12256 (-mieee-fp): Ditto.
12257 (-minline-all-stringops): Ditto.
12258 (-minline-stringops-dynamically): Ditto.
12259 (-mms-bitfields): Ditto.
12260 (-mno-align-stringops): Ditto.
12261 (-mno-fancy-math-387): Ditto.
12262 (-mno-push-args): Ditto.
12263 (-mno-red-zone): Ditto.
12264 (-mpush-args): Ditto.
12265 (-mred-zone): Ditto.
12267 (-msseregparm): Ditto.
12268 (-mstack-arg-probe): Ditto.
12280 (-mno-sse4): Ditto.
12283 (-mrecip): Move flag into target_flags.
12285 (-mno-fused-madd): Ditto.
12286 (-mfused-madd): Ditto.
12287 (-mabm): Move flag into ix86_isa_flags.
12294 * config/i386/i386-c.c: New file for #pragma support.
12295 (ix86_target_macros_internal): New function to #define or #undef
12296 target macros based when the user uses the #pragma GCC option to
12297 change target options.
12298 (ix86_pragma_option_parse): New function to add #pragma GCC option
12300 (ix86_target_macros): Move defining the target macros here from
12301 TARGET_CPU_CPP_BUILTINS in i386.h.
12302 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12303 defined, initialize any subtarget #pragmas.
12305 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12306 REGISTER_TARGET_PRAGMAS.
12308 * config/i386/t-i386: New file for x86 dependencies.
12309 (i386.o): Make dependencies mirror the include files used.
12310 (i386-c.o): New file, add dependencies.
12312 * config/i386/i386-protos.h (override_options): Add bool argument.
12313 (ix86_valid_option_attribute_tree): Add declaration.
12314 (ix86_target_macros): Ditto.
12315 (ix86_register_macros): Ditto.
12317 * config/i386/i386.c (ix86_tune_features): Move initialization of
12318 the target masks to initial_ix86_tune_features to allow functions
12319 to have different target options. Make type unsigned char,
12320 instead of unsigned int.
12321 (initial_ix86_tune_features): New static vector to hold processor
12322 masks for the tune variables.
12323 (ix86_arch_features): Move initialization of the target masks to
12324 initial_ix86_arch_features to allow functions to have different
12325 target options. Make type unsigned char, instead of unsigned int.
12326 (initial_ix86_arch_features): New static vector to hold processor
12327 masks for the arch variables.
12328 (enum ix86_function_specific_strings): New enum to describe the
12329 string options used for attribute((option(...))).
12330 (ix86_target_string): New function to return a string that
12331 describes the target options.
12332 (ix86_debug_options): New function to print the current options in
12334 (ix86_function_specific_save): New function hook to save the
12335 function specific global variables in the cl_target_option structure.
12336 (ix86_function_specific_restore): New function hook to restore the
12337 function specific variables from the cl_target_option structure to
12338 the global variables.
12339 (ix86_function_specific_print): New function hook to print the
12340 target specific options in the cl_target_option structure.
12341 (ix86_valid_option_attribute_p): New function hook to validate
12342 attribute((option(...))) arguments.
12343 (ix86_valid_option_attribute_tree): New function that is common
12344 code between attribute((option(...))) and #pragma GCC option
12345 support that parses the options and returns a tree holding the options.
12346 (ix86_valid_option_attribute_inner_p): New helper function for
12347 ix86_valid_option_attribute_tree.
12348 (ix86_can_inline_p): New function hook to decide if one function
12349 can inline another on a target specific basis.
12350 (ix86_set_current_function); New function hook to switch target
12351 options if the user used attribute((option(...))) or #pragma GCC
12353 (ix86_tune_defaulted): Move to static file scope from
12355 (ix86_arch_specified): Ditto.
12356 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12358 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12359 (OPTION_MASK_ISA_ABM_SET): Ditto.
12360 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12361 (OPTION_MASK_ISA_CX16_SET): Ditto.
12362 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12363 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12364 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12365 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12366 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12367 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12368 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12369 (struct ptt): Move to static file scope from override_options.
12370 (processor_target_table): Ditto.
12371 (cpu_names): Ditto.
12372 (ix86_handle_option): Add support for options that are now isa options.
12373 (override_options): Add support for declaring functions that
12374 support different target options than were specified on the
12375 command line. Move struct ptt, processor_target_table, cpu_names,
12376 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12377 Add bool argument. Fix up error messages so the appropriate error
12378 is given for either command line or attribute.
12379 (ix86_previous_fndecl): New static to remember previous function
12380 declaration to see if we need to change target options.
12381 (ix86_builtins_isa): New array to record the ISA of each builtin
12383 (def_builtin): Always create the builtin function, even if the
12384 current ISA doesn't support it.
12385 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12386 tests for those builtins.
12387 (ix86_init_builtins): Remove TARGET_MMX test for calling
12388 ix86_init_mmx_sse_builtins.
12389 (ix86_expand_builtin): If the current ISA doesn't support a given
12390 builtin, signal an error.
12391 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12392 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12393 (TARGET_OPTION_SAVE): Ditto.
12394 (TARGET_OPTION_RESTORE): Ditto.
12395 (TARGET_OPTION_PRINT): Ditto.
12396 (TARGET_CAN_INLINE_P): Ditto.
12398 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12400 * c-typeck.c (build_external_ref): Don't call assemble_external.
12401 * final.c (output_operand): Call assemble_external.
12403 2008-07-21 DJ Delorie <dj@redhat.com>
12405 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12406 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12408 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12410 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12411 original insn and splitter contents into ...
12412 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12413 flag_unsafe_math_optimizations. Add dummy scratch register.
12414 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12415 !flag_unsafe_math_optimizations. Returns number with next
12416 highest magnitude if this is still less or equal to the true
12417 quotient in magnitude.
12419 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12421 * Makefile.in: Replace toplev.h with TOPLEV_H.
12422 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12423 * c-lex.c (fe_file_change): Don't set in_system_header.
12424 * c-parser.c (c_token): Remove in_system_header.
12425 (c_lex_one_token): Don't set in_system_header.
12426 (c_parser_set_source_position_from_token): Don't set in_system_header.
12427 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12430 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12431 * flags.h (in_system_header): Remove.
12432 * function.c (saved_in_system_header): Remove.
12433 (push_cfun): Don't set in_system_header.
12434 (pop_cfun): Don't set in_system_header.
12435 (push_struct_function): Don't set in_system_header.
12436 * input.h (expanded_location): Add sysp.
12437 (in_system_header_at): New.
12438 (in_system_header): New.
12439 * toplev.c (in_system_header): Remove.
12440 * toplev.h: Include input.h
12442 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12443 * tree-ssa.c (warn_uninit): Call warning_at.
12444 (warn_uninitialized_var): Update calls to warn_uninit.
12445 (warn_uninitialized_phi): Update calls to warn_uninit.
12446 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12447 (expand_location): Initialize xloc.sysp.
12448 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12449 (tree_decl_with_vis): Remove in_system_header_flag.
12451 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12454 * recog.c (asm_operand_ok): Change the order of the extra
12455 memory constraint checks.
12457 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12460 * tree-switch-conversion.c (build_one_array): Call
12461 varpool_mark_needed_node and varpool_finalize_decl
12462 instead of assemble_variable.
12464 2008-07-19 Jan Hubicka <jh@suse.cz>
12466 * cgraph.c (cgraph_add_new_function): Do early local passes.
12467 * tree-nrv.c (gate_pass_return_slot): New gate.
12468 (pass_nrv): Add the gate.
12469 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12471 (coalesce_ssa_name): Coalesce SSA names.
12472 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12473 not optimizing so unused user vars remains visible.
12474 * common.opt (flag_tree_ter): Always enable by default.
12475 * tree-ssa-ter.c: Include flags.h
12476 (is_replaceable_p): Check that locations match; when aliasing
12477 is missing be conservative about loads.
12478 * tree-optimize.c (gate_init_datastructures): Remove.
12479 (pass_init_datastructures): New.
12480 * passes.c: Reorder passes so we always go into SSA.
12482 2008-07-19 Jan Hubicka <jh@suse.cz>
12484 * doc/extend.texi (flatten attribute): Remove note about
12486 * doc/invoke.texi (--combine): Likewise.
12487 (-finline-functions-called-once): Update levels when enabled.
12488 (-funit-at-a-time): Document new behaviour.
12489 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12490 -fno-section-anchors when disabled explicitly.
12491 (inline params): They are not ignored now.
12492 (precompiled headers): Remove unit-at-a-time as being incompatible.
12493 * opts.c (decode_options): Handle unit-at-a-time as alias;
12494 imply -fno-section-anchors when toplevel reorder is disabled
12496 * common.opt (ftoplevel-reorder): Set default value to 2.
12497 (funit-at-a-time): Set default value to 1.
12498 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12501 2008-07-19 Jan Hubicka <jh@suse.cz>
12503 * builtins.c (expand_builtin_int_roundingfn,
12504 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12507 2008-07-19 Richard Guenther <rguenther@suse.de>
12510 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12511 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12512 * tree-ssa-pre.c (get_expr_value_id): For newly created
12513 constant value-ids make sure to add the expression to its
12516 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12518 PR middle-end/36877
12519 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12520 return value of the builtin is ignored.
12522 2008-07-19 Olivier Hainque <hainque@adacore.com>
12524 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12525 bits, a C conformant malloc implementation has to provide.
12526 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12528 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12532 * reload.c (find_reloads_subreg_address): Only reload address if
12533 reloaded == 0, not for reloaded != 1.
12536 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12537 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12538 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12539 m32c_legitimize_reload_address.
12541 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12542 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12543 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12545 2008-07-19 Olivier Hainque <hainque@adacore.com>
12547 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12548 argument, saying whether nested array are to be collapsed
12549 into a single array type DIE with multiple subscripts.
12550 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12551 issues, centralize the nested array types collapsing control and
12552 disable the transformation for Ada.
12554 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12557 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12559 (x86_64_shift_adj_2): New expander.
12560 (x86_64_shift_adj_3): Ditto.
12561 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12562 to split TImode operands.
12563 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12564 (ix86_split_lshr): Ditto.
12566 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12568 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12569 and __CHAR32_TYPE__.
12570 * c-typeck.c (digest_init): Support char16_t and char32_t.
12571 (set_nonincremental_init_from_string): Idem.
12573 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12575 PR middle-end/36859
12576 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12577 PREFERRED_STACK_BOUNDARY.
12578 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12580 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12582 PR middle-end/36858
12583 * function.c (locate_and_pad_parm): Cap boundary earlier.
12585 2008-07-17 Julian Brown <julian@codesourcery.com>
12587 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12588 no-op for targets which don't use DLLs.
12590 2008-07-17 Martin Jambor <mjambor@suse.cz>
12592 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12593 that nodes are relevant by examining the node->analyzed flag.
12594 (ipcp_init_stage): Check which nodes are relevant, assert that the
12595 relevant ones are also required.
12596 (ipcp_propagate_stage): Check on the side arrays are properly
12598 (ipcp_print_all_jump_functions): Make sure not to touch any node
12599 that is not analyzed or an edge that does not have a corresponding
12600 entry in the on-the-side vectors.
12601 (ipcp_function_scale_print): Likewise.
12602 (ipcp_update_callgraph): Check that the node is relevant.
12603 (ipcp_insert_stage): Check that the node is relevant. Check there is
12604 an info for every node and edge.
12605 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12606 (ipa_print_all_tree_maps): Likewise and a new variable info.
12607 (ipa_print_all_params_modified): Likewise.
12608 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12610 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12613 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12615 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12617 PR rtl-optimization/36753
12618 * fwprop.c (use_killed_between): Don't shortcut
12619 single-definition global registers.
12621 2008-07-16 Jan Hubicka <jh@suse.cz>
12623 * cgraph.h (varpool_empty_needed_queue): Declare.
12624 * cgraphunit.c (output_in_order): Mark all variables as needed;
12626 * varpool.c (varpool_assemble_node): Update debug queue.
12627 (varpool_assemble_pending_decls): Don't do it here.
12628 (varpool_empty_needed_queue): New function.
12630 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12632 * recog.c (peephole2_optimize): Fix formatting.
12634 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12636 * c-pch.c (get_ident): Avoid C++ keywords.
12637 * combine-stack-adj.c (single_set_for_csa): Likewise.
12638 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12639 output_asm_insn): Likewise.
12640 * reload.c (push_secondary_reload, find_reusable_reload,
12641 push_reload, combine_reloads, find_reloads,
12642 debug_reload_to_stream): Likewise.
12643 * reload.h (struct reload): Likewise.
12644 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12645 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12646 emit_output_reload_insns): Likewise.
12647 * targhooks.c (default_secondary_reload): Likewise.
12648 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12650 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12652 * recog.c (validate_change_1, validate_change,
12653 validate_unshare_change, validate_replace_rtx_1, struct
12654 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12656 * reload.c (push_secondary_reload, secondary_reload_class,
12657 scratch_reload_class, find_valid_class, find_reusable_reload,
12658 push_reload, find_dummy_reload, find_reloads_address_1,
12659 find_reloads_address_part, find_equiv_reg): Likewise.
12660 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12661 choose_reload_regs): Likewise.
12662 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12664 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12665 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12666 * sched-rgn.c (concat_INSN_LIST): Likewise.
12667 * stor-layout.c (mode_for_size, mode_for_size_tree,
12668 smallest_mode_for_size): Likewise.
12670 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12672 * cfg.c (dump_reg_info): Avoid C++ keywords.
12673 * dwarf2asm.c (dw2_force_const_mem,
12674 dw2_asm_output_encoded_addr_rtx): Likewise.
12675 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12676 * expmed.c (expand_shift): Likewise.
12677 * global.c (find_reg): Likewise.
12678 * graph.c (draw_edge): Likewise.
12679 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12680 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12681 widen_clz, widen_bswap, expand_parity, expand_unop,
12682 emit_cmp_and_jump_insn_1): Likewise.
12683 * postreload.c (reload_cse_simplify_operands): Likewise.
12684 * ra.h (add_neighbor): Likewise.
12685 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12686 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12687 record_reg_classes, copy_cost, record_address_regs,
12688 invalid_mode_change_p): Likewise.
12689 * regrename.c (regrename_optimize, scan_rtx_reg,
12690 dump_def_use_chain, find_oldest_value_reg,
12691 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12693 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12695 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12696 MASK_POWERPC64 for power4 in previous commit.
12698 2008-07-16 Olivier Hainque <hainque@adacore.com>
12700 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12701 instead of bare conversion to cast const-ness away.
12703 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12705 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12706 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12707 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12708 (TARGET_FUNCTION_VALUE): Define.
12710 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12712 * config/rs6000/rs6000.c (processor_target_table): Add
12713 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12715 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12718 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12719 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12720 m32c_legitimize_reload_address.
12722 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12724 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12725 DECL_IN_SYSTEM_HEADER in sync.
12727 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12729 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12730 * tree-ssa-pre.c (pre_expr_eq): Ditto
12731 (get_constant_for_value_id): Take a type as an argument.
12732 (fully_constant_expression): Pass in type.
12733 (find_or_generate_expression): Short circuit constant case.
12734 (create_expression_by_pieces): Remove special casing of
12736 (do_regular_insertion): Short circuit constant case.
12737 (do_partial_partial_insertion): Ditto.
12739 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12742 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12744 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12746 * config/xtensa/libgcc-xtensa.ver: New file.
12747 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12749 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12751 * df-problems.c (df_set_note): Avoid C++ keywords.
12752 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12753 * dse.c (record_store, remove_useless_values): Likewise.
12754 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12755 gen_reg_rtx_offset, operand_subword, change_address_1,
12756 change_address, adjust_address_1, offset_address,
12757 widen_memory_access, emit_copy_of_insn_after): Likewise.
12758 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12759 * fwprop.c (should_replace_address, propagate_rtx_1,
12760 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12762 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12763 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12764 * lcm.c (compute_insert_delete, pre_edge_lcm,
12765 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12766 * lower-subreg.c (resolve_reg_notes): Likewise.
12767 * mode-switching.c (optimize_mode_switching): Likewise.
12769 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12771 * bt-load.c (add_btr_def, migrate_btr_def,
12772 branch_target_load_optimize): Avoid C++ keywords.
12773 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12775 * combine.c (subst, simplify_set, make_extraction,
12776 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12777 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12778 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12780 2008-07-15 Richard Guenther <rguenther@suse.de>
12782 PR middle-end/36369
12783 * c-common.c (strict_aliasing_warning): Do not warn for
12784 TYPE_REF_CAN_ALIAS_ALL pointers.
12785 (c_common_get_alias_set): may_alias types are not special.
12786 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12787 attribute and set can_ref_all accordingly.
12788 (build_reference_type_for_mode): Likewise.
12789 * doc/extend.texi (may_alias): Clarify.
12791 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12794 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12795 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12797 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12800 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12801 gcc_assert, instead call output_operand_lossage.
12803 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12805 * builtins.c (std_canonical_va_list): Treat structure based
12808 2008-07-15 Ben Elliston <bje@au.ibm.com>
12810 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12812 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12814 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12817 2008-07-14 Jan Hubicka <jh@suse.cz>
12819 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12820 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12821 fix predicates and constraints.
12822 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12823 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12825 2008-07-14 Doug Kwan <dougkwan@google.com>
12827 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12828 additional option file arm/eabi.opt.
12829 * config/arm/eabi.h (File): New configuration file for EABI targets.
12830 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12831 SUBSUBTARGET_EXTRA_SPECS.
12832 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12833 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12834 from STARTFILE_SPEC so that it can be referenced in an override.
12835 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12836 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12837 can be referenced in an override.
12838 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12839 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12840 so that it can be referenced in an override.
12841 (LINK_SPEC): Use BPABI_LINK_SPEC.
12842 * config/arm/eabi.opt (File): New.
12844 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12846 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12847 (FIXED_VALUE_H): New variable.
12848 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12849 input.h, fixed-value.h.
12850 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12851 (BASIC_BLOCK_H): Use $(BITMAP_H).
12852 (FUNCTION_H): Add varray.h.
12853 (IPA_REFERENCE_H): Use $(BITMAP_H).
12854 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12855 (DF_H): Use $(BITMAP_H).
12856 (GGC_H): Add statistics.h.
12857 (INSN_ADDR_H): New.
12858 (INSN_ATTR_H): Use it.
12859 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12861 (SYMTAB_H): Add $(OBSTACK_H).
12862 (CPP_INTERNAL_H): New.
12863 (TREE_DUMP_H): Add tree-pass.h.
12864 (TREE_FLOW_H): Use $(BITMAP_H)
12865 (PRETTY_PRINT_H): Use $(INPUT_H).
12866 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12869 (many object files): Fix lots of header dependencies throughout.
12871 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12873 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12875 (s-gtyp-input): Use them to write tmp-gi.list.
12876 (echo_to_gi.list): Remove.
12878 2008-07-14 Richard Guenther <rguenther@suse.de>
12880 * tree-ssa-sccvn.c (pre_info): Remove.
12881 (switch_to_PRE_table): Likewise.
12882 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12883 (set_hashtable_value_ids): Do not create value-ids for the
12885 (run_scc_vn): Remove double test. Remove bogus special-case
12886 in value-number printing.
12887 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12888 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12890 * tree-flow-inline.h (get_value_handle): Remove.
12891 * tree-flow.h (get_value_handle): Remove.
12893 2008-07-14 Martin Jambor <mjambor@suse.cz>
12895 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12896 in which we generate arithmetics is not a subrange.
12898 2008-07-14 Martin Jambor <mjambor@suse.cz>
12900 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12902 2008-07-14 Richard Guenther <rguenther@suse.de>
12904 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12906 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12909 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12910 reload for symbol refs moved to r0 with -fPIC.
12911 (legitimize_pic_address): Use the target register as temporary
12913 (emit_symbolic_move): Adjust comment.
12914 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12917 2008-07-14 Ben Elliston <bje@au.ibm.com>
12919 * c-common.h (C_CPP_HASHNODE): New macro.
12920 * coretypes.h (struct cpp_token): Forward declare.
12921 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12922 the context-sensitive keyword method.
12923 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12924 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12925 expand_bool_pixel): New.
12926 (altivec_categorize_keyword): New function.
12927 (init_vector_keywords): New function.
12928 (rs6000_macro_to_expand): Likewise.
12929 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12930 compiling an ISO C dialect.
12932 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12934 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12935 (create_expression_by_pieces): Fix typo.
12936 (do_regular_insertion): Use debug counter here too.
12938 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12941 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12942 CONST_OK_FOR_LETTER_P. All port-local users changed.
12943 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12944 implement Kp matching power-of-two.
12945 (CONSTRAINT_LEN): Define to match.
12946 * config/cris/cris.md: Replace all use of constraint K with Kc.
12947 ("*btst*): Use Kp for operand 0 of last alternative.
12949 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12952 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12955 2008-07-13 Jan Hubicka <jh@suse.cz>
12957 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12960 2008-07-13 Richard Guenther <rguenther@suse.de>
12962 PR middle-end/36811
12963 * langhooks.c (lhd_print_error_function): Deal with recursive
12966 2008-07-12 Jan Hubicka <jh@suse.cz>
12968 * cgraph.c (assembler_name_hash): New static var.
12969 (hash_node_by_assembler_name, eq_assembler_name): New.
12970 (cgraph_node_for_asm): Use hashtable.
12971 (cgraph_remove_node): Maintain hashtable.
12972 (change_decl_assembler_name): Sanity check that names are not changing
12973 after aliasing was processed.
12974 * cgraph.h (varpoon_node): Add next GGC marker.
12975 * tree.c (decl_assembler_name_equal): Constify.
12976 (decl_assembler_name_hash): New.
12977 * tree.h (decl_assembler_name_equal): Constify.
12978 (decl_assembler_name_hash): Update.
12980 2008-07-12 David Daney <ddaney@avtrex.com>
12982 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12983 sb1 and r5000 cpus.
12985 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12987 * doc/md.texi: Document the MIPS "v" constraint.
12988 * config/mips/mips.h (reg_class): Revert last change.
12989 (REG_CLASS_NAMES): Likewise.
12990 (REG_CLASS_CONTENTS): Likewise.
12991 * config/mips/mips.c (mips_regno_to_class): Likewise.
12992 * config/mips/constraints.md (v): Likewise, but add documentation.
12993 Add a comment to say that this constraint should not be used in
12996 2008-07-11 DJ Delorie <dj@redhat.com>
12998 * config/h8300/h8300.md (length): Fix branch offset limit.
13000 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13002 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13003 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13004 (avr_hard_regno_scratch_ok): New function.
13005 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13006 * config/avr/avr.md (all peepholes that request a scratch register):
13007 Remove avr_peep2_scratch_safe use.
13009 2008-07-11 Tom Tromey <tromey@redhat.com>
13010 Ian Lance Taylor <iant@google.com>
13012 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13013 (struct c_common_resword): Define.
13014 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13015 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13016 (c_common_reswords, num_c_common_reswords): Declare.
13017 * c-common.c (c_common_reswords): New global const array.
13018 (num_c_common_reswords): New const int.
13019 * c-parser.c (struct resword, reswords): Don't define.
13020 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13021 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13022 than reswords. If warning about C++ keywords, give them a special
13024 (c_lex_one_token): Warn about C++ keywords. Call
13025 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13026 (c_parser_external_declaration): Look for RID_xxx rather than
13027 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13028 (c_parser_statement_after_labels): Likewise.
13029 (c_parser_objc_class_instance_variables): Likewise.
13030 (c_parser_objc_class_declaration): Likewise.
13031 (c_parser_objc_try_catch_statement): Likewise.
13032 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13033 (declspecs_add_type): Likewise.
13035 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13037 * ggc-page.c (alloc_page):
13038 Substituting xmalloc, xcalloc with
13039 XNEWVEC and XCNEWVAR macros which add the
13042 2008-07-11 Richard Guenther <rguenther@suse.de>
13044 PR tree-optimization/36765
13045 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13046 aliases from HEAP vars to SMTs.
13048 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13050 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13051 * configure.ac (loose_warn): Move -Wc++-compat from here...
13052 (strict_warn): ...to here.
13053 * configure: Regenerate.
13055 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13057 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13058 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13059 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13060 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13061 excluding more specific h8300-*-* and sh-*-* targets.
13063 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13065 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13066 (eliminate): Ditto.
13067 (execute_pre): Call loop_optimizer_finalize in early exit.
13069 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13071 PR middle-end/36790
13072 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13073 uids in the bitmap, not just VAR_DECL uids.
13075 PR rtl-optimization/36419
13076 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13077 (combine_stack_adjustments_for_block): Call it if needed. Delete
13079 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13080 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13081 prologue sp adjustment.
13083 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13086 * opts.c (print_ignored_options): Report postponed diagnostics for
13087 unknown -Wno-* options as warnings, not errors.
13088 (postpone_unknown_option_error): Renamed to...
13089 (postpone_unknown_option_warning): ... this.
13091 2008-07-09 Doug Kwan <dougkwan@google.com>
13094 2008-07-08 Doug Kwan <dougkwan@google.com>
13096 * config/arm/arm.opt (mandroid): New option.
13097 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13098 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13100 (CC1PLUS_SPEC): Same.
13102 (STARTFILE_SPEC): Same.
13103 (ENDFILE_SPEC): Same.
13104 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13107 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13110 * config/mips/mips.h (reg_class): Remove V1_REG.
13111 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13112 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13113 instead of V1_REGS.
13114 (mips_get_tp): New function.
13115 (mips_legitimize_tls_address): Use it.
13116 * config/mips/constraints.md (v): Delete.
13117 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13118 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13119 After reload, split into a move and ...
13120 (*tls_get_tp_<mode>_split): ...this new instruction.
13122 2008-07-09 David Daney <ddaney@avtrex.com>
13124 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13126 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13128 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13129 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13131 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13132 htab_delete should be called. Don't free c.
13133 (lookup_tmp_var): Create temp_htab lazily.
13134 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13135 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13137 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13138 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13139 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13140 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13141 * tree-sra.c (generate_element_init): Likewise.
13142 * tree-mudflap.c (execute_mudflap_function_ops,
13143 execute_mudflap_function_decls): Likewise.
13144 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13145 * tree-gimple.h (struct gimplify_ctx): New type.
13146 (push_gimplify_context): Adjust prototype.
13148 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13150 * tree-ssa-pre.c (phi_translate_1): Update placement of
13151 add_to_value calls.
13153 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13155 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13156 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13157 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13158 * targhooks.c (default_hard_regno_scratch_ok): New function.
13159 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13160 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13161 * recog.c: Include "target.h".
13162 (peep2_find_free_register): Add check for global regs. Add target
13164 * Makefile.in (recog.o): Depend on target.h.
13166 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13168 * config/sh/sh.c (sh_canonical_va_list_type): New.
13169 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13171 2008-07-09 Raksit Ashok <raksit@google.com>
13173 * doc/invoke.texi (Option Summary): Mention new option
13174 -Wdisallowed-function-list=...
13175 (Warning Options): Document -Wdisallowed-function-list=...
13176 * common.opt (Wdisallowed-function-list=): New flag.
13177 * flags.h (warn_disallowed_functions): External definition of new
13178 boolean warning flag.
13179 (warn_if_disallowed_function_p): Declare new function.
13180 * opts.c (warning_disallowed_functions): New static variable.
13181 (warn_disallowed_functions): New boolean warning flag.
13182 (warn_if_disallowed_function_p): New function.
13183 (add_comma_separated_to_vector): Rename
13184 add_instrument_functions_exclude_list to this.
13185 (common_handle_option): Handle new option. Rename calls to
13186 add_instrument_functions_exclude_list into calls to
13187 add_comma_separated_to_vector.
13188 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13189 based on flag warn_disallowed_functions.
13191 2008-07-09 Christian Bruel <christian.bruel@st.com>
13193 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13194 instead of get_attr_length.
13196 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13198 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13200 * genemit.c (gen_insn): Likewise.
13201 * gengtype.c (note_def_vec): Likewise.
13202 * gengtype.h (note_def_vec): Likewise.
13203 * genoutput.c (struct data, output_insn_data, process_template,
13204 gen_expand, gen_split, note_constraint): Likewise.
13205 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13206 make_insn_sequence): Likewise.
13207 * gensupport.c (record_insn_name): Likewise.
13209 2008-07-08 Doug Kwan <dougkwan@google.com>
13211 * config/arm/arm.opt (mandroid): New option.
13212 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13213 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13215 (CC1PLUS_SPEC): Same.
13217 (STARTFILE_SPEC): Same.
13218 (ENDFILE_SPEC): Same.
13219 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13222 2008-07-08 Raksit Ashok <raksit@google.com>
13224 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13225 (set_storage_via_setmem): Fix expected_align parameter.
13226 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13227 missing from the list.
13228 * doc/md.texi (movmem): Explicitly state that expected alignment is
13229 to be expressed in bytes.
13230 (setmem): Explicitly state that expected alignment is to be expressed
13233 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13235 * reload.c (find_reloads_subreg_address): Do not require validity
13236 of address in original mode before reloading address.
13238 2008-07-07 Tianwei Sheng <tianweis@google.com>
13240 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13241 bounds array access.
13243 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13245 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13247 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13249 Fix PR tree-optimization/23455
13250 Fix PR tree-optimization/35286
13251 Fix PR tree-optimization/35287
13252 * Makefile.in (OBJS-common): Remove tree-vn.o.
13253 (tree-vn.o): Remove.
13254 * dbgcnt.def: Add treepre_insert debug counter.
13255 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13256 (debug_value_expressions): Ditto.
13257 (print_value_expressions): Ditto.
13258 * tree-pretty-print.c (dump_generic_node): Updated for
13259 VALUE_HANDLE removal.
13260 * tree-ssa-dom.c (record_equality): Ditto.
13261 (cprop_operand): Ditto.
13262 (lookup_avail_expr): Ditto.
13263 * tree-ssa-threadedge.c
13264 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13265 (simplify_control_stmt_condition): Ditto.
13266 * tree.c (tree_code_size): Ditto.
13267 (tree_node_structure): Ditto.
13268 (iterative_hash_expr): Ditto.
13270 * tree.h (VALUE_HANDLE_ID): Ditto.
13271 (VALUE_HANDLE_EXPR_SET): Ditto.
13272 (struct tree_value_handle): Ditto.
13273 (union tree_node): Ditto.
13274 * treestruct.def: Ditto.
13275 * tree-vn.c: Removed.
13276 * tree-ssa-pre.c: Rewritten entirely.
13277 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13278 (constant_value_ids): Ditto.
13279 (vn_nary_op_t): Moved to header.
13281 (vn_reference_op_t): Ditto
13282 (vn_reference_t): Ditto.
13283 (next_value_id): New variable.
13284 (VN_INFO): Add an assert.
13285 (vn_constant_eq): New function.
13286 (vn_constant_hash): Ditto.
13287 (get_or_alloc_constant_value_id): Ditto.
13288 (value_id_constant_p): Ditto.
13289 (vn_reference_compute_hash): De-staticify.
13290 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13291 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13292 (valueize_refs): Update opcode if it changes from ssa name to constant.
13293 (vn_reference_lookup_1): Add new argument.
13294 (vn_reference_lookup): Ditto.
13295 (vn_reference_lookup_pieces): New function.
13296 (vn_reference_insert): Add return type. Modify to deal with value ids.
13297 (vn_reference_insert_pieces): New function.
13298 (vn_nary_op_compute_hash): De-staticify.
13299 (vn_nary_op_eq): Ditto.
13300 (vn_nary_op_lookup_pieces): New function.
13301 (vn_nary_op_lookup): Add new argument.
13302 (vn_nary_op_insert_pieces): New function.
13303 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13304 (vn_phi_insert): Ditto.
13305 (visit_unary_op): Update for callee changes.
13306 (visit_binary_op): Ditto.
13307 (visit_reference_op_load): Ditto.
13308 (visit_reference_op_store): Ditto.
13309 (init_scc_vn): Init next_value_id, constant_to_value_id and
13310 constant_value_ids.
13311 (free_scc_vn): Free them.
13312 (set_hashtable_value_ids): New function.
13313 (run_scc_vn): Use it.
13314 (get_max_value_id): New function.
13315 (get_next_value_id): Ditto.
13316 (expressions_equal_p): Moved from tree-vn.c
13317 (sort_vuses): Ditto.
13318 (sort_vuses_heap): Ditto.
13319 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13321 * tree.c (iterative_hash_hashval_t): Made non-static
13322 * tree.h (iterative_hash_hashval_t): Declare it.
13324 2008-07-08 Martin Jambor <mjambor@suse.cz>
13326 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13327 instead of ipa_create_node_params.
13328 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13329 ipa_check_create_edge_args, free them with
13330 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13332 * ipa-prop.c: Include flags.h and tree-inline.h.
13333 (ipa_node_params_vector): New variable.
13334 (ipa_edge_args_vector): New variable.
13335 (edge_removal_hook_holder): New variable.
13336 (node_removal_hook_holder): New variable.
13337 (edge_duplication_hook_holder): New variable.
13338 (node_duplication_hook_holder): New variable.
13339 (ipa_detect_param_modifications): Check for presence of modified flags.
13340 (ipa_compute_jump_functions): Check for presence of jump functions.
13341 (ipa_free_edge_args_substructures): New function.
13342 (ipa_create_node_params): Removed.
13343 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13344 (ipa_free_node_params_substructures): New function.
13345 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13347 (ipa_edge_removal_hook): New function.
13348 (ipa_node_removal_hook): New function.
13349 (duplicate_array): New function.
13350 (ipa_edge_duplication_hook): New function.
13351 (ipa_node_duplication_hook): New function.
13352 (ipa_register_cgraph_hooks): New function.
13353 (ipa_unregister_cgraph_hooks): New function.
13354 (free_all_ipa_structures_after_ipa_cp): New function.
13356 * ipa-prop.h: Include vec.h.
13357 (ipa_node_params_t): New typedef with vector types for it.
13358 (ipa_edge_args_t): New typedef with vector types for it.
13359 (IPA_NODE_REF): Changed to access an on-the-side vector.
13360 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13361 (ipa_check_create_node_params): New function.
13362 (ipa_check_create_edge_args): New function.
13364 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13367 2008-07-07 Tom Tromey <tromey@redhat.com>
13369 * configure, config.in: Rebuilt.
13370 * configure.ac: Don't check for scandir or alphasort.
13372 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13374 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13375 types immediately after creating them.
13377 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13379 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13381 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13383 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13384 dump_constraint_graph.
13385 (dump_constraint_edge): New function.
13386 (dump_constraint_graph): New function.
13387 (debug_constraint_graph): New function.
13388 (dump_constraint): Removed useless comparison.
13389 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13390 (dump_constraint_graph): Declare.
13391 (debug_constraint_graph): Declare.
13392 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13394 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13396 * config/i386/i386.c (is_va_list_char_pointer): New.
13397 (ix86_va_start): Replace compare with ms_va_list_type_node
13398 by is_va_list_char_pointer.
13399 (ix86_gimplify_va_arg): Likewise.
13401 2008-07-07 Martin Jambor <mjambor@suse.cz>
13403 * cgraph.c (cgraph_edge_max_uid): New variable.
13404 (struct cgraph_edge_hook_list): New type.
13405 (struct cgraph_node_hook_list): New type.
13406 (struct cgraph_2edge_hook_list): New type.
13407 (struct cgraph_2node_hook_list): New type.
13408 (first_cgraph_edge_removal_hook): New variable.
13409 (first_cgraph_node_removal_hook): New variable.
13410 (first_cgraph_edge_duplicated_hook): New variable.
13411 (first_cgraph_node_duplicated_hook): New variable.
13412 (cgraph_add_edge_removal_hook): New function.
13413 (cgraph_remove_edge_removal_hook): New function.
13414 (cgraph_call_edge_removal_hooks): New function.
13415 (cgraph_add_node_removal_hook): New function.
13416 (cgraph_remove_node_removal_hook): New function.
13417 (cgraph_call_node_removal_hooks): New function.
13418 (cgraph_add_edge_duplication_hook): New function.
13419 (cgraph_remove_edge_duplication_hook): New function.
13420 (cgraph_call_edge_duplication_hooks): New function.
13421 (cgraph_add_node_duplication_hook): New function.
13422 (cgraph_remove_node_duplication_hook): New function.
13423 (cgraph_call_node_duplication_hooks): New function.
13424 (cgraph_create_edge): Assign to edge uid.
13425 (cgraph_remove_edge): Call edge removal hooks.
13426 (cgraph_node_remove_callees): Call edge removal hooks.
13427 (cgraph_node_remove_callers): Call edge removal hooks.
13428 (cgraph_remove_node): Call node removal hooks.
13429 (cgraph_clone_edge): Call edge duplication hooks.
13430 (cgraph_clone_node): Call node duplication hooks.
13432 * cgraph.h (cgraph_edge): New field uid.
13433 (cgraph_edge_hook): New type.
13434 (cgraph_node_hook): New type.
13435 (cgraph_2edge_hook): New type.
13436 (cgraph_2node_hook): New type.
13438 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13440 * config.in: Regenerate.
13442 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13444 * gcc.c (print_sysroot): New.
13445 (option_map, display_help, process_command): Handle the
13446 -print-sysroot option.
13447 (main): Print the sysroot if requested.
13448 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13450 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13453 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13455 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13457 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13458 (assign_parm_setup_block_p): Also check mode of entry_parm.
13460 2008-07-07 Richard Guenther <rguenther@suse.de>
13462 * tree-ssa-structalias.h (set_used_smts): Remove.
13463 * tree-ssa-structalias.c (used_smts): Likewise.
13464 (set_used_smts): Likewise.
13465 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13466 call to set_used_smts.
13468 2008-07-07 Richard Guenther <rguenther@suse.de>
13470 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13471 (new_var_info): Set it to false.
13472 (solution_set_add): Correctly handle pointers outside a var and
13474 (type_safe): Treat variables with is_full_var properly.
13475 (do_sd_constraint): Likewise.
13476 (do_ds_constraint): Likewise.
13477 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13478 (get_constraint_for_ptr_offset): New function.
13479 (get_constraint_for_component_ref): For addresses at least include
13480 the last field of the variable. Handle is_full_vars properly.
13481 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13482 (handle_ptr_arith): Remove.
13483 (find_func_aliases): Simplify assignment handling.
13484 (create_function_info_for): For parameter and result varinfos set
13486 (create_variable_info_for): Set is_full_var flag whenever we
13487 just created a single varinfo for a decl.
13488 (init_alias_vars): Initialize use_field_sensitive from
13489 max-fields-for-field-sensitive parameter.
13491 2008-07-07 Richard Guenther <rguenther@suse.de>
13493 PR tree-optimization/36713
13494 * tree-flow-inline.h (is_call_used): New function.
13495 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13496 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13497 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13499 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13501 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13503 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13505 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13507 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13508 Nathan Sidwell <nathan@codesourcery.com>
13510 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13511 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13513 * config/m68k/t-linux: New.
13514 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13517 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13519 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13520 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13523 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13525 * gcc.c (execute): Fix -Wc++-compat warning.
13527 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13530 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13531 constant for little endian.
13533 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13535 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13536 mips_base_mips16 instead of TARGET_MIPS16.
13537 (mips_base_mips16): Declare.
13538 * config/mips/mips.c (mips_base_mips16): Make global.
13539 (was_mips16_p): Remove GTY marker.
13540 (was_mips16_pch_p): New variable.
13541 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13542 (mips_override_options): Force to non-MIPS16 mode initially.
13543 Do not complain about MIPS16 PIC incompatibilities here.
13544 Only allow -mgpopt if -mexplicit-relocs is in force for
13547 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13549 * configure.ac: Check for caddr_t, define to char * if not defined.
13550 * configure: Regenerate.
13551 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13552 (mmap_gt_pch_use_address): Likewise.
13553 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13555 2008-07-06 Richard Guenther <rguenther@suse.de>
13557 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13558 (new_var_info): Deal with it.
13559 (solution_set_add): Likewise.
13560 (bitpos_of_field): Make signed, fix.
13561 (struct fieldoff): Remove type and decl fields. Make size field
13562 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13564 (fieldoff_compare): Deal with it.
13565 (push_fields_onto_fieldstack): Remove has_union argument, glob
13566 adjacent non-pointer fields together.
13567 (create_function_info_for): Do not set has_union.
13568 (create_variable_info_for): Simplify.
13570 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13572 * config.gcc (extra_headers): Add cross-stdarg.h for target
13573 x86_64-*-* and i?86-*-*.
13574 * config/i386/cross-stdarg.h: New.
13575 * builtins.c (std_fn_abi_va_list): New.
13576 (std_canonical_va_list_type): New.
13577 (stabilize_va_list): Replace va_list_type_node use by
13578 mtarget.canonical_va_list_type.
13579 (gimplify_va_arg_expr): Likewise.
13580 (expand_builtin_va_copy): Replace va_list_type_node use by
13581 mtarget.fn_abi_va_list.
13582 * tree-sra.c (is_va_list_type): New helper.
13583 (decl_can_be_decomposed_p): Replace
13584 va_list_type_node use by is_va_list_type.
13585 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13586 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13587 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13588 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13589 (ix86_enum_va_list): New.
13590 * config/i386/i386.c (sysv_va_list_type_node): New.
13591 (ms_va_list_type_node): New.
13592 (ix86_function_type_abi): Remove sorry.
13593 (ix86_build_builtin_va_list_abi): New.
13594 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13595 for 64-bit targets.
13596 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13597 (ix86_init_builtins_va_builtins_abi): New.
13598 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13599 for 64-bit targets.
13600 (ix86_handle_abi_attribute): New.
13601 (attribute_spec): Add sysv_abi and ms_abi.
13602 (ix86_fn_abi_va_list): New.
13603 (ix86_canonical_va_list_type): New.
13604 (ix86_enum_va_list): New.
13605 (TARGET_FN_ABI_VA_LIST): New.
13606 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13607 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13608 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13609 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13610 (TARGET_ENUM_VA_LIST): New.
13611 * expr.h (std_fn_abi_va_list): New.
13612 (std_canonical_va_list_type): New.
13613 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13614 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13615 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13616 TARGET_CANONICAL_VA_LIST_TYPE.
13617 * target.h (struct gcc_target): Add fn_abi_va_list hook
13618 and canonical_va_list_type hook.
13620 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13622 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13623 integral and pointer types.
13625 2008-07-04 Roger Sayle <roger@eyesopen.com>
13627 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13628 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13630 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13633 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13635 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13637 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13638 build_gimple_modify_stmt.
13639 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13640 gimple operand. Use fold_build* instead of build*.
13642 2008-07-04 Richard Guenther <rguenther@suse.de>
13644 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13645 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13646 properly to compute the reachability set if we do field-sensitive PTA.
13647 * invoke.texi (max-fields-for-field-sensitive): Document default.
13648 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13649 100 for optimize >= 2.
13651 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13653 * ggc-zone.c (lookup_page_table_if_allocated,
13654 set_page_table_entry, zone_find_object_size, alloc_small_page,
13655 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13656 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13657 -Wc++-compat and/or -Wcast-qual warnings.
13659 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13662 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13663 pic_offset_table_rtx to be marked as used here.
13664 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13665 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13666 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13667 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13668 !TARGET_SECURE_PLT.
13670 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13672 * alloc-pool.c (hash_descriptor, eq_descriptor,
13673 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13674 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13676 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13677 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13678 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13679 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13682 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13684 * tree-flow.h (loop_only_exit_p): Declare.
13685 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13686 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13687 the number of iterations if it is constant. Otherwise, if this is the
13688 only possible exit of the loop, use the conservative estimate on the
13689 number of iterations of the entire loop if available.
13691 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13693 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13694 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13695 Add synchronization functions.
13696 * config/sync.c: New file.
13697 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13698 (LIBGCC_SYNC_CFLAGS): Likewise.
13700 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13703 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13704 (*pushtf_sse): New insn pattern.
13705 (pushtf splitters): New splitters.
13707 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13709 PR middle-end/35736
13710 * predict.c (build_predict_expr): Use void_type_node for the tree
13711 type, instead of NULL_TREE.
13713 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13715 * config/i386/i386.c (contains_aligned_value_p): Return true
13717 (ix86_data_alignment): Align TCmode to 128bits.
13718 (ix86_local_alignment): Likewise.
13720 2008-07-03 Andrew Haley <aph@redhat.com>
13723 * vec.h (VEC_TA): New.
13724 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13725 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13726 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13727 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13728 (C_COMMON_FIXED_TYPES): Remove first arg.
13729 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13730 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13731 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13732 not to use empty macro arguments.
13734 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13736 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13737 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13738 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13739 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13740 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13741 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13742 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13743 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13744 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13745 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13746 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13747 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13748 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13749 config/rs6000/e500crtres64gpr.asm,
13750 config/rs6000/e500crtres64gprctr.asm,
13751 config/rs6000/e500crtrest32gpr.asm,
13752 config/rs6000/e500crtrest64gpr.asm,
13753 config/rs6000/e500crtresx32gpr.asm,
13754 config/rs6000/e500crtresx64gpr.asm,
13755 config/rs6000/e500crtsav32gpr.asm,
13756 config/rs6000/e500crtsav64gpr.asm,
13757 config/rs6000/e500crtsav64gprctr.asm,
13758 config/rs6000/e500crtsavg32gpr.asm,
13759 config/rs6000/e500crtsavg64gpr.asm,
13760 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13761 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13762 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13763 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13764 config/sparc/sol2-cn.asm: Remove .file directives.
13766 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13768 * resource.c (mark_referenced_resources): Look inside
13769 UNSPEC_VOLATILEs and ASM_INPUTs.
13771 2008-07-02 Ian Lance Taylor <iant@google.com>
13773 * rtlanal.c (add_reg_note): New function.
13774 * rtl.h (add_reg_note): Declare.
13775 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13776 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13777 * builtins.c (expand_builtin_longjmp): Likewise.
13778 (expand_builtin_nonlocal_goto): Likewise.
13779 * calls.c (emit_call_1, expand_call): Likewise.
13780 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13781 * cfglayout.c (fixup_reorder_chain): Likewise.
13782 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13783 (commit_one_edge_insertion): Likewise.
13784 * combine.c (move_deaths, distribute_notes): Likewise.
13785 * df-problems.c (df_set_note): Likewise.
13786 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13787 (set_unique_reg_note): Likewise.
13788 (emit_copy_of_insn_after): Likewise.
13789 * expr.c (expand_expr_real): Likewise.
13790 * gcse.c (add_label_notes): Likewise.
13791 * haifa-sched.c (create_check_block_twin): Likewise.
13792 * jump.c (mark_jump_label_1): Likewise.
13793 * loop-doloop.c (add_test, doloop_modify): Likewise.
13794 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13795 * lower-subreg.c (move_eh_region_note): Likewise.
13796 * optabs.c (emit_libcall_block): Likewise.
13797 * predict.c (predict_insn): Likewise.
13798 (combine_predictions_for_insn): Likewise.
13799 * recog.c (peephole2_optimize): Likewise.
13800 * regmove.c (try_auto_increment): Likewise.
13801 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13802 * reload.c (find_reloads): Likewise.
13803 * reload1.c (fixup_eh_region_note): Likewise.
13804 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13805 * reorg.c (delete_prior_computation): Likewise.
13806 (delete_computation, dbr_schedule): Likewise.
13807 * config/pa/pa.c (legitimize_pic_address): Likewise.
13808 * config/sh/sh.c (sh_reorg): Likewise.
13810 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13813 * config/libgcc-glibc.ver: Add %exclude.
13814 * config/m32r/libgcc-glibc.ver: Likwise.
13815 * config/s390/libgcc-glibc.ver: Likwise.
13816 * config/sh/libgcc-glibc.ver: Likwise.
13817 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13819 * config/i386/libgcc-glibc.ver: New.
13821 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13823 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13825 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13826 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13827 i[34567]86-*-linux*, x86_64-*-linux*. Add
13828 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13829 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13830 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13831 i[34567]86-*-linux*, x86_64-*-linux*.
13833 * libgcc-std.ver: Add empty GCC_4.4.0.
13835 * mkmap-symver.awk: Support multiple versions per symbol.
13837 * config/i386/i386.c (ix86_init_builtins): Always define
13838 __builtin_fabsq and __builtin_copysignq with fallbacks.
13839 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13840 and __builtin_copysignq if SSE2 isn't available.
13842 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13843 (LIBGCC2_TF_CEXT): Likwise.
13844 (TF_SIZE): Likwise.
13846 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13848 * config/i386/sfp-machine.h: Moved to libgcc.
13850 * config/i386/sfp-machine.h: New.
13851 * config/i386/t-linux: Likwise.
13853 * config/i386/t-darwin: Remove softfp_wrap_start and
13855 * config/i386/t-darwin64: Likewise.
13857 * config/i386/t-fprules-softfp64: Renamed to ...
13858 * config/i386/t-fprules-softfp: This.
13860 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13861 and softfp_wrap_end.
13863 2008-07-02 Jason Merrill <jason@redhat.com>
13865 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13867 * tree.c (ctor_to_list): New fn.
13868 * tree.h: Declare it.
13869 (CONSTRUCTOR_ELT): New macro.
13870 (CONSTRUCTOR_NELTS): New macro.
13872 2008-07-02 Richard Guenther <rguenther@suse.de>
13874 * tree-ssa-structalias.c (struct variable_info): Reorder
13875 to fill padding on 64bit hosts. Make collapsed_to an int.
13876 (get_varinfo_fc): Deal with that.
13877 (new_var_info): Likewise.
13878 (collapse_rest_of_var): Likewise.
13880 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13882 * doc/install.texi (--enable-java-home): Document.
13883 (--enable-aot-compile-rpm): Likewise.
13884 (--with-arch-directory): Likewise.
13885 (--with-os-directory): Likewise.
13886 (--with-origin-name): Likewise.
13887 (--with-arch-suffix): Likewise.
13888 (--with-jvm-root-dir): Likewise.
13889 (--with-jvm-jar-dir): Likewise.
13890 (--with-python-dir): Likewise.
13892 2008-07-02 Richard Guenther <rguenther@suse.de>
13894 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13895 from decls explicitly. Merge operand checking from tuples.
13897 2008-07-02 Martin Jambor <mjambor@suse.cz>
13899 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13901 2008-07-02 Martin Jambor <mjambor@suse.cz>
13903 * tree-switch-conversion.c: Included timevar.h
13904 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13906 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13908 2008-07-02 Martin Jambor <mjambor@suse.cz>
13910 * tree-switch-conversion.c: Corrected various comments and
13912 (build_constructors): Fixed minor formatting mistakes.
13914 * invoke.texi (Optimize Options): Corrected the
13915 switch-conversion-max-branch-ratio parameter.
13917 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13919 * final.c (asm_insn_count): Return zero for an empty asm body.
13921 2008-07-02 Richard Guenther <rguenther@suse.de>
13923 * bitmap.h (bitmap_set_bit): Return bool.
13924 (bitmap_clear_bit): Likewise.
13925 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13926 write to the bitmap if it would.
13927 (bitmap_clear_bit): Likewise.
13928 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13929 bitmap_set_bit return value.
13930 (add_pred_graph_edge): Likewise.
13931 (add_graph_edge): Likewise.
13932 (do_sd_constraint): Likewise.
13933 (do_ds_constraint): Likewise.
13935 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13937 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13938 Fix -Wc++-compat and/or -Wcast-qual warnings.
13939 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13940 gen_regparm_prefix): Likewise.
13941 * vmsdbgout.c (write_modbeg, lookup_filename,
13942 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13944 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13946 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13947 defaults.h definition apply.
13949 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13951 * function.c (assign_parm_remove_parallels): New.
13952 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13954 (assign_parm_setup_block): Do not handle them.
13955 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13956 assign_parm_remove_parallels.
13958 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13960 * c-typeck.c (convert_for_assignment): Use
13961 vector_targets_convertible_p.
13962 * c-common.c (vector_targets_convertible_p): New.
13963 * c-common.h (vector_targets_convertible_p): New prototype.
13964 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13965 opaque_p_V2SI_type_node.
13967 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13969 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13972 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13974 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13975 TFmode constants via two element DImode vector for hosts with
13976 HOST_BITS_PER_WIDE_INT < 64.
13977 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13978 also for HOST_BITS_PER_WIDE_INT < 64.
13980 2008-07-01 Richard Guenther <rguenther@suse.de>
13982 PR tree-optimization/36666
13983 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13984 (get_constraint_exp_from_ssa_var): Split into ...
13985 (get_constraint_exp_for_temp): ... this ...
13986 (get_constraint_for_ssa_var): ... and that.
13987 Return constraint expressions for all touched sub-fields
13988 if the results address is not taken.
13989 (process_constraint): Remove assertion that aggregate
13990 assignments do not happen at this place.
13991 (get_constraint_for_component_ref): Add address_p argument.
13992 Return constraint expressions for all touched sub-fields
13993 if the results address is not taken.
13994 (do_deref): Use get_constraint_exp_for_temp.
13995 (get_constraint_for_1): Rename from ...
13996 (get_constraint_for): ... this. Add the old function as wrapper.
13997 (do_structure_copy): Use get_constraint_for_1.
13999 2008-07-01 Martin Jambor <mjambor@suse.cz>
14001 * Makefile.in (tree-switch-conversion.o): Add.
14002 (OBJS-common): Add tree-swtch-conversion.o.
14003 * passes.c (init_optimization_passes): Add pass_convert_switch.
14004 * tree-pass.h: (pass_convert_switch): Add.
14005 * tree-switch-conversion.c: New file.
14006 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14007 * common.opt (ftree-cswtch): New option.
14008 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14009 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14010 * opts.c (decode_options): Set flag_tree_switch_conversion when
14011 optimization level is >= 2.
14012 * doc/invoke.texi (Optimize Options): Added description of
14013 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14015 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14017 * config/darwin-driver.c (darwin_default_min_version): Fix
14018 -Wc++-compat warnings.
14020 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14022 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14025 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14027 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14029 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14031 PR rtl-optimization/34744
14032 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14033 (df_scan_free_internal): Free data structures not
14034 allocated in storage pools.
14035 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14036 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14037 df_scan_free_mws_vec.
14038 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14041 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14043 * config/i386/i386.c (contains_aligned_value_p): Return true
14045 (ix86_function_arg_boundary): Return its natural boundary
14047 (return_in_memory_32): Don't check TDmode.
14048 (ix86_split_to_parts): Support splitting into 4 parts and
14049 support TFmode for 32bit target.
14050 (ix86_split_long_move): Support splitting into 4 parts.
14051 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14053 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14054 (ix86_init_builtins): Here.
14055 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14056 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14057 'q' and 'w', respectively.
14059 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14061 (movtf_internal): Likewise.
14062 (<code>tf2): Likewise.
14063 (*absnegtf2_sse): Likewise.
14064 (copysign<mode>3): Likewise.
14065 (copysign<mode>3_const): Likewise.
14066 (copysign<mode>3_var): Likewise.
14067 (define_split UNSPEC_COPYSIGN): Likewise.
14068 * config/i386/sse.md (*nandtf3): Likewise.
14069 (<code>tf3): Likewise.
14070 (*<code>tf3): Likewise.
14072 2008-06-30 Joey Ye <joey.ye@intel.com>
14073 H.J. Lu <hongjiu.lu@intel.com>
14075 * global.c (compute_regsets): Set frame_pointer_needed here.
14076 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14078 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14080 * doc/install.texi (specific): Expand Windows build notes.
14082 2008-06-30 Ira Rosen <irar@il.ibm.com>
14084 PR tree-optimization/36648
14085 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14086 number of prolog iterations by step. Fix the comment.
14088 2008-06-30 Richard Guenther <rguenther@suse.de>
14090 PR middle-end/36671
14091 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14092 handle calls from ECF_MALLOC functions.
14093 (handle_pure_call): ECF_MALLOC functions do not return
14095 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14097 2008-06-29 Andreas Schwab <schwab@suse.de>
14099 * config/m68k/m68k.c (print_operand): Always print a float
14101 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14102 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14105 * config/rs6000/x-linux64: Remove never used file.
14107 2008-06-29 Richard Guenther <rguenther@suse.de>
14109 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14111 (struct alias_info): Move ...
14112 * tree-ssa-alias.c: ... here.
14113 (update_alias_info): Declare.
14114 (compute_may_aliases): Call it.
14115 (update_alias_info): New function.
14116 * tree-ssa-structalias.c (update_alias_info): Move ...
14117 * tree-ssa-alias.c (update_alias_info_1): ... here.
14118 * tree-ssa-structalias.c (process_constraint_1): Remove
14119 unused from_call argument. Rename to ...
14120 (process_constraint): ... this. Delete old wrapper.
14121 (make_constraint_to): Adjust callers.
14122 (handle_const_call): Likewise.
14123 (handle_pure_call): Likewise.
14124 (init_base_vars): Likewise.
14125 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14126 (find_func_aliases): We don't need structure copies for
14128 (make_constraint_from_anything): Remove.
14129 (create_variable_info_for): For globals make constraints
14130 from escaped, not from anything.
14131 (compute_points_to_sets): Do not call update_alias_info.
14132 (ipa_pta_execute): Use make_constraint_from.
14134 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14136 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14137 (bitmap.o-warn, dominance.o-warn): New.
14138 * configure.ac (cxx_compat_warn): Delete.
14139 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14140 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14142 * configure: Regenerate.
14144 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14147 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14149 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14150 * df-scan.c (df_notes_rescan): Likewise.
14151 * ggc-page.c (set_page_table_entry): Likewise.
14152 * intl.c (gcc_gettext_width): Likewise.
14153 * varasm.c (get_unnamed_section, get_noswitch_section,
14154 get_section): Likewise.
14156 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14158 * regrename.c (build_def_use): Don't copy RTX.
14160 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14162 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14163 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14164 punctuation. Use @ref instead of @xref.
14165 (Function Names): Remove stray @display/@end display.
14166 (C++ Attributes): Use @ref instead of @xref.
14167 (Deprecated Features): Fix punctuation around @xref.
14168 (Backwards Compatibility): Likewise.
14169 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14171 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14173 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14174 constants for E500 double.
14176 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14178 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14179 element type of const_vector.
14181 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14184 Remove FLAGS_REG clobber from expander pattern.
14185 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14186 (anddi3, andsi3, andhi3, andqi3): Ditto.
14187 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14188 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14189 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14190 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14191 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14192 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14193 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14194 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14196 2008-06-28 Richard Guenther <rguenther@suse.de>
14198 * tree-ssa-structalias.c (callused_id, var_callused,
14199 callused_tree): Add.
14200 (handle_pure_call): New function.
14201 (find_func_aliases): Call it.
14202 (find_what_p_points_to): Handle the call-used set.
14203 (clobber_what_escaped): Likewise.
14204 (compute_call_used_vars): New function.
14205 (init_base_vars): Init the call-used variable.
14206 (do_sd_constraint): Do not propagate the solution from CALLUSED
14207 but use CALLUSED as a placeholder.
14208 (solve_graph): Likewise.
14209 * tree-flow-inline.h (gimple_call_used_vars): New function.
14210 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14211 (compute_call_used_vars): Declare.
14212 * tree-ssa-alias.c (set_initial_properties): Call
14213 compute_call_used_vars.
14214 (reset_alias_info): Clear call-used variables.
14215 (add_call_clobber_ops): Assert we are not called for const/pure
14216 functions. Remove handling of them.
14217 (add_call_read_ops): Handle pure functions by adding the
14218 call-used set of variables as VUSEs.
14219 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14220 (delete_tree_ssa): Free it.
14221 * tree-dfa.c (remove_referenced_var): Clear the var from the
14224 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14226 * tree.c (build_varargs_function_type_list): New.
14227 (build_function_type_list_1): New.
14228 (build_function_type_list): Use build_function_type_list_1.
14229 * tree.h (build_varargs_function_type_list): New.
14231 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14234 * config/spu/spu.c (spu_builtin_splats): Do not generate
14235 invalid CONST_VECTOR expressions.
14236 (spu_expand_vector_init): Likewise.
14238 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14240 * optabs.c (libfunc_decls): New variable.
14241 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14242 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14243 for the same function twice.
14245 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14247 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14248 ix86_expand_binary_operator directly.
14249 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14251 (*ashrti3_1): Ditto.
14252 (*lshrti3_1): Ditto.
14253 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14254 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14255 using only one splitter. Conditionaly execute splitter before or
14256 after peephole2 pass.
14257 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14258 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14259 Use only one alternative in asm template.
14260 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14262 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14263 "J" operand constraint for operand 2.
14264 (*ashldi3_cconly_rex64): Ditto.
14265 (*ashrdi3_cmp_rex64): Ditto.
14266 (*ashrdi3_cconly_rex64): Ditto.
14267 (*lshrdi3_cmp_rex64): Ditto.
14268 (*lshrdi3_cconly_rex64): Ditto.
14269 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14270 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14271 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14274 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14276 * gimplify.c (omp_is_private): Don't return true if decl is not
14277 already private on #pragma omp for or #pragma omp parallel for.
14280 * tree-cfg.c (struct move_stmt_d): Replace block field with
14281 orig_block and new_block fields.
14282 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14283 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14284 (move_block_to_fn): Replace vars_map and new_label_map arguments
14285 with struct move_stmt_d pointer.
14286 (replace_block_vars_by_duplicates): New function.
14287 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14288 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14289 all subblocks of ORIG_BLOCK to the new function. Call
14290 replace_block_vars_by_duplicates.
14291 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14292 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14293 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14294 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14295 (expand_omp): Temporarily set input_location to the location of
14296 region's controlling stmt.
14297 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14298 BIND_EXPR, push ctx->block_vars and gimplification vars into
14299 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14300 into dest function.
14301 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14302 there are any BLOCK_VARS.
14303 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14304 OMP_PARALLEL or OMP_TASK stmt.
14305 (lower_omp): Save and restore input_location around the lower_omp_1
14308 2008-06-27 Richard Guenther <rguenther@suse.de>
14310 PR tree-optimization/36400
14311 PR tree-optimization/36373
14312 PR tree-optimization/36344
14313 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14314 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14315 (update_alias_info): Remove call clobbering code.
14316 (make_constraint_to): New helper function.
14317 (make_escape_constraint): Likewise.
14318 (handle_rhs_call): Use it on all pointer containing arguments.
14319 Also mark the static chain escaped.
14320 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14321 instead of ANYTHING.
14322 (make_constraint_from): New helper split out from ...
14323 (make_constraint_from_anything): ... here.
14324 (find_func_aliases): Add constraints for escape sites.
14325 (intra_create_variable_infos): Make constraints from NONLOCAL
14327 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14329 (clobber_what_p_points_to): Remove.
14330 (clobber_what_escaped): New function.
14331 (init_base_vars): Init NONLOCAL and ESCAPED.
14332 (do_sd_constraint): Do not propagate the solution from ESCAPED
14333 but use ESCAPED as a placeholder.
14334 (solve_graph): Likewise.
14335 * tree-flow.h (clobber_what_p_points_to): Remove.
14336 (clobber_what_escaped): Declare.
14337 * tree-ssa-alias.c (set_initial_properties): Call it.
14338 Remove code clobbering escaped pointers.
14340 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14342 * function.c (allocate_struct_function): Only allocate a unique
14343 funcdef_no if the decl is nonzero.
14345 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14347 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14348 * config/mips/mips.c (mips_split_const_insns): New function.
14349 * config/mips/mips.md (move_type): New attribute.
14350 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14351 (dword_mode): New attribute.
14352 (type): Avoid long line. Map "move_type"s to "type"s,
14353 choosing "multi" for doubleword moves if appropriate.
14354 Swap MTC/MFC comments to match their declaration order.
14355 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14356 "type" is "branch" or "jal" is "direct".
14357 (length): Handle "extended_mips16" first. Make the default
14358 "0" for "ghost" instructions. Set the length from "move_type".
14359 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14360 of "type", with "sll0" for the register alternative. Remove the
14361 "extended_mips16" attribute.
14362 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14363 of "type", with "shift_shift" for the register alternative.
14364 Remove the "length" attribute.
14365 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14366 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14367 of "type", with "andi" for the register alternative.
14368 (*zero_extendqihi2): Likewise.
14369 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14370 of "andi" instead of a "type" of "arith".
14371 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14373 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14374 (mov_<store>r, *mov<mode>_ra): Likewise.
14375 (extendsidi2): Use "move_type" instead of "type", with "move"
14376 for the register alternative.
14377 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14378 of "type", with "signext" for the register alternative.
14379 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14380 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14381 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14382 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14383 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14384 (unnamed branch insn): Likewise.
14385 (*movdi_gp32_fp64): Fold into...
14386 (*movdi_32bit): ...here.
14387 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14388 (*movdf_hardfloat): ...this new pattern.
14389 (*movdf_softfloat): Remove redundant FPR alternatives.
14390 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14391 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14392 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14393 the "move" attribute.
14394 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14395 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14396 and "store" for COP loads and stores.
14397 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14398 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14399 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14400 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14401 (*movtf_mips16, *movv2sf): Likewise.
14402 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14403 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14404 (mfhc1<mode>): Use "move_type" instead of "move".
14405 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14406 (loadgp_blockage): Remove the "length" attribute.
14407 (blockage, set_got_version, update_got_version): Likewise.
14408 (call_internal): Remove the "extended_mips16" attribute.
14409 (call_value_internal, call_value_multiple_internal): Likewise.
14410 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14412 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14413 the "length" attribute.
14415 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14417 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14418 -Wcast-qual warnings.
14419 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14420 handle_pragma_pop_macro): Likewise.
14421 * collect2.c (resolve_lib_name): Likewise.
14422 * config/arc/arc.c (arc_init): Likewise.
14423 * config/arm/arm.c (neon_builtin_compare,
14424 locate_neon_builtin_icode): Likewise.
14425 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14426 * config/bfin/bfin.c (bfin_init_machine_status,
14427 bfin_optimize_loop): Likewise.
14428 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14429 * config/cris/cris.c (cris_init_expanders): Likewise.
14430 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14431 * config/darwin.c (machopic_indirection_eq,
14432 machopic_indirection_name, machopic_output_indirection): Likewise.
14433 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14434 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14435 frv_optimize_membar): Likewise.
14436 * config/i386/cygwin.h (mingw_scan,
14437 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14438 * config/i386/cygwin1.c (mingw_scan): Likewise.
14439 * config/i386/i386.c (machopic_output_stub): Likewise.
14440 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14441 i386_pe_unique_section): Likewise.
14442 * config/ia64/ia64.c (ia64_init_machine_status,
14443 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14445 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14446 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14447 * config/m68k/m68k.c (m68k_handle_option,
14448 m68k_sched_md_init_global): Likewise.
14449 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14450 mcore_unique_section): Likewise.
14451 * config/mips/mips.c (mips_block_move_straight,
14452 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14454 * config/mmix/mmix.c (mmix_init_machine_status,
14455 mmix_encode_section_info): Likewise.
14456 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14457 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14458 print_operand_address, output_toc, redefine_groups,
14459 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14460 * config/s390/s390.c (s390_init_machine_status): Likewise.
14461 * config/score/score.c (score_block_move_straight,
14462 score_block_move_loop_body): Likewise.
14463 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14464 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14465 * emit-rtl.c (find_auto_inc): Likewise.
14466 * gcc.c (translate_options, process_command): Likewise.
14467 * reorg.c (dbr_schedule): Likewise.
14468 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14469 * xcoffout.c (xcoffout_declare_function): Likewise.
14471 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14473 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14474 ipa-pta working again.
14476 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14478 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14481 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14483 * config.gcc (powerpc*-*-*): Add new core e500mc.
14484 * config/rs6000/e500mc.md: New file.
14485 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14487 (rs6000_override_options): Add e500mc case to
14488 processor_target_table. Altivec and Spe options not allowed
14489 with e500mc. Add isel instruction to e500mc by
14490 default. Initialize rs6000_cost for e500mc.
14491 (rs6000_issue_rate): Set issue rate for e500mc.
14492 * config/rs6000/rs6000.h (processor_type): Add
14493 PROCESSOR_PPCE500MC.
14494 (ASM_CPU_SPEC): Add e500mc.
14495 Set TARGET_ISEL to rs6000_isel.
14496 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14497 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14498 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14500 * doc/invoke.texi: Add e500mc to list of cpus.
14502 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14505 * c-lex.c (lex_charconst): Initialize unsignedp.
14507 2008-06-27 Olivier Hainque <hainque@adacore.com>
14509 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14510 documented assumptions.
14512 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14514 * dwarf2out.c: Remove trailing white spaces. Break long line
14517 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14519 * libfuncs.h (LTI_synchronize): New libfunc_index.
14520 (synchronize_libfunc): Declare.
14521 * builtins.c (expand_builtin_synchronize): Consider using
14522 synchronize_libfunc before falling back on an asm blockage.
14523 * config/mips/mips.c: Include libfuncs.h
14524 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14526 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14528 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14529 parameter. Copy stack_reg to r11 where appropriate.
14530 (no_global_regs_above): Add gpr parameter.
14531 (rs6000_stack_info): Only add padding for SPE save area if we
14532 are saving SPE GPRs and CR.
14533 (saveres_routine_syms): New variable.
14534 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14536 (rs6000_savres_routine_sym): New function.
14537 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14539 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14540 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14541 Tweak FPR out-of-line saving.
14542 (rs6000_make_savres_rtx): New function.
14543 (rs6000_use_multiple_p): New function.
14544 (rs6000_savres_strategy): New function.
14545 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14546 out-of-line if appropriate.
14547 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14548 if we are optimizing for size.
14549 (GP_SAVE_INLINE): Define.
14550 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14551 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14552 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14553 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14554 (*save_fpregs_<mode>): Add use of r11.
14555 (*restore_gpregs_<mode>): New insn.
14556 (*return_and_restore_gpregs_<mode>): New insn.
14557 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14559 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14560 (*restore_gpregs_spe): New insn.
14561 (*return_and_restore_gpregs_spe): New insn.
14562 * config/rs6000/predicates.md (save_world_operation): Fix check.
14564 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14566 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14567 this point, so assert that.
14569 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14571 * cfganal.c: Include vec.h and vecprim.h.
14572 (compute_idf): Import from...
14573 * tree-into-ssa (compute_idf): ...here.
14574 * basic-block.h (compute_idf): Export.
14576 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14578 * c-decl.c (merge_decls): Use !current_function_decl to check for
14579 extern declaration of C99 inline function being at file scope.
14581 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14583 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14585 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14587 * alias.c (record_alias_subset, init_alias_analysis): Fix
14588 -Wc++-compat and/or -Wcast-qual warnings.
14589 * attribs.c (lookup_attribute_spec): Likewise.
14590 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14591 copy_bb, connect_traces,
14592 find_rarely_executed_basic_blocks_and_cr): Likewise.
14593 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14594 note_btr_set, migrate_btr_defs): Likewise.
14595 * builtins.c (result_vector, expand_builtin_memcpy,
14596 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14597 builtin_memset_read_str, expand_builtin_printf,
14598 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14600 * caller-save.c (mark_set_regs): Likewise.
14601 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14602 * cgraph.c (cgraph_edge): Likewise.
14603 * combine.c (likely_spilled_retval_1): Likewise.
14604 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14605 htab_counts_entry_del, get_coverage_counts): Likewise.
14606 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14607 new_cselib_val): Likewise.
14608 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14609 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14611 * df-core.c (df_compact_blocks): Likewise.
14612 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14613 * df-scan.c (df_grow_reg_info, df_ref_create,
14614 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14615 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14616 df_record_entry_block_defs, df_record_exit_block_uses,
14617 df_bb_verify): Likewise.
14618 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14619 DF_REF_EXTRACT_MODE_CONST): New.
14620 * dominance.c (get_immediate_dominator, get_dominated_by,
14621 nearest_common_dominator, root_of_dom_tree,
14622 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14623 -Wc++-compat and/or -Wcast-qual warnings.
14624 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14625 record_store, replace_read, check_mem_read_rtx, scan_insn,
14626 dse_step1, dse_record_singleton_alias_set): Likewise.
14627 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14629 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14631 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14632 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14633 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14634 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14635 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14636 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14637 file_name_acquire, output_file_names, add_const_value_attribute,
14638 premark_used_types_helper, file_table_eq, file_table_hash,
14639 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14640 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14641 -Wcast-qual warnings.
14642 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14643 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14644 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14645 gen_reg_rtx, start_sequence, init_emit): Likewise.
14646 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14647 * except.c (init_eh_for_function, gen_eh_region,
14648 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14649 arh_to_landing_pad, arh_to_label, add_action_record,
14650 add_call_site, switch_to_exception_section): Likewise.
14651 * expmed.c (synth_mult): Likewise.
14652 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14653 store_expr): Likewise.
14654 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14656 * function.c (assign_stack_temp_for_type,
14657 allocate_struct_function, match_asm_constraints_1): Likewise.
14658 * gcov-io.c (gcov_allocate): Likewise.
14659 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14660 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14661 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14662 record_one_set, insert_expr_in_table, insert_set_in_table,
14663 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14664 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14665 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14666 -Wcast-qual warnings.
14668 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14670 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14671 -Wcast-qual warnings.
14672 * gcc.c (process_command): Likewise.
14673 * genattrtab.c (oballoc): Use XOBNEW.
14674 (oballocvec): Define.
14675 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14676 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14677 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14678 -Wc++-compat and/or -Wcast-qual warnings.
14679 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14680 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14681 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14682 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14683 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14684 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14685 add_excls, process_presence_absence_names,
14686 process_presence_absence_patterns, add_presence_absence,
14687 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14688 get_free_state, add_arc, get_free_automata_list_el,
14689 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14690 transform_3, cache_presence, create_ainsns, create_automata,
14691 create_state_ainsn_table, dfa_insn_code_enlarge,
14692 output_trans_func, output_min_issue_delay_func,
14693 output_dead_lock_func, output_reset_func,
14694 output_get_cpu_unit_code_func, output_dfa_start_func,
14695 expand_automata): Likewise.
14696 * genextract.c (gen_insn): Likewise.
14697 * gengtype-lex.l: Likewise.
14698 * gengtype.c (read_input_list, adjust_field_type,
14699 process_gc_options): Likewise.
14700 * genoutput.c (note_constraint): Likewise.
14701 * genpreds.c (mangle, add_constraint): Likewise.
14702 * genrecog.c (process_define_predicate, new_decision,
14703 add_to_sequence): Likewise.
14704 * gensupport.c (record_insn_name): Likewise.
14706 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14708 * config/i386/driver-i386.c (detect_caches_amd,
14709 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14710 and/or -Wcast-qual warnings.
14711 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14712 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14713 gt_pch_save): Likewise.
14714 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14715 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14716 * global.c (compute_regsets): Likewise.
14717 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14718 finish_graph_dump_file): Likewise.
14719 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14720 unlink_bb_notes): Likewise.
14721 * integrate.c (get_hard_reg_initial_val): Likewise.
14722 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14723 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14724 * local-alloc.c (update_equiv_regs): Likewise.
14725 * loop-invariant.c (check_invariant_table_size,
14726 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14728 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14729 altered_reg_used, mark_altered): Likewise.
14730 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14731 insert_var_expansion_initialization,
14732 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14733 release_var_copies): Likewise.
14734 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14735 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14736 analyze_accesses_for_phi_node, check_var_notmodified_p,
14737 check_allocation_function, find_sites_in_func,
14738 record_all_accesses_in_func, transform_access_sites,
14739 transform_allocation_sites): Likewise.
14740 * omp-low.c (new_omp_region, create_omp_child_function_name,
14741 check_omp_nesting_restrictions, check_combined_parallel,
14742 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14743 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14744 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14745 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14747 * opts-common.c (prune_options): Likewise.
14748 * opts.c (add_input_filename, print_filtered_help,
14749 get_option_state): Likewise.
14750 * params.c (add_params): Likewise.
14751 * passes.c (set_pass_for_id, next_pass_1,
14752 do_per_function_toporder, pass_fini_dump_file): Likewise.
14753 * postreload.c (reload_cse_simplify_operands): Likewise.
14754 * predict.c (tree_predicted_by_p, tree_predict_edge,
14755 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14757 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14759 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14761 * recog.c (check_asm_operands, validate_change_1): Likewise.
14762 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14763 subst_asm_stack_regs): Likewise.
14764 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14765 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14766 * regmove.c (reg_is_remote_constant_p): Likewise.
14767 * regrename.c (regrename_optimize, scan_rtx_reg,
14768 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14770 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14771 regstat_compute_calls_crossed): Likewise.
14772 * reload1.c (init_reload, new_insn_chain,
14773 has_nonexceptional_receiver, reload, copy_reloads,
14774 calculate_needs_all_insns, init_elim_table): Likewise.
14775 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14776 * rtl.c (shallow_copy_rtx_stat): Likewise.
14777 * rtlanal.c (parms_set): Likewise.
14778 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14779 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14780 * sched-ebb.c (earliest_block_with_similiar_load,
14781 add_deps_for_risky_insns): Likewise.
14782 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14783 schedule_region): Likewise.
14784 * see.c (eq_descriptor_pre_extension,
14785 hash_descriptor_pre_extension, hash_del_pre_extension,
14786 eq_descriptor_properties, hash_descriptor_properties,
14787 hash_del_properties, see_seek_pre_extension_expr,
14788 see_initialize_data_structures, see_print_register_properties,
14789 see_print_pre_extension_expr, see_delete_merged_def_extension,
14790 see_delete_unmerged_def_extension, see_emit_use_extension,
14791 see_pre_delete_extension, see_map_extension, see_commit_changes,
14792 see_analyze_merged_def_local_prop,
14793 see_analyze_merged_def_local_prop,
14794 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14795 see_set_prop_merged_def, see_set_prop_unmerged_def,
14796 see_set_prop_unmerged_use, see_print_one_extension,
14797 see_merge_one_use_extension, see_merge_one_def_extension,
14798 see_store_reference_and_extension, see_update_uses_relevancy,
14799 see_update_defs_relevancy): Likewise.
14800 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14801 hash_statistics_free, curr_statistics_hash): Likewise.
14802 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14803 expand_asm_operands, expand_return, case_bit_test_cmp,
14804 expand_case): Likewise.
14805 * stor-layout.c (start_record_layout): Likewise.
14806 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14807 gt_pch_save_stringpool): Likewise.
14808 * tree-data-ref.c (hash_stmt_vertex_info,
14809 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14810 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14812 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14815 * config/i386/i386.md : Change constraints of HImode and QImode
14816 immediate operands from "i" to "n". Change SImode "ni" constraint to
14817 "i" and SImode "rmi" constraint to "g". Remove all constraints
14818 from const0_operand and const1_operand predicated operands.
14819 (i): Change QImode and HImode attribute from "i" to "n".
14820 (*subqi_2): Change HImode operands to QImode.
14823 2008-06-25 Olivier Hainque <hainque@adacore.com>
14825 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14828 2008-06-25 Richard Guenther <rguenther@suse.de>
14830 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14831 not overflow the result type.
14833 2008-06-25 Richard Guenther <rguenther@suse.de>
14835 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14836 (vn_lookup): Likewise.
14838 2008-06-25 Richard Guenther <rguenther@suse.de>
14840 PR tree-optimization/35518
14841 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14842 * tree-sra.c (instantiate_element): Use fold_build3 to build
14844 (try_instantiate_multiple_fields): Likewise.
14846 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14848 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14851 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14853 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14854 use_backchain_to_restore_sp to true
14855 if the offset of the link register save area would go over the 32k - 1
14856 offset limit of the load
14859 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14861 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14862 anchor for the type-punning blurb. Cross-reference "Structures
14863 unions enumerations and bit-fields implementation". Provide a
14864 cast-through-pointer example. Make final sentence self-contained.
14865 * doc/implement-c.texi (Structures unions enumerations and
14866 bit-fields implementation): Cross-reference the type-punning blurb
14867 in the -fstrict-aliasing documentation.
14869 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14871 PR middle-end/36594
14872 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14873 the memory instead of the memory itself for the save area.
14875 2008-06-24 Olivier Hainque <hainque@adacore.com>
14876 Nicolas Roche <roche@adacore.com>
14878 * gengtype.c (srcdir_len): size_t instead of int.
14879 (get_file_realbasename): New function. For F a filename, the real
14880 basename of F, with all the path components stripped.
14881 (get_file_srcdir_relative_path): New function. For F a filename, the
14882 relative path to F from $(srcdir).
14883 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14884 get_file_realbasename. Adjust the head comment.
14885 (get_prefix_langdir_index): New function. For F a filename, return the
14886 lang_dir_names[] relative index of the language directory that is
14888 (get_file_langdir): For F a filename, return the name of the language
14889 directory where F is located.
14890 (get_file_gtfilename): New function. The gt- output file name for an
14892 (get_output_file_with_visibility): Replace in-line computations with
14893 uses of get_file_gtfilename and get_prefix_langdir_index.
14894 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14896 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14898 PR tree-optimization/36504
14899 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14900 references without base address.
14902 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14904 PR middle-end/36584
14905 * calls.c (expand_call): Increase alignment for recursive functions.
14907 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14909 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14910 (TARGET_FUNCTION_VALUE): New define.
14911 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14912 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14914 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14916 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14917 (fmod<mode>3): Ditto.
14918 (remainderxf3): Ditto.
14919 (remainder<mode>3): Ditto.
14921 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14924 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14925 REG is a hard register.
14927 PR tree-optimization/36508
14928 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14929 499, don't check it at all in release compilers.
14931 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14933 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14934 together with SSE_TARGET_MATH to disable insn pattern.
14935 (*fop_<MODEF:mode>_2_i387): Ditto.
14936 (*fop_<MODEF:mode>_3_i387): Ditto.
14938 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14940 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14942 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14944 PR middle-end/34906
14945 * gimplify.c (gimplify_asm_expr): Check the return code of
14946 parse_output_constraint call, set function return and is_inout
14947 value if it failed.
14949 2008-06-22 Ian Lance Taylor <iant@google.com>
14951 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14952 (narrowest_signed_type): Likewise.
14953 * c-typeck.c (c_common_type): Change local variable mclass to enum
14955 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14956 tcc_comparison, not the tree code itself.
14957 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14958 (c_expand_expr): Cast modifier to enum expand_modifier.
14959 * c-common.h (C_RID_CODE): Add casts.
14960 (C_SET_RID_CODE): Define.
14961 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14962 (c_lex_one_token): Add cast to avoid warning.
14963 (c_parser_objc_type_name): Rename local typename to type_name.
14964 (check_no_duplicate_clause): Change code parameter to enum
14966 (c_parser_omp_var_list_parens): Change kind parameter to enum
14968 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14969 c_parser_omp_list_var_parens.
14970 (c_parser_omp_threadprivate): Likewise.
14971 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14972 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14973 * c-format.c (NO_FMT): Define.
14974 (printf_length_specs): Use NO_FMT.
14975 (asm_fprintf_length_specs): Likewise.
14976 (gcc_diag_length_specs): Likewise.
14977 (scanf_length_specs): Likewise.
14978 (strfmon_length_specs): Likewise.
14979 (gcc_gfc_length_specs): Likewise.
14980 (printf_flag_specs): Change 0 to STD_C89.
14981 (asm_fprintf_flag_specs): Likewise.
14982 (gcc_diag_flag_specs): Likewise.
14983 (gcc_cxxdiag_flag_specs): Likewise.
14984 (scanf_flag_specs): Likewise.
14985 (strftime_flag_specs): Likewise.
14986 (strfmon_flag_specs): Likewise.
14987 (print_char_table): Likewise.
14988 (asm_fprintf_char_table): Likewise.
14989 (gcc_diag_char_table): Likewise.
14990 (gcc_tdiag_char_table): Likewise.
14991 (gcc_cdiag_char_table): Likewise.
14992 (gcc_cxxdiag_char_table): Likewise.
14993 (gcc_gfc_char_table): Likewise.
14994 (scan_char_table): Likewise.
14995 (time_char_table): Likewis.
14996 (monetary_char_table): Likewise.
14997 * c-format.h (BADLEN): Likewise.
14999 2008-06-21 Ian Lance Taylor <iant@google.com>
15001 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15002 Define END_OF_BASE_TREE_CODES around inclusion.
15003 * tree.c (tree_code_type): New global array.
15004 (tree_code_length, tree_code_name): Likewise.
15005 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15006 $(lang_tree_files).
15007 (all-tree.def, s-alltree): New targets.
15008 (gencheck.h, s-gencheck): Remove.
15009 (tree.o): Depend upon all-tree.def.
15010 (build/gencheck.o): Remove gencheck.h dependency.
15011 (mostlyclean): Don't remove gencheck.h.
15012 * c-common.h (enum c_tree_code): Remove.
15013 * c-lang.c (tree_code_type): Remove.
15014 (tree_code_length, tree_code_name): Remove.
15015 * gencheck.c (tree_codes): Include all-tree.def, rather than
15016 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15018 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15020 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15021 (operator_name_info): Size to MAX_TREE_CODES.
15022 (assignment_operator_name_info): Likewise.
15023 * cp/cp-lang.c (tree_code_type): Remove.
15024 (tree_code_length, tree_code_name): Remove.
15025 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15026 (assignment_operator_name_info): Likewise.
15027 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15029 * cp/mangle.c (write_expression): Likewise.
15030 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15031 * fortran/f95-lang.c (tree_code_type): Remove.
15032 (tree_code_length, tree_code_name): Remove.
15033 * java/java-tree.h (enum java_tree_code): Remove.
15034 * java/lang.c (tree_code_type): Remove.
15035 (tree_code_length, tree_code_name): Remove.
15036 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15037 * objc/objc-act.h (enum objc_tree_code): Remove.
15038 * objc/objc-lang.c (tree_code_type): Remove.
15039 (tree_code_length, tree_code_name): Remove.
15040 * objcp/objcp-lang.c (tree_code_type): Remove.
15041 (tree_code_length, tree_code_name): Remove.
15042 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15043 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15044 * ada/misc.c (tree_code_type): Remove.
15045 (tree_code_length, tree_code_name): Remove.
15047 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15049 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15050 the grand_bitmap_obstack.
15052 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15054 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15055 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15056 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15057 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15058 move_stmt_r, new_label_mapper): Likewise.
15059 * tree-complex.c (cvc_lookup): Likewise.
15060 * tree-dfa.c (create_function_ann): Likewise.
15061 * tree-dump.c (dump_register): Likewise.
15062 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15063 find_phi_replacement_condition): Likewise.
15064 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15065 tree_function_versioning): Likewise.
15066 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15067 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15068 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15069 get_nonlocal_debug_decl, convert_nonlocal_reference,
15070 convert_nonlocal_omp_clauses, get_local_debug_decl,
15071 convert_local_reference, convert_local_omp_clauses,
15072 convert_nl_goto_reference, convert_nl_goto_receiver,
15073 convert_tramp_reference, convert_call_expr): Likewise.
15074 * tree-outof-ssa.c (contains_tree_r): Likewise.
15075 * tree-parloops.c (reduction_phi, initialize_reductions,
15076 eliminate_local_variables_1, add_field_for_reduction,
15077 add_field_for_name, create_phi_for_local_result,
15078 create_call_for_reduction_1, create_loads_for_reductions,
15079 create_stores_for_reduction, create_loads_and_stores_for_name):
15081 * tree-phinodes.c (allocate_phi_node): Likewise.
15082 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15083 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15084 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15085 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15086 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15087 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15088 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15089 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15090 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15091 vn_nary_op_insert): Likewise.
15092 * tree-ssa.c (redirect_edge_var_map_add,
15093 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15094 * tree-vectorizer.c (vectorize_loops): Likewise.
15095 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15096 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15097 tree_cons_stat, build1_stat, build_variant_type_copy,
15098 decl_init_priority_lookup, decl_fini_priority_lookup,
15099 decl_priority_info, decl_restrict_base_lookup,
15100 decl_restrict_base_insert, decl_debug_expr_lookup,
15101 decl_debug_expr_insert, decl_value_expr_lookup,
15102 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15103 type_hash_add, get_file_function_name, tree_check_failed,
15104 tree_not_check_failed, tree_range_check_failed,
15105 omp_clause_range_check_failed, build_omp_clause,
15106 build_vl_exp_stat): Likewise.
15107 * value-prof.c (gimple_histogram_value,
15108 gimple_duplicate_stmt_histograms): Likewise.
15109 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15110 unshare_variable, variable_union_info_cmp_pos, variable_union,
15111 dataflow_set_different_1, dataflow_set_different_2,
15112 vt_find_locations, variable_was_changed, set_variable_part,
15113 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15114 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15115 section_entry_hash, object_block_entry_eq,
15116 object_block_entry_hash, create_block_symbol,
15117 initialize_cold_section_name, default_function_rodata_section,
15118 strip_reg_name, set_user_assembler_name, const_desc_eq,
15119 build_constant_desc, output_constant_def, lookup_constant_def,
15120 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15121 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15122 default_internal_label): Likewise.
15123 * varray.c (varray_init, varray_grow): Likewise.
15124 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15126 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15128 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15129 operators for "test" insn. Macroize insn using SWI mode macro.
15130 (*jcc_fused_2): Ditto.
15131 (*jcc_fused_3): Macroize insn using SWI mode macro.
15132 (*jcc_fused_4): Ditto.
15134 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15136 * tree-ssa-pre.c: Fix typo in comment.
15137 (init_antic, fini_antic): Add explicit funtions for
15138 initializing and deinitializing ANTIC and AVAIL sets.
15139 (create_expression_by_pieces): Fix typo in comment.
15140 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15141 (execute_pre): Eventually dump details about ANTIC_IN.
15143 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15145 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15146 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15147 add_to_obstack, file_at_path, find_a_file, execute,
15148 add_preprocessor_option, add_assembler_option, add_linker_option,
15149 process_command, insert_wrapper, do_option_spec, do_self_spec,
15150 spec_path, do_spec_1, is_directory, main, used_arg,
15151 getenv_spec_function): Likewise.
15152 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15153 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15156 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15158 * doc/rtl.texi: Updated subreg section.
15160 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15163 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15164 node->needed and node->reachable.
15165 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15166 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15167 (expand_task_call): Don't call expand_task_copyfn.
15168 (expand_task_copyfn): Renamed to...
15169 (finalize_task_copyfn): ... this.
15171 2008-06-19 Jan Hubicka <jh@suse.cz>
15173 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15174 clobbering framepointer.
15176 2008-06-19 Jan Hubicka <jh@suse.cz>
15178 * tree-optimize.c (execute_early_local_optimizations): Set
15179 cgraph_state only at first invocation.
15181 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15183 * system.h (-Wc++-compat): Activate as a warning, no an error.
15185 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15187 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15188 instead of "#" in insn asm template.
15189 (*jcc_fused_2): Ditto.
15191 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15193 * config/i386/i386.h (ix86_tune_indices)
15194 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15195 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15196 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15197 (*jcc_fused_2): Ditto.
15198 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15199 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15200 (print operand): Handle 'E' and 'e' code.
15202 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15204 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15205 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15206 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15208 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15210 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15212 (cgraph_expand_function): Use local copy of decl.
15213 (cgraph_expand_all_functions): Remove redundant initialization of
15215 (cgraph_optimize): Reword internal_error message.
15217 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15219 * arm-protos.h (arm_return_in_memory): Remove public
15220 arm_return_in_memory() prototype.
15221 * arm.c (arm_return_in_memory): Add static prototype, add target
15222 hook macro, change definition and comments.
15223 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15225 2008-06-19 Ben Elliston <bje@au.ibm.com>
15227 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15228 real.c: Remove references to IEEE 754R.
15229 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15230 * doc/libgcc.texi (Decimal float library routines): Likewise.
15232 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15234 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15235 (default_unwind_word_mode): Add prototype.
15236 * targhooks.c (default_unwind_word_mode): New function.
15237 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15238 instead of word_mode.
15239 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15240 (TARGET_INITIALIZER): Use it.
15242 * c-common.c (handle_mode_attribute): Support "unwind_word"
15244 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15246 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15247 word_mode to access SjLj_Function_Context member "data".
15248 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15249 conversion from targetm.eh_return_filter_mode () to
15250 targetm.unwind_word_mode () if they differ.
15252 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15253 (BT_FN_UNWINDWORD_PTR): New function type.
15254 (BT_FN_WORD_PTR): Remove.
15255 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15256 * except.c (expand_builtin_extend_pointer): Convert pointer to
15257 targetm.unwind_word_mode () instead of word_mode.
15259 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15260 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15261 (spu_unwind_word_mode): New function.
15262 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15263 (TARGET_UNWIND_WORD_MODE): Define.
15264 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15266 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15268 * config/spu/spu.c (reg_align): Remove.
15269 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15270 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15271 (spu_split_store): Likewise.
15273 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15275 * gcc/tree-vn.c: Fix typo in comment.
15277 2008-06-18 Jan Hubicka <jh@suse.cz>
15279 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15280 toplevel reorder too.
15282 2008-06-18 Jan Hubicka <jh@suse.cz>
15284 * c-opts.c (c_common_post_options): PCH is not compatible with
15286 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15287 -fno-toplevel-reorder by default now.
15289 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15291 PR documentation/30739
15292 * doc/install.texi (Prerequisites): Document dependency on awk.
15294 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15295 Ian Lance Taylor <iant@google.com>
15297 PR rtl-optimization/35604
15298 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15299 only want to change jump destinations, not eventual label comparisons.
15301 2008-06-16 Jan Hubicka <jh@suse.cz>
15303 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15305 (cgraph_analyze_function): Likewise.
15307 2008-06-16 Jan Hubicka <jh@suse.cz>
15309 * cgraph.h (cgraph_mark_if_needed): New function.
15310 * cgraphunit.c (cgraph_mark_if_needed): New function.
15311 * c-decl.c (duplicate_decl): Use it.
15313 2008-06-16 Jan Hubicka <jh@suse.cz>
15315 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15318 2008-06-16 Jan Hubicka <jh@suse.cz>
15320 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15322 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15323 Kazu Hirata <kazu@codesourcery.com>
15324 Maxim Kuvyrkov <maxim@codesourcery.com
15326 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15327 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15328 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15329 EXTRA_SPEC_FUNCTIONS.
15330 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15331 (DRIVER_SELF_SPECS): Adjust.
15332 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15333 * config/mips/st.h, config/mips/t-st: New.
15334 * config/mips/driver-native.c, config/mips/x-native: New.
15335 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15338 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15340 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15342 (ISA_HAS_FP_CONDMOVE): New macro.
15343 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15344 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15345 (ISA_HAS_NMADD3_NMSUB3): New macro.
15346 * config/mips/mips.c (mips_rtx_costs): Update.
15347 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15348 compiling for ST Loongson 2E/2F.
15349 (madd<mode>): Rename to madd4<mode>. Update.
15350 (madd3<mode>): New pattern.
15351 (msub<mode>): Rename to msub4<mode>. Update.
15352 (msub3<mode>): New pattern.
15353 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15354 (nmadd3<mode>): New pattern.
15355 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15356 (nmadd3<mode>_fastmath): New pattern.
15357 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15358 (nmsub3<mode>): New pattern.
15359 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15360 (nmsub3<mode>_fastmath): New pattern.
15361 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15363 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15365 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15366 (DF_REF_INSN_INFO): New.
15367 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15368 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15369 with a NULL DF_REF_INSN_INFO.
15370 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15372 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15373 DF_INSN_INFO_EQ_USES): New.
15374 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15375 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15376 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15377 * df-core.c: Update comment for above changes.
15378 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15379 DF_INSN_UID_* macros.
15380 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15381 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15382 insn rtx. Update all callers.
15383 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15384 df_ref_create_structure, df_insn_refs_collect): Likewise.
15385 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15386 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15387 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15388 macros to access the insn refs.
15389 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15390 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15391 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15392 for accessing the refs.
15393 (try_fwprop_subst): Likewise.
15394 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15395 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15396 for accessing the refs.
15397 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15398 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15399 to look at the insn refs.
15400 (record_uses): Likewise.
15401 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15403 (mark_artificial_uses): Don't mark_insn for artificial refs.
15404 (mark_reg_rependencies): Likewise.
15406 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15408 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15410 * configure: Regenerate.
15412 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15414 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15415 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15416 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15418 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15420 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15421 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15422 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15424 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15426 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15427 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15428 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15430 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15432 * tree-ssa-sccvn.c: Fix format of comments.
15434 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15436 * cgraph.c: Remove unneeded forward declarations of eq_node()
15439 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15441 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15443 (see_update_relevancy): Likewise.
15444 * fwprop.c (try_fwprop_subst): Likewise.
15445 * rtlanal.c (noop_move_p): Likewise.
15446 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15447 notes to non-existing libcall blocks.
15448 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15450 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15451 (dead_libcall_p): Remove.
15452 (delete_trivially_dead_insns): Don't use it.
15453 * web.c (union_defs): Remove comment about keeping nops.
15454 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15455 (compute_hash_table_work): Don't track libcall notes.
15456 (do_local_cprop): Don't take libcall pointers. Don't update
15458 (adjust_libcall_notes): Deleted.
15459 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15460 ever have existed in the first place).
15461 (replace_store_insn): Don't try to remove libcall notes.
15462 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15463 (resolve_reg_notes): Don't call them.
15464 (resolve_simple_move): Likewise.
15465 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15466 Don't remove REG_RETVAL notes.
15467 * emit-rtl.c (try_split): Don't update libcall notes.
15468 (emit_copy_of_insn_after): Dito.
15469 * cselib.c (cselib_current_insn_in_libcall): Remove.
15470 (cselib_process_insn): Don't set/clear it.
15471 (new_elt_loc_list): Don't record it.
15472 (cselib_init): Don't initialize it.
15473 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15474 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15476 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15477 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15478 (init_deps): Don't initialize it.
15479 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15480 * combine.c (delete_noop_moves): Don't update libcall notes.
15481 (can_combine_p): Remove now pointless #if 0 block.
15482 (try_combine): Remove another obsolete #if 0 block.
15483 (distribute_notes): Don't distribute libcall notes.
15484 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15485 * dce.c (libcall_dead_p): Remove.
15486 (delete_unmarked_insns): Don't handle libcall blocks.
15487 (preserve_libcall_for_dce): Remove.
15488 (prescan_insns_for_dce): Don't special-case libcall block insns.
15489 * reload1 (reload): Don't handle libcall notes.
15490 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15493 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15495 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15496 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15497 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15499 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15501 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15502 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15503 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15505 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15507 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15509 2008-06-16 Ira Rosen <irar@il.ibm.com>
15511 PR tree-optimization/36493
15512 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15513 the arguments list. Use VECTYPE to create vector pointer.
15514 (vectorizable_store): Fail if accesses through a pointer to vectype
15515 do not alias the original memory reference operands.
15516 Call vect_create_data_ref_ptr without the removed argument.
15517 (vectorizable_load): Likewise.
15518 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15521 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15524 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15525 reg_equiv_constant.
15527 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15529 * config/mips/loongson2ef.md: New file.
15530 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15531 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15532 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15533 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15534 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15536 (loongson2ef.md): New include.
15537 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15538 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15539 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15540 (loongson_gt_<mode>, loongson_extract_halfword)
15541 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15542 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15543 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15544 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15545 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15546 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15547 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15548 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15549 (vec_interleave_low<mode>): Define type attribute.
15550 * config/mips/mips.c (mips_ls2): New static variable.
15551 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15552 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15553 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15554 Implement target scheduling hooks.
15555 (mips_multipass_dfa_lookahead): Update to handle tuning for
15557 (mips_sched_init): Initialize data for Loongson scheduling.
15558 (mips_ls2_variable_issue): New static function.
15559 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15561 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15562 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15563 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15564 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15565 Handle ST Loongson 2E/2F cores.
15566 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15568 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15570 * omp-low.c (extract_omp_for_data): Fix comment typo.
15573 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15575 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15576 FIXME note about gcc/config.guess.
15577 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15578 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15579 * doc/cppopts.texi: Likewise.
15580 * doc/extend.texi: Likewise.
15581 * doc/gcc.texi: Likewise.
15582 * doc/gccint.texi: Likewise.
15583 * doc/gcov.texi: Likewise.
15584 * doc/gty.texi: Likewise.
15585 * doc/hostconfig.texi: Likewise.
15586 * doc/install.texi: Likewise.
15587 * doc/invoke.texi: Likewise.
15588 * doc/loop.texi: Likewise.
15589 * doc/makefile.texi: Likewise.
15590 * doc/md.texi: Likewise.
15591 * doc/passes.texi: Likewise.
15592 * doc/tm.texi: Likewise.
15593 * doc/tree-ssa.texi: Likewise.
15594 * doc/trouble.texi: Likewise.
15596 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15597 Nathan Sidwell <nathan@codesourcery.com>
15598 Maxim Kuvyrkov <maxim@codesourcery.com>
15599 Richard Sandiford <rdsandiford@googlemail.com>
15601 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15602 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15603 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15605 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15606 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15607 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15609 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15610 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15611 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15612 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15613 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15614 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15615 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15616 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15617 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15618 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15619 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15620 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15621 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15622 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15623 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15624 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15625 (mips_builtins): Add Loongson builtins.
15626 (mips_loongson_2ef_bdesc): New.
15627 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15628 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15629 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15630 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15632 (mips_expand_vector_init): New.
15633 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15634 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15636 * config/mips/mips.md: Add unspec numbers for Loongson
15637 builtins. Include loongson.md.
15638 (MOVE64): Include Loongson vector modes.
15639 (SPLITF): Include Loongson vector modes.
15640 (HALFMODE): Handle Loongson vector modes.
15641 * config/mips/loongson.md: New.
15642 * config/mips/loongson.h: New.
15643 * config.gcc: Add loongson.h header for mips*-*-* targets.
15644 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15646 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15648 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15649 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15650 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15651 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15652 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15653 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15654 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15655 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15656 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15657 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15658 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15659 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15660 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15661 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15662 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15663 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15664 Remove use_fixproto=yes.
15665 (ia64*-*-hpux*): Remove comment about using fixproto.
15666 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15668 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15670 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15672 * configure: Regenerate.
15674 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15676 PR middle-end/36520
15677 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15678 before evaluating it.
15680 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15683 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15684 nested inline functions.
15685 (start_decl, start_function): Don't invert DECL_EXTERNAL
15686 for nested inline functions.
15688 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15690 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15691 splits that must be made for correctness.
15693 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15695 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15696 (AVAIL_NON_MIPS16): Likewise.
15697 (mips_builtin_description): Replace target_flags with a predicate.
15698 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15699 (dspr2_32): New availability predicates.
15700 (MIPS_BUILTIN): New macro.
15701 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15702 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15703 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15704 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15705 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15706 (mips_dsp_32only_bdesc): Merge into...
15707 (mips_builtins): ...this new array.
15708 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15709 (mips_init_builtins): Update after above changes.
15710 (mips_expand_builtin_1): Merge into...
15711 (mips_expand_builtin): ...here and update after above changes.
15713 2008-06-12 Paul Brook <paul@codesourcery.com>
15715 * longlong.h (__arm__): Define count_leading_zeros.
15716 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15717 (clzsi2, clzdi2): New functions.
15718 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15719 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15720 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15721 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15722 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15723 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15724 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15725 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15726 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15727 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15729 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15731 * config/m68k/m68k.c (m68k_tune_flags): New.
15732 (override_options): Compute m68k_tune_flags.
15733 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15734 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15736 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15738 PR middle-end/36506
15739 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15741 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15743 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15744 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15746 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15748 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15749 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15751 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15753 PR middle-end/36506
15754 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15757 2008-06-12 Richard Guenther <rguenther@suse.de>
15759 PR tree-optimization/36345
15760 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15761 add memory_tag_needed flag.
15762 (may_alias_p): Declare.
15763 * tree-ssa-alias.c (may_alias_p): Export.
15764 (set_initial_properties): Use memory_tag_needed flag.
15765 (update_reference_counts): Likewise.
15766 (reset_alias_info): Reset memory_tag_needed flag.
15767 (create_name_tags): Check memory_tag_needed flag.
15768 (dump_points_to_info_for): Dump it.
15769 * tree-ssa-structalias.c (struct variable_info): Remove
15770 directly_dereferenced flag.
15771 (new_var_info): Do not initialize it.
15772 (process_constraint_1): Do not set it.
15773 (update_alias_info): Set is_dereferenced flag.
15774 (set_uids_in_ptset): Use may_alias_p.
15775 (set_used_smts): Check memory_tag_needed flag.
15776 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15777 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15778 memory_tag_needed flag.
15779 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15780 from broken design.
15782 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15784 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15785 red zone for w64 abi.
15786 (ix86_expand_prologue): Likewise.
15787 (ix86_force_to_memory): Likewise.
15788 (ix86_free_from_memory): Likewise.
15790 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15793 * config/rs6000/rs6000.c (rs6000_override_options): Set
15794 rs6000_isel conditionally to the absence of comand line override.
15795 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15796 Remove duplicate rs6000_isel setting.
15797 * config/rs6000/eabispe.h: Ditto.
15799 2008-06-11 Richard Guenther <rguenther@suse.de>
15801 * alias.c (get_alias_set): Use the element alias-set for arrays.
15802 (record_component_aliases): For arrays and vectors do nothing.
15803 * c-common.c (strict_aliasing_warning): Handle the cases
15804 of alias set zero explicitly.
15805 * Makefile.in (dfp.o-warn): Add -Wno-error.
15807 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15809 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15811 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15812 tune_32 tune_64 to supported_defaults. Allow values not
15813 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15814 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15815 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15816 with_cpu_64 to generic for 64-bit-supporting configurations, not
15817 with_cpu. Remove FIXMEs.
15818 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15819 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15820 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15821 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15822 arch_32 and arch_64.
15824 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15825 Olivier Hainque <hainque@adacore.com>
15827 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15828 Use DECL_SIZE_UNIT to retrieve the size of the field.
15830 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15832 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15833 with function calls after declarations. Lay out
15834 neon_float_type_node before further use.
15836 2008-06-11 Richard Guenther <rguenther@suse.de>
15838 * tree-flow.h (may_point_to_global_var): Declare.
15839 * tree-ssa-alias.c (may_point_to_global_var): New function.
15840 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15842 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15844 * configure.ac: Teach that fido supports .debug_line.
15845 * configure: Regenerate.
15847 2008-06-10 Tom Tromey <tromey@redhat.com>
15849 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15852 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15854 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15855 (encode_decimal64, decode_decimal64, encode_decimal128,
15856 decode_decimal128): Reverse order of 32-bit parts of value if host
15857 and target endianness differ.
15859 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15861 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15862 Avoid division by 0.
15863 (tree_mod_pow2_value_transform): Likewise.
15864 (tree_ic_transform): Likewise.
15865 (tree_stringops_transform): Likewise.
15866 (tree_mod_subtract_transform): Likewise.
15867 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15868 (copy_edges_for_bb): Likewise.
15869 (initialize_cfun): Likewise.
15871 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15873 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15874 nonmemory_operand. Add "N" operand constraint.
15876 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15877 (*jcc_btsi_mask): Ditto.
15878 (*jcc_btsi_mask_1): Ditto.
15880 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15882 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15883 TYPE_CANONICAL for copied element type.
15885 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15888 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15889 Add m_CORE2 and m_GENERIC.
15890 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15891 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15893 (*jcc_btdi_rex64): New instruction and split pattern.
15894 (*jcc_btsi): Ditto.
15895 (*jcc_btsi_1): Ditto.
15896 (*btsq): Fix Intel asm dialect operand order.
15900 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15902 PR middle-end/36447
15903 * simplify-rtx.c (simplify_subreg): Add check for shift count
15906 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15908 * doc/md.texi: Synchronize with later constraints.md change.
15909 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15910 with a C implementation.
15911 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15913 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15914 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15915 when moving to and from MD_REGNUM.
15916 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15917 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15918 Handle byte and halfword moves.
15919 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15921 * config/mips/constraints.md (h): Turn into NO_REGS.
15922 (l, x): Update documentation.
15923 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15924 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15925 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15926 (HILO): New mode iterator.
15928 (any_div): New code iterator.
15929 (u): Extend code attribute to div and udiv.
15930 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15931 d_operand in the splitters. Remove redundant CONST_INT checks.
15932 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15933 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15934 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15935 accordingly, using normal moves instead of unspecs to move LO into
15936 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15937 (<u>mulsidi3): Handle expansion in C code.
15938 (<u>mulsidi3_32bit_internal): Rename to...
15939 (<u>mulsidi3_32bit): ...this.
15940 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15941 (*<u>mulsidi3_64bit): Rename to...
15942 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15943 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15944 to set LO and HI to the multiplication result. Use a normal move
15945 for MFLO and an unspec for MFHI.
15946 (*<u>mulsidi3_64bit_parts): Replace with...
15947 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15948 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15949 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15950 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15951 instead of HI. Split the instruction into a separate multiplication
15952 and MFHI if !TARGET_FIX_R4000.
15953 (<su>muldi3_highpart): Likewise.
15954 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15955 and the "=h" clobber.
15956 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15957 (<u>mulditi3): New expander.
15958 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15959 (madsi): Remove "=h" clobber.
15960 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15961 Force the modulus result to be a GPR and split the instruction into
15962 a division followed by an MFHI after reload.
15963 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15964 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15965 the MIPS16 HIGH define_split.
15966 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15967 of acc<->gpr moves to "multi".
15968 (*movdi_64bit): Replace the single "x" alternative with
15969 alternatives for moving into and out of "a".
15970 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15971 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15972 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15973 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15974 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15975 (movti): New expander.
15976 (*movti, *movti_mips16): New insns.
15977 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15978 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15979 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15980 * config/mips/predicates.md (fpr_operand): Delete.
15981 (d_operand): New predicate.
15983 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15985 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15986 failure on some Bourne shells.
15987 (x86_64-*-*): Ditto.
15989 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15991 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15993 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15995 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15996 (sparc-sun-solaris2*): Likewise.
15998 2008-06-09 Arnaud Charlet <charlet@adacore.com
16000 * doc/install.texi: Update requirements to build the Ada compiler.
16002 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16004 * df-scan.c (struct df_scan_problem_data): Remove the
16005 mw_link_pool alloc pool.
16006 (df_scan_free_internal): Don't free it.
16007 (df_scan_alloc): Don't allocate it.
16008 * df.h (struct df_link): Update comment.
16010 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16012 * except.h: Correct checks for when SJLJ exceptions must be used.
16014 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16016 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16019 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16021 PR tree-optimization/36218
16022 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16023 configure for the build system.
16024 (BUILD_LDFLAGS): Define.
16025 * configure: Regenerate.
16026 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16028 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16031 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16032 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16033 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16035 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16037 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16039 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16041 * config.gcc (Obsolete configurations): Remove list of
16043 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16044 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16045 targets matched by those patterns.
16046 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16047 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16048 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16049 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16050 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16051 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16052 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16053 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16054 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16055 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16056 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16057 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16058 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16059 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16060 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16061 Make code for Solaris 7 and greater unconditional for Solaris.
16062 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16063 Remove --with-* handling.
16064 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16065 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16066 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16067 LINK_OS_WINDISS_SPEC): Remove.
16068 * config/rs6000/sysv4.opt (mwindiss): Remove.
16069 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16070 * configure: Regenerate.
16071 * doc/cpp.texi: Don't mention BeOS.
16072 * doc/extend.texi (interrupt): Don't mention MS1.
16073 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16074 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16075 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16076 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16077 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16079 * doc/invoke.texi (MT Options): Remove.
16080 (-mwindiss): Remove.
16081 (CRIS Options): Remove cris-axis-aout references.
16082 (HPPA Options): Don't mention hppa1.1-*-pro.
16083 * doc/md.texi: (MorphoTech family): Remove.
16084 * libgcc2.c: Don't handle UWIN.
16085 * config/alpha/t-unicosmk: Remove.
16086 * config/alpha/unicosmk.h: Remove.
16087 * config/arm/kaos-arm.h: Remove.
16088 * config/arm/kaos-strongarm.h: Remove.
16089 * config/arm/strongarm-coff.h: Remove.
16090 * config/arm/strongarm-elf.h: Remove.
16091 * config/arm/strongarm-pe.h: Remove.
16092 * config/arm/t-strongarm-pe: Remove.
16093 * config/arm/t-xscale-coff: Remove.
16094 * config/arm/t-xscale-elf: Remove.
16095 * config/arm/xscale-coff.h: Remove.
16096 * config/arm/xscale-elf.h: Remove.
16097 * config/chorus.h: Remove.
16098 * config/cris/aout.h: Remove.
16099 * config/cris/aout.opt: Remove.
16100 * config/cris/t-aout: Remove.
16101 * config/i386/beos-elf.h: Remove.
16102 * config/i386/kaos-i386.h: Remove.
16103 * config/i386/ptx4-i.h: Remove.
16104 * config/i386/sco5.h: Remove.
16105 * config/i386/sco5.opt: Remove.
16106 * config/i386/sysv4-cpp.h: Remove.
16107 * config/i386/sysv5.h: Remove.
16108 * config/i386/t-beos: Remove.
16109 * config/i386/t-sco5: Remove.
16110 * config/i386/t-uwin: Remove.
16111 * config/i386/uwin.asm: Remove.
16112 * config/i386/uwin.h: Remove.
16113 * config/kaos.h: Remove.
16114 * config/mips/windiss.h: Remove.
16115 * config/mt: Remove directory.
16116 * config/pa/pa-osf.h: Remove.
16117 * config/pa/pa-pro-end.h: Remove.
16118 * config/pa/t-pro: Remove.
16119 * config/ptx4.h: Remove.
16120 * config/rs6000/beos.h: Remove.
16121 * config/rs6000/kaos-ppc.h: Remove.
16122 * config/rs6000/t-beos: Remove.
16123 * config/rs6000/windiss.h: Remove.
16124 * config/sh/kaos-sh.h: Remove.
16125 * config/sol2-6.h: Remove.
16126 * config/sparc/sol26-sld.h: Remove.
16127 * config/sparc/sysv4-only.h: Remove.
16128 * config/vax/bsd.h: Remove.
16129 * config/vax/t-memfuncs: Remove.
16130 * config/vax/ultrix.h: Remove.
16131 * config/vax/vaxv.h: Remove.
16132 * config/windiss.h: Remove.
16134 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16136 PR rtl-optimization/36438
16137 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16138 for vector shifts with constant scalar shift operands.
16140 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16142 * doc/invoke.texi: Document -march=xlr.
16143 * config/mips/xlr.md: New file.
16144 * config/mips/mips.md: Include it.
16146 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16147 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16148 (mips_rtx_cost_data): Likewise.
16150 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16152 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16153 PRE_INC and PRE_DEC cases.
16155 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16157 PR rtl-optimization/36419
16158 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16159 the emitting jump insn.
16162 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16163 is not bool, boolify the whole *expr_p and convert to the desired type.
16165 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16167 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16168 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16169 Add omp_private_outer_ref hook, add another argument to
16170 omp_clause_default_ctor hook.
16171 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16172 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16173 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16174 hook_tree_tree_tree_tree_null.
16175 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16176 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16177 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16178 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16179 * tree.def (OMP_TASK): New tree code.
16180 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16181 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16182 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16183 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16184 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16185 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16186 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16187 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16188 (OMP_DIRECTIVE_P): Add OMP_TASK.
16189 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16190 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16191 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16192 and OMP_CLAUSE_UNTIED entries.
16193 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16195 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16196 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16197 * tree-pretty-print.c (dump_omp_clause): Handle
16198 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16199 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16200 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16201 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16202 warning about unsigned iterators. Change decl/init/cond/incr
16203 arguments to TREE_VECs, check arguments for all collapsed loops.
16204 (c_finish_omp_taskwait): New function.
16205 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16207 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16208 default_function_array_conversion on init. Add par_clauses argument.
16209 If decl is present in parallel's lastprivate clause, change it to
16210 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16211 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16212 collapse count in clauses.
16213 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16214 c_parser_omp_for_loop callers.
16215 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16216 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16217 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16218 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16220 (c_parser_omp_clause_schedule): Handle schedule(auto).
16221 Include correct location in the error message.
16222 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16223 and PRAGMA_OMP_CLAUSE_UNTIED.
16224 (OMP_TASK_CLAUSE_MASK): Define.
16225 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16226 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16227 * tree-nested.c (convert_nonlocal_omp_clauses,
16228 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16229 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16230 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16231 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16233 (conver_nonlocal_reference, convert_local_reference,
16234 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16235 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16236 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16237 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16238 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16239 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16240 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16241 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16242 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16244 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16245 * c-common.h (c_finish_omp_taskwait): New prototype.
16246 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16247 * tree-parloops.c (create_parallel_loop): Create 1 entry
16248 vectors for OMP_FOR_{INIT,COND,INCR}.
16249 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16250 (make_edges): Handle OMP_TASK.
16251 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16252 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16253 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16254 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16255 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16256 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16257 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16258 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16259 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16260 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16261 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16262 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16263 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16264 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16265 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16266 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16267 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16268 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16269 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16270 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16271 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16272 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16273 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16274 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16275 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16276 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16277 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16278 original iterator is present in lastprivate clause or if
16279 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16280 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16281 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16282 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16283 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16284 if it is set, lookup var in outer contexts too. Handle
16285 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16286 to be implicitly determined firstprivate for task regions.
16287 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16288 if it is set, lookup var in outer contexts too. Set
16289 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16290 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16291 OMP_CLAUSE_UNTIED. Take region_type as last argument
16292 instead of in_parallel and in_combined_parallel.
16293 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16295 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16296 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16297 (new_omp_context): Set default_kind to
16298 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16299 (omp_region_type): New enum.
16300 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16301 fields, add region_type.
16302 (new_omp_context): Take region_type as argument instead of is_parallel
16303 and is_combined_parallel.
16304 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16305 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16306 ctx->is_combined_parallel checks.
16307 (gimplify_omp_task): New function.
16308 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16310 * omp-low.c (extract_omp_for_data): Use schedule(static)
16311 for schedule(auto). Handle pointer and unsigned iterators.
16312 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16313 Add loops argument. Extract data for collapsed OMP_FOR loops.
16314 (expand_parallel_call): Assert sched_kind isn't auto,
16315 map runtime schedule to index 3.
16316 (struct omp_for_data_loop): New type.
16317 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16318 Add loop, loops, collapse and iter_type fields.
16319 (workshare_safe_to_combine_p): Disallow combined for if
16320 iter_type is unsigned long long. Don't combine collapse > 1 loops
16321 unless all bounds and steps are constant. Adjust extract_omp_for_data
16323 (expand_omp_for_generic): Handle pointer, unsigned and long long
16324 iterators. Handle collapsed OMP_FOR loops. Adjust
16325 for struct omp_for_data changes. If libgomp function doesn't return
16326 boolean_type_node, add comparison of the return value with 0.
16327 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16328 pointer, unsigned and long long iterators. Adjust for struct
16329 omp_for_data changes.
16330 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16331 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16332 unsigned long long. Allocate loops array, pass it to
16333 extract_omp_for_data. For collapse > 1 loops use always
16334 expand_omp_for_generic.
16335 (omp_context): Add sfield_map and srecord_type fields.
16336 (is_task_ctx, lookup_sfield): New functions.
16337 (use_pointer_for_field): Use is_task_ctx helper. Change first
16338 argument's type from const_tree to tree. Clarify comment.
16339 In OMP_TASK disallow copy-in/out sharing.
16340 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16341 (install_var_field): Add mask argument. Populate both record_type
16342 and srecord_type if needed.
16343 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16345 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16346 and DECL_FIELD_OFFSET.
16347 (scan_sharing_clauses): Adjust install_var_field callers. For
16348 firstprivate clauses on explicit tasks allocate the var by value in
16349 record_type unconditionally, rather than by reference.
16350 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16351 Use is_taskreg_ctx instead of is_parallel_ctx.
16352 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16353 (create_omp_child_function_name): Add task_copy argument, use
16354 *_omp_cpyfn* names if it is true.
16355 (create_omp_child_function): Add task_copy argument, if true create
16356 *_omp_cpyfn* helper function.
16357 (scan_omp_parallel): Adjust create_omp_child_function callers.
16358 Rename parallel_nesting_level to taskreg_nesting_level.
16359 (scan_omp_task): New function.
16360 (lower_rec_input_clauses): Don't run constructors for firstprivate
16361 explicit task vars which are initialized by *_omp_cpyfn*.
16362 Pass outer var ref to omp_clause_default_ctor hook if
16363 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16364 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16365 OMP_CLAUSE_REDUCTION_INIT.
16366 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16367 avoid duplicate setting of fields. Handle
16368 OMP_CLAUSE_PRIVATE_OUTER_REF.
16369 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16370 copy-out if TREE_READONLY, only copy-in.
16371 (expand_task_copyfn): New function.
16372 (expand_task_call): New function.
16373 (struct omp_taskcopy_context): New type.
16374 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16376 (lower_omp_parallel): Rename to...
16377 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16378 Call create_task_copyfn if srecord_type is needed. Adjust
16380 (task_shared_vars): New variable.
16381 (check_omp_nesting_restrictions): Warn if work-sharing,
16382 barrier, master or ordered region is closely nested inside OMP_TASK.
16383 Add warnings for barrier if closely nested inside of work-sharing,
16384 ordered, or master region.
16385 (scan_omp_1): Call check_omp_nesting_restrictions even for
16386 GOMP_barrier calls. Rename parallel_nesting_level to
16387 taskreg_nesting_level. Handle OMP_TASK.
16388 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16389 work-sharing construct, continue looking for them on parent parallel
16391 (lower_omp_for_lastprivate): Add lastprivate clauses
16392 to the beginning of dlist rather than end. Adjust for struct
16393 omp_for_data changes.
16394 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16395 not after it. Handle collapsed OMP_FOR loops, adjust for
16396 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16397 (get_ws_args_for): Adjust extract_omp_for_data caller.
16398 (scan_omp_for): Handle collapsed OMP_FOR
16399 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16400 (lower_omp_single_simple): If libgomp function doesn't return
16401 boolean_type_node, add comparison of the return value with 0.
16402 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16403 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16404 (parallel_nesting_level): Rename to...
16405 (taskreg_nesting_level): ... this.
16406 (is_taskreg_ctx): New function.
16407 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16408 of is_parallel_ctx.
16409 (execute_lower_omp): Rename parallel_nesting_level to
16410 taskreg_nesting_level.
16411 (expand_omp_parallel): Rename to...
16412 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16413 Call omp_task_call for OMP_TASK regions.
16414 (expand_omp): Adjust caller, handle OMP_TASK.
16415 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16417 * bitmap.c (bitmap_default_obstack_depth): New variable.
16418 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16419 if argument is NULL and bitmap_default_obstack is already initialized.
16420 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16422 * matrix-reorg.c (matrix_reorg): Likewise.
16424 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16426 * config/i386/i386.md (*indirect_jump): Macroize using P
16427 mode iterator. Remove !TARGET_64BIT from insn constraints.
16428 (*tablejump_1): Ditto.
16429 (*indirect_jump_rex64): Remove insn pattern.
16430 (*tablejump_1_rex64): Ditto.
16431 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16432 and eh_return_si insn patterns.
16434 2008-06-06 Richard Guenther <rguenther@suse.de>
16436 * tree-ssa-structalias.c (merge_smts_into): Remove.
16437 (find_what_p_points_to): Do not bother to compute the
16438 points-to set for pt_anything pointers.
16439 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16440 for pt_anything pointers is ok.
16442 2008-06-06 Jan Hubicka <jh@suse.cz>
16444 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16446 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16448 * cgraph.c: Fix typos in comments.
16449 (cgraph_availability_names): Fix string typo.
16450 * fold-const.c: Fix typos in comments.
16451 (fold_binary): Fix typo in warning.
16452 * genautomata.c: Fix typos in comments.
16453 (check_presence_pattern_sets): Fix typo in local variable.
16454 (output_description): Fix typo in output.
16455 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16456 * hwint.h: Likewise.
16457 * matrix-reorg.c (check_allocation_function): Likewise.
16458 * omega.c (smooth_weird_equations): Likewise.
16459 * auto-inc-dec.c: Fix typos in comments.
16460 * bb-reorder.c: Likewise.
16461 * builtins.c: Likewise.
16462 * c-common.c: Likewise.
16463 * c-cppbuiltin.c: Likewise.
16464 * c-parser.c: Likewise.
16465 * c-pretty-print.c: Likewise.
16466 * cfgcleanup.c: Likewise.
16467 * cfgexpand.c: Likewise.
16468 * cfghooks.c: Likewise.
16469 * cfglayout.c: Likewise.
16470 * cfgloopmanip.c: Likewise.
16471 * cgraphunit.c: Likewise.
16472 * coverage.c: Likewise.
16473 * dbxout.c: Likewise.
16474 * df-byte-scan.c: Likewise.
16475 * df-core.c: Likewise.
16476 * df-problems.c: Likewise.
16477 * df-scan.c: Likewise.
16479 * dominance.c: Likewise.
16480 * domwalk.c: Likewise.
16482 * dwarf2out.c: Likewise.
16483 * emit-rtl.c: Likewise.
16484 * et-forest.c: Likewise.
16485 * function.c: Likewise.
16486 * function.h: Likewise.
16488 * gcov-io.c: Likewise.
16489 * gcov.c: Likewise.
16490 * gcse.c: Likewise.
16491 * genattrtab.c: Likewise.
16492 * ggc-page.c: Likewise.
16493 * gimplify.c: Likewise.
16494 * gthr-lynx.h: Likewise.
16495 * haifa-sched.c: Likewise.
16496 * ipa-cp.c: Likewise.
16497 * ipa-inline.c: Likewise.
16498 * ipa-prop.h: Likewise.
16499 * ipa-pure-const.c: Likewise.
16500 * ipa-struct-reorg.c: Likewise.
16501 * ipa-struct-reorg.h: Likewise.
16502 * ipa-type-escape.c: Likewise.
16504 * loop-doloop.c: Likewise.
16505 * mips-tfile.c: Likewise.
16506 * mkmap-flat.awk: Likewise.
16507 * mkmap-symver.awk: Likewise.
16508 * modulo-sched.c: Likewise.
16509 * omp-low.c: Likewise.
16510 * optabs.c: Likewise.
16511 * optabs.h: Likewise.
16512 * opts.c: Likewise.
16513 * passes.c: Likewise.
16514 * postreload-gcse.c: Likewise.
16515 * postreload.c: Likewise.
16516 * predict.c: Likewise.
16517 * pretty-print.h: Likewise.
16518 * profile.c: Likewise.
16519 * protoize.c: Likewise.
16520 * ra-conflict.c: Likewise.
16521 * real.c: Likewise.
16522 * recog.c: Likewise.
16523 * regclass.c: Likewise.
16524 * regs.h: Likewise.
16525 * reload.c: Likewise.
16526 * rtl-error.c: Likewise.
16527 * rtlanal.c: Likewise.
16528 * scan.h: Likewise.
16529 * sched-rgn.c: Likewise.
16531 * stmt.c: Likewise.
16532 * target.h: Likewise.
16533 * tree-dfa.c: Likewise.
16534 * tree-eh.c: Likewise.
16535 * tree-flow-inline.h: Likewise.
16536 * tree-inline.c: Likewise.
16537 * tree-into-ssa.c: Likewise.
16538 * tree-loop-distribution.c: Likewise.
16539 * tree-nested.c: Likewise.
16540 * tree-parloops.c: Likewise.
16541 * tree-pass.h: Likewise.
16542 * tree-pretty-print.c: Likewise.
16543 * tree-profile.c: Likewise.
16544 * tree-scalar-evolution.c: Likewise.
16545 * tree-sra.c: Likewise.
16546 * tree-ssa-alias-warnings.c: Likewise.
16547 * tree-ssa-ccp.c: Likewise.
16548 * tree-ssa-coalesce.c: Likewise.
16549 * tree-ssa-dom.c: Likewise.
16550 * tree-ssa-dse.c: Likewise.
16551 * tree-ssa-forwprop.c: Likewise.
16552 * tree-ssa-live.c: Likewise.
16553 * tree-ssa-live.h: Likewise.
16554 * tree-ssa-loop-im.c: Likewise.
16555 * tree-ssa-loop-ivopts.c: Likewise.
16556 * tree-ssa-loop-niter.c: Likewise.
16557 * tree-ssa-loop-prefetch.c: Likewise.
16558 * tree-ssa-phiopt.c: Likewise.
16559 * tree-ssa-phiprop.c: Likewise.
16560 * tree-ssa-sccvn.c: Likewise.
16561 * tree-ssa-ter.c: Likewise.
16562 * tree-ssa-threadupdate.c: Likewise.
16563 * tree-ssa.c: Likewise.
16564 * tree-vect-analyze.c: Likewise.
16565 * tree-vect-transform.c: Likewise.
16566 * tree-vectorizer.c: Likewise.
16567 * tree-vn.c: Likewise.
16568 * tree-vrp.c: Likewise.
16569 * tree.c: Likewise.
16570 * tree.def: Likewise.
16571 * tree.h: Likewise.
16572 * unwind-dw2-fde.c: Likewise.
16573 * unwind.inc: Likewise.
16574 * value-prof.c: Likewise.
16575 * vmsdbgout.c: Likewise.
16577 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16579 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16580 always place FP constants in the TOC for TARGET_POWERPC64.
16581 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16583 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16585 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16586 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16587 enable for TARGET_E500_DOUBLE.
16588 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16589 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16590 floating-point modes like integer modes for E500 double.
16591 (rs6000_legitimate_offset_address_p): Likewise.
16592 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16593 addressing for DDmode for E500 double.
16594 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16595 modes as using 64-bits of registers for E500 double.
16596 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16597 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16598 specially for E500 double.
16599 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16600 TDmode for E500 double.
16601 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16602 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16603 (rs6000_split_multireg_move): Do not handle TDmode specially for
16605 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16606 using 64-bit registers for E500 double.
16607 (emit_frame_save): Do not handle DDmode specially for E500 double.
16608 (gen_frame_mem_offset): Likewise.
16609 (rs6000_function_value): Do not call spe_build_register_parallel
16610 for DDmode or TDmode.
16611 (rs6000_libcall_value): Likewise.
16612 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16613 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16616 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16618 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16621 2008-06-04 Junjie Gu <jgu@tensilica.com>
16623 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16624 comparison for frame pointers.
16626 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16629 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16631 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16634 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16635 register is already smaller or equal to required mode.
16637 2008-06-04 Xinliang David Li <davidxl@google.com>
16639 * tree-call-cdce.c: New file.
16640 (cond_dead_built_in_calls): New static variable.
16641 (input_domain): New struct.
16642 (check_pow): New function.
16643 (check_builtin_call): Ditto.
16644 (check_target_format): Ditto.
16645 (is_call_dce_candidate): Ditto.
16646 (gen_one_condition): Ditto.
16647 (gen_conditions_for_domain): Ditto.
16648 (get_domain): Ditto.
16649 (gen_conditions_for_pow_cst_base): Ditto.
16650 (gen_conditions_for_pow_int_base): Ditto.
16651 (gen_conditions_for_pow): Ditto.
16652 (get_no_error_domain): Ditto.
16653 (gen_shrink_wrap_conditions): Ditto.
16654 (shrink_wrap_one_built_in_call): Ditto.
16655 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16656 (tree_call_cdce): Ditto.
16657 (gate_call_cdce): Ditto.
16658 (pass_call_cdce): New gimple pass.
16659 * passes.c: (init_optimization_passes): New pass.
16660 * tree-pass.h: New pass declaration.
16661 * opts.c (decode_options): New flag setting.
16662 * common.opt: Add -ftree-builtin-call-dce flag.
16663 * Makefile.in: Add new source file.
16664 * tempvar.def: New tv_id.
16665 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16667 2008-06-04 Richard Guenther <rguenther@suse.de>
16669 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16670 (is_call_clobbered): Always check var_ann->call_clobbered.
16671 (mark_call_clobbered): Always set var_ann->call_clobbered.
16672 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16673 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16674 (reset_alias_info): Clear call clobbering info on MTAGs and
16676 (set_pt_anything): Set pt_global_mem.
16677 (create_tag_raw): Adjust comment.
16678 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16680 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16681 Maxim Kuvyrkov <maxim@codesourcery.com>
16683 * config/m68k/m68k.opt (mxgot): New option.
16684 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16685 (m68k_output_addr_const_extra): New.
16686 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16687 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16688 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16689 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16691 2008-06-04 Richard Guenther <rguenther@suse.de>
16693 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16694 negative or non-representable offsets.
16696 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16698 * config/i386/i386.c (ix86_gen_leave): New.
16699 (ix86_gen_pop1): Likewise.
16700 (ix86_gen_add3): Likewise.
16701 (ix86_gen_sub3): Likewise.
16702 (ix86_gen_sub3_carry): Likewise.
16703 (ix86_gen_one_cmpl2): Likewise.
16704 (ix86_gen_monitor): Likewise.
16705 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16706 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16707 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16708 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16709 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16710 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16711 (ix86_expand_epilogue): Updated.
16712 (print_operand): Handle integer register operand for 'z'.
16713 (ix86_expand_strlensi_unroll_1): Likewise.
16714 (ix86_expand_strlen): Likewise.
16715 (ix86_expand_builtin): Likewise.
16716 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16717 mov{q}/mov{l} and add{q}/add{l}.
16719 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16721 * config/i386/i386.md (P): New mode iterator.
16722 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16723 using P mode iterator.
16724 (DFmode push_operand splitter): Ditto.
16725 (XFmode push_operand splitter): Ditto.
16726 (DFmode float_extend SFmode push_operand splitter): Ditto.
16727 (XFmode float_extend SFmode push_operand splitter): Do not generate
16728 SImode pushes for 64bit target. Macroize Dimode and SImode
16729 pushes using P mode iterator.
16730 (XFmode float_extend DFmode push_operand splitter): Ditto.
16732 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16734 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16735 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16736 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16737 return type to int.
16738 (ix86_call_abi_override): Remove check for call_used_regs.
16740 2008-06-03 Richard Guenther <rguenther@suse.de>
16742 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16743 for the lhs of calls if the return type contains pointers.
16745 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16747 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16748 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16749 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16750 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16751 of cfun and DEFAULT_ABI to deceide abi mode.
16752 (DEFAULT_ABI): New.
16753 (REG_PARM_STACK_SPACE): Removed.
16754 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16755 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16756 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16757 (ix86_function_abi): Likewise.
16758 (ix86_function_type_abi): Likewise.
16759 (ix86_call_abi_override): Likewise.
16760 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16761 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16762 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16763 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16765 (X86_64_REGPARM_MAX): New.
16766 (X86_64_SSE_REGPARM_MAX): New.
16767 (X64_REGPARM_MAX): New.
16768 (X64_SSE_REGPARM_MAX): New.
16769 (X86_32_REGPARM_MAX): New.
16770 (X86_32_SSE_REGPARM_MAX): New.
16771 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16772 (ix86_function_regparm): Handle user calling abi.
16773 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16774 by DEFAULT_ABI versus SYSV_ABI check.
16775 (ix86_reg_parm_stack_space): New.
16776 (ix86_function_type_abi): New.
16777 (ix86_call_abi_override): New.
16778 (ix86_function_abi): New.
16779 (ix86_cfun_abi): New.
16780 (init_cumulative_args): Call abi specific initialization.
16781 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16782 (function_arg_64): Extend SSE_REGPARM_MAX check.
16783 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16784 (ix86_pass_by_reference): Likewise.
16785 (ix86_function_value_regno_p): Likewise.
16786 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16787 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16788 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16789 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16790 (setup_incoming_varargs_64): Adjust regparm for call abi.
16791 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16792 (ix86_va_start): Likewise.
16793 (ix86_gimplify_va_arg): Likewise.
16794 (ix86_expand_prologue): Likewise.
16795 (output_pic_addr_const): Likewise.
16796 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16797 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16798 (x86_output_mi_thunk): Likewise.
16799 (x86_function_profiler): Likewise.
16800 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16801 (SYSV_ABI, MS_ABI): New constants.
16802 (DEFAULT_ABI): New.
16803 (init_regs): Add prototype of function in regclass.c file.
16804 (OVERRIDE_ABI_FORMAT): New.
16805 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16806 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16807 (OUTGOING_REG_PARM_STACK_SPACE): New.
16808 (ix86_reg_parm_stack_space): New prototype.
16809 (CUMULATIVE_ARGS): Add call_abi member.
16810 (machine_function): Add call_abi member.
16811 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16812 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16814 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16817 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16818 (avr_builtin_setjmp_frame_value): New function.
16819 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16820 (nonlocal_goto): Define.
16822 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16824 * config/mips/mips.c (mips_emit_loadgp): Return early if
16825 there is nothing do to, otherwise emit a blockage if
16826 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16827 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16829 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16831 * configure.ac: Drop unneeded backslash ending up in config.in.
16832 * acinclude.m4: Likewise.
16833 * config.in: Regenerate.
16835 2008-05-26 Jan Hubicka <jh@suse.cz>
16837 * predict.c (maybe_hot_frequency_p): Break out of...
16838 (maybe_hot_bb_p): ... here.
16839 (maybe_hot_edge_p): New.
16840 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16841 * basic-block.h (maybe_hot_edge_p): Declare.
16843 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16845 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16846 (*cmpfp_<mode>_cc): Ditto.
16847 (*fp_jcc_8<mode>_387): Ditto.
16848 (*fop_<MODEF:mode>_2_i387): Ditto.
16849 (*fop_<MODEF:mode>_3_i387): Ditto.
16850 (*fop_xf_2_i387): Ditto.
16851 (*fop_xf_3_i387): Ditto.
16853 2008-06-02 Tomas Bily <tbily@suse.cz>
16855 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16857 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16859 * config/mips/mips.c (mips_valid_offset_p): New function.
16860 (mips_valid_lo_sum_p): Likewise.
16861 (mips_classify_address): Use them.
16862 (mips_force_address): New function.
16863 (mips_legitimize_address): Use it.
16864 * config/mips/mips.md (MOVE128): New mode iterator.
16865 (movtf): Require TARGET_64BIT. Remove empty strings.
16866 (*movtf_internal): Rename to...
16867 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16868 of "R" and use {,fp}{load,store} attributes instead of "multi".
16869 Use a separate define_split.
16870 (*movtf_mips16): New pattern.
16872 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16874 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16875 * config/mips/mips.c (mips_expand_before_return): New function.
16876 (mips_expand_epilogue): Call it.
16877 * config/mips/mips.md (return): Turn into a define_expand.
16878 (*return): New insn.
16880 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16882 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16883 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16884 functions. Do not emit uses and clobbers of CONCATs; individually
16885 use and clobber their operands.
16886 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16887 gen_clobber, emit_use and gen_use.
16888 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16889 (expand_builtin_return): Likewise.
16890 * cfgbuild.c (count_basic_blocks): Likewise.
16891 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16892 * explow.c (emit_stack_restore): Likewise.
16893 * expmed.c (extract_bit_field_1): Likewise.
16894 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16895 (emit_move_multi_word, store_constructor): Likewise.
16896 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16897 (thread_prologue_and_epilogue_insns): Likewise.
16898 * lower-subreg.c (resolve_simple_move): Likewise.
16899 * optabs.c (widen_operand, expand_binop): Likewise.
16900 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16901 * reload.c (find_reloads): Likewise.
16902 * reload1.c (eliminate_regs_in_insn): Likewise.
16903 * stmt.c (expand_nl_goto_receiver): Likewise.
16904 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16905 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16906 * config/arm/arm.c (arm_load_pic_register): Likewise.
16907 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16908 * config/arm/arm.md (untyped_return): Likewise.
16909 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16910 * config/avr/avr.c (expand_prologue): Likewise.
16911 * config/bfin/bfin.c (do_unlink): Likewise.
16912 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16913 * config/cris/cris.c (cris_expand_prologue): Likewise.
16914 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16915 (machopic_legitimize_pic_address): Likewise.
16916 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16917 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16918 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16919 (ix86_expand_convert_uns_didf_sse): Likewise.
16920 (ix86_expand_vector_init_general): Likewise.
16921 * config/ia64/ia64.md (eh_epilogue): Likewise.
16922 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16923 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16924 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16925 (config/iq2000/iq2000.c): Likewise.
16926 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16927 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16928 (builtin_longjmp): Likewise.
16929 * config/mn10300/mn10300.md (call, call_value): Likewise.
16930 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16931 * config/pdp11/pdp11.md (abshi2): Likewise.
16932 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16933 * config/s390/s390.c (s390_emit_prologue): Likewise.
16934 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16935 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16936 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16937 * config/sh/sh.c (prepare_move_operands): Likewise.
16938 (output_stack_adjust, sh_expand_epilogue): Likewise.
16939 (sh_set_return_address, sh_expand_t_scc): Likewise.
16940 * config/sparc/sparc.c (load_pic_register): Likewise.
16941 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16942 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16943 * config/v850/v850.c (expand_epilogue): Likewise.
16945 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16947 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16948 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16949 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16950 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16951 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16952 stack pointer register.
16953 (output_movhi): Remove code for interrupt specific writing to the
16954 stack pointer register.
16956 2008-05-31 Richard Guenther <rguenther@suse.de>
16958 PR tree-optimization/34244
16959 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16960 (tree_expr_nonzero_warnv_p): Likewise.
16961 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16962 ssa_name_nonnegative_p.
16963 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16964 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16965 not tree_expr_nonzero_warnv_p.
16967 PR tree-optimization/36262
16969 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16971 PR tree-optimization/34244
16972 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16973 (record_numbers_of_iterations): New function.
16974 (execute_vrp): Cache the numbers of iterations of loops.
16975 * tree-scalar-evolution.c (scev_reset_except_niters):
16977 (scev_reset): Use scev_reset_except_niters.
16978 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16980 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16982 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16983 __WORKAROUND_RETS when appropriate.
16985 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16987 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16988 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16990 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16991 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16992 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16993 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16994 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16995 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16996 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16997 *fop_df_1_sse insn patterns using MODEF mode iterator.
16998 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16999 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17000 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17001 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17002 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17003 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17004 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17005 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17006 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17007 (*fop_xf_5_i387): Ditto.
17008 (*fop_xf_6_i387): Ditto.
17010 2008-05-30 Richard Guenther <rguenther@suse.de>
17012 * builtins.c (build_string_literal): Avoid generating
17013 a non-gimple_val result.
17015 2008-05-30 DJ Delorie <dj@redhat.com>
17017 * exec-tool.in: Use an environment variable (private) instead of a
17018 file (shared) as a semaphore, so as to not break parallel builds.
17020 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17022 * optabs.c (maybe_encapsulate_block): Remove.
17023 (emit_libcall_block): Adjust accordingly.
17024 * optabs.h (maybe_encapsulate_block): Remove prototype.
17026 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17027 Don't use maybe_encapsulate_block.
17029 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17031 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17032 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17033 rtx is a SYMBOL_REF before calling get_pool_constant.
17035 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17037 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17039 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17041 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17042 rather than OS names to choose INO_T_EQ definition.
17043 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17044 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17046 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17049 * config/darwin-f.c: New.
17050 * config/t-darwin: Added rule to build darwin-f.o.
17051 * config.gcc: Defined new variable, fortran_target_objs.
17052 (*-*-darwin*): Set fortran_target_objs.
17053 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17054 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17055 * configure: Regenerated.
17057 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17060 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17061 canonical type if needed.
17063 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17065 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17067 2008-05-29 Richard Guenther <rguenther@suse.de>
17069 PR tree-optimization/36343
17070 PR tree-optimization/36346
17071 PR tree-optimization/36347
17072 * tree-flow.h (clobber_what_p_points_to): Declare.
17073 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17074 pointed-to variable is dereferenced is irrelevant to whether
17075 the pointer can access the pointed-to variable.
17076 (clobber_what_p_points_to): New function.
17077 * tree-ssa-alias.c (set_initial_properties): Use it.
17078 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17079 call clobber check for NMTs.
17081 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17083 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17084 for printing gcov_type.
17086 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17088 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17089 and the eh region information.
17090 * value-prof.c (gimple_move_stmt_histograms): New function.
17091 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17093 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17095 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17097 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17099 * value-prof.c (tree_ic_transform): Print counts.
17100 * tree-profile.c (tree_gen_ic_func_profiler):
17101 Clear __gcov_indreict_call_callee variable to avoid misattribution
17104 2008-05-28 Rafael Espíndola <espindola@google.com>
17106 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17109 2008-05-28 Richard Guenther <rguenther@suse.de>
17111 PR tree-optimization/36339
17112 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17113 and clobbering code out of the loop.
17115 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17117 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17120 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17121 s390_contiguous_bitmask_p, s390_symref_operand_p,
17122 s390_check_symref_alignment, s390_reload_larl_operand,
17123 s390_reload_symref_address): New functions.
17124 (s390_branch_condition_mnemonic): Support compare and branch
17126 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17127 and 'W' constraints.
17128 (s390_secondary_reload): Add secondary reloads for unaligned
17129 symbol refs or symbol refs to floating point or QI/TI mode
17131 (legitimate_address_p): Accept symbol references as addresses.
17132 (s390_expand_insv): Use rotate and insert selected bits
17133 instruction for insv when building for z10.
17134 (print_operand_address): Handle symbol ref addresses.
17135 (print_operand): Output modifier 'c' added for signed byte values.
17136 (s390_encode_section_info): Mark symbol refs with
17137 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17139 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17140 (length attribute): RRF, RRR have 4 byte length.
17141 (FPALL, INTALL): New mode iterators added.
17142 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17143 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17144 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17145 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17146 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17147 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17148 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17149 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17151 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17152 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17153 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17154 reload<INTALL:mode><P:mode>_toreg_z10,
17155 reload<FPALL:mode><P:mode>_tomem_z10,
17156 reload<FPALL:mode><P:mode>_toreg_z10,
17157 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17158 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17159 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17160 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17162 (movmem, clrmem, cmpmem): New splitters added.
17164 * config/s390/predicates.md (larl_operand): Use
17165 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17166 SYMBOL_REF_ALIGN1_P.
17167 (s390_signed_integer_comparison,
17168 s390_unsigned_integer_comparison): New predicates.
17170 * config/s390/s390-protos.h (s390_check_symref_alignment,
17171 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17172 s390_reload_symref_address,
17173 s390_compare_and_branch_condition_mask): Prototypes added.
17175 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17176 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17177 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17179 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17181 * config/s390/s390.c (z10_cost): New cost function for z10.
17182 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17183 (s390_issue_rate): Adjust issue rate for z10.
17184 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17185 (processor_flags): Add PF_Z10.
17186 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17187 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17188 * gcc/config.gcc: Add z10.
17190 2008-05-28 Richard Guenther <rguenther@suse.de>
17192 PR tree-optimization/36291
17193 * tree-flow. h (struct gimple_df): Remove var_anns member.
17194 * tree-flow-inline.h (gimple_var_anns): Remove.
17195 (var_ann): Simplify.
17196 * tree-dfa.c (create_var_ann): Simplify.
17197 (remove_referenced_var): Clear alias info from var_anns of globals.
17198 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17199 (delete_tree_ssa): Clear alias info from var_anns of globals.
17200 Do not free var_anns.
17201 (var_ann_eq): Remove.
17202 (var_ann_hash): Likewise.
17204 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17206 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17207 and loongson2f entries.
17208 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17209 * config/mips/mips.h (processor_type): Add Loongson-2E
17210 and Loongson-2F entries.
17211 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17212 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17213 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17214 * doc/invoke.texi (MIPS Options): Document loongson2e
17215 and loongson2f processor names.
17217 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17221 * config/i386/i386.c (ix86_function_arg_boundary): Use
17222 alignment of canonical type.
17223 (ix86_expand_vector_move): Check unaligned memory access for
17226 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17228 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17229 Moved to the front of file.
17231 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17232 H.J. Lu <hongjiu.lu@intel.com>
17234 * dwarf2out.c (current_fde): New.
17236 (lookup_cfa:): Likewise.
17237 (dwarf2out_end_epilogue): Likewise.
17238 (dwarf2out_note_section_used): Likewise.
17240 2008-05-27 Michael Matz <matz@suse.de>
17243 * c.opt (Wenum-compare): New warning option.
17244 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17246 2008-05-27 Michael Matz <matz@suse.de>
17248 PR middle-end/36326
17249 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17251 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17252 into memory as tail calls.
17254 2008-05-27 Richard Guenther <rguenther@suse.de>
17256 PR tree-optimization/36339
17257 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17258 pointers cause all addressable variables to be call clobbered.
17260 2008-05-27 Richard Guenther <rguenther@suse.de>
17262 PR tree-optimization/36245
17263 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17265 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17267 * config/s390/s390.md: Replace all occurences of the 'm'
17268 constraint with 'RT'.
17270 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17272 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17274 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17276 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17277 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17278 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17280 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17282 * reload.c: (find_reloads): Skip alternatives according to the
17283 "enabled" attribute. Constify the constraint variable.
17284 * recog.c (get_attr_enabled): Add default implementation.
17285 (extract_insn): Set the alternative_enabled_p array
17286 in the recog_data struct.
17287 (preprocess_constraints, constrain_operands): Skip
17288 alternatives according to the "enabled" attribute
17289 * recog.h (struct recog_data): New field alternative_enabled_p.
17290 (skip_alternative): New inline function.
17291 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17292 (record_reg_classes): Skip alternative according to the
17293 "enabled" attribute.
17295 * doc/md.texi: Add documention for the "enabled" attribute.
17297 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17299 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17300 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17301 constraint with TARGET_MEM_CONSTRAINT.
17302 * recog.c (asm_operand_ok, preprocess_constraints,
17303 constrain_operands): Likewise.
17304 * regclass.c (record_reg_classes): Likewise.
17305 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17306 * reload1.c (maybe_fix_stack_asms): Likewise.
17307 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17308 * recog.h: Adjust comment.
17309 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17310 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17311 * doc/md.texi: Add a note to description of 'm' constraint.
17312 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17314 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17316 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17317 that the bitfield is of integral type before testing its precision.
17319 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17320 Sa Liu <saliu@de.ibm.com>
17322 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17323 __modti3, __udivti3, __umodti3 and __udivmodti4.
17324 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17325 that implement TImode mul and div functions.
17326 * config/spu/multi3.c: New. Implement __multi3.
17327 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17328 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17331 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17333 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17334 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17335 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17336 tls_sysv_suffix): New mode and mode attribute iterators.
17337 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17338 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17339 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17340 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17341 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17344 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17346 PR tree-optimization/36329
17347 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17348 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17349 * cgraphbuild.c (initialize_inline_failed): Use the latter
17350 macro in lieu of the former.
17351 * ipa-inline.c (cgraph_mark_inline): Likewise.
17352 (cgraph_decide_inlining_of_small_function): Likewise.
17353 (cgraph_decide_inlining): Likewise.
17354 (cgraph_decide_inlining_incrementally): Likewise.
17356 2008-05-26 Tristan Gingold <gingold@adacore.com>
17357 Anatoly Sokolov <aesok@post.ru>
17359 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17360 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17361 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17362 optimization for 'avr6' architecture.
17364 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17367 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17369 2008-05-26 Richard Guenther <rguenther@suse.de>
17371 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17372 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17374 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17376 PR middle-end/36253
17377 * caller-save.c (insert_restore): Verify alignment of spill space.
17378 (insert_save): Likewise.
17379 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17380 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17381 (STACK_SLOT_ALIGNMENT): Likewise.
17382 * function.c (LOCAL_ALIGNMENT): Removed.
17383 (get_stack_local_alignment): New.
17384 (assign_stack_local): Use it. Set alignment on stack slot.
17385 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17386 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17387 (STACK_SLOT_ALIGNMENT): New.
17388 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17389 stack slot in XFmode.
17391 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17393 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17396 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17397 argument operand in rax isn't removed.
17399 2008-05-26 Richard Guenther <rguenther@suse.de>
17401 PR middle-end/36300
17402 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17403 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17405 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17408 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17410 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17412 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17413 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17415 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17417 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17418 build a trampoline if we don't want one.
17419 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17420 return zero for nested functions if we don't want a trampoline.
17422 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17424 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17426 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17429 * c.opt: Removed undocumented option '-lang-fortran'.
17430 * c-common.h: Removed global variable 'lang_fortran'.
17431 * c-opts.c (c_common_handle_option): Removed code to handle
17432 option '-lang-fortran'. Updated includes.
17433 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17434 definition of '__GFORTRAN__'.
17435 (define__GNUC__): Reimplemented to use BASEVER and
17436 cpp_define_formatted.
17437 (builtin_define_with_value_n): Removed.
17438 * c-incpath.h: Renamed to ...
17439 * incpath.h: ... this.
17440 * c-incpath.c: Renamed to ...
17441 * incpath.c: ... this. Updated includes.
17442 * fix-header.c: Updated includes.
17443 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17444 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17445 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17447 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17449 * tree.h: Update the table of flags used on tree nodes.
17450 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17451 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17452 (FORCED_LABEL): Add access check.
17453 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17454 (ASM_INPUT_P): Likewise.
17455 (ASM_VOLATILE_P): Likewise.
17456 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17457 (OMP_SECTION_LAST): Access private_flag directly.
17458 (OMP_RETURN_NOWAIT): Likewise.
17459 (OMP_PARALLEL_COMBINED): Likewise.
17460 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17461 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17462 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17463 deprecated_flag directly.
17465 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17467 * final.c (frame_pointer_needed): Removed.
17468 * flags.h (frame_pointer_needed): Likewise.
17470 * function.h (rtl_data): Add frame_pointer_needed.
17471 (frame_pointer_needed): New.
17473 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17475 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17477 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17479 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17482 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17484 * c-common.c (strip_array_types): Move function to..
17486 (get_inner_array_type): Delete.
17487 * c-common.h (strip_array_types): Move declaration to..
17489 (get_inner_array_type): Delete.
17490 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17491 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17492 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17493 * config/pa/pa.c (emit_move_sequence): Likewise.
17495 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17497 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17500 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17502 * function.c: Include target hook for nonlocal_goto frame value.
17504 2008-05-24 Richard Guenther <rguenther@suse.de>
17506 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17507 variable can be only accessed through a pointer or a union.
17509 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17511 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17512 * doc/extend.texi: Likewise.
17514 2008-05-23 DJ Delorie <dj@redhat.com>
17516 * config/m32c/jump.md (untyped_call): Add.
17518 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17519 for A24 to PSImode.
17520 (m32c_address_cost): Detail costs for indirect offsets.
17522 2008-05-23 Rafael Espíndola <espindola@google.com>
17524 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17525 if a node is a SUBREG.
17526 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17529 2008-05-23 Paul Brook <paul@codesourcery.com>
17530 Carlos O'Donell <carlos@codesourcery.com>
17532 * doc/extend.texi: Clarify use of __attribute__((naked)).
17533 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17534 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17535 * function.c (use_register_for_decl): Use
17536 targetm.calls.allocate_stack_slots_for_args.
17537 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17538 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17539 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17541 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17543 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17545 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17547 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17548 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17549 is only rounded once.
17551 2008-05-23 Richard Guenther <rguenther@suse.de>
17553 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17555 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17556 Jakub Jelinek <jakub@redhat.com>
17559 * configure.ac: Handle --enable-cld.
17560 * configure: Regenerated.
17561 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17562 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17563 (ix86_current_function_needs_cld): New define.
17564 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17565 (cld): New isns pattern.
17566 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17567 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17568 * config/i386/i386.opt (mcld): New option.
17569 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17570 TARGET_CLD and ix86_current_function_needs_cld.
17571 (override_options): Use -mcld by default for 32-bit code if
17574 * doc/install.texi (Options specification): Document --enable-cld.
17575 * doc/invoke.texi (Machine Dependent Options)
17576 [i386 and x86-64 Options]: Add -mcld option.
17577 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17579 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17580 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17581 (return_in_memory_64): Likewise.
17582 (return_in_memory_ms_64): Likewise.
17584 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17586 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17587 * builtins.c (fold_builtin_fpclassify): New.
17588 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17589 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17590 * c-common.c (handle_type_generic_attribute): Adjust to accept
17591 fixed arguments before an elipsis.
17592 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17593 * doc/extend.texi: Document __builtin_fpclassify.
17595 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17597 * omp-low.c (gate_expand_omp_ssa): Remove.
17598 (pass_expand_omp_ssa): Remove.
17599 (gate_expand_omp): Do not check for flag_openmp_ssa.
17600 * common.opt (-fopenmp-ssa): Remove.
17601 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17603 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17605 * config/sh/sh.opt (mfixed-range): New option.
17606 * config/sh/sh-protos.h (sh_fix_range): Declare.
17607 * config/sh/sh.c (sh_fix_range): New function.
17608 * config/sh/sh.h (sh_fixed_range_str): Declare.
17609 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17611 * doc/invoke.texi (SH Options): Document -mfixed-range.
17613 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17615 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17616 it before the redeclaration.
17618 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17620 * config/avr/avr.c (get_sequence_length): Add new function.
17621 (expand_prologue, expand_epilogue): Remove duplicate code.
17623 2008-05-22 Rafael Espíndola <espindola@google.com>
17625 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17628 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17630 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17631 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17633 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17634 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17635 (vect_update_misalignment_for_peel): Likewise.
17636 (vector_alignment_reachable_p): Likewise.
17637 * tree-vect-transform.c (vectorizable_load): Likewise.
17638 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17639 (get_vectype_for_scalar_type): Pass mode of scalar_type
17640 to UNITS_PER_SIMD_WORD.
17642 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17643 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17644 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17645 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17646 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17648 2008-05-22 Ira Rosen <irar@il.ibm.com>
17650 PR tree-optimization/36293
17651 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17652 if the first load must be skipped because of a gap.
17654 2008-05-22 Richard Guenther <rguenther@suse.de>
17656 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17657 more cases of offset disambiguation that is possible if
17658 strict-aliasing rules apply.
17659 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17660 for basic offset and type-based disambiguation.
17662 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17664 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17665 ix86_expand_vector_set on V16QImode for SSE4.1.
17667 2008-05-21 Tom Tromey <tromey@redhat.com>
17669 * c.opt (Wimport): Mark as undocumented.
17670 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17672 (Warning Options): Likewise.
17673 * doc/cppopts.texi: Don't mention -Wimport.
17675 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17677 PR tree-optimization/36287
17678 PR tree-optimization/36286
17679 * lambda-code.c (build_access_matrix): Do not use the loop->num
17680 for computing the number of induction variables: use the loop depth
17683 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17686 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17687 option -f(no-)leading-underscore.
17689 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17691 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17692 GET_MODE_NUNITS (mode).
17694 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17696 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17697 (-mmulhw): Add 464 to description.
17698 (-mdlmzb): Likewise.
17699 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17700 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17702 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17703 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17704 * config/rs6000/rs6000.md: Update comments for 464.
17706 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17708 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17710 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17712 * config/i386/sse.md (vec_extractv4sf): Removed.
17713 (vec_extractv2df): Likewise.
17714 (vec_extractv2di): Likewise.
17715 (vec_extractv4si): Likewise.
17716 (vec_extractv8hi): Likewise.
17717 (vec_extractv16qi): Likewise.
17718 (vec_extract<mode>): New.
17720 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17722 * config/i386/sse.md (vec_setv4sf): Removed.
17723 (vec_setv2df): Likewise.
17724 (vec_setv2di): Likewise.
17725 (vec_setv4si): Likewise.
17726 (vec_setv8hi): Likewise.
17727 (vec_setv16qi): Likewise.
17728 (vec_set<mode>): New.
17730 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17732 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17733 goto for vec_concat and vec_interleave.
17735 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17737 * config/i386/sse.md (vec_initv4sf): Removed.
17738 (vec_initv2df): Likewise.
17739 (vec_initv2di): Likewise.
17740 (vec_initv4si): Likewise.
17741 (vec_initv8hi): Likewise.
17742 (vec_initv16qi): Likewise.
17743 (vec_init<mode>): New.
17745 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17747 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17749 2008-05-21 Tom Tromey <tromey@redhat.com>
17751 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17752 (zone_find_object_offset): Likewise.
17753 (gt_ggc_m_S): Likewise.
17754 (highest_bit): Likewise.
17755 * ggc-page.c (gt_ggc_m_S): New function.
17756 * stringpool.c (string_stack): Remove.
17757 (init_stringpool): Update.
17758 (ggc_alloc_string): Use ggc_alloc.
17759 (maybe_delete_ident): New function.
17760 (ggc_purge_stringpool): Likewise.
17761 (gt_ggc_m_S): Remove.
17762 * ggc-common.c (ggc_protect_identifiers): New global.
17763 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17764 ggc_protect_identifiers.
17765 * ggc.h (ggc_protect_identifiers): Declare.
17766 (gt_ggc_m_S): Update.
17767 (ggc_purge_stringpool): Declare.
17768 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17769 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17771 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17773 2008-05-21 David S. Miller <davem@davemloft.net>
17775 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17778 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17780 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17783 2008-05-20 David Daney <ddaney@avtrex.com>
17785 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17786 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17787 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17788 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17789 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17790 (atomic_hiqi_op): New define_code_iterator.
17791 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17792 mips_expand_compare_and_swap_12.
17793 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17794 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17795 (sync_<optab><mode>, sync_old_<optab><mode>,
17796 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17797 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17798 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17799 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17800 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17801 (test_and_set_12): New insn.
17802 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17803 sync_new_<optab><mode>, sync_old_nand<mode>,
17804 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17805 clobber to operand 0 for SI and DI mode insns.
17806 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17807 mips_gen_fn_4): New typedefs.
17808 (mips_gen_fn_ptrs): Define new union type.
17809 (mips_expand_compare_and_swap_12): Remove declaration.
17810 (mips_expand_atomic_qihi): Declare function.
17811 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17812 (mips_expand_atomic_qihi): ... this. Use new generator function
17814 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17815 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17816 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17817 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17818 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17819 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17820 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17821 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17822 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17823 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17826 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17828 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17831 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17833 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17834 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17835 (avr_attribute_table): Add 'OS_main' function attribute.
17836 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17837 functions with 'OS_main' attribute.
17839 2008-05-20 Richard Guenther <rguenther@suse.de>
17841 PR tree-optimization/35204
17842 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17843 helper, split out from ...
17844 (DFS): ... here. Make the DFS walk non-recursive.
17846 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17847 Jan Sjodin <jan.sjodin@amd.com>
17849 PR tree-optimization/36181
17850 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17851 (parallelize_loops): Don't parallelize when the loop has vector
17854 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17855 Sebastian Pop <sebastian.pop@amd.com>
17857 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17858 matrix, and never look at the tree representation of the memory
17860 (linear_transform_loops): Computes parameters and access matrices.
17861 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17863 (access_matrix_get_index_for_parameter): New.
17864 * tree-data-ref.h (struct access_matrix): New.
17865 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17866 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17867 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17868 am_vector_index_for_loop): New.
17869 (struct data_reference): Add field access_matrix.
17870 (DR_ACCESS_MATRIX): New.
17871 (compute_data_dependences_for_loop): Update declaration.
17872 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17873 * lambda.h (lambda_vector_vec_p): Declared.
17874 * lambda-code.c: Depend on pointer-set.h.
17875 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17876 av_for_af_base, av_for_af, build_access_matrix,
17877 lambda_compute_access_matrices): New.
17878 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17880 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17882 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17883 $SOURCEDIR/include.
17885 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17886 Sebastian Pop <sebastian.pop@amd.com>
17888 PR tree-optimization/36206
17889 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17891 (instantiate_scev_1): Rename flags to fold_conversions.
17892 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17893 outeside instantiation_loop.
17894 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17895 (evolution_function_is_affine_or_constant_p): Removed.
17896 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17898 (analyze_siv_subscript): Pass in the loop nest number.
17899 Call evolution_function_is_affine_in_loop instead of
17900 evolution_function_is_affine_p.
17901 (analyze_overlapping_iterations): Pass in the loop nest number.
17903 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17904 Sebastian Pop <sebastian.pop@amd.com>
17906 PR tree-optimization/36206
17907 * tree-chrec.h (chrec_fold_op): New.
17908 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17911 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17913 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17915 (remove_duplicates): Do not set inode on non-inode systems.
17918 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17920 * config.gcc (tm_file): Update comments about relative pathnames.
17922 2008-05-20 Richard Guenther <rguenther@suse.de>
17924 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17925 * tree-ssa-sccvn.c (process_scc): Likewise.
17926 * tree-ssa-sink.c (execute_sink_code): Likewise.
17927 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17928 * tree-vrp.c (process_assert_insertions): Likewise.
17929 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17930 (perform_tree_ssa_dce): Likewise.
17931 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17932 (dump_dominator_optimization_stats): Likewise.
17933 * tree-vectorizer.c (vectorize_loops): Likewise.
17935 2008-05-20 Richard Guenther <rguenther@suse.de>
17937 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17939 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17941 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17942 (ix86_i386elf_return_in_memory): Likewise.
17943 (ix86_i386interix_return_in_memory): Likewise.
17944 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17945 (SUBTARGET_RETURN_IN_MEMORY): New.
17946 * config/i386/i386elf.h: Likewise.
17947 * config/i386/ptx4-i.h: Likewise.
17948 * config/i386/sol2-10.h: Likewise.
17949 * config/i386/sysv4.h: Likewise.
17950 * config/i386/vx-common.h: Likewise.
17951 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17952 * config/i386/i386.c (ix86_return_in_memory): Made static and
17953 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17954 (ix86_i386elf_return_in_memory): Removed.
17955 (ix86_i386interix_return_in_memory): Removed.
17956 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17957 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17959 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17961 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17963 2008-05-19 Xinliang David Li <davidxl@google.com>
17965 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17967 * common.opt: Ditto.
17968 * doc/invoke.texi: Ditto.
17970 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17972 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17973 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17975 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17977 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17978 sizes of operand array from 8/4 to 4/2.
17979 (ix86_expand_vector_init_general): Change size of operand array
17980 from 32 to 16. Remove op0, op1 and half_mode.
17982 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17984 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17985 (ix86_expand_vector_init_interleave): Likewise.
17986 (ix86_expand_vector_init_general): Use them. Assert
17987 word_mode == SImode when n_words == 4.
17989 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17991 * config/i386/i386.c (ix86_secondary_reload): New static function.
17992 (TARGET_SECONDARY_RELOAD): New define.
17993 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17994 * config/i386/i386.md (reload_outqi): Remove.
17996 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17998 PR middle-end/35509
17999 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18000 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18001 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18002 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18003 (fold_builtin_1): Likewise.
18004 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18005 c-common.c (check_builtin_function_arguments): Handle
18006 BUILT_IN_ISINF_SIGN.
18007 * doc/extend.texi: Document __builtin_isinf_sign.
18008 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18010 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18012 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18013 EH cleanup at the end of the pass, search for those that have been
18014 turned into forwarder blocks and do the cleanup on their successor.
18016 2008-05-18 Richard Guenther <rguenther@suse.de>
18018 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18019 pointers to sizetype and vice versa.
18021 2008-05-18 Xinliang David Li <davidxl@google.com>
18023 * gcc/tree-ssa-dce.c: Coding style fix.
18024 (check_pow): Documentation comment.
18025 (check_log): Documenation comment. Coding style fix.
18026 (is_unnecessary_except_errno_call): Ditto.
18027 (gen_conditions_for_pow): Ditto.
18028 (gen_conditions_for_log): Ditto.
18029 (gen_shrink_wrap_conditions): Ditto.
18030 (shrink_wrap_one_built_in_calls): Ditto.
18031 * gcc/doc/invoke.texi: Better documentation string.
18032 * ChangeLog: Fix wrong change log entries from
18033 May 17 checkin on function call DCE.
18035 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18037 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18039 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18041 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18042 * df-problems.c (simulation routines): Fixed block comment to
18043 properly say how to add forwards scanning functions.
18045 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18047 * tree-inline.c (setup_one_parameter): Remove dead code.
18049 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18051 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18052 a BIT_AND_EXPR only for an INTEGER_TYPE.
18054 2008-05-17 Xinliang David Li <davidxl@google.com>
18056 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18057 (check_pow, check_log, is_unnecessary_except_errno_call): New
18058 functions to check for eliminating math functions that are pure
18059 except for setting errno.
18060 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18061 general condition expressions for shrink-wrapping pow/log calls.
18062 (gen_shrink_wrap_conditions): Ditto.
18063 (shrink_wrap_one_built_in_call): Ditto.
18064 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18065 (mark_operand_necessary): If debugging, output if OP is necessary.
18066 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18068 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18070 * gcc/common.opt: New user flag -ftree-builtin-dce.
18071 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18073 2008-05-16 David S. Miller <davem@davemloft.net>
18075 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18076 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18078 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18081 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18083 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18085 * ifcvt.c (dead_or_predicable): Rename
18086 df_simulate_one_insn_backwards to df_simulate_one_insn.
18087 * recog.c (peephole2_optimize): Ditto.
18088 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18090 * df.h: Rename df_simulate_one_insn_backwards to
18091 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18092 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18093 scanning of defs and uses.
18094 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18095 (df_simulate_one_insn_forwards): Removed.
18097 2008-05-16 Doug Kwan <dougkwan@google.com>
18099 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18101 (real_from_string): Handle NaNs and Inf as approriate.
18103 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18105 * doc/gty.texi (Source Files Containing Type Information): Note
18106 that headers should appear first in the gtfiles list.
18108 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18110 * tree.def (COND_EXEC): Properly documented this code.
18112 2008-05-16 Diego Novillo <dnovillo@google.com>
18114 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18115 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18118 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18120 * tree-ssa-dse (max_stmt_uid): Removed.
18121 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18122 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18123 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18124 * function.h (cfun.last_stmt_uid): New field.
18125 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18126 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18128 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18129 (create_stmt_ann): Initialize the ann->uid field.
18130 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18132 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18134 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18136 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18137 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18138 (init_empty_tree_cfg): Call it.
18140 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18142 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18145 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18147 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18148 * tree-dump.c (dump_options): New verbose option.
18149 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18151 * tree-pass.h (TDF_VERBOSE): New dump flag.
18152 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18153 (tree-flow.h): Added include.
18154 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18156 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18158 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18160 From Jie Zhang <jie.zhang@analog.com>
18161 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18162 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18163 mcpu=bf561-none and mcpu=bf561-0.2.
18164 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18165 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18166 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18167 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18168 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18169 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18170 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18172 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18173 (cputype_selected): Remove.
18174 (bfin_handle_option): Don't use cputype_selected.
18175 (override_options): When no mcpu option, enable all workarounds.
18176 Don't use bfin_workarounds.
18177 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18179 (DEFAULT_CPU_TYPE): Don't define.
18181 2008-05-16 Richard Guenther <rguenther@suse.de>
18183 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18184 on deletion of the last stmt.
18186 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18188 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18189 V8HImode for SSE2 and V16QImode for SSE4.1.
18191 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18193 * cgraph.h (compute_inline_parameters): Made public.
18194 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18195 variable_generate_summary, function_write_summary,
18196 variable_write_summary, variable_read_summary. Added generate_summary,
18197 write_summary, read_summary.
18198 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18199 pass_ipa_inline.function_generate_summary, to
18200 compute_inline_parameters.
18201 * ipa-inline.c (compute_inline_parameters): Made public and added
18203 (compute_inline_parameters_for_current): New function.
18204 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18205 (inline_generate_summary): Removed parameter and made to loop over
18207 (pass_ipa_inline): Updated for new IPA_PASS structure.
18208 * passes.c (execute_ipa_summary_passes): Now is called once per
18209 pass rather than once per node*pass.
18211 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18213 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18214 avr_have_mul_p, avr_asm_only_p): Remove variables.
18215 (avr_override_options): Remove initialization of removed variables.
18216 (avr_file_start): Convert removed variables to fields of
18217 'struct base_arch_s *avr_current_arch'.
18218 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18219 (AVR_HAVE_MUL): (Ditto.).
18220 (AVR_HAVE_MOVW): (Ditto.).
18221 (AVR_HAVE_LPMX): (Ditto.).
18222 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18223 avr_asm_only_p): Remove declaration.
18225 2008-05-15 Diego Novillo <dnovillo@google.com>
18227 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18228 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18230 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18232 PR middle-end/36194
18233 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18234 Don't call record_truncated_value from here.
18235 (record_truncated_value): Turn it into a for_each_rtx callback.
18236 (record_truncated_values): New function.
18237 (combine_instructions): Call note_uses with record_truncated_values.
18238 Change name of check_conversion to check_promoted_subreg.
18240 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18242 * doc/sourcebuild.texi: Document support for torture tests.
18244 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18246 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18247 to alternative 4 of operand 2.
18249 2008-05-15 Richard Guenther <rguenther@suse.de>
18251 * tree-pass.h (current_pass): Declare.
18252 (get_pass_for_id): Likewise.
18253 * passes.c (passes_by_id, passes_by_id_size): New globals.
18254 (set_pass_for_id): New function.
18255 (get_pass_for_id): Likewise.
18256 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18257 (execute_function_todo): Flush per function statistics.
18258 * toplev.c (compile_file): Init statistics.
18259 (general_init): Do early statistics initialization.
18260 (finalize): Finish statistics.
18261 * statistics.h (statistics_early_init): Declare.
18262 (statistics_init): Likewise.
18263 (statistics_fini): Likewise.
18264 (statistics_fini_pass): Likewise.
18265 (statistics_counter_event): Likewise.
18266 (statistics_histogram_event): Likewise.
18267 * statistics.c: New file.
18268 * Makefile.in (OBJS-common): Add statistics.o.
18269 (statistics.o): Add dependencies.
18270 * doc/invoke.texi (-fdump-statistics): Document.
18272 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18273 (insert): Likewise.
18274 (execute_pre): Use statistics_counter_event.
18275 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18276 (substitute_and_fold): Increment it. Use statistics_counter_event.
18278 2008-05-15 Diego Novillo <dnovillo@google.com>
18280 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18282 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18283 * tree-ssa-alias.c (new_type_alias): Remove references to
18284 sub-variables from comment.
18285 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18287 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18289 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18290 attribute to 1 only for insertps alternative.
18292 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18294 * config/bfin/bfin.md (loadbytes): New pattern.
18295 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18296 (bfin_init_builtins): Initialize it.
18297 (bdesc_1arg): Add it.
18299 2008-05-15 Sa Liu <saliu@de.ibm.com>
18301 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18302 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18303 * testsuite/lib/target-supports.exp: Add
18304 check_effective_target_fortran_integer_16.
18306 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18308 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18309 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18310 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18311 (TARGET_RETURN_IN_MEMORY): Define.
18313 2008-05-15 Richard Guenther <rguenther@suse.de>
18315 PR middle-end/36244
18316 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18317 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18318 represent unmodifiable vars.
18320 2008-05-15 Richard Guenther <rguenther@suse.de>
18322 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18323 INDIRECT_REF and TARGET_MEM_REF.
18324 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18327 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18328 H.J. Lu <hongjiu.lu@intel.com>
18330 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18331 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18332 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18333 insn alternatives. Add missing alternatives.
18334 (*vec_concatv2di_rex64_sse4_1): Likewise.
18335 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18336 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18337 Require TARGET_SSE.
18339 2008-05-15 Richard Guenther <rguenther@suse.de>
18341 PR tree-optimization/36009
18342 PR tree-optimization/36204
18343 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18344 (determine_invariantness_stmt): Record the loop a store is
18345 always executed in.
18346 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18349 2008-05-15 Richard Guenther <rguenther@suse.de>
18351 PR tree-optimization/34330
18352 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18353 through the pointer will alias the SMT.
18355 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18357 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18359 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18361 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18363 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18364 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18366 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18367 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18368 (vashl_optab): New optab for vector/vector shifts.
18369 (vashr_optab): Ditto.
18370 (vlshr_optab): Ditto.
18371 (vrotl_optab): Ditto.
18372 (vrotr_optab): Ditto.
18373 (optab_subtype): New enum for optab_for_tree_code call.
18374 (optab_for_tree_code): Add enum optab_subtype argument.
18376 * optabs.c (optab_for_tree_code): Take an additional argument to
18377 distinguish between a vector shift by a scalar and vector shift by
18378 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18379 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18380 vector shift by a vector.
18381 (expand_widen_pattern_expr): Pass additional argument to
18382 optab_for_tree_code.
18384 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18385 vrotl_optab, vrotr_optab.
18387 * expr.c (expand_expr_real_1): Update calls to
18388 optab_for_tree_code to distinguish between vector shifted by a
18389 scalar and vector shifted by a vector.
18390 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18391 (supportable_narrowing_operation): Ditto.
18392 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18393 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18394 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18395 (vect_create_epilog_for_reduction): Ditto.
18396 (vectorizable_reduction): Ditto.
18397 (vectorizable_operation): Ditto.
18398 (vect_strided_store_supported): Ditto.
18399 (vect_strided_load_supported): Ditto.
18400 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18401 * expmed.c (expand_shift): Ditto.
18403 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18405 (ashr@var{m}3): Ditto.
18406 (vashl@var{m}3): Document new vector/vector shift standard name.
18407 (vashr@var{m}3): Ditto.
18408 (vlshr@var{m}3): Ditto.
18409 (vrotl@var{m}3): Ditto.
18410 (vrotr@var{m}3): Ditto.
18412 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18413 (PPERM_INVERT): Ditto.
18414 (PPERM_REVERSE): Ditto.
18415 (PPERM_REV_INV): Ditto.
18416 (PPERM_ZERO): Ditto.
18417 (PPERM_ONES): Ditto.
18418 (PPERM_SIGN): Ditto.
18419 (PPERM_INV_SIGN): Ditto.
18420 (PPERM_SRC1): Ditto.
18421 (PPERM_SRC2): Ditto.
18423 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18424 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18425 allows a memory operand to be the value being added, and split it
18426 to improve vectorization.
18427 (sse5_pmacsdqh_mem): Ditto.
18428 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18429 (sse5_mulv2div2di3_high): Ditto.
18430 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18431 (vec_pack_trunc_v4si): Ditto.
18432 (vec_pack_trunc_v2di): Ditto.
18433 (sse5_pcmov_<mode>): Remove code that tried to use use
18434 andps/andnps instead of pcmov.
18435 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18436 pmacsdqh instructions.
18437 (vec_widen_smult_lo_v4si): Ditto.
18439 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18440 (PPERM_INVERT): Ditto.
18441 (PPERM_REVERSE): Ditto.
18442 (PPERM_REV_INV): Ditto.
18443 (PPERM_ZERO): Ditto.
18444 (PPERM_ONES): Ditto.
18445 (PPERM_SIGN): Ditto.
18446 (PPERM_INV_SIGN): Ditto.
18447 (PPERM_SRC1): Ditto.
18448 (PPERM_SRC2): Ditto.
18449 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18451 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18453 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18454 says ignore whether the last reference is a memory operand.
18456 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18457 Paolo Bonzini <bonzini at gnu dot org>
18459 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18462 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18463 (vlshr<mode>3): Rename from vlshr<mode>3.
18464 (vashr<mode>3): Rename from vashr<mode>3.
18465 (mulv4sf3): Change the names of vector shift patterns.
18469 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18472 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18497 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18498 (floatunssidf2_internal): Change vector/vector shift names.
18499 (floatunsdidf2_internal): Ditto.
18506 (vashl<mode>3): Rename from ashl<mode>3.
18507 (vashr<mode>3): Rename from ashr<mode>3.
18508 (vlshr<mode>3): Rename from lshr<mode>3.
18509 (vrotl<mode>3): Rename from rotl<mode>3.
18511 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18514 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18515 multiply gives the wrong value when doing widening multiplies.
18516 (vec_widen_smult_lo_v4si): Ditto.
18518 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18520 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18521 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18522 emit_library_call_value.
18523 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18524 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18525 * calls.c (initialize_argument_information, precompute_arguments,
18526 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18527 (precompute_arguments): Removed flags parameter.
18528 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18530 2008-05-14 Richard Guenther <rguenther@suse.de>
18532 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18533 Make sure to register the store if the use is a PHI_NODE.
18535 2008-05-14 Olivier Hainque <hainque@adacore.com>
18537 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18538 memory if the component is to be referenced in BLKmode according
18539 to get_inner_reference.
18541 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18543 * calls.c (emit_library_call_value_1): Restore code clearing
18544 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18546 2008-05-14 Olivier Hainque <hainque@adacore.com>
18547 Nicolas Roche <roche@adacore.com>
18549 * configure.ac: Add support for a "gcc_subdir" variable in
18550 config-lang.in, to denote a subdirectory where the language/GCC
18551 integration files are to be found.
18552 * configure: Regenerate.
18554 2008-05-14 Ira Rosen <irar@il.ibm.com>
18556 PR tree-optimization/36098
18557 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18558 value for the first load in the group in case of a gap.
18559 (vect_build_slp_tree): Check that there are no gaps in loads.
18561 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18563 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18564 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18565 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18566 emit_insn and remove unneeded code to construct extra args.
18567 (emit_no_conflict_block): Removed.
18568 * optabls.h: (emit_no_conflict_block): Removed.
18569 * cse.c (cse_extended_basic_block): Remove search for
18570 REG_NO_CONFLICT note.
18571 * global.c: Removed incorrect comment added in revision 117.
18572 * expr.c (convert_move): Change call to emit_no_conflict_block to
18574 * recog.c: Change comments so that they do not mention
18576 * local_alloc.c (combine_regs): Removed last parameter.
18577 (no_conflict_p): Removed.
18578 (block_alloc): Removed note, no_conflict_combined_regno and set
18579 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18580 (combine_regs): Removed already_dead and code to look for
18581 REG_NO_CONFLICT notes.
18582 * lower_subreg (remove_retval_note): Removed code to look for
18583 REG_NO_CONFLICT block.
18584 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18585 (resolve_clobber): Remove code to process libcalls that have
18586 REG_NO_CONFLICT notes.
18587 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18589 * combine.c (can_combine_p, distribute_notes): Removed
18590 REG_NO_CONFLICT case.
18591 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18593 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18594 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18596 * reg-notes.def (NO_CONFLICT): Removed.
18598 2008-05-14 David S. Miller <davem@davemloft.net>
18600 * config/sparc/sparc.c (sparc_profile_hook): If
18601 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18602 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18603 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18605 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18607 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18609 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18612 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18613 and op1 expansion before vector concat to have less live pseudos.
18615 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18618 ix86_expand_vector_set if supported.
18620 2008-05-13 Diego Novillo <dnovillo@google.com>
18621 Kenneth Zadeck <zadeck@naturalbridge.com>
18623 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18625 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18626 phinodes_print_statistics, init_ssanames, fini_ssanames,
18627 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18628 release_ssa_name, release_defs, replace_ssa_name_symbol,
18629 ssanames_print_statistics): Move ...
18630 * tree-flow.h: ... here.
18631 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18632 Use FN instead of cfun.
18633 (make_ssa_name_fn): Rename from make_ssa_name.
18634 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18635 * tree-flow-inline.h (make_ssa_name): Move from
18636 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18637 * omp-low.c (expand_omp_parallel):
18638 * tree-flow-inline.h (redirect_edge_var_map_result):
18639 * tree-ssa.c (init_tree_ssa): Add argument FN.
18640 Use it instead of cfun. Update all users.
18642 2008-05-13 Tom Tromey <tromey@redhat.com>
18644 PR preprocessor/22168:
18645 * doc/cpp.texi (Top): Update menu.
18646 (Alternatives to Wrapper #ifndef): New node.
18647 (Other Directives): Document deprecation.
18648 (Obsolete Features): Remove menu.
18649 (Assertions): Merge node into Obsolete Features.
18650 (Obsolete once-only headers): Move earlier; rename to Alternatives
18651 to Wrapper #ifndef.
18652 * doc/cppopts.texi: Update.
18653 * c.opt (Wdeprecated): Enable for C and ObjC.
18654 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18655 (C++ Dialect Options): Move -Wno-deprecated from here to...
18656 (Warning Options): ... here.
18658 2008-05-13 Richard Guenther <rguenther@suse.de>
18660 PR middle-end/36227
18661 * fold-const.c (fold_sign_changed_comparison): Do not allow
18662 changes in pointer-ness.
18664 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18667 * config/sh/sh.c (sh_expand_prologue): Don't clear
18668 RTX_FRAME_RELATED_P for push insns.
18670 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18672 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18674 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18676 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18677 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18678 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18680 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18682 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18683 (*vec_concatv4sf_sse): This.
18684 (*sse2_concatv2si): Renamed to ...
18685 (*vec_concatv2si_sse2): This.
18686 (*sse1_concatv2si): Renamed to ...
18687 (*vec_concatv2si_sse): This.
18688 (*vec_concatv2di_rex): Renamed to ...
18689 (*vec_concatv2di_rex64): This.
18690 (*vec_concatv2si_sse4_1): New.
18691 (*vec_concatv2di_rex64_sse4_1): Likewise.
18693 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18695 PR rtl-optimization/36111
18696 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18697 that was created for swappable operands.
18699 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18702 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18703 * configure.ac: Add call to ACX_PROG_GNAT.
18705 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18707 * optc-gen.awk: Fix comment typo.
18709 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18711 * pretty-print.c (pp_integer_with_precision): Use
18712 HOST_LONG_LONG_FORMAT.
18714 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18716 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18718 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18720 * config/i386/i386.c (bdesc_ptest): Removed.
18721 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18722 (bdesc_args): Add __builtin_ia32_ptestz128,
18723 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18724 (ix86_init_mmx_sse_builtins): Updated.
18725 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18726 (ix86_expand_builtin): Updated.
18728 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18730 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18731 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18733 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18735 * value-prof.c (interesting_stringop_to_profile): Do not
18736 return early for BUILT_IN_MEMPCPY.
18738 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18740 * calls.c (expand_call): Don't use callgraph to increase
18741 preferred_stack_boundary.
18743 * cgraph.h (cgraph_rtl_info): Use unsigned on
18744 preferred_incoming_stack_boundary.
18746 * final.c (rest_of_clean_state): Use unsigned on
18747 preferred_stack_boundary.
18749 2008-05-09 Tom Tromey <tromey@redhat.com>
18751 PR preprocessor/22231:
18752 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18755 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18757 PR tree-optimization/36129
18758 * tree-ssa-ccp.c: Include value-prof.h.
18759 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18760 built-in function was folded to a constant.
18761 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18763 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18764 Sebastian Pop <sebastian.pop@amd.com>
18766 * tree-scalar-evolution.c: Document instantiate_scev.
18767 (instantiate_parameters_1): Renamed instantiate_scev_1.
18768 Don't use the same loop for instantiation_loop and evolution_loop.
18769 (instantiate_scev): New.
18770 (instantiate_parameters): Moved...
18771 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18772 same loop twice. Maintains the semantics for this function.
18773 * tree-scalar-evolution.h (instantiate_scev): Declare.
18774 (instantiate_parameters): ...here. Now static inline.
18775 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18776 instead of resolve_mixers.
18778 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18780 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18782 2008-05-09 Tomas Bily <tbily@suse.cz>
18784 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18785 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18786 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18787 * c-common.c (c_common_truthvalue_conversion): Likewise.
18788 * tree-object-size.c (compute_object_offset): Likewise.
18789 * tree-inline.c (estimate_num_insns_1): Likewise.
18790 * varasm.c (const_hash_1, compare_constant, copy_constant)
18791 (compute_reloc_for_constant, output_addressed_constants)
18792 (initializer_constant_valid_p): Likewise.
18793 * c-omp.c (check_omp_for_incr_expr): Likewise.
18794 * gimplify.c (gimplify_expr): Likewise.
18795 * c-typeck.c (c_finish_return): Likewise.
18796 * tree-vectorizer.c (supportable_widening_operation)
18797 (supportable_narrowing_operation): Likewise.
18798 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18799 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18800 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18801 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18802 (descr_info_loc): Likewise.
18803 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18804 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18805 (fold_unary): Likewise.
18806 * builtins.c (get_pointer_alignment): Likewise.
18807 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18808 (instantiate_parameters_1): Likewise.
18809 * tree.c (expr_align, stabilize_reference): Likewise.
18810 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18811 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18812 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18813 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18814 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18815 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18817 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18818 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18819 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18820 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18821 (forward_propagate_comparison)
18822 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18823 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18824 * emit-rtl.c (component_ref_for_mem_expr)
18825 (set_mem_attributes_minus_bitpos): Likewise.
18826 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18827 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18829 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18830 (build_function_call, pointer_diff, build_compound_expr)
18831 (c_finish_return): Likewise.
18832 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18833 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18835 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18836 * expr.c (is_aligning_offset): Likewise.
18837 * tree-ssa-alias.c (is_escape_site): Likewise.
18838 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18839 (check_all_va_list_escapes): Likewise.
18840 * tree-ssa-loop-ivopts.c (determine_base_object)
18841 (determine_common_wider_type): Likewise.
18842 * dojump.c (do_jump): Likewise.
18843 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18844 * tree-gimple.c (is_gimple_cast): Likewise.
18845 * fold-const.c (decode_field_reference, )
18846 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18847 (fold_binary): Likewise.
18848 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18849 (already_warned_in_frontend_p): Likewise.
18850 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18851 * tree.c (really_constant_p, get_unwidened): Likewise.
18852 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18853 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18854 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18856 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18858 (CONVERT_EXPR_P): Define.
18859 (CASE_CONVERT): Define.
18861 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18863 PR middle-end/36117
18864 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18865 (delete_unmarked_insns): When deleting a call, call
18866 delete_unreachable_blocks.
18867 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18868 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18870 2008-05-08 Richard Guenther <rguenther@suse.de>
18872 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18873 (-ftree-salias): Likewise.
18874 (salias-max-implicit-fields): Remove param documentation.
18875 (salias-max-array-elements): Likewise.
18876 * tree-pass.h (pass_create_structure_vars): Remove.
18877 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18878 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18879 * tree-ssa-alias.c (create_structure_vars): Remove.
18880 (gate_structure_vars): Likewise.
18881 (pass_create_structure_vars): Likewise.
18882 (gate_build_alias): Likewise.
18883 (pass_build_alias): Adjust to run always and dump the function.
18884 * common.opt (ftree-salias): Hide.
18885 * passes.c (init_optimization_passes): Remove
18886 pass_create_structure_vars, adjust comment.
18887 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18888 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18889 * opts.c (decode_options): Do not set flag_tree_salias.
18890 (common_handle_option): Add OPT_ftree_salias to the backward
18891 compatibility section.
18893 2008-05-08 Richard Guenther <rguenther@suse.de>
18895 * tree-flow-inline.h (var_can_have_subvars): Move ...
18896 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18897 * tree-flow.h (var_can_have_subvars): Remove.
18898 (push_fields_onto_fieldstack): Remove.
18899 (sort_fieldstack): Likewise.
18900 (struct fieldoff): Move ...
18901 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18902 alias_set and base_for_components fields.
18903 (sort_fieldstack): Make static.
18904 (push_fields_onto_fieldstack): Likewise. Remove code that
18905 handles anything but RECORD_TYPEs. Remove alias_set and
18906 base_for_components handling.
18907 (create_variable_info_for): Adjust.
18909 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18911 * common.opt (Wframe-larger-than=): Shorten the help message
18913 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18915 2008-05-08 Rafael Espíndola <espindola@google.com>
18917 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18919 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18920 trap and that both operands are gimple values.
18921 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18922 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18925 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18927 * read-rtl.c (join_c_conditions): Return the first string if the
18928 two strings are equal.
18930 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18932 * gensupport.h (pred_data): Add a "num_codes" field.
18933 (add_predicate_code): Declare.
18934 * gensupport.c (add_predicate_code): New function.
18935 (std_pred_table): Add an "allows_const_p" field.
18936 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18937 Remove the (incomplete) list of such codes from the codes field.
18938 (init_predicate_table): Use add_predicate_code. Add all
18939 RTX_CONST_OBJs if allows_const_p is true.
18940 * genrecog.c (process_define_predicate): Use add_predicate_code.
18942 2008-05-08 David Daney <ddaney@avtrex.com>
18943 Richard Sandiford <rsandifo@nildram.co.uk>
18945 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18946 special case of constant zero operands.
18947 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18948 old and new values. Special case constant zero values.
18949 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18951 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18952 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18954 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18957 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18958 similar RTX_CONST_OBJ before CONST_INT.
18960 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18962 * stmt.c (expand_stack_restore): Change sa mode if needed.
18964 2008-05-08 Richard Guenther <rguenther@suse.de>
18966 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18967 return type to bool.
18968 (ix86_sol10_return_in_memory): Likewise.
18969 (ix86_i386elf_return_in_memory): Likewise.
18970 (ix86_i386interix_return_in_memory): Likewise.
18971 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18972 (ix86_sol10_return_in_memory): Likewise.
18973 (ix86_i386elf_return_in_memory): Likewise.
18974 (ix86_i386interix_return_in_memory): Likewise.
18976 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18979 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18981 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18982 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18985 2008-05-08 Richard Guenther <rguenther@suse.de>
18987 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18988 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18989 (DR_SUBVARS): Remove.
18990 * tree-dfa.c (dump_subvars_for): Remove.
18991 (debug_subvars_for): Likewise.
18992 (dump_variable): Do not dump subvars.
18993 (remove_referenced_var): Do not remove subvars.
18994 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18995 (lookup_subvars_for_var): Remove.
18996 (get_subvars_for_var): Likewise.
18997 (get_subvars_at): Likewise.
18998 (get_first_overlapping_subvar): Likewise.
18999 (overlap_subvar): Likewise.
19000 * tree-flow.h (subvar_t): Remove.
19001 (struct var_ann_d): Remove subvars field.
19002 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19003 argument. Remove special handling of SFTs.
19004 (compute_tag_properties): Likewise.
19005 (set_initial_properties): Likewise.
19006 (compute_call_clobbered): Likewise.
19007 (count_mem_refs): Likewise.
19008 (compute_memory_partitions): Likewise.
19009 (compute_flow_insensitive_aliasing): Likewise.
19010 (setup_pointers_and_addressables): Likewise.
19011 (new_type_alias): Likewise.
19012 (struct used_part): Remove.
19013 (used_portions): Likewise.
19014 (struct used_part_map): Likewise.
19015 (used_part_map_eq): Likewise.
19016 (used_part_map_hash): Likewise.
19017 (free_used_part_map): Likewise.
19018 (up_lookup): Likewise.
19019 (up_insert): Likewise.
19020 (get_or_create_used_part_for): Likewise.
19021 (create_sft): Likewise.
19022 (create_overlap_variables_for): Likewise.
19023 (find_used_portions): Likewise.
19024 (create_structure_vars): Likewise.
19025 * tree.def (STRUCT_FIELD_TAG): Remove.
19026 * tree.h (MTAG_P): Adjust.
19027 (struct tree_memory_tag): Remove base_for_components and
19028 unpartitionable flags.
19029 (struct tree_struct_field_tag): Remove.
19030 (SFT_PARENT_VAR): Likewise.
19031 (SFT_OFFSET): Likewise.
19032 (SFT_SIZE): Likewise.
19033 (SFT_NONADDRESSABLE_P): Likewise.
19034 (SFT_ALIAS_SET): Likewise.
19035 (SFT_UNPARTITIONABLE_P): Likewise.
19036 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19037 (union tree_node): Remove sft field.
19038 * alias.c (get_alias_set): Remove special handling of SFTs.
19039 * print-tree.c (print_node): Remove handling of SFTs.
19040 * tree-dump.c (dequeue_and_dump): Likewise.
19041 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19042 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19043 * tree-predcom.c (set_alias_info): Do not set subvars.
19044 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19045 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19046 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19047 (add_vars_for_offset): Remove.
19048 (add_virtual_operand): Remove special handling of SFTs.
19049 (add_call_clobber_ops): Likewise.
19050 (add_call_read_ops): Likewise.
19051 (get_asm_expr_operands): Likewise.
19052 (get_modify_stmt_operands): Likewise.
19053 (get_expr_operands): Likewise.
19054 (add_to_addressable_set): Likewise.
19055 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19056 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19057 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19058 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19059 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19060 (tree_node_structure): Likewise.
19061 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19063 (find_what_p_points_to): Likewise.
19065 2008-05-08 Sa Liu <saliu@de.ibm.com>
19067 * config/spu/spu.md: Fixed subti3 pattern.
19069 2008-05-08 Richard Guenther <rguenther@suse.de>
19071 PR middle-end/36154
19072 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19073 sure to create a representative for trailing arrays for PTA.
19075 2008-05-08 Richard Guenther <rguenther@suse.de>
19077 PR middle-end/36172
19078 * fold-const.c (operand_equal_p): Two objects which types
19079 differ in pointerness are not equal.
19081 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19083 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19084 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19085 (emit_library_call_value_1): Add new variable fndecl initialized by
19086 NULL_TREE. It should be the decl type of orgfun, but this information
19087 seems not to be available here, so it uses the default calling abi.
19088 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19089 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19090 by TARGET_RETURN_IN_MEMORY.
19091 * config/i386/i386-interix.h: Likewise.
19092 * config/i386/i386.h: Likewise.
19093 * config/i386/i386elf.h: Likewise.
19094 * config/i386/ptx4-i.h: Likewise.
19095 * config/i386/sol2-10.h: Likewise.
19096 * config/i386/sysv4.h: Likewise.
19097 * config/i386/vx-common.h: Likewise.
19098 * config/cris/cris.h: Removed #if 0 clause.
19099 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19100 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19102 (ix86_sol10_return_in_memory): Likewise.
19103 (ix86_i386elf_return_in_memory): New.
19104 (ix86_i386interix_return_in_memory): New.
19105 * config/mt/mt-protos.h (mt_return_in_memory): New.
19106 * config/mt/mt.c: Likewise.
19107 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19108 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19109 * config/bfin/bfin.h: Likewise.
19110 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19112 * config/bfin/bfin.c: Likewise.
19113 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19114 * config/alpha/unicosmk.h: Likewise.
19115 * config/i386/cygming.h: Likewise.
19116 * config/iq2000/iq2000.h: Likewise.
19117 * config/mips/mips.h: Likewise.
19118 * config/mn10300/mn10300.h: Likewise.
19119 * config/rs6000/rs6000.h: Likewise.
19120 * config/score/score.h: Likewise.
19121 * config/spu/spu.h: Likewise.
19122 * config/v850/v850.h: Likewise.
19123 * defaults.h: Likewise.
19124 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19125 * expr.c (emit_block_move): Adjust use of
19126 OUTGOING_REG_PARM_STACK_SPACE.
19127 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19128 OUTGOING_REG_PARM_STACK_SPACE.
19129 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19131 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19133 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19134 on OMP_RETURN for OMP_FOR.
19137 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19138 (fortran_common): New function.
19139 (gen_variable_die): Call fortran_common instead of common_check,
19140 adjust for it returning tree instead of rtx. Formatting.
19142 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19146 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19147 * c-decl.c (merge_decls): Ditto.
19148 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19149 to RTL_CONST_OR_PURE_CALL_P.
19150 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19151 Initialized DECL_LOOPING_CONST_PURE.
19152 (process_call_operands): Set tree_side_effects properly.
19153 * tree.h (TREE_READONLY_DECL_P): Removed.
19154 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19155 (DECL_LOOPING_OR_CONST_P): New macro.
19156 (struct tree_function_decl): Added looping_const_or_pure_p.
19157 (ECF_*) Renumbered.
19158 (ECF_LOOPING_OR_CONST_P): New macro.
19159 * rtlanal.c (pure_const_p): Removed.
19160 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19161 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19162 to RTL_CONST_CALL_P.
19163 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19164 (check_decl, check_tree, check_call, scan_function): Initialize
19166 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19167 (static_execute): Set looping true for recursive functions.
19168 Undo setting state to IPA_NEITHER for recursive functions.
19169 * cse.c (cse_insn):
19170 * ifcvt.c (noce_can_store_speculate_p): Changed
19171 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19172 RTL_CONST_OR_PURE_CALL_P.
19173 * dse.c (scan_insn): Ditto.
19174 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19175 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19176 RTL_CONST_OR_PURE_CALL_P.
19177 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19178 pure_call_p to RTL_CONST_CALL_P.
19179 * gimplify.c (gimplify_call_expr): Clear side effects for
19180 non-looping pure and constant calls.
19181 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19182 (flags_from_decl_or_type): Set ecf flags from decl flags.
19183 (initialize_argument_information): Turn off
19184 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19185 Change const to pure if callee_copies is true rather than just
19187 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19188 way of marking pure calls.
19189 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19190 Remove hack that was supposed to fix pr7335 and remove old
19191 way of marking pure calls.
19192 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19193 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19194 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19195 RTL_CONST_OR_PURE_CALL_P.
19196 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19197 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19198 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19199 * sched-deps.c (schedule_analyze): Ditto.
19200 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19201 return_val field of calls to represent pure and const function info.
19202 (CONST_OR_PURE_CALL_P): Deleted macro.
19203 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19204 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19205 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19207 * tree-optimize.c (execute_fixup_cfg): Added test for
19208 ECF_LOOPING_CONST_OR_PURE.
19209 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19211 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19212 effects for looping pure or const calls.
19213 (verify_gimple_expr): Added verification code.
19214 * config/alpha/alpha.c (alpha_legitimize_address,
19215 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19217 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19218 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19219 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19220 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19221 RTL_CONST_OR_PURE_CALL_P.
19222 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19223 and const calls to be deleted.
19225 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19228 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19229 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19230 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19231 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19232 to handle nonimmediate operands.
19233 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19234 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19235 to handle nonimmediate operands.
19236 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19237 (mmx_pmulhrwv4hi3): New expander. Use
19238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19239 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19240 (sse2_umulv1siv1di3): New expander. Use
19241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19242 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19243 (mmx_eq<mode>3): New expander. Use
19244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19245 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19246 (mmx_uavgv8qi3): New expander. Use
19247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19248 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19249 (mmx_uavgv4hi3): New expander. Use
19250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19252 * config/i386/sse.md
19253 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19254 to handle nonimmediate operands.
19255 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19256 to handle nonimmediate operands.
19257 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19258 to handle nonimmediate operands.
19259 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19260 to handle nonimmediate operands.
19261 (sse2_unpckhpd_exp): New expander. Use
19262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19263 (sse2_unpcklpd_exp): New expander. Use
19264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19265 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19266 to handle nonimmediate operands.
19267 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19268 to handle nonimmediate operands.
19269 (*sse2_<plusminus_insn><mode>3): Rename from
19270 sse2_<plusminus_insn><mode>3 insn pattern.
19271 (sse2_<plusminus_insn><mode>3): New expander. Use
19272 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19273 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19274 (sse2_umulv2siv2di3): New expander. Use
19275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19276 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19277 (sse4_1_mulv2siv2di3): New expander. Use
19278 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19279 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19280 (sse2_pmaddwd): New expander. Use
19281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19282 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19283 (sse2_eq<mode>3): New expander. Use
19284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19285 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19286 (sse4_1_eqv2di3): New expander. Use
19287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19288 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19289 (sse2_uavgv16qi3): New expander. Use
19290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19291 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19292 (sse2_uavgv16qi3): New expander. Use
19293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19294 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19295 (sse2_uavgv8hi3): New expander. Use
19296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19297 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19298 (ssse3_pmulhrswv8hi3): New expander. Use
19299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19300 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19301 (ssse3_pmulhrswv4hi3): New expander. Use
19302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19304 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19305 (<sse>_vmmul<mode>3): Ditto.
19306 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19308 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19309 (ssse3_pmaddubsw): Ditto.
19311 * config/i386/i386.c (struct_builtin_description)
19312 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19313 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19314 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19315 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19316 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19317 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19318 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19319 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19320 (ix86_fixup_binary_operands): Assert that src1
19321 and src2 must have the same mode when swapped.
19322 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19323 and ix86_binary_operator_ok. Do not force operands in registers
19326 2008-05-07 Jan Hubicka <jh@suse.cz>
19328 * cgraph.c (dump_cgraph_node): Update.
19329 * cgraph.h (cgraph_local_info): Break out inline summary.
19330 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19332 * ipa-inline (inline_summary): New accestor function.
19333 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19334 cgraph_decide_inlining, compute_inline_parameters): Update.
19335 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19337 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19339 Cleanup ColdFire scheduling support and add V4 pipeline model.
19341 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19342 (define_attr cpu): Add cfv4 value.
19343 (define_attr type, define_attr type1): Merge into a single 'type'
19344 attribute. Update all uses.
19345 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19346 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19348 (define_attr opx_mem, define_attr opy_mem): Remove.
19349 (define_attr op_mem): Clean up, update comment.
19350 (define_attr size): Use specific values instead of general int.
19351 (define_attr guess, define_attr split): Remove. Update all uses.
19352 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19353 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19354 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19355 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19356 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19357 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19358 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19359 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19360 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19361 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19362 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19363 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19364 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19365 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19366 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19367 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19368 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19369 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19370 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19371 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19372 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19373 Update or set attributes.
19374 (stack_tie): New fake instruction.
19376 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19377 (m68k_sched_attr_size): Update declaration.
19378 (m68k_sched_attr_type2): Remove.
19379 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19380 Declare new bypass predicates.
19382 * config/m68k/m68k.c (m68k_sched_issue_rate,
19383 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19385 (TARGET_SCHED_ISSUE_RATE,
19386 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19387 (override_options): Handle scheduling for ColdFire V4 core.
19388 (m68k_expand_prologue): Emit stack_tie.
19389 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19390 'OP_TYPE_FPN'. Update all uses.
19391 (sched_guess_p): Remove.
19392 (sched_address_type): Handle symbolic addresses.
19393 (sched_get_operand): New static function.
19394 (sched_operand_type): Merge into sched_attr_op_type.
19395 (sched_attr_op_type): Handle FP registers, handle quick constants,
19397 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19398 (m68k_sched_attr_size): Update. Move logic to ...
19399 (sched_get_attr_size_int): New static function.
19400 (sched_get_opxy_mem_type): New static function.
19401 (m68k_sched_attr_op_mem): Update.
19402 (m68k_sched_attr_type2): Remove.
19403 (sched_cfv4_bypass_data): New static variable.
19404 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19405 (m68k_sched_issue_rate): Implement scheduler hook.
19406 (struct _sched_ib: enabled_p): New field.
19407 (m68k_sched_variable_issue): Update. Handle V4.
19408 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19409 sched_dump_class_func_t, sched_dump_split_class,
19410 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19411 sched_dump_dfa_class, m68k_sched_dump): Remove.
19412 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19414 (m68k_sched_init_global): Remove statisctics dumping, introduce
19415 sanity check that all instructions have pipeline reservations. Handle
19417 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19418 Handle ColdFire V4 core.
19419 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19420 New static functions.
19421 (m68k_sched_address_bypass_p): New bypass predicate.
19422 (sched_get_indexed_address_scale): New static function.
19423 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19425 * cf.md: Update comments.
19426 (define_attr type2): Remove. Use 'type' attribute instead.
19428 (cf_ib): Rename to cfv123_ib. Update all uses.
19429 (cf_oep): Rename to cfv123_oep. Update all uses.
19430 (cf_chr): Rename to cfv123_chr. Update all uses.
19431 (cf_mem): Rename to cfv123_mem. Update all uses.
19432 (cf_mac): Move to more appropriate place.
19433 (cfv123_guess): New automaton and cpu_unit.
19434 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19435 Update uses of 'size' attribute. Handle before reload scheduling.
19436 (cfv123_guess): New dummy reservation for unhandled instructions.
19437 (cfv4_*): Pipeline description of ColdFire V4 core.
19438 (ignore): New reservation to handle 'ignore' type.
19440 2008-05-07 Ian Lance Taylor <iant@google.com>
19442 PR middle-end/36013
19443 * gimplify.c (find_single_pointer_decl_1): Don't look through
19445 (find_single_pointer_decl): Adjust comments.
19447 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19449 PR middle-end/36137
19450 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19451 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19453 PR middle-end/36106
19454 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19455 integral type rather than floating point, then VIEW_CONVERT_EXPR
19456 to the floating point type.
19458 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19460 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19461 TFmode op0 to register.
19463 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19465 * c-decl.c (grokdeclarator): Comment typo.
19467 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19469 * tree-flow.h: Remove prototype for computed_goto_p.
19470 * tree-cfg.c (computed_goto_p): Make static.
19472 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19475 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19476 (contains_aligned_value_p): This. Handle _Decimal128.
19477 (ix86_function_arg_boundary): Only align _Decimal128 to its
19478 natural boundary and handle it properly.
19480 2008-05-06 Martin Jambor <mjambor@suse.cz>
19482 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19483 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19484 (ipcp_method_set_orig_node): Removed.
19485 (ipcp_cval_get_cvalue_type): Removed.
19486 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19487 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19488 (ipcp_cval_set_cvalue_type): Removed.
19489 (ipcp_cval_get_cvalue): Removed.
19490 (ipcp_cval_set_cvalue): Removed.
19491 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19492 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19493 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19494 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19495 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19496 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19497 (ipcp_get_ith_lattice): Changed parameters.
19498 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19499 (ipcp_lattice_from_jfunc): Changed parameters.
19500 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19501 (ipcp_method_cval_print): Added temporary variable info.
19502 (ipcp_redirect): Removed already unused local variable caller.
19503 (ipcp_redirect): New temporary variable orig_callee_info
19504 (ipcp_redirect): Removed newly unused local variable callee.
19505 (ipcp_redirect): Removed (a bit confusing) local variable type.
19506 (ipcp_insert_stage): Added local variable info.
19507 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19509 (ipcp_formal_create): Removed.
19510 (ipcp_method_cval_set): Removed.
19511 (ipcp_propagate_stage): Renamed lattice variables.
19512 (ipcp_method_cval_set_cvalue_type): Removed.
19513 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19514 (ipcp_print_all_lattices): Changed printed strings to refer to
19515 lattices rather than cvals.
19516 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19517 (ipcp_propagate_const): Changed formal parameters.
19518 (build_const_val): Changed formal parameters.
19519 (ipcp_insert_stage): Removed useless variable cvalue
19520 (build_const_val): Changed formal parameters.
19521 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19522 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19523 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19524 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19525 (ipcp_print_func_profile_counts): Changed string from "method" to
19527 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19528 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19529 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19530 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19531 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19532 (ipcp_lat_is_const): Changed parameters and made inline.
19533 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19534 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19535 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19536 the predicate condition directly
19537 (ipcp_propagate_stage): Added local variable args. Removed local
19538 variable callee. (Both are mere code simplifications.)
19539 (ipcp_method_dont_insert_const): Renamed to
19540 ipcp_node_not_modifiable_p.
19541 (ipcp_node_not_modifiable_p): Made inline.
19542 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19543 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19544 (ipcp_print_all_lattices): Removed variable cvalue
19545 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19548 2008-05-06 Olivier Hainque <hainque@adacore.com>
19550 * tree-sra.c (try_instantiate_multiple_fields): Early return
19551 if field has POINTER_TYPE.
19553 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19555 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19556 by using 'q' specifier for instruction.
19557 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19559 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19561 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19562 Change mode of zero_extract from QImode to HImode.
19563 (sign bit tests peepholes): (Ditto.).
19565 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19567 * config/i386/mmx.md: Remove double backslashes from asm templates.
19568 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19569 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19570 to handle nonimmediate operands.
19571 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19572 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19573 to handle nonimmediate operands.
19574 (*mmx_<code>v2sf3_finite): New insn pattern.
19575 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19576 (mmx_<code>v2sf3): New expander. Use
19577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19578 (mmx_<plusminus_insn><mode>3): New expander. Use
19579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19580 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19581 (mmx_add<mode>3): Removed.
19582 (mmx_ssadd<mode>3): Ditto.
19583 (mmx_usadd<mode>3): Ditto.
19584 (mmx_sub<mode>3): Ditto.
19585 (mmx_sssub<mode>3): Ditto.
19586 (mmx_ussub<mode>3): Ditto.
19587 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19588 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19589 to handle nonimmediate operands.
19590 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19592 (mmx_smulv4hi3_highpart): New expander. Use
19593 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19594 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19596 (mmx_umulv4hi3_highpart): New expander. Use
19597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19598 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19599 (mmx_<code>v4hi3): New expander. Use
19600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19601 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19602 (mmx_<code>v8qi3): New expander. Use
19603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19604 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19605 (mmx_<code><mode>3): New expander. Use
19606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19608 2008-05-05 Jan Hubicka <jh@suse.cz>
19610 PR tree-optimization/36118
19611 * passes.c (pass_init_dump_file): Fix dump header.
19613 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19615 PR middle-end/36141
19616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19617 VCE for function decls.
19619 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19621 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19623 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19625 * config/i386/i386.md (sat_plusminus): New.
19626 (plusminus_insn): Likewise.
19627 (plusminus_mnemonic): Likewise.
19629 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19630 (*<addsub><mode>3_cc_overflow): Renamed to ...
19631 (*<plusminus_insn><mode>3_cc_overflow): This.
19632 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19633 (*<plusminus_insn>si3_zext_cc_overflow): This.
19635 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19636 (<plusminus_insn><mode>3): This.
19637 (*<addsub><mode>3): Renamed to ...
19638 (*<plusminus_insn><mode>3): This.
19639 (<sse>_vm<addsub><mode>3): Renamed to ...
19640 (<sse>_vm<plusminus_insn><mode>3): This.
19641 (sse3_h<addsub>v4sf3): Renamed to ...
19642 (sse3_h<plusminus_insn>v4sf3): This.
19643 (sse3_h<addsub>v2df3): Renamed to ...
19644 (sse3_h<plusminus_insn>v2df3): This.
19645 (<plusminus_insn><mode>3): New.
19646 (*<plusminus_insn><mode>3): Likewise.
19647 (sse2_<plusminus_insn><mode>3): Likewise.
19648 (add<mode>): Removed.
19649 (*add<mode>3): Likewise.
19650 (sse2_ssadd<mode>3): Likewise.
19651 (sse2_usadd<mode>3): Likewise.
19652 (sub<mode>3): Likewise.
19653 (*sub<mode>3): Likewise.
19654 (sse2_sssub<mode>3): Likewise.
19655 (sse2_ussub<mode>3): Likewise.
19657 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19659 * gthr-single.h: Add in required interface elements as per gthr.h.
19660 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19661 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19662 Generalize UNUSED macro.
19663 (__gthread_once): Add.
19664 (__gthread_key_create): Add.
19665 (__gthread_key_delete): Add.
19666 (__gthread_getspecific): Add.
19667 (__gthread_setspecific): Add.
19669 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19672 the same size types for the indirect reference on the rhs, then
19675 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19677 * config/i386/i386.md
19678 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19679 one insn template instead of template series.
19680 (*xordi_1_rex64): Ditto.
19681 (*xordi_2_rex64): Ditto.
19683 2008-05-05 Ira Rosen <irar@il.ibm.com>
19685 PR tree-optimization/36119
19686 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19689 2008-06-04 Jan Hubicka <jh@suse.cz>
19691 tree-optimization/36100
19692 * tree-pass.h (pass_O0_always_inline): Declare.
19693 * ipa-inline.c (inline_transform): Remove dead code.
19694 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19695 pass_O0_always_inline): New.
19696 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19698 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19700 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19701 mnemonic in this_param move for TARGET_64BIT.
19703 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19705 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19706 (*strmovsi_rex_1): Ditto.
19707 (*strsetsi_1): Ditto.
19708 (*strsetsi_rex_1): Ditto.
19710 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19711 adddicc expanders using SWI mode iterator.
19713 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19716 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19719 2008-05-04 David S. Miller <davem@davemloft.net>
19721 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19722 (sparc*-*-linux*): Use linux.h in tm_file.
19723 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19724 compiler defaulting to 32-bit.
19725 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19727 * config/sparc/linux.h: Remove definitions now obtained
19728 properly from linux.h
19729 * config/sparc/linux64.h: Likewise.
19730 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19731 don't want this setting for 32-bit builds in a biarch compiler.
19732 * doc/install.texi: Add sparc-linux to list of targets
19733 supporting --enable-targets=all.
19735 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19737 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19739 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19741 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19742 after V4SI_FTYPE_V8HI.
19743 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19744 case V4SI_FTYPE_V2DF.
19746 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19748 * doc/invoke.texi (max-flow-memory-locations): Removed.
19749 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19751 2008-05-03 Richard Guenther <rguenther@suse.de>
19753 PR middle-end/34973
19754 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19756 2008-05-02 David S. Miller <davem@davemloft.net>
19758 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19760 2008-05-02 Simon Baldwin <simonb@google.com>
19763 * c-common.h (warn_array_subscript_range): Removed.
19764 * c-common.c (warn_array_subscript_range): Ditto.
19765 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19766 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19768 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19770 * config/i386/i386.c (ix86_special_builtin_type): New.
19771 (bdesc_special_args): Likewise.
19772 (ix86_expand_special_args_builtin): Likewise.
19773 (ix86_init_mmx_sse_builtins): Updated.
19774 (ix86_expand_builtin): Updated.
19775 (ix86_expand_store_builtin): Removed.
19776 (ix86_expand_unop_builtin): Likewise.
19778 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19779 * config/i386/mmintrin.h (__v2sf): Here.
19781 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19783 (_mm_loadl_pi): Likewise.
19784 (_mm_storeh_pi): Replace __v2si with __v2sf.
19785 (_mm_storel_pi): Likewise.
19787 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19788 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19789 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19790 __builtin_ia32_loadlpd.
19792 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19794 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19795 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19796 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19797 (ix86_init_mmx_sse_builtins): Updated.
19798 (ix86_expand_args_builtin): Likewise.
19799 (ix86_expand_builtin): Likewise.
19800 (ix86_expand_unop1_builtin): Renamed to ...
19801 (ix86_expand_unop_vec_merge_builtin): This.
19803 2008-05-01 Jan Hubicka <jh@suse.cz>
19806 * ipa-inline.c (inline_generate_summary): Make static.
19807 (inline_transform): Do not call inlining at -O0; make static.
19808 * passes.c (execute_todo): Add sanity check.
19809 (execute_one_ipa_transform_pass): Execute proper flags.
19811 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19813 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19814 (DECL_NONADDRESSABLE_P): Likewise.
19815 * alias.c (record_component_aliases): Fix comment.
19817 2008-05-01 Simon Baldwin <simonb@google.com>
19819 * c-common.h (warn_array_subscript_range): New function.
19820 * c-common.c (warn_array_subscript_range): Ditto.
19821 * tree-vrp.c (check_array_ref): Corrected code to agree with
19822 comment, ignoring only arrays of size 0 or size 1.
19823 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19825 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19827 * config/i386/i386.c (ix86_builtin_type): Replace
19828 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19829 (bdesc_args): Updated.
19830 (ix86_init_mmx_sse_builtins): Likewise.
19831 (ix86_expand_args_builtin): Likewise.
19833 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19836 * doc/extend.texi: Correct __builtin_ia32_palignr.
19838 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19841 * config/i386/i386.c (bdesc_crc32): Removed.
19842 (ix86_expand_crc32): Likewise.
19843 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19844 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19845 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19846 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19847 UINT_FTYPE_UINT_UCHAR.
19848 (bdesc_args): Updated. Add crc32 builtins.
19849 (ix86_init_mmx_sse_builtins): Updated.
19850 (ix86_expand_args_builtin): Updated to support subreg.
19852 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19854 2008-05-01 Jan Hubicka <jh@suse.cz>
19856 * tree-pass.h (opt_pass): Add IPA_PASS.
19857 (varpool_node, cgraph_node): Forward declare.
19858 (ipa_opt_pass): Define.
19859 (pass_ipa_inline): Turn into ipa_opt_pass.
19860 (pass_apply_inline): Remove.
19861 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19862 (apply_inline): Turn into ....
19863 (inline_transform): ... this one.
19864 (inline_generate_summary): New function.
19865 (pass_apply_inline): Remove.
19866 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19868 (struct function): Add ipa_transforms_to_apply.
19869 * passes.c (register_one_dump_file): Work on IPA_PASS.
19870 (init_optimization_passes): Remove pass_inline_parameters and
19872 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19873 (execute_one_pass) ... here; apply transforms when possible.
19874 (add_ipa_transform_pass, execute_ipa_summary_asses,
19875 execute_one_ipa_transform_pass): New.
19876 (execute_ipa_pass_list): Update for IPA_PASS type.
19878 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19880 * config/i386/i386.c (ix86_builtin_type): Add
19881 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19882 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19883 (bdesc_args): Add SSE4a builtins.
19884 (ix86_init_mmx_sse_builtins): Updated.
19885 (ix86_expand_args_builtin): Likewise.
19886 (ix86_expand_builtin): Likewise.
19888 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19890 * config/i386/i386.c (ix86_builtin_type): Add
19891 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19892 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19893 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19894 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19895 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19896 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19897 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19898 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19899 and DI_FTYPE_DI_DI_INT.
19900 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19901 (ix86_init_mmx_sse_builtins): Updated.
19902 (ix86_expand_args_builtin): Likewise.
19903 (ix86_expand_builtin): Likewise.
19904 (ix86_expand_binop_imm_builtin): Removed.
19906 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19908 2008-04-30 Richard Guenther <rguenther@suse.de>
19910 PR tree-optimization/32921
19911 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19913 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19915 * config/arm/arm.c (arm_unwind_emit): Use
19916 crtl->all_throwers_are_sibcalls instead of
19917 cfun->all_throwers_are_sibcalls.
19918 (arm_output_fn_unwind): Likewise.
19919 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19920 instead of cfun->uses_pic_offset_table.
19921 (frv_expand_prologue): Likewise.
19922 (frv_frame_pointer_required): Likewise.
19923 (frv_expand_fdpic_call): Likewise.
19924 (frv_emit_movsi): Likewise.
19925 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19926 cfun->returns_pcc_struct instead of
19927 current_function_returns_pcc_struct.
19928 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19929 instead of cfun->calls_eh_return.
19930 (m32c_pushm_popm): Likewise.
19931 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19932 "extern" declaration.
19934 2008-04-30 Richard Guenther <rguenther@suse.de>
19936 PR tree-optimization/21636
19937 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19939 (evaluate_stmt): Print the likely value.
19940 (ccp_visit_stmt): Avoid excessive vertical spacing.
19942 2008-04-30 Rafael Espíndola <espindola@google.com>
19944 * builtins.c (fold_call_expr): Return realret.
19945 * tree-ssa-threadedge.c
19946 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19947 __builtin_object_size.
19949 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19951 * gcc.c (wrapper_string): New variable.
19952 (insert_wrapper): New function.
19953 (execute): New option -wrapper.
19954 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19956 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19958 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19959 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19960 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19962 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19963 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19964 config/rs6000/e500crtres64gprctr.asm,
19965 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19966 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19967 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19968 config/rs6000/e500crtsav64gprctr.asm,
19969 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19970 config/rs6000/e500crtsavg64gprctr.asm: New files.
19971 * config/rs6000/t-ppccomm: Add build rules for new files.
19972 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19973 * config/rs6000/t-netbsd: Add build rules for new files.
19974 (LIB2FUNCS_STATIC_EXTRA): New variable.
19975 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19976 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19977 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19979 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19981 * config/i386/i386.c (ix86_builtin_type): Add
19982 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19983 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19984 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19985 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19986 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19987 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19988 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19989 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19990 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19991 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19992 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19993 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19994 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19995 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19996 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19997 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19998 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19999 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20000 V1DI_FTYPE_V2SI_V2SI.
20001 (bdesc_2arg): Moved to ...
20002 (bdesc_args): Here.
20003 (ix86_init_mmx_sse_builtins): Updated.
20004 (ix86_expand_args_builtin): Updated. Take a pointer
20005 to const struct builtin_description. Handle comparison
20007 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20008 (ix86_expand_builtin): Updated.
20010 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20011 (ssse3_pmaddubsw128): This.
20012 (ssse3_pmaddubswv4hi3): Renamed to ...
20013 (ssse3_pmaddubsw): This.
20015 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20016 (__builtin_ia32_packssdw128): Likewise.
20017 (__builtin_ia32_packuswb128): Likewise.
20018 (__builtin_ia32_pmaddubsw): Likewise.
20019 (__builtin_ia32_pmaddubsw128): Likewise.
20021 2008-04-30 Richard Guenther <rguenther@suse.de>
20023 PR tree-optimization/14847
20024 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20025 (recognize_bits_test): Use it.
20026 (recognize_single_bit_test): Likewise.
20028 2008-04-30 Martin Jambor <mjambor@suse.cz>
20030 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20031 instead of setting number of formal parameters to zero.
20032 (ipcp_init_stage): Do not set the number of actual parameters to zero
20034 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20035 which are called with variable number of arguments.
20036 (ipcp_insert_stage): Explicitely skipping all nodes which are
20037 called with variable number of arguments.
20038 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20039 number of parameters.
20041 * ipa-prop.h (struct ipa_node_params): Added flag
20042 called_with_var_arguments
20043 (ipa_set_param_count): Added. Changed sole setter to use it.
20044 (ipa_get_param_count): Added. All readers of param_count
20045 converted to use it instead.
20046 (ipa_set_called_with_variable_arg): Added.
20047 (ipa_is_called_with_var_arguments): Added.
20048 (ipa_get_ith_param): Added. All readers of param_decls converted
20050 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20052 (ipa_get_cs_argument_count): Added, all readers of argument_count
20054 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20057 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20058 (struct ipcp_lattice): Renamed cval_type to type
20059 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20061 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20062 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20063 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20064 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20065 (build_const_val): Changed the type of parameter cvalue to tree
20066 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20067 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20069 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20072 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20073 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20074 (ipa_add_method): Renamed to ipa_push_func_to_list
20075 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20076 (ipa_callsite_param_count): Removed.
20077 (ipa_callsite_param_count_set): Removed.
20078 (ipa_callsite_param): Removed.
20079 (ipa_callsite_callee): Removed.
20080 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20081 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20082 (ipa_method_formal_count): Removed.
20083 (ipa_method_formal_count_set): Removed.
20084 (ipa_method_get_tree): Removed.
20085 (ipa_method_tree_map_create): Removed.
20086 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20087 (ipa_create_param_decls_array): Creates the array itself
20088 (ipa_create_param_decls_array): Temporary variable info instead of
20089 a few dereferences.
20090 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20091 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20092 (get_type): Removed.
20093 (ipa_jf_get_info_type): Removed.
20094 (ipa_node_create): Renamed to ipa_create_node_params
20095 (ipa_free): Renamed to ipa_free_all_node_params
20096 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20097 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20098 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20099 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20100 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20101 ipa_free_all_edge_args
20102 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20103 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20104 (ipa_create_methodlist_node): Removed.
20105 (ipa_methodlist_method): Removed.
20106 (ipa_methodlist_method_set): Removed.
20107 (ipa_methodlist_next_method): Removed.
20108 (ipa_methodlist_next_method_set): Removed.
20109 (ipa_method_is_modified): Removed.
20110 (ipa_method_modify_create): Removed.
20111 (ipa_method_modify_init): Temporary variable info instead of a few
20113 (ipa_detect_param_modifications): Temporary variable info instead of
20114 a few dereferences.
20115 (ipa_compute_jump_functions): Temporary variable info instead of
20116 a few dereferences.
20117 (ipa_method_modify_set): Removed.
20118 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20119 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20120 than craph_node as the first parameter.
20121 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20122 (ipa_method_modify_init): Removed.
20123 (ipa_compute_jump_functions): Added a temp variable instead of
20124 repeatadly dereferencing the cgraph_edge.aux pointer
20125 (ipa_callsite_param_set_type): Removed.
20126 (ipa_compute_jump_functions): i renamed to index and moved to
20128 (ipa_callsite_param_set_info_type_formal): Removed.
20129 (ipa_callsite_param_set_info_type): Removed.
20130 (ipa_callsite_param_map_create): Removed.
20131 (ipa_callsite_tree): Removed.
20132 (ipa_callsite_caller): Removed.
20133 (ipa_pop_func_from_list): return_method removed to return_func
20135 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20136 prefixed all values with IPA_. Changed all users.
20137 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20138 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20139 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20140 (union parameter_info): Renamed to jump_func_value.
20141 (union jump_func_value): Renamed value to constant
20142 (struct ipa_jump_func): Renamed info_type to value
20143 (struct ipa_node): Renamed to ipa_node_params
20144 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20145 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20146 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20147 (struct ipa_edge): Renamed to ipa_edge_args
20148 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20149 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20150 (struct ipa_methodlist): Renamed to ipa_func_list
20151 (struct ipa_func_list): method_p renamed to node, next_method
20153 (ipa_methodlist_p): Removed, switched all users to struct pointer
20154 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20156 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20158 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20159 (rs6000_emit_epilogue): Use backchain to restore only when we
20160 have a large frame. Make use of frame pointer to restore if we
20161 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20163 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20165 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20166 Add mode to zero_extract.
20167 (sign bit tests peepholes): (Ditto.).
20169 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20171 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20172 Instructions in comments with SSE3.
20173 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20174 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20175 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20176 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20177 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20178 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20179 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20180 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20181 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20182 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20183 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20184 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20185 (bdesc_sse_args): Renamed to ...
20186 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20187 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20188 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20189 IX86_BUILTIN_FABSQ.
20190 (bdesc_1arg): Moved to ...
20191 (bdesc_args): Here.
20192 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20193 Instructions in comments with SSE3.
20194 (ix86_expand_sse_operands_builtin): Renamed to ...
20195 (ix86_expand_args_builtin): This. Updated.
20196 (ix86_expand_unop1_builtin): Update comments.
20197 (ix86_expand_builtin): Updated.
20199 2008-04-29 Richard Guenther <rguenther@suse.de>
20201 PR tree-optimization/36078
20202 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20203 Update virtual SSA form after cleaning up the CFG.
20205 2008-04-29 Richard Guenther <rguenther@suse.de>
20207 PR middle-end/15255
20208 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20210 2008-04-29 Richard Guenther <rguenther@suse.de>
20212 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20213 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20214 (compute_flow_insensitive_aliasing): Do not treat
20215 PTR_IS_REF_ALL pointers special.
20216 (get_smt_for): Likewise.
20217 (may_alias_p): Re-structure.
20218 (is_escape_site): A ref-all pointer conversion is not an escape site.
20219 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20220 PTR_IS_REF_ALL pointers special.
20221 * tree-ssa-structalias.h (struct alias_info): Remove
20222 ref_all_symbol_mem_tag field.
20223 (PTR_IS_REF_ALL): Remove.
20225 2008-04-29 Richard Guenther <rguenther@suse.de>
20227 PR middle-end/36077
20228 * fold-const.c (extract_muldiv_1): In combining division constants
20229 make sure to never overflow.
20231 2008-04-29 Nick Clifton <nickc@redhat.com>
20233 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20235 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20238 * optc-gen.awk: Work around HP-UX/IA awk bug.
20240 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20242 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20245 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20248 * config/i386/i386.md
20249 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20250 Change operand 1 predicate to nonimmediate_operand.
20252 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20255 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20257 * gengtype.c (walk_type, write_func_for_structure): Handle
20259 * doc/gty.texi: Document chain_circular.
20261 2008-04-28 Richard Guenther <rguenther@suse.de>
20263 PR tree-optimization/36066
20264 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20267 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20270 * config/i386/i386.md
20271 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20272 Use match_scratch instead of match_operand for operands 3 and 4.
20274 2008-04-27 Richard Guenther <rguenther@suse.de>
20276 PR tree-optimization/18754
20277 PR tree-optimization/34223
20278 * tree-pass.h (pass_complete_unrolli): Declare.
20279 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20280 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20281 Rewrite loop into loop closed SSA form if it is not already.
20282 (tree_unroll_loops_completely): Re-structure to iterate over
20283 innermost loops with intermediate CFG cleanups.
20284 Unroll outermost loops only if requested or the code does not grow
20286 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20287 loops are available.
20288 (tree_vectorize): Instead do so here.
20289 (tree_complete_unroll): Also unroll outermost loops.
20290 (tree_complete_unroll_inner): New function.
20291 (gate_tree_complete_unroll_inner): Likewise.
20292 (pass_complete_unrolli): New pass.
20293 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20294 uses outside of the loop.
20295 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20296 form if it is available.
20297 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20298 * passes.c (init_optimization_passes): Schedule complete inner
20299 loop unrolling pass before the first CCP pass after final inlining.
20301 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20303 * targhooks.h (default_emutls_var_fields,
20304 default_emutls_var_init): Declare.
20305 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20306 * target.h (struct gcc_target): Add struct emutls member.
20307 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20308 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20309 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20310 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20311 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20312 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20313 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20314 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20315 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20316 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20317 emit debug information.
20318 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20319 * varasm.c: Include targhooks.h.
20320 (emutls_object_section, emutls_tmpl_section): New.
20321 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20322 (EMUTLS_SEPARATOR): New.
20323 (prefix_name): New.
20324 (get_emutls_object_name): New.
20325 (default_emutls_var_fields): New, broken out of ...
20326 (get_emutls_object_type): ... here. Adjust to use target hooks.
20327 (get_emutls_init_templ_addr): Adjust to use target hooks.
20328 (emutls_decl): Adjust to use target hooks.
20329 (emutls_finish): Likewise.
20330 (default_emutls_var_init): New, broken out of ...
20331 (assemble_variable): ... here. Adjust to use target hooks.
20332 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20333 SECCAT_EMUTLS_TMPL.
20334 * c-common.c (handle_section_attribute): Prevent overriding
20335 sections for emulated tls with special sections.
20336 * config/i386/i386.c (x86_64_elf_select_section): Add
20337 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20338 (x86_64_elf_unique_section): Likewise.
20339 * config/vxworks.c: Include tree.h.
20340 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20341 (vxworks_override_options): Set TLS scheme.
20342 * doc/tm.texi (Emulated TLS): New node.
20344 2008-04-26 Simon Baldwin <simonb@google.com>
20347 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20348 with propagated string constants.
20350 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20352 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20353 constraint for operand 2 when operand 0 is memory operand.
20354 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20355 operand 0 is memory operand.
20356 (fix_trunc<mode>_i387_with_temp): Ditto.
20357 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20358 operand 2 when operand 1 is memory operand.
20359 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20360 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20361 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20362 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20363 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20364 operands 2,3 and 4 when operand 1 is memory operand.
20365 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20367 (fistdi2_floor_with_temp): Ditto.
20368 (fist<mode>2_floor_with_temp): Ditto.
20369 (fistdi2_ceil_with_temp): Ditto.
20370 (fist<mode>2_ceil_with_temp): Ditto.
20371 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20373 2008-04-26 David Daney <ddaney@avtrex.com>
20375 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20377 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20378 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20379 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20380 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20381 (compare_and_swap_12): New insn.
20382 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20383 * config/mips/mips.c (mips_force_binary): New function.
20384 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20385 (mips_expand_compare_and_swap_12): New function.
20386 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20388 2008-04-25 Jan Hubicka <jh@suse.cz>
20391 * cfgexpand.c (pass_expand): Turn into RTL pass.
20392 * passes.c (execute_one_pass): Do pass typechecking after execution.
20393 * tree-pass.h (pass_expand): Turn into RTL pass.
20395 * function.h (struct rtl_data): Move here fields
20396 accesses_prior_frames, calls_eh_return, saves_all_registers,
20397 has_nonlocal_goto, has_asm_statement, is_thunk,
20398 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20399 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20400 arg_pointer_save_area_init from struct function; turn into bool.
20401 (struct function): Move
20402 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20403 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20404 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20405 tail_call_emit, arg_pointer_save_area_init
20406 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20407 (current_function_returns_struct, current_function_returns_pcc_struct,
20408 current_function_calls_setjmp, current_function_calls_alloca,
20409 current_function_accesses_prior_frames,
20410 current_function_calls_eh_return, current_function_is_thunk,
20411 current_function_stdarg, current_function_profile,
20412 current_function_limit_stack, current_function_uses_pic_offset_table,
20413 current_function_uses_const_pool, current_function_has_nonlocal_label,
20414 current_function_saves_all_registers,
20415 current_function_has_nonlocal_goto,
20416 current_function_has_asm_statement): Remove accesor macros.
20417 * ra-conflict.c (global_conflicts): Update.
20418 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20419 (suitable_for_tail_call_opt_p): Update.
20420 * builtins.c (expand_builtin_return_addr): Update.
20421 (expand_builtin_setjmp_setup): Update.
20422 (expand_builtin_nonlocal_goto): Update.
20423 * final.c (final_start_function): Update.
20424 (profile_function): Update.
20425 (leaf_function_p): Update.
20426 (only_leaf_regs_used): Update.
20427 * df-scan.c (df_get_exit_block_use_set): Update.
20428 * dojump.c (clear_pending_stack_adjust): Update.
20429 * tree-stdarg.c (gate_optimize_stdarg): Update.
20430 * gimple-low.c (lower_function_body): Update.
20431 * global.c (compute_regsets): Update.
20432 (global_alloc): Update.
20433 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20434 * expr.c (expand_assignment): Update.
20435 * dse.c (dse_step0): Update.
20436 (dse_step1): Update.
20437 * c-decl.c (store_parm_decls): Update.
20438 * local-alloc.c (combine_regs): Update.
20439 (find_free_reg): Update.
20440 * function.c (assign_parms_augmented_arg_list): Update.
20441 (assign_parm_find_data_types): Update.
20442 (assign_parms): Update.
20443 (allocate_struct_function): Update.
20444 (expand_function_start): Update.
20445 (expand_function_end): Update.
20446 (get_arg_pointer_save_area): Update.
20447 (thread_prologue_and_epilogue_insns): Update.
20448 (rest_of_match_asm_constraints): Update.
20449 * stor-layout.c (variable_size): Update.
20450 * gcse.c (gcse_main): Update.
20451 (bypass_jumps): Update.
20452 * gimplify.c (gimplify_function_tree): Update.
20453 * calls.c (emit_call_1): Update.
20454 (expand_call): Update.
20455 * bt-load.c (compute_defs_uses_and_gen): Update.
20456 * except.c (sjlj_assign_call_site_values): Update.
20457 (sjlj_emit_function_enter): Update.
20458 (can_throw_external): Update.
20459 (set_nothrow_function_flags): Update.
20460 (expand_builtin_unwind_init): Update.
20461 (expand_eh_return): Update.
20462 (convert_to_eh_region_ranges): Update.
20463 (output_function_exception_table): Update.
20464 * emit-rtl.c (gen_tmp_stack_mem): Update.
20465 * cfgexpand.c (expand_used_vars): Update.
20466 (tree_expand_cfg): Update.
20467 * cfgcleanup.c (rest_of_handle_jump): Update.
20468 * explow.c (allocate_dynamic_stack_space): Update.
20469 * varasm.c (assemble_start_function): Update.
20470 (force_const_mem): Update.
20471 (mark_constant_pool): Update.
20472 * tree-optimize.c (tree_rest_of_compilation): Update.
20473 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20474 * tree-cfg.c (notice_special_calls): Update.
20475 (is_ctrl_altering_stmt): Update.
20476 (tree_can_make_abnormal_goto): Update.
20477 (tree_purge_dead_abnormal_call_edges): Update.
20478 * config/alpha/predicates.md: Update.
20479 * config/alpha/alpha.c (alpha_sa_mask): Update.
20480 (alpha_sa_size): Update.
20481 (alpha_does_function_need_gp): Update.
20482 (alpha_expand_prologue): Update.
20483 (alpha_start_function): Update.
20484 (alpha_output_function_end_prologue): Update.
20485 (alpha_expand_epilogue): Update.
20486 * config/frv/frv.c (frv_stack_info): Update.
20487 (frv_expand_epilogue): Update.
20488 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20489 (s390_register_info): Update.
20490 (s390_frame_info): Update.
20491 (s390_init_frame_layout): Update.
20492 (s390_can_eliminate): Update.
20493 (save_gprs): Update.
20494 * config/spu/spu.c (spu_split_immediate): Update.
20495 (need_to_save_reg): Update.
20496 (spu_expand_prologue): Update.
20497 (spu_expand_epilogue): Update.
20498 * config/sparc/sparc.md: Update.
20499 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20500 (sparc_tls_got): Update.
20501 (legitimize_pic_address): Update.
20502 (sparc_emit_call_insn): Update.
20503 (sparc_expand_prologue): Update.
20504 (output_return): Update.
20505 (print_operand): Update.
20506 (sparc_function_ok_for_sibcall): Update.
20507 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20508 * config/m32r/m32r.md: Update.
20509 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20510 (m32r_compute_frame_size): Update.
20511 (m32r_expand_prologue): Update.
20512 (m32r_expand_epilogue): Update.
20513 (m32r_legitimize_pic_address): Update.
20514 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20515 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20516 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20517 (gen_push): Update.
20518 (ix86_save_reg): Update.
20519 (ix86_compute_frame_layout): Update.
20520 (ix86_expand_prologue): Update.
20521 (ix86_expand_epilogue): Update.
20522 * config/sh/sh.c (output_stack_adjust): Update.
20523 (calc_live_regs): Update.
20524 (sh5_schedule_saves): Update.
20525 (sh_expand_prologue): Update.
20526 (sh_expand_epilogue): Update.
20527 (sh_setup_incoming_varargs): Update.
20528 (sh_allocate_initial_value): Update.
20529 (sh_get_pr_initial_val): Update.
20530 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20531 * config/sh/sh.md (label:): Update.
20532 * config/avr/avr.c (out_movhi_mr_r): Update.
20533 * config/crx/crx.h (enum): Update.
20534 * config/xtensa/xtensa.h (along): Update.
20535 * config/stormy16/stormy16.c Update.
20536 (xstormy16_compute_stack_layout): Update.
20537 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20538 (fr30_expand_prologue): Update.
20539 * config/cris/cris.c (cris_conditional_register_usage): Update.
20540 (cris_reg_saved_in_regsave_area): Update.
20541 (cris_initial_frame_pointer_offset): Update.
20542 (cris_simple_epilogue): Update.
20543 (cris_expand_prologue): Update.
20544 (cris_expand_epilogue): Update.
20545 (cris_expand_pic_call_address): Update.
20546 (cris_asm_output_symbol_ref): Update.
20547 (cris_asm_output_label_ref): Update.
20548 * config/cris/cris.md Update.
20549 * config/iq2000/iq2000.c (compute_frame_size): Update.
20550 (iq2000_expand_epilogue): Update.
20551 * config/mt/mt.h (save_direction): Update.
20552 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20553 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20554 (ia64_secondary_reload_class): Update.
20555 * config/m68k/m68k.c (m68k_save_reg): Update.
20556 (m68k_expand_prologue): Update.
20557 (m68k_expand_epilogue): Update.
20558 (legitimize_pic_address): Update.
20559 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20560 (first_reg_to_save): Update.
20561 (first_altivec_reg_to_save): Update.
20562 (compute_vrsave_mask): Update.
20563 (compute_save_world_info): Update.
20564 (rs6000_stack_info): Update.
20565 (spe_func_has_64bit_regs_p): Update.
20566 (rs6000_ra_ever_killed): Update.
20567 (rs6000_emit_eh_reg_restore): Update.
20568 (rs6000_emit_allocate_stack): Update.
20569 (rs6000_emit_prologue): Update.
20570 (rs6000_emit_epilogue): Update.
20571 (rs6000_output_function_epilogue): Update.
20572 (output_profile_hook): Update.
20573 (rs6000_elf_declare_function_name): Update.
20574 * config/rs6000/rs6000.h (rs6000_args): Update.
20575 * config/rs6000/rs6000.md: Update.
20576 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20577 * config/arc/arc.c (arc_output_function_epilogue): Update.
20578 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20579 * config/darwin.c (machopic_function_base_name): Update.
20580 * config/score/score3.c (score3_compute_frame_size): Update.
20583 (score3_epilogue): Update.
20584 * config/score/score7.c (score7_compute_frame_size): Update.
20585 (score7_prologue): Update.
20586 (score7_epilogue): Update.
20587 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20588 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20589 * config/arm/arm.c (use_return_insn): Update.
20590 (require_pic_register): Update.
20591 (arm_load_pic_register): Update.
20592 (arm_compute_save_reg0_reg12_mask): Update.
20593 (arm_compute_save_reg_mask): Update.
20594 (thumb1_compute_save_reg_mask): Update.
20595 (output_return_instruction): Update.
20596 (arm_output_function_prologue): Update.
20597 (arm_output_epilogue): Update.
20598 (arm_get_frame_offsets): Update.
20599 (arm_expand_prologue): Update.
20600 (thumb_pushpop): Update.
20601 (thumb_exit): Update.
20602 (thumb1_expand_prologue): Update.
20603 (thumb1_expand_epilogue): Update.
20604 (arm_unwind_emit): Update.
20605 (arm_output_fn_unwind): Update.
20606 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20607 * config/arm/arm.md: Update.
20608 * config/pa/pa.md: Update.
20609 * config/pa/pa.c (legitimize_pic_address): Update.
20610 (compute_frame_size): Update.
20611 (hppa_expand_prologue): Update.
20612 (hppa_expand_epilogue): Update.
20613 (borx_reg_operand): Update.
20614 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20615 (HARD_REGNO_RENAME_OK): Update.
20616 * config/mips/mips.c (mips_global_pointer): Update.
20617 (mips_save_reg_p): Update.
20618 (mips_compute_frame_info): Update.
20619 (mips_frame_pointer_required): Update.
20620 (mips_expand_prologue): Update.
20621 (mips_expand_epilogue): Update.
20622 (mips_can_use_return_insn): Update.
20623 (mips_reorg_process_insns): Update.
20624 * config/v850/v850.c (compute_register_save_size): Update.
20625 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20626 * config/mmix/mmix.c (along): Update.
20627 (mmix_expand_epilogue): Update.
20628 * config/bfin/bfin.c (legitimize_pic_address): Update.
20629 (must_save_p): Update.
20630 (stack_frame_needed_p): Update.
20631 (add_to_reg): Update.
20632 (bfin_expand_prologue): Update.
20633 * stmt.c (expand_asm_operands): Update.
20634 * reload1.c (reload): Update.
20635 (init_elim_table): Update.
20637 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20639 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20641 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20643 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20644 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20645 (mov<mode>): Removed.
20646 (*movv4sf_internal): Likewise.
20647 (*movv2df_internal): Likewise.
20649 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20651 * config.gcc (crx-*-elf): Remove deprecation.
20653 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20655 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20656 __gcc_deregister_frame with atexit.
20657 (deregister_frame_dtor): Remove.
20659 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20660 Nathan Sidwell <nathan@codesourcery.com>
20662 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20664 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20665 (rs6000_isel): Likewise.
20666 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20667 (rs6000_isel): New variable.
20668 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20670 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20673 * c-common.c (handle_vector_size_attribute): Call
20674 lang_hooks.types.reconstruct_complex_type instead of
20675 reconstruct_complex_type.
20676 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20677 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20678 * langhooks.h (struct lang_hooks_for_types): Add
20679 reconstruct_complex_type hook.
20680 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20681 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20683 2008-04-24 Richard Guenther <rguenther@suse.de>
20685 * c-common.h (check_builtin_function_arguments): Declare.
20686 * c-common.c (validate_nargs): New function.
20687 (check_builtin_function_arguments): Likewise.
20688 * c-typeck.c (build_function_call): Call
20689 check_builtin_function_arguments.
20690 * builtins.c (fold_builtin_classify): Remove error reporting code.
20691 (fold_builtin_unordered_cmp): Likewise.
20692 (fold_builtin_1): Likewise.
20693 (fold_builtin_n): Likewise.
20695 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20697 PR tree-optimization/36008
20698 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20699 the original op1, rather than delta by step.
20701 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20702 Sebastian Pop <sebastian.pop@amd.com>
20704 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20705 eliminate_local_variables_stmt, eliminate_local_variables,
20706 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20707 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20708 of code delimited by two edges in the CFG.
20709 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20710 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20711 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20712 the case of parallelisation of reductions.
20713 (expr_invariant_in_region_p): New.
20715 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20716 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20718 2008-04-24 Ira Rosen <irar@il.ibm.com>
20719 Richard Guenther <rguenther@suse.de>
20721 PR tree-optimization/36034
20722 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20723 incapable of dealing with loads with gaps.
20725 2008-04-24 Rafael Espíndola <espindola@google.com>
20727 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20728 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20729 vrp_evaluate_conditional.
20730 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20731 (vrp_evaluate_conditional): Split the cond argument.
20732 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20733 (simplify_stmt_for_jump_threading): Update call to
20734 vrp_evaluate_conditional.
20736 2008-04-24 Ira Rosen <irar@il.ibm.com>
20738 PR tree-optimization/35982
20739 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20740 interleaved data-refs are of the same type.
20742 2008-04-24 Danny Smith <dannysmith@users.net>
20744 * c-format.c (check_format_info_main): Use strncmp rather than a
20745 magic prefix to handle multichar length specs.
20746 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20747 Don't prefix "I64" and "I32" with '\0'.
20749 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20752 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20753 in registers for -m32 only if stdarg_p (fntype).
20755 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20757 PR rtl-optimization/36006
20758 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20759 temp to op0 in order to avoid invalid rtx sharing.
20761 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20763 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20764 check TREE_INVARIANT.
20765 * tree-gimple.c (is_gimple_address): New.
20766 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20767 * tree-gimple.h (is_gimple_address): New.
20768 * tree.h (decl_address_invariant_p): New.
20769 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20770 (build_string): Likewise.
20771 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20772 (tree_invariant_p_1): Likewise.
20773 (save_expr): Use it.
20774 (tree_invariant_p): New.
20775 (skip_simple_arithmetic): Use it.
20776 (stabilize_reference_1): Use it.
20777 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20779 (build1_stat): Drop code to compute TREE_INVARIANT.
20780 (build2_stat): Drop code to compute TREE_INVARIANT.
20781 (build3_stat): Drop code to compute TREE_INVARIANT.
20782 (build4_stat): Drop code to compute TREE_INVARIANT.
20783 (build5_stat): Drop code to compute TREE_INVARIANT.
20784 (build7_stat): Drop code to compute TREE_INVARIANT.
20785 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20786 * tree.h (struct tree_base): Remove invariant_flag.
20787 (TREE_INVARIANT): Remove.
20788 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20789 (fold_builtin_expect): Check TREE_CONSTANT.
20790 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20791 * c-tree.h (c_expr_to_decl): Drop third parameter.
20792 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20793 (build_c_cast): Don't set TREE_INVARIANT.
20794 (pop_init_level): Don't set TREE_INVARIANT.
20795 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20796 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20798 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20799 (gimplify_addr_expr): Adjust comment.
20800 * tree-mudflap.c (mf_build_string):
20801 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20802 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20803 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20804 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20805 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20806 * langhooks.h (struct lang_hooks): Drop third parameter from
20809 2008-04-23 Richard Guenther <rguenther@suse.de>
20811 PR tree-optimization/27799
20812 PR tree-optimization/32921
20813 PR tree-optimization/32624
20814 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20815 SMTs aliases and the tag itself into the solution.
20816 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20817 merge the points-to solution back into the SMT aliases.
20818 (may_alias_p): Use alias_set_subset_of instead of
20819 aliases_conflict_p. A pointer which points to
20820 memory with alias set zero may access any variable.
20822 2008-04-23 Richard Guenther <rguenther@suse.de>
20824 * alias.c (alias_set_subset_of): Correctly handle asking
20825 if zero is a subset of an alias set with zero child.
20826 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20827 (compute_flow_insensitive_aliasing): Correctly walk all
20828 pointers. Do not unnecessarily union sets.
20830 2008-04-23 Richard Guenther <rguenther@suse.de>
20832 PR middle-end/36021
20833 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20835 2008-04-22 Tomas Bily <tbily@suse.cz>
20837 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20839 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20841 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20842 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20843 * tree-inline.c (estimate_num_insns_1): Likewise.
20844 * varasm.c (const_hash_1, compare_constant, copy_constant)
20845 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20846 * emit-rtl.c (component_ref_for_mem_expr)
20847 (set_mem_attributes_minus_bitpos): Likewise.
20848 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20849 (is_aligning_offset): Likewise.
20850 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20851 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20852 * dojump.c (do_jump): Likewise.
20853 * builtins.c (get_pointer_alignment, get_memory_rtx)
20854 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20855 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20857 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20859 PR rtl-optimization/36017
20860 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20861 expanding the library call.
20863 2008-04-22 Ian Lance Taylor <iant@google.com>
20865 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20866 than size_in_bytes.
20868 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20870 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20871 of LR/CTR moves for Power6.
20873 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20875 PR middle-end/36003
20876 * passes.c (init_optimization_passes): Remove
20877 pass_fast_rtl_byte_dce.
20879 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20882 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20883 builtin functions to generate faster code.
20884 (_mm_cvtpu16_ps): Ditto.
20885 (_mm_cvtpi32x2_ps): Ditto.
20887 2008-04-22 Nick Clifton <nickc@redhat.com>
20889 * common.opt (ftree-loop-distribution): Add Optimization
20892 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20893 (frv_expand_builtin_va_start): Likewise.
20895 * config/arm/arm.c (thumb_find_work_register): Fix location of
20896 argument register count.
20898 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20900 Support scheduling for ColdFire V1 and V3 microarchitecture.
20901 Improve scheduling of multiplication instructions.
20903 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20904 (mac): New instruction attribute.
20905 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20906 (m68k_sched_mac): New variable.
20907 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20908 Handle cfv1 and cfv3.
20909 (max_insn_size): New static variable.
20910 (struct _sched_ib): New type.
20911 (sched_ib): New static variable.
20912 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20913 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20914 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20916 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20917 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20918 new variables. Update.
20919 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20920 Add modeling of cfv3 instruction buffer. Update.
20921 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20922 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20923 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20924 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20925 a particular reservation applies to.
20926 (type2): Reorganize attribute values. Rename alu to alu_reg,
20927 alu_l to alu, move_l to omove. Join move to alu. Split mul
20928 to mul_l and mul_w.
20929 (cf_ib_*): Simplify description of instruction buffer.
20930 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20931 (cf_mem): Split into cf_mem1 and cf_mem2.
20932 (cf_v2_move_??): Rename to cfv12_alu_??.
20933 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20934 (cf_v2_mul_??): Remove reservations.
20935 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20936 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20937 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20939 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20940 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20941 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20942 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20943 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20944 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20945 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20946 expansions of the above reservations for instructions of sizes
20949 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20951 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20953 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20955 * coverage.c: Include tree-pass.h.
20956 (coverage_counter_alloc): Print da_file_name to the dump file.
20958 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20960 * sbitmap.c (sbitmap_range_empty_p): New function.
20961 * sbitmap.h (sbitmap_range_empty_p): New function.
20962 * bitmap.h: Now includes obstack.h.
20964 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20965 Kenneth Zadeck <zadeck@naturalbridge.com>
20967 * dbgcnt.def (ra_byte_scan): Added.
20968 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20969 when the last hit happens for a counter.
20970 * timevar.def (TV_DF_BYTE_LR): New variable.
20971 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20972 * passes.c (pass_fast_rtl_byte_dce): New pass.
20973 * fwprop.c (update_df): Added mode to call df_ref_create.
20974 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20975 DF_REF_EXTRACT_OFFSET.
20976 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20977 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20979 (df_ref_extract): Added mode field.
20980 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20981 DF_REF_EXTRACT_OFFSET.
20982 (DF_REF_EXTRACT_MODE): New macro.
20983 (df_byte_lr_bb_info): New structure.
20984 (df_print_byte_regset, df_compute_accessed_bytes,
20985 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20986 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20987 df_byte_lr_simulate_uses,
20988 df_byte_lr_simulate_artificial_refs_at_top,
20989 df_byte_lr_simulate_artificial_refs_at_end,
20990 df_compute_accessed_bytes): New function.
20991 (df_ref_create): Add parameter.
20992 (df_byte_lr_get_bb_info): New inline function.
20993 * df-scan.c (df_ref_record, df_uses_record,
20994 df_ref_create_structure): Added mode parameter.
20995 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20996 df_defs_record, df_uses_record, df_get_conditional_uses,
20997 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20998 df_entry_block_defs_collect, df_exit_block_uses_collect):
20999 Added mode parameter to calls to df_ref_record, df_uses_record,
21000 df_ref_create_structure.
21001 (df_ref_equal_p, df_ref_compare): Added test for modes.
21002 (df_ref_create_structure): Added code to set mode. Renamed
21003 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21004 DF_REF_EXTRACT_OFFSET.
21005 * df-core.c (df_print_byte_regset): New function.
21006 * df-byte-scan.c: New file.
21007 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21008 calls to BITMAP_FREE.
21009 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21010 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21011 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21012 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21013 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21014 df_byte_lr_local_compute, df_byte_lr_init,
21015 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21016 df_byte_lr_transfer_function, df_byte_lr_free,
21017 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21018 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21019 df_byte_lr_simulate_uses,
21020 df_byte_lr_simulate_artificial_refs_at_top,
21021 df_byte_lr_simulate_artificial_refs_at_end): New function.
21022 * dce.c (byte_dce_process_block): New function.
21023 (dce_process_block): au is now passed in rather than computed
21024 locally. Changed loops that look at artificial defs to not look
21025 for conditional or partial ones, because there never are any.
21026 (fast_dce): Now is able to drive byte_dce_process_block or
21027 dce_process_block depending on the kind of dce being done.
21028 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21029 (rest_of_handle_fast_byte_dce): New function.
21030 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21031 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21033 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21036 * gcc.h: Added fortran options that take arguments to
21037 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21040 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21042 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21043 scalarization if on the LHS and not a full access.
21045 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21047 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21049 2008-04-18 Rafael Espíndola <espindola@google.com>
21051 * tree-vrp.c (find_case_label_index): Fix the binary search.
21052 (find_case_label_range): New.
21053 (vrp_visit_switch_stmt): Use find_case_label_range.
21054 (simplify_switch_using_ranges): Use find_case_label_range.
21056 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21058 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21059 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21061 2008-04-18 Tom Tromey <tromey@redhat.com>
21064 * doc/cpp.texi (Implementation-defined behavior): Mention
21067 2008-04-18 Ian Lance Taylor <iant@google.com>
21069 * fold-const.c (pointer_may_wrap_p): New static function.
21070 (fold_comparison): Add another test for pointer overflow. Use
21071 pointer_may_wrap_p to disable some false positives.
21073 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21075 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21076 (fname_as_string): Match updated cpp_interpret_string prototype.
21077 (fix_string_type): Support char16_t* and char32_t*.
21078 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21079 derivative) nodes. Register as builtin if C++0x.
21080 (c_parse_error): Support CPP_CHAR{16,32}.
21081 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21082 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21083 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21084 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21085 CTI_CHAR32_ARRAY_TYPE>: New elements.
21086 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21087 char32_type_node, signed_char32_type_node, char16_array_type_node,
21088 char32_array_type_node): New defines.
21089 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21090 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21091 (lex_string): Support CPP_STRING{16,32}, match updated
21092 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21093 (lex_charconst): Support CPP_CHAR{16,32}.
21094 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21095 and CPP_STRING{16,32}.
21097 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21100 * aclocal.m4: Regenerate.
21101 * configure: Regenerate.
21103 2008-04-18 Jan Hubicka <jh@suse.cz>
21105 * except.c (dw2_size_of_call_site_table,
21106 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21108 * cgraphbuild.c (build_cgraph_edges): Update.
21109 * tree-pass.h: Update comment.
21110 * final.c (leaf_function_p): Update.
21111 (leaf_renumber_regs): Update.
21112 (rest_of_clean_state): Update.
21113 * omp-low.c (expand_omp_parallel): Update.
21114 * ipa-reference.c (analyze_function): Update.
21115 * reorg.c (find_end_label): Update.
21116 (optimize_skip): Update.
21117 (fill_simple_delay_slots): Update.
21118 (fill_simple_delay_slots): Update.
21119 (make_return_insns): Update.
21120 (dbr_schedule): Update.
21121 * gimple-low.c (record_vars_into): Update.
21122 * cfgbuild.c (make_edges): Update.
21123 * function.c (assign_stack_local): Update.
21124 (assign_parm_adjust_stack_rtl): Update.
21125 (locate_and_pad_parm): Update.
21126 (allocate_struct_function): Do not initialize stack_alignment_needed
21127 and preferred_stack_boundary here.
21128 (stack_protect_prologue): Update.
21129 (stack_protect_epilogue): Update.
21130 (expand_function_start): Initialize stack_alignment_needed,
21131 preferred_stack_boundary and max_jumptable_ents.
21132 (expand_function_end): Update.
21133 (free_after_compilation): Do not NULLify epilogue_delay_list.
21134 * function.h (struct rtl_data): Add stack_protect_guard,
21135 stack_alignment_needed,
21136 preferred_stack_boundary, epilogue_delay_list.
21137 (struct function): Remove value_histograms, stack_alignment_needed,
21138 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21140 unexpanded_var_list, stack_protect_guard.
21141 (current_function_epilogue_delay_list): Remove.
21142 * ipa-type-escape.c (analyze_function): Update.
21143 * gimplify.c (pop_gimplify_context): Update comment.
21144 * calls.c (expand_call): Update.
21145 (emit_library_call_value_1): Update.
21146 * except.c (set_nothrow_function_flags): Update.
21147 * cfgexpand.c (get_decl_align_unit): Update.
21148 (create_stack_guard): Update.
21149 (estimated_stack_frame_size): Update.
21150 (expand_used_vars): Update.
21151 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21152 * explow.c (allocate_dynamic_stack_space): Update.
21153 * tree-ssa-live.c (remove_unused_locals): Update.
21154 * varasm.c (mark_constant_pool): Update.
21155 * tree-inline.c (remap_decls): Update.
21156 (initialize_cfun): Update.
21157 (declare_return_variable): Update.
21158 (inline_forbidden_p): Update.
21159 (expand_call_inline): Update.
21160 (declare_inline_vars): Update.
21161 (tree_function_versioning): Update.
21162 * tree-flow.h (value_histograms): New.
21163 (VALUE_HISTOGRAMS): New macro.
21164 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21166 * tree-cfg.c (set_bb_for_stmt): Update.
21167 (replace_by_duplicate_decl): Update.
21168 (move_block_to_fn): Update.
21169 (new_label_mapper): Update.
21170 (dump_function_to_file): Update.
21171 * ipa-struct-reorg.c (build_data_structure): Update.
21172 * cfgrtl.c (print_rtl_with_bb): Update.
21173 * reload1.c (reload): Update.
21175 * config/i386/i386.c (setup_incoming_varargs_64,
21176 ix86_compute_frame_layout): Update.
21177 * config/arc/arc.c (arc_output_function_epilogue): Update.
21179 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21181 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21182 for FreeBSD as well.
21183 * gthr-posix95.h: Likewise.
21185 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21187 PR rtl-optimization/35838
21188 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21189 out the byte offset of the first subreg.
21191 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21193 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21194 to split_ti instead of three separate calls with single member arrays.
21195 (subti3 splitter): Ditto.
21196 (adddi3 splitter): Ditto with split_di.
21197 (subdi3 splitter): Ditto.
21198 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21199 two separate calls with single member arrays. Swap match_dup
21200 operands 1 and 2 to better fit into the array.
21201 (negdi2 splitter): Ditto with split_di.
21202 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21203 two separate calls with single member arrays. Swap match_dup operands
21204 6 and 7 to better fit into the array.
21206 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21208 * config/i386/i386.c (sse_builtin_type): New.
21209 (bdesc_sse_args): Likewise.
21210 (bdesc_sse_3arg): Removed.
21211 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21212 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21213 IX86_BUILTIN_ROUNDPS.
21214 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21215 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21216 IX86_BUILTIN_ROUNDPS.
21217 (ix86_expand_sse_4_operands_builtin): Removed.
21218 (ix86_expand_sse_operands_builtin): New.
21219 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21220 and CODE_FOR_sse4_1_roundps.
21221 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21222 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21224 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21227 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21228 regs before frame pop when needed. If use_backchain_to_restore_sp
21229 then load backchain into a temp reg to restore vr and vrsave. Add
21230 code to restore vr after frame pop if possible.
21232 2008-04-17 Richard Guenther <rguenther@suse.de>
21234 * tree-vn.c (expressions_equal_p): Do not check type
21235 equality or compatibility before calling operand_equal_p.
21236 * fold-const.c (operand_equal_p): Check equivalence of
21237 integer constants before bailing out due to signedness or
21238 precision differences.
21239 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21240 spurious differences in type qualification. Ignore types
21241 for COMPONENT_REFs at all.
21243 2008-04-17 Christian Bruel <christian.bruel@st.com>
21245 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21246 msw_skip comparison.
21248 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21251 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21254 PR tree-optimization/35899
21255 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21256 rather than TREE_OPERAND.
21258 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21261 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21262 temporary registers. Change operand predicate to general_operand.
21263 (remainderxf3): Ditto.
21265 2008-04-16 Richard Guenther <rguenther@suse.de>
21267 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21268 * tree-affine.c (aff_combination_expand): Look through some
21271 2008-04-15 Doug Kwan <dougkwan@google.com>
21273 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21275 * tree-pretty-print.c (dump_generic_node): Ditto.
21276 * final.c (output_addr_const): Ditto.
21277 * dwarf2out.c (output_cfi): Ditto.
21278 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21279 * print-rtl.c (print_rtx): Ditto.
21280 * print-tree.c (print_node_brief, print_node): Ditto.
21281 * c-common.c (match_case_to_enum_1): Ditto.
21282 * sched-vis.c (print_value): Ditto.
21283 * config/i386/i386.c (print_operand): Cast to long unsigned int
21286 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21287 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21288 MS Windows VirtualProtect function.
21290 2008-04-15 Jan Hubicka <jh@suse.cz>
21292 * gengtype.c (write_root): Param_is argument is OK.
21293 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21294 * function.h: Include varray.h
21295 (rtl_eh): New stucture based on except.c one.
21296 (call_site_record): New forward declaration and vector type.
21297 * calls.c (emit_call_1): Do not call
21298 note_current_region_may_contain_throw.
21299 * except.c (eh_status): Remove cur_region, try_region since they are
21301 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21302 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21303 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21304 Remove call_site_data_used, call_site_data_size.
21305 Turn call_site_record into vector in function.h.
21306 (note_current_region_may_contain_throw): Remove.
21307 (get_exception_pointer, get_exception_filter): Do not take struct
21308 function argument; update.
21309 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21310 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21311 build_post_landing_pads, dw2_build_landing_pads,
21312 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21313 sjlj_emit_function_enter, sjlj_emit_function_enter,
21314 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21315 sjlj_build_landing_pads, finish_eh_generation,
21316 remove_exception_handler_label, remove_eh_handler,
21317 maybe_remove_eh_handler, add_reachable_handler,
21318 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21319 add_action_record, collect_one_action_chain, add_call_site,
21320 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21321 sjlj_output_call_site_table, output_function_exception_table,
21322 * except.h (note_current_region_may_contain_throw): Remove
21323 (get_exception_pointer, get_exception_filter): Do not take struct
21325 * Makefile.in (GTFILES): Put varargs before struct function.
21327 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21329 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21330 punt for STRING_CST.
21331 (get_constraint_for): Deal with STRING_CST here instead.
21333 2008-04-15 Richard Guenther <rguenther@suse.de>
21335 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21336 statements in a basic-block with a backward walk. Do not
21337 substitute into dead statements but instead remove those.
21339 2008-04-15 Richard Guenther <rguenther@suse.de>
21341 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21342 to zero, thus disable creation of SFTs.
21344 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21346 * tree-predcom.c (suitable_reference_p): Return false if the
21347 reference can throw.
21349 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21352 * c-decl.c (finish_decl): If extern or static var has variable
21353 size, set TREE_TYPE (decl) to error_mark_node.
21355 2008-04-15 Rafael Espíndola <espindola@google.com>
21357 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21360 2008-04-15 Richard Guenther <rguenther@suse.de>
21362 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21363 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21364 (visit_reference_op_load): Do walk vuse-vdef chains on
21365 vn_reference_lookup.
21366 (visit_reference_op_store): But do not here.
21367 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21368 vn_reference_lookup.
21369 (vn_lookup_with_vuses): But do so here.
21371 2008-04-14 Ian Lance Taylor <iant@google.com>
21373 * fold-const.c (fold_overflow_warning): Remove assertion.
21375 2008-04-15 Ben Elliston <bje@au.ibm.com>
21377 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21378 temp1 local variables.
21380 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21383 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21384 ".text.unlikely" section as executable.
21386 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21388 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21389 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21390 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21391 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21392 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21393 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21394 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21396 2008-04-14 Ian Lance Taylor <iant@google.com>
21398 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21399 * fold-const.c (fold_comparison): If appropriate, test
21400 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21401 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21402 reassociating a pointer type.
21403 * doc/invoke.texi (Optimize Options): Document that
21404 -fstrict-overflow applies to pointer wraparound.
21406 2008-04-13 Jan Hubicka <jh@suse.cz>
21408 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21410 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21412 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21413 we are going to "save the world".
21415 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21417 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21418 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21419 operand 0 constraint, not "=".
21421 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21423 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21425 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21427 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21428 of size of positions_needed * CHAR_BIT.
21430 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21432 PR middle-end/35897
21433 * dse.c (store_info): Change positions_needed to unsigned
21435 (lowpart_bitmask): New.
21436 (record_store): Cast to unsigned HOST_WIDE_INT for
21437 positions_needed. Assert width <= size of positions_needed *
21438 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21439 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21440 lowpart_bitmask to set mask.
21442 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21444 * config/bfin/constraints.md: New file.
21445 * config/bfin/bfin.md: Include it.
21446 (adddi3): Use satisfies_constraint functions instead of the old macros.
21447 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21448 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21449 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21450 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21451 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21452 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21453 EXTRA_CONSTRAINT): Delete.
21454 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21455 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21457 * config/bfin/bfin.c: Include "tm-constrs.h".
21458 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21459 Use satisfies_constraint functions instead of the old macros.
21460 * doc/md.texi (Blackfin Constraints): Update file name reference.
21462 2008-04-11 Richard Guenther <rguenther@suse.de>
21464 PR tree-optimization/35869
21465 * tree-vrp.c (execute_vrp): Move switch statement update after
21466 jump threading. Schedule another cfg cleanup run.
21468 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21471 * attribs.c (decl_attributes): Return early on errorneous node.
21473 2008-04-10 Oleg Ryjkov <olegr@google.com>
21475 * tree.h (struct tree_base): Added a new flag default_def_flag.
21476 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21478 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21480 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21482 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21485 * pa.md: Define mode iterator P. Define mode attribute dwc.
21486 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21487 (icacheflush): Likewise.
21488 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21489 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21491 2008-04-11 Ben Elliston <bje@au.ibm.com>
21493 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21495 2008-04-10 Rafael Espíndola <espindola@google.com>
21497 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21498 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21499 (extract_range_from_expr): The same.
21501 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21503 * config/mips/mips.md (GPR2): New mode iterator.
21504 (seq): Add comment.
21505 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21506 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21507 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21508 Rewrite these to take two modes, the mode of comparison and the
21509 mode of the destination.
21510 * config/mips/mips.c (mips_expand_scc): Instead of having
21511 paradoxical subreg as destination, expand "narrowing" scc if mode
21512 of comparison is SI and target is requested in DI mode.
21513 (mips_emit_int_order_test): Update comment. Make mode of
21514 comparison match CMP0 rather than TARGET. When creating inverse
21515 target use mode of TARGET.
21517 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21519 * gcov-dump.c (tag_summary): Only print summaries for the first
21520 GCOV_COUNTERS_SUMMABLE counters.
21522 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21524 * config/i386/i386.md (absneg): New code iterator.
21525 (absnegprefix): New code attribute.
21526 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21527 patterns using absneg code iterator.
21528 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21529 using absneg code iterator.
21530 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21531 *neg<mode>2 patterns using absneg code iterator.
21532 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21533 *negextendsfdf2 patterns using absneg code iterator.
21534 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21535 *negextendsfxf2 patterns using absneg code iterator.
21536 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21537 *negextendsfdf2 patterns using absneg code iterator.
21538 * config/i386/sse.md (<code><mode>2): Macroize expander from
21539 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21541 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21543 * config/s390/s390.h: Remove the remains of the recent search
21544 & replace action of current_function_outgoing_args_size.
21546 2008-04-10 Ira Rosen <irar@il.ibm.com>
21548 PR tree-optimization/35821
21549 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21550 NEW_STMT_LIST is not NULL.
21552 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21555 * toplev.c (process_options): Remove -ffunction-sections debugging
21558 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21560 PR middle-end/PR28690
21561 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21562 than gen_rtx_fmt_ee to perform more canonicalizations.
21564 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21567 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21569 2008-04-09 Richard Guenther <rguenther@suse.de>
21571 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21572 (dump_function_to_file): Dump function arguments with types.
21574 2008-04-08 Richard Guenther <rguenther@suse.de>
21576 * fold-const.c (fold_widened_comparison): Do not allow
21577 sign-changes that change the result.
21579 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21582 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21583 kinds of indirect references.
21585 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21587 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21588 GNU Fortran language string.
21590 2008-04-08 Rafael Espíndola <espindola@google.com>
21592 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21593 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21594 * tree.h (tree_call_nonnegative_warnv_p): New.
21596 2008-04-08 Jan Hubicka <jh@suse.cz>
21598 * function.c (free_after_compilation): Clear out regno_reg_rtx
21601 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21604 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21606 PR middle-end/PR28690
21607 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21608 same precedence as REG_POINTER and MEM_POINTER operands.
21610 2008-04-08 Richard Guenther <rguenther@suse.de>
21612 PR middle-end/35834
21613 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21614 for adding index to base.
21616 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21618 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21619 (MINGW_ENABLE_EXECUTE_STACK): New.
21620 (IN_LIBGCC2): For libgcc include windows.h file for
21621 function declarations.
21623 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21625 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21626 and tem2 if tem1 is not a REG or MULT.
21628 2008-04-08 Jan Hubicka <jh@suse.cz>
21630 * function.h (incomming_args): Break out of struct function.
21631 (function_subsections): Break out of struct function.
21632 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21633 return_rtx and hard_reg_initial_vals from struct function.
21634 Kill inl_max_label_num.
21635 (current_function_pops_args, current_function_args_info,
21636 current_function_args_size, current_function_args_size,
21637 current_function_pretend_args_size,
21638 current_function_outgoing_args_size,
21639 current_function_internal_arg_pointer, current_function_return_rtx):
21640 Kill compatibility accestor macros.
21641 * builtins.c (expand_builtin_apply_args_1): Update.
21642 (expand_builtin_next_arg): Update.
21643 * df-scan.c (df_get_call_refs): Update.
21644 * dbxout.c (dbxout_function_end): Update.
21645 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21646 (output_line_info): Update.
21647 (secname_for_decl): Update.
21648 (dwarf2out_var_location): Update.
21649 * function.c (free_after_compilation): Update.
21650 (assign_parm_find_stack_rtl): Update.
21651 (assign_parms): Update.
21652 (expand_dummy_function_end): Update.
21653 (expand_function_end): Update.
21654 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21655 (expand_call): Update.
21656 (emit_library_call_value_1): Update.
21657 (store_one_arg): Update.
21658 * varasm.c (initialize_cold_section_name): Update.
21659 (unlikely_text_section): Update.
21660 (unlikely_text_section_p): Update.
21661 (assemble_start_function): Update.
21662 (assemble_end_function): Update.
21663 (default_section_type_flags): Update.
21664 (switch_to_section): Update.
21665 * integrate.c (set_decl_abstract_flags): Update.
21666 (get_hard_reg_initial_val): Update.
21667 (has_hard_reg_initial_val): Update.
21668 (allocate_initial_values): Update.
21669 * resource.c (init_resource_info): Update.
21670 * config/alpha/alpha.c (NUM_ARGS): Update.
21671 (direct_return): Update.
21672 (alpha_va_start): Update.
21673 (alpha_sa_size): Update.
21674 (alpha_initial_elimination_offset): Update.
21675 (alpha_expand_prologue): Update.
21676 (alpha_start_function): Update.
21677 (alpha_expand_epilogue): Update.
21678 (unicosmk_initial_elimination_offset):
21679 * config/alpha/alpha.md (call expander): Update.
21680 * config/s390/s390.c (s390_register_info): Update.
21681 (s390_register_info): Update.
21682 (s390_frame_info): Update.
21683 (s390_initial_elimination_offset): Update.
21684 (s390_build_builtin_va_list): Update.
21685 (s390_va_start): Update.
21686 * config/spu/spu.c (direct_return): Update.
21687 (spu_expand_prologue): Update.
21688 (spu_initial_elimination_offset): Update.
21689 (spu_build_builtin_va_list): Update.
21690 (spu_va_start): Update.
21691 * config/sparc/sparc.c (sparc_init_modes): Update.
21692 (sparc_compute_frame_size): Update.
21693 (function_value): Update.
21694 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21695 * config/i386/i386.md (return expander): Update.
21696 * config/i386/i386.c (ix86_va_start): Update.
21697 (ix86_can_use_return_insn_p): Update.
21698 (ix86_compute_frame_layout): Update.
21699 (ix86_expand_epilogue): Update.
21700 * config/sh/sh.c (output_stack_adjust): Update.
21701 (calc_live_regs): Update.
21702 (sh_expand_prologue): Update.
21703 (sh_builtin_saveregs): Update.
21704 (sh_va_start): Update.
21705 (initial_elimination_offset): Update.
21706 (sh_allocate_initial_value): Update.
21707 (sh_function_ok_for_sibcall): Update.
21708 (sh_get_pr_initial_val): Update.
21709 * config/sh/sh.md (return expander): Update.
21710 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21711 * config/crx/crx.c (crx_compute_frame): UPdate.
21712 (crx_initial_elimination_offset): UPdate.
21713 * config/xtensa/xtensa.c (compute_frame_size): Update
21714 (xtensa_builtin_saveregs): Update.
21715 (xtensa_va_start): Update.
21716 (order_regs_for_local_alloc): Update.
21717 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21718 (xstormy16_expand_builtin_va_start): Update.
21719 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21720 * config/m68hc11/m68hc11.md (return expanders): Update.
21721 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21722 (expand_epilogue): Update.
21723 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21724 (cris_simple_epilogue): Update.
21725 (cris_expand_prologue): Update.
21726 (cris_expand_epilogue): Update.
21727 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21728 (compute_frame_size): Update.
21729 * config/mt/mt.c (mt_compute_frame_size): Update.
21730 * config/mn10300/mn10300.c (expand_prologue): Update.
21731 (expand_epilogue): Update.
21732 (initial_offset): Update.
21733 (mn10300_builtin_saveregs):
21734 * config/mn10300/mn10300.md (return expander): Update.
21735 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21736 (ia64_initial_elimination_offset): Update.
21737 (ia64_initial_elimination_offset): Update.
21738 (ia64_expand_prologue): Update.
21739 * config/m68k/m68k.md (return expander): Update.
21740 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21741 (rs6000_stack_info): Update.
21742 * config/mcore/mcore.c (layout_mcore_frame): Update.
21743 (mcore_expand_prolog): Update.
21744 * config/arc/arc.c (arc_compute_frame_size): Update.
21745 * config/score/score3.c (score3_compute_frame_size): Update.
21746 * config/score/score7.c (score7_compute_frame_size): Update.
21747 * config/arm/arm.c (use_return_insn): Update.
21748 (thumb_find_work_register): Update.
21749 (arm_compute_save_reg_mask): Update.
21750 (arm_output_function_prologue): Update.
21751 (arm_output_epilogue): Update.
21752 (arm_size_return_regs): Update.
21753 (arm_get_frame_offsets): Update.
21754 (arm_expand_prologue): Update.
21755 (thumb_exit): Update.
21756 (thumb_unexpanded_epilogue): Update.
21757 (thumb1_output_function_prologue): Update.
21758 * config/pa/pa.md (return expander): Update.
21759 * config/pa/pa.c (compute_frame_size): Update.
21760 (hppa_builtin_saveregs): Update.
21761 * config/mips/mips.c (mips_va_start): Update.
21762 (mips16_build_function_stub): Update.
21763 (mips_compute_frame_info): Update.
21764 (mips_restore_gp): Update.
21765 (mips_output_function_prologue): Update.
21766 (mips_expand_prologue): Update.
21767 * config/v850/v850.c (compute_frame_size): Update.
21768 (expand_prologue): * config/mmix/mmix.c (along): update.
21769 (mmix_initial_elimination_offset): update.
21770 (mmix_reorg): update.
21771 (mmix_use_simple_return): update.
21772 (mmix_expand_prologue): update.
21773 (mmix_expand_epilogue): Update.
21774 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21775 (emit_link_insn): Update.
21777 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21779 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21780 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21782 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21785 2008-04-07 Jan Hubicka <jh@suse.cz>
21787 * function.h (rtl): Rename to x_rtl.
21788 (crtl): New define.
21789 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21790 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21791 used_temp_slots avail_temp_slots, temp_slot_level,
21792 nonlocal_goto_handler_labels): Update accesstors.
21793 (rtl): New global variable.
21794 (struct function): Move some fileds to rtl_data.
21795 (get_arg_pointer_save_area): Update prototype.
21796 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21797 get_arg_pointer_save_area.
21798 * expr.c (init_expr): Update
21799 * function.c (get_frame_size): Update
21800 (assign_stack_local): Update
21801 (expand_function_end): Update.
21802 (get_art_pointer_save_area): Update
21804 * emit-rtl.c (rtl): Declare.
21805 (regno_reg_rtx): Declare.
21806 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21808 (gen_reg_rtx): Update.
21809 * varasm.c (n_deferred_constatns): Update accestor.
21810 (init_varasm_status): Do not allocate varasm_status.
21811 (force_const_mem, get_pool_size, output_constant_pool): Update.
21812 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21813 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21814 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21815 * sparc/sparc.h (INIT_EXPANDERS): Update.
21816 * ia64/ia64.h (INIT_EXPANDERS): Update.
21818 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21820 * reload.c (push_secondary_reload): Add missing break to for loop.
21822 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21824 PR middle-end/PR28690
21825 * rtlanal.c: Update copyright years.
21826 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21827 as REG_POINTER and MEM_POINTER operands.
21828 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21829 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21830 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21831 * gcse.c: Update copyright years.
21832 (pre_delete): Call gen_reg_rtx_and_attrs.
21833 (hoist_code): Likewise.
21834 (build_store_vectors): Likewise.
21835 (delete_store): Likewise.
21836 * loop-invariant.c (move_invariant_reg): Likewise.
21837 Update copyright years.
21839 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21841 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21842 control string instead of quoted.
21844 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21846 * doc/rtl.texi: Rewrite of subreg section.
21848 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21851 * config/i386/i386.c (legitimize_pic_address): Add treating
21852 of dllimport SYM_REF's.
21853 (legitimize_dllimport_symbol): Add prototype.
21855 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21857 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21858 reference in constructor with non self-referential type.
21860 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21862 Removal of Return with Depressed Stack Pointer support
21863 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21864 (ECF_SP_DEPRESSED): Likewise.
21865 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21866 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21867 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21868 (expand_call): Do not test ECF_SP_DEPRESSED.
21869 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21870 * function.c (keep_stack_depressed): Delete.
21871 (handle_epilogue_set): Likewise.
21872 (update_epilogue_consts): Likewise.
21873 (emit_equiv_load): Likewise.
21874 (thread_prologue_and_epilogue_insns): Remove support for Return with
21875 Depressed Stack Pointer.
21876 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21878 2008-04-06 Richard Guenther <rguenther@suse.de>
21880 PR tree-optimization/35400
21881 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21882 information from SSA_NAMEs.
21884 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21886 * config/avr/avr.h (avr_mega_p): Remove declaration.
21887 (AVR_MEGA): Remove macro.
21888 * config/avr/avr.c (avr_mega_p): Remove variable.
21889 (avr_override_options): Remove inicializion of avr_mega_p.
21890 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21891 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21892 (avr_jump_mode): (Ditto.).
21893 (avr_output_progmem_section_asm_op): (Ditto.).
21894 (avr_asm_init_sections): (Ditto.).
21895 (avr_asm_init_sections): (Ditto.).
21896 (avr_rtx_costs): (Ditto.).
21897 * config/avr/avr.md: (Ditto.).
21898 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21901 2008-04-06 Richard Guenther <rguenther@suse.de>
21903 PR tree-optimization/35842
21904 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21905 is_gimple_invariant_address.
21907 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21909 * gcc.c (default_compilers): Sync Fortran extensions list with
21910 that in fortran/lang-specs.h.
21911 * doc/invoke.texi: Likewise.
21912 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21913 * dwarf2out.c (gen_compile_unit_die): Likewise.
21915 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21917 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21919 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21922 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21923 attribute is used for nested functions.
21925 2008-04-05 Jan Hubicka <jh@suse.cz>
21927 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21929 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21931 (dump_files): Update.
21932 (enable_rtl_dump_file): Do not accept letter argument.
21933 * tree-pass.h (dump_file_info): Remove letter argument.
21934 * toplev.c (decode_d_option): Update -da handling.
21935 * toplev.h (enable_rtl_dump_file): Update prototype.
21936 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21937 it out based on pass type.
21938 (register_dump_files_1): Likewise.
21939 (init_optimization_passes): Update register_one_dump_file calls.
21940 (execute_one_pass): Sanity check that IPA passes are called at IPA
21941 level and RTL passes at RTL level.
21942 (execute_pass_list): IPA pass can not be after or subpass of
21944 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21945 disallov RTL subpasses of IPA subpasses.
21947 2008-04-05 Ben Elliston <bje@au.ibm.com>
21949 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21950 builtins that return exactly once and do not throw. Cache call to
21953 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21955 PR rtl-optimization/34916
21956 PR middle-end/35519
21957 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21958 between instruction pairs.
21960 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21962 * doc/invoke.texi: Document -mbitops for SH.
21963 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21964 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21965 * config/sh/sh.c (print_operand): Add %t operand code.
21966 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21967 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21968 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21969 (extendqihi2): Likewise.
21970 (movqi_i): Likewise.
21971 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21972 (extv): Use bld instruction for SH2A if possible.
21974 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21975 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21976 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21977 (bset.b, bclr.b): Define peepholes.
21978 * config/sh/sh.opt (mbitops): New option.
21980 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21983 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21984 and view convert expression.
21986 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21989 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21991 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21993 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21995 * config/i386/cpuid.h (bit_AES): New.
21996 (bit_PCLMUL): Likewise.
21998 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21999 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22000 SSE2 if AES or PCLMUL is enabled.
22001 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22002 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22003 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22004 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22005 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22006 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22007 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22008 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22009 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22010 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22011 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22012 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22013 __builtin_ia32_aeskeygenassist128 and
22014 __builtin_ia32_pclmulqdq128.
22015 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22016 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22017 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22019 * config/i386/i386.h (TARGET_AES): New.
22020 (TARGET_PCLMUL): Likewise.
22021 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22023 * config/i386/i386.md (UNSPEC_AESENC): New.
22024 (UNSPEC_AESENCLAST): Likewise.
22025 (UNSPEC_AESDEC): Likewise.
22026 (UNSPEC_AESDECLAST): Likewise.
22027 (UNSPEC_AESIMC): Likewise.
22028 (UNSPEC_AESKEYGENASSIST): Likewise.
22029 (UNSPEC_PCLMUL): Likewise.
22031 * config/i386/i386.opt (maes): New.
22032 (mpclmul): Likewise.
22034 * config/i386/sse.md (aesenc): New pattern.
22035 (aesenclast): Likewise.
22036 (aesdec): Likewise.
22037 (aesdeclast): Likewise.
22038 (aesimc): Likewise.
22039 (aeskeygenassist): Likewise.
22040 (pclmulqdq): Likewise.
22042 * config/i386/wmmintrin.h: New.
22044 * doc/extend.texi: Document AES and PCLMUL built-in function.
22046 * doc/invoke.texi: Document -maes and -mpclmul.
22048 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22050 * function.c (free_after_parsing): Replace with
22051 cxx_push_function_context from C++ front-end.
22052 (allocate_struct_function): Don't call langhook.
22053 * langhooks.h (struct lang_hooks_for_functions): Delete.
22054 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22056 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22057 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22058 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22059 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22060 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22061 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22062 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22064 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22065 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22067 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22070 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22073 2008-04-04 Richard Guenther <rguenther@suse.de>
22075 PR middle-end/35823
22076 * fold-const.c (optimize_minmax_comparison): Use the correct
22077 type for the constant in the simplified comparison.
22079 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22081 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22082 Pass L2 size as "--param l2-cache-size" to the compiler.
22083 (decode_l2_cache): New function to decode L2 cache parameters using
22084 0x8000006 extended cpuid function.
22085 (detect_caches_amd): Determine parameters of L2 cache using
22086 decode_l2_caches function.
22087 (decode_caches_intel): Decode L2 cache parameters.
22088 (detect_caches_intel): Determine L2 cache parameters using
22089 decode_caches_intel and decode_l2_caches functions.
22091 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22093 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22094 secondary input reload for subword loads from the constant pool.
22096 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22099 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22100 constants of the appropriate size for runtime calculations.
22103 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22104 decimal-float literal constant zero.
22106 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22109 * c-parser.c (c_parser_omp_atomic): Call
22110 default_function_array_conversion on the RHS.
22112 PR middle-end/35818
22113 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22114 call is_variable_sized if decl has incomplete type.
22116 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22118 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22120 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22122 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22124 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22125 (sgt<u>): Merge sgt and sgtu into new expander.
22126 (sgt, sgtu): Remove expanders.
22127 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22128 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22129 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22130 *sgtu_<mode>_mips16 into new pattern.
22131 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22132 (sge<u>): Merge sge and sgeu into new expander.
22133 (sge, sgeu): Remove expanders.
22134 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22136 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22137 (slt<u>): Merge slt and sltu into new expander.
22138 (slt, sltu): Remove expanders.
22139 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22140 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22141 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22142 *sltu_<mode>_mips16 into new pattern.
22143 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22144 (sle<u>): Merge sle and sleu into new expander.
22145 (sle, sleu): Remove expanders.
22146 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22147 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22148 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22149 *sleu_<mode>_mips16 into new pattern.
22150 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22152 2008-04-03 Jan Hubicka <jh@suse.cz>
22154 PR tree-optimization/35795
22155 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22156 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22157 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22158 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22159 * score/score3.c (score3_output_mi_thunk): Likewise.
22160 * score/score7.c (score7_output_mi_thunk): Likewise.
22161 * mips/mips.c (mips_output_mi_thunk): Likewise.
22163 2008-04-03 Richard Guenther <rguenther@suse.de>
22165 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22166 conversions. Simplify code.
22168 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22170 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22172 2008-04-03 Tom Tromey <tromey@redhat.com>
22173 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22175 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22176 * config/bfin/t-bfin-linux (generated_files): Add
22177 linux-sysroot-suffix.h.
22178 * doc/install.texi (Prerequisites): Require make 3.80.
22179 * doc/sourcebuild.texi (Front End Directory): Document new
22181 * Makefile.in (generated_files): New variable.
22182 (ALL_HOST_OBJS): New variable.
22183 ($(ALL_HOST_OBJS)): New target.
22185 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22187 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22188 (remap_block): Call id->transform_lang_insert_block instead
22190 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22191 Set id.transform_lang_insert_block to NULL.
22192 (clone_body): Move to cp/optimize.c
22193 * tree-inline.h (struct copy_body_data): Change
22194 transform_lang_insert_block to function pointer.
22195 (copy_generic_body, copy_decl_no_change): Export.
22196 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22197 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22198 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22200 * c-tree.h (insert_block): Kill.
22201 * c-decl.c (insert_block): Kill.
22203 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22205 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22206 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22207 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22209 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22210 argument, call {push,pop}_function_context from here.
22211 * c-parser.c: Use c_{push,pop}_function_context.
22213 * function.c (push_function_context_to): Move meat ...
22214 (push_function_context): ... here. Simplify.
22215 * function.c (pop_function_context_from): Move meat ...
22216 (pop_function_context): ... here. Simplify.
22217 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22219 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22220 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22221 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22222 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22224 2008-04-03 Ben Elliston <bje@au.ibm.com>
22226 * expmed.c (extract_force_align_mem_bit_field): Remove.
22228 2008-04-03 Richard Guenther <rguenther@suse.de>
22230 PR middle-end/35800
22231 * expr.h (try_casesi): Adjust prototype.
22232 * expr.c (try_casesi): Take fallback label as extra parameter.
22233 Use that for gen_casesi if default_label is NULL.
22234 * stmt.c (expand_case): Pass fallback label to try_casesi,
22235 make sure to fill gaps with a fallback label if default_label
22238 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22241 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22243 2008-04-03 Ben Elliston <bje@au.ibm.com>
22245 * expmed.c (extract_split_bit_field): Remove if (0) code.
22246 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22247 (do_ds_constraint): Likewise.
22249 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22251 * doc/cppopts.texi (-dU): Document.
22252 * c-common.h (flag_dump_macros): Update comment.
22253 * c-opts.c (handle_OPT_d): Handle -dU.
22254 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22255 dump_queued_macros, cb_used_define, cb_used_undef): New.
22256 (init_pp_output): Handle -dU.
22257 (cb_line_change): Call dump_queued_macros.
22258 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22260 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22262 * config/avr/predicates.md (io_address_operand): New predicate.
22263 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22264 * config/avr/avr.c (avr_io_address_p): Remove function.
22265 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22266 'avr_io_address_p' function.
22267 (out_movhi_r_mr): (Ditto.).
22268 (out_movqi_mr_r): (Ditto.).
22269 (out_movhi_mr_r): (Ditto.).
22270 (avr_address_cost): (Ditto.).
22272 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22274 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22275 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22276 in 32bit mode when XMM registers are available to avoid store
22278 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22279 corresponding post-reload splitters.
22281 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22283 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22284 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22285 __builtin_ia32_roundss.
22286 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22287 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22288 __builtin_ia32_roundss.
22289 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22290 IX86_BUILTIN_SHUFPD here.
22292 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22294 * config/i386/i386.md (plogic): New.
22295 (plogicprefix): Likewise.
22297 * config/i386/mmx.md (mmx_<code><mode>3): New.
22298 (mmx_and<mode>3): Removed.
22299 (mmx_ior<mode>3): Likewise.
22300 (mmx_xor<mode>3): Likewise.
22302 * config/i386/sse.md (<code><mode>3): New.
22303 (*<code><mode>3): Likewise.
22304 (*<code><mode>3): Likewise.
22305 (<code><mode>3): Likewise.
22306 (*sse_<code><mode>3): Likewise.
22307 (*sse2_<code><mode>3): Likewise.
22308 (<code>tf3): Likewise.
22309 (*<code>tf3): Likewise.
22310 (and<mode>3): Likewise.
22311 (*and<mode>3): Likewise.
22312 (ior<mode>3): Removed.
22313 (*ior<mode>3): Likewise.
22314 (xor<mode>3): Likewise.
22315 (*xor<mode>3): Likewise.
22316 (*and<mode>3): Likewise.
22317 (*ior<mode>3): Likewise.
22318 (*xor<mode>3): Likewise.
22319 (and<mode>3): Likewise.
22320 (*sse_and<mode>3): Likewise.
22321 (*sse2_and<mode>3): Likewise.
22322 (andtf3): Likewise.
22323 (*andtf3): Likewise.
22324 (ior<mode>3): Likewise.
22325 (*sse_ior<mode>3): Likewise.
22326 (*sse2_ior<mode>3): Likewise.
22327 (iortf3): Likewise.
22328 (*iortf3): Likewise.
22329 (xor<mode>3): Likewise.
22330 (*sse_xor<mode>3): Likewise.
22331 (*sse2_xor<mode>3): Likewise.
22332 (xortf3): Likewise.
22333 (*xortf3): Likewise.
22335 2008-04-02 Richard Guenther <rguenther@suse.de>
22337 PR tree-optimization/14495
22338 PR tree-optimization/34793
22339 * tree-vrp.c (struct switch_update): New structure.
22340 (to_remove_edges, to_update_switch_stmts): New VECs.
22341 (simplify_switch_using_ranges): New function. Remove not taken
22342 case labels and edges.
22343 (simplify_stmt_using_ranges): Call it.
22344 (identify_jump_threads): Mark edges we have queued for removal
22345 so we don't thread them.
22346 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22348 * tree-cfg.c (group_case_labels): Deal with missing default label.
22349 (tree_verify_flow_info): Allow missing default label.
22350 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22351 (emit_case_nodes): Likewise.
22352 (expand_case): Do not rely on the default label to be present.
22353 * expr.c (try_casesi): Deal with NULL default_label.
22354 (do_tablejump): Likewise.
22356 2008-04-02 Richard Guenther <rguenther@suse.de>
22358 PR tree-optimization/14495
22359 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22360 SWITCH_EXPR here ...
22361 (vrp_visit_switch_stmt): ... but here (new function).
22362 (find_case_label_index): New helper function.
22363 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22365 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22367 * fwprop.c: Fix ISO-C99ism.
22369 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22372 * Makefile.in (objdir): Set it here.
22373 * configure.ac: Not here. Find dynamic linker characteristics.
22374 * exec-tool.in: Use them.
22375 * aclocal.m4: Regenerate.
22376 * configure: Regenerate.
22378 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22380 * expr.c (expand_var): Delete it.
22381 * expr.h (expand_var): Delete prototype.
22382 * function.c (expand_function_start): Use expand_decl instead.
22383 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22386 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22388 PR rtl-optimization/35542
22389 * fwprop.c (forward_propagate_and_simplify): Replace
22390 loc_reg_mentioned_in_p with reg_mentioned_p.
22392 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22394 PR rtl-optimization/35281
22395 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22396 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22397 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22398 (varying_mem_p): Move above propagate_rtx.
22399 (all_uses_available_at): Do not check MEMs.
22401 2008-04-02 Rafael Espíndola <espindola@google.com>
22403 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22404 (register_edge_assert_for_2): Split the cond argument.
22405 (register_edge_assert_for_1): Adjust for the change in
22406 register_edge_assert_for_2.
22407 (register_edge_assert_for): Split the cond argument.
22408 (find_switch_asserts): Adjust for the change in
22409 register_edge_assert_for.
22411 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22413 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22414 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22415 offsets for 64-bit mingw.
22416 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22417 abi for x86_64-pc-mingw.
22419 2008-04-02 Richard Guenther <rguenther@suse.de>
22421 * tree-vrp.c (extract_range_from_assert): Make sure to not
22422 produce range min/max with TREE_OVERFOW set.
22423 If merging a anti-range and a range keep the anti-range if
22424 the range covers all values of the type.
22425 (register_edge_assert_for_2): Only allow sign-changing
22426 conversions in detecting canonical range checks. Also
22427 register an assert for the unsigned name if useful.
22429 PR tree-optimization/35787
22430 * tree-vrp.c (vrp_val_max): New function.
22431 (vrp_val_min): Likewise.
22432 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22433 (vrp_val_is_min): Likewise.
22434 (supports_overflow_infinity): Use vrp_val_{min,max}.
22435 (negative_overflow_infinity): Likewise.
22436 (positive_overflow_infinity): Likewise.
22437 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22438 (is_positive_overflow_infinity): Likewise.
22439 (is_overflow_infinity): Likewise.
22440 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22441 vrp_val_is_{min,max}.
22442 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22443 to ranges if possible. Avoid empty ranges.
22445 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22447 PR middle-end/35705
22448 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22449 the expression is a function address.
22451 2008-04-01 George Helffrich <george@gcc.gnu.org>
22453 PR fortran/35154, fortran/23057
22454 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22455 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22456 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22457 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22459 (dbxout_syms): Check for COMMON-based symbol and wrap in
22460 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22461 in bracket for efficiency.
22463 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22464 using DW_TAG_common_block + member offset.
22465 (add_pubname_string): New function.
22466 (dw_expand_expr): New function to find block name and offset for
22468 (common_check): New function to check whether symbol in Fortran COMMON.
22469 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22471 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22474 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22476 2008-04-02 Ben Elliston <bje@au.ibm.com>
22478 * config/v850/v850.md (casesi): Remove if (0) code.
22479 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22480 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22482 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22484 * config/i386/i386.md (rex64suffix): New mode attribute.
22485 (floathi<mode>2): Disable expander for SSE math.
22486 (*floathi<mode>2_1): New insn insn_and_split pattern.
22487 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22488 corresponding post-reload splitters.
22489 (*floathi<mode>2_i387): New macroized insn pattern.
22490 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22491 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22492 insn_and_split pattern.
22493 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22494 New macroized instruction patterns and corresponding post-reload
22496 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22497 and corresponding post-reload splitters.
22498 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22499 New macroized instruction patterns.
22500 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22501 macroized instruction patterns and corresponding post-reload splitters.
22502 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22503 corresponding post-reload splitters.
22504 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22505 New macroized instruction patterns.
22506 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22507 corresponding post-reload splitters.
22508 (*floatsi<mode>2_i387): New macroized instruction patterns.
22510 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22512 * config/i386/i386.md (smaxmin): New.
22513 (umaxmin): Likewise.
22514 (maxminiprefix): Likewise.
22515 (maxminfprefix): Likewise.
22516 (<code><mode>3): Likewise.
22517 (smin<mode>3): Removed.
22518 (smax<mode>3): Likewise.
22520 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22521 (mmx_<code>v4hi3): Likewise.
22522 (mmx_<code>v8qi3): Likewise.
22523 (mmx_smaxv2sf3): Removed.
22524 (mmx_sminv2sf3): Likewise.
22525 (mmx_umaxv8qi3): Likewise.
22526 (mmx_smaxv4hi3): Likewise.
22527 (mmx_uminv8qi3): Likewise.
22528 (mmx_sminv4hi3): Likewise.
22530 * config/i386/sse.md (<addsub><mode>3): New.
22531 (*<addsub><mode>3): Likewise.
22532 (<sse>_vm<addsub><mode>3): Likewise.
22533 (<maxmin><mode>3): Likewise.
22534 (*<maxmin><mode>3_finite): Likewise.
22535 (*<maxmin><mode>3): Likewise.
22536 (<sse>_vm<maxmin><mode>3): Likewise.
22537 (sse3_h<addsub>v4sf3): Likewise.
22538 (sse3_h<addsub>v2df3): Likewise.
22539 (<maxmin>v16qi3): Likewise.
22540 (*<maxmin>v16qi3): Likewise.
22541 (<maxmin>v8hi3): Likewise.
22542 (*<maxmin>v8hi3): Likewise.
22543 (*sse4_1_<maxmin><mode>3): Likewise.
22544 (*sse4_1_<maxmin><mode>3): Likewise.
22545 (add<mode>3): Removed.
22546 (*add<mode>3): Likewise.
22547 (<sse>_vmadd<mode>3): Likewise.
22548 (sub<mode>3): Likewise.
22549 (*sub<mode>3): Likewise.
22550 (<sse>_vmsub<mode>3): Likewise.
22551 (smin<mode>3): Likewise.
22552 (*smin<mode>3_finite): Likewise.
22553 (*smin<mode>3): Likewise.
22554 (<sse>_vmsmin<mode>3): Likewise.
22555 (smax<mode>3): Likewise.
22556 (*smax<mode>3_finite): Likewise.
22557 (*smax<mode>3): Likewise.
22558 (<sse>_vmsmax<mode>3): Likewise.
22559 (sse3_haddv4sf3): Likewise.
22560 (sse3_haddv2df3): Likewise.
22561 (sse3_hsubv4sf3): Likewise.
22562 (sse3_hsubv2df3): Likewise.
22563 (umaxv16qi3): Likewise.
22564 (*umaxv16qi3): Likewise.
22565 (smaxv8hi3): Likewise.
22566 (*smaxv8hi3): Likewise.
22567 (*sse4_1_smax<mode>3): Likewise.
22568 (*sse4_1_umax<mode>3): Likewise.
22569 (uminv16qi3): Likewise.
22570 (*uminv16qi3): Likewise.
22571 (sminv8hi3): Likewise.
22572 (*sminv8hi3): Likewise.
22573 (*sse4_1_smin<mode>3): Likewise.
22574 (*sse4_1_umin<mode>3): Likewise.
22576 2008-04-01 Rafael Espíndola <espindola@google.com>
22578 * tree-cfg.c (verify_expr): remove in_phi.
22579 (verify_stmt): Don't call walk_tree with verify_expr. Use
22580 is_gimple_min_invariant instead of is_gimple_val.
22582 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22584 * doc/include/gpl_v3.texi: Update for manpage generation.
22585 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22587 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22588 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22589 gpl_v3.texi instead of gpl.texi.
22592 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22595 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22597 2008-04-01 Rafael Espíndola <espindola@google.com>
22599 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22600 (extract_code_and_val_from_cond): Use
22601 extract_code_and_val_from_cond_with_ops.
22603 2008-04-01 Jan Hubicka <jh@suse.cz>
22605 * function.c (free_after_compilation): Free epilogue_delay_list.
22606 (prepare_function_start): Assert that previous compilation was freed.
22608 2008-04-01 Jan Hubicka <jh@suse.cz>
22609 Jim Wilson <wilson@tuliptree.org>
22610 Andreas Tobler <andreast@gcc.gnu.org>
22612 PR middle-end/35781
22613 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22614 rtl.emit instead cfun->emit.
22615 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22616 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22618 2008-04-01 Ben Elliston <bje@au.ibm.com>
22620 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22622 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22624 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22626 (fprofile-use): Add var flag_profile_use
22627 * coverage.c (coverage_begin_output): Do not open a gcno file for
22628 output only if -ftest-coverage is set.
22629 Do not add getpwd() to gcda file path.
22630 (build_gcov_info): Check the new flag
22631 flag_profile_datafile_relative_path.
22632 (coverage_init): Use profile_data_prefix.
22633 Read profile counter only if flag_profile_use is set.
22634 * opts.c (common_handle_option): New option fprofile-use=,
22635 fprofile-dir=, fprofile-generate=.
22636 * toplev.c (profile_data_prefix): New variable definition.
22637 * toplev.h (profile_data_prefix): New declaration.
22638 * doc/invoke.tex (Option Summary, Optimization Options):
22641 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22643 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22644 use tmp consistently.
22647 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22648 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22649 UNSPEC_FR_RECIP_APPROX_RES.
22650 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22652 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22655 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22657 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22659 PR middle-end/30186
22660 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22661 element of the vector via a pointer.
22663 2008-03-31 Ian Lance Taylor <iant@google.com>
22665 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22667 2008-03-31 Jan Hubicka <jh@suse.cz>
22669 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22670 get_arg_pointer_save_area.
22671 * expr.c (init_expr): Just clear out rtl.expr.
22672 * function.c (free_after_compilation): Clear out whole RTL structure.
22673 (get_func_frame_size): Merge into ...
22674 (get_frame_size): ... this one.
22675 (assign_stack_local_1): Merge into ...
22676 (assign_stack_local): ... this one.
22677 (expand_function_end): Update call of get_arg_pointer_save_area.
22678 (get_art_pointer_save_area): Remove cfun argument.
22679 * function.h (emit_status): regno_pointer_align does not need length
22680 attribute. Move x_regno_reg_rtx to ...
22681 (regno_reg_rtx): ... new global array.
22682 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22683 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22684 apply_args_value, forced_labels, stack_pointer_delta):
22686 (struct varasm_status): Move here from varasm.c
22687 (struct rtl_data): New. Move here some fields from struct function.
22688 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22689 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22690 used_temp_slots avail_temp_slots, temp_slot_level,
22691 nonlocal_goto_handler_labels): Update accesstors.
22692 (rtl): New global variable.
22693 (struct function): Move some fileds to rtl_data.
22694 (get_arg_pointer_save_area): Update prototype.
22695 * emit-rtl.c (rtl): Declare.
22696 (regno_reg_rtx): Declare.
22697 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22699 (gen_reg_rtx): Update.
22700 (init_virtual_regs): Do not tate emit_status argument.
22701 (init_emit): Do not allocate emit.
22702 * varasm.c (varasm_statuc): Move to function.h.
22703 (n_deferred_constatns): Update accestor.
22704 (init_varasm_status): Do not allocate varasm_status.
22705 (force_const_mem, get_pool_size, output_constant_pool): Update.
22706 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22707 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22709 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22711 PR rtl-optimization/35729
22712 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22715 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22718 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22719 load/store if memory is unaligned.
22720 (*movti_rex64): Likewise.
22722 * config/i386/predicates.md (misaligned_operand): New.
22724 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22727 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22730 2008-03-31 Jan Beulich <jbeulich@novell.com>
22732 * config/ia64/constraints.md: Add 'j' constraint.
22733 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22734 (movdi_internal): Likewise.
22736 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22739 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22741 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22744 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22745 proper error message for the third argument on blendpd and
22748 * config/i386/sse.md (blendbits): New.
22749 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22751 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22753 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22755 2008-03-30 Richard Guenther <rguenther@suse.de>
22757 PR middle-end/31023
22758 * fold-const.c (fold_sign_changed_comparison): Do leave
22759 conversions to base-types alone.
22761 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22763 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22764 the link register if one altivec register is be saved.
22766 2008-03-30 Ben Elliston <bje@au.ibm.com>
22768 * final.c (final_scan_insn): Remove if (0) code.
22770 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22772 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22774 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22776 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22777 of V4SFmode to ix86_binary_operator_ok.
22779 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22781 * config/i386/i386.c (override_options): Initialize
22782 ix86_veclib_handler to ix86_veclibabi_svml when
22783 -mveclibabi=svml is used.
22784 (ix86_veclibabi_svml): New function for SVML ABI style
22785 vectorization support.
22786 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22788 2008-03-28 Rafael Espíndola <espindola@google.com>
22790 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22791 (tree_binary_nonnegative_warnv_p): Make it public.
22792 (tree_single_nonnegative_warnv_p): Make it public.
22793 (tree_invalid_nonnegative_warnv_p): Make it public.
22794 (tree_unary_nonzero_warnv_p): Make it public.
22795 (tree_binary_nonzero_warnv_p): Make it public
22796 (tree_single_nonzero_warnv_p): Make it public.
22797 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22798 (extract_range_from_binary_expr): Split the expr argument.
22799 (extract_range_from_unary_expr): Split the expr argument.
22800 (extract_range_from_comparison): Split the expr argument.
22801 (extract_range_from_expr): Use the new aux functions.
22802 (vrp_evaluate_conditional_warnv): Use
22803 vrp_evaluate_conditional_warnv_with_ops.
22804 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22805 (tree_binary_nonzero_warnv_p): Declare.
22806 (tree_single_nonzero_warnv_p): Declare.
22807 (tree_expr_nonzero_warnv_p): Declare.
22808 (tree_unary_nonnegative_warnv_p): Declare.
22809 (tree_binary_nonnegative_warnv_p): Declare.
22810 (tree_single_nonnegative_warnv_p): Declare.
22811 (tree_invalid_nonnegative_warnv_p): Declare.
22813 2008-03-28 Richard Guenther <rguenther@suse.de>
22815 PR tree-optimization/30317
22816 PR tree-optimization/30911
22817 PR tree-optimization/34793
22818 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22819 (struct assert_locus_d): New member EXPR.
22820 (register_new_assert_for): Add EXPR parameter to support
22821 ASSERT_EXPR <name, expr OP limit>.
22822 (register_edge_assert_for_1): Adjust callers.
22823 (find_assert_locations): Likewise.
22824 (process_assert_insertions_for): Build condition from expression.
22825 (extract_range_from_assert): Handle ASSERT_EXPRs
22826 of the form ASSERT_EXPR <name, expr OP limit>.
22827 (register_edge_assert_for_2): New helper registering
22828 asserts for comparisons. Recognize range tests of the form
22829 (unsigned)i - CST1 OP CST2.
22830 (register_edge_assert_for_1): Use it.
22831 (register_edge_assert_for): Likewise.
22832 (needs_overflow_infinity): Integer sub-types
22833 do not need overflow infinities.
22834 (vrp_val_is_max): The extreme values of integer sub-types
22835 are those of the base type.
22836 (vrp_val_is_min): Likewise.
22837 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22840 2008-03-28 Nick Clifton <nickc@redhat.com>
22843 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22844 Return GENERAL_REGS for stack adjustment reloads.
22846 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22849 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22850 const_vector when all the vectors are constant.
22852 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22854 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22856 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22857 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22859 (s<code>_sf): Use new scc_sf attribute for opcode names.
22861 2008-03-27 Tom Tromey <tromey@redhat.com>
22863 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22864 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22865 config/spu/t-spu-elf, config/i386/t-interix,
22866 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22867 config/i386/x-darwin, config/i386/x-mingw32,
22868 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22869 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22870 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22871 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22872 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22873 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22874 config/score/t-score-elf, config/arm/t-strongarm-pe,
22875 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22876 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22877 Revert automatic dependency patch.
22879 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22882 * config/i386/i386.c (ix86_function_arg_boundary): Align
22883 decimal floating point to its natural boundary.
22885 2008-03-27 Richard Guenther <rguenther@suse.de>
22887 PR middle-end/35716
22888 * fold-const.c (fold_comparison): Restrict distinct decl
22889 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22890 solely rely on operand_equal_p.
22892 2008-03-27 Richard Guenther <rguenther@suse.de>
22895 * c-common.c (handle_weak_attribute): Reject combination of
22898 2008-03-27 Richard Guenther <rguenther@suse.de>
22900 PR tree-optimization/32810
22901 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22902 conversions from DECL_INITIAL.
22903 (fold_const_aggregate_ref): Likewise from constructor elements.
22905 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22907 * tree-affine.h (aff_combination_expand): Declare.
22908 (get_inner_reference_aff): Likewise.
22909 * tree-affine.c (aff_combination_expand): Split out from
22910 tree_to_aff_combination_expand.
22911 (get_inner_reference_aff): New function.
22912 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22913 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22914 (struct lim_aux_data): sm_done field removed.
22915 (mem_ref_loc_p, mem_ref_locs_p): New types.
22916 (struct mem_ref): Added id, stored, accesses_in_loop,
22917 indep_loop, dep_loop, indep_ref, dep_ref fields.
22918 Removed is_stored, locs and next fields.
22919 (memory_accesses): New variable.
22920 (movement_possibility): Do not allow moving statements
22921 that store to memory.
22922 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22924 (determine_max_movement): For statements with memory references,
22925 find the outermost loop in that the reference is independent.
22926 (move_computations_stmt): Mark the virtual operands for renaming.
22927 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22928 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22929 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22930 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22931 create_vop_ref_mapping, analyze_memory_references,
22932 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22933 get_all_locs_in_loop, ref_always_accessed_p,
22934 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22935 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22936 store_motion_loop, store_motion): New functions.
22937 (struct vop_to_refs_elt): New type.
22938 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22939 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22940 (schedule_sm): Replaced by...
22941 (execute_sm): ... this.
22942 (determine_lsm_ref, hoist_memory_references,
22943 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22944 find_more_ref_vops, free_mem_ref, free_mem_refs,
22945 determine_lsm_loop, determine_lsm): Removed.
22946 (tree_ssa_lim_finalize): Free data structures used by store motion.
22947 (tree_ssa_lim): Call analyze_memory_references. Use
22948 store_motion instead of determine_lsm.
22950 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22952 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22953 rename tmake_file to m68hc11/t-m68hc11.
22954 (mcore): Set inhibit_libc to true.
22955 * config.host (alpha*-dec-*vms*): Set extra_programs.
22956 (interix3*): Don't use host_xmake_file.
22957 * configure.ac: Let config.gcc override inhibit_libc.
22958 * configure: Regenerate.
22960 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22961 * config/t-openbsd-thread: Remove commented out lines.
22963 * config/x-interix: Remove.
22965 * config/m68hc11/t-m68hc11-gas: Rename to...
22966 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22968 * config/mcore/t-mcore: Remove T_CFLAGS.
22969 * config/mcore/t-mcore-pe: Likewise.
22971 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22973 * configure.ac: Replace custom __GNU_SOURCE test with
22974 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22975 * aclocal.m4: Regenerate.
22976 * configure: Regenerate.
22977 * config.in: Regenerate.
22979 2008-03-27 Richard Guenther <rguenther@suse.de>
22981 * fold-const.c (target.h): Include.
22982 (fold_comparison): Fold comparison of addresses of decls
22983 that bind locally or of constants. Consolidate address folding code.
22984 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22985 results from fold_binary_to_constant.
22986 (compare_values_warnv): Likewise.
22988 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22990 PR middle-end/35429
22991 * fold-const.c (fold_truthop): Check for integeral types when folding
22992 a == 0 && b == 0 and a != 0 || b != 0 .
22994 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22996 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22998 2008-03-26 Andreas Schwab <schwab@suse.de>
23000 * doc/invoke.texi: Fix use of @item vs. @itemx.
23002 2008-03-26 Tom Tromey <tromey@redhat.com>
23004 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23005 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23006 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23007 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23008 build/genconstants.o, build/genemit.o, build/genextract.o,
23009 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23010 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23013 2008-03-26 Richard Guenther <rguenther@suse.de>
23016 2008-03-26 Richard Guenther <rguenther@suse.de>
23018 * fold-const.c (target.h): Include.
23019 (fold_comparison): Fold comparison of addresses of two decls
23020 that bind locally. Consolidate address folding code.
23022 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23024 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23025 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23026 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23027 dconstsqrt2, dconstthird, dconste and/or dconst10.
23028 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23029 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23030 dconstsqrt2, dconste): Delete.
23031 (init_emit_once): Likewise. Simplify initializing dconstm1.
23033 * real.c (get_real_const): New.
23034 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23035 dconstsqrt2, dconste): Delete.
23036 (real_value_const, get_real_const): New.
23038 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23040 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23042 * config/i386/i386.c (ix86_function_arg_boundary): Check
23043 BIGGEST_ALIGNMENT instead of 128.
23044 (setup_incoming_varargs_64): Likewise.
23046 2008-03-26 Tom Tromey <tromey@redhat.com>
23048 * Makefile.in (DEPFILES): Add missing '/'.
23050 2008-03-26 Richard Guenther <rguenther@suse.de>
23052 * fold-const.c (target.h): Include.
23053 (fold_comparison): Fold comparison of addresses of two decls
23054 that bind locally. Consolidate address folding code.
23056 2008-03-26 Nick Clifton <nickc@redhat.com>
23059 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23060 not allow INT+INT as a legitimate addressing mode.
23062 2008-03-26 Richard Guenther <rguenther@suse.de>
23064 * tree-flow.h (widen_bitfield): Remove declaration.
23065 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23066 (widen_bitfield): Remove function.
23067 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23070 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23073 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23076 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23078 PR rtl-optimization/35232
23079 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23080 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23081 reg_reloaded_call_part_clobbered here.
23082 (reload_regs_reach_end_p): New function.
23083 (reload_reg_rtx_for_input): New variable.
23084 (reload_reg_rtx_for_output): Likewise.
23085 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23086 when reassigning a pseudo register. Load reloadreg from
23087 reload_reg_rtx_for_input, moving the mode and register
23089 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23090 instead of the original when deciding whether an input reload
23091 would be a no-op or whether an output reload can be deleted.
23092 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23093 when setting up new_spill_reg_store. Load it from
23094 reload_reg_rtx_for_output, moving the mode and register
23096 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23097 instead of the original when deciding whether an output reload
23098 would be a no-op. Do the same when modifying insn notes.
23099 Use rtx_equal_p instead of == to compare the registers.
23100 (inherit_piecemeal_p): Take a mode and two register numbers
23102 (emit_reload_insns): Clear new_spill_reg_store for every hard
23103 register in the reload register. Remove spill registers
23104 from reg_reloaded_valid before considering whether to record
23105 inheritance information for them. Use reload_reg_rtx_for_output
23106 instead of reg_rtx when recording output reloads. Use
23107 reload_reg_rtx_for_input instead of reg_rtx when recording
23108 input reloads. Set or clear reg_reloaded_call_part_clobbered
23109 at the same time as setting reg_reloaded_valid.
23110 (delete_output_reload): Add a new_reload_reg parameter and use it
23111 instead of rld[j].reg_rtx.
23112 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23115 2008-03-25 Tom Tromey <tromey@redhat.com>
23117 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23118 (build/genattr.o): Likewise.
23119 (build/genattrtab.o): Likewise.
23120 (build/gencodes.o): Likewise.
23121 (build/genconfig.o): Likewise.
23122 (build/genconstants.o): Likewise.
23123 (build/genemit.o): Likewise.
23124 (build/genextract.o): Likewise.
23125 (build/genflags.o): Likewise.
23127 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23129 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23130 instead of size_int for integer types.
23131 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23132 to match type of MINUS_EXPR.
23134 2008-03-25 Tom Tromey <tromey@redhat.com>
23136 * configure: Rebuilt.
23137 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23140 2008-03-25 Tom Tromey <tromey@redhat.com>
23142 * config/x-solaris (host-solaris.o): Update.
23143 * config/x-linux (host-linux.o): Update.
23144 * config/x-hpux (host-hpux.o): Update.
23145 * config/x-darwin (host-darwin.o): Update.
23146 * config/v850/t-v850e (v850-c.o): Update.
23147 * config/v850/t-v850 (v850-c.o): Update.
23148 * config/t-vxworks (vxworks.o): Update.
23149 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23150 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23151 * config/spu/t-spu-elf (spu-c.o): Update.
23153 * config/sh/t-symbian (sh-c.o): Update.
23154 (symbian.o): Update.
23155 * config/sh/t-sh (sh-c.o): Update.
23156 * config/score/t-score-elf (score7.o, score3.o): Update.
23157 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23158 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23159 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23160 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23161 (rs6000.o): Remove.
23162 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23163 * config/m32c/t-m32c (m32c-pragma.o): Update.
23164 * config/ia64/t-ia64 (ia64-c.o): Update.
23165 * config/i386/x-mingw32 (host-mingw32.o): Update.
23166 * config/i386/x-i386 (driver-i386.o): Update.
23167 * config/i386/x-darwin (host-i386-darwin.o): Update.
23168 * config/i386/x-cygwin (host-cygwin.o): Update.
23169 * config/i386/t-nwld (nwld.o): Update.
23170 * config/i386/t-netware (netware.o): Update.
23171 * config/i386/t-interix (winnt.o): Update.
23172 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23173 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23174 msformat-c.o): Update.
23175 * config/bfin/t-bfin-linux (generated_files): Add
23176 linux-sysroot-suffix.h.
23177 * config/arm/t-wince-pe (pe.o): Update.
23178 * config/arm/t-strongarm-pe (pe.o): Update.
23179 * config/arm/t-pe (pe.o): Update.
23180 * config/arm/t-arm (arm-c.o): Update.
23181 * doc/install.texi (Prerequisites): Require make 3.80.
23182 * Makefile.in: Remove .o targets.
23183 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23184 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23185 (simple_generated_h, simple_generated_c): Move earlier.
23186 (generated_files): New variable.
23187 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23188 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23189 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23190 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23191 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23192 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23193 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23194 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23195 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23196 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23197 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23198 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23200 (COMPILE.base, COMPILE): New variables.
23201 (%.o): New pattern rule.
23202 (ALL_HOST_OBJS): New variable.
23203 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23204 (dummy-checksum.o, cc1-checksum.o): Remove.
23205 (DRIVER_SHLIB): New variable.
23206 (DRIVER_DEFINES): Use it.
23207 (gencondmd.c): Move out of build/.
23208 (s-conditions): Update.
23209 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23210 (ALL_BUILD_OBJS): Likewise.
23211 (build/%.o): Use BUILDCOMPILE.
23212 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23213 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23214 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23215 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23216 build/genconfig.o, build/genconstants.o, build/genemit.o,
23217 build/genextract.o, build/genflags.o, build/genmddeps.o,
23218 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23219 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23220 build/gen-protos.o, build/scan.o, build/fix-header.o,
23221 build/scan-decls.o): Simplify.
23222 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23223 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23224 prefix.o, toplev.o): Reduce to variable setting.
23225 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23226 ($(out_object_file), gcc-options.o): New targets.
23227 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23228 * configure: Rebuilt.
23229 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23230 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23232 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23234 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23235 complain when we hit an error, return ERROR_MARK_NODE.
23237 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23239 * config/sh/constraints.md (Pso, Psz): New constraints.
23240 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23241 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23243 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23245 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23246 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23248 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23250 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23251 (prefetch_sh2a): New.
23253 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23254 Naveen.H.S <naveen.hs@kpitcummins.com>
23256 * config/sh/constraints.md (I28): New constraint.
23257 * config/sh/sh.c (broken_move): Add support for movi20s.
23258 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23260 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23261 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23262 Naveen.H.S <naveen.hs@kpitcummins.com>
23264 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23265 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23266 (print_operand): Handle resbank in %@ operand code.
23267 (sh_encode_section_info): New.
23268 (push_regs): Add conditions for resbank.
23269 (sh_expand_epilogue): Likewise.
23270 (sh_insert_attributes): Likewise.
23271 (sh_attribute_table): Likewise.
23272 (sh_handle_resbank_handler_attribute): New.
23273 (sh2a_handle_function_vector_handler_attribute): New.
23274 (sh2a_is_function_vector_call): New.
23275 (sh2a_get_function_vector_number): New.
23276 (sh2a_function_vector_p): New.
23277 (sh_cfun_resbank_handler_p): New.
23278 * config/sh/sh.md (calli): Emit jsr/n if possible.
23279 (calli_tbr_rel): New.
23280 (calli_pcrel): Emit jsr/n if possible.
23281 (return_i): Emit rts/n if possible.
23282 (call_valuei_tbr_rel): New.
23283 (call_valuei_pcrel): Add condition for SH2A target.
23284 (call_value): Likewise.
23285 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23286 (sh2a_get_function_vector_number): Likewise.
23287 (sh2a_is_function_vector_call): Likewise.
23288 * doc/extend.texi: Document TBR relative addressing of SH2A.
23289 (resbank): Add description for SH2A.
23291 2008-03-24 Richard Guenther <rguenther@suse.de>
23294 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23295 pointer assignments change conversions according to middle-end rules.
23296 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23297 * configure.ac: Include type checking in yes.
23298 * configure: Regenerate.
23300 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23302 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23303 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23305 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23307 * gthr-vxworks.h (UNUSED): Define.
23309 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23311 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23313 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23315 * doc/extend.texi (Function Attributes): Add missing comma in the
23316 example of the "alloc_size" attribute.
23318 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23321 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23323 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23326 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23329 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23330 of the underlying type of a MS bitfield layout to the natural
23331 alignment of the type.
23333 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23335 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23336 to their natural alignment to avoid store forwarding stalls.
23338 2008-03-22 Richard Guenther <rguenther@suse.de>
23340 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23341 For PHI nodes verify the address is invariant.
23342 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23343 (get_symbol_constant_value): Use is_gimple_min_invariant.
23344 (maybe_fold_stmt_indirect): Likewise.
23346 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23348 PR rtl-optimization/33927
23349 * Makefile.in (dse.o): Depend on $(TM_P_H).
23350 * expr.h (extract_low_bits): Declare.
23351 * expmed.c (extract_low_bits): New function.
23352 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23353 * dse.c: Include tm_p.h.
23354 (find_shift_sequence): Remove the read_reg argument and return the
23355 read value. Emit the instructions instead of returning them.
23356 Iterate on new_mode rather than calculating it each time.
23357 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23358 source to NEW_MODE and extract_low_bits to convert the shifted
23359 value to READ_MODE.
23360 (replace_read): Allow the load and store to have different mode
23361 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23362 or extraction instructions before trying the replacement. Update
23363 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23365 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23367 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23368 to their natural alignment to avoid store forwarding stalls.
23370 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23373 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23374 encouraging but not allowing gprs for input;
23375 change the input constraint to !f#r.
23376 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23378 change the output constraint to !f#r.
23380 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23383 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23384 corresponding post-reload splitters.
23385 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23386 when x87 FP math is selected.
23387 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23388 New function prototype.
23389 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23390 unreachable function to ease macroization of insn patterns.
23392 2008-03-21 Martin Jambor <mjambor@suse.cz>
23394 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23395 reference dumps if ddr is NULL or dependence is unknown.
23397 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23399 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23400 unsigned extension into account.
23401 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23402 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23403 Do computations on a scratch register.
23405 2008-03-21 Richard Guenther <rguenther@suse.de>
23407 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23408 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23409 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23410 * tree-ssa-dom.c (record_equality): Likewise.
23411 * tree-inline.c (copy_body_r): Likewise.
23412 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23415 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23417 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23418 as 'delete_unused' argument.
23420 2008-03-20 Richard Guenther <rguenther@suse.de>
23422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23423 special casing of constant qualifiers.
23424 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23425 care about them in general.
23426 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23427 regardless of their type.
23428 (fold_stmt_r): Forcefully fold *& if we end up with that.
23430 2008-03-20 Paul Brook <paul@codesourcery.com>
23432 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23433 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23435 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23437 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23438 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23440 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23442 * common.opt (Wmudflap): New option.
23443 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23444 (mx_register_decls): Likewise.
23445 (mudflap_finish_file): Likewise.
23446 * doc/invoke.texi: Document -Wno-mudflap.
23448 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23450 * c-format.c (replace_format_name_to_system_name): New.
23451 (cmp_attribs): New.
23452 (convert_format_name_to_system_name): New.
23453 (decode_format_attr): Add use of convert_format_name_to_system_name.
23454 (format_types_orig): Add gnu_ prefix to names.
23455 (check_format_info_main): Special treating of \0 escaped names for
23456 supporting multi-character format specifiers as I32, I64.
23457 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23458 (gnu_target_overrides_format_attributes): New.
23459 * c-format.h: Add structure target_ovr_attr to hold
23460 system specific formatter names.
23461 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23462 msformat-c.o file to c_target_objs and cxx_target_objs.
23463 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23464 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23465 (TARGET_N_FORMAT_TYPES): New.
23466 * config/i386/msformat-c.c: New.
23467 * config/i386/t-cygming: Add build rule for msformat-c.o.
23468 * doc/extend.texi: Add new format names gnu_* and ms_* and
23470 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23472 2008-03-20 Ira Rosen <irar@il.ibm.com>
23474 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23475 optimizations turned on under -O3.
23476 (ftree-vectorize): Add that the flag is turned on with -O3.
23478 2008-03-20 Ben Elliston <bje@au.ibm.com>
23480 * regmove.c (try_auto_increment): Fix spelling error in comment.
23481 * final.c (final_scan_insn): Likewise.
23483 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23486 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23487 allocator preferences for "y" and "r" class registers.
23488 ("*mov<mode>_internal"): Ditto.
23489 ("*movv2sf_internal_rex64"): Ditto.
23490 ("*movv2sf_internal"): Ditto.
23492 2008-03-19 Michael Matz <matz@suse.de>
23494 PR middle-end/35616
23495 * calls.c (expand_call): Check overlap of arguments with call
23496 address for sibcalls.
23498 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23501 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23502 of the underlying type of a MS bitfield layout to the natural
23503 alignment of the type.
23505 2008-03-19 Jan Hubicka <jh@suse.cz>
23508 * toplev.c (decode_d_option): Handle all CPP flags.
23509 * tree-vrp.c: Update tree_pass descriptors.
23510 * regrename.c: Update tree_pass descriptors.
23511 * fwprop.c: Update tree_pass descriptors.
23512 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23513 * tree-into-ssa.c: Update tree_pass descriptors.
23514 * tree-dump.c: Update tree_pass descriptors.
23515 * tree-complex.c: Update tree_pass descriptors.
23516 * tree-dump.h: Update tree_pass descriptors.
23517 * see.c: Update tree_pass descriptors.
23518 * cgraphbuild.c: Update tree_pass descriptors.
23519 * tracer.c: Update tree_pass descriptors.
23520 * tree-loop-distribution.c: Update tree_pass descriptors.
23521 * cgraph.c: Update tree_pass descriptors.
23522 * postreload-gcse.c: Update tree_pass descriptors.
23523 * postreload.c: Update tree_pass descriptors.
23524 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23525 * tree-tailcall.c: Update tree_pass descriptors.
23526 * tree-pass.h (tree_opt_pass): Rename to ...
23527 (opt_pass) ... this one; add "type" field and remove letter field.
23528 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23529 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23530 all_lowering_passes): Update declaration.
23531 * ipa-cp.c: Update tree_pass descriptors.
23532 * final.c: Update tree_pass descriptors.
23533 * omp-low.c: Update tree_pass descriptors.
23534 * tree-ssa-dse.c: Update tree_pass descriptors.
23535 * ipa-reference.c: Update tree_pass descriptors.
23536 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23537 * auto-inc-dec.c: Update tree_pass descriptors.
23538 * reorg.c: Update tree_pass descriptors.
23539 * cgraphunit.c: Update tree_pass descriptors.
23540 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23541 * tree-ssa-ccp.c: Update tree_pass descriptors.
23542 * df-core.c: Update tree_pass descriptors.
23543 * mode-switching.c: Update tree_pass descriptors.
23544 * tree-nomudflap.c: Update tree_pass descriptors.
23545 * modulo-sched.c: Update tree_pass descriptors.
23546 * ipa-pure-const.c: Update tree_pass descriptors.
23547 * cse.c: Update tree_pass descriptors.
23548 * web.c: Update tree_pass descriptors.
23549 * tree-stdarg.c: Update tree_pass descriptors.
23550 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23551 * tree-ssa-dom.c: Update tree_pass descriptors.
23552 * tree-nrv.c: Update tree_pass descriptors.
23553 * tree-ssa-alias.c: Update tree_pass descriptors.
23554 * loop-init.c: Update tree_pass descriptors.
23555 * gimple-low.c: Update tree_pass descriptors.
23556 * ipa-inline.c: Update tree_pass descriptors.
23557 * tree-ssa-sink.c: Update tree_pass descriptors.
23558 * global.c: Update tree_pass descriptors.
23559 * ifcvt.c: Update tree_pass descriptors.
23560 * jump.c: Update tree_pass descriptors.
23561 * predict.c: Update tree_pass descriptors.
23562 * tree-ssa-loop.c: Update tree_pass descriptors.
23563 * recog.c: Update tree_pass descriptors.
23564 * dse.c: Update tree_pass descriptors.
23565 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23566 * tree-eh.c: Update tree_pass descriptors.
23567 * regmove.c: Update tree_pass descriptors.
23569 * function.c: Update tree_pass descriptors.
23570 * tree-vectorizer.c: Update tree_pass descriptors.
23571 * gcse.c: Update tree_pass descriptors.
23572 * ipa-type-escape.c: Update tree_pass descriptors.
23573 * tree-if-conv.c: Update tree_pass descriptors.
23574 * init-regs.c: Update tree_pass descriptors.
23575 * ipa.c: Update tree_pass descriptors.
23576 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23577 * rtl-factoring.c: Update tree_pass descriptors.
23578 * lower-subreg.c: Update tree_pass descriptors.
23579 * bt-load.c: Update tree_pass descriptors.
23580 * tree-dfa.c: Update tree_pass descriptors.
23581 * except.c: Update tree_pass descriptors.
23582 * emit-rtl.c: Update tree_pass descriptors.
23583 * cfgexpand.c: Update tree_pass descriptors.
23584 * tree-cfgcleanup.c: Update tree_pass descriptors.
23585 * cfgcleanup.c: Update tree_pass descriptors.
23586 * tree-ssa-pre.c: Update tree_pass descriptors.
23587 * tree-sra.c: Update tree_pass descriptors.
23588 * tree-mudflap.c: Update tree_pass descriptors.
23589 * tree-ssa-copy.c: Update tree_pass descriptors.
23590 * cfglayout.c: Update tree_pass descriptors.
23591 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23592 * tree-ssa-dce.c: Update tree_pass descriptors.
23593 * tree-ssa.c: Update tree_pass descriptors.
23594 * regclass.c: Update tree_pass descriptors.
23595 * integrate.c: Update tree_pass descriptors.
23596 * tree-optimize.c: Update tree_pass descriptors.
23597 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23598 * tree-object-size.c: Update tree_pass descriptors.
23599 * combine.c: Update tree_pass descriptors.
23600 * tree-outof-ssa.c: Update tree_pass descriptors.
23601 * bb-reorder.c: Update tree_pass descriptors.
23602 * stack-ptr-mod.c: Update tree_pass descriptors.
23603 * var-tracking.c: Update tree_pass descriptors.
23604 * tree-profile.c: Update tree_pass descriptors.
23605 * tree-vect-generic.c: Update tree_pass descriptors.
23606 * reg-stack.c: Update tree_pass descriptors.
23607 * sched-rgn.c: Update tree_pass descriptors.
23608 * tree-ssa-structalias.c: Update tree_pass descriptors.
23609 * tree-cfg.c: Update tree_pass descriptors.
23610 * passes.c (current_pass): Update declaration.
23611 (finish_optimization_passes): Update.
23612 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23613 (register_one_dump_file, register_dump_files_1, next_pass_1):
23615 (init_optimization_passes): Update handling of new types.
23616 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23617 * ipa-struct-reorg.c: Update tree_pass descriptors.
23618 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23619 * combine-stack-adj.c: Update tree_pass descriptors.
23620 * cfgrtl.c: Update tree_pass descriptors.
23621 * dce.c: Update tree_pass descriptors.
23622 * tree-ssanames.c: Update tree_pass descriptors.
23624 2008-03-19 Richard Guenther <rguenther@suse.de>
23626 PR middle-end/35609
23627 * tree-ssa.c (walk_data): New structure.
23628 (warn_uninitialized_var): If not always_executed warn with "maybe"
23630 (execute_early_warn_uninitialized): Compute post-dominators.
23631 Initialize always_executed before processing each basic block.
23633 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23636 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23637 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23639 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23641 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23643 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23645 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23647 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23648 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23649 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23650 target after ignore has been set, and move there also the commputation
23651 of subtarget and original_target.
23652 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23653 (LANG_HOOKS_INITIALIZER): Remove it.
23654 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23656 2008-03-18 Richard Guenther <rguenther@suse.de>
23658 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23659 found an expression with constants, note that in the VN for the lhs.
23660 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23661 fold them to constants if possible. Run cleanup_cfg if done so.
23662 (execute_pre): Return todo.
23663 (do_pre): Likewise.
23664 (execute_fre): Likewise.
23665 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23667 (get_prop_source_stmt): Look through pointer conversions.
23669 2008-03-18 Jan Hubicka <jh@suse.cz>
23671 * tree-pretty-print.c: Include predict.h.
23672 (dump_generic_node): Dump predictor.
23673 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23674 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23675 * gimple-low.c (lower_stmt): Likewise.
23676 * expr.c (expand_expr_real): Likewise.
23677 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23679 (build_predict_expr, build_predict_expr): New.
23680 * predict.h (predictor_name, build_predict_expr): Update.
23681 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23682 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23683 * predict.def (PRED_CONTINUE): Update hitrate.
23684 * tree.def (PREDICT_EXPR): Define.
23685 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23686 do not handle BIND_EXPR.
23687 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23688 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23689 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23692 2008-03-18 Michael Matz <matz@suse.de>
23694 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23696 2008-03-18 Richard Guenther <rguenther@suse.de>
23698 * tree-gimple.h (is_gimple_invariant_address): Declare.
23699 (is_gimple_constant): Likewise.
23700 * tree-gimple.c (is_gimple_constant): New function.
23701 (is_gimple_invariant_address): Likewise.
23702 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23703 and is_gimple_invariant_address.
23704 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23706 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23707 an addressable base.
23709 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23711 PR middle-end/35611
23712 * gimplify.c (gimplify_expr): Gimplify second operand of
23715 2008-03-17 Richard Guenther <rguenther@suse.de>
23717 PR tree-optimization/19637
23718 * fold-const.c (fold_unary): Remove restrictions of removing
23719 intermediate pointer-conversions (P2)(P1)P0.
23720 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23721 conversion to void pointer.
23722 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23724 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23727 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23728 emulated thread local variables.
23730 2008-03-16 Richard Guenther <rguenther@suse.de>
23732 PR middle-end/35607
23733 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23734 expand TREE_INVARIANT operations that are not gimple invariant.
23736 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23738 * doc/extend.texi (Alignment): Say that the ABI controls
23739 the __alignof__ for non-strict-alignment targets rather
23740 than being a recommendation.
23742 2008-03-15 Paul Brook <paul@codesourcery.com>
23744 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23746 (arm_output_fn_unwind): Mark functions that can not be unwound.
23748 2008-03-15 Paul Brook <paul@codesourcery.com>
23750 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23751 extension instructions.
23753 2008-03-15 Richard Guenther <rguenther@suse.de>
23755 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23756 and fold constant aggregate refs.
23757 (fold_const_aggregate_ref): Handle string constants
23758 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23759 (evaluate_stmt): Simplify now that ccp_fold folds constant
23762 2008-03-15 Paul Brook <paul@codesourcery.com>
23764 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23765 (extzv): Use gen_extzv_t2.
23766 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23768 2008-03-15 Richard Guenther <rguenther@suse.de>
23770 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23771 (fold_const_aggregate_ref): Likewise.
23772 (get_value): Return NULL if we don't have any values.
23773 (ccp_finalize): Set const_val to NULL after freeing it.
23774 * tree-flow.h (get_symbol_constant_value): Declare.
23775 (fold_const_aggregate_ref): Likewise.
23776 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23778 2008-03-15 Richard Guenther <rguenther@suse.de>
23780 PR middle-end/35593
23781 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23782 to not produce negative array indices if not allowed. Add
23783 parameter to indicate that.
23784 (maybe_fold_offset_to_component_ref): Allow negative array
23785 indices only for the first member of a structure.
23786 (maybe_fold_offset_to_reference): Allow negative array indices.
23787 (maybe_fold_stmt_addition): Likewise.
23789 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23790 Anatoly Sokolov <aesok@post.ru>
23792 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23793 (avr_arch): Add ARCH_AVR6.
23794 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23795 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23796 instead of fixed value 2.
23797 (print_operand_address): Use gs() asm specifier instead of pm().
23798 (avr_assemble_integer): (Ditto.).
23799 (avr_output_addr_vec_elt): (Ditto.).
23800 (print_operand): Handle "!" code.
23801 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23802 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23803 (AVR_HAVE_EIJMP_EICALL): Define.
23804 (AVR_3_BYTE_PC): Redefine.
23805 (AVR_2_BYTE_PC): (Ditto.).
23806 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23807 (LINK_SPEC): Add atmega2560 and atmega2561.
23808 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23810 * config/avr/avr.md (call_insn): Use eicall instead of icall
23811 for 3 byte PC devices.
23812 (call_value_insn): (Ditto.).
23813 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23814 (indirect_jump): Use only for for 2 byte PC devices.
23815 (*tablejump): (Ditto.).
23816 (*indirect_jump_avr6): Add insn.
23817 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23818 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23819 instead of ijmp for 3 byte PC devices.
23820 (__tablejump2__): (Ditto.).
23821 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23822 (MULITLIB_DIRNAMES): (Ditto.).
23823 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23825 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23827 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23828 "sse2_umulsidi3". Use V1DI mode for operand 0.
23829 ("mmx_psadbw"): Use V1DI mode for operand 0.
23830 * config/i386/i386-modes.def (V1SI): New vector mode.
23831 * config/i386/i386.c (struct builtin_description)
23832 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23833 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23834 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23835 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23836 v1di_ftype_v8qi_v8qi type.
23837 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23839 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23840 __builtin_ia32_pmuludq]: Fix the mode of return value.
23842 2008-03-15 Richard Guenther <rguenther@suse.de>
23844 PR middle-end/35595
23845 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23848 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23850 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23851 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23852 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23853 unless TARGET_SERIALIZE_VOLATILE is enabled.
23854 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23855 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23856 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23858 2008-03-14 Richard Guenther <rguenther@suse.de>
23860 PR tree-optimization/34172
23861 * tree-flow.h (refs_may_alias_p): Declare.
23862 (get_single_def_stmt): Likewise.
23863 (get_single_def_stmt_from_phi): Likewise.
23864 (get_single_def_stmt_with_phi): Likewise.
23865 * tree-dfa.c (refs_may_alias_p): New function.
23866 (get_single_def_stmt): Likewise.
23867 (get_single_def_stmt_from_phi): Likewise.
23868 (get_single_def_stmt_with_phi): Likewise.
23869 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23870 (vn_reference_lookup_1): New helper function.
23871 (vn_reference_lookup): Walk the virtual use-def chain to
23872 continue searching for a match if the def does not alias the
23873 reference we are looking for.
23875 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23877 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23878 archive and Perzl. Update The Written Word listing.
23880 2008-03-14 Richard Guenther <rguenther@suse.de>
23882 PR tree-optimization/34043
23883 PR tree-optimization/33989
23884 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23886 (bitmap_find_leader): Use extra argument to verify dominance
23887 relationship inside a basic-block.
23888 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23889 (find_leader_in_sets): Adjust.
23890 (create_component_ref_by_pieces): Take extra argument for
23891 dominance check, handle lookup failures.
23892 (find_or_generate_expression): Likewise.
23893 (create_expression_by_pieces): Likewise.
23894 (insert_into_preds_of_block): Adjust.
23895 (create_value_expr_from): If asked for, verify all operands
23896 are in the blocks AVAIL_OUT set.
23897 (make_values_for_stmt): Check for SSA_NAMEs that are life
23898 over an abnormal edge.
23899 (compute_avail): Remove such check.
23900 (do_SCCVN_insertion): New function.
23901 (eliminate): If we do not find a leader suitable for replacement
23902 insert a replacement expression from SCCVN if available.
23903 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23904 (struct vn_ssa_aux): Add needs_insertion flag.
23905 * tree-ssa-sccvn.c (may_insert): New global flag.
23906 (copy_reference_ops_from_ref): Value-number union member access
23907 based on its size, not type and member if insertion is allowed.
23908 (visit_reference_op_load): For a weak match from union type
23909 punning lookup a view-converted value and insert a SSA_NAME
23910 for that value if that is not found.
23911 (visit_use): Make dumps shorter. Do not disallow value numbering
23912 SSA_NAMEs that are life over an abnormal edge to constants.
23913 (free_scc_vn): Release inserted SSA_NAMEs.
23914 (run_scc_vn): New flag to specify whether insertion is allowed.
23915 Process SSA_NAMEs in forward order.
23916 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23917 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23918 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23919 pointer type to/from integral types that do not change the
23920 precision to regular conversions.
23922 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23924 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23925 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23926 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23927 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23928 input arguments and the mode of return value. Built-in functions
23929 that operate on whole 64-bit MMX register now use V1DI mode.
23931 2008-03-13 Alon Dayan <alond@il.ibm.com>
23932 Olga Golovanevsky <olga@il.ibm.com>
23934 PR tree-optimization/35041
23935 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23936 to locate the right position in a statement.
23938 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23942 * config/i386/xmmintrin.h: Change all static inline functions to
23943 extern inline and add __gnu_inline__ attribute.
23944 * config/i386/bmintrin.h: Ditto.
23945 * config/i386/smmintrin.h: Ditto.
23946 * config/i386/tmmintrin.h: Ditto.
23947 * config/i386/mmintrin-common.h: Ditto.
23948 * config/i386/ammintrin.h: Ditto.
23949 * config/i386/emmintrin.h: Ditto.
23950 * config/i386/pmmintrin.h: Ditto.
23951 * config/i386/mmintrin.h: Ditto.
23952 * config/i386/mm3dnow.h: Ditto.
23954 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23956 PR middle-end/35185
23957 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23958 (lower_omp_2): New function.
23959 (lower_omp_1, lower_omp): Rewritten.
23961 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23964 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23965 with the phrase "Microsoft Windows compilers".
23966 (Push/Pop Macro Pragmas): New subsection. Document
23967 #pragma push_macro and pragma pop_macro.
23969 2008-03-12 Paul Brook <paul@codesourcery.com>
23971 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23973 2008-03-12 Paul Brook <paul@codesourcery.com>
23975 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23976 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23977 (thumb2_addsi_shortim): Rename ...
23978 (thumb2_addsi_short): ... to this. Allow register operands.
23979 (thumb2_subsi_short): New pattern.
23980 (thumb2_one_cmplsi2_short,
23981 thumb2_negsi2_short): New patterns and peepholes.
23983 2008-03-12 Paul Brook <paul@codesourcery.com>
23985 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23987 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23989 * config/i386/i386.md (int_cond): New code iterator.
23991 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23992 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23993 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23994 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23995 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23996 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23997 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23998 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24000 2008-03-12 Paul Brook <paul@codesourcery.com>
24002 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24003 instead of {arm,thumb}_compute_save_reg_mask.
24004 (output_return_instruction): Ditto.
24005 (thumb_unexpanded_epilogue): Ditto.
24006 (thumb1_expand_prologue): Ditto.
24007 (thumb1_output_function_prologue): Ditto.
24008 (arm_set_return_address): Ditto.
24009 (thumb_set_return_address): Ditto.
24010 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24011 regs to achieve stack alignment.
24012 (thumb1_compute_save_reg_mask): Fix compiler warning.
24013 (arm_output_epilogue): Use offsets->saved_regs_mask.
24014 Adjust stack pointer by poping call clobered registers.
24015 (arm_expand_prologue): Use offsets->saved_regs_mask.
24016 Adjust stack pointer by pushing extra registers.
24017 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24019 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24022 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24023 conversion to the operands of a multiplication.
24025 2008-03-12 Richard Guenther <rguenther@suse.de>
24027 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24028 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24029 * timevar.def (TV_TREE_PHIPROP): Add.
24030 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24031 pass description. Use TV_TREE_PHIPROP.
24032 * tree-ssa-forwprop.c: Remove phiprop code.
24034 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24036 PR middle-end/35549
24037 * omp-low.c (maybe_lookup_decl): Constify first argument.
24038 (use_pointer_for_field): Change last argument from bool to
24039 omp_context *. Disallow shared copy-in/out in nested
24040 parallel if decl is shared in outer parallel too.
24041 (build_outer_var_ref, scan_sharing_clauses,
24042 lower_rec_input_clauses, lower_copyprivate_clauses,
24043 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24045 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24046 Ira Rosen <irar@il.ibm.com>
24048 * tree-vectorizer.c (free_stmt_vec_info): New function.
24049 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24050 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24051 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24052 * tree-vect-transform.c (vectorizable_conversion): Free
24053 vec_oprnds0 if it was allocated.
24054 (vect_permute_store_chain): Remove unused VECs.
24055 (vectorizable_store): Free VECs that are allocated in the..
24057 (vect_transform_strided_load, vectorizable_load): Likewise.
24058 (vect_remove_stores): Simplify the code.
24059 (vect_transform_loop): Move code to vect_remove_stores().
24060 Call vect_remove_stores() and free_stmt_vec_info().
24062 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24064 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24065 TARGET_HPUX. Revise comment.
24066 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24067 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24068 Use sr4 variant of `be' instruction when not generating PIC code.
24069 (attr_length_call): Adjust for above change.
24071 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24073 * ipa-reference.c (static_execute): Remove module_statics_const and
24074 associated setting code.
24076 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24079 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24080 predicate for operand 1.
24081 (paritysi2_cmp): Use register_operand predicate for operand 2.
24082 Use earlyclobber modifier for operand 1. Remove support for
24084 (paritydi2_cmp): Use register_operand predicate for operand 3.
24085 Use earlyclobber modifier for operand 1. Remove support for
24088 2008-03-11 Paul Brook <paul@codesourcery.com>
24089 Vladimir Prus <vladimir@codesourcery.com>
24091 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24092 (arm_compute_save_reg0_reg12_mask): Always
24093 check if register 11 must be saved. Always safe hard frame pointer
24094 when frame_pointer_needeed.
24095 (arm_compute_save_reg_mask): Save IP and PC
24096 only with apcs frames.
24097 (arm_output_epilogue): Adjust Thumb2 codepath to
24098 be also invoked and work for ARM non-apcs frames.
24099 (arm_expand_prologue): Don't bother saving IP
24100 for non-apcs frame, since it's not clobbered by
24101 prologue code. Implement non-apcs frame
24104 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24106 PR rtl-optimization/35281
24107 * expr.c (convert_move): Use a new pseudo for the intermediate
24108 from_mode->word_mode result.
24110 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24112 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24113 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24114 * toplev.c (compile_file): Don't call it.
24116 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24118 PR middle-end/35526
24119 * expr.c (store_expr): Call emit_block_move if the mode
24120 of "temp" RTX is BLKmode.
24122 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24123 Richard Guenther <rguenther@suse.de>
24125 PR tree-optimization/31358
24126 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24127 the step with a NULL_TREE.
24128 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24129 to sizetype if type is a pointer type.
24130 (add_candidate_1): Don't convert the base and step to
24131 the generic type if the orginal type is a pointer type.
24132 (add_iv_value_candidates): Use sizetype for the step
24133 if type is a pointer type.
24134 (cand_value_at): Likewise.
24135 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24137 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24138 Don't convert the tem affine to the type.
24139 (add_elt_to_tree): Use sizetype for the step if a pointer.
24140 Use POINTER_PLUS_EXPR for pointers.
24141 (aff_combination_to_tree): Use sizetype for the step if a
24144 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24146 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24147 Remove commutativity hint.
24149 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24153 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24154 errorneous type. Check that v is a VAR_DECL.
24156 PR middle-end/35099
24157 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24159 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24161 PR tree-optimization/35494
24162 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24163 may be overriden at link and run time.
24165 2008-03-10 Richard Guenther <rguenther@suse.de>
24167 PR tree-optimization/34677
24168 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24169 (poolify_tree): Likewise.
24170 (modify_expr_template): Likewise.
24171 (poolify_modify_stmt): Likewise.
24172 (insert_fake_stores): Handle all component-ref style stores
24173 in addition to INDIRECT_REF. Also handle complex types.
24174 Do not poolify the inserted load.
24175 (realify_fake_stores): Do not rebuild the tree but only
24176 make it a SSA_NAME copy.
24177 (init_pre): Remove initialzation of modify_expr_template.
24178 Do not allocate modify_expr_node_pool.
24179 (fini_pre): Do not free modify_expr_node_pool.
24181 2008-03-10 Paul Brook <paul@codesourcery.com>
24183 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24184 to avoid conflicts.
24186 2008-03-10 Paul Brook <paul@codesourcery.com>
24187 Mark Shinwell <shinwell@codesourcery.com>
24189 * config/arm/cortex-r4.md: New.
24190 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24192 * config/arm/arm.md: Include cortex-r4.md.
24193 (insn): Add smmls, sdiv and udiv values.
24194 (generic_sched): Don't use generic scheduling for Cortex-R4.
24195 (arm_issue_rate): New function.
24196 (TARGET_SCHED_ISSUE_RATE): Define.
24198 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24200 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24202 2008-03-10 Richard Guenther <rguenther@suse.de>
24204 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24205 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24207 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24209 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24210 Set default to true.
24212 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24214 * c.opt (Wsynth): Deprecate.
24215 * doc/invoke.texi (Option Summary, Warning Options): Document
24216 -Wno-format-contains-nul.
24218 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24221 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24222 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24224 2008-03-09 Ira Rosen <irar@il.ibm.com>
24226 * config/rs6000/rs6000.c (builtin_description): Rename vector
24227 left shift operations.
24228 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24229 (altivec_vsl<VI_char>): Rename to ...
24230 (ashl<mode>3): ... new name.
24231 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24233 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24235 2008-03-08 Richard Guenther <rguenther@suse.de>
24237 * coverage.h (tree_coverage_counter_addr): Declare.
24238 * coverage.c (tree_coverage_counter_addr): New function.
24239 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24240 before using again.
24241 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24242 (tree_gen_one_value_profiler): Likewise.
24243 (tree_gen_ic_profiler): Likewise.
24244 (tree_gen_average_profiler): Likewise.
24245 (tree_gen_ior_profiler): Likewise.
24247 2008-03-08 Richard Guenther <rguenther@suse.de>
24249 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24250 (vn_binary_op_insert): Likewise.
24251 (vn_unary_op_lookup): Likewise.
24252 (vn_unary_op_insert): Likewise.
24253 (vn_nary_op_lookup): Declare.
24254 (vn_nary_op_insert): Likewise.
24255 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24256 and binary hashes, use a single obstack for unary_op_pool
24257 and binary_op_pool.
24258 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24259 a single struct vn_nary_op_s. Store tree code length and
24260 a variable number of operands.
24261 (struct vn_reference_op_struct): Remove unused op2.
24262 (vn_reference_op_eq): Do not compare op2.
24263 (vn_reference_op_compute_hash): Do not compute hash of op2.
24264 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24265 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24266 with vn_nary_op_compute_hash.
24267 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24268 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24270 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24272 (visit_unary_op): Call nary functions.
24273 (visit_binary_op): Likewise.
24274 (process_scc): Adjust for struct vn_tables_s changes.
24275 (allocate_vn_table): Likewise.
24276 (free_vn_table): Likewise.
24277 * tree-vn.c (vn_add): Call nary functions.
24278 (vn_lookup): Likewise.
24280 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24283 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24284 wdst back after sync_compare_and_swapqhi_internal.
24286 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24289 * config/i386/i386-modes.def (V1DI): New vector mode.
24290 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24291 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24292 (MMXMODE248): Ditto.
24293 (MMXMODE): Add V1DI mode.
24294 (mmxvecsize): Change DI mode to V1DI mode.
24295 ("mov<mode>): Use MMXMODEI8 mode iterator.
24296 ("*mov<mode>_internal_rex64"): Ditto.
24297 ("*mov<mode>_internal"): Ditto.
24298 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24299 ("mmx_sub<mode>3"): Ditto.
24300 ("mmx_adddi3"): Remove insn pattern.
24301 ("mmx_subdi3"): Ditto.
24302 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24303 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24304 ("mmx_ashl<mode>3"): Ditto.
24305 ("mmx_lshrdi3"): Remove insn pattern.
24306 ("mmx_ashldi3"): Ditto.
24307 * config/i386/i386.c (classify_argument): Handle V1DImode.
24308 (function_arg_advance_32): Ditto.
24309 (function_arg_32): Ditto.
24310 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24311 mmx_addv1di3 insn pattern.
24312 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24313 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24314 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24315 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24316 Remove definitions of built-in functions.
24317 (V1DI_type_node): New node.
24318 (v1di_ftype_v1di_int): Ditto.
24319 (v1di_ftype_v1di_v1di): Ditto.
24320 (v2si_ftype_v2si_si): Ditto.
24321 (v4hi_ftype_v4hi_di): Remove node.
24322 (v2si_ftype_v2si_di): Ditto.
24323 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24324 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24325 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24326 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24327 Add new builtins using def_builtin_const.
24328 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24329 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24330 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24331 * config/i386/mmintrin.h (__v1di): New typedef.
24332 (_mm_add_si64): Cast arguments to __v1di type.
24333 (_mm_sub_si64): Ditto.
24334 (_mm_sll_pi16): Cast __count to __v4hi type.
24335 (_mm_sll_pi32): Cast __count to __v2si type.
24336 (_mm_sll_si64): Cast arguments to __v1di type.
24337 (_mm_srl_pi16): Cast __count to __v4hi type.
24338 (_mm_srl_pi32): Cast __count to __v2si type.
24339 (_mm_srl_si64): Cast arguments to __v1di type.
24340 (_mm_sra_pi16): Cast __count to __v4hi type.
24341 (_mm_sra_pi32): Cast __count to __v2si type.
24342 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24343 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24344 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24345 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24346 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24347 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24348 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24349 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24350 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24351 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24352 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24353 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24355 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24357 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24359 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24362 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24363 reg+const addressing for Altivec modes. Don't generate reg+reg
24364 addressing for TFmode or TDmode quantities.
24366 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24368 * c-common.c (vector_types_convertible_p): Call langhook
24369 instead of comptypes.
24371 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24374 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24375 integral and scalar float variables which have a
24378 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24380 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24381 dwarf_register_span hook when emitting unwind information for
24382 register-to-memory saves.
24383 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24384 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24386 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24388 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24389 for the same VAR_DECL.
24391 2008-03-06 Tom Tromey <tromey@redhat.com>
24393 * treelang: Delete.
24394 * doc/standards.texi (Standards): Don't mention treelang.
24395 * doc/invoke.texi (Overall Options): Don't mention treelang.
24396 * doc/install.texi (Prerequisites): Don't mention bison or
24398 (Configuration): Don't mention treelang.
24399 (Building): Likewise.
24400 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24402 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24404 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24405 word-extractions out of a multi-word object.
24407 2008-03-06 Richard Guenther <rguenther@suse.de>
24409 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24410 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24411 result type and precision.
24412 * expr.c (get_inner_reference): Set unsignedp based on the result
24413 type of BIT_FIELD_REF.
24414 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24415 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24416 (try_instantiate_multiple_fields): Likewise. Use the correct type
24418 (sra_build_assignment): Likewise.
24419 (sra_build_elt_assignment): Likewise.
24420 (sra_explode_bitfield_assignment): Likewise.
24421 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24422 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24423 set BIT_FIELD_REF_UNSIGNED.
24424 (vectorizable_load): Likewise.
24426 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24428 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24431 2008-03-06 Richard Guenther <rguenther@suse.de>
24433 * alias.c (struct alias_set_entry): Move has_zero_child field
24434 to pack with alias_set.
24436 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24438 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24441 2008-03-05 Ian Lance Taylor <iant@google.com>
24443 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24445 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24447 * fwprop.c (update_df): Support width and offset parameters of
24449 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24450 global_conflicts): Change DF_REF_EXTRACT to either
24451 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24452 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24453 * df-scan.c (df_ref_record, df_defs_record,
24454 df_ref_create_structure, df_def_record_1, df_uses_record,
24455 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24456 df_bb_refs_collect, df_entry_block_defs_collect,
24457 df_exit_block_uses_collect): Support new width and offset fields.
24458 (ref_extract_pool): New storage pool.
24459 (df_free_ref): New function.
24460 (df_reg_chain_unlink, df_free_collection_rec,
24461 df_sort_and_compress_refs): Call df_free_ref.
24462 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24464 (df_ref_create_structure): Allocate df_ref_extract if offset and
24465 width fields are used.
24466 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24467 (df_uses_record): Get offset and width from ZERO_EXTRACT
24469 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24470 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24471 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24472 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24473 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24474 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24475 (df_ref_extract): New structure.
24476 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24477 (df_ref_create): Add width and offset parameters.
24479 2008-03-05 Richard Guenther <rguenther@suse.de>
24481 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24482 Use ranges_overlap_p.
24483 (offset_overlaps_with_access): Rename
24484 to ranges_overlap_p and move ...
24485 * tree-flow-inline.h (ranges_overlap_p): ... here.
24487 * tree.h (get_inner_reference, handled_component_p): Update
24490 * tree.h (record_component_aliases, get_alias_set,
24491 alias_sets_conflict_p, alias_sets_must_conflict_p,
24492 objects_must_conflict_p): Move declarations ...
24493 * alias.h (record_component_aliases, get_alias_set,
24494 alias_sets_conflict_p, alias_sets_must_conflict_p,
24495 objects_must_conflict_p): ... here.
24496 Include coretypes.h.
24497 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24499 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24501 * cfg.c: Include tree-flow.h.
24502 (remove_edge_raw): Call redirect_edge_var_map_clear.
24503 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24504 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24505 (redirect_edge_var_map_result): New.
24506 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24507 PENDING_STMT use with redirect_edge_var_map_*.
24508 * tree-ssa.c (edge_var_maps): New definition.
24509 (redirect_edge_var_map_add): New.
24510 (redirect_edge_var_map_clear): New.
24511 (redirect_edge_var_map_dup): New.
24512 (redirect_edge_var_map_vector): New.
24513 (redirect_edge_var_map_destroy): New.
24514 (ssa_redirect_edge): Replace PENDING_STMT use with
24515 redirect_edge_var_map_*.
24516 (flush_pending_stmts): Same.
24517 (delete_tree_ssa): Destroy edge var map.
24518 * tree-flow.h (struct _edge_var_map): New.
24519 Define edge_var_map vector type.
24520 Declare redirect_edge_var_map_* prototypes.
24521 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24522 * tree-cfg.c (reinstall_phi_args): Replace
24523 PENDING_STMT use with redirect_edge_var_map_*.
24525 2008-03-05 Richard Guenther <rguenther@suse.de>
24527 PR tree-optimization/35472
24528 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24529 whose single use_stmt has a overlapping set of loaded and
24530 stored symbols as that use_stmt might be a noop assignment then.
24532 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24534 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24536 2008-03-05 Richard Guenther <rguenther@suse.de>
24539 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24540 should be constants.
24541 * tree-cfg.c (verify_expr): Verify it.
24542 * fold-const.c (fold_truthop): Remove code generating
24543 BIT_FIELD_REFs of structure bases.
24544 (fold_binary): Likewise.
24545 (fold_ternary): Position and size of BIT_FIELD_REFs are
24546 always host integers.
24547 (make_bit_field_ref): Remove.
24548 (optimize_bit_field_compare): Remove.
24549 (all_ones_mask_p): Remove.
24551 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24554 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24555 (split_block_and_df_analyze): New. Split basic block and rebuild
24557 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24559 (split_pattern_seq): Likewise.
24560 (erase_matching_seqs): Likewise.
24561 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24563 2008-03-04 Geoff Keating <geoffk@apple.com>
24565 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24566 declaration and code.
24567 (tree_invalid_nonnegative_warnv_p): Likewise.
24569 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24571 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24572 examples. Truncate option-names then causing overfull hbox.
24574 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24577 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24579 * configure: Rebuilt.
24581 2008-03-04 Rafael Espíndola <espindola@google.com>
24583 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24584 (tree_unary_nonnegative_warnv_p): New.
24585 (tree_binary_nonnegative_warnv_p): New.
24586 (tree_single_nonnegative_warnv_p): New.
24587 (tree_invalid_nonnegative_warnv_p): New.
24588 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24590 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24593 * opts.c (handle_option): Postpone 'unknown option' errors only for
24596 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24599 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24602 2008-03-04 Rafael Espíndola <espindola@google.com>
24604 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24605 (tree_binary_nonzero_warnv_p): New.
24606 (tree_single_nonzero_warnv_p): New.
24607 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24609 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24611 PR middle-end/35456
24612 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24613 transformations for modes that have signed zeros.
24614 * ifcvt.c (noce_try_abs): Ditto.
24616 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24618 * config/i386/i386.c (override_options): Force
24619 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24621 2008-03-04 Jan Hubicka <jh@suse.cz>
24624 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24627 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24629 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24630 label to probe the stack.
24632 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24634 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24635 (__gthr_win32_mutex_destroy): Declare.
24636 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24637 __gthr_win32_mutex_destroy.
24638 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24640 2008-03-03 Jan Hubicka <jh@suse.cz>
24643 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24644 aggressive on inlining cold calls.
24646 2008-03-03 Richard Guenther <rguenther@suse.de>
24648 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24649 struct copies into the expression table.
24650 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24651 (try_to_simplify): Likewise.
24652 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24653 integral and pointer arguments which do not change the
24654 precision to NOP_EXPRs.
24655 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24656 VIEW_CONVERT_EXPR case.
24658 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24660 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24661 defined in a loop at depth 0 is invariant.
24662 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24663 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24664 be called at loop depth 0.
24666 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24669 * gcc.c (process_command): Update copyright notice dates.
24670 * gcov.c (print_version): Likewise.
24671 * gcov-dump.c (print_version): Likewise.
24672 * mips-tfile.c (main): Likewise.
24673 * mips-tdump.c (main): Likewise.
24675 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24678 * c-common.c (flag_permissive): Delete.
24679 (constant_expression_warnings): Check flags first.
24680 (constant_expression_error): New.
24681 * c-common.h (flag_permissive): Delete.
24682 (constant_expression_error): Declare.
24683 * flags.h (flag_permissive): Declare. Update description.
24684 * diagnostic.c (pedwarn): Update.
24686 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24687 (permissive_error_kind): New.
24688 * toplev.c (flag_permissive): Define. Update description.
24689 * toplev.h (permissive_error_kind): Declare.
24690 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24691 (pedwarn_c90): Use pedantic_warning_kind.
24692 * c-opts.c (c_common_post_options): flag_permissive does not affect
24693 flag_pedantic_errors.
24695 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24697 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24698 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24699 __absvsi2, __absvDI2): Use unsigned arithmetic.
24701 2008-03-02 Andi Kleen <ak@suse.de>
24702 Richard Guenther <rguenther@suse.de>
24704 * struct-equiv.c: Remove file.
24705 * cfg_cleanup.c (condjump_equiv_p): Remove.
24706 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24707 (struct-equiv.o): Remove rule.
24708 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24709 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24710 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24712 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24714 * ifcvt.c (noce_process_if_block): Try to handle only the then
24715 block if the else block exists but isn't suitable.
24717 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24720 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24721 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24722 regression from previous patch.
24724 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24727 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24729 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24730 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24731 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24732 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24733 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24734 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24735 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24736 (__gthread_mutex_destroy_function): Rename to
24737 __gthread_mutex_destroy.
24738 * gthr-dce.h (__gthread_mutex_destroy): Call
24739 pthread_mutex_destroy.
24740 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24741 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24742 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24744 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24746 * df-scan.c (df_ref_chain_change_bb): Simplify.
24747 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24748 set_block_for_insn if there's any change.
24749 * df.h ((df_insn_change_bb): Fix prototype.
24750 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24751 df_insn_change_bb, don't call set_block_for_insn.
24752 * emit-rtl.c (reorder_insns): Likewise.
24753 * haifa-sched.c (move_insn): Likewise.
24755 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24757 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24759 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24761 * tree-flow-inline.h (next_readonly_imm_use): Return
24762 NULL_USE_OPERAND_P after the end.
24764 2008-03-01 Richard Guenther <rguenther@suse.de>
24766 PR tree-optimization/35411
24767 * tree-sra.c (sra_build_assignment): Split conversion to
24768 final type to a separate statement if we are not assigning
24771 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24773 * fold-const.c (fold_convertible_p): Correct the logic to follow
24774 that in fold_convert().
24776 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24779 * tree-inline.c (build_duplicate_type): When we make a
24780 duplicate type, make it unique in the canonical types system.
24782 2008-02-29 Tom Tromey <tromey@redhat.com>
24784 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24785 input_file_stack_history, input_file_stack_restored): Remove.
24786 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24787 * input.h (struct file_stack): Remove.
24788 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24789 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24791 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24793 (diagnostic_last_module_changed): Add 'map' argument.
24794 (diagnostic_set_last_function): Likewise.
24795 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24796 line map, not input_file_stack.
24797 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24799 2008-02-29 Paul Brook <paul@codesourcery.com>
24801 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24803 2008-02-29 Paul Brook <paul@codesourcery.com>
24805 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24807 2008-02-29 Richard Guenther <rguenther@suse.de>
24809 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24811 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24812 value for comparing for a store match.
24813 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24814 (try_to_simplify): Do not do a full-blown reference lookup.
24816 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24818 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24819 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24821 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24823 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24825 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24826 strides against cache sizes.
24828 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24830 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24833 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24835 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24836 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24837 is smaller than the original promoted value.
24838 (simplify_subreg): If OP is a SUBREG, try to preserve its
24839 SUBREG_PROMOTED_VAR_P information.
24841 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24843 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24844 (VN_INFO_GET): Allocate new objects on the obstack.
24845 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24846 for rpo_numbers_temp, for consistency.
24847 (free_scc_vn): Free the obstack.
24849 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24851 * doc/invoke.texi: Document -ftree-loop-distribution.
24852 * tree-loop-distribution.c: New.
24853 * tree-pass.h (pass_loop_distribution): New.
24854 * graphds.h (struct graph): Add htab_t indices.
24855 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24856 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24857 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24858 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24859 * tree-data-ref.c (debug_data_dependence_relations): New.
24860 (dump_data_dependence_relation): Also print data references.
24861 (free_data_ref): Extern.
24862 (same_access_functions): Moved...
24863 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24864 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24865 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24866 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24867 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24868 (stmts_from_loop): Skip LABEL_EXPR.
24869 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24871 (build_rdg): Initialize rdg->indices htab.
24872 (free_rdg, stores_from_loop, ref_base_address,
24873 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24874 have_similar_memory_accesses_1, ref_base_address_1,
24875 remove_similar_memory_refs): New.
24876 * tree-data-ref.h: Depend on tree-chrec.h.
24877 (debug_data_dependence_relations, free_data_ref): Declared.
24878 (same_access_functions): ... here.
24879 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24881 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24882 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24883 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24884 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24885 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24886 rdg_vertex_for_stmt): Declared.
24887 (struct rdg_edge): Add level.
24889 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24890 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24892 (rdg_has_similar_memory_accesses): New.
24893 * tree-vect-analyze.c: Remove unused static decls.
24894 * lambda.h (dependence_level): New.
24895 * common.opt (ftree-loop-distribution): New.
24896 * tree-flow.h (mark_virtual_ops_in_bb,
24897 slpeel_tree_duplicate_loop_to_edge_cfg,
24898 rename_variables_in_loop): Declared.
24899 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24900 (OBJS-common): Add tree-loop-distribution.o.
24901 (tree-loop-distribution.o): New rule.
24902 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24903 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24904 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24906 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24909 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24910 other than structures and unions.
24912 2008-02-28 Richard Guenther <rguenther@suse.de>
24915 2008-02-26 Richard Guenther <rguenther@suse.de>
24917 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24918 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24919 (lookup_decl_from_uid): Declare.
24920 (remove_decl_from_map): Likewise.
24921 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24922 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24923 (decl_for_uid_map): New global hashtable mapping DECL_UID
24925 (init_ttree): Allocate it.
24926 (insert_decl_to_uid_decl_map): New helper function.
24927 (make_node_stat): Insert new decls into the map.
24928 (copy_node_stat): Likewise.
24929 (lookup_decl_from_uid): New function.
24930 (remove_decl_from_map): Likewise.
24931 (print_decl_for_uid_map_statistics): New helper.
24932 (dump_tree_statistics): Call it.
24934 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24935 (referenced_var_iterator): Adjust.
24936 (FOR_EACH_REFERENCED_VAR): Adjust.
24937 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24938 (num_referenced_vars): Adjust.
24939 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24940 (first_referenced_var): Remove.
24941 (end_referenced_vars_p): Likewise.
24942 (next_referenced_var): Likewise.
24943 (referenced_var_iterator_set): New helper function.
24944 * tree-dfa.c (referenced_var_lookup): Adjust.
24945 (referenced_var_check_and_insert): Likewise.
24946 (remove_referenced_var): Likewise.
24947 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24948 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24949 (verify_call_clobbering): Likewise.
24950 (verify_memory_partitions): Likewise.
24951 (init_tree_ssa): Allocate bitmap instead of hashtable for
24953 (delete_tree_ssa): Adjust.
24954 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24955 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24956 (compute_tag_properties): Likewise.
24957 (set_initial_properties): Likewise.
24958 (find_partition_for): Likewise.
24959 (update_reference_counts): Likewise.
24960 (dump_may_aliases_for): Likewise.
24961 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24962 (add_call_clobber_ops): Likewise.
24963 (add_call_read_ops): Likewise.
24964 (get_asm_expr_operands): Likewise.
24965 * tree-into-ssa.c (dump_decl_set): Likewise.
24966 (update_ssa): Likewise.
24967 * tree-sra.c (scan_function): Likewise.
24968 (decide_instantiations): Likewise.
24969 (scalarize_parms): Likewise.
24970 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24971 (dsa_named_for): Likewise.
24972 * tree-ssa-structalias.c (update_alias_info): Likewise.
24973 (merge_smts_into): Likewise.
24975 2008-02-27 David Daney <ddaney@avtrex.com>
24978 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24979 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24980 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24981 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24982 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24984 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24987 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24988 (BUILT_IN_NEXTTOWARD): Remove.
24989 (BUILT_IN_NEXTTOWARDF): Ditto.
24990 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24991 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24993 2008-02-27 Tom Tromey <tromey@redhat.com>
24995 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24996 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24998 2008-02-27 Jan Beulich <jbeulich@novell.com>
25000 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25001 update the respective field on newdecl.
25003 2008-02-27 Revital Eres <eres@il.ibm.com>
25005 PR rtl-optimization/34999
25006 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25007 crossing edges that ends with a call insn.
25008 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25009 call insn and clear the EDGE_CROSSING flag of the crossing edge
25010 when fixing fallthru edges.
25012 2008-02-27 Richard Guenther <rguenther@suse.de>
25014 PR middle-end/35390
25015 * fold-const.c (fold_unary): Return the correct argument,
25016 converted to the result type.
25018 2008-02-27 Richard Guenther <rguenther@suse.de>
25020 PR middle-end/34971
25021 * expr.c (expand_expr_real_1): Assert on rotates that operate
25023 * fold-const.c (fold_binary): Use the types precision, not the
25024 bitsize of the mode if folding rotate expressions. Build rotates
25025 only for full modes.
25027 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25029 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25030 and CPP_PRAGMA_EOL.
25031 * c-pragma.c (pragma_ns_name): New typedef.
25032 (registered_pp_pragmas): New variable.
25033 (c_pp_lookup_pragma): New function.
25034 (c_register_pragma_1): If flag_preprocess_only, do nothing
25035 for non-expanded pragmas, for expanded ones push pragma's
25036 namespace and name into registered_pp_pragmas vector.
25037 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25038 flag_preprocess_only, don't register GCC pch_preprocess
25039 pragma if flag_preprocess_only.
25040 * c-opts.c (c_common_init): Call init_pragma even if
25041 flag_preprocess_only.
25042 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25043 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25044 cpp_register_pragma if flag_preprocess_only.
25046 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25049 * c-parser.c (c_parser_translation_unit): Warn for empty
25050 translation unit, not empty source file.
25052 2008-02-26 Paul Brook <paul@codesourcery.com>
25054 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25055 operand for Thumb-2.
25056 * config/arm/arm.h (reg_class): Add CORE_REGS.
25057 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25058 (BASE_REG_CLASS): Use CORE_REGS.
25059 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25060 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25061 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25062 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25063 ARM_REGNO_OK_FOR_INDEX_P.
25064 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25065 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25066 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25067 (ldm/stm peepholes): Ditto.
25068 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25069 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25070 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25071 * config/arm/constraints.md: Enable "k" constraint on ARM.
25073 2008-02-27 Ben Elliston <bje@au.ibm.com>
25075 * config/rs6000/rs6000.c: Annotate cache line size field in all
25076 instances of struct processor_costs.
25078 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25080 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25081 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25082 jump_bypass): New counters.
25083 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25084 * dce.c (gate_ud_dce): Same.
25085 (gate_fast_dce): Same.
25086 * dse.c (gate_dse1): New function.
25087 (gate_dse2): New function.
25088 (gate_dse): Merge results of new gate functions.
25089 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25090 (gate_handle_jump_bypass): Add dbg_cnt.
25091 (gate_handle_gcse): Add dbg_cnt.
25092 * ifcvt.c (gate_handle_if_conversion): Same.
25093 (gate_handle_if_after_combine): Same.
25094 (gate_handle_if_after_reload): Same.
25095 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25097 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25099 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25101 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25103 2008-02-26 Jason Merrill <jason@redhat.com>
25106 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25107 alone if it's the naming decl for the type's main variant.
25109 2008-02-26 Tom Tromey <tromey@redhat.com>
25111 * system.h (USE_MAPPED_LOCATION): Poison.
25112 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25113 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25114 (make_goto_expr_edges): Likewise.
25115 (remove_bb): Likewise.
25116 (execute_warn_function_return): Likewise.
25117 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25119 * c-common.c (fname_decl): Remove old location code.
25120 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25122 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25124 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25125 (gen_rtx_ASM_INPUT): Likewise.
25126 (gen_rtx_ASM_INPUT_loc): Likewise.
25127 (get_rtx_asm_OPERANDS): Remove.
25128 * cfglayout.c (insn_locators_alloc): Remove old location code.
25129 (set_curr_insn_source_location): Likewise.
25130 (curr_insn_locator): Likewise.
25131 * print-tree.c (print_node): Remove old location code.
25132 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25133 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25134 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25135 location_from_locus.
25136 (construct_exit_block): Remove old location code.
25137 * emit-rtl.c (force_next_line_note): Remove old location code.
25138 * profile.c (branch_prob): Remove old location code.
25139 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25140 LOC_LINE): Remove old-location variants.
25141 * langhooks.c (lhd_print_error_function): Remove old location
25143 * configure, config.in: Rebuilt.
25144 * configure.ac (--enable-mapped-location): Remove.
25145 * c-decl.c (c_init_decl_processing): Remove old location code.
25146 (finish_function): Likewise.
25147 * recog.c (decode_asm_operands): Remove old location code.
25148 * c-pch.c (c_common_read_pch): Remove old location code.
25149 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25151 * gimple-low.c (lower_function_body): Remove old location code.
25152 * toplev.c (unknown_location): Remove.
25153 (push_srcloc): Remove old-location variant.
25154 (process_options): Remove old location code.
25155 (lang_dependent_init): Likewise.
25156 * input.h (UNKNOWN_LOCATION): Move definition.
25157 (location_t): Undeprecate.
25158 (source_locus): Remove.
25159 (location_from_locus): Remove.
25160 (struct location_s): Remove.
25161 Remove all old-location code.
25162 (input_line, input_filename): Remove.
25163 * final.c (final_scan_insn): Remove old location code.
25164 * diagnostic.c (diagnostic_build_prefix): Remove
25165 USE_MAPPED_LOCATION test.
25166 * tree.h (gimple_stmt) <locus>: Now a location_t.
25167 (tree_exp) <locus>: Likewise.
25168 (DECL_IS_BUILTIN): Remove old-location variant.
25169 (annotate_with_file_line, annotate_with_locus): Likewise.
25170 (expr_locus, set_expr_locus): Update.
25171 * tree.c (build1_stat): Remove old location code.
25172 (last_annotated_node): Remove.
25173 (annotate_with_file_line): Remove old-location variant.
25174 (annotate_with_locus): Likewise.
25175 (expr_location): Remove old location code.
25176 (set_expr_location): Likewise.
25177 (expr_has_location): Likewise.
25178 (expr_locus): Likewise.
25179 (set_expr_locus): Likewise.
25180 (expr_filename): Don't use location_from_locus.
25181 (expr_lineno): Likewise.
25182 * rtl-error.c (location_for_asm): Remove old location code.
25183 * c-lex.c (cb_line_change): Remove old location code.
25184 (fe_file_change): Likewise.
25185 (cb_def_pragma): Likewise.
25186 (c_lex_with_flags): Likewise.
25187 * gengtype.c (do_typedef): Don't special-case location types.
25188 (define_location_structures): Remove.
25189 (main): Don't call define_location_structures.
25190 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25193 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25196 * builtins.def (BUILT_IN_STDARG_START): Remove.
25197 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25198 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25199 * tree-inline.c (inline_forbidden_p_1): Likewise.
25201 2008-02-26 Richard Guenther <rguenther@suse.de>
25203 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25204 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25205 (lookup_decl_from_uid): Declare.
25206 (remove_decl_from_map): Likewise.
25207 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25208 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25209 (decl_for_uid_map): New global hashtable mapping DECL_UID
25211 (init_ttree): Allocate it.
25212 (insert_decl_to_uid_decl_map): New helper function.
25213 (make_node_stat): Insert new decls into the map.
25214 (copy_node_stat): Likewise.
25215 (lookup_decl_from_uid): New function.
25216 (remove_decl_from_map): Likewise.
25217 (print_decl_for_uid_map_statistics): New helper.
25218 (dump_tree_statistics): Call it.
25220 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25221 (referenced_var_iterator): Adjust.
25222 (FOR_EACH_REFERENCED_VAR): Adjust.
25223 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25224 (num_referenced_vars): Adjust.
25225 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25226 (first_referenced_var): Remove.
25227 (end_referenced_vars_p): Likewise.
25228 (next_referenced_var): Likewise.
25229 (referenced_var_iterator_set): New helper function.
25230 * tree-dfa.c (referenced_var_lookup): Adjust.
25231 (referenced_var_check_and_insert): Likewise.
25232 (remove_referenced_var): Likewise.
25233 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25234 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25235 (verify_call_clobbering): Likewise.
25236 (verify_memory_partitions): Likewise.
25237 (init_tree_ssa): Allocate bitmap instead of hashtable for
25239 (delete_tree_ssa): Adjust.
25240 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25241 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25242 (compute_tag_properties): Likewise.
25243 (set_initial_properties): Likewise.
25244 (find_partition_for): Likewise.
25245 (update_reference_counts): Likewise.
25246 (dump_may_aliases_for): Likewise.
25247 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25248 (add_call_clobber_ops): Likewise.
25249 (add_call_read_ops): Likewise.
25250 (get_asm_expr_operands): Likewise.
25251 * tree-into-ssa.c (dump_decl_set): Likewise.
25252 (update_ssa): Likewise.
25253 * tree-sra.c (scan_function): Likewise.
25254 (decide_instantiations): Likewise.
25255 (scalarize_parms): Likewise.
25256 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25257 (dsa_named_for): Likewise.
25258 * tree-ssa-structalias.c (update_alias_info): Likewise.
25259 (merge_smts_into): Likewise.
25261 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25264 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25265 * c-opts.c (c_common_handle_option): Wall enables
25266 Wvolatile-register-var.
25267 * common.opt: Move Wvolatile-register-var to...
25270 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25272 * common.opt (Wlarger-than=): New.
25273 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25275 * opts.c (common_handle_option): Handle -Wlarger-than=.
25276 * optc-gen.awk: Likewise.
25277 * opth-gen.awk: Likewise.
25278 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25279 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25281 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25283 * c-common.c (match_case_to_enum_1): Add appropriate
25284 OPT_W* parameter to warning.
25285 (c_do_switch_warnings): Likewise.
25286 * c-typeck.c (warning_init): Add one more parameter following
25287 'warning' function.
25288 (push_init_level): Update call to warning_init.
25289 (pop_init_level): Likewise.
25290 (add_pending_init): Likewise.
25291 (output_init_element: Likewise.
25293 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25296 * toplev.c (toplev_main): If there are warnings or error, print
25297 errors for ignored options.
25298 * opts.c (ignored_options): New static variable.
25299 (postpone_unknown_option_error): New.
25300 (print_ignored_options): New.
25301 (handle_option): Postpone errors for unknown -Wno-* options.
25302 * opts.h (print_ignored_options): Declare.
25304 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25306 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25309 2008-02-25 Richard Guenther <rguenther@suse.de>
25312 2008-02-25 Richard Guenther <rguenther@suse.de>
25314 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25315 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25316 (lookup_decl_from_uid): Declare.
25317 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25318 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25319 (decl_for_uid_map): New global hashtable mapping DECL_UID
25321 (init_ttree): Allocate it.
25322 (insert_decl_to_uid_decl_map): New helper function.
25323 (make_node_stat): Insert new decls into the map.
25324 (copy_node_stat): Likewise.
25325 (lookup_decl_from_uid): New function.
25326 (print_decl_for_uid_map_statistics): New helper.
25327 (dump_tree_statistics): Call it.
25329 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25330 (referenced_var_iterator): Adjust.
25331 (FOR_EACH_REFERENCED_VAR): Adjust.
25332 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25333 (num_referenced_vars): Adjust.
25334 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25335 (first_referenced_var): Remove.
25336 (end_referenced_vars_p): Likewise.
25337 (next_referenced_var): Likewise.
25338 (referenced_var_iterator_set): New helper function.
25339 * tree-dfa.c (referenced_var_lookup): Adjust.
25340 (referenced_var_check_and_insert): Likewise.
25341 (remove_referenced_var): Likewise.
25342 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25343 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25344 (verify_call_clobbering): Likewise.
25345 (verify_memory_partitions): Likewise.
25346 (init_tree_ssa): Allocate bitmap instead of hashtable for
25348 (delete_tree_ssa): Adjust.
25349 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25350 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25351 (compute_tag_properties): Likewise.
25352 (set_initial_properties): Likewise.
25353 (find_partition_for): Likewise.
25354 (update_reference_counts): Likewise.
25355 (dump_may_aliases_for): Likewise.
25356 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25357 (add_call_clobber_ops): Likewise.
25358 (add_call_read_ops): Likewise.
25359 (get_asm_expr_operands): Likewise.
25360 * tree-into-ssa.c (dump_decl_set): Likewise.
25361 (update_ssa): Likewise.
25362 * tree-sra.c (scan_function): Likewise.
25363 (decide_instantiations): Likewise.
25364 (scalarize_parms): Likewise.
25365 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25366 (dsa_named_for): Likewise.
25367 * tree-ssa-structalias.c (update_alias_info): Likewise.
25368 (merge_smts_into): Likewise.
25370 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25373 * doc/invoke.texi (-fcx-limited-range): Document new option.
25374 * toplev.c (process_options): Handle -fcx-fortran-rules.
25375 * common.opt: Add documentation for -fcx-fortran-rules.
25377 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25380 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25381 actual behaviour and C99.
25383 2008-02-26 Ben Elliston <bje@au.ibm.com>
25385 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25386 (ASM_CPU_POWER6_SPEC): Likewise.
25387 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25388 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25389 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25391 2008-02-25 Richard Guenther <rguenther@suse.de>
25393 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25394 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25395 (lookup_decl_from_uid): Declare.
25396 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25397 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25398 (decl_for_uid_map): New global hashtable mapping DECL_UID
25400 (init_ttree): Allocate it.
25401 (insert_decl_to_uid_decl_map): New helper function.
25402 (make_node_stat): Insert new decls into the map.
25403 (copy_node_stat): Likewise.
25404 (lookup_decl_from_uid): New function.
25405 (print_decl_for_uid_map_statistics): New helper.
25406 (dump_tree_statistics): Call it.
25408 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25409 (referenced_var_iterator): Adjust.
25410 (FOR_EACH_REFERENCED_VAR): Adjust.
25411 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25412 (num_referenced_vars): Adjust.
25413 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25414 (first_referenced_var): Remove.
25415 (end_referenced_vars_p): Likewise.
25416 (next_referenced_var): Likewise.
25417 (referenced_var_iterator_set): New helper function.
25418 * tree-dfa.c (referenced_var_lookup): Adjust.
25419 (referenced_var_check_and_insert): Likewise.
25420 (remove_referenced_var): Likewise.
25421 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25422 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25423 (verify_call_clobbering): Likewise.
25424 (verify_memory_partitions): Likewise.
25425 (init_tree_ssa): Allocate bitmap instead of hashtable for
25427 (delete_tree_ssa): Adjust.
25428 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25429 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25430 (compute_tag_properties): Likewise.
25431 (set_initial_properties): Likewise.
25432 (find_partition_for): Likewise.
25433 (update_reference_counts): Likewise.
25434 (dump_may_aliases_for): Likewise.
25435 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25436 (add_call_clobber_ops): Likewise.
25437 (add_call_read_ops): Likewise.
25438 (get_asm_expr_operands): Likewise.
25439 * tree-into-ssa.c (dump_decl_set): Likewise.
25440 (update_ssa): Likewise.
25441 * tree-sra.c (scan_function): Likewise.
25442 (decide_instantiations): Likewise.
25443 (scalarize_parms): Likewise.
25444 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25445 (dsa_named_for): Likewise.
25446 * tree-ssa-structalias.c (update_alias_info): Likewise.
25447 (merge_smts_into): Likewise.
25449 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25452 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25453 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25454 * alias.h (nonoverlapping_memrefs_p): Likewise.
25456 2008-02-25 Jan Beulich <jbeulich@novell.com>
25458 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25459 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25460 __emultls_get_address, __emultls_register_common,
25461 __floatundi?f, and _Unwind_GetIPInfo.
25462 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25463 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25464 (gen_regparm_prefix): Likewise.
25465 (i386_nlm_encode_section_info): Sync with
25466 config/i386/winnt.c:i386_pe_encode_section_info().
25467 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25468 i386_nlm_mangle_decl_assembler_name): New.
25469 (netware_override_options): New.
25470 * config/i386/netware.h (netware_override_options): Declare.
25471 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25472 (i386_nlm_mangle_decl_assembler_name): Declare.
25473 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25475 2008-02-25 Ben Elliston <bje@au.ibm.com>
25478 * c-decl.c (grokdeclarator): Remove unused local variables
25479 `typedef_type' and `type_as_written'.
25481 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25482 unused local variable `has_hot_blocks'.
25483 (fix_crossing_conditional_branches): Remove unused local variable
25486 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25488 PR middle-end/19984
25489 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25490 using DEF_C99_BUILTIN.
25491 (BUILT_IN_NANF): Ditto.
25492 (BUILT_IN_NANL): Ditto.
25494 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25495 Revital Eres <eres@il.ibm.com>
25497 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25498 regarding the order of two dependent insns in the same row.
25500 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25502 * stor-layout.c (layout_decl): Do not bump the alignment of a
25503 bit-field to more than byte alignment if it is packed.
25505 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25507 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25510 2008-02-24 Diego Novillo <dnovillo@google.com>
25512 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25515 * tree-vrp.c (vrp_evaluate_conditional): With
25516 -Wtype-limits, emit a warning when comparing against a
25517 constant outside the natural range of OP0's type.
25518 * c.opt (Wtype-limits): Move ...
25519 * common.opt (Wtype-limits): ... here.
25521 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25523 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25524 * config/rs6000/e300c2c3.md: New file.
25525 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25527 (rs6000_override_options): Add e300c2 and e300c3 cases to
25528 processor_target_table. Do not allow usage of Altivec or Spe
25529 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25530 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25531 * config/rs6000/rs6000.h (processor_type): Add
25532 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25533 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25534 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25535 and ppce300c3. Include e300c2c3.md.
25537 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25539 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25540 instead of TARGET_STRICT_ALIGN.
25542 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25544 * explow.c (memory_address): Assert that the generated address is
25547 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25550 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25551 * config/darwin-ppc-ldouble-patch.def: New file.
25552 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25553 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25554 SUBTARGET_INIT_BUILTINS if defined.
25555 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25558 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25561 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25562 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25564 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25567 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25568 file" warning condtional on -Winvalid-PCH.
25570 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25572 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25574 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25578 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25579 prevent reload from using MMX registers.
25580 (*mov<mode>_internal): Ditto.
25581 (*movv2sf_internal_rex64): Ditto.
25582 (*movv2sf_internal): Ditto.
25584 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25586 PR documentation/31569
25587 * doc/install.texi2html: Use makeinfo --no-number-sections.
25589 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25591 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25592 ensure that we can address an entire entity > 8 bytes. Don't
25593 generate reg+reg addressing for such data.
25595 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25597 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25598 strings when optimizing for size, unless the target cares about
25601 2008-02-22 Tom Tromey <tromey@redhat.com>
25603 * regclass.c (current_pass): Remove declaration.
25605 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25607 * config/avr/libgcc.S (__RAMPZ__): Define.
25608 (__do_copy_data): Add for devices with 128KB code memory.
25610 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25612 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25614 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25616 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25618 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25621 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25624 * c-typeck.c (build_binary_op): Warn about floating point
25625 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25627 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25630 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25631 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25633 (rs6000_override_options): Set altivec_abi as default, not override,
25634 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25635 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25636 is used; use new member spe_abi.
25637 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25638 spe_abi and altivec_abi.
25640 2008-02-22 Tomas Bily <tbily@suse.cz>
25642 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25644 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25647 * config.build (build_file_translate): Set to `CMD //c' only if
25649 * Makefile.in (build_file_translate): Improve comment.
25651 2008-02-21 Jan Hubicka <jh@suse.cz>
25653 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25654 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25655 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25657 2008-02-21 Michael Matz <matz@suse.de>
25660 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25662 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25664 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25665 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25666 as insn constraint.
25667 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25668 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25669 SSE_VEC_FLOAT_MODE_P as insn constraint.
25670 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25671 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25672 sse4a_movntdf using MODEF mode iterator.
25673 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25674 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25675 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25676 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25677 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25678 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25679 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25681 2008-02-21 Richard Guenther <rguenther@suse.de>
25683 * tree.def (PAREN_EXPR): New tree code.
25684 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25686 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25687 * expr.c (expand_expr_real_1): Likewise.
25688 * tree-inline.c (estimate_num_insns_1): Likewise.
25689 * tree-complex.c (expand_complex_move): Likewise.
25690 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25693 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25696 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25698 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25701 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25703 * config/sh/sh.c (find_barrier): Don't go past
25704 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25706 2008-02-20 DJ Delorie <dj@redhat.com>
25708 * config/h8300/h8300.md (insv): Force source operand to be a register.
25710 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25711 as a jump, not as a plain insn.
25713 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25715 * doc/invoke.texi (Warning Options): Add new option
25716 -Wframe-larger-than=.
25717 (-Wframe-larger-than): Document.
25719 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25720 Add declarations for new option variables.
25722 * final.c (final_start_function): Check the frame size
25723 before emission and issue a Wframe-larger-than warning.
25725 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25726 Add definitions for new option variables.
25727 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25729 * common.opt (Wframe-larger-than=): New option.
25731 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25733 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25734 (<sse>_div<mode>3): Ditto.
25735 (<sse>_vmdiv<mode>3): Ditto.
25736 (<sse>_vmsqrt<mode>2): Ditto.
25737 (*smax<mode>3): Ditto.
25738 (sse5_frcz<mode>2): Ditto.
25739 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25740 as insn constraint.
25742 2008-02-20 Richard Guenther <rguenther@suse.de>
25744 PR middle-end/35265
25745 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25746 be happy with INTEGRAL_TYPE_P.
25748 2008-02-20 Richard Guenther <rguenther@suse.de>
25750 * fold-const.c (split_tree): Associate floatig-point expressions
25751 if flag_associative_math is set.
25753 2008-02-20 Richard Guenther <rguenther@suse.de>
25755 * tree.h (fold_real_zero_addition_p): Declare.
25756 * fold-const.c (fold_real_zero_addition_p): Export.
25757 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25758 floating-point operations with zero and one.
25760 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25762 * doc/install.texi: Correct references to CFLAGS, replacing them
25763 with BOOT_CFLAGS. Document flags used during bootstrap for
25766 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25768 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25769 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25770 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25772 (smin<mode>3): Ditto from similar patterns.
25773 (smax<mode>3): Ditto.
25774 (*ieee_smin<mode>3): Ditto.
25775 (*ieee_smax<mode>3): Ditto.
25776 * config/i386/sse.md (sse): New mode attribute.
25777 (mov<mode>): Macroize expander from movv4sf and movv2df using
25778 SSEMODEF2P mode iterator.
25779 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25780 SSE_VEC_FLOAT_MODE_P as insn constraint.
25781 (storent<mode>): Ditto.
25782 (storent<mode>): Macroize expander from storentsf and storentdf using
25783 MODEF mode iterator.
25784 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25785 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25786 (abs<mode>2): Ditto from similar patterns.
25787 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25788 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25789 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25790 (<sse>_vmsqrt<mode>2): Ditto.
25791 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25792 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25793 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25794 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25795 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25796 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25797 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25799 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25800 iterator and SSE_FLOAT_MODE_P as insn constraint.
25801 (<sse>_ucomi): Ditto from similar patterns.
25802 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25803 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25804 SSE_VEC_FLOAT_MODE_P as insn constraint.
25805 (vcond<mode>): Ditto from similar patterns.
25806 (and<mode>3, *and<mode>3): Ditto.
25807 (<sse>_nand<mode>3): Ditto.
25808 (ior<mode>3, *ior<mode>3): Ditto.
25809 (xor<mode>3, *xor<mode>3): Ditto.
25810 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25811 iterator and SSE_FLOAT_MODE_P as insn constraint.
25812 (*nand<mode>3): Ditto from similar patterns.
25813 (*ior<mode>3): Ditto.
25814 (*xor<mode>3): Ditto.
25816 2008-02-20 Ira Rosen <irar@il.ibm.com>
25818 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25819 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25820 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25822 2008-02-19 Jan Hubicka <jh@suse.cz>
25824 * predict.c (tree_bb_level_predictions): Remove variable next
25825 mistakely introduced by previous commit.
25827 2008-02-19 Jan Hubicka <jh@suse.cz>
25829 * predict.c (predict_paths_leading_to): Rewrite.
25830 (predict_paths_for_bb): New.
25831 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25833 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25836 * Makefile.in (build_file_translate): New.
25837 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25838 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25839 * configure.ac (build_file_translate): Substitute it.
25840 * configure: Regenerate.
25842 2008-02-19 Jan Hubicka <jh@suse.cz>
25844 PR rtl-optimization/34408
25845 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25848 2008-02-19 Jan Hubicka <jh@suse.cz>
25850 PR middle-end/28779
25851 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25854 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25857 * config/i386/i386-modes.def: Revert the last DI alignment
25858 change until Ada people can look into it.
25860 2008-02-19 Nick Clifton <nickc@redhat.com>
25862 * opts.c (print_specific_help): Fix typo in --help text.
25864 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25867 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25868 32-bit inline asm without asm alternatives for host GCC < 3.0.
25870 2008-02-19 Richard Guenther <rguenther@suse.de>
25872 PR tree-optimization/34989
25873 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25874 Allow propagation to INDIRECT_REF if we can simplify only.
25876 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25878 * c-common.c (warn_for_collisions_1): Use appropriate option when
25881 2008-02-19 Nick Clifton <nickc@redhat.com>
25884 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25885 (handle_options): Fix indentation.
25886 (print_filtered_help): If no language-specific options were
25887 displayed tell the user how to list all the options supported by
25888 the language's front-end.
25889 (print_specific_help): Fix indentation and remove duplicate line.
25890 (common_handle_option): Handle the -v option.
25891 For --help enable the display of undocumented options if the -v
25892 switch has been included on the command line.
25893 For --help= check for overlaps in the arguments between the option
25894 classes and the language names and issue a warning when they
25895 cannot be disambiguated.
25896 * c.opt (v): Pass on to the common option handler.
25898 2008-02-19 Revital Eres <eres@il.ibm.com>
25900 * modulo-sched.c (sms_schedule): Change dump message when
25901 create_ddg function fails.
25902 (try_scheduling_node_in_cycle): Rename row to cycle.
25903 (print_partial_schedule): Rename CYCLE to ROW.
25905 2008-02-19 Christian Bruel <christian.bruel@st.com>
25906 Zdenek Dvorak <ook@ucw.cz>
25908 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25910 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25913 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25914 (*x86_movdicc_0_m1_se): Ditto.
25916 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25918 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25919 (CMPtype): Define as __gcc_CMPtype.
25920 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25921 (CMPtype): Define as __gcc_CMPtype.
25923 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25925 Support valgrind 3.3 for --enable-checking=valgrind.
25926 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25928 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25929 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25930 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25931 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25932 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25933 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25934 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25936 * ggc-zone.c: Similar.
25937 * ggc-page.c: Similar.
25939 2008-02-19 Paul Brook <paul@codesourcery.com>
25942 * config/arm/ieee754-df.S: Fix do_it typo.
25943 * config/arm/ieee754-sf.S: Fix do_it typo.
25945 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25948 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25949 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25950 (OPTION_MASK_ISA_SSE_SET): Likewise.
25951 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25952 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25953 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25954 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25955 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25956 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25957 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25958 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25959 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25960 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25961 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25962 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25963 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25964 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25965 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25966 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25967 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25968 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25969 (OPTION_MASK_ISA_SSE4): Removed.
25970 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25971 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25972 (override_options): Don't turn on implied SSE/MMX bits in
25975 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25977 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25980 2008-02-18 Joey Ye <joey.ye@intel.com>
25982 PR middle-end/34921
25983 * tree-nested.c (insert_field_into_struct): Set type alignment
25984 to field alignment if the former is less than the latter.
25986 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25988 * BASE-VER: Set to 4.4.0.
25990 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25992 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25993 * doc/cfg.texi: Likewise.
25994 * doc/extend.texi: Likewise.
25995 * doc/gty.texi: Likewise.
25996 * doc/invoke.texi: Likewise.
25997 * doc/loop.texi: Likewise.
25998 * doc/md.texi: Likewise.
25999 * doc/passes.texi: Likewise.
26000 * doc/rtl.texi: Likewise.
26001 * doc/sourcebuild.texi: Likewise.
26002 * doc/tm.texi: Likewise.
26003 * doc/tree-ssa.texi: Likewise.
26005 2008-02-17 Richard Guenther <rguenther@suse.de>
26007 PR middle-end/35227
26008 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26009 without default definition.
26011 2008-02-17 Richard Guenther <rguenther@suse.de>
26013 PR tree-optimization/35231
26014 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26017 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26020 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26021 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26022 libgcc_cmp_return mode.
26024 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26027 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26029 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26031 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26034 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26036 * doc/c-tree.texi: Use `@.' where appropriate.
26037 * doc/extend.texi: Likewise.
26038 * doc/install.texi: Likewise.
26039 * doc/invoke.texi: Likewise.
26040 * doc/loop.texi: Likewise.
26041 * doc/makefile.texi: Likewise.
26042 * doc/md.texi: Likewise.
26043 * doc/passes.texi: Likewise.
26044 * doc/standards.texi: Likewise.
26045 * doc/tm.texi: Likewise.
26047 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26049 PR middle-end/35196
26050 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26052 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26053 rather than in entry_bb.
26055 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26057 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26058 libgcc_cmp_return mode.
26060 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26062 PR middle-end/35130
26063 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26064 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26066 2008-02-15 Richard Guenther <rguenther@suse.de>
26067 Zdenek Dvorak <ook@ucw.cz>
26069 PR tree-optimization/35164
26070 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26071 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26072 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26073 Only propagate addresses which do not have abnormal SSA_NAMEs
26076 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26079 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26081 2008-02-15 Jan Hubicka <jh@suse.cz>
26083 PR middle-end/35149
26084 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26086 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26088 PR middle-end/34621
26089 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26090 when calculating alignment_pad.
26092 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26094 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26095 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26096 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26097 and STACK_BOUNDARY define.
26099 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26101 PR preprocessor/35061
26102 * c-pragma.c (handle_pragma_pop_macro): Check that
26103 pushed_macro_table has been allocated.
26105 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26107 PR middle-end/35136
26108 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26109 (force_gimple_operand): Likewise.
26110 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26111 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26112 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26113 (find_interesting_uses_address): Check addressability and alignment
26114 of the base expression only after substituting bases of IVs into it.
26116 2008-02-14 Michael Matz <matz@suse.de>
26119 * function.c (instantiate_virtual_regs_in_insn): Reload address
26120 before falling back to reloading the whole operand.
26122 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26124 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26125 before the first section switch note.
26127 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26129 * doc/bugreport.texi: Update copyright years.
26130 * doc/c-tree.texi: Likewise.
26131 * doc/cfg.texi: Likewise.
26132 * doc/cpp.texi: Likewise.
26133 * doc/cppinternals.texi: Likewise.
26134 * doc/fragments.texi: Likewise.
26135 * doc/frontends.texi: Likewise.
26136 * doc/gcc.texi: Likewise.
26137 * doc/gty.texi: Likewise.
26138 * doc/hostconfig.texi: Likewise.
26139 * doc/implement-c.texi: Likewise.
26140 * doc/libgcc.texi: Likewise.
26141 * doc/loop.texi: Likewise.
26142 * doc/makefile.texi: Likewise.
26143 * doc/options.texi: Likewise.
26144 * doc/passes.texi: Likewise.
26145 * doc/rtl.texi: Likewise.
26146 * doc/sourcebuild.texi: Likewise.
26147 * doc/standards.texi: Likewise.
26148 * doc/tree-ssa.texi: Likewise.
26149 * doc/trouble.texi: Likewise.
26151 * doc/extend.texi: Use @: or add comma where appropriate.
26152 * doc/invoke.texi: Likewise.
26153 * doc/tm.texi: Likewise.
26155 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26158 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26161 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26163 * doc/md.texi (clz, ctz): Add reference.
26164 * doc/rtl.texi (clz, ctz): Likewise.
26166 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26169 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26172 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26174 * config/s390/s390.c (struct constant_pool): New field
26175 emit_pool_after added.
26176 (s390_mainpool_start): Set the emit_pool_after flag according
26177 to the section switch notes.
26178 (s390_mainpool_finish): Consider emit_pool_after when emitting
26179 the literal pool at the end of the function.
26180 (s390_chunkify_start): Force literal pool splits at section
26183 2008-02-13 Michael Matz <matz@suse.de>
26186 * var-tracking.c (clobber_variable_part): Correctly traverse the
26189 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26192 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26193 Add -fdump-ipa-inline.
26194 * tree-dump.c (dump_files): Remove tree-inlined dump.
26195 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26197 2008-02-12 Richard Guenther <rguenther@suse.de>
26199 PR tree-optimization/35171
26200 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26203 2008-02-12 Richard Guenther <rguenther@suse.de>
26205 PR middle-end/35163
26206 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26207 value-preserving mode. Disallow final truncation.
26209 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26211 PR middle-end/35136
26212 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26213 code from here to...
26214 (force_gimple_operand): ...here.
26216 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26219 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26220 non-compatible pointers.
26221 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26222 different FIELD_DECLs, try harder by comparing field offsets, sizes
26225 PR inline-asm/35160
26226 * function.c (match_asm_constraints_1): Don't replace the same input
26229 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26231 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26232 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26233 (expand_epilogue): Restore RAMPZ register.
26234 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26236 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26238 * config/i386/cygwin.asm: (__alloca): Correct calling
26239 convention and alignment.
26240 (__chkstk): Force 8 byte stack alignment.
26242 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26243 Richard Guenther <rguenther@suse.de>
26245 PR tree-optimization/33992
26246 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26247 the zero we compare against.
26249 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26251 PR libfortran/35063
26252 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26253 to CloseHandle after unlocking to prevent accumulation of handle
26256 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26258 PR middle_end/34150
26259 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26260 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26261 and update LABEL_NUSES during and after reload.
26263 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26265 PR middle-end/34627
26266 * combine.c (simplify_if_then_else): Make sure the comparison is
26267 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26269 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26272 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26273 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26274 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26275 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26276 * tree.h (get_type_static_bounds): Likewise.
26278 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26280 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26281 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26282 Make -Wfoo language annotations match what the compiler outputs.
26284 2008-02-08 Sa Liu <saliu@de.ibm.com>
26286 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26287 intrinsics spu_convts, spu_convtu, spu_convtf.
26289 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26291 * doc/extend.texi (Function Attributes) <noinline>: Mention
26292 asm ("") as method to keep calls.
26294 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26297 * doc/options.texi (Options): Replace references to opts.sh with
26299 * opts-common.c: Likewise.
26300 * optc-gen.awk: Likewise.
26302 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26304 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26306 2008-02-07 Richard Henderson <rth@redhat.com>
26309 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26310 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26313 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26315 PR tree-optimization/35085
26316 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26317 for operand entry oe2 in addition to operand entry oe3 in order to
26318 expose more opportunities for vectorizer sum reduction.
26320 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26323 * Makefile.in (LIBS): Remove $(GMPLIBS).
26324 (cc1-dummy, cc1): Add $(GMPLIBS).
26326 2008-02-06 Jan Hubicka <jh@suse.cz>
26329 * i386.md (moddf_integer): Do not produce partial memory stalls for
26330 targets where it hurts.
26332 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26335 * optabs.c (expand_float): Do not check for decimal modes when
26336 expanding unsigned integer through signed conversion.
26338 2008-02-06 Nick Clifton <nickc@redhat.com>
26340 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26341 inside the clobber with a match_operand and duplicated operand
26342 number in the constraint.
26343 (ineqbranchsi): Delete redundant comment.
26345 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26347 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26348 builtin_define ("__USE_INIT_FINI__").
26349 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26351 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26353 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26355 PR documentation/30330
26356 * doc/invoke.texi (C++ Dialect Options)
26357 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26358 For each warning option -Wfoo that allows -Wno-foo, ensure both
26359 -Wfoo and -Wno-foo are listed in the option index. Fix index
26360 entry of -Wswitch-default, index -Wnormalized= including the
26361 `=', and -Wlarger-than-@var{len} including @var{len}.
26363 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26365 * config/i386/i386.md (floatunssisf2): Use
26366 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26367 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26368 Macroize expander using MODEF mode iterator.
26370 2008-02-05 Diego Novillo <dnovillo@google.com>
26372 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26375 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26377 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26380 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26382 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26385 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26386 to indicate if a message should be generated.
26387 (init_cumulative_args): Updated.
26388 (function_value_32): Likewise.
26390 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26392 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26394 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26397 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26398 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26400 2008-02-04 Diego Novillo <dnovillo@google.com>
26402 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26405 * tree-vrp.c (vrp_evaluate_conditional): With
26406 -Wtype-limits, emit a warning when comparing against a
26407 constant outside the natural range of OP0's type.
26409 2008-02-04 Richard Guenther <rguenther@suse.de>
26411 PR middle-end/33631
26412 * expr.c (count_type_elements): Give for unions instead of
26415 2008-02-04 Richard Guenther <rguenther@suse.de>
26417 PR middle-end/35043
26418 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26419 to TYPE_DOMAINs base type instead of using bitsizetype here.
26421 2008-02-03 Jason Merrill <jason@redhat.com>
26423 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26425 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26428 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26429 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26430 (RS/6000 and PowerPC Options): Fix typos and markup.
26431 * doc/passes.texi (Tree-SSA passes): Likewise.
26433 2008-02-02 Michael Matz <matz@suse.de>
26436 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26437 from record_last_reg_set_info.
26438 (record_last_reg_set_info): Take an RTX argument, iterate over all
26439 constituent hardregs.
26440 (record_last_set_info, record_opr_changes): Change calls to
26441 new signature or to record_last_reg_set_info_regno.
26443 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26445 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26447 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26449 PR rtl-optimization/34773
26450 * reg-notes.def (EQUAL): Mention significance of combination of
26451 REG_EQUAL and REG_RETVAL.
26452 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26453 insn that has a REG_RETVAL.
26455 2008-02-01 Roger Sayle <roger@eyesopen.com>
26458 * configure.ac (--enable-fixed-point): Disable unless explicitly
26460 * configure: Regenerate.
26462 2008-02-01 Richard Guenther <rguenther@suse.de>
26465 * invoke.texi (-finline-limit): Remove no longer true parts
26466 of the documentation. Note that there is no default value.
26468 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26469 Mark Mitchell <mark@codesourcery.com>
26470 Ben Elliston <bje@au.ibm.com>
26473 * doc/extend.texi (Other Builtins): Document.
26475 2008-01-31 Tom Browder <tom.browder@gmail.com>
26477 * doc/c-tree.texi (Types): Fix grammar.
26478 (Expression trees): Ditto.
26479 * doc/passes.texi (Tree-SSA passes): Ditto.
26481 * doc/configterms.texi (Configure Terms): Fix typo.
26482 * doc/cpp.texi (Common Predefined Macros): Ditto.
26483 * doc/md.texi (Machine Constraints): Ditto.
26485 * doc/makefile.texi (Makefile): Add comma.
26487 2008-01-31 Tom Browder <tom.browder@gmail.com>
26488 Gerald Pfeifer <gerald@pfeifer.com>
26490 * doc/sourcebuild.texi (Front End): Remove references to CVS
26491 and CVSROOT/modules.
26492 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26493 (Back End): Remove reference to CVS.
26495 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26498 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26500 (mips16_gp_pseudo_reg): ...here.
26501 * config/mips/mips.md (load_const_gp): Replace with...
26502 (load_const_gp_<mode>): ...this :P-based insn.
26504 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26506 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26507 options. Minor fixes.
26508 (-std): Move reference to standards closer to where language
26509 standards are first mentioned.
26511 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26513 PR rtl-optimization/34995
26514 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26515 parameter and return a bool. If the rtx parameter is nonnull,
26516 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26517 (find_reloads): Update call accordingly. Pass the new operand
26518 if it needed no address reloads, otherwise pass null.
26520 2008-01-30 Richard Henderson <rth@redhat.com>
26523 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26524 for unbounded arrays.
26526 2008-01-30 Silvius Rus <rus@google.com>
26528 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26530 2008-01-30 Jan Hubicka <jh@suse.cz>
26533 * i386.c (init_cumulative_args): Use real function declaration when
26536 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26538 PR rtl-optimization/34998
26539 * global.c (build_insn_chain): Treat non-subreg_lowpart
26540 SUBREGs of pseudos as clobbering all the words covered by the
26541 SUBREG, not just all the bytes.
26542 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26543 original df_ref rather than an extract parameter.
26544 (global_conflicts): Update call accordingly.
26546 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26548 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26549 the overflow check to make it easier to read.
26550 (__fixtfdi): Change the type of the ll member in union
26551 long_double to UDItype_x.
26553 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26555 PR middle-end/34969
26556 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26557 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26558 * tree-inline.c (fold_marked_statements): Call
26559 cgraph_update_edges_for_call_stmt if folding a call statement.
26560 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26561 debug_generic_stmt calls, reset it back afterwards.
26564 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26566 * c-typeck.c (build_external_ref): Don't pedwarn about
26567 static vars in current function's scope.
26569 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26571 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26573 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26576 * ipa-struct-reorg.c: Fix spelling.
26577 * params.def: Ditto.
26579 2008-01-29 Richard Guenther <rguenther@suse.de>
26581 PR middle-end/35006
26582 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26584 * tree-inline.c (remap_type): Increment remapping_type_depth
26585 around remapping types.
26586 (copy_body_r): Only add referenced variables if they are referenced
26587 from code, not types.
26589 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26600 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26601 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26603 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26606 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26607 pointer for tiny stack.
26609 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26611 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26613 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26615 * config/vx-common.h: Fix typo in comment.
26617 2008-01-28 Ian Lance Taylor <iant@google.com>
26621 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26622 coalesce pointers if they have different DECL_NO_TBAA_P values.
26623 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26624 between variables with different DECL_NO_TBAA_P values.
26626 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26629 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26630 are not legitimate small data references on SPE targets.
26632 2008-01-28 David Daney <ddaney@avtrex.com>
26634 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26636 2008-01-28 David Daney <ddaney@avtrex.com>
26638 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26640 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26642 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26643 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26644 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26645 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26646 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26647 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26648 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26649 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26651 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26653 * basic-block.h (condjump_equiv_p): Fix comment.
26655 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26657 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26658 print_generic_stmt_indented): Fix comment.
26660 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26662 * configure.ac (__stack_chk_fail): Add detecion for availability
26663 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26664 * configure: Regenerate.
26666 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26668 PR middle-end/34688
26669 * final.c (output_addr_const): Handle TRUNCATE.
26671 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26674 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26675 (zero_cost, infinite_cost): New constants.
26676 (struct cost_pair): Change type of cost to comp_cost.
26677 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26678 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26680 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26681 split_address_cost, ptr_difference_cost, difference_cost,
26682 get_computation_cost_at, get_computation_cost,
26683 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26684 determine_use_iv_cost_condition, determine_use_iv_costs,
26685 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26686 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26687 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26688 Change type of cost to comp_cost.
26689 (determine_iv_cost): Increase cost of non-original ivs, instead
26690 of decreasing the cost of original ones.
26691 (get_address_cost): Indicate the complexity of the addressing mode
26693 (try_add_cand_for): Prefer using ivs not specific to some object.
26694 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26696 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26697 Janis Johnson <janis187@us.ibm.com>
26700 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26701 (TARGET_INSTANTIATE_DECLS): Likewise.
26702 * target.h (expand_to_rtl_hook): New target hook.
26703 (instantiate_decls): Likewise.
26704 * function.c (instantiate_decl): Make non-static. Rename to...
26705 (instantiate_decl_rtl): ... this.
26706 (instantiate_expr): Use instantiate_decl_rtl.
26707 (instantiate_decls_1): Likewise.
26708 (instantiate_decls): Likewise.
26709 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26710 * function.h (instantiate_decl_rtl): Add prototype.
26711 * cfgexpand.c (target.h): New include.
26712 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26713 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26714 (TARGET_INSTANTIATE_DECLS): Likewise.
26715 (TARGET_INITIALIZER): New target hooks added.
26716 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26718 * config/rs6000/rs6000.c (tree-flow.h): New include.
26719 (machine_function): Add sdmode_stack_slot field.
26720 (rs6000_alloc_sdmode_stack_slot): New function.
26721 (rs6000_instantiate_decls): Likewise.
26722 (rs6000_secondary_memory_needed_rtx): Likewise.
26723 (rs6000_check_sdmode): Likewise.
26724 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26725 (TARGET_INSTANTIATE_DECLS): Likewise.
26726 (rs6000_hard_regno_mode_ok): Allow SDmode.
26727 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26728 (rs6000_emit_move): Handle SDmode.
26729 (function_arg_advance): Likewise.
26730 (function_arg): Likewise.
26731 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26732 SDmode var args for 32-bit compiles.
26733 (rs6000_secondary_reload_class): Handle SDmode.
26734 (rs6000_output_function_epilogue): Likewise.
26735 (rs6000_function_value): Simplify if statement.
26736 (rs6000_libcall_value): Likewise.
26737 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26738 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26739 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26740 (movsd_hardfloat): New define_insn.
26741 (movsd_softfloat): Likewise.
26742 (movsd_store): Likewise.
26743 (movsd_load): Likewise.
26744 (extendsddd2): Likewise.
26745 (extendsdtd2): Likewise.
26746 (truncddsd2): Likewise.
26747 (movdd_hardfloat64): Fixup comment.
26748 (UNSPEC_MOVSD_LOAD): New constant.
26749 (UNSPEC_MOVSD_STORE): Likewise.
26751 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26754 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26756 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26757 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26758 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26759 and TRUTH_XOR_EXPR.
26761 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26764 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26765 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26766 __LONGDOUBLE128 too.
26767 * config/rs6000/aix61.h: New file.
26769 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26771 PR rtl-optimization/34959
26772 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26773 popcount and parity rtxes the same mode as their operand.
26774 Truncate or extend the result to the return value's mode
26777 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26780 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26781 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26782 to GOT_VERSION_REGNUM.
26783 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26784 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26785 * config/mips/mips.c (mips_emit_call_insn): New function.
26786 (mips_call_tls_get_addr): Call mips_expand_call directly.
26787 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26789 (mips16_build_call_stub): Likewise. Return the call insn or null.
26790 (mips_expand_call): Update the call to mips16_build_call_stub
26791 accordingly and a remove redundant condition. Assert that MIPS16
26792 stubs do not use lazy binding. Use mips_emit_call_insn and return
26794 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26796 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26797 (mips_avoid_hazard): Remove hazard_set handling.
26798 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26799 (UNSPEC_RESTORE_GP): ...this.
26800 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26801 (FAKE_CALL_REGNO): Rename to...
26802 (GOT_VERSION_REGNUM): ...this.
26803 (type): Add "ghost" value. Add an associated insn reservation.
26804 (hazard_set): Remove.
26805 (exception_receiver): Rename to...
26806 (restore_gp): ...this and update the unspec identifier accordingly.
26807 (exception_receiver, nonlocal_got_receiver): New expanders.
26808 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26809 FAKE_CALL_REGNO. Remove hazard_set attribute.
26810 (set_got_version, update_got_version): New patterns.
26812 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26815 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26817 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26820 * doc/install.texi2html: Generate gcc-vers.texi.
26822 2008-01-25 DJ Delorie <dj@redhat.com>
26824 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26826 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26828 * config/c4x: Remove directory.
26829 * config.gcc (crx-*, mt-*): Mark obsolete.
26830 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26831 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26832 sh-*-rtemscoff*): Remove cases.
26833 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26834 * real.c (encode_c4x_single, decode_c4x_single,
26835 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26836 c4x_extended_format): Remove.
26837 * real.h (c4x_single_format, c4x_extended_format): Remove.
26838 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26840 (Pragmas): Remove comment about c4x pragmas.
26841 * doc/install.texi (c4x): Remove target-specific instructions.
26842 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26843 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26844 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26845 refer to C4x source files as examples.
26846 (C4X_FLOAT_FORMAT): Remove documentation.
26848 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26850 * config/bfin/bfin.c (override_options): Reorder tests so that
26851 flag_pic gets enabled for -msep-data.
26853 2008-01-25 Richard Guenther <rguenther@suse.de>
26855 PR middle-end/32244
26856 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26857 to its bitfield precision if required.
26859 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26861 PR middle-end/33880
26862 * tree-nested.c (walk_omp_for): New function.
26863 (convert_nonlocal_reference, convert_local_reference): Call
26864 walk_omp_for on OMP_FOR.
26865 (convert_call_expr): Call walk_body on OMP_FOR's
26866 OMP_FOR_PRE_INIT_BODY.
26868 2008-01-25 Richard Guenther <rguenther@suse.de>
26870 PR tree-optimization/34966
26871 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26872 default defs and PHI_NODEs we have to insert after the
26873 defining statement.
26875 2008-01-24 Nick Clifton <nickc@redhat.com>
26877 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26878 Provide a default definition.
26879 (LIBGCC2_UNITS_PER_WORD): Likewise.
26881 * config/stormy16/stormy16.c: Include df.h for the prototype
26882 for df_regs_ever_live_p.
26883 (xstormy16_expand_builtin_va_start): Convert the stack offset
26884 into a component_ref and then use POINTER_PLUS_EXPR to add it
26885 to the incoming_virtual_args_rtx.
26886 (xstormy16_gimplify_va_arg_expr): Rename to
26887 xstormy16_gimplify_va_arg_expr.
26888 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26889 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26890 xstormy16_gimplify_va_arg_expr.
26891 Fix up some formatting issues.
26893 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26894 Move to predicates.md.
26895 (xs_hi_general_operand): Likewise.
26896 (xs_hi_nonmemory_operand): Likewise.
26897 * config/stormy16/predicates.md:
26898 (xstormy16_carry_plus_operand): New predicate.
26899 (xs_hi_general_operand): New predicate.
26900 (xs_hi_nonmemory_operand): New predicate.
26901 * config/stormy16/stormy16-protos.h:
26902 (xstormy16_carry_plus_operand): Delete prototype.
26903 (xs_hi_general_operand): Likewise.
26904 (xs_hi_nonmemory_operand): Likewise.
26906 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26907 modifiers as they are no longer needed and they can trigger
26908 reload spill failures.
26910 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26911 with a match_operand in order to help reload.
26913 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26914 constraint with 'e' for the 8th alternative as this version of
26915 the mov.w instruction only accepts the lower 8 registers.
26917 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26920 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26921 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26924 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26926 PR middle-end/33333
26927 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26929 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26931 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26933 (remove_structure): Update allocations list before removing structure.
26935 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26937 * ipa-struct-reorg.c (is_safe_cond_expr,
26938 create_new_stmts_for_cond_expr): Use integer_zerop function,
26939 that recognize not only zero-pointer, but zero-integer too.
26941 2008-01-25 Ben Elliston <bje@au.ibm.com>
26944 * fixproto: Escape "." in sed expression that strips leading "./".
26946 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26949 * gcc.c (SWITCH_OK): Removed.
26950 (SWITCH_LIVE): Changed to bit.
26951 (SWITCH_FALSE): Likewise.
26952 (SWITCH_IGNORE): Likewise.
26953 (switchstr): Change live_cond to unsigned int.
26954 (process_command): Replace SWITCH_OK with 0.
26955 (do_self_spec): Likewise.
26956 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26957 (give_switch): Likewise.
26958 (used_arg): Likewise.
26959 (do_spec_1): Set the SWITCH_IGNORE bit.
26960 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26961 bits. Set the SWITCH_LIVE bit.
26963 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26965 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26967 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26969 PR tree-optimization/34472
26970 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26971 parameter to a "bool *" and set *DATA to false if there is
26972 an unsafe access. Do not delete the structure here.
26973 (check_cond_exprs): Delete it here instead.
26974 (check_cond_exprs, exclude_cold_structs): Do not increase
26975 I when removing a structure.
26977 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26980 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26981 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26983 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26985 PR middle-end/34934
26986 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26987 a fixed vector for stack.
26989 2008-01-24 Ben Elliston <bje@au.ibm.com>
26992 * doc/gcc.texi (Software development): Add a direntry for g++.
26994 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26996 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26997 stale and straggling -fforce-addr comments above.
26999 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27001 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27002 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27004 2008-01-23 Michael Matz <matz@suse.de>
27007 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27010 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27012 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27013 malloc result type.
27015 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27017 * config/avr/avr.c (avr_current_arch): New variable.
27018 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27019 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27020 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27021 (avr_override_options): Init 'avr_current_arch'.
27022 (base_arch_s): Move from here...
27023 * config/avr/avr.h (base_arch_s): ... here. Add new members
27024 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27025 'mega' to 'have_jmp_call'.
27026 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27027 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27029 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27031 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27032 MULTILIB_MATCHES): Ditto.
27034 2008-01-23 Richard Guenther <rguenther@suse.de>
27036 PR middle-end/31529
27037 * cgraphunit.c (cgraph_reset_node): Always mark the node
27038 not reachable if it is not queued already.
27040 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27042 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27043 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27044 (cputype_selected): New static variable.
27045 (bfin_handle_option): Set it if -mcpu is used.
27046 (override_option): Select default set of workarounds if no cpu type
27047 selected on the command line.
27048 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27050 From Michael Frysinger <michael.frysinger@analog.com>
27051 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27052 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27054 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27055 for bf547, bf523, bf524, and bf526.
27056 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27058 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27059 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27060 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27061 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27062 * doc/invoke.texi (Blackfin Options): Document that
27063 -mcpu now accept bf547, bf523, bf524, and bf526.
27065 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27067 PR rtl-optimization/34628
27068 * combine.c (try_combine): Stop and undo after the first combination
27069 if an autoincrement side-effect on the first insn has effectively
27072 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27075 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27076 Offset addresses are not valid for Altivec or paired float modes.
27078 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27081 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27082 if DECL_INITIAL (decl) is error_mark_node.
27085 * c-common.c (handle_vector_size_attribute): Only allow
27086 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27087 the same way as pointer, array etc. types.
27088 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27091 * tree.c (build_type_attribute_qual_variant): Call
27092 build_qualified_type if attributes are equal, but quals are not.
27094 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27097 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27098 * flags.h (warn_strict_aliasing): Remove.
27099 (warn_strict_overflow): Remove.
27100 * opts.c (warn_strict_aliasing): Remove.
27101 (warn_strict_overflow): Remove.
27102 * c-opts.c (c_common_handle_option): -Wall only sets
27103 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27104 (c_common_post_options): Give default values to -Wstrict-aliasing
27105 and -Wstrict-overflow if they are uninitialized.
27106 * common.opt (Wstrict-aliasing): Specify Var and Init.
27107 (Wstrict-overflow): Likewise.
27109 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27111 PR rtl-optimization/26854
27112 PR rtl-optimization/34400
27113 PR rtl-optimization/34884
27114 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27116 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27117 (df_rd_bb_info.expanded_lr_out): Deleted
27118 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27119 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27120 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27121 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27122 Removed code to allocate, initialize or free expanded_lr_out.
27123 (df_rd_bb_local_compute_process_def): Restructured to make more
27125 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27126 sets if the sets are being trimmed.
27128 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27131 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27132 (as_vers): Likewise.
27133 * configure: Regenerated.
27135 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27137 PR middle-end/33092
27138 * tree-pass.h (pass_build_alias): New pass.
27139 * tree-ssa-alias.c (gate_build_alias): New.
27140 (pass_build_alias): New.
27141 * passes.c (init_optimization_passes): Add pass_build_alias after
27142 pass_create_structure_vars.
27144 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27146 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27147 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27148 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27149 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27150 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27151 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27152 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27153 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27154 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27155 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27156 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27157 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27158 * config/s390/s390.md (FP_ALL): New mode iterator.
27159 (_d): New mode attribute.
27160 ("*signbit<mode>2>"): Changed mode of first operand.
27161 ("isinf<mode>2"): Changed mode of first operand.
27162 ("*TDC_insn"): Adaptation for DFP modes.
27164 2008-01-22 Ben Elliston <bje@au.ibm.com>
27166 * tree.c (check_qualified_type): Improve function description.
27168 2008-01-21 Jason Merrill <jason@redhat.com>
27171 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27172 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27175 2008-01-21 DJ Delorie <dj@redhat.com>
27177 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27180 2008-01-21 Richard Guenther <rguenther@suse.de>
27182 PR middle-end/34856
27183 * tree-cfg.c (verify_expr): Allow all invariant expressions
27184 instead of just constant class ones as reference argument.
27185 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27186 like any other constant.
27187 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27189 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27191 * regmove.c (fixup_match_1): Update call crossed frequencies.
27193 2008-01-21 Richard Guenther <rguenther@suse.de>
27196 * tree-inline.c (setup_one_parameter): Deal with mismatched
27197 types using a VIEW_CONVERT_EXPR.
27199 2008-01-21 Alon Dayan <alond@il.ibm.com>
27200 Olga Golovanevsky <olga@il.ibm.com>
27202 PR tree-optimization/34701
27203 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27204 when the structure size is not a power of 2.
27206 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27208 * doc/install.texi: Add doc for --enable-checking=df.
27210 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27212 PR rtl-optimization/34808
27213 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27215 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27217 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27220 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27222 PR rtl-optimization/26854
27223 PR rtl-optimization/34400
27224 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27226 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27227 (df_rd_bb_info.expanded_lr_out): New.
27228 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27229 * loop_iv.c (iv_analysis_loop_init): Ditto.
27230 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27231 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27232 Added code to allocate, initialize or free expanded_lr_out.
27233 (df_rd_bb_local_compute_process_def): Restructured to make
27234 more understandable.
27235 (df_rd_confluence_n): Add code to do nothing with fake edges and
27236 code to no apply invalidate_by_call sets if the sets are being trimmed.
27237 (df_lr_local_finalize): Renamed to df_lr_finalize.
27238 (df_live_local_finalize): Renamed to df_live_finalize.
27240 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27243 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27244 deciding whether to use reciprocal instructions.
27246 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27248 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27249 dwarf2out_note_section_used if cold_text_section is NULL.
27251 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27253 PR gcov-profile/34610
27254 * tree-cfg.c (make_edges): Mark both outgoing edges from
27255 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27256 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27257 from OMP_FOR and OMP_CONTINUE outgoing edges.
27259 * tree-profile.c (tree_profiling): Return early if
27260 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27262 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27263 from cfun to child_cfun.
27264 * function.h (struct function): Add after_tree_profile bit.
27266 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27268 * config/avr/avr.S (_exit): Disable interrupt.
27270 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27271 Steven Bosscher <stevenb.gcc@gmail.com>
27273 PR rtl-optimization/26854
27274 PR rtl-optimization/34400
27275 * df-problems.c (df_live_scratch): New scratch bitmap.
27276 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27277 (df_live_reset): Clear the proper bitmaps.
27278 (df_live_bb_local_compute): Only process the artificial defs once
27279 since the order is not important.
27280 (df_live_init): Init the df_live sets only with the variables
27281 found live by df_lr.
27282 (df_live_transfer_function): Use the df_lr sets to prune the
27283 df_live sets as they are being computed.
27284 (df_live_free): Free df_live_scratch.
27286 2008-01-18 Ian Lance Taylor <iant@google.com>
27288 * common.opt: Add fmerge-debug-strings.
27289 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27290 flag_merge_debug_strings rather than flag_merge_constants.
27291 * doc/invoke.texi (Option Summary): Mention
27292 -fmerge-debug-strings.
27293 (Debugging Options): Document -fmerge-debug-strings.
27295 2008-01-18 Ian Lance Taylor <iant@google.com>
27298 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27299 (struct tree_function_decl): Add new field operator_new_flag.
27300 * tree-inline.c (expand_call_inline): When inlining a call to
27301 operator new, force the return value to go into a variable, and
27302 set DECL_NO_TBAA_P on that variable.
27303 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27305 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27308 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27309 DWARF2_DEBUGGING_INFO.
27310 (dwarf2out_note_section_used): Ditto. Add prototype.
27311 (have_multiple_function_sections, text_section_used,
27312 cold_text_section_used, *cold_text_sections): Move declarations
27315 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27317 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27318 field and add signal_ra.
27319 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27320 assignments to frame state pc. Move end of stack check after
27321 MD_FALLBACK_FRAME_STATE_FOR.
27322 (uw_update_context_1): Use frame state signal_regs if set, instead
27323 of checking signal_frame flag.
27324 (uw_update_context): Use frame state signal_ra if set.
27325 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27326 * config/xtensa/linux-unwind.h: New file.
27328 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27330 * modulo-sched.c (get_sched_window): Fix comment typo.
27332 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27334 PR tree-optimization/34648
27335 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27337 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27339 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27340 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27342 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27344 PR rtl-optimization/34400
27345 * df-core.c (df_worklist_dataflow_overeager,
27346 df_worklist_dataflow_doublequeue): New functions.
27347 (df_worklist_dataflow): Two different worklist solvers.
27348 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27351 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27354 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27355 and ftree-parallelize-loops.
27357 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27359 PR rtl-optimization/34826
27360 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27362 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27364 * global.c (find_reg): Mark the eh regs as used if necessary.
27365 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27366 * ra.h (struct allocno): no_eh_reg field added. Changed
27367 no_stack_reg type to bitfield.
27369 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27371 * tree.c (substitute_in_expr): Add missing 'break'.
27373 2008-01-17 Richard Guenther <rguenther@suse.de>
27375 PR tree-optimization/34825
27376 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27377 x / x as division to handle.
27379 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27381 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27382 "-pthread" is specified.
27383 * pa-hpux11.h (LIB_SPEC): Likewise.
27385 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27386 Peter Bergner <bergner@vnet.ibm.com>
27388 PR rtl-optimization/33796
27389 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27391 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27393 PR libgfortran/34699
27394 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27396 * pa-hpux10.h (LINK_SPEC): Likewise.
27397 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27399 2008-01-16 Richard Guenther <rguenther@suse.de>
27401 PR middle-end/32628
27402 * fold-const.c (fold_convert_const_int_from_int): Do not
27403 set overflow if that occured only because of a sign extension
27404 change when converting from/to a sizetype with the same
27405 precision and signedness.
27407 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27410 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27411 location address to the correct place. Update copyright year.
27413 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27415 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27416 no dependences in the dependence_relations vector.
27418 2008-01-16 Jan Hubicka <jh@suse.cz>
27420 PR rtl-optimization/31396
27421 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27422 * cfg.c (dump_reg_info): Print it.
27423 * regs.h (struct reg_info_t): add freq_calls_crossed.
27424 (REG_FREQ_CALLS_CROSSED): New macro.
27425 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27426 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27427 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27428 regmove_optimize): Update call crossed frequencies.
27429 * local-alloc.c (struct qty): Add freq_calls_crossed.
27430 (alloc_qty): Copute freq_calls_crossed.
27431 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27432 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27433 * ra.h (struct allocno): Add freq_calls_crossed.
27435 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27437 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27438 libgomp when compiling with ftree-parallelize-loops.
27439 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27441 2008-01-16 Richard Guenther <rguenther@suse.de>
27443 PR tree-optimization/34769
27444 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27445 * tree.c (int_cst_value): Instead make this function more
27446 permissive in what it accepts as valid input. Document this
27447 function always sign-extends the value.
27449 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27450 Richard Guenther <rguenther@suse.de>
27453 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27454 (gimple_fold_indirect_ref_rhs): ... this.
27455 (gimple_fold_indirect_ref): New function with foldings
27456 that preserve lvalueness.
27457 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27458 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27459 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27460 to fold an INDIRECT_REF, fall back to the old use of
27461 fold_indirect_ref_1.
27463 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27465 * tree-data-ref.c (subscript_dependence_tester_1): Call
27466 free_conflict_function.
27467 (compute_self_dependence): Same.
27469 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27472 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27473 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27475 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27476 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27477 for DWARF2_UNWIND_INFO targets.
27479 2008-01-16 Richard Guenther <rguenther@suse.de>
27482 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27483 type qualifiers for function types.
27485 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27487 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27488 loop_iterator li from previous commit.
27490 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27492 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27494 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27496 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27497 (parallelize_loops): Don't parallelize irreducible components.
27499 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27502 * c-opts (c_common_post_options): Do not enable CPP
27503 flag_pedantic_errors by default.
27505 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27507 PR rtl-optimization/31944
27508 * cse.c (remove_pseudo_from_table): New function.
27509 (merge_equiv_classes): Use above function to remove pseudo-registers.
27510 (invalidate): Likewise.
27512 2008-01-13 Richard Guenther <rguenther@suse.de>
27514 PR middle-end/34601
27515 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27516 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27518 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27520 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27521 validate_change to unshare the source of the PC set.
27523 2008-01-12 Jan Hubicka <jh@suse.cz>
27525 PR middle-end/32135
27526 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27527 references above array bounds. This might trigger bounds checks for
27528 pointers to arrays.
27530 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27532 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27533 new_replaceable_dependencies.
27535 2008-01-12 Doug Kwan <dougkwan@google.com>
27537 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27538 instead of OPT_Wreturn_type in warning due to ignored return type
27540 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27541 options included in -Wextra.
27542 * c.opt: New option -Wignored_qualifiers.
27543 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27544 -Wignore_qualifiers.
27545 (-Wignored-qualifiers): Document.
27546 (-Wreturn-type): Remove description of functionality now handled
27547 by -Wignored-qualifiers.
27549 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27552 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27553 NOP_EXPR if it is between integral types with the same precision.
27555 2008-01-12 Jan Hubicka <jh@suse.cz>
27558 * invoke.texi (max-inline-recursive-depth): Fix default value.
27560 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27562 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27565 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27567 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27569 2008-01-11 James E. Wilson <wilson@specifix.com>
27572 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27574 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27576 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27577 save/restore frame pointer register and don't use 'call-prologues'
27578 optimization in function with "OS_task" attribute.
27580 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27582 PR middle-end/31309
27583 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27584 when copying to memory.
27586 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27588 PR rtl-optimization/30905
27589 * cfgcleanup.c: Include dce.h
27590 (crossjumps_occured): New global variable.
27591 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27592 If something changed, set crossjumps_occured to true.
27593 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27594 Don't add/remove fake edges to exit here...
27595 (cleanup_cfg): ...but do it here, when crossjumping.
27596 Run a fast DCE when successful crossjumps occured in the latest
27597 iteration of try_optimize_cfg.
27599 2008-01-11 Richard Guenther <rguenther@suse.de>
27601 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27602 (struct vn_unary_op_s): Likewise.
27603 (vn_reference_insert): Free old reference on hash collision.
27605 2008-01-10 Raksit Ashok <raksit@google.com>
27607 PR rtl-optimization/27971
27608 * combine.c (find_split_point): Split PLUS expressions which are
27609 inside a MEM rtx, and whose first operand is complex.
27611 2008-01-10 DJ Delorie <dj@redhat.com>
27613 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27614 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27615 (m32c_hard_regno_ok): Call the underlying function.
27617 2008-01-10 Richard Guenther <rguenther@suse.de>
27619 PR middle-end/34683
27620 * tree-cfg.c (tree_merge_blocks): Do not go through the
27621 full-blown folding and stmt updating path if we just deal
27622 with virtual operands.
27623 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27624 test for abnormal SSA_NAMEs.
27626 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27628 PR middle-end/34641
27629 * reload.c (push_reload): Add assertions. All constants from
27630 reg_equiv_constant should have been used for replacing the respective
27632 (find_reloads_address): Invoke find_reloads_address_part for
27633 constant taken from the reg_equiv_constant array.
27635 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27637 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27638 field (valnum) the first in the struct. Replace bools with
27641 2008-01-10 Richard Guenther <rguenther@suse.de>
27643 PR tree-optimization/34651
27644 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27645 types and ordering for masking and converting.
27647 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27649 PR tree-optimization/34017
27650 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27651 also for PHI_NODE expressions.
27653 2008-01-09 Jan Hubicka <jh@suse.cz>
27655 PR tree-optimization/34708
27656 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27657 based on number of case labels.
27658 (init_inline_once): Remove switch_cost.
27659 * tree-inline.h (eni_weights_d): Remove switch_cost.
27661 2008-01-09 Richard Guenther <rguenther@suse.de>
27662 Andrew Pinski <andrew_pinski@playstation.sony.com>
27664 PR middle-end/30132
27665 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27666 temporary if an rvalue is ok or an lvalue is not required.
27668 2008-01-09 Richard Guenther <rguenther@suse.de>
27670 PR middle-end/34458
27671 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27672 adjust return type.
27674 2008-01-09 Richard Guenther <rguenther@suse.de>
27676 PR middle-end/34679
27677 * tree.c (host_integerp): Check for sizetype only if the
27678 type is an integer type.
27680 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27683 * opts.c (decode_options): Disable inlining of functions called
27684 once if not in unit-at-a-time mode.
27686 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27688 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27690 2008-01-08 Richard Guenther <rguenther@suse.de>
27692 PR middle-end/31863
27693 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27694 out early if the result will be unused.
27696 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27701 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27702 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27705 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27707 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27708 for vectorization tuned.
27710 2008-01-08 Richard Guenther <rguenther@suse.de>
27712 PR tree-optimization/34683
27713 * tree-ssa-operands.c (operand_build_cmp): Export.
27714 * tree-ssa-operands.h (operand_build_cmp): Declare.
27715 * tree-vn.c (vuses_compare): Remove.
27716 (sort_vuses): Use operand_build_cmp.
27717 (sort_vuses_heap): Likewise.
27718 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27719 to re-use old VEC if available. Do not sort already sorted VUSEs.
27720 (vdefs_to_vec): Do not sort already sorted VDEFs.
27722 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27724 PR middle-end/34694
27725 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27727 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27730 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27731 limitations of reciprocal sequences on x86 targets.
27733 2008-01-08 Richard Guenther <rguenther@suse.de>
27735 PR tree-optimization/34683
27736 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27738 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27741 * config/darwin.c (darwin_mergeable_string_section): Don't use
27742 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27744 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27747 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27748 negxf2. Macroize expander using X87MODEF mode iterator. Change
27749 predicates of op0 and op1 to register_operand.
27750 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27751 expander using X87MODEF mode iterator. Change predicates of
27752 op0 and op1 to register_operand.
27753 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27754 corresponding patterns and macroize using MODEF macro. Change
27755 predicates of op0 and op1 to register_operand and remove
27756 "m" constraint. Disparage "r" alternative with "!".
27757 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27758 macroize using X87MODEF macro. Change predicates of op0 and op1
27759 to register_operand and remove "m" constraint. Disparage "r"
27760 alternative with "!".
27761 (absneg splitter with memory operands): Remove.
27762 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27763 patterns and macroize using X87MODEF mode iterator.
27764 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27765 Change predicate of op1 to register_operand.
27766 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27767 for memory operands.
27769 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27771 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27773 2008-01-07 Richard Guenther <rguenther@suse.de>
27775 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27778 2008-01-07 Richard Guenther <rguenther@suse.de>
27780 PR tree-optimization/34683
27781 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27782 VOPs of the needed size to save memory. Use VEC_quick_push
27783 to save compile-time.
27784 (vdefs_to_vec): Likewise.
27786 2008-01-07 Sa Liu <saliu@de.ibm.com>
27788 * config/spu/spu.md (divdf3): Genetate inline code for double
27789 division. The implementation doesn't handle INF or NAN, therefore it
27790 only applies when -ffinite-math-only is given.
27792 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27795 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27796 * doc/cpp.texi ([Common Predefined Macros]): Document.
27798 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27800 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27801 order to use commutative addition instead of subtraction.
27803 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27804 Mircea Namolaru <namolaru@il.ibm.com>
27805 Vladimir Yanovsky <yanov@il.ibm.com>
27806 Revital Eres <eres@il.ibm.com>
27808 PR tree-optimization/34263
27809 * tree-outof-ssa.c (process_single_block_loop_latch,
27810 contains_tree_r): New functions.
27811 (analyze_edges_for_bb): Call process_single_block_loop_latch
27812 function to empty single-basic-block latch block if possible.
27814 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27816 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27818 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27820 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27822 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27824 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27826 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27828 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27830 PR tree-optimization/34618
27831 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27834 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27837 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27838 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27839 Update copyright year.
27841 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27842 Update copyright year.
27843 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27846 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27848 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27849 edge does not point to current bb before changing need_assert.
27851 2008-01-04 Richard Guenther <rguenther@suse.de>
27853 PR middle-end/34029
27854 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27855 for verifying purposes if they are is_gimple_min_invariant.
27857 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27859 PR tree-optimization/34448
27860 PR tree-optimization/34465
27861 * gimplify.c (gimplify_init_constructor): Add new parameter
27862 notify_temp_creation. Use it.
27863 (gimplify_modify_expr_rhs): Take volatiles into account when
27864 optimizing constructors.
27865 Do not optimize constructors if gimplify_init_constructor will dump to
27867 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27868 * gcc.c-torture/compile/pr34448.c: New.
27870 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27872 PR gcov-profile/34609
27873 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27874 return_slot if result is TREE_ADDRESSABLE.
27876 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27878 * config/mips/mips.md (sqrt_condition): Tweak comment.
27879 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27881 2008-01-03 Tom Tromey <tromey@redhat.com>
27884 * c-common.c (c_type_hash): Handle VLAs.
27886 2008-01-03 Jan Hubicka <jh@suse.cz>
27888 PR tree-optimization/31081
27889 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27890 0 when inlining and not inlining to first basic block.
27891 (remap_decl): When var is initialized to 0, don't set default_def.
27892 (expand_call_inline): Set entry_bb.
27893 * tree-inline.h (copy_body_data): Add entry_bb.
27895 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27898 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27901 PR tree-optimization/29484
27902 * tree-inline.c (inline_forbidden_p_2): New function.
27903 (inline_forbidden_p): Disallow inlining if some static var
27904 has an address of a local LABEL_DECL in its initializer.
27905 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27908 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27910 PR tree-optimization/34635
27911 * tree-data-ref.c (add_other_self_distances): Make sure that the
27912 evolution step is constant.
27914 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27916 PR middle-end/34608
27917 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27919 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27921 * tree-sra.c (scalarize_init): Insert the generate_element_init
27922 statements after the generate_element_zero statements.
27924 2008-01-02 Richard Guenther <rguenther@suse.de>
27926 PR middle-end/34093
27927 PR middle-end/31976
27928 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27929 for very large number of operands instead of ICEing.
27931 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27934 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27935 while stack probing.
27937 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27939 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27942 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27944 PR libmudflap/26442
27945 * tree-mudflap.c (mx_register_decls): Guard warning by
27946 !DECL_ARTIFICIAL check.
27948 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27950 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27951 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27952 sse5_perm<mode>): Fix constraints.