1 2008-12-08 Andrew Haley <aph@redhat.com>
2 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
4 * gimple.h (gimple_build_try): Fix declaration.
6 * builtins.c (fold_builtin_sqrt): Don't use a conditional
8 * fixed-value.c (do_fixed_add): Likewise.
9 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
11 2008-12-08 Jakub Jelinek <jakub@redhat.com>
14 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
15 on parallel and task contexts.
17 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
19 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
21 2008-12-07 Richard Guenther <rguenther@suse.de>
23 PR tree-optimization/38405
24 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
25 not sign-extend truth values.
27 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
29 * tree-sra.c (scalarize_use): Create another temporary with the proper
30 type for signed types in the use_all && !is_output bitfield case.
32 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
34 PR rtl-optimization/36365
35 * df-core.c (df_worklist_dataflow_overeager): Remove.
36 (df_worklist_dataflow): Don't call it, use double-queue only.
37 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
39 2008-12-06 Jakub Jelinek <jakub@redhat.com>
42 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
43 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
45 2008-12-07 Ben Elliston <bje@au.ibm.com>
47 * gthr-single.h (__gthread_once): Adjust prototype to match all
48 other gthreads models.
50 2008-12-06 Jakub Jelinek <jakub@redhat.com>
52 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
53 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
56 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
57 operands to mult_type if it isn't narrower than op0's type.
59 2008-12-06 Jan Hubicka <jh@suse.cz>
60 Jakub Jelinek <jakub@redhat.com>
62 PR tree-optimization/38074
63 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
65 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
66 in both dirrection for first match heuristics.
67 (tree_bb_level_predictions): Disable noreturn heuristic when there
70 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
72 PR rtl-optimization/38272
73 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
76 2008-12-05 Jakub Jelinek <jakub@redhat.com>
79 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
80 (pp_c_expression): Likewise.
82 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
85 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
87 2008-12-05 Jakub Jelinek <jakub@redhat.com>
90 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
91 arguments to HOST_WIDE_INT. If type has different signedness
92 than unsignedp or different precision from bitsize, create
93 the right type for BIT_FIELD_REF and cast to type.
94 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
97 2008-03-05 Richard Guenther <rguenther@suse.de>
99 * fold-const.c (fold_truthop): Remove code generating
100 BIT_FIELD_REFs of structure bases.
101 (fold_binary): Likewise.
102 (make_bit_field_ref): Remove.
103 (optimize_bit_field_compare): Remove.
104 (all_ones_mask_p): Remove.
106 2008-12-05 Jakub Jelinek <jakub@redhat.com>
108 * tree-sra.c (sra_explode_bitfield_assignment): Always
109 call unsigned_type_for, if the precision is higher than
110 needed, call build_nonstandard_integer_type.
113 * function.c (assign_parm_find_stack_rtl): If promoted_mode
114 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
118 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
119 only if internal_arg_pointer is a non-virtual pseudo.
121 2008-12-05 Joseph Myers <joseph@codesourcery.com>
123 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
124 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
125 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
127 2008-12-05 Jakub Jelinek <jakub@redhat.com>
129 PR tree-optimization/37716
130 * gimplify.c (gimplify_expr): Allow COND_EXPR if
131 gimplify_ctxp->allow_rhs_cond_expr.
133 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
135 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
136 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
138 (alpha_emit_conditional_branch): Do not generate direct branch
139 for UNORDERED comparisons.
141 2008-12-05 Andreas Schwab <schwab@suse.de>
143 * config/rs6000/linux-unwind.h (frob_update_context): Check for
146 2008-12-05 Jakub Jelinek <jakub@redhat.com>
149 * fold-const.c (fold_checksum_tree): Change buf type to union
152 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
155 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
157 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
159 2008-12-05 Ben Elliston <bje@au.ibm.com>
161 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
163 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
165 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
166 Gary Funck <gary@intrepid.com>
168 * cse.c (lookup_as_function): Delete mode frobbing code.
169 (equiv_constant): Re-implement it there for SUBREGs.
171 2008-12-04 Richard Guenther <rguenther@suse.de>
174 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
175 (tree-ssa-structalias.o): Remove errors.h dependency.
176 (tree-ssa-reassoc.o): Likewise.
177 * tree-ssa-reassoc.c: Do not include errors.h.
178 * tree-ssa-alias-warnings.c: Remove.
179 * tree-ssa-alias.c (compute_may_aliases): Remove call to
180 strict_aliasing_warning_backend.
181 * tree-ssa-structalias.c (emit_pointer_definition): New function.
182 (emit_alias_warning): Likewise.
183 (set_uids_in_ptset): Warn for clear cases of type-punning.
184 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
187 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
189 * cse.c (equiv_constant): Fix pasto.
191 2008-12-04 Nick Clifton <nickc@redhat.com>
193 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
194 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
195 formatting of quotes.
197 2008-12-04 Jakub Jelinek <jakub@redhat.com>
200 * fold-const.c (fold_checksum_tree): Allow modification of
203 2008-12-03 Jakub Jelinek <jakub@redhat.com>
206 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
207 have the right number of arguments.
209 2008-12-03 Richard Guenther <rguenther@suse.de>
212 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
215 2008-12-03 Tomas Bily <tbily@suse.cz>
218 * tree-loop-distribution.c (build_size_arg): New function.
219 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
220 Reorganized generating of stmts.
221 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
222 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
223 Indicate if analysis succeed.
224 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
225 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
226 Uses new definition of dr_analyze_innermost.
228 2008-12-03 Ben Elliston <bje@au.ibm.com>
230 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
232 2008-12-03 Jakub Jelinek <jakub@redhat.com>
234 PR tree-optimization/37716
235 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
236 all the needed operations as trees and gimplify_assign it to dst.
239 * configure.ac (gcc_cv_readelf): Look for readelf.
240 (gcc_cv_as_cfi_advance_working): Check for working
241 cfi advances with code alignment factor > 1.
242 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
244 * configure: Regenerated.
246 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
247 Jakub Jelinek <jakub@redhat.com>
248 Andrew Pinski <andrew_pinski@playstation.sony.com>
250 PR rtl-optimization/38281
251 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
252 set it to NULL_RTX afterwards.
254 * emit-rtl.c (set_insn_deleted): Fix formatting.
256 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
258 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
260 * config/mips/mips.md (IMOVE32): New mode iterator.
261 (movsi): Generalize with IMOVE32.
262 (*movsi_internal): Likewise.
263 (*mov<mode>_mips16): Likewise.
266 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
267 Maxim Kuvyrkov <maxim@codesourcery.com>
269 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
270 PC-relative addressing when compiling for uclinux PIC.
271 (__cmpdf_internal, __cmpsf_internal): Hide.
272 (__cmpdf, __cmpsf): Use PIC call sequence.
274 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
275 Jack Howarth <howarth@bromo.med.uc.edu>
277 * config/i386/t-darwin64: Add m32 multilib support.
279 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
281 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
283 2008-12-02 Jakub Jelinek <jakub@redhat.com>
286 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
287 before using it in POINTER_PLUS_EXPR.
289 2008-12-02 Richard Guenther <rguenther@suse.de>
291 PR tree-optimization/38359
292 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
295 2008-12-02 Martin Jambor <mjambor@suse.cz>
298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
300 (forward_propagate_addr_into_variable_array_index): Check that the
301 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
302 than the gimple code directly.
304 2008-12-02 Ben Elliston <bje@au.ibm.com>
306 * config/spu/float_disf.c (__floatdisf): Prototype.
307 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
308 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
309 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
311 2008-12-02 DJ Delorie <dj@redhat.com>
313 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
314 (DWARF_CIE_DATA_ALIGNMENT): Define.
316 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
317 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
318 (xstormy16_expand_prologue): Likewise.
319 (xstormy16_expand_builtin_va_start): Likewise.
320 (xstormy16_gimplify_va_arg_expr): Likewise.
322 2008-12-02 Jakub Jelinek <jakub@redhat.com>
325 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
326 potentially returned from folding memcpy.
327 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
328 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
330 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
333 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
334 decoration of function RTL names here on Ada language.
336 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
338 PR rtl-optimization/38280
339 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
340 ira_rebuild_regno_allocno_list): New functions.
341 (regno_allocnos): New static variable.
342 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
343 Call ira_rebuild_regno_allocno_list.
345 2008-12-01 David Daney <ddaney@caviumnetworks.com>
346 Adam Nemet <anemet@caviumnetworks.com>
348 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
349 LINUX_DRIVER_SELF_SPECS.
351 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
353 PR rtl-optimization/37514
354 * reload1.c (reload_as_needed): Invalidate reg_last_reload
357 2008-12-01 Jakub Jelinek <jakub@redhat.com>
360 * c-omp.c (c_finish_omp_for): Only transform pointer
361 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
363 PR rtl-optimization/38245
364 * tree-vrp.c (abs_extent_range): New function.
365 (extract_range_from_binary_expr): Compute range
366 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
367 or includes zero or if vr1 is VR_RANGE and op0 has some
370 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
373 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
374 case by calculating ~(new_reg & val) instead of (~new_reg & val).
375 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
376 to (not:I48MODE (and:I48MODE (...))).
377 (sync_old_nand<mode>): Ditto.
378 (sync_new_nand<mode>): Ditto.
380 2008-12-01 Nick Clifton <nickc@redhat.com>
382 * config/stormy16/stormy16.md (CARRY_REG): New constant.
383 Replace uses of the "y" register class with direct references to
384 the CARRY_REG register.
385 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
386 register with clobbers of the carry register.
387 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
388 (xstormy16_split_cbranch): Remove redundant carry parameter.
389 (xstormy16_expand_arith): Likewise.
390 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
391 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
392 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
393 (CARRY_REGNUM): Define.
394 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
396 (xstormy16_expand_arith): Likewise.
398 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
400 * config/score/score.h (IRA_COVER_CLASSES): Define.
402 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
405 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
406 (divsi3_sp32): Add new alternative with 'K' for operand #2.
407 (cmp_sdiv_cc_set): Factor common string.
408 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
410 (cmp_udiv_cc_set): Factor common string.
412 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
415 * varasm.c (emutls_finish): Fix common registration.
417 2008-11-29 Jakub Jelinek <jakub@redhat.com>
420 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
422 2008-11-29 David Edelsohn <edelsohn@gnu.org>
424 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
425 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
426 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
427 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
428 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
429 Ignore sub-word case for now.
430 (sync_nand<mode>_internal): Represent NAND in RTL.
431 (sync_old_nand<mode): Same.
432 (sync_old_name<mode>_internal): Same.
433 (sync_new_nand<mode>): Same.
434 (sync_new_nand<mode>_internal): Same.
435 (sync_boolcshort_internal): Expect NAND.
437 2008-11-28 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/37955
440 PR tree-optimization/37742
441 * tree-vect-transform.c (vectorizable_store): Remove assert for
443 (vectorizable_load): Likewise.
445 2008-11-27 Richard Guenther <rguenther@suse.de>
447 * tree-ssa-structalias.c (intra_create_variable_infos): Make
448 a constraint for the static chain parameter.
450 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
452 * config/bfin/bfin.opt (micplb): New option.
453 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
454 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
455 ENABLE_WA_INDIRECT_CALLS): New macros.
456 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
458 (indirect_call_p): New function.
459 (workaround_speculation): Handle anomaly 05-00-0426 when
460 ENABLE_WA_INDIRECT_CALLS is true.
461 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
462 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
463 * doc/invoke.texi (Blackfin Options): Document -micplb.
465 2008-11-26 DJ Delorie <dj@redhat.com>
467 * config/m32c/mov.md ("extendhipsi2"): New.
469 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
471 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
472 * config/m32c/mov.md (zero_extendqihi2): Likewise.
474 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
476 * config/mips/mips.md (clear_hazard): Rename to
477 clear_hazard_<mode>. Use mode-specific addition.
478 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
479 or gen_clear_hazard_di depending on the size of Pmode.
481 2008-11-26 DJ Delorie <dj@redhat.com>
483 * configure.ac: Test m32c-elf-gas for .loc.
484 * configure: Likewise.
486 2008-11-26 Janis Johnson <janis187@us.ibm.com>
489 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
492 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/sync.md (memory_barrier_nosse): Disable also for
495 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
496 (memory_barrier): Do not generate memory_barrier_nosse instruction
498 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
500 2008-11-26 Fredrik Unger <fred@tree.se>
502 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
503 function name from __floatundisf.
504 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
507 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
508 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/37869
511 * tree-ssa-structalias.c (struct constraint_graph): Remove
512 pt_used and number_incoming members.
513 (build_pred_graph): Do not allocate them.
514 (condense_visit): Do not use them.
515 (label_visit): Likewise.
516 (free_var_substitution_info): Do not free them.
518 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
520 * doc/invoke.texi (ira-max-loops-num): Change semantics.
522 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
524 * ira-color.c (allocno_spill_priority): New function.
525 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
526 Print more info about the spilled allocno.
527 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
530 * ira-build.c (loop_node_to_be_removed_p): Remove.
531 (loop_compare_func, mark_loops_for_removal): New functions.
532 (remove_uneccesary_loop_nodes_from_loop_t): Use member
534 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
536 * ira.c (ira): Don't change flag_ira_algorithm.
538 * params.def (ira-max-loops-num): Change the value.
540 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
542 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
543 Disable unsupported alternative for ColdFire,
544 add new alternative that ColdFire can handle.
546 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
548 * regrename.c (merge_overlapping_regs): Add registers artificially
549 defined at the top of the basic block to the set of live ones just
550 before the first insn.
552 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
553 Joey Ye <joey.ye@intel.com>
556 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
557 false if we need to align the outgoing stack.
558 (ix86_update_stack_boundary): Check parm_stack_boundary.
560 2008-11-25 Richard Guenther <rguenther@suse.de>
564 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
565 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
566 in favor of dereferenced_ptrs.
567 (init_alias_info): Adjust.
568 (delete_alias_info): Likewise.
569 (compute_flow_insensitive_aliasing): Properly
570 include all aliased variables.
571 (update_alias_info_1): Use dereferenced_ptrs.
572 (setup_pointers_and_addressables): Likewise.
573 (get_smt_for): Honor ref-all pointers and pointers with known alias
575 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
577 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
580 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
581 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
583 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
585 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
587 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
589 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
591 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
594 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
595 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
597 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
600 UNSPECV_CMPXCHG_[12].
601 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
602 UNSPECV_CMPXCHG_[12].
605 * config/i386/sync.md (memory_barrier): New expander.
607 2008-11-24 Jakub Jelinek <jakub@redhat.com>
610 * dse.c (find_shift_sequence): Optimize extraction from a constant.
612 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
614 * pa.c (function_arg): Revert 2008-10-26 change.
616 2008-11-23 Helge Deller <deller@gmx.de>
618 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
619 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
620 succeeded and lws_ret is not equal to oldval.
622 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
624 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
626 2008-11-22 Andreas Schwab <schwab@suse.de>
628 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
631 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
633 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
634 Use constant 1 as the operand.
635 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
636 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
637 gen_rdhwr_synci_step_di depending on the size of Pmode.
639 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
642 * config/i386/i386.md (SWI248): New mode iterator.
643 (SWI32): Remove mode iterator.
644 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
645 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
646 iterator. Generate popcnt mnemonic without mode extensions
647 for Darwin x86 targets.
648 (*popcount<mode>2_cmp): Ditto.
649 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
650 extensions for Darwin x86 targets.
652 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
654 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
655 only if HAVE_AS_SPARC_UA_PCREL is defined.
657 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
659 * ira-costs.c (find_allocno_class_costs): Work out the maximum
660 allocno_costs value of the classees with the lowest total_costs
661 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
662 (setup_allocno_cover_class_and_costs): ...rather than here.
663 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
666 2008-11-22 Jakub Jelinek <jakub@redhat.com>
669 * builtins.c (expand_builtin_apply_args): Emit sequence before
670 parm_birth_insn instead of after entry_of_function's first insn.
673 * function.c (assign_parm_remove_parallels): Pass
674 data->passed_type as third argument to emit_group_store.
677 * final.c (mark_symbol_refs_as_used): New function.
678 * output.h (mark_symbol_refs_as_used): New prototype.
679 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
680 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
681 * config/arm/arm.md (consttable_4): Likewise.
684 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
686 2008-11-21 Jakub Jelinek <jakub@redhat.com>
689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
690 propagate x = &a into *x = b if conversion from b to a's type is
693 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
695 * caller-save.c (insert_one_insn): Take into account REG_INC notes
696 for the liveness computation of the new insn.
698 2008-11-21 DJ Delorie <dj@redhat.com>
700 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
701 Moves to/from below100 space (W) can only use r0-r7.
703 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
706 * doc/invoke.texi (Optimization Options): Fix typo.
708 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
709 Xuepeng Guo <xuepeng.guo@intel.com>
711 * config.gcc (extra_headers): For x86 and x86-64, remove
712 gmmintrin.h, add immintrin.h and avxintrin.h.
714 * config/i386/gmmintrin.h: Renamed to ...
715 * config/i386/avxintrin.h: This. Issue an error if
716 _IMMINTRIN_H_INCLUDED is undedined.
718 * config/i386/immintrin.h: New.
720 2008-11-21 Jakub Jelinek <jakub@redhat.com>
723 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
724 mode of PLUS, not mode of the eliminated register.
726 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
729 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
730 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
731 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
732 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
733 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
734 (*nand<mode>3): Rename to *andnot<mode>3.
735 (*nandtf3): rename to *andnottf3.
736 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
737 Use CODE_FOR_mmx_andnotv2si3.
738 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
739 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
740 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
741 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
742 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
744 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
747 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
748 case by calculating ~(new_reg & val) instead of (~new_reg & val).
749 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
750 to (not:IMODE (and:IMODE (...))).
751 (sync_old_nand<mode>): Ditto.
752 (sync_new_nand<mode>): Ditto.
754 2008-11-20 Joseph Myers <joseph@codesourcery.com>
756 * config/arm/thumb2.md (thumb2_casesi_internal,
757 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
759 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
761 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
762 nand to the changed 4.4 semantic.
764 2008-11-20 Jakub Jelinek <jakub@redhat.com>
767 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
768 (fold_builtin_memory_op): Handle even the case where just one
769 of src and dest is an address of a var decl component, using
770 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
771 and readonly_data_expr src check.
772 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
775 PR rtl-optimization/36998
776 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
777 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
778 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
779 stack_adjust_offset callers.
780 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
782 (compute_barrier_args_size): Handle insns in annulled branches
785 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
789 Handle cases when integer argument crosses argument register boundary.
791 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
794 * config.gcc (i[34567]86-*-solaris2*): Don't include
795 i386/t-crtstuff here.
796 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
797 * config/i386/t-sol2: Move to libgcc/config/i386.
799 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
802 * tlink.c: Include "libiberty.h".
803 (initial_cwd): Change type into char *.
804 (tlink_init): Call getpwd instead of getcwd.
806 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
808 PR rtl-optimization/32283
809 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
810 of the induction variable to decide whether it may wrap.
811 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
812 initialization of the bound before the loop.
813 * simplify-rtx.c (simplify_binary_operation_1): Add two
814 simplifications regarding AND.
815 (simplify_plus_minus): Only fail if no simplification is possible.
816 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
818 2008-11-20 Jakub Jelinek <jakub@redhat.com>
821 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
822 checking until GIMPLE lowering.
823 * gimple-low.c (check_call_args): New function.
824 (lower_stmt) <case GIMPLE_CALL>: Call it.
826 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
828 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
829 with the same type as the first operand of the AND expression.
831 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
834 * ira-int.h (struct ira_loop_tree_node): New member
835 entered_from_non_parent_p.
837 * ira-color.c (print_loop_title): Print loop bbs.
839 * ira-emit.c (entered_from_non_parent_p,
840 setup_entered_from_non_parent_p): New functions.
841 (not_modified_p): Rename to store_can_be_removed_p. Check there
843 (generate_edge_moves): Use store_can_be_removed_p instead of
845 (ira_emit): Call setup_entered_from_non_parent_p.
847 * ira-build.c (copy_info_to_removed_store_destinations):
848 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
849 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
850 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
851 update all accumulated attributes.
853 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
856 * ira-int.h (ira_copy_allocno_live_range_list,
857 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
858 ira_finish_allocno_live_range_list): New prototypes.
859 (ira_allocno_live_ranges_intersect_p,
860 ira_pseudo_live_ranges_intersect_p): Remove.
862 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
863 ira_pseudo_live_ranges_intersect_p): Rename to
864 allocnos_have_intersected_live_ranges_p and
865 pseudos_have_intersected_live_ranges_p. Move them from here to ...
867 * ira-color.c: ... here
868 (coalesced_allocno_conflict_p): Use
869 allocnos_have_intersected_live_ranges_p.
870 (coalesced_allocnos_living_at_program_points,
871 coalesced_allocnos_live_at_points_p,
872 set_coalesced_allocnos_live_points): Remove.
873 (slot_coalesced_allocnos_live_ranges,
874 slot_coalesced_allocno_live_ranges_intersect_p,
875 setup_slot_coalesced_allocno_live_ranges): New.
876 (coalesce_spill_slots): Use ranges of coalesced allocnos.
877 (ira_sort_regnos_for_alter_reg): Use
878 allocnos_have_intersected_live_ranges_p.
879 (ira_reuse_stack_slot): Use
880 pseudos_have_intersected_live_ranges_p.
882 * global.c (pseudo_for_reload_consideration_p): Check
883 flag_ira_share_spill_slots too.
885 * ira-build.c (copy_allocno_live_range_list): Rename to
886 ira_copy_allocno_live_range_list. Make it external.
887 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
889 (ira_allocno_live_ranges_intersect_p): New.
890 (ira_finish_allocno_live_range_list): New.
891 (finish_allocno): Use it.
892 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
893 (copy_info_to_removed_store_destinations): Ditto. Use
894 ira_copy_allocno_live_range_list.
895 (ira_flattening): Use ira_merge_allocno_live_ranges.
897 * ira.c (too_high_register_pressure_p): New function.
898 (ira): Switch off sharing spill slots if the pressure is too high.
900 2008-11-19 Richard Guenther <rguenther@suse.de>
902 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
903 non-sizetype offsets if their precision matches that of the pointer.
904 * expr.c (expand_expr_real_1): Always sign-extend the offset
905 operand of a POINTER_PLUS_EXPR.
907 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
909 * config.gcc: Unobsolete mips-sgi-irix[56]*.
910 (mips-sgi-irix[56]*): No need to use fixproto.
912 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
913 Paul Brook <paul@codesourcery.com>
915 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
918 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
920 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
922 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
925 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
926 (separate_decls_in_region): Create shared struct even when there
929 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
931 * config/picochip/picochip.c (headers): Remove an unnecessary
934 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
937 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
938 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
940 * config/m68k/m68k.md: Adjust all conditional branches that use the
941 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
943 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
946 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
947 is a register or zero operand in the correct mode before generating
948 mtch1 insn or a register operand in the correct mode before generating
950 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
952 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
954 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
955 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
956 mipsisa*-*-elf*. Handle mipsisa64r2*.
957 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
958 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
960 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
961 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
963 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
964 Fix mips16 if mips64 or mips64r2 are multilib defaults.
965 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
968 2008-11-18 Jakub Jelinek <jakub@redhat.com>
971 * config/i386/i386.md (allocate_stack_worker_32,
972 allocate_stack_worker_64): Don't use match_dup between input and
974 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
975 * config/i386/i386.c (ix86_expand_prologue): Likewise.
977 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
979 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
980 is forced when trying to do a symbol link for it.
982 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
984 * expmed.c (extract_bit_field_1): Also use a temporary and
985 convert_extracted_bit_field when the conversion from ext_mode to
986 the target mode requires explicit truncation.
988 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
990 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
992 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
993 registers when not optimizing.
995 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
997 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
998 and its associated define_split. Expose the all-d alternative
999 to the register allocator, but mark it with "?". Mark the first
1000 alternative with "*?*?".
1001 (*mul_sub_si): Likewise.
1002 (*mul_acc_si_r3900): New pattern.
1004 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1008 propagating x = &a into *x = b, add a cast if not useless
1009 type conversion or don't optimize if another stmt would be
1012 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1015 * optabs.c (expand_sync_operation): Properly handle NAND case
1016 by calculating ~(t1 & val) instead of (~t1 & val).
1017 * builtins.c (expand_builtin_sync_operation): Warn for changed
1018 semantics in NAND builtins.
1019 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1021 * doc/invoke.texi (Warning options): Add Wsync-nand.
1022 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1023 __sync_fetch_and_nand builtin operation in the example. Add a note
1024 about changed semantics in GCC 4.4.
1025 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1026 operation in the example. Add a note about changed semantics in
1029 2008-11-16 Jan Hubicka <jh@suse.cz>
1031 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1034 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1036 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1039 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1042 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1043 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1045 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1046 rather than call_really_used_regs when handling $gp.
1048 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1051 * config/mips/mips.c (machine_function): Update the comment
1052 above global_pointer.
1053 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1054 that a function doesn't need a global pointer.
1055 (mips_current_loadgp_style): Update accordingly.
1056 (mips_restore_gp): Likewise.
1057 (mips_output_cplocal): Likewise.
1058 (mips_expand_prologue): Likewise.
1060 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1062 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1063 parameter. Use DImode for computing the number of registers.
1064 (function_arg): Adjust for above change.
1065 (function_value): Likewise.
1067 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1069 PR tree-optimization/37950
1070 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1071 not computed for the current function.
1073 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1076 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1077 gpr and other COMPONENT_REFs.
1079 2008-11-15 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/38051
1082 * tree-ssa-alias.c (update_alias_info_1): Manually find
1085 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1087 * doc/invoke.texi (-mfix-r10000): Document.
1088 * config/mips/mips.opt (mfix-r10000): New option.
1089 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1090 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1091 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1092 (MIPS_SYNC_OP): Likewise.
1093 (MIPS_SYNC_OP_12): Likewise.
1094 (MIPS_SYNC_OLD_OP_12): Likewise.
1095 (MIPS_SYNC_NEW_OP_12): Likewise.
1096 (MIPS_SYNC_OLD_OP): Likewise.
1097 (MIPS_SYNC_NAND): Likewise.
1098 (MIPS_SYNC_OLD_NAND): Likewise.
1099 (MIPS_SYNC_EXCHANGE): Likewise.
1100 (MIPS_SYNC_EXCHANGE_12): Likewise.
1101 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1103 (MIPS_SYNC_NEW_NAND): Likewise.
1104 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1105 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1106 (mips_output_sync_loop): New function.
1107 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1108 Make -mfix-r10000 require branch-likely instructions.
1109 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1110 mips_output_sync_loop.
1111 (compare_and_swap_12): Likewise.
1112 (sync_add<mode>): Likewise.
1113 (sync_<optab>_12): Likewise.
1114 (sync_old_<optab>_12): Likewise.
1115 (sync_new_<optab>_12): Likewise.
1116 (sync_nand_12): Likewise.
1117 (sync_old_nand_12): Likewise.
1118 (sync_new_nand_12): Likewise.
1119 (sync_sub<mode>): Likewise.
1120 (sync_old_add<mode>): Likewise.
1121 (sync_old_sub<mode>): Likewise.
1122 (sync_new_add<mode>): Likewise.
1123 (sync_new_sub<mode>): Likewise.
1124 (sync_<optab><mode>): Likewise.
1125 (sync_old_<optab><mode>): Likewise.
1126 (sync_new_<optab><mode>): Likewise.
1127 (sync_nand<mode>): Likewise.
1128 (sync_old_nand<mode>): Likewise.
1129 (sync_new_nand<mode>): Likewise.
1130 (sync_lock_test_and_set<mode>): Likewise.
1131 (test_and_set_12): Likewise.
1133 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1135 * gcc.c (cc1_options): Fix comment.
1137 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1140 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1141 argtype instead of result_type.
1143 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1145 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1146 subloop_next/next and subloops/childen fields.
1148 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1150 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1151 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1152 (LOCAL_INCLUDE_DIR): Undefine.
1153 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1155 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1157 PR rtl-optimization/37397
1158 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1159 (ALLOCNO_BAD_SPILL_P): New macro.
1161 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1163 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1164 (create_cap_allocno, propagate_allocno_info,
1165 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1166 (update_bad_spill_attribute): New function.
1167 (ira_build): Call it.
1169 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1171 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1173 PR tree-optimization/38104
1174 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1175 before calling mark_symbols_for_renaming, not after it.
1177 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1179 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1180 (OVERRIDE_OPTIONS): Likewise.
1182 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1183 Andrew Stubbs <ams@codesourcery.com>
1184 Gunnar Von Boehn <gunnar@genesi-usa.com>
1187 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1188 the shorter LEA insn over ADD.L where possible.
1190 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1192 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1193 systems, which are assumend to always provide SSP-support in glibc.
1194 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1196 * configure: Regenerate.
1198 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1201 * function.c (gimplify_parameters): For callee copies parameters,
1202 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1204 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1207 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1208 x86 parts into the `i[34567]86-*-linux*' and parts that are
1209 independent of the processor architecture into the `*-*-linux*' cases.
1210 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1211 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1212 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1213 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1214 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1215 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1216 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1218 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1220 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1221 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1222 (ls2_idiv): Likewise idiv3.
1223 (ls2_prefetch): New reservation.
1224 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1225 * config/mips/mips.md (type): Add imul3nc and idiv3.
1226 (length): Handle idiv3.
1227 (any_mod): New code_iterator.
1228 (u): Handle MOD and UMOD.
1229 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1230 (prefetch): Handle TARGET_LOONGSON_2EF.
1232 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1235 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1236 (prune_unused_types_walk): Call it for non-perennial local classes.
1237 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1238 entry, just set it to 2 and recurse on children, don't walk attributes
1241 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1243 * c-common.c (warn_about_parentheses): Add missing whitespace
1246 2008-11-13 Paul Brook <paul@codesourcery.com>
1248 * doc/invoke.texi: Document --fix-cortex-m3.
1249 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1250 Cortex-M3 cpu is selected.
1251 (output_move_double): Avoid overlapping base register and first
1252 destination register when fix_cm3_ldrd.
1253 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1255 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1258 * gimple.h (gimple_range_check_failed): Remove prototype.
1259 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1261 (gimple_range_check_failed): Removed.
1263 2008-11-13 Andrew Haley <aph@redhat.com>
1266 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1269 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1273 2007-05-07 Mike Stump <mrs@apple.com>
1274 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1275 also checks for and while statements in C++.
1277 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1280 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1281 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1282 - which clones are reachable - as "abstract and needed".
1283 * cgraph.c (cgraph_release_function_body): If a node is
1284 "abstract and needed", do not release its DECL_INITIAL() content
1285 that will be needed to emit debug info.
1287 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1290 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1291 to set HAVE_GETIPINFO.
1292 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1293 * configure: Regenerate.
1294 * config.in: Regenerate.
1296 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1299 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1301 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1304 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1305 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1307 2008-11-12 Jason Merrill <jason@redhat.com>
1310 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1313 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1315 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1316 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1318 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1319 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1321 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1323 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1324 packed-stack special handling.
1325 (FRAME_ADDR_RTX): Add definition.
1327 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1330 * fold-const.c (native_encode_string): New function.
1331 (native_encode_expr): Use it for STRING_CST.
1333 2008-11-12 DJ Delorie <dj@redhat.com>
1335 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1336 insns if the intermediate value will be used later.
1338 2008-11-12 Andreas Schwab <schwab@suse.de>
1340 * config/m68k/m68k.c (print_operand): Mask off extra extension
1341 bits when writing out the representation of real values.
1343 2008-11-12 Ira Rosen <irar@il.ibm.com>
1345 PR tree-optimization/38079
1346 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1349 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1352 * c-pretty-print.c (pp_c_complex_expr): New function.
1353 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1356 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1357 than INNER and INNER is a constant, forcibly align INNER as much
1360 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1362 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1364 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1366 PR rtl-optimization/37363
1367 * simplify-rtx.c (simplify_plus_minus): Don't create
1368 (const (minus ...)) expresisons.
1370 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1372 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1375 2008-11-10 Catherine Moore <clm@codesourcery.com>
1377 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1379 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1380 (BASE_DRIVER_SELF_SPECS): Remove.
1381 (DRIVER_SELF_SPECS): New definition.
1382 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1383 BASE_DRIVER_SELF_SPECS.
1384 * config/mips/sde.h: Likewise.
1385 * config/mips/iris6.h: Likewise.
1386 * config/mips/vr.h: Likewise.
1387 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1389 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1391 PR rtl-optimizations/37948
1392 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1393 (ira_create_copy, ira_add_allocno_copy): New parameter.
1395 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1396 to ira_add_allocno_copy.
1397 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1398 parameter to process_regs_for_copy.
1399 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1400 Fix typo in passing second allocno to ira_add_allocno_copy.
1402 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1403 coalesced allocnos list.
1404 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1406 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1407 (add_ira_allocno_to_ordered_bucket): Rename to
1408 add_allocno_to_ordered_bucket.
1409 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1410 head of coalesced allocnos list.
1411 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1412 Check that it is aready calculated.
1413 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1414 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1416 (coalesce_allocnos): Do extended coalescing too.
1418 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1419 parameter to ira_add_allocno_copy.
1421 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1423 (print_copy): Print copy origination too.
1425 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1428 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1430 PR rtl-optimization/37514
1431 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1432 flag_ira_share_spill_slots to 2 if it's already non-zero.
1433 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1434 flag_ira_share_spill_slots is 2.
1436 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1438 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1439 (prologue_enter_32): Set FB to SP - 4.
1441 2008-11-10 DJ Delorie <dj@redhat.com>
1443 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1444 constraint for single-bit-clear in lower byte of HI constant, vs
1445 Imb which just ignores the upper byte.
1446 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1447 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1448 (iorhi3_16): Check for single bit set, not single bit clear.
1450 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1452 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1454 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1456 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1458 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1459 values living in memory and use more precise alignment information.
1461 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1464 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1465 after __mf_check call if the call must end a bb.
1467 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1471 * combine.c (force_to_mode): Do not process vector types.
1473 * rtlanal.c (nonzero_bits1): Do not process vector types.
1474 (num_sign_bit_copies1): Likewise.
1476 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1478 * config/i386/gnu.h: Add copyright and licensing header.
1479 * config/gnu.h: Likewise.
1481 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1483 * fwprop.c (fwprop_done): Call df_remove_problem.
1485 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1488 * tree-scalar-evolution.c (instantiate_scev_1): Return
1489 chrec_dont_know for VL_EXP_CLASS_P.
1491 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1493 * reg-stack.c (reg_to_stack): Add missing braces in memset
1496 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1498 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1499 (NO_PROFILE_COUNTERS): New define.
1501 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1504 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1506 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1509 * config/sparc/constraints.md (D): New.
1510 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1511 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1513 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1514 Use the 'D' constraint in addition to 'F' in some alternatives.
1515 (DF splitter): Generalize for V64mode.
1516 * doc/md.texi (SPARC): Document the 'D' constraint.
1518 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1520 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1522 2008-11-06 Ben Elliston <bje@au.ibm.com>
1524 * gcc.c: Remove ancient comment about a bug in Sun cc.
1526 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1528 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1530 2008-11-06 Ben Elliston <bje@au.ibm.com>
1532 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1534 2008-11-06 Ben Elliston <bje@au.ibm.com>
1536 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1539 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1542 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1545 2008-11-05 Martin Jambor <mjambor@suse.cz>
1548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1549 pointer arithmetics into array_ref if the array is accessed
1550 through an indirect_ref.
1552 2008-11-05 Richard Guenther <rguenther@suse.de>
1555 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1556 qualified pointer conversion before stripping qualifiers.
1557 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1558 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1559 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1562 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1563 properly canonicalize binary ops.
1564 (forward_propagate_addr_expr_1): Use
1565 may_propagate_address_into_dereference.
1567 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1570 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1571 Initialize uninitialized input registers with a NaN.
1573 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1577 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1579 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1583 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1584 exits and conditions.
1585 * testsuite/gcc.dg/graphite/pr37943.c: New.
1587 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1588 Andrew Pinski <andrew_pinski@playstation.sony.com>
1591 * c-common.c (warn_for_sign_compare): For complex result_type
1592 use component's type.
1594 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1596 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1598 * print-tree.c (print_node): Don't print DECL_INITIAL
1602 * c-common.c (parse_optimize_options): Save and restore
1603 flag_strict_aliasing around decode_options call.
1605 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1608 (host_detect_local_cpu): Use it instead of casted strings to
1609 compare vendor signatures.
1611 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1614 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1615 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1617 2008-11-03 Catherine Moore <clm@codesourcery.com>
1619 * config/mips.c (mips_conditional_register_usage): Handle the
1620 DSP control register.
1621 * doc/extend.texi: Document the DSP control register.
1623 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1624 Jakub Jelinek <jakub@redhat.com>
1626 * omp-low.c (expand_omp_for_generic): If iter_type has different
1627 precision than type and type is a pointer type, cast n1 and n2
1628 first to an integer type with the same precision as pointers
1629 and only afterwards to iter_type.
1631 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1633 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1634 (UNSPEC_GOTSYM_OFF): New unspec.
1635 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1636 (pic_add_dot_plus_eight): Likewise.
1637 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1638 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1639 UNSPEC_PIC_BASE operands.
1640 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1641 (arm_output_addr_const_extra): Handle it.
1643 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1645 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1646 integer class to full integer class if the offset is not word-aligned.
1648 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1651 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1653 (doloop_optimize): Update call to doloop_modify.
1655 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1657 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1659 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1662 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1663 gcc_cv_as_cfi_directive.
1664 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1665 merging read-only and read-write sections or assembler emits
1666 read-write .eh_frame sections.
1667 * configure: Regenerate.
1669 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1672 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1674 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1676 (rs6000_emit_prologue): Invert logic.
1677 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1678 (reg:P 11) instead of match_operand.
1679 (*save_fpregs_<mode>): Likewise.
1680 (*restore_gpregs_<mode>): Likewise.
1681 (*return_and_restore_gpregs_<mode>): Likewise.
1682 (*return_and_restore_fpregs_<mode>): Likewise.
1683 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1684 (reg:P 11) insted of match_operand.
1685 (*restore_gpregs_spe): Likewise.
1686 (*return_and_restore_gpregs_spe): Likewise.
1688 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1690 PR tree-optimization/37684
1691 * gcc.dg/graphite/pr37684.c: New.
1692 * graphite.c (exclude_component_ref): New.
1693 (is_simple_operand): Call exclude_component_ref.
1695 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1697 PR tree-optimization/36908
1698 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1699 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1700 (number_of_rw_in_partition): New.
1701 (partition_contains_all_rw): New.
1702 (ldist_gen): Do not distribute when one of the partitions
1703 contains all the memory operations.
1705 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1707 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1708 EDGE_IRREDUCIBLE_LOOP.
1710 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1712 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1713 where we have one entry point in the loop which isn't the head.
1715 2008-11-03 Richard Guenther <rguenther@suse.de>
1718 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1720 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1723 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1724 for ipa and simple ipa passes.
1726 2008-11-02 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/37542
1729 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1730 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1731 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1732 (vn_nary_op_insert_stmt): Likewise.
1733 (visit_use): Likewise.
1735 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1737 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1739 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1740 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1741 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1742 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1743 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1744 peephole2's): Replace unspec with rotate.
1745 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1747 2008-11-02 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/37991
1750 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1751 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1752 (set_ssa_val_to): Print if the value changed.
1753 (simplify_binary_expression): Strip useless conversions.
1755 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1758 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1761 2008-11-01 Richard Guenther <rguenther@suse.de>
1764 * builtins.c (fold_builtin_strspn): Return a size_t.
1765 (fold_builtin_strcspn): Likewise.
1767 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1769 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1770 attribute for struct return convention.
1772 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1774 * config/rs6000/crtsavres.asm: Really, really delete.
1776 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1778 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1780 (rs6000_emit_prologue): Invert logic.
1781 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1782 (reg:P 11) instead of match_operand.
1783 (*save_fpregs_<mode>): Likewise.
1784 (*restore_gpregs_<mode>): Likewise.
1785 (*return_and_restore_gpregs_<mode>): Likewise.
1786 (*return_and_restore_fpregs_<mode>): Likewise.
1787 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1788 (reg:P 11) insted of match_operand.
1789 (*restore_gpregs_spe): Likewise.
1790 (*return_and_restore_gpregs_spe): Likewise.
1792 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1794 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1795 list of word switches that take args.
1797 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1799 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1800 (s390_output_pool_entry): Call it through for_each_rtx.
1803 * expr.c (store_constructor): For vectors, if target is a MEM, use
1804 target's MEM_ALIAS_SET instead of elttype alias set.
1806 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1809 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1812 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1815 * config/rs6000/predicates.md (word_offset_memref_operand):
1816 Restructure code and look inside auto-inc/dec addresses.
1818 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1821 * libgcov.c ( __gcov_indirect_call_profiler): Check
1822 TARGET_VTABLE_USES_DESCRIPTORS.
1824 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1826 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1827 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1828 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1829 offset if eliminating soft frame pointer.
1830 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1831 (stack_protect_test_si): Add initial machine description
1832 for Stack Smashing Protector
1834 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1837 * c-common.c (min_precision): Move to...
1838 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1839 * tree.h (tree_int_cst_min_precision): Declare.
1840 * c-common.h (min_precision): Delete declaration.
1841 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1842 multiplication of non-negative integer constants.
1843 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1844 tree_int_cst_min_precision.
1845 (finish_enum): Likewise.
1847 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1850 * convert.c (convert_to_real): Do not optimize conversions of
1851 binary arithmetic operations between binary and decimal
1852 floating-point types. Consider mode of target type in determining
1853 decimal type for arithmetic. Unless
1854 flag_unsafe_math_optimizations, do not optimize binary conversions
1855 where this may change rounding behavior.
1856 * real.c (real_can_shorten_arithmetic): New.
1857 * real.h (real_can_shorten_arithmetic): Declare.
1859 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1861 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1862 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1863 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1865 (must_save_p): For some workarounds, interrupts need to clobber a
1867 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1868 and LC1 for WA_05000257.
1869 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1870 WA_05000283 and WA_05000315.
1871 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1872 (movbi): Add alternative to set CC to 1; improve code for setting
1874 (dummy_load): New pattern.
1876 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1879 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1880 BLKmode for non-memory, convert using a wider MODE_INT mode
1884 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1885 that haven't been removed yet.
1887 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1889 * config/bfin/bfin.c (struct machine_function): New member
1890 has_loopreg_clobber.
1891 (bfin_expand_movmem): Set it when generating memcpy insns.
1892 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1893 expand_epilogue_reg_restore): If we have hardware loops,
1894 memcpy insns (indicated by has_loopreg_clobber) or function
1895 calls, we need to save the loop registers.
1897 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1899 * config/i386/i386.c (core2_cost): Fix typos in comments.
1901 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1904 * combine.c (make_compound_operation): Don't call make_extraction with
1905 non-positive length.
1906 (simplify_shift_const_1): Canonicalize count even if complement_p.
1908 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1910 * convert.c (strip_float_extensions): Do not remove or introduce
1911 conversions between binary and decimal floating-point types.
1913 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1916 * fold-const.c (distribute_bit_expr): Convert common, left and
1917 right arguments to type.
1919 2008-10-28 Nick Clifton <nickc@redhat.com>
1921 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1922 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1923 call_really_used_regs array rather than the call_used_regs array.
1924 (mn10300_get_live_callee_saved_regs, expand_prologue,
1925 expand_epilogue, output_tst): Likewise.
1927 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1930 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1931 (df_get_entry_block_def_set): Neither here.
1932 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1934 PR tree-optimization/37879
1935 * predict.c (tree_estimate_probability): Check if last_stmt is
1936 non-NULL before dereferencing it.
1938 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1940 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1941 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1942 (ira_fast_allocation): Remove the prototype.
1944 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1945 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1946 (color_pass): Modify the updated costs.
1947 (ira_color): Rename to color. Make it static.
1948 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1949 (ira_color): New function.
1951 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1954 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1956 (set_allocno_live, clear_allocno_live, mark_ref_live,
1957 mark_ref_dead): Invalidate corresponding element of
1958 allocno_saved_at_call.
1959 (process_bb_node_lives): Increment last_call_num. Setup
1960 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1961 allocno was already saved.
1962 (ira_create_allocno_live_ranges): Initiate last_call_num and
1963 allocno_saved_at_call.
1965 * ira-build.c (ira_create_allocno): Initiate
1966 ALLOCNO_UPDATED_COVER_CLASS_COST.
1967 (create_cap_allocno, propagate_allocno_info,
1968 remove_unnecessary_allocnos): Remove setting updated costs.
1969 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1971 * ira.c (ira): Don't call ira_fast_allocation.
1973 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1976 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1979 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1981 * ira-int.h (ira_hard_regno_cover_class): New.
1983 * ira-lives.c (mark_reg_live, mark_reg_dead,
1984 process_bb_node_lives): Use ira_hard_regno_cover_class.
1986 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1987 (setup_hard_regno_cover_class): New function.
1988 (ira_init): Call setup_hard_regno_cover_class.
1990 * ira-costs.c (cost_class_nums): Add comment.
1991 (find_allocno_class_costs): Initiate cost_class_nums.
1992 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1994 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1997 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1998 Rename to copy_info_to_removed_store_destinations. Propagate
1999 conflict hard regs and register stack attribute.
2001 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2004 * pa.c (function_arg_padding): Pad complex and vector types
2005 upward in 64-bit runtime.
2006 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2008 2008-10-26 Matthias Klose <doko@ubuntu.com>
2010 * doc/install.texi: Document requirements on antlr.
2012 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2014 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2017 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2020 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2021 is defined, use it to modify the constant offset.
2023 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2025 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2026 and short arguments to the correct location as mandated by the ABI.
2028 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2030 PR rtl-optimization/37769
2031 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2033 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2035 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2036 unwind-dw2-Os-4-200.o.
2038 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2040 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2041 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2043 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2045 PR tree-optimization/36038
2046 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2047 add sizetype IV with initial value zero instead of pointer type.
2049 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2052 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2053 around bit operation.
2054 * profile.c (is_edge_inconsistent): Likewise.
2055 * fold-const.c (truth_value_p): Move from here...
2056 * tree.h (truth_value_p): ... to here.
2057 * c-tree.h (c_expr): Update description of original_code.
2058 * c-typeck.c (parser_build_unary_op): Set original_code.
2059 (parser_build_binary_op): Update call to warn_about_parentheses.
2060 * c-common.c (warn_about_parentheses): Take two additional
2061 arguments of the operands. Use a switch. Quote operators
2062 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2063 Add warning about !x | y and !x & y.
2064 * c-common.h (warn_about_parentheses): Update declaration.
2066 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2068 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2069 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2070 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2072 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2073 (check-%): For test targets listed in lang_checks_parallelized
2074 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2075 run the testing in multiple make goals, possibly parallel, and
2076 afterwards run dg-extract-results.sh to merge the sum and log files.
2078 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2080 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2081 (mips_move_to_gpr_cost): Likewise.
2082 (mips_move_from_gpr_cost): Likewise.
2083 (mips_register_move_cost): Make more fine-grained.
2085 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2087 * graphite.c (graphite_apply_transformations): Check for
2088 -fgraphite-identity.
2089 * toplev.c (process_options): Add graphite_identity.
2090 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2092 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2094 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2095 mulhisihl and mulhisihh builtins.
2097 From Jie Zhang <jie.zhang@analog.com>
2098 * config/bfin/bfin.md (composev2hi): Put operands into vector
2101 2008-10-22 Chao-ying Fu <fu@mips.com>
2103 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2105 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2107 From Mike Frysinger <michael.frysinger@analog.com>
2108 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2109 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2110 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2111 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2112 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2113 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2114 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2115 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2116 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2117 __ADSPBF51x__ for all of them.
2118 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2119 -mcpu bf512, bf514, bf516, and bf518.
2120 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2121 bf512-none, bf514-none, bf516-none, and bf518-none.
2122 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2123 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2124 * doc/invoke.texi (Blackfin Options): Document that
2125 -mcpu now accepts bf512, bf514, bf516, and bf518.
2127 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2130 * fold-const.c (build_range_type): For 1 .. signed_max
2131 range call build_nonstandard_inter_type if signed_type_for
2132 returned a type with bigger precision.
2134 2008-10-22 Richard Guenther <rguenther@suse.de>
2136 * tree.def (COMPLEX_TYPE): Constrain element type.
2137 * tree.c (build_complex_type): Assert that.
2138 * tree-ssa-structalias.c (could_have_pointers): Complex types
2139 cannot have pointers.
2141 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2144 * c-typeck.c (convert_for_assignment): Do not give declaration's
2145 location for builtins. Spell out which type was expected and which
2148 2008-10-22 Nick Clifton <nickc@redhat.com>
2150 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2151 the fdpic register to be a target when running in fdpic mode.
2153 2008-10-22 Rafael Espindola <espindola@google.com>
2155 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2156 newly created statements.
2158 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2161 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2162 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2163 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2165 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2168 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2169 Adjust -mcmodel=medium description for 2005-07-31 changes.
2171 2008-10-22 Jan Hubicka <jh@suse.cz>
2172 Jakub Jelinek <jakub@redhat.com>
2175 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2177 2008-10-21 Richard Henderson <rth@redhat.com>
2180 * emit-rtl.c (get_spill_slot_decl): Export.
2181 * emit-rtl.h (get_spill_slot_decl): Declare.
2182 * var-tracking.c (vt_add_function_parameters): Relax assertion
2183 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2185 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2187 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2188 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2191 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2194 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2195 processed by get_maxval_strlen.
2197 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2200 * tree.c (get_file_function_name): Copy first_global_object_name.
2201 Centralize call to clean_symbol_name.
2203 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2205 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2206 * config/svr4.h (SVR4_ASM_SPEC): New.
2207 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2208 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2210 * doc/invoke.texi (Option Summary): Add -T to linker options.
2211 (Link Options): Document -T.
2213 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2215 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2218 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2221 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2223 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2225 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2228 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2230 * doc/install.texi: Fix typos in previous patch.
2232 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2234 * doc/install.texi: Document in-tree building of gcc and mpfr.
2236 2008-10-19 Richard Guenther <rguenther@suse.de>
2238 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2240 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2243 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2244 (build_enumerator): Convert enumerators that fit in integer to
2247 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.md (unnamed peephole2): Do not force memory
2250 operands of arith or logical instructions into registers for
2251 non-TARGET_READ_MODIFY targets.
2253 (ffs_cmove): Change operand 0 predicate to register_operand.
2254 Change operand 1 predicate to nonimmediate_operand.
2256 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2258 2008-10-18 Richard Guenther <rguenther@suse.de>
2260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2261 VIEW_CONVERT_EXPR case against invalid gimple.
2263 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2265 * c-parser.c (c_parser_binary_expression): Silence the
2266 uninitialized variable warning emitted for binary_loc.
2268 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2270 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2273 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2276 * c-typeck.c (build_unary_op): Use omit_one_operand for
2277 IMAGPART_EXPR of real argument.
2279 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2281 PR tree-optimization/37664
2282 * fold-const.c (fold_binary): When optimizing comparison with
2283 highest or lowest type's value, don't consider TREE_OVERFLOW.
2285 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2288 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2289 * coverage.c: Include tm_p.h.
2290 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2291 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2292 dollar signs from PREFIX.
2293 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2294 instead of manual strip_name_encoding.
2296 2008-10-16 Richard Guenther <rguenther@suse.de>
2299 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2300 volatile qualified functions or methods as relevant.
2302 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2304 PR tree-optimization/37525
2305 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2306 sizetype unsigned constants, both in the case of C and bounds.
2308 2008-10-15 Jan Hubicka <jh@suse.cz>
2310 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2312 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2315 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2316 HARD_REGNO_CALL_PART_CLOBBERED.
2318 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2321 * ira-lives.c (mark_early_clobbers): Remove.
2322 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2323 check_and_make_def_conflicts,
2324 make_early_clobber_and_input_conflicts,
2325 mark_hard_reg_early_clobbers): New functions.
2326 (process_bb_node_lives): Call
2327 make_early_clobber_and_input_conflicts and
2328 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2330 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2331 early clobbers of pseudo-registers.
2333 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2336 * ira-build.c (ira_flattening): Recalculate
2337 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2338 from the scratch instead of the propagation.
2340 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2342 * doc/rtl.texi (const_double): Remove the "addr" operand.
2343 Describe CONST_DOUBLE_* macros under const_double rather
2345 (const_fixed): Fix the operand description.
2346 (const): Add an @findex directive.
2347 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2348 after the constant rtl table.
2349 (fix): Combine floating-point and fixed-point descriptions.
2351 * sched-deps.c (sched_analyze_2): Remove reference to
2354 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2356 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2358 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2359 for UNSPEC_GOTSYM_OFFs.
2360 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2361 (add_GOT_to_pic_reg): Use it.
2362 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2364 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2365 Harsha Jagasia <harsha.jagasia@amd.com>
2367 PR tree-optimization/37485
2368 * graphite.c (gmp_cst_to_tree): Moved.
2369 (iv_stack_entry_is_constant): New.
2370 (iv_stack_entry_is_iv): New.
2371 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2372 (loop_iv_stack_insert_constant): New.
2373 (loop_iv_stack_pop): Use new datatpype.
2374 (loop_iv_stack_get_iv): Same.
2375 (loop_iv_stack_get_iv_from_name): Same.
2376 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2377 (loop_iv_stack_patch_for_consts): New.
2378 (loop_iv_stack_remove_constants): New.
2379 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2380 (translate_clast): Call loop_iv_stack_patch_for_consts and
2381 loop_iv_stack_remove_constants.
2382 (gloog): Use new datatype. Redirect construction edge to end
2383 block to avoid accidental deletion.
2384 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2386 (union iv_stack_entry_data): New. Data in iv stack entry.
2387 (struct iv_stack_entry): New. Datatype for iv stack entries.
2389 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2391 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2392 * graphite.c (free_scop): Same.
2393 (build_scops): Same.
2394 (free_scattering): New.
2395 (build_cloog_prog): Call free_scattering.
2396 (patch_phis_for_virtual_defs): Fix memleak.
2397 (graphite_trans_bb_strip_mine): Same.
2398 (limit_scops): Same.
2400 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2401 Harsha Jagasia <harsha.jagasia@amd.com>
2403 PR tree-optimization/37828
2404 * graphite.c (graphite_trans_loop_block): Do not loop block
2405 single nested loops.
2407 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2409 PR tree-optimization/37686
2410 * tree-loop-linear.c (linear_transform_loops): Build a
2411 loop nest vector. Pass it to lambda_compute_access_matrices.
2412 * tree-data-ref.h (struct access_matrix): Store the loop nest
2413 relative to which it encodes the information.
2414 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2415 (am_vector_index_for_loop): Reimplemented: iterate over the
2416 loop nest for finding the loop index in the access matrix.
2417 (lambda_compute_access_matrices): Update declaration.
2418 * lambda-code.c (build_access_matrix): Pass the loop nest and
2420 (lambda_compute_access_matrices): Same.
2422 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2424 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2425 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2426 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2427 already implies hard float. Also fix several insn condition
2428 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2430 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2433 Based on patches by Laurent Vivier.
2434 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2435 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2436 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2437 dollar sign to underscore.
2438 (ASM_OUTPUT_EXTERNAL): Same.
2439 (ASM_OUTPUT_LABELREF): New.
2440 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2442 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2443 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2444 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2445 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2447 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2449 PR tree-optimization/36881
2450 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2451 that each value doesn't need runtime relocations, for !flag_pic
2452 check that each value is just a valid initializer constant.
2454 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2456 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2457 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2458 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2459 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2461 (REG_CLASS_NAMES): Update accordingly.
2462 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2463 rather than an unpredictable descriptive string.
2464 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2465 (mips_register_move_cost): Check for specific COP*_REGS classes,
2466 instead of ALL_COP_AND_GR_REGS.
2467 (mips_ira_cover_classes): New function.
2468 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2469 (TARGET_IRA_COVER_CLASSES): Define.
2471 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2474 * tree.c (build_type_attribute_qual_variant): Hash on the
2475 unqualified type, and don't overwrite an existing
2476 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2477 allow distinguishing between wchar_t and its underlying type. This
2478 also means that we'll retain a little more typedef information.
2480 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2481 Dmitry Melnik <dm@ispras.ru>
2482 Dmitry Zhurikhin <zhur@ispras.ru>
2483 Alexander Monakov <amonakov@ispras.ru>
2484 Maxim Kuvyrkov <maxim@codesourcery.com>
2486 * target.h (struct gcc_target): Update prototypes of needs_block_p
2488 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2489 * sel-sched.c (create_speculation_check): Likewise.
2490 * doc/tm.texi: Provide documentation for new target hooks.
2492 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2493 (ia64_gen_spec_insn): Removed.
2494 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2495 ia64_gen_spec_check): New static functions.
2496 (ia64_alloc_sched_context, ia64_init_sched_context,
2497 ia64_set_sched_context, ia64_clear_sched_context,
2498 ia64_free_sched_context, ia64_get_insn_spec_ds,
2499 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2500 (ia64_needs_block_p): Change prototype.
2501 (ia64_gen_check): Rename to ia64_gen_spec_check.
2502 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2503 into declaration, add special memory dependencies handling.
2504 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2505 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2506 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2507 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2508 Define new target hooks.
2509 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2510 (ia64_optimization_options): Turn on selective scheduling with -O3,
2511 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2512 default with selective scheduling.
2513 (ia64_override_options): Initialize align_loops and align_functions
2514 to 32 and 64, respectively. Set global selective scheduling flags
2515 according to target-dependent flags.
2516 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2517 (group_barrier_needed): Use new mstop-bit-before-check flag.
2519 (dfa_state_size): Make global.
2520 (spec_check_no, max_uid): Remove.
2521 (mem_ops_in_group, current_cycle): New variables.
2522 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2523 Initialize new variables.
2524 (is_load_p, record_memory_reference): New functions.
2525 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2527 (ia64_variable_issue): Change use of current_sched_info to
2528 sched_deps_info. Update comment. Note if a load or a store is issued.
2529 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2530 advance if maximal number of loads or stores was issued on current
2532 (scheduled_good_insn): New static helper function.
2533 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2534 a group barrier is needed. Fix vertical spacing. Guard the code
2535 doing state transition with last_scheduled_insn check.
2536 Mark that a stop bit should be before current insn if there was a
2537 cycle advance. Update current_cycle and mem_ops_in_group.
2538 (ia64_h_i_d_extended): Change use of current_sched_info to
2539 sched_deps_info. Reallocate stops_p by larger chunks.
2540 (struct _ia64_sched_context): New structure.
2541 (ia64_sched_context_t): New typedef.
2542 (ia64_alloc_sched_context, ia64_init_sched_context,
2543 ia64_set_sched_context, ia64_clear_sched_context,
2544 ia64_free_sched_context): New static functions.
2545 (gen_func_t): New typedef.
2546 (get_spec_load_gen_function): New function.
2547 (SPEC_GEN_EXTEND_OFFSET): Declare.
2548 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2549 (get_mode_no_for_insn): Change the condition that prevents use of
2550 special hardware registers so it can now handle pseudos.
2551 (get_spec_unspec_code): New function.
2552 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2553 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2554 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2555 during selective scheduling.
2556 (ia64_speculate_insn): Use ds_get_speculation_types when
2557 determining whether we need to change the pattern.
2558 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2559 (ia64_spec_check_src_p): Support new speculation/check codes.
2560 (struct bundle_state): New field.
2561 (issue_nops_and_insn): Initialize it.
2562 (insert_bundle_state): Minimize mid-bundle stop bits.
2563 (important_for_bundling_p): New function.
2564 (get_next_important_insn): Use important_for_bundling_p.
2565 (bundling): When shifting TImode from unimportant insns, ignore
2566 also group barriers. Assert that best state is found before
2567 the backward bundling pass. Print number of mid-bundle stop bits.
2568 Minimize mid-bundle stop bits. Check correct calculation of
2569 mid-bundle stop bits.
2570 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2571 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2573 (sel2_run): New variable.
2574 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2575 selective scheduling pass instead of schedule_ebbs.
2577 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2578 (UNSPEC_LDS_A): New UNSPEC.
2579 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2580 movti_internal, movsf_internal, movdf_internal,
2581 movxf_internal): Make visible. Add speculable* attributes.
2582 (output_c_nc): New mode attribute.
2583 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2584 mov<mode>_nc, zero_extend<mode>di2_nc,
2585 advanced_load_check_nc_<mode>): New insns.
2586 (zero_extend*): Add speculable* attributes.
2588 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2589 (msched-stop-bits-after-every-cycle): Likewise.
2590 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2592 (msched-spec-verbose): Remove.
2593 (msched-prefer-non-data-spec-insns,
2594 msched-prefer-non-control-spec-insns,
2595 msched-count-spec-in-critical-path,
2596 msel-sched-dont-check-control-spec): Use Target Report Var
2597 instead of Common Report Var.
2599 * config/ia64/itanium2.md: Remove incorrect bypass.
2601 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2603 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2606 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2607 and -fhelp=separate.
2609 2008-10-14 Ben Elliston <bje@au.ibm.com>
2611 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2613 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2615 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2618 2008-10-13 Matthias Klose <doko@ubuntu.com>
2620 * config/pa/linux-atomic.c: Work around missing header file
2621 for hppa64-linux-gnu targets.
2623 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2624 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2625 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2626 Grace Cao <grace_cao@playstation.sony.com>
2628 * doc/invoke.texi (-mgen-cell-microcode): Document.
2629 (-mwarn-cell-microcode): Document.
2630 * cfglayout.c (locator_location): Export.
2631 * rtl.h (locator_location): Define prototype.
2632 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2634 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2635 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2636 (mwarn-cell-microcode): New option.
2637 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2638 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2639 cell and not already set.
2640 Turn off string instructions if not generating cell microcode.
2641 (rs6000_final_prescan_insn): New function that warns about microcoded
2643 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2644 * config/rs6000/rs6000.md
2645 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2646 the instruction would have been microcoded on the Cell. Set
2647 cell_micro to always on unnamed patterns for the string instructions.
2648 (cell_micro): Update definition, remove load/store conditional
2650 (sign_extend:DI): Define new pattern for non microcoded version.
2651 (sign_extend:SI): Likewise.
2652 (compare (div:P)): Set cell_micro to not.
2653 (andsi3): Define as an expand.
2654 (andsi3_mc): New pattern.
2655 (andsi3_nomc): New pattern.
2656 (andsi3_internal0_nomc): New pattern.
2657 (andsi3_internal2): Rename to ...
2658 (andsi3_internal2_mc): this and enable iff generating microcode.
2659 (andsi3_internal3): Rename to ...
2660 (andsi3_internal3_mc): this and enable iff generating microcode.
2661 (andsi3_internal4): Enable iif generating microcode.
2662 (andsi3_internal5): Rename to ..
2663 (andsi3_internal5_mc): this and enable iff generating microcode.
2664 (andsi3_internal5_nomc): New pattern.
2665 (extzvdi_internal1): Enable iff generating microcode.
2666 (extzvdi_internal2): Likewise.
2667 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2668 (anddi3): Change to expand.
2669 (anddi3_mc): Rename from anddi3.
2670 (anddi3_no_mc): New pattern.
2671 (anddi3_internal2): Rename to ..
2672 (anddi3_internal2_mc): this and enable iff generating microcode.
2673 (anddi3_internal2_nomc): New pattern.
2674 (anddi3_internal3): Rename to ..
2675 (anddi3_internal3_mc): this and enable iff generating microcode.
2676 (anddi3_internal3_nomc): New pattern.
2677 (movti_string): Set cell_micro to always if TARGET_STRING.
2678 (stmsi8): Set cell_micro to always.
2684 (stmsi8_power): Likewise.
2685 (stmsi7_power): Likewise.
2686 (stmsi6_power): Likewise.
2687 (stmsi5_power): Likewise.
2688 (stmsi4_power): Likewise.
2689 (stmsi3_power): Likewise.
2690 (movsi_update2): Enable iff generating microcode.
2691 (movhi_update3): Likewise.
2692 (lmw): Set cell_micro to always.
2694 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2696 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2697 * config/s390/s390.c (machine_function): Remove
2698 decomposed_literal_pool_addresses_ok_p.
2699 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2700 the difference of two labels.
2701 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2702 (s390_pool_offset): New function.
2703 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2704 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2706 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2708 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2709 (powerpc*-*-linux-gnu*): Describe.
2710 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2711 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2712 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2713 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2714 config/rs6000/e500crtres32gpr.asm,
2715 config/rs6000/e500crtres64gpr.asm,
2716 config/rs6000/e500crtres64gprctr.asm,
2717 config/rs6000/e500crtrest32gpr.asm,
2718 config/rs6000/e500crtrest64gpr.asm,
2719 config/rs6000/e500crtresx32gpr.asm,
2720 config/rs6000/e500crtresx64gpr.asm,
2721 config/rs6000/e500crtsav32gpr.asm,
2722 config/rs6000/e500crtsav64gpr.asm,
2723 config/rs6000/e500crtsav64gprctr.asm,
2724 config/rs6000/e500crtsavg32gpr.asm,
2725 config/rs6000/e500crtsavg64gpr.asm,
2726 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2727 * config/rs6000/crtsavres.asm: Really remove.
2729 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2732 * c-format.c (convert_format_name_to_system_name): Use
2733 TARGET_OVERRIDES_FORMAT_INIT.
2734 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2735 * config/i386/mingw.opt: New.
2736 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2737 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2738 (ms_printf_length_specs): Removed const specifier.
2739 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2740 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2742 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2744 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2745 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2747 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2750 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2751 sure that ref has valid bb.
2753 2008-10-12 Richard Henderson <rth@redhat.com>
2756 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2757 * alias.c (value_addr_p, stack_addr_p): Remove.
2758 (nonoverlapping_memrefs_p): Remove IRA special case.
2759 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2760 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2761 * reload1.c (alter_reg): Use it.
2763 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2765 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2766 of registers instead of eax, ebx, ecx and edx. Use for loop
2767 and check register for non-zero value before the call
2768 to decode_caches_intel.
2770 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2772 PR rtl-optimization/37448
2773 * df.h: (df_ref_class): New enum.
2774 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2775 (struct df_ref): Replaced with union df_ref_d.
2776 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2777 New members of df_ref_d union.
2778 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2779 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2780 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2781 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2782 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2783 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2784 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2785 (df_scan_bb_info, df_bb_regno_first_def_find,
2786 df_bb_regno_last_def_find, df_find_def, df_find_use,
2787 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2788 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2789 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2790 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2791 Replaced struct df_ref * with df_ref.
2792 * df-scan.c (df_collection_rec, df_null_ref_rec,
2793 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2794 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2795 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2796 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2797 df_reorganize_refs_by_reg_by_reg,
2798 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2799 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2800 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2801 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2802 df_bb_refs_record, df_exit_block_uses_collect,
2803 df_record_exit_block_uses, df_reg_chain_mark,
2804 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2805 df_ref * with df_ref.
2806 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2807 df_ref_class parameter.
2808 (df_scan_problem_data): Added new pools for different types of refs.
2809 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2810 df_ref_create_structure): Processed new ref pools.
2811 (df_scan_start_dump): Added counts of refs and insns.
2812 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2813 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2814 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2815 code to pass df_ref_class down to ref creation functions.
2816 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2817 df_reg_chain_mark): Use macros to hide references to df_refs.
2818 (df_ref_chain_change_bb): Removed.
2819 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2820 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2821 Enhanced to understand df_ref union structure.
2822 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2823 all_uses_available_at, update_df, try_fwprop_subst,
2824 forward_propagate_subreg, forward_propagate_and_simplify,
2825 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2826 df_ref * with df_ref.
2827 (use_killed_between, all_uses_available_at): Use macros to hide
2828 references to df_refs.
2829 * regstat.c (regstat_bb_compute_ri,
2830 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2832 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2833 see_handle_relevant_refs, see_analyze_one_def,
2834 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2835 struct df_ref * with df_ref.
2836 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2837 global_conflicts): Replaced struct df_ref * with df_ref.
2838 * ddg.c (create_ddg_dep_from_intra_loop_link,
2839 add_cross_iteration_register_deps, build_inter_loop_deps):
2840 Replaced struct df_ref * with df_ref.
2841 (create_ddg_dep_from_intra_loop_link,
2842 add_cross_iteration_register_deps): Use macros to hide references
2844 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2845 df_ref * with df_ref.
2846 * df-core.c (df_bb_regno_first_def_find,
2847 df_bb_regno_last_def_find, df_find_def, df_find_use,
2848 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2849 debug_df_ref): Replaced struct df_ref * with df_ref.
2850 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2851 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2853 * web.c (union_defs, entry_register, replace_ref, web_main):
2854 Replaced struct df_ref * with df_ref.
2855 (union_defs, replace_ref): Use macros to hide references to df_refs.
2856 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2857 Replaced struct df_ref * with df_ref.
2858 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2859 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2860 Replaced struct df_ref * with df_ref.
2861 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2862 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2864 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2865 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2866 df_compute_accessed_bytes_strict_low_part,
2867 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2868 Replaced struct df_ref * with df_ref.
2869 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2870 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2871 df_ref * with df_ref.
2872 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2873 check_dependency, check_dependencies, record_uses): Replaced
2874 struct df_ref * with df_ref.
2875 (invariant_for_use, check_dependency): Use macros to hide
2876 references to df_refs.
2877 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2878 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2879 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2880 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2881 references to df_refs.
2882 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2884 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2885 * df-problems.c (df_rd_bb_local_compute_process_def,
2886 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2887 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2888 df_chain_remove_problem, df_chain_create_bb_process_use,
2889 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2890 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2891 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2892 df_byte_lr_simulate_artificial_refs_at_top,
2893 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2894 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2895 df_simulate_uses, df_simulate_artificial_refs_at_end,
2896 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2898 (df_chain_dump): Use macros to hide references to df_refs.
2899 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2900 df_ref * with df_ref.
2901 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2902 mark_artificial_uses, mark_reg_dependencies,
2903 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2905 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2907 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2909 (array_ref_element_size): Likewise.
2910 (array_ref_low_bound): Likewise.
2911 (array_ref_up_bound): Likewise.
2912 * expr.c (contains_packed_reference): Likewise.
2913 (array_ref_element_size): Likewise.
2914 (array_ref_low_bound): Likewise.
2915 (array_ref_up_bound): Likewise.
2916 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2917 with ARRAY_RANGE_REF.
2918 (idx_find_step): Likewise.
2919 (idx_record_use): Likewise.
2920 (strip_offset_1): Likewise.
2921 (idx_remove_ssa_names): Likewise.
2923 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2924 Andi Kleen <ak@linux.intel.com>
2926 * config/i386/cpuid.h (__cpuid_count): New defines.
2927 * config/i386/driver-i386.c (struct cache_desc): New structure.
2928 (describe_cache): Use struct cache_desc to pass cache descriptions.
2929 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2930 (detect_caches_amd): Use struct cache_desc to describe caches.
2931 (decode_caches_intel): Use struct cache_desc to pass cache
2932 descriptions. Update descriptions to match latest (rev -032,
2933 December 2007) CPUID documentation. Do not check valid bit here.
2934 Check for Xeon MP value 0x49 problems.
2935 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2936 Check valid bit before calling decode_caches_intel. Detect number
2937 of times to repeat CPUID instruction.
2938 (detect_caches_cpuid4): New function.
2939 (detect_caches_intel): Depending on max_level, call
2940 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2941 only when other methods fail to provide valid L2 cache description.
2943 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2946 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2947 it to PIC call patterns.
2948 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2949 code generation and attributes from pattern. Change peephole2 to
2950 split for noreturn case. Revise split pattern for non noreturn case.
2951 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2952 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2953 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2956 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2958 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2959 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2961 (divdf3): Reformat long line.
2963 2008-10-11 Michael J. Eager <eager@eagercon.com>
2965 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2967 (rs6000_handle_option): Process -mfpu options.
2968 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2969 (enum fpu_type_t): New.
2970 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2971 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2973 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2974 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2975 * config/rs6000/rs6000.opt (-mfpu): New.
2976 (-mxilinx-fpu): New.
2977 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2978 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2979 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2980 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2981 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2983 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2986 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2987 LO_SUM on Darwin if mode has just one unit.
2989 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2992 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2993 has been optimized out.
2995 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2997 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2998 instead of PIC_DIRECT_ADDR_P.
2999 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3000 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3001 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3002 (PIC_OFFSET_P): Rename to...
3003 (PCREL_SYMOFF_P): ...this.
3004 (PIC_DIRECT_ADDR_P): Delete.
3005 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3007 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3008 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3009 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3010 * config/sh/sh.c (print_operand): Remove CONST handling.
3011 (unspec_caller_rtx_p): Rewrite to use split_const and check
3012 the operands of UNSPEC bases.
3013 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3014 with (unspec [A B] UNSPEC_SYMOFF).
3015 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3016 UNSPEC_PCREL_SYMOFF.
3017 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3018 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3019 (UNSPEC_EXTRACT_U16): Likewise.
3020 (UNSPEC_SYMOFF): Likewise.
3021 (UNSPEC_PCREL_SYMOFF): Likewise.
3022 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3024 (movsi_const_16bit): Likewise.
3025 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3026 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3027 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3028 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3029 with (unspec [A B] UNSPEC_SYMOFF).
3030 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3031 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3032 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3033 (Csu): Likewise UNSPEC_EXTRACT_U16.
3034 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3035 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3037 2008-10-10 Stepan Kasal <skasal@redhat.com>
3039 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3040 for loop strip mining and loop blocking.
3042 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3044 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3045 vary types depending on debug info.
3047 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3049 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3050 before ensuring it's already computed.
3052 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3054 * rtl.h (locator_eq): New decl.
3055 * cfglayout.c (locator_scope): New function.
3056 (insn_scope): Use it.
3057 (locator_eq): New function.
3058 (fixup_reorder_chain): Search for last insn in src bb
3059 that has locator set or first insn in dest bb. Use
3060 locator_eq instead of == to compare locators.
3061 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3062 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3063 == to compare locators.
3065 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3067 * gimple-low.c (lower_function_body, lower_gimple_return,
3068 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3069 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3070 goto_block on edges if goto_locus is known.
3073 * tree.h (get_object_alignment): Declare.
3074 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3075 get_object_alignment if needed.
3076 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3078 (get_object_alignment): ... here. New function. Try harder to
3079 determine alignment from get_inner_reference returned offset.
3081 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3083 * graphite.c (gloog): Don't call find_unreachable_blocks
3084 before delte_unreachable_blocks.
3086 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3087 goto_locus of true_edge into RTL locator.
3089 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3091 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3092 (*jcc_btdi_mask_rex64): Ditto.
3094 (*jcc_btsi_mask): Ditto.
3095 (*jcc_btsi_1): Ditto.
3096 (*jcc_btsi_mask_1): Ditto.
3098 2008-10-08 Paul Brook <paul@codesourcery.com>
3100 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3101 compatible profiler (__gnu_mcount_nc).
3102 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3104 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3106 * config/i386/i386.c (initial_ix86_tune_features): Add
3107 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3108 * config/i386/i386.h (ix86_tune_indices): Likewise.
3109 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3111 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3112 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3113 for FP to FP splitters.
3115 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3120 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3124 PR rtl-optimization/37341
3125 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3126 to ORIG_BB, pass through ORIG_BB recursively.
3127 (cse_condition_code_reg): Adjust caller.
3129 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3131 * sdbout.c (sdbout_one_type): Treat the value type
3132 CONST_DECL for enumerals.
3134 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3136 * config/i386/i386.md: Remove trailing white spaces.
3138 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3140 PR rtl-optimization/37448
3141 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3142 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3144 (struct output_info) [count]: Renamed total_created and made
3146 (struct output_info) [size]: Renamed total_allocated and made
3148 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3149 Properly keep track of desc->size.
3150 (print_statistics, dump_alloc_pool_statistics): Enhance the
3151 printing of statistics to print the number of elements and to use
3154 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3157 * opts.h (CL_SAVE): Move up to flags range.
3158 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3159 CL_COMMON): Renumber.
3160 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3161 * opts.c (common_handle_option): Revert last change.
3163 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3165 * config/i386/i386-protos.h (ix86_schedule): New.
3167 * config/i386/i386.c (ix86_schedule): New.
3168 (override_options): Add schedule to processor_alias_table. Set
3169 ix86_schedule from the schedule field in processor_alias_table.
3170 (ix86_function_specific_save): Save ix86_schedule.
3171 (ix86_function_specific_restore): Restore ix86_schedule.
3173 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3174 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3177 * config/i386/i386.opt: Add schedule.
3179 * config/i386/ppro.md: Remove generic32.
3181 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3184 * expr.c (count_type_elements): Handle ERROR_MARK.
3186 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3191 * basic-block.h (struct edge_def): Add goto_block field.
3192 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3193 one insn with locus corresponding to edge's goto_locus if !optimize.
3194 * profile.c (branch_prob): Copy edge's goto_block.
3195 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3197 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3198 locator in between the merged basic blocks if !optimize and needed.
3199 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3200 goto_locus into RTL locator. For unconditional jump use that
3201 locator for the jump insn.
3202 (expand_gimple_cond): Convert goto_block and goto_locus into
3203 RTL locator for all remaining edges. For unconditional jump
3204 use that locator for the jump insn.
3205 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3206 there is more than one edge or insn locator along the forwarding
3207 edges and !optimize. If there is just one, set e->goto_locus.
3208 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3210 (move_block_to_fn): Adjust edge's goto_block.
3212 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3215 * expmed.c (expand_mult): Properly check DImode constant in
3218 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3221 * dwarf2out.c (common_block_die_table): New variable.
3222 (common_block_die_table_hash, common_block_die_table_eq): New
3224 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3225 COMMON block in the current scope rather than globally. Optimize
3226 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3227 DW_OP_addr SYMBOL_REF+off.
3229 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3231 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3232 Return true for non-addressable GIMPLE operands.
3234 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3237 * config/i386/i386.c (initial_ix86_tune_features): Remove
3238 X86_TUNE_USE_BIT_TEST.
3239 * config/i386/i386.h (ix86_tune_indices): Likewise.
3240 (TARGET_USE_BIT_TEST): Removed.
3242 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3244 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3246 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3248 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3249 (mul<mode>3_mul3): ... into this new template.
3251 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3253 * gimplify.c (gimplify_arg): Add location argument. Use it.
3254 (gimplify_call_expr): Pass location to gimplify_arg.
3255 (gimplify_modify_expr_to_memcpy): Same.
3256 (gimplify_modify_expr_to_memset): Same.
3258 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3260 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3261 Update calls to build_unary_op and build_indirect_ref for location
3264 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3267 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3268 * c-typeck.c (array_to_pointer_conversion): Pass location to
3270 (function_to_pointer_conversion): Use error_at and warning_at.
3271 (build_indirect_ref): Same.
3272 (build_array_ref): Pass location to build_binary_op.
3273 (parser_build_unary_op): Do not set location after calling
3275 (build_unary_op): Add location argument. Use it throughout. Set
3276 EXPR_LOCATION before returning new tree.
3277 (build_modify_expr): Same.
3278 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3280 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3281 build_indirect_ref, build_modify_expr.
3282 (c_finish_omp_for): Same. Use error_at instead of error.
3283 * c-common.c (c_common_truthvalue_conversion): Pass location to
3285 (warn_for_div_by_zero): Add location argument.
3286 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3287 build_unary_op, warn_for_div_by_zero.
3288 * c-parser.c (c_parser_typeof_specifier): Use
3289 protected_set_expr_location.
3290 (c_parser_statement_after_labels): Same.
3291 (c_parser_condition): Same.
3292 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3293 (c_parser_conditional_expression): Use protected_set_expr_location.
3294 (c_parser_unary_expression): Pass location to build_indirect_ref.
3295 (c_parser_postfix_expression_after_primary): Pass location to
3296 build_indirect_ref, build_unary_op.
3297 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3299 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3301 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3302 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3303 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3305 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3306 (mips_issue_rate): Handle PROCESSOR_R10000.
3307 * config/mips/mips.md (cpu): Add r10000.
3309 * config/mips/10000.md: New file.
3311 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3313 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3314 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3315 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3317 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3319 * config/darwin-protos.h (machopic_function_base_name): Delete.
3320 (machopic_function_base_sym): Likewise.
3321 (machopic_gen_offset): Declare.
3322 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3323 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3324 * config/darwin.c (machopic_function_base_name): Delete.
3325 (machopic_function_base_sym): Likewise.
3326 (gen_pic_offset): Rename to...
3327 (machopic_gen_offset): ...this and remove the pic_base argument.
3328 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3329 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3330 crtl->uses_pic_offset_table.
3331 (machopic_indirect_data_reference): Use new machopic_gen_offset
3333 (machopic_legitimize_pic_address): Likewise.
3334 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3336 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3337 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3338 * config/i386/i386.c (output_set_got): Likewise.
3339 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3341 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3342 (legitimate_address_p): Likewise.
3343 (output_pic_addr_const): Likewise.
3344 (output_addr_const_extra): Likewise.
3345 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3346 match an UNSPEC rather than a MINUS.
3347 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3348 (builtin_setjmp_receiver): Use machopic_gen_offset.
3349 * config/i386/predicates.md (pic_symbolic_operand): Handle
3350 UNSPEC_MACHOPIC_OFFSET.
3352 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3353 Use machopic_gen_offset and machopic_operand_p.
3354 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3355 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3356 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3357 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3358 Set crtl->uses_pic_offset_table.
3360 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3362 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3364 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3365 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3366 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3367 (constant_pool_expr_p): Use split_const and check the base.
3368 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3370 (legitimate_constant_pool_address_p): Check toc_relative_p
3371 instead of constant_pool_expr_p.
3372 (print_operand_address): Always use output_addr_const for
3373 constant pool addresses.
3374 (rs6000_output_addr_const_extra): New function.
3375 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3377 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3381 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3382 (mark_ref_live, mark_ref_dead): Use them.
3383 (def_conflicts_with_inputs_p): Remove.
3384 (mark_early_clobbers): New function.
3385 (process_bb_node_lives): Call preprocess_constraints and
3386 mark_early_clobbers.
3388 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3390 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3392 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3393 lib with -mthread switch.
3395 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3398 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3399 function in two, making it call a new and reusable
3400 dwarf2out_imported_module_or_decl() that takes the containing
3401 BLOCK of the declaration in argument.
3402 (dwarf2out_imported_module_or_decl_real): New function.
3403 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3404 IMPORTED_DECL in account.
3405 * tree.def: Added IMPORTED_DECL node type.
3406 * tree.h: Added accessors for IMPORTED_DECL nodes.
3407 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3409 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3411 * doc/gimple.texi: Fix some typos, wrap some long lines,
3412 fix some broken wraps with continuations.
3413 * tree-ssa-reassoc.c: Fix comment typos.
3415 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3418 * pa.c (legitimize_pic_address): Force function labels to memory in
3421 2008-10-04 Anton Blanchard <anton@samba.org>
3423 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3424 (rs6000_split_atomic_op): Same.
3425 (rs6000_split_compare_and_swap): Same.
3426 (rs6000_split_compare_and_swapqhi): Same.
3428 2008-10-04 Richard Guenther <rguenther@suse.de>
3430 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3431 instead of pointer equality.
3432 (vn_nary_op_eq): Likewise.
3434 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3436 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3438 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3439 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3441 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3443 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3444 Revert previous change.
3446 2008-10-03 Tom Tromey <tromey@redhat.com>
3448 * stringpool.c (ggc_alloc_string): Terminate string.
3450 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3452 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3453 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3454 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3457 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3460 2008-10-03 Pascal Obry <obry@adacore.com>
3462 * gcov.c (create_file_names): Properly handle UNIX and DOS
3463 directory separators.
3464 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3465 separator to '~' to ensure clean filenames on Windows.
3467 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3469 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3470 Add a null terminator to the stripped name.
3472 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3474 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3475 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3476 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3477 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3478 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3479 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3480 TARGET_SINGLE_FLOAT.
3482 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3484 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3486 2008-10-02 Richard Guenther <rguenther@suse.de>
3489 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3490 and VECTOR_TYPE recurse with useless_type_conversion_p which
3491 properly handles void pointer conversion.
3493 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3496 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3497 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3499 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3501 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3502 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3503 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3504 they translate to non builtins.
3505 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3506 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3507 __builtin_vec_promote, __builtin_vec_extract, and
3508 __builtin_vec_insert.
3509 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3510 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3511 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3512 * config/rs6000/altivec.h (vec_extract): Define
3513 (vec_insert): Define.
3514 (vec_splats): Define.
3515 (vec_promote): Define.
3517 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3518 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3519 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3521 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3523 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3524 prototype. Add new parameter, blk.
3525 Use BLKmode for the MEM if blk is true.
3526 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3527 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3528 ALTIVEC_BUILTIN_STVRXL.
3529 Update usage of altivec_expand_lv_builtin.
3530 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3531 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3532 (altivec_init_builtins): If compiling for the Cell, also define the
3534 * config/rs6000/rs6000.h (rs6000_builtins): Define
3535 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3536 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3537 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3538 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3539 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3540 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3541 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3542 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3543 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3544 UNSPEC_STVRX, and UNSPEC_STVRXL.
3545 (altivec_lvlx): New pattern.
3546 (altivec_lvlxl): New pattern.
3547 (altivec_lvrx): New pattern.
3548 (altivec_lvrxl): New pattern.
3549 (altivec_stvlx): New pattern.
3550 (altivec_stvlxl): New pattern.
3551 (altivec_stvrx): New pattern.
3552 (altivec_stvrxl): New pattern.
3553 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3554 (vec_lvlxl): Likewise.
3555 (vec_lvrx): Define if PPU is defined.
3556 (vec_lvrxl): Likewise.
3557 (vec_stvlx): Define if PPU is defined.
3558 (vec_stvlxl): Likewise.
3559 (vec_stvrx): Define if PPU is defined.
3560 (vec_stvrxl): Likewise.
3562 2008-10-01 Geert Bosch <bosch@adacore.com>
3564 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3566 2008-10-01 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/37617
3569 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3570 do not add to the NEW_SETS.
3572 2008-10-01 Richard Guenther <rguenther@suse.de>
3575 * tree-vrp.c (execute_vrp): If we optimized away the default
3576 case make sure to promote the label that got in place of it
3577 to a default case label.
3579 2008-10-01 Richard Henderson <rth@redhat.com>
3582 * tree-complex.c (set_component_ssa_name): Don't optimize
3583 is_gimple_min_invariant values with ssa_names in abnormal phis.
3585 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3587 PR tree-optimization/37662
3588 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3589 commutative binary operation if they are in the wrong order and
3590 fold_build2 produces non-GIMPLE.
3592 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3594 PR tree-optimization/37662
3595 PR tree-optimization/37663
3596 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3597 get_value_range with non-SSA_NAME. Don't assert operands have been
3598 folded, instead just bail out.
3600 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3602 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3604 2008-09-30 Richard Guenther <rguenther@suse.de>
3607 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3608 build restrict-qualified pointers.
3609 (vectorizable_store): Move alias check later.
3610 (vectorizable_load): Likewise.
3612 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3614 * c-common.c (empty_if_body_warning): Remove.
3615 * c-common.h (empty_if_body_warning): Remove.
3616 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3617 here the -Wempty-body warning for `if' and `else' statements.
3618 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3620 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3622 * config/i386/i386.opt: Add msse2avx.
3624 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3625 * config/i386/linux64.h (ASM_SPEC): Likewise.
3627 * doc/invoke.texi: Document -msse2avx.
3629 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3631 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3633 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3635 * ifcvt.c (noce_emit_store_flag): If using condition from original
3636 jump, reverse it if if_info->cond was reversed.
3638 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3640 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3641 non-constant memory if it cannot be forced to constant memory.
3642 Overhaul surrounding code and factor out common condition.
3644 2008-09-29 Jeff Law <law@redhat.com>
3646 * reload1.c (alter_reg): Add missing curly braces.
3648 2008-09-29 Michael J. Eager <eager@eagercon.com>
3650 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3652 * config/rs6000/rs6000.c (rs6000_override_options): Move
3653 rs6000_init_hard_regno_mode_ok after all options changed.
3654 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3655 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3656 -msimple-fpu flags. Add warning messages if single FP not configured.
3657 (rs6000_file_start): Output gnu_attribute for single-float.
3658 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3659 (rs6000_legitimize_address): Likewise.
3660 (rs6000_legitimize_reload_address): Likewise.
3661 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3662 TARGET_SINGLE_FLOAT.
3663 (function_arg_advance): Likewise (partial conversion).
3664 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3665 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3666 TARGET_SINGLE_FLOAT.
3667 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3668 (rs6000_emit_prologue): Likewise.
3669 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3670 TARGET_SINGLE_FLOAT.
3671 (rs6000_libcall_value): Likewise.
3672 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3673 (TARGET_DOUBLE_FLOAT): New default to 1
3674 (TARGET_SIMPLE_FPU): New default to 0
3675 (TARGET_SINGLE_FPU): New default to 0
3676 (TARGET_SINGLE_FLOAT_MODE): New.
3677 (TARGET_DOUBLE_FLOAT_MODE): New.
3678 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3679 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3681 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3682 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3683 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3684 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3685 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3686 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3687 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3688 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3689 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3690 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3691 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3692 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3693 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3694 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3695 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3696 cmptf_internal1, *cmptf_internal2): Condition on
3697 TARGET_DOUBLE_FLOAT.
3698 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3699 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3700 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3701 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3702 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3703 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3704 TARGET_SINGLE_FLOAT.
3705 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3706 * config/rs6000/rs6000.opt (-msingle-float): New.
3707 (-mdouble-float): New.
3708 (-msimple-fpu): New.
3709 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3710 -msingle-float, -mdouble-float, -msimple-fpu options.
3711 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3712 _SOFT_DOUBLE for -msingle-float.
3713 * config.gcc: New config for target=powerpc-xilinx-eabi.
3715 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3717 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3718 have exit and entry.
3719 (new_scop): Take entry and exit edge to define new SCoP.
3720 (sd_region_p): New structure used during SCoP detection.
3721 (move_scops): Delete.
3722 (move_sd_regions): New.
3723 (scopdet_info): Change the definition from edges back to basic_blocks.
3724 (scopdet_edge_info): Work on basic_blocks and rename to
3725 scopdet_basic_block_info.
3726 (split_difficult_bb): At the moment removed. We should later
3727 add it at another place.
3728 (build_scops_1): Work on basic_blocks.
3729 (bb_in_sd_region): New.
3730 (find_single_entry_edge): New.
3731 (find_single_exit_edge): New.
3732 (create_single_entry_edge): New.
3733 (sd_region_without_exit): New.
3734 (create_single_exit_edge): New.
3735 (unmark_exit_edges): New.
3736 (mark_exit_edges): New.
3737 (create_sese_edges): New.
3738 (build_graphite_scops): New.
3739 (build_scops): Make SCoPs SESE.
3740 (limit_scops): Use the new functions.
3742 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3744 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3746 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3749 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3750 address to a register before taking the lower part.
3752 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3754 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3757 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3758 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3761 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3762 the newly created variable.
3763 Create a VECTOR_CST of all 1s for vector types.
3765 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3768 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3770 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3772 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3773 order to convert between modes.
3774 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3776 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3778 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3781 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3784 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3788 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3790 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3791 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3792 them to yield false with MIPS16.
3794 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3797 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3798 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3799 mem_loc_descriptor failed. Accept UNSPEC.
3800 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3801 fail if one of the loc_descriptor calls for pieces failed.
3802 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3803 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3804 if loc_descriptor_from_tree_1 on offset failed.
3807 * opts.c (common_handle_option): Don't call print_specific_help with
3808 CL_SAVE as first argument.
3810 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3811 Steve Ellcey <sje@cup.hp.com>
3813 * configure: Regenerate for new libtool.
3814 * aclocal.m4: Ditto.
3816 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3818 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3819 alias set on MEM when saving stack pointer.
3820 * config/rs6000/rs6000.md (allocate_stack): Likewise
3822 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3824 PR tree-optimization/37574
3825 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3826 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3827 instead of vector_type for constants. Take computation out of loop.
3828 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3829 and use only vector_type for invariant case.
3830 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3832 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3835 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3836 the decl is a VAR_DECL or FUNCTION_DECL.
3838 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3841 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3842 (mark_ref_live, mark_ref_dead): Use them.
3843 (def_conflicts_with_inputs_p): Remove.
3844 (mark_early_clobbers): New function.
3845 (process_bb_node_lives): Call preprocess_constraints and
3846 mark_early_clobbers.
3848 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3850 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3853 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3854 (ira_compress_allocno_live_ranges): New prototype.
3856 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3857 (coalesced_allocnos_living_at_program_points): New.
3858 (coalesced_allocnos_live_at_points_p,
3859 set_coalesced_allocnos_live_points): New functions.
3860 (coalesce_spill_slots): Rewrite.
3862 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3863 ira_compress_allocno_live_ranges): New functions.
3865 * ira-build.c (ira_flattening): Call
3866 ira_compress_allocno_live_ranges.
3869 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3871 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3874 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3876 * combine.c (make_compound_operation): Handle the 'E' format.
3877 (count_rtxs): Likewise.
3878 (update_table_tick): Likewise.
3879 (get_last_value_validate): Likewise.
3881 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3883 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3885 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3887 * matrix-reorg.c (transform_allocation_sites): Initializers
3888 added to avoid the warning.
3890 2008-09-25 Martin Jambor <mjambor@suse.cz>
3892 * cgraph.c (free_nodes): New variable.
3893 (NEXT_FREE_NODE): New macro.
3894 (cgraph_create_node): Reuse nodes from the free list. Do not
3895 update uid if doing so.
3896 (cgraph_remove_node): Add the node to the free list.
3898 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3900 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3902 2008-09-24 Richard Henderson <rth@redhat.com>
3904 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3905 * unwind-dw2.c (execute_stack_op): Handle it.
3907 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3910 2008-09-24 Michael J. Eager <eager@eagercon.com>
3912 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3914 * c-common.c (fname_decl): New location argument.
3915 * c-common.h (fname_decl): Same.
3916 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3918 (c_parser_typeof_specifier): Same.
3919 (c_parser_parms_list_declarator): Same.
3920 (c_parser_asm_string_literal): Same.
3921 (c_parser_compound_statement_nostart): Same.
3922 (c_parser_label): Same.
3923 (c_parser_do_statement): Same.
3924 (c_parser_asm_statement): Same.
3925 (c_parser_unary_expression): Same.
3926 (c_parser_sizeof_expression): Same.
3927 (c_parser_postfix_expression): Same.
3928 (c_parser_pragma): Same.
3929 (c_parser_omp_clause_collapse): Same.
3930 (c_parser_omp_clause_num_threads): Same.
3931 (c_parser_omp_clause_schedule): Same.
3932 (c_parser_omp_all_clauses): Same.
3933 (c_parser_omp_sections_scope): Same.
3934 (c_parser_omp_for_loop): Same. Pass condition's location to
3935 c_objc_common_truthvalue_conversion.
3936 (c_parser_enum_specifier): Remove comment.
3938 2008-09-24 Michael J. Eager <eager@eagercon.com>
3940 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3942 * config/rs6000/rs6000.c (rs6000_override_options): Move
3943 rs6000_init_hard_regno_mode_ok after all options changed.
3944 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3945 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3946 -msimple-fpu flags. Add warning messages if single FP not configured.
3947 (rs6000_file_start): Output gnu_attribute for single-float.
3948 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3949 (rs6000_legitimize_address): Likewise.
3950 (rs6000_legitimize_reload_address): Likewise.
3951 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3952 TARGET_SINGLE_FLOAT.
3953 (function_arg_advance): Likewise.
3954 (function_arg): Likewise.
3955 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3956 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3957 TARGET_SINGLE_FLOAT.
3958 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3959 (rs6000_emit_prologue): Likewise.
3960 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3961 TARGET_SINGLE_FLOAT.
3962 (rs6000_libcall_value): Likewise.
3963 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3964 (TARGET_DOUBLE_FLOAT): New default to 1
3965 (TARGET_SIMPLE_FPU): New default to 0
3966 (TARGET_SINGLE_FPU): New default to 0
3967 (TARGET_SINGLE_FLOAT_MODE): New.
3968 (TARGET_DOUBLE_FLOAT_MODE): New.
3969 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3970 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3972 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3973 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3974 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3975 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3976 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3977 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3978 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3979 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3980 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3981 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3982 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3983 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3984 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3985 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3986 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3987 cmptf_internal1, *cmptf_internal2): Condition on
3988 TARGET_DOUBLE_FLOAT.
3989 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3990 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3991 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3992 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3993 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3994 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3995 TARGET_SINGLE_FLOAT.
3996 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3997 * config/rs6000/rs6000.opt (-msingle-float): New.
3998 (-mdouble-float): New.
3999 (-msimple-fpu): New.
4000 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4001 -msingle-float, -mdouble-float, -msimple-fpu options.
4002 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4003 _SOFT_DOUBLE for -msingle-float.
4004 * config.gcc: New config for target=powerpc-xilinx-eabi.
4006 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4008 * config/sparc/constraints.md: New file.
4009 * config/sparc/sparc.md: Include it.
4010 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4011 (sparc_extra_constraint_check): Delete.
4012 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4013 (memory_ok_for_ldd): New predicate.
4014 (sparc_extra_constraint_check): Delete.
4015 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4016 (CONST_OK_FOR_LETTER_P): Likewise.
4017 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4018 (EXTRA_CONSTRAINT): Likewise.
4020 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4022 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4024 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4026 * alias.c (find_base_value): Use FIND_BASE_TERM.
4027 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4029 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4031 * config/i386/i386.c: Include cselib.h.
4032 (ix86_pic_register_p): New function.
4033 (ix86_delegitimize_address): Use it to check for the PIC register.
4035 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4037 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4038 * config/i386/i386.c (ix86_find_base_term): Don't check for
4039 SYMBOL_REF and LABEL_REF.
4041 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4043 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4044 constant PLUS in a CONST.
4046 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4048 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4049 check for sibcall support for w64.
4051 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4053 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4055 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4057 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4058 parser_build_binary_op.
4059 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4060 * c-typeck.c (build_array_ref): Same.
4061 (parser_build_unary_op): New location argument.
4062 (pointer_diff): Pass location to build_binary_op,
4063 c_objc_common_truthvalue_conversion.
4064 (build_modify_expr): Same.
4065 (build_unary_op): New location argument.
4066 (build_binary_op): New location argument.
4067 (c_objc_common_truthvalue_conversion): Pass location to
4068 c_*common_truthvalue_conversion.
4069 * c-convert.c (convert): Same.
4070 * c-common.c (binary_op_error): New location argument.
4071 (pointer_int_sum): Pass location to build_binary_op.
4072 (c_common_truthvalue_conversion): New location argument.
4073 (warn_for_sign_compare): Same.
4074 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4075 binary_op_error, build_binary_op, warn_for_sign_compare.
4076 * c-parser.c (c_parser_condition): Pass location to
4077 c_*common_truthvalue_conversion.
4078 (c_parser_conditional_expression): Save condition's location and pass
4080 (c_parser_binary_expression): Same, but for the binary operator's
4082 (c_parser_omp_for_loop): Pass location to
4083 c_objc_common_truthvalue_conversion.
4085 2008-09-23 Martin Jambor <mjambor@suse.cz>
4087 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4088 (cgraph_node_remove_callees): New temporary f. Hold the next item
4090 (cgraph_node_remove_callers): Likewise.
4092 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4093 (ipa_node_removal_hook): Likewise.
4095 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4096 gimple_call_copy_skip_args and moved to the gimple_call section.
4097 * gimple.c (gimple_copy_call_skip_args): Renamed to
4098 gimple_call_copy_skip_args. Changed al users.
4100 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4102 * ira-color.c (start_allocno_priorities): Rename to
4103 setup_allocno_priorities. Use costs and
4104 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4105 range lengths. Get rid off doubles.
4106 (ira_fast_allocations): Call start_allocno_priorities.
4108 2008-09-22 David Daney <ddaney@avtrex.com>
4111 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4112 register if TARGET_LONG_CALLS.
4114 2008-09-22 Richard Guenther <rguenther@suse.de>
4116 PR tree-optimization/37145
4117 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4118 value-numbering union accesses with their offset and size only.
4119 (visit_reference_op_load): Fix simplification of inserted conversions.
4120 * tree-ssa-pre.c (find_or_generate_expression): Do not
4121 recursively generate expressions if running FRE.
4123 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4125 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4126 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4129 2008-09-22 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/37145
4132 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4133 (phi_translate_1): Constant fold references.
4135 2008-09-22 Ira Rosen <irar@il.ibm.com>
4137 PR tree-optimization/37482
4138 * tree-vectorizer.h (struct _slp_instance): Add new field.
4139 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4140 (get_earlier_stmt): New function.
4141 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4143 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4144 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4145 asserts that GSI points to the scalar statement being vectorized.
4146 Set new statement location according to GSI.
4147 (vect_schedule_slp_instance): Use GSI of
4148 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4150 2008-09-21 Jan Hubicka <jh@suse.cz>
4152 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4153 (ipcp_insert_stage): Update dead_nodes bitmap.
4155 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4158 * config/i386/t-cygming (SHLIB_LC): Remove.
4159 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4160 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4162 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4166 * final.c (mark_symbol_ref_as_used): New helper function.
4167 (output_operand): Instead of just looking inside MEMs for
4168 SYMBOL_REFs, use new helper function and for_each_rtx.
4169 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4170 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4171 Make head comment more general.
4172 * config/darwin.c (machopic_output_indirection): Handle weak
4173 references here, like in assemble_external.
4175 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4177 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4178 (sparc_emit_float_lib_cmp): Change return type.
4179 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4180 (gen_compare_operator): New function.
4181 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4182 the comparison sequence. Minor tweaks.
4183 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4184 that the final operator and the result of sparc_emit_float_lib_cmp
4185 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4186 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4187 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4188 result of sparc_emit_float_lib_cmp match for software TFmode.
4189 (movqicc, movhicc, movsicc, movdicc): Merge into...
4190 (mov<I:mode>cc): ...this.
4191 (movsfcc, movdfcc, movtfcc): Merge into...
4192 (mov<F:mode>cc): ...this.
4193 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4195 (mov<I:mode>_cc_v9): ...this.
4196 (movdi_cc_sp64_trunc): Delete.
4197 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4198 movdi_cc_reg_sp64): Merge into...
4199 (mov<I:mode>_cc_reg_sp64): ...this.
4200 (movsf_cc_sp64): Rename into...
4201 (movsf_cc_v9): ...this.
4202 (movdf_cc_sp64): Rename into...
4203 (movdf_cc_v9): ...this.
4204 (movtf_cc_hq_sp64): Rename into...
4205 (movtf_cc_hq_v9): ...this.
4206 (movtf_cc_sp64): Rename into...
4207 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4209 2008-09-21 Diego Novillo <dnovillo@google.com>
4211 * doc/gccint.texi: Include generic.texi and gimple.texi.
4213 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4214 (GIMPLE): Move to gimple.texi.
4215 (Annotations): Remove references to to stmt_ann_t and
4217 (SSA Operands): Rename from 'Statement Operands'.
4218 * doc/generic.texi: New.
4219 * doc/gimple.texi: New.
4220 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4221 * Makefile.in (TEXI_GCCINT_FILES):
4222 * gimple.c (gimple_copy_call_skip_args): Rename from
4223 giple_copy_call_skip_args. Update all users.
4224 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4226 2008-09-21 Ira Rosen <irar@il.ibm.com>
4228 PR tree-optimization/37539
4229 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4230 statement in related statement field only for the first load of the
4231 group of loads with the same data reference.
4233 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4235 * config/mips/mips.h (TUNE_OCTEON): New macro.
4236 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4237 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4238 * config/mips/octeon.md: New file.
4239 * config/mips/mips.md: Include octeon.md. Restore
4240 semi-alphabetical order of include files.
4242 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4245 * config/i386/i386.md (*jcc_fused_1): Removed.
4246 (*jcc_fused_2): Likewise.
4247 (*jcc_fused_3): Likewise.
4248 (*jcc_fused_4): Likewise.
4250 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4252 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4253 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4254 * target.h (gcc_target): Add ira_cover_classes.
4255 * ira.c: Remove IRA_COVER_CLASSES guards.
4256 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4257 instead of IRA_COVER_CLASSES.
4258 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4259 (setup_class_translate): Likewise.
4260 (setup_reg_class_intersect_union): Likewise.
4261 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4262 test of targetm.ira_cover_classes.
4263 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4264 of IRA_COVER_CLASSES.
4265 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4266 (TARGET_INITIALIZER): Include it.
4267 * targhooks.h (default_ira_cover_classes): Declare.
4268 * targhooks.c (default_ira_cover_classes): New function.
4270 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4272 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4274 2008-09-19 Ian Lance Taylor <iant@google.com>
4276 * varasm.c (narrowing_initializer_constant_valid_p): Return
4277 NULL_TREE if ENDTYPE is not an integer.
4279 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4282 * tree-ssa.c (execute_update_addresses_taken): Also update
4283 DECL_GIMPLE_REG_P for vector and complex types.
4285 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4286 Jan Hubicka <jh@suse.cz>
4289 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4290 empty before freeing them.
4291 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4293 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4295 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4296 * config/xtensa/predicates.md (tls_symbol_operand): New.
4297 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4298 (TARGET_CANNOT_FORCE_MEM): Define.
4299 (xtensa_tls_symbol_p): New.
4300 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4301 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4302 (xtensa_tls_module_base): New.
4303 (xtensa_call_tls_desc): New.
4304 (xtensa_legitimize_tls_address): New.
4305 (xtensa_legitimize_address): Handle TLS symbols.
4306 (xtensa_tls_referenced_p_1): New.
4307 (xtensa_tls_referenced_p): New.
4308 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4310 (XTENSA_BUILTIN_THREAD_POINTER): New.
4311 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4312 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4313 builtin. Add declarations for __builtin_thread_pointer and
4314 __builtin_set_thread_pointer.
4315 (xtensa_fold_builtin): Recognize new builtins.
4316 (xtensa_expand_builtin): Expand new builtins.
4317 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4318 (TARGET_THREADPTR): Define.
4319 (HAVE_AS_TLS): Define default value.
4320 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4321 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4322 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4323 (UNSPECV_SET_TP): New.
4324 (sym_TPOFF, sym_DTPOFF): New.
4325 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4326 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4327 * configure: Regenerated.
4329 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4332 * config/ia64/ia64.c (ia64_optimization_options): Move
4333 checking and setting flag_schedule_insns_after_reload and
4334 ia64_flag_schedule_insns2 back to ...
4335 (ia64_override_options): Here.
4337 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4340 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4341 zero extend count after the correction to it is done.
4342 (doloop_optimize): Update call to doloop_modify, don't zero extend
4345 2008-09-18 Martin Jambor <mjambor@suse.cz>
4347 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4349 * ipa-prop.c: Correct comments.
4350 * ipa-prop.h: Likewise.
4352 2008-09-18 Jan Hubicka <jh@suse.cz>
4355 * ipa-reference.c (ipa_reference_local_vars_info_d,
4356 ipa_reference_global_vars_info_d,
4357 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4358 ipa_reference_vars_info_t): Move here from ipa-reference.h
4359 (node_duplication_hook_holder, node_removal_hook_holder): New.
4360 (get_reference_vars_info_from_cgraph): Rename to ...
4361 (get_reference_vars_info): ... this one, use cgraph uids.
4362 (get_local_reference_vars_info, get_global_reference_vars_info):
4363 Use cgraph instead of decl.
4364 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4366 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4367 ipa_reference_get_written_global,
4368 ipa_reference_get_not_written_global): Use cgraph argument.
4369 (check_call): Simplify avail check.
4370 (scan_stmt_for_static_refs): Update.
4371 (propagate_bits): Update.
4372 (merge_callee_local_info): Remove.
4373 (init_function_info): Use cgraph nodes.
4374 (clean_function_local_data): Break out from ...
4375 (clean_function): ... here.
4376 (copy_local_bitmap, copy_global_bitmap): New functions.
4377 (duplicate_node_data, remove_node_data): New functions.
4378 (generate_summary): Register hooks; use visibility instead of
4380 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4381 * ipa-reference.h (ipa_reference_local_vars_info_d,
4382 ipa_reference_global_vars_info_d,
4383 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4384 ipa_reference_vars_info_t): Move to ipa-reference.c
4385 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4387 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4388 ipa_reference_get_not_read_global,
4389 ipa_reference_get_not_written_global): Update prototype.
4390 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4391 (init_state): Remove.
4392 (node_duplication_hook_holder, node_removal_hook_holder): New.
4393 (get_function_state, set_function_state): Use VECtor.
4394 (analyze_function): Check body availability.
4395 (add_new_function): Likewise.
4396 (duplicate_node_data, remove_node_data): New.
4397 (generate_summary): Register hooks; do not care about clones.
4398 (propafate): Do not care about clones; recursive functions are
4400 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4401 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4402 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4404 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4405 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4406 Update call of ipa-reference accesors.
4408 2008-09-18 Simon Baldwin <simonb@google.com>
4410 * c-opts.c (c_common_handle_option): Add handling for
4411 -Wbuiltin-macro-redefined command line option.
4412 * c.opt: Added builtin-macro-redefined option.
4413 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4416 2008-09-18 Richard Guenther <rguenther@suse.de>
4418 PR tree-optimization/37258
4419 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4420 and signedness for integral types.
4421 (vn_phi_eq): Require compatible types.
4423 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4426 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4427 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4429 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4430 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4431 ggc_free other TREE_LIST nodes from that chain.
4432 * function.c (instantiate_decls): Instantiate also DECL_RTL
4433 of vars in cfun->local_decls, free that list afterwards.
4435 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4437 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4438 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4440 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4442 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4443 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4445 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4447 PR tree-optimization/37102
4448 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4449 from a node. Check to see if another PHI is dead.
4450 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4451 remove real PHIs which have no uses.
4452 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4454 2008-09-18 Richard Guenther <rguenther@suse.de>
4457 * tree-cfg.c (remove_useless_stmts_1): Remove
4458 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4460 2008-09-18 Nick Clifton <nickc@redhat.com>
4462 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4463 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4464 to frv_secondary_reload_class.
4465 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4466 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4467 (frv_secondary_reload_class): Omit unused parameter.
4468 (frv_secondary_reload): New function. Handle the case when
4469 secondary_reload_class() is called before the reload_(in|out)
4470 _optabs have been initialised.
4471 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4473 * config/frv/frv.md: Define an exclusion set between fr550_m0
4476 2008-09-18 Richard Guenther <rguenther@suse.de>
4478 PR tree-optimization/37456
4479 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4480 want to insert after ends a BB insert on the single fallthru
4483 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4485 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4486 Mention -march=z9-109, z9-ec and z10.
4488 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4490 PR rtl-optimization/37544
4491 * regrename.c (maybe_mode_change): Exit early when copy_mode
4492 is narrower than orig_mode and narrower than new_mode.
4494 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4497 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4499 * sched-rgn.c (ref_counts): Remove.
4500 (insn_referenced): New static variable.
4501 (INSN_REF_COUNT): Remove.
4502 (sched_run_compute_dependencies): Use insn_referenced instead of
4504 (add_branch_dependences): Likewise. Delete dead assignment.
4506 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4508 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4509 consumer is an asm. Add comment why this is important.
4510 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4511 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4513 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4515 * expr.c (emit_group_store): Do not shift before moving via a
4518 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4520 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4521 from aggregate to non-aggregate type if the bit pattern is not fully
4522 preserved afterwards.
4524 2008-09-17 Richard Guenther <rguenther@suse.de>
4526 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4527 (verify_gimple_assign): ... this. Split into ...
4528 (verify_gimple_assign_unary): ... this,
4529 (verify_gimple_assign_binary): ... that,
4530 (verify_gimple_assign_single): ... and this.
4531 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4532 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4533 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4534 (verify_types_in_gimple_reference): Be forgiving with
4536 (verify_gimple_phi): Deal with virtual operands.
4538 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4540 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4542 * tree.c (get_callee_fndecl): Don't call the language hook.
4543 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4544 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4545 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4547 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4549 * tree.c (protected_set_expr_location): Don't unnecessarily
4550 check for error_mark_node.
4552 2008-09-17 Art Haas <ahaas@impactweather.com>
4554 * ipa-reference.c (analyze_function): Declare step only if
4555 ENABLE_CHECKING is defined.
4557 2008-09-17 Jan Hubicka <jh@suse.cz>
4560 * tree.h (DECL_INLINE): remove.
4561 (DECL_DECLARED_INLINE_P): Update docs.
4562 (DECL_NO_INLINE_WARNING_P): new.
4563 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4564 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4566 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4567 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4570 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4573 2008-09-17 Jan Hubicka <jh@suse.cz>
4575 * ipa-reference.c (ipa_obstack): Remove.
4576 (local_info_obstack, global_info_obstack): New.
4577 (add_static_var): We now handle variables only.
4578 (mark_address_taken, mark_load, mark_store): New functions based on ...
4579 (check_operand): ... remove.
4580 (get_asm_stmt_operands): Rename to ...
4581 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4582 (scan_stmt_for_static_refs): Rewrite.
4583 (scan_op_for_static_refs): Rename to ...
4584 (scan_initializer_for_static_refs): do not look for VAR_DECL
4585 initializers; stop recursion on types and decls.
4586 (ipa_init): Use proper obstacks.
4587 (analyze_variable): Use scan_initializer_for_static_refs.
4588 (init_function_info): Use local obstack.
4589 (analyze_function): Simplify.
4590 (add_new_function): We don't need visited_nodes obstack.
4591 (generate_summary): Use proper obstacks; cleanup after propagation.
4593 2008-09-17 Richard Guenther <rguenther@suse.de>
4596 PR tree-optimization/37491
4597 * alias.c (get_alias_set): Use the canonical type.
4598 * tree-vect-transform.c (vectorizable_store): Use the type of
4599 the lhs for the vector type. Adjust checking.
4600 (vectorizable_load): Adjust checking.
4602 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4603 Adam Nemet <anemet@caviumnetworks.com>
4605 PR rtl-optimization/37483
4606 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4607 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4608 Rearrange code to better match the original comment. Check
4609 t_unconditional first. Improve comment.
4611 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4614 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4615 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4618 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4619 GIMPLE_TRY if cleanup sequence is empty.
4621 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4624 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4625 eliminate IV if the cost are the same.
4627 2008-09-16 Richard Guenther <rguenther@suse.de>
4630 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4633 2008-09-16 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/37508
4636 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4638 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4640 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4642 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4644 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4645 use gen_floatdidf2 directly.
4646 (floatunssidf2): Likewise.
4647 (floatsidf_ppc64_mfpgpr): Remove.
4648 (floatsidf_ppc64): Remove.
4649 (floatunssidf_ppc64): Remove.
4651 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4653 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4654 rather than update_cost_queue.
4656 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4657 in every call starting with the second one, instead of only when
4658 alias_bitmap_obstack.elements != NULL.
4660 * tree-predcom.c (filter_suitable_components): Free all refs in
4661 act->refs vector before calling release_component.
4662 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4664 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4666 * tree-loop-linear.c (linear_transform_loops): Initialize
4667 lambda_obstack only after calling perfect_loop_nest_depth.
4668 Goto free_and_continue instead of just continue for later failures.
4671 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4674 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4676 2008-09-14 Andreas Schwab <schwab@suse.de>
4678 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4680 2008-09-14 Jan Hubicka <jh@suse.cz>
4682 * invoke.texi (-fconserve-stack): Document.
4683 * opts.c (decode_options): Handle conserve_stack.
4684 * common.opt (fconvserve_stack): New.
4686 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4688 * config.host: Add x-aix to host_xmake_file.
4689 * config/rs6000/t-aix52: Do not override LDFLAGS.
4690 * config/rs6000/x-aix: New file.
4692 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4698 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4699 is not recognized as a valid register usage. Allow REG_X to be used
4701 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4702 forces a reload when using a base register.
4704 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4706 * config/i386/cygming-crtend.c (register_frame_ctor): If
4707 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4708 directly with atexit.
4709 (deregister_frame_ctor): Rename to ...
4710 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4711 if !DEFAULT_USE_CXA_ATEXIT.
4713 2008-09-13 Jan Hubicka <jh@suse.cz>
4715 * cgraph.c: Include value-prof.h
4716 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4718 2008-09-13 Jan Hubicka <jh@suse.cz>
4721 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4722 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4723 tree_gen_one_value_profiler, tree_gen_average_profiler,
4724 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4726 2008-09-13 Jan Hubicka <jh@suse.cz>
4728 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4729 too many bytes on misalligned blocks.
4731 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4733 * doc/cfg.texi: Fix some typos.
4734 * doc/extend.texi: Likewise.
4735 * doc/install.texi: Likewise.
4736 * doc/invoke.texi: Likewise.
4737 * doc/rtl.texi: Likewise.
4738 * doc/tree-ssa.texi: Likewise.
4740 2008-09-13 Richard Guenther <rguenther@suse.de>
4743 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4744 gimple stores for memory rhs.
4746 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4748 PR rtl-optimization/37489
4749 * cse.c (fold_rtx): Don't return const_true_rtx for float
4750 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4752 2008-09-13 Jan Hubicka <jh@suse.cz>
4754 PR tree-optimization/37392
4755 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4757 2008-09-13 Martin Jambor <mjambor@suse.cz>
4758 Jan Hubicka <jh@suse.cz>
4760 * cgraph.c (free_edges): New variable.
4761 (NEXT_FREE_EDGE): New macro.
4762 (cgraph_free_edge): New function.
4763 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4764 (cgraph_node_remove_callees): Likewise.
4765 (cgraph_node_remove_callers): Likewise.
4766 (cgraph_create_edge): Reuse edges from the free list. Do not
4767 update uid if doing so.
4768 (cgraph_remove_*_hook): Add free call.
4770 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4772 * ira-color.c (conflict_allocno_vec): Delete.
4773 (update_cost_queue_elem): New structure.
4774 (update_cost_queue): New variable.
4775 (update_cost_queue_tail): Likewise.
4776 (update_cost_queue_elems): Likewise.
4777 (allocno_update_cost_check): Delete.
4778 (initiate_cost_update): Allocate update_cost_queue_elems
4779 instead of allocno_update_cost_check.
4780 (finish_cost_update): Update the free()s accordingly.
4781 (start_update_cost): New function.
4782 (queue_update_cost): Likewise.
4783 (get_next_update_cost): Likewise.
4784 (update_copy_costs_1): Inline into...
4785 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4786 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4787 once we've established they are equal. Don't allocate update
4788 costs if there is nothing to add to them.
4789 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4790 DIVISOR arguments. Use a queue instead of recursive calls;
4791 process all the allocnos in the initial queue, rather than
4793 (assign_hard_reg): Use queue_update_cost instead of
4794 conflict_allocno_vec. Queue coalesced allocnos instead
4795 of calling update_conflict_hard_regno_costs for each one.
4796 Just call update_conflict_hard_regno_costs once for the
4798 (ira_color): Remove conflict_allocno_vec handling.
4800 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4802 PR tree-optimization/37484
4803 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4804 (save_var_name): Same.
4805 (initialize_cloog_names): Same.
4806 (initialize_cloog_names): Same.
4808 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4810 * tree-scalar-evolution.c (set_instantiated_value): Set
4813 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4817 * ira-build.c (common_loop_tree_node_dominator): Remove.
4818 (copy_live_ranges_to_removed_store_destinations): New function.
4819 (regno_top_level_allocno_map): Move to top level from ...
4820 (ira_flattening): ... here. Use
4821 copy_live_ranges_to_removed_store_destinations.
4823 * ira-emit.c (generate_edge_moves): Fix a comment.
4825 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4828 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4829 scratch register after 'set' pattern.
4831 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4833 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4834 information passed to mark_reg_pointer.
4835 * explow.c (force_reg): Likewise.
4837 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4839 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4840 when building for the celledp architecture.
4842 2008-09-12 Richard Guenther <rguenther@suse.de>
4844 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4846 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4848 PR rtl-optimization/37424
4849 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4850 the regnos instead of the addresses.
4852 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4854 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4856 2008-09-11 Richard Guenther <rguenther@suse.de>
4858 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4859 entering the weaker equivalence recording.
4861 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4863 2008-09-11 Jeff Law <law@redhat.com>
4865 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4866 by assign_stack_local on the IRA path for stack slot sharing
4867 as well as the non-IRA path.
4869 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/i386.h: Fix whitespace issues.
4873 2008-09-11 Martin Jambor <mjambor@suse.cz>
4875 * ipa-prop.h (struct ipa_param_flags): Removed.
4876 (struct ipa_param_descriptor): New structure.
4877 (struct ipa_node_params): ipcp_lattices, param_decls and
4878 param_flags moved to ipa_param_description.
4879 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4880 descriptors. Renamed all users.
4881 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4882 changed to access descriptors. Renamed all users.
4883 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4884 to access descriptors. Renamed all users.
4885 * ipa-cp.c (ipcp_init_cloned_node): Call
4886 ipa_initialize_node_params instead of ipa_count_formal_params and
4887 ipa_create_param_decls_array.
4888 (ipcp_analyze_node): Likewise.
4889 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4890 descriptors. Renamed all users.
4891 (ipcp_initialize_node_lattices): Remove allocation.
4892 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4893 ipa_initialize_node_params instead of ipa_count_formal_params and
4894 ipa_create_param_decls_array.
4895 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4896 ipa_populate_param_decls, made static, added parameter info,
4897 renamed mt to node, removed allocation, changed to use
4899 (ipa_count_formal_params): Made static, added parameter info,
4901 (ipa_initialize_node_params): New function.
4902 (ipa_check_stmt_modifications): Changed to use descriptors.
4903 (ipa_detect_param_modifications): Removed allocation, changed to
4905 (ipa_note_param_call): Changed to use descriptors.
4906 (ipa_analyze_params_uses): Removed allocation.
4907 (ipa_free_node_params_substructures): Changed to use descriptors.
4908 (ipa_edge_duplication_hook): Use the unused attribute.
4909 (ipa_node_duplication_hook): Use the unused attribute, changed to
4910 use descriptors, changed to duplicate descriptors.
4912 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4913 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4914 indirect inlining. Made static.
4915 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4916 functions called only once.
4917 (cgraph_decide_recursive_inlining): Don't call
4918 ipa_propagate_indirect_call_infos, pass new_edges to
4919 cgraph_mark_inline_edge instead.
4920 (cgraph_decide_inlining_of_small_functions): Don't call
4921 ipa_propagate_indirect_call_infos, pass new_edges to
4922 cgraph_mark_inline_edge instead.
4923 (cgraph_decide_inlining): Don't call
4924 ipa_propagate_indirect_call_infos.
4925 * ipa-prop.c: Check that vectors are allocated.
4927 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4928 iff a new cgraph edges have been created.
4929 (cgraph_decide_inlining): New variable redo_always_inline.
4930 Flattening and always_inlining loop until callgraph stabilizes.
4931 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4932 true iff new cgraph edges have been created.
4933 (propagate_info_to_inlined_callees): Likewise.
4934 (ipa_propagate_indirect_call_infos): Likewise.
4936 2008-09-11 Richard Guenther <rguenther@suse.de>
4938 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4939 (set_prologue_iterations): Likewise.
4940 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4942 (vect_update_init_of_dr): Likewise.
4943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4945 * fold-const.c (fold_unary): Do not generate calculations
4948 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4950 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4951 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4952 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4954 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4956 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4957 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4958 before finalizing the changes.
4959 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4961 (simplify_truth_ops_using_ranges): New.
4962 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4963 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4964 whether a simplification was made.
4965 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4966 use a switch statement and also call simplify_truth_ops_using_ranges.
4968 2008-09-11 Jan Hubicka <jh@suse.cz>
4970 * ggc-common.c (loc_array): Make static.
4971 * dce.c (rest_of_handle_ud_dce): Free worklist.
4973 2008-09-11 Jan Hubicka <jh@suse.cz>
4975 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4976 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4977 function so we are sure we do not dangle it forever.
4978 * function.c (outer_function_chain, find_function_data): Remove.
4979 (function_context_stack): New.
4980 (push_function_context, pop_function_context): Update.
4981 * function.h (struct function): Remove pointer outer.
4982 (outer_function_chain, find_function_data): Remove.
4983 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4985 2008-09-11 Jan Hubicka <jh@suse.cz>
4988 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4990 2008-09-11 Jan Hubicka <jh@suse.cz>
4992 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4994 2008-09-11 Jan Hubicka <jh@suse.cz>
4996 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4997 (free_var_map_entry): New function.
4998 (redirect_edge_var_map_destroy): Use it.
5000 2008-09-11 Jan Hubicka <jh@suse.cz>
5003 * tree-inline.c (add_lexical_block): Replace with ...
5004 (prepend_lexical_block): ... prepend at begginig.
5005 (remap_blocks): Use it and reverse later.
5006 (expand_call_inline): Use prepend_lexical_block.
5008 2008-09-11 Jan Hubicka <jh@suse.cz>
5010 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5012 2008-09-11 Jan Hubicka <jh@suse.cz>
5014 * function.c (free_after_compilation): Call insn_locators_free.
5015 * cfglayout.c (insn_locators_free): New function.
5016 * rtl.h (insn_locators_free): Declare.
5018 2008-09-11 Jan Hubicka <jh@suse.cz>
5020 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5022 (cond_move_process_if_block): Update call.
5024 2008-09-11 Jan Hubicka <jh@suse.cz>
5026 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5027 * vec.c: Include hashtab.h
5028 (vec_descriptor, ptr_hash_entry): New structures.
5029 (vec_desc_hash, vec_ptr_map): New static variables.
5030 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5031 register_overhead, free_overhead, vec_heap_free): New functions.
5032 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5033 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5034 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5037 2008-09-11 Ira Rosen <irar@il.ibm.com>
5039 PR tree-optimization/37474
5040 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5041 length of load permutation.
5043 2008-09-11 Andreas Schwab <schwab@suse.de>
5045 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5047 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5050 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5051 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5052 simplify_gen_subreg.
5054 2008-09-11 Ira Rosen <irar@il.ibm.com>
5056 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5059 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5062 * gimplify.c (gimplify_body): Call default_rtl_profile.
5065 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5066 instead of tok->val.node if not expanding to something else. Handle
5067 intervening CPP_PADDING tokens.
5068 (altivec_categorize_keyword): Remove unneeded comparisons.
5070 2008-09-10 Richard Guenther <rguenther@suse.de>
5072 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5074 2008-09-10 Richard Guenther <rguenther@suse.de>
5077 * tree-inline.c (insert_init_stmt): Make sure to not
5078 insert invalid gimple stores.
5080 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5082 PR tree-optimization/37388
5083 * toplev.c (process_options): Fail and warn when graphite
5084 flags are used, but the compiler has not been configured
5085 with graphite libraries.
5086 * graphite.c (graphite_transform_loops): Remove printfs
5087 to dump_file for the case when graphite is not available.
5089 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5092 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5093 the even element into register.
5094 (ix86_expand_vector_init_general): Don't use
5095 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5096 if we can't move from GPR to SSE register directly.
5098 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5100 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5101 not lose track of the number of NOPs needed. Number of NOPs needed
5102 for sync vs. loads workaround was switched; corrected. Run second
5103 pass for all workarounds. No NOPs needed after call insns. Change
5104 second pass to use find_next_insn_start and find_load helpers in order
5105 to properly detect parallel insns.
5106 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5108 2008-09-10 Jan Hubicka <jh@suse.cz>
5110 * value-prof.c (gimple_ic): Fix tuplification bug.
5111 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5114 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5116 PR tree-optimization/37353
5117 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5118 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5119 calls instead of cond_dead_built_in_calls.
5120 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5121 initalize the vector only before adding first entry. Use VEC_safe_push
5122 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5123 shrink_wrap_conditional_dead_built_in_calls call.
5125 2008-09-10 Ira Rosen <irar@il.ibm.com>
5127 PR tree-optimization/37385
5128 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5129 argument, and use it as a vector type if not NULL.
5130 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5132 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5133 additional argument.
5134 (vectorizable_load): Likewise.
5136 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5138 * config/i386/i386.md (SWI32): New mode iterator.
5139 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5142 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5144 PR rtl-optimization/37435
5145 * caller-save.c (insert_restore, insert_save): Check the mode by
5148 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5151 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5153 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5156 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5158 * doc/invoke.texi (ARM Options): Correct errors in discussion
5159 of -mfloat-abi, -mhard-float, and -msoft-float.
5161 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5162 Jan Hubicka <jh@suse.cz>
5165 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5166 calling gimple_regimplify_operands on it. Iterate over all newly
5167 added statements, not just the last one.
5168 (insert_init_stmt): Insert stmt into seq first, then call
5169 gimple_regimplify_operands on it. Don't create new gimplification
5170 context, nor find referenced vars.
5172 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5175 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5176 to pointer to vector pointer.
5177 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5178 propagate_info_to_inlined_callees): Likewise.
5179 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5180 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5181 ipa_check_create_edge_args.
5182 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5183 argument to pointer to vector pointer.
5184 (cgraph_decide_inlining_of_small_function): Adjust
5185 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5189 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5190 optimizing for size, not speed.
5192 PR rtl-optimization/37408
5193 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5194 if parm is promoted.
5196 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5198 PR tree-optimization/37375
5199 * tree-scalar-evolution.c (scev_info_str): Add field
5201 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5202 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5203 set_instantiated_value): Pass instantiated_below.
5204 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5206 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5207 the definitions are not instantiated.
5209 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5210 (block_before_loop): New.
5211 * tree-data-ref.c (dr_analyze_indices): Update uses of
5213 * graphite.c (block_before_scop): New.
5214 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5215 basic block, not a loop for determining the parameters.
5216 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5218 (idx_record_params, find_params_in_bb, find_scop_parameters,
5219 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5220 to instantiate_scev.
5222 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5224 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5228 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5230 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5231 Check zero freq and increase if necessary.
5233 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5235 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5236 regno is in the right range. Add comments.
5238 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5240 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5242 * mips-tfile.c (copy_object): Cast alloca result to int *.
5243 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5245 Rename class to sclass.
5246 (read_tfile): Cast read_seek return values to proper types.
5247 Cast xcalloc return value to proper type.
5249 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5251 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5252 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5253 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5255 2008-09-09 Jan Hubicka <jh@suse.cz>
5257 * profile.c (is_edge_inconsistent): Add debug output; ignore
5258 negative count on fake edges.
5259 (is_inconsistent): Add debug output.
5261 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5263 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5265 (choose_ready): When first insn is chosen from the ready list, also
5268 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5270 PR rtl-optimization/37360
5271 * haifa-sched.c (max_issue): Do not assert that we never issue more
5272 insns than issue_rate. Add comment.
5274 2008-09-09 Richard Guenther <rguenther@suse.de>
5276 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5277 (verify_types_in_gimple_call): Rename to ...
5278 (verify_gimple_call): ... this. Enhance.
5279 (verify_types_in_gimple_cond): Remove.
5280 (verify_gimple_comparison): New function ...
5281 (verify_types_in_gimple_assign): ... split out from here.
5282 (verify_types_in_gimple_return): Rename to ...
5283 (verify_gimple_return): ... this. Enhance.
5284 (verify_types_in_gimple_switch): Rename to ...
5285 (verify_gimple_switch): ... this. Enhance.
5286 (verify_gimple_goto): New function.
5287 (verify_types_in_gimple_phi): Rename to ...
5288 (verify_gimple_phi): ... this. Enhance.
5289 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5290 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5291 (verify_types_in_gimple_seq_2): Remove cases handled in
5292 verify_types_in_gimple_stmt.
5294 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5296 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5297 (push_multiple_operation, pop_multiple_operation): Set it.
5298 (workaround_rts_anomaly): New function.
5299 (workaround_speculation): New function, broken out of bfin_reorg.
5300 (bfin_reorg): Call the new functions.
5302 2008-09-09 Richard Guenther <rguenther@suse.de>
5306 * gimplify.c (gimplify_conversion): Change conversions of
5307 non-register type to VIEW_CONVERT_EXPRs.
5308 (gimplify_addr_expr): If we need to make the operand
5309 addressable make sure to use a properly initialized
5310 temporary for that so it gets a valid gimple store.
5312 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5314 * function.h (struct function): Add function_start_locus.
5315 * cfgexpand.c (gimple_expand_cfg): Use it.
5316 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5318 2008-09-09 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/37433
5321 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5324 2008-09-09 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/37387
5327 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5328 and bits to a common type.
5330 2008-09-09 Nick Clifton <nickc@redhat.com>
5332 * config/v850/v850.md (return): Restore frame size restriction.
5334 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5336 * c-common.c (c_expand_decl): Remove.
5337 * c-common.h (anon_aggr_type_p): Remove prototype.
5338 (DECL_ANON_UNION_ELEMS): Remove.
5339 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5340 * c-decl.c (anon_aggr_type_p): Remove.
5341 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5342 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5343 * langhooks.h (struct lang_hooks): Remove expand_decl.
5344 * langhooks.c (lhd_expand_decl): Remove.
5345 * stmt.c (expand_anon_union_decl): Remove.
5346 * tree.h (expand_anon_union_decl): Remove prototype.
5348 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5351 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5353 * config/avr/avr.md (QISI) : Define mode iterator.
5354 (negated_tst<mode>) : Redefine as split using mode macro.
5355 (reversed_tstqi): Define insn as reversed compare with zero.
5356 (reversed_tsthi): Ditto.
5357 (reversed_tstsi): Ditto.
5359 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5362 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5363 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5366 * predict.c (optimize_function_for_size_p): Don't segfault if
5368 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5369 tree_swap_operands_p): Don't test cfun != NULL before calling
5370 optimize_function_for_s*_p.
5372 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5374 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5377 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5379 * crx/crx.h (IRA_COVER_CLASSES): Define.
5381 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5384 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5385 even when a stmt has been gimple_modified_p, but after fold_stmt is
5386 not any longer. Remove unneeded may_have_exposed_new_symbols
5389 2008-09-08 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/37421
5392 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5395 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5398 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5400 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5403 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5404 * pa-hpux10.h (LINK_SPEC): Likewise.
5405 * pa-hpux11.h (LINK_SPEC): Likewise.
5407 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5409 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5410 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5412 2008-09-07 Helge Deller <deller@gmx.de>
5414 * pa/linux-atomic.c: New file.
5415 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5416 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5418 2008-09-07 Richard Guenther <rguenther@suse.de>
5419 Ira Rosen <irar@il.ibm.com>
5421 PR tree-optimization/36630
5422 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5423 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5425 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5426 Ira Rosen <irar@il.ibm.com>
5428 PR tree-optimization/35642
5429 * config/rs6000/altivec.md (mulv8hi3): Implement.
5431 2008-09-06 Jeff Law <law@redhat.com>
5433 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5435 2008-09-06 Jan Hubicka <jh@suse.cz>
5437 PR tree-optimization/14703
5438 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5440 * passes.c (init_optimization_passes): Recompute inline parameters.
5442 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5444 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5447 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5448 Peter Fuerst <post@pfrst.de>
5450 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5451 * doc/extend.texi: Document __builtin_mips_cache.
5452 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5453 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5454 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5455 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5456 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5457 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5458 (set_push_mips_isas): New variable.
5459 (mips_r10k_cache_barrier): New variable.
5460 (cache): New availability predicate.
5461 (mips_builtins): Add an entry for __builtin_mips_cache.
5462 (mips_build_cvpointer_type): New function.
5463 (MIPS_ATYPE_CVPOINTER): New macro.
5464 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5466 (r10k_simplified_address_p, r10k_simplify_address)
5467 (r10k_uncached_address_p, r10k_safe_address_p)
5468 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5469 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5470 (r10k_insert_cache_barriers): New functions.
5471 (mips_reorg_process_insns): Delete cache barriers after a
5472 branch-likely instruction.
5473 (mips_reorg): Call r10k_insert_cache_barriers.
5474 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5475 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5476 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5477 (mips_cache, r10k_cache_barrier): New define_insns.
5479 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5481 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5482 * ira-color.c (setup_allocno_left_conflicts_num): Use
5483 hard_reg_set_equal_p instead of a comparison with
5484 ira_zero_hard_reg_set.
5485 * ira.c (setup_reg_subclasses): Likewise.
5486 (setup_cover_and_important_classes): Likewise.
5487 (setup_class_translate): Likewise.
5488 (setup_reg_class_intersect_union): Likewise.
5489 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5490 (ira_init_once): Don't initialize them.
5492 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5494 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5496 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5498 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5500 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5502 Improved branch hints, safe hints, and scheduling.
5504 * haifa-sched.c (sched_emit_insn) : Define.
5505 * sched-int.h (sched_emit_insn) : Add prototype.
5506 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5507 -mhint-max-distance -msafe-hints) : Document.
5508 * config/spu/spu.c (spu_flag_var_tracking): New.
5509 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5510 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5511 TARGET_ASM_FILE_START): Define.
5512 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5513 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5514 (spu_emit_branch_hint): Add blocks argument.
5515 (insert_branch_hints, insert_nops): Remove.
5516 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5517 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5518 spu_sched_reorder, asm_file_start): New functions.
5519 (clock_var, spu_sched_length, pipe0_clock,
5520 pipe1_clock, prev_clock_var, prev_priority,
5521 spu_ls_first, prev_ls_clock): New static variables.
5522 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5523 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5524 (nopn_nv): Add a non-volatile version of nop.
5525 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5526 -mhint-max-distance, -msafe-hints): New options.
5528 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5529 Samuel Tardieu <sam@rfc1149.net>
5531 * opts.c (decode_options): Combine nested if statements.
5534 * opts.c (decode_options): Handle more relationships among
5535 unit-at-a-time, toplevel-reorder, and section-anchors.
5537 2008-09-05 David Daney <ddaney@avtrex.com>
5539 * doc/install.texi (--enable-reduced-reflection): Document new option.
5541 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5543 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5545 (constantpool_operand): New.
5546 (move_operand): Disallow sub-word modes for the constant pool.
5547 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5548 (xtensa_secondary_reload_class): Replace with....
5549 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5550 Set icode for sub-word reloads from the constant pool.
5551 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5552 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5553 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5554 * config/xtensa/xtensa-protos.h: Update prototypes.
5556 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5558 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5559 (REG_CLASS_NAMES): Update.
5560 (REG_CLASS_CONTENTS): Update.
5561 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5562 of ALL_REGS for regs 77 and 78.
5563 * function.c (instantiate_virtual_regs_in_insn): Assert that
5564 return value of simplify_gen_subreg is not NULL.
5566 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5568 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5569 (gen_rtvec_v): Fix coding standards.
5571 2008-09-04 Jan Hubicka <jh@suse.cz>
5573 * i386.c (decide_alg): Be more conservative about optimizing for size.
5575 2008-09-04 Ian Lance Taylor <iant@google.com>
5577 * varasm.c (narrowing_initializer_constant_valid_p): New
5579 (initializer_constant_valid_p): Call it.
5581 2008-09-04 Jeff Law <law@redhat.com>
5583 * fold-const.c (native_encode_real): Fix computation of WORDS.
5584 (native_interpret_real): Likewise.
5586 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5588 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5590 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5592 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5593 that the cost is already taken into account in ira-costs.c
5595 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5597 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5598 ira_debug_copies): New.
5599 (ira_bulid): Call print_copies.
5601 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5603 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5606 * config/rs6000/rs6000.c (optimization_options): Remove check of
5607 flag_toplevel_order.
5609 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5611 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5612 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5613 second operand is a reg_imm10_operand.
5614 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5615 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5616 (*seq_<GPR:mode><GPR2:mode>): Rename to
5617 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5619 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5620 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5622 (*sne_<GPR:mode><GPR2:mode>): Rename to
5623 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5626 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5628 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5629 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5630 combining an arithmetic right shift by more than 31 and a
5631 trunction. Don't match for out-of-range shift amounts. Set
5632 attribute mode to <MODE>.
5633 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5634 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5635 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5636 shifts by less than 32.
5637 (extv): Change predicate on first operand to accept registers.
5638 Change predicate of the other operands from immediate_operand to
5639 const_int_operand. Expand exts when source is a register.
5640 (extzv): Change predicate of the constant operands from
5641 immediate_operand to const_int_operand.
5642 (extzv<mode>): Change predicate of the constant operands from
5643 immediate_operand to const_int_operand and no constraint. Also
5645 (*extzv_trunc<mode>_exts): New pattern.
5647 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5649 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5650 * config/mips/mips-protos.h (mask_low_and_shift_p,
5651 mask_low_and_shift_len): Declare.
5652 * config/mips/mips.c (mask_low_and_shift_p,
5653 mask_low_and_shift_len): New functions.
5654 (mips_print_operand): Handle new operand prefix "m".
5655 * config/mips/mips.md (*cins<mode>): New pattern.
5657 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5659 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5660 optimizing for size.
5662 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5664 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5665 regardless of epilogue_completed.
5667 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5670 * ira-lives.c (process_bb_node_lives): Check setjmp.
5672 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5675 * ira-build.c (form_loop_tree): Reverse BB walk.
5676 (create_bb_allocnos): Likewise.
5677 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5678 (mark_reg_store): Rename to...
5679 (mark_ref_live): ...this and take a df_ref argument instead of
5680 note_stores arguments. Assert that we have a register.
5681 (mark_reg_clobber): Delete.
5682 (def_conflicts_with_inputs_p): New function.
5683 (mark_reg_conflicts): Delete.
5684 (mark_reg_death): Rename to...
5685 (mark_ref_dead): ...this and take a df_ref argument instead of
5686 a register. Assert that we have a register.
5687 (process_bb_node_lives): Hoist frequency calculation out of
5688 instruction walk. Convert from a forwards scan to a backwards scan.
5689 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5690 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5691 (create_allocno_live_ranges): Don't create regs_set.
5693 2008-09-04 Ian Lance Taylor <iant@google.com>
5695 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5696 or REG_LABEL_TARGET.
5697 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5698 comparing MODE with MEM.
5699 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5700 comparing with GF_PREDICT_TAKEN.
5701 (gimple_get_lhs): Change code to enum gimple_code.
5702 (gimple_set_lhs): Likewise.
5703 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5704 * omp-low.c (find_omp_clause): Change kind parameter to enum
5706 * tree-flow.h (find_omp_clause): Update declaration.
5707 * regrename.c (clear_dead_regs): Change kind parameter to enum
5709 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5711 * see.c (see_get_extension_data): Change return type to enum
5712 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5713 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5714 (see_gen_normalized_extension): Change extension_code parameter to
5716 (see_seek_pre_extension_expr): Change extension_code to enum
5718 (see_merge_one_def_extension): Likewise.
5719 (see_handle_relevant_defs): Likewise.
5720 (see_handle_relevant_uses): Likewise.
5721 (see_analyze_one_def): Likewise.
5722 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5723 GIMPLE_ASM rather than ASM_EXPR.
5724 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5725 GIMPLE_RETURN rather than RETURN_EXPR.
5726 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5727 (evaluate_stmt): Likewise.
5728 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5729 to enum vect_relevant.
5730 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5731 compare gimple codes with tree codes.
5733 2008-09-04 Paul Brook <paul@codesourcery.com>
5735 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5737 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5739 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5740 pointer check lost in the recent no-unit-at-a-time patch.
5742 2008-09-04 Jan Hubicka <jh@suse.cz>
5745 * tree-switch-conversion.c (check_final_bb): Accept only IP
5748 2008-09-04 Jan Hubicka <jh@suse.cz>
5750 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5752 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5753 using_ranges argument.
5754 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5755 (vrp_visit_cond_stmt): Update call of
5756 vrp_evaluate_conditional_warnv_with_ops
5758 2008-09-04 Jan Hubicka <jh@suse.cz>
5760 PR tree-optimization/37345
5761 PR tree-optimization/37358
5762 PR tree-optimization/37357
5763 * tree.c (build_function_type_skip_args): Build distinct type copy;
5765 (build_function_decl_skip_args): Set type of new decl not orig decl;
5766 clear DECL_VINDEX for methods turned into functions.
5768 2008-09-04 Nick Clifton <nickc@redhat.com>
5770 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5771 * configure: Regenerate.
5772 * config.in: Regenerate.
5773 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5774 alignment field, if it is supported.
5776 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5778 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5781 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5783 * config/rs6000/rs6000.c (processor_target_table): Do not
5784 enable VMX for POWER6.
5786 2008-09-03 Anton Blanchard <anton@samba.org>
5788 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5789 emit memory barrier before operation.
5791 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5794 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5795 default_elf_asm_output_external.
5797 2008-09-03 Jeff Law <law@redhat.com>
5799 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5801 2008-09-03 Richard Henderson <rth@redhat.com>
5803 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5804 memory barrier to below the test-and-set.
5805 (alpha_split_lock_test_and_set_12): Likewise.
5807 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5811 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5814 * ira-color.c (print_loop_title): Use all_allocnos.
5815 (color_pass): Ditto. Don't add border_allocnos. Check that
5816 subloop allocno in the correspdoning bitmap all_allocnos.
5818 * ira-emit.c (change_loop): Use all_allocnos.
5820 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5821 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5822 (create_cap_allocno): Remove setting mentioned_allocnos.
5823 (create_insn_allocnos): Ditto.
5824 (remove_unnecessary_allocnos): Use all_allocnos.
5825 (check_allocno_creation): Check that allocnos are in the
5826 corresponding bitmap all_allocnos.
5828 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5832 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5833 (process_regs_for_copy): Process subregs. Refine check when cost
5834 is taken into account in ira-costs.c.
5835 (process_reg_shuffles): Use REG_SUBREG_P.
5836 (add_insn_allocno_copies): Ditto. Ignore modes.
5838 * ira-color.c (conflict_allocno_vec): New.
5839 (COST_HOP_DIVISOR): New macro.
5840 (update_copy_costs_1): Use it.
5841 (update_conflict_hard_regno_costs): New function.
5842 (assign_hard_reg): Use it.
5843 (ira_color): Allocate and free conflict_allocno_vec.
5845 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5849 * ira-int.h (ira_sort_insn_chain): Remove.
5851 * ira.c (basic_block_order_nums, chain_insn_order,
5852 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5853 (ira): Don't call ira_sort_insn_chain.
5855 * reload1.c (reload): Don't call ira_sort_insn_chain.
5857 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5860 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5861 which become non throw.
5862 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5863 update_call_expr after updating the flags on the decl.
5865 2008-09-03 Jan Hubicka <jh@suse.cz>
5867 PR tree-optimization/37315
5868 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5869 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5870 (cgraph_analyze_functions): Use node->analyzed
5871 (cgraph_mark_functions_to_output): Likewise.
5872 (cgraph_expand_function): All functions can be released after
5874 (cgraph_optimize): Use gimple_has_body_p.
5875 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5876 (cgraph_decide_inlining_incrementally): Likewise.
5877 (inline_transform): Inline transform.
5878 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5880 (inlinable_function_p): Drop gimple_body check.
5881 (expand_call_inline): Use gimple_has_body_p.
5882 * gimple.c (gimple_has_body_p): New.
5883 * gimple.h (gimple_has_body_p): Add prototype.
5884 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5885 (dump_function_to_file): Use gimple_has_body_p check.
5887 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5890 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5892 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5894 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5896 From Michael Frysinger <michael.frysinger@analog.com>
5897 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5898 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5901 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5904 * doc/extend.texi: Document picoChip builtin functions.
5905 * doc/invoke.texi: Document picoChip options.
5906 * doc/contrib.texi: Add picoChip contribution.
5907 * doc/md.texi: Document picoChip constraints.
5908 * config.gcc: Add picochip-*-*.
5909 * config/picochip/: Add new port.
5911 2008-09-03 Richard Guenther <rguenther@suse.de>
5913 PR tree-optimization/37328
5914 * tree-sra.c (sra_build_assignment): Gimplify properly.
5915 (generate_copy_inout): Take the correct stmt as definition,
5916 remove bogus assert.
5918 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5920 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5923 From Michael Frysinger <michael.frysinger@analog.com>
5924 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5926 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5928 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5929 (__gthread_setspecific): Revert 2008-08-31 change to
5930 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5932 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5934 * diagnostic.c (error_at): New.
5935 * toplev.h (error_at): New prototype.
5936 * c-typeck.c (build_array_ref): Call error_at instead of error.
5937 Pass location to pedwarn.
5939 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5941 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5943 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5945 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5946 VAR_DECL and CONST_DECL.
5948 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5949 Jakub Jelinek <jakub@redhat.com>
5951 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5952 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5953 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5954 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5955 Don't set ix86_save_varrargs_registers.
5956 (ix86_setup_incoming_varargs): Assume cum != NULL.
5957 (ix86_va_start): Check ix86_varargs_gpr_size and
5958 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5959 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5960 from frame pointer if ix86_varargs_gpr_size == 0.
5961 (ix86_compute_frame_layout): Updated.
5962 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5963 (ix86_varargs_gpr_size): Define.
5964 (ix86_varargs_fpr_size): Likewise.
5965 (machine_function): Remove save_varrargs_registers.
5966 Add varargs_gpr_size and varargs_fpr_size.
5968 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5970 * config/alpha/alpha.c (va_list_skip_additions,
5971 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5972 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5975 PR tree-optimization/36766
5976 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5977 for already removed basic blocks.
5980 * real.c (real_maxval): Clear a lower bit to make real_maxval
5981 match get_max_float for IBM long double format.
5983 2008-09-02 Andreas Schwab <schwab@suse.de>
5985 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5986 * configure: Regenerate.
5988 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5990 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5991 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5992 checking for a non-VOID CONSTANT_P.
5994 2008-09-02 Jan Hubicka <jh@suse.cz>
5996 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5997 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6000 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6002 * expr.c (emit_group_store): Don't assert stack temp mode size.
6004 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6005 Tobias Grosser <grosser@fim.uni-passau.de>
6006 Jan Sjodin <jan.sjodin@amd.com>
6007 Harsha Jagasia <harsha.jagasia@amd.com>
6008 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6009 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6010 Adrien Eliche <aeliche@isty.uvsq.fr>
6012 Merge from graphite branch.
6015 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6016 * doc/invoke.texi (-floop-block, -floop-interchange,
6017 -floop-strip-mine): Document new flags.
6018 * tree-into-ssa.c (gimple_vec): Moved...
6019 * tree-loop-distribution.c (rdg_component): Moved...
6020 * cfgloopmanip.c: Include tree-flow.h.
6021 (update_dominators_in_loop): New.
6022 (create_empty_if_region_on_edge): New.
6023 (create_empty_loop_on_edge): New.
6024 (loopify): Use update_dominators_in_loop.
6025 * tree-pass.h (pass_graphite_transforms): Declared.
6026 * configure: Regenerate.
6027 * tree-phinodes.c (make_phi_node): Export.
6028 (add_phi_node_to_bb): New, split from create_phi_node.
6029 * tree-chrec.c (for_each_scev_op): New.
6030 * tree-chrec.h (for_each_scev_op): Declared.
6031 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6032 (remove_statement): Call get_phi_with_result.
6033 * config.in (HAVE_cloog): Undef.
6034 * gdbinit.in (pgg): New.
6035 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6036 * tree-ssa-loop.c (graphite_transforms): New.
6037 (gate_graphite_transforms): New.
6038 (pass_graphite_transforms): New.
6039 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6040 HAVE_cloog): Defined.
6041 * tree-vectorizer.c (rename_variables_in_bb): Export.
6042 * tree-data-ref.c (dr_may_alias_p): Export.
6043 (stmt_simple_memref_p): New.
6044 (find_data_references_in_stmt): Export.
6045 (find_data_references_in_loop): Export.
6046 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6047 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6048 (create_rdg_vertices): Export.
6049 (build_empty_rdg): New.
6050 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6051 * tree-data-ref.h (rdg_component): ... here.
6053 (struct data_reference): Add a field scop.
6055 (find_data_references_in_loop): Declared.
6056 (find_data_references_in_stmt): Declared.
6057 (create_rdg_vertices): Declared.
6058 (dr_may_alias_p): Declared.
6059 (stmt_simple_memref_p): Declared.
6060 (struct rdg_edge): Add a field ddr_p relation.
6061 (build_empty_rdg): Declared.
6062 * lambda.h (lambda_matrix): Declare a VEC of.
6063 (find_induction_var_from_exit_cond): Declared.
6064 (lambda_vector_compare): New.
6065 * common.opt (fgraphite, floop-strip-mine,
6066 floop-interchange, floop-block): New flags.
6067 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6068 * cfgloop.c (is_loop_exit): New.
6069 * cfgloop.h (is_loop_exit): Declared.
6070 (create_empty_if_region_on_edge): Declared.
6071 (create_empty_loop_on_edge): Declared.
6072 * tree-flow.h (add_phi_node_to_bb): Declared.
6073 (make_phi_node): Declared.
6074 (rename_variables_in_bb): Declared.
6075 (perfect_loop_nest_depth): Declared.
6076 (graphite_transform_loops): Declared.
6077 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6078 (graphite.o-warn): Add -Wno-error.
6079 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6080 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6081 (INCLUDES): Add PPLINC, CLOOGINC.
6082 (OBJS-common): Add graphite.o.
6083 (graphite.o): Add rule.
6084 * gimple.h (gimple_vec): ... here.
6085 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6086 * passes.c (init_optimization_passes): Schedule
6087 pass_graphite_transforms.
6089 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6092 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6093 and -fno-toplevel-reorder after handle_options.
6095 2008-09-02 Paul Brook <paul@codesourcery.com>
6097 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6098 (arm_override_options): Set arm_tune_cortex_a9.
6099 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6100 (arm_issue_rate): Handle cortexa9.
6101 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6102 * config/arm/arm-cores.def: Add cortex-a9.
6103 * config/arm/arm-tune.md: Regenerate.
6104 * config/arm/arm.md: Include cortex-a9.md.
6105 (generic_sched, generic_vfp): Add cortexa9.
6106 * config/arm/cortex-a9.md: New file.
6108 2008-09-02 Richard Guenther <rguenther@suse.de>
6110 PR tree-optimization/37327
6111 * tree-vrp.c (register_new_assert_for): Make sure to not have
6112 TREE_OVERFLOW set on the bound.
6114 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6116 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6118 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6119 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6122 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6124 * gcc/config/spu/spu.md (divdf3): Removed.
6126 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6128 PR tree-optimization/37095
6129 * cgraph.c (cgraph_node): When creating new cgraph node after
6130 assembler_name_hash has been populated, record it in the hash
6133 2008-09-01 Paul Brook <paul@codesourcery.com>
6135 * doc/invoke.texi: Document -mword-relocations.
6136 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6137 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6138 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6139 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6140 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6141 (arm_emit_movpair): New function.
6142 (arm_print_operand <c>): Handle sybolic addresses.
6143 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6144 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6145 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6146 * config/arm/arm.opt: Add -mword-relocations.
6147 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6148 (arm_movt, arm_movw): New.
6150 2008-09-01 Paul Brook <paul@codesourcery.com>
6152 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6153 Allow Interworking on ARMv4 EABI based targets.
6154 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6155 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6157 2008-09-01 Paul Brook <paul@codesourcery.com>
6159 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6160 optimized LT0 test. Remove optimization for GT.
6162 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6164 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6165 openmp applications.
6166 * pa-hpux11.h (LIB_SPEC): Likewise.
6168 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6171 2008-09-01 Jan Hubicka <jh@suse.cz>
6173 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6174 present, use only counts; when guessed use only frequencies.
6175 (estimate_bb_frequencies): Use function_frequency.
6176 * profile.c (compute_branch_probabilities): Exit early when
6177 profile reading failed. Set profile_status.
6178 (branch_prob): Do not set profile_status.
6180 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6182 * tree.c (protected_set_expr_location): New.
6183 * tree.h (protected_set_expr_location): New prototype.
6184 * c-tree.h (build_array_ref): Add argument.
6185 (parser_build_unary_op): Same.
6186 * c-typeck.c (build_indirect_ref): Handle new location argument.
6187 (build_array_ref): Same.
6188 (parser_build_unary_op): Same.
6189 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6191 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6193 * c-common.c (finish_label_address_expr): Handle new location argument.
6194 * c-common.h (build_indirect_ref): Add argument.
6195 (finish_label_address_expr): Same.
6196 * c-parser.c (c_parser_unary_expression): Pass location to build
6198 (c_parser_postfix_expression): Same.
6200 2008-09-01 Paul Brook <paul@codesourcery.com>
6202 * config/arm/arm.md: Include cortex-r4f.md.
6203 (attr fpu): Update type list.
6204 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6205 fconstd, fcmps and fcmpd.
6206 (attr tune_cortexr4): Define.
6207 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6208 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6209 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6210 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6211 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6212 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6213 cortex_a8_vfp_farith: Ditto.
6214 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6215 * config/arm/cortex-r4.md: Use tune_cortexr4.
6216 * config/arm/cortex-r4f.md: New file.
6218 2008-09-01 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/37305
6221 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6222 the result of constant conversions.
6223 (fold_gimple_assign): Likewise.
6225 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6227 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6228 #ifdef ENABLE_CHECKING.
6230 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6232 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6233 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6234 when !INSN_SCHEDULING.
6236 2008-09-01 Andreas Schwab <schwab@suse.de>
6238 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6240 2008-09-01 Paul Brook <paul@codesourcery.com>
6242 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6244 2008-09-01 Jan Hubicka <jh@suse.cz>
6246 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6248 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6250 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6251 * gimplify.c (gimplify_init_constructor): Add speed operand.
6252 * tree-sra.c (decide_block_copy): Likewise.
6253 * tree-inline.c (estimate_move_cost): Likewise.
6254 * config/alpha/alpha.h (MOVE_RATIO): Update.
6255 * config/frv/frv.c (MOVE_RATIO): Update.
6256 * config/spu/spu.h (MOVE_RATIO): Update.
6257 * config/sparc/sparc.h (MOVE_RATIO): Update.
6258 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6259 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6260 * config/cris/cris.h (MOVE_RATIO): Update.
6261 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6262 * config/arm/arm.h (MOVE_RATIO): Update.
6263 * config/pa/pa.md: Update uses of MOVE_RATIO
6264 * config/pa/pa.h (MOVE_RATIO): Update.
6265 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6266 CLEAR_RATIO, SET_RATIO): Update.
6267 * config/h8300/h8300.h (MOVE_RATIO): Update.
6268 * config/v850/v850.h (MOVE_RATIO): Update.
6269 * config/bfin/bfin.h (MOVE_RATIO): Update.
6271 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6272 Dmitry Melnik <dm@ispras.ru>
6273 Dmitry Zhurikhin <zhur@ispras.ru>
6274 Alexander Monakov <amonakov@ispras.ru>
6275 Maxim Kuvyrkov <maxim@codesourcery.com>
6277 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6278 sel-sched-dump.c, sel-sched-ir.c: New files.
6279 * Makefile.in (OBJS-common): Add selective scheduling object files.
6280 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6281 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6282 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6283 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6284 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6285 (make_forwarder_block): Update loop latch if we have redirected
6286 the loop latch edge.
6287 * cfgloop.c (get_loop_body_in_custom_order): New function.
6288 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6289 (CP_FALLTHRU_PREHEADERS): Likewise.
6290 (get_loop_body_in_custom_order): Declare.
6291 * cfgloopmanip.c (has_preds_from_loop): New.
6292 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6293 Assert that the preheader edge will be fall thru when it is set.
6294 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6295 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6296 fsel-sched-substitution, fselective-scheduling): New flags.
6297 * cse.c (hash_rtx_cb): New.
6299 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6300 sel_sched_insn_cnt): New counters.
6301 * final.c (compute_alignments): Export. Free dominance
6302 info after loop_optimizer_finalize.
6303 * genattr.c (main): Output maximal_insn_latency prototype.
6304 * genautomata.c (output_default_latencies): New.
6305 Factor its code from ...
6306 (output_internal_insn_latency_func): ... here.
6307 (output_internal_maximal_insn_latency_func): New.
6308 (output_maximal_insn_latency_func): New.
6309 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6310 (struct hard_reg_set_iterator): New.
6311 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6312 hard_reg_set_iter_next): New functions.
6313 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6314 * lists.c (remove_free_INSN_LIST_node,
6315 remove_free_EXPR_LIST_node): New functions.
6316 * loop-init.c (loop_optimizer_init): When
6317 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6318 calling create_preheaders.
6319 (loop_optimizer_finalize): Do not verify flow info after reload.
6320 * recog.c (validate_replace_rtx_1): New parameter simplify.
6321 Default it to true. Update all uses. Factor out simplifying
6323 (simplify_while_replacing): ... this new function.
6324 (validate_replace_rtx_part,
6325 validate_replace_rtx_part_nosimplify): New.
6326 * recog.h (validate_replace_rtx_part,
6327 validate_replace_rtx_part_nosimplify): Declare.
6328 * rtl.c (rtx_equal_p_cb): New.
6329 (rtx_equal_p): Use it.
6330 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6331 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6332 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6333 * vecprim.h: Add a vector type for unsigned int.
6334 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6335 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6336 ready_try, cycle_issued_insns, spec_info): Make global.
6337 (readyp): Initialize.
6338 (dfa_lookahead): New global variable.
6339 (old_max_uid, old_last_basic_block): Remove.
6340 (h_i_d): Make it a vector.
6341 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6343 (after_recovery, adding_bb_to_current_region_p):
6344 New variables to handle correct insertion of the recovery code.
6345 (struct ready_list): Move declaration to sched-int.h.
6346 (rgn_n_insns): Removed.
6347 (rtx_vec_t): Move to sched-int.h.
6348 (find_insn_reg_weight): Remove.
6349 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6350 (haifa_init_h_i_d, haifa_finish_h_i_d):
6351 New functions to initialize / finalize haifa instruction data.
6352 (extend_h_i_d, init_h_i_d): Rewrite.
6353 (unlink_other_notes): Move logic to add_to_note_list. Handle
6354 selective scheduler.
6355 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6356 find_fallthru_edge): Make global, remove static prototypes.
6357 (max_issue): Make global. Add privileged_n and state parameters. Use
6359 (extend_global, extend_all): Removed.
6360 (init_before_recovery): Add new param. Fix the handling of the case
6361 when we insert a recovery code before the EXIT which has a predecessor
6362 with a fallthrough edge to it.
6363 (create_recovery_block): Make global. Rename to
6364 sched_create_recovery_block. Update.
6365 (change_pattern): Rename to sched_change_pattern. Make global.
6366 (speculate_insn): Rename to sched_speculate_insn. Make global.
6367 Split haifa-specific functionality into ...
6368 (haifa_change_pattern): New static function.
6369 (sched_extend_bb): New static function.
6370 (sched_init_bbs): New function.
6371 (current_sched_info): Change type to struct haifa_sched_info.
6372 (insn_cost): Adjust for selective scheduling.
6373 (dep_cost_1): New function. Move logic from ...
6374 (dep_cost): ... here.
6375 (dep_cost): Use dep_cost_1.
6376 (contributes_to_priority_p): Use sched_deps_info instead of
6378 (priority): Adjust to work with selective scheduling. Process the
6379 corner case when all dependencies don't contribute to priority.
6380 (rank_for_schedule): Use ds_weak instead of dep_weak.
6381 (advance_state): New function. Move logic from ...
6382 (advance_one_cycle): ... here.
6383 (add_to_note_list, concat_note_lists): New functions.
6384 (rm_other_notes): Make static. Adjust for selective scheduling.
6385 (remove_notes, restore_other_notes): New functions.
6386 (move_insn): Add two arguments. Update assert. Don't call
6388 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6389 Remove more_issue, max_points. Move the code to initialize
6390 max_lookahead_tries to max_issue.
6391 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6392 ready. Adjust use of move_insn. Call restore_other_notes.
6394 (sched_init, sched_finish): Move Haifa-specific initialization/
6396 (haifa_sched_init, haifa_sched_finish): ... respectively.
6398 (setup_sched_dump): New function.
6399 (haifa_init_only_bb): New static function.
6400 (haifa_speculate_insn): New static function.
6401 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6402 (extend_ready, extend_all): Remove.
6403 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6404 (create_check_block_twin, add_to_speculative_block): Use
6405 haifa_insns_init instead of extend_global. Update to use new
6406 initialization functions. Change parameter. Factor out code from
6407 create_check_block_twin to ...
6408 (sched_create_recovery_edges) ... this new function.
6409 (add_block): Remove.
6410 (sched_scan_info): New.
6411 (extend_bb): Use sched_scan_info.
6412 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6413 static functions for walking through scheduling region.
6414 (sched_luids): New vector variable to replace uid_to_luid.
6415 (luids_extend_insn): New function.
6416 (sched_max_luid): New variable.
6417 (luids_init_insn): New function.
6418 (sched_init_luids, sched_finish_luids): New functions.
6419 (insn_luid): New debug function.
6420 (sched_extend_target): New function.
6421 (haifa_init_insn): New static function.
6422 (sched_init_only_bb): New hook.
6423 (sched_split_block): New hook.
6424 (sched_split_block_1): New function.
6425 (sched_create_empty_bb): New hook.
6426 (sched_create_empty_bb_1): New function.
6427 (common_sched_info, ready): New global variables.
6428 (current_sched_info_var): Remove.
6429 (move_block_after_check): Use common_sched_info.
6430 (haifa_luid_for_non_insn): New static function.
6431 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6432 (increase_insn_priority): New.
6433 * modulo-sched.c: (issue_rate): Remove static declaration.
6434 (sms_sched_info): Change type to haifa_sched_info.
6435 (sms_sched_deps_info, sms_common_sched_info): New variables.
6436 (setup_sched_infos): New.
6437 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6438 Do not call regstat_free_calls_crossed.
6439 (sms_print_insn): Use const_rtx.
6440 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6441 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6442 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6443 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6444 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6445 current_sched_info to use it.
6446 (enum reg_pending_barrier_mode): Move to sched-int.h.
6447 (h_d_i_d): New variable. Initialize to NULL.
6448 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6450 (estimate_dep_weak): Remove static declaration.
6451 (sched_has_condition_p): New function. Adjust users of
6452 sched_get_condition to use it instead.
6453 (conditions_mutex_p): Add arguments indicating which conditions are
6455 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6456 argument to indicate whether returned condition is reversed. Do not
6457 generate new rtx when condition should be reversed; indicate it by
6458 setting new argument instead.
6459 (add_dependence_list_and_free): Add deps parameter.
6460 Update all users. Do not free dependence list when
6461 deps context is readonly.
6462 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6464 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6465 (remove_from_deps): New. Use the above functions.
6466 (cur_insn, can_start_lhs_rhs_p): New static variables.
6467 (add_or_update_back_dep_1): Initialize present_dep_type.
6468 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6469 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6470 haifa_note_dep): New functions implementing dependence hooks for
6471 the Haifa scheduler.
6472 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6473 note_dep): New functions.
6474 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6476 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6477 (free_deps): Initialize deps->reg_last.
6478 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6479 sched_analyze_insn): Update to use dependency hooks infrastructure
6480 and readonly contexts.
6481 (deps_analyze_insn): New function. Move part of logic from ...
6482 (sched_analyze): ... here. Also move some logic to ...
6483 (deps_start_bb): ... here. New function.
6484 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6486 (sched_deps_init): New function. Move code from ...
6487 (init_dependency_caches): ... here. Remove.
6488 (init_deps_data_vector): New.
6489 (sched_deps_finish): New function. Move code from ...
6490 (free_dependency_caches): ... here. Remove.
6491 (init_deps_global, finish_deps_global): Adjust for use with
6492 selective scheduling.
6493 (get_dep_weak): Move logic to ...
6494 (get_dep_weak_1): New function.
6495 (ds_merge): Move logic to ...
6496 (ds_merge_1): New static function.
6497 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6498 (ds_get_max_dep_weak): New function.
6499 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6500 (n_insns): Rename to rgn_n_insns.
6501 (debug_ebb_dependencies): New function.
6502 (init_ready_list): Use it.
6503 (begin_schedule_ready): Use sched_init_only_bb.
6504 (ebb_print_insn): Indicate when an insn starts a new cycle.
6505 (contributes_to_priority, compute_jump_reg_dependencies,
6506 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6507 (add_block1): Remove to ebb_add_block.
6508 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6509 (schedule_ebb): Initialize them. Use remove_notes instead of
6510 rm_other_notes. Use haifa_local_init/finish.
6511 (schedule_ebbs): Use haifa_sched_init/finish.
6512 * sched-int.h: Include vecprim.h, remove rtl.h.
6513 (struct ready_list): Delete declaration.
6514 (sched_verbose_param, enum sched_pass_id_t,
6515 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6516 (struct sched_scan_info_def): New structure.
6517 (sched_scan_info, sched_scan, sched_init_bbs,
6518 sched_init_luids, sched_finish_luids, sched_extend_target,
6519 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6520 (struct common_sched_info_def): New.
6521 (common_sched_info, haifa_common_sched_info,
6522 sched_emulate_haifa_p): Declare.
6524 (sched_luids): Declare.
6525 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6526 (sched_max_luid, insn_luid): Declare.
6527 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6528 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6529 print_insn, print_pattern, print_value, haifa_classify_insn,
6530 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6531 setup_sched_dump, sched_init, sched_finish,
6532 sel_insn_is_speculation_check): Export.
6533 (struct ready_list): Move from haifa-sched.c.
6534 (ready_try, ready, max_issue): Export.
6535 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6536 sched_init_only_bb, sched_split_block, sched_split_block_1,
6537 sched_create_empty_bb, sched_create_empty_bb_1,
6538 sched_create_recovery_block, sched_create_recovery_edges): Export.
6539 (enum reg_pending_barrier_mode): Export.
6540 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6542 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6543 print_insn field. Move add_block and fix_recovery_cfg to
6544 common_sched_info_def. Move compute_jump_reg_dependencies,
6546 (struct sched_deps_info_def): ... this new structure.
6547 (sched_deps_info): Declare.
6548 (struct spec_info_def): Remove weakness_cutoff, add
6549 data_weakness_cutoff and control_weakness_cutoff.
6550 (spec_info): Declare.
6551 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6553 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6554 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6555 (current_sched_info): Change type to struct haifa_sched_info.
6556 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6557 (h_d_i_d): New variable.
6558 (HDID): New accessor macro.
6559 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6560 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6562 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6563 (enum SCHED_FLAGS): Update for selective scheduler.
6564 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6565 (init_dependency_caches, free_dependency_caches): Delete declarations.
6566 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6567 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6568 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6569 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6570 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6572 (rm_other_notes): Delete declaration.
6573 (schedule_block): Remove one argument.
6574 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6575 ready_element, ready_lastpos, sched_extend_ready_list,
6576 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6577 concat_note_lists): Export.
6578 (struct region): Move from sched-rgn.h.
6579 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6580 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6581 BLOCK_TO_BB, CONTAINING_RGN): Export.
6582 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6583 (current_nr_blocks, current_blocks, target_bb): Likewise.
6584 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6585 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6586 sched_rgn_local_init, extend_regions,
6587 rgn_make_new_region_out_of_new_block, compute_priorities,
6588 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6589 extend_rgns, deps_join rgn_setup_common_sched_info,
6590 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6591 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6592 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6593 increase_insn_priority): Likewise.
6594 * sched-rgn.c: Include sel-sched.h.
6595 (ref_counts): New static variable. Use it ...
6596 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6597 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6598 (sched_is_disabled_for_current_region_p): Delete static declaration.
6599 (struct region): Move to sched-int.h.
6600 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6601 ebb_head): Define and initialize.
6602 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6603 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6604 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6606 (find_single_block_region): Add new argument to indicate that EBB
6607 regions should be constructed.
6608 (debug_live): Delete declaration.
6609 (current_nr_blocks, current_blocks, target_bb):
6610 Remove static qualifiers.
6611 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6613 (init_regions): Delete declaration.
6614 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6615 rgn_estimate_number_of_insns): New.
6616 (too_large): Use estimate_number_of_insns.
6617 (haifa_find_rgns): New. Move the code from ...
6618 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6619 (free_trg_info): New.
6620 (compute_trg_info): Allocate candidate tables here instead of ...
6621 (init_ready_list): ... here.
6622 (rgn_print_insn): Use const_rtx.
6623 (contributes_to_priority, extend_regions): Delete static declaration.
6624 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6625 (add_block1): Rename to rgn_add_block.
6626 (debug_rgn_dependencies): Delete static qualifier.
6627 (new_ready): Use sched_deps_info. Simplify.
6628 (rgn_common_sched_info, rgn_const_sched_deps_info,
6629 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6631 (region_sched_info): Rename to rgn_const_sched_info.
6632 (deps_join): New, extracted from ...
6633 (propagate_deps): ... here.
6634 (compute_block_dependences, debug_dependencies): Update for selective
6636 (free_rgn_deps, compute_priorities): New functions.
6637 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6638 sched_rgn_compute_dependencies): New functions.
6639 (schedule_region): Use them.
6640 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6641 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6643 (schedule_insns): Call new functions that were split out.
6644 (rgn_make_new_region_out_of_new_block): New.
6645 (get_rgn_sched_max_insns_priority): New.
6646 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6647 scheduling when appropriate.
6648 * sched-vis.c: Include insn-attr.h.
6649 (print_value, print_pattern): Make global.
6650 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6651 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6652 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6653 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6654 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6655 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6656 hooks. Initialize them to 0.
6657 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6658 * target.h (struct gcc_target): Add them. Rename gen_check field to
6660 * flags.h (sel_sched_switch_set): Declare.
6661 * opts.c (sel_sched_switch_set): New variable.
6662 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6663 pipelining is disabled from command line.
6664 (common_handle_option): Record whether selective scheduling is
6665 requested from command line.
6666 * doc/invoke.texi: Document new flags and parameters.
6667 * doc/tm.texi: Document new target hooks.
6668 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6670 (dfa_state_size): Do not declare locally.
6671 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6672 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6673 rs6000_alloc_sched_context, rs6000_set_sched_context,
6674 rs6000_free_sched_context): New functions.
6675 (struct _rs6000_sched_context): New.
6676 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6678 (rs6000_sched_finish): Do not run for selective scheduling.
6680 2008-08-31 Jan Hubicka <jh@suse.cz>
6682 * frv.c (frv_rtx_costs): Update forward declaration.
6683 * spu.c (spu_rtx_costs): Likewise.
6684 * pdp11.c: Include df.h
6685 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6686 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6687 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6688 * iq2000.c (iq2000_address_cost): Add speed argument.
6689 (iq2000_rtx_costs): Likewise.
6690 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6691 update call of mn10300_address_cost.
6692 * mcore.c: Include df.h
6693 (mcore_rtx_costs): Update prototype.
6694 * score3.c: Include df.h
6695 (score3_rtx_costs): Remove speed argument.
6696 * score7.c: Include df.h
6697 (score7_address_cost): Remove speed argument.
6698 * score-protos.h (score_address_cost): Update prototype.
6699 * score.c: Include df.h
6700 (score_rtx_costs): Update call of costs functions.
6701 * v850.c (v850_rtx_costs): Add bool argument.
6703 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6705 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6707 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6709 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6710 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6712 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6714 * mkmap-flat.awk: Add option pe_dll.
6715 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6716 * config/i386/t-cygwin (SHLIB_LC): Add.
6717 * config/i386/t-mingw32 (SHLIB_LC): Add.
6718 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6719 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6720 (LINK_SPEC): Support libgcc_s.
6721 (LIBGCC_SPEC): Support libgcc_s.
6722 (LIBGCC_SONAME): New.
6724 2008-08-31 Jan Hubicka <jh@suse.cz>
6726 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6727 mistakely had old version of patch.
6729 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6730 (ipcp_estimate_growth): New.
6731 (ipcp_insert_stage): Use ipcp_estimate_growth.
6732 * profile.c (branch_prob): When reading failed, do not consider
6735 2008-08-31 Jan Hubicka <jh@suse.cz>
6737 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6738 loop is optimized for speed.
6740 2008-08-31 Richard Guenther <rguenther@suse.de>
6743 * fold-const.c (fold_binary): Retain conversions in folding
6746 2008-08-31 Jan Hubicka <jh@suse.cz>
6748 * postreload-gcse.c (eliminate_partially_redundant_loads):
6749 Use optimize_bb_for_size_p.
6750 * predict.c (maybe_hot_frequency_p): Make inline.
6751 (maybe_hot_count_p): Break out from ...
6752 (maybe_hot_bb_p): ... this one.
6753 (maybe_hot_edge_p): Simplify.
6754 * basic-block.h (probably_cold_bb_p): Remove.
6756 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6759 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6761 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6762 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6763 Also split V4SFmode.
6764 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6767 2008-08-31 Jan Hubicka <jh@suse.cz>
6769 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6771 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6773 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6776 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6779 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6780 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6782 2008-08-31 Jan Hubicka <jh@suse.cz>
6784 * sparc.h (BRANCH_COST): Fix macro definition.
6785 * avr.c (avr_operand_rtx_cost): Add speed argument.
6786 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6788 2008-08-31 Richard Guenther <rguenther@suse.de>
6790 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6791 types instead of operands. Re-instantiate verifying of
6792 binary expression operands.
6794 2008-08-30 Jan Hubicka <jh@suse.cz>
6796 * fwprop.c (should_replace_address): Add speed attribute.
6797 (PR_OPTIMIZE_FOR_SPEED): New flag.
6798 (propagate_rtx_1): Use it.
6799 (propagate_rtx): Set it.
6800 (try_fwprop_subst): Update call of rtx_costs.
6801 (forward_propagate_and_simplify): LIkewise.
6802 * hooks.c (hook_int_rtx_bool_0): New
6803 (hook_bool_rtx_int_int_intp_false): Replace by ...
6804 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6805 * hooks.h (hook_int_rtx_bool_0): New
6806 (hook_bool_rtx_int_int_intp_false): Replace by ...
6807 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6808 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6809 (prepare_cmp_insn): UPdate call of rtx_cost.
6810 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6811 (reload_cse_simplify_operands): Update call of rtx_cost.
6812 (reload_cse_move2add): call of rtx_cost.
6813 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6814 * rtlanal.c (rtx_cost): Add speed argument.
6815 (address_cost): Add speed argument
6816 (default_address_cost): Likewise.
6817 (insn_rtx_cost): Likewise.
6818 * cfgloopanal.c (seq_cost): Add speed argument.
6819 (target_reg_cost, target_spill_cost): Turn to array.
6820 (init_set_costs): Update for speed.
6821 (estimate_reg_pressure_cost): Add speed argument.
6822 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6823 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6824 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6825 (seq_cost): Add speed argument.
6826 (computation_cost): Add speed arugment.
6827 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6828 (force_expr_to_var_cost): Update for profile info.
6829 (force_var_cost): Likewise.
6830 (split_address_cost): Likewise.
6831 (ptr_difference_cost): Likewise.
6832 (difference_cost): Likewise.
6833 (get_computation_cost_at): Likewise.
6834 (determine_iv_cost): Likewise.
6835 (ivopts_global_cost_for_size): Likewise.
6836 (rewrite_use_address): Likewise.
6837 (tree_ssa_iv_optimize_loop): Initialize speed field.
6838 * cse.c (optimize_this_for_speed_p): New static var.
6839 (notreg_cost): Update call of rtx_cost.
6840 (cse_extended_basic_block): set optimize_this_for_speed_p.
6841 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6842 (noce_try_cmove_arith): Likewise.
6843 (noce_try_sign_mask): LIkewise.
6844 * expr.c (compress_float_constant): Update rtx_cost calls.
6845 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6847 (addr_to_parts): Likewise.
6848 (create_mem_ref): Likewise.
6849 * dse.c (find_shift_sequence): Add speed argument.
6850 (replace_read): Update call.
6851 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6852 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6853 * neg_cost, shift_cost, shiftadd_cost,
6854 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6855 mul_highpart_cost): Increase dimension.
6856 (init_expmed): Initialize for both size and speed.
6857 (expand_shift): Use profile.
6858 (synth_mult): Use profile.
6859 (choose_mult_variant): Use profile.
6860 (expand_mult): Use profile.
6861 (expand_mult_highpart_optab): Use profile.
6862 (expand_mult_highpart): Use profile.
6863 (expand_smod_pow2): Use profile.
6864 (expand_divmod): Use profile.
6865 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6867 * loop-invariant.c (create_new_invariant): Use profile.
6868 (gain_for_invariant): Add speed parameter.
6869 (best_gain_for_invariant): Likewise.
6870 (find_invariants_to_move): Likewise.
6871 (move_single_loop_invariants): Set it.
6872 * target-def.h (TARGET_RTX_COSTS): Use hook.
6873 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6874 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6875 * output.h (default_address_cost): Update prototype.
6876 * combine.c (optimize_this_for_speed_p): New static var.
6877 (combine_validate_cost): Update call of rtx_cost.
6878 (combine_instructions): Set optimize_this_for_speed_p.
6879 (expand_compound_operation): Update call of rtx_cost.
6880 (make_extraction):Update call of rtx_cost.
6881 (force_to_mode):Update call of rtx_cost.
6882 (distribute_and_simplify_rtx):Update call of rtx_cost.
6883 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6884 (estimate_reg_pressure_cost): Update prototype.
6885 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6886 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6888 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6889 (alpha_rtx_costs): Update.
6890 * config/frv/frv.c (frv_rtx_costs): Update.
6891 * config/s390/s390.c (s390_rtx_costs): Update.
6892 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6893 (m32c_rtx_costs): Update.
6894 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6895 (spu_rtx_costs): Update.
6896 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6897 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6898 * config/i386/i386.c (:ix86_address_cost): Update.
6899 (ix86_rtx_costs): Update.
6900 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6901 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6902 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6903 * config/crx/crx.c (crx_address_cost): Update.
6904 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6905 * config/stormy16/stormy16.c
6906 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6907 * config/m68hc11/m68hc11.c
6908 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6909 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6910 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6912 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6914 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6915 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6916 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6917 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6918 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6919 (mcore_rtx_costs): update.
6920 * config/score/score3.c (score3_rtx_costs): Update.
6921 * config/score/score7.c (score7_rtx_costs): Update.
6922 * config/score/score3.h (score3_rtx_costs):Update.
6923 * config/score/score7.h (score7_rtx_costs): Update.
6924 * config/score/score.c (score_rtx_costs): Update.
6925 * config/arm/arm.c (arm_address_cost): Update.
6926 (arm_rtx_costs_1): Update.
6927 (arm_rtx_costs_1): Update.
6928 (arm_size_rtx_costs): Update.
6929 (arm_size_rtx_costs): Update.
6930 (arm_size_rtx_costs): Update.
6931 (arm_xscale_rtx_costs): Update.
6932 (arm_thumb_address_cost): Update.
6933 * config/pa/pa.c (hppa_address_cost): Update.
6934 * config/mips/mips.c (mips_rtx_costs): Update.
6935 * config/vax/vax.c (vax_address_cost): Update.
6936 * config/h8300/h8300.c (h8300_shift_costs): Update.
6937 (h8300_rtx_costs): Update.
6938 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6939 (v850_rtx_costs): Update.
6940 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6941 * config/bfin/bfin.c
6942 (bfin_address_cost): Update.
6943 (bfin_rtx_costs): Update.
6944 * stmt.c (lshift_cheap_p): Update.
6946 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6949 * expmed.c (extract_bit_field_1): Check the mode size to make
6950 sure the vector modes have the same size.
6952 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6954 * dojump.c (top level): Include basic-block.h to declare
6955 optimize_insn_for_speed_p
6957 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6959 * opts.h (CL_SAVE): New option class for marking options that are
6960 target specific options usable in the target attribute.
6961 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6963 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6964 can easily find the target specific options that are safe to use
6965 in the attribute or pragma.
6967 * attribs.c (decl_attributes): Change #pragma GCC option to
6968 #pragma GCC target, and attribute((option(...))) to
6969 attribute((target(...))).
6971 * doc/extend.texi (target attribute): Change from option
6972 attribute. Delete push/pop/reset.
6973 (#pragma GCC target): Change from #pragma GCC option. Delete
6975 (#pragma GCC push_options): Document new pragma.
6976 (#pragma GCC pop_options): Document new pragma.
6977 (#pragma GCC reset_options): Document new pragma.
6979 * targhooks.c (default_target_option_valid_attribute_p): Add
6980 warning about port not supporting target attributes.
6981 (default_target_option_pragma_parse): New function, warn about
6982 #pragma GCC target not being supported.
6984 * targhooks.h (default_target_option_pragma_parse): Add
6987 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6988 TI_CURRENT_OPTION_PRAGMA.
6989 (current_target_pragma): Rename from current_option_pragma.
6991 * target.h: (struct target_option): Delete booleans for changing
6992 the optimization level on hot/cold functions. Change signature of
6993 pragma_parse hook to take a second tree.
6995 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6997 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6998 that the declaration is done at global scope.
7000 * langhooks.c (add_builtin_function_common): Move most of the code
7001 from add_builtin_function here, calling the hook passed in.
7002 (add_builtin_function): Call add_builtin_function_common with
7003 standard builtin hook.
7004 (add_builtin_function_ext_scope): New function to add builtins to
7007 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7009 (add_builtin_function_ext_scope): Add declaration.
7011 * c-pragma.c (handle_pragma_target): Rename from
7012 handle_pragma_option, #pragma GCC option is now #pragma GCC
7013 target. Move warning about port not supporting target options to
7014 default pragma parse hook. Remove push/pop/reset from this
7016 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7017 (option_stack): Delete static variable.
7018 (optimize_stack): Ditto.
7019 (optons_stack): New stack of saved target and optimization
7021 (handle_pragma_push_options): New function to handle pushing both
7022 target and optimization options.
7023 (handle_pragma_pop_options): New function to handle popping both
7024 target and optimization options.
7025 (handle_pragma_reset_options): New function to handle resetting
7026 both target and optimization options to their initial state.
7027 (init_pragma): Rename handle_pragma_option to
7028 handle_pragma_target. Add support for push_options, pop_options,
7029 and reset_options pragmas.
7031 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7032 default_target_option_pragma_parse.
7033 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7034 default_target_option_valid_attribute_p.
7035 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7036 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7037 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7038 optimization level on hot/cold functions.
7040 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7041 if the caller and callee have different optimization levels.
7043 * c-common.c (handle_target_attribute): Rename from
7044 handle_option_attribute, attribute((option(...))) is now
7045 attribute((target(...))). Move warning if the port does not
7046 support target attributes to the default hook.
7047 (handle_hot_attribute): Delete code to change the optimization
7048 level of hot functions.
7049 (handle_cold_attribute): Ditto.
7051 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7052 argument that is the binary tree options to use if there are no
7053 arguments. Call ix86_valid_target_attribute_tree instead of
7054 ix86_valid_option_attribute_tree.
7055 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7056 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7057 ix86_pragma_option_parse.
7059 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7060 Rename from ix86_valid_option_attribute_tree.
7062 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7063 new builtins when the ISA changes.
7064 (ix86_valid_target_attribute_tree): Rename from
7065 ix86_valid_option_attribute_tree. Change callers. If the
7066 function specified optimization options, use those as the starting
7067 point before setting up the target attributes. If the
7068 optimization options were changed in the course of setting the
7069 target attributes, record the new optimization options.
7070 (ix86_valid_target_attribute_tree_inner_p): Rename from
7071 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7072 ix86_add_new_builtins if the ISA changed.
7073 (ix86_valid_target_attribute_p): Rename from
7074 ix86_valid_option_attribute_p. Change callers.
7075 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7076 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7077 as delayed builtin functions.
7078 (struct builtin_isa): New structure to record builtin functions
7079 that should be delayed until the ISA for that function is used.
7080 (ix86_builtins_isa): Change from int to struct to track builtin
7081 functions we want to declare at some point.
7082 (def_builtin): If the front end can delay defining the builtin
7083 functions, don't create builtins for ISAs not part of the default
7085 (def_builtin_const): Ditto.
7086 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7087 __builtin_ia32_pcmov_v2di to be different builtin functions.
7088 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7089 a structure instead of an int.
7090 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7091 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7092 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7093 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7095 * config/ia64/ia64.h
7096 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7097 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7099 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7100 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7101 (LANG_HOOKS_INITIALIZER): Add
7102 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7104 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7107 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7108 the reload address with the index register for SFmode
7109 access with a displacement.
7111 2008-08-30 Jan Hubicka <jh@suse.cz>
7113 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7114 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7115 * dojump.c (do_jump): Likewise.
7116 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7117 (note-if_info): Add BRANCH_COST.
7118 (noce_try_store_flag_constants, noce_try_addcc,
7119 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7120 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7121 find_if_case_2): Use computed branch cost.
7122 * expr.h (BRANCH_COST): Update default.
7123 * predict.c (predictable_edge_p): New function.
7124 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7125 Update BRANCH_COST call.
7126 * basic-block.h (predictable_edge_p): Declare.
7127 * config/alpha/alpha.h (BRANCH_COST): Update.
7128 * config/frv/frv.h (BRANCH_COST): Update.
7129 * config/s390/s390.h (BRANCH_COST): Update.
7130 * config/spu/spu.h (BRANCH_COST): Update.
7131 * config/sparc/sparc.h (BRANCH_COST): Update.
7132 * config/m32r/m32r.h (BRANCH_COST): Update.
7133 * config/i386/i386.h (BRANCH_COST): Update.
7134 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7136 * config/sh/sh.h (BRANCH_COST): Update.
7137 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7138 * config/avr/avr.h (BRANCH_COST): Update.
7139 * config/crx/crx.h (BRANCH_COST): Update.
7140 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7141 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7142 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7143 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7144 * config/ia64/ia64.h (BRANCH_COST): Update.
7145 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7146 * config/arc/arc.h (BRANCH_COST): Update.
7147 * config/score/score.h (BRANCH_COST): Update.
7148 * config/arm/arm.h (BRANCH_COST): Update.
7149 * config/pa/pa.h (BRANCH_COST): Update.
7150 * config/mips/mips.h (BRANCH_COST): Update.
7151 * config/vax/vax.h (BRANCH_COST): Update.
7152 * config/h8300/h8300.h (BRANCH_COST): Update.
7153 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7154 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7155 * doc/tm.texi (BRANCH_COST): Update.
7157 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7160 * config/arm/arm.c (arm_optimization_options): Set
7161 flag_section_anchors to 2 instead of 1 to distinguish it from
7162 -fsection-anchors given explicitely on the command line.
7164 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7166 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7167 final insn of a split.
7169 2008-08-30 Jan Hubicka <jh@suse.cz>
7171 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7172 optimized for speed.
7173 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7174 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7175 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7176 flag_gcse_after_reload_set): New static vars.
7177 (common_handle_option): Enable those flags for profile-use.
7178 (decode_options): Remove optimize_size flags that are handled
7179 on higher granuality.
7180 * tree-vectorizer.c (vectorize_loops): Use
7181 optimize_loop_nest_for_speed_p.
7182 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7183 * tree-predcom.c (tree_predictive_commoning): Use
7184 optimize_loop_for_speed_p.
7185 * varasm.c (assemble_start_function): Use
7186 optimize_function_for_speed_p.
7187 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7188 * predict.c (optimize_loop_for_speed_p): Fix walk.
7190 2008-08-30 Jan Hubicka <jh@suse.cz>
7192 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7194 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7195 profile presence locally.
7197 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7200 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7201 versions before 4.0.
7203 2008-08-29 Jan Hubicka <jh@suse.cz>
7205 * tree-inline.c (insert_init_stmt): Insert sequence even when
7208 2008-08-29 Jeff Law <law@redhat.com>
7210 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7211 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7212 location and class is an FP register.
7214 2008-08-29 Jan Hubicka <jh@suse.cz>
7216 * see.c (see_merge_one_def_extension): Silence used uninitialized
7218 * matrix-reorg.c (check_allocation_function): Likewise.
7219 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7221 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7224 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7225 compute new & and | in type rather than TREE_TYPE (arg0).
7227 * dwarf2out.c (fortran_common): Update comment.
7228 (gen_variable_die): Swap com_die and var_die variables in Fortran
7229 COMMON block handling code.
7231 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7233 * dwarf2out.c (gen_const_die): New function.
7234 (size_of_die, value_format, output_die): Output larger
7235 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7236 (native_encode_initializer): New function.
7237 (tree_add_const_value_attribute): Call it.
7238 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7240 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7241 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7242 TREE_THIS_VOLATILE to add_type_attribute.
7244 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7246 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7249 * dwarf2out.c (loc_by_reference): New function.
7250 (add_location_or_const_value_attribute): Use it.
7253 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7254 as DW_TAG_variable children of DW_TAG_common_block rather than
7255 DW_TAG_member children. Put DW_AT_external to individual
7256 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7258 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7259 loc_descriptor_from_tree_1.
7263 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7264 arguments to imported_module_or_decl.
7265 (debug_nothing_tree_tree): Removed.
7266 (debug_nothing_tree_tree_tree_bool): New prototype.
7267 * debug.c (do_nothing_debug_hooks): Adjust.
7268 (debug_nothing_tree_tree): Removed.
7269 (debug_nothing_tree_tree_tree_bool): New function.
7270 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7271 (gen_variable_die): Put all common vars for the
7272 same COMMON block under one DW_TAG_common_block.
7273 (declare_in_namespace): Return new context_die, for Fortran
7274 return the module DIE instead of adding extra declarations into
7276 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7277 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7278 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7280 (dwarf2out_global_decl): Don't skip Fortran global vars.
7281 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7282 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7283 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7284 DW_TAG_imported_declaration as child of previous
7285 DW_TAG_imported_module.
7286 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7287 * sdbout.c (sdb_debug_hooks): Likewise.
7288 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7290 2008-08-29 Jan Hubicka <jh@suse.cz>
7292 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7294 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7295 * ipa-cp.c (n_cloning_candidates): New static variable.
7296 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7297 (ipcp_print_all_lattices): Improve debug output.
7298 (ipcp_cloning_candidate_p): New function.
7299 (ipcp_initialize_node_lattices): Use it.
7300 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7301 (ipcp_propagate_stage): Prettier debug output.
7302 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7303 (ipcp_print_all_structures): Remove.
7304 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7305 (ipcp_insert_stage): Prettier debug output; call
7306 cgraph_remove_unreachable_nodes before propagating.
7307 (pass_ipa_cp): Schedule function removal pass.
7308 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7310 (cgraph_maybe_hot_edge_p): Move to ...
7311 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7312 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7313 (common_handle_option): Set them; enable ipa-cp when profiling.
7314 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7315 (ipa_print_all_jump_functions): Likewise.
7316 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7317 (ipa_print_node_params, ipa_print_all_params): New.
7318 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7319 ipa_print_all_param_flags): Remove.
7320 (ipa_print_node_params, ipa_print_all_params): New.
7322 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7324 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7325 change from 2008-04-03.
7326 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7328 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7331 * ira-color.c (push_allocnos_to_stack): Truncate
7332 removed_splay_allocno_vec.
7334 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7337 * ira-color (ira_fast_allocation): Don't assign hard registers to
7340 2008-08-29 Jan Hubicka <jh@suse.cz>
7343 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7344 for cold internal loops.
7346 2008-08-29 Richard Guenther <rguenther@suse.de>
7348 * tree-ssa-structalias.c (create_variable_info_for): Do not
7349 create fields for heap vars or vars with a noalias state.
7350 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7353 2008-08-29 Richard Guenther <rguenther@suse.de>
7355 * common.opt (ftree-store-ccp): Mark as preserved for
7356 backward compatibility.
7357 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7358 * tree-pass.h (pass_store_ccp): Remove.
7359 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7360 (first_vdef): Remove declaration.
7361 (get_value_loaded_by): Likewise.
7362 * tree-ssa-ccp.c (do_store_ccp): Remove.
7363 (get_default_value): Simplify as do_store_ccp is always false
7364 now. Do not initialize mem_ref.
7365 (set_value_varying): Likewise.
7366 (canonicalize_float_value): Likewise.
7367 (set_lattice_value): Likewise.
7368 (likely_value): Likewise.
7369 (surely_varying_stmt_p): Likewise.
7370 (ccp_initialize): Likewise.
7371 (ccp_lattice_meet): Likewise.
7372 (ccp_visit_phi_node): Likewise.
7373 (ccp_fold): Likewise.
7374 (evaluate_stmt): Likewise.
7375 (visit_assignment): Likewise.
7376 (ccp_visit_stmt): Likewise.
7377 (execute_ssa_ccp): Fold into ...
7378 (do_ssa_ccp): ... this.
7379 (do_ssa_store_ccp): Remove.
7380 (gate_store_ccp): Likewise.
7381 (pass_store_ccp): Likewise.
7382 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7384 * tree-ssa-propagate.c (first_vdef): Remove.
7385 (get_value_loaded_by): Likewise.
7386 (replace_vuses_in): Likewise.
7387 (substitute_and_fold): Do not call replace_vuses_in.
7388 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7390 2008-08-29 Richard Guenther <rguenther@suse.de>
7393 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7394 PARAM_NOALIAS tags with is_heapvar.
7395 * tree-ssa-operands.c (access_can_touch_variable): Offset
7396 based tests do not apply for heapvars. Fix offset test.
7398 2008-08-29 Jan Hubicka <jh@suse.cz>
7400 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7401 (-fipa-cp-clone): Enabled by default at -O3.
7402 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7403 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7405 2008-08-29 Jan Hubicka <jh@suse.cz>
7407 * tree.c (build_function_type_skip_args,
7408 build_function_decl_skip_args): New functions.
7409 * tree.h (build_function_type_skip_args,
7410 build_function_decl_skip_args): Declare.
7411 * gimple.c (giple_copy_call_skip_args): New function.
7412 (giple_copy_call_skip_args): Declare.
7414 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7415 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7416 (ipcp_node_modifiable_p): ... this one; use
7417 tree_versionable_function_p.
7418 (ipcp_create_replace_map): Improve debug output.
7419 (ipcp_need_redirect_p): Return false when not clonning.
7420 (ipcp_update_callgraph): Skip args.
7421 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7423 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7424 (save_inline_function_body): Update call of tree_function_versioning.
7425 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7426 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7428 (tree_function_versioning): Likewise.
7429 * tree-inline.h (tree_function_versioning): Update prototype.
7431 2008-08-29 Jan Hubicka <jh@suse.cz>
7433 * loop-unswitch.c (unswitch_single_loop): Use
7434 optimize_loop_for_speed_p.
7435 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7436 Use optimize_function_for_size_p.
7437 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7438 * postreload-gcse.c (eliminate_partially_redundant_load):
7439 Use optimize_bb_for_size_p.
7440 * value-prof.c (gimple_divmod_fixed_value_transform,
7441 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7442 gimple_stringops_transform): Use optimize_bb_for_size_p.
7443 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7444 * final.c (compute_alignments): Use optimize_function_for_size_p.
7445 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7446 (fold_builtin_strcpy, fold_builtin_fputs): Use
7447 optimize_function_for_size_p.
7448 * fold-const.c (tree_swap_operands_p): Use
7449 optimize_function_for_size_p.
7450 * recog.c (relax_delay_slots): Likewise.
7451 * tree-ssa-math-opts.c (replace_reciprocal):
7452 Use optimize_bb_for_speed_p.
7453 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7454 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7455 optimize_function_for_size_p.
7456 (cgraph_decide_inlining_of_small_function): Use
7457 optimize_function_for_size_p.
7458 * global.c (find_reg): Use optimize_function_for_size_p.
7459 * opts.c (decode_options): Do not clear flag_tree_ch,
7460 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7461 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7462 work it out from profile.
7463 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7464 optimize_loop_for_speed_p.
7465 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7467 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7468 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7469 * tree-eh.c (decide_copy_try_finally): Use
7470 optimize_function_for_size_p.
7471 * local-alloc.c (block_alloc): Pass BB pointer.
7472 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7473 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7474 * loop-unroll.c (decide_unrolling_and_peeling):
7475 Use optimize_loop_for_size_p.
7476 (decide_peel_completely): Likewise.
7477 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7478 optimize_loop_for_size_p.
7479 (vect_enhance_data_refs_alignment): Likewise.
7480 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7481 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7483 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7484 (try_crossjump_bb): Use optimize_bb_for_size_p.
7485 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7486 optimize_loop_for_speed_p.
7487 * bb-reorder.c (find_traces_1_round): Likewise.
7488 (copy_bb): Use optimize_bb_for_speed_p.
7489 (duplicate_computed_gotos): Likewise.
7490 * basic-block.h (optimize_loop_nest_for_size_p,
7491 optimize_loop_nest_for_speed_p): New.
7492 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7494 2008-08-29 Tristan Gingold <gingold@adacore.com>
7496 * gcov.c (main): Call expandargv.
7498 2008-08-29 Jan Hubicka <jh@suse.cz>
7500 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7502 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7504 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7505 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7507 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7509 2008-08-29 Jan Hubicka <jh@suse.cz>
7511 * tree-pass.h (pass_strip_predict_hints): Declare.
7512 * predict.c (strip_builtin_expect): Rename to ...
7513 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7514 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7515 (tree_estimate_probability): Do not strip builtin_expect.
7516 (pass_strip_predict_hints): New pass.
7517 * tree-inline.c (expand_call_inline): When inlining cold function,
7518 predict it as unlikely.
7519 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7521 2008-08-29 Richard Guenther <rguenther@suse.de>
7523 PR tree-optimization/37207
7524 * tree-vrp.c (extract_range_from_binary_expr): Also try
7525 to constant fold if only one of the operands is a constant.
7527 2008-08-29 Nick Clifton <nickc@redhat.com>
7529 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7530 the same way as SYMBOL_REFs.
7532 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7534 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7536 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7538 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7539 * config/mips/mips.md (branch_likely): Remove const. Fix
7541 (define_delay for type "branch"): Change to only apply for branch
7542 with likely variant.
7543 (define_delay for type "branch" and "branch_likely" no). New delay
7545 (equality_op): New code iterator.
7546 (bbv, bbinv): New code attributes.
7547 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7550 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7551 Andrew Pinski <pinskia@gcc.gnu.org>
7554 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7556 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7558 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7559 rule that a symbolic constant must be defined and >= 0 for the
7560 corresponding facility to be present at compile-time.
7561 * gthr-posix.c: Likewise.
7563 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7565 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7566 * config/mips/mips.md (D): New mode attribute.
7567 (mulsi3, muldi3): Merge it into ...
7568 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7569 (muldi3_mul3): New pattern.
7570 (mulsi3_mult3): Rename to mulsi3_mul3.
7572 2008-08-28 Jan Hubicka <jh@suse.cz>
7574 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7576 * predict.c (always_optimize_for_size_p): Rename to ...
7577 (optimize_function_for_size): ... this one; make extern.
7578 (optimize_function_for_speed_p): New.
7579 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7580 optimize_edge_for_size_p,optimize_edge_for_size_p,
7581 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7582 * basic-block.h (optimize_function_for_size_p,
7583 optimize_function_for_speed_p): Declare.
7584 * i386.md (optimize_size checks): Replace them by appropriate
7586 (standard_80387_constant_p, ix86_compute_frame_layout,
7587 ix86_expand_epilogue, ix86_decompose_address,
7588 print_operand, emit_i387_cw_initialization,
7589 inline_memory_move_cost, ix86_pad_returns,
7590 ix86_reorg): Replace optimize_size checks.
7592 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7594 * rtl.h (simplify_subreg_regno): Declare.
7595 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7596 * simplify-rtx.c (simplify_subreg): ...here.
7597 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7598 subreg_offset_representable_p.
7600 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7603 * c-typeck.c (convert_for_assignment): Give a note describing what
7604 was passed and what was expected.
7606 2008-08-28 Joey Ye <joey.ye@intel.com>
7608 * doc/extend.texi: Document AVX built-in functions.
7609 * doc/invoke.texi: Document -mavx.
7611 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7612 Joey Ye <joey.ye@intel.com>
7613 Xuepeng Guo <xuepeng.guo@intel.com>
7615 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7617 * config/i386/cpuid.h (bit_FMA): New.
7618 (bit_XSAVE): Likewise.
7619 (bit_OSXSAVE): Likewise.
7620 (bit_AVX): Likewise.
7622 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7623 define. Use ASM_OUTPUT_AVX_PREFIX.
7625 * config/i386/gmmintrin.h: New.
7627 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7628 (OPTION_MASK_ISA_AVX_SET): New.
7629 (OPTION_MASK_ISA_FMA_SET): Likewise.
7630 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7631 (OPTION_MASK_ISA_FMA_SET): Likewise.
7632 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7633 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7634 (pta_flags): Add PTA_AVX and PTA_FMA.
7635 (override_options): Handle PTA_AVX and PTA_FMA.
7636 (init_cumulative_args): Handle warn_avx.
7637 (classify_argument): Return 0 for COImode and OImode. Return
7638 1 and X86_64_AVX_CLASS for 256bit vector types.
7639 (examine_argument): Handle X86_64_AVX_CLASS.
7640 (construct_container): Likewise.
7641 (function_arg_advance_32): Pass OImode and 256bit vector types
7643 (function_arg_advance_64): Take a new argument to indicate if a
7644 parameter is named. Handle 256bit vector types. Return
7645 immediately for unnamed 256bit vector mode parameters.
7646 (function_arg_advance): Updated.
7647 (function_arg_32): Add comments for TImode. Handle OImode
7648 and 256bit vector types.
7649 (function_arg_64): Take a new argument to indicate if a
7650 parameter is named. Handle 256bit vector types. Return NULL
7651 for unnamed 256bit vector mode parameters.
7652 (function_arg): Updated.
7653 (setup_incoming_varargs_64): Support
7654 AVX encoding for *sse_prologue_save_insn.
7655 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7656 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7657 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7658 enabled, otherwise return -3.
7659 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7661 (print_reg): Support AVX registers. Handle 'x' and 't'.
7662 Handle 'd' to duplicate the operand.
7663 (print_operand): Likewise. Also support AVX vector compare
7665 (output_387_binary_op): Support AVX.
7666 (output_fp_compare): Likewise.
7667 (ix86_expand_vector_move_misalign): Likewise.
7668 (ix86_attr_length_vex_default): New.
7669 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7670 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7671 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7672 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7673 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7674 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7675 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7676 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7677 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7678 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7679 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7680 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7681 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7682 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7683 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7684 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7685 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7686 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7687 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7688 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7689 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7690 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7691 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7692 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7693 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7694 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7695 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7696 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7697 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7698 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7699 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7700 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7701 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7702 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7703 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7704 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7705 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7706 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7707 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7708 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7709 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7710 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7711 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7712 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7713 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7714 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7715 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7716 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7717 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7718 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7719 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7720 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7721 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7722 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7723 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7724 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7725 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7726 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7727 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7728 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7729 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7730 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7731 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7732 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7733 and IX86_BUILTIN_MOVMSKPS256,
7734 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7735 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7736 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7737 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7738 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7739 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7740 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7741 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7742 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7743 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7744 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7745 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7746 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7747 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7748 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7749 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7750 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7751 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7752 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7753 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7754 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7755 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7756 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7757 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7758 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7759 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7760 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7761 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7762 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7763 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7764 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7765 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7766 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7767 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7768 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7769 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7770 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7771 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7772 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7773 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7774 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7775 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7776 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7777 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7778 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7779 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7780 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7781 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7782 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7783 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7784 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7785 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7786 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7787 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7788 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7789 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7790 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7791 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7793 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7794 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7795 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7796 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7797 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7798 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7799 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7800 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7801 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7802 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7803 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7804 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7805 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7806 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7807 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7808 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7809 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7810 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7811 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7812 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7813 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7814 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7815 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7816 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7817 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7818 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7819 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7820 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7821 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7822 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7823 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7824 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7825 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7826 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7827 IX86_BUILTIN_MOVMSKPS256.
7828 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7829 (ix86_expand_args_builtin): Likewise.
7830 (ix86_expand_special_args_builtin): Likewise.
7831 (ix86_hard_regno_mode_ok): Handle AVX modes.
7832 (ix86_expand_vector_init_duplicate): Likewise.
7833 (ix86_expand_vector_init_one_nonzero): Likewise.
7834 (ix86_expand_vector_init_one_var): Likewise.
7835 (ix86_expand_vector_init_concat): Likewise.
7836 (ix86_expand_vector_init_general): Likewise.
7837 (ix86_expand_vector_set): Likewise.
7838 (ix86_vector_mode_supported_p): Likewise.
7839 (x86_extended_reg_mentioned_p): Check INSN_P before using
7842 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7843 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7845 * config/i386/i386.h (TARGET_AVX): New.
7846 (TARGET_FMA): Likewise.
7847 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7848 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7849 (VALID_AVX256_REG_MODE): New.
7850 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7851 (AVX_FLOAT_MODE_P): Likewise.
7852 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7853 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7854 (AVX_VEC_FLOAT_MODE_P): Likewise.
7855 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7856 (ASM_OUTPUT_OPCODE): Likewise.
7857 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7859 (SSE_REG_MODE_P): Allow 256bit vector modes.
7860 (ix86_args): Add a warn_avx field.
7862 * config/i386/i386.md (UNSPEC_PCMP): New.
7863 (UNSPEC_VPERMIL): Likewise.
7864 (UNSPEC_VPERMIL2): Likewise.
7865 (UNSPEC_VPERMIL2F128): Likewise.
7866 (UNSPEC_MASKLOAD): Likewise.
7867 (UNSPEC_MASKSTORE): Likewise.
7868 (UNSPEC_CAST): Likewise.
7869 (UNSPEC_VTESTP): Likewise.
7870 (UNSPECV_VZEROALL): Likewise.
7871 (UNSPECV_VZEROUPPER): Likewise.
7872 (XMM0_REG): Likewise.
7873 (XMM1_REG): Likewise.
7874 (XMM2_REG): Likewise.
7875 (XMM3_REG): Likewise.
7876 (XMM4_REG): Likewise.
7877 (XMM5_REG): Likewise.
7878 (XMM6_REG): Likewise.
7879 (XMM8_REG): Likewise.
7880 (XMM9_REG): Likewise.
7881 (XMM10_REG): Likewise.
7882 (XMM11_REG): Likewise.
7883 (XMM12_REG): Likewise.
7884 (XMM13_REG): Likewise.
7885 (XMM14_REG): Likewise.
7886 (XMM15_REG): Likewise.
7888 (prefix_vex_imm8): Likewise.
7889 (prefix_vex_w): Likewise.
7890 (length_vex): Likewise.
7893 (*avx_ashlti3): Likewise.
7894 (*avx_lshrti3): Likewise.
7895 (*avx_setcc<mode>): Likewise.
7896 (*fop_<mode>_comm_mixed_avx): Likewise.
7897 (*fop_<mode>_comm_avx): Likewise.
7898 (*fop_<mode>_1_mixed_avx): Likewise.
7899 (*fop_<mode>_1_avx): Likewise.
7900 (*avx_<code><mode>3): Likewise.
7901 (*avx_ieee_smin<mode>3): Likewise.
7902 (*avx_ieee_smax<mode>3): Likewise.
7903 (mode): Add OI, V8SF and V4DF.
7904 (length): Support VEX prefix.
7905 (*cmpfp_i_mixed): Set prefix attribute.
7906 (*cmpfp_i_sse): Likewise.
7907 (*cmpfp_iu_mixed): Likewise.
7908 (*cmpfp_iu_sse): Likewise.
7909 (*movsi_1): Support AVX.
7910 (*movdi_2): Likewise.
7911 (*movdi_1_rex64): Likewise.
7912 (*movti_internal): Likewise.
7913 (*movti_rex64): Likewise.
7914 (*movsf_1): Likewise.
7915 (*movdf_nointeger): Likewise.
7916 (*movdf_integer_rex64): Likewise.
7917 (*movtf_internal): Likewise.
7918 (zero_extendsidi2_32): Likewise.
7919 (zero_extendsidi2_rex64): Likewise.
7920 (*extendsfdf2_mixed): Likewise.
7921 (*extendsfdf2_sse): Likewise.
7922 (*truncdfsf_fast_mixed): Likewise.
7923 (*truncdfsf_fast_sse): Likewise.
7924 (*truncdfsf_mixed): Likewise.
7925 (fix_trunc<mode>di_sse): Likewise.
7926 (fix_trunc<mode>si_sse): Likewise.
7927 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7928 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7929 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7930 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7931 (*rcpsf2_sse): Likewise.
7932 (*rsqrtsf2_sse): Likewise.
7933 (*sqrt<mode>2_sse): Likewise.
7934 (sse4_1_round<mode>2): Likewise.
7935 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7936 Support AVX. Set length attribute properly for AVX.
7938 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7939 (VECTOR_MODES (FLOAT, 32)): Likewise.
7940 (VECTOR_MODE (INT, DI, 8)): Likewise.
7941 (VECTOR_MODE (INT, HI, 32)): Likewise.
7942 (VECTOR_MODE (INT, QI, 64)): Likewise.
7943 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7944 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7945 (VECTOR_MODE (INT, DI, 4)): Removed.
7946 (VECTOR_MODE (INT, SI, 8)): Likewise.
7947 (VECTOR_MODE (INT, HI, 16)): Likewise.
7948 (VECTOR_MODE (INT, QI, 32)): Likewise.
7949 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7950 (INT_MODE (OI, 32)): Likewise.
7952 * config/i386/i386.opt (mavx): New.
7955 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7957 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7958 (*mov<mode>_internal_avx): New.
7959 (*movv2sf_internal_rex64_avx): Likewise.
7960 (*movv2sf_internal_avx): Likewise.
7962 * config/i386/predicates.md (const_4_to_5_operand): New.
7963 (const_6_to_7_operand): Likewise.
7964 (const_8_to_11_operand): Likewise.
7965 (const_12_to_15_operand): Likewise.
7966 (avx_comparison_float_operator): Likewise.
7968 * config/i386/sse.md (AVX256MODEI): New.
7969 (AVX256MODE): Likewise.
7970 (AVXMODEQI): Likewise.
7971 (AVXMODE): Likewise.
7972 (AVX256MODEF2P): Likewise.
7973 (AVX256MODE2P): Likewise.
7974 (AVX256MODE4P): Likewise.
7975 (AVX256MODE8P): Likewise.
7976 (AVXMODEF2P): Likewise.
7977 (AVXMODEF4P): Likewise.
7978 (AVXMODEDCVTDQ2PS): Likewise.
7979 (AVXMODEDCVTPS2DQ): Likewise.
7980 (avxvecmode): Likewise.
7981 (avxvecpsmode): Likewise.
7982 (avxhalfvecmode): Likewise.
7983 (avxscalarmode): Likewise.
7984 (avxcvtvecmode): Likewise.
7985 (avxpermvecmode): Likewise.
7986 (avxmodesuffixf2c): Likewise.
7987 (avxmodesuffixp): Likewise.
7988 (avxmodesuffixs): Likewise.
7989 (avxmodesuffix): Likewise.
7990 (vpermilbits): Likewise.
7991 (pinsrbits): Likewise.
7992 (mov<mode>): Likewise.
7993 (*mov<mode>_internal): Likewise.
7994 (push<mode>1): Likewise.
7995 (movmisalign<mode>): Likewise.
7996 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7997 (avx_movdqu<avxmodesuffix>): Likewise.
7998 (avx_lddqu<avxmodesuffix>): Likewise.
7999 (<plusminus_insn><mode>3): Likewise.
8000 (*avx_<plusminus_insn><mode>3): Likewise.
8001 (*avx_vm<plusminus_insn><mode>3): Likewise.
8002 (mul<mode>3): Likewise.
8003 (*avx_mul<mode>3): Likewise.
8004 (*avx_vmmul<mode>3): Likewise.
8005 (divv8sf3): Likewise.
8006 (divv4df3): Likewise.
8007 (avx_div<mode>3): Likewise.
8008 (*avx_div<mode>3): Likewise.
8009 (*avx_vmdiv<mode>3): Likewise.
8010 (avx_rcpv8sf2): Likewise.
8011 (*avx_vmrcpv4sf2): Likewise.
8012 (sqrtv8sf2): Likewise.
8013 (avx_sqrtv8sf2): Likewise.
8014 (*avx_vmsqrt<mode>2): Likewise.
8015 (rsqrtv8sf2): Likewise.
8016 (avx_rsqrtv8sf2): Likewise.
8017 (*avx_vmrsqrtv4sf2): Likewise.
8018 (<code><mode>3): Likewise.
8019 (*avx_<code><mode>3_finite): Likewise.
8020 (*avx_<code><mode>3): Likewise.
8021 (*avx_vm<code><mode>3): Likewise.
8022 (*avx_ieee_smin<mode>3): Likewise.
8023 (*avx_ieee_smax<mode>3): Likewise.
8024 (avx_addsubv8sf3): Likewise.
8025 (avx_addsubv4df3): Likewise.
8026 (*avx_addsubv4sf3): Likewise.
8027 (*avx_addsubv2df3): Likewise.
8028 (avx_h<plusminus_insn>v4df3): Likewise.
8029 (avx_h<plusminus_insn>v8sf3): Likewise.
8030 (*avx_h<plusminus_insn>v4sf3): Likewise.
8031 (*avx_h<plusminus_insn>v2df3): Likewise.
8032 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8033 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8034 (*avx_maskcmp<mode>3): Likewise.
8035 (avx_nand<mode>3): Likewise.
8036 (*avx_<code><mode>3): Likewise.
8037 (*avx_nand<mode>3): Likewise.
8038 (*avx_<code><mode>3): Likewise.
8039 (*avx_cvtsi2ss): Likewise.
8040 (*avx_cvtsi2ssq): Likewise.
8041 (*avx_cvtsi2sd): Likewise.
8042 (*avx_cvtsi2sdq): Likewise.
8043 (*avx_cvtsd2ss): Likewise.
8044 (avx_cvtss2sd): Likewise.
8045 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8046 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8047 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8048 (*avx_cvtsi2sd): Likewise.
8049 (*avx_cvtsi2sdq): Likewise.
8050 (avx_cvtdq2pd256): Likewise.
8051 (avx_cvtpd2dq256): Likewise.
8052 (avx_cvttpd2dq256): Likewise.
8053 (*avx_cvtsd2ss): Likewise.
8054 (*avx_cvtss2sd): Likewise.
8055 (avx_cvtpd2ps256): Likewise.
8056 (avx_cvtps2pd256): Likewise.
8057 (*avx_movhlps): Likewise.
8058 (*avx_movlhps): Likewise.
8059 (avx_unpckhps256): Likewise.
8060 (*avx_unpckhps): Likewise.
8061 (avx_unpcklps256): Likewise.
8062 (*avx_unpcklps): Likewise.
8063 (avx_movshdup256): Likewise.
8064 (avx_movsldup256): Likewise.
8065 (avx_shufps256): Likewise.
8066 (avx_shufps256_1): Likewise.
8067 (*avx_shufps_<mode>): Likewise.
8068 (*avx_loadhps): Likewise.
8069 (*avx_storelps): Likewise.
8070 (*avx_loadlps): Likewise.
8071 (*avx_movss): Likewise.
8072 (*vec_dupv4sf_avx): Likewise.
8073 (*vec_concatv2sf_avx): Likewise.
8074 (*vec_concatv4sf_avx): Likewise.
8075 (*vec_setv4sf_0_avx): Likewise.
8076 (*vec_setv4sf_avx): Likewise.
8077 (*avx_insertps): Likewise.
8078 (avx_vextractf128<mode>): Likewise.
8079 (vec_extract_lo_<mode>): Likewise.
8080 (vec_extract_hi_<mode>): Likewise.
8081 (vec_extract_lo_<mode>): Likewise.
8082 (vec_extract_hi_<mode>): Likewise.
8083 (vec_extract_lo_v16hi): Likewise.
8084 (vec_extract_hi_v16hi): Likewise.
8085 (vec_extract_lo_v32qi): Likewise.
8086 (vec_extract_hi_v32qi): Likewise.
8087 (avx_unpckhpd256): Likewise.
8088 (*avx_unpckhpd): Likewise.
8089 (avx_movddup256): Likewise.
8090 (*avx_movddup): Likewise.
8091 (avx_unpcklpd256): Likewise.
8092 (*avx_unpcklpd): Likewise.
8093 (avx_shufpd256): Likewise.
8094 (avx_shufpd256_1): Likewise.
8095 (*avx_punpckhqdq): Likewise.
8096 (*avx_punpcklqdq): Likewise.
8097 (*avx_shufpd_<mode>): Likewise.
8098 (*avx_storehpd): Likewise.
8099 (*avx_loadhpd): Likewise.
8100 (*avx_loadlpd): Likewise.
8101 (*avx_movsd): Likewise.
8102 (*vec_concatv2df_avx): Likewise.
8103 (*avx_<plusminus_insn><mode>3): Likewise.
8104 (*avx_<plusminus_insn><mode>3): Likewise.
8105 (*avx_mulv8hi3): Likewise.
8106 (*avxv8hi3_highpart): Likewise.
8107 (*avx_umulv8hi3_highpart): Likewise.
8108 (*avx_umulv2siv2di3): Likewise.
8109 (*avx_mulv2siv2di3): Likewise.
8110 (*avx_pmaddwd): Likewise.
8111 (*avx_mulv4si3): Likewise.
8112 (*avx_ashr<mode>3): Likewise.
8113 (*avx_lshr<mode>3): Likewise.
8114 (*avx_ashl<mode>3): Likewise.
8115 (*avx_<code><mode>3): Likewise.
8116 (*avx_eq<mode>3): Likewise.
8117 (*avx_gt<mode>3): Likewise.
8118 (*avx_nand<mode>3): Likewise.
8119 (*avx_nand<mode>3): Likewise.
8120 (*avx_<code><mode>3): Likewise.
8121 (*avx_<code><mode>3): Likewise.
8122 (*avx_packsswb): Likewise.
8123 (*avx_packssdw): Likewise.
8124 (*avx_packuswb): Likewise.
8125 (*avx_punpckhbw): Likewise.
8126 (*avx_punpcklbw): Likewise.
8127 (*avx_punpckhwd): Likewise.
8128 (*avx_punpcklwd): Likewise.
8129 (*avx_punpckhdq): Likewise.
8130 (*avx_punpckldq): Likewise.
8131 (*avx_pinsr<avxmodesuffixs>): Likewise.
8132 (*avx_pinsrq): Likewise.
8133 (*avx_loadld): Likewise.
8134 (*vec_extractv2di_1_rex64_avx): Likewise.
8135 (*vec_extractv2di_1_avx): Likewise.
8136 (*vec_dupv2di_avx): Likewise.
8137 (*vec_concatv2si_avx): Likewise.
8138 (*vec_concatv4si_1_avx): Likewise.
8139 (*vec_concatv2di_avx): Likewise.
8140 (*vec_concatv2di_rex64_avx): Likewise.
8141 (*avx_uavgv16qi3): Likewise.
8142 (*avx_uavgv8hi3): Likewise.
8143 (*avx_psadbw): Likewise.
8144 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8145 (*avx_phaddwv8hi3): Likewise.
8146 (*avx_phadddv4si3): Likewise.
8147 (*avx_phaddswv8hi3): Likewise.
8148 (*avx_phsubwv8hi3): Likewise.
8149 (*avx_phsubdv4si3): Likewise.
8150 (*avx_phsubswv8hi3): Likewise.
8151 (*avx_pmaddubsw128): Likewise.
8152 (*avx_pmulhrswv8hi3): Likewise.
8153 (*avx_pshufbv16qi3): Likewise.
8154 (*avx_psign<mode>3): Likewise.
8155 (*avx_palignrti): Likewise.
8156 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8157 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8158 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8159 (*avx_mpsadbw): Likewise.
8160 (*avx_packusdw): Likewise.
8161 (*avx_pblendvb): Likewise.
8162 (*avx_pblendw): Likewise.
8163 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8164 (avx_ptest256): Likewise.
8165 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8166 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8167 (*avx_aesenc): Likewise.
8168 (*avx_aesenclast): Likewise.
8169 (*avx_aesdec): Likewise.
8170 (*avx_aesdeclast): Likewise.
8171 (avx_vzeroupper): Likewise.
8172 (avx_vzeroupper_rex64): Likewise.
8173 (avx_vpermil<mode>): Likewise.
8174 (avx_vpermilvar<mode>3): Likewise.
8175 (avx_vpermil2<mode>3): Likewise.
8176 (avx_vperm2f128<mode>3): Likewise.
8177 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8178 (avx_vbroadcastss256): Likewise.
8179 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8180 (avx_vinsertf128<mode>): Likewise.
8181 (vec_set_lo_<mode>): Likewise.
8182 (vec_set_hi_<mode>): Likewise.
8183 (vec_set_lo_<mode>): Likewise.
8184 (vec_set_hi_<mode>): Likewise.
8185 (vec_set_lo_v16hi): Likewise.
8186 (vec_set_hi_v16hi): Likewise.
8187 (vec_set_lo_v32qi): Likewise.
8188 (vec_set_hi_v32qi): Likewise.
8189 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8190 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8191 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8192 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8193 (vec_init<mode>): Likewise.
8194 (*vec_concat<mode>_avx): Likewise.
8195 (blendbits): Support V8SF and V4DF.
8196 (sse2_movq128): Support AVX.
8197 (<sse>_movnt<mode>): Likewise.
8198 (sse2_movntv2di): Likewise.
8199 (sse_rcpv4sf2): Likewise.
8200 (sse_sqrtv4sf2): Likewise.
8201 (sse_rsqrtv4sf2): Likewise.
8202 (<sse>_comi): Likewise.
8203 (<sse>_ucomi): Likewise.
8204 (sse_cvtss2si): Likewise.
8205 (sse_cvtss2si_2): Likewise.
8206 (sse_cvtss2siq): Likewise.
8207 (sse_cvtss2siq_2): Likewise.
8208 (sse_cvttss2si): Likewise.
8209 (sse_cvttss2siq): Likewise.
8210 (sse2_cvtsd2si): Likewise.
8211 (sse2_cvtsd2si_2): Likewise.
8212 (sse2_cvtsd2siq): Likewise.
8213 (sse2_cvtsd2siq_2): Likewise.
8214 (sse2_cvttsd2si): Likewise.
8215 (sse2_cvttsd2siq): Likewise.
8216 (sse2_cvtdq2pd): Likewise.
8217 (*sse2_cvtpd2dq): Likewise.
8218 (*sse2_cvttpd2dq): Likewise.
8219 (*sse2_cvtpd2ps): Likewise.
8220 (sse2_cvtps2pd): Likewise.
8221 (sse3_movshdup): Likewise.
8222 (sse3_movsldup): Likewise.
8223 (sse_storehps): Likewise.
8224 (*sse4_1_extractps): Likewise.
8225 (sse2_storelpd): Likewise.
8226 (vec_dupv2df_sse3): Likewise.
8227 (*vec_concatv2df_sse3): Likewise.
8228 (*sse4_1_pextrb): Likewise.
8229 (*sse4_1_pextrb_memory): Likewise.
8230 (*sse2_pextrw): Likewise.
8231 (*sse4_1_pextrw_memory): Likewise.
8232 (*sse4_1_pextrd): Likewise.
8233 (*sse4_1_pextrq): Likewise.
8234 (sse2_pshufd_1): Likewise.
8235 (sse2_pshuflw_1): Likewise.
8236 (sse2_pshufhw_1): Likewise.
8237 (*sse2_storeq_rex64): Likewise.
8238 (*vec_dupv4si): Likewise.
8239 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8240 (sse2_pmovmskb): Likewise.
8241 (*sse2_maskmovdqu): Likewise.
8242 (*sse2_maskmovdqu_rex64): Likewise.
8243 (sse_ldmxcsr): Likewise.
8244 (sse_stmxcsr): Likewise.
8245 (abs<mode>2): Likewise.
8246 (sse4_1_movntdqa): Likewise.
8247 (sse4_1_phminposuw): Likewise.
8248 (sse4_1_extendv8qiv8hi2): Likewise.
8249 (*sse4_1_extendv8qiv8hi2): Likewise.
8250 (sse4_1_extendv4qiv4si2): Likewise.
8251 (*sse4_1_extendv4qiv4si2): Likewise.
8252 (sse4_1_extendv2qiv2di2): Likewise.
8253 (*sse4_1_extendv2qiv2di2): Likewise.
8254 (sse4_1_extendv4hiv4si2): Likewise.
8255 (*sse4_1_extendv4hiv4si2): Likewise.
8256 (sse4_1_extendv2hiv2di2): Likewise.
8257 (*sse4_1_extendv2hiv2di2): Likewise.
8258 (sse4_1_extendv2siv2di2): Likewise.
8259 (*sse4_1_extendv2siv2di2): Likewise.
8260 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8261 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8262 (sse4_1_zero_extendv4qiv4si2): Likewise.
8263 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8264 (sse4_1_zero_extendv2qiv2di2): Likewise.
8265 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8266 (sse4_1_zero_extendv4hiv4si2): Likewise.
8267 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8268 (sse4_1_zero_extendv2hiv2di2): Likewise.
8269 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8270 (sse4_1_zero_extendv2siv2di2): Likewise.
8271 (*sse4_1_zero_extendv2siv2di2): Likewise.
8272 (sse4_1_ptest): Likewise.
8273 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8274 (sse4_2_pcmpestri): Likewise.
8275 (sse4_2_pcmpestrm): Likewise.
8276 (sse4_2_pcmpistri): Likewise.
8277 (sse4_2_pcmpistrm): Likewise.
8279 (aeskeygenassist): Likewise.
8281 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/predicates.md (vzeroall_operation): New.
8285 * config/i386/sse.md (avx_vzeroall): New.
8286 (*avx_vzeroall): Likewise.
8288 2008-08-28 Paul Brook <paul@codesourcery.com>
8289 Mark Shinwell <shinwell@codesourcery.com>
8290 Richard Earnshaw <richard.earnshaw@arm.com>
8292 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8293 (TARGET_MIN_ANCHOR_OFFSET): New.
8294 (arm_override_options): Set correct anchor ranges for Thumb-1
8295 and Thumb-2 if required.
8296 (legitimize_pic_address): Handle case involving a TLS symbol
8297 reference with an addend.
8298 (arm_optimization_options): Enable section anchors at -O1 and
8300 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8301 * config/arm/arm-protos.h (arm_optimization_options): New.
8303 2008-08-28 Nick Clifton <nickc@redhat.com>
8305 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8306 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8309 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8310 * config/v850/v850.md (return): Remove frame size restriction.
8312 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8314 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8316 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8318 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8320 2008-08-28 Paul Brook <paul@codesourcery.com>
8322 * config/arm/vfp11.md: Update license notice.
8323 * config/arm/cortex-r4.md: Ditto.
8325 2008-08-28 Richard Guenther <rguenther@suse.de>
8327 PR tree-optimization/37207
8328 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8331 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8334 * tree.c (int_fits_type_p): Don't forget unsigned integers
8335 of type sizetype which higher end word equals -1.
8337 2008-08-28 Ira Rosen <irar@il.ibm.com>
8339 * target.h (struct vectorize): Add new target builtin.
8340 * tree-vectorizer.c (destroy_loop_vec_info): Call
8341 vect_free_slp_instance instead of vect_free_slp_node.
8342 * tree-vectorizer.h (enum slp_load_perm_type): New.
8343 (struct _slp_instance): Add new fields.
8344 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8345 (SLP_INSTANCE_LOADS): New.
8346 (vect_free_slp_tree): Remove.
8347 (vect_free_slp_instance): Declare.
8348 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8349 (vectorizable_load): Add argument.
8350 (vect_transform_slp_perm_load): New.
8351 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8353 (vect_get_place_in_interleaving_chain): New function.
8354 (vect_free_slp_tree): Make static.
8355 (vect_free_slp_instance): New function.
8356 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8357 collect the load location in the interleaving chain.
8358 (vect_supported_slp_permutation_p): New function.
8359 (vect_supported_load_permutation_p): Likewise.
8360 (vect_analyze_slp_instance): In case of loads permutation, call
8361 vect_supported_load_permutation_p to check that the permutation is
8363 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8364 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8365 (vect_create_mask_and_perm): New function.
8366 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8367 (vectorizable_load): Add an argument. Don't keep the created vectors
8368 statements in the node if permutation is required. Call
8369 vect_transform_slp_perm_load to generate the permutation.
8370 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8371 additional argument.
8372 (vect_schedule_slp_instance): In case of loads permutation, allocate
8373 vectorized statements structure for all the related SLP nodes. Call
8374 vect_transform_stmt with addditional argument.
8375 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8376 * config/spu/spu.c (spu_builtin_vec_perm): New.
8377 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8378 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8379 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8380 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8382 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8384 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8385 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8386 __gthread_cond_signal, __gthread_cond_timedwait,
8387 __gthread_cond_timedwait_recursive): New functions.
8388 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8390 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8393 2008-08-28 Richard Guenther <rguenther@suse.de>
8396 * fold-const.c (maybe_canonicalize_comparison_1): Require
8397 undefined overflow only for canonicalizing A +- CST cmp CST.
8398 Make sure to not generate new constants that are not inside
8399 their TYPE_MIN/MAX_VALUE range.
8400 (maybe_canonicalize_comparison): Remove undefined overflow
8402 (fold_binary): Remove now duplicate folding.
8404 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8406 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8407 use not updated in the last change.
8409 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8411 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8412 (IRA_COVER_CLASSES): Add FPUL_REGS.
8414 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8417 * c-common.c (conversion_warning): Check for null operands.
8419 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8422 * c-decl.c (check_for_loop_decls): Improve error message. Give
8425 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8428 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8429 (convert_for_assignment): Pass corrent OPT_W* parameter to
8430 WARN_FOR_ASSIGNMENT.
8432 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8435 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8437 2008-08-27 Paul Brook <paul@codesourcery.com>
8439 * config.gcc: Loosen checks for arm uclinux eabi targets.
8441 2008-08-27 Paul Brook <paul@codesourcery.com>
8443 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8445 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8447 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8449 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8450 the enumerators of an ENUMERAL_TYPE.
8451 * dbxout.c (dbxout_type): Ditto.
8453 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8456 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8457 (fwprop_addr): Check that the loop_father is not the outer loop.
8459 2008-08-26 Paul Brook <paul@codesourcery.com>
8461 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8462 Remove documentation entry for fmul type.
8463 Use fmuls to annotate single-precision multiplication patterns,
8464 fmuld to annotate double-precision multiplication patterns,
8465 fmacs to annotate single-precision multiply-accumulate patterns
8466 and fmacd to annotate double-precision multiply-accumulate patterns.
8467 * config/arm/vfp11.md: Update reservations accordingly.
8468 * config/arm/arm.md: Note that certain values of the "type"
8469 attribute are documented in vfp.md.
8470 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8471 (v10_cvt): Use new fmul types.
8473 2008-08-26 Paul Brook <paul@codesourcery.com>
8475 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8476 * config/arm/vfp11.md: ...here. New.
8477 * config/arm/arm.md: Include vfp11.md.
8479 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8481 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8482 parameter to inform call.
8484 2008-08-26 Jeff Law <law@redhat.com>
8486 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8487 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8488 preferred class when copying a constant into a partial word register.
8490 2008-08-26 Ben Elliston <bje@au.ibm.com>
8492 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8493 * cp/typeck.c: Likewise.
8494 * cp/tree.c: Likewise.
8495 * gimple-low.c: Likewise.
8498 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8500 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8501 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8503 * doc/passes.texi: Describe IRA.
8505 * doc/tm.texi (IRA_COVER_CLASSES,
8506 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8508 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8509 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8510 -fira-propagate-cost, -fno-ira-share-save-slots,
8511 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8513 * flags.h (ira_algorithm): New enumeration.
8514 (flag_ira_algorithm, flag_ira_verbose): New external variable
8517 * postreload.c (gate_handle_postreload): Don't do post reload
8518 optimizations unless the reload is completed.
8520 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8523 * tree-pass.h (pass_ira): New external variable declaration.
8525 * reload.h: Add 2008 to the Copyright.
8527 * cfgloopanal.c: Include params.h.
8528 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8531 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8533 * toplev.c (ira.h): New include.
8534 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8535 (backend_init_target): Call ira_init.
8536 (backend_init): Call ira_init_once.
8537 (finalize): Call finish_ira_once.
8539 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8540 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8543 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8544 may_move_out_cost): New external variable declarations.
8545 (move_table): New typedef.
8547 * caller-save.c: Include headers output.h and ira.h.
8548 (no_caller_save_reg_set): New global variable.
8549 (save_slots_num, save_slots): New variables.
8550 (reg_save_code, reg_restore_code, add_stored_regs): Add
8552 (init_caller_save): Set up no_caller_save_reg_set.
8553 (init_save_areas): Reset save_slots_num.
8554 (saved_hard_reg): New structure.
8555 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8556 (initiate_saved_hard_regs, new_saved_hard_reg,
8557 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8559 (setup_save_areas): Add code for sharing stack slots.
8560 (all_blocks): New variable.
8561 (save_call_clobbered_regs): Process pseudo-register too.
8562 (mark_set_regs): Process pseudo-register too.
8563 (insert_one_insn): Put the insn after bb note in a empty basic
8564 block. Add insn check.
8566 * global.c (eliminable_regset): Make it external.
8567 (mark_elimination): Use DF_LR_IN for IRA.
8568 (pseudo_for_reload_consideration_p): New.
8569 (build_insn_chain): Make it external. Don't ignore spilled
8570 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8571 (gate_handle_global_alloc): New function.
8572 (pass_global_alloc): Add the gate function.
8574 * opts.c (decode_options): Set up flag_ira. Print the warning for
8576 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8578 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8580 * regmove.c (regmove_optimize): Don't do replacement of output for
8583 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8584 New external variable declarations.
8586 * local-alloc.c (update_equiv_regs): Make it external. Return
8587 true if jump label rebuilding should be done. Rescan new_insn for
8589 (gate_handle_local_alloc): New function.
8590 (pass_local_alloc): Add the gate function.
8592 * alias.c (value_addr_p, stack_addr_p): New functions.
8593 (nonoverlapping_memrefs_p): Use them for IRA.
8595 * common.opt (fira, fira-algorithm, fira-coalesce,
8596 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8597 fira-verbose): New options.
8599 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8600 move_cost, may_move_in_cost, may_move_out_cost): Make the
8602 (move_table): Remove typedef.
8603 (init_move_cost): Make it external.
8604 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8607 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8608 setup_reg_classes): New function prototypes.
8609 (eliminable_regset): New external variable declaration.
8610 (build_insn_chain, update_equiv_regs): New function prototypes.
8612 * Makefile.in (IRA_INT_H): New definition.
8613 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8614 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8615 (reload1.o, toplev.o): Add dependence on ira.h.
8616 (cfgloopanal.o): Add PARAMS_H.
8617 (caller-save.o): Add dependence on output.h and ira.h.
8618 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8619 ira-emit.o, ira-lives.o): New entries.
8621 * passes.c (pass_ira): New pass.
8623 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8625 * reload1.c (ira.h): Include the header.
8626 (changed_allocation_pseudos): New bitmap.
8627 (init_reload): Initiate the bitmap.
8628 (compute_use_by_pseudos): Permits spilled registers in FROM.
8629 (temp_pseudo_reg_arr): New variable.
8630 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8631 IRA. Call alter_reg with the additional parameter. Don't clear
8632 spilled_pseudos for IRA. Restore original insn chain for IRA.
8633 Clear changed_allocation_pseudos at the end of reload.
8634 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8635 (hard_regno_to_pseudo_regno): New variable.
8636 (count_pseudo): Check spilled pseudos. Set up
8637 hard_regno_to_pseudo_regno.
8638 (count_spilled_pseudo): Check spilled pseudos. Update
8639 hard_regno_to_pseudo_regno.
8640 (find_reg): Use better_spill_reload_regno_p. Check
8641 hard_regno_to_pseudo_regno.
8642 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8644 (eliminate_regs_1): Use additional parameter for alter_reg.
8645 (finish_spills): Set up pseudo_previous_regs only for spilled
8646 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8647 more arguments. Don't clear live_throughout and dead_or_set for
8648 spilled pseudos. Use additional parameter for alter_reg. Call
8649 mark_allocation_change. Set up changed_allocation_pseudos.
8650 Remove sanity check.
8651 (emit_input_reload_insns, delete_output_reload): Use additional
8652 parameter for alter_reg. Call mark_allocation_change.
8653 (substitute, gen_reload_chain_without_interm_reg_p): New
8655 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8657 * testsuite/gcc.dg/20080410-1.c: New file.
8659 * config/s390/s390.h (IRA_COVER_CLASSES,
8660 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8662 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8664 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8666 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8668 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8670 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8672 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8674 2008-08-24 Jeff Law <law@redhat.com>
8675 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8676 when ignoring unavailable registers.
8678 2008-08-24 Jeff Law <law@redhat.com>
8679 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8680 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8681 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8682 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8684 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8685 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8687 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8688 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8689 * reload1.c (find_reg): Process registers in register allocation order.
8691 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8692 * toplev.c (backend_init_target): Move ira_init call from
8694 (lang_dependent_init_target): ...to here.
8696 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8697 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8698 calculate memory move costs for NO_REGS.
8700 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8701 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8702 STACK_REGS is defined.
8704 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8705 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8707 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8708 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8710 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8711 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8712 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8715 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8716 Dorit Nuzman <dorit@il.ibm.com>
8718 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8719 vec_extract_evenv4sf, vec_extract_evenv8hi,
8720 vec_extract_evenv16qi, vec_extract_oddv4si,
8721 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8722 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8723 vec_interleave_highv4si, vec_interleave_lowv4si,
8724 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8725 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8726 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8728 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8731 * config/rs6000/rs6000.c (optimization_options): Don't default to
8732 section anchors without toplevel reorder.
8734 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8736 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8737 (mfc_end_critical_section): Likewise.
8739 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8741 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8742 all type qualifiers from element type to vector type.
8744 2008-08-25 David Daney <ddaney@avtrex.com>
8746 * config/mips/mips.md (immediate_insn): Move up in file, fix
8747 comment typo, reformat.
8748 (fetchop_bit, atomic_hiqi_op memory_barrier,
8749 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8750 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8751 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8752 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8753 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8754 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8755 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8756 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8757 sync_old_nand<mode>, sync_new_nand<mode>,
8758 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8759 test_and_set_12): Moved to sync.md.
8761 * config/mips/sync.md: New file.
8763 2008-08-25 Richard Henderson <rth@redhat.com>
8765 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8766 (regsave): Likewise.
8767 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8768 (output_cfi_directive): Likewise.
8769 (div_data_align): New.
8770 (output_cfi): Use it.
8772 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8774 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8775 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8776 (TARGET_OCTEON): New macro.
8777 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8778 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8779 (ISA_HAS_POP): New macro.
8780 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8782 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8784 * config/mips/mips.md (cpu): Add octeon.
8785 (type): Add pop attribute value.
8786 (popcount<mode>2): New pattern.
8787 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8789 2008-08-24 Jan Hubicka <jh@suse.cz>
8791 * doc/invoke.texi (-fipa-cp-clone): New option.
8792 (-fipa-cp): Update docs.
8793 (--param ipcp-unit-growth):New.
8794 * ipa-cp.c: Include fibheap.h, params.h
8795 (ipcp_initialize_node_lattices): When not cloning, all externally
8796 visible functions are bottom.
8797 (ipcp_need_redirect_p): Accept clones.
8798 (ipcp_insert_stage): Use cost driven heuristics.
8799 (max_count, dead_nodes): New static vars.
8800 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8801 ipcp_const_param_count): New functions.
8802 * common.opt (ipa-cp-clone): New command line option.
8803 * params.def (ipcp-unit-growth): New.
8805 2008-08-24 Jan Hubicka <jh@suse.cz>
8807 * tree-inline.c (tree_function_versioning): Look harder
8808 for referenced vars.
8810 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8812 PR tree-optimization/37185
8813 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8815 2008-08-23 Jan Hubicka <jh@suse.cz>
8817 * ipa-cp.c (ipcp_analyze_node): New function.
8818 (ipcp_update_cloned_node): Use it.
8819 (ipcp_init_stage): Likewise.
8820 * ipa-inline.c (function_insertion_hook_holder): New static var.
8821 (analyze_function): Break out from ....
8822 (inline_generate_summary): Here; register insertion hook.
8823 (cgraph_decide_inlining): Remove hook.
8824 (add_new_function): New function.
8826 2008-08-23 Jan Hubicka <jh@suse.cz>
8828 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8830 2008-08-23 Jan Hubicka <jh@suse.cz>
8832 * ipa-cp.c (constant_val_insert): Remove.
8833 (ipcp_propagate_one_const): Remove.
8834 (ipcp_create_replace_map): Always insert replacements to the map.
8835 (ipcp_insert_stage): Do not try to insert statements by hand.
8836 * tree-inline.c (insert_init_stmt): Break out from ...
8837 (setup_one_parameter): ... here; allow NULL BB pointer.
8838 (tree_function_versioning): Use setup_one_parameter to process
8841 2008-08-23 Jan Hubicka <jh@suse.cz>
8843 * tree.c (decl_address_ip_invariant_p): New function.
8844 * tree.h (decl_address_ip_invariant_p): Declare.
8845 * gimple.c (strip_invariant_refs): Break out from ...
8846 (is_gimple_invariant_address): ... here
8847 (is_gimple_ip_invariant_address): New function.
8848 (is_gimple_ip_invariant): New function.
8849 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8852 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8853 (ipcp_lat_is_insertable): All constants are insertable.
8854 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8855 IPA_CONST_VALUE_REF.
8856 (ipcp_initialize_node_lattices): Propagate all types of operands.
8857 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8858 (ipcp_create_replace_map): Reformat.
8859 (ipcp_need_redirect_p): Simplify.
8860 (ipcp_insert_stage): Check that argument is used before clonning.
8861 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8863 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8864 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8865 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8866 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8867 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8868 * tree-inline.c (tree_function_versioning): Add variables referenced
8871 2008-08-23 Jan Hubicka <jh@suse.cz>
8874 * i386.c (standard_80387_constant_p): Use optimize_size.
8876 2008-08-23 Ira Rosen <irar@il.ibm.com>
8878 PR tree-optimization/37161
8879 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8880 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8881 (vect_determine_vectorization_factor): Move the scalar type
8882 retrieval to vect_get_smallest_scalar_type.
8883 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8884 scalar type. Remove redundant computation.
8885 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8886 (vect_get_slp_defs): Take the type of RHS into account if
8887 necessary by calling vect_get_smallest_scalar_type. Call
8888 vect_get_constant_vectors with additional argument.
8890 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8893 * doc/invoke.texi (Wwrite-strings): Clarify description.
8895 2008-08-23 Ira Rosen <irar@il.ibm.com>
8897 PR tree-optimization/37174
8898 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8899 def stmt is a part of the loop before accessing its stmt_vec_info.
8901 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8904 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8905 (*swap): New insn pattern.
8906 (*ashlqi3): Rename from ashlqi3 insn pattern.
8907 (ashlqi3): New expanders.
8908 (*lshrqi3): Rename from lshrqi3 insn pattern.
8909 (lshrqi3): New expanders.
8910 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8911 lshrqi3_const5, lshrqi3_const6): New splitters.
8912 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8913 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8916 2008-08-22 Richard Guenther <rguenther@suse.de>
8918 PR tree-optimization/37078
8919 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8920 [+INF, +INF] ranges.
8922 2008-08-22 Richard Guenther <rguenther@suse.de>
8924 PR tree-optimization/37143
8925 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8926 a conversion statement instead of a copy.
8928 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8931 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8932 CCCmode, CCOmode and CCSmode destination modes.
8935 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8936 from different units in a single alternative.
8937 (*vec_extractv2sf_1): Ditto.
8938 (*vec_extractv2si_0): Ditto.
8939 (*vec_extractv2si_1): Ditto.
8940 * config/i386/sse.md (sse2_storehpd): Ditto.
8941 (sse2_storelpd): Ditto.
8942 (sse2_loadhpd): Ditto.
8943 (sse2_loadlpd): Ditto.
8946 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8947 (popcountsi2): Ditto.
8948 (clzdi2_abm): Ditto.
8949 (popcountdi2): Ditto.
8950 (clzhi2_abm): Ditto.
8951 (popcounthi2): Ditto.
8953 2008-08-22 Richard Guenther <rguenther@suse.de>
8957 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8958 if the multiplication does not overflow.
8960 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8962 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8964 2008-08-21 Richard Henderson <rth@redhat.com>
8966 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8967 spurrious comma from test.
8968 * configure: Rebuild.
8970 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8973 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8976 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8978 * c-tree.h (grokfield): New argument.
8979 * c-decl.c (grokfield): Handle new location argument.
8980 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8982 2008-08-21 Richard Guenther <rguenther@suse.de>
8984 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8986 2008-08-21 Jan Hubicka <jh@suse.cz>
8988 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8989 (cgraph_add_function_insertion_hook,
8990 cgraph_remove_function_insertion_hook,
8991 cgraph_call_function_insertion_hooks): New functions.
8992 * cgraph.h (cgraph_add_function_insertion_hook,
8993 cgraph_remove_function_insertion_hook,
8994 cgraph_call_function_insertion_hooks): Declare.
8995 * ipa-reference.c (function_insertion_hook_holder): New variable.
8996 (check_operand, look_for_address_of): When checking late, do not care
8997 about module bitmaps.
8998 (add_new_function): New function.
8999 (generate_summary): Register hooks; zero module bitmaps.
9000 (propagate): Unregister hooks.
9001 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9002 (add_new_function): New function.
9003 (generate_summary): Register hook.
9004 (propagate): Remove hook.
9006 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9008 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9009 * ipa-cp.c (ipcp_update_cloned_node): New function.
9010 (build_const_val): Handle functions correctly; bring type logic
9011 into sync with tree-inline.c
9012 (ipcp_init_stage): Take care of computing stuff needed by
9013 indirect inlining; update clones.
9014 (ipcp_generate_summary): Break out of ipcp_driver.
9015 (ipcp_driver): Do only execution and transformation.
9016 (pass_ipa_cp): Make IPA_PASS.
9017 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9019 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9020 ipcp, some info is already available.
9021 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9022 * tree-inline.c (remap_ssa_name): Unshare expression.
9024 2008-08-21 Richard Guenther <rguenther@suse.de>
9026 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9027 a PHI ask VN if it is already available.
9028 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9029 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9031 2008-08-21 Richard Guenther <rguenther@suse.de>
9034 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9035 makes sure to produce a result of the correct type.
9037 2008-08-21 Jan Hubicka <jh@suse.cz>
9038 Backport from LTO branch:
9040 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9041 Jan Hubicka <jh@suse.cz>
9044 (init_state, finish_state, set_function_state, generate_summary):
9046 (scan_stmt): Renamed from scan_function. Changed to keep state in
9047 local static vars rather than cgraph aux field.
9048 (propagate): Renamed from static_execute. Changed to keep state in
9049 local static vars rather than cgraph aux field.
9050 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9051 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9053 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9055 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9056 * ipa-reference.c (init_function_info, generate_summary,
9057 propagate): New functions.
9058 (analyze_function): Call init_function_info.
9059 (static_execute): Stripped into generate_summary and propagate.
9060 (pass_ipa_reference): Made into ipa_opt_pass.
9062 2008-08-21 Richard Guenther <rguenther@suse.de>
9064 PR tree-optimization/37181
9065 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9067 (extract_range_from_unary_expr): Likewise.
9069 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9071 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9073 * toplev.h (pedwarn_at): Likewise.
9074 * builtins.c: Update all calls to pedwarn.
9075 * c-lex.c: Likewise.
9076 * toplev.c: Likewise.
9077 * c-tree.h: Likewise.
9078 * c-decl.c: Likewise.
9079 * c-errors.c: Likewise.
9080 * c-typeck.c: Likewise.
9081 * c-common.c: Likewise.
9082 * c-parser.c: Likewise.
9084 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9087 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9088 with MODE_VECTOR_INT mode.
9090 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9093 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9094 initialized outside the current module.
9095 (warn_uninitialized_var): Ignore left-hand side when walking the
9096 trees. Ignore address expressions. Examine VUSE operands in gimple
9097 statements with a variable declaration on the right-hand side.
9099 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9102 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9104 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9107 * c-common.c (conversion_warning): Do not warn if applying bit-and
9108 operator to unsigned constant that fits in the target type.
9110 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9113 * c-common.c (conversion_warning): Do not warn for artificial
9116 2008-08-20 Richard Guenther <rguenther@suse.de>
9118 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9119 (extract_range_from_binary_expr): Fall back to constant propagation.
9120 (extract_range_from_unary_expr): Likewise.
9122 2008-08-20 Richard Guenther <rguenther@suse.de>
9124 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9125 with TREE_THIS_VOLATILE on shared nodes.
9126 (fold_stmt_r): Likewise.
9128 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9131 * c-parser.c (c_parser_attributes): For keywords use canonical
9132 spelling for attr_name.
9134 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9136 * value-prof.c (check_counter): Revert wrong call to error.
9138 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9140 * profile.c: Update calls to inform.
9141 * value-prof.c: Update calls to inform.
9143 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9145 * diagnostic.c (inform): Add an explicit location_t parameter.
9146 * toplev.h (inform): Update declaration.
9147 * builtins.c: Update all calls to inform.
9148 * c-common.c: Likewise.
9149 * c-decl.c: Likewise.
9150 * c-opts.c: Likewise.
9151 * c-pch.c: Likewise.
9152 * c-pragma.c: Likewise.
9153 * c-typeck.c: Likewise.
9154 * coverage.c: Likewise.
9156 * toplev.c: Likewise.
9157 * tree-cfg.c: Likewise.
9158 * tree-ssa.c: Likewise.
9160 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9163 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9164 V2DI mode, for SSE4.1, use movq instead of vector set if the
9165 second element is zero and inter-unit moves are OK.
9167 2008-08-20 Richard Guenther <rguenther@suse.de>
9169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9170 properly handle conversion/copy chains after tuplification.
9172 2008-08-20 Richard Guenther <rguenther@suse.de>
9174 * passes.c (init_optimization_passes): Move the second
9175 forwprop pass before alias computation. Remove the second
9176 DCE pass. Remove the first dominator and phi copy/const
9179 2008-08-20 Nick Clifton <nickc@redhat.com>
9181 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9182 support of this feature. Do not assume that a sufficiently new
9183 assembler will support the feature regardless of the target type.
9184 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9185 * configure: Regenerate.
9187 2008-08-20 Richard Guenther <rguenther@suse.de>
9189 * tree-vrp.c (found_in_subgraph): Remove.
9190 (live): New global static.
9191 (live_on_edge): New function.
9192 (blocks_visited): Remove.
9193 (register_edge_assert_for_2): Use live_on_edge.
9194 (find_conditional_asserts): Remove code dealing with
9195 found_in_subgraph. Do not walk the CFG.
9196 (find_switch_asserts): Likewise.
9197 (find_assert_locations_1): Renamed from find_assert_locations.
9198 Move finding assert locations for conditional and switch
9199 statements first. Update live bitmap. Do not walk the CFG.
9200 (find_assert_locations): New function.
9201 (insert_range_assertions): Remove entry of CFG walk.
9202 Adjust call to find_assert_locations.
9203 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9204 that only can appear because of fake exit edges but assert we
9205 never try to insert on those.
9206 (fini_pre): Do not remove fake exit edges here...
9207 (execute_pre): ...but here, before committing edge inserts.
9209 2008-08-19 Richard Guenther <rguenther@suse.de>
9211 * passes.c (init_optimization_passes): Exchange store-ccp
9214 2008-08-19 Rafael Espíndola <espindola@google.com>
9216 * varasm.c (weak_decls): Move earlier in the file.
9217 (assemble_external): Add weak decls to the weak_decls list.
9218 (declare_weak): Don't add decls to the weak_decls list.
9220 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9223 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9224 before (sse2_shufpd_<mode>).
9226 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9229 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9230 * tree.c (block_nonartificial_location): Likewise.
9232 2008-08-19 Richard Guenther <rguenther@suse.de>
9234 PR tree-optimization/35972
9235 PR tree-optimization/23094
9236 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9239 handle MISALIGNED_INDIRECT_REF.
9240 (get_ref_from_reference_ops): New helper.
9241 (vn_reference_lookup_pieces): Walk the use-def chain using the
9242 alias-oracle if requested.
9243 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9244 walking the use-def chain.
9245 (compute_avail): But not here.
9246 (create_component_ref_by_pieces_1): Properly handle
9247 MISALIGNED_INDIRECT_REF.
9248 (do_regular_insertion): Handle fully redundant
9249 expressions after PHI-translation also for SSA_NAME values, not
9250 only constants. Correctly use edoubleprime for that.
9252 2008-08-19 Ira Rosen <irar@il.ibm.com>
9254 * tree-vectorizer.c (supportable_widening_operation): Support
9255 multi-step conversion, return the number of steps in such conversion
9256 and the required intermediate types.
9257 (supportable_narrowing_operation): Likewise.
9258 * tree-vectorizer.h (vect_pow2): New function.
9259 (supportable_widening_operation): Change argument types.
9260 (supportable_narrowing_operation): Likewise.
9261 (vectorizable_type_promotion): Add an argument.
9262 (vectorizable_type_demotion): Likewise.
9263 * tree-vect-analyze.c (vect_analyze_operations): Call
9264 vectorizable_type_promotion and vectorizable_type_demotion with
9265 additional argument.
9266 (vect_get_and_check_slp_defs): Detect patterns.
9267 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9269 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9270 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9271 factor according to the smallest type in the loop.
9272 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9273 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9274 supportable_widening_operation with correct arguments.
9275 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9276 operands lists according to the number of vector statements in left
9277 or right node, if exists.
9278 (vect_gen_widened_results_half): Remove unused argument.
9279 (vectorizable_conversion): Call supportable_widening_operation,
9280 supportable_narrowing_operation, and vect_gen_widened_results_half
9281 with correct arguments.
9282 (vectorizable_assignment): Change documentation, support multiple
9284 (vectorizable_operation): Likewise.
9285 (vect_get_loop_based_defs): New function.
9286 (vect_create_vectorized_demotion_stmts): Likewise.
9287 (vectorizable_type_demotion): Support loop-aware SLP and general
9288 multi-step conversion. Call vect_get_loop_based_defs and
9289 vect_create_vectorized_demotion_stmts for transformation.
9290 (vect_create_vectorized_promotion_stmts): New function.
9291 (vectorizable_type_promotion): Support loop-aware SLP and general
9292 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9294 (vectorizable_store): Change documentation, support multiple
9296 (vectorizable_load): Likewise.
9297 (vect_transform_stmt): Pass SLP_NODE to
9298 vectorizable_type_promotion and vectorizable_type_demotion.
9299 (vect_schedule_slp_instance): Move here the calculation of number
9300 of vectorized statements for each node from...
9301 (vect_schedule_slp): ... here.
9302 (vect_transform_loop): Call vect_schedule_slp without the last
9305 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9308 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9309 to == in assert statement.
9310 (vectorizable_reduction): Fix typo.
9312 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9315 * value-prof.c (check_counter): Dereference pointer to overall
9316 count when printing it.
9318 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9320 * profile.h: Really add it.
9322 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9324 * mcf.c: Really add it.
9326 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9327 Vinodha Ramasamy <vinodha@google.com>
9329 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9331 * value-prof.c (check_counter): Fix the counter if
9332 flag_profile_correction is true.
9333 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9334 tree_mod_subtract_transform):
9335 Follow check_counter parameter change.
9336 * common.opt (fprofile-correction): New option.
9338 * profile.h: Likewise.
9339 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9340 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9341 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9343 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9344 flag_profile_correction is set.
9346 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9348 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9350 2008-08-18 Tomas Bily <tbily@suse.cz>
9352 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9353 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9355 * tree-data-ref.c (split_constant_offset_1): Likewise.
9356 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9357 * tree-sra.c (sra_walk_expr): Likewise.
9358 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9359 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9360 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9361 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9363 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9364 * tree-vect-transform.c (vectorizable_type_demotion)
9365 (vectorizable_type_promotion): Likewise.
9366 * tree-inline.c (expand_call_inline):
9367 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9368 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9369 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9370 * expr.c (expand_expr_real_1): Likewise.
9371 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9372 (gimple_assign_unary_useless_conversion_p): Likewise.
9373 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9374 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9375 * fold-const.c (fold_unary): Likewise.
9376 * tree.h (CONVERT_EXPR_P): Likewise.
9377 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9378 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9380 (register_edge_assert_for_2, extract_range_from_unary_expr)
9381 (register_edge_assert_for_1): Likewise.
9383 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9385 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9386 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9387 (enum real_value_const): Delete.
9388 (get_real_const): Delete.
9389 * real.c (get_real_const): Delete.
9390 (dconst_e_ptr): Define.
9391 (dconst_third_ptr): Define.
9392 (dconst_sqrt2_ptr): Define.
9393 * builtins.c: Update all callers.
9395 2008-08-18 Richard Guenther <rguenther@suse.de>
9397 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9398 statement iterator after statement removal.
9400 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9402 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9403 (detect_processor_freebsd): Likewise.
9404 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9406 2008-08-18 Richard Guenther <rguenther@suse.de>
9408 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9409 and loads have the correct types.
9411 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9414 * c-opts.c (cpp_opts): Remove static.
9415 * c-parser.c (cpp_opts): Declare it extern.
9416 (disable_extension_diagnostics): Handle cpp options.
9417 (enable_extension_diagnostics): Likewise.
9419 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9421 * diagnostics.c (permerror_at): Rename as permerror.
9422 (permerror): Delete.
9423 * toplev.h: Likewise.
9425 2008-08-18 Richard Guenther <rguenther@suse.de>
9427 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9428 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9429 Move call_cdce before build_alias. Move copyrename2,
9430 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9431 right after final inlining.
9432 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9433 (pass_build_cfg): But instead via TODO_dump_func.
9435 2008-08-18 Richard Guenther <rguenther@suse.de>
9437 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9439 (scalarize_init): If we failed to generate some initializers
9440 do not generate zeros for not instantiated members. Instead
9441 rely on the copy out.
9442 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9443 about missing flow-sensitive alias info only if we have
9446 2008-08-17 Nick Clifton <nickc@redhat.com>
9448 * doc/extend.texi (Function Attributes): Fix typo in description
9449 if hot function attribute.
9451 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9452 Richard Sandiford <rdsandiford@googlemail.com>
9454 * doc/install.texi (--with-mips-plt): Document.
9455 * doc/invoke.texi (-mplt, -mno-plt): Document.
9456 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9457 and handle ${with_mips_plt}.
9458 * config/mips/mips.opt (mplt): New option.
9459 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9460 (TARGET_ABICALLS_PIC2): Likewise.
9461 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9462 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9463 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9464 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9465 to decide whether to output ".option picX" directives.
9466 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9467 Pass -call_nonpic rather than -KPIC for -mplt.
9468 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9469 on the command line. Also remove it when -mabi=64 is used without
9471 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9472 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9473 TARGET_ABICALLS_PIC0.
9474 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9476 (mips16_build_function_stub): Only output ".option pic" directives
9477 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9478 (mips16_build_call_stub): Fix comment and remove redundant
9479 ".set at"/"set .noat" directives.
9480 (mips_function_rodata_section): Use the default behaviour for
9481 TARGET_ABSOLUTE_ABICALLS.
9482 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9483 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9484 (mips_restore_gp): Do nothing if the current function doesn't use
9486 (mips_expand_prologue): Only save $gp if the current function uses it.
9487 Use a normal move for TARGET_ABICALLS_PIC0.
9488 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9490 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9492 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9493 of function when handling GLOBAL_POINTER_REGNUM.
9495 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9498 * common.opt (-fstack-check): Do not declare the variable here.
9499 (-fstack-check=): New option variant.
9500 * doc/invoke.texi (Code Gen Options): Document it.
9501 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9502 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9503 (STACK_CHECK_STATIC_BUILTIN): New macro.
9504 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9505 * opts.c: Include expr.h.
9506 (common_handle_option) <OPT_fold_stack_check_>: New case.
9507 <OPT_fstack_check>: Likewise.
9508 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9509 consistently in the test for variable-sized types. Adjust for
9510 new behaviour of flag_stack_check.
9511 * explow.c: Include except.h.
9512 (allocate_dynamic_stack_space): Do not take into account
9513 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9514 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9515 for variable-sized parameters. Treat all parameters whose size is
9516 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9517 stack checking is enabled.
9518 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9519 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9520 if generic stack checking is enabled.
9521 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9522 * reload1.c (reload): Likewise.
9523 * stmt.c (expand_decl): Assert that all automatic variables have
9524 fixed size at this point and remove dead code.
9525 * flags.h (stack_check_type): New enumeration type.
9526 (flag_stack_check): Declare.
9527 * toplev.c (flag_stack_check): New global variable.
9528 * Makefile.in (opts.o): Add dependency on EXPR_H.
9529 (explow.o): Add dependency on except.h.
9531 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9533 * config/avr/avr.c (avr_override_options): Reduce value of
9534 PARAM_INLINE_CALL_COST.
9536 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9538 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9539 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9540 lieu of TYPE_MODE (type) throughout.
9542 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9544 * config/arm/arm.c (add_minipool_backward_ref): Check for
9545 8-byte-aligned entries in second case of forcing insertion after a
9546 particular entry. Change third case to avoid inserting
9547 non-8-byte-aligned entries before 8-byte-aligned ones.
9549 2008-08-15 Richard Guenther <rguenther@suse.de>
9551 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9552 strip components for unknown size accesses.
9554 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9556 * config/s390/2097.md New file.
9557 * config/s390/s390.md ("z10prop" attribute): Define none,
9558 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9559 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9560 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9561 possible values and apply them to insns as appropriate.
9562 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9563 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9564 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9565 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9566 ("bfp" mode attribute): Removed. Every occurence replaced
9568 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9569 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9572 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9575 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9578 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9580 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9581 additional argument. Support reduction when duplication is needed due
9582 to data-types of different sizes in the loop.
9583 (get_initial_def_for_induction): Fix printout.
9584 (vect_get_vec_def_for_stmt_copy): Support case where the
9585 vec_stmt_for_operand is a phi node.
9586 (vectorizable_reduction): Support reduction when duplication is needed
9587 due to data-types of different sizes in the loop.
9588 (vectorizable_call): Remove restriction to not vectorize in case we
9589 have data-types of different sizes in the loop.
9590 (vectorizable_conversion): Likewise.
9591 (vectorizable_operation): Likewise.
9592 (vectorizable_type_demotion): Likewise.
9593 (vectorizable_type_promotion): Likewise.
9594 (vectorizable_induction): Add restriction to not vectorize in case
9595 we have data-types of different sizes in the loop.
9597 2008-08-14 Christophe Saout <christophe@saout.de>
9598 Uros Bizjak <ubizjak@gmail.com>
9601 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9602 (*vec_concatv2di_rex64_sse4_1): Ditto.
9603 (*vec_concatv2di_rex64_sse): Ditto.
9605 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9608 * fold-const.c (fold_widened_comparison): Do not allow
9609 sign changes that change the result even if shorter type
9610 is wider than arg1_unw's type.
9612 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9614 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9615 Skip if the multilib testing specifies -march that does not
9616 agree with the one specified in the testcase.
9618 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9620 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9621 zero extend SImode values being converted to TFmode before passing
9624 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9626 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9627 __PPU__ when targeting the Cell/B.E. PPU processor.
9629 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9631 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9632 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9633 Rematerialize the static chain, if any.
9634 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9637 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9639 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9640 (new_loc_descr): Likewise.
9641 (add_loc_descr): Likewise.
9642 (size_of_loc_descr): Likewise.
9643 (size_of_locs): Likewise.
9644 (output_loc_operands): Likewise.
9645 (output_loc_sequence): Likewise.
9646 (new_reg_loc_descr): New.
9647 (build_cfa_loc): Use it.
9648 (build_cfa_aligned_loc): Likewise.
9649 (one_reg_loc_descriptor): Likewise.
9650 (based_loc_descr): Likewise.
9652 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9655 * doc/invoke.texi (Wmain): Update.
9656 * c-decl.c (start_decl): warn_main is only 0 or 1.
9657 (start_function): Likewise. Fix formatting.
9658 (finish_function): Delete redundant warning.
9659 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9660 * c-opts (c_common_handle_option): -Wall only has effect if
9661 warn_main is uninitialized. OPT_Wmain is automatically
9662 handled. -pedantic also enables Wmain.
9663 (c_common_post_options): Handle all logic for Wmain here.
9664 * c-common.c (warn_main): Delete.
9665 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9666 * c-common.h (warn_main): Delete.
9668 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9671 * expr.c (emit_group_store): Allocate stack temp with the
9672 largest alignment when copying from register to stack.
9674 2008-08-13 Richard Guenther <rguenther@suse.de>
9676 * tree.h (maybe_fold_offset_to_address): Declare.
9677 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9678 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9679 Likewise for POINTER_PLUS_EXPR.
9680 (maybe_fold_offset_to_reference): Enable disabled code.
9681 (maybe_fold_offset_to_address): New function.
9682 (fold_stmt_r): Use it.
9683 (fold_gimple_assign): Likewise.
9684 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9685 (gimplify_expr): Likewise.
9687 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9689 * toplev.h (pedwarn_at): Fix declaration.
9691 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9693 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9694 LINK_SPEC): Use %R in -Y P argument.
9696 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9699 * diagnostic.c (pedwarn_at): New.
9700 * toplev.h (pedwarn_at): Declare.
9701 * c-tree.h (build_enumerator): Update declaration.
9702 * c-decl.c (finish_enum): Update comment.
9703 (build_enumerator): Take a location parameter. Give a pedwarn but do
9704 not perform any conversion.
9705 * c-parser.c (c_parser_enum_specifier): Set correct location for
9708 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9711 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9712 expressions except for conversions to signed:1 bitfields. Handle
9713 COND_EXPR with constant operands.
9715 2008-08-13 Richard Guenther <rguenther@suse.de>
9717 PR tree-optimization/15255
9718 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9719 (struct oecount_s): New struct and VEC types.
9721 (oecount_hash): New function.
9722 (oecount_eq): Likewise.
9723 (oecount_cmp): Likewise.
9724 (zero_one_operation): New function.
9725 (build_and_add_sum): Likewise.
9726 (undistribute_ops_list): Perform un-distribution of multiplication
9727 and division on the chain of summands.
9728 (should_break_up_subtract): Also break up subtracts for factors.
9729 (reassociate_bb): Delete dead visited statements.
9730 Call undistribute_ops_list. Re-sort and optimize if it did something.
9731 * passes.c (init_optimization_passes): Move DSE before
9733 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9736 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9738 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9740 * doc/invoke.texi: Revert unintended checkin.
9742 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9745 * gcc.c (include_spec_function): Tweak call to find_a_file.
9747 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9750 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9751 and TRUTH_ORIF_EXPR.
9752 * dojump.c (do_jump): Likewise.
9754 PR tree-optimization/37084
9755 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9756 if id->regimplify, don't assume stmt is a cast assignment.
9758 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9760 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9762 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9765 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9768 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9770 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9771 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9773 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9774 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9775 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9776 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9777 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9779 * doc/tm.texi (Storage Layout): Remove documentation for
9780 TARGET_FLOAT_FORMAT.
9782 * simplify-rtx.c (simplify_binary_operation_1): Replace
9783 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9785 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9787 * real.h (struct real_format): New member has_sign_dependent_rounding.
9788 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9789 spu_single_format, ieee_double_format, mips_double_format,
9790 motorola_double_format, ieee_extended_motorola_format,
9791 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9792 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9793 mips_extended_format, ieee_quad_format, mips_quad_format,
9794 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9795 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9797 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9798 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9799 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9800 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9801 (ROUND_TOWARDS_ZERO): Likewise.
9803 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9804 (FLOAT_MODE_FORMAT): New macro.
9805 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9806 (MODE_COMPOSITE_P): ... this new macro.
9807 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9808 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9809 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9811 * flags.h: Include "real.h".
9813 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9814 REAL_MODE_FORMAT_COMPOSITE_P.
9815 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9817 * doc/tm.texi (Storage Layout): Remove documentation of
9818 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9819 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9820 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9821 they only apply to libgcc2.a.
9823 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9825 * config/spu/float_disf.c: New file.
9826 * config/spu/float_unsdisf.c: New file.
9827 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9828 (LIB2FUNCS_EXCLUDE): Define.
9830 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9831 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9833 * real.h (struct real_format): New member round_towards_zero.
9834 * real.c (round_for_format): Respect fmt->round_towards_zero.
9835 (ieee_single_format, mips_single_format, motorola_single_format,
9836 spu_single_format, ieee_double_format, mips_double_format,
9837 motorola_double_format, ieee_extended_motorola_format,
9838 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9839 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9840 mips_extended_format, ieee_quad_format, mips_quad_format,
9841 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9842 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9844 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9845 real_format to choose rounding mode when calling MPFR functions.
9846 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9847 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9849 * real.h (real_to_decimal_for_mode): Add prototype.
9850 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9851 Respect target rounding mode when generating decimal representation.
9852 (real_to_decimal): New stub for backwards compatibility.
9853 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9854 real_to_decimal_for_mode instead of real_to_decimal.
9856 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9858 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9859 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9861 * real.c (spu_single_format): New variable.
9862 * real.h (spu_single_format): Declare.
9864 * config/spu/spu.c (spu_override_options): Install SFmode format.
9865 (spu_split_immediate): Use integer mode to operate on pieces of
9866 floating-point values in all cases.
9868 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9869 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9870 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9872 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9874 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9876 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9878 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9880 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9883 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9884 on the VAR_DECL instead of TYPE_READONLY on its type.
9886 2008-08-12 Ira Rosen <irar@il.ibm.com>
9888 * tree-vectorizer.c: Depend on langhooks.h.
9889 (supportable_widening_operation): Add two arguments. Support double
9891 (supportable_narrowing_operation): Likewise.
9892 * tree-vectorizer.h (supportable_widening_operation): Add two
9894 (supportable_narrowing_operation): Likewise.
9895 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9896 supportable_widening_operation with correct arguments.
9897 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9898 (vectorizable_type_demotion): Support double type conversions.
9899 (vectorizable_type_promotion): Likewise.
9900 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9902 2008-08-11 Michael Matz <matz@suse.de>
9904 * i386/i386.c (override_options): Move initialisation from
9905 flag_schedule_insns_after_reload to here from ...
9906 (optimization_options): ... here.
9908 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9910 PR rtl-optimization/36998
9911 * dwarf2out.c (compute_barrier_args_size_1,
9912 compute_barrier_args_size): Temporarily remove assertions.
9914 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9917 * tree-ssa.c (struct walk_data): Add new flag
9918 warn_possibly_uninitialized.
9919 (warn_uninitialized_var): Use it.
9920 (warn_uninitialized_vars): New.
9921 (execute_early_warn_uninitialized): Call it.
9922 (execute_late_warn_uninitialized): Likewise.
9924 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9927 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9930 2008-08-09 Jan Hubicka <jh@suse.cz>
9933 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9935 (expand_fix): Be prepared for expansion to fail.
9936 (expand_sfix_optab): Remove instructions if expansion failed.
9938 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9940 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9942 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9943 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9945 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9947 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9948 mips/t-libgcc-mips16 to tmake_file.
9949 * config/mips/mips-protos.h (mips_call_type): New enum.
9950 (mips_pic_base_register, mips_got_load): Declare.
9951 (mips_restore_gp): Take an rtx argument.
9952 (mips_use_pic_fn_addr_reg_p): Declare.
9953 (mips_expand_call): Replace the sibcall_p argument with
9954 a mips_call_type argument. Add a lazy_p parameter.
9955 (mips_split_call): Declare.
9956 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9957 (MIPS16_PIC_TEMP): Likewise.
9958 (reg_class): Delete M16_NA_REGS.
9959 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9960 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9961 (mips_split_hi_p): Declare.
9962 * config/mips/mips.c (mips_split_hi_p): New array.
9963 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9964 (mips_got_symbol_type_p): New function.
9965 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9966 (mips16_stub_function_p): New function.
9967 (mips16_local_function_p): Likewise.
9968 (mips_use_pic_fn_addr_reg_p): Likewise.
9969 (mips_cannot_force_const_mem): Return false for HIGHs.
9970 Extend CONST_INT and symbolic handling to MIPS16, using
9971 mips_symbol_insns to check that the base symbol type is a
9972 legitimate constant. Reject GOT-based constants if
9973 TARGET_MIPS16_PCREL_LOADS.
9974 (mips_const_insns): Check targetm.cannot_force_const_mem when
9975 decomposing a symbolic base and a large offset.
9976 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9977 When calling a function that needs $25 from MIPS16 code,
9978 move the target address into $25 separately and add a USE
9980 (mips16_gp_pseudo_reg): Insert the initializer immediately
9981 before the first real insn.
9982 (mips_pic_base_register, mips_got_load): New functions.
9983 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9984 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9985 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9986 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9987 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9988 also passing NULL_RTX rather than const0_rtx as the aux argument.
9989 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9990 instead of TARGET_EXPLICIT_RELOCS.
9991 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9992 (mips_load_call_address): Replace the sibcall_p argument with
9993 a mips_call_type argument. Use mips_got_load.
9994 (mips16_local_alias): New structure.
9995 (mips16_local_aliases): New variable.
9996 (mips16_local_aliases_hash): New function.
9997 (mips16_local_aliases_eq): Likewise.
9998 (mips16_local_alias): Likewise.
9999 (mips16_stub_function): Likewise.
10000 (mips16_build_function_stub): Create a local alias for the target
10001 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10002 .cpload directive and an R_MIPS_NONE relocation for the target
10003 function, then load the alias rather than the function itself.
10004 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10005 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10006 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10007 (mips16_build_call_stub): Replace the FN parameter with an
10008 FN_PTR parameter. Force the address into a register if it
10009 isn't a call_insn_operand; don't rely on the caller to do this.
10010 If a call to a locally-defined and locally-binding MIPS16
10011 function must be made indirectly, redirect the call to the
10012 function's local alias. Use mips16_stub_function_p,
10013 mips16_stub_function, mips_expand_call and use_reg.
10014 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10015 Use explicit %hi and %lo accesses where possible.
10016 Use MIPS_CALL to generate the correct code form of a
10017 jal instruction. Add clobbers of $18 instead of uses.
10018 Update the call to mips_emit_call_insn.
10019 (mips_expand_call): Replace the SIBCALL_P argument with a
10020 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10021 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10022 allowing it to modify the call address. Update the calls to
10023 mips_load_call_address and mips_emit_call_insn.
10024 (mips_split_call): New function.
10025 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10026 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10027 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10028 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10029 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10031 (mips_cprestore_slot): New function.
10032 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10033 and use mips_cprestore_slot.
10034 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10036 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10037 then use a copygp_mips16 instruction to set up $28.
10038 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10039 (mips16_lay_out_constants): Call split_all_insns_noflow.
10040 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10041 false if TARGET_MIPS16.
10042 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10043 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10044 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10045 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10046 MIPS16 code. Allow MIPS16 o32 PIC.
10047 (mips_override_options): Allow MIPS16 o32 PIC.
10048 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10049 after reload if TARGET_USE_GOT.
10050 (UNSPEC_COPYGP): New constant.
10051 (length): Use a default length of 8 for MIPS16 GOT loads.
10052 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10053 (*got_page<mode>): Check mips_split_hi_p.
10054 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10055 (unspec_got<mode>, unspec_call<mode>): New expanders.
10056 (load_got<mode>, load_call<mode>): Remove the length attributes.
10057 Use a got attribute instead of a type attribute.
10058 (copygp_mips16): New insn.
10059 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10060 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10061 (sibcall, sibcall_value, call, call_value): Update the calls
10062 to mips_expand_call.
10063 (call_internal, call_value_internal): Use mips_split_call.
10064 (call_value_multiple_internal): Likewise.
10065 (call_split): Move after call_internal (the insn it is split from).
10066 (call_internal_direct, call_value_internal_direct): Turn into
10067 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10068 (call_direct_split, call_value_direct_split): New patterns.
10069 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10070 and use M16_REGS instead of M16_NA_REGS.
10071 * config/mips/predicates.md (const_call_insn_operand): Replace
10072 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10073 mips_use_pic_fn_addr_reg_p check.
10074 (move_operand): Reject HIGHs if mips_split_hi_p.
10075 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10076 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10077 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10078 * config/mips/libgcc-mips16.ver: New file.
10079 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10080 $(srcdir)/config/mips/libgcc-mips16.ver.
10082 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10084 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10086 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10087 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10088 (mips16_cfun_returns_in_fpr_p): Likewise.
10090 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10092 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10093 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10094 rather than 4 to PC.
10096 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10098 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10099 (FUNCTION_PROFILER): Save the static chain pointer into $2
10100 beforehand and restore it aftewards.
10101 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10102 address directly into $25 and call the function through $25;
10103 do not clobber $3. Pad the DImode version to cover the space
10104 left by the deleted $25 <- $3 move.
10105 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10106 the removal of the $25 <- $3 move.
10107 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10108 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10110 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10111 Daniel Jacobowitz <dan@codesourcery.com>
10113 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10114 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10115 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10116 * config/mips/mips.c (mips_start_function_definition): New function.
10117 (mips_end_function_definition): Likewise.
10118 (mips_output_function_prologue): Use mips_start_function_definition.
10119 (mips_output_function_epilogue): Use mips_end_function_definition.
10120 (build_mips16_function_stub): Use mips_start_function_definition
10121 and mips_end_function_definition.
10122 (build_mips16_call_stub): Likewise.
10124 2008-08-09 Richard Guenther <rguenther@suse.de>
10126 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10127 * gimple.h (gimple_call_fn): Adjust comment.
10128 (gimple_call_set_fndecl): New function.
10129 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10130 longer having bare FUNCTION_DECL operand.
10131 (gimple_call_return_type): Likewise.
10132 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10134 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10135 (gimple_mod_pow2): Likewise.
10136 (gimple_mod_subtract): Likewise.
10137 (gimple_ic): Likewise.
10138 (gimple_stringop_fixed_value): Likewise.
10139 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10140 longer having bare FUNCTION_DECL operand.
10141 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10142 * omp-low.c (optimize_omp_library_calls): Likewise.
10143 * cgraphunit.c (update_call_expr): Likewise.
10144 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10145 (execute_convert_to_rsqrt): Likewise.
10146 * cfgexpand.c (gimple_to_tree): Simplify.
10147 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10148 bare FUNCTION_DECL operand.
10149 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10150 (convert_gimple_call): Use gimple_call_fndecl.
10151 * c-common.c (c_warn_unused_result): Likewise.
10153 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10156 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10157 (c_finish_return): Likewise.
10158 (c_start_case): Likewise.
10159 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10160 * c-parser.c (c_parser_condition): New. Call
10161 verify_sequence_points.
10162 (c_parser_paren_condition): Call c_parser_condition.
10163 (c_parser_for_statement): Call c_parser_condition.
10165 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10168 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10169 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10170 Moved from diagnostic.h
10171 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10173 (emit_diagnostic): New.
10174 (warning0, pedwarn0): Delete.
10175 (warning, warning_at, pedwarn, permerror): Return bool.
10176 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10177 Moved to diagnostic.c.
10178 (struct diagnostic_context): Use correct type for
10179 classify_diagnostic.
10180 (diagnostic_report_diagnostic): Update declaration.
10181 (emit_diagnostic): Declare.
10182 * errors.c (warning): Return bool.
10183 * errors.h (warning): Update declaration.
10184 * toplev.h (warning0, pedwarn0): Delete.
10185 (warning, warning_at, pedwarn, permerror): Return bool.
10186 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10187 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10188 inform. Update all calls.
10189 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10190 before giving informative note.
10191 (implicit_decl_warning): Likewise.
10192 * c-typeck.c (build_function_call): Likewise.
10193 * tree-sssa.c (warn_uninit): Likewise.
10194 * builtins.c (gimplify_va_arg_expr): Likewise.
10196 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10199 * doc/invoke.texi (-Wextra): Move warning from here...
10200 (-Wuninitialized): ... to here.
10202 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10205 * flags.h (set_Wunused): Delete
10206 * toplev.c (process_options): Handle Wunused flags here.
10207 * opts.c (maybe_warn_unused_parameter): Delete.
10208 (common_handle_option): Replace set_Wunused by warn_unused.
10209 (set_Wextra): Do not handle Wunused-parameter here.
10210 (set_Wunused): Delete.
10211 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10213 * common.opt (Wunused): Add Var and Init.
10214 (Wunused-function): Likewise.
10215 (Wunused-label): Likewise.
10216 (Wunused-parameter): Likewise.
10217 (Wunused-value): Likewise.
10218 (Wunused-variable): Likewise.
10220 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10222 * doc/invoke.texi: Add cpu_type power7.
10223 * config.in (HAVE_AS_VSX): New.
10224 * config.gcc: Add cpu_type power7.
10225 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10227 * configure: Regenerate.
10228 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10230 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10231 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10232 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10234 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10236 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10237 type to vectorize.builtin_conversion.
10238 (vectorizable_conversion): Likewise.
10239 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10240 integral type as input.
10241 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10243 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10244 and ALTIVEC_BUILTIN_VCTSXS.
10245 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10248 2008-08-08 Richard Guenther <rguenther@suse.de>
10250 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10251 (surely_varying_stmt_p): Calls are varying only if they are
10252 non-builtin and not indirect or have no result.
10253 (ccp_fold): Re-instantiate code before the tuples merge.
10255 2008-08-08 Richard Guenther <rguenther@suse.de>
10257 PR tree-optimization/37056
10258 * gimple.h (gimple_assign_rhs_class): New helper function.
10259 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10260 unary operations properly.
10262 2008-08-07 Jan Hubicka <jh@suse.cz>
10264 * i386.h (ix86_size_cost): Declare.
10265 (ix86_cur_cost): New function macro.
10266 * i386.md (peepholes expanding size and splitters): Predicate by
10267 optimize_insn_for_speed_p.
10268 (peepholes reduce size and splitters): Predicate by
10269 optimize_insn_for_size_p.
10270 * i386.c (ix86_size_cost): Rename from ...
10271 (size_cost): This one.
10272 (override_options): Update.
10273 (decide_alg): Likewise.
10274 (ix86_expand_clear): Use RTL profile.
10275 (ix86_pad_returns): Use RTL profile.
10277 2008-08-07 Jan Hubicka <jh@suse.cz>
10279 * recog.c (split_all_insns): Set RTL profile
10280 (peephole2_optimize): Likewise.
10281 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10282 * combine.c (combine_instructions): Likewise.
10284 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10286 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10288 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10290 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10291 value in a6 after the set_frame_ptr insn.
10293 2008-08-07 Richard Henderson <rth@redhat.com>
10296 * gcc.c (cpp_options): Pass along -g*.
10298 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10300 * config/arm/arm.c (output_move_neon): Update comment describing
10301 big-endian vector layout.
10302 (arm_assemble_integer): Do not handle big-endian NEON vectors
10304 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10305 neon_vget_lane<mode>_sext_internal,
10306 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10307 element indices for big-endian.
10309 2008-08-07 Richard Henderson <rth@redhat.com>
10311 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10312 * configure, config.in: Rebuild.
10313 * debug.h (dwarf2out_do_cfi_asm): Declare.
10314 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10315 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10316 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10317 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10319 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10321 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10322 movv2si_internal): Combine into mov<mode>_internal.
10323 (movv2si_internal_2): Remove.
10325 2008-08-07 Jan Hubicka <jh@suse.cz>
10328 * i386.md (single stringop patterns): Enable unconditionally.
10330 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10335 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10336 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10338 * config/i386/sse.md (sse2_movq128): New.
10340 * doc/extend.texi: Document __builtin_ia32_movq128.
10342 2008-08-07 Richard Guenther <rguenther@suse.de>
10344 PR middle-end/37042
10345 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10346 pointers can access anything.
10348 2008-08-06 Jan Hubicka <jh@suse.cz>
10350 * optabs.c (emit_unop_insn): Break out to ...
10351 (maybe_emit_unop_insn): ... this one.
10352 (expand_sfix_optab): Use maybe variant.
10353 * optabs.h (maybe_emit_unop_insn): Declare.
10355 * i386.md (mov0 patterns): Enable by default.
10356 (FP conversion expanders): Disable expansion of code expanding
10357 sequences when instruction should be optimized for size.
10358 (single strinop patterns): Enable when optimizing for size.
10359 (string expanders): Disable expanding of code expanding sequences
10360 when optimizning instruction for size.
10361 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10363 (ix86_fp_comparison_sahf_cost): Likewise.
10364 (ix86_expand_branch): Likewise.
10365 (ix86_expand_ashl_const): Likewise.
10366 (ix86_split_ashl): Likewise.
10367 (ix86_expand_strlen): Likewise.
10368 (ix86_emit_fp_unordered_jump): Likewie.
10370 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10372 * c-common.c: Fix typo.
10373 (c_common_reswords): Activate more C++ keyword warnings.
10375 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10377 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10380 * diagnostic.c (permerror_at): New.
10381 * toplev.h (permerror_at): Declare.
10383 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10384 Ira Rosen <irar@il.ibm.com>
10386 * tree-vect-transform.c (vect_model_simple_cost): Return
10387 immediately if stmt is pure SLP.
10388 (vect_model_store_cost): Ditto.
10389 (vect_model_load_cost): Ditto.
10390 (vectorizable_store): Remove PURE_SLP check before call
10391 to vect_model_store_cost.
10392 (vect_model_store_cost): When checking whether stmt describe
10393 strided access, add a check that it is not slp_node.
10395 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10398 * c-common.c (warn_for_sign_compare): New. Handle separately the
10399 case that 'constant' is zero.
10400 * c-typeck.c (build_binary_op): Move code to c-common.c
10402 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10404 * config/alpha/alpha.c (alpha_preferred_reload_class,
10405 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10406 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10407 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10408 * config/arm/arm.md: Likewise.
10409 * config/avr/avr-protos.h (preferred_reload_class,
10410 test_hard_reg_class, avr_simplify_comparison_p,
10411 out_shift_with_cnt, class_max_nregs): Likewise.
10412 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10413 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10414 preferred_reload_class, test_hard_reg_class): Likewise.
10415 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10416 bfin_memory_move_cost, bfin_secondary_reload,
10417 bfin_output_mi_thunk): Likewise.
10418 * config/crx/crx.c (crx_secondary_reload_class,
10419 crx_memory_move_cost): Likewise.
10420 * config/frv/frv-protos.h (frv_secondary_reload_class,
10421 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10422 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10423 frv_secondary_reload_class, frv_class_likely_spilled_p,
10424 frv_class_max_nregs): Likewise.
10425 * config/h8300/h8300.c (h8300_classify_operand,
10426 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10428 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10429 * config/ia64/ia64.c (ia64_preferred_reload_class,
10430 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10431 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10432 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10434 * config/m68hc11/m68hc11.c (preferred_reload_class,
10435 m68hc11_memory_move_cost): Likewise.
10436 * config/mcore/mcore.c (mcore_secondary_reload_class,
10437 mcore_reload_class): Likewise.
10438 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10439 mips_class_max_nregs, mips_cannot_change_mode_class,
10440 mips_preferred_reload_class, mips_secondary_reload_class,
10441 mips_output_mi_thunk): Likewise.
10442 * config/mmix/mmix.c (mmix_preferred_reload_class,
10443 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10445 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10447 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10448 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10449 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10450 * config/rs6000/rs6000.c (paired_expand_vector_init,
10451 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10452 compare_section_name, rs6000_memory_move_cost): Likewise.
10453 * config/s390/s390.c (s390_emit_compare_and_swap,
10454 s390_preferred_reload_class, s390_secondary_reload,
10455 legitimize_pic_address, legitimize_tls_address,
10456 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10457 s390_class_max_nregs): Likewise.
10458 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10459 * config/s390/s390.md: Likewise.
10460 * config/score/score-protos.h (score_secondary_reload_class,
10461 score_preferred_reload_class): Likewise.
10462 * config/score/score.c (score_preferred_reload_class,
10463 score_secondary_reload_class): Likewise.
10464 * config/score/score3.c (score3_output_mi_thunk,
10465 score3_preferred_reload_class, score3_secondary_reload_class,
10466 score3_hard_regno_mode_ok): Likewise.
10467 * config/score/score3.h (score3_preferred_reload_class,
10468 score3_secondary_reload_class): Likewise.
10469 * config/score/score7.c (score7_output_mi_thunk,
10470 score7_preferred_reload_class, score7_secondary_reload_class,
10471 score7_hard_regno_mode_ok): Likewise.
10472 * config/score/score7.h (score7_preferred_reload_class,
10473 score7_secondary_reload_class): Likewise.
10474 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10475 output_branchy_insn, add_constant, gen_block_redirect,
10476 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10477 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10478 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10479 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10480 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10481 xstormy16_preferred_reload_class): Likewise.
10482 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10483 xtensa_expand_atomic, override_options,
10484 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10486 * reorg.c (try_merge_delay_insns): Likewise.
10487 * tree.c (merge_dllimport_decl_attributes): Likewise.
10489 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10491 2008-08-06 Michael Matz <matz@suse.de>
10493 * Makefile.in (write_entries_to_file): Quote words.
10494 * gengtype.c: (read_input_line): Skip over leading white-space.
10496 2008-08-06 Marc Gauthier <marc@tensilica.com>
10498 * config.gcc: Match more processor names for Xtensa.
10499 * configure.ac: Likewise.
10500 * doc/install.texi (Specific): Likewise.
10501 * configure: Regenerate.
10503 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10505 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10506 * calls.c (avoid_likely_spilled_reg): Likewise.
10507 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10508 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10509 * config/i386/i386.c (ix86_expand_special_args_builtin,
10510 ix86_secondary_reload): Likewise.
10511 * except.c (struct eh_region, gen_eh_region_catch,
10512 remove_unreachable_regions, duplicate_eh_regions,
10513 assign_filter_values, build_post_landing_pads,
10514 sjlj_find_directly_reachable_regions, remove_eh_handler,
10515 reachable_next_level, foreach_reachable_handler,
10516 can_throw_internal_1, can_throw_external_1,
10517 collect_one_action_chain): Likewise.
10518 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10519 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10520 * function.c (update_temp_slot_address, instantiate_new_reg,
10521 instantiate_virtual_regs_in_rtx,
10522 instantiate_virtual_regs_in_insn): Likewise.
10523 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10524 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10525 gimplify_cleanup_point_expr): Likewise.
10526 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10527 * passes.c (next_pass_1): Likewise.
10528 * print-tree.c (print_node_brief, print_node): Likewise.
10529 * profile.c (branch_prob): Likewise.
10530 * tree-dump.c (dump_register): Likewise.
10531 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10533 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10534 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10535 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10536 copy_arguments_for_versioning, copy_static_chain): Likewise.
10537 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10538 add_new_name_mapping, register_new_name_mapping): Likewise.
10539 * tree-mudflap.c (mf_xform_derefs): Likewise.
10540 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10541 get_init_expr, combine_chains): Likewise.
10542 * tree-pretty-print.c (dump_generic_node): Likewise.
10543 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10544 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10545 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10546 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10548 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10550 PR middle-end/37010
10551 * calls.c (expand_call): Use the biggest preferred stack
10554 2008-08-06 Michael Matz <matz@suse.de>
10557 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10558 for reused reload, instead of overwriting them.
10560 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10562 PR middle-end/37009
10563 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10564 for incoming stack boundary.
10566 * function.c (assign_parm_find_entry_rtl): Update
10567 parm_stack_boundary.
10569 * function.h (rtl_data): Add parm_stack_boundary.
10571 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10572 parm_stack_boundary for incoming stack boundary.
10574 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10576 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10577 for unrepresentable subregs or treat them as equal to other regs
10578 or subregs with the same register number.
10580 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10582 PR middle-end/35432
10583 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10586 2008-08-06 Jan Hubicka <jh@suse.cz>
10588 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10589 frequencies might be hot.
10591 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10593 * reload.c (find_reloads): Force constants into literal pool
10594 also if they are wrapped in a SUBREG.
10596 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10599 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10600 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10601 Don't allow predicated instructions for data speculation.
10602 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10605 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10607 * haifa-sched.c (extend_global): Split to extend_global_data and
10608 extend_region_data. Update all uses.
10609 (extend_all): Rename to extend_block_data.
10611 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10613 * sched-rgn.c (new_ready): Check if instruction can be
10614 speculatively scheduled before attempting speculation.
10615 (debug_rgn_dependencies): Remove wrongful assert.
10617 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10619 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10621 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10623 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10624 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10625 va_size, and type_size.
10627 2008-08-04 Jason Merrill <jason@redhat.com>
10630 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10631 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10633 2008-08-05 Richard Henderson <rth@redhat.com>
10635 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10636 * configure: Rebuild.
10638 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10641 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10642 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10645 2008-08-05 Richard Henderson <rth@redhat.com>
10647 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10648 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10649 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10650 * common.opt (fdwarf2-cfi-asm): New.
10651 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10652 * config.in, configure: Rebuild.
10653 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10654 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10656 (dw2_force_const_mem): Externalize.
10657 * dwarf2asm.h: Update.
10658 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10659 generate a real label.
10660 (output_cfi_directive): New.
10661 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10662 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10663 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10665 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10666 (output_loc_operands_raw, output_loc_sequence_raw): New.
10667 (output_cfa_loc_raw): New.
10669 2008-08-05 Paul Brook <paul@codesourcery.com>
10671 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10672 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10673 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10674 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10675 * config/arm/arm.h (TARGET_VFPD32): Define.
10676 (TARGET_VFP3): Use TARGET_VFPD32.
10677 (fputype): Add FPUTYPE_VFP3D16.
10678 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10679 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10680 * config/arm/arm-cores.def: Add cortex-r4f.
10681 * config/arm/arm-tune.md: Regenerate.
10683 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10685 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10686 Reword some comments throughout the file.
10688 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10689 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10690 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10691 MFC_MIN_DMA_LIST_ELEMENTS.
10692 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10693 MFC_MAX_DMA_LIST_ELEMENTS.
10695 (MFC_START_ENABLE): Remove PPU-only define.
10696 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10697 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10699 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10700 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10701 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10702 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10703 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10704 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10705 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10707 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10708 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10709 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10710 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10712 (spu_read_machine_status): Fix typo.
10714 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10716 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10717 SUBREG of multi-word hard register.
10718 * config/spu/spu.c (valid_subreg): Likewise.
10719 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10721 2008-08-04 Richard Guenther <rguenther@suse.de>
10723 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10724 the candidate with the stripped base if that base is different
10725 from the original base even for offset zero.
10727 2008-08-04 Richard Guenther <rguenther@suse.de>
10729 PR middle-end/36691
10730 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10731 check for no_overflow.
10733 2008-08-04 Richard Guenther <rguenther@suse.de>
10735 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10737 2008-08-04 Paul Brook <paul@codesourcery.com>
10739 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10740 (arm_order_regs_for_local_alloc): New function.
10741 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10743 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10745 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10748 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10749 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10750 (ix86_expand_epilogue): Likewise.
10752 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10754 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10757 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10759 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10760 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10761 (*movv2sf_internal_rex64): Ditto.
10763 2008-08-03 Jan Hubicka <jh@suse.cz>
10765 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10766 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10767 * expmed.c (expand_smod_pow2): Likewise.
10769 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10772 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10773 alternative 0 of operand 1.
10774 (*vec_concatv2di_rex64_sse): Ditto.
10775 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10777 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10778 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10779 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10780 (*movv2sf_internal_rex64): Ditto.
10782 2008-08-02 Richard Guenther <rguenther@suse.de>
10785 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10786 (ssedoublesizemode): New mode attribute.
10787 (sse_shufps): Call gen_sse_shufps_v4sf.
10788 (sse_shufps_1): Macroize.
10789 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10790 (sse2_shufpd_1): Macroize.
10791 (vec_extract_odd, vec_extract_even): New expanders.
10792 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10793 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10794 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10795 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10796 (ix86_expand_vector_set): Likewise.
10797 (ix86_expand_reduc_v4sf): Likewise.
10799 2008-08-01 Doug Kwan <dougkwan@google.com>
10801 * matrix-reorg.c: Re-enable all code.
10802 (struct malloc_call_data): Change CALL_STMT to gimple type.
10803 (collect_data_for_malloc_call): Tuplify.
10804 (struct access_site_info): Change STMT to gimple type.
10805 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10806 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10807 (struct free_info): Change STMT to gimple type.
10808 (struct matrix_access_phi_node): Change PHI to gimple type.
10809 (get_inner_of_cast_expr): Remove.
10810 (may_flatten_matrices_1): Tuplify.
10811 (may_flatten_matrices): Ditto.
10812 (mark_min_matrix_escape_level): Ditto.
10813 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10814 (ssa_accessed_in_call_rhs): New
10815 (ssa_accessed_in_assign_rhs): New
10816 (record_access_alloc_site_info): Tuplify.
10817 (add_allocation_site): Ditto.
10818 (analyze_matrix_allocation_site): Ditto.
10819 (analyze_transpose): Ditto.
10820 (get_index_from_offset): Ditto.
10821 (update_type_size): Ditto.
10822 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10823 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10824 (analyze_accesses_for_phi_node): Tuplify.
10825 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10826 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10827 (analyze_matrix_accesses): Tuplify.
10828 (check_var_data): New call-back type for check_var_notmodified_p.
10829 (check_var_notmodified_p): Tuplify and use call-back struct to
10830 return statement found.
10831 (can_calculate_expr_before_stmt): Factor out statement related code
10833 (can_calculate_stmt_before_stmt): New.
10834 (check_allocation_function): Tuplify.
10835 (find_sites_in_func): Ditto.
10836 (record_all_accesses_in_func): Ditto.
10837 (transform_access_sites): Ditto.
10838 (transform_allocation_sites): Ditto.
10839 (matrix_reorg): Re-enable.
10840 (gate_matrix_reorg): Re-enable.
10842 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10844 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10845 for labels for which it hasn't been set yet. If it has been set,
10846 stop walking insns and continue with next worklist item.
10847 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10848 if the only BARRIER is at the very end of a function.
10850 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10852 * cfgexpand.c (expand_stack_alignment): Assert that
10853 stack_realign_drap and drap_rtx must match.
10855 * function.c (instantiate_new_reg): If DRAP is used to realign
10856 stack, replace virtual_incoming_args_rtx with internal arg
10859 2008-08-01 Richard Guenther <rguenther@suse.de>
10861 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10862 loop information only if we initialized it.
10863 (execute_pre): Call fini_pre with in_fre.
10864 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10865 if we do not unroll because we hit max-completely-peeled-insns.
10866 Use our estimation for consistency, do allow shrinking.
10868 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10870 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10871 with MIN_STACK_BOUNDARY.
10872 (ix86_update_stack_boundary): Likewise.
10873 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10876 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10877 (MIN_STACK_BOUNDARY): This.
10879 2008-08-01 Richard Guenther <rguenther@suse.de>
10881 PR middle-end/36997
10882 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10884 2008-08-01 Richard Guenther <rguenther@suse.de>
10886 PR tree-optimization/36988
10887 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10888 do not matter if that doesn't change volatile qualification.
10890 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10892 * configure.ac: Do not generate libada-mk. Do not subst
10893 host_cc_for_libada.
10894 * libada-mk.in: Remove.
10895 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10896 * configure: Regenerate.
10898 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10900 * tree-pass.h: Added comment about not dumping passes with name
10901 starting with star in struct opt_pass.
10902 * passes.c (register_dump_files_1): Don't do dump for a pass with
10903 name starting with star.
10904 * doc/passes.texi (Pass manager): Mention pass names and special
10905 meaning of star prefix to avoid dump.
10907 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10909 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10911 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10912 (ISA_MIPS64R2): New macro.
10913 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10914 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10915 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10916 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10917 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10918 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10919 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10920 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10921 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10922 Move up to keep list alphabetically sorted.
10923 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10924 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10926 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10927 (-march=@var{arch}): Add mips64r2.
10929 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10931 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10933 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10935 * expr.c (expand_assignment): Check for complete type.
10937 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10940 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10942 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10943 for stack alignment.
10945 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10947 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10949 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10950 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10952 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10954 PR rtl-optimization/36419
10955 * dwarf2out.c (barrier_args_size): New variable.
10956 (compute_barrier_args_size, compute_barrier_args_size_1): New
10958 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10959 if not called yet in the current function, use barrier_args_size
10960 array to find the new args_size value.
10961 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10963 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10966 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10969 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10972 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10973 (dwarf2out_stack_adjust): Use it.
10974 (dwarf2out_frame_debug_expr): Likewise.
10976 2008-07-31 Richard Guenther <rguenther@suse.de>
10978 PR tree-optimization/36978
10979 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10980 the generated condition.
10982 2008-07-31 Richard Guenther <rguenther@suse.de>
10984 * passes.c (init_optimization_passes): Always call
10985 pass_early_warn_uninitialized.
10986 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10987 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10988 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10990 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10993 * builtins.c (maybe_emit_free_warning): New function.
10994 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10995 maybe_emit_free_warning for BUILT_IN_FREE.
10998 * dwarf2out.c (get_context_die): New function.
10999 (force_decl_die, force_type_die): Use it.
11000 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11001 returns NULL, force generation of DW_TAG_typedef and put that into
11004 PR preprocessor/36649
11005 * c-pch.c (c_common_read_pch): Save and restore
11006 line_table->trace_includes across PCH restore.
11008 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11011 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11013 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11016 * final.c (call_from_call_insn): Handle COND_EXEC.
11018 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11020 * builtins.c (std_gimplify_va_arg_expr): Replace
11021 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11022 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11024 2008-07-30 Joey Ye <joey.ye@intel.com>
11025 H.J. Lu <hongjiu.lu@intel.com>
11027 * builtins.c (expand_builtin_setjmp_receiver): Replace
11028 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11029 (expand_builtin_apply_args_1): Likewise.
11030 (expand_builtin_longjmp): Need DRAP for stack alignment.
11031 (expand_builtin_apply): Likewise.
11033 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11034 instead of assign_stack_local to allow alignment reduction.
11036 * calls.c (emit_call_1): Need DRAP for stack alignment if
11038 (expand_call): Replace virtual_incoming_args_rtx with
11039 crtl->args.internal_arg_pointer.
11040 * stmt.c (expand_nl_goto_receiver): Likewise.
11042 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11043 alignment and store to stack_alignment_estimated and
11044 max_used_stack_slot_alignment.
11045 (expand_one_var): Likewise.
11046 (expand_stack_alignment): New function.
11047 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11048 and stack_alignment_estimated fields in rtl_data. Call
11049 expand_stack_alignment at end.
11051 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11052 (MAX_STACK_ALIGNMENT): Likewise.
11053 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11054 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11056 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11057 stack alignment when generating virtual registers.
11059 * function.c (assign_stack_local): Renamed to ...
11060 (assign_stack_local_1): This. Add a parameter to indicate
11061 if it is OK to reduce alignment.
11062 (assign_stack_local): Use it.
11063 (instantiate_new_reg): Instantiate virtual incoming args rtx
11064 to vDRAP if stack realignment and DRAP is needed.
11065 (assign_parms): Collect parameter/return type alignment and
11066 contribute to stack_alignment_estimated.
11067 (locate_and_pad_parm): Likewise.
11068 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11069 with crtl->args.internal_arg_pointer.
11071 * function.h (rtl_data): Add new field drap_reg,
11072 max_used_stack_slot_alignment, stack_alignment_estimated,
11073 stack_realign_needed, need_drap, stack_realign_processed and
11074 stack_realign_finalized.
11075 (stack_realign_fp): New macro.
11076 (stack_realign_drap): Likewise.
11078 * global.c (compute_regsets): Frame pointer is needed when
11079 stack is realigned. Can eliminate frame pointer when stack is
11080 realigned and dynamic realigned argument pointer isn't used.
11082 * reload1.c (update_eliminables): Frame pointer is needed
11083 when stack is realigned.
11084 (init_elim_table): Can eliminate frame pointer when stack is
11085 realigned and dynamic realigned argument pointer isn't used.
11087 * rtl.h (assign_stack_local_1): Declare new funtion.
11089 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11090 (TARGET_GET_DRAP_RTX): Likewise.
11091 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11092 TARGET_GET_DRAP_RTX.
11094 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11096 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11097 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11099 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11100 H.J. Lu <hongjiu.lu@intel.com>
11102 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11103 vdrap_reg, stack_realign and drap_reg_saved.
11104 (add_cfi): Don't allow redefining CFA when DRAP is used.
11105 (reg_save): Handle stack alignment.
11106 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11107 alignment. Don't generate DWARF information for (set fp sp)
11109 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11111 (int_loc_descriptor): Move prototype forward. Also define if
11112 DWARF2_UNWIND_INFO is true.
11113 (output_cfa_loc): Handle DW_CFA_expression.
11114 (build_cfa_aligned_loc): New.
11115 (based_loc_descr): Update assert for stack realign. For local
11116 variables, use sp+offset when stack is aligned without drap and
11117 fp+offset when stack is aligned with drap. For arguments, use
11118 cfa+offset when drap is used to align stack.
11120 2008-07-30 Joey Ye <joey.ye@intel.com>
11121 H.J. Lu <hongjiu.lu@intel.com>
11123 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11125 (ix86_gen_andsp): New.
11126 (ix86_user_incoming_stack_boundary): Likewise.
11127 (ix86_default_incoming_stack_boundary): Likewise.
11128 (ix86_incoming_stack_boundary): Likewise.
11129 (ix86_can_eliminate): Likewise.
11130 (find_drap_reg): Likewise.
11131 (ix86_update_stack_boundary): Likewise.
11132 (ix86_get_drap_rtx): Likewise.
11133 (ix86_finalize_stack_realign_flags): Likewise.
11134 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11135 (TARGET_GET_DRAP_RTX): Likewise.
11136 (override_options): Overide option value for new options.
11137 (ix86_function_ok_for_sibcall): Remove check for
11138 force_align_arg_pointer.
11139 (ix86_handle_cconv_attribute): Likewise.
11140 (ix86_function_regparm): Likewise.
11141 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11142 (ix86_va_start): Replace virtual_incoming_args_rtx with
11143 crtl->args.internal_arg_pointer.
11144 (ix86_select_alt_pic_regnum): Check DRAP register.
11145 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11146 (ix86_compute_frame_layout): Compute frame layout wrt stack
11148 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11149 (ix86_expand_prologue): Decide if stack realignment is needed
11150 and generate prologue code accordingly.
11151 (ix86_expand_epilogue): Generate epilogue code wrt stack
11152 realignment is really needed or not.
11154 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11155 (ABI_STACK_BOUNDARY): Likewise.
11156 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11157 (STACK_REALIGN_DEFAULT): Likewise.
11158 (INCOMING_STACK_BOUNDARY): Likewise.
11159 (MAX_STACK_ALIGNMENT): Likewise.
11160 (ix86_incoming_stack_boundary): Likewise.
11161 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11162 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11163 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11164 (machine_function): Remove force_align_arg_pointer.
11166 * config/i386/i386.md (BX_REG): New.
11167 (R13_REG): Likewise.
11169 * config/i386/i386.opt (mforce_drap): New.
11170 (mincoming-stack-boundary): Likewise.
11171 (mstackrealign): Add Init(-1).
11173 * config/i386/i386-protos.h (ix86_can_eliminate): New
11175 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11177 * doc/extend.texi: Update force_align_arg_pointer.
11179 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11182 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11183 (INCOMING_STACK_BOUNDARY): Likewise.
11184 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11185 (TARGET_GET_DRAP_RTX): Likewise.
11187 2008-07-30 Andreas Schwab <schwab@suse.de>
11189 PR rtl-optimization/36929
11190 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11191 add_insn_before and fix argument order.
11192 (replace_inc_dec_mem): Handle NULL rtx.
11194 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11196 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11198 (arm_compute_initial_elimination_offset): Use it.
11199 (arm_compute_save_reg_mask): Include static chain save slot when
11200 calculating alignment.
11201 (arm_get_frame_offsets): Ditto.
11202 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11203 that we can use to decrement the stack when the stack decrement
11204 could be too big for an immediate value in a single insn.
11205 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11207 2008-07-30 Richard Guenther <rguenther@suse.de>
11209 PR tree-optimization/36967
11210 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11211 Release defs of statements we remove.
11213 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11215 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11216 instead of NULL_RTVEC.
11218 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11222 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11225 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11227 * final.c (call_from_call_insn): New.
11228 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11230 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11232 * configure.ac: Substitute ADA_CFLAGS.
11233 * configure: Regenerate.
11234 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11235 * Makefile.in: Remove mention of X_* variables.
11236 * config/pa/x-ada-hpux10: Remove.
11237 * config/pa/x-ada: Remove.
11239 * doc/fragments.texi: Update.
11241 2008-07-30 Olivier Hainque <hainque@adacore.com>
11243 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11244 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11245 __dso_handle explicitly here.
11247 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11250 * c-typeck.c (build_binary_op): Encapsulate code into...
11251 * c-common.c (shorten_binary_op): ...this new function.
11252 (conversion_warning): Use the new function. Handle non-negative
11253 constant in bitwise-and.
11254 * c-common.h (shorten_binary_op): Declare.
11256 2008-07-30 Olivier Hainque <hainque@adacore.com>
11258 * scan.c (make_sstring_space): Add explicit conversions of
11259 allocator's return value.
11260 * fix-header.c (recognized_function): Likewise.
11262 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11264 * doc/cpp.texi: Update to GFDL 1.2.
11265 * doc/gcc.texi: Do not list GPL as Invariant Section.
11266 * doc/gccint.texi: Likewise. Update copyright years.
11267 * doc/install.texi: Update copyright years.
11269 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11272 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11273 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11275 2008-07-29 Jan Hubicka <jh@suse.cz>
11277 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11278 (grokdeclarator): Likewise.
11279 * langhooks.c (lhd_warn_unused_global_decl): Use
11280 DECL_DECLARED_INLINE_P.
11281 * print-tree.c (print_node): Remove DECL_INLINE check.
11283 2008-07-29 Richard Guenther <rguenther@suse.de>
11285 PR tree-optimization/36945
11286 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11288 Record invariant addresses un-decomposed.
11289 (copy_reference_ops_from_call): Record reference call
11290 arguments properly. Simplify.
11291 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11292 helper split out from ...
11293 (create_component_ref_by_pieces): ... here. Simplify.
11294 Prepare for recursive invocation for call arguments.
11295 (create_expression_by_pieces): Adjust call to
11296 create_component_ref_by_pieces.
11297 (compute_avail): Process operand 2 of reference ops.
11299 2008-07-29 Richard Guenther <rguenther@suse.de>
11301 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11303 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11305 * c-format.c (check_format_types): Revert unwanted checkin.
11307 2008-07-29 Jan Hubicka <jh@suse.cz>
11309 * flags.h (flag_really_no_inline): Remove.
11310 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11311 * toplev.c (flag_really_no_inline): Remove.
11312 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11313 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11314 (cgraph_decide_inlining_incrementally): Likewise.
11315 (compute_inline_parameters): Likewise.
11316 * opts.c (decode_options): Simplify.
11317 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11318 * common.opt (finline): Initialize to 1.
11319 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11321 2008-07-29 Jan Hubicka <jh@suse.cz>
11323 * predict.c (always_optimize_for_size_p): New function.
11324 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11325 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11326 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11328 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11329 * function.c (prepare_function_start): Set default profile.
11330 * function.h (rtl_data): Add maybe_hot_insn_p.
11331 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11332 (construct_exit_block): Likewise.
11333 (tree_expand_cfg): Likewise.
11335 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11336 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11337 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11338 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11341 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11344 * c-decl.c (merge_decls): Merge USED flags.
11346 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11348 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11349 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11350 next_stack, lab_false and lab_over trees.
11352 2008-07-28 Richard Guenther <rguenther@suse.de>
11354 PR tree-optimization/36957
11355 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11356 (useless_type_conversion_p): Remove.
11357 (types_compatible_p): Remove.
11358 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11359 (useless_type_conversion_p): Declare.
11360 (types_compatible_p): Declare.
11361 (gimple_expr_type): Return the base type only if it is
11362 trivially convertible to the subtype.
11364 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11366 * configure.ac: Use the m4_do macro to concatenate the warnings into
11367 one string in ACX_PROG_CC_WARNING_OPTS,
11368 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11369 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11370 * configure: Regenerate.
11372 2008-07-28 Richard Guenther <rguenther@suse.de>
11374 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11375 (insert_fake_stores): Remove.
11376 (realify_fake_stores): Likewise.
11377 (execute_pre): Remove dead code.
11378 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11379 (find_func_aliases): Deal with it here instead.
11380 Re-enable gcc_unreachable call.
11382 2008-07-28 Richard Guenther <rguenther@suse.de>
11384 Merge from gimple-tuples-branch.
11386 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11387 * gimple.def: New file.
11388 * gsstruct.def: Likewise.
11389 * gimple-iterator.c: Likewise.
11390 * gimple-pretty-print.c: Likewise.
11391 * tree-gimple.c: Removed. Merged into ...
11392 * gimple.c: ... here. New file.
11393 * tree-gimple.h: Removed. Merged into ...
11394 * gimple.h: ... here. New file.
11396 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11397 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11398 --enable-checking=gimple flag.
11399 * config.in: Likewise.
11400 * configure: Regenerated.
11402 * tree-ssa-operands.h: Tuplified.
11403 * tree-vrp.c: Likewise.
11404 * tree-loop-linear.c: Likewise.
11405 * tree-into-ssa.c: Likewise.
11406 * tree-ssa-loop-im.c: Likewise.
11407 * tree-dump.c: Likewise.
11408 * tree-complex.c: Likewise.
11409 * cgraphbuild.c: Likewise.
11410 * tree-ssa-threadupdate.c: Likewise.
11411 * tree-ssa-loop-niter.c: Likewise.
11412 * tree-pretty-print.c: Likewise.
11413 * tracer.c: Likewise.
11414 * gengtype.c: Likewise.
11415 * tree-loop-distribution.c: Likewise.
11416 * tree-ssa-loop-unswitch.c: Likewise.
11417 * cgraph.c: Likewise.
11418 * cgraph.h: Likewise.
11419 * tree-ssa-loop-manip.c: Likewise.
11420 * value-prof.c: Likewise.
11421 * tree-ssa-loop-ch.c: Likewise.
11422 * tree-tailcall.c: Likewise.
11423 * value-prof.h: Likewise.
11424 * tree.c: Likewise.
11425 * tree.h: Likewise.
11426 * tree-pass.h: Likewise.
11427 * ipa-cp.c: Likewise.
11428 * tree-scalar-evolution.c: Likewise.
11429 * tree-scalar-evolution.h: Likewise.
11430 * target.h: Likewise.
11431 * lambda-mat.c: Likewise.
11432 * tree-phinodes.c: Likewise.
11433 * diagnostic.h: Likewise.
11434 * builtins.c: Likewise.
11435 * tree-ssa-alias-warnings.c: Likewise.
11436 * cfghooks.c: Likewise.
11437 * fold-const.c: Likewise.
11438 * cfghooks.h: Likewise.
11439 * omp-low.c: Likewise.
11440 * tree-ssa-dse.c: Likewise.
11441 * ipa-reference.c: Likewise.
11442 * tree-ssa-uncprop.c: Likewise.
11443 * toplev.c: Likewise.
11444 * tree-gimple.c: Likewise.
11445 * tree-gimple.h: Likewise.
11446 * tree-chrec.c: Likewise.
11447 * tree-chrec.h: Likewise.
11448 * tree-ssa-sccvn.c: Likewise.
11449 * tree-ssa-sccvn.h: Likewise.
11450 * cgraphunit.c: Likewise.
11451 * tree-ssa-copyrename.c: Likewise.
11452 * tree-ssa-ccp.c: Likewise.
11453 * tree-ssa-loop-ivopts.c: Likewise.
11454 * tree-nomudflap.c: Likewise.
11455 * tree-call-cdce.c: Likewise.
11456 * ipa-pure-const.c: Likewise.
11457 * c-format.c: Likewise.
11458 * tree-stdarg.c: Likewise.
11459 * tree-ssa-math-opts.c: Likewise.
11460 * tree-ssa-dom.c: Likewise.
11461 * tree-nrv.c: Likewise.
11462 * tree-ssa-propagate.c: Likewise.
11463 * ipa-utils.c: Likewise.
11464 * tree-ssa-propagate.h: Likewise.
11465 * tree-ssa-alias.c: Likewise.
11466 * gimple-low.c: Likewise.
11467 * tree-ssa-sink.c: Likewise.
11468 * ipa-inline.c: Likewise.
11469 * c-semantics.c: Likewise.
11470 * dwarf2out.c: Likewise.
11471 * expr.c: Likewise.
11472 * tree-ssa-loop-ivcanon.c: Likewise.
11473 * predict.c: Likewise.
11474 * tree-ssa-loop.c: Likewise.
11475 * tree-parloops.c: Likewise.
11476 * tree-ssa-address.c: Likewise.
11477 * tree-ssa-ifcombine.c: Likewise.
11478 * matrix-reorg.c: Likewise.
11479 * c-decl.c: Likewise.
11480 * tree-eh.c: Likewise.
11481 * c-pretty-print.c: Likewise.
11482 * lambda-trans.c: Likewise.
11483 * function.c: Likewise.
11484 * langhooks.c: Likewise.
11485 * ebitmap.h: Likewise.
11486 * tree-vectorizer.c: Likewise.
11487 * function.h: Likewise.
11488 * langhooks.h: Likewise.
11489 * tree-vectorizer.h: Likewise.
11490 * ipa-type-escape.c: Likewise.
11491 * ipa-type-escape.h: Likewise.
11492 * domwalk.c: Likewise.
11493 * tree-if-conv.c: Likewise.
11494 * profile.c: Likewise.
11495 * domwalk.h: Likewise.
11496 * tree-data-ref.c: Likewise.
11497 * tree-data-ref.h: Likewise.
11498 * tree-flow-inline.h: Likewise.
11499 * tree-affine.c: Likewise.
11500 * tree-vect-analyze.c: Likewise.
11501 * c-typeck.c: Likewise.
11502 * gimplify.c: Likewise.
11503 * coretypes.h: Likewise.
11504 * tree-ssa-phiopt.c: Likewise.
11505 * calls.c: Likewise.
11506 * tree-ssa-coalesce.c: Likewise.
11507 * tree.def: Likewise.
11508 * tree-dfa.c: Likewise.
11509 * except.c: Likewise.
11510 * except.h: Likewise.
11511 * cfgexpand.c: Likewise.
11512 * tree-cfgcleanup.c: Likewise.
11513 * tree-ssa-pre.c: Likewise.
11514 * tree-ssa-live.c: Likewise.
11515 * tree-sra.c: Likewise.
11516 * tree-ssa-live.h: Likewise.
11517 * tree-predcom.c: Likewise.
11518 * lambda.h: Likewise.
11519 * tree-mudflap.c: Likewise.
11520 * ipa-prop.c: Likewise.
11521 * print-tree.c: Likewise.
11522 * tree-ssa-copy.c: Likewise.
11523 * ipa-prop.h: Likewise.
11524 * tree-ssa-forwprop.c: Likewise.
11525 * ggc-page.c: Likewise.
11526 * c-omp.c: Likewise.
11527 * tree-ssa-dce.c: Likewise.
11528 * tree-vect-patterns.c: Likewise.
11529 * tree-ssa-ter.c: Likewise.
11530 * tree-nested.c: Likewise.
11531 * tree-ssa.c: Likewise.
11532 * lambda-code.c: Likewise.
11533 * tree-ssa-loop-prefetch.c: Likewise.
11534 * tree-inline.c: Likewise.
11535 * tree-inline.h: Likewise.
11536 * tree-iterator.c: Likewise.
11537 * tree-optimize.c: Likewise.
11538 * tree-ssa-phiprop.c: Likewise.
11539 * tree-vect-transform.c: Likewise.
11540 * tree-object-size.c: Likewise.
11541 * tree-outof-ssa.c: Likewise.
11542 * cfgloop.c: Likewise.
11543 * system.h: Likewise.
11544 * tree-profile.c: Likewise.
11545 * cfgloop.h: Likewise.
11546 * c-gimplify.c: Likewise.
11547 * c-common.c: Likewise.
11548 * tree-vect-generic.c: Likewise.
11549 * tree-flow.h: Likewise.
11550 * c-common.h: Likewise.
11551 * basic-block.h: Likewise.
11552 * tree-ssa-structalias.c: Likewise.
11553 * tree-switch-conversion.c: Likewise.
11554 * tree-ssa-structalias.h: Likewise.
11555 * tree-cfg.c: Likewise.
11556 * passes.c: Likewise.
11557 * ipa-struct-reorg.c: Likewise.
11558 * ipa-struct-reorg.h: Likewise.
11559 * tree-ssa-reassoc.c: Likewise.
11560 * cfgrtl.c: Likewise.
11561 * varpool.c: Likewise.
11562 * stmt.c: Likewise.
11563 * tree-ssanames.c: Likewise.
11564 * tree-ssa-threadedge.c: Likewise.
11565 * langhooks-def.h: Likewise.
11566 * tree-ssa-operands.c: Likewise.
11567 * config/alpha/alpha.c: Likewise.
11568 * config/frv/frv.c: Likewise.
11569 * config/s390/s390.c: Likewise.
11570 * config/m32c/m32c.c: Likewise.
11571 * config/m32c/m32c-protos.h: Likewise.
11572 * config/spu/spu.c: Likewise.
11573 * config/sparc/sparc.c: Likewise.
11574 * config/i386/i386.c: Likewise.
11575 * config/sh/sh.c: Likewise.
11576 * config/xtensa/xtensa.c: Likewise.
11577 * config/stormy16/stormy16.c: Likewise.
11578 * config/ia64/ia64.c: Likewise.
11579 * config/rs6000/rs6000.c: Likewise.
11580 * config/pa/pa.c: Likewise.
11581 * config/mips/mips.c: Likewise.
11583 2008-07-28 Simon Baldwin <simonb@google.com>
11585 * c-pragma.c (handle_pragma_message): New function.
11586 (init_pragma): Register handle_pragma_message.
11587 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11590 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11592 PR tree-optimization/35252
11593 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11594 REALPART_EXPR to be considered as same load operation.
11596 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11598 PR tree-optimization/36830
11599 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11600 (expressions_equal_p): Return false if only one operand is null.
11602 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11604 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11605 version requirements.
11607 2008-07-26 Olivier Hainque <hainque@adacore.com>
11609 * collect2.c (symkind): New enum. Symbol kinds we care about.
11610 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11611 code and head comment accordingly.
11612 (scan_prog_file): Use symkind names instead of bare integers.
11614 2008-07-25 Jan Hubicka <jh@suse.cz>
11616 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11618 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11619 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11620 * dojump.c (clear_pending_stack_adjust): Likewise.
11621 * print-tree.c (print_node): Ignore DECL_INLINE.
11622 * tree-inline.c (inlinable_function_p): Likewise.
11624 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11626 * doc/extend.texi (hot attribute): Document that the hot attribute
11627 turns on -O3 for some ports.
11628 (cold attribute): Document that the cold attribute turns on -Os
11631 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11632 reflect function specific option support.
11634 * target.h (struct target_option_hooks): Add fields to say whether
11635 the cold attribute implies -Os and the hot attribute implies -O3.
11637 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11638 By default, do not turn on -Os for cold functions.
11639 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11640 not turn on -O3 for hot functions.
11642 * c-common.c (handle_hot_attribute): Use target hook to determine
11643 if hot functions should enable -O3.
11644 (handle_cold_attribute): Use target hook to determine if cold
11645 functions should enable -Os.
11647 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11648 (override_options): Move disable scheduling to
11649 optimization_options.
11650 (optimization_options): Disable scheduling here, not
11652 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11653 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11655 * config/ia64/ia64.c (ia64_override_options): Move setting
11656 scheduling flags to ia64_optimization_options.
11657 (ia64_optimization_options): Disable scheduling options here, and
11658 not in ia64_override_options.
11659 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11660 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11662 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11665 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11667 2008-07-25 Martin Jambor <mjambor@suse.cz>
11669 PR tree-optimization/36926
11670 * ipa-prop.c (ipa_analyze_call_uses): Call
11671 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11673 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11675 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11676 movv2si_internal): Add mem = reg alternative.
11678 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11681 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11682 DEFAULT_PCC_STRUCT_RETURN to 127.
11684 2008-07-24 Jan Hubicka <jh@suse.cz>
11686 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11687 (build_cgraph_edges): Likewise.
11688 * cgraph.c (cgraph_node): Do not update assembler hash.
11689 (cgraph_remove_node): Drop non-unit-at-a-time code.
11690 * tree-pass.h (pass_O0_always_inline): Remove.
11691 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11692 * toplev.c (process_options): Flag unit-at-a-time does not imply
11693 no section anchors.
11694 * cgraphunit.c: Update comments.
11695 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11696 (cgraph_assemble_pending_functions): Remove.
11697 (cgraph_reset_node): Drop non-unit-at-a-time code.
11698 (cgraph_finalize_function): Likewise.
11699 (cgraph_analyze_function): Likewise.
11700 (cgraph_finalize_compilation_unit): Likewise.
11701 (cgraph_expand_function): Likewise.
11702 (cgraph_optimize): Likesise.
11703 (save_inline_function_body): Likewise.
11704 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11705 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11706 * ipa-inline.c: Update comments.
11707 (enum inlining_mode): remove INLINE_SPEED.
11708 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11709 (cgraph_mark_inline_edge): Likewise.
11710 (try_inline): Likewise.
11711 (cgraph_decide_inlining_incrementally): Likewise.
11712 (cgraph_gate_inlining): Remove.
11713 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11714 (cgraph_gate_early_inlining): Likewise.
11715 (gate_inline_passes): Remove.
11716 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11717 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11718 pass_O0_always_inline): Remove.
11719 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11720 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11721 * opts.c (no_unit_at_a_time_default): Remove.
11722 (decode_options): Remove flag_unit_at_a_time reset and warning.
11723 * opts.h (no_unit_at_a_time_default): Remove.
11724 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11725 early in GNU dialect.
11726 (merge_decls): Update comment; drop unit-at-a-time check.
11727 (finish_decl): Likewise.
11728 (grok_declaration): Remove flag_inline_trees code.
11729 (finish_functions): Return on function returning non-void on all
11731 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11732 * cfgexpand.c (expand_one_static_var): Remove.
11733 (expand_one_var): Remove expand_one_static_var call.
11734 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11735 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11736 and flag_unit_at_a-time compatibility checks.
11737 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11738 * tree-inline.c (flag_inline_trees): Remove.
11739 (inlinable_function_p): Don't check it.
11740 (expand_call_inline): Remove non-unit-at-a-time code.
11741 * tree-inline.h (flag_inline_trees): Remove.
11742 * tree-optimize.c (execute_early_local_optimizations): Remove
11743 unit-at-a-time checks.
11744 (tree_rest_of_compilation): Likewise.
11745 * combine.c (setup_incoming_promotions): Likewise.
11746 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11747 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11748 * passes.c (pass_inline_parameters): Update comments; remove
11749 O0_alwaysinline pass.
11750 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11751 (execute_one_pass): Likewise.
11752 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11753 (ix86_function_sseregparm): Likewise.
11754 * arm.c (arm_function_in_section_p): Likewise.
11755 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11756 * varpool.c: Update comments.
11757 (decide_is_variable_needed): Remove unit-at-a-time checks.
11758 (varpool_finalize_decl): Likewise.
11760 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11762 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11763 to 2 instead of -1.
11764 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11766 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11768 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11769 imp symbol extension.
11771 2008-07-23 Ian Lance Taylor <iant@google.com>
11773 * tree-vrp.c (infer_value_range): Ignore asm statements when
11774 looking for memory accesses for -fdelete-null-pointer-checks.
11776 2008-07-24 Ben Elliston <bje@au.ibm.com>
11778 * config/spu/spu-c.c (__vector_keyword): New variable.
11779 (vector_keyword): Likewise.
11780 (spu_categorize_keyword): New function.
11781 (spu_macro_to_expand): Likewise.
11782 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11783 compiling an ISO C dialect.
11785 2008-07-24 Ben Elliston <bje@au.ibm.com>
11787 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11788 conventional usage.
11790 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11792 * configure: Regenerate.
11793 * configure.ac: Require texinfo 4.7.
11794 * doc/install.texi: Document texinfo 4.7 requirement.
11796 2008-07-23 Martin Jambor <mjambor@suse.cz>
11798 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11799 rather than for DECL_SAVED_TREE.
11800 * ipa-prop.c: Include diagnostic.h.
11801 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11803 (ipa_detect_param_modifications): Function rewritten from scratch.
11804 (ipa_compute_jump_functions): Changed accesses to modification flags.
11805 (ipa_free_node_params_substructures): Update flags destruction.
11806 (ipa_node_duplication_hook): Update flags duplication.
11807 (ipa_print_all_params_modified): Updated flag access.
11808 * ipa-prop.h (struct ipa_param_flags): New structure.
11809 (struct ipa_node_params): New field modification_analysis_done,
11810 modified_flags changed into param_flags.
11811 (ipa_is_ith_param_modified): Changed to use new flags.
11812 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11814 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11815 ipa-cp.c and split into two functions.
11816 (ipa_print_node_jump_functions): New function.
11817 (compute_scalar_jump_functions): New function.
11818 (type_like_member_ptr_p): New function.
11819 (compute_pass_through_member_ptrs): New function.
11820 (fill_member_ptr_cst_jump_function): New function.
11821 (determine_cst_member_ptr): New function.
11822 (compute_cst_member_ptr_arguments): New function.
11823 (ipa_compute_jump_functions): Complete rewrite.
11824 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11825 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11826 (struct ipa_member_ptr_cst): New structure.
11827 (union jump_func_value): New field member_cst.
11828 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11829 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11830 jump function types.
11831 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11832 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11833 instead of ipcp_print_all_jump_functions.
11834 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11835 only for replacable scalars.
11837 * doc/invoke.texi (Optimize options): Add description of
11838 -findirect-inlining.
11839 * common.opt (flag_indirect_inlining): New flag.
11840 * opts.c (decode_options): Set flag_indirect_inlining when
11843 * ipa-inline.c: Include ipa-prop.h.
11844 (inline_indirect_intraprocedural_analysis): New function.
11845 (inline_generate_summary): Allocate parameter and argument info
11846 structures, call inline_indirect_intraprocedural_analysis on each
11847 node when doing indirect inlining and deallocate indirect inlining
11848 data structures in the end.
11849 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11850 (free_all_ipa_structures_after_iinln): New function.
11851 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11853 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11855 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11856 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11857 of computing the frequency separately.
11858 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11859 of computing the frequency separately.
11860 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11861 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11862 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11863 (ipa_get_stmt_member_ptr_load_param): New function.
11864 (ipa_is_ssa_with_stmt_def): New function.
11865 (ipa_note_param_call): New function.
11866 (ipa_analyze_call_uses): New function.
11867 (ipa_analyze_stmt_uses): New function.
11868 (ipa_analyze_params_uses): New function.
11869 (ipa_free_node_params_substructures): Also free the param_calls linked
11871 (ipa_node_duplication_hook): Also duplicate the param_calls
11873 (ipa_print_node_param_flags): New function.
11874 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11875 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11876 * ipa-prop.h (struct ipa_param_flags): New field called.
11877 (struct ipa_param_call_note): New structure.
11878 (struct ipa_node_params): New fields param_calls and
11879 uses_analysis_done.
11880 (ipa_is_ith_param_called): New function.
11881 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11882 ipa_analyze_params_uses and dump parameter flags.
11884 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11885 ipa_propagate_indirect_call_infos if performing indirect inlining,
11886 pass a new parameter new_edges to it.
11887 (add_new_edges_to_heap): New fucntion.
11888 (cgraph_decide_inlining_of_small_functions): New vector
11889 new_indirect_edges for newly found indirect edges , call
11890 ipa_propagate_indirect_call_infos after inlining.
11891 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11892 inlining if performing indirect inlining. Call
11893 free_all_ipa_structures_after_iinln when doing so too.
11894 (inline_generate_summary): Do not call
11895 free_all_ipa_structures_after_iinln here.
11896 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11897 (print_edge_addition_message): New function.
11898 (update_call_notes_after_inlining): New function.
11899 (propagate_info_to_inlined_callees): New function.
11900 (ipa_propagate_indirect_call_infos): New function.
11901 * ipa-prop.h: Include cgraph.h
11902 (struct ipa_param_call_note): Fields reordered, new field processed.
11903 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11904 flag indirect_call.
11905 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11906 rediscovered call statements.
11907 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11908 (dump_cgraph_node): Dump also the indirect_call flag.
11909 (cgraph_clone_edge): Copy also the indirect_call flag.
11910 * tree-inline.c (copy_bb): Do not check for fndecls from call
11911 expressions, check for edge availability when moving clones.
11912 (get_indirect_callee_fndecl): New function.
11913 (expand_call_inline): If callee declaration is not apprent from
11914 the statement, try calling get_indirect_callee_fndecl. Do not
11915 issue warnings or call sorry when not inlinings an indirect edge.
11916 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11918 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11919 bit more frandly to matching.
11920 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11921 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11922 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11924 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11927 * opth-gen.awk: Suppress function specific features when building
11929 * optc-gen.awk: Ditto.
11931 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11934 * diagnostic.c (pedwarn): Add opt parameter.
11936 * c-tree.h (pedwarn_init): Add opt parameter.
11937 (pedwarn_c90): Likewise.
11938 (pedwarn_c99): Likewise.
11939 * c-errors.c (pedwarn_c99): Likewise.
11940 (pedwarn_c90): Likewise.
11941 * toplev.h (pedwarn): Update declaration.
11942 (pedwarn0): Declare.
11943 * c-lex.c: All calls to pedwarn changed.
11944 * builtins.c: All calls to pedwarn changed.
11945 * toplev.c: All calls to pedwarn changed.
11946 * c-decl.c: All calls to pedwarn changed.
11947 * c-typeck.c: All calls to pedwarn changed.
11948 * c-common.c: All calls to pedwarn changed.
11949 * c-parser.c: All calls to pedwarn changed.
11951 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11952 Karthik Kumar <karthikkumar@gmail.com>
11954 * attribs.c (file scope): Include c-common.h.
11955 (decl_attributes): Add support for #pragma GCC optimize and
11956 #pragma GCC option.
11958 * targhooks.c (default_can_inline_p): New function that is the
11959 default for the TARGET_CAN_INLINE_P target hook.
11961 * targhooks.h (default_can_inline_p): Add declaration.
11963 * tree.c (cl_optimization_node): New static tree for building
11964 OPTIMIZATION_NODE tree.
11965 (cl_target_option_node): New static tree for building
11966 TARGET_OPTION_NODE tree.
11967 (cl_option_hash_table): New hash table for hashing
11968 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11969 (cl_option_hash_hash): New function to provide the hash value for
11970 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11971 (cl_option_hash_eq): New function to provide an equality test for
11972 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11973 (tree_code_size): Add support for OPTIMIZATION_NODE and
11974 TARGET_OPTION_NODE trees.
11975 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11976 TARGET_OPTION_NODE trees.
11977 (build_optimization_node): Build a tree that has all of the
11978 current optimization options.
11979 (build_target_option_node): Build a tree that has the target
11980 options that might be changed on a per function basis.
11982 * tree.h (file scope): Include options.h.
11983 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11984 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11985 (TREE_OPTIMIZATION): Ditto.
11986 (TREE_TARGET_SPECIFIC): Ditto.
11987 (struct tree_function_decl): Add fields for remembering the
11988 current optimization options and target specific options.
11989 (struct tree_optimization_option): New tree variant that remembers
11990 the optimization options.
11991 (struct tree_target_option): New tree variant that remembers the
11992 target specific flags that might change for compiling a particular
11994 (union tree_node): Include tree_optimization_option and
11995 tree_target_option fields.
11996 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11997 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11998 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11999 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12000 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12001 optimization and target options.
12002 (optimization_default_node): New macro to refer to global_trees
12004 (optimization_current_node): Ditto.
12005 (optimization_cold_node): Ditto.
12006 (optimization_hot_node): Ditto.
12007 (target_option_default_node): Ditto.
12008 (target_option_current_node): Ditto.
12009 (current_option_pragma): Ditto.
12010 (current_optimize_pragma): Ditto.
12012 * target.h (struct gcc_target): Add valid_option_attribute_p,
12013 target_option_save, target_option_restore, target_option_print,
12014 target_option_pragma_parse, and can_inline_p hooks.
12016 * toplev.h (parse_optimize_options): Add declaration.
12017 (fast_math_flags_struct_set_p): Ditto.
12019 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12020 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12023 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12024 tree_can_inline_p hook to see if one function can inline another.
12025 (cgraph_decide_inlining): Ditto.
12026 (cgraph_decide_inlining_incrementally): Ditto.
12028 * opts.c (decode_options): Add support for running multiple times
12029 to allow functions with different target or optimization options
12030 than was specified on the command line.
12031 (fast_math_flags_struct_set_p): New function that is similar to
12032 fast_math_flags_set_p, except it uses the values in the
12033 cl_optimization structure instead of global variables.
12035 * optc-gen.awk: Add support for TargetSave to allow a back end to
12036 declare new fields that need to be saved when using function
12037 specific options. Include flags.h and target.h in the options.c
12038 source. Add support for Save to indicate which options can be set
12039 for individual functions. Generate cl_optimize_save,
12040 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12041 cl_target_option_restore, cl_target_option_print functions to
12042 allow functions to use different optimization or target options.
12044 * opt-functions.awk (var_type_struct): Return the type used for
12045 storing the field in a structure.
12047 * opth-gen.awk: Add support for TargetSave to allow a back end to
12048 declare new fields that need to be saved when using function
12049 specific options. Add support for Save to indicate which options
12050 can be set for individual functions. Only generate one extern for
12051 Mask fields. Generate cl_optimization and cl_target_option
12052 structures to remember optimization and target options.
12054 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12055 collecting new tree nodes.
12056 (TS_TARGET_OPTION): Ditto.
12058 * c-decl.c (merge_decls): Merge function specific target and
12059 optimization options.
12061 * function.c (invoke_set_current_function_hook): If the function
12062 uses different optimization options, change the global variables
12065 * coretypes.h (struct cl_optimization): Add forward reference.
12066 (struct cl_target_option): Ditto.
12068 * c-pragma.c (option_stack): New static vector to remember the
12069 current #pragma GCC option stack.
12070 (handle_pragma_option): New function to support #pragma GCC option
12071 to change target options.
12072 (optimize_stack): New static vector to remember the current
12073 #pragma GCC optimize stack.
12074 (handle_pragma_optimize): New function to support #pragma GCC
12075 optimize to change optimization options.
12076 (init_pragma): Add support for #pragma GCC optimize and #pragma
12079 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12080 optimization options.
12081 (TARGET_OPTION_NODE): New tree code for remembering certain target
12084 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12085 TARGET_OPTION_NODE trees.
12087 * common.opt (-O): Add Optimization flag.
12089 (-fmath-errno): Ditto.
12090 (-falign-functions): Add UInteger flag to make sure flag gets full
12091 int in cl_optimization structure.
12092 (-falign-jumps): Ditto.
12093 (-falign-labels): Ditto.
12094 (-falign-loops): Ditto.
12095 (-fsched-stalled-insns): Ditto.
12096 (-fsched-stalled-insns-dep): Ditto.
12098 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12100 (TARGET_OPTION_SAVE): Ditto.
12101 (TARGET_OPTION_RESTORE): Ditto.
12102 (TARGET_OPTION_PRINT): Ditto.
12103 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12104 (TARGET_CAN_INLINE_P): Ditto.
12105 (TARGET_INITIALIZER): Add new hooks.
12107 * tree-inline.c (tree_can_inline_p): New function to determine
12108 whether one function can inline another. Check if the functions
12109 use compatible optimization options, and also call the backend
12112 * tree-inline.h (tree_can_inline_p): Add declaration.
12114 * c-common.c (c_common_attribute): Add support for option and
12115 optimize attributes.
12116 (handle_option_attribute): Add support for the option attribute to
12117 allow the user to specify different target options for compiling a
12119 (handle_optimize_attribute): Add support for the optimize
12120 attribute to allow the user to specify different optimization
12121 options for compiling a specific function.
12122 (handle_hot_attribute): Turn on -O3 optimization for this one
12123 function if it isn't the default optimization level.
12124 (handle_cold_attribute): Turn on -Os optimization for this one
12125 function if it insn't the default optimization.
12126 (const_char_p): New const char * typedef.
12127 (optimize_args): New static vector to remember the optimization
12129 (parse_optimize_options): New function to set up the optimization
12130 arguments from either the optimize attribute or #pragma GCC optimize.
12132 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12133 (builtin_define_std): Ditto.
12135 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12136 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12137 (x86_64-*-*): Ditto.
12139 * Makefile.in (TREE_H): Add options.h.
12140 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12142 * doc/extend.texi (option attribute): Document new attribute.
12143 (optimize attribute): Ditto.
12144 (hot attribute): Document hot attribute sets -O3.
12145 (cold attribute): Document cold attribute sets -Os.
12146 (#pragma GCC option): Document new pragma.
12147 (#pragma GCC optimize): Ditto.
12149 * doc/options.texi (TargetSave): Document TargetSave syntax.
12150 (UInteger): Document UInteger must be used for certain flags.
12151 (Save): Document Save option to create target specific options
12152 that can be saved/restored on a function specific context.
12154 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12155 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12157 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12158 (TARGET_OPTION_SAVE): Ditto.
12159 (TARGET_OPTION_RESTORE): Ditto.
12160 (TARGET_OPTION_PRINT): Ditto.
12161 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12162 (TARGET_CAN_INLINE_P): Ditto.
12164 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12166 (-mfpmath=both): Ditto.
12168 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12169 Karthik Kumar <karthikkumar@gmail.com>
12171 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12172 (TARGET_POPCNT): Ditto.
12173 (TARGET_SAHF): Ditto.
12174 (TARGET_AES): Ditto.
12175 (TARGET_PCLMUL): Ditto.
12176 (TARGET_CMPXCHG16B): Ditto.
12177 (TARGET_RECIP): Move switch into target_flags.
12178 (TARGET_FUSED_MADD): Ditto.
12179 (ix86_arch_features): Make an unsigned char type.
12180 (ix86_tune_features): Ditto.
12181 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12182 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12183 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12185 * config/i386/i386.opt (arch): New TargetSave field to define
12186 fields that need to be saved for function specific option support.
12189 (branch_cost): Ditto.
12190 (ix86_isa_flags_explicit): Ditto.
12191 (tune_defaulted): Ditto.
12192 (arch_specified): Ditto.
12193 (-m128-long-double): Add Save flag to save option for target
12194 specific option support.
12196 (-maccumulate-outgoing-args): Ditto.
12197 (-malign-double): Ditto.
12198 (-malign-stringops): Ditto.
12199 (-mfancy-math-387): Ditto.
12200 (-mhard-float): Ditto.
12201 (-mieee-fp): Ditto.
12202 (-minline-all-stringops): Ditto.
12203 (-minline-stringops-dynamically): Ditto.
12204 (-mms-bitfields): Ditto.
12205 (-mno-align-stringops): Ditto.
12206 (-mno-fancy-math-387): Ditto.
12207 (-mno-push-args): Ditto.
12208 (-mno-red-zone): Ditto.
12209 (-mpush-args): Ditto.
12210 (-mred-zone): Ditto.
12212 (-msseregparm): Ditto.
12213 (-mstack-arg-probe): Ditto.
12225 (-mno-sse4): Ditto.
12228 (-mrecip): Move flag into target_flags.
12230 (-mno-fused-madd): Ditto.
12231 (-mfused-madd): Ditto.
12232 (-mabm): Move flag into ix86_isa_flags.
12239 * config/i386/i386-c.c: New file for #pragma support.
12240 (ix86_target_macros_internal): New function to #define or #undef
12241 target macros based when the user uses the #pragma GCC option to
12242 change target options.
12243 (ix86_pragma_option_parse): New function to add #pragma GCC option
12245 (ix86_target_macros): Move defining the target macros here from
12246 TARGET_CPU_CPP_BUILTINS in i386.h.
12247 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12248 defined, initialize any subtarget #pragmas.
12250 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12251 REGISTER_TARGET_PRAGMAS.
12253 * config/i386/t-i386: New file for x86 dependencies.
12254 (i386.o): Make dependencies mirror the include files used.
12255 (i386-c.o): New file, add dependencies.
12257 * config/i386/i386-protos.h (override_options): Add bool argument.
12258 (ix86_valid_option_attribute_tree): Add declaration.
12259 (ix86_target_macros): Ditto.
12260 (ix86_register_macros): Ditto.
12262 * config/i386/i386.c (ix86_tune_features): Move initialization of
12263 the target masks to initial_ix86_tune_features to allow functions
12264 to have different target options. Make type unsigned char,
12265 instead of unsigned int.
12266 (initial_ix86_tune_features): New static vector to hold processor
12267 masks for the tune variables.
12268 (ix86_arch_features): Move initialization of the target masks to
12269 initial_ix86_arch_features to allow functions to have different
12270 target options. Make type unsigned char, instead of unsigned int.
12271 (initial_ix86_arch_features): New static vector to hold processor
12272 masks for the arch variables.
12273 (enum ix86_function_specific_strings): New enum to describe the
12274 string options used for attribute((option(...))).
12275 (ix86_target_string): New function to return a string that
12276 describes the target options.
12277 (ix86_debug_options): New function to print the current options in
12279 (ix86_function_specific_save): New function hook to save the
12280 function specific global variables in the cl_target_option structure.
12281 (ix86_function_specific_restore): New function hook to restore the
12282 function specific variables from the cl_target_option structure to
12283 the global variables.
12284 (ix86_function_specific_print): New function hook to print the
12285 target specific options in the cl_target_option structure.
12286 (ix86_valid_option_attribute_p): New function hook to validate
12287 attribute((option(...))) arguments.
12288 (ix86_valid_option_attribute_tree): New function that is common
12289 code between attribute((option(...))) and #pragma GCC option
12290 support that parses the options and returns a tree holding the options.
12291 (ix86_valid_option_attribute_inner_p): New helper function for
12292 ix86_valid_option_attribute_tree.
12293 (ix86_can_inline_p): New function hook to decide if one function
12294 can inline another on a target specific basis.
12295 (ix86_set_current_function); New function hook to switch target
12296 options if the user used attribute((option(...))) or #pragma GCC
12298 (ix86_tune_defaulted): Move to static file scope from
12300 (ix86_arch_specified): Ditto.
12301 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12303 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12304 (OPTION_MASK_ISA_ABM_SET): Ditto.
12305 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12306 (OPTION_MASK_ISA_CX16_SET): Ditto.
12307 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12308 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12309 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12310 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12311 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12312 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12313 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12314 (struct ptt): Move to static file scope from override_options.
12315 (processor_target_table): Ditto.
12316 (cpu_names): Ditto.
12317 (ix86_handle_option): Add support for options that are now isa options.
12318 (override_options): Add support for declaring functions that
12319 support different target options than were specified on the
12320 command line. Move struct ptt, processor_target_table, cpu_names,
12321 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12322 Add bool argument. Fix up error messages so the appropriate error
12323 is given for either command line or attribute.
12324 (ix86_previous_fndecl): New static to remember previous function
12325 declaration to see if we need to change target options.
12326 (ix86_builtins_isa): New array to record the ISA of each builtin
12328 (def_builtin): Always create the builtin function, even if the
12329 current ISA doesn't support it.
12330 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12331 tests for those builtins.
12332 (ix86_init_builtins): Remove TARGET_MMX test for calling
12333 ix86_init_mmx_sse_builtins.
12334 (ix86_expand_builtin): If the current ISA doesn't support a given
12335 builtin, signal an error.
12336 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12337 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12338 (TARGET_OPTION_SAVE): Ditto.
12339 (TARGET_OPTION_RESTORE): Ditto.
12340 (TARGET_OPTION_PRINT): Ditto.
12341 (TARGET_CAN_INLINE_P): Ditto.
12343 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12345 * c-typeck.c (build_external_ref): Don't call assemble_external.
12346 * final.c (output_operand): Call assemble_external.
12348 2008-07-21 DJ Delorie <dj@redhat.com>
12350 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12351 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12353 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12355 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12356 original insn and splitter contents into ...
12357 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12358 flag_unsafe_math_optimizations. Add dummy scratch register.
12359 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12360 !flag_unsafe_math_optimizations. Returns number with next
12361 highest magnitude if this is still less or equal to the true
12362 quotient in magnitude.
12364 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12366 * Makefile.in: Replace toplev.h with TOPLEV_H.
12367 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12368 * c-lex.c (fe_file_change): Don't set in_system_header.
12369 * c-parser.c (c_token): Remove in_system_header.
12370 (c_lex_one_token): Don't set in_system_header.
12371 (c_parser_set_source_position_from_token): Don't set in_system_header.
12372 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12375 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12376 * flags.h (in_system_header): Remove.
12377 * function.c (saved_in_system_header): Remove.
12378 (push_cfun): Don't set in_system_header.
12379 (pop_cfun): Don't set in_system_header.
12380 (push_struct_function): Don't set in_system_header.
12381 * input.h (expanded_location): Add sysp.
12382 (in_system_header_at): New.
12383 (in_system_header): New.
12384 * toplev.c (in_system_header): Remove.
12385 * toplev.h: Include input.h
12387 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12388 * tree-ssa.c (warn_uninit): Call warning_at.
12389 (warn_uninitialized_var): Update calls to warn_uninit.
12390 (warn_uninitialized_phi): Update calls to warn_uninit.
12391 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12392 (expand_location): Initialize xloc.sysp.
12393 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12394 (tree_decl_with_vis): Remove in_system_header_flag.
12396 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12399 * recog.c (asm_operand_ok): Change the order of the extra
12400 memory constraint checks.
12402 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12405 * tree-switch-conversion.c (build_one_array): Call
12406 varpool_mark_needed_node and varpool_finalize_decl
12407 instead of assemble_variable.
12409 2008-07-19 Jan Hubicka <jh@suse.cz>
12411 * cgraph.c (cgraph_add_new_function): Do early local passes.
12412 * tree-nrv.c (gate_pass_return_slot): New gate.
12413 (pass_nrv): Add the gate.
12414 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12416 (coalesce_ssa_name): Coalesce SSA names.
12417 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12418 not optimizing so unused user vars remains visible.
12419 * common.opt (flag_tree_ter): Always enable by default.
12420 * tree-ssa-ter.c: Include flags.h
12421 (is_replaceable_p): Check that locations match; when aliasing
12422 is missing be conservative about loads.
12423 * tree-optimize.c (gate_init_datastructures): Remove.
12424 (pass_init_datastructures): New.
12425 * passes.c: Reorder passes so we always go into SSA.
12427 2008-07-19 Jan Hubicka <jh@suse.cz>
12429 * doc/extend.texi (flatten attribute): Remove note about
12431 * doc/invoke.texi (--combine): Likewise.
12432 (-finline-functions-called-once): Update levels when enabled.
12433 (-funit-at-a-time): Document new behaviour.
12434 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12435 -fno-section-anchors when disabled explicitly.
12436 (inline params): They are not ignored now.
12437 (precompiled headers): Remove unit-at-a-time as being incompatible.
12438 * opts.c (decode_options): Handle unit-at-a-time as alias;
12439 imply -fno-section-anchors when toplevel reorder is disabled
12441 * common.opt (ftoplevel-reorder): Set default value to 2.
12442 (funit-at-a-time): Set default value to 1.
12443 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12446 2008-07-19 Jan Hubicka <jh@suse.cz>
12448 * builtins.c (expand_builtin_int_roundingfn,
12449 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12452 2008-07-19 Richard Guenther <rguenther@suse.de>
12455 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12456 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12457 * tree-ssa-pre.c (get_expr_value_id): For newly created
12458 constant value-ids make sure to add the expression to its
12461 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12463 PR middle-end/36877
12464 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12465 return value of the builtin is ignored.
12467 2008-07-19 Olivier Hainque <hainque@adacore.com>
12469 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12470 bits, a C conformant malloc implementation has to provide.
12471 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12473 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12477 * reload.c (find_reloads_subreg_address): Only reload address if
12478 reloaded == 0, not for reloaded != 1.
12481 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12482 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12483 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12484 m32c_legitimize_reload_address.
12486 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12487 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12488 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12490 2008-07-19 Olivier Hainque <hainque@adacore.com>
12492 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12493 argument, saying whether nested array are to be collapsed
12494 into a single array type DIE with multiple subscripts.
12495 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12496 issues, centralize the nested array types collapsing control and
12497 disable the transformation for Ada.
12499 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12502 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12504 (x86_64_shift_adj_2): New expander.
12505 (x86_64_shift_adj_3): Ditto.
12506 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12507 to split TImode operands.
12508 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12509 (ix86_split_lshr): Ditto.
12511 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12513 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12514 and __CHAR32_TYPE__.
12515 * c-typeck.c (digest_init): Support char16_t and char32_t.
12516 (set_nonincremental_init_from_string): Idem.
12518 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12520 PR middle-end/36859
12521 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12522 PREFERRED_STACK_BOUNDARY.
12523 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12525 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12527 PR middle-end/36858
12528 * function.c (locate_and_pad_parm): Cap boundary earlier.
12530 2008-07-17 Julian Brown <julian@codesourcery.com>
12532 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12533 no-op for targets which don't use DLLs.
12535 2008-07-17 Martin Jambor <mjambor@suse.cz>
12537 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12538 that nodes are relevant by examining the node->analyzed flag.
12539 (ipcp_init_stage): Check which nodes are relevant, assert that the
12540 relevant ones are also required.
12541 (ipcp_propagate_stage): Check on the side arrays are properly
12543 (ipcp_print_all_jump_functions): Make sure not to touch any node
12544 that is not analyzed or an edge that does not have a corresponding
12545 entry in the on-the-side vectors.
12546 (ipcp_function_scale_print): Likewise.
12547 (ipcp_update_callgraph): Check that the node is relevant.
12548 (ipcp_insert_stage): Check that the node is relevant. Check there is
12549 an info for every node and edge.
12550 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12551 (ipa_print_all_tree_maps): Likewise and a new variable info.
12552 (ipa_print_all_params_modified): Likewise.
12553 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12555 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12558 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12560 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12562 PR rtl-optimization/36753
12563 * fwprop.c (use_killed_between): Don't shortcut
12564 single-definition global registers.
12566 2008-07-16 Jan Hubicka <jh@suse.cz>
12568 * cgraph.h (varpool_empty_needed_queue): Declare.
12569 * cgraphunit.c (output_in_order): Mark all variables as needed;
12571 * varpool.c (varpool_assemble_node): Update debug queue.
12572 (varpool_assemble_pending_decls): Don't do it here.
12573 (varpool_empty_needed_queue): New function.
12575 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12577 * recog.c (peephole2_optimize): Fix formatting.
12579 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12581 * c-pch.c (get_ident): Avoid C++ keywords.
12582 * combine-stack-adj.c (single_set_for_csa): Likewise.
12583 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12584 output_asm_insn): Likewise.
12585 * reload.c (push_secondary_reload, find_reusable_reload,
12586 push_reload, combine_reloads, find_reloads,
12587 debug_reload_to_stream): Likewise.
12588 * reload.h (struct reload): Likewise.
12589 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12590 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12591 emit_output_reload_insns): Likewise.
12592 * targhooks.c (default_secondary_reload): Likewise.
12593 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12595 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12597 * recog.c (validate_change_1, validate_change,
12598 validate_unshare_change, validate_replace_rtx_1, struct
12599 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12601 * reload.c (push_secondary_reload, secondary_reload_class,
12602 scratch_reload_class, find_valid_class, find_reusable_reload,
12603 push_reload, find_dummy_reload, find_reloads_address_1,
12604 find_reloads_address_part, find_equiv_reg): Likewise.
12605 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12606 choose_reload_regs): Likewise.
12607 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12609 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12610 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12611 * sched-rgn.c (concat_INSN_LIST): Likewise.
12612 * stor-layout.c (mode_for_size, mode_for_size_tree,
12613 smallest_mode_for_size): Likewise.
12615 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12617 * cfg.c (dump_reg_info): Avoid C++ keywords.
12618 * dwarf2asm.c (dw2_force_const_mem,
12619 dw2_asm_output_encoded_addr_rtx): Likewise.
12620 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12621 * expmed.c (expand_shift): Likewise.
12622 * global.c (find_reg): Likewise.
12623 * graph.c (draw_edge): Likewise.
12624 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12625 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12626 widen_clz, widen_bswap, expand_parity, expand_unop,
12627 emit_cmp_and_jump_insn_1): Likewise.
12628 * postreload.c (reload_cse_simplify_operands): Likewise.
12629 * ra.h (add_neighbor): Likewise.
12630 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12631 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12632 record_reg_classes, copy_cost, record_address_regs,
12633 invalid_mode_change_p): Likewise.
12634 * regrename.c (regrename_optimize, scan_rtx_reg,
12635 dump_def_use_chain, find_oldest_value_reg,
12636 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12638 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12640 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12641 MASK_POWERPC64 for power4 in previous commit.
12643 2008-07-16 Olivier Hainque <hainque@adacore.com>
12645 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12646 instead of bare conversion to cast const-ness away.
12648 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12650 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12651 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12652 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12653 (TARGET_FUNCTION_VALUE): Define.
12655 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12657 * config/rs6000/rs6000.c (processor_target_table): Add
12658 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12660 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12663 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12664 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12665 m32c_legitimize_reload_address.
12667 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12669 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12670 DECL_IN_SYSTEM_HEADER in sync.
12672 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12674 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12675 * tree-ssa-pre.c (pre_expr_eq): Ditto
12676 (get_constant_for_value_id): Take a type as an argument.
12677 (fully_constant_expression): Pass in type.
12678 (find_or_generate_expression): Short circuit constant case.
12679 (create_expression_by_pieces): Remove special casing of
12681 (do_regular_insertion): Short circuit constant case.
12682 (do_partial_partial_insertion): Ditto.
12684 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12687 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12689 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12691 * config/xtensa/libgcc-xtensa.ver: New file.
12692 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12694 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12696 * df-problems.c (df_set_note): Avoid C++ keywords.
12697 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12698 * dse.c (record_store, remove_useless_values): Likewise.
12699 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12700 gen_reg_rtx_offset, operand_subword, change_address_1,
12701 change_address, adjust_address_1, offset_address,
12702 widen_memory_access, emit_copy_of_insn_after): Likewise.
12703 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12704 * fwprop.c (should_replace_address, propagate_rtx_1,
12705 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12707 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12708 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12709 * lcm.c (compute_insert_delete, pre_edge_lcm,
12710 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12711 * lower-subreg.c (resolve_reg_notes): Likewise.
12712 * mode-switching.c (optimize_mode_switching): Likewise.
12714 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12716 * bt-load.c (add_btr_def, migrate_btr_def,
12717 branch_target_load_optimize): Avoid C++ keywords.
12718 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12720 * combine.c (subst, simplify_set, make_extraction,
12721 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12722 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12723 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12725 2008-07-15 Richard Guenther <rguenther@suse.de>
12727 PR middle-end/36369
12728 * c-common.c (strict_aliasing_warning): Do not warn for
12729 TYPE_REF_CAN_ALIAS_ALL pointers.
12730 (c_common_get_alias_set): may_alias types are not special.
12731 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12732 attribute and set can_ref_all accordingly.
12733 (build_reference_type_for_mode): Likewise.
12734 * doc/extend.texi (may_alias): Clarify.
12736 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12739 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12740 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12742 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12745 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12746 gcc_assert, instead call output_operand_lossage.
12748 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12750 * builtins.c (std_canonical_va_list): Treat structure based
12753 2008-07-15 Ben Elliston <bje@au.ibm.com>
12755 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12757 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12759 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12762 2008-07-14 Jan Hubicka <jh@suse.cz>
12764 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12765 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12766 fix predicates and constraints.
12767 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12768 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12770 2008-07-14 Doug Kwan <dougkwan@google.com>
12772 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12773 additional option file arm/eabi.opt.
12774 * config/arm/eabi.h (File): New configuration file for EABI targets.
12775 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12776 SUBSUBTARGET_EXTRA_SPECS.
12777 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12778 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12779 from STARTFILE_SPEC so that it can be referenced in an override.
12780 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12781 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12782 can be referenced in an override.
12783 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12784 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12785 so that it can be referenced in an override.
12786 (LINK_SPEC): Use BPABI_LINK_SPEC.
12787 * config/arm/eabi.opt (File): New.
12789 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12791 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12792 (FIXED_VALUE_H): New variable.
12793 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12794 input.h, fixed-value.h.
12795 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12796 (BASIC_BLOCK_H): Use $(BITMAP_H).
12797 (FUNCTION_H): Add varray.h.
12798 (IPA_REFERENCE_H): Use $(BITMAP_H).
12799 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12800 (DF_H): Use $(BITMAP_H).
12801 (GGC_H): Add statistics.h.
12802 (INSN_ADDR_H): New.
12803 (INSN_ATTR_H): Use it.
12804 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12806 (SYMTAB_H): Add $(OBSTACK_H).
12807 (CPP_INTERNAL_H): New.
12808 (TREE_DUMP_H): Add tree-pass.h.
12809 (TREE_FLOW_H): Use $(BITMAP_H)
12810 (PRETTY_PRINT_H): Use $(INPUT_H).
12811 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12814 (many object files): Fix lots of header dependencies throughout.
12816 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12818 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12820 (s-gtyp-input): Use them to write tmp-gi.list.
12821 (echo_to_gi.list): Remove.
12823 2008-07-14 Richard Guenther <rguenther@suse.de>
12825 * tree-ssa-sccvn.c (pre_info): Remove.
12826 (switch_to_PRE_table): Likewise.
12827 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12828 (set_hashtable_value_ids): Do not create value-ids for the
12830 (run_scc_vn): Remove double test. Remove bogus special-case
12831 in value-number printing.
12832 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12833 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12835 * tree-flow-inline.h (get_value_handle): Remove.
12836 * tree-flow.h (get_value_handle): Remove.
12838 2008-07-14 Martin Jambor <mjambor@suse.cz>
12840 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12841 in which we generate arithmetics is not a subrange.
12843 2008-07-14 Martin Jambor <mjambor@suse.cz>
12845 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12847 2008-07-14 Richard Guenther <rguenther@suse.de>
12849 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12851 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12854 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12855 reload for symbol refs moved to r0 with -fPIC.
12856 (legitimize_pic_address): Use the target register as temporary
12858 (emit_symbolic_move): Adjust comment.
12859 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12862 2008-07-14 Ben Elliston <bje@au.ibm.com>
12864 * c-common.h (C_CPP_HASHNODE): New macro.
12865 * coretypes.h (struct cpp_token): Forward declare.
12866 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12867 the context-sensitive keyword method.
12868 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12869 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12870 expand_bool_pixel): New.
12871 (altivec_categorize_keyword): New function.
12872 (init_vector_keywords): New function.
12873 (rs6000_macro_to_expand): Likewise.
12874 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12875 compiling an ISO C dialect.
12877 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12879 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12880 (create_expression_by_pieces): Fix typo.
12881 (do_regular_insertion): Use debug counter here too.
12883 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12886 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12887 CONST_OK_FOR_LETTER_P. All port-local users changed.
12888 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12889 implement Kp matching power-of-two.
12890 (CONSTRAINT_LEN): Define to match.
12891 * config/cris/cris.md: Replace all use of constraint K with Kc.
12892 ("*btst*): Use Kp for operand 0 of last alternative.
12894 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12897 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12900 2008-07-13 Jan Hubicka <jh@suse.cz>
12902 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12905 2008-07-13 Richard Guenther <rguenther@suse.de>
12907 PR middle-end/36811
12908 * langhooks.c (lhd_print_error_function): Deal with recursive
12911 2008-07-12 Jan Hubicka <jh@suse.cz>
12913 * cgraph.c (assembler_name_hash): New static var.
12914 (hash_node_by_assembler_name, eq_assembler_name): New.
12915 (cgraph_node_for_asm): Use hashtable.
12916 (cgraph_remove_node): Maintain hashtable.
12917 (change_decl_assembler_name): Sanity check that names are not changing
12918 after aliasing was processed.
12919 * cgraph.h (varpoon_node): Add next GGC marker.
12920 * tree.c (decl_assembler_name_equal): Constify.
12921 (decl_assembler_name_hash): New.
12922 * tree.h (decl_assembler_name_equal): Constify.
12923 (decl_assembler_name_hash): Update.
12925 2008-07-12 David Daney <ddaney@avtrex.com>
12927 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12928 sb1 and r5000 cpus.
12930 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12932 * doc/md.texi: Document the MIPS "v" constraint.
12933 * config/mips/mips.h (reg_class): Revert last change.
12934 (REG_CLASS_NAMES): Likewise.
12935 (REG_CLASS_CONTENTS): Likewise.
12936 * config/mips/mips.c (mips_regno_to_class): Likewise.
12937 * config/mips/constraints.md (v): Likewise, but add documentation.
12938 Add a comment to say that this constraint should not be used in
12941 2008-07-11 DJ Delorie <dj@redhat.com>
12943 * config/h8300/h8300.md (length): Fix branch offset limit.
12945 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12947 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12948 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12949 (avr_hard_regno_scratch_ok): New function.
12950 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12951 * config/avr/avr.md (all peepholes that request a scratch register):
12952 Remove avr_peep2_scratch_safe use.
12954 2008-07-11 Tom Tromey <tromey@redhat.com>
12955 Ian Lance Taylor <iant@google.com>
12957 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12958 (struct c_common_resword): Define.
12959 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12960 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12961 (c_common_reswords, num_c_common_reswords): Declare.
12962 * c-common.c (c_common_reswords): New global const array.
12963 (num_c_common_reswords): New const int.
12964 * c-parser.c (struct resword, reswords): Don't define.
12965 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12966 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12967 than reswords. If warning about C++ keywords, give them a special
12969 (c_lex_one_token): Warn about C++ keywords. Call
12970 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12971 (c_parser_external_declaration): Look for RID_xxx rather than
12972 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12973 (c_parser_statement_after_labels): Likewise.
12974 (c_parser_objc_class_instance_variables): Likewise.
12975 (c_parser_objc_class_declaration): Likewise.
12976 (c_parser_objc_try_catch_statement): Likewise.
12977 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12978 (declspecs_add_type): Likewise.
12980 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12982 * ggc-page.c (alloc_page):
12983 Substituting xmalloc, xcalloc with
12984 XNEWVEC and XCNEWVAR macros which add the
12987 2008-07-11 Richard Guenther <rguenther@suse.de>
12989 PR tree-optimization/36765
12990 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12991 aliases from HEAP vars to SMTs.
12993 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12995 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12996 * configure.ac (loose_warn): Move -Wc++-compat from here...
12997 (strict_warn): ...to here.
12998 * configure: Regenerate.
13000 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13002 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13003 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13004 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13005 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13006 excluding more specific h8300-*-* and sh-*-* targets.
13008 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13010 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13011 (eliminate): Ditto.
13012 (execute_pre): Call loop_optimizer_finalize in early exit.
13014 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13016 PR middle-end/36790
13017 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13018 uids in the bitmap, not just VAR_DECL uids.
13020 PR rtl-optimization/36419
13021 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13022 (combine_stack_adjustments_for_block): Call it if needed. Delete
13024 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13025 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13026 prologue sp adjustment.
13028 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13031 * opts.c (print_ignored_options): Report postponed diagnostics for
13032 unknown -Wno-* options as warnings, not errors.
13033 (postpone_unknown_option_error): Renamed to...
13034 (postpone_unknown_option_warning): ... this.
13036 2008-07-09 Doug Kwan <dougkwan@google.com>
13039 2008-07-08 Doug Kwan <dougkwan@google.com>
13041 * config/arm/arm.opt (mandroid): New option.
13042 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13043 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13045 (CC1PLUS_SPEC): Same.
13047 (STARTFILE_SPEC): Same.
13048 (ENDFILE_SPEC): Same.
13049 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13052 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13055 * config/mips/mips.h (reg_class): Remove V1_REG.
13056 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13057 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13058 instead of V1_REGS.
13059 (mips_get_tp): New function.
13060 (mips_legitimize_tls_address): Use it.
13061 * config/mips/constraints.md (v): Delete.
13062 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13063 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13064 After reload, split into a move and ...
13065 (*tls_get_tp_<mode>_split): ...this new instruction.
13067 2008-07-09 David Daney <ddaney@avtrex.com>
13069 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13071 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13073 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13074 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13076 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13077 htab_delete should be called. Don't free c.
13078 (lookup_tmp_var): Create temp_htab lazily.
13079 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13080 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13082 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13083 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13084 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13085 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13086 * tree-sra.c (generate_element_init): Likewise.
13087 * tree-mudflap.c (execute_mudflap_function_ops,
13088 execute_mudflap_function_decls): Likewise.
13089 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13090 * tree-gimple.h (struct gimplify_ctx): New type.
13091 (push_gimplify_context): Adjust prototype.
13093 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13095 * tree-ssa-pre.c (phi_translate_1): Update placement of
13096 add_to_value calls.
13098 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13100 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13101 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13102 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13103 * targhooks.c (default_hard_regno_scratch_ok): New function.
13104 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13105 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13106 * recog.c: Include "target.h".
13107 (peep2_find_free_register): Add check for global regs. Add target
13109 * Makefile.in (recog.o): Depend on target.h.
13111 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13113 * config/sh/sh.c (sh_canonical_va_list_type): New.
13114 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13116 2008-07-09 Raksit Ashok <raksit@google.com>
13118 * doc/invoke.texi (Option Summary): Mention new option
13119 -Wdisallowed-function-list=...
13120 (Warning Options): Document -Wdisallowed-function-list=...
13121 * common.opt (Wdisallowed-function-list=): New flag.
13122 * flags.h (warn_disallowed_functions): External definition of new
13123 boolean warning flag.
13124 (warn_if_disallowed_function_p): Declare new function.
13125 * opts.c (warning_disallowed_functions): New static variable.
13126 (warn_disallowed_functions): New boolean warning flag.
13127 (warn_if_disallowed_function_p): New function.
13128 (add_comma_separated_to_vector): Rename
13129 add_instrument_functions_exclude_list to this.
13130 (common_handle_option): Handle new option. Rename calls to
13131 add_instrument_functions_exclude_list into calls to
13132 add_comma_separated_to_vector.
13133 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13134 based on flag warn_disallowed_functions.
13136 2008-07-09 Christian Bruel <christian.bruel@st.com>
13138 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13139 instead of get_attr_length.
13141 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13143 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13145 * genemit.c (gen_insn): Likewise.
13146 * gengtype.c (note_def_vec): Likewise.
13147 * gengtype.h (note_def_vec): Likewise.
13148 * genoutput.c (struct data, output_insn_data, process_template,
13149 gen_expand, gen_split, note_constraint): Likewise.
13150 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13151 make_insn_sequence): Likewise.
13152 * gensupport.c (record_insn_name): Likewise.
13154 2008-07-08 Doug Kwan <dougkwan@google.com>
13156 * config/arm/arm.opt (mandroid): New option.
13157 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13158 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13160 (CC1PLUS_SPEC): Same.
13162 (STARTFILE_SPEC): Same.
13163 (ENDFILE_SPEC): Same.
13164 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13167 2008-07-08 Raksit Ashok <raksit@google.com>
13169 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13170 (set_storage_via_setmem): Fix expected_align parameter.
13171 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13172 missing from the list.
13173 * doc/md.texi (movmem): Explicitly state that expected alignment is
13174 to be expressed in bytes.
13175 (setmem): Explicitly state that expected alignment is to be expressed
13178 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13180 * reload.c (find_reloads_subreg_address): Do not require validity
13181 of address in original mode before reloading address.
13183 2008-07-07 Tianwei Sheng <tianweis@google.com>
13185 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13186 bounds array access.
13188 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13190 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13192 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13194 Fix PR tree-optimization/23455
13195 Fix PR tree-optimization/35286
13196 Fix PR tree-optimization/35287
13197 * Makefile.in (OBJS-common): Remove tree-vn.o.
13198 (tree-vn.o): Remove.
13199 * dbgcnt.def: Add treepre_insert debug counter.
13200 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13201 (debug_value_expressions): Ditto.
13202 (print_value_expressions): Ditto.
13203 * tree-pretty-print.c (dump_generic_node): Updated for
13204 VALUE_HANDLE removal.
13205 * tree-ssa-dom.c (record_equality): Ditto.
13206 (cprop_operand): Ditto.
13207 (lookup_avail_expr): Ditto.
13208 * tree-ssa-threadedge.c
13209 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13210 (simplify_control_stmt_condition): Ditto.
13211 * tree.c (tree_code_size): Ditto.
13212 (tree_node_structure): Ditto.
13213 (iterative_hash_expr): Ditto.
13215 * tree.h (VALUE_HANDLE_ID): Ditto.
13216 (VALUE_HANDLE_EXPR_SET): Ditto.
13217 (struct tree_value_handle): Ditto.
13218 (union tree_node): Ditto.
13219 * treestruct.def: Ditto.
13220 * tree-vn.c: Removed.
13221 * tree-ssa-pre.c: Rewritten entirely.
13222 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13223 (constant_value_ids): Ditto.
13224 (vn_nary_op_t): Moved to header.
13226 (vn_reference_op_t): Ditto
13227 (vn_reference_t): Ditto.
13228 (next_value_id): New variable.
13229 (VN_INFO): Add an assert.
13230 (vn_constant_eq): New function.
13231 (vn_constant_hash): Ditto.
13232 (get_or_alloc_constant_value_id): Ditto.
13233 (value_id_constant_p): Ditto.
13234 (vn_reference_compute_hash): De-staticify.
13235 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13236 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13237 (valueize_refs): Update opcode if it changes from ssa name to constant.
13238 (vn_reference_lookup_1): Add new argument.
13239 (vn_reference_lookup): Ditto.
13240 (vn_reference_lookup_pieces): New function.
13241 (vn_reference_insert): Add return type. Modify to deal with value ids.
13242 (vn_reference_insert_pieces): New function.
13243 (vn_nary_op_compute_hash): De-staticify.
13244 (vn_nary_op_eq): Ditto.
13245 (vn_nary_op_lookup_pieces): New function.
13246 (vn_nary_op_lookup): Add new argument.
13247 (vn_nary_op_insert_pieces): New function.
13248 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13249 (vn_phi_insert): Ditto.
13250 (visit_unary_op): Update for callee changes.
13251 (visit_binary_op): Ditto.
13252 (visit_reference_op_load): Ditto.
13253 (visit_reference_op_store): Ditto.
13254 (init_scc_vn): Init next_value_id, constant_to_value_id and
13255 constant_value_ids.
13256 (free_scc_vn): Free them.
13257 (set_hashtable_value_ids): New function.
13258 (run_scc_vn): Use it.
13259 (get_max_value_id): New function.
13260 (get_next_value_id): Ditto.
13261 (expressions_equal_p): Moved from tree-vn.c
13262 (sort_vuses): Ditto.
13263 (sort_vuses_heap): Ditto.
13264 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13266 * tree.c (iterative_hash_hashval_t): Made non-static
13267 * tree.h (iterative_hash_hashval_t): Declare it.
13269 2008-07-08 Martin Jambor <mjambor@suse.cz>
13271 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13272 instead of ipa_create_node_params.
13273 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13274 ipa_check_create_edge_args, free them with
13275 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13277 * ipa-prop.c: Include flags.h and tree-inline.h.
13278 (ipa_node_params_vector): New variable.
13279 (ipa_edge_args_vector): New variable.
13280 (edge_removal_hook_holder): New variable.
13281 (node_removal_hook_holder): New variable.
13282 (edge_duplication_hook_holder): New variable.
13283 (node_duplication_hook_holder): New variable.
13284 (ipa_detect_param_modifications): Check for presence of modified flags.
13285 (ipa_compute_jump_functions): Check for presence of jump functions.
13286 (ipa_free_edge_args_substructures): New function.
13287 (ipa_create_node_params): Removed.
13288 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13289 (ipa_free_node_params_substructures): New function.
13290 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13292 (ipa_edge_removal_hook): New function.
13293 (ipa_node_removal_hook): New function.
13294 (duplicate_array): New function.
13295 (ipa_edge_duplication_hook): New function.
13296 (ipa_node_duplication_hook): New function.
13297 (ipa_register_cgraph_hooks): New function.
13298 (ipa_unregister_cgraph_hooks): New function.
13299 (free_all_ipa_structures_after_ipa_cp): New function.
13301 * ipa-prop.h: Include vec.h.
13302 (ipa_node_params_t): New typedef with vector types for it.
13303 (ipa_edge_args_t): New typedef with vector types for it.
13304 (IPA_NODE_REF): Changed to access an on-the-side vector.
13305 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13306 (ipa_check_create_node_params): New function.
13307 (ipa_check_create_edge_args): New function.
13309 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13312 2008-07-07 Tom Tromey <tromey@redhat.com>
13314 * configure, config.in: Rebuilt.
13315 * configure.ac: Don't check for scandir or alphasort.
13317 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13319 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13320 types immediately after creating them.
13322 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13324 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13326 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13328 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13329 dump_constraint_graph.
13330 (dump_constraint_edge): New function.
13331 (dump_constraint_graph): New function.
13332 (debug_constraint_graph): New function.
13333 (dump_constraint): Removed useless comparison.
13334 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13335 (dump_constraint_graph): Declare.
13336 (debug_constraint_graph): Declare.
13337 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13339 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13341 * config/i386/i386.c (is_va_list_char_pointer): New.
13342 (ix86_va_start): Replace compare with ms_va_list_type_node
13343 by is_va_list_char_pointer.
13344 (ix86_gimplify_va_arg): Likewise.
13346 2008-07-07 Martin Jambor <mjambor@suse.cz>
13348 * cgraph.c (cgraph_edge_max_uid): New variable.
13349 (struct cgraph_edge_hook_list): New type.
13350 (struct cgraph_node_hook_list): New type.
13351 (struct cgraph_2edge_hook_list): New type.
13352 (struct cgraph_2node_hook_list): New type.
13353 (first_cgraph_edge_removal_hook): New variable.
13354 (first_cgraph_node_removal_hook): New variable.
13355 (first_cgraph_edge_duplicated_hook): New variable.
13356 (first_cgraph_node_duplicated_hook): New variable.
13357 (cgraph_add_edge_removal_hook): New function.
13358 (cgraph_remove_edge_removal_hook): New function.
13359 (cgraph_call_edge_removal_hooks): New function.
13360 (cgraph_add_node_removal_hook): New function.
13361 (cgraph_remove_node_removal_hook): New function.
13362 (cgraph_call_node_removal_hooks): New function.
13363 (cgraph_add_edge_duplication_hook): New function.
13364 (cgraph_remove_edge_duplication_hook): New function.
13365 (cgraph_call_edge_duplication_hooks): New function.
13366 (cgraph_add_node_duplication_hook): New function.
13367 (cgraph_remove_node_duplication_hook): New function.
13368 (cgraph_call_node_duplication_hooks): New function.
13369 (cgraph_create_edge): Assign to edge uid.
13370 (cgraph_remove_edge): Call edge removal hooks.
13371 (cgraph_node_remove_callees): Call edge removal hooks.
13372 (cgraph_node_remove_callers): Call edge removal hooks.
13373 (cgraph_remove_node): Call node removal hooks.
13374 (cgraph_clone_edge): Call edge duplication hooks.
13375 (cgraph_clone_node): Call node duplication hooks.
13377 * cgraph.h (cgraph_edge): New field uid.
13378 (cgraph_edge_hook): New type.
13379 (cgraph_node_hook): New type.
13380 (cgraph_2edge_hook): New type.
13381 (cgraph_2node_hook): New type.
13383 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13385 * config.in: Regenerate.
13387 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13389 * gcc.c (print_sysroot): New.
13390 (option_map, display_help, process_command): Handle the
13391 -print-sysroot option.
13392 (main): Print the sysroot if requested.
13393 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13395 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13398 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13400 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13402 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13403 (assign_parm_setup_block_p): Also check mode of entry_parm.
13405 2008-07-07 Richard Guenther <rguenther@suse.de>
13407 * tree-ssa-structalias.h (set_used_smts): Remove.
13408 * tree-ssa-structalias.c (used_smts): Likewise.
13409 (set_used_smts): Likewise.
13410 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13411 call to set_used_smts.
13413 2008-07-07 Richard Guenther <rguenther@suse.de>
13415 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13416 (new_var_info): Set it to false.
13417 (solution_set_add): Correctly handle pointers outside a var and
13419 (type_safe): Treat variables with is_full_var properly.
13420 (do_sd_constraint): Likewise.
13421 (do_ds_constraint): Likewise.
13422 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13423 (get_constraint_for_ptr_offset): New function.
13424 (get_constraint_for_component_ref): For addresses at least include
13425 the last field of the variable. Handle is_full_vars properly.
13426 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13427 (handle_ptr_arith): Remove.
13428 (find_func_aliases): Simplify assignment handling.
13429 (create_function_info_for): For parameter and result varinfos set
13431 (create_variable_info_for): Set is_full_var flag whenever we
13432 just created a single varinfo for a decl.
13433 (init_alias_vars): Initialize use_field_sensitive from
13434 max-fields-for-field-sensitive parameter.
13436 2008-07-07 Richard Guenther <rguenther@suse.de>
13438 PR tree-optimization/36713
13439 * tree-flow-inline.h (is_call_used): New function.
13440 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13441 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13442 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13444 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13446 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13448 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13450 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13452 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13453 Nathan Sidwell <nathan@codesourcery.com>
13455 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13456 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13458 * config/m68k/t-linux: New.
13459 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13462 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13464 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13465 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13468 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13470 * gcc.c (execute): Fix -Wc++-compat warning.
13472 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13475 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13476 constant for little endian.
13478 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13480 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13481 mips_base_mips16 instead of TARGET_MIPS16.
13482 (mips_base_mips16): Declare.
13483 * config/mips/mips.c (mips_base_mips16): Make global.
13484 (was_mips16_p): Remove GTY marker.
13485 (was_mips16_pch_p): New variable.
13486 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13487 (mips_override_options): Force to non-MIPS16 mode initially.
13488 Do not complain about MIPS16 PIC incompatibilities here.
13489 Only allow -mgpopt if -mexplicit-relocs is in force for
13492 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13494 * configure.ac: Check for caddr_t, define to char * if not defined.
13495 * configure: Regenerate.
13496 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13497 (mmap_gt_pch_use_address): Likewise.
13498 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13500 2008-07-06 Richard Guenther <rguenther@suse.de>
13502 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13503 (new_var_info): Deal with it.
13504 (solution_set_add): Likewise.
13505 (bitpos_of_field): Make signed, fix.
13506 (struct fieldoff): Remove type and decl fields. Make size field
13507 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13509 (fieldoff_compare): Deal with it.
13510 (push_fields_onto_fieldstack): Remove has_union argument, glob
13511 adjacent non-pointer fields together.
13512 (create_function_info_for): Do not set has_union.
13513 (create_variable_info_for): Simplify.
13515 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13517 * config.gcc (extra_headers): Add cross-stdarg.h for target
13518 x86_64-*-* and i?86-*-*.
13519 * config/i386/cross-stdarg.h: New.
13520 * builtins.c (std_fn_abi_va_list): New.
13521 (std_canonical_va_list_type): New.
13522 (stabilize_va_list): Replace va_list_type_node use by
13523 mtarget.canonical_va_list_type.
13524 (gimplify_va_arg_expr): Likewise.
13525 (expand_builtin_va_copy): Replace va_list_type_node use by
13526 mtarget.fn_abi_va_list.
13527 * tree-sra.c (is_va_list_type): New helper.
13528 (decl_can_be_decomposed_p): Replace
13529 va_list_type_node use by is_va_list_type.
13530 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13531 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13532 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13533 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13534 (ix86_enum_va_list): New.
13535 * config/i386/i386.c (sysv_va_list_type_node): New.
13536 (ms_va_list_type_node): New.
13537 (ix86_function_type_abi): Remove sorry.
13538 (ix86_build_builtin_va_list_abi): New.
13539 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13540 for 64-bit targets.
13541 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13542 (ix86_init_builtins_va_builtins_abi): New.
13543 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13544 for 64-bit targets.
13545 (ix86_handle_abi_attribute): New.
13546 (attribute_spec): Add sysv_abi and ms_abi.
13547 (ix86_fn_abi_va_list): New.
13548 (ix86_canonical_va_list_type): New.
13549 (ix86_enum_va_list): New.
13550 (TARGET_FN_ABI_VA_LIST): New.
13551 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13552 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13553 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13554 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13555 (TARGET_ENUM_VA_LIST): New.
13556 * expr.h (std_fn_abi_va_list): New.
13557 (std_canonical_va_list_type): New.
13558 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13559 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13560 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13561 TARGET_CANONICAL_VA_LIST_TYPE.
13562 * target.h (struct gcc_target): Add fn_abi_va_list hook
13563 and canonical_va_list_type hook.
13565 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13567 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13568 integral and pointer types.
13570 2008-07-04 Roger Sayle <roger@eyesopen.com>
13572 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13573 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13575 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13578 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13580 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13582 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13583 build_gimple_modify_stmt.
13584 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13585 gimple operand. Use fold_build* instead of build*.
13587 2008-07-04 Richard Guenther <rguenther@suse.de>
13589 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13590 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13591 properly to compute the reachability set if we do field-sensitive PTA.
13592 * invoke.texi (max-fields-for-field-sensitive): Document default.
13593 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13594 100 for optimize >= 2.
13596 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13598 * ggc-zone.c (lookup_page_table_if_allocated,
13599 set_page_table_entry, zone_find_object_size, alloc_small_page,
13600 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13601 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13602 -Wc++-compat and/or -Wcast-qual warnings.
13604 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13607 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13608 pic_offset_table_rtx to be marked as used here.
13609 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13610 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13611 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13612 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13613 !TARGET_SECURE_PLT.
13615 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13617 * alloc-pool.c (hash_descriptor, eq_descriptor,
13618 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13619 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13621 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13622 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13623 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13624 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13627 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13629 * tree-flow.h (loop_only_exit_p): Declare.
13630 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13631 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13632 the number of iterations if it is constant. Otherwise, if this is the
13633 only possible exit of the loop, use the conservative estimate on the
13634 number of iterations of the entire loop if available.
13636 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13638 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13639 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13640 Add synchronization functions.
13641 * config/sync.c: New file.
13642 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13643 (LIBGCC_SYNC_CFLAGS): Likewise.
13645 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13648 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13649 (*pushtf_sse): New insn pattern.
13650 (pushtf splitters): New splitters.
13652 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13654 PR middle-end/35736
13655 * predict.c (build_predict_expr): Use void_type_node for the tree
13656 type, instead of NULL_TREE.
13658 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13660 * config/i386/i386.c (contains_aligned_value_p): Return true
13662 (ix86_data_alignment): Align TCmode to 128bits.
13663 (ix86_local_alignment): Likewise.
13665 2008-07-03 Andrew Haley <aph@redhat.com>
13668 * vec.h (VEC_TA): New.
13669 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13670 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13671 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13672 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13673 (C_COMMON_FIXED_TYPES): Remove first arg.
13674 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13675 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13676 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13677 not to use empty macro arguments.
13679 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13681 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13682 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13683 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13684 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13685 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13686 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13687 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13688 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13689 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13690 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13691 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13692 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13693 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13694 config/rs6000/e500crtres64gpr.asm,
13695 config/rs6000/e500crtres64gprctr.asm,
13696 config/rs6000/e500crtrest32gpr.asm,
13697 config/rs6000/e500crtrest64gpr.asm,
13698 config/rs6000/e500crtresx32gpr.asm,
13699 config/rs6000/e500crtresx64gpr.asm,
13700 config/rs6000/e500crtsav32gpr.asm,
13701 config/rs6000/e500crtsav64gpr.asm,
13702 config/rs6000/e500crtsav64gprctr.asm,
13703 config/rs6000/e500crtsavg32gpr.asm,
13704 config/rs6000/e500crtsavg64gpr.asm,
13705 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13706 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13707 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13708 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13709 config/sparc/sol2-cn.asm: Remove .file directives.
13711 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13713 * resource.c (mark_referenced_resources): Look inside
13714 UNSPEC_VOLATILEs and ASM_INPUTs.
13716 2008-07-02 Ian Lance Taylor <iant@google.com>
13718 * rtlanal.c (add_reg_note): New function.
13719 * rtl.h (add_reg_note): Declare.
13720 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13721 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13722 * builtins.c (expand_builtin_longjmp): Likewise.
13723 (expand_builtin_nonlocal_goto): Likewise.
13724 * calls.c (emit_call_1, expand_call): Likewise.
13725 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13726 * cfglayout.c (fixup_reorder_chain): Likewise.
13727 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13728 (commit_one_edge_insertion): Likewise.
13729 * combine.c (move_deaths, distribute_notes): Likewise.
13730 * df-problems.c (df_set_note): Likewise.
13731 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13732 (set_unique_reg_note): Likewise.
13733 (emit_copy_of_insn_after): Likewise.
13734 * expr.c (expand_expr_real): Likewise.
13735 * gcse.c (add_label_notes): Likewise.
13736 * haifa-sched.c (create_check_block_twin): Likewise.
13737 * jump.c (mark_jump_label_1): Likewise.
13738 * loop-doloop.c (add_test, doloop_modify): Likewise.
13739 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13740 * lower-subreg.c (move_eh_region_note): Likewise.
13741 * optabs.c (emit_libcall_block): Likewise.
13742 * predict.c (predict_insn): Likewise.
13743 (combine_predictions_for_insn): Likewise.
13744 * recog.c (peephole2_optimize): Likewise.
13745 * regmove.c (try_auto_increment): Likewise.
13746 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13747 * reload.c (find_reloads): Likewise.
13748 * reload1.c (fixup_eh_region_note): Likewise.
13749 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13750 * reorg.c (delete_prior_computation): Likewise.
13751 (delete_computation, dbr_schedule): Likewise.
13752 * config/pa/pa.c (legitimize_pic_address): Likewise.
13753 * config/sh/sh.c (sh_reorg): Likewise.
13755 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13758 * config/libgcc-glibc.ver: Add %exclude.
13759 * config/m32r/libgcc-glibc.ver: Likwise.
13760 * config/s390/libgcc-glibc.ver: Likwise.
13761 * config/sh/libgcc-glibc.ver: Likwise.
13762 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13764 * config/i386/libgcc-glibc.ver: New.
13766 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13768 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13770 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13771 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13772 i[34567]86-*-linux*, x86_64-*-linux*. Add
13773 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13774 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13775 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13776 i[34567]86-*-linux*, x86_64-*-linux*.
13778 * libgcc-std.ver: Add empty GCC_4.4.0.
13780 * mkmap-symver.awk: Support multiple versions per symbol.
13782 * config/i386/i386.c (ix86_init_builtins): Always define
13783 __builtin_fabsq and __builtin_copysignq with fallbacks.
13784 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13785 and __builtin_copysignq if SSE2 isn't available.
13787 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13788 (LIBGCC2_TF_CEXT): Likwise.
13789 (TF_SIZE): Likwise.
13791 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13793 * config/i386/sfp-machine.h: Moved to libgcc.
13795 * config/i386/sfp-machine.h: New.
13796 * config/i386/t-linux: Likwise.
13798 * config/i386/t-darwin: Remove softfp_wrap_start and
13800 * config/i386/t-darwin64: Likewise.
13802 * config/i386/t-fprules-softfp64: Renamed to ...
13803 * config/i386/t-fprules-softfp: This.
13805 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13806 and softfp_wrap_end.
13808 2008-07-02 Jason Merrill <jason@redhat.com>
13810 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13812 * tree.c (ctor_to_list): New fn.
13813 * tree.h: Declare it.
13814 (CONSTRUCTOR_ELT): New macro.
13815 (CONSTRUCTOR_NELTS): New macro.
13817 2008-07-02 Richard Guenther <rguenther@suse.de>
13819 * tree-ssa-structalias.c (struct variable_info): Reorder
13820 to fill padding on 64bit hosts. Make collapsed_to an int.
13821 (get_varinfo_fc): Deal with that.
13822 (new_var_info): Likewise.
13823 (collapse_rest_of_var): Likewise.
13825 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13827 * doc/install.texi (--enable-java-home): Document.
13828 (--enable-aot-compile-rpm): Likewise.
13829 (--with-arch-directory): Likewise.
13830 (--with-os-directory): Likewise.
13831 (--with-origin-name): Likewise.
13832 (--with-arch-suffix): Likewise.
13833 (--with-jvm-root-dir): Likewise.
13834 (--with-jvm-jar-dir): Likewise.
13835 (--with-python-dir): Likewise.
13837 2008-07-02 Richard Guenther <rguenther@suse.de>
13839 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13840 from decls explicitly. Merge operand checking from tuples.
13842 2008-07-02 Martin Jambor <mjambor@suse.cz>
13844 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13846 2008-07-02 Martin Jambor <mjambor@suse.cz>
13848 * tree-switch-conversion.c: Included timevar.h
13849 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13851 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13853 2008-07-02 Martin Jambor <mjambor@suse.cz>
13855 * tree-switch-conversion.c: Corrected various comments and
13857 (build_constructors): Fixed minor formatting mistakes.
13859 * invoke.texi (Optimize Options): Corrected the
13860 switch-conversion-max-branch-ratio parameter.
13862 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13864 * final.c (asm_insn_count): Return zero for an empty asm body.
13866 2008-07-02 Richard Guenther <rguenther@suse.de>
13868 * bitmap.h (bitmap_set_bit): Return bool.
13869 (bitmap_clear_bit): Likewise.
13870 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13871 write to the bitmap if it would.
13872 (bitmap_clear_bit): Likewise.
13873 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13874 bitmap_set_bit return value.
13875 (add_pred_graph_edge): Likewise.
13876 (add_graph_edge): Likewise.
13877 (do_sd_constraint): Likewise.
13878 (do_ds_constraint): Likewise.
13880 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13882 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13883 Fix -Wc++-compat and/or -Wcast-qual warnings.
13884 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13885 gen_regparm_prefix): Likewise.
13886 * vmsdbgout.c (write_modbeg, lookup_filename,
13887 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13889 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13891 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13892 defaults.h definition apply.
13894 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13896 * function.c (assign_parm_remove_parallels): New.
13897 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13899 (assign_parm_setup_block): Do not handle them.
13900 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13901 assign_parm_remove_parallels.
13903 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13905 * c-typeck.c (convert_for_assignment): Use
13906 vector_targets_convertible_p.
13907 * c-common.c (vector_targets_convertible_p): New.
13908 * c-common.h (vector_targets_convertible_p): New prototype.
13909 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13910 opaque_p_V2SI_type_node.
13912 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13914 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13917 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13919 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13920 TFmode constants via two element DImode vector for hosts with
13921 HOST_BITS_PER_WIDE_INT < 64.
13922 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13923 also for HOST_BITS_PER_WIDE_INT < 64.
13925 2008-07-01 Richard Guenther <rguenther@suse.de>
13927 PR tree-optimization/36666
13928 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13929 (get_constraint_exp_from_ssa_var): Split into ...
13930 (get_constraint_exp_for_temp): ... this ...
13931 (get_constraint_for_ssa_var): ... and that.
13932 Return constraint expressions for all touched sub-fields
13933 if the results address is not taken.
13934 (process_constraint): Remove assertion that aggregate
13935 assignments do not happen at this place.
13936 (get_constraint_for_component_ref): Add address_p argument.
13937 Return constraint expressions for all touched sub-fields
13938 if the results address is not taken.
13939 (do_deref): Use get_constraint_exp_for_temp.
13940 (get_constraint_for_1): Rename from ...
13941 (get_constraint_for): ... this. Add the old function as wrapper.
13942 (do_structure_copy): Use get_constraint_for_1.
13944 2008-07-01 Martin Jambor <mjambor@suse.cz>
13946 * Makefile.in (tree-switch-conversion.o): Add.
13947 (OBJS-common): Add tree-swtch-conversion.o.
13948 * passes.c (init_optimization_passes): Add pass_convert_switch.
13949 * tree-pass.h: (pass_convert_switch): Add.
13950 * tree-switch-conversion.c: New file.
13951 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13952 * common.opt (ftree-cswtch): New option.
13953 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13954 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13955 * opts.c (decode_options): Set flag_tree_switch_conversion when
13956 optimization level is >= 2.
13957 * doc/invoke.texi (Optimize Options): Added description of
13958 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13960 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13962 * config/darwin-driver.c (darwin_default_min_version): Fix
13963 -Wc++-compat warnings.
13965 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13967 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13970 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13972 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13974 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13976 PR rtl-optimization/34744
13977 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13978 (df_scan_free_internal): Free data structures not
13979 allocated in storage pools.
13980 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13981 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13982 df_scan_free_mws_vec.
13983 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13986 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.c (contains_aligned_value_p): Return true
13990 (ix86_function_arg_boundary): Return its natural boundary
13992 (return_in_memory_32): Don't check TDmode.
13993 (ix86_split_to_parts): Support splitting into 4 parts and
13994 support TFmode for 32bit target.
13995 (ix86_split_long_move): Support splitting into 4 parts.
13996 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13998 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13999 (ix86_init_builtins): Here.
14000 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14001 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14002 'q' and 'w', respectively.
14004 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14006 (movtf_internal): Likewise.
14007 (<code>tf2): Likewise.
14008 (*absnegtf2_sse): Likewise.
14009 (copysign<mode>3): Likewise.
14010 (copysign<mode>3_const): Likewise.
14011 (copysign<mode>3_var): Likewise.
14012 (define_split UNSPEC_COPYSIGN): Likewise.
14013 * config/i386/sse.md (*nandtf3): Likewise.
14014 (<code>tf3): Likewise.
14015 (*<code>tf3): Likewise.
14017 2008-06-30 Joey Ye <joey.ye@intel.com>
14018 H.J. Lu <hongjiu.lu@intel.com>
14020 * global.c (compute_regsets): Set frame_pointer_needed here.
14021 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14023 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14025 * doc/install.texi (specific): Expand Windows build notes.
14027 2008-06-30 Ira Rosen <irar@il.ibm.com>
14029 PR tree-optimization/36648
14030 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14031 number of prolog iterations by step. Fix the comment.
14033 2008-06-30 Richard Guenther <rguenther@suse.de>
14035 PR middle-end/36671
14036 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14037 handle calls from ECF_MALLOC functions.
14038 (handle_pure_call): ECF_MALLOC functions do not return
14040 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14042 2008-06-29 Andreas Schwab <schwab@suse.de>
14044 * config/m68k/m68k.c (print_operand): Always print a float
14046 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14047 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14050 * config/rs6000/x-linux64: Remove never used file.
14052 2008-06-29 Richard Guenther <rguenther@suse.de>
14054 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14056 (struct alias_info): Move ...
14057 * tree-ssa-alias.c: ... here.
14058 (update_alias_info): Declare.
14059 (compute_may_aliases): Call it.
14060 (update_alias_info): New function.
14061 * tree-ssa-structalias.c (update_alias_info): Move ...
14062 * tree-ssa-alias.c (update_alias_info_1): ... here.
14063 * tree-ssa-structalias.c (process_constraint_1): Remove
14064 unused from_call argument. Rename to ...
14065 (process_constraint): ... this. Delete old wrapper.
14066 (make_constraint_to): Adjust callers.
14067 (handle_const_call): Likewise.
14068 (handle_pure_call): Likewise.
14069 (init_base_vars): Likewise.
14070 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14071 (find_func_aliases): We don't need structure copies for
14073 (make_constraint_from_anything): Remove.
14074 (create_variable_info_for): For globals make constraints
14075 from escaped, not from anything.
14076 (compute_points_to_sets): Do not call update_alias_info.
14077 (ipa_pta_execute): Use make_constraint_from.
14079 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14081 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14082 (bitmap.o-warn, dominance.o-warn): New.
14083 * configure.ac (cxx_compat_warn): Delete.
14084 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14085 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14087 * configure: Regenerate.
14089 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14092 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14094 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14095 * df-scan.c (df_notes_rescan): Likewise.
14096 * ggc-page.c (set_page_table_entry): Likewise.
14097 * intl.c (gcc_gettext_width): Likewise.
14098 * varasm.c (get_unnamed_section, get_noswitch_section,
14099 get_section): Likewise.
14101 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14103 * regrename.c (build_def_use): Don't copy RTX.
14105 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14107 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14108 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14109 punctuation. Use @ref instead of @xref.
14110 (Function Names): Remove stray @display/@end display.
14111 (C++ Attributes): Use @ref instead of @xref.
14112 (Deprecated Features): Fix punctuation around @xref.
14113 (Backwards Compatibility): Likewise.
14114 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14116 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14118 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14119 constants for E500 double.
14121 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14123 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14124 element type of const_vector.
14126 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14128 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14129 Remove FLAGS_REG clobber from expander pattern.
14130 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14131 (anddi3, andsi3, andhi3, andqi3): Ditto.
14132 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14133 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14134 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14135 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14136 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14137 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14138 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14139 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14141 2008-06-28 Richard Guenther <rguenther@suse.de>
14143 * tree-ssa-structalias.c (callused_id, var_callused,
14144 callused_tree): Add.
14145 (handle_pure_call): New function.
14146 (find_func_aliases): Call it.
14147 (find_what_p_points_to): Handle the call-used set.
14148 (clobber_what_escaped): Likewise.
14149 (compute_call_used_vars): New function.
14150 (init_base_vars): Init the call-used variable.
14151 (do_sd_constraint): Do not propagate the solution from CALLUSED
14152 but use CALLUSED as a placeholder.
14153 (solve_graph): Likewise.
14154 * tree-flow-inline.h (gimple_call_used_vars): New function.
14155 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14156 (compute_call_used_vars): Declare.
14157 * tree-ssa-alias.c (set_initial_properties): Call
14158 compute_call_used_vars.
14159 (reset_alias_info): Clear call-used variables.
14160 (add_call_clobber_ops): Assert we are not called for const/pure
14161 functions. Remove handling of them.
14162 (add_call_read_ops): Handle pure functions by adding the
14163 call-used set of variables as VUSEs.
14164 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14165 (delete_tree_ssa): Free it.
14166 * tree-dfa.c (remove_referenced_var): Clear the var from the
14169 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14171 * tree.c (build_varargs_function_type_list): New.
14172 (build_function_type_list_1): New.
14173 (build_function_type_list): Use build_function_type_list_1.
14174 * tree.h (build_varargs_function_type_list): New.
14176 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14179 * config/spu/spu.c (spu_builtin_splats): Do not generate
14180 invalid CONST_VECTOR expressions.
14181 (spu_expand_vector_init): Likewise.
14183 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14185 * optabs.c (libfunc_decls): New variable.
14186 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14187 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14188 for the same function twice.
14190 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14192 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14193 ix86_expand_binary_operator directly.
14194 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14196 (*ashrti3_1): Ditto.
14197 (*lshrti3_1): Ditto.
14198 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14199 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14200 using only one splitter. Conditionaly execute splitter before or
14201 after peephole2 pass.
14202 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14203 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14204 Use only one alternative in asm template.
14205 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14207 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14208 "J" operand constraint for operand 2.
14209 (*ashldi3_cconly_rex64): Ditto.
14210 (*ashrdi3_cmp_rex64): Ditto.
14211 (*ashrdi3_cconly_rex64): Ditto.
14212 (*lshrdi3_cmp_rex64): Ditto.
14213 (*lshrdi3_cconly_rex64): Ditto.
14214 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14215 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14216 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14219 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14221 * gimplify.c (omp_is_private): Don't return true if decl is not
14222 already private on #pragma omp for or #pragma omp parallel for.
14225 * tree-cfg.c (struct move_stmt_d): Replace block field with
14226 orig_block and new_block fields.
14227 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14228 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14229 (move_block_to_fn): Replace vars_map and new_label_map arguments
14230 with struct move_stmt_d pointer.
14231 (replace_block_vars_by_duplicates): New function.
14232 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14233 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14234 all subblocks of ORIG_BLOCK to the new function. Call
14235 replace_block_vars_by_duplicates.
14236 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14237 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14238 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14239 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14240 (expand_omp): Temporarily set input_location to the location of
14241 region's controlling stmt.
14242 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14243 BIND_EXPR, push ctx->block_vars and gimplification vars into
14244 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14245 into dest function.
14246 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14247 there are any BLOCK_VARS.
14248 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14249 OMP_PARALLEL or OMP_TASK stmt.
14250 (lower_omp): Save and restore input_location around the lower_omp_1
14253 2008-06-27 Richard Guenther <rguenther@suse.de>
14255 PR tree-optimization/36400
14256 PR tree-optimization/36373
14257 PR tree-optimization/36344
14258 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14259 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14260 (update_alias_info): Remove call clobbering code.
14261 (make_constraint_to): New helper function.
14262 (make_escape_constraint): Likewise.
14263 (handle_rhs_call): Use it on all pointer containing arguments.
14264 Also mark the static chain escaped.
14265 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14266 instead of ANYTHING.
14267 (make_constraint_from): New helper split out from ...
14268 (make_constraint_from_anything): ... here.
14269 (find_func_aliases): Add constraints for escape sites.
14270 (intra_create_variable_infos): Make constraints from NONLOCAL
14272 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14274 (clobber_what_p_points_to): Remove.
14275 (clobber_what_escaped): New function.
14276 (init_base_vars): Init NONLOCAL and ESCAPED.
14277 (do_sd_constraint): Do not propagate the solution from ESCAPED
14278 but use ESCAPED as a placeholder.
14279 (solve_graph): Likewise.
14280 * tree-flow.h (clobber_what_p_points_to): Remove.
14281 (clobber_what_escaped): Declare.
14282 * tree-ssa-alias.c (set_initial_properties): Call it.
14283 Remove code clobbering escaped pointers.
14285 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14287 * function.c (allocate_struct_function): Only allocate a unique
14288 funcdef_no if the decl is nonzero.
14290 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14292 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14293 * config/mips/mips.c (mips_split_const_insns): New function.
14294 * config/mips/mips.md (move_type): New attribute.
14295 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14296 (dword_mode): New attribute.
14297 (type): Avoid long line. Map "move_type"s to "type"s,
14298 choosing "multi" for doubleword moves if appropriate.
14299 Swap MTC/MFC comments to match their declaration order.
14300 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14301 "type" is "branch" or "jal" is "direct".
14302 (length): Handle "extended_mips16" first. Make the default
14303 "0" for "ghost" instructions. Set the length from "move_type".
14304 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14305 of "type", with "sll0" for the register alternative. Remove the
14306 "extended_mips16" attribute.
14307 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14308 of "type", with "shift_shift" for the register alternative.
14309 Remove the "length" attribute.
14310 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14311 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14312 of "type", with "andi" for the register alternative.
14313 (*zero_extendqihi2): Likewise.
14314 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14315 of "andi" instead of a "type" of "arith".
14316 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14318 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14319 (mov_<store>r, *mov<mode>_ra): Likewise.
14320 (extendsidi2): Use "move_type" instead of "type", with "move"
14321 for the register alternative.
14322 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14323 of "type", with "signext" for the register alternative.
14324 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14325 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14326 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14327 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14328 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14329 (unnamed branch insn): Likewise.
14330 (*movdi_gp32_fp64): Fold into...
14331 (*movdi_32bit): ...here.
14332 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14333 (*movdf_hardfloat): ...this new pattern.
14334 (*movdf_softfloat): Remove redundant FPR alternatives.
14335 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14336 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14337 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14338 the "move" attribute.
14339 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14340 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14341 and "store" for COP loads and stores.
14342 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14343 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14344 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14345 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14346 (*movtf_mips16, *movv2sf): Likewise.
14347 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14348 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14349 (mfhc1<mode>): Use "move_type" instead of "move".
14350 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14351 (loadgp_blockage): Remove the "length" attribute.
14352 (blockage, set_got_version, update_got_version): Likewise.
14353 (call_internal): Remove the "extended_mips16" attribute.
14354 (call_value_internal, call_value_multiple_internal): Likewise.
14355 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14357 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14358 the "length" attribute.
14360 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14362 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14363 -Wcast-qual warnings.
14364 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14365 handle_pragma_pop_macro): Likewise.
14366 * collect2.c (resolve_lib_name): Likewise.
14367 * config/arc/arc.c (arc_init): Likewise.
14368 * config/arm/arm.c (neon_builtin_compare,
14369 locate_neon_builtin_icode): Likewise.
14370 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14371 * config/bfin/bfin.c (bfin_init_machine_status,
14372 bfin_optimize_loop): Likewise.
14373 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14374 * config/cris/cris.c (cris_init_expanders): Likewise.
14375 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14376 * config/darwin.c (machopic_indirection_eq,
14377 machopic_indirection_name, machopic_output_indirection): Likewise.
14378 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14379 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14380 frv_optimize_membar): Likewise.
14381 * config/i386/cygwin.h (mingw_scan,
14382 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14383 * config/i386/cygwin1.c (mingw_scan): Likewise.
14384 * config/i386/i386.c (machopic_output_stub): Likewise.
14385 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14386 i386_pe_unique_section): Likewise.
14387 * config/ia64/ia64.c (ia64_init_machine_status,
14388 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14390 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14391 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14392 * config/m68k/m68k.c (m68k_handle_option,
14393 m68k_sched_md_init_global): Likewise.
14394 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14395 mcore_unique_section): Likewise.
14396 * config/mips/mips.c (mips_block_move_straight,
14397 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14399 * config/mmix/mmix.c (mmix_init_machine_status,
14400 mmix_encode_section_info): Likewise.
14401 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14402 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14403 print_operand_address, output_toc, redefine_groups,
14404 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14405 * config/s390/s390.c (s390_init_machine_status): Likewise.
14406 * config/score/score.c (score_block_move_straight,
14407 score_block_move_loop_body): Likewise.
14408 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14409 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14410 * emit-rtl.c (find_auto_inc): Likewise.
14411 * gcc.c (translate_options, process_command): Likewise.
14412 * reorg.c (dbr_schedule): Likewise.
14413 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14414 * xcoffout.c (xcoffout_declare_function): Likewise.
14416 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14418 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14419 ipa-pta working again.
14421 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14423 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14426 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14428 * config.gcc (powerpc*-*-*): Add new core e500mc.
14429 * config/rs6000/e500mc.md: New file.
14430 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14432 (rs6000_override_options): Add e500mc case to
14433 processor_target_table. Altivec and Spe options not allowed
14434 with e500mc. Add isel instruction to e500mc by
14435 default. Initialize rs6000_cost for e500mc.
14436 (rs6000_issue_rate): Set issue rate for e500mc.
14437 * config/rs6000/rs6000.h (processor_type): Add
14438 PROCESSOR_PPCE500MC.
14439 (ASM_CPU_SPEC): Add e500mc.
14440 Set TARGET_ISEL to rs6000_isel.
14441 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14442 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14443 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14445 * doc/invoke.texi: Add e500mc to list of cpus.
14447 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14450 * c-lex.c (lex_charconst): Initialize unsignedp.
14452 2008-06-27 Olivier Hainque <hainque@adacore.com>
14454 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14455 documented assumptions.
14457 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14459 * dwarf2out.c: Remove trailing white spaces. Break long line
14462 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14464 * libfuncs.h (LTI_synchronize): New libfunc_index.
14465 (synchronize_libfunc): Declare.
14466 * builtins.c (expand_builtin_synchronize): Consider using
14467 synchronize_libfunc before falling back on an asm blockage.
14468 * config/mips/mips.c: Include libfuncs.h
14469 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14471 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14473 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14474 parameter. Copy stack_reg to r11 where appropriate.
14475 (no_global_regs_above): Add gpr parameter.
14476 (rs6000_stack_info): Only add padding for SPE save area if we
14477 are saving SPE GPRs and CR.
14478 (saveres_routine_syms): New variable.
14479 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14481 (rs6000_savres_routine_sym): New function.
14482 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14484 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14485 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14486 Tweak FPR out-of-line saving.
14487 (rs6000_make_savres_rtx): New function.
14488 (rs6000_use_multiple_p): New function.
14489 (rs6000_savres_strategy): New function.
14490 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14491 out-of-line if appropriate.
14492 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14493 if we are optimizing for size.
14494 (GP_SAVE_INLINE): Define.
14495 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14496 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14497 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14498 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14499 (*save_fpregs_<mode>): Add use of r11.
14500 (*restore_gpregs_<mode>): New insn.
14501 (*return_and_restore_gpregs_<mode>): New insn.
14502 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14504 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14505 (*restore_gpregs_spe): New insn.
14506 (*return_and_restore_gpregs_spe): New insn.
14507 * config/rs6000/predicates.md (save_world_operation): Fix check.
14509 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14511 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14512 this point, so assert that.
14514 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14516 * cfganal.c: Include vec.h and vecprim.h.
14517 (compute_idf): Import from...
14518 * tree-into-ssa (compute_idf): ...here.
14519 * basic-block.h (compute_idf): Export.
14521 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14523 * c-decl.c (merge_decls): Use !current_function_decl to check for
14524 extern declaration of C99 inline function being at file scope.
14526 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14528 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14530 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14532 * alias.c (record_alias_subset, init_alias_analysis): Fix
14533 -Wc++-compat and/or -Wcast-qual warnings.
14534 * attribs.c (lookup_attribute_spec): Likewise.
14535 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14536 copy_bb, connect_traces,
14537 find_rarely_executed_basic_blocks_and_cr): Likewise.
14538 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14539 note_btr_set, migrate_btr_defs): Likewise.
14540 * builtins.c (result_vector, expand_builtin_memcpy,
14541 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14542 builtin_memset_read_str, expand_builtin_printf,
14543 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14545 * caller-save.c (mark_set_regs): Likewise.
14546 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14547 * cgraph.c (cgraph_edge): Likewise.
14548 * combine.c (likely_spilled_retval_1): Likewise.
14549 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14550 htab_counts_entry_del, get_coverage_counts): Likewise.
14551 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14552 new_cselib_val): Likewise.
14553 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14554 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14556 * df-core.c (df_compact_blocks): Likewise.
14557 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14558 * df-scan.c (df_grow_reg_info, df_ref_create,
14559 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14560 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14561 df_record_entry_block_defs, df_record_exit_block_uses,
14562 df_bb_verify): Likewise.
14563 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14564 DF_REF_EXTRACT_MODE_CONST): New.
14565 * dominance.c (get_immediate_dominator, get_dominated_by,
14566 nearest_common_dominator, root_of_dom_tree,
14567 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14568 -Wc++-compat and/or -Wcast-qual warnings.
14569 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14570 record_store, replace_read, check_mem_read_rtx, scan_insn,
14571 dse_step1, dse_record_singleton_alias_set): Likewise.
14572 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14574 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14576 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14577 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14578 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14579 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14580 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14581 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14582 file_name_acquire, output_file_names, add_const_value_attribute,
14583 premark_used_types_helper, file_table_eq, file_table_hash,
14584 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14585 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14586 -Wcast-qual warnings.
14587 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14588 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14589 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14590 gen_reg_rtx, start_sequence, init_emit): Likewise.
14591 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14592 * except.c (init_eh_for_function, gen_eh_region,
14593 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14594 arh_to_landing_pad, arh_to_label, add_action_record,
14595 add_call_site, switch_to_exception_section): Likewise.
14596 * expmed.c (synth_mult): Likewise.
14597 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14598 store_expr): Likewise.
14599 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14601 * function.c (assign_stack_temp_for_type,
14602 allocate_struct_function, match_asm_constraints_1): Likewise.
14603 * gcov-io.c (gcov_allocate): Likewise.
14604 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14605 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14606 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14607 record_one_set, insert_expr_in_table, insert_set_in_table,
14608 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14609 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14610 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14611 -Wcast-qual warnings.
14613 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14615 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14616 -Wcast-qual warnings.
14617 * gcc.c (process_command): Likewise.
14618 * genattrtab.c (oballoc): Use XOBNEW.
14619 (oballocvec): Define.
14620 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14621 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14622 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14623 -Wc++-compat and/or -Wcast-qual warnings.
14624 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14625 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14626 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14627 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14628 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14629 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14630 add_excls, process_presence_absence_names,
14631 process_presence_absence_patterns, add_presence_absence,
14632 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14633 get_free_state, add_arc, get_free_automata_list_el,
14634 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14635 transform_3, cache_presence, create_ainsns, create_automata,
14636 create_state_ainsn_table, dfa_insn_code_enlarge,
14637 output_trans_func, output_min_issue_delay_func,
14638 output_dead_lock_func, output_reset_func,
14639 output_get_cpu_unit_code_func, output_dfa_start_func,
14640 expand_automata): Likewise.
14641 * genextract.c (gen_insn): Likewise.
14642 * gengtype-lex.l: Likewise.
14643 * gengtype.c (read_input_list, adjust_field_type,
14644 process_gc_options): Likewise.
14645 * genoutput.c (note_constraint): Likewise.
14646 * genpreds.c (mangle, add_constraint): Likewise.
14647 * genrecog.c (process_define_predicate, new_decision,
14648 add_to_sequence): Likewise.
14649 * gensupport.c (record_insn_name): Likewise.
14651 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14653 * config/i386/driver-i386.c (detect_caches_amd,
14654 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14655 and/or -Wcast-qual warnings.
14656 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14657 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14658 gt_pch_save): Likewise.
14659 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14660 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14661 * global.c (compute_regsets): Likewise.
14662 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14663 finish_graph_dump_file): Likewise.
14664 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14665 unlink_bb_notes): Likewise.
14666 * integrate.c (get_hard_reg_initial_val): Likewise.
14667 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14668 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14669 * local-alloc.c (update_equiv_regs): Likewise.
14670 * loop-invariant.c (check_invariant_table_size,
14671 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14673 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14674 altered_reg_used, mark_altered): Likewise.
14675 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14676 insert_var_expansion_initialization,
14677 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14678 release_var_copies): Likewise.
14679 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14680 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14681 analyze_accesses_for_phi_node, check_var_notmodified_p,
14682 check_allocation_function, find_sites_in_func,
14683 record_all_accesses_in_func, transform_access_sites,
14684 transform_allocation_sites): Likewise.
14685 * omp-low.c (new_omp_region, create_omp_child_function_name,
14686 check_omp_nesting_restrictions, check_combined_parallel,
14687 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14688 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14689 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14690 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14692 * opts-common.c (prune_options): Likewise.
14693 * opts.c (add_input_filename, print_filtered_help,
14694 get_option_state): Likewise.
14695 * params.c (add_params): Likewise.
14696 * passes.c (set_pass_for_id, next_pass_1,
14697 do_per_function_toporder, pass_fini_dump_file): Likewise.
14698 * postreload.c (reload_cse_simplify_operands): Likewise.
14699 * predict.c (tree_predicted_by_p, tree_predict_edge,
14700 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14702 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14704 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14706 * recog.c (check_asm_operands, validate_change_1): Likewise.
14707 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14708 subst_asm_stack_regs): Likewise.
14709 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14710 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14711 * regmove.c (reg_is_remote_constant_p): Likewise.
14712 * regrename.c (regrename_optimize, scan_rtx_reg,
14713 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14715 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14716 regstat_compute_calls_crossed): Likewise.
14717 * reload1.c (init_reload, new_insn_chain,
14718 has_nonexceptional_receiver, reload, copy_reloads,
14719 calculate_needs_all_insns, init_elim_table): Likewise.
14720 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14721 * rtl.c (shallow_copy_rtx_stat): Likewise.
14722 * rtlanal.c (parms_set): Likewise.
14723 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14724 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14725 * sched-ebb.c (earliest_block_with_similiar_load,
14726 add_deps_for_risky_insns): Likewise.
14727 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14728 schedule_region): Likewise.
14729 * see.c (eq_descriptor_pre_extension,
14730 hash_descriptor_pre_extension, hash_del_pre_extension,
14731 eq_descriptor_properties, hash_descriptor_properties,
14732 hash_del_properties, see_seek_pre_extension_expr,
14733 see_initialize_data_structures, see_print_register_properties,
14734 see_print_pre_extension_expr, see_delete_merged_def_extension,
14735 see_delete_unmerged_def_extension, see_emit_use_extension,
14736 see_pre_delete_extension, see_map_extension, see_commit_changes,
14737 see_analyze_merged_def_local_prop,
14738 see_analyze_merged_def_local_prop,
14739 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14740 see_set_prop_merged_def, see_set_prop_unmerged_def,
14741 see_set_prop_unmerged_use, see_print_one_extension,
14742 see_merge_one_use_extension, see_merge_one_def_extension,
14743 see_store_reference_and_extension, see_update_uses_relevancy,
14744 see_update_defs_relevancy): Likewise.
14745 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14746 hash_statistics_free, curr_statistics_hash): Likewise.
14747 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14748 expand_asm_operands, expand_return, case_bit_test_cmp,
14749 expand_case): Likewise.
14750 * stor-layout.c (start_record_layout): Likewise.
14751 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14752 gt_pch_save_stringpool): Likewise.
14753 * tree-data-ref.c (hash_stmt_vertex_info,
14754 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14755 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14757 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14760 * config/i386/i386.md : Change constraints of HImode and QImode
14761 immediate operands from "i" to "n". Change SImode "ni" constraint to
14762 "i" and SImode "rmi" constraint to "g". Remove all constraints
14763 from const0_operand and const1_operand predicated operands.
14764 (i): Change QImode and HImode attribute from "i" to "n".
14765 (*subqi_2): Change HImode operands to QImode.
14768 2008-06-25 Olivier Hainque <hainque@adacore.com>
14770 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14773 2008-06-25 Richard Guenther <rguenther@suse.de>
14775 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14776 not overflow the result type.
14778 2008-06-25 Richard Guenther <rguenther@suse.de>
14780 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14781 (vn_lookup): Likewise.
14783 2008-06-25 Richard Guenther <rguenther@suse.de>
14785 PR tree-optimization/35518
14786 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14787 * tree-sra.c (instantiate_element): Use fold_build3 to build
14789 (try_instantiate_multiple_fields): Likewise.
14791 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14793 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14796 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14798 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14799 use_backchain_to_restore_sp to true
14800 if the offset of the link register save area would go over the 32k - 1
14801 offset limit of the load
14804 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14806 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14807 anchor for the type-punning blurb. Cross-reference "Structures
14808 unions enumerations and bit-fields implementation". Provide a
14809 cast-through-pointer example. Make final sentence self-contained.
14810 * doc/implement-c.texi (Structures unions enumerations and
14811 bit-fields implementation): Cross-reference the type-punning blurb
14812 in the -fstrict-aliasing documentation.
14814 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14816 PR middle-end/36594
14817 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14818 the memory instead of the memory itself for the save area.
14820 2008-06-24 Olivier Hainque <hainque@adacore.com>
14821 Nicolas Roche <roche@adacore.com>
14823 * gengtype.c (srcdir_len): size_t instead of int.
14824 (get_file_realbasename): New function. For F a filename, the real
14825 basename of F, with all the path components stripped.
14826 (get_file_srcdir_relative_path): New function. For F a filename, the
14827 relative path to F from $(srcdir).
14828 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14829 get_file_realbasename. Adjust the head comment.
14830 (get_prefix_langdir_index): New function. For F a filename, return the
14831 lang_dir_names[] relative index of the language directory that is
14833 (get_file_langdir): For F a filename, return the name of the language
14834 directory where F is located.
14835 (get_file_gtfilename): New function. The gt- output file name for an
14837 (get_output_file_with_visibility): Replace in-line computations with
14838 uses of get_file_gtfilename and get_prefix_langdir_index.
14839 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14841 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14843 PR tree-optimization/36504
14844 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14845 references without base address.
14847 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14849 PR middle-end/36584
14850 * calls.c (expand_call): Increase alignment for recursive functions.
14852 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14854 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14855 (TARGET_FUNCTION_VALUE): New define.
14856 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14857 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14859 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14861 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14862 (fmod<mode>3): Ditto.
14863 (remainderxf3): Ditto.
14864 (remainder<mode>3): Ditto.
14866 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14869 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14870 REG is a hard register.
14872 PR tree-optimization/36508
14873 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14874 499, don't check it at all in release compilers.
14876 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14878 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14879 together with SSE_TARGET_MATH to disable insn pattern.
14880 (*fop_<MODEF:mode>_2_i387): Ditto.
14881 (*fop_<MODEF:mode>_3_i387): Ditto.
14883 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14885 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14887 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14889 PR middle-end/34906
14890 * gimplify.c (gimplify_asm_expr): Check the return code of
14891 parse_output_constraint call, set function return and is_inout
14892 value if it failed.
14894 2008-06-22 Ian Lance Taylor <iant@google.com>
14896 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14897 (narrowest_signed_type): Likewise.
14898 * c-typeck.c (c_common_type): Change local variable mclass to enum
14900 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14901 tcc_comparison, not the tree code itself.
14902 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14903 (c_expand_expr): Cast modifier to enum expand_modifier.
14904 * c-common.h (C_RID_CODE): Add casts.
14905 (C_SET_RID_CODE): Define.
14906 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14907 (c_lex_one_token): Add cast to avoid warning.
14908 (c_parser_objc_type_name): Rename local typename to type_name.
14909 (check_no_duplicate_clause): Change code parameter to enum
14911 (c_parser_omp_var_list_parens): Change kind parameter to enum
14913 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14914 c_parser_omp_list_var_parens.
14915 (c_parser_omp_threadprivate): Likewise.
14916 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14917 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14918 * c-format.c (NO_FMT): Define.
14919 (printf_length_specs): Use NO_FMT.
14920 (asm_fprintf_length_specs): Likewise.
14921 (gcc_diag_length_specs): Likewise.
14922 (scanf_length_specs): Likewise.
14923 (strfmon_length_specs): Likewise.
14924 (gcc_gfc_length_specs): Likewise.
14925 (printf_flag_specs): Change 0 to STD_C89.
14926 (asm_fprintf_flag_specs): Likewise.
14927 (gcc_diag_flag_specs): Likewise.
14928 (gcc_cxxdiag_flag_specs): Likewise.
14929 (scanf_flag_specs): Likewise.
14930 (strftime_flag_specs): Likewise.
14931 (strfmon_flag_specs): Likewise.
14932 (print_char_table): Likewise.
14933 (asm_fprintf_char_table): Likewise.
14934 (gcc_diag_char_table): Likewise.
14935 (gcc_tdiag_char_table): Likewise.
14936 (gcc_cdiag_char_table): Likewise.
14937 (gcc_cxxdiag_char_table): Likewise.
14938 (gcc_gfc_char_table): Likewise.
14939 (scan_char_table): Likewise.
14940 (time_char_table): Likewis.
14941 (monetary_char_table): Likewise.
14942 * c-format.h (BADLEN): Likewise.
14944 2008-06-21 Ian Lance Taylor <iant@google.com>
14946 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14947 Define END_OF_BASE_TREE_CODES around inclusion.
14948 * tree.c (tree_code_type): New global array.
14949 (tree_code_length, tree_code_name): Likewise.
14950 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14951 $(lang_tree_files).
14952 (all-tree.def, s-alltree): New targets.
14953 (gencheck.h, s-gencheck): Remove.
14954 (tree.o): Depend upon all-tree.def.
14955 (build/gencheck.o): Remove gencheck.h dependency.
14956 (mostlyclean): Don't remove gencheck.h.
14957 * c-common.h (enum c_tree_code): Remove.
14958 * c-lang.c (tree_code_type): Remove.
14959 (tree_code_length, tree_code_name): Remove.
14960 * gencheck.c (tree_codes): Include all-tree.def, rather than
14961 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14963 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14965 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14966 (operator_name_info): Size to MAX_TREE_CODES.
14967 (assignment_operator_name_info): Likewise.
14968 * cp/cp-lang.c (tree_code_type): Remove.
14969 (tree_code_length, tree_code_name): Remove.
14970 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14971 (assignment_operator_name_info): Likewise.
14972 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14974 * cp/mangle.c (write_expression): Likewise.
14975 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14976 * fortran/f95-lang.c (tree_code_type): Remove.
14977 (tree_code_length, tree_code_name): Remove.
14978 * java/java-tree.h (enum java_tree_code): Remove.
14979 * java/lang.c (tree_code_type): Remove.
14980 (tree_code_length, tree_code_name): Remove.
14981 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14982 * objc/objc-act.h (enum objc_tree_code): Remove.
14983 * objc/objc-lang.c (tree_code_type): Remove.
14984 (tree_code_length, tree_code_name): Remove.
14985 * objcp/objcp-lang.c (tree_code_type): Remove.
14986 (tree_code_length, tree_code_name): Remove.
14987 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14988 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14989 * ada/misc.c (tree_code_type): Remove.
14990 (tree_code_length, tree_code_name): Remove.
14992 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14994 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14995 the grand_bitmap_obstack.
14997 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14999 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15000 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15001 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15002 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15003 move_stmt_r, new_label_mapper): Likewise.
15004 * tree-complex.c (cvc_lookup): Likewise.
15005 * tree-dfa.c (create_function_ann): Likewise.
15006 * tree-dump.c (dump_register): Likewise.
15007 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15008 find_phi_replacement_condition): Likewise.
15009 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15010 tree_function_versioning): Likewise.
15011 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15012 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15013 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15014 get_nonlocal_debug_decl, convert_nonlocal_reference,
15015 convert_nonlocal_omp_clauses, get_local_debug_decl,
15016 convert_local_reference, convert_local_omp_clauses,
15017 convert_nl_goto_reference, convert_nl_goto_receiver,
15018 convert_tramp_reference, convert_call_expr): Likewise.
15019 * tree-outof-ssa.c (contains_tree_r): Likewise.
15020 * tree-parloops.c (reduction_phi, initialize_reductions,
15021 eliminate_local_variables_1, add_field_for_reduction,
15022 add_field_for_name, create_phi_for_local_result,
15023 create_call_for_reduction_1, create_loads_for_reductions,
15024 create_stores_for_reduction, create_loads_and_stores_for_name):
15026 * tree-phinodes.c (allocate_phi_node): Likewise.
15027 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15028 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15029 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15030 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15031 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15032 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15033 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15034 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15035 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15036 vn_nary_op_insert): Likewise.
15037 * tree-ssa.c (redirect_edge_var_map_add,
15038 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15039 * tree-vectorizer.c (vectorize_loops): Likewise.
15040 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15041 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15042 tree_cons_stat, build1_stat, build_variant_type_copy,
15043 decl_init_priority_lookup, decl_fini_priority_lookup,
15044 decl_priority_info, decl_restrict_base_lookup,
15045 decl_restrict_base_insert, decl_debug_expr_lookup,
15046 decl_debug_expr_insert, decl_value_expr_lookup,
15047 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15048 type_hash_add, get_file_function_name, tree_check_failed,
15049 tree_not_check_failed, tree_range_check_failed,
15050 omp_clause_range_check_failed, build_omp_clause,
15051 build_vl_exp_stat): Likewise.
15052 * value-prof.c (gimple_histogram_value,
15053 gimple_duplicate_stmt_histograms): Likewise.
15054 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15055 unshare_variable, variable_union_info_cmp_pos, variable_union,
15056 dataflow_set_different_1, dataflow_set_different_2,
15057 vt_find_locations, variable_was_changed, set_variable_part,
15058 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15059 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15060 section_entry_hash, object_block_entry_eq,
15061 object_block_entry_hash, create_block_symbol,
15062 initialize_cold_section_name, default_function_rodata_section,
15063 strip_reg_name, set_user_assembler_name, const_desc_eq,
15064 build_constant_desc, output_constant_def, lookup_constant_def,
15065 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15066 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15067 default_internal_label): Likewise.
15068 * varray.c (varray_init, varray_grow): Likewise.
15069 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15071 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15073 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15074 operators for "test" insn. Macroize insn using SWI mode macro.
15075 (*jcc_fused_2): Ditto.
15076 (*jcc_fused_3): Macroize insn using SWI mode macro.
15077 (*jcc_fused_4): Ditto.
15079 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15081 * tree-ssa-pre.c: Fix typo in comment.
15082 (init_antic, fini_antic): Add explicit funtions for
15083 initializing and deinitializing ANTIC and AVAIL sets.
15084 (create_expression_by_pieces): Fix typo in comment.
15085 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15086 (execute_pre): Eventually dump details about ANTIC_IN.
15088 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15090 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15091 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15092 add_to_obstack, file_at_path, find_a_file, execute,
15093 add_preprocessor_option, add_assembler_option, add_linker_option,
15094 process_command, insert_wrapper, do_option_spec, do_self_spec,
15095 spec_path, do_spec_1, is_directory, main, used_arg,
15096 getenv_spec_function): Likewise.
15097 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15098 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15101 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15103 * doc/rtl.texi: Updated subreg section.
15105 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15108 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15109 node->needed and node->reachable.
15110 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15111 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15112 (expand_task_call): Don't call expand_task_copyfn.
15113 (expand_task_copyfn): Renamed to...
15114 (finalize_task_copyfn): ... this.
15116 2008-06-19 Jan Hubicka <jh@suse.cz>
15118 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15119 clobbering framepointer.
15121 2008-06-19 Jan Hubicka <jh@suse.cz>
15123 * tree-optimize.c (execute_early_local_optimizations): Set
15124 cgraph_state only at first invocation.
15126 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15128 * system.h (-Wc++-compat): Activate as a warning, no an error.
15130 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15133 instead of "#" in insn asm template.
15134 (*jcc_fused_2): Ditto.
15136 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15138 * config/i386/i386.h (ix86_tune_indices)
15139 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15140 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15141 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15142 (*jcc_fused_2): Ditto.
15143 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15144 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15145 (print operand): Handle 'E' and 'e' code.
15147 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15149 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15150 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15151 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15153 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15155 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15157 (cgraph_expand_function): Use local copy of decl.
15158 (cgraph_expand_all_functions): Remove redundant initialization of
15160 (cgraph_optimize): Reword internal_error message.
15162 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15164 * arm-protos.h (arm_return_in_memory): Remove public
15165 arm_return_in_memory() prototype.
15166 * arm.c (arm_return_in_memory): Add static prototype, add target
15167 hook macro, change definition and comments.
15168 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15170 2008-06-19 Ben Elliston <bje@au.ibm.com>
15172 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15173 real.c: Remove references to IEEE 754R.
15174 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15175 * doc/libgcc.texi (Decimal float library routines): Likewise.
15177 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15179 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15180 (default_unwind_word_mode): Add prototype.
15181 * targhooks.c (default_unwind_word_mode): New function.
15182 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15183 instead of word_mode.
15184 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15185 (TARGET_INITIALIZER): Use it.
15187 * c-common.c (handle_mode_attribute): Support "unwind_word"
15189 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15191 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15192 word_mode to access SjLj_Function_Context member "data".
15193 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15194 conversion from targetm.eh_return_filter_mode () to
15195 targetm.unwind_word_mode () if they differ.
15197 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15198 (BT_FN_UNWINDWORD_PTR): New function type.
15199 (BT_FN_WORD_PTR): Remove.
15200 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15201 * except.c (expand_builtin_extend_pointer): Convert pointer to
15202 targetm.unwind_word_mode () instead of word_mode.
15204 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15205 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15206 (spu_unwind_word_mode): New function.
15207 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15208 (TARGET_UNWIND_WORD_MODE): Define.
15209 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15211 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15213 * config/spu/spu.c (reg_align): Remove.
15214 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15215 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15216 (spu_split_store): Likewise.
15218 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15220 * gcc/tree-vn.c: Fix typo in comment.
15222 2008-06-18 Jan Hubicka <jh@suse.cz>
15224 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15225 toplevel reorder too.
15227 2008-06-18 Jan Hubicka <jh@suse.cz>
15229 * c-opts.c (c_common_post_options): PCH is not compatible with
15231 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15232 -fno-toplevel-reorder by default now.
15234 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15236 PR documentation/30739
15237 * doc/install.texi (Prerequisites): Document dependency on awk.
15239 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15240 Ian Lance Taylor <iant@google.com>
15242 PR rtl-optimization/35604
15243 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15244 only want to change jump destinations, not eventual label comparisons.
15246 2008-06-16 Jan Hubicka <jh@suse.cz>
15248 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15250 (cgraph_analyze_function): Likewise.
15252 2008-06-16 Jan Hubicka <jh@suse.cz>
15254 * cgraph.h (cgraph_mark_if_needed): New function.
15255 * cgraphunit.c (cgraph_mark_if_needed): New function.
15256 * c-decl.c (duplicate_decl): Use it.
15258 2008-06-16 Jan Hubicka <jh@suse.cz>
15260 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15263 2008-06-16 Jan Hubicka <jh@suse.cz>
15265 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15267 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15268 Kazu Hirata <kazu@codesourcery.com>
15269 Maxim Kuvyrkov <maxim@codesourcery.com
15271 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15272 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15273 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15274 EXTRA_SPEC_FUNCTIONS.
15275 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15276 (DRIVER_SELF_SPECS): Adjust.
15277 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15278 * config/mips/st.h, config/mips/t-st: New.
15279 * config/mips/driver-native.c, config/mips/x-native: New.
15280 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15283 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15285 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15287 (ISA_HAS_FP_CONDMOVE): New macro.
15288 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15289 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15290 (ISA_HAS_NMADD3_NMSUB3): New macro.
15291 * config/mips/mips.c (mips_rtx_costs): Update.
15292 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15293 compiling for ST Loongson 2E/2F.
15294 (madd<mode>): Rename to madd4<mode>. Update.
15295 (madd3<mode>): New pattern.
15296 (msub<mode>): Rename to msub4<mode>. Update.
15297 (msub3<mode>): New pattern.
15298 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15299 (nmadd3<mode>): New pattern.
15300 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15301 (nmadd3<mode>_fastmath): New pattern.
15302 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15303 (nmsub3<mode>): New pattern.
15304 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15305 (nmsub3<mode>_fastmath): New pattern.
15306 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15308 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15310 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15311 (DF_REF_INSN_INFO): New.
15312 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15313 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15314 with a NULL DF_REF_INSN_INFO.
15315 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15317 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15318 DF_INSN_INFO_EQ_USES): New.
15319 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15320 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15321 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15322 * df-core.c: Update comment for above changes.
15323 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15324 DF_INSN_UID_* macros.
15325 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15326 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15327 insn rtx. Update all callers.
15328 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15329 df_ref_create_structure, df_insn_refs_collect): Likewise.
15330 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15331 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15332 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15333 macros to access the insn refs.
15334 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15335 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15336 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15337 for accessing the refs.
15338 (try_fwprop_subst): Likewise.
15339 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15340 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15341 for accessing the refs.
15342 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15343 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15344 to look at the insn refs.
15345 (record_uses): Likewise.
15346 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15348 (mark_artificial_uses): Don't mark_insn for artificial refs.
15349 (mark_reg_rependencies): Likewise.
15351 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15353 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15355 * configure: Regenerate.
15357 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15359 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15360 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15361 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15363 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15365 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15367 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15369 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15371 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15372 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15373 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15375 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15377 * tree-ssa-sccvn.c: Fix format of comments.
15379 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15381 * cgraph.c: Remove unneeded forward declarations of eq_node()
15384 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15386 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15388 (see_update_relevancy): Likewise.
15389 * fwprop.c (try_fwprop_subst): Likewise.
15390 * rtlanal.c (noop_move_p): Likewise.
15391 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15392 notes to non-existing libcall blocks.
15393 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15395 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15396 (dead_libcall_p): Remove.
15397 (delete_trivially_dead_insns): Don't use it.
15398 * web.c (union_defs): Remove comment about keeping nops.
15399 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15400 (compute_hash_table_work): Don't track libcall notes.
15401 (do_local_cprop): Don't take libcall pointers. Don't update
15403 (adjust_libcall_notes): Deleted.
15404 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15405 ever have existed in the first place).
15406 (replace_store_insn): Don't try to remove libcall notes.
15407 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15408 (resolve_reg_notes): Don't call them.
15409 (resolve_simple_move): Likewise.
15410 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15411 Don't remove REG_RETVAL notes.
15412 * emit-rtl.c (try_split): Don't update libcall notes.
15413 (emit_copy_of_insn_after): Dito.
15414 * cselib.c (cselib_current_insn_in_libcall): Remove.
15415 (cselib_process_insn): Don't set/clear it.
15416 (new_elt_loc_list): Don't record it.
15417 (cselib_init): Don't initialize it.
15418 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15419 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15421 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15422 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15423 (init_deps): Don't initialize it.
15424 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15425 * combine.c (delete_noop_moves): Don't update libcall notes.
15426 (can_combine_p): Remove now pointless #if 0 block.
15427 (try_combine): Remove another obsolete #if 0 block.
15428 (distribute_notes): Don't distribute libcall notes.
15429 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15430 * dce.c (libcall_dead_p): Remove.
15431 (delete_unmarked_insns): Don't handle libcall blocks.
15432 (preserve_libcall_for_dce): Remove.
15433 (prescan_insns_for_dce): Don't special-case libcall block insns.
15434 * reload1 (reload): Don't handle libcall notes.
15435 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15438 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15440 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15441 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15442 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15444 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15446 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15447 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15448 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15450 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15452 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15454 2008-06-16 Ira Rosen <irar@il.ibm.com>
15456 PR tree-optimization/36493
15457 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15458 the arguments list. Use VECTYPE to create vector pointer.
15459 (vectorizable_store): Fail if accesses through a pointer to vectype
15460 do not alias the original memory reference operands.
15461 Call vect_create_data_ref_ptr without the removed argument.
15462 (vectorizable_load): Likewise.
15463 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15466 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15469 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15470 reg_equiv_constant.
15472 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15474 * config/mips/loongson2ef.md: New file.
15475 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15476 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15477 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15478 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15479 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15481 (loongson2ef.md): New include.
15482 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15483 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15484 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15485 (loongson_gt_<mode>, loongson_extract_halfword)
15486 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15487 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15488 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15489 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15490 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15491 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15492 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15493 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15494 (vec_interleave_low<mode>): Define type attribute.
15495 * config/mips/mips.c (mips_ls2): New static variable.
15496 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15497 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15498 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15499 Implement target scheduling hooks.
15500 (mips_multipass_dfa_lookahead): Update to handle tuning for
15502 (mips_sched_init): Initialize data for Loongson scheduling.
15503 (mips_ls2_variable_issue): New static function.
15504 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15506 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15507 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15508 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15509 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15510 Handle ST Loongson 2E/2F cores.
15511 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15513 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15515 * omp-low.c (extract_omp_for_data): Fix comment typo.
15518 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15520 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15521 FIXME note about gcc/config.guess.
15522 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15523 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15524 * doc/cppopts.texi: Likewise.
15525 * doc/extend.texi: Likewise.
15526 * doc/gcc.texi: Likewise.
15527 * doc/gccint.texi: Likewise.
15528 * doc/gcov.texi: Likewise.
15529 * doc/gty.texi: Likewise.
15530 * doc/hostconfig.texi: Likewise.
15531 * doc/install.texi: Likewise.
15532 * doc/invoke.texi: Likewise.
15533 * doc/loop.texi: Likewise.
15534 * doc/makefile.texi: Likewise.
15535 * doc/md.texi: Likewise.
15536 * doc/passes.texi: Likewise.
15537 * doc/tm.texi: Likewise.
15538 * doc/tree-ssa.texi: Likewise.
15539 * doc/trouble.texi: Likewise.
15541 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15542 Nathan Sidwell <nathan@codesourcery.com>
15543 Maxim Kuvyrkov <maxim@codesourcery.com>
15544 Richard Sandiford <rdsandiford@googlemail.com>
15546 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15547 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15548 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15550 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15551 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15552 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15554 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15555 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15556 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15557 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15558 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15559 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15560 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15561 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15562 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15563 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15564 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15565 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15566 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15567 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15568 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15569 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15570 (mips_builtins): Add Loongson builtins.
15571 (mips_loongson_2ef_bdesc): New.
15572 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15573 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15574 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15575 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15577 (mips_expand_vector_init): New.
15578 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15579 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15581 * config/mips/mips.md: Add unspec numbers for Loongson
15582 builtins. Include loongson.md.
15583 (MOVE64): Include Loongson vector modes.
15584 (SPLITF): Include Loongson vector modes.
15585 (HALFMODE): Handle Loongson vector modes.
15586 * config/mips/loongson.md: New.
15587 * config/mips/loongson.h: New.
15588 * config.gcc: Add loongson.h header for mips*-*-* targets.
15589 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15591 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15593 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15594 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15595 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15596 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15597 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15598 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15599 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15600 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15601 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15602 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15603 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15604 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15605 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15606 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15607 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15608 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15609 Remove use_fixproto=yes.
15610 (ia64*-*-hpux*): Remove comment about using fixproto.
15611 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15613 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15615 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15617 * configure: Regenerate.
15619 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15621 PR middle-end/36520
15622 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15623 before evaluating it.
15625 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15628 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15629 nested inline functions.
15630 (start_decl, start_function): Don't invert DECL_EXTERNAL
15631 for nested inline functions.
15633 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15635 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15636 splits that must be made for correctness.
15638 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15640 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15641 (AVAIL_NON_MIPS16): Likewise.
15642 (mips_builtin_description): Replace target_flags with a predicate.
15643 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15644 (dspr2_32): New availability predicates.
15645 (MIPS_BUILTIN): New macro.
15646 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15647 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15648 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15649 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15650 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15651 (mips_dsp_32only_bdesc): Merge into...
15652 (mips_builtins): ...this new array.
15653 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15654 (mips_init_builtins): Update after above changes.
15655 (mips_expand_builtin_1): Merge into...
15656 (mips_expand_builtin): ...here and update after above changes.
15658 2008-06-12 Paul Brook <paul@codesourcery.com>
15660 * longlong.h (__arm__): Define count_leading_zeros.
15661 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15662 (clzsi2, clzdi2): New functions.
15663 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15664 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15665 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15666 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15667 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15668 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15669 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15670 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15671 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15672 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15674 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15676 * config/m68k/m68k.c (m68k_tune_flags): New.
15677 (override_options): Compute m68k_tune_flags.
15678 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15679 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15681 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15683 PR middle-end/36506
15684 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15686 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15688 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15689 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15691 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15693 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15694 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15696 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15698 PR middle-end/36506
15699 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15702 2008-06-12 Richard Guenther <rguenther@suse.de>
15704 PR tree-optimization/36345
15705 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15706 add memory_tag_needed flag.
15707 (may_alias_p): Declare.
15708 * tree-ssa-alias.c (may_alias_p): Export.
15709 (set_initial_properties): Use memory_tag_needed flag.
15710 (update_reference_counts): Likewise.
15711 (reset_alias_info): Reset memory_tag_needed flag.
15712 (create_name_tags): Check memory_tag_needed flag.
15713 (dump_points_to_info_for): Dump it.
15714 * tree-ssa-structalias.c (struct variable_info): Remove
15715 directly_dereferenced flag.
15716 (new_var_info): Do not initialize it.
15717 (process_constraint_1): Do not set it.
15718 (update_alias_info): Set is_dereferenced flag.
15719 (set_uids_in_ptset): Use may_alias_p.
15720 (set_used_smts): Check memory_tag_needed flag.
15721 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15722 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15723 memory_tag_needed flag.
15724 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15725 from broken design.
15727 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15729 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15730 red zone for w64 abi.
15731 (ix86_expand_prologue): Likewise.
15732 (ix86_force_to_memory): Likewise.
15733 (ix86_free_from_memory): Likewise.
15735 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15738 * config/rs6000/rs6000.c (rs6000_override_options): Set
15739 rs6000_isel conditionally to the absence of comand line override.
15740 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15741 Remove duplicate rs6000_isel setting.
15742 * config/rs6000/eabispe.h: Ditto.
15744 2008-06-11 Richard Guenther <rguenther@suse.de>
15746 * alias.c (get_alias_set): Use the element alias-set for arrays.
15747 (record_component_aliases): For arrays and vectors do nothing.
15748 * c-common.c (strict_aliasing_warning): Handle the cases
15749 of alias set zero explicitly.
15750 * Makefile.in (dfp.o-warn): Add -Wno-error.
15752 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15754 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15756 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15757 tune_32 tune_64 to supported_defaults. Allow values not
15758 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15759 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15760 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15761 with_cpu_64 to generic for 64-bit-supporting configurations, not
15762 with_cpu. Remove FIXMEs.
15763 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15764 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15765 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15766 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15767 arch_32 and arch_64.
15769 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15770 Olivier Hainque <hainque@adacore.com>
15772 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15773 Use DECL_SIZE_UNIT to retrieve the size of the field.
15775 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15777 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15778 with function calls after declarations. Lay out
15779 neon_float_type_node before further use.
15781 2008-06-11 Richard Guenther <rguenther@suse.de>
15783 * tree-flow.h (may_point_to_global_var): Declare.
15784 * tree-ssa-alias.c (may_point_to_global_var): New function.
15785 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15787 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15789 * configure.ac: Teach that fido supports .debug_line.
15790 * configure: Regenerate.
15792 2008-06-10 Tom Tromey <tromey@redhat.com>
15794 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15797 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15799 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15800 (encode_decimal64, decode_decimal64, encode_decimal128,
15801 decode_decimal128): Reverse order of 32-bit parts of value if host
15802 and target endianness differ.
15804 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15806 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15807 Avoid division by 0.
15808 (tree_mod_pow2_value_transform): Likewise.
15809 (tree_ic_transform): Likewise.
15810 (tree_stringops_transform): Likewise.
15811 (tree_mod_subtract_transform): Likewise.
15812 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15813 (copy_edges_for_bb): Likewise.
15814 (initialize_cfun): Likewise.
15816 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15818 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15819 nonmemory_operand. Add "N" operand constraint.
15821 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15822 (*jcc_btsi_mask): Ditto.
15823 (*jcc_btsi_mask_1): Ditto.
15825 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15827 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15828 TYPE_CANONICAL for copied element type.
15830 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15833 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15834 Add m_CORE2 and m_GENERIC.
15835 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15836 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15838 (*jcc_btdi_rex64): New instruction and split pattern.
15839 (*jcc_btsi): Ditto.
15840 (*jcc_btsi_1): Ditto.
15841 (*btsq): Fix Intel asm dialect operand order.
15845 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15847 PR middle-end/36447
15848 * simplify-rtx.c (simplify_subreg): Add check for shift count
15851 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15853 * doc/md.texi: Synchronize with later constraints.md change.
15854 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15855 with a C implementation.
15856 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15858 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15859 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15860 when moving to and from MD_REGNUM.
15861 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15862 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15863 Handle byte and halfword moves.
15864 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15866 * config/mips/constraints.md (h): Turn into NO_REGS.
15867 (l, x): Update documentation.
15868 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15869 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15870 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15871 (HILO): New mode iterator.
15873 (any_div): New code iterator.
15874 (u): Extend code attribute to div and udiv.
15875 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15876 d_operand in the splitters. Remove redundant CONST_INT checks.
15877 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15878 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15879 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15880 accordingly, using normal moves instead of unspecs to move LO into
15881 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15882 (<u>mulsidi3): Handle expansion in C code.
15883 (<u>mulsidi3_32bit_internal): Rename to...
15884 (<u>mulsidi3_32bit): ...this.
15885 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15886 (*<u>mulsidi3_64bit): Rename to...
15887 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15888 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15889 to set LO and HI to the multiplication result. Use a normal move
15890 for MFLO and an unspec for MFHI.
15891 (*<u>mulsidi3_64bit_parts): Replace with...
15892 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15893 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15894 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15895 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15896 instead of HI. Split the instruction into a separate multiplication
15897 and MFHI if !TARGET_FIX_R4000.
15898 (<su>muldi3_highpart): Likewise.
15899 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15900 and the "=h" clobber.
15901 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15902 (<u>mulditi3): New expander.
15903 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15904 (madsi): Remove "=h" clobber.
15905 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15906 Force the modulus result to be a GPR and split the instruction into
15907 a division followed by an MFHI after reload.
15908 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15909 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15910 the MIPS16 HIGH define_split.
15911 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15912 of acc<->gpr moves to "multi".
15913 (*movdi_64bit): Replace the single "x" alternative with
15914 alternatives for moving into and out of "a".
15915 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15916 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15917 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15918 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15919 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15920 (movti): New expander.
15921 (*movti, *movti_mips16): New insns.
15922 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15923 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15924 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15925 * config/mips/predicates.md (fpr_operand): Delete.
15926 (d_operand): New predicate.
15928 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15930 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15931 failure on some Bourne shells.
15932 (x86_64-*-*): Ditto.
15934 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15936 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15938 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15940 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15941 (sparc-sun-solaris2*): Likewise.
15943 2008-06-09 Arnaud Charlet <charlet@adacore.com
15945 * doc/install.texi: Update requirements to build the Ada compiler.
15947 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15949 * df-scan.c (struct df_scan_problem_data): Remove the
15950 mw_link_pool alloc pool.
15951 (df_scan_free_internal): Don't free it.
15952 (df_scan_alloc): Don't allocate it.
15953 * df.h (struct df_link): Update comment.
15955 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15957 * except.h: Correct checks for when SJLJ exceptions must be used.
15959 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15961 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15964 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15966 PR tree-optimization/36218
15967 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15968 configure for the build system.
15969 (BUILD_LDFLAGS): Define.
15970 * configure: Regenerate.
15971 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15973 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15976 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15977 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15978 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15980 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15982 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15984 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15986 * config.gcc (Obsolete configurations): Remove list of
15988 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15989 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15990 targets matched by those patterns.
15991 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15992 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15993 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15994 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15995 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15996 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15997 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15998 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15999 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16000 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16001 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16002 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16003 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16004 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16005 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16006 Make code for Solaris 7 and greater unconditional for Solaris.
16007 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16008 Remove --with-* handling.
16009 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16010 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16011 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16012 LINK_OS_WINDISS_SPEC): Remove.
16013 * config/rs6000/sysv4.opt (mwindiss): Remove.
16014 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16015 * configure: Regenerate.
16016 * doc/cpp.texi: Don't mention BeOS.
16017 * doc/extend.texi (interrupt): Don't mention MS1.
16018 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16019 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16020 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16021 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16022 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16024 * doc/invoke.texi (MT Options): Remove.
16025 (-mwindiss): Remove.
16026 (CRIS Options): Remove cris-axis-aout references.
16027 (HPPA Options): Don't mention hppa1.1-*-pro.
16028 * doc/md.texi: (MorphoTech family): Remove.
16029 * libgcc2.c: Don't handle UWIN.
16030 * config/alpha/t-unicosmk: Remove.
16031 * config/alpha/unicosmk.h: Remove.
16032 * config/arm/kaos-arm.h: Remove.
16033 * config/arm/kaos-strongarm.h: Remove.
16034 * config/arm/strongarm-coff.h: Remove.
16035 * config/arm/strongarm-elf.h: Remove.
16036 * config/arm/strongarm-pe.h: Remove.
16037 * config/arm/t-strongarm-pe: Remove.
16038 * config/arm/t-xscale-coff: Remove.
16039 * config/arm/t-xscale-elf: Remove.
16040 * config/arm/xscale-coff.h: Remove.
16041 * config/arm/xscale-elf.h: Remove.
16042 * config/chorus.h: Remove.
16043 * config/cris/aout.h: Remove.
16044 * config/cris/aout.opt: Remove.
16045 * config/cris/t-aout: Remove.
16046 * config/i386/beos-elf.h: Remove.
16047 * config/i386/kaos-i386.h: Remove.
16048 * config/i386/ptx4-i.h: Remove.
16049 * config/i386/sco5.h: Remove.
16050 * config/i386/sco5.opt: Remove.
16051 * config/i386/sysv4-cpp.h: Remove.
16052 * config/i386/sysv5.h: Remove.
16053 * config/i386/t-beos: Remove.
16054 * config/i386/t-sco5: Remove.
16055 * config/i386/t-uwin: Remove.
16056 * config/i386/uwin.asm: Remove.
16057 * config/i386/uwin.h: Remove.
16058 * config/kaos.h: Remove.
16059 * config/mips/windiss.h: Remove.
16060 * config/mt: Remove directory.
16061 * config/pa/pa-osf.h: Remove.
16062 * config/pa/pa-pro-end.h: Remove.
16063 * config/pa/t-pro: Remove.
16064 * config/ptx4.h: Remove.
16065 * config/rs6000/beos.h: Remove.
16066 * config/rs6000/kaos-ppc.h: Remove.
16067 * config/rs6000/t-beos: Remove.
16068 * config/rs6000/windiss.h: Remove.
16069 * config/sh/kaos-sh.h: Remove.
16070 * config/sol2-6.h: Remove.
16071 * config/sparc/sol26-sld.h: Remove.
16072 * config/sparc/sysv4-only.h: Remove.
16073 * config/vax/bsd.h: Remove.
16074 * config/vax/t-memfuncs: Remove.
16075 * config/vax/ultrix.h: Remove.
16076 * config/vax/vaxv.h: Remove.
16077 * config/windiss.h: Remove.
16079 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16081 PR rtl-optimization/36438
16082 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16083 for vector shifts with constant scalar shift operands.
16085 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16087 * doc/invoke.texi: Document -march=xlr.
16088 * config/mips/xlr.md: New file.
16089 * config/mips/mips.md: Include it.
16091 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16092 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16093 (mips_rtx_cost_data): Likewise.
16095 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16097 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16098 PRE_INC and PRE_DEC cases.
16100 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16102 PR rtl-optimization/36419
16103 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16104 the emitting jump insn.
16107 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16108 is not bool, boolify the whole *expr_p and convert to the desired type.
16110 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16112 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16113 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16114 Add omp_private_outer_ref hook, add another argument to
16115 omp_clause_default_ctor hook.
16116 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16117 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16118 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16119 hook_tree_tree_tree_tree_null.
16120 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16121 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16122 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16123 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16124 * tree.def (OMP_TASK): New tree code.
16125 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16126 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16127 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16128 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16129 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16130 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16131 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16132 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16133 (OMP_DIRECTIVE_P): Add OMP_TASK.
16134 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16135 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16136 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16137 and OMP_CLAUSE_UNTIED entries.
16138 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16140 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16141 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16142 * tree-pretty-print.c (dump_omp_clause): Handle
16143 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16144 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16145 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16146 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16147 warning about unsigned iterators. Change decl/init/cond/incr
16148 arguments to TREE_VECs, check arguments for all collapsed loops.
16149 (c_finish_omp_taskwait): New function.
16150 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16152 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16153 default_function_array_conversion on init. Add par_clauses argument.
16154 If decl is present in parallel's lastprivate clause, change it to
16155 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16156 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16157 collapse count in clauses.
16158 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16159 c_parser_omp_for_loop callers.
16160 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16161 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16162 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16163 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16165 (c_parser_omp_clause_schedule): Handle schedule(auto).
16166 Include correct location in the error message.
16167 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16168 and PRAGMA_OMP_CLAUSE_UNTIED.
16169 (OMP_TASK_CLAUSE_MASK): Define.
16170 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16171 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16172 * tree-nested.c (convert_nonlocal_omp_clauses,
16173 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16174 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16175 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16176 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16178 (conver_nonlocal_reference, convert_local_reference,
16179 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16180 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16181 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16182 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16183 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16184 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16185 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16186 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16187 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16189 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16190 * c-common.h (c_finish_omp_taskwait): New prototype.
16191 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16192 * tree-parloops.c (create_parallel_loop): Create 1 entry
16193 vectors for OMP_FOR_{INIT,COND,INCR}.
16194 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16195 (make_edges): Handle OMP_TASK.
16196 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16197 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16198 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16199 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16200 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16201 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16202 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16203 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16204 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16205 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16206 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16207 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16208 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16209 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16210 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16211 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16212 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16213 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16214 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16215 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16216 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16217 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16219 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16220 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16221 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16222 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16223 original iterator is present in lastprivate clause or if
16224 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16225 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16226 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16227 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16228 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16229 if it is set, lookup var in outer contexts too. Handle
16230 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16231 to be implicitly determined firstprivate for task regions.
16232 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16233 if it is set, lookup var in outer contexts too. Set
16234 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16235 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16236 OMP_CLAUSE_UNTIED. Take region_type as last argument
16237 instead of in_parallel and in_combined_parallel.
16238 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16240 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16241 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16242 (new_omp_context): Set default_kind to
16243 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16244 (omp_region_type): New enum.
16245 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16246 fields, add region_type.
16247 (new_omp_context): Take region_type as argument instead of is_parallel
16248 and is_combined_parallel.
16249 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16250 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16251 ctx->is_combined_parallel checks.
16252 (gimplify_omp_task): New function.
16253 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16255 * omp-low.c (extract_omp_for_data): Use schedule(static)
16256 for schedule(auto). Handle pointer and unsigned iterators.
16257 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16258 Add loops argument. Extract data for collapsed OMP_FOR loops.
16259 (expand_parallel_call): Assert sched_kind isn't auto,
16260 map runtime schedule to index 3.
16261 (struct omp_for_data_loop): New type.
16262 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16263 Add loop, loops, collapse and iter_type fields.
16264 (workshare_safe_to_combine_p): Disallow combined for if
16265 iter_type is unsigned long long. Don't combine collapse > 1 loops
16266 unless all bounds and steps are constant. Adjust extract_omp_for_data
16268 (expand_omp_for_generic): Handle pointer, unsigned and long long
16269 iterators. Handle collapsed OMP_FOR loops. Adjust
16270 for struct omp_for_data changes. If libgomp function doesn't return
16271 boolean_type_node, add comparison of the return value with 0.
16272 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16273 pointer, unsigned and long long iterators. Adjust for struct
16274 omp_for_data changes.
16275 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16276 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16277 unsigned long long. Allocate loops array, pass it to
16278 extract_omp_for_data. For collapse > 1 loops use always
16279 expand_omp_for_generic.
16280 (omp_context): Add sfield_map and srecord_type fields.
16281 (is_task_ctx, lookup_sfield): New functions.
16282 (use_pointer_for_field): Use is_task_ctx helper. Change first
16283 argument's type from const_tree to tree. Clarify comment.
16284 In OMP_TASK disallow copy-in/out sharing.
16285 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16286 (install_var_field): Add mask argument. Populate both record_type
16287 and srecord_type if needed.
16288 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16290 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16291 and DECL_FIELD_OFFSET.
16292 (scan_sharing_clauses): Adjust install_var_field callers. For
16293 firstprivate clauses on explicit tasks allocate the var by value in
16294 record_type unconditionally, rather than by reference.
16295 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16296 Use is_taskreg_ctx instead of is_parallel_ctx.
16297 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16298 (create_omp_child_function_name): Add task_copy argument, use
16299 *_omp_cpyfn* names if it is true.
16300 (create_omp_child_function): Add task_copy argument, if true create
16301 *_omp_cpyfn* helper function.
16302 (scan_omp_parallel): Adjust create_omp_child_function callers.
16303 Rename parallel_nesting_level to taskreg_nesting_level.
16304 (scan_omp_task): New function.
16305 (lower_rec_input_clauses): Don't run constructors for firstprivate
16306 explicit task vars which are initialized by *_omp_cpyfn*.
16307 Pass outer var ref to omp_clause_default_ctor hook if
16308 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16309 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16310 OMP_CLAUSE_REDUCTION_INIT.
16311 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16312 avoid duplicate setting of fields. Handle
16313 OMP_CLAUSE_PRIVATE_OUTER_REF.
16314 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16315 copy-out if TREE_READONLY, only copy-in.
16316 (expand_task_copyfn): New function.
16317 (expand_task_call): New function.
16318 (struct omp_taskcopy_context): New type.
16319 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16321 (lower_omp_parallel): Rename to...
16322 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16323 Call create_task_copyfn if srecord_type is needed. Adjust
16325 (task_shared_vars): New variable.
16326 (check_omp_nesting_restrictions): Warn if work-sharing,
16327 barrier, master or ordered region is closely nested inside OMP_TASK.
16328 Add warnings for barrier if closely nested inside of work-sharing,
16329 ordered, or master region.
16330 (scan_omp_1): Call check_omp_nesting_restrictions even for
16331 GOMP_barrier calls. Rename parallel_nesting_level to
16332 taskreg_nesting_level. Handle OMP_TASK.
16333 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16334 work-sharing construct, continue looking for them on parent parallel
16336 (lower_omp_for_lastprivate): Add lastprivate clauses
16337 to the beginning of dlist rather than end. Adjust for struct
16338 omp_for_data changes.
16339 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16340 not after it. Handle collapsed OMP_FOR loops, adjust for
16341 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16342 (get_ws_args_for): Adjust extract_omp_for_data caller.
16343 (scan_omp_for): Handle collapsed OMP_FOR
16344 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16345 (lower_omp_single_simple): If libgomp function doesn't return
16346 boolean_type_node, add comparison of the return value with 0.
16347 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16348 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16349 (parallel_nesting_level): Rename to...
16350 (taskreg_nesting_level): ... this.
16351 (is_taskreg_ctx): New function.
16352 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16353 of is_parallel_ctx.
16354 (execute_lower_omp): Rename parallel_nesting_level to
16355 taskreg_nesting_level.
16356 (expand_omp_parallel): Rename to...
16357 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16358 Call omp_task_call for OMP_TASK regions.
16359 (expand_omp): Adjust caller, handle OMP_TASK.
16360 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16362 * bitmap.c (bitmap_default_obstack_depth): New variable.
16363 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16364 if argument is NULL and bitmap_default_obstack is already initialized.
16365 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16367 * matrix-reorg.c (matrix_reorg): Likewise.
16369 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16371 * config/i386/i386.md (*indirect_jump): Macroize using P
16372 mode iterator. Remove !TARGET_64BIT from insn constraints.
16373 (*tablejump_1): Ditto.
16374 (*indirect_jump_rex64): Remove insn pattern.
16375 (*tablejump_1_rex64): Ditto.
16376 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16377 and eh_return_si insn patterns.
16379 2008-06-06 Richard Guenther <rguenther@suse.de>
16381 * tree-ssa-structalias.c (merge_smts_into): Remove.
16382 (find_what_p_points_to): Do not bother to compute the
16383 points-to set for pt_anything pointers.
16384 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16385 for pt_anything pointers is ok.
16387 2008-06-06 Jan Hubicka <jh@suse.cz>
16389 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16391 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16393 * cgraph.c: Fix typos in comments.
16394 (cgraph_availability_names): Fix string typo.
16395 * fold-const.c: Fix typos in comments.
16396 (fold_binary): Fix typo in warning.
16397 * genautomata.c: Fix typos in comments.
16398 (check_presence_pattern_sets): Fix typo in local variable.
16399 (output_description): Fix typo in output.
16400 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16401 * hwint.h: Likewise.
16402 * matrix-reorg.c (check_allocation_function): Likewise.
16403 * omega.c (smooth_weird_equations): Likewise.
16404 * auto-inc-dec.c: Fix typos in comments.
16405 * bb-reorder.c: Likewise.
16406 * builtins.c: Likewise.
16407 * c-common.c: Likewise.
16408 * c-cppbuiltin.c: Likewise.
16409 * c-parser.c: Likewise.
16410 * c-pretty-print.c: Likewise.
16411 * cfgcleanup.c: Likewise.
16412 * cfgexpand.c: Likewise.
16413 * cfghooks.c: Likewise.
16414 * cfglayout.c: Likewise.
16415 * cfgloopmanip.c: Likewise.
16416 * cgraphunit.c: Likewise.
16417 * coverage.c: Likewise.
16418 * dbxout.c: Likewise.
16419 * df-byte-scan.c: Likewise.
16420 * df-core.c: Likewise.
16421 * df-problems.c: Likewise.
16422 * df-scan.c: Likewise.
16424 * dominance.c: Likewise.
16425 * domwalk.c: Likewise.
16427 * dwarf2out.c: Likewise.
16428 * emit-rtl.c: Likewise.
16429 * et-forest.c: Likewise.
16430 * function.c: Likewise.
16431 * function.h: Likewise.
16433 * gcov-io.c: Likewise.
16434 * gcov.c: Likewise.
16435 * gcse.c: Likewise.
16436 * genattrtab.c: Likewise.
16437 * ggc-page.c: Likewise.
16438 * gimplify.c: Likewise.
16439 * gthr-lynx.h: Likewise.
16440 * haifa-sched.c: Likewise.
16441 * ipa-cp.c: Likewise.
16442 * ipa-inline.c: Likewise.
16443 * ipa-prop.h: Likewise.
16444 * ipa-pure-const.c: Likewise.
16445 * ipa-struct-reorg.c: Likewise.
16446 * ipa-struct-reorg.h: Likewise.
16447 * ipa-type-escape.c: Likewise.
16449 * loop-doloop.c: Likewise.
16450 * mips-tfile.c: Likewise.
16451 * mkmap-flat.awk: Likewise.
16452 * mkmap-symver.awk: Likewise.
16453 * modulo-sched.c: Likewise.
16454 * omp-low.c: Likewise.
16455 * optabs.c: Likewise.
16456 * optabs.h: Likewise.
16457 * opts.c: Likewise.
16458 * passes.c: Likewise.
16459 * postreload-gcse.c: Likewise.
16460 * postreload.c: Likewise.
16461 * predict.c: Likewise.
16462 * pretty-print.h: Likewise.
16463 * profile.c: Likewise.
16464 * protoize.c: Likewise.
16465 * ra-conflict.c: Likewise.
16466 * real.c: Likewise.
16467 * recog.c: Likewise.
16468 * regclass.c: Likewise.
16469 * regs.h: Likewise.
16470 * reload.c: Likewise.
16471 * rtl-error.c: Likewise.
16472 * rtlanal.c: Likewise.
16473 * scan.h: Likewise.
16474 * sched-rgn.c: Likewise.
16476 * stmt.c: Likewise.
16477 * target.h: Likewise.
16478 * tree-dfa.c: Likewise.
16479 * tree-eh.c: Likewise.
16480 * tree-flow-inline.h: Likewise.
16481 * tree-inline.c: Likewise.
16482 * tree-into-ssa.c: Likewise.
16483 * tree-loop-distribution.c: Likewise.
16484 * tree-nested.c: Likewise.
16485 * tree-parloops.c: Likewise.
16486 * tree-pass.h: Likewise.
16487 * tree-pretty-print.c: Likewise.
16488 * tree-profile.c: Likewise.
16489 * tree-scalar-evolution.c: Likewise.
16490 * tree-sra.c: Likewise.
16491 * tree-ssa-alias-warnings.c: Likewise.
16492 * tree-ssa-ccp.c: Likewise.
16493 * tree-ssa-coalesce.c: Likewise.
16494 * tree-ssa-dom.c: Likewise.
16495 * tree-ssa-dse.c: Likewise.
16496 * tree-ssa-forwprop.c: Likewise.
16497 * tree-ssa-live.c: Likewise.
16498 * tree-ssa-live.h: Likewise.
16499 * tree-ssa-loop-im.c: Likewise.
16500 * tree-ssa-loop-ivopts.c: Likewise.
16501 * tree-ssa-loop-niter.c: Likewise.
16502 * tree-ssa-loop-prefetch.c: Likewise.
16503 * tree-ssa-phiopt.c: Likewise.
16504 * tree-ssa-phiprop.c: Likewise.
16505 * tree-ssa-sccvn.c: Likewise.
16506 * tree-ssa-ter.c: Likewise.
16507 * tree-ssa-threadupdate.c: Likewise.
16508 * tree-ssa.c: Likewise.
16509 * tree-vect-analyze.c: Likewise.
16510 * tree-vect-transform.c: Likewise.
16511 * tree-vectorizer.c: Likewise.
16512 * tree-vn.c: Likewise.
16513 * tree-vrp.c: Likewise.
16514 * tree.c: Likewise.
16515 * tree.def: Likewise.
16516 * tree.h: Likewise.
16517 * unwind-dw2-fde.c: Likewise.
16518 * unwind.inc: Likewise.
16519 * value-prof.c: Likewise.
16520 * vmsdbgout.c: Likewise.
16522 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16524 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16525 always place FP constants in the TOC for TARGET_POWERPC64.
16526 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16528 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16530 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16531 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16532 enable for TARGET_E500_DOUBLE.
16533 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16534 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16535 floating-point modes like integer modes for E500 double.
16536 (rs6000_legitimate_offset_address_p): Likewise.
16537 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16538 addressing for DDmode for E500 double.
16539 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16540 modes as using 64-bits of registers for E500 double.
16541 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16542 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16543 specially for E500 double.
16544 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16545 TDmode for E500 double.
16546 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16547 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16548 (rs6000_split_multireg_move): Do not handle TDmode specially for
16550 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16551 using 64-bit registers for E500 double.
16552 (emit_frame_save): Do not handle DDmode specially for E500 double.
16553 (gen_frame_mem_offset): Likewise.
16554 (rs6000_function_value): Do not call spe_build_register_parallel
16555 for DDmode or TDmode.
16556 (rs6000_libcall_value): Likewise.
16557 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16558 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16561 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16563 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16566 2008-06-04 Junjie Gu <jgu@tensilica.com>
16568 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16569 comparison for frame pointers.
16571 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16574 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16576 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16579 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16580 register is already smaller or equal to required mode.
16582 2008-06-04 Xinliang David Li <davidxl@google.com>
16584 * tree-call-cdce.c: New file.
16585 (cond_dead_built_in_calls): New static variable.
16586 (input_domain): New struct.
16587 (check_pow): New function.
16588 (check_builtin_call): Ditto.
16589 (check_target_format): Ditto.
16590 (is_call_dce_candidate): Ditto.
16591 (gen_one_condition): Ditto.
16592 (gen_conditions_for_domain): Ditto.
16593 (get_domain): Ditto.
16594 (gen_conditions_for_pow_cst_base): Ditto.
16595 (gen_conditions_for_pow_int_base): Ditto.
16596 (gen_conditions_for_pow): Ditto.
16597 (get_no_error_domain): Ditto.
16598 (gen_shrink_wrap_conditions): Ditto.
16599 (shrink_wrap_one_built_in_call): Ditto.
16600 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16601 (tree_call_cdce): Ditto.
16602 (gate_call_cdce): Ditto.
16603 (pass_call_cdce): New gimple pass.
16604 * passes.c: (init_optimization_passes): New pass.
16605 * tree-pass.h: New pass declaration.
16606 * opts.c (decode_options): New flag setting.
16607 * common.opt: Add -ftree-builtin-call-dce flag.
16608 * Makefile.in: Add new source file.
16609 * tempvar.def: New tv_id.
16610 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16612 2008-06-04 Richard Guenther <rguenther@suse.de>
16614 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16615 (is_call_clobbered): Always check var_ann->call_clobbered.
16616 (mark_call_clobbered): Always set var_ann->call_clobbered.
16617 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16618 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16619 (reset_alias_info): Clear call clobbering info on MTAGs and
16621 (set_pt_anything): Set pt_global_mem.
16622 (create_tag_raw): Adjust comment.
16623 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16625 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16626 Maxim Kuvyrkov <maxim@codesourcery.com>
16628 * config/m68k/m68k.opt (mxgot): New option.
16629 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16630 (m68k_output_addr_const_extra): New.
16631 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16632 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16633 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16634 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16636 2008-06-04 Richard Guenther <rguenther@suse.de>
16638 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16639 negative or non-representable offsets.
16641 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16643 * config/i386/i386.c (ix86_gen_leave): New.
16644 (ix86_gen_pop1): Likewise.
16645 (ix86_gen_add3): Likewise.
16646 (ix86_gen_sub3): Likewise.
16647 (ix86_gen_sub3_carry): Likewise.
16648 (ix86_gen_one_cmpl2): Likewise.
16649 (ix86_gen_monitor): Likewise.
16650 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16651 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16652 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16653 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16654 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16655 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16656 (ix86_expand_epilogue): Updated.
16657 (print_operand): Handle integer register operand for 'z'.
16658 (ix86_expand_strlensi_unroll_1): Likewise.
16659 (ix86_expand_strlen): Likewise.
16660 (ix86_expand_builtin): Likewise.
16661 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16662 mov{q}/mov{l} and add{q}/add{l}.
16664 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16666 * config/i386/i386.md (P): New mode iterator.
16667 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16668 using P mode iterator.
16669 (DFmode push_operand splitter): Ditto.
16670 (XFmode push_operand splitter): Ditto.
16671 (DFmode float_extend SFmode push_operand splitter): Ditto.
16672 (XFmode float_extend SFmode push_operand splitter): Do not generate
16673 SImode pushes for 64bit target. Macroize Dimode and SImode
16674 pushes using P mode iterator.
16675 (XFmode float_extend DFmode push_operand splitter): Ditto.
16677 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16679 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16680 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16681 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16682 return type to int.
16683 (ix86_call_abi_override): Remove check for call_used_regs.
16685 2008-06-03 Richard Guenther <rguenther@suse.de>
16687 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16688 for the lhs of calls if the return type contains pointers.
16690 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16692 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16693 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16694 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16695 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16696 of cfun and DEFAULT_ABI to deceide abi mode.
16697 (DEFAULT_ABI): New.
16698 (REG_PARM_STACK_SPACE): Removed.
16699 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16700 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16701 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16702 (ix86_function_abi): Likewise.
16703 (ix86_function_type_abi): Likewise.
16704 (ix86_call_abi_override): Likewise.
16705 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16706 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16707 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16708 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16710 (X86_64_REGPARM_MAX): New.
16711 (X86_64_SSE_REGPARM_MAX): New.
16712 (X64_REGPARM_MAX): New.
16713 (X64_SSE_REGPARM_MAX): New.
16714 (X86_32_REGPARM_MAX): New.
16715 (X86_32_SSE_REGPARM_MAX): New.
16716 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16717 (ix86_function_regparm): Handle user calling abi.
16718 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16719 by DEFAULT_ABI versus SYSV_ABI check.
16720 (ix86_reg_parm_stack_space): New.
16721 (ix86_function_type_abi): New.
16722 (ix86_call_abi_override): New.
16723 (ix86_function_abi): New.
16724 (ix86_cfun_abi): New.
16725 (init_cumulative_args): Call abi specific initialization.
16726 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16727 (function_arg_64): Extend SSE_REGPARM_MAX check.
16728 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16729 (ix86_pass_by_reference): Likewise.
16730 (ix86_function_value_regno_p): Likewise.
16731 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16732 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16733 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16734 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16735 (setup_incoming_varargs_64): Adjust regparm for call abi.
16736 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16737 (ix86_va_start): Likewise.
16738 (ix86_gimplify_va_arg): Likewise.
16739 (ix86_expand_prologue): Likewise.
16740 (output_pic_addr_const): Likewise.
16741 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16742 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16743 (x86_output_mi_thunk): Likewise.
16744 (x86_function_profiler): Likewise.
16745 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16746 (SYSV_ABI, MS_ABI): New constants.
16747 (DEFAULT_ABI): New.
16748 (init_regs): Add prototype of function in regclass.c file.
16749 (OVERRIDE_ABI_FORMAT): New.
16750 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16751 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16752 (OUTGOING_REG_PARM_STACK_SPACE): New.
16753 (ix86_reg_parm_stack_space): New prototype.
16754 (CUMULATIVE_ARGS): Add call_abi member.
16755 (machine_function): Add call_abi member.
16756 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16757 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16759 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16762 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16763 (avr_builtin_setjmp_frame_value): New function.
16764 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16765 (nonlocal_goto): Define.
16767 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16769 * config/mips/mips.c (mips_emit_loadgp): Return early if
16770 there is nothing do to, otherwise emit a blockage if
16771 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16772 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16774 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16776 * configure.ac: Drop unneeded backslash ending up in config.in.
16777 * acinclude.m4: Likewise.
16778 * config.in: Regenerate.
16780 2008-05-26 Jan Hubicka <jh@suse.cz>
16782 * predict.c (maybe_hot_frequency_p): Break out of...
16783 (maybe_hot_bb_p): ... here.
16784 (maybe_hot_edge_p): New.
16785 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16786 * basic-block.h (maybe_hot_edge_p): Declare.
16788 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16790 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16791 (*cmpfp_<mode>_cc): Ditto.
16792 (*fp_jcc_8<mode>_387): Ditto.
16793 (*fop_<MODEF:mode>_2_i387): Ditto.
16794 (*fop_<MODEF:mode>_3_i387): Ditto.
16795 (*fop_xf_2_i387): Ditto.
16796 (*fop_xf_3_i387): Ditto.
16798 2008-06-02 Tomas Bily <tbily@suse.cz>
16800 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16802 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16804 * config/mips/mips.c (mips_valid_offset_p): New function.
16805 (mips_valid_lo_sum_p): Likewise.
16806 (mips_classify_address): Use them.
16807 (mips_force_address): New function.
16808 (mips_legitimize_address): Use it.
16809 * config/mips/mips.md (MOVE128): New mode iterator.
16810 (movtf): Require TARGET_64BIT. Remove empty strings.
16811 (*movtf_internal): Rename to...
16812 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16813 of "R" and use {,fp}{load,store} attributes instead of "multi".
16814 Use a separate define_split.
16815 (*movtf_mips16): New pattern.
16817 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16819 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16820 * config/mips/mips.c (mips_expand_before_return): New function.
16821 (mips_expand_epilogue): Call it.
16822 * config/mips/mips.md (return): Turn into a define_expand.
16823 (*return): New insn.
16825 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16827 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16828 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16829 functions. Do not emit uses and clobbers of CONCATs; individually
16830 use and clobber their operands.
16831 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16832 gen_clobber, emit_use and gen_use.
16833 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16834 (expand_builtin_return): Likewise.
16835 * cfgbuild.c (count_basic_blocks): Likewise.
16836 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16837 * explow.c (emit_stack_restore): Likewise.
16838 * expmed.c (extract_bit_field_1): Likewise.
16839 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16840 (emit_move_multi_word, store_constructor): Likewise.
16841 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16842 (thread_prologue_and_epilogue_insns): Likewise.
16843 * lower-subreg.c (resolve_simple_move): Likewise.
16844 * optabs.c (widen_operand, expand_binop): Likewise.
16845 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16846 * reload.c (find_reloads): Likewise.
16847 * reload1.c (eliminate_regs_in_insn): Likewise.
16848 * stmt.c (expand_nl_goto_receiver): Likewise.
16849 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16850 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16851 * config/arm/arm.c (arm_load_pic_register): Likewise.
16852 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16853 * config/arm/arm.md (untyped_return): Likewise.
16854 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16855 * config/avr/avr.c (expand_prologue): Likewise.
16856 * config/bfin/bfin.c (do_unlink): Likewise.
16857 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16858 * config/cris/cris.c (cris_expand_prologue): Likewise.
16859 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16860 (machopic_legitimize_pic_address): Likewise.
16861 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16862 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16863 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16864 (ix86_expand_convert_uns_didf_sse): Likewise.
16865 (ix86_expand_vector_init_general): Likewise.
16866 * config/ia64/ia64.md (eh_epilogue): Likewise.
16867 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16868 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16869 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16870 (config/iq2000/iq2000.c): Likewise.
16871 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16872 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16873 (builtin_longjmp): Likewise.
16874 * config/mn10300/mn10300.md (call, call_value): Likewise.
16875 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16876 * config/pdp11/pdp11.md (abshi2): Likewise.
16877 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16878 * config/s390/s390.c (s390_emit_prologue): Likewise.
16879 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16880 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16881 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16882 * config/sh/sh.c (prepare_move_operands): Likewise.
16883 (output_stack_adjust, sh_expand_epilogue): Likewise.
16884 (sh_set_return_address, sh_expand_t_scc): Likewise.
16885 * config/sparc/sparc.c (load_pic_register): Likewise.
16886 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16887 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16888 * config/v850/v850.c (expand_epilogue): Likewise.
16890 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16892 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16893 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16894 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16895 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16896 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16897 stack pointer register.
16898 (output_movhi): Remove code for interrupt specific writing to the
16899 stack pointer register.
16901 2008-05-31 Richard Guenther <rguenther@suse.de>
16903 PR tree-optimization/34244
16904 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16905 (tree_expr_nonzero_warnv_p): Likewise.
16906 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16907 ssa_name_nonnegative_p.
16908 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16909 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16910 not tree_expr_nonzero_warnv_p.
16912 PR tree-optimization/36262
16914 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16916 PR tree-optimization/34244
16917 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16918 (record_numbers_of_iterations): New function.
16919 (execute_vrp): Cache the numbers of iterations of loops.
16920 * tree-scalar-evolution.c (scev_reset_except_niters):
16922 (scev_reset): Use scev_reset_except_niters.
16923 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16925 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16927 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16928 __WORKAROUND_RETS when appropriate.
16930 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16932 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16933 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16935 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16936 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16937 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16938 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16939 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16940 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16941 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16942 *fop_df_1_sse insn patterns using MODEF mode iterator.
16943 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16944 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16945 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16946 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16947 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16948 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16949 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16950 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16951 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16952 (*fop_xf_5_i387): Ditto.
16953 (*fop_xf_6_i387): Ditto.
16955 2008-05-30 Richard Guenther <rguenther@suse.de>
16957 * builtins.c (build_string_literal): Avoid generating
16958 a non-gimple_val result.
16960 2008-05-30 DJ Delorie <dj@redhat.com>
16962 * exec-tool.in: Use an environment variable (private) instead of a
16963 file (shared) as a semaphore, so as to not break parallel builds.
16965 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16967 * optabs.c (maybe_encapsulate_block): Remove.
16968 (emit_libcall_block): Adjust accordingly.
16969 * optabs.h (maybe_encapsulate_block): Remove prototype.
16971 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16972 Don't use maybe_encapsulate_block.
16974 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16976 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16977 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16978 rtx is a SYMBOL_REF before calling get_pool_constant.
16980 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16982 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16984 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16986 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16987 rather than OS names to choose INO_T_EQ definition.
16988 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16989 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16991 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16994 * config/darwin-f.c: New.
16995 * config/t-darwin: Added rule to build darwin-f.o.
16996 * config.gcc: Defined new variable, fortran_target_objs.
16997 (*-*-darwin*): Set fortran_target_objs.
16998 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16999 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17000 * configure: Regenerated.
17002 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17005 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17006 canonical type if needed.
17008 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17010 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17012 2008-05-29 Richard Guenther <rguenther@suse.de>
17014 PR tree-optimization/36343
17015 PR tree-optimization/36346
17016 PR tree-optimization/36347
17017 * tree-flow.h (clobber_what_p_points_to): Declare.
17018 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17019 pointed-to variable is dereferenced is irrelevant to whether
17020 the pointer can access the pointed-to variable.
17021 (clobber_what_p_points_to): New function.
17022 * tree-ssa-alias.c (set_initial_properties): Use it.
17023 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17024 call clobber check for NMTs.
17026 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17028 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17029 for printing gcov_type.
17031 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17033 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17034 and the eh region information.
17035 * value-prof.c (gimple_move_stmt_histograms): New function.
17036 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17038 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17040 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17042 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17044 * value-prof.c (tree_ic_transform): Print counts.
17045 * tree-profile.c (tree_gen_ic_func_profiler):
17046 Clear __gcov_indreict_call_callee variable to avoid misattribution
17049 2008-05-28 Rafael Espíndola <espindola@google.com>
17051 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17054 2008-05-28 Richard Guenther <rguenther@suse.de>
17056 PR tree-optimization/36339
17057 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17058 and clobbering code out of the loop.
17060 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17062 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17065 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17066 s390_contiguous_bitmask_p, s390_symref_operand_p,
17067 s390_check_symref_alignment, s390_reload_larl_operand,
17068 s390_reload_symref_address): New functions.
17069 (s390_branch_condition_mnemonic): Support compare and branch
17071 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17072 and 'W' constraints.
17073 (s390_secondary_reload): Add secondary reloads for unaligned
17074 symbol refs or symbol refs to floating point or QI/TI mode
17076 (legitimate_address_p): Accept symbol references as addresses.
17077 (s390_expand_insv): Use rotate and insert selected bits
17078 instruction for insv when building for z10.
17079 (print_operand_address): Handle symbol ref addresses.
17080 (print_operand): Output modifier 'c' added for signed byte values.
17081 (s390_encode_section_info): Mark symbol refs with
17082 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17084 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17085 (length attribute): RRF, RRR have 4 byte length.
17086 (FPALL, INTALL): New mode iterators added.
17087 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17088 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17089 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17090 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17091 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17092 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17093 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17094 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17096 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17097 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17098 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17099 reload<INTALL:mode><P:mode>_toreg_z10,
17100 reload<FPALL:mode><P:mode>_tomem_z10,
17101 reload<FPALL:mode><P:mode>_toreg_z10,
17102 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17103 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17104 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17105 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17107 (movmem, clrmem, cmpmem): New splitters added.
17109 * config/s390/predicates.md (larl_operand): Use
17110 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17111 SYMBOL_REF_ALIGN1_P.
17112 (s390_signed_integer_comparison,
17113 s390_unsigned_integer_comparison): New predicates.
17115 * config/s390/s390-protos.h (s390_check_symref_alignment,
17116 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17117 s390_reload_symref_address,
17118 s390_compare_and_branch_condition_mask): Prototypes added.
17120 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17121 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17122 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17124 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17126 * config/s390/s390.c (z10_cost): New cost function for z10.
17127 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17128 (s390_issue_rate): Adjust issue rate for z10.
17129 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17130 (processor_flags): Add PF_Z10.
17131 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17132 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17133 * gcc/config.gcc: Add z10.
17135 2008-05-28 Richard Guenther <rguenther@suse.de>
17137 PR tree-optimization/36291
17138 * tree-flow. h (struct gimple_df): Remove var_anns member.
17139 * tree-flow-inline.h (gimple_var_anns): Remove.
17140 (var_ann): Simplify.
17141 * tree-dfa.c (create_var_ann): Simplify.
17142 (remove_referenced_var): Clear alias info from var_anns of globals.
17143 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17144 (delete_tree_ssa): Clear alias info from var_anns of globals.
17145 Do not free var_anns.
17146 (var_ann_eq): Remove.
17147 (var_ann_hash): Likewise.
17149 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17151 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17152 and loongson2f entries.
17153 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17154 * config/mips/mips.h (processor_type): Add Loongson-2E
17155 and Loongson-2F entries.
17156 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17157 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17158 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17159 * doc/invoke.texi (MIPS Options): Document loongson2e
17160 and loongson2f processor names.
17162 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17166 * config/i386/i386.c (ix86_function_arg_boundary): Use
17167 alignment of canonical type.
17168 (ix86_expand_vector_move): Check unaligned memory access for
17171 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17173 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17174 Moved to the front of file.
17176 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17177 H.J. Lu <hongjiu.lu@intel.com>
17179 * dwarf2out.c (current_fde): New.
17181 (lookup_cfa:): Likewise.
17182 (dwarf2out_end_epilogue): Likewise.
17183 (dwarf2out_note_section_used): Likewise.
17185 2008-05-27 Michael Matz <matz@suse.de>
17188 * c.opt (Wenum-compare): New warning option.
17189 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17191 2008-05-27 Michael Matz <matz@suse.de>
17193 PR middle-end/36326
17194 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17196 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17197 into memory as tail calls.
17199 2008-05-27 Richard Guenther <rguenther@suse.de>
17201 PR tree-optimization/36339
17202 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17203 pointers cause all addressable variables to be call clobbered.
17205 2008-05-27 Richard Guenther <rguenther@suse.de>
17207 PR tree-optimization/36245
17208 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17210 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17212 * config/s390/s390.md: Replace all occurences of the 'm'
17213 constraint with 'RT'.
17215 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17217 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17219 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17221 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17222 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17223 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17225 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17227 * reload.c: (find_reloads): Skip alternatives according to the
17228 "enabled" attribute. Constify the constraint variable.
17229 * recog.c (get_attr_enabled): Add default implementation.
17230 (extract_insn): Set the alternative_enabled_p array
17231 in the recog_data struct.
17232 (preprocess_constraints, constrain_operands): Skip
17233 alternatives according to the "enabled" attribute
17234 * recog.h (struct recog_data): New field alternative_enabled_p.
17235 (skip_alternative): New inline function.
17236 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17237 (record_reg_classes): Skip alternative according to the
17238 "enabled" attribute.
17240 * doc/md.texi: Add documention for the "enabled" attribute.
17242 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17244 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17245 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17246 constraint with TARGET_MEM_CONSTRAINT.
17247 * recog.c (asm_operand_ok, preprocess_constraints,
17248 constrain_operands): Likewise.
17249 * regclass.c (record_reg_classes): Likewise.
17250 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17251 * reload1.c (maybe_fix_stack_asms): Likewise.
17252 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17253 * recog.h: Adjust comment.
17254 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17255 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17256 * doc/md.texi: Add a note to description of 'm' constraint.
17257 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17259 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17261 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17262 that the bitfield is of integral type before testing its precision.
17264 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17265 Sa Liu <saliu@de.ibm.com>
17267 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17268 __modti3, __udivti3, __umodti3 and __udivmodti4.
17269 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17270 that implement TImode mul and div functions.
17271 * config/spu/multi3.c: New. Implement __multi3.
17272 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17273 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17276 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17278 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17279 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17280 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17281 tls_sysv_suffix): New mode and mode attribute iterators.
17282 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17283 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17284 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17285 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17286 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17289 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17291 PR tree-optimization/36329
17292 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17293 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17294 * cgraphbuild.c (initialize_inline_failed): Use the latter
17295 macro in lieu of the former.
17296 * ipa-inline.c (cgraph_mark_inline): Likewise.
17297 (cgraph_decide_inlining_of_small_function): Likewise.
17298 (cgraph_decide_inlining): Likewise.
17299 (cgraph_decide_inlining_incrementally): Likewise.
17301 2008-05-26 Tristan Gingold <gingold@adacore.com>
17302 Anatoly Sokolov <aesok@post.ru>
17304 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17305 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17306 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17307 optimization for 'avr6' architecture.
17309 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17312 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17314 2008-05-26 Richard Guenther <rguenther@suse.de>
17316 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17317 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17319 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17321 PR middle-end/36253
17322 * caller-save.c (insert_restore): Verify alignment of spill space.
17323 (insert_save): Likewise.
17324 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17325 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17326 (STACK_SLOT_ALIGNMENT): Likewise.
17327 * function.c (LOCAL_ALIGNMENT): Removed.
17328 (get_stack_local_alignment): New.
17329 (assign_stack_local): Use it. Set alignment on stack slot.
17330 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17331 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17332 (STACK_SLOT_ALIGNMENT): New.
17333 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17334 stack slot in XFmode.
17336 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17338 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17341 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17342 argument operand in rax isn't removed.
17344 2008-05-26 Richard Guenther <rguenther@suse.de>
17346 PR middle-end/36300
17347 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17348 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17350 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17353 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17355 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17357 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17358 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17360 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17362 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17363 build a trampoline if we don't want one.
17364 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17365 return zero for nested functions if we don't want a trampoline.
17367 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17369 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17371 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17374 * c.opt: Removed undocumented option '-lang-fortran'.
17375 * c-common.h: Removed global variable 'lang_fortran'.
17376 * c-opts.c (c_common_handle_option): Removed code to handle
17377 option '-lang-fortran'. Updated includes.
17378 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17379 definition of '__GFORTRAN__'.
17380 (define__GNUC__): Reimplemented to use BASEVER and
17381 cpp_define_formatted.
17382 (builtin_define_with_value_n): Removed.
17383 * c-incpath.h: Renamed to ...
17384 * incpath.h: ... this.
17385 * c-incpath.c: Renamed to ...
17386 * incpath.c: ... this. Updated includes.
17387 * fix-header.c: Updated includes.
17388 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17389 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17390 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17392 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17394 * tree.h: Update the table of flags used on tree nodes.
17395 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17396 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17397 (FORCED_LABEL): Add access check.
17398 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17399 (ASM_INPUT_P): Likewise.
17400 (ASM_VOLATILE_P): Likewise.
17401 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17402 (OMP_SECTION_LAST): Access private_flag directly.
17403 (OMP_RETURN_NOWAIT): Likewise.
17404 (OMP_PARALLEL_COMBINED): Likewise.
17405 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17406 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17407 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17408 deprecated_flag directly.
17410 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17412 * final.c (frame_pointer_needed): Removed.
17413 * flags.h (frame_pointer_needed): Likewise.
17415 * function.h (rtl_data): Add frame_pointer_needed.
17416 (frame_pointer_needed): New.
17418 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17420 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17422 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17424 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17427 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17429 * c-common.c (strip_array_types): Move function to..
17431 (get_inner_array_type): Delete.
17432 * c-common.h (strip_array_types): Move declaration to..
17434 (get_inner_array_type): Delete.
17435 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17436 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17437 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17438 * config/pa/pa.c (emit_move_sequence): Likewise.
17440 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17442 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17445 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17447 * function.c: Include target hook for nonlocal_goto frame value.
17449 2008-05-24 Richard Guenther <rguenther@suse.de>
17451 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17452 variable can be only accessed through a pointer or a union.
17454 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17456 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17457 * doc/extend.texi: Likewise.
17459 2008-05-23 DJ Delorie <dj@redhat.com>
17461 * config/m32c/jump.md (untyped_call): Add.
17463 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17464 for A24 to PSImode.
17465 (m32c_address_cost): Detail costs for indirect offsets.
17467 2008-05-23 Rafael Espíndola <espindola@google.com>
17469 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17470 if a node is a SUBREG.
17471 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17474 2008-05-23 Paul Brook <paul@codesourcery.com>
17475 Carlos O'Donell <carlos@codesourcery.com>
17477 * doc/extend.texi: Clarify use of __attribute__((naked)).
17478 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17479 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17480 * function.c (use_register_for_decl): Use
17481 targetm.calls.allocate_stack_slots_for_args.
17482 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17483 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17484 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17486 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17488 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17490 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17492 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17493 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17494 is only rounded once.
17496 2008-05-23 Richard Guenther <rguenther@suse.de>
17498 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17500 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17501 Jakub Jelinek <jakub@redhat.com>
17504 * configure.ac: Handle --enable-cld.
17505 * configure: Regenerated.
17506 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17507 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17508 (ix86_current_function_needs_cld): New define.
17509 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17510 (cld): New isns pattern.
17511 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17512 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17513 * config/i386/i386.opt (mcld): New option.
17514 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17515 TARGET_CLD and ix86_current_function_needs_cld.
17516 (override_options): Use -mcld by default for 32-bit code if
17519 * doc/install.texi (Options specification): Document --enable-cld.
17520 * doc/invoke.texi (Machine Dependent Options)
17521 [i386 and x86-64 Options]: Add -mcld option.
17522 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17524 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17525 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17526 (return_in_memory_64): Likewise.
17527 (return_in_memory_ms_64): Likewise.
17529 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17531 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17532 * builtins.c (fold_builtin_fpclassify): New.
17533 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17534 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17535 * c-common.c (handle_type_generic_attribute): Adjust to accept
17536 fixed arguments before an elipsis.
17537 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17538 * doc/extend.texi: Document __builtin_fpclassify.
17540 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17542 * omp-low.c (gate_expand_omp_ssa): Remove.
17543 (pass_expand_omp_ssa): Remove.
17544 (gate_expand_omp): Do not check for flag_openmp_ssa.
17545 * common.opt (-fopenmp-ssa): Remove.
17546 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17548 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17550 * config/sh/sh.opt (mfixed-range): New option.
17551 * config/sh/sh-protos.h (sh_fix_range): Declare.
17552 * config/sh/sh.c (sh_fix_range): New function.
17553 * config/sh/sh.h (sh_fixed_range_str): Declare.
17554 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17556 * doc/invoke.texi (SH Options): Document -mfixed-range.
17558 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17560 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17561 it before the redeclaration.
17563 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17565 * config/avr/avr.c (get_sequence_length): Add new function.
17566 (expand_prologue, expand_epilogue): Remove duplicate code.
17568 2008-05-22 Rafael Espíndola <espindola@google.com>
17570 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17573 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17575 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17576 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17578 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17579 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17580 (vect_update_misalignment_for_peel): Likewise.
17581 (vector_alignment_reachable_p): Likewise.
17582 * tree-vect-transform.c (vectorizable_load): Likewise.
17583 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17584 (get_vectype_for_scalar_type): Pass mode of scalar_type
17585 to UNITS_PER_SIMD_WORD.
17587 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17588 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17589 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17590 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17591 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17593 2008-05-22 Ira Rosen <irar@il.ibm.com>
17595 PR tree-optimization/36293
17596 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17597 if the first load must be skipped because of a gap.
17599 2008-05-22 Richard Guenther <rguenther@suse.de>
17601 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17602 more cases of offset disambiguation that is possible if
17603 strict-aliasing rules apply.
17604 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17605 for basic offset and type-based disambiguation.
17607 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17609 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17610 ix86_expand_vector_set on V16QImode for SSE4.1.
17612 2008-05-21 Tom Tromey <tromey@redhat.com>
17614 * c.opt (Wimport): Mark as undocumented.
17615 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17617 (Warning Options): Likewise.
17618 * doc/cppopts.texi: Don't mention -Wimport.
17620 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17622 PR tree-optimization/36287
17623 PR tree-optimization/36286
17624 * lambda-code.c (build_access_matrix): Do not use the loop->num
17625 for computing the number of induction variables: use the loop depth
17628 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17631 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17632 option -f(no-)leading-underscore.
17634 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17636 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17637 GET_MODE_NUNITS (mode).
17639 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17641 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17642 (-mmulhw): Add 464 to description.
17643 (-mdlmzb): Likewise.
17644 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17645 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17647 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17648 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17649 * config/rs6000/rs6000.md: Update comments for 464.
17651 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17653 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17655 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17657 * config/i386/sse.md (vec_extractv4sf): Removed.
17658 (vec_extractv2df): Likewise.
17659 (vec_extractv2di): Likewise.
17660 (vec_extractv4si): Likewise.
17661 (vec_extractv8hi): Likewise.
17662 (vec_extractv16qi): Likewise.
17663 (vec_extract<mode>): New.
17665 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17667 * config/i386/sse.md (vec_setv4sf): Removed.
17668 (vec_setv2df): Likewise.
17669 (vec_setv2di): Likewise.
17670 (vec_setv4si): Likewise.
17671 (vec_setv8hi): Likewise.
17672 (vec_setv16qi): Likewise.
17673 (vec_set<mode>): New.
17675 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17677 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17678 goto for vec_concat and vec_interleave.
17680 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17682 * config/i386/sse.md (vec_initv4sf): Removed.
17683 (vec_initv2df): Likewise.
17684 (vec_initv2di): Likewise.
17685 (vec_initv4si): Likewise.
17686 (vec_initv8hi): Likewise.
17687 (vec_initv16qi): Likewise.
17688 (vec_init<mode>): New.
17690 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17692 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17694 2008-05-21 Tom Tromey <tromey@redhat.com>
17696 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17697 (zone_find_object_offset): Likewise.
17698 (gt_ggc_m_S): Likewise.
17699 (highest_bit): Likewise.
17700 * ggc-page.c (gt_ggc_m_S): New function.
17701 * stringpool.c (string_stack): Remove.
17702 (init_stringpool): Update.
17703 (ggc_alloc_string): Use ggc_alloc.
17704 (maybe_delete_ident): New function.
17705 (ggc_purge_stringpool): Likewise.
17706 (gt_ggc_m_S): Remove.
17707 * ggc-common.c (ggc_protect_identifiers): New global.
17708 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17709 ggc_protect_identifiers.
17710 * ggc.h (ggc_protect_identifiers): Declare.
17711 (gt_ggc_m_S): Update.
17712 (ggc_purge_stringpool): Declare.
17713 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17714 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17716 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17718 2008-05-21 David S. Miller <davem@davemloft.net>
17720 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17723 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17725 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17728 2008-05-20 David Daney <ddaney@avtrex.com>
17730 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17731 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17732 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17733 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17734 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17735 (atomic_hiqi_op): New define_code_iterator.
17736 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17737 mips_expand_compare_and_swap_12.
17738 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17739 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17740 (sync_<optab><mode>, sync_old_<optab><mode>,
17741 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17742 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17743 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17744 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17745 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17746 (test_and_set_12): New insn.
17747 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17748 sync_new_<optab><mode>, sync_old_nand<mode>,
17749 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17750 clobber to operand 0 for SI and DI mode insns.
17751 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17752 mips_gen_fn_4): New typedefs.
17753 (mips_gen_fn_ptrs): Define new union type.
17754 (mips_expand_compare_and_swap_12): Remove declaration.
17755 (mips_expand_atomic_qihi): Declare function.
17756 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17757 (mips_expand_atomic_qihi): ... this. Use new generator function
17759 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17760 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17761 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17762 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17763 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17764 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17765 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17766 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17767 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17768 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17771 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17773 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17776 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17778 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17779 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17780 (avr_attribute_table): Add 'OS_main' function attribute.
17781 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17782 functions with 'OS_main' attribute.
17784 2008-05-20 Richard Guenther <rguenther@suse.de>
17786 PR tree-optimization/35204
17787 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17788 helper, split out from ...
17789 (DFS): ... here. Make the DFS walk non-recursive.
17791 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17792 Jan Sjodin <jan.sjodin@amd.com>
17794 PR tree-optimization/36181
17795 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17796 (parallelize_loops): Don't parallelize when the loop has vector
17799 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17800 Sebastian Pop <sebastian.pop@amd.com>
17802 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17803 matrix, and never look at the tree representation of the memory
17805 (linear_transform_loops): Computes parameters and access matrices.
17806 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17808 (access_matrix_get_index_for_parameter): New.
17809 * tree-data-ref.h (struct access_matrix): New.
17810 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17811 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17812 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17813 am_vector_index_for_loop): New.
17814 (struct data_reference): Add field access_matrix.
17815 (DR_ACCESS_MATRIX): New.
17816 (compute_data_dependences_for_loop): Update declaration.
17817 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17818 * lambda.h (lambda_vector_vec_p): Declared.
17819 * lambda-code.c: Depend on pointer-set.h.
17820 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17821 av_for_af_base, av_for_af, build_access_matrix,
17822 lambda_compute_access_matrices): New.
17823 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17825 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17827 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17828 $SOURCEDIR/include.
17830 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17831 Sebastian Pop <sebastian.pop@amd.com>
17833 PR tree-optimization/36206
17834 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17836 (instantiate_scev_1): Rename flags to fold_conversions.
17837 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17838 outeside instantiation_loop.
17839 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17840 (evolution_function_is_affine_or_constant_p): Removed.
17841 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17843 (analyze_siv_subscript): Pass in the loop nest number.
17844 Call evolution_function_is_affine_in_loop instead of
17845 evolution_function_is_affine_p.
17846 (analyze_overlapping_iterations): Pass in the loop nest number.
17848 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17849 Sebastian Pop <sebastian.pop@amd.com>
17851 PR tree-optimization/36206
17852 * tree-chrec.h (chrec_fold_op): New.
17853 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17856 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17858 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17860 (remove_duplicates): Do not set inode on non-inode systems.
17863 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17865 * config.gcc (tm_file): Update comments about relative pathnames.
17867 2008-05-20 Richard Guenther <rguenther@suse.de>
17869 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17870 * tree-ssa-sccvn.c (process_scc): Likewise.
17871 * tree-ssa-sink.c (execute_sink_code): Likewise.
17872 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17873 * tree-vrp.c (process_assert_insertions): Likewise.
17874 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17875 (perform_tree_ssa_dce): Likewise.
17876 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17877 (dump_dominator_optimization_stats): Likewise.
17878 * tree-vectorizer.c (vectorize_loops): Likewise.
17880 2008-05-20 Richard Guenther <rguenther@suse.de>
17882 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17884 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17886 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17887 (ix86_i386elf_return_in_memory): Likewise.
17888 (ix86_i386interix_return_in_memory): Likewise.
17889 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17890 (SUBTARGET_RETURN_IN_MEMORY): New.
17891 * config/i386/i386elf.h: Likewise.
17892 * config/i386/ptx4-i.h: Likewise.
17893 * config/i386/sol2-10.h: Likewise.
17894 * config/i386/sysv4.h: Likewise.
17895 * config/i386/vx-common.h: Likewise.
17896 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17897 * config/i386/i386.c (ix86_return_in_memory): Made static and
17898 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17899 (ix86_i386elf_return_in_memory): Removed.
17900 (ix86_i386interix_return_in_memory): Removed.
17901 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17902 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17904 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17906 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17908 2008-05-19 Xinliang David Li <davidxl@google.com>
17910 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17912 * common.opt: Ditto.
17913 * doc/invoke.texi: Ditto.
17915 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17917 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17918 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17920 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17922 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17923 sizes of operand array from 8/4 to 4/2.
17924 (ix86_expand_vector_init_general): Change size of operand array
17925 from 32 to 16. Remove op0, op1 and half_mode.
17927 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17929 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17930 (ix86_expand_vector_init_interleave): Likewise.
17931 (ix86_expand_vector_init_general): Use them. Assert
17932 word_mode == SImode when n_words == 4.
17934 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17936 * config/i386/i386.c (ix86_secondary_reload): New static function.
17937 (TARGET_SECONDARY_RELOAD): New define.
17938 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17939 * config/i386/i386.md (reload_outqi): Remove.
17941 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17943 PR middle-end/35509
17944 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17945 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17946 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17947 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17948 (fold_builtin_1): Likewise.
17949 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17950 c-common.c (check_builtin_function_arguments): Handle
17951 BUILT_IN_ISINF_SIGN.
17952 * doc/extend.texi: Document __builtin_isinf_sign.
17953 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17955 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17957 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17958 EH cleanup at the end of the pass, search for those that have been
17959 turned into forwarder blocks and do the cleanup on their successor.
17961 2008-05-18 Richard Guenther <rguenther@suse.de>
17963 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17964 pointers to sizetype and vice versa.
17966 2008-05-18 Xinliang David Li <davidxl@google.com>
17968 * gcc/tree-ssa-dce.c: Coding style fix.
17969 (check_pow): Documentation comment.
17970 (check_log): Documenation comment. Coding style fix.
17971 (is_unnecessary_except_errno_call): Ditto.
17972 (gen_conditions_for_pow): Ditto.
17973 (gen_conditions_for_log): Ditto.
17974 (gen_shrink_wrap_conditions): Ditto.
17975 (shrink_wrap_one_built_in_calls): Ditto.
17976 * gcc/doc/invoke.texi: Better documentation string.
17977 * ChangeLog: Fix wrong change log entries from
17978 May 17 checkin on function call DCE.
17980 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17982 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17984 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17986 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17987 * df-problems.c (simulation routines): Fixed block comment to
17988 properly say how to add forwards scanning functions.
17990 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17992 * tree-inline.c (setup_one_parameter): Remove dead code.
17994 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17996 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17997 a BIT_AND_EXPR only for an INTEGER_TYPE.
17999 2008-05-17 Xinliang David Li <davidxl@google.com>
18001 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18002 (check_pow, check_log, is_unnecessary_except_errno_call): New
18003 functions to check for eliminating math functions that are pure
18004 except for setting errno.
18005 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18006 general condition expressions for shrink-wrapping pow/log calls.
18007 (gen_shrink_wrap_conditions): Ditto.
18008 (shrink_wrap_one_built_in_call): Ditto.
18009 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18010 (mark_operand_necessary): If debugging, output if OP is necessary.
18011 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18013 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18015 * gcc/common.opt: New user flag -ftree-builtin-dce.
18016 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18018 2008-05-16 David S. Miller <davem@davemloft.net>
18020 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18021 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18023 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18026 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18028 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18030 * ifcvt.c (dead_or_predicable): Rename
18031 df_simulate_one_insn_backwards to df_simulate_one_insn.
18032 * recog.c (peephole2_optimize): Ditto.
18033 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18035 * df.h: Rename df_simulate_one_insn_backwards to
18036 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18037 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18038 scanning of defs and uses.
18039 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18040 (df_simulate_one_insn_forwards): Removed.
18042 2008-05-16 Doug Kwan <dougkwan@google.com>
18044 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18046 (real_from_string): Handle NaNs and Inf as approriate.
18048 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18050 * doc/gty.texi (Source Files Containing Type Information): Note
18051 that headers should appear first in the gtfiles list.
18053 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18055 * tree.def (COND_EXEC): Properly documented this code.
18057 2008-05-16 Diego Novillo <dnovillo@google.com>
18059 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18060 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18063 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18065 * tree-ssa-dse (max_stmt_uid): Removed.
18066 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18067 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18068 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18069 * function.h (cfun.last_stmt_uid): New field.
18070 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18071 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18073 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18074 (create_stmt_ann): Initialize the ann->uid field.
18075 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18077 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18079 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18081 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18082 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18083 (init_empty_tree_cfg): Call it.
18085 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18087 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18090 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18092 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18093 * tree-dump.c (dump_options): New verbose option.
18094 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18096 * tree-pass.h (TDF_VERBOSE): New dump flag.
18097 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18098 (tree-flow.h): Added include.
18099 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18101 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18103 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18105 From Jie Zhang <jie.zhang@analog.com>
18106 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18107 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18108 mcpu=bf561-none and mcpu=bf561-0.2.
18109 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18110 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18111 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18112 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18113 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18114 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18115 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18117 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18118 (cputype_selected): Remove.
18119 (bfin_handle_option): Don't use cputype_selected.
18120 (override_options): When no mcpu option, enable all workarounds.
18121 Don't use bfin_workarounds.
18122 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18124 (DEFAULT_CPU_TYPE): Don't define.
18126 2008-05-16 Richard Guenther <rguenther@suse.de>
18128 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18129 on deletion of the last stmt.
18131 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18133 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18134 V8HImode for SSE2 and V16QImode for SSE4.1.
18136 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18138 * cgraph.h (compute_inline_parameters): Made public.
18139 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18140 variable_generate_summary, function_write_summary,
18141 variable_write_summary, variable_read_summary. Added generate_summary,
18142 write_summary, read_summary.
18143 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18144 pass_ipa_inline.function_generate_summary, to
18145 compute_inline_parameters.
18146 * ipa-inline.c (compute_inline_parameters): Made public and added
18148 (compute_inline_parameters_for_current): New function.
18149 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18150 (inline_generate_summary): Removed parameter and made to loop over
18152 (pass_ipa_inline): Updated for new IPA_PASS structure.
18153 * passes.c (execute_ipa_summary_passes): Now is called once per
18154 pass rather than once per node*pass.
18156 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18158 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18159 avr_have_mul_p, avr_asm_only_p): Remove variables.
18160 (avr_override_options): Remove initialization of removed variables.
18161 (avr_file_start): Convert removed variables to fields of
18162 'struct base_arch_s *avr_current_arch'.
18163 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18164 (AVR_HAVE_MUL): (Ditto.).
18165 (AVR_HAVE_MOVW): (Ditto.).
18166 (AVR_HAVE_LPMX): (Ditto.).
18167 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18168 avr_asm_only_p): Remove declaration.
18170 2008-05-15 Diego Novillo <dnovillo@google.com>
18172 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18173 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18175 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18177 PR middle-end/36194
18178 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18179 Don't call record_truncated_value from here.
18180 (record_truncated_value): Turn it into a for_each_rtx callback.
18181 (record_truncated_values): New function.
18182 (combine_instructions): Call note_uses with record_truncated_values.
18183 Change name of check_conversion to check_promoted_subreg.
18185 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18187 * doc/sourcebuild.texi: Document support for torture tests.
18189 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18191 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18192 to alternative 4 of operand 2.
18194 2008-05-15 Richard Guenther <rguenther@suse.de>
18196 * tree-pass.h (current_pass): Declare.
18197 (get_pass_for_id): Likewise.
18198 * passes.c (passes_by_id, passes_by_id_size): New globals.
18199 (set_pass_for_id): New function.
18200 (get_pass_for_id): Likewise.
18201 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18202 (execute_function_todo): Flush per function statistics.
18203 * toplev.c (compile_file): Init statistics.
18204 (general_init): Do early statistics initialization.
18205 (finalize): Finish statistics.
18206 * statistics.h (statistics_early_init): Declare.
18207 (statistics_init): Likewise.
18208 (statistics_fini): Likewise.
18209 (statistics_fini_pass): Likewise.
18210 (statistics_counter_event): Likewise.
18211 (statistics_histogram_event): Likewise.
18212 * statistics.c: New file.
18213 * Makefile.in (OBJS-common): Add statistics.o.
18214 (statistics.o): Add dependencies.
18215 * doc/invoke.texi (-fdump-statistics): Document.
18217 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18218 (insert): Likewise.
18219 (execute_pre): Use statistics_counter_event.
18220 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18221 (substitute_and_fold): Increment it. Use statistics_counter_event.
18223 2008-05-15 Diego Novillo <dnovillo@google.com>
18225 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18227 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18228 * tree-ssa-alias.c (new_type_alias): Remove references to
18229 sub-variables from comment.
18230 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18232 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18234 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18235 attribute to 1 only for insertps alternative.
18237 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18239 * config/bfin/bfin.md (loadbytes): New pattern.
18240 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18241 (bfin_init_builtins): Initialize it.
18242 (bdesc_1arg): Add it.
18244 2008-05-15 Sa Liu <saliu@de.ibm.com>
18246 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18247 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18248 * testsuite/lib/target-supports.exp: Add
18249 check_effective_target_fortran_integer_16.
18251 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18253 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18254 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18255 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18256 (TARGET_RETURN_IN_MEMORY): Define.
18258 2008-05-15 Richard Guenther <rguenther@suse.de>
18260 PR middle-end/36244
18261 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18262 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18263 represent unmodifiable vars.
18265 2008-05-15 Richard Guenther <rguenther@suse.de>
18267 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18268 INDIRECT_REF and TARGET_MEM_REF.
18269 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18272 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18273 H.J. Lu <hongjiu.lu@intel.com>
18275 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18276 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18277 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18278 insn alternatives. Add missing alternatives.
18279 (*vec_concatv2di_rex64_sse4_1): Likewise.
18280 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18281 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18282 Require TARGET_SSE.
18284 2008-05-15 Richard Guenther <rguenther@suse.de>
18286 PR tree-optimization/36009
18287 PR tree-optimization/36204
18288 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18289 (determine_invariantness_stmt): Record the loop a store is
18290 always executed in.
18291 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18294 2008-05-15 Richard Guenther <rguenther@suse.de>
18296 PR tree-optimization/34330
18297 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18298 through the pointer will alias the SMT.
18300 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18302 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18304 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18306 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18308 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18309 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18311 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18312 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18313 (vashl_optab): New optab for vector/vector shifts.
18314 (vashr_optab): Ditto.
18315 (vlshr_optab): Ditto.
18316 (vrotl_optab): Ditto.
18317 (vrotr_optab): Ditto.
18318 (optab_subtype): New enum for optab_for_tree_code call.
18319 (optab_for_tree_code): Add enum optab_subtype argument.
18321 * optabs.c (optab_for_tree_code): Take an additional argument to
18322 distinguish between a vector shift by a scalar and vector shift by
18323 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18324 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18325 vector shift by a vector.
18326 (expand_widen_pattern_expr): Pass additional argument to
18327 optab_for_tree_code.
18329 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18330 vrotl_optab, vrotr_optab.
18332 * expr.c (expand_expr_real_1): Update calls to
18333 optab_for_tree_code to distinguish between vector shifted by a
18334 scalar and vector shifted by a vector.
18335 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18336 (supportable_narrowing_operation): Ditto.
18337 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18338 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18339 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18340 (vect_create_epilog_for_reduction): Ditto.
18341 (vectorizable_reduction): Ditto.
18342 (vectorizable_operation): Ditto.
18343 (vect_strided_store_supported): Ditto.
18344 (vect_strided_load_supported): Ditto.
18345 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18346 * expmed.c (expand_shift): Ditto.
18348 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18350 (ashr@var{m}3): Ditto.
18351 (vashl@var{m}3): Document new vector/vector shift standard name.
18352 (vashr@var{m}3): Ditto.
18353 (vlshr@var{m}3): Ditto.
18354 (vrotl@var{m}3): Ditto.
18355 (vrotr@var{m}3): Ditto.
18357 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18358 (PPERM_INVERT): Ditto.
18359 (PPERM_REVERSE): Ditto.
18360 (PPERM_REV_INV): Ditto.
18361 (PPERM_ZERO): Ditto.
18362 (PPERM_ONES): Ditto.
18363 (PPERM_SIGN): Ditto.
18364 (PPERM_INV_SIGN): Ditto.
18365 (PPERM_SRC1): Ditto.
18366 (PPERM_SRC2): Ditto.
18368 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18369 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18370 allows a memory operand to be the value being added, and split it
18371 to improve vectorization.
18372 (sse5_pmacsdqh_mem): Ditto.
18373 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18374 (sse5_mulv2div2di3_high): Ditto.
18375 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18376 (vec_pack_trunc_v4si): Ditto.
18377 (vec_pack_trunc_v2di): Ditto.
18378 (sse5_pcmov_<mode>): Remove code that tried to use use
18379 andps/andnps instead of pcmov.
18380 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18381 pmacsdqh instructions.
18382 (vec_widen_smult_lo_v4si): Ditto.
18384 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18385 (PPERM_INVERT): Ditto.
18386 (PPERM_REVERSE): Ditto.
18387 (PPERM_REV_INV): Ditto.
18388 (PPERM_ZERO): Ditto.
18389 (PPERM_ONES): Ditto.
18390 (PPERM_SIGN): Ditto.
18391 (PPERM_INV_SIGN): Ditto.
18392 (PPERM_SRC1): Ditto.
18393 (PPERM_SRC2): Ditto.
18394 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18396 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18398 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18399 says ignore whether the last reference is a memory operand.
18401 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18402 Paolo Bonzini <bonzini at gnu dot org>
18404 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18407 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18408 (vlshr<mode>3): Rename from vlshr<mode>3.
18409 (vashr<mode>3): Rename from vashr<mode>3.
18410 (mulv4sf3): Change the names of vector shift patterns.
18414 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18417 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18442 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18443 (floatunssidf2_internal): Change vector/vector shift names.
18444 (floatunsdidf2_internal): Ditto.
18451 (vashl<mode>3): Rename from ashl<mode>3.
18452 (vashr<mode>3): Rename from ashr<mode>3.
18453 (vlshr<mode>3): Rename from lshr<mode>3.
18454 (vrotl<mode>3): Rename from rotl<mode>3.
18456 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18459 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18460 multiply gives the wrong value when doing widening multiplies.
18461 (vec_widen_smult_lo_v4si): Ditto.
18463 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18465 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18466 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18467 emit_library_call_value.
18468 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18469 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18470 * calls.c (initialize_argument_information, precompute_arguments,
18471 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18472 (precompute_arguments): Removed flags parameter.
18473 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18475 2008-05-14 Richard Guenther <rguenther@suse.de>
18477 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18478 Make sure to register the store if the use is a PHI_NODE.
18480 2008-05-14 Olivier Hainque <hainque@adacore.com>
18482 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18483 memory if the component is to be referenced in BLKmode according
18484 to get_inner_reference.
18486 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18488 * calls.c (emit_library_call_value_1): Restore code clearing
18489 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18491 2008-05-14 Olivier Hainque <hainque@adacore.com>
18492 Nicolas Roche <roche@adacore.com>
18494 * configure.ac: Add support for a "gcc_subdir" variable in
18495 config-lang.in, to denote a subdirectory where the language/GCC
18496 integration files are to be found.
18497 * configure: Regenerate.
18499 2008-05-14 Ira Rosen <irar@il.ibm.com>
18501 PR tree-optimization/36098
18502 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18503 value for the first load in the group in case of a gap.
18504 (vect_build_slp_tree): Check that there are no gaps in loads.
18506 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18508 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18509 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18510 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18511 emit_insn and remove unneeded code to construct extra args.
18512 (emit_no_conflict_block): Removed.
18513 * optabls.h: (emit_no_conflict_block): Removed.
18514 * cse.c (cse_extended_basic_block): Remove search for
18515 REG_NO_CONFLICT note.
18516 * global.c: Removed incorrect comment added in revision 117.
18517 * expr.c (convert_move): Change call to emit_no_conflict_block to
18519 * recog.c: Change comments so that they do not mention
18521 * local_alloc.c (combine_regs): Removed last parameter.
18522 (no_conflict_p): Removed.
18523 (block_alloc): Removed note, no_conflict_combined_regno and set
18524 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18525 (combine_regs): Removed already_dead and code to look for
18526 REG_NO_CONFLICT notes.
18527 * lower_subreg (remove_retval_note): Removed code to look for
18528 REG_NO_CONFLICT block.
18529 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18530 (resolve_clobber): Remove code to process libcalls that have
18531 REG_NO_CONFLICT notes.
18532 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18534 * combine.c (can_combine_p, distribute_notes): Removed
18535 REG_NO_CONFLICT case.
18536 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18538 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18539 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18541 * reg-notes.def (NO_CONFLICT): Removed.
18543 2008-05-14 David S. Miller <davem@davemloft.net>
18545 * config/sparc/sparc.c (sparc_profile_hook): If
18546 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18547 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18548 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18550 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18552 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18554 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18557 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18558 and op1 expansion before vector concat to have less live pseudos.
18560 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18562 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18563 ix86_expand_vector_set if supported.
18565 2008-05-13 Diego Novillo <dnovillo@google.com>
18566 Kenneth Zadeck <zadeck@naturalbridge.com>
18568 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18570 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18571 phinodes_print_statistics, init_ssanames, fini_ssanames,
18572 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18573 release_ssa_name, release_defs, replace_ssa_name_symbol,
18574 ssanames_print_statistics): Move ...
18575 * tree-flow.h: ... here.
18576 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18577 Use FN instead of cfun.
18578 (make_ssa_name_fn): Rename from make_ssa_name.
18579 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18580 * tree-flow-inline.h (make_ssa_name): Move from
18581 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18582 * omp-low.c (expand_omp_parallel):
18583 * tree-flow-inline.h (redirect_edge_var_map_result):
18584 * tree-ssa.c (init_tree_ssa): Add argument FN.
18585 Use it instead of cfun. Update all users.
18587 2008-05-13 Tom Tromey <tromey@redhat.com>
18589 PR preprocessor/22168:
18590 * doc/cpp.texi (Top): Update menu.
18591 (Alternatives to Wrapper #ifndef): New node.
18592 (Other Directives): Document deprecation.
18593 (Obsolete Features): Remove menu.
18594 (Assertions): Merge node into Obsolete Features.
18595 (Obsolete once-only headers): Move earlier; rename to Alternatives
18596 to Wrapper #ifndef.
18597 * doc/cppopts.texi: Update.
18598 * c.opt (Wdeprecated): Enable for C and ObjC.
18599 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18600 (C++ Dialect Options): Move -Wno-deprecated from here to...
18601 (Warning Options): ... here.
18603 2008-05-13 Richard Guenther <rguenther@suse.de>
18605 PR middle-end/36227
18606 * fold-const.c (fold_sign_changed_comparison): Do not allow
18607 changes in pointer-ness.
18609 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18612 * config/sh/sh.c (sh_expand_prologue): Don't clear
18613 RTX_FRAME_RELATED_P for push insns.
18615 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18617 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18619 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18621 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18622 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18623 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18625 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18627 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18628 (*vec_concatv4sf_sse): This.
18629 (*sse2_concatv2si): Renamed to ...
18630 (*vec_concatv2si_sse2): This.
18631 (*sse1_concatv2si): Renamed to ...
18632 (*vec_concatv2si_sse): This.
18633 (*vec_concatv2di_rex): Renamed to ...
18634 (*vec_concatv2di_rex64): This.
18635 (*vec_concatv2si_sse4_1): New.
18636 (*vec_concatv2di_rex64_sse4_1): Likewise.
18638 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18640 PR rtl-optimization/36111
18641 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18642 that was created for swappable operands.
18644 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18647 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18648 * configure.ac: Add call to ACX_PROG_GNAT.
18650 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18652 * optc-gen.awk: Fix comment typo.
18654 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18656 * pretty-print.c (pp_integer_with_precision): Use
18657 HOST_LONG_LONG_FORMAT.
18659 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18661 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18663 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18665 * config/i386/i386.c (bdesc_ptest): Removed.
18666 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18667 (bdesc_args): Add __builtin_ia32_ptestz128,
18668 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18669 (ix86_init_mmx_sse_builtins): Updated.
18670 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18671 (ix86_expand_builtin): Updated.
18673 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18675 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18676 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18678 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18680 * value-prof.c (interesting_stringop_to_profile): Do not
18681 return early for BUILT_IN_MEMPCPY.
18683 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18685 * calls.c (expand_call): Don't use callgraph to increase
18686 preferred_stack_boundary.
18688 * cgraph.h (cgraph_rtl_info): Use unsigned on
18689 preferred_incoming_stack_boundary.
18691 * final.c (rest_of_clean_state): Use unsigned on
18692 preferred_stack_boundary.
18694 2008-05-09 Tom Tromey <tromey@redhat.com>
18696 PR preprocessor/22231:
18697 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18700 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18702 PR tree-optimization/36129
18703 * tree-ssa-ccp.c: Include value-prof.h.
18704 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18705 built-in function was folded to a constant.
18706 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18708 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18709 Sebastian Pop <sebastian.pop@amd.com>
18711 * tree-scalar-evolution.c: Document instantiate_scev.
18712 (instantiate_parameters_1): Renamed instantiate_scev_1.
18713 Don't use the same loop for instantiation_loop and evolution_loop.
18714 (instantiate_scev): New.
18715 (instantiate_parameters): Moved...
18716 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18717 same loop twice. Maintains the semantics for this function.
18718 * tree-scalar-evolution.h (instantiate_scev): Declare.
18719 (instantiate_parameters): ...here. Now static inline.
18720 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18721 instead of resolve_mixers.
18723 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18725 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18727 2008-05-09 Tomas Bily <tbily@suse.cz>
18729 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18730 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18731 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18732 * c-common.c (c_common_truthvalue_conversion): Likewise.
18733 * tree-object-size.c (compute_object_offset): Likewise.
18734 * tree-inline.c (estimate_num_insns_1): Likewise.
18735 * varasm.c (const_hash_1, compare_constant, copy_constant)
18736 (compute_reloc_for_constant, output_addressed_constants)
18737 (initializer_constant_valid_p): Likewise.
18738 * c-omp.c (check_omp_for_incr_expr): Likewise.
18739 * gimplify.c (gimplify_expr): Likewise.
18740 * c-typeck.c (c_finish_return): Likewise.
18741 * tree-vectorizer.c (supportable_widening_operation)
18742 (supportable_narrowing_operation): Likewise.
18743 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18744 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18745 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18746 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18747 (descr_info_loc): Likewise.
18748 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18749 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18750 (fold_unary): Likewise.
18751 * builtins.c (get_pointer_alignment): Likewise.
18752 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18753 (instantiate_parameters_1): Likewise.
18754 * tree.c (expr_align, stabilize_reference): Likewise.
18755 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18756 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18757 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18758 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18759 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18760 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18762 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18763 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18764 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18765 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18766 (forward_propagate_comparison)
18767 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18768 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18769 * emit-rtl.c (component_ref_for_mem_expr)
18770 (set_mem_attributes_minus_bitpos): Likewise.
18771 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18772 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18774 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18775 (build_function_call, pointer_diff, build_compound_expr)
18776 (c_finish_return): Likewise.
18777 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18778 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18780 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18781 * expr.c (is_aligning_offset): Likewise.
18782 * tree-ssa-alias.c (is_escape_site): Likewise.
18783 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18784 (check_all_va_list_escapes): Likewise.
18785 * tree-ssa-loop-ivopts.c (determine_base_object)
18786 (determine_common_wider_type): Likewise.
18787 * dojump.c (do_jump): Likewise.
18788 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18789 * tree-gimple.c (is_gimple_cast): Likewise.
18790 * fold-const.c (decode_field_reference, )
18791 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18792 (fold_binary): Likewise.
18793 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18794 (already_warned_in_frontend_p): Likewise.
18795 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18796 * tree.c (really_constant_p, get_unwidened): Likewise.
18797 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18798 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18799 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18801 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18803 (CONVERT_EXPR_P): Define.
18804 (CASE_CONVERT): Define.
18806 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18808 PR middle-end/36117
18809 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18810 (delete_unmarked_insns): When deleting a call, call
18811 delete_unreachable_blocks.
18812 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18813 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18815 2008-05-08 Richard Guenther <rguenther@suse.de>
18817 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18818 (-ftree-salias): Likewise.
18819 (salias-max-implicit-fields): Remove param documentation.
18820 (salias-max-array-elements): Likewise.
18821 * tree-pass.h (pass_create_structure_vars): Remove.
18822 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18823 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18824 * tree-ssa-alias.c (create_structure_vars): Remove.
18825 (gate_structure_vars): Likewise.
18826 (pass_create_structure_vars): Likewise.
18827 (gate_build_alias): Likewise.
18828 (pass_build_alias): Adjust to run always and dump the function.
18829 * common.opt (ftree-salias): Hide.
18830 * passes.c (init_optimization_passes): Remove
18831 pass_create_structure_vars, adjust comment.
18832 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18833 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18834 * opts.c (decode_options): Do not set flag_tree_salias.
18835 (common_handle_option): Add OPT_ftree_salias to the backward
18836 compatibility section.
18838 2008-05-08 Richard Guenther <rguenther@suse.de>
18840 * tree-flow-inline.h (var_can_have_subvars): Move ...
18841 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18842 * tree-flow.h (var_can_have_subvars): Remove.
18843 (push_fields_onto_fieldstack): Remove.
18844 (sort_fieldstack): Likewise.
18845 (struct fieldoff): Move ...
18846 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18847 alias_set and base_for_components fields.
18848 (sort_fieldstack): Make static.
18849 (push_fields_onto_fieldstack): Likewise. Remove code that
18850 handles anything but RECORD_TYPEs. Remove alias_set and
18851 base_for_components handling.
18852 (create_variable_info_for): Adjust.
18854 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18856 * common.opt (Wframe-larger-than=): Shorten the help message
18858 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18860 2008-05-08 Rafael Espíndola <espindola@google.com>
18862 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18864 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18865 trap and that both operands are gimple values.
18866 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18867 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18870 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18872 * read-rtl.c (join_c_conditions): Return the first string if the
18873 two strings are equal.
18875 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18877 * gensupport.h (pred_data): Add a "num_codes" field.
18878 (add_predicate_code): Declare.
18879 * gensupport.c (add_predicate_code): New function.
18880 (std_pred_table): Add an "allows_const_p" field.
18881 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18882 Remove the (incomplete) list of such codes from the codes field.
18883 (init_predicate_table): Use add_predicate_code. Add all
18884 RTX_CONST_OBJs if allows_const_p is true.
18885 * genrecog.c (process_define_predicate): Use add_predicate_code.
18887 2008-05-08 David Daney <ddaney@avtrex.com>
18888 Richard Sandiford <rsandifo@nildram.co.uk>
18890 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18891 special case of constant zero operands.
18892 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18893 old and new values. Special case constant zero values.
18894 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18896 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18897 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18899 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18902 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18903 similar RTX_CONST_OBJ before CONST_INT.
18905 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18907 * stmt.c (expand_stack_restore): Change sa mode if needed.
18909 2008-05-08 Richard Guenther <rguenther@suse.de>
18911 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18912 return type to bool.
18913 (ix86_sol10_return_in_memory): Likewise.
18914 (ix86_i386elf_return_in_memory): Likewise.
18915 (ix86_i386interix_return_in_memory): Likewise.
18916 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18917 (ix86_sol10_return_in_memory): Likewise.
18918 (ix86_i386elf_return_in_memory): Likewise.
18919 (ix86_i386interix_return_in_memory): Likewise.
18921 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18924 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18926 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18927 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18930 2008-05-08 Richard Guenther <rguenther@suse.de>
18932 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18933 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18934 (DR_SUBVARS): Remove.
18935 * tree-dfa.c (dump_subvars_for): Remove.
18936 (debug_subvars_for): Likewise.
18937 (dump_variable): Do not dump subvars.
18938 (remove_referenced_var): Do not remove subvars.
18939 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18940 (lookup_subvars_for_var): Remove.
18941 (get_subvars_for_var): Likewise.
18942 (get_subvars_at): Likewise.
18943 (get_first_overlapping_subvar): Likewise.
18944 (overlap_subvar): Likewise.
18945 * tree-flow.h (subvar_t): Remove.
18946 (struct var_ann_d): Remove subvars field.
18947 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18948 argument. Remove special handling of SFTs.
18949 (compute_tag_properties): Likewise.
18950 (set_initial_properties): Likewise.
18951 (compute_call_clobbered): Likewise.
18952 (count_mem_refs): Likewise.
18953 (compute_memory_partitions): Likewise.
18954 (compute_flow_insensitive_aliasing): Likewise.
18955 (setup_pointers_and_addressables): Likewise.
18956 (new_type_alias): Likewise.
18957 (struct used_part): Remove.
18958 (used_portions): Likewise.
18959 (struct used_part_map): Likewise.
18960 (used_part_map_eq): Likewise.
18961 (used_part_map_hash): Likewise.
18962 (free_used_part_map): Likewise.
18963 (up_lookup): Likewise.
18964 (up_insert): Likewise.
18965 (get_or_create_used_part_for): Likewise.
18966 (create_sft): Likewise.
18967 (create_overlap_variables_for): Likewise.
18968 (find_used_portions): Likewise.
18969 (create_structure_vars): Likewise.
18970 * tree.def (STRUCT_FIELD_TAG): Remove.
18971 * tree.h (MTAG_P): Adjust.
18972 (struct tree_memory_tag): Remove base_for_components and
18973 unpartitionable flags.
18974 (struct tree_struct_field_tag): Remove.
18975 (SFT_PARENT_VAR): Likewise.
18976 (SFT_OFFSET): Likewise.
18977 (SFT_SIZE): Likewise.
18978 (SFT_NONADDRESSABLE_P): Likewise.
18979 (SFT_ALIAS_SET): Likewise.
18980 (SFT_UNPARTITIONABLE_P): Likewise.
18981 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18982 (union tree_node): Remove sft field.
18983 * alias.c (get_alias_set): Remove special handling of SFTs.
18984 * print-tree.c (print_node): Remove handling of SFTs.
18985 * tree-dump.c (dequeue_and_dump): Likewise.
18986 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18987 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18988 * tree-predcom.c (set_alias_info): Do not set subvars.
18989 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18990 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18991 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18992 (add_vars_for_offset): Remove.
18993 (add_virtual_operand): Remove special handling of SFTs.
18994 (add_call_clobber_ops): Likewise.
18995 (add_call_read_ops): Likewise.
18996 (get_asm_expr_operands): Likewise.
18997 (get_modify_stmt_operands): Likewise.
18998 (get_expr_operands): Likewise.
18999 (add_to_addressable_set): Likewise.
19000 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19001 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19002 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19003 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19004 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19005 (tree_node_structure): Likewise.
19006 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19008 (find_what_p_points_to): Likewise.
19010 2008-05-08 Sa Liu <saliu@de.ibm.com>
19012 * config/spu/spu.md: Fixed subti3 pattern.
19014 2008-05-08 Richard Guenther <rguenther@suse.de>
19016 PR middle-end/36154
19017 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19018 sure to create a representative for trailing arrays for PTA.
19020 2008-05-08 Richard Guenther <rguenther@suse.de>
19022 PR middle-end/36172
19023 * fold-const.c (operand_equal_p): Two objects which types
19024 differ in pointerness are not equal.
19026 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19028 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19029 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19030 (emit_library_call_value_1): Add new variable fndecl initialized by
19031 NULL_TREE. It should be the decl type of orgfun, but this information
19032 seems not to be available here, so it uses the default calling abi.
19033 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19034 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19035 by TARGET_RETURN_IN_MEMORY.
19036 * config/i386/i386-interix.h: Likewise.
19037 * config/i386/i386.h: Likewise.
19038 * config/i386/i386elf.h: Likewise.
19039 * config/i386/ptx4-i.h: Likewise.
19040 * config/i386/sol2-10.h: Likewise.
19041 * config/i386/sysv4.h: Likewise.
19042 * config/i386/vx-common.h: Likewise.
19043 * config/cris/cris.h: Removed #if 0 clause.
19044 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19045 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19047 (ix86_sol10_return_in_memory): Likewise.
19048 (ix86_i386elf_return_in_memory): New.
19049 (ix86_i386interix_return_in_memory): New.
19050 * config/mt/mt-protos.h (mt_return_in_memory): New.
19051 * config/mt/mt.c: Likewise.
19052 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19053 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19054 * config/bfin/bfin.h: Likewise.
19055 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19057 * config/bfin/bfin.c: Likewise.
19058 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19059 * config/alpha/unicosmk.h: Likewise.
19060 * config/i386/cygming.h: Likewise.
19061 * config/iq2000/iq2000.h: Likewise.
19062 * config/mips/mips.h: Likewise.
19063 * config/mn10300/mn10300.h: Likewise.
19064 * config/rs6000/rs6000.h: Likewise.
19065 * config/score/score.h: Likewise.
19066 * config/spu/spu.h: Likewise.
19067 * config/v850/v850.h: Likewise.
19068 * defaults.h: Likewise.
19069 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19070 * expr.c (emit_block_move): Adjust use of
19071 OUTGOING_REG_PARM_STACK_SPACE.
19072 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19073 OUTGOING_REG_PARM_STACK_SPACE.
19074 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19076 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19078 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19079 on OMP_RETURN for OMP_FOR.
19082 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19083 (fortran_common): New function.
19084 (gen_variable_die): Call fortran_common instead of common_check,
19085 adjust for it returning tree instead of rtx. Formatting.
19087 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19091 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19092 * c-decl.c (merge_decls): Ditto.
19093 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19094 to RTL_CONST_OR_PURE_CALL_P.
19095 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19096 Initialized DECL_LOOPING_CONST_PURE.
19097 (process_call_operands): Set tree_side_effects properly.
19098 * tree.h (TREE_READONLY_DECL_P): Removed.
19099 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19100 (DECL_LOOPING_OR_CONST_P): New macro.
19101 (struct tree_function_decl): Added looping_const_or_pure_p.
19102 (ECF_*) Renumbered.
19103 (ECF_LOOPING_OR_CONST_P): New macro.
19104 * rtlanal.c (pure_const_p): Removed.
19105 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19106 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19107 to RTL_CONST_CALL_P.
19108 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19109 (check_decl, check_tree, check_call, scan_function): Initialize
19111 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19112 (static_execute): Set looping true for recursive functions.
19113 Undo setting state to IPA_NEITHER for recursive functions.
19114 * cse.c (cse_insn):
19115 * ifcvt.c (noce_can_store_speculate_p): Changed
19116 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19117 RTL_CONST_OR_PURE_CALL_P.
19118 * dse.c (scan_insn): Ditto.
19119 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19120 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19121 RTL_CONST_OR_PURE_CALL_P.
19122 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19123 pure_call_p to RTL_CONST_CALL_P.
19124 * gimplify.c (gimplify_call_expr): Clear side effects for
19125 non-looping pure and constant calls.
19126 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19127 (flags_from_decl_or_type): Set ecf flags from decl flags.
19128 (initialize_argument_information): Turn off
19129 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19130 Change const to pure if callee_copies is true rather than just
19132 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19133 way of marking pure calls.
19134 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19135 Remove hack that was supposed to fix pr7335 and remove old
19136 way of marking pure calls.
19137 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19138 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19139 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19140 RTL_CONST_OR_PURE_CALL_P.
19141 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19142 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19143 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19144 * sched-deps.c (schedule_analyze): Ditto.
19145 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19146 return_val field of calls to represent pure and const function info.
19147 (CONST_OR_PURE_CALL_P): Deleted macro.
19148 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19149 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19150 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19152 * tree-optimize.c (execute_fixup_cfg): Added test for
19153 ECF_LOOPING_CONST_OR_PURE.
19154 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19156 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19157 effects for looping pure or const calls.
19158 (verify_gimple_expr): Added verification code.
19159 * config/alpha/alpha.c (alpha_legitimize_address,
19160 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19162 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19163 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19164 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19165 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19166 RTL_CONST_OR_PURE_CALL_P.
19167 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19168 and const calls to be deleted.
19170 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19173 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19174 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19175 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19176 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19177 to handle nonimmediate operands.
19178 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19179 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19180 to handle nonimmediate operands.
19181 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19182 (mmx_pmulhrwv4hi3): New expander. Use
19183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19184 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19185 (sse2_umulv1siv1di3): New expander. Use
19186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19187 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19188 (mmx_eq<mode>3): New expander. Use
19189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19190 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19191 (mmx_uavgv8qi3): New expander. Use
19192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19193 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19194 (mmx_uavgv4hi3): New expander. Use
19195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19197 * config/i386/sse.md
19198 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19199 to handle nonimmediate operands.
19200 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19201 to handle nonimmediate operands.
19202 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19203 to handle nonimmediate operands.
19204 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19205 to handle nonimmediate operands.
19206 (sse2_unpckhpd_exp): New expander. Use
19207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19208 (sse2_unpcklpd_exp): New expander. Use
19209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19210 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19211 to handle nonimmediate operands.
19212 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19213 to handle nonimmediate operands.
19214 (*sse2_<plusminus_insn><mode>3): Rename from
19215 sse2_<plusminus_insn><mode>3 insn pattern.
19216 (sse2_<plusminus_insn><mode>3): New expander. Use
19217 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19218 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19219 (sse2_umulv2siv2di3): New expander. Use
19220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19221 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19222 (sse4_1_mulv2siv2di3): New expander. Use
19223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19224 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19225 (sse2_pmaddwd): New expander. Use
19226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19227 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19228 (sse2_eq<mode>3): New expander. Use
19229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19230 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19231 (sse4_1_eqv2di3): New expander. Use
19232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19233 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19234 (sse2_uavgv16qi3): New expander. Use
19235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19236 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19237 (sse2_uavgv16qi3): New expander. Use
19238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19239 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19240 (sse2_uavgv8hi3): New expander. Use
19241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19242 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19243 (ssse3_pmulhrswv8hi3): New expander. Use
19244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19245 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19246 (ssse3_pmulhrswv4hi3): New expander. Use
19247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19249 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19250 (<sse>_vmmul<mode>3): Ditto.
19251 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19253 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19254 (ssse3_pmaddubsw): Ditto.
19256 * config/i386/i386.c (struct_builtin_description)
19257 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19258 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19259 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19260 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19261 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19262 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19263 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19264 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19265 (ix86_fixup_binary_operands): Assert that src1
19266 and src2 must have the same mode when swapped.
19267 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19268 and ix86_binary_operator_ok. Do not force operands in registers
19271 2008-05-07 Jan Hubicka <jh@suse.cz>
19273 * cgraph.c (dump_cgraph_node): Update.
19274 * cgraph.h (cgraph_local_info): Break out inline summary.
19275 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19277 * ipa-inline (inline_summary): New accestor function.
19278 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19279 cgraph_decide_inlining, compute_inline_parameters): Update.
19280 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19282 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19284 Cleanup ColdFire scheduling support and add V4 pipeline model.
19286 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19287 (define_attr cpu): Add cfv4 value.
19288 (define_attr type, define_attr type1): Merge into a single 'type'
19289 attribute. Update all uses.
19290 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19291 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19293 (define_attr opx_mem, define_attr opy_mem): Remove.
19294 (define_attr op_mem): Clean up, update comment.
19295 (define_attr size): Use specific values instead of general int.
19296 (define_attr guess, define_attr split): Remove. Update all uses.
19297 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19298 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19299 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19300 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19301 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19302 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19303 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19304 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19305 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19306 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19307 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19308 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19309 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19310 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19311 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19312 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19313 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19314 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19315 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19316 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19317 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19318 Update or set attributes.
19319 (stack_tie): New fake instruction.
19321 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19322 (m68k_sched_attr_size): Update declaration.
19323 (m68k_sched_attr_type2): Remove.
19324 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19325 Declare new bypass predicates.
19327 * config/m68k/m68k.c (m68k_sched_issue_rate,
19328 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19330 (TARGET_SCHED_ISSUE_RATE,
19331 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19332 (override_options): Handle scheduling for ColdFire V4 core.
19333 (m68k_expand_prologue): Emit stack_tie.
19334 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19335 'OP_TYPE_FPN'. Update all uses.
19336 (sched_guess_p): Remove.
19337 (sched_address_type): Handle symbolic addresses.
19338 (sched_get_operand): New static function.
19339 (sched_operand_type): Merge into sched_attr_op_type.
19340 (sched_attr_op_type): Handle FP registers, handle quick constants,
19342 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19343 (m68k_sched_attr_size): Update. Move logic to ...
19344 (sched_get_attr_size_int): New static function.
19345 (sched_get_opxy_mem_type): New static function.
19346 (m68k_sched_attr_op_mem): Update.
19347 (m68k_sched_attr_type2): Remove.
19348 (sched_cfv4_bypass_data): New static variable.
19349 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19350 (m68k_sched_issue_rate): Implement scheduler hook.
19351 (struct _sched_ib: enabled_p): New field.
19352 (m68k_sched_variable_issue): Update. Handle V4.
19353 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19354 sched_dump_class_func_t, sched_dump_split_class,
19355 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19356 sched_dump_dfa_class, m68k_sched_dump): Remove.
19357 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19359 (m68k_sched_init_global): Remove statisctics dumping, introduce
19360 sanity check that all instructions have pipeline reservations. Handle
19362 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19363 Handle ColdFire V4 core.
19364 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19365 New static functions.
19366 (m68k_sched_address_bypass_p): New bypass predicate.
19367 (sched_get_indexed_address_scale): New static function.
19368 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19370 * cf.md: Update comments.
19371 (define_attr type2): Remove. Use 'type' attribute instead.
19373 (cf_ib): Rename to cfv123_ib. Update all uses.
19374 (cf_oep): Rename to cfv123_oep. Update all uses.
19375 (cf_chr): Rename to cfv123_chr. Update all uses.
19376 (cf_mem): Rename to cfv123_mem. Update all uses.
19377 (cf_mac): Move to more appropriate place.
19378 (cfv123_guess): New automaton and cpu_unit.
19379 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19380 Update uses of 'size' attribute. Handle before reload scheduling.
19381 (cfv123_guess): New dummy reservation for unhandled instructions.
19382 (cfv4_*): Pipeline description of ColdFire V4 core.
19383 (ignore): New reservation to handle 'ignore' type.
19385 2008-05-07 Ian Lance Taylor <iant@google.com>
19387 PR middle-end/36013
19388 * gimplify.c (find_single_pointer_decl_1): Don't look through
19390 (find_single_pointer_decl): Adjust comments.
19392 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19394 PR middle-end/36137
19395 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19396 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19398 PR middle-end/36106
19399 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19400 integral type rather than floating point, then VIEW_CONVERT_EXPR
19401 to the floating point type.
19403 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19405 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19406 TFmode op0 to register.
19408 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19410 * c-decl.c (grokdeclarator): Comment typo.
19412 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19414 * tree-flow.h: Remove prototype for computed_goto_p.
19415 * tree-cfg.c (computed_goto_p): Make static.
19417 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19420 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19421 (contains_aligned_value_p): This. Handle _Decimal128.
19422 (ix86_function_arg_boundary): Only align _Decimal128 to its
19423 natural boundary and handle it properly.
19425 2008-05-06 Martin Jambor <mjambor@suse.cz>
19427 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19428 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19429 (ipcp_method_set_orig_node): Removed.
19430 (ipcp_cval_get_cvalue_type): Removed.
19431 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19432 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19433 (ipcp_cval_set_cvalue_type): Removed.
19434 (ipcp_cval_get_cvalue): Removed.
19435 (ipcp_cval_set_cvalue): Removed.
19436 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19437 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19438 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19439 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19440 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19441 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19442 (ipcp_get_ith_lattice): Changed parameters.
19443 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19444 (ipcp_lattice_from_jfunc): Changed parameters.
19445 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19446 (ipcp_method_cval_print): Added temporary variable info.
19447 (ipcp_redirect): Removed already unused local variable caller.
19448 (ipcp_redirect): New temporary variable orig_callee_info
19449 (ipcp_redirect): Removed newly unused local variable callee.
19450 (ipcp_redirect): Removed (a bit confusing) local variable type.
19451 (ipcp_insert_stage): Added local variable info.
19452 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19454 (ipcp_formal_create): Removed.
19455 (ipcp_method_cval_set): Removed.
19456 (ipcp_propagate_stage): Renamed lattice variables.
19457 (ipcp_method_cval_set_cvalue_type): Removed.
19458 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19459 (ipcp_print_all_lattices): Changed printed strings to refer to
19460 lattices rather than cvals.
19461 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19462 (ipcp_propagate_const): Changed formal parameters.
19463 (build_const_val): Changed formal parameters.
19464 (ipcp_insert_stage): Removed useless variable cvalue
19465 (build_const_val): Changed formal parameters.
19466 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19467 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19468 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19469 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19470 (ipcp_print_func_profile_counts): Changed string from "method" to
19472 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19473 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19474 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19475 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19476 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19477 (ipcp_lat_is_const): Changed parameters and made inline.
19478 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19479 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19480 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19481 the predicate condition directly
19482 (ipcp_propagate_stage): Added local variable args. Removed local
19483 variable callee. (Both are mere code simplifications.)
19484 (ipcp_method_dont_insert_const): Renamed to
19485 ipcp_node_not_modifiable_p.
19486 (ipcp_node_not_modifiable_p): Made inline.
19487 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19488 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19489 (ipcp_print_all_lattices): Removed variable cvalue
19490 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19493 2008-05-06 Olivier Hainque <hainque@adacore.com>
19495 * tree-sra.c (try_instantiate_multiple_fields): Early return
19496 if field has POINTER_TYPE.
19498 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19500 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19501 by using 'q' specifier for instruction.
19502 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19504 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19506 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19507 Change mode of zero_extract from QImode to HImode.
19508 (sign bit tests peepholes): (Ditto.).
19510 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19512 * config/i386/mmx.md: Remove double backslashes from asm templates.
19513 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19514 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19515 to handle nonimmediate operands.
19516 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19517 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19518 to handle nonimmediate operands.
19519 (*mmx_<code>v2sf3_finite): New insn pattern.
19520 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19521 (mmx_<code>v2sf3): New expander. Use
19522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19523 (mmx_<plusminus_insn><mode>3): New expander. Use
19524 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19525 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19526 (mmx_add<mode>3): Removed.
19527 (mmx_ssadd<mode>3): Ditto.
19528 (mmx_usadd<mode>3): Ditto.
19529 (mmx_sub<mode>3): Ditto.
19530 (mmx_sssub<mode>3): Ditto.
19531 (mmx_ussub<mode>3): Ditto.
19532 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19533 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19534 to handle nonimmediate operands.
19535 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19537 (mmx_smulv4hi3_highpart): New expander. Use
19538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19539 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19541 (mmx_umulv4hi3_highpart): New expander. Use
19542 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19543 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19544 (mmx_<code>v4hi3): New expander. Use
19545 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19546 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19547 (mmx_<code>v8qi3): New expander. Use
19548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19549 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19550 (mmx_<code><mode>3): New expander. Use
19551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19553 2008-05-05 Jan Hubicka <jh@suse.cz>
19555 PR tree-optimization/36118
19556 * passes.c (pass_init_dump_file): Fix dump header.
19558 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19560 PR middle-end/36141
19561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19562 VCE for function decls.
19564 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19566 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19568 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19570 * config/i386/i386.md (sat_plusminus): New.
19571 (plusminus_insn): Likewise.
19572 (plusminus_mnemonic): Likewise.
19574 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19575 (*<addsub><mode>3_cc_overflow): Renamed to ...
19576 (*<plusminus_insn><mode>3_cc_overflow): This.
19577 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19578 (*<plusminus_insn>si3_zext_cc_overflow): This.
19580 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19581 (<plusminus_insn><mode>3): This.
19582 (*<addsub><mode>3): Renamed to ...
19583 (*<plusminus_insn><mode>3): This.
19584 (<sse>_vm<addsub><mode>3): Renamed to ...
19585 (<sse>_vm<plusminus_insn><mode>3): This.
19586 (sse3_h<addsub>v4sf3): Renamed to ...
19587 (sse3_h<plusminus_insn>v4sf3): This.
19588 (sse3_h<addsub>v2df3): Renamed to ...
19589 (sse3_h<plusminus_insn>v2df3): This.
19590 (<plusminus_insn><mode>3): New.
19591 (*<plusminus_insn><mode>3): Likewise.
19592 (sse2_<plusminus_insn><mode>3): Likewise.
19593 (add<mode>): Removed.
19594 (*add<mode>3): Likewise.
19595 (sse2_ssadd<mode>3): Likewise.
19596 (sse2_usadd<mode>3): Likewise.
19597 (sub<mode>3): Likewise.
19598 (*sub<mode>3): Likewise.
19599 (sse2_sssub<mode>3): Likewise.
19600 (sse2_ussub<mode>3): Likewise.
19602 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19604 * gthr-single.h: Add in required interface elements as per gthr.h.
19605 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19606 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19607 Generalize UNUSED macro.
19608 (__gthread_once): Add.
19609 (__gthread_key_create): Add.
19610 (__gthread_key_delete): Add.
19611 (__gthread_getspecific): Add.
19612 (__gthread_setspecific): Add.
19614 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19617 the same size types for the indirect reference on the rhs, then
19620 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19622 * config/i386/i386.md
19623 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19624 one insn template instead of template series.
19625 (*xordi_1_rex64): Ditto.
19626 (*xordi_2_rex64): Ditto.
19628 2008-05-05 Ira Rosen <irar@il.ibm.com>
19630 PR tree-optimization/36119
19631 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19634 2008-06-04 Jan Hubicka <jh@suse.cz>
19636 tree-optimization/36100
19637 * tree-pass.h (pass_O0_always_inline): Declare.
19638 * ipa-inline.c (inline_transform): Remove dead code.
19639 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19640 pass_O0_always_inline): New.
19641 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19643 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19645 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19646 mnemonic in this_param move for TARGET_64BIT.
19648 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19650 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19651 (*strmovsi_rex_1): Ditto.
19652 (*strsetsi_1): Ditto.
19653 (*strsetsi_rex_1): Ditto.
19655 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19656 adddicc expanders using SWI mode iterator.
19658 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19661 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19664 2008-05-04 David S. Miller <davem@davemloft.net>
19666 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19667 (sparc*-*-linux*): Use linux.h in tm_file.
19668 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19669 compiler defaulting to 32-bit.
19670 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19672 * config/sparc/linux.h: Remove definitions now obtained
19673 properly from linux.h
19674 * config/sparc/linux64.h: Likewise.
19675 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19676 don't want this setting for 32-bit builds in a biarch compiler.
19677 * doc/install.texi: Add sparc-linux to list of targets
19678 supporting --enable-targets=all.
19680 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19682 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19684 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19686 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19687 after V4SI_FTYPE_V8HI.
19688 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19689 case V4SI_FTYPE_V2DF.
19691 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19693 * doc/invoke.texi (max-flow-memory-locations): Removed.
19694 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19696 2008-05-03 Richard Guenther <rguenther@suse.de>
19698 PR middle-end/34973
19699 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19701 2008-05-02 David S. Miller <davem@davemloft.net>
19703 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19705 2008-05-02 Simon Baldwin <simonb@google.com>
19708 * c-common.h (warn_array_subscript_range): Removed.
19709 * c-common.c (warn_array_subscript_range): Ditto.
19710 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19711 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19713 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19715 * config/i386/i386.c (ix86_special_builtin_type): New.
19716 (bdesc_special_args): Likewise.
19717 (ix86_expand_special_args_builtin): Likewise.
19718 (ix86_init_mmx_sse_builtins): Updated.
19719 (ix86_expand_builtin): Updated.
19720 (ix86_expand_store_builtin): Removed.
19721 (ix86_expand_unop_builtin): Likewise.
19723 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19724 * config/i386/mmintrin.h (__v2sf): Here.
19726 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19728 (_mm_loadl_pi): Likewise.
19729 (_mm_storeh_pi): Replace __v2si with __v2sf.
19730 (_mm_storel_pi): Likewise.
19732 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19733 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19734 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19735 __builtin_ia32_loadlpd.
19737 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19739 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19740 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19741 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19742 (ix86_init_mmx_sse_builtins): Updated.
19743 (ix86_expand_args_builtin): Likewise.
19744 (ix86_expand_builtin): Likewise.
19745 (ix86_expand_unop1_builtin): Renamed to ...
19746 (ix86_expand_unop_vec_merge_builtin): This.
19748 2008-05-01 Jan Hubicka <jh@suse.cz>
19751 * ipa-inline.c (inline_generate_summary): Make static.
19752 (inline_transform): Do not call inlining at -O0; make static.
19753 * passes.c (execute_todo): Add sanity check.
19754 (execute_one_ipa_transform_pass): Execute proper flags.
19756 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19758 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19759 (DECL_NONADDRESSABLE_P): Likewise.
19760 * alias.c (record_component_aliases): Fix comment.
19762 2008-05-01 Simon Baldwin <simonb@google.com>
19764 * c-common.h (warn_array_subscript_range): New function.
19765 * c-common.c (warn_array_subscript_range): Ditto.
19766 * tree-vrp.c (check_array_ref): Corrected code to agree with
19767 comment, ignoring only arrays of size 0 or size 1.
19768 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19770 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19772 * config/i386/i386.c (ix86_builtin_type): Replace
19773 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19774 (bdesc_args): Updated.
19775 (ix86_init_mmx_sse_builtins): Likewise.
19776 (ix86_expand_args_builtin): Likewise.
19778 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19781 * doc/extend.texi: Correct __builtin_ia32_palignr.
19783 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19786 * config/i386/i386.c (bdesc_crc32): Removed.
19787 (ix86_expand_crc32): Likewise.
19788 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19789 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19790 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19791 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19792 UINT_FTYPE_UINT_UCHAR.
19793 (bdesc_args): Updated. Add crc32 builtins.
19794 (ix86_init_mmx_sse_builtins): Updated.
19795 (ix86_expand_args_builtin): Updated to support subreg.
19797 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19799 2008-05-01 Jan Hubicka <jh@suse.cz>
19801 * tree-pass.h (opt_pass): Add IPA_PASS.
19802 (varpool_node, cgraph_node): Forward declare.
19803 (ipa_opt_pass): Define.
19804 (pass_ipa_inline): Turn into ipa_opt_pass.
19805 (pass_apply_inline): Remove.
19806 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19807 (apply_inline): Turn into ....
19808 (inline_transform): ... this one.
19809 (inline_generate_summary): New function.
19810 (pass_apply_inline): Remove.
19811 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19813 (struct function): Add ipa_transforms_to_apply.
19814 * passes.c (register_one_dump_file): Work on IPA_PASS.
19815 (init_optimization_passes): Remove pass_inline_parameters and
19817 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19818 (execute_one_pass) ... here; apply transforms when possible.
19819 (add_ipa_transform_pass, execute_ipa_summary_asses,
19820 execute_one_ipa_transform_pass): New.
19821 (execute_ipa_pass_list): Update for IPA_PASS type.
19823 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19825 * config/i386/i386.c (ix86_builtin_type): Add
19826 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19827 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19828 (bdesc_args): Add SSE4a builtins.
19829 (ix86_init_mmx_sse_builtins): Updated.
19830 (ix86_expand_args_builtin): Likewise.
19831 (ix86_expand_builtin): Likewise.
19833 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19835 * config/i386/i386.c (ix86_builtin_type): Add
19836 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19837 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19838 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19839 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19840 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19841 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19842 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19843 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19844 and DI_FTYPE_DI_DI_INT.
19845 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19846 (ix86_init_mmx_sse_builtins): Updated.
19847 (ix86_expand_args_builtin): Likewise.
19848 (ix86_expand_builtin): Likewise.
19849 (ix86_expand_binop_imm_builtin): Removed.
19851 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19853 2008-04-30 Richard Guenther <rguenther@suse.de>
19855 PR tree-optimization/32921
19856 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19858 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19860 * config/arm/arm.c (arm_unwind_emit): Use
19861 crtl->all_throwers_are_sibcalls instead of
19862 cfun->all_throwers_are_sibcalls.
19863 (arm_output_fn_unwind): Likewise.
19864 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19865 instead of cfun->uses_pic_offset_table.
19866 (frv_expand_prologue): Likewise.
19867 (frv_frame_pointer_required): Likewise.
19868 (frv_expand_fdpic_call): Likewise.
19869 (frv_emit_movsi): Likewise.
19870 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19871 cfun->returns_pcc_struct instead of
19872 current_function_returns_pcc_struct.
19873 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19874 instead of cfun->calls_eh_return.
19875 (m32c_pushm_popm): Likewise.
19876 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19877 "extern" declaration.
19879 2008-04-30 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/21636
19882 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19884 (evaluate_stmt): Print the likely value.
19885 (ccp_visit_stmt): Avoid excessive vertical spacing.
19887 2008-04-30 Rafael Espíndola <espindola@google.com>
19889 * builtins.c (fold_call_expr): Return realret.
19890 * tree-ssa-threadedge.c
19891 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19892 __builtin_object_size.
19894 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19896 * gcc.c (wrapper_string): New variable.
19897 (insert_wrapper): New function.
19898 (execute): New option -wrapper.
19899 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19901 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19903 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19904 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19905 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19907 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19908 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19909 config/rs6000/e500crtres64gprctr.asm,
19910 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19911 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19912 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19913 config/rs6000/e500crtsav64gprctr.asm,
19914 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19915 config/rs6000/e500crtsavg64gprctr.asm: New files.
19916 * config/rs6000/t-ppccomm: Add build rules for new files.
19917 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19918 * config/rs6000/t-netbsd: Add build rules for new files.
19919 (LIB2FUNCS_STATIC_EXTRA): New variable.
19920 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19921 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19922 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19924 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19926 * config/i386/i386.c (ix86_builtin_type): Add
19927 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19928 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19929 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19930 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19931 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19932 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19933 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19934 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19935 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19936 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19937 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19938 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19939 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19940 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19941 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19942 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19943 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19944 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19945 V1DI_FTYPE_V2SI_V2SI.
19946 (bdesc_2arg): Moved to ...
19947 (bdesc_args): Here.
19948 (ix86_init_mmx_sse_builtins): Updated.
19949 (ix86_expand_args_builtin): Updated. Take a pointer
19950 to const struct builtin_description. Handle comparison
19952 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19953 (ix86_expand_builtin): Updated.
19955 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19956 (ssse3_pmaddubsw128): This.
19957 (ssse3_pmaddubswv4hi3): Renamed to ...
19958 (ssse3_pmaddubsw): This.
19960 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19961 (__builtin_ia32_packssdw128): Likewise.
19962 (__builtin_ia32_packuswb128): Likewise.
19963 (__builtin_ia32_pmaddubsw): Likewise.
19964 (__builtin_ia32_pmaddubsw128): Likewise.
19966 2008-04-30 Richard Guenther <rguenther@suse.de>
19968 PR tree-optimization/14847
19969 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19970 (recognize_bits_test): Use it.
19971 (recognize_single_bit_test): Likewise.
19973 2008-04-30 Martin Jambor <mjambor@suse.cz>
19975 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19976 instead of setting number of formal parameters to zero.
19977 (ipcp_init_stage): Do not set the number of actual parameters to zero
19979 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19980 which are called with variable number of arguments.
19981 (ipcp_insert_stage): Explicitely skipping all nodes which are
19982 called with variable number of arguments.
19983 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19984 number of parameters.
19986 * ipa-prop.h (struct ipa_node_params): Added flag
19987 called_with_var_arguments
19988 (ipa_set_param_count): Added. Changed sole setter to use it.
19989 (ipa_get_param_count): Added. All readers of param_count
19990 converted to use it instead.
19991 (ipa_set_called_with_variable_arg): Added.
19992 (ipa_is_called_with_var_arguments): Added.
19993 (ipa_get_ith_param): Added. All readers of param_decls converted
19995 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19997 (ipa_get_cs_argument_count): Added, all readers of argument_count
19999 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20002 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20003 (struct ipcp_lattice): Renamed cval_type to type
20004 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20006 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20007 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20008 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20009 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20010 (build_const_val): Changed the type of parameter cvalue to tree
20011 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20012 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20014 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20017 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20018 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20019 (ipa_add_method): Renamed to ipa_push_func_to_list
20020 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20021 (ipa_callsite_param_count): Removed.
20022 (ipa_callsite_param_count_set): Removed.
20023 (ipa_callsite_param): Removed.
20024 (ipa_callsite_callee): Removed.
20025 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20026 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20027 (ipa_method_formal_count): Removed.
20028 (ipa_method_formal_count_set): Removed.
20029 (ipa_method_get_tree): Removed.
20030 (ipa_method_tree_map_create): Removed.
20031 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20032 (ipa_create_param_decls_array): Creates the array itself
20033 (ipa_create_param_decls_array): Temporary variable info instead of
20034 a few dereferences.
20035 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20036 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20037 (get_type): Removed.
20038 (ipa_jf_get_info_type): Removed.
20039 (ipa_node_create): Renamed to ipa_create_node_params
20040 (ipa_free): Renamed to ipa_free_all_node_params
20041 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20042 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20043 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20044 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20045 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20046 ipa_free_all_edge_args
20047 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20048 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20049 (ipa_create_methodlist_node): Removed.
20050 (ipa_methodlist_method): Removed.
20051 (ipa_methodlist_method_set): Removed.
20052 (ipa_methodlist_next_method): Removed.
20053 (ipa_methodlist_next_method_set): Removed.
20054 (ipa_method_is_modified): Removed.
20055 (ipa_method_modify_create): Removed.
20056 (ipa_method_modify_init): Temporary variable info instead of a few
20058 (ipa_detect_param_modifications): Temporary variable info instead of
20059 a few dereferences.
20060 (ipa_compute_jump_functions): Temporary variable info instead of
20061 a few dereferences.
20062 (ipa_method_modify_set): Removed.
20063 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20064 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20065 than craph_node as the first parameter.
20066 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20067 (ipa_method_modify_init): Removed.
20068 (ipa_compute_jump_functions): Added a temp variable instead of
20069 repeatadly dereferencing the cgraph_edge.aux pointer
20070 (ipa_callsite_param_set_type): Removed.
20071 (ipa_compute_jump_functions): i renamed to index and moved to
20073 (ipa_callsite_param_set_info_type_formal): Removed.
20074 (ipa_callsite_param_set_info_type): Removed.
20075 (ipa_callsite_param_map_create): Removed.
20076 (ipa_callsite_tree): Removed.
20077 (ipa_callsite_caller): Removed.
20078 (ipa_pop_func_from_list): return_method removed to return_func
20080 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20081 prefixed all values with IPA_. Changed all users.
20082 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20083 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20084 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20085 (union parameter_info): Renamed to jump_func_value.
20086 (union jump_func_value): Renamed value to constant
20087 (struct ipa_jump_func): Renamed info_type to value
20088 (struct ipa_node): Renamed to ipa_node_params
20089 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20090 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20091 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20092 (struct ipa_edge): Renamed to ipa_edge_args
20093 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20094 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20095 (struct ipa_methodlist): Renamed to ipa_func_list
20096 (struct ipa_func_list): method_p renamed to node, next_method
20098 (ipa_methodlist_p): Removed, switched all users to struct pointer
20099 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20101 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20103 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20104 (rs6000_emit_epilogue): Use backchain to restore only when we
20105 have a large frame. Make use of frame pointer to restore if we
20106 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20108 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20110 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20111 Add mode to zero_extract.
20112 (sign bit tests peepholes): (Ditto.).
20114 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20116 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20117 Instructions in comments with SSE3.
20118 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20119 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20120 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20121 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20122 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20123 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20124 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20125 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20126 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20127 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20128 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20129 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20130 (bdesc_sse_args): Renamed to ...
20131 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20132 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20133 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20134 IX86_BUILTIN_FABSQ.
20135 (bdesc_1arg): Moved to ...
20136 (bdesc_args): Here.
20137 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20138 Instructions in comments with SSE3.
20139 (ix86_expand_sse_operands_builtin): Renamed to ...
20140 (ix86_expand_args_builtin): This. Updated.
20141 (ix86_expand_unop1_builtin): Update comments.
20142 (ix86_expand_builtin): Updated.
20144 2008-04-29 Richard Guenther <rguenther@suse.de>
20146 PR tree-optimization/36078
20147 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20148 Update virtual SSA form after cleaning up the CFG.
20150 2008-04-29 Richard Guenther <rguenther@suse.de>
20152 PR middle-end/15255
20153 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20155 2008-04-29 Richard Guenther <rguenther@suse.de>
20157 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20158 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20159 (compute_flow_insensitive_aliasing): Do not treat
20160 PTR_IS_REF_ALL pointers special.
20161 (get_smt_for): Likewise.
20162 (may_alias_p): Re-structure.
20163 (is_escape_site): A ref-all pointer conversion is not an escape site.
20164 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20165 PTR_IS_REF_ALL pointers special.
20166 * tree-ssa-structalias.h (struct alias_info): Remove
20167 ref_all_symbol_mem_tag field.
20168 (PTR_IS_REF_ALL): Remove.
20170 2008-04-29 Richard Guenther <rguenther@suse.de>
20172 PR middle-end/36077
20173 * fold-const.c (extract_muldiv_1): In combining division constants
20174 make sure to never overflow.
20176 2008-04-29 Nick Clifton <nickc@redhat.com>
20178 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20180 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20183 * optc-gen.awk: Work around HP-UX/IA awk bug.
20185 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20187 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20190 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20193 * config/i386/i386.md
20194 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20195 Change operand 1 predicate to nonimmediate_operand.
20197 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20200 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20202 * gengtype.c (walk_type, write_func_for_structure): Handle
20204 * doc/gty.texi: Document chain_circular.
20206 2008-04-28 Richard Guenther <rguenther@suse.de>
20208 PR tree-optimization/36066
20209 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20212 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20215 * config/i386/i386.md
20216 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20217 Use match_scratch instead of match_operand for operands 3 and 4.
20219 2008-04-27 Richard Guenther <rguenther@suse.de>
20221 PR tree-optimization/18754
20222 PR tree-optimization/34223
20223 * tree-pass.h (pass_complete_unrolli): Declare.
20224 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20225 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20226 Rewrite loop into loop closed SSA form if it is not already.
20227 (tree_unroll_loops_completely): Re-structure to iterate over
20228 innermost loops with intermediate CFG cleanups.
20229 Unroll outermost loops only if requested or the code does not grow
20231 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20232 loops are available.
20233 (tree_vectorize): Instead do so here.
20234 (tree_complete_unroll): Also unroll outermost loops.
20235 (tree_complete_unroll_inner): New function.
20236 (gate_tree_complete_unroll_inner): Likewise.
20237 (pass_complete_unrolli): New pass.
20238 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20239 uses outside of the loop.
20240 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20241 form if it is available.
20242 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20243 * passes.c (init_optimization_passes): Schedule complete inner
20244 loop unrolling pass before the first CCP pass after final inlining.
20246 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20248 * targhooks.h (default_emutls_var_fields,
20249 default_emutls_var_init): Declare.
20250 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20251 * target.h (struct gcc_target): Add struct emutls member.
20252 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20253 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20254 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20255 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20256 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20257 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20258 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20259 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20260 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20261 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20262 emit debug information.
20263 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20264 * varasm.c: Include targhooks.h.
20265 (emutls_object_section, emutls_tmpl_section): New.
20266 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20267 (EMUTLS_SEPARATOR): New.
20268 (prefix_name): New.
20269 (get_emutls_object_name): New.
20270 (default_emutls_var_fields): New, broken out of ...
20271 (get_emutls_object_type): ... here. Adjust to use target hooks.
20272 (get_emutls_init_templ_addr): Adjust to use target hooks.
20273 (emutls_decl): Adjust to use target hooks.
20274 (emutls_finish): Likewise.
20275 (default_emutls_var_init): New, broken out of ...
20276 (assemble_variable): ... here. Adjust to use target hooks.
20277 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20278 SECCAT_EMUTLS_TMPL.
20279 * c-common.c (handle_section_attribute): Prevent overriding
20280 sections for emulated tls with special sections.
20281 * config/i386/i386.c (x86_64_elf_select_section): Add
20282 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20283 (x86_64_elf_unique_section): Likewise.
20284 * config/vxworks.c: Include tree.h.
20285 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20286 (vxworks_override_options): Set TLS scheme.
20287 * doc/tm.texi (Emulated TLS): New node.
20289 2008-04-26 Simon Baldwin <simonb@google.com>
20292 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20293 with propagated string constants.
20295 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20297 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20298 constraint for operand 2 when operand 0 is memory operand.
20299 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20300 operand 0 is memory operand.
20301 (fix_trunc<mode>_i387_with_temp): Ditto.
20302 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20303 operand 2 when operand 1 is memory operand.
20304 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20305 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20306 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20307 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20308 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20309 operands 2,3 and 4 when operand 1 is memory operand.
20310 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20312 (fistdi2_floor_with_temp): Ditto.
20313 (fist<mode>2_floor_with_temp): Ditto.
20314 (fistdi2_ceil_with_temp): Ditto.
20315 (fist<mode>2_ceil_with_temp): Ditto.
20316 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20318 2008-04-26 David Daney <ddaney@avtrex.com>
20320 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20322 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20323 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20324 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20325 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20326 (compare_and_swap_12): New insn.
20327 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20328 * config/mips/mips.c (mips_force_binary): New function.
20329 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20330 (mips_expand_compare_and_swap_12): New function.
20331 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20333 2008-04-25 Jan Hubicka <jh@suse.cz>
20336 * cfgexpand.c (pass_expand): Turn into RTL pass.
20337 * passes.c (execute_one_pass): Do pass typechecking after execution.
20338 * tree-pass.h (pass_expand): Turn into RTL pass.
20340 * function.h (struct rtl_data): Move here fields
20341 accesses_prior_frames, calls_eh_return, saves_all_registers,
20342 has_nonlocal_goto, has_asm_statement, is_thunk,
20343 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20344 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20345 arg_pointer_save_area_init from struct function; turn into bool.
20346 (struct function): Move
20347 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20348 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20349 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20350 tail_call_emit, arg_pointer_save_area_init
20351 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20352 (current_function_returns_struct, current_function_returns_pcc_struct,
20353 current_function_calls_setjmp, current_function_calls_alloca,
20354 current_function_accesses_prior_frames,
20355 current_function_calls_eh_return, current_function_is_thunk,
20356 current_function_stdarg, current_function_profile,
20357 current_function_limit_stack, current_function_uses_pic_offset_table,
20358 current_function_uses_const_pool, current_function_has_nonlocal_label,
20359 current_function_saves_all_registers,
20360 current_function_has_nonlocal_goto,
20361 current_function_has_asm_statement): Remove accesor macros.
20362 * ra-conflict.c (global_conflicts): Update.
20363 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20364 (suitable_for_tail_call_opt_p): Update.
20365 * builtins.c (expand_builtin_return_addr): Update.
20366 (expand_builtin_setjmp_setup): Update.
20367 (expand_builtin_nonlocal_goto): Update.
20368 * final.c (final_start_function): Update.
20369 (profile_function): Update.
20370 (leaf_function_p): Update.
20371 (only_leaf_regs_used): Update.
20372 * df-scan.c (df_get_exit_block_use_set): Update.
20373 * dojump.c (clear_pending_stack_adjust): Update.
20374 * tree-stdarg.c (gate_optimize_stdarg): Update.
20375 * gimple-low.c (lower_function_body): Update.
20376 * global.c (compute_regsets): Update.
20377 (global_alloc): Update.
20378 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20379 * expr.c (expand_assignment): Update.
20380 * dse.c (dse_step0): Update.
20381 (dse_step1): Update.
20382 * c-decl.c (store_parm_decls): Update.
20383 * local-alloc.c (combine_regs): Update.
20384 (find_free_reg): Update.
20385 * function.c (assign_parms_augmented_arg_list): Update.
20386 (assign_parm_find_data_types): Update.
20387 (assign_parms): Update.
20388 (allocate_struct_function): Update.
20389 (expand_function_start): Update.
20390 (expand_function_end): Update.
20391 (get_arg_pointer_save_area): Update.
20392 (thread_prologue_and_epilogue_insns): Update.
20393 (rest_of_match_asm_constraints): Update.
20394 * stor-layout.c (variable_size): Update.
20395 * gcse.c (gcse_main): Update.
20396 (bypass_jumps): Update.
20397 * gimplify.c (gimplify_function_tree): Update.
20398 * calls.c (emit_call_1): Update.
20399 (expand_call): Update.
20400 * bt-load.c (compute_defs_uses_and_gen): Update.
20401 * except.c (sjlj_assign_call_site_values): Update.
20402 (sjlj_emit_function_enter): Update.
20403 (can_throw_external): Update.
20404 (set_nothrow_function_flags): Update.
20405 (expand_builtin_unwind_init): Update.
20406 (expand_eh_return): Update.
20407 (convert_to_eh_region_ranges): Update.
20408 (output_function_exception_table): Update.
20409 * emit-rtl.c (gen_tmp_stack_mem): Update.
20410 * cfgexpand.c (expand_used_vars): Update.
20411 (tree_expand_cfg): Update.
20412 * cfgcleanup.c (rest_of_handle_jump): Update.
20413 * explow.c (allocate_dynamic_stack_space): Update.
20414 * varasm.c (assemble_start_function): Update.
20415 (force_const_mem): Update.
20416 (mark_constant_pool): Update.
20417 * tree-optimize.c (tree_rest_of_compilation): Update.
20418 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20419 * tree-cfg.c (notice_special_calls): Update.
20420 (is_ctrl_altering_stmt): Update.
20421 (tree_can_make_abnormal_goto): Update.
20422 (tree_purge_dead_abnormal_call_edges): Update.
20423 * config/alpha/predicates.md: Update.
20424 * config/alpha/alpha.c (alpha_sa_mask): Update.
20425 (alpha_sa_size): Update.
20426 (alpha_does_function_need_gp): Update.
20427 (alpha_expand_prologue): Update.
20428 (alpha_start_function): Update.
20429 (alpha_output_function_end_prologue): Update.
20430 (alpha_expand_epilogue): Update.
20431 * config/frv/frv.c (frv_stack_info): Update.
20432 (frv_expand_epilogue): Update.
20433 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20434 (s390_register_info): Update.
20435 (s390_frame_info): Update.
20436 (s390_init_frame_layout): Update.
20437 (s390_can_eliminate): Update.
20438 (save_gprs): Update.
20439 * config/spu/spu.c (spu_split_immediate): Update.
20440 (need_to_save_reg): Update.
20441 (spu_expand_prologue): Update.
20442 (spu_expand_epilogue): Update.
20443 * config/sparc/sparc.md: Update.
20444 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20445 (sparc_tls_got): Update.
20446 (legitimize_pic_address): Update.
20447 (sparc_emit_call_insn): Update.
20448 (sparc_expand_prologue): Update.
20449 (output_return): Update.
20450 (print_operand): Update.
20451 (sparc_function_ok_for_sibcall): Update.
20452 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20453 * config/m32r/m32r.md: Update.
20454 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20455 (m32r_compute_frame_size): Update.
20456 (m32r_expand_prologue): Update.
20457 (m32r_expand_epilogue): Update.
20458 (m32r_legitimize_pic_address): Update.
20459 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20460 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20461 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20462 (gen_push): Update.
20463 (ix86_save_reg): Update.
20464 (ix86_compute_frame_layout): Update.
20465 (ix86_expand_prologue): Update.
20466 (ix86_expand_epilogue): Update.
20467 * config/sh/sh.c (output_stack_adjust): Update.
20468 (calc_live_regs): Update.
20469 (sh5_schedule_saves): Update.
20470 (sh_expand_prologue): Update.
20471 (sh_expand_epilogue): Update.
20472 (sh_setup_incoming_varargs): Update.
20473 (sh_allocate_initial_value): Update.
20474 (sh_get_pr_initial_val): Update.
20475 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20476 * config/sh/sh.md (label:): Update.
20477 * config/avr/avr.c (out_movhi_mr_r): Update.
20478 * config/crx/crx.h (enum): Update.
20479 * config/xtensa/xtensa.h (along): Update.
20480 * config/stormy16/stormy16.c Update.
20481 (xstormy16_compute_stack_layout): Update.
20482 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20483 (fr30_expand_prologue): Update.
20484 * config/cris/cris.c (cris_conditional_register_usage): Update.
20485 (cris_reg_saved_in_regsave_area): Update.
20486 (cris_initial_frame_pointer_offset): Update.
20487 (cris_simple_epilogue): Update.
20488 (cris_expand_prologue): Update.
20489 (cris_expand_epilogue): Update.
20490 (cris_expand_pic_call_address): Update.
20491 (cris_asm_output_symbol_ref): Update.
20492 (cris_asm_output_label_ref): Update.
20493 * config/cris/cris.md Update.
20494 * config/iq2000/iq2000.c (compute_frame_size): Update.
20495 (iq2000_expand_epilogue): Update.
20496 * config/mt/mt.h (save_direction): Update.
20497 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20498 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20499 (ia64_secondary_reload_class): Update.
20500 * config/m68k/m68k.c (m68k_save_reg): Update.
20501 (m68k_expand_prologue): Update.
20502 (m68k_expand_epilogue): Update.
20503 (legitimize_pic_address): Update.
20504 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20505 (first_reg_to_save): Update.
20506 (first_altivec_reg_to_save): Update.
20507 (compute_vrsave_mask): Update.
20508 (compute_save_world_info): Update.
20509 (rs6000_stack_info): Update.
20510 (spe_func_has_64bit_regs_p): Update.
20511 (rs6000_ra_ever_killed): Update.
20512 (rs6000_emit_eh_reg_restore): Update.
20513 (rs6000_emit_allocate_stack): Update.
20514 (rs6000_emit_prologue): Update.
20515 (rs6000_emit_epilogue): Update.
20516 (rs6000_output_function_epilogue): Update.
20517 (output_profile_hook): Update.
20518 (rs6000_elf_declare_function_name): Update.
20519 * config/rs6000/rs6000.h (rs6000_args): Update.
20520 * config/rs6000/rs6000.md: Update.
20521 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20522 * config/arc/arc.c (arc_output_function_epilogue): Update.
20523 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20524 * config/darwin.c (machopic_function_base_name): Update.
20525 * config/score/score3.c (score3_compute_frame_size): Update.
20528 (score3_epilogue): Update.
20529 * config/score/score7.c (score7_compute_frame_size): Update.
20530 (score7_prologue): Update.
20531 (score7_epilogue): Update.
20532 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20533 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20534 * config/arm/arm.c (use_return_insn): Update.
20535 (require_pic_register): Update.
20536 (arm_load_pic_register): Update.
20537 (arm_compute_save_reg0_reg12_mask): Update.
20538 (arm_compute_save_reg_mask): Update.
20539 (thumb1_compute_save_reg_mask): Update.
20540 (output_return_instruction): Update.
20541 (arm_output_function_prologue): Update.
20542 (arm_output_epilogue): Update.
20543 (arm_get_frame_offsets): Update.
20544 (arm_expand_prologue): Update.
20545 (thumb_pushpop): Update.
20546 (thumb_exit): Update.
20547 (thumb1_expand_prologue): Update.
20548 (thumb1_expand_epilogue): Update.
20549 (arm_unwind_emit): Update.
20550 (arm_output_fn_unwind): Update.
20551 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20552 * config/arm/arm.md: Update.
20553 * config/pa/pa.md: Update.
20554 * config/pa/pa.c (legitimize_pic_address): Update.
20555 (compute_frame_size): Update.
20556 (hppa_expand_prologue): Update.
20557 (hppa_expand_epilogue): Update.
20558 (borx_reg_operand): Update.
20559 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20560 (HARD_REGNO_RENAME_OK): Update.
20561 * config/mips/mips.c (mips_global_pointer): Update.
20562 (mips_save_reg_p): Update.
20563 (mips_compute_frame_info): Update.
20564 (mips_frame_pointer_required): Update.
20565 (mips_expand_prologue): Update.
20566 (mips_expand_epilogue): Update.
20567 (mips_can_use_return_insn): Update.
20568 (mips_reorg_process_insns): Update.
20569 * config/v850/v850.c (compute_register_save_size): Update.
20570 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20571 * config/mmix/mmix.c (along): Update.
20572 (mmix_expand_epilogue): Update.
20573 * config/bfin/bfin.c (legitimize_pic_address): Update.
20574 (must_save_p): Update.
20575 (stack_frame_needed_p): Update.
20576 (add_to_reg): Update.
20577 (bfin_expand_prologue): Update.
20578 * stmt.c (expand_asm_operands): Update.
20579 * reload1.c (reload): Update.
20580 (init_elim_table): Update.
20582 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20584 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20586 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20588 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20589 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20590 (mov<mode>): Removed.
20591 (*movv4sf_internal): Likewise.
20592 (*movv2df_internal): Likewise.
20594 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20596 * config.gcc (crx-*-elf): Remove deprecation.
20598 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20600 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20601 __gcc_deregister_frame with atexit.
20602 (deregister_frame_dtor): Remove.
20604 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20605 Nathan Sidwell <nathan@codesourcery.com>
20607 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20609 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20610 (rs6000_isel): Likewise.
20611 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20612 (rs6000_isel): New variable.
20613 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20615 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20618 * c-common.c (handle_vector_size_attribute): Call
20619 lang_hooks.types.reconstruct_complex_type instead of
20620 reconstruct_complex_type.
20621 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20622 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20623 * langhooks.h (struct lang_hooks_for_types): Add
20624 reconstruct_complex_type hook.
20625 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20626 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20628 2008-04-24 Richard Guenther <rguenther@suse.de>
20630 * c-common.h (check_builtin_function_arguments): Declare.
20631 * c-common.c (validate_nargs): New function.
20632 (check_builtin_function_arguments): Likewise.
20633 * c-typeck.c (build_function_call): Call
20634 check_builtin_function_arguments.
20635 * builtins.c (fold_builtin_classify): Remove error reporting code.
20636 (fold_builtin_unordered_cmp): Likewise.
20637 (fold_builtin_1): Likewise.
20638 (fold_builtin_n): Likewise.
20640 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20642 PR tree-optimization/36008
20643 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20644 the original op1, rather than delta by step.
20646 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20647 Sebastian Pop <sebastian.pop@amd.com>
20649 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20650 eliminate_local_variables_stmt, eliminate_local_variables,
20651 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20652 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20653 of code delimited by two edges in the CFG.
20654 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20655 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20656 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20657 the case of parallelisation of reductions.
20658 (expr_invariant_in_region_p): New.
20660 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20661 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20663 2008-04-24 Ira Rosen <irar@il.ibm.com>
20664 Richard Guenther <rguenther@suse.de>
20666 PR tree-optimization/36034
20667 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20668 incapable of dealing with loads with gaps.
20670 2008-04-24 Rafael Espíndola <espindola@google.com>
20672 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20673 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20674 vrp_evaluate_conditional.
20675 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20676 (vrp_evaluate_conditional): Split the cond argument.
20677 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20678 (simplify_stmt_for_jump_threading): Update call to
20679 vrp_evaluate_conditional.
20681 2008-04-24 Ira Rosen <irar@il.ibm.com>
20683 PR tree-optimization/35982
20684 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20685 interleaved data-refs are of the same type.
20687 2008-04-24 Danny Smith <dannysmith@users.net>
20689 * c-format.c (check_format_info_main): Use strncmp rather than a
20690 magic prefix to handle multichar length specs.
20691 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20692 Don't prefix "I64" and "I32" with '\0'.
20694 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20697 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20698 in registers for -m32 only if stdarg_p (fntype).
20700 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20702 PR rtl-optimization/36006
20703 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20704 temp to op0 in order to avoid invalid rtx sharing.
20706 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20708 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20709 check TREE_INVARIANT.
20710 * tree-gimple.c (is_gimple_address): New.
20711 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20712 * tree-gimple.h (is_gimple_address): New.
20713 * tree.h (decl_address_invariant_p): New.
20714 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20715 (build_string): Likewise.
20716 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20717 (tree_invariant_p_1): Likewise.
20718 (save_expr): Use it.
20719 (tree_invariant_p): New.
20720 (skip_simple_arithmetic): Use it.
20721 (stabilize_reference_1): Use it.
20722 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20724 (build1_stat): Drop code to compute TREE_INVARIANT.
20725 (build2_stat): Drop code to compute TREE_INVARIANT.
20726 (build3_stat): Drop code to compute TREE_INVARIANT.
20727 (build4_stat): Drop code to compute TREE_INVARIANT.
20728 (build5_stat): Drop code to compute TREE_INVARIANT.
20729 (build7_stat): Drop code to compute TREE_INVARIANT.
20730 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20731 * tree.h (struct tree_base): Remove invariant_flag.
20732 (TREE_INVARIANT): Remove.
20733 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20734 (fold_builtin_expect): Check TREE_CONSTANT.
20735 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20736 * c-tree.h (c_expr_to_decl): Drop third parameter.
20737 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20738 (build_c_cast): Don't set TREE_INVARIANT.
20739 (pop_init_level): Don't set TREE_INVARIANT.
20740 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20741 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20743 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20744 (gimplify_addr_expr): Adjust comment.
20745 * tree-mudflap.c (mf_build_string):
20746 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20747 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20748 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20749 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20750 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20751 * langhooks.h (struct lang_hooks): Drop third parameter from
20754 2008-04-23 Richard Guenther <rguenther@suse.de>
20756 PR tree-optimization/27799
20757 PR tree-optimization/32921
20758 PR tree-optimization/32624
20759 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20760 SMTs aliases and the tag itself into the solution.
20761 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20762 merge the points-to solution back into the SMT aliases.
20763 (may_alias_p): Use alias_set_subset_of instead of
20764 aliases_conflict_p. A pointer which points to
20765 memory with alias set zero may access any variable.
20767 2008-04-23 Richard Guenther <rguenther@suse.de>
20769 * alias.c (alias_set_subset_of): Correctly handle asking
20770 if zero is a subset of an alias set with zero child.
20771 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20772 (compute_flow_insensitive_aliasing): Correctly walk all
20773 pointers. Do not unnecessarily union sets.
20775 2008-04-23 Richard Guenther <rguenther@suse.de>
20777 PR middle-end/36021
20778 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20780 2008-04-22 Tomas Bily <tbily@suse.cz>
20782 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20784 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20786 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20787 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20788 * tree-inline.c (estimate_num_insns_1): Likewise.
20789 * varasm.c (const_hash_1, compare_constant, copy_constant)
20790 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20791 * emit-rtl.c (component_ref_for_mem_expr)
20792 (set_mem_attributes_minus_bitpos): Likewise.
20793 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20794 (is_aligning_offset): Likewise.
20795 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20796 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20797 * dojump.c (do_jump): Likewise.
20798 * builtins.c (get_pointer_alignment, get_memory_rtx)
20799 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20800 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20802 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20804 PR rtl-optimization/36017
20805 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20806 expanding the library call.
20808 2008-04-22 Ian Lance Taylor <iant@google.com>
20810 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20811 than size_in_bytes.
20813 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20815 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20816 of LR/CTR moves for Power6.
20818 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20820 PR middle-end/36003
20821 * passes.c (init_optimization_passes): Remove
20822 pass_fast_rtl_byte_dce.
20824 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20827 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20828 builtin functions to generate faster code.
20829 (_mm_cvtpu16_ps): Ditto.
20830 (_mm_cvtpi32x2_ps): Ditto.
20832 2008-04-22 Nick Clifton <nickc@redhat.com>
20834 * common.opt (ftree-loop-distribution): Add Optimization
20837 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20838 (frv_expand_builtin_va_start): Likewise.
20840 * config/arm/arm.c (thumb_find_work_register): Fix location of
20841 argument register count.
20843 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20845 Support scheduling for ColdFire V1 and V3 microarchitecture.
20846 Improve scheduling of multiplication instructions.
20848 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20849 (mac): New instruction attribute.
20850 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20851 (m68k_sched_mac): New variable.
20852 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20853 Handle cfv1 and cfv3.
20854 (max_insn_size): New static variable.
20855 (struct _sched_ib): New type.
20856 (sched_ib): New static variable.
20857 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20858 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20859 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20861 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20862 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20863 new variables. Update.
20864 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20865 Add modeling of cfv3 instruction buffer. Update.
20866 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20867 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20868 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20869 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20870 a particular reservation applies to.
20871 (type2): Reorganize attribute values. Rename alu to alu_reg,
20872 alu_l to alu, move_l to omove. Join move to alu. Split mul
20873 to mul_l and mul_w.
20874 (cf_ib_*): Simplify description of instruction buffer.
20875 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20876 (cf_mem): Split into cf_mem1 and cf_mem2.
20877 (cf_v2_move_??): Rename to cfv12_alu_??.
20878 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20879 (cf_v2_mul_??): Remove reservations.
20880 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20881 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20882 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20884 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20885 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20886 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20887 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20888 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20889 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20890 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20891 expansions of the above reservations for instructions of sizes
20894 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20896 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20898 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20900 * coverage.c: Include tree-pass.h.
20901 (coverage_counter_alloc): Print da_file_name to the dump file.
20903 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20905 * sbitmap.c (sbitmap_range_empty_p): New function.
20906 * sbitmap.h (sbitmap_range_empty_p): New function.
20907 * bitmap.h: Now includes obstack.h.
20909 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20910 Kenneth Zadeck <zadeck@naturalbridge.com>
20912 * dbgcnt.def (ra_byte_scan): Added.
20913 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20914 when the last hit happens for a counter.
20915 * timevar.def (TV_DF_BYTE_LR): New variable.
20916 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20917 * passes.c (pass_fast_rtl_byte_dce): New pass.
20918 * fwprop.c (update_df): Added mode to call df_ref_create.
20919 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20920 DF_REF_EXTRACT_OFFSET.
20921 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20922 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20924 (df_ref_extract): Added mode field.
20925 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20926 DF_REF_EXTRACT_OFFSET.
20927 (DF_REF_EXTRACT_MODE): New macro.
20928 (df_byte_lr_bb_info): New structure.
20929 (df_print_byte_regset, df_compute_accessed_bytes,
20930 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20931 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20932 df_byte_lr_simulate_uses,
20933 df_byte_lr_simulate_artificial_refs_at_top,
20934 df_byte_lr_simulate_artificial_refs_at_end,
20935 df_compute_accessed_bytes): New function.
20936 (df_ref_create): Add parameter.
20937 (df_byte_lr_get_bb_info): New inline function.
20938 * df-scan.c (df_ref_record, df_uses_record,
20939 df_ref_create_structure): Added mode parameter.
20940 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20941 df_defs_record, df_uses_record, df_get_conditional_uses,
20942 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20943 df_entry_block_defs_collect, df_exit_block_uses_collect):
20944 Added mode parameter to calls to df_ref_record, df_uses_record,
20945 df_ref_create_structure.
20946 (df_ref_equal_p, df_ref_compare): Added test for modes.
20947 (df_ref_create_structure): Added code to set mode. Renamed
20948 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20949 DF_REF_EXTRACT_OFFSET.
20950 * df-core.c (df_print_byte_regset): New function.
20951 * df-byte-scan.c: New file.
20952 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20953 calls to BITMAP_FREE.
20954 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20955 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20956 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20957 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20958 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20959 df_byte_lr_local_compute, df_byte_lr_init,
20960 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20961 df_byte_lr_transfer_function, df_byte_lr_free,
20962 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20963 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20964 df_byte_lr_simulate_uses,
20965 df_byte_lr_simulate_artificial_refs_at_top,
20966 df_byte_lr_simulate_artificial_refs_at_end): New function.
20967 * dce.c (byte_dce_process_block): New function.
20968 (dce_process_block): au is now passed in rather than computed
20969 locally. Changed loops that look at artificial defs to not look
20970 for conditional or partial ones, because there never are any.
20971 (fast_dce): Now is able to drive byte_dce_process_block or
20972 dce_process_block depending on the kind of dce being done.
20973 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20974 (rest_of_handle_fast_byte_dce): New function.
20975 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20976 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20978 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20981 * gcc.h: Added fortran options that take arguments to
20982 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20985 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20987 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20988 scalarization if on the LHS and not a full access.
20990 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20992 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20994 2008-04-18 Rafael Espíndola <espindola@google.com>
20996 * tree-vrp.c (find_case_label_index): Fix the binary search.
20997 (find_case_label_range): New.
20998 (vrp_visit_switch_stmt): Use find_case_label_range.
20999 (simplify_switch_using_ranges): Use find_case_label_range.
21001 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21003 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21004 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21006 2008-04-18 Tom Tromey <tromey@redhat.com>
21009 * doc/cpp.texi (Implementation-defined behavior): Mention
21012 2008-04-18 Ian Lance Taylor <iant@google.com>
21014 * fold-const.c (pointer_may_wrap_p): New static function.
21015 (fold_comparison): Add another test for pointer overflow. Use
21016 pointer_may_wrap_p to disable some false positives.
21018 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21020 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21021 (fname_as_string): Match updated cpp_interpret_string prototype.
21022 (fix_string_type): Support char16_t* and char32_t*.
21023 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21024 derivative) nodes. Register as builtin if C++0x.
21025 (c_parse_error): Support CPP_CHAR{16,32}.
21026 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21027 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21028 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21029 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21030 CTI_CHAR32_ARRAY_TYPE>: New elements.
21031 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21032 char32_type_node, signed_char32_type_node, char16_array_type_node,
21033 char32_array_type_node): New defines.
21034 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21035 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21036 (lex_string): Support CPP_STRING{16,32}, match updated
21037 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21038 (lex_charconst): Support CPP_CHAR{16,32}.
21039 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21040 and CPP_STRING{16,32}.
21042 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21045 * aclocal.m4: Regenerate.
21046 * configure: Regenerate.
21048 2008-04-18 Jan Hubicka <jh@suse.cz>
21050 * except.c (dw2_size_of_call_site_table,
21051 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21053 * cgraphbuild.c (build_cgraph_edges): Update.
21054 * tree-pass.h: Update comment.
21055 * final.c (leaf_function_p): Update.
21056 (leaf_renumber_regs): Update.
21057 (rest_of_clean_state): Update.
21058 * omp-low.c (expand_omp_parallel): Update.
21059 * ipa-reference.c (analyze_function): Update.
21060 * reorg.c (find_end_label): Update.
21061 (optimize_skip): Update.
21062 (fill_simple_delay_slots): Update.
21063 (fill_simple_delay_slots): Update.
21064 (make_return_insns): Update.
21065 (dbr_schedule): Update.
21066 * gimple-low.c (record_vars_into): Update.
21067 * cfgbuild.c (make_edges): Update.
21068 * function.c (assign_stack_local): Update.
21069 (assign_parm_adjust_stack_rtl): Update.
21070 (locate_and_pad_parm): Update.
21071 (allocate_struct_function): Do not initialize stack_alignment_needed
21072 and preferred_stack_boundary here.
21073 (stack_protect_prologue): Update.
21074 (stack_protect_epilogue): Update.
21075 (expand_function_start): Initialize stack_alignment_needed,
21076 preferred_stack_boundary and max_jumptable_ents.
21077 (expand_function_end): Update.
21078 (free_after_compilation): Do not NULLify epilogue_delay_list.
21079 * function.h (struct rtl_data): Add stack_protect_guard,
21080 stack_alignment_needed,
21081 preferred_stack_boundary, epilogue_delay_list.
21082 (struct function): Remove value_histograms, stack_alignment_needed,
21083 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21085 unexpanded_var_list, stack_protect_guard.
21086 (current_function_epilogue_delay_list): Remove.
21087 * ipa-type-escape.c (analyze_function): Update.
21088 * gimplify.c (pop_gimplify_context): Update comment.
21089 * calls.c (expand_call): Update.
21090 (emit_library_call_value_1): Update.
21091 * except.c (set_nothrow_function_flags): Update.
21092 * cfgexpand.c (get_decl_align_unit): Update.
21093 (create_stack_guard): Update.
21094 (estimated_stack_frame_size): Update.
21095 (expand_used_vars): Update.
21096 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21097 * explow.c (allocate_dynamic_stack_space): Update.
21098 * tree-ssa-live.c (remove_unused_locals): Update.
21099 * varasm.c (mark_constant_pool): Update.
21100 * tree-inline.c (remap_decls): Update.
21101 (initialize_cfun): Update.
21102 (declare_return_variable): Update.
21103 (inline_forbidden_p): Update.
21104 (expand_call_inline): Update.
21105 (declare_inline_vars): Update.
21106 (tree_function_versioning): Update.
21107 * tree-flow.h (value_histograms): New.
21108 (VALUE_HISTOGRAMS): New macro.
21109 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21111 * tree-cfg.c (set_bb_for_stmt): Update.
21112 (replace_by_duplicate_decl): Update.
21113 (move_block_to_fn): Update.
21114 (new_label_mapper): Update.
21115 (dump_function_to_file): Update.
21116 * ipa-struct-reorg.c (build_data_structure): Update.
21117 * cfgrtl.c (print_rtl_with_bb): Update.
21118 * reload1.c (reload): Update.
21120 * config/i386/i386.c (setup_incoming_varargs_64,
21121 ix86_compute_frame_layout): Update.
21122 * config/arc/arc.c (arc_output_function_epilogue): Update.
21124 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21126 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21127 for FreeBSD as well.
21128 * gthr-posix95.h: Likewise.
21130 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21132 PR rtl-optimization/35838
21133 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21134 out the byte offset of the first subreg.
21136 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21138 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21139 to split_ti instead of three separate calls with single member arrays.
21140 (subti3 splitter): Ditto.
21141 (adddi3 splitter): Ditto with split_di.
21142 (subdi3 splitter): Ditto.
21143 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21144 two separate calls with single member arrays. Swap match_dup
21145 operands 1 and 2 to better fit into the array.
21146 (negdi2 splitter): Ditto with split_di.
21147 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21148 two separate calls with single member arrays. Swap match_dup operands
21149 6 and 7 to better fit into the array.
21151 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21153 * config/i386/i386.c (sse_builtin_type): New.
21154 (bdesc_sse_args): Likewise.
21155 (bdesc_sse_3arg): Removed.
21156 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21157 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21158 IX86_BUILTIN_ROUNDPS.
21159 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21160 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21161 IX86_BUILTIN_ROUNDPS.
21162 (ix86_expand_sse_4_operands_builtin): Removed.
21163 (ix86_expand_sse_operands_builtin): New.
21164 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21165 and CODE_FOR_sse4_1_roundps.
21166 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21167 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21169 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21172 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21173 regs before frame pop when needed. If use_backchain_to_restore_sp
21174 then load backchain into a temp reg to restore vr and vrsave. Add
21175 code to restore vr after frame pop if possible.
21177 2008-04-17 Richard Guenther <rguenther@suse.de>
21179 * tree-vn.c (expressions_equal_p): Do not check type
21180 equality or compatibility before calling operand_equal_p.
21181 * fold-const.c (operand_equal_p): Check equivalence of
21182 integer constants before bailing out due to signedness or
21183 precision differences.
21184 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21185 spurious differences in type qualification. Ignore types
21186 for COMPONENT_REFs at all.
21188 2008-04-17 Christian Bruel <christian.bruel@st.com>
21190 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21191 msw_skip comparison.
21193 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21196 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21199 PR tree-optimization/35899
21200 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21201 rather than TREE_OPERAND.
21203 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21206 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21207 temporary registers. Change operand predicate to general_operand.
21208 (remainderxf3): Ditto.
21210 2008-04-16 Richard Guenther <rguenther@suse.de>
21212 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21213 * tree-affine.c (aff_combination_expand): Look through some
21216 2008-04-15 Doug Kwan <dougkwan@google.com>
21218 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21220 * tree-pretty-print.c (dump_generic_node): Ditto.
21221 * final.c (output_addr_const): Ditto.
21222 * dwarf2out.c (output_cfi): Ditto.
21223 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21224 * print-rtl.c (print_rtx): Ditto.
21225 * print-tree.c (print_node_brief, print_node): Ditto.
21226 * c-common.c (match_case_to_enum_1): Ditto.
21227 * sched-vis.c (print_value): Ditto.
21228 * config/i386/i386.c (print_operand): Cast to long unsigned int
21231 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21232 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21233 MS Windows VirtualProtect function.
21235 2008-04-15 Jan Hubicka <jh@suse.cz>
21237 * gengtype.c (write_root): Param_is argument is OK.
21238 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21239 * function.h: Include varray.h
21240 (rtl_eh): New stucture based on except.c one.
21241 (call_site_record): New forward declaration and vector type.
21242 * calls.c (emit_call_1): Do not call
21243 note_current_region_may_contain_throw.
21244 * except.c (eh_status): Remove cur_region, try_region since they are
21246 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21247 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21248 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21249 Remove call_site_data_used, call_site_data_size.
21250 Turn call_site_record into vector in function.h.
21251 (note_current_region_may_contain_throw): Remove.
21252 (get_exception_pointer, get_exception_filter): Do not take struct
21253 function argument; update.
21254 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21255 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21256 build_post_landing_pads, dw2_build_landing_pads,
21257 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21258 sjlj_emit_function_enter, sjlj_emit_function_enter,
21259 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21260 sjlj_build_landing_pads, finish_eh_generation,
21261 remove_exception_handler_label, remove_eh_handler,
21262 maybe_remove_eh_handler, add_reachable_handler,
21263 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21264 add_action_record, collect_one_action_chain, add_call_site,
21265 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21266 sjlj_output_call_site_table, output_function_exception_table,
21267 * except.h (note_current_region_may_contain_throw): Remove
21268 (get_exception_pointer, get_exception_filter): Do not take struct
21270 * Makefile.in (GTFILES): Put varargs before struct function.
21272 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21274 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21275 punt for STRING_CST.
21276 (get_constraint_for): Deal with STRING_CST here instead.
21278 2008-04-15 Richard Guenther <rguenther@suse.de>
21280 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21281 statements in a basic-block with a backward walk. Do not
21282 substitute into dead statements but instead remove those.
21284 2008-04-15 Richard Guenther <rguenther@suse.de>
21286 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21287 to zero, thus disable creation of SFTs.
21289 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21291 * tree-predcom.c (suitable_reference_p): Return false if the
21292 reference can throw.
21294 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21297 * c-decl.c (finish_decl): If extern or static var has variable
21298 size, set TREE_TYPE (decl) to error_mark_node.
21300 2008-04-15 Rafael Espíndola <espindola@google.com>
21302 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21305 2008-04-15 Richard Guenther <rguenther@suse.de>
21307 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21308 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21309 (visit_reference_op_load): Do walk vuse-vdef chains on
21310 vn_reference_lookup.
21311 (visit_reference_op_store): But do not here.
21312 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21313 vn_reference_lookup.
21314 (vn_lookup_with_vuses): But do so here.
21316 2008-04-14 Ian Lance Taylor <iant@google.com>
21318 * fold-const.c (fold_overflow_warning): Remove assertion.
21320 2008-04-15 Ben Elliston <bje@au.ibm.com>
21322 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21323 temp1 local variables.
21325 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21328 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21329 ".text.unlikely" section as executable.
21331 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21333 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21334 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21335 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21336 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21337 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21338 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21339 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21341 2008-04-14 Ian Lance Taylor <iant@google.com>
21343 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21344 * fold-const.c (fold_comparison): If appropriate, test
21345 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21346 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21347 reassociating a pointer type.
21348 * doc/invoke.texi (Optimize Options): Document that
21349 -fstrict-overflow applies to pointer wraparound.
21351 2008-04-13 Jan Hubicka <jh@suse.cz>
21353 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21355 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21357 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21358 we are going to "save the world".
21360 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21362 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21363 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21364 operand 0 constraint, not "=".
21366 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21368 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21370 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21372 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21373 of size of positions_needed * CHAR_BIT.
21375 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21377 PR middle-end/35897
21378 * dse.c (store_info): Change positions_needed to unsigned
21380 (lowpart_bitmask): New.
21381 (record_store): Cast to unsigned HOST_WIDE_INT for
21382 positions_needed. Assert width <= size of positions_needed *
21383 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21384 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21385 lowpart_bitmask to set mask.
21387 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21389 * config/bfin/constraints.md: New file.
21390 * config/bfin/bfin.md: Include it.
21391 (adddi3): Use satisfies_constraint functions instead of the old macros.
21392 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21393 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21394 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21395 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21396 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21397 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21398 EXTRA_CONSTRAINT): Delete.
21399 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21400 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21402 * config/bfin/bfin.c: Include "tm-constrs.h".
21403 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21404 Use satisfies_constraint functions instead of the old macros.
21405 * doc/md.texi (Blackfin Constraints): Update file name reference.
21407 2008-04-11 Richard Guenther <rguenther@suse.de>
21409 PR tree-optimization/35869
21410 * tree-vrp.c (execute_vrp): Move switch statement update after
21411 jump threading. Schedule another cfg cleanup run.
21413 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21416 * attribs.c (decl_attributes): Return early on errorneous node.
21418 2008-04-10 Oleg Ryjkov <olegr@google.com>
21420 * tree.h (struct tree_base): Added a new flag default_def_flag.
21421 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21423 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21425 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21427 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21430 * pa.md: Define mode iterator P. Define mode attribute dwc.
21431 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21432 (icacheflush): Likewise.
21433 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21434 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21436 2008-04-11 Ben Elliston <bje@au.ibm.com>
21438 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21440 2008-04-10 Rafael Espíndola <espindola@google.com>
21442 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21443 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21444 (extract_range_from_expr): The same.
21446 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21448 * config/mips/mips.md (GPR2): New mode iterator.
21449 (seq): Add comment.
21450 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21451 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21452 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21453 Rewrite these to take two modes, the mode of comparison and the
21454 mode of the destination.
21455 * config/mips/mips.c (mips_expand_scc): Instead of having
21456 paradoxical subreg as destination, expand "narrowing" scc if mode
21457 of comparison is SI and target is requested in DI mode.
21458 (mips_emit_int_order_test): Update comment. Make mode of
21459 comparison match CMP0 rather than TARGET. When creating inverse
21460 target use mode of TARGET.
21462 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21464 * gcov-dump.c (tag_summary): Only print summaries for the first
21465 GCOV_COUNTERS_SUMMABLE counters.
21467 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21469 * config/i386/i386.md (absneg): New code iterator.
21470 (absnegprefix): New code attribute.
21471 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21472 patterns using absneg code iterator.
21473 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21474 using absneg code iterator.
21475 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21476 *neg<mode>2 patterns using absneg code iterator.
21477 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21478 *negextendsfdf2 patterns using absneg code iterator.
21479 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21480 *negextendsfxf2 patterns using absneg code iterator.
21481 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21482 *negextendsfdf2 patterns using absneg code iterator.
21483 * config/i386/sse.md (<code><mode>2): Macroize expander from
21484 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21486 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21488 * config/s390/s390.h: Remove the remains of the recent search
21489 & replace action of current_function_outgoing_args_size.
21491 2008-04-10 Ira Rosen <irar@il.ibm.com>
21493 PR tree-optimization/35821
21494 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21495 NEW_STMT_LIST is not NULL.
21497 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21500 * toplev.c (process_options): Remove -ffunction-sections debugging
21503 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21505 PR middle-end/PR28690
21506 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21507 than gen_rtx_fmt_ee to perform more canonicalizations.
21509 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21512 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21514 2008-04-09 Richard Guenther <rguenther@suse.de>
21516 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21517 (dump_function_to_file): Dump function arguments with types.
21519 2008-04-08 Richard Guenther <rguenther@suse.de>
21521 * fold-const.c (fold_widened_comparison): Do not allow
21522 sign-changes that change the result.
21524 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21527 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21528 kinds of indirect references.
21530 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21532 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21533 GNU Fortran language string.
21535 2008-04-08 Rafael Espíndola <espindola@google.com>
21537 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21538 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21539 * tree.h (tree_call_nonnegative_warnv_p): New.
21541 2008-04-08 Jan Hubicka <jh@suse.cz>
21543 * function.c (free_after_compilation): Clear out regno_reg_rtx
21546 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21549 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21551 PR middle-end/PR28690
21552 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21553 same precedence as REG_POINTER and MEM_POINTER operands.
21555 2008-04-08 Richard Guenther <rguenther@suse.de>
21557 PR middle-end/35834
21558 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21559 for adding index to base.
21561 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21563 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21564 (MINGW_ENABLE_EXECUTE_STACK): New.
21565 (IN_LIBGCC2): For libgcc include windows.h file for
21566 function declarations.
21568 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21570 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21571 and tem2 if tem1 is not a REG or MULT.
21573 2008-04-08 Jan Hubicka <jh@suse.cz>
21575 * function.h (incomming_args): Break out of struct function.
21576 (function_subsections): Break out of struct function.
21577 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21578 return_rtx and hard_reg_initial_vals from struct function.
21579 Kill inl_max_label_num.
21580 (current_function_pops_args, current_function_args_info,
21581 current_function_args_size, current_function_args_size,
21582 current_function_pretend_args_size,
21583 current_function_outgoing_args_size,
21584 current_function_internal_arg_pointer, current_function_return_rtx):
21585 Kill compatibility accestor macros.
21586 * builtins.c (expand_builtin_apply_args_1): Update.
21587 (expand_builtin_next_arg): Update.
21588 * df-scan.c (df_get_call_refs): Update.
21589 * dbxout.c (dbxout_function_end): Update.
21590 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21591 (output_line_info): Update.
21592 (secname_for_decl): Update.
21593 (dwarf2out_var_location): Update.
21594 * function.c (free_after_compilation): Update.
21595 (assign_parm_find_stack_rtl): Update.
21596 (assign_parms): Update.
21597 (expand_dummy_function_end): Update.
21598 (expand_function_end): Update.
21599 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21600 (expand_call): Update.
21601 (emit_library_call_value_1): Update.
21602 (store_one_arg): Update.
21603 * varasm.c (initialize_cold_section_name): Update.
21604 (unlikely_text_section): Update.
21605 (unlikely_text_section_p): Update.
21606 (assemble_start_function): Update.
21607 (assemble_end_function): Update.
21608 (default_section_type_flags): Update.
21609 (switch_to_section): Update.
21610 * integrate.c (set_decl_abstract_flags): Update.
21611 (get_hard_reg_initial_val): Update.
21612 (has_hard_reg_initial_val): Update.
21613 (allocate_initial_values): Update.
21614 * resource.c (init_resource_info): Update.
21615 * config/alpha/alpha.c (NUM_ARGS): Update.
21616 (direct_return): Update.
21617 (alpha_va_start): Update.
21618 (alpha_sa_size): Update.
21619 (alpha_initial_elimination_offset): Update.
21620 (alpha_expand_prologue): Update.
21621 (alpha_start_function): Update.
21622 (alpha_expand_epilogue): Update.
21623 (unicosmk_initial_elimination_offset):
21624 * config/alpha/alpha.md (call expander): Update.
21625 * config/s390/s390.c (s390_register_info): Update.
21626 (s390_register_info): Update.
21627 (s390_frame_info): Update.
21628 (s390_initial_elimination_offset): Update.
21629 (s390_build_builtin_va_list): Update.
21630 (s390_va_start): Update.
21631 * config/spu/spu.c (direct_return): Update.
21632 (spu_expand_prologue): Update.
21633 (spu_initial_elimination_offset): Update.
21634 (spu_build_builtin_va_list): Update.
21635 (spu_va_start): Update.
21636 * config/sparc/sparc.c (sparc_init_modes): Update.
21637 (sparc_compute_frame_size): Update.
21638 (function_value): Update.
21639 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21640 * config/i386/i386.md (return expander): Update.
21641 * config/i386/i386.c (ix86_va_start): Update.
21642 (ix86_can_use_return_insn_p): Update.
21643 (ix86_compute_frame_layout): Update.
21644 (ix86_expand_epilogue): Update.
21645 * config/sh/sh.c (output_stack_adjust): Update.
21646 (calc_live_regs): Update.
21647 (sh_expand_prologue): Update.
21648 (sh_builtin_saveregs): Update.
21649 (sh_va_start): Update.
21650 (initial_elimination_offset): Update.
21651 (sh_allocate_initial_value): Update.
21652 (sh_function_ok_for_sibcall): Update.
21653 (sh_get_pr_initial_val): Update.
21654 * config/sh/sh.md (return expander): Update.
21655 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21656 * config/crx/crx.c (crx_compute_frame): UPdate.
21657 (crx_initial_elimination_offset): UPdate.
21658 * config/xtensa/xtensa.c (compute_frame_size): Update
21659 (xtensa_builtin_saveregs): Update.
21660 (xtensa_va_start): Update.
21661 (order_regs_for_local_alloc): Update.
21662 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21663 (xstormy16_expand_builtin_va_start): Update.
21664 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21665 * config/m68hc11/m68hc11.md (return expanders): Update.
21666 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21667 (expand_epilogue): Update.
21668 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21669 (cris_simple_epilogue): Update.
21670 (cris_expand_prologue): Update.
21671 (cris_expand_epilogue): Update.
21672 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21673 (compute_frame_size): Update.
21674 * config/mt/mt.c (mt_compute_frame_size): Update.
21675 * config/mn10300/mn10300.c (expand_prologue): Update.
21676 (expand_epilogue): Update.
21677 (initial_offset): Update.
21678 (mn10300_builtin_saveregs):
21679 * config/mn10300/mn10300.md (return expander): Update.
21680 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21681 (ia64_initial_elimination_offset): Update.
21682 (ia64_initial_elimination_offset): Update.
21683 (ia64_expand_prologue): Update.
21684 * config/m68k/m68k.md (return expander): Update.
21685 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21686 (rs6000_stack_info): Update.
21687 * config/mcore/mcore.c (layout_mcore_frame): Update.
21688 (mcore_expand_prolog): Update.
21689 * config/arc/arc.c (arc_compute_frame_size): Update.
21690 * config/score/score3.c (score3_compute_frame_size): Update.
21691 * config/score/score7.c (score7_compute_frame_size): Update.
21692 * config/arm/arm.c (use_return_insn): Update.
21693 (thumb_find_work_register): Update.
21694 (arm_compute_save_reg_mask): Update.
21695 (arm_output_function_prologue): Update.
21696 (arm_output_epilogue): Update.
21697 (arm_size_return_regs): Update.
21698 (arm_get_frame_offsets): Update.
21699 (arm_expand_prologue): Update.
21700 (thumb_exit): Update.
21701 (thumb_unexpanded_epilogue): Update.
21702 (thumb1_output_function_prologue): Update.
21703 * config/pa/pa.md (return expander): Update.
21704 * config/pa/pa.c (compute_frame_size): Update.
21705 (hppa_builtin_saveregs): Update.
21706 * config/mips/mips.c (mips_va_start): Update.
21707 (mips16_build_function_stub): Update.
21708 (mips_compute_frame_info): Update.
21709 (mips_restore_gp): Update.
21710 (mips_output_function_prologue): Update.
21711 (mips_expand_prologue): Update.
21712 * config/v850/v850.c (compute_frame_size): Update.
21713 (expand_prologue): * config/mmix/mmix.c (along): update.
21714 (mmix_initial_elimination_offset): update.
21715 (mmix_reorg): update.
21716 (mmix_use_simple_return): update.
21717 (mmix_expand_prologue): update.
21718 (mmix_expand_epilogue): Update.
21719 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21720 (emit_link_insn): Update.
21722 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21724 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21725 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21727 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21730 2008-04-07 Jan Hubicka <jh@suse.cz>
21732 * function.h (rtl): Rename to x_rtl.
21733 (crtl): New define.
21734 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21735 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21736 used_temp_slots avail_temp_slots, temp_slot_level,
21737 nonlocal_goto_handler_labels): Update accesstors.
21738 (rtl): New global variable.
21739 (struct function): Move some fileds to rtl_data.
21740 (get_arg_pointer_save_area): Update prototype.
21741 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21742 get_arg_pointer_save_area.
21743 * expr.c (init_expr): Update
21744 * function.c (get_frame_size): Update
21745 (assign_stack_local): Update
21746 (expand_function_end): Update.
21747 (get_art_pointer_save_area): Update
21749 * emit-rtl.c (rtl): Declare.
21750 (regno_reg_rtx): Declare.
21751 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21753 (gen_reg_rtx): Update.
21754 * varasm.c (n_deferred_constatns): Update accestor.
21755 (init_varasm_status): Do not allocate varasm_status.
21756 (force_const_mem, get_pool_size, output_constant_pool): Update.
21757 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21758 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21759 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21760 * sparc/sparc.h (INIT_EXPANDERS): Update.
21761 * ia64/ia64.h (INIT_EXPANDERS): Update.
21763 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21765 * reload.c (push_secondary_reload): Add missing break to for loop.
21767 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21769 PR middle-end/PR28690
21770 * rtlanal.c: Update copyright years.
21771 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21772 as REG_POINTER and MEM_POINTER operands.
21773 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21774 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21775 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21776 * gcse.c: Update copyright years.
21777 (pre_delete): Call gen_reg_rtx_and_attrs.
21778 (hoist_code): Likewise.
21779 (build_store_vectors): Likewise.
21780 (delete_store): Likewise.
21781 * loop-invariant.c (move_invariant_reg): Likewise.
21782 Update copyright years.
21784 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21786 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21787 control string instead of quoted.
21789 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21791 * doc/rtl.texi: Rewrite of subreg section.
21793 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21796 * config/i386/i386.c (legitimize_pic_address): Add treating
21797 of dllimport SYM_REF's.
21798 (legitimize_dllimport_symbol): Add prototype.
21800 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21802 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21803 reference in constructor with non self-referential type.
21805 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21807 Removal of Return with Depressed Stack Pointer support
21808 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21809 (ECF_SP_DEPRESSED): Likewise.
21810 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21811 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21812 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21813 (expand_call): Do not test ECF_SP_DEPRESSED.
21814 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21815 * function.c (keep_stack_depressed): Delete.
21816 (handle_epilogue_set): Likewise.
21817 (update_epilogue_consts): Likewise.
21818 (emit_equiv_load): Likewise.
21819 (thread_prologue_and_epilogue_insns): Remove support for Return with
21820 Depressed Stack Pointer.
21821 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21823 2008-04-06 Richard Guenther <rguenther@suse.de>
21825 PR tree-optimization/35400
21826 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21827 information from SSA_NAMEs.
21829 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21831 * config/avr/avr.h (avr_mega_p): Remove declaration.
21832 (AVR_MEGA): Remove macro.
21833 * config/avr/avr.c (avr_mega_p): Remove variable.
21834 (avr_override_options): Remove inicializion of avr_mega_p.
21835 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21836 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21837 (avr_jump_mode): (Ditto.).
21838 (avr_output_progmem_section_asm_op): (Ditto.).
21839 (avr_asm_init_sections): (Ditto.).
21840 (avr_asm_init_sections): (Ditto.).
21841 (avr_rtx_costs): (Ditto.).
21842 * config/avr/avr.md: (Ditto.).
21843 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21846 2008-04-06 Richard Guenther <rguenther@suse.de>
21848 PR tree-optimization/35842
21849 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21850 is_gimple_invariant_address.
21852 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21854 * gcc.c (default_compilers): Sync Fortran extensions list with
21855 that in fortran/lang-specs.h.
21856 * doc/invoke.texi: Likewise.
21857 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21858 * dwarf2out.c (gen_compile_unit_die): Likewise.
21860 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21862 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21864 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21867 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21868 attribute is used for nested functions.
21870 2008-04-05 Jan Hubicka <jh@suse.cz>
21872 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21874 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21876 (dump_files): Update.
21877 (enable_rtl_dump_file): Do not accept letter argument.
21878 * tree-pass.h (dump_file_info): Remove letter argument.
21879 * toplev.c (decode_d_option): Update -da handling.
21880 * toplev.h (enable_rtl_dump_file): Update prototype.
21881 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21882 it out based on pass type.
21883 (register_dump_files_1): Likewise.
21884 (init_optimization_passes): Update register_one_dump_file calls.
21885 (execute_one_pass): Sanity check that IPA passes are called at IPA
21886 level and RTL passes at RTL level.
21887 (execute_pass_list): IPA pass can not be after or subpass of
21889 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21890 disallov RTL subpasses of IPA subpasses.
21892 2008-04-05 Ben Elliston <bje@au.ibm.com>
21894 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21895 builtins that return exactly once and do not throw. Cache call to
21898 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21900 PR rtl-optimization/34916
21901 PR middle-end/35519
21902 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21903 between instruction pairs.
21905 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21907 * doc/invoke.texi: Document -mbitops for SH.
21908 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21909 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21910 * config/sh/sh.c (print_operand): Add %t operand code.
21911 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21912 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21913 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21914 (extendqihi2): Likewise.
21915 (movqi_i): Likewise.
21916 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21917 (extv): Use bld instruction for SH2A if possible.
21919 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21920 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21921 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21922 (bset.b, bclr.b): Define peepholes.
21923 * config/sh/sh.opt (mbitops): New option.
21925 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21928 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21929 and view convert expression.
21931 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21934 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21936 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21938 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21940 * config/i386/cpuid.h (bit_AES): New.
21941 (bit_PCLMUL): Likewise.
21943 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21944 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21945 SSE2 if AES or PCLMUL is enabled.
21946 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21947 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21948 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21949 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21950 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21951 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21952 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21953 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21954 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21955 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21956 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21957 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21958 __builtin_ia32_aeskeygenassist128 and
21959 __builtin_ia32_pclmulqdq128.
21960 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21961 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21962 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21964 * config/i386/i386.h (TARGET_AES): New.
21965 (TARGET_PCLMUL): Likewise.
21966 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21968 * config/i386/i386.md (UNSPEC_AESENC): New.
21969 (UNSPEC_AESENCLAST): Likewise.
21970 (UNSPEC_AESDEC): Likewise.
21971 (UNSPEC_AESDECLAST): Likewise.
21972 (UNSPEC_AESIMC): Likewise.
21973 (UNSPEC_AESKEYGENASSIST): Likewise.
21974 (UNSPEC_PCLMUL): Likewise.
21976 * config/i386/i386.opt (maes): New.
21977 (mpclmul): Likewise.
21979 * config/i386/sse.md (aesenc): New pattern.
21980 (aesenclast): Likewise.
21981 (aesdec): Likewise.
21982 (aesdeclast): Likewise.
21983 (aesimc): Likewise.
21984 (aeskeygenassist): Likewise.
21985 (pclmulqdq): Likewise.
21987 * config/i386/wmmintrin.h: New.
21989 * doc/extend.texi: Document AES and PCLMUL built-in function.
21991 * doc/invoke.texi: Document -maes and -mpclmul.
21993 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21995 * function.c (free_after_parsing): Replace with
21996 cxx_push_function_context from C++ front-end.
21997 (allocate_struct_function): Don't call langhook.
21998 * langhooks.h (struct lang_hooks_for_functions): Delete.
21999 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22001 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22002 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22003 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22004 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22005 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22006 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22007 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22009 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22010 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22012 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22015 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22018 2008-04-04 Richard Guenther <rguenther@suse.de>
22020 PR middle-end/35823
22021 * fold-const.c (optimize_minmax_comparison): Use the correct
22022 type for the constant in the simplified comparison.
22024 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22026 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22027 Pass L2 size as "--param l2-cache-size" to the compiler.
22028 (decode_l2_cache): New function to decode L2 cache parameters using
22029 0x8000006 extended cpuid function.
22030 (detect_caches_amd): Determine parameters of L2 cache using
22031 decode_l2_caches function.
22032 (decode_caches_intel): Decode L2 cache parameters.
22033 (detect_caches_intel): Determine L2 cache parameters using
22034 decode_caches_intel and decode_l2_caches functions.
22036 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22038 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22039 secondary input reload for subword loads from the constant pool.
22041 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22044 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22045 constants of the appropriate size for runtime calculations.
22048 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22049 decimal-float literal constant zero.
22051 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22054 * c-parser.c (c_parser_omp_atomic): Call
22055 default_function_array_conversion on the RHS.
22057 PR middle-end/35818
22058 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22059 call is_variable_sized if decl has incomplete type.
22061 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22063 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22065 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22067 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22069 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22070 (sgt<u>): Merge sgt and sgtu into new expander.
22071 (sgt, sgtu): Remove expanders.
22072 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22073 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22074 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22075 *sgtu_<mode>_mips16 into new pattern.
22076 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22077 (sge<u>): Merge sge and sgeu into new expander.
22078 (sge, sgeu): Remove expanders.
22079 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22081 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22082 (slt<u>): Merge slt and sltu into new expander.
22083 (slt, sltu): Remove expanders.
22084 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22085 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22086 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22087 *sltu_<mode>_mips16 into new pattern.
22088 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22089 (sle<u>): Merge sle and sleu into new expander.
22090 (sle, sleu): Remove expanders.
22091 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22092 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22093 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22094 *sleu_<mode>_mips16 into new pattern.
22095 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22097 2008-04-03 Jan Hubicka <jh@suse.cz>
22099 PR tree-optimization/35795
22100 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22101 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22102 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22103 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22104 * score/score3.c (score3_output_mi_thunk): Likewise.
22105 * score/score7.c (score7_output_mi_thunk): Likewise.
22106 * mips/mips.c (mips_output_mi_thunk): Likewise.
22108 2008-04-03 Richard Guenther <rguenther@suse.de>
22110 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22111 conversions. Simplify code.
22113 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22115 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22117 2008-04-03 Tom Tromey <tromey@redhat.com>
22118 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22120 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22121 * config/bfin/t-bfin-linux (generated_files): Add
22122 linux-sysroot-suffix.h.
22123 * doc/install.texi (Prerequisites): Require make 3.80.
22124 * doc/sourcebuild.texi (Front End Directory): Document new
22126 * Makefile.in (generated_files): New variable.
22127 (ALL_HOST_OBJS): New variable.
22128 ($(ALL_HOST_OBJS)): New target.
22130 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22132 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22133 (remap_block): Call id->transform_lang_insert_block instead
22135 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22136 Set id.transform_lang_insert_block to NULL.
22137 (clone_body): Move to cp/optimize.c
22138 * tree-inline.h (struct copy_body_data): Change
22139 transform_lang_insert_block to function pointer.
22140 (copy_generic_body, copy_decl_no_change): Export.
22141 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22142 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22143 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22145 * c-tree.h (insert_block): Kill.
22146 * c-decl.c (insert_block): Kill.
22148 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22150 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22151 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22152 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22154 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22155 argument, call {push,pop}_function_context from here.
22156 * c-parser.c: Use c_{push,pop}_function_context.
22158 * function.c (push_function_context_to): Move meat ...
22159 (push_function_context): ... here. Simplify.
22160 * function.c (pop_function_context_from): Move meat ...
22161 (pop_function_context): ... here. Simplify.
22162 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22164 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22165 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22166 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22167 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22169 2008-04-03 Ben Elliston <bje@au.ibm.com>
22171 * expmed.c (extract_force_align_mem_bit_field): Remove.
22173 2008-04-03 Richard Guenther <rguenther@suse.de>
22175 PR middle-end/35800
22176 * expr.h (try_casesi): Adjust prototype.
22177 * expr.c (try_casesi): Take fallback label as extra parameter.
22178 Use that for gen_casesi if default_label is NULL.
22179 * stmt.c (expand_case): Pass fallback label to try_casesi,
22180 make sure to fill gaps with a fallback label if default_label
22183 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22186 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22188 2008-04-03 Ben Elliston <bje@au.ibm.com>
22190 * expmed.c (extract_split_bit_field): Remove if (0) code.
22191 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22192 (do_ds_constraint): Likewise.
22194 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22196 * doc/cppopts.texi (-dU): Document.
22197 * c-common.h (flag_dump_macros): Update comment.
22198 * c-opts.c (handle_OPT_d): Handle -dU.
22199 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22200 dump_queued_macros, cb_used_define, cb_used_undef): New.
22201 (init_pp_output): Handle -dU.
22202 (cb_line_change): Call dump_queued_macros.
22203 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22205 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22207 * config/avr/predicates.md (io_address_operand): New predicate.
22208 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22209 * config/avr/avr.c (avr_io_address_p): Remove function.
22210 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22211 'avr_io_address_p' function.
22212 (out_movhi_r_mr): (Ditto.).
22213 (out_movqi_mr_r): (Ditto.).
22214 (out_movhi_mr_r): (Ditto.).
22215 (avr_address_cost): (Ditto.).
22217 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22219 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22220 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22221 in 32bit mode when XMM registers are available to avoid store
22223 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22224 corresponding post-reload splitters.
22226 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22228 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22229 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22230 __builtin_ia32_roundss.
22231 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22232 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22233 __builtin_ia32_roundss.
22234 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22235 IX86_BUILTIN_SHUFPD here.
22237 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22239 * config/i386/i386.md (plogic): New.
22240 (plogicprefix): Likewise.
22242 * config/i386/mmx.md (mmx_<code><mode>3): New.
22243 (mmx_and<mode>3): Removed.
22244 (mmx_ior<mode>3): Likewise.
22245 (mmx_xor<mode>3): Likewise.
22247 * config/i386/sse.md (<code><mode>3): New.
22248 (*<code><mode>3): Likewise.
22249 (*<code><mode>3): Likewise.
22250 (<code><mode>3): Likewise.
22251 (*sse_<code><mode>3): Likewise.
22252 (*sse2_<code><mode>3): Likewise.
22253 (<code>tf3): Likewise.
22254 (*<code>tf3): Likewise.
22255 (and<mode>3): Likewise.
22256 (*and<mode>3): Likewise.
22257 (ior<mode>3): Removed.
22258 (*ior<mode>3): Likewise.
22259 (xor<mode>3): Likewise.
22260 (*xor<mode>3): Likewise.
22261 (*and<mode>3): Likewise.
22262 (*ior<mode>3): Likewise.
22263 (*xor<mode>3): Likewise.
22264 (and<mode>3): Likewise.
22265 (*sse_and<mode>3): Likewise.
22266 (*sse2_and<mode>3): Likewise.
22267 (andtf3): Likewise.
22268 (*andtf3): Likewise.
22269 (ior<mode>3): Likewise.
22270 (*sse_ior<mode>3): Likewise.
22271 (*sse2_ior<mode>3): Likewise.
22272 (iortf3): Likewise.
22273 (*iortf3): Likewise.
22274 (xor<mode>3): Likewise.
22275 (*sse_xor<mode>3): Likewise.
22276 (*sse2_xor<mode>3): Likewise.
22277 (xortf3): Likewise.
22278 (*xortf3): Likewise.
22280 2008-04-02 Richard Guenther <rguenther@suse.de>
22282 PR tree-optimization/14495
22283 PR tree-optimization/34793
22284 * tree-vrp.c (struct switch_update): New structure.
22285 (to_remove_edges, to_update_switch_stmts): New VECs.
22286 (simplify_switch_using_ranges): New function. Remove not taken
22287 case labels and edges.
22288 (simplify_stmt_using_ranges): Call it.
22289 (identify_jump_threads): Mark edges we have queued for removal
22290 so we don't thread them.
22291 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22293 * tree-cfg.c (group_case_labels): Deal with missing default label.
22294 (tree_verify_flow_info): Allow missing default label.
22295 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22296 (emit_case_nodes): Likewise.
22297 (expand_case): Do not rely on the default label to be present.
22298 * expr.c (try_casesi): Deal with NULL default_label.
22299 (do_tablejump): Likewise.
22301 2008-04-02 Richard Guenther <rguenther@suse.de>
22303 PR tree-optimization/14495
22304 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22305 SWITCH_EXPR here ...
22306 (vrp_visit_switch_stmt): ... but here (new function).
22307 (find_case_label_index): New helper function.
22308 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22310 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22312 * fwprop.c: Fix ISO-C99ism.
22314 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22317 * Makefile.in (objdir): Set it here.
22318 * configure.ac: Not here. Find dynamic linker characteristics.
22319 * exec-tool.in: Use them.
22320 * aclocal.m4: Regenerate.
22321 * configure: Regenerate.
22323 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22325 * expr.c (expand_var): Delete it.
22326 * expr.h (expand_var): Delete prototype.
22327 * function.c (expand_function_start): Use expand_decl instead.
22328 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22331 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22333 PR rtl-optimization/35542
22334 * fwprop.c (forward_propagate_and_simplify): Replace
22335 loc_reg_mentioned_in_p with reg_mentioned_p.
22337 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22339 PR rtl-optimization/35281
22340 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22341 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22342 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22343 (varying_mem_p): Move above propagate_rtx.
22344 (all_uses_available_at): Do not check MEMs.
22346 2008-04-02 Rafael Espíndola <espindola@google.com>
22348 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22349 (register_edge_assert_for_2): Split the cond argument.
22350 (register_edge_assert_for_1): Adjust for the change in
22351 register_edge_assert_for_2.
22352 (register_edge_assert_for): Split the cond argument.
22353 (find_switch_asserts): Adjust for the change in
22354 register_edge_assert_for.
22356 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22358 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22359 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22360 offsets for 64-bit mingw.
22361 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22362 abi for x86_64-pc-mingw.
22364 2008-04-02 Richard Guenther <rguenther@suse.de>
22366 * tree-vrp.c (extract_range_from_assert): Make sure to not
22367 produce range min/max with TREE_OVERFOW set.
22368 If merging a anti-range and a range keep the anti-range if
22369 the range covers all values of the type.
22370 (register_edge_assert_for_2): Only allow sign-changing
22371 conversions in detecting canonical range checks. Also
22372 register an assert for the unsigned name if useful.
22374 PR tree-optimization/35787
22375 * tree-vrp.c (vrp_val_max): New function.
22376 (vrp_val_min): Likewise.
22377 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22378 (vrp_val_is_min): Likewise.
22379 (supports_overflow_infinity): Use vrp_val_{min,max}.
22380 (negative_overflow_infinity): Likewise.
22381 (positive_overflow_infinity): Likewise.
22382 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22383 (is_positive_overflow_infinity): Likewise.
22384 (is_overflow_infinity): Likewise.
22385 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22386 vrp_val_is_{min,max}.
22387 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22388 to ranges if possible. Avoid empty ranges.
22390 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22392 PR middle-end/35705
22393 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22394 the expression is a function address.
22396 2008-04-01 George Helffrich <george@gcc.gnu.org>
22398 PR fortran/35154, fortran/23057
22399 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22400 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22401 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22402 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22404 (dbxout_syms): Check for COMMON-based symbol and wrap in
22405 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22406 in bracket for efficiency.
22408 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22409 using DW_TAG_common_block + member offset.
22410 (add_pubname_string): New function.
22411 (dw_expand_expr): New function to find block name and offset for
22413 (common_check): New function to check whether symbol in Fortran COMMON.
22414 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22416 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22419 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22421 2008-04-02 Ben Elliston <bje@au.ibm.com>
22423 * config/v850/v850.md (casesi): Remove if (0) code.
22424 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22425 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22427 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22429 * config/i386/i386.md (rex64suffix): New mode attribute.
22430 (floathi<mode>2): Disable expander for SSE math.
22431 (*floathi<mode>2_1): New insn insn_and_split pattern.
22432 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22433 corresponding post-reload splitters.
22434 (*floathi<mode>2_i387): New macroized insn pattern.
22435 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22436 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22437 insn_and_split pattern.
22438 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22439 New macroized instruction patterns and corresponding post-reload
22441 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22442 and corresponding post-reload splitters.
22443 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22444 New macroized instruction patterns.
22445 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22446 macroized instruction patterns and corresponding post-reload splitters.
22447 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22448 corresponding post-reload splitters.
22449 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22450 New macroized instruction patterns.
22451 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22452 corresponding post-reload splitters.
22453 (*floatsi<mode>2_i387): New macroized instruction patterns.
22455 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22457 * config/i386/i386.md (smaxmin): New.
22458 (umaxmin): Likewise.
22459 (maxminiprefix): Likewise.
22460 (maxminfprefix): Likewise.
22461 (<code><mode>3): Likewise.
22462 (smin<mode>3): Removed.
22463 (smax<mode>3): Likewise.
22465 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22466 (mmx_<code>v4hi3): Likewise.
22467 (mmx_<code>v8qi3): Likewise.
22468 (mmx_smaxv2sf3): Removed.
22469 (mmx_sminv2sf3): Likewise.
22470 (mmx_umaxv8qi3): Likewise.
22471 (mmx_smaxv4hi3): Likewise.
22472 (mmx_uminv8qi3): Likewise.
22473 (mmx_sminv4hi3): Likewise.
22475 * config/i386/sse.md (<addsub><mode>3): New.
22476 (*<addsub><mode>3): Likewise.
22477 (<sse>_vm<addsub><mode>3): Likewise.
22478 (<maxmin><mode>3): Likewise.
22479 (*<maxmin><mode>3_finite): Likewise.
22480 (*<maxmin><mode>3): Likewise.
22481 (<sse>_vm<maxmin><mode>3): Likewise.
22482 (sse3_h<addsub>v4sf3): Likewise.
22483 (sse3_h<addsub>v2df3): Likewise.
22484 (<maxmin>v16qi3): Likewise.
22485 (*<maxmin>v16qi3): Likewise.
22486 (<maxmin>v8hi3): Likewise.
22487 (*<maxmin>v8hi3): Likewise.
22488 (*sse4_1_<maxmin><mode>3): Likewise.
22489 (*sse4_1_<maxmin><mode>3): Likewise.
22490 (add<mode>3): Removed.
22491 (*add<mode>3): Likewise.
22492 (<sse>_vmadd<mode>3): Likewise.
22493 (sub<mode>3): Likewise.
22494 (*sub<mode>3): Likewise.
22495 (<sse>_vmsub<mode>3): Likewise.
22496 (smin<mode>3): Likewise.
22497 (*smin<mode>3_finite): Likewise.
22498 (*smin<mode>3): Likewise.
22499 (<sse>_vmsmin<mode>3): Likewise.
22500 (smax<mode>3): Likewise.
22501 (*smax<mode>3_finite): Likewise.
22502 (*smax<mode>3): Likewise.
22503 (<sse>_vmsmax<mode>3): Likewise.
22504 (sse3_haddv4sf3): Likewise.
22505 (sse3_haddv2df3): Likewise.
22506 (sse3_hsubv4sf3): Likewise.
22507 (sse3_hsubv2df3): Likewise.
22508 (umaxv16qi3): Likewise.
22509 (*umaxv16qi3): Likewise.
22510 (smaxv8hi3): Likewise.
22511 (*smaxv8hi3): Likewise.
22512 (*sse4_1_smax<mode>3): Likewise.
22513 (*sse4_1_umax<mode>3): Likewise.
22514 (uminv16qi3): Likewise.
22515 (*uminv16qi3): Likewise.
22516 (sminv8hi3): Likewise.
22517 (*sminv8hi3): Likewise.
22518 (*sse4_1_smin<mode>3): Likewise.
22519 (*sse4_1_umin<mode>3): Likewise.
22521 2008-04-01 Rafael Espíndola <espindola@google.com>
22523 * tree-cfg.c (verify_expr): remove in_phi.
22524 (verify_stmt): Don't call walk_tree with verify_expr. Use
22525 is_gimple_min_invariant instead of is_gimple_val.
22527 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22529 * doc/include/gpl_v3.texi: Update for manpage generation.
22530 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22532 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22533 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22534 gpl_v3.texi instead of gpl.texi.
22537 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22540 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22542 2008-04-01 Rafael Espíndola <espindola@google.com>
22544 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22545 (extract_code_and_val_from_cond): Use
22546 extract_code_and_val_from_cond_with_ops.
22548 2008-04-01 Jan Hubicka <jh@suse.cz>
22550 * function.c (free_after_compilation): Free epilogue_delay_list.
22551 (prepare_function_start): Assert that previous compilation was freed.
22553 2008-04-01 Jan Hubicka <jh@suse.cz>
22554 Jim Wilson <wilson@tuliptree.org>
22555 Andreas Tobler <andreast@gcc.gnu.org>
22557 PR middle-end/35781
22558 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22559 rtl.emit instead cfun->emit.
22560 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22561 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22563 2008-04-01 Ben Elliston <bje@au.ibm.com>
22565 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22567 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22569 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22571 (fprofile-use): Add var flag_profile_use
22572 * coverage.c (coverage_begin_output): Do not open a gcno file for
22573 output only if -ftest-coverage is set.
22574 Do not add getpwd() to gcda file path.
22575 (build_gcov_info): Check the new flag
22576 flag_profile_datafile_relative_path.
22577 (coverage_init): Use profile_data_prefix.
22578 Read profile counter only if flag_profile_use is set.
22579 * opts.c (common_handle_option): New option fprofile-use=,
22580 fprofile-dir=, fprofile-generate=.
22581 * toplev.c (profile_data_prefix): New variable definition.
22582 * toplev.h (profile_data_prefix): New declaration.
22583 * doc/invoke.tex (Option Summary, Optimization Options):
22586 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22588 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22589 use tmp consistently.
22592 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22593 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22594 UNSPEC_FR_RECIP_APPROX_RES.
22595 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22597 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22600 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22602 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22604 PR middle-end/30186
22605 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22606 element of the vector via a pointer.
22608 2008-03-31 Ian Lance Taylor <iant@google.com>
22610 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22612 2008-03-31 Jan Hubicka <jh@suse.cz>
22614 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22615 get_arg_pointer_save_area.
22616 * expr.c (init_expr): Just clear out rtl.expr.
22617 * function.c (free_after_compilation): Clear out whole RTL structure.
22618 (get_func_frame_size): Merge into ...
22619 (get_frame_size): ... this one.
22620 (assign_stack_local_1): Merge into ...
22621 (assign_stack_local): ... this one.
22622 (expand_function_end): Update call of get_arg_pointer_save_area.
22623 (get_art_pointer_save_area): Remove cfun argument.
22624 * function.h (emit_status): regno_pointer_align does not need length
22625 attribute. Move x_regno_reg_rtx to ...
22626 (regno_reg_rtx): ... new global array.
22627 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22628 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22629 apply_args_value, forced_labels, stack_pointer_delta):
22631 (struct varasm_status): Move here from varasm.c
22632 (struct rtl_data): New. Move here some fields from struct function.
22633 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22634 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22635 used_temp_slots avail_temp_slots, temp_slot_level,
22636 nonlocal_goto_handler_labels): Update accesstors.
22637 (rtl): New global variable.
22638 (struct function): Move some fileds to rtl_data.
22639 (get_arg_pointer_save_area): Update prototype.
22640 * emit-rtl.c (rtl): Declare.
22641 (regno_reg_rtx): Declare.
22642 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22644 (gen_reg_rtx): Update.
22645 (init_virtual_regs): Do not tate emit_status argument.
22646 (init_emit): Do not allocate emit.
22647 * varasm.c (varasm_statuc): Move to function.h.
22648 (n_deferred_constatns): Update accestor.
22649 (init_varasm_status): Do not allocate varasm_status.
22650 (force_const_mem, get_pool_size, output_constant_pool): Update.
22651 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22652 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22654 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22656 PR rtl-optimization/35729
22657 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22660 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22663 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22664 load/store if memory is unaligned.
22665 (*movti_rex64): Likewise.
22667 * config/i386/predicates.md (misaligned_operand): New.
22669 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22672 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22675 2008-03-31 Jan Beulich <jbeulich@novell.com>
22677 * config/ia64/constraints.md: Add 'j' constraint.
22678 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22679 (movdi_internal): Likewise.
22681 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22684 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22686 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22689 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22690 proper error message for the third argument on blendpd and
22693 * config/i386/sse.md (blendbits): New.
22694 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22696 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22698 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22700 2008-03-30 Richard Guenther <rguenther@suse.de>
22702 PR middle-end/31023
22703 * fold-const.c (fold_sign_changed_comparison): Do leave
22704 conversions to base-types alone.
22706 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22708 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22709 the link register if one altivec register is be saved.
22711 2008-03-30 Ben Elliston <bje@au.ibm.com>
22713 * final.c (final_scan_insn): Remove if (0) code.
22715 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22717 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22719 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22721 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22722 of V4SFmode to ix86_binary_operator_ok.
22724 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22726 * config/i386/i386.c (override_options): Initialize
22727 ix86_veclib_handler to ix86_veclibabi_svml when
22728 -mveclibabi=svml is used.
22729 (ix86_veclibabi_svml): New function for SVML ABI style
22730 vectorization support.
22731 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22733 2008-03-28 Rafael Espíndola <espindola@google.com>
22735 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22736 (tree_binary_nonnegative_warnv_p): Make it public.
22737 (tree_single_nonnegative_warnv_p): Make it public.
22738 (tree_invalid_nonnegative_warnv_p): Make it public.
22739 (tree_unary_nonzero_warnv_p): Make it public.
22740 (tree_binary_nonzero_warnv_p): Make it public
22741 (tree_single_nonzero_warnv_p): Make it public.
22742 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22743 (extract_range_from_binary_expr): Split the expr argument.
22744 (extract_range_from_unary_expr): Split the expr argument.
22745 (extract_range_from_comparison): Split the expr argument.
22746 (extract_range_from_expr): Use the new aux functions.
22747 (vrp_evaluate_conditional_warnv): Use
22748 vrp_evaluate_conditional_warnv_with_ops.
22749 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22750 (tree_binary_nonzero_warnv_p): Declare.
22751 (tree_single_nonzero_warnv_p): Declare.
22752 (tree_expr_nonzero_warnv_p): Declare.
22753 (tree_unary_nonnegative_warnv_p): Declare.
22754 (tree_binary_nonnegative_warnv_p): Declare.
22755 (tree_single_nonnegative_warnv_p): Declare.
22756 (tree_invalid_nonnegative_warnv_p): Declare.
22758 2008-03-28 Richard Guenther <rguenther@suse.de>
22760 PR tree-optimization/30317
22761 PR tree-optimization/30911
22762 PR tree-optimization/34793
22763 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22764 (struct assert_locus_d): New member EXPR.
22765 (register_new_assert_for): Add EXPR parameter to support
22766 ASSERT_EXPR <name, expr OP limit>.
22767 (register_edge_assert_for_1): Adjust callers.
22768 (find_assert_locations): Likewise.
22769 (process_assert_insertions_for): Build condition from expression.
22770 (extract_range_from_assert): Handle ASSERT_EXPRs
22771 of the form ASSERT_EXPR <name, expr OP limit>.
22772 (register_edge_assert_for_2): New helper registering
22773 asserts for comparisons. Recognize range tests of the form
22774 (unsigned)i - CST1 OP CST2.
22775 (register_edge_assert_for_1): Use it.
22776 (register_edge_assert_for): Likewise.
22777 (needs_overflow_infinity): Integer sub-types
22778 do not need overflow infinities.
22779 (vrp_val_is_max): The extreme values of integer sub-types
22780 are those of the base type.
22781 (vrp_val_is_min): Likewise.
22782 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22785 2008-03-28 Nick Clifton <nickc@redhat.com>
22788 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22789 Return GENERAL_REGS for stack adjustment reloads.
22791 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22794 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22795 const_vector when all the vectors are constant.
22797 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22799 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22801 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22802 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22804 (s<code>_sf): Use new scc_sf attribute for opcode names.
22806 2008-03-27 Tom Tromey <tromey@redhat.com>
22808 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22809 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22810 config/spu/t-spu-elf, config/i386/t-interix,
22811 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22812 config/i386/x-darwin, config/i386/x-mingw32,
22813 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22814 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22815 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22816 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22817 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22818 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22819 config/score/t-score-elf, config/arm/t-strongarm-pe,
22820 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22821 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22822 Revert automatic dependency patch.
22824 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22827 * config/i386/i386.c (ix86_function_arg_boundary): Align
22828 decimal floating point to its natural boundary.
22830 2008-03-27 Richard Guenther <rguenther@suse.de>
22832 PR middle-end/35716
22833 * fold-const.c (fold_comparison): Restrict distinct decl
22834 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22835 solely rely on operand_equal_p.
22837 2008-03-27 Richard Guenther <rguenther@suse.de>
22840 * c-common.c (handle_weak_attribute): Reject combination of
22843 2008-03-27 Richard Guenther <rguenther@suse.de>
22845 PR tree-optimization/32810
22846 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22847 conversions from DECL_INITIAL.
22848 (fold_const_aggregate_ref): Likewise from constructor elements.
22850 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22852 * tree-affine.h (aff_combination_expand): Declare.
22853 (get_inner_reference_aff): Likewise.
22854 * tree-affine.c (aff_combination_expand): Split out from
22855 tree_to_aff_combination_expand.
22856 (get_inner_reference_aff): New function.
22857 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22858 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22859 (struct lim_aux_data): sm_done field removed.
22860 (mem_ref_loc_p, mem_ref_locs_p): New types.
22861 (struct mem_ref): Added id, stored, accesses_in_loop,
22862 indep_loop, dep_loop, indep_ref, dep_ref fields.
22863 Removed is_stored, locs and next fields.
22864 (memory_accesses): New variable.
22865 (movement_possibility): Do not allow moving statements
22866 that store to memory.
22867 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22869 (determine_max_movement): For statements with memory references,
22870 find the outermost loop in that the reference is independent.
22871 (move_computations_stmt): Mark the virtual operands for renaming.
22872 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22873 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22874 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22875 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22876 create_vop_ref_mapping, analyze_memory_references,
22877 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22878 get_all_locs_in_loop, ref_always_accessed_p,
22879 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22880 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22881 store_motion_loop, store_motion): New functions.
22882 (struct vop_to_refs_elt): New type.
22883 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22884 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22885 (schedule_sm): Replaced by...
22886 (execute_sm): ... this.
22887 (determine_lsm_ref, hoist_memory_references,
22888 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22889 find_more_ref_vops, free_mem_ref, free_mem_refs,
22890 determine_lsm_loop, determine_lsm): Removed.
22891 (tree_ssa_lim_finalize): Free data structures used by store motion.
22892 (tree_ssa_lim): Call analyze_memory_references. Use
22893 store_motion instead of determine_lsm.
22895 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22897 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22898 rename tmake_file to m68hc11/t-m68hc11.
22899 (mcore): Set inhibit_libc to true.
22900 * config.host (alpha*-dec-*vms*): Set extra_programs.
22901 (interix3*): Don't use host_xmake_file.
22902 * configure.ac: Let config.gcc override inhibit_libc.
22903 * configure: Regenerate.
22905 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22906 * config/t-openbsd-thread: Remove commented out lines.
22908 * config/x-interix: Remove.
22910 * config/m68hc11/t-m68hc11-gas: Rename to...
22911 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22913 * config/mcore/t-mcore: Remove T_CFLAGS.
22914 * config/mcore/t-mcore-pe: Likewise.
22916 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22918 * configure.ac: Replace custom __GNU_SOURCE test with
22919 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22920 * aclocal.m4: Regenerate.
22921 * configure: Regenerate.
22922 * config.in: Regenerate.
22924 2008-03-27 Richard Guenther <rguenther@suse.de>
22926 * fold-const.c (target.h): Include.
22927 (fold_comparison): Fold comparison of addresses of decls
22928 that bind locally or of constants. Consolidate address folding code.
22929 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22930 results from fold_binary_to_constant.
22931 (compare_values_warnv): Likewise.
22933 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22935 PR middle-end/35429
22936 * fold-const.c (fold_truthop): Check for integeral types when folding
22937 a == 0 && b == 0 and a != 0 || b != 0 .
22939 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22941 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22943 2008-03-26 Andreas Schwab <schwab@suse.de>
22945 * doc/invoke.texi: Fix use of @item vs. @itemx.
22947 2008-03-26 Tom Tromey <tromey@redhat.com>
22949 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22950 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22951 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22952 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22953 build/genconstants.o, build/genemit.o, build/genextract.o,
22954 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22955 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22958 2008-03-26 Richard Guenther <rguenther@suse.de>
22961 2008-03-26 Richard Guenther <rguenther@suse.de>
22963 * fold-const.c (target.h): Include.
22964 (fold_comparison): Fold comparison of addresses of two decls
22965 that bind locally. Consolidate address folding code.
22967 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22969 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22970 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22971 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22972 dconstsqrt2, dconstthird, dconste and/or dconst10.
22973 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22974 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22975 dconstsqrt2, dconste): Delete.
22976 (init_emit_once): Likewise. Simplify initializing dconstm1.
22978 * real.c (get_real_const): New.
22979 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22980 dconstsqrt2, dconste): Delete.
22981 (real_value_const, get_real_const): New.
22983 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22985 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22987 * config/i386/i386.c (ix86_function_arg_boundary): Check
22988 BIGGEST_ALIGNMENT instead of 128.
22989 (setup_incoming_varargs_64): Likewise.
22991 2008-03-26 Tom Tromey <tromey@redhat.com>
22993 * Makefile.in (DEPFILES): Add missing '/'.
22995 2008-03-26 Richard Guenther <rguenther@suse.de>
22997 * fold-const.c (target.h): Include.
22998 (fold_comparison): Fold comparison of addresses of two decls
22999 that bind locally. Consolidate address folding code.
23001 2008-03-26 Nick Clifton <nickc@redhat.com>
23004 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23005 not allow INT+INT as a legitimate addressing mode.
23007 2008-03-26 Richard Guenther <rguenther@suse.de>
23009 * tree-flow.h (widen_bitfield): Remove declaration.
23010 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23011 (widen_bitfield): Remove function.
23012 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23015 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23018 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23021 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23023 PR rtl-optimization/35232
23024 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23025 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23026 reg_reloaded_call_part_clobbered here.
23027 (reload_regs_reach_end_p): New function.
23028 (reload_reg_rtx_for_input): New variable.
23029 (reload_reg_rtx_for_output): Likewise.
23030 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23031 when reassigning a pseudo register. Load reloadreg from
23032 reload_reg_rtx_for_input, moving the mode and register
23034 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23035 instead of the original when deciding whether an input reload
23036 would be a no-op or whether an output reload can be deleted.
23037 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23038 when setting up new_spill_reg_store. Load it from
23039 reload_reg_rtx_for_output, moving the mode and register
23041 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23042 instead of the original when deciding whether an output reload
23043 would be a no-op. Do the same when modifying insn notes.
23044 Use rtx_equal_p instead of == to compare the registers.
23045 (inherit_piecemeal_p): Take a mode and two register numbers
23047 (emit_reload_insns): Clear new_spill_reg_store for every hard
23048 register in the reload register. Remove spill registers
23049 from reg_reloaded_valid before considering whether to record
23050 inheritance information for them. Use reload_reg_rtx_for_output
23051 instead of reg_rtx when recording output reloads. Use
23052 reload_reg_rtx_for_input instead of reg_rtx when recording
23053 input reloads. Set or clear reg_reloaded_call_part_clobbered
23054 at the same time as setting reg_reloaded_valid.
23055 (delete_output_reload): Add a new_reload_reg parameter and use it
23056 instead of rld[j].reg_rtx.
23057 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23060 2008-03-25 Tom Tromey <tromey@redhat.com>
23062 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23063 (build/genattr.o): Likewise.
23064 (build/genattrtab.o): Likewise.
23065 (build/gencodes.o): Likewise.
23066 (build/genconfig.o): Likewise.
23067 (build/genconstants.o): Likewise.
23068 (build/genemit.o): Likewise.
23069 (build/genextract.o): Likewise.
23070 (build/genflags.o): Likewise.
23072 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23074 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23075 instead of size_int for integer types.
23076 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23077 to match type of MINUS_EXPR.
23079 2008-03-25 Tom Tromey <tromey@redhat.com>
23081 * configure: Rebuilt.
23082 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23085 2008-03-25 Tom Tromey <tromey@redhat.com>
23087 * config/x-solaris (host-solaris.o): Update.
23088 * config/x-linux (host-linux.o): Update.
23089 * config/x-hpux (host-hpux.o): Update.
23090 * config/x-darwin (host-darwin.o): Update.
23091 * config/v850/t-v850e (v850-c.o): Update.
23092 * config/v850/t-v850 (v850-c.o): Update.
23093 * config/t-vxworks (vxworks.o): Update.
23094 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23095 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23096 * config/spu/t-spu-elf (spu-c.o): Update.
23098 * config/sh/t-symbian (sh-c.o): Update.
23099 (symbian.o): Update.
23100 * config/sh/t-sh (sh-c.o): Update.
23101 * config/score/t-score-elf (score7.o, score3.o): Update.
23102 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23103 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23104 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23105 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23106 (rs6000.o): Remove.
23107 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23108 * config/m32c/t-m32c (m32c-pragma.o): Update.
23109 * config/ia64/t-ia64 (ia64-c.o): Update.
23110 * config/i386/x-mingw32 (host-mingw32.o): Update.
23111 * config/i386/x-i386 (driver-i386.o): Update.
23112 * config/i386/x-darwin (host-i386-darwin.o): Update.
23113 * config/i386/x-cygwin (host-cygwin.o): Update.
23114 * config/i386/t-nwld (nwld.o): Update.
23115 * config/i386/t-netware (netware.o): Update.
23116 * config/i386/t-interix (winnt.o): Update.
23117 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23118 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23119 msformat-c.o): Update.
23120 * config/bfin/t-bfin-linux (generated_files): Add
23121 linux-sysroot-suffix.h.
23122 * config/arm/t-wince-pe (pe.o): Update.
23123 * config/arm/t-strongarm-pe (pe.o): Update.
23124 * config/arm/t-pe (pe.o): Update.
23125 * config/arm/t-arm (arm-c.o): Update.
23126 * doc/install.texi (Prerequisites): Require make 3.80.
23127 * Makefile.in: Remove .o targets.
23128 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23129 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23130 (simple_generated_h, simple_generated_c): Move earlier.
23131 (generated_files): New variable.
23132 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23133 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23134 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23135 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23136 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23137 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23138 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23139 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23140 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23141 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23142 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23143 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23145 (COMPILE.base, COMPILE): New variables.
23146 (%.o): New pattern rule.
23147 (ALL_HOST_OBJS): New variable.
23148 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23149 (dummy-checksum.o, cc1-checksum.o): Remove.
23150 (DRIVER_SHLIB): New variable.
23151 (DRIVER_DEFINES): Use it.
23152 (gencondmd.c): Move out of build/.
23153 (s-conditions): Update.
23154 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23155 (ALL_BUILD_OBJS): Likewise.
23156 (build/%.o): Use BUILDCOMPILE.
23157 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23158 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23159 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23160 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23161 build/genconfig.o, build/genconstants.o, build/genemit.o,
23162 build/genextract.o, build/genflags.o, build/genmddeps.o,
23163 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23164 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23165 build/gen-protos.o, build/scan.o, build/fix-header.o,
23166 build/scan-decls.o): Simplify.
23167 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23168 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23169 prefix.o, toplev.o): Reduce to variable setting.
23170 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23171 ($(out_object_file), gcc-options.o): New targets.
23172 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23173 * configure: Rebuilt.
23174 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23175 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23177 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23179 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23180 complain when we hit an error, return ERROR_MARK_NODE.
23182 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23184 * config/sh/constraints.md (Pso, Psz): New constraints.
23185 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23186 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23188 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23190 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23191 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23193 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23195 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23196 (prefetch_sh2a): New.
23198 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23199 Naveen.H.S <naveen.hs@kpitcummins.com>
23201 * config/sh/constraints.md (I28): New constraint.
23202 * config/sh/sh.c (broken_move): Add support for movi20s.
23203 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23205 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23206 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23207 Naveen.H.S <naveen.hs@kpitcummins.com>
23209 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23210 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23211 (print_operand): Handle resbank in %@ operand code.
23212 (sh_encode_section_info): New.
23213 (push_regs): Add conditions for resbank.
23214 (sh_expand_epilogue): Likewise.
23215 (sh_insert_attributes): Likewise.
23216 (sh_attribute_table): Likewise.
23217 (sh_handle_resbank_handler_attribute): New.
23218 (sh2a_handle_function_vector_handler_attribute): New.
23219 (sh2a_is_function_vector_call): New.
23220 (sh2a_get_function_vector_number): New.
23221 (sh2a_function_vector_p): New.
23222 (sh_cfun_resbank_handler_p): New.
23223 * config/sh/sh.md (calli): Emit jsr/n if possible.
23224 (calli_tbr_rel): New.
23225 (calli_pcrel): Emit jsr/n if possible.
23226 (return_i): Emit rts/n if possible.
23227 (call_valuei_tbr_rel): New.
23228 (call_valuei_pcrel): Add condition for SH2A target.
23229 (call_value): Likewise.
23230 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23231 (sh2a_get_function_vector_number): Likewise.
23232 (sh2a_is_function_vector_call): Likewise.
23233 * doc/extend.texi: Document TBR relative addressing of SH2A.
23234 (resbank): Add description for SH2A.
23236 2008-03-24 Richard Guenther <rguenther@suse.de>
23239 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23240 pointer assignments change conversions according to middle-end rules.
23241 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23242 * configure.ac: Include type checking in yes.
23243 * configure: Regenerate.
23245 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23247 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23248 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23250 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23252 * gthr-vxworks.h (UNUSED): Define.
23254 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23256 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23258 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23260 * doc/extend.texi (Function Attributes): Add missing comma in the
23261 example of the "alloc_size" attribute.
23263 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23266 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23268 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23271 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23274 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23275 of the underlying type of a MS bitfield layout to the natural
23276 alignment of the type.
23278 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23280 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23281 to their natural alignment to avoid store forwarding stalls.
23283 2008-03-22 Richard Guenther <rguenther@suse.de>
23285 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23286 For PHI nodes verify the address is invariant.
23287 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23288 (get_symbol_constant_value): Use is_gimple_min_invariant.
23289 (maybe_fold_stmt_indirect): Likewise.
23291 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23293 PR rtl-optimization/33927
23294 * Makefile.in (dse.o): Depend on $(TM_P_H).
23295 * expr.h (extract_low_bits): Declare.
23296 * expmed.c (extract_low_bits): New function.
23297 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23298 * dse.c: Include tm_p.h.
23299 (find_shift_sequence): Remove the read_reg argument and return the
23300 read value. Emit the instructions instead of returning them.
23301 Iterate on new_mode rather than calculating it each time.
23302 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23303 source to NEW_MODE and extract_low_bits to convert the shifted
23304 value to READ_MODE.
23305 (replace_read): Allow the load and store to have different mode
23306 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23307 or extraction instructions before trying the replacement. Update
23308 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23310 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23312 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23313 to their natural alignment to avoid store forwarding stalls.
23315 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23318 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23319 encouraging but not allowing gprs for input;
23320 change the input constraint to !f#r.
23321 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23323 change the output constraint to !f#r.
23325 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23328 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23329 corresponding post-reload splitters.
23330 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23331 when x87 FP math is selected.
23332 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23333 New function prototype.
23334 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23335 unreachable function to ease macroization of insn patterns.
23337 2008-03-21 Martin Jambor <mjambor@suse.cz>
23339 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23340 reference dumps if ddr is NULL or dependence is unknown.
23342 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23344 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23345 unsigned extension into account.
23346 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23347 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23348 Do computations on a scratch register.
23350 2008-03-21 Richard Guenther <rguenther@suse.de>
23352 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23353 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23354 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23355 * tree-ssa-dom.c (record_equality): Likewise.
23356 * tree-inline.c (copy_body_r): Likewise.
23357 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23360 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23362 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23363 as 'delete_unused' argument.
23365 2008-03-20 Richard Guenther <rguenther@suse.de>
23367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23368 special casing of constant qualifiers.
23369 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23370 care about them in general.
23371 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23372 regardless of their type.
23373 (fold_stmt_r): Forcefully fold *& if we end up with that.
23375 2008-03-20 Paul Brook <paul@codesourcery.com>
23377 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23378 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23380 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23382 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23383 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23385 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23387 * common.opt (Wmudflap): New option.
23388 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23389 (mx_register_decls): Likewise.
23390 (mudflap_finish_file): Likewise.
23391 * doc/invoke.texi: Document -Wno-mudflap.
23393 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23395 * c-format.c (replace_format_name_to_system_name): New.
23396 (cmp_attribs): New.
23397 (convert_format_name_to_system_name): New.
23398 (decode_format_attr): Add use of convert_format_name_to_system_name.
23399 (format_types_orig): Add gnu_ prefix to names.
23400 (check_format_info_main): Special treating of \0 escaped names for
23401 supporting multi-character format specifiers as I32, I64.
23402 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23403 (gnu_target_overrides_format_attributes): New.
23404 * c-format.h: Add structure target_ovr_attr to hold
23405 system specific formatter names.
23406 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23407 msformat-c.o file to c_target_objs and cxx_target_objs.
23408 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23409 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23410 (TARGET_N_FORMAT_TYPES): New.
23411 * config/i386/msformat-c.c: New.
23412 * config/i386/t-cygming: Add build rule for msformat-c.o.
23413 * doc/extend.texi: Add new format names gnu_* and ms_* and
23415 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23417 2008-03-20 Ira Rosen <irar@il.ibm.com>
23419 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23420 optimizations turned on under -O3.
23421 (ftree-vectorize): Add that the flag is turned on with -O3.
23423 2008-03-20 Ben Elliston <bje@au.ibm.com>
23425 * regmove.c (try_auto_increment): Fix spelling error in comment.
23426 * final.c (final_scan_insn): Likewise.
23428 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23431 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23432 allocator preferences for "y" and "r" class registers.
23433 ("*mov<mode>_internal"): Ditto.
23434 ("*movv2sf_internal_rex64"): Ditto.
23435 ("*movv2sf_internal"): Ditto.
23437 2008-03-19 Michael Matz <matz@suse.de>
23439 PR middle-end/35616
23440 * calls.c (expand_call): Check overlap of arguments with call
23441 address for sibcalls.
23443 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23446 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23447 of the underlying type of a MS bitfield layout to the natural
23448 alignment of the type.
23450 2008-03-19 Jan Hubicka <jh@suse.cz>
23453 * toplev.c (decode_d_option): Handle all CPP flags.
23454 * tree-vrp.c: Update tree_pass descriptors.
23455 * regrename.c: Update tree_pass descriptors.
23456 * fwprop.c: Update tree_pass descriptors.
23457 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23458 * tree-into-ssa.c: Update tree_pass descriptors.
23459 * tree-dump.c: Update tree_pass descriptors.
23460 * tree-complex.c: Update tree_pass descriptors.
23461 * tree-dump.h: Update tree_pass descriptors.
23462 * see.c: Update tree_pass descriptors.
23463 * cgraphbuild.c: Update tree_pass descriptors.
23464 * tracer.c: Update tree_pass descriptors.
23465 * tree-loop-distribution.c: Update tree_pass descriptors.
23466 * cgraph.c: Update tree_pass descriptors.
23467 * postreload-gcse.c: Update tree_pass descriptors.
23468 * postreload.c: Update tree_pass descriptors.
23469 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23470 * tree-tailcall.c: Update tree_pass descriptors.
23471 * tree-pass.h (tree_opt_pass): Rename to ...
23472 (opt_pass) ... this one; add "type" field and remove letter field.
23473 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23474 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23475 all_lowering_passes): Update declaration.
23476 * ipa-cp.c: Update tree_pass descriptors.
23477 * final.c: Update tree_pass descriptors.
23478 * omp-low.c: Update tree_pass descriptors.
23479 * tree-ssa-dse.c: Update tree_pass descriptors.
23480 * ipa-reference.c: Update tree_pass descriptors.
23481 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23482 * auto-inc-dec.c: Update tree_pass descriptors.
23483 * reorg.c: Update tree_pass descriptors.
23484 * cgraphunit.c: Update tree_pass descriptors.
23485 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23486 * tree-ssa-ccp.c: Update tree_pass descriptors.
23487 * df-core.c: Update tree_pass descriptors.
23488 * mode-switching.c: Update tree_pass descriptors.
23489 * tree-nomudflap.c: Update tree_pass descriptors.
23490 * modulo-sched.c: Update tree_pass descriptors.
23491 * ipa-pure-const.c: Update tree_pass descriptors.
23492 * cse.c: Update tree_pass descriptors.
23493 * web.c: Update tree_pass descriptors.
23494 * tree-stdarg.c: Update tree_pass descriptors.
23495 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23496 * tree-ssa-dom.c: Update tree_pass descriptors.
23497 * tree-nrv.c: Update tree_pass descriptors.
23498 * tree-ssa-alias.c: Update tree_pass descriptors.
23499 * loop-init.c: Update tree_pass descriptors.
23500 * gimple-low.c: Update tree_pass descriptors.
23501 * ipa-inline.c: Update tree_pass descriptors.
23502 * tree-ssa-sink.c: Update tree_pass descriptors.
23503 * global.c: Update tree_pass descriptors.
23504 * ifcvt.c: Update tree_pass descriptors.
23505 * jump.c: Update tree_pass descriptors.
23506 * predict.c: Update tree_pass descriptors.
23507 * tree-ssa-loop.c: Update tree_pass descriptors.
23508 * recog.c: Update tree_pass descriptors.
23509 * dse.c: Update tree_pass descriptors.
23510 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23511 * tree-eh.c: Update tree_pass descriptors.
23512 * regmove.c: Update tree_pass descriptors.
23514 * function.c: Update tree_pass descriptors.
23515 * tree-vectorizer.c: Update tree_pass descriptors.
23516 * gcse.c: Update tree_pass descriptors.
23517 * ipa-type-escape.c: Update tree_pass descriptors.
23518 * tree-if-conv.c: Update tree_pass descriptors.
23519 * init-regs.c: Update tree_pass descriptors.
23520 * ipa.c: Update tree_pass descriptors.
23521 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23522 * rtl-factoring.c: Update tree_pass descriptors.
23523 * lower-subreg.c: Update tree_pass descriptors.
23524 * bt-load.c: Update tree_pass descriptors.
23525 * tree-dfa.c: Update tree_pass descriptors.
23526 * except.c: Update tree_pass descriptors.
23527 * emit-rtl.c: Update tree_pass descriptors.
23528 * cfgexpand.c: Update tree_pass descriptors.
23529 * tree-cfgcleanup.c: Update tree_pass descriptors.
23530 * cfgcleanup.c: Update tree_pass descriptors.
23531 * tree-ssa-pre.c: Update tree_pass descriptors.
23532 * tree-sra.c: Update tree_pass descriptors.
23533 * tree-mudflap.c: Update tree_pass descriptors.
23534 * tree-ssa-copy.c: Update tree_pass descriptors.
23535 * cfglayout.c: Update tree_pass descriptors.
23536 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23537 * tree-ssa-dce.c: Update tree_pass descriptors.
23538 * tree-ssa.c: Update tree_pass descriptors.
23539 * regclass.c: Update tree_pass descriptors.
23540 * integrate.c: Update tree_pass descriptors.
23541 * tree-optimize.c: Update tree_pass descriptors.
23542 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23543 * tree-object-size.c: Update tree_pass descriptors.
23544 * combine.c: Update tree_pass descriptors.
23545 * tree-outof-ssa.c: Update tree_pass descriptors.
23546 * bb-reorder.c: Update tree_pass descriptors.
23547 * stack-ptr-mod.c: Update tree_pass descriptors.
23548 * var-tracking.c: Update tree_pass descriptors.
23549 * tree-profile.c: Update tree_pass descriptors.
23550 * tree-vect-generic.c: Update tree_pass descriptors.
23551 * reg-stack.c: Update tree_pass descriptors.
23552 * sched-rgn.c: Update tree_pass descriptors.
23553 * tree-ssa-structalias.c: Update tree_pass descriptors.
23554 * tree-cfg.c: Update tree_pass descriptors.
23555 * passes.c (current_pass): Update declaration.
23556 (finish_optimization_passes): Update.
23557 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23558 (register_one_dump_file, register_dump_files_1, next_pass_1):
23560 (init_optimization_passes): Update handling of new types.
23561 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23562 * ipa-struct-reorg.c: Update tree_pass descriptors.
23563 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23564 * combine-stack-adj.c: Update tree_pass descriptors.
23565 * cfgrtl.c: Update tree_pass descriptors.
23566 * dce.c: Update tree_pass descriptors.
23567 * tree-ssanames.c: Update tree_pass descriptors.
23569 2008-03-19 Richard Guenther <rguenther@suse.de>
23571 PR middle-end/35609
23572 * tree-ssa.c (walk_data): New structure.
23573 (warn_uninitialized_var): If not always_executed warn with "maybe"
23575 (execute_early_warn_uninitialized): Compute post-dominators.
23576 Initialize always_executed before processing each basic block.
23578 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23581 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23582 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23584 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23586 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23588 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23590 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23592 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23593 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23594 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23595 target after ignore has been set, and move there also the commputation
23596 of subtarget and original_target.
23597 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23598 (LANG_HOOKS_INITIALIZER): Remove it.
23599 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23601 2008-03-18 Richard Guenther <rguenther@suse.de>
23603 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23604 found an expression with constants, note that in the VN for the lhs.
23605 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23606 fold them to constants if possible. Run cleanup_cfg if done so.
23607 (execute_pre): Return todo.
23608 (do_pre): Likewise.
23609 (execute_fre): Likewise.
23610 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23612 (get_prop_source_stmt): Look through pointer conversions.
23614 2008-03-18 Jan Hubicka <jh@suse.cz>
23616 * tree-pretty-print.c: Include predict.h.
23617 (dump_generic_node): Dump predictor.
23618 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23619 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23620 * gimple-low.c (lower_stmt): Likewise.
23621 * expr.c (expand_expr_real): Likewise.
23622 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23624 (build_predict_expr, build_predict_expr): New.
23625 * predict.h (predictor_name, build_predict_expr): Update.
23626 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23627 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23628 * predict.def (PRED_CONTINUE): Update hitrate.
23629 * tree.def (PREDICT_EXPR): Define.
23630 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23631 do not handle BIND_EXPR.
23632 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23633 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23634 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23637 2008-03-18 Michael Matz <matz@suse.de>
23639 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23641 2008-03-18 Richard Guenther <rguenther@suse.de>
23643 * tree-gimple.h (is_gimple_invariant_address): Declare.
23644 (is_gimple_constant): Likewise.
23645 * tree-gimple.c (is_gimple_constant): New function.
23646 (is_gimple_invariant_address): Likewise.
23647 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23648 and is_gimple_invariant_address.
23649 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23651 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23652 an addressable base.
23654 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23656 PR middle-end/35611
23657 * gimplify.c (gimplify_expr): Gimplify second operand of
23660 2008-03-17 Richard Guenther <rguenther@suse.de>
23662 PR tree-optimization/19637
23663 * fold-const.c (fold_unary): Remove restrictions of removing
23664 intermediate pointer-conversions (P2)(P1)P0.
23665 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23666 conversion to void pointer.
23667 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23669 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23672 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23673 emulated thread local variables.
23675 2008-03-16 Richard Guenther <rguenther@suse.de>
23677 PR middle-end/35607
23678 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23679 expand TREE_INVARIANT operations that are not gimple invariant.
23681 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23683 * doc/extend.texi (Alignment): Say that the ABI controls
23684 the __alignof__ for non-strict-alignment targets rather
23685 than being a recommendation.
23687 2008-03-15 Paul Brook <paul@codesourcery.com>
23689 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23691 (arm_output_fn_unwind): Mark functions that can not be unwound.
23693 2008-03-15 Paul Brook <paul@codesourcery.com>
23695 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23696 extension instructions.
23698 2008-03-15 Richard Guenther <rguenther@suse.de>
23700 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23701 and fold constant aggregate refs.
23702 (fold_const_aggregate_ref): Handle string constants
23703 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23704 (evaluate_stmt): Simplify now that ccp_fold folds constant
23707 2008-03-15 Paul Brook <paul@codesourcery.com>
23709 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23710 (extzv): Use gen_extzv_t2.
23711 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23713 2008-03-15 Richard Guenther <rguenther@suse.de>
23715 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23716 (fold_const_aggregate_ref): Likewise.
23717 (get_value): Return NULL if we don't have any values.
23718 (ccp_finalize): Set const_val to NULL after freeing it.
23719 * tree-flow.h (get_symbol_constant_value): Declare.
23720 (fold_const_aggregate_ref): Likewise.
23721 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23723 2008-03-15 Richard Guenther <rguenther@suse.de>
23725 PR middle-end/35593
23726 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23727 to not produce negative array indices if not allowed. Add
23728 parameter to indicate that.
23729 (maybe_fold_offset_to_component_ref): Allow negative array
23730 indices only for the first member of a structure.
23731 (maybe_fold_offset_to_reference): Allow negative array indices.
23732 (maybe_fold_stmt_addition): Likewise.
23734 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23735 Anatoly Sokolov <aesok@post.ru>
23737 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23738 (avr_arch): Add ARCH_AVR6.
23739 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23740 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23741 instead of fixed value 2.
23742 (print_operand_address): Use gs() asm specifier instead of pm().
23743 (avr_assemble_integer): (Ditto.).
23744 (avr_output_addr_vec_elt): (Ditto.).
23745 (print_operand): Handle "!" code.
23746 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23747 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23748 (AVR_HAVE_EIJMP_EICALL): Define.
23749 (AVR_3_BYTE_PC): Redefine.
23750 (AVR_2_BYTE_PC): (Ditto.).
23751 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23752 (LINK_SPEC): Add atmega2560 and atmega2561.
23753 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23755 * config/avr/avr.md (call_insn): Use eicall instead of icall
23756 for 3 byte PC devices.
23757 (call_value_insn): (Ditto.).
23758 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23759 (indirect_jump): Use only for for 2 byte PC devices.
23760 (*tablejump): (Ditto.).
23761 (*indirect_jump_avr6): Add insn.
23762 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23763 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23764 instead of ijmp for 3 byte PC devices.
23765 (__tablejump2__): (Ditto.).
23766 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23767 (MULITLIB_DIRNAMES): (Ditto.).
23768 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23770 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23772 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23773 "sse2_umulsidi3". Use V1DI mode for operand 0.
23774 ("mmx_psadbw"): Use V1DI mode for operand 0.
23775 * config/i386/i386-modes.def (V1SI): New vector mode.
23776 * config/i386/i386.c (struct builtin_description)
23777 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23778 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23779 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23780 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23781 v1di_ftype_v8qi_v8qi type.
23782 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23784 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23785 __builtin_ia32_pmuludq]: Fix the mode of return value.
23787 2008-03-15 Richard Guenther <rguenther@suse.de>
23789 PR middle-end/35595
23790 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23793 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23795 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23796 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23797 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23798 unless TARGET_SERIALIZE_VOLATILE is enabled.
23799 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23800 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23801 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23803 2008-03-14 Richard Guenther <rguenther@suse.de>
23805 PR tree-optimization/34172
23806 * tree-flow.h (refs_may_alias_p): Declare.
23807 (get_single_def_stmt): Likewise.
23808 (get_single_def_stmt_from_phi): Likewise.
23809 (get_single_def_stmt_with_phi): Likewise.
23810 * tree-dfa.c (refs_may_alias_p): New function.
23811 (get_single_def_stmt): Likewise.
23812 (get_single_def_stmt_from_phi): Likewise.
23813 (get_single_def_stmt_with_phi): Likewise.
23814 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23815 (vn_reference_lookup_1): New helper function.
23816 (vn_reference_lookup): Walk the virtual use-def chain to
23817 continue searching for a match if the def does not alias the
23818 reference we are looking for.
23820 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23822 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23823 archive and Perzl. Update The Written Word listing.
23825 2008-03-14 Richard Guenther <rguenther@suse.de>
23827 PR tree-optimization/34043
23828 PR tree-optimization/33989
23829 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23831 (bitmap_find_leader): Use extra argument to verify dominance
23832 relationship inside a basic-block.
23833 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23834 (find_leader_in_sets): Adjust.
23835 (create_component_ref_by_pieces): Take extra argument for
23836 dominance check, handle lookup failures.
23837 (find_or_generate_expression): Likewise.
23838 (create_expression_by_pieces): Likewise.
23839 (insert_into_preds_of_block): Adjust.
23840 (create_value_expr_from): If asked for, verify all operands
23841 are in the blocks AVAIL_OUT set.
23842 (make_values_for_stmt): Check for SSA_NAMEs that are life
23843 over an abnormal edge.
23844 (compute_avail): Remove such check.
23845 (do_SCCVN_insertion): New function.
23846 (eliminate): If we do not find a leader suitable for replacement
23847 insert a replacement expression from SCCVN if available.
23848 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23849 (struct vn_ssa_aux): Add needs_insertion flag.
23850 * tree-ssa-sccvn.c (may_insert): New global flag.
23851 (copy_reference_ops_from_ref): Value-number union member access
23852 based on its size, not type and member if insertion is allowed.
23853 (visit_reference_op_load): For a weak match from union type
23854 punning lookup a view-converted value and insert a SSA_NAME
23855 for that value if that is not found.
23856 (visit_use): Make dumps shorter. Do not disallow value numbering
23857 SSA_NAMEs that are life over an abnormal edge to constants.
23858 (free_scc_vn): Release inserted SSA_NAMEs.
23859 (run_scc_vn): New flag to specify whether insertion is allowed.
23860 Process SSA_NAMEs in forward order.
23861 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23862 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23863 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23864 pointer type to/from integral types that do not change the
23865 precision to regular conversions.
23867 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23869 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23870 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23871 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23872 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23873 input arguments and the mode of return value. Built-in functions
23874 that operate on whole 64-bit MMX register now use V1DI mode.
23876 2008-03-13 Alon Dayan <alond@il.ibm.com>
23877 Olga Golovanevsky <olga@il.ibm.com>
23879 PR tree-optimization/35041
23880 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23881 to locate the right position in a statement.
23883 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23887 * config/i386/xmmintrin.h: Change all static inline functions to
23888 extern inline and add __gnu_inline__ attribute.
23889 * config/i386/bmintrin.h: Ditto.
23890 * config/i386/smmintrin.h: Ditto.
23891 * config/i386/tmmintrin.h: Ditto.
23892 * config/i386/mmintrin-common.h: Ditto.
23893 * config/i386/ammintrin.h: Ditto.
23894 * config/i386/emmintrin.h: Ditto.
23895 * config/i386/pmmintrin.h: Ditto.
23896 * config/i386/mmintrin.h: Ditto.
23897 * config/i386/mm3dnow.h: Ditto.
23899 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23901 PR middle-end/35185
23902 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23903 (lower_omp_2): New function.
23904 (lower_omp_1, lower_omp): Rewritten.
23906 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23909 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23910 with the phrase "Microsoft Windows compilers".
23911 (Push/Pop Macro Pragmas): New subsection. Document
23912 #pragma push_macro and pragma pop_macro.
23914 2008-03-12 Paul Brook <paul@codesourcery.com>
23916 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23918 2008-03-12 Paul Brook <paul@codesourcery.com>
23920 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23921 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23922 (thumb2_addsi_shortim): Rename ...
23923 (thumb2_addsi_short): ... to this. Allow register operands.
23924 (thumb2_subsi_short): New pattern.
23925 (thumb2_one_cmplsi2_short,
23926 thumb2_negsi2_short): New patterns and peepholes.
23928 2008-03-12 Paul Brook <paul@codesourcery.com>
23930 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23932 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23934 * config/i386/i386.md (int_cond): New code iterator.
23936 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23937 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23938 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23939 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23940 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23941 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23942 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23943 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23945 2008-03-12 Paul Brook <paul@codesourcery.com>
23947 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23948 instead of {arm,thumb}_compute_save_reg_mask.
23949 (output_return_instruction): Ditto.
23950 (thumb_unexpanded_epilogue): Ditto.
23951 (thumb1_expand_prologue): Ditto.
23952 (thumb1_output_function_prologue): Ditto.
23953 (arm_set_return_address): Ditto.
23954 (thumb_set_return_address): Ditto.
23955 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23956 regs to achieve stack alignment.
23957 (thumb1_compute_save_reg_mask): Fix compiler warning.
23958 (arm_output_epilogue): Use offsets->saved_regs_mask.
23959 Adjust stack pointer by poping call clobered registers.
23960 (arm_expand_prologue): Use offsets->saved_regs_mask.
23961 Adjust stack pointer by pushing extra registers.
23962 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23964 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23967 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23968 conversion to the operands of a multiplication.
23970 2008-03-12 Richard Guenther <rguenther@suse.de>
23972 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23973 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23974 * timevar.def (TV_TREE_PHIPROP): Add.
23975 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23976 pass description. Use TV_TREE_PHIPROP.
23977 * tree-ssa-forwprop.c: Remove phiprop code.
23979 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23981 PR middle-end/35549
23982 * omp-low.c (maybe_lookup_decl): Constify first argument.
23983 (use_pointer_for_field): Change last argument from bool to
23984 omp_context *. Disallow shared copy-in/out in nested
23985 parallel if decl is shared in outer parallel too.
23986 (build_outer_var_ref, scan_sharing_clauses,
23987 lower_rec_input_clauses, lower_copyprivate_clauses,
23988 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23990 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23991 Ira Rosen <irar@il.ibm.com>
23993 * tree-vectorizer.c (free_stmt_vec_info): New function.
23994 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23995 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23996 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23997 * tree-vect-transform.c (vectorizable_conversion): Free
23998 vec_oprnds0 if it was allocated.
23999 (vect_permute_store_chain): Remove unused VECs.
24000 (vectorizable_store): Free VECs that are allocated in the..
24002 (vect_transform_strided_load, vectorizable_load): Likewise.
24003 (vect_remove_stores): Simplify the code.
24004 (vect_transform_loop): Move code to vect_remove_stores().
24005 Call vect_remove_stores() and free_stmt_vec_info().
24007 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24009 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24010 TARGET_HPUX. Revise comment.
24011 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24012 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24013 Use sr4 variant of `be' instruction when not generating PIC code.
24014 (attr_length_call): Adjust for above change.
24016 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24018 * ipa-reference.c (static_execute): Remove module_statics_const and
24019 associated setting code.
24021 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24024 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24025 predicate for operand 1.
24026 (paritysi2_cmp): Use register_operand predicate for operand 2.
24027 Use earlyclobber modifier for operand 1. Remove support for
24029 (paritydi2_cmp): Use register_operand predicate for operand 3.
24030 Use earlyclobber modifier for operand 1. Remove support for
24033 2008-03-11 Paul Brook <paul@codesourcery.com>
24034 Vladimir Prus <vladimir@codesourcery.com>
24036 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24037 (arm_compute_save_reg0_reg12_mask): Always
24038 check if register 11 must be saved. Always safe hard frame pointer
24039 when frame_pointer_needeed.
24040 (arm_compute_save_reg_mask): Save IP and PC
24041 only with apcs frames.
24042 (arm_output_epilogue): Adjust Thumb2 codepath to
24043 be also invoked and work for ARM non-apcs frames.
24044 (arm_expand_prologue): Don't bother saving IP
24045 for non-apcs frame, since it's not clobbered by
24046 prologue code. Implement non-apcs frame
24049 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24051 PR rtl-optimization/35281
24052 * expr.c (convert_move): Use a new pseudo for the intermediate
24053 from_mode->word_mode result.
24055 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24057 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24058 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24059 * toplev.c (compile_file): Don't call it.
24061 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24063 PR middle-end/35526
24064 * expr.c (store_expr): Call emit_block_move if the mode
24065 of "temp" RTX is BLKmode.
24067 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24068 Richard Guenther <rguenther@suse.de>
24070 PR tree-optimization/31358
24071 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24072 the step with a NULL_TREE.
24073 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24074 to sizetype if type is a pointer type.
24075 (add_candidate_1): Don't convert the base and step to
24076 the generic type if the orginal type is a pointer type.
24077 (add_iv_value_candidates): Use sizetype for the step
24078 if type is a pointer type.
24079 (cand_value_at): Likewise.
24080 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24082 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24083 Don't convert the tem affine to the type.
24084 (add_elt_to_tree): Use sizetype for the step if a pointer.
24085 Use POINTER_PLUS_EXPR for pointers.
24086 (aff_combination_to_tree): Use sizetype for the step if a
24089 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24091 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24092 Remove commutativity hint.
24094 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24098 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24099 errorneous type. Check that v is a VAR_DECL.
24101 PR middle-end/35099
24102 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24104 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24106 PR tree-optimization/35494
24107 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24108 may be overriden at link and run time.
24110 2008-03-10 Richard Guenther <rguenther@suse.de>
24112 PR tree-optimization/34677
24113 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24114 (poolify_tree): Likewise.
24115 (modify_expr_template): Likewise.
24116 (poolify_modify_stmt): Likewise.
24117 (insert_fake_stores): Handle all component-ref style stores
24118 in addition to INDIRECT_REF. Also handle complex types.
24119 Do not poolify the inserted load.
24120 (realify_fake_stores): Do not rebuild the tree but only
24121 make it a SSA_NAME copy.
24122 (init_pre): Remove initialzation of modify_expr_template.
24123 Do not allocate modify_expr_node_pool.
24124 (fini_pre): Do not free modify_expr_node_pool.
24126 2008-03-10 Paul Brook <paul@codesourcery.com>
24128 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24129 to avoid conflicts.
24131 2008-03-10 Paul Brook <paul@codesourcery.com>
24132 Mark Shinwell <shinwell@codesourcery.com>
24134 * config/arm/cortex-r4.md: New.
24135 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24137 * config/arm/arm.md: Include cortex-r4.md.
24138 (insn): Add smmls, sdiv and udiv values.
24139 (generic_sched): Don't use generic scheduling for Cortex-R4.
24140 (arm_issue_rate): New function.
24141 (TARGET_SCHED_ISSUE_RATE): Define.
24143 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24145 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24147 2008-03-10 Richard Guenther <rguenther@suse.de>
24149 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24150 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24152 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24154 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24155 Set default to true.
24157 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24159 * c.opt (Wsynth): Deprecate.
24160 * doc/invoke.texi (Option Summary, Warning Options): Document
24161 -Wno-format-contains-nul.
24163 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24166 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24167 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24169 2008-03-09 Ira Rosen <irar@il.ibm.com>
24171 * config/rs6000/rs6000.c (builtin_description): Rename vector
24172 left shift operations.
24173 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24174 (altivec_vsl<VI_char>): Rename to ...
24175 (ashl<mode>3): ... new name.
24176 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24178 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24180 2008-03-08 Richard Guenther <rguenther@suse.de>
24182 * coverage.h (tree_coverage_counter_addr): Declare.
24183 * coverage.c (tree_coverage_counter_addr): New function.
24184 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24185 before using again.
24186 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24187 (tree_gen_one_value_profiler): Likewise.
24188 (tree_gen_ic_profiler): Likewise.
24189 (tree_gen_average_profiler): Likewise.
24190 (tree_gen_ior_profiler): Likewise.
24192 2008-03-08 Richard Guenther <rguenther@suse.de>
24194 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24195 (vn_binary_op_insert): Likewise.
24196 (vn_unary_op_lookup): Likewise.
24197 (vn_unary_op_insert): Likewise.
24198 (vn_nary_op_lookup): Declare.
24199 (vn_nary_op_insert): Likewise.
24200 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24201 and binary hashes, use a single obstack for unary_op_pool
24202 and binary_op_pool.
24203 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24204 a single struct vn_nary_op_s. Store tree code length and
24205 a variable number of operands.
24206 (struct vn_reference_op_struct): Remove unused op2.
24207 (vn_reference_op_eq): Do not compare op2.
24208 (vn_reference_op_compute_hash): Do not compute hash of op2.
24209 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24210 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24211 with vn_nary_op_compute_hash.
24212 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24213 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24215 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24217 (visit_unary_op): Call nary functions.
24218 (visit_binary_op): Likewise.
24219 (process_scc): Adjust for struct vn_tables_s changes.
24220 (allocate_vn_table): Likewise.
24221 (free_vn_table): Likewise.
24222 * tree-vn.c (vn_add): Call nary functions.
24223 (vn_lookup): Likewise.
24225 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24228 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24229 wdst back after sync_compare_and_swapqhi_internal.
24231 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24234 * config/i386/i386-modes.def (V1DI): New vector mode.
24235 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24236 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24237 (MMXMODE248): Ditto.
24238 (MMXMODE): Add V1DI mode.
24239 (mmxvecsize): Change DI mode to V1DI mode.
24240 ("mov<mode>): Use MMXMODEI8 mode iterator.
24241 ("*mov<mode>_internal_rex64"): Ditto.
24242 ("*mov<mode>_internal"): Ditto.
24243 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24244 ("mmx_sub<mode>3"): Ditto.
24245 ("mmx_adddi3"): Remove insn pattern.
24246 ("mmx_subdi3"): Ditto.
24247 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24248 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24249 ("mmx_ashl<mode>3"): Ditto.
24250 ("mmx_lshrdi3"): Remove insn pattern.
24251 ("mmx_ashldi3"): Ditto.
24252 * config/i386/i386.c (classify_argument): Handle V1DImode.
24253 (function_arg_advance_32): Ditto.
24254 (function_arg_32): Ditto.
24255 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24256 mmx_addv1di3 insn pattern.
24257 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24258 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24259 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24260 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24261 Remove definitions of built-in functions.
24262 (V1DI_type_node): New node.
24263 (v1di_ftype_v1di_int): Ditto.
24264 (v1di_ftype_v1di_v1di): Ditto.
24265 (v2si_ftype_v2si_si): Ditto.
24266 (v4hi_ftype_v4hi_di): Remove node.
24267 (v2si_ftype_v2si_di): Ditto.
24268 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24269 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24270 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24271 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24272 Add new builtins using def_builtin_const.
24273 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24274 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24275 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24276 * config/i386/mmintrin.h (__v1di): New typedef.
24277 (_mm_add_si64): Cast arguments to __v1di type.
24278 (_mm_sub_si64): Ditto.
24279 (_mm_sll_pi16): Cast __count to __v4hi type.
24280 (_mm_sll_pi32): Cast __count to __v2si type.
24281 (_mm_sll_si64): Cast arguments to __v1di type.
24282 (_mm_srl_pi16): Cast __count to __v4hi type.
24283 (_mm_srl_pi32): Cast __count to __v2si type.
24284 (_mm_srl_si64): Cast arguments to __v1di type.
24285 (_mm_sra_pi16): Cast __count to __v4hi type.
24286 (_mm_sra_pi32): Cast __count to __v2si type.
24287 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24288 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24289 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24290 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24291 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24292 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24293 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24294 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24295 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24296 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24297 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24298 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24300 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24302 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24304 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24307 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24308 reg+const addressing for Altivec modes. Don't generate reg+reg
24309 addressing for TFmode or TDmode quantities.
24311 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24313 * c-common.c (vector_types_convertible_p): Call langhook
24314 instead of comptypes.
24316 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24319 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24320 integral and scalar float variables which have a
24323 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24325 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24326 dwarf_register_span hook when emitting unwind information for
24327 register-to-memory saves.
24328 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24329 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24331 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24333 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24334 for the same VAR_DECL.
24336 2008-03-06 Tom Tromey <tromey@redhat.com>
24338 * treelang: Delete.
24339 * doc/standards.texi (Standards): Don't mention treelang.
24340 * doc/invoke.texi (Overall Options): Don't mention treelang.
24341 * doc/install.texi (Prerequisites): Don't mention bison or
24343 (Configuration): Don't mention treelang.
24344 (Building): Likewise.
24345 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24347 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24349 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24350 word-extractions out of a multi-word object.
24352 2008-03-06 Richard Guenther <rguenther@suse.de>
24354 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24355 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24356 result type and precision.
24357 * expr.c (get_inner_reference): Set unsignedp based on the result
24358 type of BIT_FIELD_REF.
24359 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24360 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24361 (try_instantiate_multiple_fields): Likewise. Use the correct type
24363 (sra_build_assignment): Likewise.
24364 (sra_build_elt_assignment): Likewise.
24365 (sra_explode_bitfield_assignment): Likewise.
24366 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24367 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24368 set BIT_FIELD_REF_UNSIGNED.
24369 (vectorizable_load): Likewise.
24371 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24373 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24376 2008-03-06 Richard Guenther <rguenther@suse.de>
24378 * alias.c (struct alias_set_entry): Move has_zero_child field
24379 to pack with alias_set.
24381 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24383 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24386 2008-03-05 Ian Lance Taylor <iant@google.com>
24388 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24390 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24392 * fwprop.c (update_df): Support width and offset parameters of
24394 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24395 global_conflicts): Change DF_REF_EXTRACT to either
24396 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24397 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24398 * df-scan.c (df_ref_record, df_defs_record,
24399 df_ref_create_structure, df_def_record_1, df_uses_record,
24400 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24401 df_bb_refs_collect, df_entry_block_defs_collect,
24402 df_exit_block_uses_collect): Support new width and offset fields.
24403 (ref_extract_pool): New storage pool.
24404 (df_free_ref): New function.
24405 (df_reg_chain_unlink, df_free_collection_rec,
24406 df_sort_and_compress_refs): Call df_free_ref.
24407 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24409 (df_ref_create_structure): Allocate df_ref_extract if offset and
24410 width fields are used.
24411 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24412 (df_uses_record): Get offset and width from ZERO_EXTRACT
24414 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24415 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24416 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24417 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24418 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24419 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24420 (df_ref_extract): New structure.
24421 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24422 (df_ref_create): Add width and offset parameters.
24424 2008-03-05 Richard Guenther <rguenther@suse.de>
24426 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24427 Use ranges_overlap_p.
24428 (offset_overlaps_with_access): Rename
24429 to ranges_overlap_p and move ...
24430 * tree-flow-inline.h (ranges_overlap_p): ... here.
24432 * tree.h (get_inner_reference, handled_component_p): Update
24435 * tree.h (record_component_aliases, get_alias_set,
24436 alias_sets_conflict_p, alias_sets_must_conflict_p,
24437 objects_must_conflict_p): Move declarations ...
24438 * alias.h (record_component_aliases, get_alias_set,
24439 alias_sets_conflict_p, alias_sets_must_conflict_p,
24440 objects_must_conflict_p): ... here.
24441 Include coretypes.h.
24442 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24444 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24446 * cfg.c: Include tree-flow.h.
24447 (remove_edge_raw): Call redirect_edge_var_map_clear.
24448 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24449 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24450 (redirect_edge_var_map_result): New.
24451 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24452 PENDING_STMT use with redirect_edge_var_map_*.
24453 * tree-ssa.c (edge_var_maps): New definition.
24454 (redirect_edge_var_map_add): New.
24455 (redirect_edge_var_map_clear): New.
24456 (redirect_edge_var_map_dup): New.
24457 (redirect_edge_var_map_vector): New.
24458 (redirect_edge_var_map_destroy): New.
24459 (ssa_redirect_edge): Replace PENDING_STMT use with
24460 redirect_edge_var_map_*.
24461 (flush_pending_stmts): Same.
24462 (delete_tree_ssa): Destroy edge var map.
24463 * tree-flow.h (struct _edge_var_map): New.
24464 Define edge_var_map vector type.
24465 Declare redirect_edge_var_map_* prototypes.
24466 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24467 * tree-cfg.c (reinstall_phi_args): Replace
24468 PENDING_STMT use with redirect_edge_var_map_*.
24470 2008-03-05 Richard Guenther <rguenther@suse.de>
24472 PR tree-optimization/35472
24473 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24474 whose single use_stmt has a overlapping set of loaded and
24475 stored symbols as that use_stmt might be a noop assignment then.
24477 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24479 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24481 2008-03-05 Richard Guenther <rguenther@suse.de>
24484 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24485 should be constants.
24486 * tree-cfg.c (verify_expr): Verify it.
24487 * fold-const.c (fold_truthop): Remove code generating
24488 BIT_FIELD_REFs of structure bases.
24489 (fold_binary): Likewise.
24490 (fold_ternary): Position and size of BIT_FIELD_REFs are
24491 always host integers.
24492 (make_bit_field_ref): Remove.
24493 (optimize_bit_field_compare): Remove.
24494 (all_ones_mask_p): Remove.
24496 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24499 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24500 (split_block_and_df_analyze): New. Split basic block and rebuild
24502 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24504 (split_pattern_seq): Likewise.
24505 (erase_matching_seqs): Likewise.
24506 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24508 2008-03-04 Geoff Keating <geoffk@apple.com>
24510 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24511 declaration and code.
24512 (tree_invalid_nonnegative_warnv_p): Likewise.
24514 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24516 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24517 examples. Truncate option-names then causing overfull hbox.
24519 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24522 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24524 * configure: Rebuilt.
24526 2008-03-04 Rafael Espíndola <espindola@google.com>
24528 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24529 (tree_unary_nonnegative_warnv_p): New.
24530 (tree_binary_nonnegative_warnv_p): New.
24531 (tree_single_nonnegative_warnv_p): New.
24532 (tree_invalid_nonnegative_warnv_p): New.
24533 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24535 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24538 * opts.c (handle_option): Postpone 'unknown option' errors only for
24541 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24544 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24547 2008-03-04 Rafael Espíndola <espindola@google.com>
24549 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24550 (tree_binary_nonzero_warnv_p): New.
24551 (tree_single_nonzero_warnv_p): New.
24552 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24554 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24556 PR middle-end/35456
24557 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24558 transformations for modes that have signed zeros.
24559 * ifcvt.c (noce_try_abs): Ditto.
24561 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24563 * config/i386/i386.c (override_options): Force
24564 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24566 2008-03-04 Jan Hubicka <jh@suse.cz>
24569 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24572 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24574 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24575 label to probe the stack.
24577 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24579 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24580 (__gthr_win32_mutex_destroy): Declare.
24581 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24582 __gthr_win32_mutex_destroy.
24583 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24585 2008-03-03 Jan Hubicka <jh@suse.cz>
24588 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24589 aggressive on inlining cold calls.
24591 2008-03-03 Richard Guenther <rguenther@suse.de>
24593 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24594 struct copies into the expression table.
24595 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24596 (try_to_simplify): Likewise.
24597 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24598 integral and pointer arguments which do not change the
24599 precision to NOP_EXPRs.
24600 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24601 VIEW_CONVERT_EXPR case.
24603 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24605 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24606 defined in a loop at depth 0 is invariant.
24607 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24608 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24609 be called at loop depth 0.
24611 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24614 * gcc.c (process_command): Update copyright notice dates.
24615 * gcov.c (print_version): Likewise.
24616 * gcov-dump.c (print_version): Likewise.
24617 * mips-tfile.c (main): Likewise.
24618 * mips-tdump.c (main): Likewise.
24620 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24623 * c-common.c (flag_permissive): Delete.
24624 (constant_expression_warnings): Check flags first.
24625 (constant_expression_error): New.
24626 * c-common.h (flag_permissive): Delete.
24627 (constant_expression_error): Declare.
24628 * flags.h (flag_permissive): Declare. Update description.
24629 * diagnostic.c (pedwarn): Update.
24631 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24632 (permissive_error_kind): New.
24633 * toplev.c (flag_permissive): Define. Update description.
24634 * toplev.h (permissive_error_kind): Declare.
24635 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24636 (pedwarn_c90): Use pedantic_warning_kind.
24637 * c-opts.c (c_common_post_options): flag_permissive does not affect
24638 flag_pedantic_errors.
24640 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24642 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24643 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24644 __absvsi2, __absvDI2): Use unsigned arithmetic.
24646 2008-03-02 Andi Kleen <ak@suse.de>
24647 Richard Guenther <rguenther@suse.de>
24649 * struct-equiv.c: Remove file.
24650 * cfg_cleanup.c (condjump_equiv_p): Remove.
24651 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24652 (struct-equiv.o): Remove rule.
24653 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24654 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24655 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24657 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24659 * ifcvt.c (noce_process_if_block): Try to handle only the then
24660 block if the else block exists but isn't suitable.
24662 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24665 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24666 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24667 regression from previous patch.
24669 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24672 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24674 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24675 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24676 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24677 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24678 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24679 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24680 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24681 (__gthread_mutex_destroy_function): Rename to
24682 __gthread_mutex_destroy.
24683 * gthr-dce.h (__gthread_mutex_destroy): Call
24684 pthread_mutex_destroy.
24685 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24686 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24687 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24689 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24691 * df-scan.c (df_ref_chain_change_bb): Simplify.
24692 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24693 set_block_for_insn if there's any change.
24694 * df.h ((df_insn_change_bb): Fix prototype.
24695 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24696 df_insn_change_bb, don't call set_block_for_insn.
24697 * emit-rtl.c (reorder_insns): Likewise.
24698 * haifa-sched.c (move_insn): Likewise.
24700 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24702 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24704 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24706 * tree-flow-inline.h (next_readonly_imm_use): Return
24707 NULL_USE_OPERAND_P after the end.
24709 2008-03-01 Richard Guenther <rguenther@suse.de>
24711 PR tree-optimization/35411
24712 * tree-sra.c (sra_build_assignment): Split conversion to
24713 final type to a separate statement if we are not assigning
24716 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24718 * fold-const.c (fold_convertible_p): Correct the logic to follow
24719 that in fold_convert().
24721 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24724 * tree-inline.c (build_duplicate_type): When we make a
24725 duplicate type, make it unique in the canonical types system.
24727 2008-02-29 Tom Tromey <tromey@redhat.com>
24729 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24730 input_file_stack_history, input_file_stack_restored): Remove.
24731 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24732 * input.h (struct file_stack): Remove.
24733 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24734 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24736 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24738 (diagnostic_last_module_changed): Add 'map' argument.
24739 (diagnostic_set_last_function): Likewise.
24740 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24741 line map, not input_file_stack.
24742 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24744 2008-02-29 Paul Brook <paul@codesourcery.com>
24746 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24748 2008-02-29 Paul Brook <paul@codesourcery.com>
24750 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24752 2008-02-29 Richard Guenther <rguenther@suse.de>
24754 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24756 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24757 value for comparing for a store match.
24758 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24759 (try_to_simplify): Do not do a full-blown reference lookup.
24761 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24763 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24764 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24766 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24768 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24770 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24771 strides against cache sizes.
24773 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24775 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24778 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24780 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24781 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24782 is smaller than the original promoted value.
24783 (simplify_subreg): If OP is a SUBREG, try to preserve its
24784 SUBREG_PROMOTED_VAR_P information.
24786 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24788 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24789 (VN_INFO_GET): Allocate new objects on the obstack.
24790 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24791 for rpo_numbers_temp, for consistency.
24792 (free_scc_vn): Free the obstack.
24794 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24796 * doc/invoke.texi: Document -ftree-loop-distribution.
24797 * tree-loop-distribution.c: New.
24798 * tree-pass.h (pass_loop_distribution): New.
24799 * graphds.h (struct graph): Add htab_t indices.
24800 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24801 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24802 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24803 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24804 * tree-data-ref.c (debug_data_dependence_relations): New.
24805 (dump_data_dependence_relation): Also print data references.
24806 (free_data_ref): Extern.
24807 (same_access_functions): Moved...
24808 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24809 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24810 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24811 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24812 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24813 (stmts_from_loop): Skip LABEL_EXPR.
24814 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24816 (build_rdg): Initialize rdg->indices htab.
24817 (free_rdg, stores_from_loop, ref_base_address,
24818 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24819 have_similar_memory_accesses_1, ref_base_address_1,
24820 remove_similar_memory_refs): New.
24821 * tree-data-ref.h: Depend on tree-chrec.h.
24822 (debug_data_dependence_relations, free_data_ref): Declared.
24823 (same_access_functions): ... here.
24824 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24826 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24827 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24828 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24829 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24830 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24831 rdg_vertex_for_stmt): Declared.
24832 (struct rdg_edge): Add level.
24834 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24835 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24837 (rdg_has_similar_memory_accesses): New.
24838 * tree-vect-analyze.c: Remove unused static decls.
24839 * lambda.h (dependence_level): New.
24840 * common.opt (ftree-loop-distribution): New.
24841 * tree-flow.h (mark_virtual_ops_in_bb,
24842 slpeel_tree_duplicate_loop_to_edge_cfg,
24843 rename_variables_in_loop): Declared.
24844 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24845 (OBJS-common): Add tree-loop-distribution.o.
24846 (tree-loop-distribution.o): New rule.
24847 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24848 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24849 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24851 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24854 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24855 other than structures and unions.
24857 2008-02-28 Richard Guenther <rguenther@suse.de>
24860 2008-02-26 Richard Guenther <rguenther@suse.de>
24862 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24863 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24864 (lookup_decl_from_uid): Declare.
24865 (remove_decl_from_map): Likewise.
24866 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24867 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24868 (decl_for_uid_map): New global hashtable mapping DECL_UID
24870 (init_ttree): Allocate it.
24871 (insert_decl_to_uid_decl_map): New helper function.
24872 (make_node_stat): Insert new decls into the map.
24873 (copy_node_stat): Likewise.
24874 (lookup_decl_from_uid): New function.
24875 (remove_decl_from_map): Likewise.
24876 (print_decl_for_uid_map_statistics): New helper.
24877 (dump_tree_statistics): Call it.
24879 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24880 (referenced_var_iterator): Adjust.
24881 (FOR_EACH_REFERENCED_VAR): Adjust.
24882 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24883 (num_referenced_vars): Adjust.
24884 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24885 (first_referenced_var): Remove.
24886 (end_referenced_vars_p): Likewise.
24887 (next_referenced_var): Likewise.
24888 (referenced_var_iterator_set): New helper function.
24889 * tree-dfa.c (referenced_var_lookup): Adjust.
24890 (referenced_var_check_and_insert): Likewise.
24891 (remove_referenced_var): Likewise.
24892 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24893 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24894 (verify_call_clobbering): Likewise.
24895 (verify_memory_partitions): Likewise.
24896 (init_tree_ssa): Allocate bitmap instead of hashtable for
24898 (delete_tree_ssa): Adjust.
24899 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24900 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24901 (compute_tag_properties): Likewise.
24902 (set_initial_properties): Likewise.
24903 (find_partition_for): Likewise.
24904 (update_reference_counts): Likewise.
24905 (dump_may_aliases_for): Likewise.
24906 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24907 (add_call_clobber_ops): Likewise.
24908 (add_call_read_ops): Likewise.
24909 (get_asm_expr_operands): Likewise.
24910 * tree-into-ssa.c (dump_decl_set): Likewise.
24911 (update_ssa): Likewise.
24912 * tree-sra.c (scan_function): Likewise.
24913 (decide_instantiations): Likewise.
24914 (scalarize_parms): Likewise.
24915 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24916 (dsa_named_for): Likewise.
24917 * tree-ssa-structalias.c (update_alias_info): Likewise.
24918 (merge_smts_into): Likewise.
24920 2008-02-27 David Daney <ddaney@avtrex.com>
24923 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24924 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24925 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24926 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24927 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24929 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24932 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24933 (BUILT_IN_NEXTTOWARD): Remove.
24934 (BUILT_IN_NEXTTOWARDF): Ditto.
24935 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24936 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24938 2008-02-27 Tom Tromey <tromey@redhat.com>
24940 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24941 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24943 2008-02-27 Jan Beulich <jbeulich@novell.com>
24945 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24946 update the respective field on newdecl.
24948 2008-02-27 Revital Eres <eres@il.ibm.com>
24950 PR rtl-optimization/34999
24951 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24952 crossing edges that ends with a call insn.
24953 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24954 call insn and clear the EDGE_CROSSING flag of the crossing edge
24955 when fixing fallthru edges.
24957 2008-02-27 Richard Guenther <rguenther@suse.de>
24959 PR middle-end/35390
24960 * fold-const.c (fold_unary): Return the correct argument,
24961 converted to the result type.
24963 2008-02-27 Richard Guenther <rguenther@suse.de>
24965 PR middle-end/34971
24966 * expr.c (expand_expr_real_1): Assert on rotates that operate
24968 * fold-const.c (fold_binary): Use the types precision, not the
24969 bitsize of the mode if folding rotate expressions. Build rotates
24970 only for full modes.
24972 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24974 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24975 and CPP_PRAGMA_EOL.
24976 * c-pragma.c (pragma_ns_name): New typedef.
24977 (registered_pp_pragmas): New variable.
24978 (c_pp_lookup_pragma): New function.
24979 (c_register_pragma_1): If flag_preprocess_only, do nothing
24980 for non-expanded pragmas, for expanded ones push pragma's
24981 namespace and name into registered_pp_pragmas vector.
24982 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24983 flag_preprocess_only, don't register GCC pch_preprocess
24984 pragma if flag_preprocess_only.
24985 * c-opts.c (c_common_init): Call init_pragma even if
24986 flag_preprocess_only.
24987 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24988 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24989 cpp_register_pragma if flag_preprocess_only.
24991 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24994 * c-parser.c (c_parser_translation_unit): Warn for empty
24995 translation unit, not empty source file.
24997 2008-02-26 Paul Brook <paul@codesourcery.com>
24999 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25000 operand for Thumb-2.
25001 * config/arm/arm.h (reg_class): Add CORE_REGS.
25002 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25003 (BASE_REG_CLASS): Use CORE_REGS.
25004 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25005 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25006 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25007 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25008 ARM_REGNO_OK_FOR_INDEX_P.
25009 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25010 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25011 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25012 (ldm/stm peepholes): Ditto.
25013 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25014 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25015 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25016 * config/arm/constraints.md: Enable "k" constraint on ARM.
25018 2008-02-27 Ben Elliston <bje@au.ibm.com>
25020 * config/rs6000/rs6000.c: Annotate cache line size field in all
25021 instances of struct processor_costs.
25023 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25025 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25026 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25027 jump_bypass): New counters.
25028 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25029 * dce.c (gate_ud_dce): Same.
25030 (gate_fast_dce): Same.
25031 * dse.c (gate_dse1): New function.
25032 (gate_dse2): New function.
25033 (gate_dse): Merge results of new gate functions.
25034 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25035 (gate_handle_jump_bypass): Add dbg_cnt.
25036 (gate_handle_gcse): Add dbg_cnt.
25037 * ifcvt.c (gate_handle_if_conversion): Same.
25038 (gate_handle_if_after_combine): Same.
25039 (gate_handle_if_after_reload): Same.
25040 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25042 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25044 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25046 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25048 2008-02-26 Jason Merrill <jason@redhat.com>
25051 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25052 alone if it's the naming decl for the type's main variant.
25054 2008-02-26 Tom Tromey <tromey@redhat.com>
25056 * system.h (USE_MAPPED_LOCATION): Poison.
25057 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25058 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25059 (make_goto_expr_edges): Likewise.
25060 (remove_bb): Likewise.
25061 (execute_warn_function_return): Likewise.
25062 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25064 * c-common.c (fname_decl): Remove old location code.
25065 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25067 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25069 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25070 (gen_rtx_ASM_INPUT): Likewise.
25071 (gen_rtx_ASM_INPUT_loc): Likewise.
25072 (get_rtx_asm_OPERANDS): Remove.
25073 * cfglayout.c (insn_locators_alloc): Remove old location code.
25074 (set_curr_insn_source_location): Likewise.
25075 (curr_insn_locator): Likewise.
25076 * print-tree.c (print_node): Remove old location code.
25077 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25078 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25079 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25080 location_from_locus.
25081 (construct_exit_block): Remove old location code.
25082 * emit-rtl.c (force_next_line_note): Remove old location code.
25083 * profile.c (branch_prob): Remove old location code.
25084 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25085 LOC_LINE): Remove old-location variants.
25086 * langhooks.c (lhd_print_error_function): Remove old location
25088 * configure, config.in: Rebuilt.
25089 * configure.ac (--enable-mapped-location): Remove.
25090 * c-decl.c (c_init_decl_processing): Remove old location code.
25091 (finish_function): Likewise.
25092 * recog.c (decode_asm_operands): Remove old location code.
25093 * c-pch.c (c_common_read_pch): Remove old location code.
25094 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25096 * gimple-low.c (lower_function_body): Remove old location code.
25097 * toplev.c (unknown_location): Remove.
25098 (push_srcloc): Remove old-location variant.
25099 (process_options): Remove old location code.
25100 (lang_dependent_init): Likewise.
25101 * input.h (UNKNOWN_LOCATION): Move definition.
25102 (location_t): Undeprecate.
25103 (source_locus): Remove.
25104 (location_from_locus): Remove.
25105 (struct location_s): Remove.
25106 Remove all old-location code.
25107 (input_line, input_filename): Remove.
25108 * final.c (final_scan_insn): Remove old location code.
25109 * diagnostic.c (diagnostic_build_prefix): Remove
25110 USE_MAPPED_LOCATION test.
25111 * tree.h (gimple_stmt) <locus>: Now a location_t.
25112 (tree_exp) <locus>: Likewise.
25113 (DECL_IS_BUILTIN): Remove old-location variant.
25114 (annotate_with_file_line, annotate_with_locus): Likewise.
25115 (expr_locus, set_expr_locus): Update.
25116 * tree.c (build1_stat): Remove old location code.
25117 (last_annotated_node): Remove.
25118 (annotate_with_file_line): Remove old-location variant.
25119 (annotate_with_locus): Likewise.
25120 (expr_location): Remove old location code.
25121 (set_expr_location): Likewise.
25122 (expr_has_location): Likewise.
25123 (expr_locus): Likewise.
25124 (set_expr_locus): Likewise.
25125 (expr_filename): Don't use location_from_locus.
25126 (expr_lineno): Likewise.
25127 * rtl-error.c (location_for_asm): Remove old location code.
25128 * c-lex.c (cb_line_change): Remove old location code.
25129 (fe_file_change): Likewise.
25130 (cb_def_pragma): Likewise.
25131 (c_lex_with_flags): Likewise.
25132 * gengtype.c (do_typedef): Don't special-case location types.
25133 (define_location_structures): Remove.
25134 (main): Don't call define_location_structures.
25135 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25138 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25141 * builtins.def (BUILT_IN_STDARG_START): Remove.
25142 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25143 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25144 * tree-inline.c (inline_forbidden_p_1): Likewise.
25146 2008-02-26 Richard Guenther <rguenther@suse.de>
25148 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25149 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25150 (lookup_decl_from_uid): Declare.
25151 (remove_decl_from_map): Likewise.
25152 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25153 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25154 (decl_for_uid_map): New global hashtable mapping DECL_UID
25156 (init_ttree): Allocate it.
25157 (insert_decl_to_uid_decl_map): New helper function.
25158 (make_node_stat): Insert new decls into the map.
25159 (copy_node_stat): Likewise.
25160 (lookup_decl_from_uid): New function.
25161 (remove_decl_from_map): Likewise.
25162 (print_decl_for_uid_map_statistics): New helper.
25163 (dump_tree_statistics): Call it.
25165 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25166 (referenced_var_iterator): Adjust.
25167 (FOR_EACH_REFERENCED_VAR): Adjust.
25168 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25169 (num_referenced_vars): Adjust.
25170 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25171 (first_referenced_var): Remove.
25172 (end_referenced_vars_p): Likewise.
25173 (next_referenced_var): Likewise.
25174 (referenced_var_iterator_set): New helper function.
25175 * tree-dfa.c (referenced_var_lookup): Adjust.
25176 (referenced_var_check_and_insert): Likewise.
25177 (remove_referenced_var): Likewise.
25178 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25179 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25180 (verify_call_clobbering): Likewise.
25181 (verify_memory_partitions): Likewise.
25182 (init_tree_ssa): Allocate bitmap instead of hashtable for
25184 (delete_tree_ssa): Adjust.
25185 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25186 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25187 (compute_tag_properties): Likewise.
25188 (set_initial_properties): Likewise.
25189 (find_partition_for): Likewise.
25190 (update_reference_counts): Likewise.
25191 (dump_may_aliases_for): Likewise.
25192 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25193 (add_call_clobber_ops): Likewise.
25194 (add_call_read_ops): Likewise.
25195 (get_asm_expr_operands): Likewise.
25196 * tree-into-ssa.c (dump_decl_set): Likewise.
25197 (update_ssa): Likewise.
25198 * tree-sra.c (scan_function): Likewise.
25199 (decide_instantiations): Likewise.
25200 (scalarize_parms): Likewise.
25201 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25202 (dsa_named_for): Likewise.
25203 * tree-ssa-structalias.c (update_alias_info): Likewise.
25204 (merge_smts_into): Likewise.
25206 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25209 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25210 * c-opts.c (c_common_handle_option): Wall enables
25211 Wvolatile-register-var.
25212 * common.opt: Move Wvolatile-register-var to...
25215 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25217 * common.opt (Wlarger-than=): New.
25218 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25220 * opts.c (common_handle_option): Handle -Wlarger-than=.
25221 * optc-gen.awk: Likewise.
25222 * opth-gen.awk: Likewise.
25223 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25224 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25226 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25228 * c-common.c (match_case_to_enum_1): Add appropriate
25229 OPT_W* parameter to warning.
25230 (c_do_switch_warnings): Likewise.
25231 * c-typeck.c (warning_init): Add one more parameter following
25232 'warning' function.
25233 (push_init_level): Update call to warning_init.
25234 (pop_init_level): Likewise.
25235 (add_pending_init): Likewise.
25236 (output_init_element: Likewise.
25238 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25241 * toplev.c (toplev_main): If there are warnings or error, print
25242 errors for ignored options.
25243 * opts.c (ignored_options): New static variable.
25244 (postpone_unknown_option_error): New.
25245 (print_ignored_options): New.
25246 (handle_option): Postpone errors for unknown -Wno-* options.
25247 * opts.h (print_ignored_options): Declare.
25249 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25251 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25254 2008-02-25 Richard Guenther <rguenther@suse.de>
25257 2008-02-25 Richard Guenther <rguenther@suse.de>
25259 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25260 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25261 (lookup_decl_from_uid): Declare.
25262 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25263 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25264 (decl_for_uid_map): New global hashtable mapping DECL_UID
25266 (init_ttree): Allocate it.
25267 (insert_decl_to_uid_decl_map): New helper function.
25268 (make_node_stat): Insert new decls into the map.
25269 (copy_node_stat): Likewise.
25270 (lookup_decl_from_uid): New function.
25271 (print_decl_for_uid_map_statistics): New helper.
25272 (dump_tree_statistics): Call it.
25274 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25275 (referenced_var_iterator): Adjust.
25276 (FOR_EACH_REFERENCED_VAR): Adjust.
25277 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25278 (num_referenced_vars): Adjust.
25279 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25280 (first_referenced_var): Remove.
25281 (end_referenced_vars_p): Likewise.
25282 (next_referenced_var): Likewise.
25283 (referenced_var_iterator_set): New helper function.
25284 * tree-dfa.c (referenced_var_lookup): Adjust.
25285 (referenced_var_check_and_insert): Likewise.
25286 (remove_referenced_var): Likewise.
25287 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25288 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25289 (verify_call_clobbering): Likewise.
25290 (verify_memory_partitions): Likewise.
25291 (init_tree_ssa): Allocate bitmap instead of hashtable for
25293 (delete_tree_ssa): Adjust.
25294 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25295 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25296 (compute_tag_properties): Likewise.
25297 (set_initial_properties): Likewise.
25298 (find_partition_for): Likewise.
25299 (update_reference_counts): Likewise.
25300 (dump_may_aliases_for): Likewise.
25301 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25302 (add_call_clobber_ops): Likewise.
25303 (add_call_read_ops): Likewise.
25304 (get_asm_expr_operands): Likewise.
25305 * tree-into-ssa.c (dump_decl_set): Likewise.
25306 (update_ssa): Likewise.
25307 * tree-sra.c (scan_function): Likewise.
25308 (decide_instantiations): Likewise.
25309 (scalarize_parms): Likewise.
25310 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25311 (dsa_named_for): Likewise.
25312 * tree-ssa-structalias.c (update_alias_info): Likewise.
25313 (merge_smts_into): Likewise.
25315 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25318 * doc/invoke.texi (-fcx-limited-range): Document new option.
25319 * toplev.c (process_options): Handle -fcx-fortran-rules.
25320 * common.opt: Add documentation for -fcx-fortran-rules.
25322 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25325 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25326 actual behaviour and C99.
25328 2008-02-26 Ben Elliston <bje@au.ibm.com>
25330 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25331 (ASM_CPU_POWER6_SPEC): Likewise.
25332 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25333 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25334 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25336 2008-02-25 Richard Guenther <rguenther@suse.de>
25338 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25339 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25340 (lookup_decl_from_uid): Declare.
25341 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25342 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25343 (decl_for_uid_map): New global hashtable mapping DECL_UID
25345 (init_ttree): Allocate it.
25346 (insert_decl_to_uid_decl_map): New helper function.
25347 (make_node_stat): Insert new decls into the map.
25348 (copy_node_stat): Likewise.
25349 (lookup_decl_from_uid): New function.
25350 (print_decl_for_uid_map_statistics): New helper.
25351 (dump_tree_statistics): Call it.
25353 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25354 (referenced_var_iterator): Adjust.
25355 (FOR_EACH_REFERENCED_VAR): Adjust.
25356 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25357 (num_referenced_vars): Adjust.
25358 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25359 (first_referenced_var): Remove.
25360 (end_referenced_vars_p): Likewise.
25361 (next_referenced_var): Likewise.
25362 (referenced_var_iterator_set): New helper function.
25363 * tree-dfa.c (referenced_var_lookup): Adjust.
25364 (referenced_var_check_and_insert): Likewise.
25365 (remove_referenced_var): Likewise.
25366 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25367 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25368 (verify_call_clobbering): Likewise.
25369 (verify_memory_partitions): Likewise.
25370 (init_tree_ssa): Allocate bitmap instead of hashtable for
25372 (delete_tree_ssa): Adjust.
25373 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25374 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25375 (compute_tag_properties): Likewise.
25376 (set_initial_properties): Likewise.
25377 (find_partition_for): Likewise.
25378 (update_reference_counts): Likewise.
25379 (dump_may_aliases_for): Likewise.
25380 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25381 (add_call_clobber_ops): Likewise.
25382 (add_call_read_ops): Likewise.
25383 (get_asm_expr_operands): Likewise.
25384 * tree-into-ssa.c (dump_decl_set): Likewise.
25385 (update_ssa): Likewise.
25386 * tree-sra.c (scan_function): Likewise.
25387 (decide_instantiations): Likewise.
25388 (scalarize_parms): Likewise.
25389 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25390 (dsa_named_for): Likewise.
25391 * tree-ssa-structalias.c (update_alias_info): Likewise.
25392 (merge_smts_into): Likewise.
25394 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25397 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25398 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25399 * alias.h (nonoverlapping_memrefs_p): Likewise.
25401 2008-02-25 Jan Beulich <jbeulich@novell.com>
25403 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25404 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25405 __emultls_get_address, __emultls_register_common,
25406 __floatundi?f, and _Unwind_GetIPInfo.
25407 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25408 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25409 (gen_regparm_prefix): Likewise.
25410 (i386_nlm_encode_section_info): Sync with
25411 config/i386/winnt.c:i386_pe_encode_section_info().
25412 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25413 i386_nlm_mangle_decl_assembler_name): New.
25414 (netware_override_options): New.
25415 * config/i386/netware.h (netware_override_options): Declare.
25416 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25417 (i386_nlm_mangle_decl_assembler_name): Declare.
25418 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25420 2008-02-25 Ben Elliston <bje@au.ibm.com>
25423 * c-decl.c (grokdeclarator): Remove unused local variables
25424 `typedef_type' and `type_as_written'.
25426 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25427 unused local variable `has_hot_blocks'.
25428 (fix_crossing_conditional_branches): Remove unused local variable
25431 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25433 PR middle-end/19984
25434 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25435 using DEF_C99_BUILTIN.
25436 (BUILT_IN_NANF): Ditto.
25437 (BUILT_IN_NANL): Ditto.
25439 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25440 Revital Eres <eres@il.ibm.com>
25442 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25443 regarding the order of two dependent insns in the same row.
25445 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25447 * stor-layout.c (layout_decl): Do not bump the alignment of a
25448 bit-field to more than byte alignment if it is packed.
25450 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25452 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25455 2008-02-24 Diego Novillo <dnovillo@google.com>
25457 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25460 * tree-vrp.c (vrp_evaluate_conditional): With
25461 -Wtype-limits, emit a warning when comparing against a
25462 constant outside the natural range of OP0's type.
25463 * c.opt (Wtype-limits): Move ...
25464 * common.opt (Wtype-limits): ... here.
25466 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25468 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25469 * config/rs6000/e300c2c3.md: New file.
25470 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25472 (rs6000_override_options): Add e300c2 and e300c3 cases to
25473 processor_target_table. Do not allow usage of Altivec or Spe
25474 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25475 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25476 * config/rs6000/rs6000.h (processor_type): Add
25477 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25478 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25479 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25480 and ppce300c3. Include e300c2c3.md.
25482 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25484 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25485 instead of TARGET_STRICT_ALIGN.
25487 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25489 * explow.c (memory_address): Assert that the generated address is
25492 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25495 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25496 * config/darwin-ppc-ldouble-patch.def: New file.
25497 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25498 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25499 SUBTARGET_INIT_BUILTINS if defined.
25500 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25503 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25506 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25507 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25509 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25512 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25513 file" warning condtional on -Winvalid-PCH.
25515 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25517 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25519 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25523 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25524 prevent reload from using MMX registers.
25525 (*mov<mode>_internal): Ditto.
25526 (*movv2sf_internal_rex64): Ditto.
25527 (*movv2sf_internal): Ditto.
25529 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25531 PR documentation/31569
25532 * doc/install.texi2html: Use makeinfo --no-number-sections.
25534 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25536 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25537 ensure that we can address an entire entity > 8 bytes. Don't
25538 generate reg+reg addressing for such data.
25540 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25542 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25543 strings when optimizing for size, unless the target cares about
25546 2008-02-22 Tom Tromey <tromey@redhat.com>
25548 * regclass.c (current_pass): Remove declaration.
25550 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25552 * config/avr/libgcc.S (__RAMPZ__): Define.
25553 (__do_copy_data): Add for devices with 128KB code memory.
25555 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25557 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25559 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25561 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25563 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25566 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25569 * c-typeck.c (build_binary_op): Warn about floating point
25570 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25572 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25575 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25576 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25578 (rs6000_override_options): Set altivec_abi as default, not override,
25579 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25580 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25581 is used; use new member spe_abi.
25582 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25583 spe_abi and altivec_abi.
25585 2008-02-22 Tomas Bily <tbily@suse.cz>
25587 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25589 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25592 * config.build (build_file_translate): Set to `CMD //c' only if
25594 * Makefile.in (build_file_translate): Improve comment.
25596 2008-02-21 Jan Hubicka <jh@suse.cz>
25598 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25599 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25600 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25602 2008-02-21 Michael Matz <matz@suse.de>
25605 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25607 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25609 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25610 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25611 as insn constraint.
25612 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25613 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25614 SSE_VEC_FLOAT_MODE_P as insn constraint.
25615 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25616 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25617 sse4a_movntdf using MODEF mode iterator.
25618 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25619 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25620 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25621 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25622 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25623 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25624 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25626 2008-02-21 Richard Guenther <rguenther@suse.de>
25628 * tree.def (PAREN_EXPR): New tree code.
25629 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25631 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25632 * expr.c (expand_expr_real_1): Likewise.
25633 * tree-inline.c (estimate_num_insns_1): Likewise.
25634 * tree-complex.c (expand_complex_move): Likewise.
25635 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25638 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25641 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25643 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25646 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25648 * config/sh/sh.c (find_barrier): Don't go past
25649 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25651 2008-02-20 DJ Delorie <dj@redhat.com>
25653 * config/h8300/h8300.md (insv): Force source operand to be a register.
25655 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25656 as a jump, not as a plain insn.
25658 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25660 * doc/invoke.texi (Warning Options): Add new option
25661 -Wframe-larger-than=.
25662 (-Wframe-larger-than): Document.
25664 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25665 Add declarations for new option variables.
25667 * final.c (final_start_function): Check the frame size
25668 before emission and issue a Wframe-larger-than warning.
25670 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25671 Add definitions for new option variables.
25672 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25674 * common.opt (Wframe-larger-than=): New option.
25676 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25678 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25679 (<sse>_div<mode>3): Ditto.
25680 (<sse>_vmdiv<mode>3): Ditto.
25681 (<sse>_vmsqrt<mode>2): Ditto.
25682 (*smax<mode>3): Ditto.
25683 (sse5_frcz<mode>2): Ditto.
25684 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25685 as insn constraint.
25687 2008-02-20 Richard Guenther <rguenther@suse.de>
25689 PR middle-end/35265
25690 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25691 be happy with INTEGRAL_TYPE_P.
25693 2008-02-20 Richard Guenther <rguenther@suse.de>
25695 * fold-const.c (split_tree): Associate floatig-point expressions
25696 if flag_associative_math is set.
25698 2008-02-20 Richard Guenther <rguenther@suse.de>
25700 * tree.h (fold_real_zero_addition_p): Declare.
25701 * fold-const.c (fold_real_zero_addition_p): Export.
25702 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25703 floating-point operations with zero and one.
25705 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25707 * doc/install.texi: Correct references to CFLAGS, replacing them
25708 with BOOT_CFLAGS. Document flags used during bootstrap for
25711 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25713 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25714 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25715 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25717 (smin<mode>3): Ditto from similar patterns.
25718 (smax<mode>3): Ditto.
25719 (*ieee_smin<mode>3): Ditto.
25720 (*ieee_smax<mode>3): Ditto.
25721 * config/i386/sse.md (sse): New mode attribute.
25722 (mov<mode>): Macroize expander from movv4sf and movv2df using
25723 SSEMODEF2P mode iterator.
25724 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25725 SSE_VEC_FLOAT_MODE_P as insn constraint.
25726 (storent<mode>): Ditto.
25727 (storent<mode>): Macroize expander from storentsf and storentdf using
25728 MODEF mode iterator.
25729 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25730 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25731 (abs<mode>2): Ditto from similar patterns.
25732 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25733 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25734 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25735 (<sse>_vmsqrt<mode>2): Ditto.
25736 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25737 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25738 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25739 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25740 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25741 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25742 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25744 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25745 iterator and SSE_FLOAT_MODE_P as insn constraint.
25746 (<sse>_ucomi): Ditto from similar patterns.
25747 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25748 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25749 SSE_VEC_FLOAT_MODE_P as insn constraint.
25750 (vcond<mode>): Ditto from similar patterns.
25751 (and<mode>3, *and<mode>3): Ditto.
25752 (<sse>_nand<mode>3): Ditto.
25753 (ior<mode>3, *ior<mode>3): Ditto.
25754 (xor<mode>3, *xor<mode>3): Ditto.
25755 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25756 iterator and SSE_FLOAT_MODE_P as insn constraint.
25757 (*nand<mode>3): Ditto from similar patterns.
25758 (*ior<mode>3): Ditto.
25759 (*xor<mode>3): Ditto.
25761 2008-02-20 Ira Rosen <irar@il.ibm.com>
25763 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25764 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25765 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25767 2008-02-19 Jan Hubicka <jh@suse.cz>
25769 * predict.c (tree_bb_level_predictions): Remove variable next
25770 mistakely introduced by previous commit.
25772 2008-02-19 Jan Hubicka <jh@suse.cz>
25774 * predict.c (predict_paths_leading_to): Rewrite.
25775 (predict_paths_for_bb): New.
25776 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25778 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25781 * Makefile.in (build_file_translate): New.
25782 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25783 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25784 * configure.ac (build_file_translate): Substitute it.
25785 * configure: Regenerate.
25787 2008-02-19 Jan Hubicka <jh@suse.cz>
25789 PR rtl-optimization/34408
25790 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25793 2008-02-19 Jan Hubicka <jh@suse.cz>
25795 PR middle-end/28779
25796 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25799 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25802 * config/i386/i386-modes.def: Revert the last DI alignment
25803 change until Ada people can look into it.
25805 2008-02-19 Nick Clifton <nickc@redhat.com>
25807 * opts.c (print_specific_help): Fix typo in --help text.
25809 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25812 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25813 32-bit inline asm without asm alternatives for host GCC < 3.0.
25815 2008-02-19 Richard Guenther <rguenther@suse.de>
25817 PR tree-optimization/34989
25818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25819 Allow propagation to INDIRECT_REF if we can simplify only.
25821 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25823 * c-common.c (warn_for_collisions_1): Use appropriate option when
25826 2008-02-19 Nick Clifton <nickc@redhat.com>
25829 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25830 (handle_options): Fix indentation.
25831 (print_filtered_help): If no language-specific options were
25832 displayed tell the user how to list all the options supported by
25833 the language's front-end.
25834 (print_specific_help): Fix indentation and remove duplicate line.
25835 (common_handle_option): Handle the -v option.
25836 For --help enable the display of undocumented options if the -v
25837 switch has been included on the command line.
25838 For --help= check for overlaps in the arguments between the option
25839 classes and the language names and issue a warning when they
25840 cannot be disambiguated.
25841 * c.opt (v): Pass on to the common option handler.
25843 2008-02-19 Revital Eres <eres@il.ibm.com>
25845 * modulo-sched.c (sms_schedule): Change dump message when
25846 create_ddg function fails.
25847 (try_scheduling_node_in_cycle): Rename row to cycle.
25848 (print_partial_schedule): Rename CYCLE to ROW.
25850 2008-02-19 Christian Bruel <christian.bruel@st.com>
25851 Zdenek Dvorak <ook@ucw.cz>
25853 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25855 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25858 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25859 (*x86_movdicc_0_m1_se): Ditto.
25861 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25863 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25864 (CMPtype): Define as __gcc_CMPtype.
25865 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25866 (CMPtype): Define as __gcc_CMPtype.
25868 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25870 Support valgrind 3.3 for --enable-checking=valgrind.
25871 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25873 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25874 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25875 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25876 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25877 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25878 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25879 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25881 * ggc-zone.c: Similar.
25882 * ggc-page.c: Similar.
25884 2008-02-19 Paul Brook <paul@codesourcery.com>
25887 * config/arm/ieee754-df.S: Fix do_it typo.
25888 * config/arm/ieee754-sf.S: Fix do_it typo.
25890 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25893 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25894 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25895 (OPTION_MASK_ISA_SSE_SET): Likewise.
25896 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25897 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25898 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25899 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25900 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25901 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25902 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25903 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25904 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25905 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25906 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25907 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25908 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25909 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25910 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25911 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25912 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25913 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25914 (OPTION_MASK_ISA_SSE4): Removed.
25915 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25916 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25917 (override_options): Don't turn on implied SSE/MMX bits in
25920 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25922 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25925 2008-02-18 Joey Ye <joey.ye@intel.com>
25927 PR middle-end/34921
25928 * tree-nested.c (insert_field_into_struct): Set type alignment
25929 to field alignment if the former is less than the latter.
25931 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25933 * BASE-VER: Set to 4.4.0.
25935 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25937 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25938 * doc/cfg.texi: Likewise.
25939 * doc/extend.texi: Likewise.
25940 * doc/gty.texi: Likewise.
25941 * doc/invoke.texi: Likewise.
25942 * doc/loop.texi: Likewise.
25943 * doc/md.texi: Likewise.
25944 * doc/passes.texi: Likewise.
25945 * doc/rtl.texi: Likewise.
25946 * doc/sourcebuild.texi: Likewise.
25947 * doc/tm.texi: Likewise.
25948 * doc/tree-ssa.texi: Likewise.
25950 2008-02-17 Richard Guenther <rguenther@suse.de>
25952 PR middle-end/35227
25953 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25954 without default definition.
25956 2008-02-17 Richard Guenther <rguenther@suse.de>
25958 PR tree-optimization/35231
25959 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25962 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25965 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25966 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25967 libgcc_cmp_return mode.
25969 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25972 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25974 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25976 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25979 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25981 * doc/c-tree.texi: Use `@.' where appropriate.
25982 * doc/extend.texi: Likewise.
25983 * doc/install.texi: Likewise.
25984 * doc/invoke.texi: Likewise.
25985 * doc/loop.texi: Likewise.
25986 * doc/makefile.texi: Likewise.
25987 * doc/md.texi: Likewise.
25988 * doc/passes.texi: Likewise.
25989 * doc/standards.texi: Likewise.
25990 * doc/tm.texi: Likewise.
25992 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25994 PR middle-end/35196
25995 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25997 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25998 rather than in entry_bb.
26000 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26002 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26003 libgcc_cmp_return mode.
26005 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26007 PR middle-end/35130
26008 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26009 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26011 2008-02-15 Richard Guenther <rguenther@suse.de>
26012 Zdenek Dvorak <ook@ucw.cz>
26014 PR tree-optimization/35164
26015 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26016 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26017 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26018 Only propagate addresses which do not have abnormal SSA_NAMEs
26021 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26024 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26026 2008-02-15 Jan Hubicka <jh@suse.cz>
26028 PR middle-end/35149
26029 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26031 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26033 PR middle-end/34621
26034 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26035 when calculating alignment_pad.
26037 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26039 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26040 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26041 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26042 and STACK_BOUNDARY define.
26044 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26046 PR preprocessor/35061
26047 * c-pragma.c (handle_pragma_pop_macro): Check that
26048 pushed_macro_table has been allocated.
26050 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26052 PR middle-end/35136
26053 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26054 (force_gimple_operand): Likewise.
26055 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26056 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26057 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26058 (find_interesting_uses_address): Check addressability and alignment
26059 of the base expression only after substituting bases of IVs into it.
26061 2008-02-14 Michael Matz <matz@suse.de>
26064 * function.c (instantiate_virtual_regs_in_insn): Reload address
26065 before falling back to reloading the whole operand.
26067 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26069 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26070 before the first section switch note.
26072 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26074 * doc/bugreport.texi: Update copyright years.
26075 * doc/c-tree.texi: Likewise.
26076 * doc/cfg.texi: Likewise.
26077 * doc/cpp.texi: Likewise.
26078 * doc/cppinternals.texi: Likewise.
26079 * doc/fragments.texi: Likewise.
26080 * doc/frontends.texi: Likewise.
26081 * doc/gcc.texi: Likewise.
26082 * doc/gty.texi: Likewise.
26083 * doc/hostconfig.texi: Likewise.
26084 * doc/implement-c.texi: Likewise.
26085 * doc/libgcc.texi: Likewise.
26086 * doc/loop.texi: Likewise.
26087 * doc/makefile.texi: Likewise.
26088 * doc/options.texi: Likewise.
26089 * doc/passes.texi: Likewise.
26090 * doc/rtl.texi: Likewise.
26091 * doc/sourcebuild.texi: Likewise.
26092 * doc/standards.texi: Likewise.
26093 * doc/tree-ssa.texi: Likewise.
26094 * doc/trouble.texi: Likewise.
26096 * doc/extend.texi: Use @: or add comma where appropriate.
26097 * doc/invoke.texi: Likewise.
26098 * doc/tm.texi: Likewise.
26100 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26103 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26106 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26108 * doc/md.texi (clz, ctz): Add reference.
26109 * doc/rtl.texi (clz, ctz): Likewise.
26111 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26114 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26117 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26119 * config/s390/s390.c (struct constant_pool): New field
26120 emit_pool_after added.
26121 (s390_mainpool_start): Set the emit_pool_after flag according
26122 to the section switch notes.
26123 (s390_mainpool_finish): Consider emit_pool_after when emitting
26124 the literal pool at the end of the function.
26125 (s390_chunkify_start): Force literal pool splits at section
26128 2008-02-13 Michael Matz <matz@suse.de>
26131 * var-tracking.c (clobber_variable_part): Correctly traverse the
26134 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26137 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26138 Add -fdump-ipa-inline.
26139 * tree-dump.c (dump_files): Remove tree-inlined dump.
26140 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26142 2008-02-12 Richard Guenther <rguenther@suse.de>
26144 PR tree-optimization/35171
26145 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26148 2008-02-12 Richard Guenther <rguenther@suse.de>
26150 PR middle-end/35163
26151 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26152 value-preserving mode. Disallow final truncation.
26154 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26156 PR middle-end/35136
26157 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26158 code from here to...
26159 (force_gimple_operand): ...here.
26161 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26164 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26165 non-compatible pointers.
26166 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26167 different FIELD_DECLs, try harder by comparing field offsets, sizes
26170 PR inline-asm/35160
26171 * function.c (match_asm_constraints_1): Don't replace the same input
26174 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26176 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26177 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26178 (expand_epilogue): Restore RAMPZ register.
26179 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26181 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26183 * config/i386/cygwin.asm: (__alloca): Correct calling
26184 convention and alignment.
26185 (__chkstk): Force 8 byte stack alignment.
26187 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26188 Richard Guenther <rguenther@suse.de>
26190 PR tree-optimization/33992
26191 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26192 the zero we compare against.
26194 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26196 PR libfortran/35063
26197 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26198 to CloseHandle after unlocking to prevent accumulation of handle
26201 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26203 PR middle_end/34150
26204 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26205 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26206 and update LABEL_NUSES during and after reload.
26208 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26210 PR middle-end/34627
26211 * combine.c (simplify_if_then_else): Make sure the comparison is
26212 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26214 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26217 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26218 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26219 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26220 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26221 * tree.h (get_type_static_bounds): Likewise.
26223 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26225 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26226 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26227 Make -Wfoo language annotations match what the compiler outputs.
26229 2008-02-08 Sa Liu <saliu@de.ibm.com>
26231 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26232 intrinsics spu_convts, spu_convtu, spu_convtf.
26234 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26236 * doc/extend.texi (Function Attributes) <noinline>: Mention
26237 asm ("") as method to keep calls.
26239 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26242 * doc/options.texi (Options): Replace references to opts.sh with
26244 * opts-common.c: Likewise.
26245 * optc-gen.awk: Likewise.
26247 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26249 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26251 2008-02-07 Richard Henderson <rth@redhat.com>
26254 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26255 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26258 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26260 PR tree-optimization/35085
26261 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26262 for operand entry oe2 in addition to operand entry oe3 in order to
26263 expose more opportunities for vectorizer sum reduction.
26265 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26268 * Makefile.in (LIBS): Remove $(GMPLIBS).
26269 (cc1-dummy, cc1): Add $(GMPLIBS).
26271 2008-02-06 Jan Hubicka <jh@suse.cz>
26274 * i386.md (moddf_integer): Do not produce partial memory stalls for
26275 targets where it hurts.
26277 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26280 * optabs.c (expand_float): Do not check for decimal modes when
26281 expanding unsigned integer through signed conversion.
26283 2008-02-06 Nick Clifton <nickc@redhat.com>
26285 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26286 inside the clobber with a match_operand and duplicated operand
26287 number in the constraint.
26288 (ineqbranchsi): Delete redundant comment.
26290 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26292 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26293 builtin_define ("__USE_INIT_FINI__").
26294 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26296 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26298 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26300 PR documentation/30330
26301 * doc/invoke.texi (C++ Dialect Options)
26302 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26303 For each warning option -Wfoo that allows -Wno-foo, ensure both
26304 -Wfoo and -Wno-foo are listed in the option index. Fix index
26305 entry of -Wswitch-default, index -Wnormalized= including the
26306 `=', and -Wlarger-than-@var{len} including @var{len}.
26308 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26310 * config/i386/i386.md (floatunssisf2): Use
26311 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26312 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26313 Macroize expander using MODEF mode iterator.
26315 2008-02-05 Diego Novillo <dnovillo@google.com>
26317 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26320 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26322 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26325 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26327 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26330 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26331 to indicate if a message should be generated.
26332 (init_cumulative_args): Updated.
26333 (function_value_32): Likewise.
26335 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26337 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26339 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26342 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26343 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26345 2008-02-04 Diego Novillo <dnovillo@google.com>
26347 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26350 * tree-vrp.c (vrp_evaluate_conditional): With
26351 -Wtype-limits, emit a warning when comparing against a
26352 constant outside the natural range of OP0's type.
26354 2008-02-04 Richard Guenther <rguenther@suse.de>
26356 PR middle-end/33631
26357 * expr.c (count_type_elements): Give for unions instead of
26360 2008-02-04 Richard Guenther <rguenther@suse.de>
26362 PR middle-end/35043
26363 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26364 to TYPE_DOMAINs base type instead of using bitsizetype here.
26366 2008-02-03 Jason Merrill <jason@redhat.com>
26368 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26370 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26373 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26374 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26375 (RS/6000 and PowerPC Options): Fix typos and markup.
26376 * doc/passes.texi (Tree-SSA passes): Likewise.
26378 2008-02-02 Michael Matz <matz@suse.de>
26381 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26382 from record_last_reg_set_info.
26383 (record_last_reg_set_info): Take an RTX argument, iterate over all
26384 constituent hardregs.
26385 (record_last_set_info, record_opr_changes): Change calls to
26386 new signature or to record_last_reg_set_info_regno.
26388 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26390 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26392 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26394 PR rtl-optimization/34773
26395 * reg-notes.def (EQUAL): Mention significance of combination of
26396 REG_EQUAL and REG_RETVAL.
26397 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26398 insn that has a REG_RETVAL.
26400 2008-02-01 Roger Sayle <roger@eyesopen.com>
26403 * configure.ac (--enable-fixed-point): Disable unless explicitly
26405 * configure: Regenerate.
26407 2008-02-01 Richard Guenther <rguenther@suse.de>
26410 * invoke.texi (-finline-limit): Remove no longer true parts
26411 of the documentation. Note that there is no default value.
26413 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26414 Mark Mitchell <mark@codesourcery.com>
26415 Ben Elliston <bje@au.ibm.com>
26418 * doc/extend.texi (Other Builtins): Document.
26420 2008-01-31 Tom Browder <tom.browder@gmail.com>
26422 * doc/c-tree.texi (Types): Fix grammar.
26423 (Expression trees): Ditto.
26424 * doc/passes.texi (Tree-SSA passes): Ditto.
26426 * doc/configterms.texi (Configure Terms): Fix typo.
26427 * doc/cpp.texi (Common Predefined Macros): Ditto.
26428 * doc/md.texi (Machine Constraints): Ditto.
26430 * doc/makefile.texi (Makefile): Add comma.
26432 2008-01-31 Tom Browder <tom.browder@gmail.com>
26433 Gerald Pfeifer <gerald@pfeifer.com>
26435 * doc/sourcebuild.texi (Front End): Remove references to CVS
26436 and CVSROOT/modules.
26437 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26438 (Back End): Remove reference to CVS.
26440 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26443 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26445 (mips16_gp_pseudo_reg): ...here.
26446 * config/mips/mips.md (load_const_gp): Replace with...
26447 (load_const_gp_<mode>): ...this :P-based insn.
26449 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26451 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26452 options. Minor fixes.
26453 (-std): Move reference to standards closer to where language
26454 standards are first mentioned.
26456 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26458 PR rtl-optimization/34995
26459 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26460 parameter and return a bool. If the rtx parameter is nonnull,
26461 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26462 (find_reloads): Update call accordingly. Pass the new operand
26463 if it needed no address reloads, otherwise pass null.
26465 2008-01-30 Richard Henderson <rth@redhat.com>
26468 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26469 for unbounded arrays.
26471 2008-01-30 Silvius Rus <rus@google.com>
26473 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26475 2008-01-30 Jan Hubicka <jh@suse.cz>
26478 * i386.c (init_cumulative_args): Use real function declaration when
26481 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26483 PR rtl-optimization/34998
26484 * global.c (build_insn_chain): Treat non-subreg_lowpart
26485 SUBREGs of pseudos as clobbering all the words covered by the
26486 SUBREG, not just all the bytes.
26487 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26488 original df_ref rather than an extract parameter.
26489 (global_conflicts): Update call accordingly.
26491 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26493 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26494 the overflow check to make it easier to read.
26495 (__fixtfdi): Change the type of the ll member in union
26496 long_double to UDItype_x.
26498 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26500 PR middle-end/34969
26501 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26502 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26503 * tree-inline.c (fold_marked_statements): Call
26504 cgraph_update_edges_for_call_stmt if folding a call statement.
26505 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26506 debug_generic_stmt calls, reset it back afterwards.
26509 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26511 * c-typeck.c (build_external_ref): Don't pedwarn about
26512 static vars in current function's scope.
26514 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26516 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26518 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26521 * ipa-struct-reorg.c: Fix spelling.
26522 * params.def: Ditto.
26524 2008-01-29 Richard Guenther <rguenther@suse.de>
26526 PR middle-end/35006
26527 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26529 * tree-inline.c (remap_type): Increment remapping_type_depth
26530 around remapping types.
26531 (copy_body_r): Only add referenced variables if they are referenced
26532 from code, not types.
26534 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26545 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26546 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26548 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26551 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26552 pointer for tiny stack.
26554 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26556 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26558 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26560 * config/vx-common.h: Fix typo in comment.
26562 2008-01-28 Ian Lance Taylor <iant@google.com>
26566 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26567 coalesce pointers if they have different DECL_NO_TBAA_P values.
26568 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26569 between variables with different DECL_NO_TBAA_P values.
26571 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26574 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26575 are not legitimate small data references on SPE targets.
26577 2008-01-28 David Daney <ddaney@avtrex.com>
26579 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26581 2008-01-28 David Daney <ddaney@avtrex.com>
26583 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26585 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26587 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26588 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26589 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26590 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26591 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26592 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26593 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26594 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26596 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26598 * basic-block.h (condjump_equiv_p): Fix comment.
26600 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26602 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26603 print_generic_stmt_indented): Fix comment.
26605 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26607 * configure.ac (__stack_chk_fail): Add detecion for availability
26608 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26609 * configure: Regenerate.
26611 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26613 PR middle-end/34688
26614 * final.c (output_addr_const): Handle TRUNCATE.
26616 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26619 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26620 (zero_cost, infinite_cost): New constants.
26621 (struct cost_pair): Change type of cost to comp_cost.
26622 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26623 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26625 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26626 split_address_cost, ptr_difference_cost, difference_cost,
26627 get_computation_cost_at, get_computation_cost,
26628 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26629 determine_use_iv_cost_condition, determine_use_iv_costs,
26630 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26631 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26632 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26633 Change type of cost to comp_cost.
26634 (determine_iv_cost): Increase cost of non-original ivs, instead
26635 of decreasing the cost of original ones.
26636 (get_address_cost): Indicate the complexity of the addressing mode
26638 (try_add_cand_for): Prefer using ivs not specific to some object.
26639 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26641 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26642 Janis Johnson <janis187@us.ibm.com>
26645 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26646 (TARGET_INSTANTIATE_DECLS): Likewise.
26647 * target.h (expand_to_rtl_hook): New target hook.
26648 (instantiate_decls): Likewise.
26649 * function.c (instantiate_decl): Make non-static. Rename to...
26650 (instantiate_decl_rtl): ... this.
26651 (instantiate_expr): Use instantiate_decl_rtl.
26652 (instantiate_decls_1): Likewise.
26653 (instantiate_decls): Likewise.
26654 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26655 * function.h (instantiate_decl_rtl): Add prototype.
26656 * cfgexpand.c (target.h): New include.
26657 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26658 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26659 (TARGET_INSTANTIATE_DECLS): Likewise.
26660 (TARGET_INITIALIZER): New target hooks added.
26661 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26663 * config/rs6000/rs6000.c (tree-flow.h): New include.
26664 (machine_function): Add sdmode_stack_slot field.
26665 (rs6000_alloc_sdmode_stack_slot): New function.
26666 (rs6000_instantiate_decls): Likewise.
26667 (rs6000_secondary_memory_needed_rtx): Likewise.
26668 (rs6000_check_sdmode): Likewise.
26669 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26670 (TARGET_INSTANTIATE_DECLS): Likewise.
26671 (rs6000_hard_regno_mode_ok): Allow SDmode.
26672 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26673 (rs6000_emit_move): Handle SDmode.
26674 (function_arg_advance): Likewise.
26675 (function_arg): Likewise.
26676 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26677 SDmode var args for 32-bit compiles.
26678 (rs6000_secondary_reload_class): Handle SDmode.
26679 (rs6000_output_function_epilogue): Likewise.
26680 (rs6000_function_value): Simplify if statement.
26681 (rs6000_libcall_value): Likewise.
26682 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26683 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26684 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26685 (movsd_hardfloat): New define_insn.
26686 (movsd_softfloat): Likewise.
26687 (movsd_store): Likewise.
26688 (movsd_load): Likewise.
26689 (extendsddd2): Likewise.
26690 (extendsdtd2): Likewise.
26691 (truncddsd2): Likewise.
26692 (movdd_hardfloat64): Fixup comment.
26693 (UNSPEC_MOVSD_LOAD): New constant.
26694 (UNSPEC_MOVSD_STORE): Likewise.
26696 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26699 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26701 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26702 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26703 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26704 and TRUTH_XOR_EXPR.
26706 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26709 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26710 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26711 __LONGDOUBLE128 too.
26712 * config/rs6000/aix61.h: New file.
26714 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26716 PR rtl-optimization/34959
26717 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26718 popcount and parity rtxes the same mode as their operand.
26719 Truncate or extend the result to the return value's mode
26722 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26725 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26726 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26727 to GOT_VERSION_REGNUM.
26728 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26729 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26730 * config/mips/mips.c (mips_emit_call_insn): New function.
26731 (mips_call_tls_get_addr): Call mips_expand_call directly.
26732 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26734 (mips16_build_call_stub): Likewise. Return the call insn or null.
26735 (mips_expand_call): Update the call to mips16_build_call_stub
26736 accordingly and a remove redundant condition. Assert that MIPS16
26737 stubs do not use lazy binding. Use mips_emit_call_insn and return
26739 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26741 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26742 (mips_avoid_hazard): Remove hazard_set handling.
26743 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26744 (UNSPEC_RESTORE_GP): ...this.
26745 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26746 (FAKE_CALL_REGNO): Rename to...
26747 (GOT_VERSION_REGNUM): ...this.
26748 (type): Add "ghost" value. Add an associated insn reservation.
26749 (hazard_set): Remove.
26750 (exception_receiver): Rename to...
26751 (restore_gp): ...this and update the unspec identifier accordingly.
26752 (exception_receiver, nonlocal_got_receiver): New expanders.
26753 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26754 FAKE_CALL_REGNO. Remove hazard_set attribute.
26755 (set_got_version, update_got_version): New patterns.
26757 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26760 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26762 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26765 * doc/install.texi2html: Generate gcc-vers.texi.
26767 2008-01-25 DJ Delorie <dj@redhat.com>
26769 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26771 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26773 * config/c4x: Remove directory.
26774 * config.gcc (crx-*, mt-*): Mark obsolete.
26775 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26776 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26777 sh-*-rtemscoff*): Remove cases.
26778 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26779 * real.c (encode_c4x_single, decode_c4x_single,
26780 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26781 c4x_extended_format): Remove.
26782 * real.h (c4x_single_format, c4x_extended_format): Remove.
26783 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26785 (Pragmas): Remove comment about c4x pragmas.
26786 * doc/install.texi (c4x): Remove target-specific instructions.
26787 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26788 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26789 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26790 refer to C4x source files as examples.
26791 (C4X_FLOAT_FORMAT): Remove documentation.
26793 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26795 * config/bfin/bfin.c (override_options): Reorder tests so that
26796 flag_pic gets enabled for -msep-data.
26798 2008-01-25 Richard Guenther <rguenther@suse.de>
26800 PR middle-end/32244
26801 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26802 to its bitfield precision if required.
26804 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26806 PR middle-end/33880
26807 * tree-nested.c (walk_omp_for): New function.
26808 (convert_nonlocal_reference, convert_local_reference): Call
26809 walk_omp_for on OMP_FOR.
26810 (convert_call_expr): Call walk_body on OMP_FOR's
26811 OMP_FOR_PRE_INIT_BODY.
26813 2008-01-25 Richard Guenther <rguenther@suse.de>
26815 PR tree-optimization/34966
26816 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26817 default defs and PHI_NODEs we have to insert after the
26818 defining statement.
26820 2008-01-24 Nick Clifton <nickc@redhat.com>
26822 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26823 Provide a default definition.
26824 (LIBGCC2_UNITS_PER_WORD): Likewise.
26826 * config/stormy16/stormy16.c: Include df.h for the prototype
26827 for df_regs_ever_live_p.
26828 (xstormy16_expand_builtin_va_start): Convert the stack offset
26829 into a component_ref and then use POINTER_PLUS_EXPR to add it
26830 to the incoming_virtual_args_rtx.
26831 (xstormy16_gimplify_va_arg_expr): Rename to
26832 xstormy16_gimplify_va_arg_expr.
26833 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26834 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26835 xstormy16_gimplify_va_arg_expr.
26836 Fix up some formatting issues.
26838 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26839 Move to predicates.md.
26840 (xs_hi_general_operand): Likewise.
26841 (xs_hi_nonmemory_operand): Likewise.
26842 * config/stormy16/predicates.md:
26843 (xstormy16_carry_plus_operand): New predicate.
26844 (xs_hi_general_operand): New predicate.
26845 (xs_hi_nonmemory_operand): New predicate.
26846 * config/stormy16/stormy16-protos.h:
26847 (xstormy16_carry_plus_operand): Delete prototype.
26848 (xs_hi_general_operand): Likewise.
26849 (xs_hi_nonmemory_operand): Likewise.
26851 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26852 modifiers as they are no longer needed and they can trigger
26853 reload spill failures.
26855 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26856 with a match_operand in order to help reload.
26858 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26859 constraint with 'e' for the 8th alternative as this version of
26860 the mov.w instruction only accepts the lower 8 registers.
26862 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26865 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26866 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26869 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26871 PR middle-end/33333
26872 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26874 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26876 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26878 (remove_structure): Update allocations list before removing structure.
26880 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26882 * ipa-struct-reorg.c (is_safe_cond_expr,
26883 create_new_stmts_for_cond_expr): Use integer_zerop function,
26884 that recognize not only zero-pointer, but zero-integer too.
26886 2008-01-25 Ben Elliston <bje@au.ibm.com>
26889 * fixproto: Escape "." in sed expression that strips leading "./".
26891 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26894 * gcc.c (SWITCH_OK): Removed.
26895 (SWITCH_LIVE): Changed to bit.
26896 (SWITCH_FALSE): Likewise.
26897 (SWITCH_IGNORE): Likewise.
26898 (switchstr): Change live_cond to unsigned int.
26899 (process_command): Replace SWITCH_OK with 0.
26900 (do_self_spec): Likewise.
26901 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26902 (give_switch): Likewise.
26903 (used_arg): Likewise.
26904 (do_spec_1): Set the SWITCH_IGNORE bit.
26905 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26906 bits. Set the SWITCH_LIVE bit.
26908 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26910 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26912 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26914 PR tree-optimization/34472
26915 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26916 parameter to a "bool *" and set *DATA to false if there is
26917 an unsafe access. Do not delete the structure here.
26918 (check_cond_exprs): Delete it here instead.
26919 (check_cond_exprs, exclude_cold_structs): Do not increase
26920 I when removing a structure.
26922 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26925 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26926 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26928 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26930 PR middle-end/34934
26931 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26932 a fixed vector for stack.
26934 2008-01-24 Ben Elliston <bje@au.ibm.com>
26937 * doc/gcc.texi (Software development): Add a direntry for g++.
26939 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26941 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26942 stale and straggling -fforce-addr comments above.
26944 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26946 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26947 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26949 2008-01-23 Michael Matz <matz@suse.de>
26952 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26955 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26957 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26958 malloc result type.
26960 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26962 * config/avr/avr.c (avr_current_arch): New variable.
26963 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26964 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26965 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26966 (avr_override_options): Init 'avr_current_arch'.
26967 (base_arch_s): Move from here...
26968 * config/avr/avr.h (base_arch_s): ... here. Add new members
26969 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26970 'mega' to 'have_jmp_call'.
26971 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26972 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26974 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26976 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26977 MULTILIB_MATCHES): Ditto.
26979 2008-01-23 Richard Guenther <rguenther@suse.de>
26981 PR middle-end/31529
26982 * cgraphunit.c (cgraph_reset_node): Always mark the node
26983 not reachable if it is not queued already.
26985 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26987 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26988 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26989 (cputype_selected): New static variable.
26990 (bfin_handle_option): Set it if -mcpu is used.
26991 (override_option): Select default set of workarounds if no cpu type
26992 selected on the command line.
26993 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26995 From Michael Frysinger <michael.frysinger@analog.com>
26996 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26997 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26999 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27000 for bf547, bf523, bf524, and bf526.
27001 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27003 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27004 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27005 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27006 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27007 * doc/invoke.texi (Blackfin Options): Document that
27008 -mcpu now accept bf547, bf523, bf524, and bf526.
27010 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27012 PR rtl-optimization/34628
27013 * combine.c (try_combine): Stop and undo after the first combination
27014 if an autoincrement side-effect on the first insn has effectively
27017 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27020 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27021 Offset addresses are not valid for Altivec or paired float modes.
27023 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27026 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27027 if DECL_INITIAL (decl) is error_mark_node.
27030 * c-common.c (handle_vector_size_attribute): Only allow
27031 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27032 the same way as pointer, array etc. types.
27033 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27036 * tree.c (build_type_attribute_qual_variant): Call
27037 build_qualified_type if attributes are equal, but quals are not.
27039 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27042 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27043 * flags.h (warn_strict_aliasing): Remove.
27044 (warn_strict_overflow): Remove.
27045 * opts.c (warn_strict_aliasing): Remove.
27046 (warn_strict_overflow): Remove.
27047 * c-opts.c (c_common_handle_option): -Wall only sets
27048 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27049 (c_common_post_options): Give default values to -Wstrict-aliasing
27050 and -Wstrict-overflow if they are uninitialized.
27051 * common.opt (Wstrict-aliasing): Specify Var and Init.
27052 (Wstrict-overflow): Likewise.
27054 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27056 PR rtl-optimization/26854
27057 PR rtl-optimization/34400
27058 PR rtl-optimization/34884
27059 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27061 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27062 (df_rd_bb_info.expanded_lr_out): Deleted
27063 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27064 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27065 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27066 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27067 Removed code to allocate, initialize or free expanded_lr_out.
27068 (df_rd_bb_local_compute_process_def): Restructured to make more
27070 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27071 sets if the sets are being trimmed.
27073 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27076 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27077 (as_vers): Likewise.
27078 * configure: Regenerated.
27080 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27082 PR middle-end/33092
27083 * tree-pass.h (pass_build_alias): New pass.
27084 * tree-ssa-alias.c (gate_build_alias): New.
27085 (pass_build_alias): New.
27086 * passes.c (init_optimization_passes): Add pass_build_alias after
27087 pass_create_structure_vars.
27089 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27091 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27092 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27093 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27094 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27095 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27096 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27097 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27098 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27099 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27100 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27101 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27102 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27103 * config/s390/s390.md (FP_ALL): New mode iterator.
27104 (_d): New mode attribute.
27105 ("*signbit<mode>2>"): Changed mode of first operand.
27106 ("isinf<mode>2"): Changed mode of first operand.
27107 ("*TDC_insn"): Adaptation for DFP modes.
27109 2008-01-22 Ben Elliston <bje@au.ibm.com>
27111 * tree.c (check_qualified_type): Improve function description.
27113 2008-01-21 Jason Merrill <jason@redhat.com>
27116 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27117 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27120 2008-01-21 DJ Delorie <dj@redhat.com>
27122 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27125 2008-01-21 Richard Guenther <rguenther@suse.de>
27127 PR middle-end/34856
27128 * tree-cfg.c (verify_expr): Allow all invariant expressions
27129 instead of just constant class ones as reference argument.
27130 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27131 like any other constant.
27132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27134 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27136 * regmove.c (fixup_match_1): Update call crossed frequencies.
27138 2008-01-21 Richard Guenther <rguenther@suse.de>
27141 * tree-inline.c (setup_one_parameter): Deal with mismatched
27142 types using a VIEW_CONVERT_EXPR.
27144 2008-01-21 Alon Dayan <alond@il.ibm.com>
27145 Olga Golovanevsky <olga@il.ibm.com>
27147 PR tree-optimization/34701
27148 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27149 when the structure size is not a power of 2.
27151 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27153 * doc/install.texi: Add doc for --enable-checking=df.
27155 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27157 PR rtl-optimization/34808
27158 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27160 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27162 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27165 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27167 PR rtl-optimization/26854
27168 PR rtl-optimization/34400
27169 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27171 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27172 (df_rd_bb_info.expanded_lr_out): New.
27173 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27174 * loop_iv.c (iv_analysis_loop_init): Ditto.
27175 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27176 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27177 Added code to allocate, initialize or free expanded_lr_out.
27178 (df_rd_bb_local_compute_process_def): Restructured to make
27179 more understandable.
27180 (df_rd_confluence_n): Add code to do nothing with fake edges and
27181 code to no apply invalidate_by_call sets if the sets are being trimmed.
27182 (df_lr_local_finalize): Renamed to df_lr_finalize.
27183 (df_live_local_finalize): Renamed to df_live_finalize.
27185 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27188 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27189 deciding whether to use reciprocal instructions.
27191 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27193 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27194 dwarf2out_note_section_used if cold_text_section is NULL.
27196 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27198 PR gcov-profile/34610
27199 * tree-cfg.c (make_edges): Mark both outgoing edges from
27200 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27201 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27202 from OMP_FOR and OMP_CONTINUE outgoing edges.
27204 * tree-profile.c (tree_profiling): Return early if
27205 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27207 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27208 from cfun to child_cfun.
27209 * function.h (struct function): Add after_tree_profile bit.
27211 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27213 * config/avr/avr.S (_exit): Disable interrupt.
27215 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27216 Steven Bosscher <stevenb.gcc@gmail.com>
27218 PR rtl-optimization/26854
27219 PR rtl-optimization/34400
27220 * df-problems.c (df_live_scratch): New scratch bitmap.
27221 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27222 (df_live_reset): Clear the proper bitmaps.
27223 (df_live_bb_local_compute): Only process the artificial defs once
27224 since the order is not important.
27225 (df_live_init): Init the df_live sets only with the variables
27226 found live by df_lr.
27227 (df_live_transfer_function): Use the df_lr sets to prune the
27228 df_live sets as they are being computed.
27229 (df_live_free): Free df_live_scratch.
27231 2008-01-18 Ian Lance Taylor <iant@google.com>
27233 * common.opt: Add fmerge-debug-strings.
27234 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27235 flag_merge_debug_strings rather than flag_merge_constants.
27236 * doc/invoke.texi (Option Summary): Mention
27237 -fmerge-debug-strings.
27238 (Debugging Options): Document -fmerge-debug-strings.
27240 2008-01-18 Ian Lance Taylor <iant@google.com>
27243 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27244 (struct tree_function_decl): Add new field operator_new_flag.
27245 * tree-inline.c (expand_call_inline): When inlining a call to
27246 operator new, force the return value to go into a variable, and
27247 set DECL_NO_TBAA_P on that variable.
27248 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27250 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27253 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27254 DWARF2_DEBUGGING_INFO.
27255 (dwarf2out_note_section_used): Ditto. Add prototype.
27256 (have_multiple_function_sections, text_section_used,
27257 cold_text_section_used, *cold_text_sections): Move declarations
27260 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27262 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27263 field and add signal_ra.
27264 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27265 assignments to frame state pc. Move end of stack check after
27266 MD_FALLBACK_FRAME_STATE_FOR.
27267 (uw_update_context_1): Use frame state signal_regs if set, instead
27268 of checking signal_frame flag.
27269 (uw_update_context): Use frame state signal_ra if set.
27270 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27271 * config/xtensa/linux-unwind.h: New file.
27273 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27275 * modulo-sched.c (get_sched_window): Fix comment typo.
27277 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27279 PR tree-optimization/34648
27280 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27282 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27284 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27285 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27287 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27289 PR rtl-optimization/34400
27290 * df-core.c (df_worklist_dataflow_overeager,
27291 df_worklist_dataflow_doublequeue): New functions.
27292 (df_worklist_dataflow): Two different worklist solvers.
27293 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27296 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27299 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27300 and ftree-parallelize-loops.
27302 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27304 PR rtl-optimization/34826
27305 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27307 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27309 * global.c (find_reg): Mark the eh regs as used if necessary.
27310 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27311 * ra.h (struct allocno): no_eh_reg field added. Changed
27312 no_stack_reg type to bitfield.
27314 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27316 * tree.c (substitute_in_expr): Add missing 'break'.
27318 2008-01-17 Richard Guenther <rguenther@suse.de>
27320 PR tree-optimization/34825
27321 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27322 x / x as division to handle.
27324 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27326 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27327 "-pthread" is specified.
27328 * pa-hpux11.h (LIB_SPEC): Likewise.
27330 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27331 Peter Bergner <bergner@vnet.ibm.com>
27333 PR rtl-optimization/33796
27334 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27336 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27338 PR libgfortran/34699
27339 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27341 * pa-hpux10.h (LINK_SPEC): Likewise.
27342 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27344 2008-01-16 Richard Guenther <rguenther@suse.de>
27346 PR middle-end/32628
27347 * fold-const.c (fold_convert_const_int_from_int): Do not
27348 set overflow if that occured only because of a sign extension
27349 change when converting from/to a sizetype with the same
27350 precision and signedness.
27352 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27355 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27356 location address to the correct place. Update copyright year.
27358 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27360 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27361 no dependences in the dependence_relations vector.
27363 2008-01-16 Jan Hubicka <jh@suse.cz>
27365 PR rtl-optimization/31396
27366 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27367 * cfg.c (dump_reg_info): Print it.
27368 * regs.h (struct reg_info_t): add freq_calls_crossed.
27369 (REG_FREQ_CALLS_CROSSED): New macro.
27370 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27371 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27372 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27373 regmove_optimize): Update call crossed frequencies.
27374 * local-alloc.c (struct qty): Add freq_calls_crossed.
27375 (alloc_qty): Copute freq_calls_crossed.
27376 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27377 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27378 * ra.h (struct allocno): Add freq_calls_crossed.
27380 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27382 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27383 libgomp when compiling with ftree-parallelize-loops.
27384 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27386 2008-01-16 Richard Guenther <rguenther@suse.de>
27388 PR tree-optimization/34769
27389 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27390 * tree.c (int_cst_value): Instead make this function more
27391 permissive in what it accepts as valid input. Document this
27392 function always sign-extends the value.
27394 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27395 Richard Guenther <rguenther@suse.de>
27398 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27399 (gimple_fold_indirect_ref_rhs): ... this.
27400 (gimple_fold_indirect_ref): New function with foldings
27401 that preserve lvalueness.
27402 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27403 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27404 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27405 to fold an INDIRECT_REF, fall back to the old use of
27406 fold_indirect_ref_1.
27408 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27410 * tree-data-ref.c (subscript_dependence_tester_1): Call
27411 free_conflict_function.
27412 (compute_self_dependence): Same.
27414 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27417 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27418 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27420 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27421 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27422 for DWARF2_UNWIND_INFO targets.
27424 2008-01-16 Richard Guenther <rguenther@suse.de>
27427 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27428 type qualifiers for function types.
27430 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27432 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27433 loop_iterator li from previous commit.
27435 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27437 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27439 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27441 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27442 (parallelize_loops): Don't parallelize irreducible components.
27444 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27447 * c-opts (c_common_post_options): Do not enable CPP
27448 flag_pedantic_errors by default.
27450 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27452 PR rtl-optimization/31944
27453 * cse.c (remove_pseudo_from_table): New function.
27454 (merge_equiv_classes): Use above function to remove pseudo-registers.
27455 (invalidate): Likewise.
27457 2008-01-13 Richard Guenther <rguenther@suse.de>
27459 PR middle-end/34601
27460 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27461 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27463 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27465 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27466 validate_change to unshare the source of the PC set.
27468 2008-01-12 Jan Hubicka <jh@suse.cz>
27470 PR middle-end/32135
27471 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27472 references above array bounds. This might trigger bounds checks for
27473 pointers to arrays.
27475 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27477 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27478 new_replaceable_dependencies.
27480 2008-01-12 Doug Kwan <dougkwan@google.com>
27482 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27483 instead of OPT_Wreturn_type in warning due to ignored return type
27485 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27486 options included in -Wextra.
27487 * c.opt: New option -Wignored_qualifiers.
27488 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27489 -Wignore_qualifiers.
27490 (-Wignored-qualifiers): Document.
27491 (-Wreturn-type): Remove description of functionality now handled
27492 by -Wignored-qualifiers.
27494 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27497 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27498 NOP_EXPR if it is between integral types with the same precision.
27500 2008-01-12 Jan Hubicka <jh@suse.cz>
27503 * invoke.texi (max-inline-recursive-depth): Fix default value.
27505 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27507 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27510 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27512 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27514 2008-01-11 James E. Wilson <wilson@specifix.com>
27517 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27519 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27521 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27522 save/restore frame pointer register and don't use 'call-prologues'
27523 optimization in function with "OS_task" attribute.
27525 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27527 PR middle-end/31309
27528 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27529 when copying to memory.
27531 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27533 PR rtl-optimization/30905
27534 * cfgcleanup.c: Include dce.h
27535 (crossjumps_occured): New global variable.
27536 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27537 If something changed, set crossjumps_occured to true.
27538 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27539 Don't add/remove fake edges to exit here...
27540 (cleanup_cfg): ...but do it here, when crossjumping.
27541 Run a fast DCE when successful crossjumps occured in the latest
27542 iteration of try_optimize_cfg.
27544 2008-01-11 Richard Guenther <rguenther@suse.de>
27546 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27547 (struct vn_unary_op_s): Likewise.
27548 (vn_reference_insert): Free old reference on hash collision.
27550 2008-01-10 Raksit Ashok <raksit@google.com>
27552 PR rtl-optimization/27971
27553 * combine.c (find_split_point): Split PLUS expressions which are
27554 inside a MEM rtx, and whose first operand is complex.
27556 2008-01-10 DJ Delorie <dj@redhat.com>
27558 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27559 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27560 (m32c_hard_regno_ok): Call the underlying function.
27562 2008-01-10 Richard Guenther <rguenther@suse.de>
27564 PR middle-end/34683
27565 * tree-cfg.c (tree_merge_blocks): Do not go through the
27566 full-blown folding and stmt updating path if we just deal
27567 with virtual operands.
27568 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27569 test for abnormal SSA_NAMEs.
27571 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27573 PR middle-end/34641
27574 * reload.c (push_reload): Add assertions. All constants from
27575 reg_equiv_constant should have been used for replacing the respective
27577 (find_reloads_address): Invoke find_reloads_address_part for
27578 constant taken from the reg_equiv_constant array.
27580 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27582 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27583 field (valnum) the first in the struct. Replace bools with
27586 2008-01-10 Richard Guenther <rguenther@suse.de>
27588 PR tree-optimization/34651
27589 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27590 types and ordering for masking and converting.
27592 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27594 PR tree-optimization/34017
27595 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27596 also for PHI_NODE expressions.
27598 2008-01-09 Jan Hubicka <jh@suse.cz>
27600 PR tree-optimization/34708
27601 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27602 based on number of case labels.
27603 (init_inline_once): Remove switch_cost.
27604 * tree-inline.h (eni_weights_d): Remove switch_cost.
27606 2008-01-09 Richard Guenther <rguenther@suse.de>
27607 Andrew Pinski <andrew_pinski@playstation.sony.com>
27609 PR middle-end/30132
27610 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27611 temporary if an rvalue is ok or an lvalue is not required.
27613 2008-01-09 Richard Guenther <rguenther@suse.de>
27615 PR middle-end/34458
27616 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27617 adjust return type.
27619 2008-01-09 Richard Guenther <rguenther@suse.de>
27621 PR middle-end/34679
27622 * tree.c (host_integerp): Check for sizetype only if the
27623 type is an integer type.
27625 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27628 * opts.c (decode_options): Disable inlining of functions called
27629 once if not in unit-at-a-time mode.
27631 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27633 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27635 2008-01-08 Richard Guenther <rguenther@suse.de>
27637 PR middle-end/31863
27638 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27639 out early if the result will be unused.
27641 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27646 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27647 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27650 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27652 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27653 for vectorization tuned.
27655 2008-01-08 Richard Guenther <rguenther@suse.de>
27657 PR tree-optimization/34683
27658 * tree-ssa-operands.c (operand_build_cmp): Export.
27659 * tree-ssa-operands.h (operand_build_cmp): Declare.
27660 * tree-vn.c (vuses_compare): Remove.
27661 (sort_vuses): Use operand_build_cmp.
27662 (sort_vuses_heap): Likewise.
27663 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27664 to re-use old VEC if available. Do not sort already sorted VUSEs.
27665 (vdefs_to_vec): Do not sort already sorted VDEFs.
27667 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27669 PR middle-end/34694
27670 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27672 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27675 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27676 limitations of reciprocal sequences on x86 targets.
27678 2008-01-08 Richard Guenther <rguenther@suse.de>
27680 PR tree-optimization/34683
27681 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27683 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27686 * config/darwin.c (darwin_mergeable_string_section): Don't use
27687 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27689 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27692 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27693 negxf2. Macroize expander using X87MODEF mode iterator. Change
27694 predicates of op0 and op1 to register_operand.
27695 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27696 expander using X87MODEF mode iterator. Change predicates of
27697 op0 and op1 to register_operand.
27698 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27699 corresponding patterns and macroize using MODEF macro. Change
27700 predicates of op0 and op1 to register_operand and remove
27701 "m" constraint. Disparage "r" alternative with "!".
27702 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27703 macroize using X87MODEF macro. Change predicates of op0 and op1
27704 to register_operand and remove "m" constraint. Disparage "r"
27705 alternative with "!".
27706 (absneg splitter with memory operands): Remove.
27707 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27708 patterns and macroize using X87MODEF mode iterator.
27709 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27710 Change predicate of op1 to register_operand.
27711 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27712 for memory operands.
27714 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27716 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27718 2008-01-07 Richard Guenther <rguenther@suse.de>
27720 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27723 2008-01-07 Richard Guenther <rguenther@suse.de>
27725 PR tree-optimization/34683
27726 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27727 VOPs of the needed size to save memory. Use VEC_quick_push
27728 to save compile-time.
27729 (vdefs_to_vec): Likewise.
27731 2008-01-07 Sa Liu <saliu@de.ibm.com>
27733 * config/spu/spu.md (divdf3): Genetate inline code for double
27734 division. The implementation doesn't handle INF or NAN, therefore it
27735 only applies when -ffinite-math-only is given.
27737 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27740 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27741 * doc/cpp.texi ([Common Predefined Macros]): Document.
27743 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27745 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27746 order to use commutative addition instead of subtraction.
27748 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27749 Mircea Namolaru <namolaru@il.ibm.com>
27750 Vladimir Yanovsky <yanov@il.ibm.com>
27751 Revital Eres <eres@il.ibm.com>
27753 PR tree-optimization/34263
27754 * tree-outof-ssa.c (process_single_block_loop_latch,
27755 contains_tree_r): New functions.
27756 (analyze_edges_for_bb): Call process_single_block_loop_latch
27757 function to empty single-basic-block latch block if possible.
27759 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27761 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27763 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27765 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27767 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27769 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27771 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27773 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27775 PR tree-optimization/34618
27776 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27779 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27782 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27783 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27784 Update copyright year.
27786 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27787 Update copyright year.
27788 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27791 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27793 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27794 edge does not point to current bb before changing need_assert.
27796 2008-01-04 Richard Guenther <rguenther@suse.de>
27798 PR middle-end/34029
27799 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27800 for verifying purposes if they are is_gimple_min_invariant.
27802 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27804 PR tree-optimization/34448
27805 PR tree-optimization/34465
27806 * gimplify.c (gimplify_init_constructor): Add new parameter
27807 notify_temp_creation. Use it.
27808 (gimplify_modify_expr_rhs): Take volatiles into account when
27809 optimizing constructors.
27810 Do not optimize constructors if gimplify_init_constructor will dump to
27812 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27813 * gcc.c-torture/compile/pr34448.c: New.
27815 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27817 PR gcov-profile/34609
27818 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27819 return_slot if result is TREE_ADDRESSABLE.
27821 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27823 * config/mips/mips.md (sqrt_condition): Tweak comment.
27824 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27826 2008-01-03 Tom Tromey <tromey@redhat.com>
27829 * c-common.c (c_type_hash): Handle VLAs.
27831 2008-01-03 Jan Hubicka <jh@suse.cz>
27833 PR tree-optimization/31081
27834 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27835 0 when inlining and not inlining to first basic block.
27836 (remap_decl): When var is initialized to 0, don't set default_def.
27837 (expand_call_inline): Set entry_bb.
27838 * tree-inline.h (copy_body_data): Add entry_bb.
27840 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27843 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27846 PR tree-optimization/29484
27847 * tree-inline.c (inline_forbidden_p_2): New function.
27848 (inline_forbidden_p): Disallow inlining if some static var
27849 has an address of a local LABEL_DECL in its initializer.
27850 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27853 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27855 PR tree-optimization/34635
27856 * tree-data-ref.c (add_other_self_distances): Make sure that the
27857 evolution step is constant.
27859 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27861 PR middle-end/34608
27862 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27864 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27866 * tree-sra.c (scalarize_init): Insert the generate_element_init
27867 statements after the generate_element_zero statements.
27869 2008-01-02 Richard Guenther <rguenther@suse.de>
27871 PR middle-end/34093
27872 PR middle-end/31976
27873 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27874 for very large number of operands instead of ICEing.
27876 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27879 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27880 while stack probing.
27882 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27884 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27887 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27889 PR libmudflap/26442
27890 * tree-mudflap.c (mx_register_decls): Guard warning by
27891 !DECL_ARTIFICIAL check.
27893 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27895 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27896 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27897 sse5_perm<mode>): Fix constraints.