1 2008-12-08 Jakub Jelinek <jakub@redhat.com>
4 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
5 on parallel and task contexts.
7 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
9 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
11 2008-12-07 Richard Guenther <rguenther@suse.de>
13 PR tree-optimization/38405
14 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
15 not sign-extend truth values.
17 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
19 * tree-sra.c (scalarize_use): Create another temporary with the proper
20 type for signed types in the use_all && !is_output bitfield case.
22 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
24 PR rtl-optimization/36365
25 * df-core.c (df_worklist_dataflow_overeager): Remove.
26 (df_worklist_dataflow): Don't call it, use double-queue only.
27 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
29 2008-12-06 Jakub Jelinek <jakub@redhat.com>
32 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
33 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
35 2008-12-07 Ben Elliston <bje@au.ibm.com>
37 * gthr-single.h (__gthread_once): Adjust prototype to match all
38 other gthreads models.
40 2008-12-06 Jakub Jelinek <jakub@redhat.com>
42 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
43 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
46 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
47 operands to mult_type if it isn't narrower than op0's type.
49 2008-12-06 Jan Hubicka <jh@suse.cz>
50 Jakub Jelinek <jakub@redhat.com>
52 PR tree-optimization/38074
53 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
55 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
56 in both dirrection for first match heuristics.
57 (tree_bb_level_predictions): Disable noreturn heuristic when there
60 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
62 PR rtl-optimization/38272
63 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
66 2008-12-05 Jakub Jelinek <jakub@redhat.com>
69 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
70 (pp_c_expression): Likewise.
72 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
75 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
77 2008-12-05 Jakub Jelinek <jakub@redhat.com>
80 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
81 arguments to HOST_WIDE_INT. If type has different signedness
82 than unsignedp or different precision from bitsize, create
83 the right type for BIT_FIELD_REF and cast to type.
84 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
87 2008-03-05 Richard Guenther <rguenther@suse.de>
89 * fold-const.c (fold_truthop): Remove code generating
90 BIT_FIELD_REFs of structure bases.
91 (fold_binary): Likewise.
92 (make_bit_field_ref): Remove.
93 (optimize_bit_field_compare): Remove.
94 (all_ones_mask_p): Remove.
96 2008-12-05 Jakub Jelinek <jakub@redhat.com>
98 * tree-sra.c (sra_explode_bitfield_assignment): Always
99 call unsigned_type_for, if the precision is higher than
100 needed, call build_nonstandard_integer_type.
103 * function.c (assign_parm_find_stack_rtl): If promoted_mode
104 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
108 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
109 only if internal_arg_pointer is a non-virtual pseudo.
111 2008-12-05 Joseph Myers <joseph@codesourcery.com>
113 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
114 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
115 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
117 2008-12-05 Jakub Jelinek <jakub@redhat.com>
119 PR tree-optimization/37716
120 * gimplify.c (gimplify_expr): Allow COND_EXPR if
121 gimplify_ctxp->allow_rhs_cond_expr.
123 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
125 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
126 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
128 (alpha_emit_conditional_branch): Do not generate direct branch
129 for UNORDERED comparisons.
131 2008-12-05 Andreas Schwab <schwab@suse.de>
133 * config/rs6000/linux-unwind.h (frob_update_context): Check for
136 2008-12-05 Jakub Jelinek <jakub@redhat.com>
139 * fold-const.c (fold_checksum_tree): Change buf type to union
142 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
145 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
147 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
149 2008-12-05 Ben Elliston <bje@au.ibm.com>
151 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
153 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
155 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
156 Gary Funck <gary@intrepid.com>
158 * cse.c (lookup_as_function): Delete mode frobbing code.
159 (equiv_constant): Re-implement it there for SUBREGs.
161 2008-12-04 Richard Guenther <rguenther@suse.de>
164 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
165 (tree-ssa-structalias.o): Remove errors.h dependency.
166 (tree-ssa-reassoc.o): Likewise.
167 * tree-ssa-reassoc.c: Do not include errors.h.
168 * tree-ssa-alias-warnings.c: Remove.
169 * tree-ssa-alias.c (compute_may_aliases): Remove call to
170 strict_aliasing_warning_backend.
171 * tree-ssa-structalias.c (emit_pointer_definition): New function.
172 (emit_alias_warning): Likewise.
173 (set_uids_in_ptset): Warn for clear cases of type-punning.
174 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
177 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
179 * cse.c (equiv_constant): Fix pasto.
181 2008-12-04 Nick Clifton <nickc@redhat.com>
183 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
184 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
185 formatting of quotes.
187 2008-12-04 Jakub Jelinek <jakub@redhat.com>
190 * fold-const.c (fold_checksum_tree): Allow modification of
193 2008-12-03 Jakub Jelinek <jakub@redhat.com>
196 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
197 have the right number of arguments.
199 2008-12-03 Richard Guenther <rguenther@suse.de>
202 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
205 2008-12-03 Tomas Bily <tbily@suse.cz>
208 * tree-loop-distribution.c (build_size_arg): New function.
209 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
210 Reorganized generating of stmts.
211 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
212 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
213 Indicate if analysis succeed.
214 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
215 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
216 Uses new definition of dr_analyze_innermost.
218 2008-12-03 Ben Elliston <bje@au.ibm.com>
220 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
222 2008-12-03 Jakub Jelinek <jakub@redhat.com>
224 PR tree-optimization/37716
225 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
226 all the needed operations as trees and gimplify_assign it to dst.
229 * configure.ac (gcc_cv_readelf): Look for readelf.
230 (gcc_cv_as_cfi_advance_working): Check for working
231 cfi advances with code alignment factor > 1.
232 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
234 * configure: Regenerated.
236 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
237 Jakub Jelinek <jakub@redhat.com>
238 Andrew Pinski <andrew_pinski@playstation.sony.com>
240 PR rtl-optimization/38281
241 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
242 set it to NULL_RTX afterwards.
244 * emit-rtl.c (set_insn_deleted): Fix formatting.
246 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
248 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
250 * config/mips/mips.md (IMOVE32): New mode iterator.
251 (movsi): Generalize with IMOVE32.
252 (*movsi_internal): Likewise.
253 (*mov<mode>_mips16): Likewise.
256 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
257 Maxim Kuvyrkov <maxim@codesourcery.com>
259 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
260 PC-relative addressing when compiling for uclinux PIC.
261 (__cmpdf_internal, __cmpsf_internal): Hide.
262 (__cmpdf, __cmpsf): Use PIC call sequence.
264 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
265 Jack Howarth <howarth@bromo.med.uc.edu>
267 * config/i386/t-darwin64: Add m32 multilib support.
269 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
271 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
273 2008-12-02 Jakub Jelinek <jakub@redhat.com>
276 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
277 before using it in POINTER_PLUS_EXPR.
279 2008-12-02 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/38359
282 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
285 2008-12-02 Martin Jambor <mjambor@suse.cz>
288 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
290 (forward_propagate_addr_into_variable_array_index): Check that the
291 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
292 than the gimple code directly.
294 2008-12-02 Ben Elliston <bje@au.ibm.com>
296 * config/spu/float_disf.c (__floatdisf): Prototype.
297 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
298 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
299 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
301 2008-12-02 DJ Delorie <dj@redhat.com>
303 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
304 (DWARF_CIE_DATA_ALIGNMENT): Define.
306 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
307 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
308 (xstormy16_expand_prologue): Likewise.
309 (xstormy16_expand_builtin_va_start): Likewise.
310 (xstormy16_gimplify_va_arg_expr): Likewise.
312 2008-12-02 Jakub Jelinek <jakub@redhat.com>
315 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
316 potentially returned from folding memcpy.
317 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
318 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
320 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
323 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
324 decoration of function RTL names here on Ada language.
326 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
328 PR rtl-optimization/38280
329 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
330 ira_rebuild_regno_allocno_list): New functions.
331 (regno_allocnos): New static variable.
332 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
333 Call ira_rebuild_regno_allocno_list.
335 2008-12-01 David Daney <ddaney@caviumnetworks.com>
336 Adam Nemet <anemet@caviumnetworks.com>
338 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
339 LINUX_DRIVER_SELF_SPECS.
341 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
343 PR rtl-optimization/37514
344 * reload1.c (reload_as_needed): Invalidate reg_last_reload
347 2008-12-01 Jakub Jelinek <jakub@redhat.com>
350 * c-omp.c (c_finish_omp_for): Only transform pointer
351 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
353 PR rtl-optimization/38245
354 * tree-vrp.c (abs_extent_range): New function.
355 (extract_range_from_binary_expr): Compute range
356 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
357 or includes zero or if vr1 is VR_RANGE and op0 has some
360 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
363 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
364 case by calculating ~(new_reg & val) instead of (~new_reg & val).
365 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
366 to (not:I48MODE (and:I48MODE (...))).
367 (sync_old_nand<mode>): Ditto.
368 (sync_new_nand<mode>): Ditto.
370 2008-12-01 Nick Clifton <nickc@redhat.com>
372 * config/stormy16/stormy16.md (CARRY_REG): New constant.
373 Replace uses of the "y" register class with direct references to
374 the CARRY_REG register.
375 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
376 register with clobbers of the carry register.
377 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
378 (xstormy16_split_cbranch): Remove redundant carry parameter.
379 (xstormy16_expand_arith): Likewise.
380 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
381 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
382 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
383 (CARRY_REGNUM): Define.
384 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
386 (xstormy16_expand_arith): Likewise.
388 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
390 * config/score/score.h (IRA_COVER_CLASSES): Define.
392 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
395 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
396 (divsi3_sp32): Add new alternative with 'K' for operand #2.
397 (cmp_sdiv_cc_set): Factor common string.
398 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
400 (cmp_udiv_cc_set): Factor common string.
402 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * varasm.c (emutls_finish): Fix common registration.
407 2008-11-29 Jakub Jelinek <jakub@redhat.com>
410 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
412 2008-11-29 David Edelsohn <edelsohn@gnu.org>
414 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
415 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
416 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
417 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
418 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
419 Ignore sub-word case for now.
420 (sync_nand<mode>_internal): Represent NAND in RTL.
421 (sync_old_nand<mode): Same.
422 (sync_old_name<mode>_internal): Same.
423 (sync_new_nand<mode>): Same.
424 (sync_new_nand<mode>_internal): Same.
425 (sync_boolcshort_internal): Expect NAND.
427 2008-11-28 Richard Guenther <rguenther@suse.de>
429 PR tree-optimization/37955
430 PR tree-optimization/37742
431 * tree-vect-transform.c (vectorizable_store): Remove assert for
433 (vectorizable_load): Likewise.
435 2008-11-27 Richard Guenther <rguenther@suse.de>
437 * tree-ssa-structalias.c (intra_create_variable_infos): Make
438 a constraint for the static chain parameter.
440 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
442 * config/bfin/bfin.opt (micplb): New option.
443 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
444 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
445 ENABLE_WA_INDIRECT_CALLS): New macros.
446 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
448 (indirect_call_p): New function.
449 (workaround_speculation): Handle anomaly 05-00-0426 when
450 ENABLE_WA_INDIRECT_CALLS is true.
451 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
452 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
453 * doc/invoke.texi (Blackfin Options): Document -micplb.
455 2008-11-26 DJ Delorie <dj@redhat.com>
457 * config/m32c/mov.md ("extendhipsi2"): New.
459 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
461 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
462 * config/m32c/mov.md (zero_extendqihi2): Likewise.
464 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
466 * config/mips/mips.md (clear_hazard): Rename to
467 clear_hazard_<mode>. Use mode-specific addition.
468 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
469 or gen_clear_hazard_di depending on the size of Pmode.
471 2008-11-26 DJ Delorie <dj@redhat.com>
473 * configure.ac: Test m32c-elf-gas for .loc.
474 * configure: Likewise.
476 2008-11-26 Janis Johnson <janis187@us.ibm.com>
479 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
482 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
484 * config/i386/sync.md (memory_barrier_nosse): Disable also for
485 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
486 (memory_barrier): Do not generate memory_barrier_nosse instruction
488 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
490 2008-11-26 Fredrik Unger <fred@tree.se>
492 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
493 function name from __floatundisf.
494 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
497 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
498 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/37869
501 * tree-ssa-structalias.c (struct constraint_graph): Remove
502 pt_used and number_incoming members.
503 (build_pred_graph): Do not allocate them.
504 (condense_visit): Do not use them.
505 (label_visit): Likewise.
506 (free_var_substitution_info): Do not free them.
508 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
510 * doc/invoke.texi (ira-max-loops-num): Change semantics.
512 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
514 * ira-color.c (allocno_spill_priority): New function.
515 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
516 Print more info about the spilled allocno.
517 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
520 * ira-build.c (loop_node_to_be_removed_p): Remove.
521 (loop_compare_func, mark_loops_for_removal): New functions.
522 (remove_uneccesary_loop_nodes_from_loop_t): Use member
524 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
526 * ira.c (ira): Don't change flag_ira_algorithm.
528 * params.def (ira-max-loops-num): Change the value.
530 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
532 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
533 Disable unsupported alternative for ColdFire,
534 add new alternative that ColdFire can handle.
536 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
538 * regrename.c (merge_overlapping_regs): Add registers artificially
539 defined at the top of the basic block to the set of live ones just
540 before the first insn.
542 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
543 Joey Ye <joey.ye@intel.com>
546 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
547 false if we need to align the outgoing stack.
548 (ix86_update_stack_boundary): Check parm_stack_boundary.
550 2008-11-25 Richard Guenther <rguenther@suse.de>
554 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
555 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
556 in favor of dereferenced_ptrs.
557 (init_alias_info): Adjust.
558 (delete_alias_info): Likewise.
559 (compute_flow_insensitive_aliasing): Properly
560 include all aliased variables.
561 (update_alias_info_1): Use dereferenced_ptrs.
562 (setup_pointers_and_addressables): Likewise.
563 (get_smt_for): Honor ref-all pointers and pointers with known alias
565 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
567 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
571 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
573 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
575 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
577 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
579 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
581 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
584 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
585 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
587 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
590 UNSPECV_CMPXCHG_[12].
591 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
592 UNSPECV_CMPXCHG_[12].
595 * config/i386/sync.md (memory_barrier): New expander.
597 2008-11-24 Jakub Jelinek <jakub@redhat.com>
600 * dse.c (find_shift_sequence): Optimize extraction from a constant.
602 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
604 * pa.c (function_arg): Revert 2008-10-26 change.
606 2008-11-23 Helge Deller <deller@gmx.de>
608 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
609 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
610 succeeded and lws_ret is not equal to oldval.
612 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
614 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
616 2008-11-22 Andreas Schwab <schwab@suse.de>
618 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
621 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
623 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
624 Use constant 1 as the operand.
625 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
626 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
627 gen_rdhwr_synci_step_di depending on the size of Pmode.
629 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.md (SWI248): New mode iterator.
633 (SWI32): Remove mode iterator.
634 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
635 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
636 iterator. Generate popcnt mnemonic without mode extensions
637 for Darwin x86 targets.
638 (*popcount<mode>2_cmp): Ditto.
639 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
640 extensions for Darwin x86 targets.
642 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
644 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
645 only if HAVE_AS_SPARC_UA_PCREL is defined.
647 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
649 * ira-costs.c (find_allocno_class_costs): Work out the maximum
650 allocno_costs value of the classees with the lowest total_costs
651 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
652 (setup_allocno_cover_class_and_costs): ...rather than here.
653 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
656 2008-11-22 Jakub Jelinek <jakub@redhat.com>
659 * builtins.c (expand_builtin_apply_args): Emit sequence before
660 parm_birth_insn instead of after entry_of_function's first insn.
663 * function.c (assign_parm_remove_parallels): Pass
664 data->passed_type as third argument to emit_group_store.
667 * final.c (mark_symbol_refs_as_used): New function.
668 * output.h (mark_symbol_refs_as_used): New prototype.
669 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
670 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
671 * config/arm/arm.md (consttable_4): Likewise.
674 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
676 2008-11-21 Jakub Jelinek <jakub@redhat.com>
679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
680 propagate x = &a into *x = b if conversion from b to a's type is
683 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
685 * caller-save.c (insert_one_insn): Take into account REG_INC notes
686 for the liveness computation of the new insn.
688 2008-11-21 DJ Delorie <dj@redhat.com>
690 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
691 Moves to/from below100 space (W) can only use r0-r7.
693 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
696 * doc/invoke.texi (Optimization Options): Fix typo.
698 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
699 Xuepeng Guo <xuepeng.guo@intel.com>
701 * config.gcc (extra_headers): For x86 and x86-64, remove
702 gmmintrin.h, add immintrin.h and avxintrin.h.
704 * config/i386/gmmintrin.h: Renamed to ...
705 * config/i386/avxintrin.h: This. Issue an error if
706 _IMMINTRIN_H_INCLUDED is undedined.
708 * config/i386/immintrin.h: New.
710 2008-11-21 Jakub Jelinek <jakub@redhat.com>
713 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
714 mode of PLUS, not mode of the eliminated register.
716 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
719 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
720 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
721 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
722 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
723 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
724 (*nand<mode>3): Rename to *andnot<mode>3.
725 (*nandtf3): rename to *andnottf3.
726 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
727 Use CODE_FOR_mmx_andnotv2si3.
728 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
729 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
730 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
731 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
732 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
734 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
737 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
738 case by calculating ~(new_reg & val) instead of (~new_reg & val).
739 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
740 to (not:IMODE (and:IMODE (...))).
741 (sync_old_nand<mode>): Ditto.
742 (sync_new_nand<mode>): Ditto.
744 2008-11-20 Joseph Myers <joseph@codesourcery.com>
746 * config/arm/thumb2.md (thumb2_casesi_internal,
747 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
749 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
751 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
752 nand to the changed 4.4 semantic.
754 2008-11-20 Jakub Jelinek <jakub@redhat.com>
757 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
758 (fold_builtin_memory_op): Handle even the case where just one
759 of src and dest is an address of a var decl component, using
760 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
761 and readonly_data_expr src check.
762 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
765 PR rtl-optimization/36998
766 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
767 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
768 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
769 stack_adjust_offset callers.
770 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
772 (compute_barrier_args_size): Handle insns in annulled branches
775 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
778 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
779 Handle cases when integer argument crosses argument register boundary.
781 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
784 * config.gcc (i[34567]86-*-solaris2*): Don't include
785 i386/t-crtstuff here.
786 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
787 * config/i386/t-sol2: Move to libgcc/config/i386.
789 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
792 * tlink.c: Include "libiberty.h".
793 (initial_cwd): Change type into char *.
794 (tlink_init): Call getpwd instead of getcwd.
796 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
798 PR rtl-optimization/32283
799 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
800 of the induction variable to decide whether it may wrap.
801 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
802 initialization of the bound before the loop.
803 * simplify-rtx.c (simplify_binary_operation_1): Add two
804 simplifications regarding AND.
805 (simplify_plus_minus): Only fail if no simplification is possible.
806 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
808 2008-11-20 Jakub Jelinek <jakub@redhat.com>
811 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
812 checking until GIMPLE lowering.
813 * gimple-low.c (check_call_args): New function.
814 (lower_stmt) <case GIMPLE_CALL>: Call it.
816 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
818 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
819 with the same type as the first operand of the AND expression.
821 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
824 * ira-int.h (struct ira_loop_tree_node): New member
825 entered_from_non_parent_p.
827 * ira-color.c (print_loop_title): Print loop bbs.
829 * ira-emit.c (entered_from_non_parent_p,
830 setup_entered_from_non_parent_p): New functions.
831 (not_modified_p): Rename to store_can_be_removed_p. Check there
833 (generate_edge_moves): Use store_can_be_removed_p instead of
835 (ira_emit): Call setup_entered_from_non_parent_p.
837 * ira-build.c (copy_info_to_removed_store_destinations):
838 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
839 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
840 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
841 update all accumulated attributes.
843 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
846 * ira-int.h (ira_copy_allocno_live_range_list,
847 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
848 ira_finish_allocno_live_range_list): New prototypes.
849 (ira_allocno_live_ranges_intersect_p,
850 ira_pseudo_live_ranges_intersect_p): Remove.
852 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
853 ira_pseudo_live_ranges_intersect_p): Rename to
854 allocnos_have_intersected_live_ranges_p and
855 pseudos_have_intersected_live_ranges_p. Move them from here to ...
857 * ira-color.c: ... here
858 (coalesced_allocno_conflict_p): Use
859 allocnos_have_intersected_live_ranges_p.
860 (coalesced_allocnos_living_at_program_points,
861 coalesced_allocnos_live_at_points_p,
862 set_coalesced_allocnos_live_points): Remove.
863 (slot_coalesced_allocnos_live_ranges,
864 slot_coalesced_allocno_live_ranges_intersect_p,
865 setup_slot_coalesced_allocno_live_ranges): New.
866 (coalesce_spill_slots): Use ranges of coalesced allocnos.
867 (ira_sort_regnos_for_alter_reg): Use
868 allocnos_have_intersected_live_ranges_p.
869 (ira_reuse_stack_slot): Use
870 pseudos_have_intersected_live_ranges_p.
872 * global.c (pseudo_for_reload_consideration_p): Check
873 flag_ira_share_spill_slots too.
875 * ira-build.c (copy_allocno_live_range_list): Rename to
876 ira_copy_allocno_live_range_list. Make it external.
877 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
879 (ira_allocno_live_ranges_intersect_p): New.
880 (ira_finish_allocno_live_range_list): New.
881 (finish_allocno): Use it.
882 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
883 (copy_info_to_removed_store_destinations): Ditto. Use
884 ira_copy_allocno_live_range_list.
885 (ira_flattening): Use ira_merge_allocno_live_ranges.
887 * ira.c (too_high_register_pressure_p): New function.
888 (ira): Switch off sharing spill slots if the pressure is too high.
890 2008-11-19 Richard Guenther <rguenther@suse.de>
892 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
893 non-sizetype offsets if their precision matches that of the pointer.
894 * expr.c (expand_expr_real_1): Always sign-extend the offset
895 operand of a POINTER_PLUS_EXPR.
897 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
899 * config.gcc: Unobsolete mips-sgi-irix[56]*.
900 (mips-sgi-irix[56]*): No need to use fixproto.
902 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
903 Paul Brook <paul@codesourcery.com>
905 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
908 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
910 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
912 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
915 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
916 (separate_decls_in_region): Create shared struct even when there
919 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
921 * config/picochip/picochip.c (headers): Remove an unnecessary
924 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
927 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
928 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
930 * config/m68k/m68k.md: Adjust all conditional branches that use the
931 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
933 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
936 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
937 is a register or zero operand in the correct mode before generating
938 mtch1 insn or a register operand in the correct mode before generating
940 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
942 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
944 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
945 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
946 mipsisa*-*-elf*. Handle mipsisa64r2*.
947 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
948 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
950 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
951 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
953 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
954 Fix mips16 if mips64 or mips64r2 are multilib defaults.
955 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
958 2008-11-18 Jakub Jelinek <jakub@redhat.com>
961 * config/i386/i386.md (allocate_stack_worker_32,
962 allocate_stack_worker_64): Don't use match_dup between input and
964 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
965 * config/i386/i386.c (ix86_expand_prologue): Likewise.
967 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
969 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
970 is forced when trying to do a symbol link for it.
972 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
974 * expmed.c (extract_bit_field_1): Also use a temporary and
975 convert_extracted_bit_field when the conversion from ext_mode to
976 the target mode requires explicit truncation.
978 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
980 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
982 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
983 registers when not optimizing.
985 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
987 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
988 and its associated define_split. Expose the all-d alternative
989 to the register allocator, but mark it with "?". Mark the first
990 alternative with "*?*?".
991 (*mul_sub_si): Likewise.
992 (*mul_acc_si_r3900): New pattern.
994 2008-11-17 Jakub Jelinek <jakub@redhat.com>
997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
998 propagating x = &a into *x = b, add a cast if not useless
999 type conversion or don't optimize if another stmt would be
1002 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1005 * optabs.c (expand_sync_operation): Properly handle NAND case
1006 by calculating ~(t1 & val) instead of (~t1 & val).
1007 * builtins.c (expand_builtin_sync_operation): Warn for changed
1008 semantics in NAND builtins.
1009 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1011 * doc/invoke.texi (Warning options): Add Wsync-nand.
1012 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1013 __sync_fetch_and_nand builtin operation in the example. Add a note
1014 about changed semantics in GCC 4.4.
1015 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1016 operation in the example. Add a note about changed semantics in
1019 2008-11-16 Jan Hubicka <jh@suse.cz>
1021 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1024 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1026 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1029 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1032 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1033 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1035 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1036 rather than call_really_used_regs when handling $gp.
1038 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1041 * config/mips/mips.c (machine_function): Update the comment
1042 above global_pointer.
1043 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1044 that a function doesn't need a global pointer.
1045 (mips_current_loadgp_style): Update accordingly.
1046 (mips_restore_gp): Likewise.
1047 (mips_output_cplocal): Likewise.
1048 (mips_expand_prologue): Likewise.
1050 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1052 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1053 parameter. Use DImode for computing the number of registers.
1054 (function_arg): Adjust for above change.
1055 (function_value): Likewise.
1057 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1059 PR tree-optimization/37950
1060 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1061 not computed for the current function.
1063 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1066 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1067 gpr and other COMPONENT_REFs.
1069 2008-11-15 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/38051
1072 * tree-ssa-alias.c (update_alias_info_1): Manually find
1075 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1077 * doc/invoke.texi (-mfix-r10000): Document.
1078 * config/mips/mips.opt (mfix-r10000): New option.
1079 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1080 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1081 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1082 (MIPS_SYNC_OP): Likewise.
1083 (MIPS_SYNC_OP_12): Likewise.
1084 (MIPS_SYNC_OLD_OP_12): Likewise.
1085 (MIPS_SYNC_NEW_OP_12): Likewise.
1086 (MIPS_SYNC_OLD_OP): Likewise.
1087 (MIPS_SYNC_NAND): Likewise.
1088 (MIPS_SYNC_OLD_NAND): Likewise.
1089 (MIPS_SYNC_EXCHANGE): Likewise.
1090 (MIPS_SYNC_EXCHANGE_12): Likewise.
1091 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1093 (MIPS_SYNC_NEW_NAND): Likewise.
1094 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1095 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1096 (mips_output_sync_loop): New function.
1097 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1098 Make -mfix-r10000 require branch-likely instructions.
1099 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1100 mips_output_sync_loop.
1101 (compare_and_swap_12): Likewise.
1102 (sync_add<mode>): Likewise.
1103 (sync_<optab>_12): Likewise.
1104 (sync_old_<optab>_12): Likewise.
1105 (sync_new_<optab>_12): Likewise.
1106 (sync_nand_12): Likewise.
1107 (sync_old_nand_12): Likewise.
1108 (sync_new_nand_12): Likewise.
1109 (sync_sub<mode>): Likewise.
1110 (sync_old_add<mode>): Likewise.
1111 (sync_old_sub<mode>): Likewise.
1112 (sync_new_add<mode>): Likewise.
1113 (sync_new_sub<mode>): Likewise.
1114 (sync_<optab><mode>): Likewise.
1115 (sync_old_<optab><mode>): Likewise.
1116 (sync_new_<optab><mode>): Likewise.
1117 (sync_nand<mode>): Likewise.
1118 (sync_old_nand<mode>): Likewise.
1119 (sync_new_nand<mode>): Likewise.
1120 (sync_lock_test_and_set<mode>): Likewise.
1121 (test_and_set_12): Likewise.
1123 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1125 * gcc.c (cc1_options): Fix comment.
1127 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1130 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1131 argtype instead of result_type.
1133 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1135 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1136 subloop_next/next and subloops/childen fields.
1138 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1140 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1141 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1142 (LOCAL_INCLUDE_DIR): Undefine.
1143 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1145 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1147 PR rtl-optimization/37397
1148 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1149 (ALLOCNO_BAD_SPILL_P): New macro.
1151 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1153 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1154 (create_cap_allocno, propagate_allocno_info,
1155 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1156 (update_bad_spill_attribute): New function.
1157 (ira_build): Call it.
1159 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1161 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1163 PR tree-optimization/38104
1164 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1165 before calling mark_symbols_for_renaming, not after it.
1167 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1169 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1170 (OVERRIDE_OPTIONS): Likewise.
1172 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1173 Andrew Stubbs <ams@codesourcery.com>
1174 Gunnar Von Boehn <gunnar@genesi-usa.com>
1177 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1178 the shorter LEA insn over ADD.L where possible.
1180 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1182 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1183 systems, which are assumend to always provide SSP-support in glibc.
1184 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1186 * configure: Regenerate.
1188 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1191 * function.c (gimplify_parameters): For callee copies parameters,
1192 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1194 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1197 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1198 x86 parts into the `i[34567]86-*-linux*' and parts that are
1199 independent of the processor architecture into the `*-*-linux*' cases.
1200 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1201 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1202 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1203 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1204 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1205 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1206 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1208 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1210 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1211 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1212 (ls2_idiv): Likewise idiv3.
1213 (ls2_prefetch): New reservation.
1214 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1215 * config/mips/mips.md (type): Add imul3nc and idiv3.
1216 (length): Handle idiv3.
1217 (any_mod): New code_iterator.
1218 (u): Handle MOD and UMOD.
1219 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1220 (prefetch): Handle TARGET_LOONGSON_2EF.
1222 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1225 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1226 (prune_unused_types_walk): Call it for non-perennial local classes.
1227 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1228 entry, just set it to 2 and recurse on children, don't walk attributes
1231 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1233 * c-common.c (warn_about_parentheses): Add missing whitespace
1236 2008-11-13 Paul Brook <paul@codesourcery.com>
1238 * doc/invoke.texi: Document --fix-cortex-m3.
1239 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1240 Cortex-M3 cpu is selected.
1241 (output_move_double): Avoid overlapping base register and first
1242 destination register when fix_cm3_ldrd.
1243 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1245 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1248 * gimple.h (gimple_range_check_failed): Remove prototype.
1249 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1251 (gimple_range_check_failed): Removed.
1253 2008-11-13 Andrew Haley <aph@redhat.com>
1256 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1259 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1263 2007-05-07 Mike Stump <mrs@apple.com>
1264 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1265 also checks for and while statements in C++.
1267 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1270 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1271 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1272 - which clones are reachable - as "abstract and needed".
1273 * cgraph.c (cgraph_release_function_body): If a node is
1274 "abstract and needed", do not release its DECL_INITIAL() content
1275 that will be needed to emit debug info.
1277 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1280 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1281 to set HAVE_GETIPINFO.
1282 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1283 * configure: Regenerate.
1284 * config.in: Regenerate.
1286 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1289 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1291 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1294 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1295 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1297 2008-11-12 Jason Merrill <jason@redhat.com>
1300 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1303 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1305 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1306 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1311 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1313 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1314 packed-stack special handling.
1315 (FRAME_ADDR_RTX): Add definition.
1317 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1320 * fold-const.c (native_encode_string): New function.
1321 (native_encode_expr): Use it for STRING_CST.
1323 2008-11-12 DJ Delorie <dj@redhat.com>
1325 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1326 insns if the intermediate value will be used later.
1328 2008-11-12 Andreas Schwab <schwab@suse.de>
1330 * config/m68k/m68k.c (print_operand): Mask off extra extension
1331 bits when writing out the representation of real values.
1333 2008-11-12 Ira Rosen <irar@il.ibm.com>
1335 PR tree-optimization/38079
1336 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1339 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1342 * c-pretty-print.c (pp_c_complex_expr): New function.
1343 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1346 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1347 than INNER and INNER is a constant, forcibly align INNER as much
1350 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1352 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1354 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1356 PR rtl-optimization/37363
1357 * simplify-rtx.c (simplify_plus_minus): Don't create
1358 (const (minus ...)) expresisons.
1360 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1362 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1365 2008-11-10 Catherine Moore <clm@codesourcery.com>
1367 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1369 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1370 (BASE_DRIVER_SELF_SPECS): Remove.
1371 (DRIVER_SELF_SPECS): New definition.
1372 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1373 BASE_DRIVER_SELF_SPECS.
1374 * config/mips/sde.h: Likewise.
1375 * config/mips/iris6.h: Likewise.
1376 * config/mips/vr.h: Likewise.
1377 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1379 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1381 PR rtl-optimizations/37948
1382 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1383 (ira_create_copy, ira_add_allocno_copy): New parameter.
1385 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1386 to ira_add_allocno_copy.
1387 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1388 parameter to process_regs_for_copy.
1389 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1390 Fix typo in passing second allocno to ira_add_allocno_copy.
1392 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1393 coalesced allocnos list.
1394 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1396 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1397 (add_ira_allocno_to_ordered_bucket): Rename to
1398 add_allocno_to_ordered_bucket.
1399 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1400 head of coalesced allocnos list.
1401 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1402 Check that it is aready calculated.
1403 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1404 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1406 (coalesce_allocnos): Do extended coalescing too.
1408 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1409 parameter to ira_add_allocno_copy.
1411 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1413 (print_copy): Print copy origination too.
1415 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1418 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1420 PR rtl-optimization/37514
1421 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1422 flag_ira_share_spill_slots to 2 if it's already non-zero.
1423 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1424 flag_ira_share_spill_slots is 2.
1426 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1428 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1429 (prologue_enter_32): Set FB to SP - 4.
1431 2008-11-10 DJ Delorie <dj@redhat.com>
1433 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1434 constraint for single-bit-clear in lower byte of HI constant, vs
1435 Imb which just ignores the upper byte.
1436 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1437 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1438 (iorhi3_16): Check for single bit set, not single bit clear.
1440 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1442 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1444 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1446 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1448 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1449 values living in memory and use more precise alignment information.
1451 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1454 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1455 after __mf_check call if the call must end a bb.
1457 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1461 * combine.c (force_to_mode): Do not process vector types.
1463 * rtlanal.c (nonzero_bits1): Do not process vector types.
1464 (num_sign_bit_copies1): Likewise.
1466 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1468 * config/i386/gnu.h: Add copyright and licensing header.
1469 * config/gnu.h: Likewise.
1471 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1473 * fwprop.c (fwprop_done): Call df_remove_problem.
1475 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1478 * tree-scalar-evolution.c (instantiate_scev_1): Return
1479 chrec_dont_know for VL_EXP_CLASS_P.
1481 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1483 * reg-stack.c (reg_to_stack): Add missing braces in memset
1486 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1488 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1489 (NO_PROFILE_COUNTERS): New define.
1491 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1494 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1496 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1499 * config/sparc/constraints.md (D): New.
1500 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1501 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1503 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1504 Use the 'D' constraint in addition to 'F' in some alternatives.
1505 (DF splitter): Generalize for V64mode.
1506 * doc/md.texi (SPARC): Document the 'D' constraint.
1508 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1510 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1512 2008-11-06 Ben Elliston <bje@au.ibm.com>
1514 * gcc.c: Remove ancient comment about a bug in Sun cc.
1516 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1518 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1520 2008-11-06 Ben Elliston <bje@au.ibm.com>
1522 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1524 2008-11-06 Ben Elliston <bje@au.ibm.com>
1526 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1529 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1532 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1535 2008-11-05 Martin Jambor <mjambor@suse.cz>
1538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1539 pointer arithmetics into array_ref if the array is accessed
1540 through an indirect_ref.
1542 2008-11-05 Richard Guenther <rguenther@suse.de>
1545 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1546 qualified pointer conversion before stripping qualifiers.
1547 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1548 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1549 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1552 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1553 properly canonicalize binary ops.
1554 (forward_propagate_addr_expr_1): Use
1555 may_propagate_address_into_dereference.
1557 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1560 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1561 Initialize uninitialized input registers with a NaN.
1563 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1567 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1569 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1573 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1574 exits and conditions.
1575 * testsuite/gcc.dg/graphite/pr37943.c: New.
1577 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1578 Andrew Pinski <andrew_pinski@playstation.sony.com>
1581 * c-common.c (warn_for_sign_compare): For complex result_type
1582 use component's type.
1584 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1586 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1588 * print-tree.c (print_node): Don't print DECL_INITIAL
1592 * c-common.c (parse_optimize_options): Save and restore
1593 flag_strict_aliasing around decode_options call.
1595 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1597 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1598 (host_detect_local_cpu): Use it instead of casted strings to
1599 compare vendor signatures.
1601 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1604 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1605 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1607 2008-11-03 Catherine Moore <clm@codesourcery.com>
1609 * config/mips.c (mips_conditional_register_usage): Handle the
1610 DSP control register.
1611 * doc/extend.texi: Document the DSP control register.
1613 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1614 Jakub Jelinek <jakub@redhat.com>
1616 * omp-low.c (expand_omp_for_generic): If iter_type has different
1617 precision than type and type is a pointer type, cast n1 and n2
1618 first to an integer type with the same precision as pointers
1619 and only afterwards to iter_type.
1621 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1623 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1624 (UNSPEC_GOTSYM_OFF): New unspec.
1625 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1626 (pic_add_dot_plus_eight): Likewise.
1627 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1628 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1629 UNSPEC_PIC_BASE operands.
1630 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1631 (arm_output_addr_const_extra): Handle it.
1633 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1635 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1636 integer class to full integer class if the offset is not word-aligned.
1638 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1641 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1643 (doloop_optimize): Update call to doloop_modify.
1645 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1647 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1649 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1652 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1653 gcc_cv_as_cfi_directive.
1654 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1655 merging read-only and read-write sections or assembler emits
1656 read-write .eh_frame sections.
1657 * configure: Regenerate.
1659 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1662 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1664 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1666 (rs6000_emit_prologue): Invert logic.
1667 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1668 (reg:P 11) instead of match_operand.
1669 (*save_fpregs_<mode>): Likewise.
1670 (*restore_gpregs_<mode>): Likewise.
1671 (*return_and_restore_gpregs_<mode>): Likewise.
1672 (*return_and_restore_fpregs_<mode>): Likewise.
1673 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1674 (reg:P 11) insted of match_operand.
1675 (*restore_gpregs_spe): Likewise.
1676 (*return_and_restore_gpregs_spe): Likewise.
1678 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1680 PR tree-optimization/37684
1681 * gcc.dg/graphite/pr37684.c: New.
1682 * graphite.c (exclude_component_ref): New.
1683 (is_simple_operand): Call exclude_component_ref.
1685 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1687 PR tree-optimization/36908
1688 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1689 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1690 (number_of_rw_in_partition): New.
1691 (partition_contains_all_rw): New.
1692 (ldist_gen): Do not distribute when one of the partitions
1693 contains all the memory operations.
1695 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1697 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1698 EDGE_IRREDUCIBLE_LOOP.
1700 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1702 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1703 where we have one entry point in the loop which isn't the head.
1705 2008-11-03 Richard Guenther <rguenther@suse.de>
1708 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1710 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1713 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1714 for ipa and simple ipa passes.
1716 2008-11-02 Richard Guenther <rguenther@suse.de>
1718 PR tree-optimization/37542
1719 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1720 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1721 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1722 (vn_nary_op_insert_stmt): Likewise.
1723 (visit_use): Likewise.
1725 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1727 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1729 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1730 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1731 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1732 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1733 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1734 peephole2's): Replace unspec with rotate.
1735 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1737 2008-11-02 Richard Guenther <rguenther@suse.de>
1739 PR tree-optimization/37991
1740 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1741 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1742 (set_ssa_val_to): Print if the value changed.
1743 (simplify_binary_expression): Strip useless conversions.
1745 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1748 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1751 2008-11-01 Richard Guenther <rguenther@suse.de>
1754 * builtins.c (fold_builtin_strspn): Return a size_t.
1755 (fold_builtin_strcspn): Likewise.
1757 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1759 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1760 attribute for struct return convention.
1762 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1764 * config/rs6000/crtsavres.asm: Really, really delete.
1766 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1768 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1770 (rs6000_emit_prologue): Invert logic.
1771 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1772 (reg:P 11) instead of match_operand.
1773 (*save_fpregs_<mode>): Likewise.
1774 (*restore_gpregs_<mode>): Likewise.
1775 (*return_and_restore_gpregs_<mode>): Likewise.
1776 (*return_and_restore_fpregs_<mode>): Likewise.
1777 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1778 (reg:P 11) insted of match_operand.
1779 (*restore_gpregs_spe): Likewise.
1780 (*return_and_restore_gpregs_spe): Likewise.
1782 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1784 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1785 list of word switches that take args.
1787 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1789 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1790 (s390_output_pool_entry): Call it through for_each_rtx.
1793 * expr.c (store_constructor): For vectors, if target is a MEM, use
1794 target's MEM_ALIAS_SET instead of elttype alias set.
1796 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1799 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1802 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1805 * config/rs6000/predicates.md (word_offset_memref_operand):
1806 Restructure code and look inside auto-inc/dec addresses.
1808 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1811 * libgcov.c ( __gcov_indirect_call_profiler): Check
1812 TARGET_VTABLE_USES_DESCRIPTORS.
1814 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1816 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1817 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1818 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1819 offset if eliminating soft frame pointer.
1820 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1821 (stack_protect_test_si): Add initial machine description
1822 for Stack Smashing Protector
1824 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1827 * c-common.c (min_precision): Move to...
1828 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1829 * tree.h (tree_int_cst_min_precision): Declare.
1830 * c-common.h (min_precision): Delete declaration.
1831 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1832 multiplication of non-negative integer constants.
1833 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1834 tree_int_cst_min_precision.
1835 (finish_enum): Likewise.
1837 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1840 * convert.c (convert_to_real): Do not optimize conversions of
1841 binary arithmetic operations between binary and decimal
1842 floating-point types. Consider mode of target type in determining
1843 decimal type for arithmetic. Unless
1844 flag_unsafe_math_optimizations, do not optimize binary conversions
1845 where this may change rounding behavior.
1846 * real.c (real_can_shorten_arithmetic): New.
1847 * real.h (real_can_shorten_arithmetic): Declare.
1849 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1851 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1852 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1853 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1855 (must_save_p): For some workarounds, interrupts need to clobber a
1857 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1858 and LC1 for WA_05000257.
1859 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1860 WA_05000283 and WA_05000315.
1861 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1862 (movbi): Add alternative to set CC to 1; improve code for setting
1864 (dummy_load): New pattern.
1866 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1869 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1870 BLKmode for non-memory, convert using a wider MODE_INT mode
1874 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1875 that haven't been removed yet.
1877 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1879 * config/bfin/bfin.c (struct machine_function): New member
1880 has_loopreg_clobber.
1881 (bfin_expand_movmem): Set it when generating memcpy insns.
1882 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1883 expand_epilogue_reg_restore): If we have hardware loops,
1884 memcpy insns (indicated by has_loopreg_clobber) or function
1885 calls, we need to save the loop registers.
1887 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1889 * config/i386/i386.c (core2_cost): Fix typos in comments.
1891 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1894 * combine.c (make_compound_operation): Don't call make_extraction with
1895 non-positive length.
1896 (simplify_shift_const_1): Canonicalize count even if complement_p.
1898 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1900 * convert.c (strip_float_extensions): Do not remove or introduce
1901 conversions between binary and decimal floating-point types.
1903 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1906 * fold-const.c (distribute_bit_expr): Convert common, left and
1907 right arguments to type.
1909 2008-10-28 Nick Clifton <nickc@redhat.com>
1911 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1912 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1913 call_really_used_regs array rather than the call_used_regs array.
1914 (mn10300_get_live_callee_saved_regs, expand_prologue,
1915 expand_epilogue, output_tst): Likewise.
1917 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1920 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1921 (df_get_entry_block_def_set): Neither here.
1922 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1924 PR tree-optimization/37879
1925 * predict.c (tree_estimate_probability): Check if last_stmt is
1926 non-NULL before dereferencing it.
1928 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1930 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1931 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1932 (ira_fast_allocation): Remove the prototype.
1934 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1935 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1936 (color_pass): Modify the updated costs.
1937 (ira_color): Rename to color. Make it static.
1938 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1939 (ira_color): New function.
1941 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1944 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1946 (set_allocno_live, clear_allocno_live, mark_ref_live,
1947 mark_ref_dead): Invalidate corresponding element of
1948 allocno_saved_at_call.
1949 (process_bb_node_lives): Increment last_call_num. Setup
1950 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1951 allocno was already saved.
1952 (ira_create_allocno_live_ranges): Initiate last_call_num and
1953 allocno_saved_at_call.
1955 * ira-build.c (ira_create_allocno): Initiate
1956 ALLOCNO_UPDATED_COVER_CLASS_COST.
1957 (create_cap_allocno, propagate_allocno_info,
1958 remove_unnecessary_allocnos): Remove setting updated costs.
1959 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1961 * ira.c (ira): Don't call ira_fast_allocation.
1963 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1966 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1969 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1971 * ira-int.h (ira_hard_regno_cover_class): New.
1973 * ira-lives.c (mark_reg_live, mark_reg_dead,
1974 process_bb_node_lives): Use ira_hard_regno_cover_class.
1976 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1977 (setup_hard_regno_cover_class): New function.
1978 (ira_init): Call setup_hard_regno_cover_class.
1980 * ira-costs.c (cost_class_nums): Add comment.
1981 (find_allocno_class_costs): Initiate cost_class_nums.
1982 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1984 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1987 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1988 Rename to copy_info_to_removed_store_destinations. Propagate
1989 conflict hard regs and register stack attribute.
1991 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1994 * pa.c (function_arg_padding): Pad complex and vector types
1995 upward in 64-bit runtime.
1996 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1998 2008-10-26 Matthias Klose <doko@ubuntu.com>
2000 * doc/install.texi: Document requirements on antlr.
2002 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2004 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2007 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2010 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2011 is defined, use it to modify the constant offset.
2013 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2015 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2016 and short arguments to the correct location as mandated by the ABI.
2018 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2020 PR rtl-optimization/37769
2021 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2023 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2025 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2026 unwind-dw2-Os-4-200.o.
2028 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2030 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2031 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2033 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2035 PR tree-optimization/36038
2036 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2037 add sizetype IV with initial value zero instead of pointer type.
2039 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2042 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2043 around bit operation.
2044 * profile.c (is_edge_inconsistent): Likewise.
2045 * fold-const.c (truth_value_p): Move from here...
2046 * tree.h (truth_value_p): ... to here.
2047 * c-tree.h (c_expr): Update description of original_code.
2048 * c-typeck.c (parser_build_unary_op): Set original_code.
2049 (parser_build_binary_op): Update call to warn_about_parentheses.
2050 * c-common.c (warn_about_parentheses): Take two additional
2051 arguments of the operands. Use a switch. Quote operators
2052 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2053 Add warning about !x | y and !x & y.
2054 * c-common.h (warn_about_parentheses): Update declaration.
2056 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2058 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2059 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2060 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2062 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2063 (check-%): For test targets listed in lang_checks_parallelized
2064 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2065 run the testing in multiple make goals, possibly parallel, and
2066 afterwards run dg-extract-results.sh to merge the sum and log files.
2068 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2070 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2071 (mips_move_to_gpr_cost): Likewise.
2072 (mips_move_from_gpr_cost): Likewise.
2073 (mips_register_move_cost): Make more fine-grained.
2075 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2077 * graphite.c (graphite_apply_transformations): Check for
2078 -fgraphite-identity.
2079 * toplev.c (process_options): Add graphite_identity.
2080 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2082 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2084 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2085 mulhisihl and mulhisihh builtins.
2087 From Jie Zhang <jie.zhang@analog.com>
2088 * config/bfin/bfin.md (composev2hi): Put operands into vector
2091 2008-10-22 Chao-ying Fu <fu@mips.com>
2093 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2095 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2097 From Mike Frysinger <michael.frysinger@analog.com>
2098 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2099 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2100 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2101 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2102 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2103 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2104 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2105 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2106 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2107 __ADSPBF51x__ for all of them.
2108 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2109 -mcpu bf512, bf514, bf516, and bf518.
2110 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2111 bf512-none, bf514-none, bf516-none, and bf518-none.
2112 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2113 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2114 * doc/invoke.texi (Blackfin Options): Document that
2115 -mcpu now accepts bf512, bf514, bf516, and bf518.
2117 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2120 * fold-const.c (build_range_type): For 1 .. signed_max
2121 range call build_nonstandard_inter_type if signed_type_for
2122 returned a type with bigger precision.
2124 2008-10-22 Richard Guenther <rguenther@suse.de>
2126 * tree.def (COMPLEX_TYPE): Constrain element type.
2127 * tree.c (build_complex_type): Assert that.
2128 * tree-ssa-structalias.c (could_have_pointers): Complex types
2129 cannot have pointers.
2131 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2134 * c-typeck.c (convert_for_assignment): Do not give declaration's
2135 location for builtins. Spell out which type was expected and which
2138 2008-10-22 Nick Clifton <nickc@redhat.com>
2140 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2141 the fdpic register to be a target when running in fdpic mode.
2143 2008-10-22 Rafael Espindola <espindola@google.com>
2145 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2146 newly created statements.
2148 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2151 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2152 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2153 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2155 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2158 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2159 Adjust -mcmodel=medium description for 2005-07-31 changes.
2161 2008-10-22 Jan Hubicka <jh@suse.cz>
2162 Jakub Jelinek <jakub@redhat.com>
2165 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2167 2008-10-21 Richard Henderson <rth@redhat.com>
2170 * emit-rtl.c (get_spill_slot_decl): Export.
2171 * emit-rtl.h (get_spill_slot_decl): Declare.
2172 * var-tracking.c (vt_add_function_parameters): Relax assertion
2173 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2175 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2177 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2178 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2181 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2184 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2185 processed by get_maxval_strlen.
2187 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2190 * tree.c (get_file_function_name): Copy first_global_object_name.
2191 Centralize call to clean_symbol_name.
2193 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2195 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2196 * config/svr4.h (SVR4_ASM_SPEC): New.
2197 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2198 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2200 * doc/invoke.texi (Option Summary): Add -T to linker options.
2201 (Link Options): Document -T.
2203 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2205 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2208 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2211 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2213 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2215 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2218 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2220 * doc/install.texi: Fix typos in previous patch.
2222 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2224 * doc/install.texi: Document in-tree building of gcc and mpfr.
2226 2008-10-19 Richard Guenther <rguenther@suse.de>
2228 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2230 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2233 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2234 (build_enumerator): Convert enumerators that fit in integer to
2237 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.md (unnamed peephole2): Do not force memory
2240 operands of arith or logical instructions into registers for
2241 non-TARGET_READ_MODIFY targets.
2243 (ffs_cmove): Change operand 0 predicate to register_operand.
2244 Change operand 1 predicate to nonimmediate_operand.
2246 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2248 2008-10-18 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2251 VIEW_CONVERT_EXPR case against invalid gimple.
2253 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2255 * c-parser.c (c_parser_binary_expression): Silence the
2256 uninitialized variable warning emitted for binary_loc.
2258 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2260 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2263 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2266 * c-typeck.c (build_unary_op): Use omit_one_operand for
2267 IMAGPART_EXPR of real argument.
2269 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2271 PR tree-optimization/37664
2272 * fold-const.c (fold_binary): When optimizing comparison with
2273 highest or lowest type's value, don't consider TREE_OVERFLOW.
2275 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2278 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2279 * coverage.c: Include tm_p.h.
2280 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2281 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2282 dollar signs from PREFIX.
2283 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2284 instead of manual strip_name_encoding.
2286 2008-10-16 Richard Guenther <rguenther@suse.de>
2289 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2290 volatile qualified functions or methods as relevant.
2292 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2294 PR tree-optimization/37525
2295 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2296 sizetype unsigned constants, both in the case of C and bounds.
2298 2008-10-15 Jan Hubicka <jh@suse.cz>
2300 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2302 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2305 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2306 HARD_REGNO_CALL_PART_CLOBBERED.
2308 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2311 * ira-lives.c (mark_early_clobbers): Remove.
2312 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2313 check_and_make_def_conflicts,
2314 make_early_clobber_and_input_conflicts,
2315 mark_hard_reg_early_clobbers): New functions.
2316 (process_bb_node_lives): Call
2317 make_early_clobber_and_input_conflicts and
2318 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2320 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2321 early clobbers of pseudo-registers.
2323 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2326 * ira-build.c (ira_flattening): Recalculate
2327 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2328 from the scratch instead of the propagation.
2330 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2332 * doc/rtl.texi (const_double): Remove the "addr" operand.
2333 Describe CONST_DOUBLE_* macros under const_double rather
2335 (const_fixed): Fix the operand description.
2336 (const): Add an @findex directive.
2337 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2338 after the constant rtl table.
2339 (fix): Combine floating-point and fixed-point descriptions.
2341 * sched-deps.c (sched_analyze_2): Remove reference to
2344 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2346 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2348 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2349 for UNSPEC_GOTSYM_OFFs.
2350 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2351 (add_GOT_to_pic_reg): Use it.
2352 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2354 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2355 Harsha Jagasia <harsha.jagasia@amd.com>
2357 PR tree-optimization/37485
2358 * graphite.c (gmp_cst_to_tree): Moved.
2359 (iv_stack_entry_is_constant): New.
2360 (iv_stack_entry_is_iv): New.
2361 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2362 (loop_iv_stack_insert_constant): New.
2363 (loop_iv_stack_pop): Use new datatpype.
2364 (loop_iv_stack_get_iv): Same.
2365 (loop_iv_stack_get_iv_from_name): Same.
2366 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2367 (loop_iv_stack_patch_for_consts): New.
2368 (loop_iv_stack_remove_constants): New.
2369 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2370 (translate_clast): Call loop_iv_stack_patch_for_consts and
2371 loop_iv_stack_remove_constants.
2372 (gloog): Use new datatype. Redirect construction edge to end
2373 block to avoid accidental deletion.
2374 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2376 (union iv_stack_entry_data): New. Data in iv stack entry.
2377 (struct iv_stack_entry): New. Datatype for iv stack entries.
2379 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2381 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2382 * graphite.c (free_scop): Same.
2383 (build_scops): Same.
2384 (free_scattering): New.
2385 (build_cloog_prog): Call free_scattering.
2386 (patch_phis_for_virtual_defs): Fix memleak.
2387 (graphite_trans_bb_strip_mine): Same.
2388 (limit_scops): Same.
2390 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2391 Harsha Jagasia <harsha.jagasia@amd.com>
2393 PR tree-optimization/37828
2394 * graphite.c (graphite_trans_loop_block): Do not loop block
2395 single nested loops.
2397 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2399 PR tree-optimization/37686
2400 * tree-loop-linear.c (linear_transform_loops): Build a
2401 loop nest vector. Pass it to lambda_compute_access_matrices.
2402 * tree-data-ref.h (struct access_matrix): Store the loop nest
2403 relative to which it encodes the information.
2404 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2405 (am_vector_index_for_loop): Reimplemented: iterate over the
2406 loop nest for finding the loop index in the access matrix.
2407 (lambda_compute_access_matrices): Update declaration.
2408 * lambda-code.c (build_access_matrix): Pass the loop nest and
2410 (lambda_compute_access_matrices): Same.
2412 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2414 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2415 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2416 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2417 already implies hard float. Also fix several insn condition
2418 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2420 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2423 Based on patches by Laurent Vivier.
2424 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2425 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2426 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2427 dollar sign to underscore.
2428 (ASM_OUTPUT_EXTERNAL): Same.
2429 (ASM_OUTPUT_LABELREF): New.
2430 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2432 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2433 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2434 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2435 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2437 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2439 PR tree-optimization/36881
2440 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2441 that each value doesn't need runtime relocations, for !flag_pic
2442 check that each value is just a valid initializer constant.
2444 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2446 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2447 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2448 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2449 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2451 (REG_CLASS_NAMES): Update accordingly.
2452 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2453 rather than an unpredictable descriptive string.
2454 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2455 (mips_register_move_cost): Check for specific COP*_REGS classes,
2456 instead of ALL_COP_AND_GR_REGS.
2457 (mips_ira_cover_classes): New function.
2458 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2459 (TARGET_IRA_COVER_CLASSES): Define.
2461 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2464 * tree.c (build_type_attribute_qual_variant): Hash on the
2465 unqualified type, and don't overwrite an existing
2466 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2467 allow distinguishing between wchar_t and its underlying type. This
2468 also means that we'll retain a little more typedef information.
2470 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2471 Dmitry Melnik <dm@ispras.ru>
2472 Dmitry Zhurikhin <zhur@ispras.ru>
2473 Alexander Monakov <amonakov@ispras.ru>
2474 Maxim Kuvyrkov <maxim@codesourcery.com>
2476 * target.h (struct gcc_target): Update prototypes of needs_block_p
2478 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2479 * sel-sched.c (create_speculation_check): Likewise.
2480 * doc/tm.texi: Provide documentation for new target hooks.
2482 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2483 (ia64_gen_spec_insn): Removed.
2484 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2485 ia64_gen_spec_check): New static functions.
2486 (ia64_alloc_sched_context, ia64_init_sched_context,
2487 ia64_set_sched_context, ia64_clear_sched_context,
2488 ia64_free_sched_context, ia64_get_insn_spec_ds,
2489 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2490 (ia64_needs_block_p): Change prototype.
2491 (ia64_gen_check): Rename to ia64_gen_spec_check.
2492 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2493 into declaration, add special memory dependencies handling.
2494 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2495 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2496 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2497 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2498 Define new target hooks.
2499 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2500 (ia64_optimization_options): Turn on selective scheduling with -O3,
2501 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2502 default with selective scheduling.
2503 (ia64_override_options): Initialize align_loops and align_functions
2504 to 32 and 64, respectively. Set global selective scheduling flags
2505 according to target-dependent flags.
2506 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2507 (group_barrier_needed): Use new mstop-bit-before-check flag.
2509 (dfa_state_size): Make global.
2510 (spec_check_no, max_uid): Remove.
2511 (mem_ops_in_group, current_cycle): New variables.
2512 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2513 Initialize new variables.
2514 (is_load_p, record_memory_reference): New functions.
2515 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2517 (ia64_variable_issue): Change use of current_sched_info to
2518 sched_deps_info. Update comment. Note if a load or a store is issued.
2519 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2520 advance if maximal number of loads or stores was issued on current
2522 (scheduled_good_insn): New static helper function.
2523 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2524 a group barrier is needed. Fix vertical spacing. Guard the code
2525 doing state transition with last_scheduled_insn check.
2526 Mark that a stop bit should be before current insn if there was a
2527 cycle advance. Update current_cycle and mem_ops_in_group.
2528 (ia64_h_i_d_extended): Change use of current_sched_info to
2529 sched_deps_info. Reallocate stops_p by larger chunks.
2530 (struct _ia64_sched_context): New structure.
2531 (ia64_sched_context_t): New typedef.
2532 (ia64_alloc_sched_context, ia64_init_sched_context,
2533 ia64_set_sched_context, ia64_clear_sched_context,
2534 ia64_free_sched_context): New static functions.
2535 (gen_func_t): New typedef.
2536 (get_spec_load_gen_function): New function.
2537 (SPEC_GEN_EXTEND_OFFSET): Declare.
2538 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2539 (get_mode_no_for_insn): Change the condition that prevents use of
2540 special hardware registers so it can now handle pseudos.
2541 (get_spec_unspec_code): New function.
2542 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2543 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2544 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2545 during selective scheduling.
2546 (ia64_speculate_insn): Use ds_get_speculation_types when
2547 determining whether we need to change the pattern.
2548 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2549 (ia64_spec_check_src_p): Support new speculation/check codes.
2550 (struct bundle_state): New field.
2551 (issue_nops_and_insn): Initialize it.
2552 (insert_bundle_state): Minimize mid-bundle stop bits.
2553 (important_for_bundling_p): New function.
2554 (get_next_important_insn): Use important_for_bundling_p.
2555 (bundling): When shifting TImode from unimportant insns, ignore
2556 also group barriers. Assert that best state is found before
2557 the backward bundling pass. Print number of mid-bundle stop bits.
2558 Minimize mid-bundle stop bits. Check correct calculation of
2559 mid-bundle stop bits.
2560 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2561 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2563 (sel2_run): New variable.
2564 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2565 selective scheduling pass instead of schedule_ebbs.
2567 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2568 (UNSPEC_LDS_A): New UNSPEC.
2569 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2570 movti_internal, movsf_internal, movdf_internal,
2571 movxf_internal): Make visible. Add speculable* attributes.
2572 (output_c_nc): New mode attribute.
2573 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2574 mov<mode>_nc, zero_extend<mode>di2_nc,
2575 advanced_load_check_nc_<mode>): New insns.
2576 (zero_extend*): Add speculable* attributes.
2578 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2579 (msched-stop-bits-after-every-cycle): Likewise.
2580 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2582 (msched-spec-verbose): Remove.
2583 (msched-prefer-non-data-spec-insns,
2584 msched-prefer-non-control-spec-insns,
2585 msched-count-spec-in-critical-path,
2586 msel-sched-dont-check-control-spec): Use Target Report Var
2587 instead of Common Report Var.
2589 * config/ia64/itanium2.md: Remove incorrect bypass.
2591 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2593 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2596 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2597 and -fhelp=separate.
2599 2008-10-14 Ben Elliston <bje@au.ibm.com>
2601 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2603 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2605 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2608 2008-10-13 Matthias Klose <doko@ubuntu.com>
2610 * config/pa/linux-atomic.c: Work around missing header file
2611 for hppa64-linux-gnu targets.
2613 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2614 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2615 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2616 Grace Cao <grace_cao@playstation.sony.com>
2618 * doc/invoke.texi (-mgen-cell-microcode): Document.
2619 (-mwarn-cell-microcode): Document.
2620 * cfglayout.c (locator_location): Export.
2621 * rtl.h (locator_location): Define prototype.
2622 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2624 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2625 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2626 (mwarn-cell-microcode): New option.
2627 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2628 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2629 cell and not already set.
2630 Turn off string instructions if not generating cell microcode.
2631 (rs6000_final_prescan_insn): New function that warns about microcoded
2633 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2634 * config/rs6000/rs6000.md
2635 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2636 the instruction would have been microcoded on the Cell. Set
2637 cell_micro to always on unnamed patterns for the string instructions.
2638 (cell_micro): Update definition, remove load/store conditional
2640 (sign_extend:DI): Define new pattern for non microcoded version.
2641 (sign_extend:SI): Likewise.
2642 (compare (div:P)): Set cell_micro to not.
2643 (andsi3): Define as an expand.
2644 (andsi3_mc): New pattern.
2645 (andsi3_nomc): New pattern.
2646 (andsi3_internal0_nomc): New pattern.
2647 (andsi3_internal2): Rename to ...
2648 (andsi3_internal2_mc): this and enable iff generating microcode.
2649 (andsi3_internal3): Rename to ...
2650 (andsi3_internal3_mc): this and enable iff generating microcode.
2651 (andsi3_internal4): Enable iif generating microcode.
2652 (andsi3_internal5): Rename to ..
2653 (andsi3_internal5_mc): this and enable iff generating microcode.
2654 (andsi3_internal5_nomc): New pattern.
2655 (extzvdi_internal1): Enable iff generating microcode.
2656 (extzvdi_internal2): Likewise.
2657 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2658 (anddi3): Change to expand.
2659 (anddi3_mc): Rename from anddi3.
2660 (anddi3_no_mc): New pattern.
2661 (anddi3_internal2): Rename to ..
2662 (anddi3_internal2_mc): this and enable iff generating microcode.
2663 (anddi3_internal2_nomc): New pattern.
2664 (anddi3_internal3): Rename to ..
2665 (anddi3_internal3_mc): this and enable iff generating microcode.
2666 (anddi3_internal3_nomc): New pattern.
2667 (movti_string): Set cell_micro to always if TARGET_STRING.
2668 (stmsi8): Set cell_micro to always.
2674 (stmsi8_power): Likewise.
2675 (stmsi7_power): Likewise.
2676 (stmsi6_power): Likewise.
2677 (stmsi5_power): Likewise.
2678 (stmsi4_power): Likewise.
2679 (stmsi3_power): Likewise.
2680 (movsi_update2): Enable iff generating microcode.
2681 (movhi_update3): Likewise.
2682 (lmw): Set cell_micro to always.
2684 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2686 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2687 * config/s390/s390.c (machine_function): Remove
2688 decomposed_literal_pool_addresses_ok_p.
2689 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2690 the difference of two labels.
2691 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2692 (s390_pool_offset): New function.
2693 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2694 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2696 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2698 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2699 (powerpc*-*-linux-gnu*): Describe.
2700 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2701 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2702 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2703 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2704 config/rs6000/e500crtres32gpr.asm,
2705 config/rs6000/e500crtres64gpr.asm,
2706 config/rs6000/e500crtres64gprctr.asm,
2707 config/rs6000/e500crtrest32gpr.asm,
2708 config/rs6000/e500crtrest64gpr.asm,
2709 config/rs6000/e500crtresx32gpr.asm,
2710 config/rs6000/e500crtresx64gpr.asm,
2711 config/rs6000/e500crtsav32gpr.asm,
2712 config/rs6000/e500crtsav64gpr.asm,
2713 config/rs6000/e500crtsav64gprctr.asm,
2714 config/rs6000/e500crtsavg32gpr.asm,
2715 config/rs6000/e500crtsavg64gpr.asm,
2716 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2717 * config/rs6000/crtsavres.asm: Really remove.
2719 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2722 * c-format.c (convert_format_name_to_system_name): Use
2723 TARGET_OVERRIDES_FORMAT_INIT.
2724 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2725 * config/i386/mingw.opt: New.
2726 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2727 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2728 (ms_printf_length_specs): Removed const specifier.
2729 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2730 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2732 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2734 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2735 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2737 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2740 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2741 sure that ref has valid bb.
2743 2008-10-12 Richard Henderson <rth@redhat.com>
2746 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2747 * alias.c (value_addr_p, stack_addr_p): Remove.
2748 (nonoverlapping_memrefs_p): Remove IRA special case.
2749 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2750 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2751 * reload1.c (alter_reg): Use it.
2753 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2756 of registers instead of eax, ebx, ecx and edx. Use for loop
2757 and check register for non-zero value before the call
2758 to decode_caches_intel.
2760 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2762 PR rtl-optimization/37448
2763 * df.h: (df_ref_class): New enum.
2764 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2765 (struct df_ref): Replaced with union df_ref_d.
2766 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2767 New members of df_ref_d union.
2768 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2769 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2770 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2771 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2772 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2773 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2774 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2775 (df_scan_bb_info, df_bb_regno_first_def_find,
2776 df_bb_regno_last_def_find, df_find_def, df_find_use,
2777 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2778 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2779 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2780 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2781 Replaced struct df_ref * with df_ref.
2782 * df-scan.c (df_collection_rec, df_null_ref_rec,
2783 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2784 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2785 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2786 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2787 df_reorganize_refs_by_reg_by_reg,
2788 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2789 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2790 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2791 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2792 df_bb_refs_record, df_exit_block_uses_collect,
2793 df_record_exit_block_uses, df_reg_chain_mark,
2794 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2795 df_ref * with df_ref.
2796 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2797 df_ref_class parameter.
2798 (df_scan_problem_data): Added new pools for different types of refs.
2799 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2800 df_ref_create_structure): Processed new ref pools.
2801 (df_scan_start_dump): Added counts of refs and insns.
2802 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2803 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2804 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2805 code to pass df_ref_class down to ref creation functions.
2806 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2807 df_reg_chain_mark): Use macros to hide references to df_refs.
2808 (df_ref_chain_change_bb): Removed.
2809 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2810 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2811 Enhanced to understand df_ref union structure.
2812 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2813 all_uses_available_at, update_df, try_fwprop_subst,
2814 forward_propagate_subreg, forward_propagate_and_simplify,
2815 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2816 df_ref * with df_ref.
2817 (use_killed_between, all_uses_available_at): Use macros to hide
2818 references to df_refs.
2819 * regstat.c (regstat_bb_compute_ri,
2820 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2822 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2823 see_handle_relevant_refs, see_analyze_one_def,
2824 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2825 struct df_ref * with df_ref.
2826 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2827 global_conflicts): Replaced struct df_ref * with df_ref.
2828 * ddg.c (create_ddg_dep_from_intra_loop_link,
2829 add_cross_iteration_register_deps, build_inter_loop_deps):
2830 Replaced struct df_ref * with df_ref.
2831 (create_ddg_dep_from_intra_loop_link,
2832 add_cross_iteration_register_deps): Use macros to hide references
2834 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2835 df_ref * with df_ref.
2836 * df-core.c (df_bb_regno_first_def_find,
2837 df_bb_regno_last_def_find, df_find_def, df_find_use,
2838 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2839 debug_df_ref): Replaced struct df_ref * with df_ref.
2840 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2841 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2843 * web.c (union_defs, entry_register, replace_ref, web_main):
2844 Replaced struct df_ref * with df_ref.
2845 (union_defs, replace_ref): Use macros to hide references to df_refs.
2846 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2847 Replaced struct df_ref * with df_ref.
2848 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2849 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2850 Replaced struct df_ref * with df_ref.
2851 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2852 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2854 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2855 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2856 df_compute_accessed_bytes_strict_low_part,
2857 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2858 Replaced struct df_ref * with df_ref.
2859 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2860 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2861 df_ref * with df_ref.
2862 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2863 check_dependency, check_dependencies, record_uses): Replaced
2864 struct df_ref * with df_ref.
2865 (invariant_for_use, check_dependency): Use macros to hide
2866 references to df_refs.
2867 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2868 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2869 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2870 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2871 references to df_refs.
2872 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2874 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2875 * df-problems.c (df_rd_bb_local_compute_process_def,
2876 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2877 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2878 df_chain_remove_problem, df_chain_create_bb_process_use,
2879 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2880 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2881 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2882 df_byte_lr_simulate_artificial_refs_at_top,
2883 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2884 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2885 df_simulate_uses, df_simulate_artificial_refs_at_end,
2886 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2888 (df_chain_dump): Use macros to hide references to df_refs.
2889 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2890 df_ref * with df_ref.
2891 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2892 mark_artificial_uses, mark_reg_dependencies,
2893 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2895 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2897 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2899 (array_ref_element_size): Likewise.
2900 (array_ref_low_bound): Likewise.
2901 (array_ref_up_bound): Likewise.
2902 * expr.c (contains_packed_reference): Likewise.
2903 (array_ref_element_size): Likewise.
2904 (array_ref_low_bound): Likewise.
2905 (array_ref_up_bound): Likewise.
2906 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2907 with ARRAY_RANGE_REF.
2908 (idx_find_step): Likewise.
2909 (idx_record_use): Likewise.
2910 (strip_offset_1): Likewise.
2911 (idx_remove_ssa_names): Likewise.
2913 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2914 Andi Kleen <ak@linux.intel.com>
2916 * config/i386/cpuid.h (__cpuid_count): New defines.
2917 * config/i386/driver-i386.c (struct cache_desc): New structure.
2918 (describe_cache): Use struct cache_desc to pass cache descriptions.
2919 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2920 (detect_caches_amd): Use struct cache_desc to describe caches.
2921 (decode_caches_intel): Use struct cache_desc to pass cache
2922 descriptions. Update descriptions to match latest (rev -032,
2923 December 2007) CPUID documentation. Do not check valid bit here.
2924 Check for Xeon MP value 0x49 problems.
2925 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2926 Check valid bit before calling decode_caches_intel. Detect number
2927 of times to repeat CPUID instruction.
2928 (detect_caches_cpuid4): New function.
2929 (detect_caches_intel): Depending on max_level, call
2930 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2931 only when other methods fail to provide valid L2 cache description.
2933 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2936 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2937 it to PIC call patterns.
2938 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2939 code generation and attributes from pattern. Change peephole2 to
2940 split for noreturn case. Revise split pattern for non noreturn case.
2941 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2942 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2943 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2946 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2948 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2949 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2951 (divdf3): Reformat long line.
2953 2008-10-11 Michael J. Eager <eager@eagercon.com>
2955 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2957 (rs6000_handle_option): Process -mfpu options.
2958 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2959 (enum fpu_type_t): New.
2960 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2961 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2963 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2964 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2965 * config/rs6000/rs6000.opt (-mfpu): New.
2966 (-mxilinx-fpu): New.
2967 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2968 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2969 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2970 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2971 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2973 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2976 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2977 LO_SUM on Darwin if mode has just one unit.
2979 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2982 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2983 has been optimized out.
2985 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2987 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2988 instead of PIC_DIRECT_ADDR_P.
2989 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2990 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2991 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2992 (PIC_OFFSET_P): Rename to...
2993 (PCREL_SYMOFF_P): ...this.
2994 (PIC_DIRECT_ADDR_P): Delete.
2995 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2997 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2998 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2999 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3000 * config/sh/sh.c (print_operand): Remove CONST handling.
3001 (unspec_caller_rtx_p): Rewrite to use split_const and check
3002 the operands of UNSPEC bases.
3003 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3004 with (unspec [A B] UNSPEC_SYMOFF).
3005 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3006 UNSPEC_PCREL_SYMOFF.
3007 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3008 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3009 (UNSPEC_EXTRACT_U16): Likewise.
3010 (UNSPEC_SYMOFF): Likewise.
3011 (UNSPEC_PCREL_SYMOFF): Likewise.
3012 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3014 (movsi_const_16bit): Likewise.
3015 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3016 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3017 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3018 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3019 with (unspec [A B] UNSPEC_SYMOFF).
3020 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3021 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3022 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3023 (Csu): Likewise UNSPEC_EXTRACT_U16.
3024 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3025 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3027 2008-10-10 Stepan Kasal <skasal@redhat.com>
3029 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3030 for loop strip mining and loop blocking.
3032 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3034 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3035 vary types depending on debug info.
3037 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3039 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3040 before ensuring it's already computed.
3042 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3044 * rtl.h (locator_eq): New decl.
3045 * cfglayout.c (locator_scope): New function.
3046 (insn_scope): Use it.
3047 (locator_eq): New function.
3048 (fixup_reorder_chain): Search for last insn in src bb
3049 that has locator set or first insn in dest bb. Use
3050 locator_eq instead of == to compare locators.
3051 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3052 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3053 == to compare locators.
3055 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3057 * gimple-low.c (lower_function_body, lower_gimple_return,
3058 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3059 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3060 goto_block on edges if goto_locus is known.
3063 * tree.h (get_object_alignment): Declare.
3064 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3065 get_object_alignment if needed.
3066 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3068 (get_object_alignment): ... here. New function. Try harder to
3069 determine alignment from get_inner_reference returned offset.
3071 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3073 * graphite.c (gloog): Don't call find_unreachable_blocks
3074 before delte_unreachable_blocks.
3076 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3077 goto_locus of true_edge into RTL locator.
3079 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3082 (*jcc_btdi_mask_rex64): Ditto.
3084 (*jcc_btsi_mask): Ditto.
3085 (*jcc_btsi_1): Ditto.
3086 (*jcc_btsi_mask_1): Ditto.
3088 2008-10-08 Paul Brook <paul@codesourcery.com>
3090 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3091 compatible profiler (__gnu_mcount_nc).
3092 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3094 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3096 * config/i386/i386.c (initial_ix86_tune_features): Add
3097 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3098 * config/i386/i386.h (ix86_tune_indices): Likewise.
3099 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3101 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3102 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3103 for FP to FP splitters.
3105 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3107 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3110 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3114 PR rtl-optimization/37341
3115 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3116 to ORIG_BB, pass through ORIG_BB recursively.
3117 (cse_condition_code_reg): Adjust caller.
3119 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3121 * sdbout.c (sdbout_one_type): Treat the value type
3122 CONST_DECL for enumerals.
3124 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3126 * config/i386/i386.md: Remove trailing white spaces.
3128 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3130 PR rtl-optimization/37448
3131 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3132 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3134 (struct output_info) [count]: Renamed total_created and made
3136 (struct output_info) [size]: Renamed total_allocated and made
3138 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3139 Properly keep track of desc->size.
3140 (print_statistics, dump_alloc_pool_statistics): Enhance the
3141 printing of statistics to print the number of elements and to use
3144 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3147 * opts.h (CL_SAVE): Move up to flags range.
3148 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3149 CL_COMMON): Renumber.
3150 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3151 * opts.c (common_handle_option): Revert last change.
3153 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3155 * config/i386/i386-protos.h (ix86_schedule): New.
3157 * config/i386/i386.c (ix86_schedule): New.
3158 (override_options): Add schedule to processor_alias_table. Set
3159 ix86_schedule from the schedule field in processor_alias_table.
3160 (ix86_function_specific_save): Save ix86_schedule.
3161 (ix86_function_specific_restore): Restore ix86_schedule.
3163 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3164 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3167 * config/i386/i386.opt: Add schedule.
3169 * config/i386/ppro.md: Remove generic32.
3171 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3174 * expr.c (count_type_elements): Handle ERROR_MARK.
3176 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3181 * basic-block.h (struct edge_def): Add goto_block field.
3182 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3183 one insn with locus corresponding to edge's goto_locus if !optimize.
3184 * profile.c (branch_prob): Copy edge's goto_block.
3185 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3187 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3188 locator in between the merged basic blocks if !optimize and needed.
3189 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3190 goto_locus into RTL locator. For unconditional jump use that
3191 locator for the jump insn.
3192 (expand_gimple_cond): Convert goto_block and goto_locus into
3193 RTL locator for all remaining edges. For unconditional jump
3194 use that locator for the jump insn.
3195 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3196 there is more than one edge or insn locator along the forwarding
3197 edges and !optimize. If there is just one, set e->goto_locus.
3198 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3200 (move_block_to_fn): Adjust edge's goto_block.
3202 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3205 * expmed.c (expand_mult): Properly check DImode constant in
3208 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3211 * dwarf2out.c (common_block_die_table): New variable.
3212 (common_block_die_table_hash, common_block_die_table_eq): New
3214 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3215 COMMON block in the current scope rather than globally. Optimize
3216 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3217 DW_OP_addr SYMBOL_REF+off.
3219 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3221 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3222 Return true for non-addressable GIMPLE operands.
3224 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3227 * config/i386/i386.c (initial_ix86_tune_features): Remove
3228 X86_TUNE_USE_BIT_TEST.
3229 * config/i386/i386.h (ix86_tune_indices): Likewise.
3230 (TARGET_USE_BIT_TEST): Removed.
3232 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3234 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3236 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3238 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3239 (mul<mode>3_mul3): ... into this new template.
3241 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3243 * gimplify.c (gimplify_arg): Add location argument. Use it.
3244 (gimplify_call_expr): Pass location to gimplify_arg.
3245 (gimplify_modify_expr_to_memcpy): Same.
3246 (gimplify_modify_expr_to_memset): Same.
3248 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3250 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3251 Update calls to build_unary_op and build_indirect_ref for location
3254 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3257 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3258 * c-typeck.c (array_to_pointer_conversion): Pass location to
3260 (function_to_pointer_conversion): Use error_at and warning_at.
3261 (build_indirect_ref): Same.
3262 (build_array_ref): Pass location to build_binary_op.
3263 (parser_build_unary_op): Do not set location after calling
3265 (build_unary_op): Add location argument. Use it throughout. Set
3266 EXPR_LOCATION before returning new tree.
3267 (build_modify_expr): Same.
3268 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3270 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3271 build_indirect_ref, build_modify_expr.
3272 (c_finish_omp_for): Same. Use error_at instead of error.
3273 * c-common.c (c_common_truthvalue_conversion): Pass location to
3275 (warn_for_div_by_zero): Add location argument.
3276 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3277 build_unary_op, warn_for_div_by_zero.
3278 * c-parser.c (c_parser_typeof_specifier): Use
3279 protected_set_expr_location.
3280 (c_parser_statement_after_labels): Same.
3281 (c_parser_condition): Same.
3282 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3283 (c_parser_conditional_expression): Use protected_set_expr_location.
3284 (c_parser_unary_expression): Pass location to build_indirect_ref.
3285 (c_parser_postfix_expression_after_primary): Pass location to
3286 build_indirect_ref, build_unary_op.
3287 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3289 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3291 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3292 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3293 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3295 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3296 (mips_issue_rate): Handle PROCESSOR_R10000.
3297 * config/mips/mips.md (cpu): Add r10000.
3299 * config/mips/10000.md: New file.
3301 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3303 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3304 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3305 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3307 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3309 * config/darwin-protos.h (machopic_function_base_name): Delete.
3310 (machopic_function_base_sym): Likewise.
3311 (machopic_gen_offset): Declare.
3312 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3313 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3314 * config/darwin.c (machopic_function_base_name): Delete.
3315 (machopic_function_base_sym): Likewise.
3316 (gen_pic_offset): Rename to...
3317 (machopic_gen_offset): ...this and remove the pic_base argument.
3318 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3319 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3320 crtl->uses_pic_offset_table.
3321 (machopic_indirect_data_reference): Use new machopic_gen_offset
3323 (machopic_legitimize_pic_address): Likewise.
3324 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3326 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3327 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3328 * config/i386/i386.c (output_set_got): Likewise.
3329 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3331 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3332 (legitimate_address_p): Likewise.
3333 (output_pic_addr_const): Likewise.
3334 (output_addr_const_extra): Likewise.
3335 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3336 match an UNSPEC rather than a MINUS.
3337 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3338 (builtin_setjmp_receiver): Use machopic_gen_offset.
3339 * config/i386/predicates.md (pic_symbolic_operand): Handle
3340 UNSPEC_MACHOPIC_OFFSET.
3342 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3343 Use machopic_gen_offset and machopic_operand_p.
3344 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3345 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3346 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3347 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3348 Set crtl->uses_pic_offset_table.
3350 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3352 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3354 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3355 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3356 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3357 (constant_pool_expr_p): Use split_const and check the base.
3358 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3360 (legitimate_constant_pool_address_p): Check toc_relative_p
3361 instead of constant_pool_expr_p.
3362 (print_operand_address): Always use output_addr_const for
3363 constant pool addresses.
3364 (rs6000_output_addr_const_extra): New function.
3365 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3367 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3371 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3372 (mark_ref_live, mark_ref_dead): Use them.
3373 (def_conflicts_with_inputs_p): Remove.
3374 (mark_early_clobbers): New function.
3375 (process_bb_node_lives): Call preprocess_constraints and
3376 mark_early_clobbers.
3378 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3380 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3382 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3383 lib with -mthread switch.
3385 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3388 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3389 function in two, making it call a new and reusable
3390 dwarf2out_imported_module_or_decl() that takes the containing
3391 BLOCK of the declaration in argument.
3392 (dwarf2out_imported_module_or_decl_real): New function.
3393 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3394 IMPORTED_DECL in account.
3395 * tree.def: Added IMPORTED_DECL node type.
3396 * tree.h: Added accessors for IMPORTED_DECL nodes.
3397 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3399 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3401 * doc/gimple.texi: Fix some typos, wrap some long lines,
3402 fix some broken wraps with continuations.
3403 * tree-ssa-reassoc.c: Fix comment typos.
3405 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3408 * pa.c (legitimize_pic_address): Force function labels to memory in
3411 2008-10-04 Anton Blanchard <anton@samba.org>
3413 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3414 (rs6000_split_atomic_op): Same.
3415 (rs6000_split_compare_and_swap): Same.
3416 (rs6000_split_compare_and_swapqhi): Same.
3418 2008-10-04 Richard Guenther <rguenther@suse.de>
3420 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3421 instead of pointer equality.
3422 (vn_nary_op_eq): Likewise.
3424 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3426 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3428 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3429 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3431 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3433 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3434 Revert previous change.
3436 2008-10-03 Tom Tromey <tromey@redhat.com>
3438 * stringpool.c (ggc_alloc_string): Terminate string.
3440 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3442 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3443 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3444 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3447 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3450 2008-10-03 Pascal Obry <obry@adacore.com>
3452 * gcov.c (create_file_names): Properly handle UNIX and DOS
3453 directory separators.
3454 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3455 separator to '~' to ensure clean filenames on Windows.
3457 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3459 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3460 Add a null terminator to the stripped name.
3462 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3464 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3465 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3466 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3467 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3468 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3469 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3470 TARGET_SINGLE_FLOAT.
3472 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3474 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3476 2008-10-02 Richard Guenther <rguenther@suse.de>
3479 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3480 and VECTOR_TYPE recurse with useless_type_conversion_p which
3481 properly handles void pointer conversion.
3483 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3486 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3487 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3489 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3491 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3492 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3493 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3494 they translate to non builtins.
3495 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3496 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3497 __builtin_vec_promote, __builtin_vec_extract, and
3498 __builtin_vec_insert.
3499 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3500 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3501 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3502 * config/rs6000/altivec.h (vec_extract): Define
3503 (vec_insert): Define.
3504 (vec_splats): Define.
3505 (vec_promote): Define.
3507 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3508 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3509 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3511 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3513 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3514 prototype. Add new parameter, blk.
3515 Use BLKmode for the MEM if blk is true.
3516 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3517 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3518 ALTIVEC_BUILTIN_STVRXL.
3519 Update usage of altivec_expand_lv_builtin.
3520 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3521 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3522 (altivec_init_builtins): If compiling for the Cell, also define the
3524 * config/rs6000/rs6000.h (rs6000_builtins): Define
3525 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3526 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3527 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3528 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3529 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3530 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3531 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3532 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3533 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3534 UNSPEC_STVRX, and UNSPEC_STVRXL.
3535 (altivec_lvlx): New pattern.
3536 (altivec_lvlxl): New pattern.
3537 (altivec_lvrx): New pattern.
3538 (altivec_lvrxl): New pattern.
3539 (altivec_stvlx): New pattern.
3540 (altivec_stvlxl): New pattern.
3541 (altivec_stvrx): New pattern.
3542 (altivec_stvrxl): New pattern.
3543 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3544 (vec_lvlxl): Likewise.
3545 (vec_lvrx): Define if PPU is defined.
3546 (vec_lvrxl): Likewise.
3547 (vec_stvlx): Define if PPU is defined.
3548 (vec_stvlxl): Likewise.
3549 (vec_stvrx): Define if PPU is defined.
3550 (vec_stvrxl): Likewise.
3552 2008-10-01 Geert Bosch <bosch@adacore.com>
3554 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3556 2008-10-01 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/37617
3559 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3560 do not add to the NEW_SETS.
3562 2008-10-01 Richard Guenther <rguenther@suse.de>
3565 * tree-vrp.c (execute_vrp): If we optimized away the default
3566 case make sure to promote the label that got in place of it
3567 to a default case label.
3569 2008-10-01 Richard Henderson <rth@redhat.com>
3572 * tree-complex.c (set_component_ssa_name): Don't optimize
3573 is_gimple_min_invariant values with ssa_names in abnormal phis.
3575 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3577 PR tree-optimization/37662
3578 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3579 commutative binary operation if they are in the wrong order and
3580 fold_build2 produces non-GIMPLE.
3582 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3584 PR tree-optimization/37662
3585 PR tree-optimization/37663
3586 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3587 get_value_range with non-SSA_NAME. Don't assert operands have been
3588 folded, instead just bail out.
3590 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3592 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3594 2008-09-30 Richard Guenther <rguenther@suse.de>
3597 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3598 build restrict-qualified pointers.
3599 (vectorizable_store): Move alias check later.
3600 (vectorizable_load): Likewise.
3602 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3604 * c-common.c (empty_if_body_warning): Remove.
3605 * c-common.h (empty_if_body_warning): Remove.
3606 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3607 here the -Wempty-body warning for `if' and `else' statements.
3608 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3610 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3612 * config/i386/i386.opt: Add msse2avx.
3614 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3615 * config/i386/linux64.h (ASM_SPEC): Likewise.
3617 * doc/invoke.texi: Document -msse2avx.
3619 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3621 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3623 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3625 * ifcvt.c (noce_emit_store_flag): If using condition from original
3626 jump, reverse it if if_info->cond was reversed.
3628 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3630 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3631 non-constant memory if it cannot be forced to constant memory.
3632 Overhaul surrounding code and factor out common condition.
3634 2008-09-29 Jeff Law <law@redhat.com>
3636 * reload1.c (alter_reg): Add missing curly braces.
3638 2008-09-29 Michael J. Eager <eager@eagercon.com>
3640 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3642 * config/rs6000/rs6000.c (rs6000_override_options): Move
3643 rs6000_init_hard_regno_mode_ok after all options changed.
3644 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3645 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3646 -msimple-fpu flags. Add warning messages if single FP not configured.
3647 (rs6000_file_start): Output gnu_attribute for single-float.
3648 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3649 (rs6000_legitimize_address): Likewise.
3650 (rs6000_legitimize_reload_address): Likewise.
3651 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3652 TARGET_SINGLE_FLOAT.
3653 (function_arg_advance): Likewise (partial conversion).
3654 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3655 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3656 TARGET_SINGLE_FLOAT.
3657 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3658 (rs6000_emit_prologue): Likewise.
3659 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3660 TARGET_SINGLE_FLOAT.
3661 (rs6000_libcall_value): Likewise.
3662 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3663 (TARGET_DOUBLE_FLOAT): New default to 1
3664 (TARGET_SIMPLE_FPU): New default to 0
3665 (TARGET_SINGLE_FPU): New default to 0
3666 (TARGET_SINGLE_FLOAT_MODE): New.
3667 (TARGET_DOUBLE_FLOAT_MODE): New.
3668 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3669 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3671 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3672 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3673 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3674 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3675 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3676 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3677 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3678 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3679 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3680 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3681 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3682 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3683 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3684 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3685 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3686 cmptf_internal1, *cmptf_internal2): Condition on
3687 TARGET_DOUBLE_FLOAT.
3688 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3689 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3690 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3691 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3692 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3693 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3694 TARGET_SINGLE_FLOAT.
3695 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3696 * config/rs6000/rs6000.opt (-msingle-float): New.
3697 (-mdouble-float): New.
3698 (-msimple-fpu): New.
3699 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3700 -msingle-float, -mdouble-float, -msimple-fpu options.
3701 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3702 _SOFT_DOUBLE for -msingle-float.
3703 * config.gcc: New config for target=powerpc-xilinx-eabi.
3705 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3707 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3708 have exit and entry.
3709 (new_scop): Take entry and exit edge to define new SCoP.
3710 (sd_region_p): New structure used during SCoP detection.
3711 (move_scops): Delete.
3712 (move_sd_regions): New.
3713 (scopdet_info): Change the definition from edges back to basic_blocks.
3714 (scopdet_edge_info): Work on basic_blocks and rename to
3715 scopdet_basic_block_info.
3716 (split_difficult_bb): At the moment removed. We should later
3717 add it at another place.
3718 (build_scops_1): Work on basic_blocks.
3719 (bb_in_sd_region): New.
3720 (find_single_entry_edge): New.
3721 (find_single_exit_edge): New.
3722 (create_single_entry_edge): New.
3723 (sd_region_without_exit): New.
3724 (create_single_exit_edge): New.
3725 (unmark_exit_edges): New.
3726 (mark_exit_edges): New.
3727 (create_sese_edges): New.
3728 (build_graphite_scops): New.
3729 (build_scops): Make SCoPs SESE.
3730 (limit_scops): Use the new functions.
3732 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3734 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3736 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3739 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3740 address to a register before taking the lower part.
3742 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3744 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3747 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3748 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3751 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3752 the newly created variable.
3753 Create a VECTOR_CST of all 1s for vector types.
3755 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3758 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3760 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3762 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3763 order to convert between modes.
3764 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3766 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3768 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3771 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3774 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3778 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3780 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3781 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3782 them to yield false with MIPS16.
3784 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3787 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3788 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3789 mem_loc_descriptor failed. Accept UNSPEC.
3790 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3791 fail if one of the loc_descriptor calls for pieces failed.
3792 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3793 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3794 if loc_descriptor_from_tree_1 on offset failed.
3797 * opts.c (common_handle_option): Don't call print_specific_help with
3798 CL_SAVE as first argument.
3800 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3801 Steve Ellcey <sje@cup.hp.com>
3803 * configure: Regenerate for new libtool.
3804 * aclocal.m4: Ditto.
3806 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3808 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3809 alias set on MEM when saving stack pointer.
3810 * config/rs6000/rs6000.md (allocate_stack): Likewise
3812 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3814 PR tree-optimization/37574
3815 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3816 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3817 instead of vector_type for constants. Take computation out of loop.
3818 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3819 and use only vector_type for invariant case.
3820 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3822 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3825 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3826 the decl is a VAR_DECL or FUNCTION_DECL.
3828 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3831 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3832 (mark_ref_live, mark_ref_dead): Use them.
3833 (def_conflicts_with_inputs_p): Remove.
3834 (mark_early_clobbers): New function.
3835 (process_bb_node_lives): Call preprocess_constraints and
3836 mark_early_clobbers.
3838 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3840 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3843 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3844 (ira_compress_allocno_live_ranges): New prototype.
3846 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3847 (coalesced_allocnos_living_at_program_points): New.
3848 (coalesced_allocnos_live_at_points_p,
3849 set_coalesced_allocnos_live_points): New functions.
3850 (coalesce_spill_slots): Rewrite.
3852 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3853 ira_compress_allocno_live_ranges): New functions.
3855 * ira-build.c (ira_flattening): Call
3856 ira_compress_allocno_live_ranges.
3859 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3864 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3866 * combine.c (make_compound_operation): Handle the 'E' format.
3867 (count_rtxs): Likewise.
3868 (update_table_tick): Likewise.
3869 (get_last_value_validate): Likewise.
3871 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3873 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3875 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3877 * matrix-reorg.c (transform_allocation_sites): Initializers
3878 added to avoid the warning.
3880 2008-09-25 Martin Jambor <mjambor@suse.cz>
3882 * cgraph.c (free_nodes): New variable.
3883 (NEXT_FREE_NODE): New macro.
3884 (cgraph_create_node): Reuse nodes from the free list. Do not
3885 update uid if doing so.
3886 (cgraph_remove_node): Add the node to the free list.
3888 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3890 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3892 2008-09-24 Richard Henderson <rth@redhat.com>
3894 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3895 * unwind-dw2.c (execute_stack_op): Handle it.
3897 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3900 2008-09-24 Michael J. Eager <eager@eagercon.com>
3902 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3904 * c-common.c (fname_decl): New location argument.
3905 * c-common.h (fname_decl): Same.
3906 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3908 (c_parser_typeof_specifier): Same.
3909 (c_parser_parms_list_declarator): Same.
3910 (c_parser_asm_string_literal): Same.
3911 (c_parser_compound_statement_nostart): Same.
3912 (c_parser_label): Same.
3913 (c_parser_do_statement): Same.
3914 (c_parser_asm_statement): Same.
3915 (c_parser_unary_expression): Same.
3916 (c_parser_sizeof_expression): Same.
3917 (c_parser_postfix_expression): Same.
3918 (c_parser_pragma): Same.
3919 (c_parser_omp_clause_collapse): Same.
3920 (c_parser_omp_clause_num_threads): Same.
3921 (c_parser_omp_clause_schedule): Same.
3922 (c_parser_omp_all_clauses): Same.
3923 (c_parser_omp_sections_scope): Same.
3924 (c_parser_omp_for_loop): Same. Pass condition's location to
3925 c_objc_common_truthvalue_conversion.
3926 (c_parser_enum_specifier): Remove comment.
3928 2008-09-24 Michael J. Eager <eager@eagercon.com>
3930 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3932 * config/rs6000/rs6000.c (rs6000_override_options): Move
3933 rs6000_init_hard_regno_mode_ok after all options changed.
3934 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3935 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3936 -msimple-fpu flags. Add warning messages if single FP not configured.
3937 (rs6000_file_start): Output gnu_attribute for single-float.
3938 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3939 (rs6000_legitimize_address): Likewise.
3940 (rs6000_legitimize_reload_address): Likewise.
3941 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3942 TARGET_SINGLE_FLOAT.
3943 (function_arg_advance): Likewise.
3944 (function_arg): Likewise.
3945 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3946 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3947 TARGET_SINGLE_FLOAT.
3948 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3949 (rs6000_emit_prologue): Likewise.
3950 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3951 TARGET_SINGLE_FLOAT.
3952 (rs6000_libcall_value): Likewise.
3953 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3954 (TARGET_DOUBLE_FLOAT): New default to 1
3955 (TARGET_SIMPLE_FPU): New default to 0
3956 (TARGET_SINGLE_FPU): New default to 0
3957 (TARGET_SINGLE_FLOAT_MODE): New.
3958 (TARGET_DOUBLE_FLOAT_MODE): New.
3959 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3960 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3962 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3963 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3964 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3965 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3966 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3967 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3968 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3969 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3970 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3971 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3972 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3973 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3974 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3975 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3976 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3977 cmptf_internal1, *cmptf_internal2): Condition on
3978 TARGET_DOUBLE_FLOAT.
3979 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3980 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3981 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3982 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3983 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3984 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3985 TARGET_SINGLE_FLOAT.
3986 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3987 * config/rs6000/rs6000.opt (-msingle-float): New.
3988 (-mdouble-float): New.
3989 (-msimple-fpu): New.
3990 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3991 -msingle-float, -mdouble-float, -msimple-fpu options.
3992 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3993 _SOFT_DOUBLE for -msingle-float.
3994 * config.gcc: New config for target=powerpc-xilinx-eabi.
3996 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3998 * config/sparc/constraints.md: New file.
3999 * config/sparc/sparc.md: Include it.
4000 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4001 (sparc_extra_constraint_check): Delete.
4002 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4003 (memory_ok_for_ldd): New predicate.
4004 (sparc_extra_constraint_check): Delete.
4005 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4006 (CONST_OK_FOR_LETTER_P): Likewise.
4007 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4008 (EXTRA_CONSTRAINT): Likewise.
4010 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4012 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4014 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4016 * alias.c (find_base_value): Use FIND_BASE_TERM.
4017 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4019 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4021 * config/i386/i386.c: Include cselib.h.
4022 (ix86_pic_register_p): New function.
4023 (ix86_delegitimize_address): Use it to check for the PIC register.
4025 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4027 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4028 * config/i386/i386.c (ix86_find_base_term): Don't check for
4029 SYMBOL_REF and LABEL_REF.
4031 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4033 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4034 constant PLUS in a CONST.
4036 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4038 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4039 check for sibcall support for w64.
4041 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4043 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4045 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4047 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4048 parser_build_binary_op.
4049 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4050 * c-typeck.c (build_array_ref): Same.
4051 (parser_build_unary_op): New location argument.
4052 (pointer_diff): Pass location to build_binary_op,
4053 c_objc_common_truthvalue_conversion.
4054 (build_modify_expr): Same.
4055 (build_unary_op): New location argument.
4056 (build_binary_op): New location argument.
4057 (c_objc_common_truthvalue_conversion): Pass location to
4058 c_*common_truthvalue_conversion.
4059 * c-convert.c (convert): Same.
4060 * c-common.c (binary_op_error): New location argument.
4061 (pointer_int_sum): Pass location to build_binary_op.
4062 (c_common_truthvalue_conversion): New location argument.
4063 (warn_for_sign_compare): Same.
4064 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4065 binary_op_error, build_binary_op, warn_for_sign_compare.
4066 * c-parser.c (c_parser_condition): Pass location to
4067 c_*common_truthvalue_conversion.
4068 (c_parser_conditional_expression): Save condition's location and pass
4070 (c_parser_binary_expression): Same, but for the binary operator's
4072 (c_parser_omp_for_loop): Pass location to
4073 c_objc_common_truthvalue_conversion.
4075 2008-09-23 Martin Jambor <mjambor@suse.cz>
4077 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4078 (cgraph_node_remove_callees): New temporary f. Hold the next item
4080 (cgraph_node_remove_callers): Likewise.
4082 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4083 (ipa_node_removal_hook): Likewise.
4085 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4086 gimple_call_copy_skip_args and moved to the gimple_call section.
4087 * gimple.c (gimple_copy_call_skip_args): Renamed to
4088 gimple_call_copy_skip_args. Changed al users.
4090 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4092 * ira-color.c (start_allocno_priorities): Rename to
4093 setup_allocno_priorities. Use costs and
4094 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4095 range lengths. Get rid off doubles.
4096 (ira_fast_allocations): Call start_allocno_priorities.
4098 2008-09-22 David Daney <ddaney@avtrex.com>
4101 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4102 register if TARGET_LONG_CALLS.
4104 2008-09-22 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/37145
4107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4108 value-numbering union accesses with their offset and size only.
4109 (visit_reference_op_load): Fix simplification of inserted conversions.
4110 * tree-ssa-pre.c (find_or_generate_expression): Do not
4111 recursively generate expressions if running FRE.
4113 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4115 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4116 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4119 2008-09-22 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/37145
4122 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4123 (phi_translate_1): Constant fold references.
4125 2008-09-22 Ira Rosen <irar@il.ibm.com>
4127 PR tree-optimization/37482
4128 * tree-vectorizer.h (struct _slp_instance): Add new field.
4129 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4130 (get_earlier_stmt): New function.
4131 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4133 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4134 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4135 asserts that GSI points to the scalar statement being vectorized.
4136 Set new statement location according to GSI.
4137 (vect_schedule_slp_instance): Use GSI of
4138 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4140 2008-09-21 Jan Hubicka <jh@suse.cz>
4142 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4143 (ipcp_insert_stage): Update dead_nodes bitmap.
4145 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4148 * config/i386/t-cygming (SHLIB_LC): Remove.
4149 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4150 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4152 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4156 * final.c (mark_symbol_ref_as_used): New helper function.
4157 (output_operand): Instead of just looking inside MEMs for
4158 SYMBOL_REFs, use new helper function and for_each_rtx.
4159 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4160 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4161 Make head comment more general.
4162 * config/darwin.c (machopic_output_indirection): Handle weak
4163 references here, like in assemble_external.
4165 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4167 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4168 (sparc_emit_float_lib_cmp): Change return type.
4169 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4170 (gen_compare_operator): New function.
4171 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4172 the comparison sequence. Minor tweaks.
4173 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4174 that the final operator and the result of sparc_emit_float_lib_cmp
4175 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4176 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4177 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4178 result of sparc_emit_float_lib_cmp match for software TFmode.
4179 (movqicc, movhicc, movsicc, movdicc): Merge into...
4180 (mov<I:mode>cc): ...this.
4181 (movsfcc, movdfcc, movtfcc): Merge into...
4182 (mov<F:mode>cc): ...this.
4183 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4185 (mov<I:mode>_cc_v9): ...this.
4186 (movdi_cc_sp64_trunc): Delete.
4187 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4188 movdi_cc_reg_sp64): Merge into...
4189 (mov<I:mode>_cc_reg_sp64): ...this.
4190 (movsf_cc_sp64): Rename into...
4191 (movsf_cc_v9): ...this.
4192 (movdf_cc_sp64): Rename into...
4193 (movdf_cc_v9): ...this.
4194 (movtf_cc_hq_sp64): Rename into...
4195 (movtf_cc_hq_v9): ...this.
4196 (movtf_cc_sp64): Rename into...
4197 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4199 2008-09-21 Diego Novillo <dnovillo@google.com>
4201 * doc/gccint.texi: Include generic.texi and gimple.texi.
4203 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4204 (GIMPLE): Move to gimple.texi.
4205 (Annotations): Remove references to to stmt_ann_t and
4207 (SSA Operands): Rename from 'Statement Operands'.
4208 * doc/generic.texi: New.
4209 * doc/gimple.texi: New.
4210 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4211 * Makefile.in (TEXI_GCCINT_FILES):
4212 * gimple.c (gimple_copy_call_skip_args): Rename from
4213 giple_copy_call_skip_args. Update all users.
4214 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4216 2008-09-21 Ira Rosen <irar@il.ibm.com>
4218 PR tree-optimization/37539
4219 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4220 statement in related statement field only for the first load of the
4221 group of loads with the same data reference.
4223 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4225 * config/mips/mips.h (TUNE_OCTEON): New macro.
4226 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4227 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4228 * config/mips/octeon.md: New file.
4229 * config/mips/mips.md: Include octeon.md. Restore
4230 semi-alphabetical order of include files.
4232 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4235 * config/i386/i386.md (*jcc_fused_1): Removed.
4236 (*jcc_fused_2): Likewise.
4237 (*jcc_fused_3): Likewise.
4238 (*jcc_fused_4): Likewise.
4240 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4242 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4243 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4244 * target.h (gcc_target): Add ira_cover_classes.
4245 * ira.c: Remove IRA_COVER_CLASSES guards.
4246 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4247 instead of IRA_COVER_CLASSES.
4248 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4249 (setup_class_translate): Likewise.
4250 (setup_reg_class_intersect_union): Likewise.
4251 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4252 test of targetm.ira_cover_classes.
4253 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4254 of IRA_COVER_CLASSES.
4255 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4256 (TARGET_INITIALIZER): Include it.
4257 * targhooks.h (default_ira_cover_classes): Declare.
4258 * targhooks.c (default_ira_cover_classes): New function.
4260 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4262 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4264 2008-09-19 Ian Lance Taylor <iant@google.com>
4266 * varasm.c (narrowing_initializer_constant_valid_p): Return
4267 NULL_TREE if ENDTYPE is not an integer.
4269 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4272 * tree-ssa.c (execute_update_addresses_taken): Also update
4273 DECL_GIMPLE_REG_P for vector and complex types.
4275 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4276 Jan Hubicka <jh@suse.cz>
4279 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4280 empty before freeing them.
4281 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4283 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4285 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4286 * config/xtensa/predicates.md (tls_symbol_operand): New.
4287 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4288 (TARGET_CANNOT_FORCE_MEM): Define.
4289 (xtensa_tls_symbol_p): New.
4290 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4291 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4292 (xtensa_tls_module_base): New.
4293 (xtensa_call_tls_desc): New.
4294 (xtensa_legitimize_tls_address): New.
4295 (xtensa_legitimize_address): Handle TLS symbols.
4296 (xtensa_tls_referenced_p_1): New.
4297 (xtensa_tls_referenced_p): New.
4298 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4300 (XTENSA_BUILTIN_THREAD_POINTER): New.
4301 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4302 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4303 builtin. Add declarations for __builtin_thread_pointer and
4304 __builtin_set_thread_pointer.
4305 (xtensa_fold_builtin): Recognize new builtins.
4306 (xtensa_expand_builtin): Expand new builtins.
4307 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4308 (TARGET_THREADPTR): Define.
4309 (HAVE_AS_TLS): Define default value.
4310 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4311 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4312 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4313 (UNSPECV_SET_TP): New.
4314 (sym_TPOFF, sym_DTPOFF): New.
4315 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4316 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4317 * configure: Regenerated.
4319 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4322 * config/ia64/ia64.c (ia64_optimization_options): Move
4323 checking and setting flag_schedule_insns_after_reload and
4324 ia64_flag_schedule_insns2 back to ...
4325 (ia64_override_options): Here.
4327 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4330 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4331 zero extend count after the correction to it is done.
4332 (doloop_optimize): Update call to doloop_modify, don't zero extend
4335 2008-09-18 Martin Jambor <mjambor@suse.cz>
4337 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4339 * ipa-prop.c: Correct comments.
4340 * ipa-prop.h: Likewise.
4342 2008-09-18 Jan Hubicka <jh@suse.cz>
4345 * ipa-reference.c (ipa_reference_local_vars_info_d,
4346 ipa_reference_global_vars_info_d,
4347 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4348 ipa_reference_vars_info_t): Move here from ipa-reference.h
4349 (node_duplication_hook_holder, node_removal_hook_holder): New.
4350 (get_reference_vars_info_from_cgraph): Rename to ...
4351 (get_reference_vars_info): ... this one, use cgraph uids.
4352 (get_local_reference_vars_info, get_global_reference_vars_info):
4353 Use cgraph instead of decl.
4354 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4356 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4357 ipa_reference_get_written_global,
4358 ipa_reference_get_not_written_global): Use cgraph argument.
4359 (check_call): Simplify avail check.
4360 (scan_stmt_for_static_refs): Update.
4361 (propagate_bits): Update.
4362 (merge_callee_local_info): Remove.
4363 (init_function_info): Use cgraph nodes.
4364 (clean_function_local_data): Break out from ...
4365 (clean_function): ... here.
4366 (copy_local_bitmap, copy_global_bitmap): New functions.
4367 (duplicate_node_data, remove_node_data): New functions.
4368 (generate_summary): Register hooks; use visibility instead of
4370 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4371 * ipa-reference.h (ipa_reference_local_vars_info_d,
4372 ipa_reference_global_vars_info_d,
4373 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4374 ipa_reference_vars_info_t): Move to ipa-reference.c
4375 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4377 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4378 ipa_reference_get_not_read_global,
4379 ipa_reference_get_not_written_global): Update prototype.
4380 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4381 (init_state): Remove.
4382 (node_duplication_hook_holder, node_removal_hook_holder): New.
4383 (get_function_state, set_function_state): Use VECtor.
4384 (analyze_function): Check body availability.
4385 (add_new_function): Likewise.
4386 (duplicate_node_data, remove_node_data): New.
4387 (generate_summary): Register hooks; do not care about clones.
4388 (propafate): Do not care about clones; recursive functions are
4390 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4391 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4392 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4394 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4395 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4396 Update call of ipa-reference accesors.
4398 2008-09-18 Simon Baldwin <simonb@google.com>
4400 * c-opts.c (c_common_handle_option): Add handling for
4401 -Wbuiltin-macro-redefined command line option.
4402 * c.opt: Added builtin-macro-redefined option.
4403 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4406 2008-09-18 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/37258
4409 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4410 and signedness for integral types.
4411 (vn_phi_eq): Require compatible types.
4413 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4416 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4417 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4419 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4420 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4421 ggc_free other TREE_LIST nodes from that chain.
4422 * function.c (instantiate_decls): Instantiate also DECL_RTL
4423 of vars in cfun->local_decls, free that list afterwards.
4425 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4427 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4428 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4430 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4432 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4433 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4435 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4437 PR tree-optimization/37102
4438 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4439 from a node. Check to see if another PHI is dead.
4440 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4441 remove real PHIs which have no uses.
4442 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4444 2008-09-18 Richard Guenther <rguenther@suse.de>
4447 * tree-cfg.c (remove_useless_stmts_1): Remove
4448 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4450 2008-09-18 Nick Clifton <nickc@redhat.com>
4452 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4453 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4454 to frv_secondary_reload_class.
4455 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4456 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4457 (frv_secondary_reload_class): Omit unused parameter.
4458 (frv_secondary_reload): New function. Handle the case when
4459 secondary_reload_class() is called before the reload_(in|out)
4460 _optabs have been initialised.
4461 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4463 * config/frv/frv.md: Define an exclusion set between fr550_m0
4466 2008-09-18 Richard Guenther <rguenther@suse.de>
4468 PR tree-optimization/37456
4469 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4470 want to insert after ends a BB insert on the single fallthru
4473 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4475 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4476 Mention -march=z9-109, z9-ec and z10.
4478 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4480 PR rtl-optimization/37544
4481 * regrename.c (maybe_mode_change): Exit early when copy_mode
4482 is narrower than orig_mode and narrower than new_mode.
4484 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4487 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4489 * sched-rgn.c (ref_counts): Remove.
4490 (insn_referenced): New static variable.
4491 (INSN_REF_COUNT): Remove.
4492 (sched_run_compute_dependencies): Use insn_referenced instead of
4494 (add_branch_dependences): Likewise. Delete dead assignment.
4496 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4498 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4499 consumer is an asm. Add comment why this is important.
4500 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4501 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4503 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4505 * expr.c (emit_group_store): Do not shift before moving via a
4508 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4510 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4511 from aggregate to non-aggregate type if the bit pattern is not fully
4512 preserved afterwards.
4514 2008-09-17 Richard Guenther <rguenther@suse.de>
4516 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4517 (verify_gimple_assign): ... this. Split into ...
4518 (verify_gimple_assign_unary): ... this,
4519 (verify_gimple_assign_binary): ... that,
4520 (verify_gimple_assign_single): ... and this.
4521 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4522 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4523 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4524 (verify_types_in_gimple_reference): Be forgiving with
4526 (verify_gimple_phi): Deal with virtual operands.
4528 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4530 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4532 * tree.c (get_callee_fndecl): Don't call the language hook.
4533 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4534 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4535 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4537 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4539 * tree.c (protected_set_expr_location): Don't unnecessarily
4540 check for error_mark_node.
4542 2008-09-17 Art Haas <ahaas@impactweather.com>
4544 * ipa-reference.c (analyze_function): Declare step only if
4545 ENABLE_CHECKING is defined.
4547 2008-09-17 Jan Hubicka <jh@suse.cz>
4550 * tree.h (DECL_INLINE): remove.
4551 (DECL_DECLARED_INLINE_P): Update docs.
4552 (DECL_NO_INLINE_WARNING_P): new.
4553 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4554 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4556 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4557 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4560 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4563 2008-09-17 Jan Hubicka <jh@suse.cz>
4565 * ipa-reference.c (ipa_obstack): Remove.
4566 (local_info_obstack, global_info_obstack): New.
4567 (add_static_var): We now handle variables only.
4568 (mark_address_taken, mark_load, mark_store): New functions based on ...
4569 (check_operand): ... remove.
4570 (get_asm_stmt_operands): Rename to ...
4571 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4572 (scan_stmt_for_static_refs): Rewrite.
4573 (scan_op_for_static_refs): Rename to ...
4574 (scan_initializer_for_static_refs): do not look for VAR_DECL
4575 initializers; stop recursion on types and decls.
4576 (ipa_init): Use proper obstacks.
4577 (analyze_variable): Use scan_initializer_for_static_refs.
4578 (init_function_info): Use local obstack.
4579 (analyze_function): Simplify.
4580 (add_new_function): We don't need visited_nodes obstack.
4581 (generate_summary): Use proper obstacks; cleanup after propagation.
4583 2008-09-17 Richard Guenther <rguenther@suse.de>
4586 PR tree-optimization/37491
4587 * alias.c (get_alias_set): Use the canonical type.
4588 * tree-vect-transform.c (vectorizable_store): Use the type of
4589 the lhs for the vector type. Adjust checking.
4590 (vectorizable_load): Adjust checking.
4592 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4593 Adam Nemet <anemet@caviumnetworks.com>
4595 PR rtl-optimization/37483
4596 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4597 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4598 Rearrange code to better match the original comment. Check
4599 t_unconditional first. Improve comment.
4601 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4604 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4605 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4608 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4609 GIMPLE_TRY if cleanup sequence is empty.
4611 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4614 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4615 eliminate IV if the cost are the same.
4617 2008-09-16 Richard Guenther <rguenther@suse.de>
4620 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4623 2008-09-16 Richard Guenther <rguenther@suse.de>
4625 PR tree-optimization/37508
4626 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4628 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4630 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4632 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4634 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4635 use gen_floatdidf2 directly.
4636 (floatunssidf2): Likewise.
4637 (floatsidf_ppc64_mfpgpr): Remove.
4638 (floatsidf_ppc64): Remove.
4639 (floatunssidf_ppc64): Remove.
4641 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4643 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4644 rather than update_cost_queue.
4646 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4647 in every call starting with the second one, instead of only when
4648 alias_bitmap_obstack.elements != NULL.
4650 * tree-predcom.c (filter_suitable_components): Free all refs in
4651 act->refs vector before calling release_component.
4652 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4654 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4656 * tree-loop-linear.c (linear_transform_loops): Initialize
4657 lambda_obstack only after calling perfect_loop_nest_depth.
4658 Goto free_and_continue instead of just continue for later failures.
4661 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4664 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4666 2008-09-14 Andreas Schwab <schwab@suse.de>
4668 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4670 2008-09-14 Jan Hubicka <jh@suse.cz>
4672 * invoke.texi (-fconserve-stack): Document.
4673 * opts.c (decode_options): Handle conserve_stack.
4674 * common.opt (fconvserve_stack): New.
4676 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4678 * config.host: Add x-aix to host_xmake_file.
4679 * config/rs6000/t-aix52: Do not override LDFLAGS.
4680 * config/rs6000/x-aix: New file.
4682 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4688 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4689 is not recognized as a valid register usage. Allow REG_X to be used
4691 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4692 forces a reload when using a base register.
4694 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4696 * config/i386/cygming-crtend.c (register_frame_ctor): If
4697 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4698 directly with atexit.
4699 (deregister_frame_ctor): Rename to ...
4700 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4701 if !DEFAULT_USE_CXA_ATEXIT.
4703 2008-09-13 Jan Hubicka <jh@suse.cz>
4705 * cgraph.c: Include value-prof.h
4706 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4708 2008-09-13 Jan Hubicka <jh@suse.cz>
4711 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4712 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4713 tree_gen_one_value_profiler, tree_gen_average_profiler,
4714 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4716 2008-09-13 Jan Hubicka <jh@suse.cz>
4718 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4719 too many bytes on misalligned blocks.
4721 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4723 * doc/cfg.texi: Fix some typos.
4724 * doc/extend.texi: Likewise.
4725 * doc/install.texi: Likewise.
4726 * doc/invoke.texi: Likewise.
4727 * doc/rtl.texi: Likewise.
4728 * doc/tree-ssa.texi: Likewise.
4730 2008-09-13 Richard Guenther <rguenther@suse.de>
4733 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4734 gimple stores for memory rhs.
4736 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4738 PR rtl-optimization/37489
4739 * cse.c (fold_rtx): Don't return const_true_rtx for float
4740 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4742 2008-09-13 Jan Hubicka <jh@suse.cz>
4744 PR tree-optimization/37392
4745 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4747 2008-09-13 Martin Jambor <mjambor@suse.cz>
4748 Jan Hubicka <jh@suse.cz>
4750 * cgraph.c (free_edges): New variable.
4751 (NEXT_FREE_EDGE): New macro.
4752 (cgraph_free_edge): New function.
4753 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4754 (cgraph_node_remove_callees): Likewise.
4755 (cgraph_node_remove_callers): Likewise.
4756 (cgraph_create_edge): Reuse edges from the free list. Do not
4757 update uid if doing so.
4758 (cgraph_remove_*_hook): Add free call.
4760 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4762 * ira-color.c (conflict_allocno_vec): Delete.
4763 (update_cost_queue_elem): New structure.
4764 (update_cost_queue): New variable.
4765 (update_cost_queue_tail): Likewise.
4766 (update_cost_queue_elems): Likewise.
4767 (allocno_update_cost_check): Delete.
4768 (initiate_cost_update): Allocate update_cost_queue_elems
4769 instead of allocno_update_cost_check.
4770 (finish_cost_update): Update the free()s accordingly.
4771 (start_update_cost): New function.
4772 (queue_update_cost): Likewise.
4773 (get_next_update_cost): Likewise.
4774 (update_copy_costs_1): Inline into...
4775 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4776 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4777 once we've established they are equal. Don't allocate update
4778 costs if there is nothing to add to them.
4779 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4780 DIVISOR arguments. Use a queue instead of recursive calls;
4781 process all the allocnos in the initial queue, rather than
4783 (assign_hard_reg): Use queue_update_cost instead of
4784 conflict_allocno_vec. Queue coalesced allocnos instead
4785 of calling update_conflict_hard_regno_costs for each one.
4786 Just call update_conflict_hard_regno_costs once for the
4788 (ira_color): Remove conflict_allocno_vec handling.
4790 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4792 PR tree-optimization/37484
4793 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4794 (save_var_name): Same.
4795 (initialize_cloog_names): Same.
4796 (initialize_cloog_names): Same.
4798 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4800 * tree-scalar-evolution.c (set_instantiated_value): Set
4803 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4807 * ira-build.c (common_loop_tree_node_dominator): Remove.
4808 (copy_live_ranges_to_removed_store_destinations): New function.
4809 (regno_top_level_allocno_map): Move to top level from ...
4810 (ira_flattening): ... here. Use
4811 copy_live_ranges_to_removed_store_destinations.
4813 * ira-emit.c (generate_edge_moves): Fix a comment.
4815 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4818 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4819 scratch register after 'set' pattern.
4821 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4823 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4824 information passed to mark_reg_pointer.
4825 * explow.c (force_reg): Likewise.
4827 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4829 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4830 when building for the celledp architecture.
4832 2008-09-12 Richard Guenther <rguenther@suse.de>
4834 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4836 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4838 PR rtl-optimization/37424
4839 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4840 the regnos instead of the addresses.
4842 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4844 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4846 2008-09-11 Richard Guenther <rguenther@suse.de>
4848 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4849 entering the weaker equivalence recording.
4851 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4853 2008-09-11 Jeff Law <law@redhat.com>
4855 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4856 by assign_stack_local on the IRA path for stack slot sharing
4857 as well as the non-IRA path.
4859 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.h: Fix whitespace issues.
4863 2008-09-11 Martin Jambor <mjambor@suse.cz>
4865 * ipa-prop.h (struct ipa_param_flags): Removed.
4866 (struct ipa_param_descriptor): New structure.
4867 (struct ipa_node_params): ipcp_lattices, param_decls and
4868 param_flags moved to ipa_param_description.
4869 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4870 descriptors. Renamed all users.
4871 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4872 changed to access descriptors. Renamed all users.
4873 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4874 to access descriptors. Renamed all users.
4875 * ipa-cp.c (ipcp_init_cloned_node): Call
4876 ipa_initialize_node_params instead of ipa_count_formal_params and
4877 ipa_create_param_decls_array.
4878 (ipcp_analyze_node): Likewise.
4879 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4880 descriptors. Renamed all users.
4881 (ipcp_initialize_node_lattices): Remove allocation.
4882 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4883 ipa_initialize_node_params instead of ipa_count_formal_params and
4884 ipa_create_param_decls_array.
4885 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4886 ipa_populate_param_decls, made static, added parameter info,
4887 renamed mt to node, removed allocation, changed to use
4889 (ipa_count_formal_params): Made static, added parameter info,
4891 (ipa_initialize_node_params): New function.
4892 (ipa_check_stmt_modifications): Changed to use descriptors.
4893 (ipa_detect_param_modifications): Removed allocation, changed to
4895 (ipa_note_param_call): Changed to use descriptors.
4896 (ipa_analyze_params_uses): Removed allocation.
4897 (ipa_free_node_params_substructures): Changed to use descriptors.
4898 (ipa_edge_duplication_hook): Use the unused attribute.
4899 (ipa_node_duplication_hook): Use the unused attribute, changed to
4900 use descriptors, changed to duplicate descriptors.
4902 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4903 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4904 indirect inlining. Made static.
4905 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4906 functions called only once.
4907 (cgraph_decide_recursive_inlining): Don't call
4908 ipa_propagate_indirect_call_infos, pass new_edges to
4909 cgraph_mark_inline_edge instead.
4910 (cgraph_decide_inlining_of_small_functions): Don't call
4911 ipa_propagate_indirect_call_infos, pass new_edges to
4912 cgraph_mark_inline_edge instead.
4913 (cgraph_decide_inlining): Don't call
4914 ipa_propagate_indirect_call_infos.
4915 * ipa-prop.c: Check that vectors are allocated.
4917 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4918 iff a new cgraph edges have been created.
4919 (cgraph_decide_inlining): New variable redo_always_inline.
4920 Flattening and always_inlining loop until callgraph stabilizes.
4921 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4922 true iff new cgraph edges have been created.
4923 (propagate_info_to_inlined_callees): Likewise.
4924 (ipa_propagate_indirect_call_infos): Likewise.
4926 2008-09-11 Richard Guenther <rguenther@suse.de>
4928 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4929 (set_prologue_iterations): Likewise.
4930 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4932 (vect_update_init_of_dr): Likewise.
4933 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4935 * fold-const.c (fold_unary): Do not generate calculations
4938 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4940 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4941 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4942 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4944 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4946 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4947 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4948 before finalizing the changes.
4949 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4951 (simplify_truth_ops_using_ranges): New.
4952 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4953 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4954 whether a simplification was made.
4955 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4956 use a switch statement and also call simplify_truth_ops_using_ranges.
4958 2008-09-11 Jan Hubicka <jh@suse.cz>
4960 * ggc-common.c (loc_array): Make static.
4961 * dce.c (rest_of_handle_ud_dce): Free worklist.
4963 2008-09-11 Jan Hubicka <jh@suse.cz>
4965 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4966 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4967 function so we are sure we do not dangle it forever.
4968 * function.c (outer_function_chain, find_function_data): Remove.
4969 (function_context_stack): New.
4970 (push_function_context, pop_function_context): Update.
4971 * function.h (struct function): Remove pointer outer.
4972 (outer_function_chain, find_function_data): Remove.
4973 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4975 2008-09-11 Jan Hubicka <jh@suse.cz>
4978 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4980 2008-09-11 Jan Hubicka <jh@suse.cz>
4982 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4984 2008-09-11 Jan Hubicka <jh@suse.cz>
4986 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4987 (free_var_map_entry): New function.
4988 (redirect_edge_var_map_destroy): Use it.
4990 2008-09-11 Jan Hubicka <jh@suse.cz>
4993 * tree-inline.c (add_lexical_block): Replace with ...
4994 (prepend_lexical_block): ... prepend at begginig.
4995 (remap_blocks): Use it and reverse later.
4996 (expand_call_inline): Use prepend_lexical_block.
4998 2008-09-11 Jan Hubicka <jh@suse.cz>
5000 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5002 2008-09-11 Jan Hubicka <jh@suse.cz>
5004 * function.c (free_after_compilation): Call insn_locators_free.
5005 * cfglayout.c (insn_locators_free): New function.
5006 * rtl.h (insn_locators_free): Declare.
5008 2008-09-11 Jan Hubicka <jh@suse.cz>
5010 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5012 (cond_move_process_if_block): Update call.
5014 2008-09-11 Jan Hubicka <jh@suse.cz>
5016 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5017 * vec.c: Include hashtab.h
5018 (vec_descriptor, ptr_hash_entry): New structures.
5019 (vec_desc_hash, vec_ptr_map): New static variables.
5020 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5021 register_overhead, free_overhead, vec_heap_free): New functions.
5022 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5023 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5024 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5027 2008-09-11 Ira Rosen <irar@il.ibm.com>
5029 PR tree-optimization/37474
5030 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5031 length of load permutation.
5033 2008-09-11 Andreas Schwab <schwab@suse.de>
5035 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5037 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5040 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5041 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5042 simplify_gen_subreg.
5044 2008-09-11 Ira Rosen <irar@il.ibm.com>
5046 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5049 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5052 * gimplify.c (gimplify_body): Call default_rtl_profile.
5055 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5056 instead of tok->val.node if not expanding to something else. Handle
5057 intervening CPP_PADDING tokens.
5058 (altivec_categorize_keyword): Remove unneeded comparisons.
5060 2008-09-10 Richard Guenther <rguenther@suse.de>
5062 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5064 2008-09-10 Richard Guenther <rguenther@suse.de>
5067 * tree-inline.c (insert_init_stmt): Make sure to not
5068 insert invalid gimple stores.
5070 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5072 PR tree-optimization/37388
5073 * toplev.c (process_options): Fail and warn when graphite
5074 flags are used, but the compiler has not been configured
5075 with graphite libraries.
5076 * graphite.c (graphite_transform_loops): Remove printfs
5077 to dump_file for the case when graphite is not available.
5079 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5082 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5083 the even element into register.
5084 (ix86_expand_vector_init_general): Don't use
5085 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5086 if we can't move from GPR to SSE register directly.
5088 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5090 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5091 not lose track of the number of NOPs needed. Number of NOPs needed
5092 for sync vs. loads workaround was switched; corrected. Run second
5093 pass for all workarounds. No NOPs needed after call insns. Change
5094 second pass to use find_next_insn_start and find_load helpers in order
5095 to properly detect parallel insns.
5096 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5098 2008-09-10 Jan Hubicka <jh@suse.cz>
5100 * value-prof.c (gimple_ic): Fix tuplification bug.
5101 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5104 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5106 PR tree-optimization/37353
5107 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5108 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5109 calls instead of cond_dead_built_in_calls.
5110 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5111 initalize the vector only before adding first entry. Use VEC_safe_push
5112 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5113 shrink_wrap_conditional_dead_built_in_calls call.
5115 2008-09-10 Ira Rosen <irar@il.ibm.com>
5117 PR tree-optimization/37385
5118 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5119 argument, and use it as a vector type if not NULL.
5120 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5122 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5123 additional argument.
5124 (vectorizable_load): Likewise.
5126 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5128 * config/i386/i386.md (SWI32): New mode iterator.
5129 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5132 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5134 PR rtl-optimization/37435
5135 * caller-save.c (insert_restore, insert_save): Check the mode by
5138 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5141 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5143 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5146 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5148 * doc/invoke.texi (ARM Options): Correct errors in discussion
5149 of -mfloat-abi, -mhard-float, and -msoft-float.
5151 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5152 Jan Hubicka <jh@suse.cz>
5155 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5156 calling gimple_regimplify_operands on it. Iterate over all newly
5157 added statements, not just the last one.
5158 (insert_init_stmt): Insert stmt into seq first, then call
5159 gimple_regimplify_operands on it. Don't create new gimplification
5160 context, nor find referenced vars.
5162 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5165 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5166 to pointer to vector pointer.
5167 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5168 propagate_info_to_inlined_callees): Likewise.
5169 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5170 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5171 ipa_check_create_edge_args.
5172 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5173 argument to pointer to vector pointer.
5174 (cgraph_decide_inlining_of_small_function): Adjust
5175 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5179 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5180 optimizing for size, not speed.
5182 PR rtl-optimization/37408
5183 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5184 if parm is promoted.
5186 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5188 PR tree-optimization/37375
5189 * tree-scalar-evolution.c (scev_info_str): Add field
5191 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5192 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5193 set_instantiated_value): Pass instantiated_below.
5194 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5196 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5197 the definitions are not instantiated.
5199 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5200 (block_before_loop): New.
5201 * tree-data-ref.c (dr_analyze_indices): Update uses of
5203 * graphite.c (block_before_scop): New.
5204 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5205 basic block, not a loop for determining the parameters.
5206 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5208 (idx_record_params, find_params_in_bb, find_scop_parameters,
5209 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5210 to instantiate_scev.
5212 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5214 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5218 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5220 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5221 Check zero freq and increase if necessary.
5223 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5225 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5226 regno is in the right range. Add comments.
5228 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5230 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5232 * mips-tfile.c (copy_object): Cast alloca result to int *.
5233 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5235 Rename class to sclass.
5236 (read_tfile): Cast read_seek return values to proper types.
5237 Cast xcalloc return value to proper type.
5239 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5241 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5242 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5243 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5245 2008-09-09 Jan Hubicka <jh@suse.cz>
5247 * profile.c (is_edge_inconsistent): Add debug output; ignore
5248 negative count on fake edges.
5249 (is_inconsistent): Add debug output.
5251 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5253 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5255 (choose_ready): When first insn is chosen from the ready list, also
5258 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5260 PR rtl-optimization/37360
5261 * haifa-sched.c (max_issue): Do not assert that we never issue more
5262 insns than issue_rate. Add comment.
5264 2008-09-09 Richard Guenther <rguenther@suse.de>
5266 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5267 (verify_types_in_gimple_call): Rename to ...
5268 (verify_gimple_call): ... this. Enhance.
5269 (verify_types_in_gimple_cond): Remove.
5270 (verify_gimple_comparison): New function ...
5271 (verify_types_in_gimple_assign): ... split out from here.
5272 (verify_types_in_gimple_return): Rename to ...
5273 (verify_gimple_return): ... this. Enhance.
5274 (verify_types_in_gimple_switch): Rename to ...
5275 (verify_gimple_switch): ... this. Enhance.
5276 (verify_gimple_goto): New function.
5277 (verify_types_in_gimple_phi): Rename to ...
5278 (verify_gimple_phi): ... this. Enhance.
5279 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5280 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5281 (verify_types_in_gimple_seq_2): Remove cases handled in
5282 verify_types_in_gimple_stmt.
5284 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5286 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5287 (push_multiple_operation, pop_multiple_operation): Set it.
5288 (workaround_rts_anomaly): New function.
5289 (workaround_speculation): New function, broken out of bfin_reorg.
5290 (bfin_reorg): Call the new functions.
5292 2008-09-09 Richard Guenther <rguenther@suse.de>
5296 * gimplify.c (gimplify_conversion): Change conversions of
5297 non-register type to VIEW_CONVERT_EXPRs.
5298 (gimplify_addr_expr): If we need to make the operand
5299 addressable make sure to use a properly initialized
5300 temporary for that so it gets a valid gimple store.
5302 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5304 * function.h (struct function): Add function_start_locus.
5305 * cfgexpand.c (gimple_expand_cfg): Use it.
5306 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5308 2008-09-09 Richard Guenther <rguenther@suse.de>
5310 PR tree-optimization/37433
5311 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5314 2008-09-09 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/37387
5317 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5318 and bits to a common type.
5320 2008-09-09 Nick Clifton <nickc@redhat.com>
5322 * config/v850/v850.md (return): Restore frame size restriction.
5324 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5326 * c-common.c (c_expand_decl): Remove.
5327 * c-common.h (anon_aggr_type_p): Remove prototype.
5328 (DECL_ANON_UNION_ELEMS): Remove.
5329 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5330 * c-decl.c (anon_aggr_type_p): Remove.
5331 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5332 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5333 * langhooks.h (struct lang_hooks): Remove expand_decl.
5334 * langhooks.c (lhd_expand_decl): Remove.
5335 * stmt.c (expand_anon_union_decl): Remove.
5336 * tree.h (expand_anon_union_decl): Remove prototype.
5338 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5341 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5343 * config/avr/avr.md (QISI) : Define mode iterator.
5344 (negated_tst<mode>) : Redefine as split using mode macro.
5345 (reversed_tstqi): Define insn as reversed compare with zero.
5346 (reversed_tsthi): Ditto.
5347 (reversed_tstsi): Ditto.
5349 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5352 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5353 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5356 * predict.c (optimize_function_for_size_p): Don't segfault if
5358 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5359 tree_swap_operands_p): Don't test cfun != NULL before calling
5360 optimize_function_for_s*_p.
5362 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5364 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5367 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5369 * crx/crx.h (IRA_COVER_CLASSES): Define.
5371 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5374 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5375 even when a stmt has been gimple_modified_p, but after fold_stmt is
5376 not any longer. Remove unneeded may_have_exposed_new_symbols
5379 2008-09-08 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/37421
5382 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5385 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5388 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5390 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5393 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5394 * pa-hpux10.h (LINK_SPEC): Likewise.
5395 * pa-hpux11.h (LINK_SPEC): Likewise.
5397 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5399 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5400 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5402 2008-09-07 Helge Deller <deller@gmx.de>
5404 * pa/linux-atomic.c: New file.
5405 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5406 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5408 2008-09-07 Richard Guenther <rguenther@suse.de>
5409 Ira Rosen <irar@il.ibm.com>
5411 PR tree-optimization/36630
5412 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5413 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5415 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5416 Ira Rosen <irar@il.ibm.com>
5418 PR tree-optimization/35642
5419 * config/rs6000/altivec.md (mulv8hi3): Implement.
5421 2008-09-06 Jeff Law <law@redhat.com>
5423 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5425 2008-09-06 Jan Hubicka <jh@suse.cz>
5427 PR tree-optimization/14703
5428 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5430 * passes.c (init_optimization_passes): Recompute inline parameters.
5432 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5434 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5437 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5438 Peter Fuerst <post@pfrst.de>
5440 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5441 * doc/extend.texi: Document __builtin_mips_cache.
5442 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5443 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5444 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5445 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5446 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5447 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5448 (set_push_mips_isas): New variable.
5449 (mips_r10k_cache_barrier): New variable.
5450 (cache): New availability predicate.
5451 (mips_builtins): Add an entry for __builtin_mips_cache.
5452 (mips_build_cvpointer_type): New function.
5453 (MIPS_ATYPE_CVPOINTER): New macro.
5454 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5456 (r10k_simplified_address_p, r10k_simplify_address)
5457 (r10k_uncached_address_p, r10k_safe_address_p)
5458 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5459 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5460 (r10k_insert_cache_barriers): New functions.
5461 (mips_reorg_process_insns): Delete cache barriers after a
5462 branch-likely instruction.
5463 (mips_reorg): Call r10k_insert_cache_barriers.
5464 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5465 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5466 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5467 (mips_cache, r10k_cache_barrier): New define_insns.
5469 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5471 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5472 * ira-color.c (setup_allocno_left_conflicts_num): Use
5473 hard_reg_set_equal_p instead of a comparison with
5474 ira_zero_hard_reg_set.
5475 * ira.c (setup_reg_subclasses): Likewise.
5476 (setup_cover_and_important_classes): Likewise.
5477 (setup_class_translate): Likewise.
5478 (setup_reg_class_intersect_union): Likewise.
5479 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5480 (ira_init_once): Don't initialize them.
5482 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5484 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5486 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5488 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5490 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5492 Improved branch hints, safe hints, and scheduling.
5494 * haifa-sched.c (sched_emit_insn) : Define.
5495 * sched-int.h (sched_emit_insn) : Add prototype.
5496 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5497 -mhint-max-distance -msafe-hints) : Document.
5498 * config/spu/spu.c (spu_flag_var_tracking): New.
5499 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5500 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5501 TARGET_ASM_FILE_START): Define.
5502 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5503 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5504 (spu_emit_branch_hint): Add blocks argument.
5505 (insert_branch_hints, insert_nops): Remove.
5506 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5507 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5508 spu_sched_reorder, asm_file_start): New functions.
5509 (clock_var, spu_sched_length, pipe0_clock,
5510 pipe1_clock, prev_clock_var, prev_priority,
5511 spu_ls_first, prev_ls_clock): New static variables.
5512 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5513 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5514 (nopn_nv): Add a non-volatile version of nop.
5515 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5516 -mhint-max-distance, -msafe-hints): New options.
5518 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5519 Samuel Tardieu <sam@rfc1149.net>
5521 * opts.c (decode_options): Combine nested if statements.
5524 * opts.c (decode_options): Handle more relationships among
5525 unit-at-a-time, toplevel-reorder, and section-anchors.
5527 2008-09-05 David Daney <ddaney@avtrex.com>
5529 * doc/install.texi (--enable-reduced-reflection): Document new option.
5531 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5533 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5535 (constantpool_operand): New.
5536 (move_operand): Disallow sub-word modes for the constant pool.
5537 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5538 (xtensa_secondary_reload_class): Replace with....
5539 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5540 Set icode for sub-word reloads from the constant pool.
5541 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5542 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5543 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5544 * config/xtensa/xtensa-protos.h: Update prototypes.
5546 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5548 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5549 (REG_CLASS_NAMES): Update.
5550 (REG_CLASS_CONTENTS): Update.
5551 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5552 of ALL_REGS for regs 77 and 78.
5553 * function.c (instantiate_virtual_regs_in_insn): Assert that
5554 return value of simplify_gen_subreg is not NULL.
5556 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5558 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5559 (gen_rtvec_v): Fix coding standards.
5561 2008-09-04 Jan Hubicka <jh@suse.cz>
5563 * i386.c (decide_alg): Be more conservative about optimizing for size.
5565 2008-09-04 Ian Lance Taylor <iant@google.com>
5567 * varasm.c (narrowing_initializer_constant_valid_p): New
5569 (initializer_constant_valid_p): Call it.
5571 2008-09-04 Jeff Law <law@redhat.com>
5573 * fold-const.c (native_encode_real): Fix computation of WORDS.
5574 (native_interpret_real): Likewise.
5576 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5578 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5580 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5582 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5583 that the cost is already taken into account in ira-costs.c
5585 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5587 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5588 ira_debug_copies): New.
5589 (ira_bulid): Call print_copies.
5591 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5593 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5596 * config/rs6000/rs6000.c (optimization_options): Remove check of
5597 flag_toplevel_order.
5599 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5601 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5602 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5603 second operand is a reg_imm10_operand.
5604 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5605 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5606 (*seq_<GPR:mode><GPR2:mode>): Rename to
5607 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5609 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5610 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5612 (*sne_<GPR:mode><GPR2:mode>): Rename to
5613 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5616 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5618 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5619 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5620 combining an arithmetic right shift by more than 31 and a
5621 trunction. Don't match for out-of-range shift amounts. Set
5622 attribute mode to <MODE>.
5623 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5624 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5625 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5626 shifts by less than 32.
5627 (extv): Change predicate on first operand to accept registers.
5628 Change predicate of the other operands from immediate_operand to
5629 const_int_operand. Expand exts when source is a register.
5630 (extzv): Change predicate of the constant operands from
5631 immediate_operand to const_int_operand.
5632 (extzv<mode>): Change predicate of the constant operands from
5633 immediate_operand to const_int_operand and no constraint. Also
5635 (*extzv_trunc<mode>_exts): New pattern.
5637 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5639 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5640 * config/mips/mips-protos.h (mask_low_and_shift_p,
5641 mask_low_and_shift_len): Declare.
5642 * config/mips/mips.c (mask_low_and_shift_p,
5643 mask_low_and_shift_len): New functions.
5644 (mips_print_operand): Handle new operand prefix "m".
5645 * config/mips/mips.md (*cins<mode>): New pattern.
5647 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5649 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5650 optimizing for size.
5652 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5654 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5655 regardless of epilogue_completed.
5657 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5660 * ira-lives.c (process_bb_node_lives): Check setjmp.
5662 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5665 * ira-build.c (form_loop_tree): Reverse BB walk.
5666 (create_bb_allocnos): Likewise.
5667 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5668 (mark_reg_store): Rename to...
5669 (mark_ref_live): ...this and take a df_ref argument instead of
5670 note_stores arguments. Assert that we have a register.
5671 (mark_reg_clobber): Delete.
5672 (def_conflicts_with_inputs_p): New function.
5673 (mark_reg_conflicts): Delete.
5674 (mark_reg_death): Rename to...
5675 (mark_ref_dead): ...this and take a df_ref argument instead of
5676 a register. Assert that we have a register.
5677 (process_bb_node_lives): Hoist frequency calculation out of
5678 instruction walk. Convert from a forwards scan to a backwards scan.
5679 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5680 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5681 (create_allocno_live_ranges): Don't create regs_set.
5683 2008-09-04 Ian Lance Taylor <iant@google.com>
5685 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5686 or REG_LABEL_TARGET.
5687 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5688 comparing MODE with MEM.
5689 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5690 comparing with GF_PREDICT_TAKEN.
5691 (gimple_get_lhs): Change code to enum gimple_code.
5692 (gimple_set_lhs): Likewise.
5693 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5694 * omp-low.c (find_omp_clause): Change kind parameter to enum
5696 * tree-flow.h (find_omp_clause): Update declaration.
5697 * regrename.c (clear_dead_regs): Change kind parameter to enum
5699 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5701 * see.c (see_get_extension_data): Change return type to enum
5702 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5703 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5704 (see_gen_normalized_extension): Change extension_code parameter to
5706 (see_seek_pre_extension_expr): Change extension_code to enum
5708 (see_merge_one_def_extension): Likewise.
5709 (see_handle_relevant_defs): Likewise.
5710 (see_handle_relevant_uses): Likewise.
5711 (see_analyze_one_def): Likewise.
5712 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5713 GIMPLE_ASM rather than ASM_EXPR.
5714 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5715 GIMPLE_RETURN rather than RETURN_EXPR.
5716 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5717 (evaluate_stmt): Likewise.
5718 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5719 to enum vect_relevant.
5720 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5721 compare gimple codes with tree codes.
5723 2008-09-04 Paul Brook <paul@codesourcery.com>
5725 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5727 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5729 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5730 pointer check lost in the recent no-unit-at-a-time patch.
5732 2008-09-04 Jan Hubicka <jh@suse.cz>
5735 * tree-switch-conversion.c (check_final_bb): Accept only IP
5738 2008-09-04 Jan Hubicka <jh@suse.cz>
5740 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5742 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5743 using_ranges argument.
5744 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5745 (vrp_visit_cond_stmt): Update call of
5746 vrp_evaluate_conditional_warnv_with_ops
5748 2008-09-04 Jan Hubicka <jh@suse.cz>
5750 PR tree-optimization/37345
5751 PR tree-optimization/37358
5752 PR tree-optimization/37357
5753 * tree.c (build_function_type_skip_args): Build distinct type copy;
5755 (build_function_decl_skip_args): Set type of new decl not orig decl;
5756 clear DECL_VINDEX for methods turned into functions.
5758 2008-09-04 Nick Clifton <nickc@redhat.com>
5760 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5761 * configure: Regenerate.
5762 * config.in: Regenerate.
5763 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5764 alignment field, if it is supported.
5766 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5768 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5771 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5773 * config/rs6000/rs6000.c (processor_target_table): Do not
5774 enable VMX for POWER6.
5776 2008-09-03 Anton Blanchard <anton@samba.org>
5778 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5779 emit memory barrier before operation.
5781 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5784 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5785 default_elf_asm_output_external.
5787 2008-09-03 Jeff Law <law@redhat.com>
5789 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5791 2008-09-03 Richard Henderson <rth@redhat.com>
5793 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5794 memory barrier to below the test-and-set.
5795 (alpha_split_lock_test_and_set_12): Likewise.
5797 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5801 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5804 * ira-color.c (print_loop_title): Use all_allocnos.
5805 (color_pass): Ditto. Don't add border_allocnos. Check that
5806 subloop allocno in the correspdoning bitmap all_allocnos.
5808 * ira-emit.c (change_loop): Use all_allocnos.
5810 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5811 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5812 (create_cap_allocno): Remove setting mentioned_allocnos.
5813 (create_insn_allocnos): Ditto.
5814 (remove_unnecessary_allocnos): Use all_allocnos.
5815 (check_allocno_creation): Check that allocnos are in the
5816 corresponding bitmap all_allocnos.
5818 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5822 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5823 (process_regs_for_copy): Process subregs. Refine check when cost
5824 is taken into account in ira-costs.c.
5825 (process_reg_shuffles): Use REG_SUBREG_P.
5826 (add_insn_allocno_copies): Ditto. Ignore modes.
5828 * ira-color.c (conflict_allocno_vec): New.
5829 (COST_HOP_DIVISOR): New macro.
5830 (update_copy_costs_1): Use it.
5831 (update_conflict_hard_regno_costs): New function.
5832 (assign_hard_reg): Use it.
5833 (ira_color): Allocate and free conflict_allocno_vec.
5835 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5839 * ira-int.h (ira_sort_insn_chain): Remove.
5841 * ira.c (basic_block_order_nums, chain_insn_order,
5842 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5843 (ira): Don't call ira_sort_insn_chain.
5845 * reload1.c (reload): Don't call ira_sort_insn_chain.
5847 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5850 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5851 which become non throw.
5852 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5853 update_call_expr after updating the flags on the decl.
5855 2008-09-03 Jan Hubicka <jh@suse.cz>
5857 PR tree-optimization/37315
5858 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5859 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5860 (cgraph_analyze_functions): Use node->analyzed
5861 (cgraph_mark_functions_to_output): Likewise.
5862 (cgraph_expand_function): All functions can be released after
5864 (cgraph_optimize): Use gimple_has_body_p.
5865 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5866 (cgraph_decide_inlining_incrementally): Likewise.
5867 (inline_transform): Inline transform.
5868 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5870 (inlinable_function_p): Drop gimple_body check.
5871 (expand_call_inline): Use gimple_has_body_p.
5872 * gimple.c (gimple_has_body_p): New.
5873 * gimple.h (gimple_has_body_p): Add prototype.
5874 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5875 (dump_function_to_file): Use gimple_has_body_p check.
5877 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5880 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5882 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5884 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5886 From Michael Frysinger <michael.frysinger@analog.com>
5887 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5888 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5891 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5894 * doc/extend.texi: Document picoChip builtin functions.
5895 * doc/invoke.texi: Document picoChip options.
5896 * doc/contrib.texi: Add picoChip contribution.
5897 * doc/md.texi: Document picoChip constraints.
5898 * config.gcc: Add picochip-*-*.
5899 * config/picochip/: Add new port.
5901 2008-09-03 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/37328
5904 * tree-sra.c (sra_build_assignment): Gimplify properly.
5905 (generate_copy_inout): Take the correct stmt as definition,
5906 remove bogus assert.
5908 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5910 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5913 From Michael Frysinger <michael.frysinger@analog.com>
5914 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5916 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5918 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5919 (__gthread_setspecific): Revert 2008-08-31 change to
5920 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5922 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5924 * diagnostic.c (error_at): New.
5925 * toplev.h (error_at): New prototype.
5926 * c-typeck.c (build_array_ref): Call error_at instead of error.
5927 Pass location to pedwarn.
5929 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5931 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5933 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5935 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5936 VAR_DECL and CONST_DECL.
5938 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5939 Jakub Jelinek <jakub@redhat.com>
5941 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5942 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5943 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5944 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5945 Don't set ix86_save_varrargs_registers.
5946 (ix86_setup_incoming_varargs): Assume cum != NULL.
5947 (ix86_va_start): Check ix86_varargs_gpr_size and
5948 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5949 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5950 from frame pointer if ix86_varargs_gpr_size == 0.
5951 (ix86_compute_frame_layout): Updated.
5952 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5953 (ix86_varargs_gpr_size): Define.
5954 (ix86_varargs_fpr_size): Likewise.
5955 (machine_function): Remove save_varrargs_registers.
5956 Add varargs_gpr_size and varargs_fpr_size.
5958 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5960 * config/alpha/alpha.c (va_list_skip_additions,
5961 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5962 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5965 PR tree-optimization/36766
5966 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5967 for already removed basic blocks.
5970 * real.c (real_maxval): Clear a lower bit to make real_maxval
5971 match get_max_float for IBM long double format.
5973 2008-09-02 Andreas Schwab <schwab@suse.de>
5975 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5976 * configure: Regenerate.
5978 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5980 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5981 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5982 checking for a non-VOID CONSTANT_P.
5984 2008-09-02 Jan Hubicka <jh@suse.cz>
5986 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5987 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5990 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5992 * expr.c (emit_group_store): Don't assert stack temp mode size.
5994 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5995 Tobias Grosser <grosser@fim.uni-passau.de>
5996 Jan Sjodin <jan.sjodin@amd.com>
5997 Harsha Jagasia <harsha.jagasia@amd.com>
5998 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5999 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6000 Adrien Eliche <aeliche@isty.uvsq.fr>
6002 Merge from graphite branch.
6005 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6006 * doc/invoke.texi (-floop-block, -floop-interchange,
6007 -floop-strip-mine): Document new flags.
6008 * tree-into-ssa.c (gimple_vec): Moved...
6009 * tree-loop-distribution.c (rdg_component): Moved...
6010 * cfgloopmanip.c: Include tree-flow.h.
6011 (update_dominators_in_loop): New.
6012 (create_empty_if_region_on_edge): New.
6013 (create_empty_loop_on_edge): New.
6014 (loopify): Use update_dominators_in_loop.
6015 * tree-pass.h (pass_graphite_transforms): Declared.
6016 * configure: Regenerate.
6017 * tree-phinodes.c (make_phi_node): Export.
6018 (add_phi_node_to_bb): New, split from create_phi_node.
6019 * tree-chrec.c (for_each_scev_op): New.
6020 * tree-chrec.h (for_each_scev_op): Declared.
6021 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6022 (remove_statement): Call get_phi_with_result.
6023 * config.in (HAVE_cloog): Undef.
6024 * gdbinit.in (pgg): New.
6025 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6026 * tree-ssa-loop.c (graphite_transforms): New.
6027 (gate_graphite_transforms): New.
6028 (pass_graphite_transforms): New.
6029 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6030 HAVE_cloog): Defined.
6031 * tree-vectorizer.c (rename_variables_in_bb): Export.
6032 * tree-data-ref.c (dr_may_alias_p): Export.
6033 (stmt_simple_memref_p): New.
6034 (find_data_references_in_stmt): Export.
6035 (find_data_references_in_loop): Export.
6036 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6037 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6038 (create_rdg_vertices): Export.
6039 (build_empty_rdg): New.
6040 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6041 * tree-data-ref.h (rdg_component): ... here.
6043 (struct data_reference): Add a field scop.
6045 (find_data_references_in_loop): Declared.
6046 (find_data_references_in_stmt): Declared.
6047 (create_rdg_vertices): Declared.
6048 (dr_may_alias_p): Declared.
6049 (stmt_simple_memref_p): Declared.
6050 (struct rdg_edge): Add a field ddr_p relation.
6051 (build_empty_rdg): Declared.
6052 * lambda.h (lambda_matrix): Declare a VEC of.
6053 (find_induction_var_from_exit_cond): Declared.
6054 (lambda_vector_compare): New.
6055 * common.opt (fgraphite, floop-strip-mine,
6056 floop-interchange, floop-block): New flags.
6057 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6058 * cfgloop.c (is_loop_exit): New.
6059 * cfgloop.h (is_loop_exit): Declared.
6060 (create_empty_if_region_on_edge): Declared.
6061 (create_empty_loop_on_edge): Declared.
6062 * tree-flow.h (add_phi_node_to_bb): Declared.
6063 (make_phi_node): Declared.
6064 (rename_variables_in_bb): Declared.
6065 (perfect_loop_nest_depth): Declared.
6066 (graphite_transform_loops): Declared.
6067 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6068 (graphite.o-warn): Add -Wno-error.
6069 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6070 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6071 (INCLUDES): Add PPLINC, CLOOGINC.
6072 (OBJS-common): Add graphite.o.
6073 (graphite.o): Add rule.
6074 * gimple.h (gimple_vec): ... here.
6075 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6076 * passes.c (init_optimization_passes): Schedule
6077 pass_graphite_transforms.
6079 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6082 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6083 and -fno-toplevel-reorder after handle_options.
6085 2008-09-02 Paul Brook <paul@codesourcery.com>
6087 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6088 (arm_override_options): Set arm_tune_cortex_a9.
6089 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6090 (arm_issue_rate): Handle cortexa9.
6091 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6092 * config/arm/arm-cores.def: Add cortex-a9.
6093 * config/arm/arm-tune.md: Regenerate.
6094 * config/arm/arm.md: Include cortex-a9.md.
6095 (generic_sched, generic_vfp): Add cortexa9.
6096 * config/arm/cortex-a9.md: New file.
6098 2008-09-02 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/37327
6101 * tree-vrp.c (register_new_assert_for): Make sure to not have
6102 TREE_OVERFLOW set on the bound.
6104 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6106 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6108 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6109 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6112 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6114 * gcc/config/spu/spu.md (divdf3): Removed.
6116 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6118 PR tree-optimization/37095
6119 * cgraph.c (cgraph_node): When creating new cgraph node after
6120 assembler_name_hash has been populated, record it in the hash
6123 2008-09-01 Paul Brook <paul@codesourcery.com>
6125 * doc/invoke.texi: Document -mword-relocations.
6126 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6127 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6128 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6129 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6130 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6131 (arm_emit_movpair): New function.
6132 (arm_print_operand <c>): Handle sybolic addresses.
6133 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6134 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6135 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6136 * config/arm/arm.opt: Add -mword-relocations.
6137 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6138 (arm_movt, arm_movw): New.
6140 2008-09-01 Paul Brook <paul@codesourcery.com>
6142 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6143 Allow Interworking on ARMv4 EABI based targets.
6144 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6145 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6147 2008-09-01 Paul Brook <paul@codesourcery.com>
6149 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6150 optimized LT0 test. Remove optimization for GT.
6152 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6154 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6155 openmp applications.
6156 * pa-hpux11.h (LIB_SPEC): Likewise.
6158 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6161 2008-09-01 Jan Hubicka <jh@suse.cz>
6163 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6164 present, use only counts; when guessed use only frequencies.
6165 (estimate_bb_frequencies): Use function_frequency.
6166 * profile.c (compute_branch_probabilities): Exit early when
6167 profile reading failed. Set profile_status.
6168 (branch_prob): Do not set profile_status.
6170 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6172 * tree.c (protected_set_expr_location): New.
6173 * tree.h (protected_set_expr_location): New prototype.
6174 * c-tree.h (build_array_ref): Add argument.
6175 (parser_build_unary_op): Same.
6176 * c-typeck.c (build_indirect_ref): Handle new location argument.
6177 (build_array_ref): Same.
6178 (parser_build_unary_op): Same.
6179 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6181 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6183 * c-common.c (finish_label_address_expr): Handle new location argument.
6184 * c-common.h (build_indirect_ref): Add argument.
6185 (finish_label_address_expr): Same.
6186 * c-parser.c (c_parser_unary_expression): Pass location to build
6188 (c_parser_postfix_expression): Same.
6190 2008-09-01 Paul Brook <paul@codesourcery.com>
6192 * config/arm/arm.md: Include cortex-r4f.md.
6193 (attr fpu): Update type list.
6194 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6195 fconstd, fcmps and fcmpd.
6196 (attr tune_cortexr4): Define.
6197 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6198 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6199 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6200 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6201 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6202 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6203 cortex_a8_vfp_farith: Ditto.
6204 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6205 * config/arm/cortex-r4.md: Use tune_cortexr4.
6206 * config/arm/cortex-r4f.md: New file.
6208 2008-09-01 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/37305
6211 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6212 the result of constant conversions.
6213 (fold_gimple_assign): Likewise.
6215 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6217 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6218 #ifdef ENABLE_CHECKING.
6220 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6222 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6223 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6224 when !INSN_SCHEDULING.
6226 2008-09-01 Andreas Schwab <schwab@suse.de>
6228 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6230 2008-09-01 Paul Brook <paul@codesourcery.com>
6232 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6234 2008-09-01 Jan Hubicka <jh@suse.cz>
6236 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6238 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6240 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6241 * gimplify.c (gimplify_init_constructor): Add speed operand.
6242 * tree-sra.c (decide_block_copy): Likewise.
6243 * tree-inline.c (estimate_move_cost): Likewise.
6244 * config/alpha/alpha.h (MOVE_RATIO): Update.
6245 * config/frv/frv.c (MOVE_RATIO): Update.
6246 * config/spu/spu.h (MOVE_RATIO): Update.
6247 * config/sparc/sparc.h (MOVE_RATIO): Update.
6248 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6249 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6250 * config/cris/cris.h (MOVE_RATIO): Update.
6251 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6252 * config/arm/arm.h (MOVE_RATIO): Update.
6253 * config/pa/pa.md: Update uses of MOVE_RATIO
6254 * config/pa/pa.h (MOVE_RATIO): Update.
6255 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6256 CLEAR_RATIO, SET_RATIO): Update.
6257 * config/h8300/h8300.h (MOVE_RATIO): Update.
6258 * config/v850/v850.h (MOVE_RATIO): Update.
6259 * config/bfin/bfin.h (MOVE_RATIO): Update.
6261 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6262 Dmitry Melnik <dm@ispras.ru>
6263 Dmitry Zhurikhin <zhur@ispras.ru>
6264 Alexander Monakov <amonakov@ispras.ru>
6265 Maxim Kuvyrkov <maxim@codesourcery.com>
6267 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6268 sel-sched-dump.c, sel-sched-ir.c: New files.
6269 * Makefile.in (OBJS-common): Add selective scheduling object files.
6270 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6271 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6272 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6273 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6274 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6275 (make_forwarder_block): Update loop latch if we have redirected
6276 the loop latch edge.
6277 * cfgloop.c (get_loop_body_in_custom_order): New function.
6278 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6279 (CP_FALLTHRU_PREHEADERS): Likewise.
6280 (get_loop_body_in_custom_order): Declare.
6281 * cfgloopmanip.c (has_preds_from_loop): New.
6282 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6283 Assert that the preheader edge will be fall thru when it is set.
6284 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6285 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6286 fsel-sched-substitution, fselective-scheduling): New flags.
6287 * cse.c (hash_rtx_cb): New.
6289 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6290 sel_sched_insn_cnt): New counters.
6291 * final.c (compute_alignments): Export. Free dominance
6292 info after loop_optimizer_finalize.
6293 * genattr.c (main): Output maximal_insn_latency prototype.
6294 * genautomata.c (output_default_latencies): New.
6295 Factor its code from ...
6296 (output_internal_insn_latency_func): ... here.
6297 (output_internal_maximal_insn_latency_func): New.
6298 (output_maximal_insn_latency_func): New.
6299 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6300 (struct hard_reg_set_iterator): New.
6301 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6302 hard_reg_set_iter_next): New functions.
6303 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6304 * lists.c (remove_free_INSN_LIST_node,
6305 remove_free_EXPR_LIST_node): New functions.
6306 * loop-init.c (loop_optimizer_init): When
6307 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6308 calling create_preheaders.
6309 (loop_optimizer_finalize): Do not verify flow info after reload.
6310 * recog.c (validate_replace_rtx_1): New parameter simplify.
6311 Default it to true. Update all uses. Factor out simplifying
6313 (simplify_while_replacing): ... this new function.
6314 (validate_replace_rtx_part,
6315 validate_replace_rtx_part_nosimplify): New.
6316 * recog.h (validate_replace_rtx_part,
6317 validate_replace_rtx_part_nosimplify): Declare.
6318 * rtl.c (rtx_equal_p_cb): New.
6319 (rtx_equal_p): Use it.
6320 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6321 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6322 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6323 * vecprim.h: Add a vector type for unsigned int.
6324 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6325 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6326 ready_try, cycle_issued_insns, spec_info): Make global.
6327 (readyp): Initialize.
6328 (dfa_lookahead): New global variable.
6329 (old_max_uid, old_last_basic_block): Remove.
6330 (h_i_d): Make it a vector.
6331 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6333 (after_recovery, adding_bb_to_current_region_p):
6334 New variables to handle correct insertion of the recovery code.
6335 (struct ready_list): Move declaration to sched-int.h.
6336 (rgn_n_insns): Removed.
6337 (rtx_vec_t): Move to sched-int.h.
6338 (find_insn_reg_weight): Remove.
6339 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6340 (haifa_init_h_i_d, haifa_finish_h_i_d):
6341 New functions to initialize / finalize haifa instruction data.
6342 (extend_h_i_d, init_h_i_d): Rewrite.
6343 (unlink_other_notes): Move logic to add_to_note_list. Handle
6344 selective scheduler.
6345 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6346 find_fallthru_edge): Make global, remove static prototypes.
6347 (max_issue): Make global. Add privileged_n and state parameters. Use
6349 (extend_global, extend_all): Removed.
6350 (init_before_recovery): Add new param. Fix the handling of the case
6351 when we insert a recovery code before the EXIT which has a predecessor
6352 with a fallthrough edge to it.
6353 (create_recovery_block): Make global. Rename to
6354 sched_create_recovery_block. Update.
6355 (change_pattern): Rename to sched_change_pattern. Make global.
6356 (speculate_insn): Rename to sched_speculate_insn. Make global.
6357 Split haifa-specific functionality into ...
6358 (haifa_change_pattern): New static function.
6359 (sched_extend_bb): New static function.
6360 (sched_init_bbs): New function.
6361 (current_sched_info): Change type to struct haifa_sched_info.
6362 (insn_cost): Adjust for selective scheduling.
6363 (dep_cost_1): New function. Move logic from ...
6364 (dep_cost): ... here.
6365 (dep_cost): Use dep_cost_1.
6366 (contributes_to_priority_p): Use sched_deps_info instead of
6368 (priority): Adjust to work with selective scheduling. Process the
6369 corner case when all dependencies don't contribute to priority.
6370 (rank_for_schedule): Use ds_weak instead of dep_weak.
6371 (advance_state): New function. Move logic from ...
6372 (advance_one_cycle): ... here.
6373 (add_to_note_list, concat_note_lists): New functions.
6374 (rm_other_notes): Make static. Adjust for selective scheduling.
6375 (remove_notes, restore_other_notes): New functions.
6376 (move_insn): Add two arguments. Update assert. Don't call
6378 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6379 Remove more_issue, max_points. Move the code to initialize
6380 max_lookahead_tries to max_issue.
6381 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6382 ready. Adjust use of move_insn. Call restore_other_notes.
6384 (sched_init, sched_finish): Move Haifa-specific initialization/
6386 (haifa_sched_init, haifa_sched_finish): ... respectively.
6388 (setup_sched_dump): New function.
6389 (haifa_init_only_bb): New static function.
6390 (haifa_speculate_insn): New static function.
6391 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6392 (extend_ready, extend_all): Remove.
6393 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6394 (create_check_block_twin, add_to_speculative_block): Use
6395 haifa_insns_init instead of extend_global. Update to use new
6396 initialization functions. Change parameter. Factor out code from
6397 create_check_block_twin to ...
6398 (sched_create_recovery_edges) ... this new function.
6399 (add_block): Remove.
6400 (sched_scan_info): New.
6401 (extend_bb): Use sched_scan_info.
6402 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6403 static functions for walking through scheduling region.
6404 (sched_luids): New vector variable to replace uid_to_luid.
6405 (luids_extend_insn): New function.
6406 (sched_max_luid): New variable.
6407 (luids_init_insn): New function.
6408 (sched_init_luids, sched_finish_luids): New functions.
6409 (insn_luid): New debug function.
6410 (sched_extend_target): New function.
6411 (haifa_init_insn): New static function.
6412 (sched_init_only_bb): New hook.
6413 (sched_split_block): New hook.
6414 (sched_split_block_1): New function.
6415 (sched_create_empty_bb): New hook.
6416 (sched_create_empty_bb_1): New function.
6417 (common_sched_info, ready): New global variables.
6418 (current_sched_info_var): Remove.
6419 (move_block_after_check): Use common_sched_info.
6420 (haifa_luid_for_non_insn): New static function.
6421 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6422 (increase_insn_priority): New.
6423 * modulo-sched.c: (issue_rate): Remove static declaration.
6424 (sms_sched_info): Change type to haifa_sched_info.
6425 (sms_sched_deps_info, sms_common_sched_info): New variables.
6426 (setup_sched_infos): New.
6427 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6428 Do not call regstat_free_calls_crossed.
6429 (sms_print_insn): Use const_rtx.
6430 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6431 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6432 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6433 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6434 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6435 current_sched_info to use it.
6436 (enum reg_pending_barrier_mode): Move to sched-int.h.
6437 (h_d_i_d): New variable. Initialize to NULL.
6438 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6440 (estimate_dep_weak): Remove static declaration.
6441 (sched_has_condition_p): New function. Adjust users of
6442 sched_get_condition to use it instead.
6443 (conditions_mutex_p): Add arguments indicating which conditions are
6445 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6446 argument to indicate whether returned condition is reversed. Do not
6447 generate new rtx when condition should be reversed; indicate it by
6448 setting new argument instead.
6449 (add_dependence_list_and_free): Add deps parameter.
6450 Update all users. Do not free dependence list when
6451 deps context is readonly.
6452 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6454 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6455 (remove_from_deps): New. Use the above functions.
6456 (cur_insn, can_start_lhs_rhs_p): New static variables.
6457 (add_or_update_back_dep_1): Initialize present_dep_type.
6458 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6459 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6460 haifa_note_dep): New functions implementing dependence hooks for
6461 the Haifa scheduler.
6462 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6463 note_dep): New functions.
6464 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6466 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6467 (free_deps): Initialize deps->reg_last.
6468 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6469 sched_analyze_insn): Update to use dependency hooks infrastructure
6470 and readonly contexts.
6471 (deps_analyze_insn): New function. Move part of logic from ...
6472 (sched_analyze): ... here. Also move some logic to ...
6473 (deps_start_bb): ... here. New function.
6474 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6476 (sched_deps_init): New function. Move code from ...
6477 (init_dependency_caches): ... here. Remove.
6478 (init_deps_data_vector): New.
6479 (sched_deps_finish): New function. Move code from ...
6480 (free_dependency_caches): ... here. Remove.
6481 (init_deps_global, finish_deps_global): Adjust for use with
6482 selective scheduling.
6483 (get_dep_weak): Move logic to ...
6484 (get_dep_weak_1): New function.
6485 (ds_merge): Move logic to ...
6486 (ds_merge_1): New static function.
6487 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6488 (ds_get_max_dep_weak): New function.
6489 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6490 (n_insns): Rename to rgn_n_insns.
6491 (debug_ebb_dependencies): New function.
6492 (init_ready_list): Use it.
6493 (begin_schedule_ready): Use sched_init_only_bb.
6494 (ebb_print_insn): Indicate when an insn starts a new cycle.
6495 (contributes_to_priority, compute_jump_reg_dependencies,
6496 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6497 (add_block1): Remove to ebb_add_block.
6498 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6499 (schedule_ebb): Initialize them. Use remove_notes instead of
6500 rm_other_notes. Use haifa_local_init/finish.
6501 (schedule_ebbs): Use haifa_sched_init/finish.
6502 * sched-int.h: Include vecprim.h, remove rtl.h.
6503 (struct ready_list): Delete declaration.
6504 (sched_verbose_param, enum sched_pass_id_t,
6505 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6506 (struct sched_scan_info_def): New structure.
6507 (sched_scan_info, sched_scan, sched_init_bbs,
6508 sched_init_luids, sched_finish_luids, sched_extend_target,
6509 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6510 (struct common_sched_info_def): New.
6511 (common_sched_info, haifa_common_sched_info,
6512 sched_emulate_haifa_p): Declare.
6514 (sched_luids): Declare.
6515 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6516 (sched_max_luid, insn_luid): Declare.
6517 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6518 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6519 print_insn, print_pattern, print_value, haifa_classify_insn,
6520 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6521 setup_sched_dump, sched_init, sched_finish,
6522 sel_insn_is_speculation_check): Export.
6523 (struct ready_list): Move from haifa-sched.c.
6524 (ready_try, ready, max_issue): Export.
6525 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6526 sched_init_only_bb, sched_split_block, sched_split_block_1,
6527 sched_create_empty_bb, sched_create_empty_bb_1,
6528 sched_create_recovery_block, sched_create_recovery_edges): Export.
6529 (enum reg_pending_barrier_mode): Export.
6530 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6532 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6533 print_insn field. Move add_block and fix_recovery_cfg to
6534 common_sched_info_def. Move compute_jump_reg_dependencies,
6536 (struct sched_deps_info_def): ... this new structure.
6537 (sched_deps_info): Declare.
6538 (struct spec_info_def): Remove weakness_cutoff, add
6539 data_weakness_cutoff and control_weakness_cutoff.
6540 (spec_info): Declare.
6541 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6543 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6544 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6545 (current_sched_info): Change type to struct haifa_sched_info.
6546 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6547 (h_d_i_d): New variable.
6548 (HDID): New accessor macro.
6549 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6550 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6552 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6553 (enum SCHED_FLAGS): Update for selective scheduler.
6554 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6555 (init_dependency_caches, free_dependency_caches): Delete declarations.
6556 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6557 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6558 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6559 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6560 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6562 (rm_other_notes): Delete declaration.
6563 (schedule_block): Remove one argument.
6564 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6565 ready_element, ready_lastpos, sched_extend_ready_list,
6566 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6567 concat_note_lists): Export.
6568 (struct region): Move from sched-rgn.h.
6569 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6570 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6571 BLOCK_TO_BB, CONTAINING_RGN): Export.
6572 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6573 (current_nr_blocks, current_blocks, target_bb): Likewise.
6574 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6575 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6576 sched_rgn_local_init, extend_regions,
6577 rgn_make_new_region_out_of_new_block, compute_priorities,
6578 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6579 extend_rgns, deps_join rgn_setup_common_sched_info,
6580 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6581 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6582 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6583 increase_insn_priority): Likewise.
6584 * sched-rgn.c: Include sel-sched.h.
6585 (ref_counts): New static variable. Use it ...
6586 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6587 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6588 (sched_is_disabled_for_current_region_p): Delete static declaration.
6589 (struct region): Move to sched-int.h.
6590 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6591 ebb_head): Define and initialize.
6592 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6593 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6594 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6596 (find_single_block_region): Add new argument to indicate that EBB
6597 regions should be constructed.
6598 (debug_live): Delete declaration.
6599 (current_nr_blocks, current_blocks, target_bb):
6600 Remove static qualifiers.
6601 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6603 (init_regions): Delete declaration.
6604 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6605 rgn_estimate_number_of_insns): New.
6606 (too_large): Use estimate_number_of_insns.
6607 (haifa_find_rgns): New. Move the code from ...
6608 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6609 (free_trg_info): New.
6610 (compute_trg_info): Allocate candidate tables here instead of ...
6611 (init_ready_list): ... here.
6612 (rgn_print_insn): Use const_rtx.
6613 (contributes_to_priority, extend_regions): Delete static declaration.
6614 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6615 (add_block1): Rename to rgn_add_block.
6616 (debug_rgn_dependencies): Delete static qualifier.
6617 (new_ready): Use sched_deps_info. Simplify.
6618 (rgn_common_sched_info, rgn_const_sched_deps_info,
6619 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6621 (region_sched_info): Rename to rgn_const_sched_info.
6622 (deps_join): New, extracted from ...
6623 (propagate_deps): ... here.
6624 (compute_block_dependences, debug_dependencies): Update for selective
6626 (free_rgn_deps, compute_priorities): New functions.
6627 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6628 sched_rgn_compute_dependencies): New functions.
6629 (schedule_region): Use them.
6630 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6631 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6633 (schedule_insns): Call new functions that were split out.
6634 (rgn_make_new_region_out_of_new_block): New.
6635 (get_rgn_sched_max_insns_priority): New.
6636 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6637 scheduling when appropriate.
6638 * sched-vis.c: Include insn-attr.h.
6639 (print_value, print_pattern): Make global.
6640 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6641 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6642 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6643 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6644 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6645 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6646 hooks. Initialize them to 0.
6647 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6648 * target.h (struct gcc_target): Add them. Rename gen_check field to
6650 * flags.h (sel_sched_switch_set): Declare.
6651 * opts.c (sel_sched_switch_set): New variable.
6652 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6653 pipelining is disabled from command line.
6654 (common_handle_option): Record whether selective scheduling is
6655 requested from command line.
6656 * doc/invoke.texi: Document new flags and parameters.
6657 * doc/tm.texi: Document new target hooks.
6658 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6660 (dfa_state_size): Do not declare locally.
6661 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6662 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6663 rs6000_alloc_sched_context, rs6000_set_sched_context,
6664 rs6000_free_sched_context): New functions.
6665 (struct _rs6000_sched_context): New.
6666 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6668 (rs6000_sched_finish): Do not run for selective scheduling.
6670 2008-08-31 Jan Hubicka <jh@suse.cz>
6672 * frv.c (frv_rtx_costs): Update forward declaration.
6673 * spu.c (spu_rtx_costs): Likewise.
6674 * pdp11.c: Include df.h
6675 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6676 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6677 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6678 * iq2000.c (iq2000_address_cost): Add speed argument.
6679 (iq2000_rtx_costs): Likewise.
6680 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6681 update call of mn10300_address_cost.
6682 * mcore.c: Include df.h
6683 (mcore_rtx_costs): Update prototype.
6684 * score3.c: Include df.h
6685 (score3_rtx_costs): Remove speed argument.
6686 * score7.c: Include df.h
6687 (score7_address_cost): Remove speed argument.
6688 * score-protos.h (score_address_cost): Update prototype.
6689 * score.c: Include df.h
6690 (score_rtx_costs): Update call of costs functions.
6691 * v850.c (v850_rtx_costs): Add bool argument.
6693 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6695 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6697 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6699 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6700 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6702 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6704 * mkmap-flat.awk: Add option pe_dll.
6705 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6706 * config/i386/t-cygwin (SHLIB_LC): Add.
6707 * config/i386/t-mingw32 (SHLIB_LC): Add.
6708 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6709 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6710 (LINK_SPEC): Support libgcc_s.
6711 (LIBGCC_SPEC): Support libgcc_s.
6712 (LIBGCC_SONAME): New.
6714 2008-08-31 Jan Hubicka <jh@suse.cz>
6716 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6717 mistakely had old version of patch.
6719 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6720 (ipcp_estimate_growth): New.
6721 (ipcp_insert_stage): Use ipcp_estimate_growth.
6722 * profile.c (branch_prob): When reading failed, do not consider
6725 2008-08-31 Jan Hubicka <jh@suse.cz>
6727 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6728 loop is optimized for speed.
6730 2008-08-31 Richard Guenther <rguenther@suse.de>
6733 * fold-const.c (fold_binary): Retain conversions in folding
6736 2008-08-31 Jan Hubicka <jh@suse.cz>
6738 * postreload-gcse.c (eliminate_partially_redundant_loads):
6739 Use optimize_bb_for_size_p.
6740 * predict.c (maybe_hot_frequency_p): Make inline.
6741 (maybe_hot_count_p): Break out from ...
6742 (maybe_hot_bb_p): ... this one.
6743 (maybe_hot_edge_p): Simplify.
6744 * basic-block.h (probably_cold_bb_p): Remove.
6746 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6749 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6751 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6752 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6753 Also split V4SFmode.
6754 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6757 2008-08-31 Jan Hubicka <jh@suse.cz>
6759 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6761 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6763 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6766 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6769 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6770 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6772 2008-08-31 Jan Hubicka <jh@suse.cz>
6774 * sparc.h (BRANCH_COST): Fix macro definition.
6775 * avr.c (avr_operand_rtx_cost): Add speed argument.
6776 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6778 2008-08-31 Richard Guenther <rguenther@suse.de>
6780 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6781 types instead of operands. Re-instantiate verifying of
6782 binary expression operands.
6784 2008-08-30 Jan Hubicka <jh@suse.cz>
6786 * fwprop.c (should_replace_address): Add speed attribute.
6787 (PR_OPTIMIZE_FOR_SPEED): New flag.
6788 (propagate_rtx_1): Use it.
6789 (propagate_rtx): Set it.
6790 (try_fwprop_subst): Update call of rtx_costs.
6791 (forward_propagate_and_simplify): LIkewise.
6792 * hooks.c (hook_int_rtx_bool_0): New
6793 (hook_bool_rtx_int_int_intp_false): Replace by ...
6794 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6795 * hooks.h (hook_int_rtx_bool_0): New
6796 (hook_bool_rtx_int_int_intp_false): Replace by ...
6797 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6798 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6799 (prepare_cmp_insn): UPdate call of rtx_cost.
6800 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6801 (reload_cse_simplify_operands): Update call of rtx_cost.
6802 (reload_cse_move2add): call of rtx_cost.
6803 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6804 * rtlanal.c (rtx_cost): Add speed argument.
6805 (address_cost): Add speed argument
6806 (default_address_cost): Likewise.
6807 (insn_rtx_cost): Likewise.
6808 * cfgloopanal.c (seq_cost): Add speed argument.
6809 (target_reg_cost, target_spill_cost): Turn to array.
6810 (init_set_costs): Update for speed.
6811 (estimate_reg_pressure_cost): Add speed argument.
6812 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6813 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6814 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6815 (seq_cost): Add speed argument.
6816 (computation_cost): Add speed arugment.
6817 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6818 (force_expr_to_var_cost): Update for profile info.
6819 (force_var_cost): Likewise.
6820 (split_address_cost): Likewise.
6821 (ptr_difference_cost): Likewise.
6822 (difference_cost): Likewise.
6823 (get_computation_cost_at): Likewise.
6824 (determine_iv_cost): Likewise.
6825 (ivopts_global_cost_for_size): Likewise.
6826 (rewrite_use_address): Likewise.
6827 (tree_ssa_iv_optimize_loop): Initialize speed field.
6828 * cse.c (optimize_this_for_speed_p): New static var.
6829 (notreg_cost): Update call of rtx_cost.
6830 (cse_extended_basic_block): set optimize_this_for_speed_p.
6831 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6832 (noce_try_cmove_arith): Likewise.
6833 (noce_try_sign_mask): LIkewise.
6834 * expr.c (compress_float_constant): Update rtx_cost calls.
6835 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6837 (addr_to_parts): Likewise.
6838 (create_mem_ref): Likewise.
6839 * dse.c (find_shift_sequence): Add speed argument.
6840 (replace_read): Update call.
6841 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6842 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6843 * neg_cost, shift_cost, shiftadd_cost,
6844 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6845 mul_highpart_cost): Increase dimension.
6846 (init_expmed): Initialize for both size and speed.
6847 (expand_shift): Use profile.
6848 (synth_mult): Use profile.
6849 (choose_mult_variant): Use profile.
6850 (expand_mult): Use profile.
6851 (expand_mult_highpart_optab): Use profile.
6852 (expand_mult_highpart): Use profile.
6853 (expand_smod_pow2): Use profile.
6854 (expand_divmod): Use profile.
6855 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6857 * loop-invariant.c (create_new_invariant): Use profile.
6858 (gain_for_invariant): Add speed parameter.
6859 (best_gain_for_invariant): Likewise.
6860 (find_invariants_to_move): Likewise.
6861 (move_single_loop_invariants): Set it.
6862 * target-def.h (TARGET_RTX_COSTS): Use hook.
6863 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6864 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6865 * output.h (default_address_cost): Update prototype.
6866 * combine.c (optimize_this_for_speed_p): New static var.
6867 (combine_validate_cost): Update call of rtx_cost.
6868 (combine_instructions): Set optimize_this_for_speed_p.
6869 (expand_compound_operation): Update call of rtx_cost.
6870 (make_extraction):Update call of rtx_cost.
6871 (force_to_mode):Update call of rtx_cost.
6872 (distribute_and_simplify_rtx):Update call of rtx_cost.
6873 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6874 (estimate_reg_pressure_cost): Update prototype.
6875 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6876 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6878 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6879 (alpha_rtx_costs): Update.
6880 * config/frv/frv.c (frv_rtx_costs): Update.
6881 * config/s390/s390.c (s390_rtx_costs): Update.
6882 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6883 (m32c_rtx_costs): Update.
6884 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6885 (spu_rtx_costs): Update.
6886 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6887 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6888 * config/i386/i386.c (:ix86_address_cost): Update.
6889 (ix86_rtx_costs): Update.
6890 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6891 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6892 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6893 * config/crx/crx.c (crx_address_cost): Update.
6894 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6895 * config/stormy16/stormy16.c
6896 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6897 * config/m68hc11/m68hc11.c
6898 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6899 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6900 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6902 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6904 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6905 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6906 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6907 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6908 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6909 (mcore_rtx_costs): update.
6910 * config/score/score3.c (score3_rtx_costs): Update.
6911 * config/score/score7.c (score7_rtx_costs): Update.
6912 * config/score/score3.h (score3_rtx_costs):Update.
6913 * config/score/score7.h (score7_rtx_costs): Update.
6914 * config/score/score.c (score_rtx_costs): Update.
6915 * config/arm/arm.c (arm_address_cost): Update.
6916 (arm_rtx_costs_1): Update.
6917 (arm_rtx_costs_1): Update.
6918 (arm_size_rtx_costs): Update.
6919 (arm_size_rtx_costs): Update.
6920 (arm_size_rtx_costs): Update.
6921 (arm_xscale_rtx_costs): Update.
6922 (arm_thumb_address_cost): Update.
6923 * config/pa/pa.c (hppa_address_cost): Update.
6924 * config/mips/mips.c (mips_rtx_costs): Update.
6925 * config/vax/vax.c (vax_address_cost): Update.
6926 * config/h8300/h8300.c (h8300_shift_costs): Update.
6927 (h8300_rtx_costs): Update.
6928 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6929 (v850_rtx_costs): Update.
6930 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6931 * config/bfin/bfin.c
6932 (bfin_address_cost): Update.
6933 (bfin_rtx_costs): Update.
6934 * stmt.c (lshift_cheap_p): Update.
6936 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6939 * expmed.c (extract_bit_field_1): Check the mode size to make
6940 sure the vector modes have the same size.
6942 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6944 * dojump.c (top level): Include basic-block.h to declare
6945 optimize_insn_for_speed_p
6947 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6949 * opts.h (CL_SAVE): New option class for marking options that are
6950 target specific options usable in the target attribute.
6951 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6953 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6954 can easily find the target specific options that are safe to use
6955 in the attribute or pragma.
6957 * attribs.c (decl_attributes): Change #pragma GCC option to
6958 #pragma GCC target, and attribute((option(...))) to
6959 attribute((target(...))).
6961 * doc/extend.texi (target attribute): Change from option
6962 attribute. Delete push/pop/reset.
6963 (#pragma GCC target): Change from #pragma GCC option. Delete
6965 (#pragma GCC push_options): Document new pragma.
6966 (#pragma GCC pop_options): Document new pragma.
6967 (#pragma GCC reset_options): Document new pragma.
6969 * targhooks.c (default_target_option_valid_attribute_p): Add
6970 warning about port not supporting target attributes.
6971 (default_target_option_pragma_parse): New function, warn about
6972 #pragma GCC target not being supported.
6974 * targhooks.h (default_target_option_pragma_parse): Add
6977 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6978 TI_CURRENT_OPTION_PRAGMA.
6979 (current_target_pragma): Rename from current_option_pragma.
6981 * target.h: (struct target_option): Delete booleans for changing
6982 the optimization level on hot/cold functions. Change signature of
6983 pragma_parse hook to take a second tree.
6985 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6987 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6988 that the declaration is done at global scope.
6990 * langhooks.c (add_builtin_function_common): Move most of the code
6991 from add_builtin_function here, calling the hook passed in.
6992 (add_builtin_function): Call add_builtin_function_common with
6993 standard builtin hook.
6994 (add_builtin_function_ext_scope): New function to add builtins to
6997 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6999 (add_builtin_function_ext_scope): Add declaration.
7001 * c-pragma.c (handle_pragma_target): Rename from
7002 handle_pragma_option, #pragma GCC option is now #pragma GCC
7003 target. Move warning about port not supporting target options to
7004 default pragma parse hook. Remove push/pop/reset from this
7006 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7007 (option_stack): Delete static variable.
7008 (optimize_stack): Ditto.
7009 (optons_stack): New stack of saved target and optimization
7011 (handle_pragma_push_options): New function to handle pushing both
7012 target and optimization options.
7013 (handle_pragma_pop_options): New function to handle popping both
7014 target and optimization options.
7015 (handle_pragma_reset_options): New function to handle resetting
7016 both target and optimization options to their initial state.
7017 (init_pragma): Rename handle_pragma_option to
7018 handle_pragma_target. Add support for push_options, pop_options,
7019 and reset_options pragmas.
7021 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7022 default_target_option_pragma_parse.
7023 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7024 default_target_option_valid_attribute_p.
7025 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7026 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7027 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7028 optimization level on hot/cold functions.
7030 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7031 if the caller and callee have different optimization levels.
7033 * c-common.c (handle_target_attribute): Rename from
7034 handle_option_attribute, attribute((option(...))) is now
7035 attribute((target(...))). Move warning if the port does not
7036 support target attributes to the default hook.
7037 (handle_hot_attribute): Delete code to change the optimization
7038 level of hot functions.
7039 (handle_cold_attribute): Ditto.
7041 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7042 argument that is the binary tree options to use if there are no
7043 arguments. Call ix86_valid_target_attribute_tree instead of
7044 ix86_valid_option_attribute_tree.
7045 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7046 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7047 ix86_pragma_option_parse.
7049 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7050 Rename from ix86_valid_option_attribute_tree.
7052 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7053 new builtins when the ISA changes.
7054 (ix86_valid_target_attribute_tree): Rename from
7055 ix86_valid_option_attribute_tree. Change callers. If the
7056 function specified optimization options, use those as the starting
7057 point before setting up the target attributes. If the
7058 optimization options were changed in the course of setting the
7059 target attributes, record the new optimization options.
7060 (ix86_valid_target_attribute_tree_inner_p): Rename from
7061 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7062 ix86_add_new_builtins if the ISA changed.
7063 (ix86_valid_target_attribute_p): Rename from
7064 ix86_valid_option_attribute_p. Change callers.
7065 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7066 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7067 as delayed builtin functions.
7068 (struct builtin_isa): New structure to record builtin functions
7069 that should be delayed until the ISA for that function is used.
7070 (ix86_builtins_isa): Change from int to struct to track builtin
7071 functions we want to declare at some point.
7072 (def_builtin): If the front end can delay defining the builtin
7073 functions, don't create builtins for ISAs not part of the default
7075 (def_builtin_const): Ditto.
7076 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7077 __builtin_ia32_pcmov_v2di to be different builtin functions.
7078 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7079 a structure instead of an int.
7080 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7081 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7082 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7083 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7085 * config/ia64/ia64.h
7086 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7087 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7089 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7090 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7091 (LANG_HOOKS_INITIALIZER): Add
7092 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7094 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7097 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7098 the reload address with the index register for SFmode
7099 access with a displacement.
7101 2008-08-30 Jan Hubicka <jh@suse.cz>
7103 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7104 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7105 * dojump.c (do_jump): Likewise.
7106 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7107 (note-if_info): Add BRANCH_COST.
7108 (noce_try_store_flag_constants, noce_try_addcc,
7109 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7110 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7111 find_if_case_2): Use computed branch cost.
7112 * expr.h (BRANCH_COST): Update default.
7113 * predict.c (predictable_edge_p): New function.
7114 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7115 Update BRANCH_COST call.
7116 * basic-block.h (predictable_edge_p): Declare.
7117 * config/alpha/alpha.h (BRANCH_COST): Update.
7118 * config/frv/frv.h (BRANCH_COST): Update.
7119 * config/s390/s390.h (BRANCH_COST): Update.
7120 * config/spu/spu.h (BRANCH_COST): Update.
7121 * config/sparc/sparc.h (BRANCH_COST): Update.
7122 * config/m32r/m32r.h (BRANCH_COST): Update.
7123 * config/i386/i386.h (BRANCH_COST): Update.
7124 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7126 * config/sh/sh.h (BRANCH_COST): Update.
7127 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7128 * config/avr/avr.h (BRANCH_COST): Update.
7129 * config/crx/crx.h (BRANCH_COST): Update.
7130 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7131 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7132 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7133 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7134 * config/ia64/ia64.h (BRANCH_COST): Update.
7135 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7136 * config/arc/arc.h (BRANCH_COST): Update.
7137 * config/score/score.h (BRANCH_COST): Update.
7138 * config/arm/arm.h (BRANCH_COST): Update.
7139 * config/pa/pa.h (BRANCH_COST): Update.
7140 * config/mips/mips.h (BRANCH_COST): Update.
7141 * config/vax/vax.h (BRANCH_COST): Update.
7142 * config/h8300/h8300.h (BRANCH_COST): Update.
7143 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7144 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7145 * doc/tm.texi (BRANCH_COST): Update.
7147 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7150 * config/arm/arm.c (arm_optimization_options): Set
7151 flag_section_anchors to 2 instead of 1 to distinguish it from
7152 -fsection-anchors given explicitely on the command line.
7154 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7156 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7157 final insn of a split.
7159 2008-08-30 Jan Hubicka <jh@suse.cz>
7161 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7162 optimized for speed.
7163 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7164 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7165 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7166 flag_gcse_after_reload_set): New static vars.
7167 (common_handle_option): Enable those flags for profile-use.
7168 (decode_options): Remove optimize_size flags that are handled
7169 on higher granuality.
7170 * tree-vectorizer.c (vectorize_loops): Use
7171 optimize_loop_nest_for_speed_p.
7172 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7173 * tree-predcom.c (tree_predictive_commoning): Use
7174 optimize_loop_for_speed_p.
7175 * varasm.c (assemble_start_function): Use
7176 optimize_function_for_speed_p.
7177 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7178 * predict.c (optimize_loop_for_speed_p): Fix walk.
7180 2008-08-30 Jan Hubicka <jh@suse.cz>
7182 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7184 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7185 profile presence locally.
7187 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7190 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7191 versions before 4.0.
7193 2008-08-29 Jan Hubicka <jh@suse.cz>
7195 * tree-inline.c (insert_init_stmt): Insert sequence even when
7198 2008-08-29 Jeff Law <law@redhat.com>
7200 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7201 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7202 location and class is an FP register.
7204 2008-08-29 Jan Hubicka <jh@suse.cz>
7206 * see.c (see_merge_one_def_extension): Silence used uninitialized
7208 * matrix-reorg.c (check_allocation_function): Likewise.
7209 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7211 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7214 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7215 compute new & and | in type rather than TREE_TYPE (arg0).
7217 * dwarf2out.c (fortran_common): Update comment.
7218 (gen_variable_die): Swap com_die and var_die variables in Fortran
7219 COMMON block handling code.
7221 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7223 * dwarf2out.c (gen_const_die): New function.
7224 (size_of_die, value_format, output_die): Output larger
7225 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7226 (native_encode_initializer): New function.
7227 (tree_add_const_value_attribute): Call it.
7228 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7230 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7231 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7232 TREE_THIS_VOLATILE to add_type_attribute.
7234 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7236 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7239 * dwarf2out.c (loc_by_reference): New function.
7240 (add_location_or_const_value_attribute): Use it.
7243 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7244 as DW_TAG_variable children of DW_TAG_common_block rather than
7245 DW_TAG_member children. Put DW_AT_external to individual
7246 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7248 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7249 loc_descriptor_from_tree_1.
7253 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7254 arguments to imported_module_or_decl.
7255 (debug_nothing_tree_tree): Removed.
7256 (debug_nothing_tree_tree_tree_bool): New prototype.
7257 * debug.c (do_nothing_debug_hooks): Adjust.
7258 (debug_nothing_tree_tree): Removed.
7259 (debug_nothing_tree_tree_tree_bool): New function.
7260 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7261 (gen_variable_die): Put all common vars for the
7262 same COMMON block under one DW_TAG_common_block.
7263 (declare_in_namespace): Return new context_die, for Fortran
7264 return the module DIE instead of adding extra declarations into
7266 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7267 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7268 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7270 (dwarf2out_global_decl): Don't skip Fortran global vars.
7271 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7272 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7273 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7274 DW_TAG_imported_declaration as child of previous
7275 DW_TAG_imported_module.
7276 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7277 * sdbout.c (sdb_debug_hooks): Likewise.
7278 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7280 2008-08-29 Jan Hubicka <jh@suse.cz>
7282 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7284 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7285 * ipa-cp.c (n_cloning_candidates): New static variable.
7286 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7287 (ipcp_print_all_lattices): Improve debug output.
7288 (ipcp_cloning_candidate_p): New function.
7289 (ipcp_initialize_node_lattices): Use it.
7290 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7291 (ipcp_propagate_stage): Prettier debug output.
7292 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7293 (ipcp_print_all_structures): Remove.
7294 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7295 (ipcp_insert_stage): Prettier debug output; call
7296 cgraph_remove_unreachable_nodes before propagating.
7297 (pass_ipa_cp): Schedule function removal pass.
7298 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7300 (cgraph_maybe_hot_edge_p): Move to ...
7301 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7302 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7303 (common_handle_option): Set them; enable ipa-cp when profiling.
7304 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7305 (ipa_print_all_jump_functions): Likewise.
7306 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7307 (ipa_print_node_params, ipa_print_all_params): New.
7308 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7309 ipa_print_all_param_flags): Remove.
7310 (ipa_print_node_params, ipa_print_all_params): New.
7312 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7314 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7315 change from 2008-04-03.
7316 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7318 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7321 * ira-color.c (push_allocnos_to_stack): Truncate
7322 removed_splay_allocno_vec.
7324 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7327 * ira-color (ira_fast_allocation): Don't assign hard registers to
7330 2008-08-29 Jan Hubicka <jh@suse.cz>
7333 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7334 for cold internal loops.
7336 2008-08-29 Richard Guenther <rguenther@suse.de>
7338 * tree-ssa-structalias.c (create_variable_info_for): Do not
7339 create fields for heap vars or vars with a noalias state.
7340 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7343 2008-08-29 Richard Guenther <rguenther@suse.de>
7345 * common.opt (ftree-store-ccp): Mark as preserved for
7346 backward compatibility.
7347 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7348 * tree-pass.h (pass_store_ccp): Remove.
7349 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7350 (first_vdef): Remove declaration.
7351 (get_value_loaded_by): Likewise.
7352 * tree-ssa-ccp.c (do_store_ccp): Remove.
7353 (get_default_value): Simplify as do_store_ccp is always false
7354 now. Do not initialize mem_ref.
7355 (set_value_varying): Likewise.
7356 (canonicalize_float_value): Likewise.
7357 (set_lattice_value): Likewise.
7358 (likely_value): Likewise.
7359 (surely_varying_stmt_p): Likewise.
7360 (ccp_initialize): Likewise.
7361 (ccp_lattice_meet): Likewise.
7362 (ccp_visit_phi_node): Likewise.
7363 (ccp_fold): Likewise.
7364 (evaluate_stmt): Likewise.
7365 (visit_assignment): Likewise.
7366 (ccp_visit_stmt): Likewise.
7367 (execute_ssa_ccp): Fold into ...
7368 (do_ssa_ccp): ... this.
7369 (do_ssa_store_ccp): Remove.
7370 (gate_store_ccp): Likewise.
7371 (pass_store_ccp): Likewise.
7372 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7374 * tree-ssa-propagate.c (first_vdef): Remove.
7375 (get_value_loaded_by): Likewise.
7376 (replace_vuses_in): Likewise.
7377 (substitute_and_fold): Do not call replace_vuses_in.
7378 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7380 2008-08-29 Richard Guenther <rguenther@suse.de>
7383 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7384 PARAM_NOALIAS tags with is_heapvar.
7385 * tree-ssa-operands.c (access_can_touch_variable): Offset
7386 based tests do not apply for heapvars. Fix offset test.
7388 2008-08-29 Jan Hubicka <jh@suse.cz>
7390 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7391 (-fipa-cp-clone): Enabled by default at -O3.
7392 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7393 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7395 2008-08-29 Jan Hubicka <jh@suse.cz>
7397 * tree.c (build_function_type_skip_args,
7398 build_function_decl_skip_args): New functions.
7399 * tree.h (build_function_type_skip_args,
7400 build_function_decl_skip_args): Declare.
7401 * gimple.c (giple_copy_call_skip_args): New function.
7402 (giple_copy_call_skip_args): Declare.
7404 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7405 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7406 (ipcp_node_modifiable_p): ... this one; use
7407 tree_versionable_function_p.
7408 (ipcp_create_replace_map): Improve debug output.
7409 (ipcp_need_redirect_p): Return false when not clonning.
7410 (ipcp_update_callgraph): Skip args.
7411 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7413 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7414 (save_inline_function_body): Update call of tree_function_versioning.
7415 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7416 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7418 (tree_function_versioning): Likewise.
7419 * tree-inline.h (tree_function_versioning): Update prototype.
7421 2008-08-29 Jan Hubicka <jh@suse.cz>
7423 * loop-unswitch.c (unswitch_single_loop): Use
7424 optimize_loop_for_speed_p.
7425 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7426 Use optimize_function_for_size_p.
7427 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7428 * postreload-gcse.c (eliminate_partially_redundant_load):
7429 Use optimize_bb_for_size_p.
7430 * value-prof.c (gimple_divmod_fixed_value_transform,
7431 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7432 gimple_stringops_transform): Use optimize_bb_for_size_p.
7433 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7434 * final.c (compute_alignments): Use optimize_function_for_size_p.
7435 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7436 (fold_builtin_strcpy, fold_builtin_fputs): Use
7437 optimize_function_for_size_p.
7438 * fold-const.c (tree_swap_operands_p): Use
7439 optimize_function_for_size_p.
7440 * recog.c (relax_delay_slots): Likewise.
7441 * tree-ssa-math-opts.c (replace_reciprocal):
7442 Use optimize_bb_for_speed_p.
7443 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7444 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7445 optimize_function_for_size_p.
7446 (cgraph_decide_inlining_of_small_function): Use
7447 optimize_function_for_size_p.
7448 * global.c (find_reg): Use optimize_function_for_size_p.
7449 * opts.c (decode_options): Do not clear flag_tree_ch,
7450 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7451 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7452 work it out from profile.
7453 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7454 optimize_loop_for_speed_p.
7455 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7457 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7458 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7459 * tree-eh.c (decide_copy_try_finally): Use
7460 optimize_function_for_size_p.
7461 * local-alloc.c (block_alloc): Pass BB pointer.
7462 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7463 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7464 * loop-unroll.c (decide_unrolling_and_peeling):
7465 Use optimize_loop_for_size_p.
7466 (decide_peel_completely): Likewise.
7467 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7468 optimize_loop_for_size_p.
7469 (vect_enhance_data_refs_alignment): Likewise.
7470 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7471 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7473 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7474 (try_crossjump_bb): Use optimize_bb_for_size_p.
7475 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7476 optimize_loop_for_speed_p.
7477 * bb-reorder.c (find_traces_1_round): Likewise.
7478 (copy_bb): Use optimize_bb_for_speed_p.
7479 (duplicate_computed_gotos): Likewise.
7480 * basic-block.h (optimize_loop_nest_for_size_p,
7481 optimize_loop_nest_for_speed_p): New.
7482 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7484 2008-08-29 Tristan Gingold <gingold@adacore.com>
7486 * gcov.c (main): Call expandargv.
7488 2008-08-29 Jan Hubicka <jh@suse.cz>
7490 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7492 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7494 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7495 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7497 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7499 2008-08-29 Jan Hubicka <jh@suse.cz>
7501 * tree-pass.h (pass_strip_predict_hints): Declare.
7502 * predict.c (strip_builtin_expect): Rename to ...
7503 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7504 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7505 (tree_estimate_probability): Do not strip builtin_expect.
7506 (pass_strip_predict_hints): New pass.
7507 * tree-inline.c (expand_call_inline): When inlining cold function,
7508 predict it as unlikely.
7509 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7511 2008-08-29 Richard Guenther <rguenther@suse.de>
7513 PR tree-optimization/37207
7514 * tree-vrp.c (extract_range_from_binary_expr): Also try
7515 to constant fold if only one of the operands is a constant.
7517 2008-08-29 Nick Clifton <nickc@redhat.com>
7519 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7520 the same way as SYMBOL_REFs.
7522 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7524 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7526 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7528 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7529 * config/mips/mips.md (branch_likely): Remove const. Fix
7531 (define_delay for type "branch"): Change to only apply for branch
7532 with likely variant.
7533 (define_delay for type "branch" and "branch_likely" no). New delay
7535 (equality_op): New code iterator.
7536 (bbv, bbinv): New code attributes.
7537 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7540 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7541 Andrew Pinski <pinskia@gcc.gnu.org>
7544 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7546 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7548 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7549 rule that a symbolic constant must be defined and >= 0 for the
7550 corresponding facility to be present at compile-time.
7551 * gthr-posix.c: Likewise.
7553 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7555 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7556 * config/mips/mips.md (D): New mode attribute.
7557 (mulsi3, muldi3): Merge it into ...
7558 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7559 (muldi3_mul3): New pattern.
7560 (mulsi3_mult3): Rename to mulsi3_mul3.
7562 2008-08-28 Jan Hubicka <jh@suse.cz>
7564 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7566 * predict.c (always_optimize_for_size_p): Rename to ...
7567 (optimize_function_for_size): ... this one; make extern.
7568 (optimize_function_for_speed_p): New.
7569 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7570 optimize_edge_for_size_p,optimize_edge_for_size_p,
7571 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7572 * basic-block.h (optimize_function_for_size_p,
7573 optimize_function_for_speed_p): Declare.
7574 * i386.md (optimize_size checks): Replace them by appropriate
7576 (standard_80387_constant_p, ix86_compute_frame_layout,
7577 ix86_expand_epilogue, ix86_decompose_address,
7578 print_operand, emit_i387_cw_initialization,
7579 inline_memory_move_cost, ix86_pad_returns,
7580 ix86_reorg): Replace optimize_size checks.
7582 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7584 * rtl.h (simplify_subreg_regno): Declare.
7585 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7586 * simplify-rtx.c (simplify_subreg): ...here.
7587 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7588 subreg_offset_representable_p.
7590 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7593 * c-typeck.c (convert_for_assignment): Give a note describing what
7594 was passed and what was expected.
7596 2008-08-28 Joey Ye <joey.ye@intel.com>
7598 * doc/extend.texi: Document AVX built-in functions.
7599 * doc/invoke.texi: Document -mavx.
7601 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7602 Joey Ye <joey.ye@intel.com>
7603 Xuepeng Guo <xuepeng.guo@intel.com>
7605 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7607 * config/i386/cpuid.h (bit_FMA): New.
7608 (bit_XSAVE): Likewise.
7609 (bit_OSXSAVE): Likewise.
7610 (bit_AVX): Likewise.
7612 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7613 define. Use ASM_OUTPUT_AVX_PREFIX.
7615 * config/i386/gmmintrin.h: New.
7617 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7618 (OPTION_MASK_ISA_AVX_SET): New.
7619 (OPTION_MASK_ISA_FMA_SET): Likewise.
7620 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7621 (OPTION_MASK_ISA_FMA_SET): Likewise.
7622 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7623 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7624 (pta_flags): Add PTA_AVX and PTA_FMA.
7625 (override_options): Handle PTA_AVX and PTA_FMA.
7626 (init_cumulative_args): Handle warn_avx.
7627 (classify_argument): Return 0 for COImode and OImode. Return
7628 1 and X86_64_AVX_CLASS for 256bit vector types.
7629 (examine_argument): Handle X86_64_AVX_CLASS.
7630 (construct_container): Likewise.
7631 (function_arg_advance_32): Pass OImode and 256bit vector types
7633 (function_arg_advance_64): Take a new argument to indicate if a
7634 parameter is named. Handle 256bit vector types. Return
7635 immediately for unnamed 256bit vector mode parameters.
7636 (function_arg_advance): Updated.
7637 (function_arg_32): Add comments for TImode. Handle OImode
7638 and 256bit vector types.
7639 (function_arg_64): Take a new argument to indicate if a
7640 parameter is named. Handle 256bit vector types. Return NULL
7641 for unnamed 256bit vector mode parameters.
7642 (function_arg): Updated.
7643 (setup_incoming_varargs_64): Support
7644 AVX encoding for *sse_prologue_save_insn.
7645 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7646 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7647 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7648 enabled, otherwise return -3.
7649 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7651 (print_reg): Support AVX registers. Handle 'x' and 't'.
7652 Handle 'd' to duplicate the operand.
7653 (print_operand): Likewise. Also support AVX vector compare
7655 (output_387_binary_op): Support AVX.
7656 (output_fp_compare): Likewise.
7657 (ix86_expand_vector_move_misalign): Likewise.
7658 (ix86_attr_length_vex_default): New.
7659 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7660 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7661 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7662 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7663 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7664 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7665 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7666 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7667 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7668 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7669 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7670 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7671 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7672 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7673 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7674 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7675 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7676 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7677 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7678 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7679 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7680 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7681 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7682 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7683 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7684 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7685 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7686 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7687 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7688 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7689 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7690 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7691 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7692 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7693 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7694 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7695 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7696 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7697 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7698 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7699 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7700 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7701 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7702 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7703 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7704 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7705 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7706 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7707 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7708 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7709 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7710 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7711 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7712 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7713 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7714 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7715 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7716 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7717 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7718 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7719 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7720 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7721 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7722 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7723 and IX86_BUILTIN_MOVMSKPS256,
7724 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7725 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7726 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7727 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7728 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7729 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7730 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7731 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7732 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7733 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7734 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7735 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7736 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7737 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7738 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7739 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7740 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7741 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7742 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7743 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7744 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7745 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7746 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7747 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7748 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7749 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7750 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7751 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7752 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7753 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7754 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7755 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7756 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7757 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7758 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7759 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7760 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7761 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7762 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7763 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7764 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7765 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7766 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7767 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7768 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7769 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7770 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7771 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7772 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7773 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7774 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7775 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7776 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7777 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7778 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7779 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7780 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7781 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7783 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7784 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7785 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7786 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7787 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7788 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7789 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7790 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7791 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7792 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7793 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7794 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7795 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7796 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7797 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7798 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7799 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7800 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7801 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7802 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7803 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7804 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7805 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7806 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7807 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7808 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7809 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7810 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7811 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7812 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7813 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7814 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7815 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7816 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7817 IX86_BUILTIN_MOVMSKPS256.
7818 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7819 (ix86_expand_args_builtin): Likewise.
7820 (ix86_expand_special_args_builtin): Likewise.
7821 (ix86_hard_regno_mode_ok): Handle AVX modes.
7822 (ix86_expand_vector_init_duplicate): Likewise.
7823 (ix86_expand_vector_init_one_nonzero): Likewise.
7824 (ix86_expand_vector_init_one_var): Likewise.
7825 (ix86_expand_vector_init_concat): Likewise.
7826 (ix86_expand_vector_init_general): Likewise.
7827 (ix86_expand_vector_set): Likewise.
7828 (ix86_vector_mode_supported_p): Likewise.
7829 (x86_extended_reg_mentioned_p): Check INSN_P before using
7832 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7833 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7835 * config/i386/i386.h (TARGET_AVX): New.
7836 (TARGET_FMA): Likewise.
7837 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7838 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7839 (VALID_AVX256_REG_MODE): New.
7840 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7841 (AVX_FLOAT_MODE_P): Likewise.
7842 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7843 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7844 (AVX_VEC_FLOAT_MODE_P): Likewise.
7845 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7846 (ASM_OUTPUT_OPCODE): Likewise.
7847 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7849 (SSE_REG_MODE_P): Allow 256bit vector modes.
7850 (ix86_args): Add a warn_avx field.
7852 * config/i386/i386.md (UNSPEC_PCMP): New.
7853 (UNSPEC_VPERMIL): Likewise.
7854 (UNSPEC_VPERMIL2): Likewise.
7855 (UNSPEC_VPERMIL2F128): Likewise.
7856 (UNSPEC_MASKLOAD): Likewise.
7857 (UNSPEC_MASKSTORE): Likewise.
7858 (UNSPEC_CAST): Likewise.
7859 (UNSPEC_VTESTP): Likewise.
7860 (UNSPECV_VZEROALL): Likewise.
7861 (UNSPECV_VZEROUPPER): Likewise.
7862 (XMM0_REG): Likewise.
7863 (XMM1_REG): Likewise.
7864 (XMM2_REG): Likewise.
7865 (XMM3_REG): Likewise.
7866 (XMM4_REG): Likewise.
7867 (XMM5_REG): Likewise.
7868 (XMM6_REG): Likewise.
7869 (XMM8_REG): Likewise.
7870 (XMM9_REG): Likewise.
7871 (XMM10_REG): Likewise.
7872 (XMM11_REG): Likewise.
7873 (XMM12_REG): Likewise.
7874 (XMM13_REG): Likewise.
7875 (XMM14_REG): Likewise.
7876 (XMM15_REG): Likewise.
7878 (prefix_vex_imm8): Likewise.
7879 (prefix_vex_w): Likewise.
7880 (length_vex): Likewise.
7883 (*avx_ashlti3): Likewise.
7884 (*avx_lshrti3): Likewise.
7885 (*avx_setcc<mode>): Likewise.
7886 (*fop_<mode>_comm_mixed_avx): Likewise.
7887 (*fop_<mode>_comm_avx): Likewise.
7888 (*fop_<mode>_1_mixed_avx): Likewise.
7889 (*fop_<mode>_1_avx): Likewise.
7890 (*avx_<code><mode>3): Likewise.
7891 (*avx_ieee_smin<mode>3): Likewise.
7892 (*avx_ieee_smax<mode>3): Likewise.
7893 (mode): Add OI, V8SF and V4DF.
7894 (length): Support VEX prefix.
7895 (*cmpfp_i_mixed): Set prefix attribute.
7896 (*cmpfp_i_sse): Likewise.
7897 (*cmpfp_iu_mixed): Likewise.
7898 (*cmpfp_iu_sse): Likewise.
7899 (*movsi_1): Support AVX.
7900 (*movdi_2): Likewise.
7901 (*movdi_1_rex64): Likewise.
7902 (*movti_internal): Likewise.
7903 (*movti_rex64): Likewise.
7904 (*movsf_1): Likewise.
7905 (*movdf_nointeger): Likewise.
7906 (*movdf_integer_rex64): Likewise.
7907 (*movtf_internal): Likewise.
7908 (zero_extendsidi2_32): Likewise.
7909 (zero_extendsidi2_rex64): Likewise.
7910 (*extendsfdf2_mixed): Likewise.
7911 (*extendsfdf2_sse): Likewise.
7912 (*truncdfsf_fast_mixed): Likewise.
7913 (*truncdfsf_fast_sse): Likewise.
7914 (*truncdfsf_mixed): Likewise.
7915 (fix_trunc<mode>di_sse): Likewise.
7916 (fix_trunc<mode>si_sse): Likewise.
7917 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7918 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7919 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7920 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7921 (*rcpsf2_sse): Likewise.
7922 (*rsqrtsf2_sse): Likewise.
7923 (*sqrt<mode>2_sse): Likewise.
7924 (sse4_1_round<mode>2): Likewise.
7925 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7926 Support AVX. Set length attribute properly for AVX.
7928 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7929 (VECTOR_MODES (FLOAT, 32)): Likewise.
7930 (VECTOR_MODE (INT, DI, 8)): Likewise.
7931 (VECTOR_MODE (INT, HI, 32)): Likewise.
7932 (VECTOR_MODE (INT, QI, 64)): Likewise.
7933 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7934 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7935 (VECTOR_MODE (INT, DI, 4)): Removed.
7936 (VECTOR_MODE (INT, SI, 8)): Likewise.
7937 (VECTOR_MODE (INT, HI, 16)): Likewise.
7938 (VECTOR_MODE (INT, QI, 32)): Likewise.
7939 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7940 (INT_MODE (OI, 32)): Likewise.
7942 * config/i386/i386.opt (mavx): New.
7945 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7947 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7948 (*mov<mode>_internal_avx): New.
7949 (*movv2sf_internal_rex64_avx): Likewise.
7950 (*movv2sf_internal_avx): Likewise.
7952 * config/i386/predicates.md (const_4_to_5_operand): New.
7953 (const_6_to_7_operand): Likewise.
7954 (const_8_to_11_operand): Likewise.
7955 (const_12_to_15_operand): Likewise.
7956 (avx_comparison_float_operator): Likewise.
7958 * config/i386/sse.md (AVX256MODEI): New.
7959 (AVX256MODE): Likewise.
7960 (AVXMODEQI): Likewise.
7961 (AVXMODE): Likewise.
7962 (AVX256MODEF2P): Likewise.
7963 (AVX256MODE2P): Likewise.
7964 (AVX256MODE4P): Likewise.
7965 (AVX256MODE8P): Likewise.
7966 (AVXMODEF2P): Likewise.
7967 (AVXMODEF4P): Likewise.
7968 (AVXMODEDCVTDQ2PS): Likewise.
7969 (AVXMODEDCVTPS2DQ): Likewise.
7970 (avxvecmode): Likewise.
7971 (avxvecpsmode): Likewise.
7972 (avxhalfvecmode): Likewise.
7973 (avxscalarmode): Likewise.
7974 (avxcvtvecmode): Likewise.
7975 (avxpermvecmode): Likewise.
7976 (avxmodesuffixf2c): Likewise.
7977 (avxmodesuffixp): Likewise.
7978 (avxmodesuffixs): Likewise.
7979 (avxmodesuffix): Likewise.
7980 (vpermilbits): Likewise.
7981 (pinsrbits): Likewise.
7982 (mov<mode>): Likewise.
7983 (*mov<mode>_internal): Likewise.
7984 (push<mode>1): Likewise.
7985 (movmisalign<mode>): Likewise.
7986 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7987 (avx_movdqu<avxmodesuffix>): Likewise.
7988 (avx_lddqu<avxmodesuffix>): Likewise.
7989 (<plusminus_insn><mode>3): Likewise.
7990 (*avx_<plusminus_insn><mode>3): Likewise.
7991 (*avx_vm<plusminus_insn><mode>3): Likewise.
7992 (mul<mode>3): Likewise.
7993 (*avx_mul<mode>3): Likewise.
7994 (*avx_vmmul<mode>3): Likewise.
7995 (divv8sf3): Likewise.
7996 (divv4df3): Likewise.
7997 (avx_div<mode>3): Likewise.
7998 (*avx_div<mode>3): Likewise.
7999 (*avx_vmdiv<mode>3): Likewise.
8000 (avx_rcpv8sf2): Likewise.
8001 (*avx_vmrcpv4sf2): Likewise.
8002 (sqrtv8sf2): Likewise.
8003 (avx_sqrtv8sf2): Likewise.
8004 (*avx_vmsqrt<mode>2): Likewise.
8005 (rsqrtv8sf2): Likewise.
8006 (avx_rsqrtv8sf2): Likewise.
8007 (*avx_vmrsqrtv4sf2): Likewise.
8008 (<code><mode>3): Likewise.
8009 (*avx_<code><mode>3_finite): Likewise.
8010 (*avx_<code><mode>3): Likewise.
8011 (*avx_vm<code><mode>3): Likewise.
8012 (*avx_ieee_smin<mode>3): Likewise.
8013 (*avx_ieee_smax<mode>3): Likewise.
8014 (avx_addsubv8sf3): Likewise.
8015 (avx_addsubv4df3): Likewise.
8016 (*avx_addsubv4sf3): Likewise.
8017 (*avx_addsubv2df3): Likewise.
8018 (avx_h<plusminus_insn>v4df3): Likewise.
8019 (avx_h<plusminus_insn>v8sf3): Likewise.
8020 (*avx_h<plusminus_insn>v4sf3): Likewise.
8021 (*avx_h<plusminus_insn>v2df3): Likewise.
8022 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8023 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8024 (*avx_maskcmp<mode>3): Likewise.
8025 (avx_nand<mode>3): Likewise.
8026 (*avx_<code><mode>3): Likewise.
8027 (*avx_nand<mode>3): Likewise.
8028 (*avx_<code><mode>3): Likewise.
8029 (*avx_cvtsi2ss): Likewise.
8030 (*avx_cvtsi2ssq): Likewise.
8031 (*avx_cvtsi2sd): Likewise.
8032 (*avx_cvtsi2sdq): Likewise.
8033 (*avx_cvtsd2ss): Likewise.
8034 (avx_cvtss2sd): Likewise.
8035 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8036 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8037 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8038 (*avx_cvtsi2sd): Likewise.
8039 (*avx_cvtsi2sdq): Likewise.
8040 (avx_cvtdq2pd256): Likewise.
8041 (avx_cvtpd2dq256): Likewise.
8042 (avx_cvttpd2dq256): Likewise.
8043 (*avx_cvtsd2ss): Likewise.
8044 (*avx_cvtss2sd): Likewise.
8045 (avx_cvtpd2ps256): Likewise.
8046 (avx_cvtps2pd256): Likewise.
8047 (*avx_movhlps): Likewise.
8048 (*avx_movlhps): Likewise.
8049 (avx_unpckhps256): Likewise.
8050 (*avx_unpckhps): Likewise.
8051 (avx_unpcklps256): Likewise.
8052 (*avx_unpcklps): Likewise.
8053 (avx_movshdup256): Likewise.
8054 (avx_movsldup256): Likewise.
8055 (avx_shufps256): Likewise.
8056 (avx_shufps256_1): Likewise.
8057 (*avx_shufps_<mode>): Likewise.
8058 (*avx_loadhps): Likewise.
8059 (*avx_storelps): Likewise.
8060 (*avx_loadlps): Likewise.
8061 (*avx_movss): Likewise.
8062 (*vec_dupv4sf_avx): Likewise.
8063 (*vec_concatv2sf_avx): Likewise.
8064 (*vec_concatv4sf_avx): Likewise.
8065 (*vec_setv4sf_0_avx): Likewise.
8066 (*vec_setv4sf_avx): Likewise.
8067 (*avx_insertps): Likewise.
8068 (avx_vextractf128<mode>): Likewise.
8069 (vec_extract_lo_<mode>): Likewise.
8070 (vec_extract_hi_<mode>): Likewise.
8071 (vec_extract_lo_<mode>): Likewise.
8072 (vec_extract_hi_<mode>): Likewise.
8073 (vec_extract_lo_v16hi): Likewise.
8074 (vec_extract_hi_v16hi): Likewise.
8075 (vec_extract_lo_v32qi): Likewise.
8076 (vec_extract_hi_v32qi): Likewise.
8077 (avx_unpckhpd256): Likewise.
8078 (*avx_unpckhpd): Likewise.
8079 (avx_movddup256): Likewise.
8080 (*avx_movddup): Likewise.
8081 (avx_unpcklpd256): Likewise.
8082 (*avx_unpcklpd): Likewise.
8083 (avx_shufpd256): Likewise.
8084 (avx_shufpd256_1): Likewise.
8085 (*avx_punpckhqdq): Likewise.
8086 (*avx_punpcklqdq): Likewise.
8087 (*avx_shufpd_<mode>): Likewise.
8088 (*avx_storehpd): Likewise.
8089 (*avx_loadhpd): Likewise.
8090 (*avx_loadlpd): Likewise.
8091 (*avx_movsd): Likewise.
8092 (*vec_concatv2df_avx): Likewise.
8093 (*avx_<plusminus_insn><mode>3): Likewise.
8094 (*avx_<plusminus_insn><mode>3): Likewise.
8095 (*avx_mulv8hi3): Likewise.
8096 (*avxv8hi3_highpart): Likewise.
8097 (*avx_umulv8hi3_highpart): Likewise.
8098 (*avx_umulv2siv2di3): Likewise.
8099 (*avx_mulv2siv2di3): Likewise.
8100 (*avx_pmaddwd): Likewise.
8101 (*avx_mulv4si3): Likewise.
8102 (*avx_ashr<mode>3): Likewise.
8103 (*avx_lshr<mode>3): Likewise.
8104 (*avx_ashl<mode>3): Likewise.
8105 (*avx_<code><mode>3): Likewise.
8106 (*avx_eq<mode>3): Likewise.
8107 (*avx_gt<mode>3): Likewise.
8108 (*avx_nand<mode>3): Likewise.
8109 (*avx_nand<mode>3): Likewise.
8110 (*avx_<code><mode>3): Likewise.
8111 (*avx_<code><mode>3): Likewise.
8112 (*avx_packsswb): Likewise.
8113 (*avx_packssdw): Likewise.
8114 (*avx_packuswb): Likewise.
8115 (*avx_punpckhbw): Likewise.
8116 (*avx_punpcklbw): Likewise.
8117 (*avx_punpckhwd): Likewise.
8118 (*avx_punpcklwd): Likewise.
8119 (*avx_punpckhdq): Likewise.
8120 (*avx_punpckldq): Likewise.
8121 (*avx_pinsr<avxmodesuffixs>): Likewise.
8122 (*avx_pinsrq): Likewise.
8123 (*avx_loadld): Likewise.
8124 (*vec_extractv2di_1_rex64_avx): Likewise.
8125 (*vec_extractv2di_1_avx): Likewise.
8126 (*vec_dupv2di_avx): Likewise.
8127 (*vec_concatv2si_avx): Likewise.
8128 (*vec_concatv4si_1_avx): Likewise.
8129 (*vec_concatv2di_avx): Likewise.
8130 (*vec_concatv2di_rex64_avx): Likewise.
8131 (*avx_uavgv16qi3): Likewise.
8132 (*avx_uavgv8hi3): Likewise.
8133 (*avx_psadbw): Likewise.
8134 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8135 (*avx_phaddwv8hi3): Likewise.
8136 (*avx_phadddv4si3): Likewise.
8137 (*avx_phaddswv8hi3): Likewise.
8138 (*avx_phsubwv8hi3): Likewise.
8139 (*avx_phsubdv4si3): Likewise.
8140 (*avx_phsubswv8hi3): Likewise.
8141 (*avx_pmaddubsw128): Likewise.
8142 (*avx_pmulhrswv8hi3): Likewise.
8143 (*avx_pshufbv16qi3): Likewise.
8144 (*avx_psign<mode>3): Likewise.
8145 (*avx_palignrti): Likewise.
8146 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8147 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8148 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8149 (*avx_mpsadbw): Likewise.
8150 (*avx_packusdw): Likewise.
8151 (*avx_pblendvb): Likewise.
8152 (*avx_pblendw): Likewise.
8153 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8154 (avx_ptest256): Likewise.
8155 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8156 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8157 (*avx_aesenc): Likewise.
8158 (*avx_aesenclast): Likewise.
8159 (*avx_aesdec): Likewise.
8160 (*avx_aesdeclast): Likewise.
8161 (avx_vzeroupper): Likewise.
8162 (avx_vzeroupper_rex64): Likewise.
8163 (avx_vpermil<mode>): Likewise.
8164 (avx_vpermilvar<mode>3): Likewise.
8165 (avx_vpermil2<mode>3): Likewise.
8166 (avx_vperm2f128<mode>3): Likewise.
8167 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8168 (avx_vbroadcastss256): Likewise.
8169 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8170 (avx_vinsertf128<mode>): Likewise.
8171 (vec_set_lo_<mode>): Likewise.
8172 (vec_set_hi_<mode>): Likewise.
8173 (vec_set_lo_<mode>): Likewise.
8174 (vec_set_hi_<mode>): Likewise.
8175 (vec_set_lo_v16hi): Likewise.
8176 (vec_set_hi_v16hi): Likewise.
8177 (vec_set_lo_v32qi): Likewise.
8178 (vec_set_hi_v32qi): Likewise.
8179 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8180 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8181 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8182 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8183 (vec_init<mode>): Likewise.
8184 (*vec_concat<mode>_avx): Likewise.
8185 (blendbits): Support V8SF and V4DF.
8186 (sse2_movq128): Support AVX.
8187 (<sse>_movnt<mode>): Likewise.
8188 (sse2_movntv2di): Likewise.
8189 (sse_rcpv4sf2): Likewise.
8190 (sse_sqrtv4sf2): Likewise.
8191 (sse_rsqrtv4sf2): Likewise.
8192 (<sse>_comi): Likewise.
8193 (<sse>_ucomi): Likewise.
8194 (sse_cvtss2si): Likewise.
8195 (sse_cvtss2si_2): Likewise.
8196 (sse_cvtss2siq): Likewise.
8197 (sse_cvtss2siq_2): Likewise.
8198 (sse_cvttss2si): Likewise.
8199 (sse_cvttss2siq): Likewise.
8200 (sse2_cvtsd2si): Likewise.
8201 (sse2_cvtsd2si_2): Likewise.
8202 (sse2_cvtsd2siq): Likewise.
8203 (sse2_cvtsd2siq_2): Likewise.
8204 (sse2_cvttsd2si): Likewise.
8205 (sse2_cvttsd2siq): Likewise.
8206 (sse2_cvtdq2pd): Likewise.
8207 (*sse2_cvtpd2dq): Likewise.
8208 (*sse2_cvttpd2dq): Likewise.
8209 (*sse2_cvtpd2ps): Likewise.
8210 (sse2_cvtps2pd): Likewise.
8211 (sse3_movshdup): Likewise.
8212 (sse3_movsldup): Likewise.
8213 (sse_storehps): Likewise.
8214 (*sse4_1_extractps): Likewise.
8215 (sse2_storelpd): Likewise.
8216 (vec_dupv2df_sse3): Likewise.
8217 (*vec_concatv2df_sse3): Likewise.
8218 (*sse4_1_pextrb): Likewise.
8219 (*sse4_1_pextrb_memory): Likewise.
8220 (*sse2_pextrw): Likewise.
8221 (*sse4_1_pextrw_memory): Likewise.
8222 (*sse4_1_pextrd): Likewise.
8223 (*sse4_1_pextrq): Likewise.
8224 (sse2_pshufd_1): Likewise.
8225 (sse2_pshuflw_1): Likewise.
8226 (sse2_pshufhw_1): Likewise.
8227 (*sse2_storeq_rex64): Likewise.
8228 (*vec_dupv4si): Likewise.
8229 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8230 (sse2_pmovmskb): Likewise.
8231 (*sse2_maskmovdqu): Likewise.
8232 (*sse2_maskmovdqu_rex64): Likewise.
8233 (sse_ldmxcsr): Likewise.
8234 (sse_stmxcsr): Likewise.
8235 (abs<mode>2): Likewise.
8236 (sse4_1_movntdqa): Likewise.
8237 (sse4_1_phminposuw): Likewise.
8238 (sse4_1_extendv8qiv8hi2): Likewise.
8239 (*sse4_1_extendv8qiv8hi2): Likewise.
8240 (sse4_1_extendv4qiv4si2): Likewise.
8241 (*sse4_1_extendv4qiv4si2): Likewise.
8242 (sse4_1_extendv2qiv2di2): Likewise.
8243 (*sse4_1_extendv2qiv2di2): Likewise.
8244 (sse4_1_extendv4hiv4si2): Likewise.
8245 (*sse4_1_extendv4hiv4si2): Likewise.
8246 (sse4_1_extendv2hiv2di2): Likewise.
8247 (*sse4_1_extendv2hiv2di2): Likewise.
8248 (sse4_1_extendv2siv2di2): Likewise.
8249 (*sse4_1_extendv2siv2di2): Likewise.
8250 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8251 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8252 (sse4_1_zero_extendv4qiv4si2): Likewise.
8253 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8254 (sse4_1_zero_extendv2qiv2di2): Likewise.
8255 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8256 (sse4_1_zero_extendv4hiv4si2): Likewise.
8257 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8258 (sse4_1_zero_extendv2hiv2di2): Likewise.
8259 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8260 (sse4_1_zero_extendv2siv2di2): Likewise.
8261 (*sse4_1_zero_extendv2siv2di2): Likewise.
8262 (sse4_1_ptest): Likewise.
8263 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8264 (sse4_2_pcmpestri): Likewise.
8265 (sse4_2_pcmpestrm): Likewise.
8266 (sse4_2_pcmpistri): Likewise.
8267 (sse4_2_pcmpistrm): Likewise.
8269 (aeskeygenassist): Likewise.
8271 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8273 * config/i386/predicates.md (vzeroall_operation): New.
8275 * config/i386/sse.md (avx_vzeroall): New.
8276 (*avx_vzeroall): Likewise.
8278 2008-08-28 Paul Brook <paul@codesourcery.com>
8279 Mark Shinwell <shinwell@codesourcery.com>
8280 Richard Earnshaw <richard.earnshaw@arm.com>
8282 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8283 (TARGET_MIN_ANCHOR_OFFSET): New.
8284 (arm_override_options): Set correct anchor ranges for Thumb-1
8285 and Thumb-2 if required.
8286 (legitimize_pic_address): Handle case involving a TLS symbol
8287 reference with an addend.
8288 (arm_optimization_options): Enable section anchors at -O1 and
8290 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8291 * config/arm/arm-protos.h (arm_optimization_options): New.
8293 2008-08-28 Nick Clifton <nickc@redhat.com>
8295 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8296 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8299 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8300 * config/v850/v850.md (return): Remove frame size restriction.
8302 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8304 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8306 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8308 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8310 2008-08-28 Paul Brook <paul@codesourcery.com>
8312 * config/arm/vfp11.md: Update license notice.
8313 * config/arm/cortex-r4.md: Ditto.
8315 2008-08-28 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/37207
8318 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8321 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8324 * tree.c (int_fits_type_p): Don't forget unsigned integers
8325 of type sizetype which higher end word equals -1.
8327 2008-08-28 Ira Rosen <irar@il.ibm.com>
8329 * target.h (struct vectorize): Add new target builtin.
8330 * tree-vectorizer.c (destroy_loop_vec_info): Call
8331 vect_free_slp_instance instead of vect_free_slp_node.
8332 * tree-vectorizer.h (enum slp_load_perm_type): New.
8333 (struct _slp_instance): Add new fields.
8334 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8335 (SLP_INSTANCE_LOADS): New.
8336 (vect_free_slp_tree): Remove.
8337 (vect_free_slp_instance): Declare.
8338 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8339 (vectorizable_load): Add argument.
8340 (vect_transform_slp_perm_load): New.
8341 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8343 (vect_get_place_in_interleaving_chain): New function.
8344 (vect_free_slp_tree): Make static.
8345 (vect_free_slp_instance): New function.
8346 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8347 collect the load location in the interleaving chain.
8348 (vect_supported_slp_permutation_p): New function.
8349 (vect_supported_load_permutation_p): Likewise.
8350 (vect_analyze_slp_instance): In case of loads permutation, call
8351 vect_supported_load_permutation_p to check that the permutation is
8353 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8354 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8355 (vect_create_mask_and_perm): New function.
8356 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8357 (vectorizable_load): Add an argument. Don't keep the created vectors
8358 statements in the node if permutation is required. Call
8359 vect_transform_slp_perm_load to generate the permutation.
8360 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8361 additional argument.
8362 (vect_schedule_slp_instance): In case of loads permutation, allocate
8363 vectorized statements structure for all the related SLP nodes. Call
8364 vect_transform_stmt with addditional argument.
8365 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8366 * config/spu/spu.c (spu_builtin_vec_perm): New.
8367 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8368 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8369 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8370 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8372 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8374 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8375 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8376 __gthread_cond_signal, __gthread_cond_timedwait,
8377 __gthread_cond_timedwait_recursive): New functions.
8378 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8380 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8383 2008-08-28 Richard Guenther <rguenther@suse.de>
8386 * fold-const.c (maybe_canonicalize_comparison_1): Require
8387 undefined overflow only for canonicalizing A +- CST cmp CST.
8388 Make sure to not generate new constants that are not inside
8389 their TYPE_MIN/MAX_VALUE range.
8390 (maybe_canonicalize_comparison): Remove undefined overflow
8392 (fold_binary): Remove now duplicate folding.
8394 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8396 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8397 use not updated in the last change.
8399 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8401 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8402 (IRA_COVER_CLASSES): Add FPUL_REGS.
8404 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8407 * c-common.c (conversion_warning): Check for null operands.
8409 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8412 * c-decl.c (check_for_loop_decls): Improve error message. Give
8415 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8418 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8419 (convert_for_assignment): Pass corrent OPT_W* parameter to
8420 WARN_FOR_ASSIGNMENT.
8422 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8425 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8427 2008-08-27 Paul Brook <paul@codesourcery.com>
8429 * config.gcc: Loosen checks for arm uclinux eabi targets.
8431 2008-08-27 Paul Brook <paul@codesourcery.com>
8433 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8435 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8437 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8439 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8440 the enumerators of an ENUMERAL_TYPE.
8441 * dbxout.c (dbxout_type): Ditto.
8443 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8446 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8447 (fwprop_addr): Check that the loop_father is not the outer loop.
8449 2008-08-26 Paul Brook <paul@codesourcery.com>
8451 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8452 Remove documentation entry for fmul type.
8453 Use fmuls to annotate single-precision multiplication patterns,
8454 fmuld to annotate double-precision multiplication patterns,
8455 fmacs to annotate single-precision multiply-accumulate patterns
8456 and fmacd to annotate double-precision multiply-accumulate patterns.
8457 * config/arm/vfp11.md: Update reservations accordingly.
8458 * config/arm/arm.md: Note that certain values of the "type"
8459 attribute are documented in vfp.md.
8460 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8461 (v10_cvt): Use new fmul types.
8463 2008-08-26 Paul Brook <paul@codesourcery.com>
8465 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8466 * config/arm/vfp11.md: ...here. New.
8467 * config/arm/arm.md: Include vfp11.md.
8469 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8471 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8472 parameter to inform call.
8474 2008-08-26 Jeff Law <law@redhat.com>
8476 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8477 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8478 preferred class when copying a constant into a partial word register.
8480 2008-08-26 Ben Elliston <bje@au.ibm.com>
8482 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8483 * cp/typeck.c: Likewise.
8484 * cp/tree.c: Likewise.
8485 * gimple-low.c: Likewise.
8488 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8490 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8491 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8493 * doc/passes.texi: Describe IRA.
8495 * doc/tm.texi (IRA_COVER_CLASSES,
8496 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8498 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8499 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8500 -fira-propagate-cost, -fno-ira-share-save-slots,
8501 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8503 * flags.h (ira_algorithm): New enumeration.
8504 (flag_ira_algorithm, flag_ira_verbose): New external variable
8507 * postreload.c (gate_handle_postreload): Don't do post reload
8508 optimizations unless the reload is completed.
8510 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8513 * tree-pass.h (pass_ira): New external variable declaration.
8515 * reload.h: Add 2008 to the Copyright.
8517 * cfgloopanal.c: Include params.h.
8518 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8521 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8523 * toplev.c (ira.h): New include.
8524 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8525 (backend_init_target): Call ira_init.
8526 (backend_init): Call ira_init_once.
8527 (finalize): Call finish_ira_once.
8529 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8530 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8533 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8534 may_move_out_cost): New external variable declarations.
8535 (move_table): New typedef.
8537 * caller-save.c: Include headers output.h and ira.h.
8538 (no_caller_save_reg_set): New global variable.
8539 (save_slots_num, save_slots): New variables.
8540 (reg_save_code, reg_restore_code, add_stored_regs): Add
8542 (init_caller_save): Set up no_caller_save_reg_set.
8543 (init_save_areas): Reset save_slots_num.
8544 (saved_hard_reg): New structure.
8545 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8546 (initiate_saved_hard_regs, new_saved_hard_reg,
8547 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8549 (setup_save_areas): Add code for sharing stack slots.
8550 (all_blocks): New variable.
8551 (save_call_clobbered_regs): Process pseudo-register too.
8552 (mark_set_regs): Process pseudo-register too.
8553 (insert_one_insn): Put the insn after bb note in a empty basic
8554 block. Add insn check.
8556 * global.c (eliminable_regset): Make it external.
8557 (mark_elimination): Use DF_LR_IN for IRA.
8558 (pseudo_for_reload_consideration_p): New.
8559 (build_insn_chain): Make it external. Don't ignore spilled
8560 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8561 (gate_handle_global_alloc): New function.
8562 (pass_global_alloc): Add the gate function.
8564 * opts.c (decode_options): Set up flag_ira. Print the warning for
8566 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8568 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8570 * regmove.c (regmove_optimize): Don't do replacement of output for
8573 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8574 New external variable declarations.
8576 * local-alloc.c (update_equiv_regs): Make it external. Return
8577 true if jump label rebuilding should be done. Rescan new_insn for
8579 (gate_handle_local_alloc): New function.
8580 (pass_local_alloc): Add the gate function.
8582 * alias.c (value_addr_p, stack_addr_p): New functions.
8583 (nonoverlapping_memrefs_p): Use them for IRA.
8585 * common.opt (fira, fira-algorithm, fira-coalesce,
8586 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8587 fira-verbose): New options.
8589 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8590 move_cost, may_move_in_cost, may_move_out_cost): Make the
8592 (move_table): Remove typedef.
8593 (init_move_cost): Make it external.
8594 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8597 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8598 setup_reg_classes): New function prototypes.
8599 (eliminable_regset): New external variable declaration.
8600 (build_insn_chain, update_equiv_regs): New function prototypes.
8602 * Makefile.in (IRA_INT_H): New definition.
8603 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8604 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8605 (reload1.o, toplev.o): Add dependence on ira.h.
8606 (cfgloopanal.o): Add PARAMS_H.
8607 (caller-save.o): Add dependence on output.h and ira.h.
8608 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8609 ira-emit.o, ira-lives.o): New entries.
8611 * passes.c (pass_ira): New pass.
8613 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8615 * reload1.c (ira.h): Include the header.
8616 (changed_allocation_pseudos): New bitmap.
8617 (init_reload): Initiate the bitmap.
8618 (compute_use_by_pseudos): Permits spilled registers in FROM.
8619 (temp_pseudo_reg_arr): New variable.
8620 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8621 IRA. Call alter_reg with the additional parameter. Don't clear
8622 spilled_pseudos for IRA. Restore original insn chain for IRA.
8623 Clear changed_allocation_pseudos at the end of reload.
8624 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8625 (hard_regno_to_pseudo_regno): New variable.
8626 (count_pseudo): Check spilled pseudos. Set up
8627 hard_regno_to_pseudo_regno.
8628 (count_spilled_pseudo): Check spilled pseudos. Update
8629 hard_regno_to_pseudo_regno.
8630 (find_reg): Use better_spill_reload_regno_p. Check
8631 hard_regno_to_pseudo_regno.
8632 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8634 (eliminate_regs_1): Use additional parameter for alter_reg.
8635 (finish_spills): Set up pseudo_previous_regs only for spilled
8636 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8637 more arguments. Don't clear live_throughout and dead_or_set for
8638 spilled pseudos. Use additional parameter for alter_reg. Call
8639 mark_allocation_change. Set up changed_allocation_pseudos.
8640 Remove sanity check.
8641 (emit_input_reload_insns, delete_output_reload): Use additional
8642 parameter for alter_reg. Call mark_allocation_change.
8643 (substitute, gen_reload_chain_without_interm_reg_p): New
8645 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8647 * testsuite/gcc.dg/20080410-1.c: New file.
8649 * config/s390/s390.h (IRA_COVER_CLASSES,
8650 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8652 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8654 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8656 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8658 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8660 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8662 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8664 2008-08-24 Jeff Law <law@redhat.com>
8665 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8666 when ignoring unavailable registers.
8668 2008-08-24 Jeff Law <law@redhat.com>
8669 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8670 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8671 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8672 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8674 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8675 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8677 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8678 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8679 * reload1.c (find_reg): Process registers in register allocation order.
8681 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8682 * toplev.c (backend_init_target): Move ira_init call from
8684 (lang_dependent_init_target): ...to here.
8686 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8687 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8688 calculate memory move costs for NO_REGS.
8690 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8691 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8692 STACK_REGS is defined.
8694 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8695 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8697 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8698 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8700 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8701 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8702 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8705 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8706 Dorit Nuzman <dorit@il.ibm.com>
8708 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8709 vec_extract_evenv4sf, vec_extract_evenv8hi,
8710 vec_extract_evenv16qi, vec_extract_oddv4si,
8711 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8712 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8713 vec_interleave_highv4si, vec_interleave_lowv4si,
8714 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8715 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8716 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8718 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8721 * config/rs6000/rs6000.c (optimization_options): Don't default to
8722 section anchors without toplevel reorder.
8724 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8726 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8727 (mfc_end_critical_section): Likewise.
8729 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8731 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8732 all type qualifiers from element type to vector type.
8734 2008-08-25 David Daney <ddaney@avtrex.com>
8736 * config/mips/mips.md (immediate_insn): Move up in file, fix
8737 comment typo, reformat.
8738 (fetchop_bit, atomic_hiqi_op memory_barrier,
8739 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8740 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8741 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8742 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8743 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8744 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8745 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8746 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8747 sync_old_nand<mode>, sync_new_nand<mode>,
8748 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8749 test_and_set_12): Moved to sync.md.
8751 * config/mips/sync.md: New file.
8753 2008-08-25 Richard Henderson <rth@redhat.com>
8755 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8756 (regsave): Likewise.
8757 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8758 (output_cfi_directive): Likewise.
8759 (div_data_align): New.
8760 (output_cfi): Use it.
8762 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8764 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8765 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8766 (TARGET_OCTEON): New macro.
8767 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8768 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8769 (ISA_HAS_POP): New macro.
8770 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8772 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8774 * config/mips/mips.md (cpu): Add octeon.
8775 (type): Add pop attribute value.
8776 (popcount<mode>2): New pattern.
8777 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8779 2008-08-24 Jan Hubicka <jh@suse.cz>
8781 * doc/invoke.texi (-fipa-cp-clone): New option.
8782 (-fipa-cp): Update docs.
8783 (--param ipcp-unit-growth):New.
8784 * ipa-cp.c: Include fibheap.h, params.h
8785 (ipcp_initialize_node_lattices): When not cloning, all externally
8786 visible functions are bottom.
8787 (ipcp_need_redirect_p): Accept clones.
8788 (ipcp_insert_stage): Use cost driven heuristics.
8789 (max_count, dead_nodes): New static vars.
8790 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8791 ipcp_const_param_count): New functions.
8792 * common.opt (ipa-cp-clone): New command line option.
8793 * params.def (ipcp-unit-growth): New.
8795 2008-08-24 Jan Hubicka <jh@suse.cz>
8797 * tree-inline.c (tree_function_versioning): Look harder
8798 for referenced vars.
8800 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8802 PR tree-optimization/37185
8803 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8805 2008-08-23 Jan Hubicka <jh@suse.cz>
8807 * ipa-cp.c (ipcp_analyze_node): New function.
8808 (ipcp_update_cloned_node): Use it.
8809 (ipcp_init_stage): Likewise.
8810 * ipa-inline.c (function_insertion_hook_holder): New static var.
8811 (analyze_function): Break out from ....
8812 (inline_generate_summary): Here; register insertion hook.
8813 (cgraph_decide_inlining): Remove hook.
8814 (add_new_function): New function.
8816 2008-08-23 Jan Hubicka <jh@suse.cz>
8818 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8820 2008-08-23 Jan Hubicka <jh@suse.cz>
8822 * ipa-cp.c (constant_val_insert): Remove.
8823 (ipcp_propagate_one_const): Remove.
8824 (ipcp_create_replace_map): Always insert replacements to the map.
8825 (ipcp_insert_stage): Do not try to insert statements by hand.
8826 * tree-inline.c (insert_init_stmt): Break out from ...
8827 (setup_one_parameter): ... here; allow NULL BB pointer.
8828 (tree_function_versioning): Use setup_one_parameter to process
8831 2008-08-23 Jan Hubicka <jh@suse.cz>
8833 * tree.c (decl_address_ip_invariant_p): New function.
8834 * tree.h (decl_address_ip_invariant_p): Declare.
8835 * gimple.c (strip_invariant_refs): Break out from ...
8836 (is_gimple_invariant_address): ... here
8837 (is_gimple_ip_invariant_address): New function.
8838 (is_gimple_ip_invariant): New function.
8839 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8842 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8843 (ipcp_lat_is_insertable): All constants are insertable.
8844 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8845 IPA_CONST_VALUE_REF.
8846 (ipcp_initialize_node_lattices): Propagate all types of operands.
8847 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8848 (ipcp_create_replace_map): Reformat.
8849 (ipcp_need_redirect_p): Simplify.
8850 (ipcp_insert_stage): Check that argument is used before clonning.
8851 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8853 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8854 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8855 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8856 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8857 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8858 * tree-inline.c (tree_function_versioning): Add variables referenced
8861 2008-08-23 Jan Hubicka <jh@suse.cz>
8864 * i386.c (standard_80387_constant_p): Use optimize_size.
8866 2008-08-23 Ira Rosen <irar@il.ibm.com>
8868 PR tree-optimization/37161
8869 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8870 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8871 (vect_determine_vectorization_factor): Move the scalar type
8872 retrieval to vect_get_smallest_scalar_type.
8873 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8874 scalar type. Remove redundant computation.
8875 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8876 (vect_get_slp_defs): Take the type of RHS into account if
8877 necessary by calling vect_get_smallest_scalar_type. Call
8878 vect_get_constant_vectors with additional argument.
8880 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8883 * doc/invoke.texi (Wwrite-strings): Clarify description.
8885 2008-08-23 Ira Rosen <irar@il.ibm.com>
8887 PR tree-optimization/37174
8888 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8889 def stmt is a part of the loop before accessing its stmt_vec_info.
8891 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8894 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8895 (*swap): New insn pattern.
8896 (*ashlqi3): Rename from ashlqi3 insn pattern.
8897 (ashlqi3): New expanders.
8898 (*lshrqi3): Rename from lshrqi3 insn pattern.
8899 (lshrqi3): New expanders.
8900 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8901 lshrqi3_const5, lshrqi3_const6): New splitters.
8902 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8903 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8906 2008-08-22 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/37078
8909 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8910 [+INF, +INF] ranges.
8912 2008-08-22 Richard Guenther <rguenther@suse.de>
8914 PR tree-optimization/37143
8915 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8916 a conversion statement instead of a copy.
8918 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8921 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8922 CCCmode, CCOmode and CCSmode destination modes.
8925 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8926 from different units in a single alternative.
8927 (*vec_extractv2sf_1): Ditto.
8928 (*vec_extractv2si_0): Ditto.
8929 (*vec_extractv2si_1): Ditto.
8930 * config/i386/sse.md (sse2_storehpd): Ditto.
8931 (sse2_storelpd): Ditto.
8932 (sse2_loadhpd): Ditto.
8933 (sse2_loadlpd): Ditto.
8936 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8937 (popcountsi2): Ditto.
8938 (clzdi2_abm): Ditto.
8939 (popcountdi2): Ditto.
8940 (clzhi2_abm): Ditto.
8941 (popcounthi2): Ditto.
8943 2008-08-22 Richard Guenther <rguenther@suse.de>
8947 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8948 if the multiplication does not overflow.
8950 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8952 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8954 2008-08-21 Richard Henderson <rth@redhat.com>
8956 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8957 spurrious comma from test.
8958 * configure: Rebuild.
8960 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8963 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8966 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8968 * c-tree.h (grokfield): New argument.
8969 * c-decl.c (grokfield): Handle new location argument.
8970 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8972 2008-08-21 Richard Guenther <rguenther@suse.de>
8974 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8976 2008-08-21 Jan Hubicka <jh@suse.cz>
8978 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8979 (cgraph_add_function_insertion_hook,
8980 cgraph_remove_function_insertion_hook,
8981 cgraph_call_function_insertion_hooks): New functions.
8982 * cgraph.h (cgraph_add_function_insertion_hook,
8983 cgraph_remove_function_insertion_hook,
8984 cgraph_call_function_insertion_hooks): Declare.
8985 * ipa-reference.c (function_insertion_hook_holder): New variable.
8986 (check_operand, look_for_address_of): When checking late, do not care
8987 about module bitmaps.
8988 (add_new_function): New function.
8989 (generate_summary): Register hooks; zero module bitmaps.
8990 (propagate): Unregister hooks.
8991 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8992 (add_new_function): New function.
8993 (generate_summary): Register hook.
8994 (propagate): Remove hook.
8996 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8998 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8999 * ipa-cp.c (ipcp_update_cloned_node): New function.
9000 (build_const_val): Handle functions correctly; bring type logic
9001 into sync with tree-inline.c
9002 (ipcp_init_stage): Take care of computing stuff needed by
9003 indirect inlining; update clones.
9004 (ipcp_generate_summary): Break out of ipcp_driver.
9005 (ipcp_driver): Do only execution and transformation.
9006 (pass_ipa_cp): Make IPA_PASS.
9007 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9009 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9010 ipcp, some info is already available.
9011 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9012 * tree-inline.c (remap_ssa_name): Unshare expression.
9014 2008-08-21 Richard Guenther <rguenther@suse.de>
9016 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9017 a PHI ask VN if it is already available.
9018 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9019 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9021 2008-08-21 Richard Guenther <rguenther@suse.de>
9024 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9025 makes sure to produce a result of the correct type.
9027 2008-08-21 Jan Hubicka <jh@suse.cz>
9028 Backport from LTO branch:
9030 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9031 Jan Hubicka <jh@suse.cz>
9034 (init_state, finish_state, set_function_state, generate_summary):
9036 (scan_stmt): Renamed from scan_function. Changed to keep state in
9037 local static vars rather than cgraph aux field.
9038 (propagate): Renamed from static_execute. Changed to keep state in
9039 local static vars rather than cgraph aux field.
9040 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9041 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9043 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9045 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9046 * ipa-reference.c (init_function_info, generate_summary,
9047 propagate): New functions.
9048 (analyze_function): Call init_function_info.
9049 (static_execute): Stripped into generate_summary and propagate.
9050 (pass_ipa_reference): Made into ipa_opt_pass.
9052 2008-08-21 Richard Guenther <rguenther@suse.de>
9054 PR tree-optimization/37181
9055 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9057 (extract_range_from_unary_expr): Likewise.
9059 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9061 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9063 * toplev.h (pedwarn_at): Likewise.
9064 * builtins.c: Update all calls to pedwarn.
9065 * c-lex.c: Likewise.
9066 * toplev.c: Likewise.
9067 * c-tree.h: Likewise.
9068 * c-decl.c: Likewise.
9069 * c-errors.c: Likewise.
9070 * c-typeck.c: Likewise.
9071 * c-common.c: Likewise.
9072 * c-parser.c: Likewise.
9074 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9077 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9078 with MODE_VECTOR_INT mode.
9080 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9083 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9084 initialized outside the current module.
9085 (warn_uninitialized_var): Ignore left-hand side when walking the
9086 trees. Ignore address expressions. Examine VUSE operands in gimple
9087 statements with a variable declaration on the right-hand side.
9089 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9092 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9094 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9097 * c-common.c (conversion_warning): Do not warn if applying bit-and
9098 operator to unsigned constant that fits in the target type.
9100 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9103 * c-common.c (conversion_warning): Do not warn for artificial
9106 2008-08-20 Richard Guenther <rguenther@suse.de>
9108 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9109 (extract_range_from_binary_expr): Fall back to constant propagation.
9110 (extract_range_from_unary_expr): Likewise.
9112 2008-08-20 Richard Guenther <rguenther@suse.de>
9114 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9115 with TREE_THIS_VOLATILE on shared nodes.
9116 (fold_stmt_r): Likewise.
9118 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9121 * c-parser.c (c_parser_attributes): For keywords use canonical
9122 spelling for attr_name.
9124 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9126 * value-prof.c (check_counter): Revert wrong call to error.
9128 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9130 * profile.c: Update calls to inform.
9131 * value-prof.c: Update calls to inform.
9133 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9135 * diagnostic.c (inform): Add an explicit location_t parameter.
9136 * toplev.h (inform): Update declaration.
9137 * builtins.c: Update all calls to inform.
9138 * c-common.c: Likewise.
9139 * c-decl.c: Likewise.
9140 * c-opts.c: Likewise.
9141 * c-pch.c: Likewise.
9142 * c-pragma.c: Likewise.
9143 * c-typeck.c: Likewise.
9144 * coverage.c: Likewise.
9146 * toplev.c: Likewise.
9147 * tree-cfg.c: Likewise.
9148 * tree-ssa.c: Likewise.
9150 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9153 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9154 V2DI mode, for SSE4.1, use movq instead of vector set if the
9155 second element is zero and inter-unit moves are OK.
9157 2008-08-20 Richard Guenther <rguenther@suse.de>
9159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9160 properly handle conversion/copy chains after tuplification.
9162 2008-08-20 Richard Guenther <rguenther@suse.de>
9164 * passes.c (init_optimization_passes): Move the second
9165 forwprop pass before alias computation. Remove the second
9166 DCE pass. Remove the first dominator and phi copy/const
9169 2008-08-20 Nick Clifton <nickc@redhat.com>
9171 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9172 support of this feature. Do not assume that a sufficiently new
9173 assembler will support the feature regardless of the target type.
9174 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9175 * configure: Regenerate.
9177 2008-08-20 Richard Guenther <rguenther@suse.de>
9179 * tree-vrp.c (found_in_subgraph): Remove.
9180 (live): New global static.
9181 (live_on_edge): New function.
9182 (blocks_visited): Remove.
9183 (register_edge_assert_for_2): Use live_on_edge.
9184 (find_conditional_asserts): Remove code dealing with
9185 found_in_subgraph. Do not walk the CFG.
9186 (find_switch_asserts): Likewise.
9187 (find_assert_locations_1): Renamed from find_assert_locations.
9188 Move finding assert locations for conditional and switch
9189 statements first. Update live bitmap. Do not walk the CFG.
9190 (find_assert_locations): New function.
9191 (insert_range_assertions): Remove entry of CFG walk.
9192 Adjust call to find_assert_locations.
9193 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9194 that only can appear because of fake exit edges but assert we
9195 never try to insert on those.
9196 (fini_pre): Do not remove fake exit edges here...
9197 (execute_pre): ...but here, before committing edge inserts.
9199 2008-08-19 Richard Guenther <rguenther@suse.de>
9201 * passes.c (init_optimization_passes): Exchange store-ccp
9204 2008-08-19 Rafael Espíndola <espindola@google.com>
9206 * varasm.c (weak_decls): Move earlier in the file.
9207 (assemble_external): Add weak decls to the weak_decls list.
9208 (declare_weak): Don't add decls to the weak_decls list.
9210 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9213 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9214 before (sse2_shufpd_<mode>).
9216 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9219 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9220 * tree.c (block_nonartificial_location): Likewise.
9222 2008-08-19 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/35972
9225 PR tree-optimization/23094
9226 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9229 handle MISALIGNED_INDIRECT_REF.
9230 (get_ref_from_reference_ops): New helper.
9231 (vn_reference_lookup_pieces): Walk the use-def chain using the
9232 alias-oracle if requested.
9233 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9234 walking the use-def chain.
9235 (compute_avail): But not here.
9236 (create_component_ref_by_pieces_1): Properly handle
9237 MISALIGNED_INDIRECT_REF.
9238 (do_regular_insertion): Handle fully redundant
9239 expressions after PHI-translation also for SSA_NAME values, not
9240 only constants. Correctly use edoubleprime for that.
9242 2008-08-19 Ira Rosen <irar@il.ibm.com>
9244 * tree-vectorizer.c (supportable_widening_operation): Support
9245 multi-step conversion, return the number of steps in such conversion
9246 and the required intermediate types.
9247 (supportable_narrowing_operation): Likewise.
9248 * tree-vectorizer.h (vect_pow2): New function.
9249 (supportable_widening_operation): Change argument types.
9250 (supportable_narrowing_operation): Likewise.
9251 (vectorizable_type_promotion): Add an argument.
9252 (vectorizable_type_demotion): Likewise.
9253 * tree-vect-analyze.c (vect_analyze_operations): Call
9254 vectorizable_type_promotion and vectorizable_type_demotion with
9255 additional argument.
9256 (vect_get_and_check_slp_defs): Detect patterns.
9257 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9259 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9260 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9261 factor according to the smallest type in the loop.
9262 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9263 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9264 supportable_widening_operation with correct arguments.
9265 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9266 operands lists according to the number of vector statements in left
9267 or right node, if exists.
9268 (vect_gen_widened_results_half): Remove unused argument.
9269 (vectorizable_conversion): Call supportable_widening_operation,
9270 supportable_narrowing_operation, and vect_gen_widened_results_half
9271 with correct arguments.
9272 (vectorizable_assignment): Change documentation, support multiple
9274 (vectorizable_operation): Likewise.
9275 (vect_get_loop_based_defs): New function.
9276 (vect_create_vectorized_demotion_stmts): Likewise.
9277 (vectorizable_type_demotion): Support loop-aware SLP and general
9278 multi-step conversion. Call vect_get_loop_based_defs and
9279 vect_create_vectorized_demotion_stmts for transformation.
9280 (vect_create_vectorized_promotion_stmts): New function.
9281 (vectorizable_type_promotion): Support loop-aware SLP and general
9282 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9284 (vectorizable_store): Change documentation, support multiple
9286 (vectorizable_load): Likewise.
9287 (vect_transform_stmt): Pass SLP_NODE to
9288 vectorizable_type_promotion and vectorizable_type_demotion.
9289 (vect_schedule_slp_instance): Move here the calculation of number
9290 of vectorized statements for each node from...
9291 (vect_schedule_slp): ... here.
9292 (vect_transform_loop): Call vect_schedule_slp without the last
9295 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9298 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9299 to == in assert statement.
9300 (vectorizable_reduction): Fix typo.
9302 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9305 * value-prof.c (check_counter): Dereference pointer to overall
9306 count when printing it.
9308 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9310 * profile.h: Really add it.
9312 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9314 * mcf.c: Really add it.
9316 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9317 Vinodha Ramasamy <vinodha@google.com>
9319 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9321 * value-prof.c (check_counter): Fix the counter if
9322 flag_profile_correction is true.
9323 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9324 tree_mod_subtract_transform):
9325 Follow check_counter parameter change.
9326 * common.opt (fprofile-correction): New option.
9328 * profile.h: Likewise.
9329 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9330 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9331 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9333 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9334 flag_profile_correction is set.
9336 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9338 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9340 2008-08-18 Tomas Bily <tbily@suse.cz>
9342 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9343 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9345 * tree-data-ref.c (split_constant_offset_1): Likewise.
9346 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9347 * tree-sra.c (sra_walk_expr): Likewise.
9348 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9349 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9350 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9351 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9353 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9354 * tree-vect-transform.c (vectorizable_type_demotion)
9355 (vectorizable_type_promotion): Likewise.
9356 * tree-inline.c (expand_call_inline):
9357 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9358 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9359 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9360 * expr.c (expand_expr_real_1): Likewise.
9361 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9362 (gimple_assign_unary_useless_conversion_p): Likewise.
9363 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9364 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9365 * fold-const.c (fold_unary): Likewise.
9366 * tree.h (CONVERT_EXPR_P): Likewise.
9367 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9368 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9370 (register_edge_assert_for_2, extract_range_from_unary_expr)
9371 (register_edge_assert_for_1): Likewise.
9373 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9375 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9376 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9377 (enum real_value_const): Delete.
9378 (get_real_const): Delete.
9379 * real.c (get_real_const): Delete.
9380 (dconst_e_ptr): Define.
9381 (dconst_third_ptr): Define.
9382 (dconst_sqrt2_ptr): Define.
9383 * builtins.c: Update all callers.
9385 2008-08-18 Richard Guenther <rguenther@suse.de>
9387 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9388 statement iterator after statement removal.
9390 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9392 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9393 (detect_processor_freebsd): Likewise.
9394 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9396 2008-08-18 Richard Guenther <rguenther@suse.de>
9398 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9399 and loads have the correct types.
9401 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9404 * c-opts.c (cpp_opts): Remove static.
9405 * c-parser.c (cpp_opts): Declare it extern.
9406 (disable_extension_diagnostics): Handle cpp options.
9407 (enable_extension_diagnostics): Likewise.
9409 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9411 * diagnostics.c (permerror_at): Rename as permerror.
9412 (permerror): Delete.
9413 * toplev.h: Likewise.
9415 2008-08-18 Richard Guenther <rguenther@suse.de>
9417 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9418 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9419 Move call_cdce before build_alias. Move copyrename2,
9420 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9421 right after final inlining.
9422 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9423 (pass_build_cfg): But instead via TODO_dump_func.
9425 2008-08-18 Richard Guenther <rguenther@suse.de>
9427 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9429 (scalarize_init): If we failed to generate some initializers
9430 do not generate zeros for not instantiated members. Instead
9431 rely on the copy out.
9432 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9433 about missing flow-sensitive alias info only if we have
9436 2008-08-17 Nick Clifton <nickc@redhat.com>
9438 * doc/extend.texi (Function Attributes): Fix typo in description
9439 if hot function attribute.
9441 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9442 Richard Sandiford <rdsandiford@googlemail.com>
9444 * doc/install.texi (--with-mips-plt): Document.
9445 * doc/invoke.texi (-mplt, -mno-plt): Document.
9446 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9447 and handle ${with_mips_plt}.
9448 * config/mips/mips.opt (mplt): New option.
9449 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9450 (TARGET_ABICALLS_PIC2): Likewise.
9451 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9452 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9453 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9454 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9455 to decide whether to output ".option picX" directives.
9456 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9457 Pass -call_nonpic rather than -KPIC for -mplt.
9458 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9459 on the command line. Also remove it when -mabi=64 is used without
9461 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9462 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9463 TARGET_ABICALLS_PIC0.
9464 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9466 (mips16_build_function_stub): Only output ".option pic" directives
9467 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9468 (mips16_build_call_stub): Fix comment and remove redundant
9469 ".set at"/"set .noat" directives.
9470 (mips_function_rodata_section): Use the default behaviour for
9471 TARGET_ABSOLUTE_ABICALLS.
9472 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9473 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9474 (mips_restore_gp): Do nothing if the current function doesn't use
9476 (mips_expand_prologue): Only save $gp if the current function uses it.
9477 Use a normal move for TARGET_ABICALLS_PIC0.
9478 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9480 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9482 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9483 of function when handling GLOBAL_POINTER_REGNUM.
9485 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9488 * common.opt (-fstack-check): Do not declare the variable here.
9489 (-fstack-check=): New option variant.
9490 * doc/invoke.texi (Code Gen Options): Document it.
9491 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9492 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9493 (STACK_CHECK_STATIC_BUILTIN): New macro.
9494 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9495 * opts.c: Include expr.h.
9496 (common_handle_option) <OPT_fold_stack_check_>: New case.
9497 <OPT_fstack_check>: Likewise.
9498 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9499 consistently in the test for variable-sized types. Adjust for
9500 new behaviour of flag_stack_check.
9501 * explow.c: Include except.h.
9502 (allocate_dynamic_stack_space): Do not take into account
9503 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9504 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9505 for variable-sized parameters. Treat all parameters whose size is
9506 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9507 stack checking is enabled.
9508 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9509 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9510 if generic stack checking is enabled.
9511 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9512 * reload1.c (reload): Likewise.
9513 * stmt.c (expand_decl): Assert that all automatic variables have
9514 fixed size at this point and remove dead code.
9515 * flags.h (stack_check_type): New enumeration type.
9516 (flag_stack_check): Declare.
9517 * toplev.c (flag_stack_check): New global variable.
9518 * Makefile.in (opts.o): Add dependency on EXPR_H.
9519 (explow.o): Add dependency on except.h.
9521 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9523 * config/avr/avr.c (avr_override_options): Reduce value of
9524 PARAM_INLINE_CALL_COST.
9526 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9528 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9529 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9530 lieu of TYPE_MODE (type) throughout.
9532 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9534 * config/arm/arm.c (add_minipool_backward_ref): Check for
9535 8-byte-aligned entries in second case of forcing insertion after a
9536 particular entry. Change third case to avoid inserting
9537 non-8-byte-aligned entries before 8-byte-aligned ones.
9539 2008-08-15 Richard Guenther <rguenther@suse.de>
9541 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9542 strip components for unknown size accesses.
9544 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9546 * config/s390/2097.md New file.
9547 * config/s390/s390.md ("z10prop" attribute): Define none,
9548 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9549 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9550 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9551 possible values and apply them to insns as appropriate.
9552 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9553 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9554 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9555 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9556 ("bfp" mode attribute): Removed. Every occurence replaced
9558 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9559 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9562 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9565 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9568 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9570 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9571 additional argument. Support reduction when duplication is needed due
9572 to data-types of different sizes in the loop.
9573 (get_initial_def_for_induction): Fix printout.
9574 (vect_get_vec_def_for_stmt_copy): Support case where the
9575 vec_stmt_for_operand is a phi node.
9576 (vectorizable_reduction): Support reduction when duplication is needed
9577 due to data-types of different sizes in the loop.
9578 (vectorizable_call): Remove restriction to not vectorize in case we
9579 have data-types of different sizes in the loop.
9580 (vectorizable_conversion): Likewise.
9581 (vectorizable_operation): Likewise.
9582 (vectorizable_type_demotion): Likewise.
9583 (vectorizable_type_promotion): Likewise.
9584 (vectorizable_induction): Add restriction to not vectorize in case
9585 we have data-types of different sizes in the loop.
9587 2008-08-14 Christophe Saout <christophe@saout.de>
9588 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9592 (*vec_concatv2di_rex64_sse4_1): Ditto.
9593 (*vec_concatv2di_rex64_sse): Ditto.
9595 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9598 * fold-const.c (fold_widened_comparison): Do not allow
9599 sign changes that change the result even if shorter type
9600 is wider than arg1_unw's type.
9602 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9604 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9605 Skip if the multilib testing specifies -march that does not
9606 agree with the one specified in the testcase.
9608 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9610 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9611 zero extend SImode values being converted to TFmode before passing
9614 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9616 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9617 __PPU__ when targeting the Cell/B.E. PPU processor.
9619 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9621 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9622 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9623 Rematerialize the static chain, if any.
9624 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9627 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9629 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9630 (new_loc_descr): Likewise.
9631 (add_loc_descr): Likewise.
9632 (size_of_loc_descr): Likewise.
9633 (size_of_locs): Likewise.
9634 (output_loc_operands): Likewise.
9635 (output_loc_sequence): Likewise.
9636 (new_reg_loc_descr): New.
9637 (build_cfa_loc): Use it.
9638 (build_cfa_aligned_loc): Likewise.
9639 (one_reg_loc_descriptor): Likewise.
9640 (based_loc_descr): Likewise.
9642 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9645 * doc/invoke.texi (Wmain): Update.
9646 * c-decl.c (start_decl): warn_main is only 0 or 1.
9647 (start_function): Likewise. Fix formatting.
9648 (finish_function): Delete redundant warning.
9649 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9650 * c-opts (c_common_handle_option): -Wall only has effect if
9651 warn_main is uninitialized. OPT_Wmain is automatically
9652 handled. -pedantic also enables Wmain.
9653 (c_common_post_options): Handle all logic for Wmain here.
9654 * c-common.c (warn_main): Delete.
9655 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9656 * c-common.h (warn_main): Delete.
9658 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9661 * expr.c (emit_group_store): Allocate stack temp with the
9662 largest alignment when copying from register to stack.
9664 2008-08-13 Richard Guenther <rguenther@suse.de>
9666 * tree.h (maybe_fold_offset_to_address): Declare.
9667 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9668 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9669 Likewise for POINTER_PLUS_EXPR.
9670 (maybe_fold_offset_to_reference): Enable disabled code.
9671 (maybe_fold_offset_to_address): New function.
9672 (fold_stmt_r): Use it.
9673 (fold_gimple_assign): Likewise.
9674 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9675 (gimplify_expr): Likewise.
9677 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9679 * toplev.h (pedwarn_at): Fix declaration.
9681 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9683 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9684 LINK_SPEC): Use %R in -Y P argument.
9686 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9689 * diagnostic.c (pedwarn_at): New.
9690 * toplev.h (pedwarn_at): Declare.
9691 * c-tree.h (build_enumerator): Update declaration.
9692 * c-decl.c (finish_enum): Update comment.
9693 (build_enumerator): Take a location parameter. Give a pedwarn but do
9694 not perform any conversion.
9695 * c-parser.c (c_parser_enum_specifier): Set correct location for
9698 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9701 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9702 expressions except for conversions to signed:1 bitfields. Handle
9703 COND_EXPR with constant operands.
9705 2008-08-13 Richard Guenther <rguenther@suse.de>
9707 PR tree-optimization/15255
9708 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9709 (struct oecount_s): New struct and VEC types.
9711 (oecount_hash): New function.
9712 (oecount_eq): Likewise.
9713 (oecount_cmp): Likewise.
9714 (zero_one_operation): New function.
9715 (build_and_add_sum): Likewise.
9716 (undistribute_ops_list): Perform un-distribution of multiplication
9717 and division on the chain of summands.
9718 (should_break_up_subtract): Also break up subtracts for factors.
9719 (reassociate_bb): Delete dead visited statements.
9720 Call undistribute_ops_list. Re-sort and optimize if it did something.
9721 * passes.c (init_optimization_passes): Move DSE before
9723 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9726 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9728 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9730 * doc/invoke.texi: Revert unintended checkin.
9732 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9735 * gcc.c (include_spec_function): Tweak call to find_a_file.
9737 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9740 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9741 and TRUTH_ORIF_EXPR.
9742 * dojump.c (do_jump): Likewise.
9744 PR tree-optimization/37084
9745 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9746 if id->regimplify, don't assume stmt is a cast assignment.
9748 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9750 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9752 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9755 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9758 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9760 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9761 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9763 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9764 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9765 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9766 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9767 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9769 * doc/tm.texi (Storage Layout): Remove documentation for
9770 TARGET_FLOAT_FORMAT.
9772 * simplify-rtx.c (simplify_binary_operation_1): Replace
9773 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9775 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9777 * real.h (struct real_format): New member has_sign_dependent_rounding.
9778 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9779 spu_single_format, ieee_double_format, mips_double_format,
9780 motorola_double_format, ieee_extended_motorola_format,
9781 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9782 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9783 mips_extended_format, ieee_quad_format, mips_quad_format,
9784 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9785 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9787 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9788 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9789 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9790 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9791 (ROUND_TOWARDS_ZERO): Likewise.
9793 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9794 (FLOAT_MODE_FORMAT): New macro.
9795 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9796 (MODE_COMPOSITE_P): ... this new macro.
9797 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9798 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9799 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9801 * flags.h: Include "real.h".
9803 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9804 REAL_MODE_FORMAT_COMPOSITE_P.
9805 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9807 * doc/tm.texi (Storage Layout): Remove documentation of
9808 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9809 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9810 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9811 they only apply to libgcc2.a.
9813 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9815 * config/spu/float_disf.c: New file.
9816 * config/spu/float_unsdisf.c: New file.
9817 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9818 (LIB2FUNCS_EXCLUDE): Define.
9820 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9821 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9823 * real.h (struct real_format): New member round_towards_zero.
9824 * real.c (round_for_format): Respect fmt->round_towards_zero.
9825 (ieee_single_format, mips_single_format, motorola_single_format,
9826 spu_single_format, ieee_double_format, mips_double_format,
9827 motorola_double_format, ieee_extended_motorola_format,
9828 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9829 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9830 mips_extended_format, ieee_quad_format, mips_quad_format,
9831 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9832 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9834 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9835 real_format to choose rounding mode when calling MPFR functions.
9836 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9837 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9839 * real.h (real_to_decimal_for_mode): Add prototype.
9840 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9841 Respect target rounding mode when generating decimal representation.
9842 (real_to_decimal): New stub for backwards compatibility.
9843 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9844 real_to_decimal_for_mode instead of real_to_decimal.
9846 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9848 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9849 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9851 * real.c (spu_single_format): New variable.
9852 * real.h (spu_single_format): Declare.
9854 * config/spu/spu.c (spu_override_options): Install SFmode format.
9855 (spu_split_immediate): Use integer mode to operate on pieces of
9856 floating-point values in all cases.
9858 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9859 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9860 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9862 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9864 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9866 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9868 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9870 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9873 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9874 on the VAR_DECL instead of TYPE_READONLY on its type.
9876 2008-08-12 Ira Rosen <irar@il.ibm.com>
9878 * tree-vectorizer.c: Depend on langhooks.h.
9879 (supportable_widening_operation): Add two arguments. Support double
9881 (supportable_narrowing_operation): Likewise.
9882 * tree-vectorizer.h (supportable_widening_operation): Add two
9884 (supportable_narrowing_operation): Likewise.
9885 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9886 supportable_widening_operation with correct arguments.
9887 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9888 (vectorizable_type_demotion): Support double type conversions.
9889 (vectorizable_type_promotion): Likewise.
9890 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9892 2008-08-11 Michael Matz <matz@suse.de>
9894 * i386/i386.c (override_options): Move initialisation from
9895 flag_schedule_insns_after_reload to here from ...
9896 (optimization_options): ... here.
9898 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9900 PR rtl-optimization/36998
9901 * dwarf2out.c (compute_barrier_args_size_1,
9902 compute_barrier_args_size): Temporarily remove assertions.
9904 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9907 * tree-ssa.c (struct walk_data): Add new flag
9908 warn_possibly_uninitialized.
9909 (warn_uninitialized_var): Use it.
9910 (warn_uninitialized_vars): New.
9911 (execute_early_warn_uninitialized): Call it.
9912 (execute_late_warn_uninitialized): Likewise.
9914 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9917 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9920 2008-08-09 Jan Hubicka <jh@suse.cz>
9923 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9925 (expand_fix): Be prepared for expansion to fail.
9926 (expand_sfix_optab): Remove instructions if expansion failed.
9928 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9930 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9932 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9933 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9935 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9937 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9938 mips/t-libgcc-mips16 to tmake_file.
9939 * config/mips/mips-protos.h (mips_call_type): New enum.
9940 (mips_pic_base_register, mips_got_load): Declare.
9941 (mips_restore_gp): Take an rtx argument.
9942 (mips_use_pic_fn_addr_reg_p): Declare.
9943 (mips_expand_call): Replace the sibcall_p argument with
9944 a mips_call_type argument. Add a lazy_p parameter.
9945 (mips_split_call): Declare.
9946 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9947 (MIPS16_PIC_TEMP): Likewise.
9948 (reg_class): Delete M16_NA_REGS.
9949 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9950 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9951 (mips_split_hi_p): Declare.
9952 * config/mips/mips.c (mips_split_hi_p): New array.
9953 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9954 (mips_got_symbol_type_p): New function.
9955 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9956 (mips16_stub_function_p): New function.
9957 (mips16_local_function_p): Likewise.
9958 (mips_use_pic_fn_addr_reg_p): Likewise.
9959 (mips_cannot_force_const_mem): Return false for HIGHs.
9960 Extend CONST_INT and symbolic handling to MIPS16, using
9961 mips_symbol_insns to check that the base symbol type is a
9962 legitimate constant. Reject GOT-based constants if
9963 TARGET_MIPS16_PCREL_LOADS.
9964 (mips_const_insns): Check targetm.cannot_force_const_mem when
9965 decomposing a symbolic base and a large offset.
9966 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9967 When calling a function that needs $25 from MIPS16 code,
9968 move the target address into $25 separately and add a USE
9970 (mips16_gp_pseudo_reg): Insert the initializer immediately
9971 before the first real insn.
9972 (mips_pic_base_register, mips_got_load): New functions.
9973 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9974 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9975 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9976 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9977 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9978 also passing NULL_RTX rather than const0_rtx as the aux argument.
9979 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9980 instead of TARGET_EXPLICIT_RELOCS.
9981 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9982 (mips_load_call_address): Replace the sibcall_p argument with
9983 a mips_call_type argument. Use mips_got_load.
9984 (mips16_local_alias): New structure.
9985 (mips16_local_aliases): New variable.
9986 (mips16_local_aliases_hash): New function.
9987 (mips16_local_aliases_eq): Likewise.
9988 (mips16_local_alias): Likewise.
9989 (mips16_stub_function): Likewise.
9990 (mips16_build_function_stub): Create a local alias for the target
9991 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9992 .cpload directive and an R_MIPS_NONE relocation for the target
9993 function, then load the alias rather than the function itself.
9994 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9995 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9996 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9997 (mips16_build_call_stub): Replace the FN parameter with an
9998 FN_PTR parameter. Force the address into a register if it
9999 isn't a call_insn_operand; don't rely on the caller to do this.
10000 If a call to a locally-defined and locally-binding MIPS16
10001 function must be made indirectly, redirect the call to the
10002 function's local alias. Use mips16_stub_function_p,
10003 mips16_stub_function, mips_expand_call and use_reg.
10004 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10005 Use explicit %hi and %lo accesses where possible.
10006 Use MIPS_CALL to generate the correct code form of a
10007 jal instruction. Add clobbers of $18 instead of uses.
10008 Update the call to mips_emit_call_insn.
10009 (mips_expand_call): Replace the SIBCALL_P argument with a
10010 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10011 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10012 allowing it to modify the call address. Update the calls to
10013 mips_load_call_address and mips_emit_call_insn.
10014 (mips_split_call): New function.
10015 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10016 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10017 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10018 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10019 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10021 (mips_cprestore_slot): New function.
10022 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10023 and use mips_cprestore_slot.
10024 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10026 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10027 then use a copygp_mips16 instruction to set up $28.
10028 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10029 (mips16_lay_out_constants): Call split_all_insns_noflow.
10030 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10031 false if TARGET_MIPS16.
10032 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10033 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10034 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10035 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10036 MIPS16 code. Allow MIPS16 o32 PIC.
10037 (mips_override_options): Allow MIPS16 o32 PIC.
10038 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10039 after reload if TARGET_USE_GOT.
10040 (UNSPEC_COPYGP): New constant.
10041 (length): Use a default length of 8 for MIPS16 GOT loads.
10042 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10043 (*got_page<mode>): Check mips_split_hi_p.
10044 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10045 (unspec_got<mode>, unspec_call<mode>): New expanders.
10046 (load_got<mode>, load_call<mode>): Remove the length attributes.
10047 Use a got attribute instead of a type attribute.
10048 (copygp_mips16): New insn.
10049 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10050 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10051 (sibcall, sibcall_value, call, call_value): Update the calls
10052 to mips_expand_call.
10053 (call_internal, call_value_internal): Use mips_split_call.
10054 (call_value_multiple_internal): Likewise.
10055 (call_split): Move after call_internal (the insn it is split from).
10056 (call_internal_direct, call_value_internal_direct): Turn into
10057 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10058 (call_direct_split, call_value_direct_split): New patterns.
10059 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10060 and use M16_REGS instead of M16_NA_REGS.
10061 * config/mips/predicates.md (const_call_insn_operand): Replace
10062 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10063 mips_use_pic_fn_addr_reg_p check.
10064 (move_operand): Reject HIGHs if mips_split_hi_p.
10065 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10066 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10067 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10068 * config/mips/libgcc-mips16.ver: New file.
10069 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10070 $(srcdir)/config/mips/libgcc-mips16.ver.
10072 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10074 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10076 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10077 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10078 (mips16_cfun_returns_in_fpr_p): Likewise.
10080 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10082 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10083 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10084 rather than 4 to PC.
10086 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10088 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10089 (FUNCTION_PROFILER): Save the static chain pointer into $2
10090 beforehand and restore it aftewards.
10091 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10092 address directly into $25 and call the function through $25;
10093 do not clobber $3. Pad the DImode version to cover the space
10094 left by the deleted $25 <- $3 move.
10095 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10096 the removal of the $25 <- $3 move.
10097 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10098 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10100 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10101 Daniel Jacobowitz <dan@codesourcery.com>
10103 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10104 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10105 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10106 * config/mips/mips.c (mips_start_function_definition): New function.
10107 (mips_end_function_definition): Likewise.
10108 (mips_output_function_prologue): Use mips_start_function_definition.
10109 (mips_output_function_epilogue): Use mips_end_function_definition.
10110 (build_mips16_function_stub): Use mips_start_function_definition
10111 and mips_end_function_definition.
10112 (build_mips16_call_stub): Likewise.
10114 2008-08-09 Richard Guenther <rguenther@suse.de>
10116 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10117 * gimple.h (gimple_call_fn): Adjust comment.
10118 (gimple_call_set_fndecl): New function.
10119 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10120 longer having bare FUNCTION_DECL operand.
10121 (gimple_call_return_type): Likewise.
10122 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10124 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10125 (gimple_mod_pow2): Likewise.
10126 (gimple_mod_subtract): Likewise.
10127 (gimple_ic): Likewise.
10128 (gimple_stringop_fixed_value): Likewise.
10129 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10130 longer having bare FUNCTION_DECL operand.
10131 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10132 * omp-low.c (optimize_omp_library_calls): Likewise.
10133 * cgraphunit.c (update_call_expr): Likewise.
10134 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10135 (execute_convert_to_rsqrt): Likewise.
10136 * cfgexpand.c (gimple_to_tree): Simplify.
10137 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10138 bare FUNCTION_DECL operand.
10139 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10140 (convert_gimple_call): Use gimple_call_fndecl.
10141 * c-common.c (c_warn_unused_result): Likewise.
10143 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10146 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10147 (c_finish_return): Likewise.
10148 (c_start_case): Likewise.
10149 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10150 * c-parser.c (c_parser_condition): New. Call
10151 verify_sequence_points.
10152 (c_parser_paren_condition): Call c_parser_condition.
10153 (c_parser_for_statement): Call c_parser_condition.
10155 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10158 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10159 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10160 Moved from diagnostic.h
10161 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10163 (emit_diagnostic): New.
10164 (warning0, pedwarn0): Delete.
10165 (warning, warning_at, pedwarn, permerror): Return bool.
10166 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10167 Moved to diagnostic.c.
10168 (struct diagnostic_context): Use correct type for
10169 classify_diagnostic.
10170 (diagnostic_report_diagnostic): Update declaration.
10171 (emit_diagnostic): Declare.
10172 * errors.c (warning): Return bool.
10173 * errors.h (warning): Update declaration.
10174 * toplev.h (warning0, pedwarn0): Delete.
10175 (warning, warning_at, pedwarn, permerror): Return bool.
10176 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10177 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10178 inform. Update all calls.
10179 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10180 before giving informative note.
10181 (implicit_decl_warning): Likewise.
10182 * c-typeck.c (build_function_call): Likewise.
10183 * tree-sssa.c (warn_uninit): Likewise.
10184 * builtins.c (gimplify_va_arg_expr): Likewise.
10186 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10189 * doc/invoke.texi (-Wextra): Move warning from here...
10190 (-Wuninitialized): ... to here.
10192 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10195 * flags.h (set_Wunused): Delete
10196 * toplev.c (process_options): Handle Wunused flags here.
10197 * opts.c (maybe_warn_unused_parameter): Delete.
10198 (common_handle_option): Replace set_Wunused by warn_unused.
10199 (set_Wextra): Do not handle Wunused-parameter here.
10200 (set_Wunused): Delete.
10201 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10203 * common.opt (Wunused): Add Var and Init.
10204 (Wunused-function): Likewise.
10205 (Wunused-label): Likewise.
10206 (Wunused-parameter): Likewise.
10207 (Wunused-value): Likewise.
10208 (Wunused-variable): Likewise.
10210 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10212 * doc/invoke.texi: Add cpu_type power7.
10213 * config.in (HAVE_AS_VSX): New.
10214 * config.gcc: Add cpu_type power7.
10215 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10217 * configure: Regenerate.
10218 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10220 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10221 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10222 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10224 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10226 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10227 type to vectorize.builtin_conversion.
10228 (vectorizable_conversion): Likewise.
10229 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10230 integral type as input.
10231 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10233 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10234 and ALTIVEC_BUILTIN_VCTSXS.
10235 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10238 2008-08-08 Richard Guenther <rguenther@suse.de>
10240 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10241 (surely_varying_stmt_p): Calls are varying only if they are
10242 non-builtin and not indirect or have no result.
10243 (ccp_fold): Re-instantiate code before the tuples merge.
10245 2008-08-08 Richard Guenther <rguenther@suse.de>
10247 PR tree-optimization/37056
10248 * gimple.h (gimple_assign_rhs_class): New helper function.
10249 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10250 unary operations properly.
10252 2008-08-07 Jan Hubicka <jh@suse.cz>
10254 * i386.h (ix86_size_cost): Declare.
10255 (ix86_cur_cost): New function macro.
10256 * i386.md (peepholes expanding size and splitters): Predicate by
10257 optimize_insn_for_speed_p.
10258 (peepholes reduce size and splitters): Predicate by
10259 optimize_insn_for_size_p.
10260 * i386.c (ix86_size_cost): Rename from ...
10261 (size_cost): This one.
10262 (override_options): Update.
10263 (decide_alg): Likewise.
10264 (ix86_expand_clear): Use RTL profile.
10265 (ix86_pad_returns): Use RTL profile.
10267 2008-08-07 Jan Hubicka <jh@suse.cz>
10269 * recog.c (split_all_insns): Set RTL profile
10270 (peephole2_optimize): Likewise.
10271 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10272 * combine.c (combine_instructions): Likewise.
10274 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10276 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10278 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10280 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10281 value in a6 after the set_frame_ptr insn.
10283 2008-08-07 Richard Henderson <rth@redhat.com>
10286 * gcc.c (cpp_options): Pass along -g*.
10288 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10290 * config/arm/arm.c (output_move_neon): Update comment describing
10291 big-endian vector layout.
10292 (arm_assemble_integer): Do not handle big-endian NEON vectors
10294 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10295 neon_vget_lane<mode>_sext_internal,
10296 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10297 element indices for big-endian.
10299 2008-08-07 Richard Henderson <rth@redhat.com>
10301 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10302 * configure, config.in: Rebuild.
10303 * debug.h (dwarf2out_do_cfi_asm): Declare.
10304 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10305 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10306 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10307 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10309 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10311 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10312 movv2si_internal): Combine into mov<mode>_internal.
10313 (movv2si_internal_2): Remove.
10315 2008-08-07 Jan Hubicka <jh@suse.cz>
10318 * i386.md (single stringop patterns): Enable unconditionally.
10320 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10323 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10325 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10326 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10328 * config/i386/sse.md (sse2_movq128): New.
10330 * doc/extend.texi: Document __builtin_ia32_movq128.
10332 2008-08-07 Richard Guenther <rguenther@suse.de>
10334 PR middle-end/37042
10335 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10336 pointers can access anything.
10338 2008-08-06 Jan Hubicka <jh@suse.cz>
10340 * optabs.c (emit_unop_insn): Break out to ...
10341 (maybe_emit_unop_insn): ... this one.
10342 (expand_sfix_optab): Use maybe variant.
10343 * optabs.h (maybe_emit_unop_insn): Declare.
10345 * i386.md (mov0 patterns): Enable by default.
10346 (FP conversion expanders): Disable expansion of code expanding
10347 sequences when instruction should be optimized for size.
10348 (single strinop patterns): Enable when optimizing for size.
10349 (string expanders): Disable expanding of code expanding sequences
10350 when optimizning instruction for size.
10351 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10353 (ix86_fp_comparison_sahf_cost): Likewise.
10354 (ix86_expand_branch): Likewise.
10355 (ix86_expand_ashl_const): Likewise.
10356 (ix86_split_ashl): Likewise.
10357 (ix86_expand_strlen): Likewise.
10358 (ix86_emit_fp_unordered_jump): Likewie.
10360 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10362 * c-common.c: Fix typo.
10363 (c_common_reswords): Activate more C++ keyword warnings.
10365 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10367 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10370 * diagnostic.c (permerror_at): New.
10371 * toplev.h (permerror_at): Declare.
10373 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10374 Ira Rosen <irar@il.ibm.com>
10376 * tree-vect-transform.c (vect_model_simple_cost): Return
10377 immediately if stmt is pure SLP.
10378 (vect_model_store_cost): Ditto.
10379 (vect_model_load_cost): Ditto.
10380 (vectorizable_store): Remove PURE_SLP check before call
10381 to vect_model_store_cost.
10382 (vect_model_store_cost): When checking whether stmt describe
10383 strided access, add a check that it is not slp_node.
10385 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10388 * c-common.c (warn_for_sign_compare): New. Handle separately the
10389 case that 'constant' is zero.
10390 * c-typeck.c (build_binary_op): Move code to c-common.c
10392 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10394 * config/alpha/alpha.c (alpha_preferred_reload_class,
10395 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10396 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10397 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10398 * config/arm/arm.md: Likewise.
10399 * config/avr/avr-protos.h (preferred_reload_class,
10400 test_hard_reg_class, avr_simplify_comparison_p,
10401 out_shift_with_cnt, class_max_nregs): Likewise.
10402 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10403 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10404 preferred_reload_class, test_hard_reg_class): Likewise.
10405 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10406 bfin_memory_move_cost, bfin_secondary_reload,
10407 bfin_output_mi_thunk): Likewise.
10408 * config/crx/crx.c (crx_secondary_reload_class,
10409 crx_memory_move_cost): Likewise.
10410 * config/frv/frv-protos.h (frv_secondary_reload_class,
10411 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10412 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10413 frv_secondary_reload_class, frv_class_likely_spilled_p,
10414 frv_class_max_nregs): Likewise.
10415 * config/h8300/h8300.c (h8300_classify_operand,
10416 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10418 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10419 * config/ia64/ia64.c (ia64_preferred_reload_class,
10420 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10421 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10422 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10424 * config/m68hc11/m68hc11.c (preferred_reload_class,
10425 m68hc11_memory_move_cost): Likewise.
10426 * config/mcore/mcore.c (mcore_secondary_reload_class,
10427 mcore_reload_class): Likewise.
10428 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10429 mips_class_max_nregs, mips_cannot_change_mode_class,
10430 mips_preferred_reload_class, mips_secondary_reload_class,
10431 mips_output_mi_thunk): Likewise.
10432 * config/mmix/mmix.c (mmix_preferred_reload_class,
10433 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10435 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10437 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10438 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10439 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10440 * config/rs6000/rs6000.c (paired_expand_vector_init,
10441 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10442 compare_section_name, rs6000_memory_move_cost): Likewise.
10443 * config/s390/s390.c (s390_emit_compare_and_swap,
10444 s390_preferred_reload_class, s390_secondary_reload,
10445 legitimize_pic_address, legitimize_tls_address,
10446 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10447 s390_class_max_nregs): Likewise.
10448 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10449 * config/s390/s390.md: Likewise.
10450 * config/score/score-protos.h (score_secondary_reload_class,
10451 score_preferred_reload_class): Likewise.
10452 * config/score/score.c (score_preferred_reload_class,
10453 score_secondary_reload_class): Likewise.
10454 * config/score/score3.c (score3_output_mi_thunk,
10455 score3_preferred_reload_class, score3_secondary_reload_class,
10456 score3_hard_regno_mode_ok): Likewise.
10457 * config/score/score3.h (score3_preferred_reload_class,
10458 score3_secondary_reload_class): Likewise.
10459 * config/score/score7.c (score7_output_mi_thunk,
10460 score7_preferred_reload_class, score7_secondary_reload_class,
10461 score7_hard_regno_mode_ok): Likewise.
10462 * config/score/score7.h (score7_preferred_reload_class,
10463 score7_secondary_reload_class): Likewise.
10464 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10465 output_branchy_insn, add_constant, gen_block_redirect,
10466 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10467 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10468 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10469 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10470 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10471 xstormy16_preferred_reload_class): Likewise.
10472 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10473 xtensa_expand_atomic, override_options,
10474 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10476 * reorg.c (try_merge_delay_insns): Likewise.
10477 * tree.c (merge_dllimport_decl_attributes): Likewise.
10479 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10481 2008-08-06 Michael Matz <matz@suse.de>
10483 * Makefile.in (write_entries_to_file): Quote words.
10484 * gengtype.c: (read_input_line): Skip over leading white-space.
10486 2008-08-06 Marc Gauthier <marc@tensilica.com>
10488 * config.gcc: Match more processor names for Xtensa.
10489 * configure.ac: Likewise.
10490 * doc/install.texi (Specific): Likewise.
10491 * configure: Regenerate.
10493 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10495 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10496 * calls.c (avoid_likely_spilled_reg): Likewise.
10497 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10498 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10499 * config/i386/i386.c (ix86_expand_special_args_builtin,
10500 ix86_secondary_reload): Likewise.
10501 * except.c (struct eh_region, gen_eh_region_catch,
10502 remove_unreachable_regions, duplicate_eh_regions,
10503 assign_filter_values, build_post_landing_pads,
10504 sjlj_find_directly_reachable_regions, remove_eh_handler,
10505 reachable_next_level, foreach_reachable_handler,
10506 can_throw_internal_1, can_throw_external_1,
10507 collect_one_action_chain): Likewise.
10508 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10509 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10510 * function.c (update_temp_slot_address, instantiate_new_reg,
10511 instantiate_virtual_regs_in_rtx,
10512 instantiate_virtual_regs_in_insn): Likewise.
10513 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10514 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10515 gimplify_cleanup_point_expr): Likewise.
10516 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10517 * passes.c (next_pass_1): Likewise.
10518 * print-tree.c (print_node_brief, print_node): Likewise.
10519 * profile.c (branch_prob): Likewise.
10520 * tree-dump.c (dump_register): Likewise.
10521 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10523 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10524 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10525 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10526 copy_arguments_for_versioning, copy_static_chain): Likewise.
10527 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10528 add_new_name_mapping, register_new_name_mapping): Likewise.
10529 * tree-mudflap.c (mf_xform_derefs): Likewise.
10530 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10531 get_init_expr, combine_chains): Likewise.
10532 * tree-pretty-print.c (dump_generic_node): Likewise.
10533 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10534 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10535 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10536 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10538 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10540 PR middle-end/37010
10541 * calls.c (expand_call): Use the biggest preferred stack
10544 2008-08-06 Michael Matz <matz@suse.de>
10547 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10548 for reused reload, instead of overwriting them.
10550 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10552 PR middle-end/37009
10553 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10554 for incoming stack boundary.
10556 * function.c (assign_parm_find_entry_rtl): Update
10557 parm_stack_boundary.
10559 * function.h (rtl_data): Add parm_stack_boundary.
10561 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10562 parm_stack_boundary for incoming stack boundary.
10564 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10566 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10567 for unrepresentable subregs or treat them as equal to other regs
10568 or subregs with the same register number.
10570 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10572 PR middle-end/35432
10573 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10576 2008-08-06 Jan Hubicka <jh@suse.cz>
10578 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10579 frequencies might be hot.
10581 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10583 * reload.c (find_reloads): Force constants into literal pool
10584 also if they are wrapped in a SUBREG.
10586 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10589 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10590 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10591 Don't allow predicated instructions for data speculation.
10592 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10595 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10597 * haifa-sched.c (extend_global): Split to extend_global_data and
10598 extend_region_data. Update all uses.
10599 (extend_all): Rename to extend_block_data.
10601 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10603 * sched-rgn.c (new_ready): Check if instruction can be
10604 speculatively scheduled before attempting speculation.
10605 (debug_rgn_dependencies): Remove wrongful assert.
10607 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10609 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10611 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10613 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10614 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10615 va_size, and type_size.
10617 2008-08-04 Jason Merrill <jason@redhat.com>
10620 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10621 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10623 2008-08-05 Richard Henderson <rth@redhat.com>
10625 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10626 * configure: Rebuild.
10628 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10631 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10632 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10635 2008-08-05 Richard Henderson <rth@redhat.com>
10637 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10638 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10639 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10640 * common.opt (fdwarf2-cfi-asm): New.
10641 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10642 * config.in, configure: Rebuild.
10643 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10644 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10646 (dw2_force_const_mem): Externalize.
10647 * dwarf2asm.h: Update.
10648 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10649 generate a real label.
10650 (output_cfi_directive): New.
10651 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10652 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10653 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10655 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10656 (output_loc_operands_raw, output_loc_sequence_raw): New.
10657 (output_cfa_loc_raw): New.
10659 2008-08-05 Paul Brook <paul@codesourcery.com>
10661 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10662 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10663 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10664 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10665 * config/arm/arm.h (TARGET_VFPD32): Define.
10666 (TARGET_VFP3): Use TARGET_VFPD32.
10667 (fputype): Add FPUTYPE_VFP3D16.
10668 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10669 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10670 * config/arm/arm-cores.def: Add cortex-r4f.
10671 * config/arm/arm-tune.md: Regenerate.
10673 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10675 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10676 Reword some comments throughout the file.
10678 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10679 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10680 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10681 MFC_MIN_DMA_LIST_ELEMENTS.
10682 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10683 MFC_MAX_DMA_LIST_ELEMENTS.
10685 (MFC_START_ENABLE): Remove PPU-only define.
10686 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10687 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10689 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10690 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10691 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10692 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10693 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10694 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10695 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10697 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10698 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10699 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10700 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10702 (spu_read_machine_status): Fix typo.
10704 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10706 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10707 SUBREG of multi-word hard register.
10708 * config/spu/spu.c (valid_subreg): Likewise.
10709 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10711 2008-08-04 Richard Guenther <rguenther@suse.de>
10713 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10714 the candidate with the stripped base if that base is different
10715 from the original base even for offset zero.
10717 2008-08-04 Richard Guenther <rguenther@suse.de>
10719 PR middle-end/36691
10720 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10721 check for no_overflow.
10723 2008-08-04 Richard Guenther <rguenther@suse.de>
10725 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10727 2008-08-04 Paul Brook <paul@codesourcery.com>
10729 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10730 (arm_order_regs_for_local_alloc): New function.
10731 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10733 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10735 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10739 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10740 (ix86_expand_epilogue): Likewise.
10742 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10744 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10747 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10749 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10750 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10751 (*movv2sf_internal_rex64): Ditto.
10753 2008-08-03 Jan Hubicka <jh@suse.cz>
10755 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10756 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10757 * expmed.c (expand_smod_pow2): Likewise.
10759 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10762 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10763 alternative 0 of operand 1.
10764 (*vec_concatv2di_rex64_sse): Ditto.
10765 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10767 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10768 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10769 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10770 (*movv2sf_internal_rex64): Ditto.
10772 2008-08-02 Richard Guenther <rguenther@suse.de>
10775 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10776 (ssedoublesizemode): New mode attribute.
10777 (sse_shufps): Call gen_sse_shufps_v4sf.
10778 (sse_shufps_1): Macroize.
10779 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10780 (sse2_shufpd_1): Macroize.
10781 (vec_extract_odd, vec_extract_even): New expanders.
10782 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10783 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10784 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10785 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10786 (ix86_expand_vector_set): Likewise.
10787 (ix86_expand_reduc_v4sf): Likewise.
10789 2008-08-01 Doug Kwan <dougkwan@google.com>
10791 * matrix-reorg.c: Re-enable all code.
10792 (struct malloc_call_data): Change CALL_STMT to gimple type.
10793 (collect_data_for_malloc_call): Tuplify.
10794 (struct access_site_info): Change STMT to gimple type.
10795 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10796 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10797 (struct free_info): Change STMT to gimple type.
10798 (struct matrix_access_phi_node): Change PHI to gimple type.
10799 (get_inner_of_cast_expr): Remove.
10800 (may_flatten_matrices_1): Tuplify.
10801 (may_flatten_matrices): Ditto.
10802 (mark_min_matrix_escape_level): Ditto.
10803 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10804 (ssa_accessed_in_call_rhs): New
10805 (ssa_accessed_in_assign_rhs): New
10806 (record_access_alloc_site_info): Tuplify.
10807 (add_allocation_site): Ditto.
10808 (analyze_matrix_allocation_site): Ditto.
10809 (analyze_transpose): Ditto.
10810 (get_index_from_offset): Ditto.
10811 (update_type_size): Ditto.
10812 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10813 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10814 (analyze_accesses_for_phi_node): Tuplify.
10815 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10816 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10817 (analyze_matrix_accesses): Tuplify.
10818 (check_var_data): New call-back type for check_var_notmodified_p.
10819 (check_var_notmodified_p): Tuplify and use call-back struct to
10820 return statement found.
10821 (can_calculate_expr_before_stmt): Factor out statement related code
10823 (can_calculate_stmt_before_stmt): New.
10824 (check_allocation_function): Tuplify.
10825 (find_sites_in_func): Ditto.
10826 (record_all_accesses_in_func): Ditto.
10827 (transform_access_sites): Ditto.
10828 (transform_allocation_sites): Ditto.
10829 (matrix_reorg): Re-enable.
10830 (gate_matrix_reorg): Re-enable.
10832 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10834 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10835 for labels for which it hasn't been set yet. If it has been set,
10836 stop walking insns and continue with next worklist item.
10837 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10838 if the only BARRIER is at the very end of a function.
10840 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10842 * cfgexpand.c (expand_stack_alignment): Assert that
10843 stack_realign_drap and drap_rtx must match.
10845 * function.c (instantiate_new_reg): If DRAP is used to realign
10846 stack, replace virtual_incoming_args_rtx with internal arg
10849 2008-08-01 Richard Guenther <rguenther@suse.de>
10851 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10852 loop information only if we initialized it.
10853 (execute_pre): Call fini_pre with in_fre.
10854 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10855 if we do not unroll because we hit max-completely-peeled-insns.
10856 Use our estimation for consistency, do allow shrinking.
10858 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10860 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10861 with MIN_STACK_BOUNDARY.
10862 (ix86_update_stack_boundary): Likewise.
10863 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10866 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10867 (MIN_STACK_BOUNDARY): This.
10869 2008-08-01 Richard Guenther <rguenther@suse.de>
10871 PR middle-end/36997
10872 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10874 2008-08-01 Richard Guenther <rguenther@suse.de>
10876 PR tree-optimization/36988
10877 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10878 do not matter if that doesn't change volatile qualification.
10880 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10882 * configure.ac: Do not generate libada-mk. Do not subst
10883 host_cc_for_libada.
10884 * libada-mk.in: Remove.
10885 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10886 * configure: Regenerate.
10888 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10890 * tree-pass.h: Added comment about not dumping passes with name
10891 starting with star in struct opt_pass.
10892 * passes.c (register_dump_files_1): Don't do dump for a pass with
10893 name starting with star.
10894 * doc/passes.texi (Pass manager): Mention pass names and special
10895 meaning of star prefix to avoid dump.
10897 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10899 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10901 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10902 (ISA_MIPS64R2): New macro.
10903 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10904 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10905 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10906 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10907 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10908 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10909 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10910 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10911 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10912 Move up to keep list alphabetically sorted.
10913 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10914 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10916 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10917 (-march=@var{arch}): Add mips64r2.
10919 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10921 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10923 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10925 * expr.c (expand_assignment): Check for complete type.
10927 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10930 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10932 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10933 for stack alignment.
10935 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10937 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10939 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10940 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10942 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10944 PR rtl-optimization/36419
10945 * dwarf2out.c (barrier_args_size): New variable.
10946 (compute_barrier_args_size, compute_barrier_args_size_1): New
10948 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10949 if not called yet in the current function, use barrier_args_size
10950 array to find the new args_size value.
10951 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10953 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10956 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10959 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10962 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10963 (dwarf2out_stack_adjust): Use it.
10964 (dwarf2out_frame_debug_expr): Likewise.
10966 2008-07-31 Richard Guenther <rguenther@suse.de>
10968 PR tree-optimization/36978
10969 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10970 the generated condition.
10972 2008-07-31 Richard Guenther <rguenther@suse.de>
10974 * passes.c (init_optimization_passes): Always call
10975 pass_early_warn_uninitialized.
10976 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10977 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10978 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10980 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10983 * builtins.c (maybe_emit_free_warning): New function.
10984 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10985 maybe_emit_free_warning for BUILT_IN_FREE.
10988 * dwarf2out.c (get_context_die): New function.
10989 (force_decl_die, force_type_die): Use it.
10990 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10991 returns NULL, force generation of DW_TAG_typedef and put that into
10994 PR preprocessor/36649
10995 * c-pch.c (c_common_read_pch): Save and restore
10996 line_table->trace_includes across PCH restore.
10998 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11001 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11003 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11006 * final.c (call_from_call_insn): Handle COND_EXEC.
11008 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11010 * builtins.c (std_gimplify_va_arg_expr): Replace
11011 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11012 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11014 2008-07-30 Joey Ye <joey.ye@intel.com>
11015 H.J. Lu <hongjiu.lu@intel.com>
11017 * builtins.c (expand_builtin_setjmp_receiver): Replace
11018 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11019 (expand_builtin_apply_args_1): Likewise.
11020 (expand_builtin_longjmp): Need DRAP for stack alignment.
11021 (expand_builtin_apply): Likewise.
11023 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11024 instead of assign_stack_local to allow alignment reduction.
11026 * calls.c (emit_call_1): Need DRAP for stack alignment if
11028 (expand_call): Replace virtual_incoming_args_rtx with
11029 crtl->args.internal_arg_pointer.
11030 * stmt.c (expand_nl_goto_receiver): Likewise.
11032 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11033 alignment and store to stack_alignment_estimated and
11034 max_used_stack_slot_alignment.
11035 (expand_one_var): Likewise.
11036 (expand_stack_alignment): New function.
11037 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11038 and stack_alignment_estimated fields in rtl_data. Call
11039 expand_stack_alignment at end.
11041 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11042 (MAX_STACK_ALIGNMENT): Likewise.
11043 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11044 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11046 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11047 stack alignment when generating virtual registers.
11049 * function.c (assign_stack_local): Renamed to ...
11050 (assign_stack_local_1): This. Add a parameter to indicate
11051 if it is OK to reduce alignment.
11052 (assign_stack_local): Use it.
11053 (instantiate_new_reg): Instantiate virtual incoming args rtx
11054 to vDRAP if stack realignment and DRAP is needed.
11055 (assign_parms): Collect parameter/return type alignment and
11056 contribute to stack_alignment_estimated.
11057 (locate_and_pad_parm): Likewise.
11058 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11059 with crtl->args.internal_arg_pointer.
11061 * function.h (rtl_data): Add new field drap_reg,
11062 max_used_stack_slot_alignment, stack_alignment_estimated,
11063 stack_realign_needed, need_drap, stack_realign_processed and
11064 stack_realign_finalized.
11065 (stack_realign_fp): New macro.
11066 (stack_realign_drap): Likewise.
11068 * global.c (compute_regsets): Frame pointer is needed when
11069 stack is realigned. Can eliminate frame pointer when stack is
11070 realigned and dynamic realigned argument pointer isn't used.
11072 * reload1.c (update_eliminables): Frame pointer is needed
11073 when stack is realigned.
11074 (init_elim_table): Can eliminate frame pointer when stack is
11075 realigned and dynamic realigned argument pointer isn't used.
11077 * rtl.h (assign_stack_local_1): Declare new funtion.
11079 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11080 (TARGET_GET_DRAP_RTX): Likewise.
11081 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11082 TARGET_GET_DRAP_RTX.
11084 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11086 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11087 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11089 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11090 H.J. Lu <hongjiu.lu@intel.com>
11092 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11093 vdrap_reg, stack_realign and drap_reg_saved.
11094 (add_cfi): Don't allow redefining CFA when DRAP is used.
11095 (reg_save): Handle stack alignment.
11096 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11097 alignment. Don't generate DWARF information for (set fp sp)
11099 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11101 (int_loc_descriptor): Move prototype forward. Also define if
11102 DWARF2_UNWIND_INFO is true.
11103 (output_cfa_loc): Handle DW_CFA_expression.
11104 (build_cfa_aligned_loc): New.
11105 (based_loc_descr): Update assert for stack realign. For local
11106 variables, use sp+offset when stack is aligned without drap and
11107 fp+offset when stack is aligned with drap. For arguments, use
11108 cfa+offset when drap is used to align stack.
11110 2008-07-30 Joey Ye <joey.ye@intel.com>
11111 H.J. Lu <hongjiu.lu@intel.com>
11113 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11115 (ix86_gen_andsp): New.
11116 (ix86_user_incoming_stack_boundary): Likewise.
11117 (ix86_default_incoming_stack_boundary): Likewise.
11118 (ix86_incoming_stack_boundary): Likewise.
11119 (ix86_can_eliminate): Likewise.
11120 (find_drap_reg): Likewise.
11121 (ix86_update_stack_boundary): Likewise.
11122 (ix86_get_drap_rtx): Likewise.
11123 (ix86_finalize_stack_realign_flags): Likewise.
11124 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11125 (TARGET_GET_DRAP_RTX): Likewise.
11126 (override_options): Overide option value for new options.
11127 (ix86_function_ok_for_sibcall): Remove check for
11128 force_align_arg_pointer.
11129 (ix86_handle_cconv_attribute): Likewise.
11130 (ix86_function_regparm): Likewise.
11131 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11132 (ix86_va_start): Replace virtual_incoming_args_rtx with
11133 crtl->args.internal_arg_pointer.
11134 (ix86_select_alt_pic_regnum): Check DRAP register.
11135 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11136 (ix86_compute_frame_layout): Compute frame layout wrt stack
11138 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11139 (ix86_expand_prologue): Decide if stack realignment is needed
11140 and generate prologue code accordingly.
11141 (ix86_expand_epilogue): Generate epilogue code wrt stack
11142 realignment is really needed or not.
11144 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11145 (ABI_STACK_BOUNDARY): Likewise.
11146 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11147 (STACK_REALIGN_DEFAULT): Likewise.
11148 (INCOMING_STACK_BOUNDARY): Likewise.
11149 (MAX_STACK_ALIGNMENT): Likewise.
11150 (ix86_incoming_stack_boundary): Likewise.
11151 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11152 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11153 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11154 (machine_function): Remove force_align_arg_pointer.
11156 * config/i386/i386.md (BX_REG): New.
11157 (R13_REG): Likewise.
11159 * config/i386/i386.opt (mforce_drap): New.
11160 (mincoming-stack-boundary): Likewise.
11161 (mstackrealign): Add Init(-1).
11163 * config/i386/i386-protos.h (ix86_can_eliminate): New
11165 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11167 * doc/extend.texi: Update force_align_arg_pointer.
11169 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11172 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11173 (INCOMING_STACK_BOUNDARY): Likewise.
11174 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11175 (TARGET_GET_DRAP_RTX): Likewise.
11177 2008-07-30 Andreas Schwab <schwab@suse.de>
11179 PR rtl-optimization/36929
11180 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11181 add_insn_before and fix argument order.
11182 (replace_inc_dec_mem): Handle NULL rtx.
11184 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11186 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11188 (arm_compute_initial_elimination_offset): Use it.
11189 (arm_compute_save_reg_mask): Include static chain save slot when
11190 calculating alignment.
11191 (arm_get_frame_offsets): Ditto.
11192 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11193 that we can use to decrement the stack when the stack decrement
11194 could be too big for an immediate value in a single insn.
11195 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11197 2008-07-30 Richard Guenther <rguenther@suse.de>
11199 PR tree-optimization/36967
11200 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11201 Release defs of statements we remove.
11203 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11205 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11206 instead of NULL_RTVEC.
11208 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11212 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11215 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11217 * final.c (call_from_call_insn): New.
11218 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11220 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11222 * configure.ac: Substitute ADA_CFLAGS.
11223 * configure: Regenerate.
11224 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11225 * Makefile.in: Remove mention of X_* variables.
11226 * config/pa/x-ada-hpux10: Remove.
11227 * config/pa/x-ada: Remove.
11229 * doc/fragments.texi: Update.
11231 2008-07-30 Olivier Hainque <hainque@adacore.com>
11233 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11234 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11235 __dso_handle explicitly here.
11237 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11240 * c-typeck.c (build_binary_op): Encapsulate code into...
11241 * c-common.c (shorten_binary_op): ...this new function.
11242 (conversion_warning): Use the new function. Handle non-negative
11243 constant in bitwise-and.
11244 * c-common.h (shorten_binary_op): Declare.
11246 2008-07-30 Olivier Hainque <hainque@adacore.com>
11248 * scan.c (make_sstring_space): Add explicit conversions of
11249 allocator's return value.
11250 * fix-header.c (recognized_function): Likewise.
11252 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11254 * doc/cpp.texi: Update to GFDL 1.2.
11255 * doc/gcc.texi: Do not list GPL as Invariant Section.
11256 * doc/gccint.texi: Likewise. Update copyright years.
11257 * doc/install.texi: Update copyright years.
11259 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11262 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11263 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11265 2008-07-29 Jan Hubicka <jh@suse.cz>
11267 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11268 (grokdeclarator): Likewise.
11269 * langhooks.c (lhd_warn_unused_global_decl): Use
11270 DECL_DECLARED_INLINE_P.
11271 * print-tree.c (print_node): Remove DECL_INLINE check.
11273 2008-07-29 Richard Guenther <rguenther@suse.de>
11275 PR tree-optimization/36945
11276 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11277 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11278 Record invariant addresses un-decomposed.
11279 (copy_reference_ops_from_call): Record reference call
11280 arguments properly. Simplify.
11281 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11282 helper split out from ...
11283 (create_component_ref_by_pieces): ... here. Simplify.
11284 Prepare for recursive invocation for call arguments.
11285 (create_expression_by_pieces): Adjust call to
11286 create_component_ref_by_pieces.
11287 (compute_avail): Process operand 2 of reference ops.
11289 2008-07-29 Richard Guenther <rguenther@suse.de>
11291 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11293 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11295 * c-format.c (check_format_types): Revert unwanted checkin.
11297 2008-07-29 Jan Hubicka <jh@suse.cz>
11299 * flags.h (flag_really_no_inline): Remove.
11300 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11301 * toplev.c (flag_really_no_inline): Remove.
11302 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11303 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11304 (cgraph_decide_inlining_incrementally): Likewise.
11305 (compute_inline_parameters): Likewise.
11306 * opts.c (decode_options): Simplify.
11307 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11308 * common.opt (finline): Initialize to 1.
11309 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11311 2008-07-29 Jan Hubicka <jh@suse.cz>
11313 * predict.c (always_optimize_for_size_p): New function.
11314 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11315 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11316 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11318 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11319 * function.c (prepare_function_start): Set default profile.
11320 * function.h (rtl_data): Add maybe_hot_insn_p.
11321 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11322 (construct_exit_block): Likewise.
11323 (tree_expand_cfg): Likewise.
11325 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11326 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11327 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11328 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11331 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11334 * c-decl.c (merge_decls): Merge USED flags.
11336 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11338 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11339 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11340 next_stack, lab_false and lab_over trees.
11342 2008-07-28 Richard Guenther <rguenther@suse.de>
11344 PR tree-optimization/36957
11345 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11346 (useless_type_conversion_p): Remove.
11347 (types_compatible_p): Remove.
11348 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11349 (useless_type_conversion_p): Declare.
11350 (types_compatible_p): Declare.
11351 (gimple_expr_type): Return the base type only if it is
11352 trivially convertible to the subtype.
11354 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11356 * configure.ac: Use the m4_do macro to concatenate the warnings into
11357 one string in ACX_PROG_CC_WARNING_OPTS,
11358 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11359 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11360 * configure: Regenerate.
11362 2008-07-28 Richard Guenther <rguenther@suse.de>
11364 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11365 (insert_fake_stores): Remove.
11366 (realify_fake_stores): Likewise.
11367 (execute_pre): Remove dead code.
11368 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11369 (find_func_aliases): Deal with it here instead.
11370 Re-enable gcc_unreachable call.
11372 2008-07-28 Richard Guenther <rguenther@suse.de>
11374 Merge from gimple-tuples-branch.
11376 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11377 * gimple.def: New file.
11378 * gsstruct.def: Likewise.
11379 * gimple-iterator.c: Likewise.
11380 * gimple-pretty-print.c: Likewise.
11381 * tree-gimple.c: Removed. Merged into ...
11382 * gimple.c: ... here. New file.
11383 * tree-gimple.h: Removed. Merged into ...
11384 * gimple.h: ... here. New file.
11386 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11387 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11388 --enable-checking=gimple flag.
11389 * config.in: Likewise.
11390 * configure: Regenerated.
11392 * tree-ssa-operands.h: Tuplified.
11393 * tree-vrp.c: Likewise.
11394 * tree-loop-linear.c: Likewise.
11395 * tree-into-ssa.c: Likewise.
11396 * tree-ssa-loop-im.c: Likewise.
11397 * tree-dump.c: Likewise.
11398 * tree-complex.c: Likewise.
11399 * cgraphbuild.c: Likewise.
11400 * tree-ssa-threadupdate.c: Likewise.
11401 * tree-ssa-loop-niter.c: Likewise.
11402 * tree-pretty-print.c: Likewise.
11403 * tracer.c: Likewise.
11404 * gengtype.c: Likewise.
11405 * tree-loop-distribution.c: Likewise.
11406 * tree-ssa-loop-unswitch.c: Likewise.
11407 * cgraph.c: Likewise.
11408 * cgraph.h: Likewise.
11409 * tree-ssa-loop-manip.c: Likewise.
11410 * value-prof.c: Likewise.
11411 * tree-ssa-loop-ch.c: Likewise.
11412 * tree-tailcall.c: Likewise.
11413 * value-prof.h: Likewise.
11414 * tree.c: Likewise.
11415 * tree.h: Likewise.
11416 * tree-pass.h: Likewise.
11417 * ipa-cp.c: Likewise.
11418 * tree-scalar-evolution.c: Likewise.
11419 * tree-scalar-evolution.h: Likewise.
11420 * target.h: Likewise.
11421 * lambda-mat.c: Likewise.
11422 * tree-phinodes.c: Likewise.
11423 * diagnostic.h: Likewise.
11424 * builtins.c: Likewise.
11425 * tree-ssa-alias-warnings.c: Likewise.
11426 * cfghooks.c: Likewise.
11427 * fold-const.c: Likewise.
11428 * cfghooks.h: Likewise.
11429 * omp-low.c: Likewise.
11430 * tree-ssa-dse.c: Likewise.
11431 * ipa-reference.c: Likewise.
11432 * tree-ssa-uncprop.c: Likewise.
11433 * toplev.c: Likewise.
11434 * tree-gimple.c: Likewise.
11435 * tree-gimple.h: Likewise.
11436 * tree-chrec.c: Likewise.
11437 * tree-chrec.h: Likewise.
11438 * tree-ssa-sccvn.c: Likewise.
11439 * tree-ssa-sccvn.h: Likewise.
11440 * cgraphunit.c: Likewise.
11441 * tree-ssa-copyrename.c: Likewise.
11442 * tree-ssa-ccp.c: Likewise.
11443 * tree-ssa-loop-ivopts.c: Likewise.
11444 * tree-nomudflap.c: Likewise.
11445 * tree-call-cdce.c: Likewise.
11446 * ipa-pure-const.c: Likewise.
11447 * c-format.c: Likewise.
11448 * tree-stdarg.c: Likewise.
11449 * tree-ssa-math-opts.c: Likewise.
11450 * tree-ssa-dom.c: Likewise.
11451 * tree-nrv.c: Likewise.
11452 * tree-ssa-propagate.c: Likewise.
11453 * ipa-utils.c: Likewise.
11454 * tree-ssa-propagate.h: Likewise.
11455 * tree-ssa-alias.c: Likewise.
11456 * gimple-low.c: Likewise.
11457 * tree-ssa-sink.c: Likewise.
11458 * ipa-inline.c: Likewise.
11459 * c-semantics.c: Likewise.
11460 * dwarf2out.c: Likewise.
11461 * expr.c: Likewise.
11462 * tree-ssa-loop-ivcanon.c: Likewise.
11463 * predict.c: Likewise.
11464 * tree-ssa-loop.c: Likewise.
11465 * tree-parloops.c: Likewise.
11466 * tree-ssa-address.c: Likewise.
11467 * tree-ssa-ifcombine.c: Likewise.
11468 * matrix-reorg.c: Likewise.
11469 * c-decl.c: Likewise.
11470 * tree-eh.c: Likewise.
11471 * c-pretty-print.c: Likewise.
11472 * lambda-trans.c: Likewise.
11473 * function.c: Likewise.
11474 * langhooks.c: Likewise.
11475 * ebitmap.h: Likewise.
11476 * tree-vectorizer.c: Likewise.
11477 * function.h: Likewise.
11478 * langhooks.h: Likewise.
11479 * tree-vectorizer.h: Likewise.
11480 * ipa-type-escape.c: Likewise.
11481 * ipa-type-escape.h: Likewise.
11482 * domwalk.c: Likewise.
11483 * tree-if-conv.c: Likewise.
11484 * profile.c: Likewise.
11485 * domwalk.h: Likewise.
11486 * tree-data-ref.c: Likewise.
11487 * tree-data-ref.h: Likewise.
11488 * tree-flow-inline.h: Likewise.
11489 * tree-affine.c: Likewise.
11490 * tree-vect-analyze.c: Likewise.
11491 * c-typeck.c: Likewise.
11492 * gimplify.c: Likewise.
11493 * coretypes.h: Likewise.
11494 * tree-ssa-phiopt.c: Likewise.
11495 * calls.c: Likewise.
11496 * tree-ssa-coalesce.c: Likewise.
11497 * tree.def: Likewise.
11498 * tree-dfa.c: Likewise.
11499 * except.c: Likewise.
11500 * except.h: Likewise.
11501 * cfgexpand.c: Likewise.
11502 * tree-cfgcleanup.c: Likewise.
11503 * tree-ssa-pre.c: Likewise.
11504 * tree-ssa-live.c: Likewise.
11505 * tree-sra.c: Likewise.
11506 * tree-ssa-live.h: Likewise.
11507 * tree-predcom.c: Likewise.
11508 * lambda.h: Likewise.
11509 * tree-mudflap.c: Likewise.
11510 * ipa-prop.c: Likewise.
11511 * print-tree.c: Likewise.
11512 * tree-ssa-copy.c: Likewise.
11513 * ipa-prop.h: Likewise.
11514 * tree-ssa-forwprop.c: Likewise.
11515 * ggc-page.c: Likewise.
11516 * c-omp.c: Likewise.
11517 * tree-ssa-dce.c: Likewise.
11518 * tree-vect-patterns.c: Likewise.
11519 * tree-ssa-ter.c: Likewise.
11520 * tree-nested.c: Likewise.
11521 * tree-ssa.c: Likewise.
11522 * lambda-code.c: Likewise.
11523 * tree-ssa-loop-prefetch.c: Likewise.
11524 * tree-inline.c: Likewise.
11525 * tree-inline.h: Likewise.
11526 * tree-iterator.c: Likewise.
11527 * tree-optimize.c: Likewise.
11528 * tree-ssa-phiprop.c: Likewise.
11529 * tree-vect-transform.c: Likewise.
11530 * tree-object-size.c: Likewise.
11531 * tree-outof-ssa.c: Likewise.
11532 * cfgloop.c: Likewise.
11533 * system.h: Likewise.
11534 * tree-profile.c: Likewise.
11535 * cfgloop.h: Likewise.
11536 * c-gimplify.c: Likewise.
11537 * c-common.c: Likewise.
11538 * tree-vect-generic.c: Likewise.
11539 * tree-flow.h: Likewise.
11540 * c-common.h: Likewise.
11541 * basic-block.h: Likewise.
11542 * tree-ssa-structalias.c: Likewise.
11543 * tree-switch-conversion.c: Likewise.
11544 * tree-ssa-structalias.h: Likewise.
11545 * tree-cfg.c: Likewise.
11546 * passes.c: Likewise.
11547 * ipa-struct-reorg.c: Likewise.
11548 * ipa-struct-reorg.h: Likewise.
11549 * tree-ssa-reassoc.c: Likewise.
11550 * cfgrtl.c: Likewise.
11551 * varpool.c: Likewise.
11552 * stmt.c: Likewise.
11553 * tree-ssanames.c: Likewise.
11554 * tree-ssa-threadedge.c: Likewise.
11555 * langhooks-def.h: Likewise.
11556 * tree-ssa-operands.c: Likewise.
11557 * config/alpha/alpha.c: Likewise.
11558 * config/frv/frv.c: Likewise.
11559 * config/s390/s390.c: Likewise.
11560 * config/m32c/m32c.c: Likewise.
11561 * config/m32c/m32c-protos.h: Likewise.
11562 * config/spu/spu.c: Likewise.
11563 * config/sparc/sparc.c: Likewise.
11564 * config/i386/i386.c: Likewise.
11565 * config/sh/sh.c: Likewise.
11566 * config/xtensa/xtensa.c: Likewise.
11567 * config/stormy16/stormy16.c: Likewise.
11568 * config/ia64/ia64.c: Likewise.
11569 * config/rs6000/rs6000.c: Likewise.
11570 * config/pa/pa.c: Likewise.
11571 * config/mips/mips.c: Likewise.
11573 2008-07-28 Simon Baldwin <simonb@google.com>
11575 * c-pragma.c (handle_pragma_message): New function.
11576 (init_pragma): Register handle_pragma_message.
11577 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11580 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11582 PR tree-optimization/35252
11583 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11584 REALPART_EXPR to be considered as same load operation.
11586 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11588 PR tree-optimization/36830
11589 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11590 (expressions_equal_p): Return false if only one operand is null.
11592 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11594 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11595 version requirements.
11597 2008-07-26 Olivier Hainque <hainque@adacore.com>
11599 * collect2.c (symkind): New enum. Symbol kinds we care about.
11600 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11601 code and head comment accordingly.
11602 (scan_prog_file): Use symkind names instead of bare integers.
11604 2008-07-25 Jan Hubicka <jh@suse.cz>
11606 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11608 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11609 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11610 * dojump.c (clear_pending_stack_adjust): Likewise.
11611 * print-tree.c (print_node): Ignore DECL_INLINE.
11612 * tree-inline.c (inlinable_function_p): Likewise.
11614 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11616 * doc/extend.texi (hot attribute): Document that the hot attribute
11617 turns on -O3 for some ports.
11618 (cold attribute): Document that the cold attribute turns on -Os
11621 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11622 reflect function specific option support.
11624 * target.h (struct target_option_hooks): Add fields to say whether
11625 the cold attribute implies -Os and the hot attribute implies -O3.
11627 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11628 By default, do not turn on -Os for cold functions.
11629 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11630 not turn on -O3 for hot functions.
11632 * c-common.c (handle_hot_attribute): Use target hook to determine
11633 if hot functions should enable -O3.
11634 (handle_cold_attribute): Use target hook to determine if cold
11635 functions should enable -Os.
11637 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11638 (override_options): Move disable scheduling to
11639 optimization_options.
11640 (optimization_options): Disable scheduling here, not
11642 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11643 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11645 * config/ia64/ia64.c (ia64_override_options): Move setting
11646 scheduling flags to ia64_optimization_options.
11647 (ia64_optimization_options): Disable scheduling options here, and
11648 not in ia64_override_options.
11649 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11650 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11652 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11655 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11657 2008-07-25 Martin Jambor <mjambor@suse.cz>
11659 PR tree-optimization/36926
11660 * ipa-prop.c (ipa_analyze_call_uses): Call
11661 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11663 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11665 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11666 movv2si_internal): Add mem = reg alternative.
11668 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11671 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11672 DEFAULT_PCC_STRUCT_RETURN to 127.
11674 2008-07-24 Jan Hubicka <jh@suse.cz>
11676 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11677 (build_cgraph_edges): Likewise.
11678 * cgraph.c (cgraph_node): Do not update assembler hash.
11679 (cgraph_remove_node): Drop non-unit-at-a-time code.
11680 * tree-pass.h (pass_O0_always_inline): Remove.
11681 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11682 * toplev.c (process_options): Flag unit-at-a-time does not imply
11683 no section anchors.
11684 * cgraphunit.c: Update comments.
11685 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11686 (cgraph_assemble_pending_functions): Remove.
11687 (cgraph_reset_node): Drop non-unit-at-a-time code.
11688 (cgraph_finalize_function): Likewise.
11689 (cgraph_analyze_function): Likewise.
11690 (cgraph_finalize_compilation_unit): Likewise.
11691 (cgraph_expand_function): Likewise.
11692 (cgraph_optimize): Likesise.
11693 (save_inline_function_body): Likewise.
11694 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11695 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11696 * ipa-inline.c: Update comments.
11697 (enum inlining_mode): remove INLINE_SPEED.
11698 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11699 (cgraph_mark_inline_edge): Likewise.
11700 (try_inline): Likewise.
11701 (cgraph_decide_inlining_incrementally): Likewise.
11702 (cgraph_gate_inlining): Remove.
11703 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11704 (cgraph_gate_early_inlining): Likewise.
11705 (gate_inline_passes): Remove.
11706 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11707 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11708 pass_O0_always_inline): Remove.
11709 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11710 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11711 * opts.c (no_unit_at_a_time_default): Remove.
11712 (decode_options): Remove flag_unit_at_a_time reset and warning.
11713 * opts.h (no_unit_at_a_time_default): Remove.
11714 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11715 early in GNU dialect.
11716 (merge_decls): Update comment; drop unit-at-a-time check.
11717 (finish_decl): Likewise.
11718 (grok_declaration): Remove flag_inline_trees code.
11719 (finish_functions): Return on function returning non-void on all
11721 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11722 * cfgexpand.c (expand_one_static_var): Remove.
11723 (expand_one_var): Remove expand_one_static_var call.
11724 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11725 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11726 and flag_unit_at_a-time compatibility checks.
11727 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11728 * tree-inline.c (flag_inline_trees): Remove.
11729 (inlinable_function_p): Don't check it.
11730 (expand_call_inline): Remove non-unit-at-a-time code.
11731 * tree-inline.h (flag_inline_trees): Remove.
11732 * tree-optimize.c (execute_early_local_optimizations): Remove
11733 unit-at-a-time checks.
11734 (tree_rest_of_compilation): Likewise.
11735 * combine.c (setup_incoming_promotions): Likewise.
11736 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11737 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11738 * passes.c (pass_inline_parameters): Update comments; remove
11739 O0_alwaysinline pass.
11740 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11741 (execute_one_pass): Likewise.
11742 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11743 (ix86_function_sseregparm): Likewise.
11744 * arm.c (arm_function_in_section_p): Likewise.
11745 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11746 * varpool.c: Update comments.
11747 (decide_is_variable_needed): Remove unit-at-a-time checks.
11748 (varpool_finalize_decl): Likewise.
11750 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11752 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11753 to 2 instead of -1.
11754 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11756 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11758 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11759 imp symbol extension.
11761 2008-07-23 Ian Lance Taylor <iant@google.com>
11763 * tree-vrp.c (infer_value_range): Ignore asm statements when
11764 looking for memory accesses for -fdelete-null-pointer-checks.
11766 2008-07-24 Ben Elliston <bje@au.ibm.com>
11768 * config/spu/spu-c.c (__vector_keyword): New variable.
11769 (vector_keyword): Likewise.
11770 (spu_categorize_keyword): New function.
11771 (spu_macro_to_expand): Likewise.
11772 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11773 compiling an ISO C dialect.
11775 2008-07-24 Ben Elliston <bje@au.ibm.com>
11777 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11778 conventional usage.
11780 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11782 * configure: Regenerate.
11783 * configure.ac: Require texinfo 4.7.
11784 * doc/install.texi: Document texinfo 4.7 requirement.
11786 2008-07-23 Martin Jambor <mjambor@suse.cz>
11788 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11789 rather than for DECL_SAVED_TREE.
11790 * ipa-prop.c: Include diagnostic.h.
11791 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11793 (ipa_detect_param_modifications): Function rewritten from scratch.
11794 (ipa_compute_jump_functions): Changed accesses to modification flags.
11795 (ipa_free_node_params_substructures): Update flags destruction.
11796 (ipa_node_duplication_hook): Update flags duplication.
11797 (ipa_print_all_params_modified): Updated flag access.
11798 * ipa-prop.h (struct ipa_param_flags): New structure.
11799 (struct ipa_node_params): New field modification_analysis_done,
11800 modified_flags changed into param_flags.
11801 (ipa_is_ith_param_modified): Changed to use new flags.
11802 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11804 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11805 ipa-cp.c and split into two functions.
11806 (ipa_print_node_jump_functions): New function.
11807 (compute_scalar_jump_functions): New function.
11808 (type_like_member_ptr_p): New function.
11809 (compute_pass_through_member_ptrs): New function.
11810 (fill_member_ptr_cst_jump_function): New function.
11811 (determine_cst_member_ptr): New function.
11812 (compute_cst_member_ptr_arguments): New function.
11813 (ipa_compute_jump_functions): Complete rewrite.
11814 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11815 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11816 (struct ipa_member_ptr_cst): New structure.
11817 (union jump_func_value): New field member_cst.
11818 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11819 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11820 jump function types.
11821 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11822 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11823 instead of ipcp_print_all_jump_functions.
11824 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11825 only for replacable scalars.
11827 * doc/invoke.texi (Optimize options): Add description of
11828 -findirect-inlining.
11829 * common.opt (flag_indirect_inlining): New flag.
11830 * opts.c (decode_options): Set flag_indirect_inlining when
11833 * ipa-inline.c: Include ipa-prop.h.
11834 (inline_indirect_intraprocedural_analysis): New function.
11835 (inline_generate_summary): Allocate parameter and argument info
11836 structures, call inline_indirect_intraprocedural_analysis on each
11837 node when doing indirect inlining and deallocate indirect inlining
11838 data structures in the end.
11839 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11840 (free_all_ipa_structures_after_iinln): New function.
11841 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11843 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11845 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11846 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11847 of computing the frequency separately.
11848 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11849 of computing the frequency separately.
11850 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11851 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11852 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11853 (ipa_get_stmt_member_ptr_load_param): New function.
11854 (ipa_is_ssa_with_stmt_def): New function.
11855 (ipa_note_param_call): New function.
11856 (ipa_analyze_call_uses): New function.
11857 (ipa_analyze_stmt_uses): New function.
11858 (ipa_analyze_params_uses): New function.
11859 (ipa_free_node_params_substructures): Also free the param_calls linked
11861 (ipa_node_duplication_hook): Also duplicate the param_calls
11863 (ipa_print_node_param_flags): New function.
11864 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11865 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11866 * ipa-prop.h (struct ipa_param_flags): New field called.
11867 (struct ipa_param_call_note): New structure.
11868 (struct ipa_node_params): New fields param_calls and
11869 uses_analysis_done.
11870 (ipa_is_ith_param_called): New function.
11871 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11872 ipa_analyze_params_uses and dump parameter flags.
11874 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11875 ipa_propagate_indirect_call_infos if performing indirect inlining,
11876 pass a new parameter new_edges to it.
11877 (add_new_edges_to_heap): New fucntion.
11878 (cgraph_decide_inlining_of_small_functions): New vector
11879 new_indirect_edges for newly found indirect edges , call
11880 ipa_propagate_indirect_call_infos after inlining.
11881 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11882 inlining if performing indirect inlining. Call
11883 free_all_ipa_structures_after_iinln when doing so too.
11884 (inline_generate_summary): Do not call
11885 free_all_ipa_structures_after_iinln here.
11886 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11887 (print_edge_addition_message): New function.
11888 (update_call_notes_after_inlining): New function.
11889 (propagate_info_to_inlined_callees): New function.
11890 (ipa_propagate_indirect_call_infos): New function.
11891 * ipa-prop.h: Include cgraph.h
11892 (struct ipa_param_call_note): Fields reordered, new field processed.
11893 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11894 flag indirect_call.
11895 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11896 rediscovered call statements.
11897 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11898 (dump_cgraph_node): Dump also the indirect_call flag.
11899 (cgraph_clone_edge): Copy also the indirect_call flag.
11900 * tree-inline.c (copy_bb): Do not check for fndecls from call
11901 expressions, check for edge availability when moving clones.
11902 (get_indirect_callee_fndecl): New function.
11903 (expand_call_inline): If callee declaration is not apprent from
11904 the statement, try calling get_indirect_callee_fndecl. Do not
11905 issue warnings or call sorry when not inlinings an indirect edge.
11906 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11908 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11909 bit more frandly to matching.
11910 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11911 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11912 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11914 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11917 * opth-gen.awk: Suppress function specific features when building
11919 * optc-gen.awk: Ditto.
11921 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11924 * diagnostic.c (pedwarn): Add opt parameter.
11926 * c-tree.h (pedwarn_init): Add opt parameter.
11927 (pedwarn_c90): Likewise.
11928 (pedwarn_c99): Likewise.
11929 * c-errors.c (pedwarn_c99): Likewise.
11930 (pedwarn_c90): Likewise.
11931 * toplev.h (pedwarn): Update declaration.
11932 (pedwarn0): Declare.
11933 * c-lex.c: All calls to pedwarn changed.
11934 * builtins.c: All calls to pedwarn changed.
11935 * toplev.c: All calls to pedwarn changed.
11936 * c-decl.c: All calls to pedwarn changed.
11937 * c-typeck.c: All calls to pedwarn changed.
11938 * c-common.c: All calls to pedwarn changed.
11939 * c-parser.c: All calls to pedwarn changed.
11941 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11942 Karthik Kumar <karthikkumar@gmail.com>
11944 * attribs.c (file scope): Include c-common.h.
11945 (decl_attributes): Add support for #pragma GCC optimize and
11946 #pragma GCC option.
11948 * targhooks.c (default_can_inline_p): New function that is the
11949 default for the TARGET_CAN_INLINE_P target hook.
11951 * targhooks.h (default_can_inline_p): Add declaration.
11953 * tree.c (cl_optimization_node): New static tree for building
11954 OPTIMIZATION_NODE tree.
11955 (cl_target_option_node): New static tree for building
11956 TARGET_OPTION_NODE tree.
11957 (cl_option_hash_table): New hash table for hashing
11958 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11959 (cl_option_hash_hash): New function to provide the hash value for
11960 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11961 (cl_option_hash_eq): New function to provide an equality test for
11962 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11963 (tree_code_size): Add support for OPTIMIZATION_NODE and
11964 TARGET_OPTION_NODE trees.
11965 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11966 TARGET_OPTION_NODE trees.
11967 (build_optimization_node): Build a tree that has all of the
11968 current optimization options.
11969 (build_target_option_node): Build a tree that has the target
11970 options that might be changed on a per function basis.
11972 * tree.h (file scope): Include options.h.
11973 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11974 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11975 (TREE_OPTIMIZATION): Ditto.
11976 (TREE_TARGET_SPECIFIC): Ditto.
11977 (struct tree_function_decl): Add fields for remembering the
11978 current optimization options and target specific options.
11979 (struct tree_optimization_option): New tree variant that remembers
11980 the optimization options.
11981 (struct tree_target_option): New tree variant that remembers the
11982 target specific flags that might change for compiling a particular
11984 (union tree_node): Include tree_optimization_option and
11985 tree_target_option fields.
11986 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11987 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11988 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11989 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11990 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11991 optimization and target options.
11992 (optimization_default_node): New macro to refer to global_trees
11994 (optimization_current_node): Ditto.
11995 (optimization_cold_node): Ditto.
11996 (optimization_hot_node): Ditto.
11997 (target_option_default_node): Ditto.
11998 (target_option_current_node): Ditto.
11999 (current_option_pragma): Ditto.
12000 (current_optimize_pragma): Ditto.
12002 * target.h (struct gcc_target): Add valid_option_attribute_p,
12003 target_option_save, target_option_restore, target_option_print,
12004 target_option_pragma_parse, and can_inline_p hooks.
12006 * toplev.h (parse_optimize_options): Add declaration.
12007 (fast_math_flags_struct_set_p): Ditto.
12009 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12010 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12013 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12014 tree_can_inline_p hook to see if one function can inline another.
12015 (cgraph_decide_inlining): Ditto.
12016 (cgraph_decide_inlining_incrementally): Ditto.
12018 * opts.c (decode_options): Add support for running multiple times
12019 to allow functions with different target or optimization options
12020 than was specified on the command line.
12021 (fast_math_flags_struct_set_p): New function that is similar to
12022 fast_math_flags_set_p, except it uses the values in the
12023 cl_optimization structure instead of global variables.
12025 * optc-gen.awk: Add support for TargetSave to allow a back end to
12026 declare new fields that need to be saved when using function
12027 specific options. Include flags.h and target.h in the options.c
12028 source. Add support for Save to indicate which options can be set
12029 for individual functions. Generate cl_optimize_save,
12030 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12031 cl_target_option_restore, cl_target_option_print functions to
12032 allow functions to use different optimization or target options.
12034 * opt-functions.awk (var_type_struct): Return the type used for
12035 storing the field in a structure.
12037 * opth-gen.awk: Add support for TargetSave to allow a back end to
12038 declare new fields that need to be saved when using function
12039 specific options. Add support for Save to indicate which options
12040 can be set for individual functions. Only generate one extern for
12041 Mask fields. Generate cl_optimization and cl_target_option
12042 structures to remember optimization and target options.
12044 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12045 collecting new tree nodes.
12046 (TS_TARGET_OPTION): Ditto.
12048 * c-decl.c (merge_decls): Merge function specific target and
12049 optimization options.
12051 * function.c (invoke_set_current_function_hook): If the function
12052 uses different optimization options, change the global variables
12055 * coretypes.h (struct cl_optimization): Add forward reference.
12056 (struct cl_target_option): Ditto.
12058 * c-pragma.c (option_stack): New static vector to remember the
12059 current #pragma GCC option stack.
12060 (handle_pragma_option): New function to support #pragma GCC option
12061 to change target options.
12062 (optimize_stack): New static vector to remember the current
12063 #pragma GCC optimize stack.
12064 (handle_pragma_optimize): New function to support #pragma GCC
12065 optimize to change optimization options.
12066 (init_pragma): Add support for #pragma GCC optimize and #pragma
12069 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12070 optimization options.
12071 (TARGET_OPTION_NODE): New tree code for remembering certain target
12074 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12075 TARGET_OPTION_NODE trees.
12077 * common.opt (-O): Add Optimization flag.
12079 (-fmath-errno): Ditto.
12080 (-falign-functions): Add UInteger flag to make sure flag gets full
12081 int in cl_optimization structure.
12082 (-falign-jumps): Ditto.
12083 (-falign-labels): Ditto.
12084 (-falign-loops): Ditto.
12085 (-fsched-stalled-insns): Ditto.
12086 (-fsched-stalled-insns-dep): Ditto.
12088 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12090 (TARGET_OPTION_SAVE): Ditto.
12091 (TARGET_OPTION_RESTORE): Ditto.
12092 (TARGET_OPTION_PRINT): Ditto.
12093 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12094 (TARGET_CAN_INLINE_P): Ditto.
12095 (TARGET_INITIALIZER): Add new hooks.
12097 * tree-inline.c (tree_can_inline_p): New function to determine
12098 whether one function can inline another. Check if the functions
12099 use compatible optimization options, and also call the backend
12102 * tree-inline.h (tree_can_inline_p): Add declaration.
12104 * c-common.c (c_common_attribute): Add support for option and
12105 optimize attributes.
12106 (handle_option_attribute): Add support for the option attribute to
12107 allow the user to specify different target options for compiling a
12109 (handle_optimize_attribute): Add support for the optimize
12110 attribute to allow the user to specify different optimization
12111 options for compiling a specific function.
12112 (handle_hot_attribute): Turn on -O3 optimization for this one
12113 function if it isn't the default optimization level.
12114 (handle_cold_attribute): Turn on -Os optimization for this one
12115 function if it insn't the default optimization.
12116 (const_char_p): New const char * typedef.
12117 (optimize_args): New static vector to remember the optimization
12119 (parse_optimize_options): New function to set up the optimization
12120 arguments from either the optimize attribute or #pragma GCC optimize.
12122 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12123 (builtin_define_std): Ditto.
12125 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12126 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12127 (x86_64-*-*): Ditto.
12129 * Makefile.in (TREE_H): Add options.h.
12130 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12132 * doc/extend.texi (option attribute): Document new attribute.
12133 (optimize attribute): Ditto.
12134 (hot attribute): Document hot attribute sets -O3.
12135 (cold attribute): Document cold attribute sets -Os.
12136 (#pragma GCC option): Document new pragma.
12137 (#pragma GCC optimize): Ditto.
12139 * doc/options.texi (TargetSave): Document TargetSave syntax.
12140 (UInteger): Document UInteger must be used for certain flags.
12141 (Save): Document Save option to create target specific options
12142 that can be saved/restored on a function specific context.
12144 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12145 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12147 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12148 (TARGET_OPTION_SAVE): Ditto.
12149 (TARGET_OPTION_RESTORE): Ditto.
12150 (TARGET_OPTION_PRINT): Ditto.
12151 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12152 (TARGET_CAN_INLINE_P): Ditto.
12154 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12156 (-mfpmath=both): Ditto.
12158 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12159 Karthik Kumar <karthikkumar@gmail.com>
12161 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12162 (TARGET_POPCNT): Ditto.
12163 (TARGET_SAHF): Ditto.
12164 (TARGET_AES): Ditto.
12165 (TARGET_PCLMUL): Ditto.
12166 (TARGET_CMPXCHG16B): Ditto.
12167 (TARGET_RECIP): Move switch into target_flags.
12168 (TARGET_FUSED_MADD): Ditto.
12169 (ix86_arch_features): Make an unsigned char type.
12170 (ix86_tune_features): Ditto.
12171 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12172 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12173 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12175 * config/i386/i386.opt (arch): New TargetSave field to define
12176 fields that need to be saved for function specific option support.
12179 (branch_cost): Ditto.
12180 (ix86_isa_flags_explicit): Ditto.
12181 (tune_defaulted): Ditto.
12182 (arch_specified): Ditto.
12183 (-m128-long-double): Add Save flag to save option for target
12184 specific option support.
12186 (-maccumulate-outgoing-args): Ditto.
12187 (-malign-double): Ditto.
12188 (-malign-stringops): Ditto.
12189 (-mfancy-math-387): Ditto.
12190 (-mhard-float): Ditto.
12191 (-mieee-fp): Ditto.
12192 (-minline-all-stringops): Ditto.
12193 (-minline-stringops-dynamically): Ditto.
12194 (-mms-bitfields): Ditto.
12195 (-mno-align-stringops): Ditto.
12196 (-mno-fancy-math-387): Ditto.
12197 (-mno-push-args): Ditto.
12198 (-mno-red-zone): Ditto.
12199 (-mpush-args): Ditto.
12200 (-mred-zone): Ditto.
12202 (-msseregparm): Ditto.
12203 (-mstack-arg-probe): Ditto.
12215 (-mno-sse4): Ditto.
12218 (-mrecip): Move flag into target_flags.
12220 (-mno-fused-madd): Ditto.
12221 (-mfused-madd): Ditto.
12222 (-mabm): Move flag into ix86_isa_flags.
12229 * config/i386/i386-c.c: New file for #pragma support.
12230 (ix86_target_macros_internal): New function to #define or #undef
12231 target macros based when the user uses the #pragma GCC option to
12232 change target options.
12233 (ix86_pragma_option_parse): New function to add #pragma GCC option
12235 (ix86_target_macros): Move defining the target macros here from
12236 TARGET_CPU_CPP_BUILTINS in i386.h.
12237 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12238 defined, initialize any subtarget #pragmas.
12240 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12241 REGISTER_TARGET_PRAGMAS.
12243 * config/i386/t-i386: New file for x86 dependencies.
12244 (i386.o): Make dependencies mirror the include files used.
12245 (i386-c.o): New file, add dependencies.
12247 * config/i386/i386-protos.h (override_options): Add bool argument.
12248 (ix86_valid_option_attribute_tree): Add declaration.
12249 (ix86_target_macros): Ditto.
12250 (ix86_register_macros): Ditto.
12252 * config/i386/i386.c (ix86_tune_features): Move initialization of
12253 the target masks to initial_ix86_tune_features to allow functions
12254 to have different target options. Make type unsigned char,
12255 instead of unsigned int.
12256 (initial_ix86_tune_features): New static vector to hold processor
12257 masks for the tune variables.
12258 (ix86_arch_features): Move initialization of the target masks to
12259 initial_ix86_arch_features to allow functions to have different
12260 target options. Make type unsigned char, instead of unsigned int.
12261 (initial_ix86_arch_features): New static vector to hold processor
12262 masks for the arch variables.
12263 (enum ix86_function_specific_strings): New enum to describe the
12264 string options used for attribute((option(...))).
12265 (ix86_target_string): New function to return a string that
12266 describes the target options.
12267 (ix86_debug_options): New function to print the current options in
12269 (ix86_function_specific_save): New function hook to save the
12270 function specific global variables in the cl_target_option structure.
12271 (ix86_function_specific_restore): New function hook to restore the
12272 function specific variables from the cl_target_option structure to
12273 the global variables.
12274 (ix86_function_specific_print): New function hook to print the
12275 target specific options in the cl_target_option structure.
12276 (ix86_valid_option_attribute_p): New function hook to validate
12277 attribute((option(...))) arguments.
12278 (ix86_valid_option_attribute_tree): New function that is common
12279 code between attribute((option(...))) and #pragma GCC option
12280 support that parses the options and returns a tree holding the options.
12281 (ix86_valid_option_attribute_inner_p): New helper function for
12282 ix86_valid_option_attribute_tree.
12283 (ix86_can_inline_p): New function hook to decide if one function
12284 can inline another on a target specific basis.
12285 (ix86_set_current_function); New function hook to switch target
12286 options if the user used attribute((option(...))) or #pragma GCC
12288 (ix86_tune_defaulted): Move to static file scope from
12290 (ix86_arch_specified): Ditto.
12291 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12293 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12294 (OPTION_MASK_ISA_ABM_SET): Ditto.
12295 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12296 (OPTION_MASK_ISA_CX16_SET): Ditto.
12297 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12298 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12299 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12300 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12301 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12302 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12303 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12304 (struct ptt): Move to static file scope from override_options.
12305 (processor_target_table): Ditto.
12306 (cpu_names): Ditto.
12307 (ix86_handle_option): Add support for options that are now isa options.
12308 (override_options): Add support for declaring functions that
12309 support different target options than were specified on the
12310 command line. Move struct ptt, processor_target_table, cpu_names,
12311 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12312 Add bool argument. Fix up error messages so the appropriate error
12313 is given for either command line or attribute.
12314 (ix86_previous_fndecl): New static to remember previous function
12315 declaration to see if we need to change target options.
12316 (ix86_builtins_isa): New array to record the ISA of each builtin
12318 (def_builtin): Always create the builtin function, even if the
12319 current ISA doesn't support it.
12320 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12321 tests for those builtins.
12322 (ix86_init_builtins): Remove TARGET_MMX test for calling
12323 ix86_init_mmx_sse_builtins.
12324 (ix86_expand_builtin): If the current ISA doesn't support a given
12325 builtin, signal an error.
12326 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12327 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12328 (TARGET_OPTION_SAVE): Ditto.
12329 (TARGET_OPTION_RESTORE): Ditto.
12330 (TARGET_OPTION_PRINT): Ditto.
12331 (TARGET_CAN_INLINE_P): Ditto.
12333 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12335 * c-typeck.c (build_external_ref): Don't call assemble_external.
12336 * final.c (output_operand): Call assemble_external.
12338 2008-07-21 DJ Delorie <dj@redhat.com>
12340 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12341 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12343 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12345 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12346 original insn and splitter contents into ...
12347 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12348 flag_unsafe_math_optimizations. Add dummy scratch register.
12349 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12350 !flag_unsafe_math_optimizations. Returns number with next
12351 highest magnitude if this is still less or equal to the true
12352 quotient in magnitude.
12354 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12356 * Makefile.in: Replace toplev.h with TOPLEV_H.
12357 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12358 * c-lex.c (fe_file_change): Don't set in_system_header.
12359 * c-parser.c (c_token): Remove in_system_header.
12360 (c_lex_one_token): Don't set in_system_header.
12361 (c_parser_set_source_position_from_token): Don't set in_system_header.
12362 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12365 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12366 * flags.h (in_system_header): Remove.
12367 * function.c (saved_in_system_header): Remove.
12368 (push_cfun): Don't set in_system_header.
12369 (pop_cfun): Don't set in_system_header.
12370 (push_struct_function): Don't set in_system_header.
12371 * input.h (expanded_location): Add sysp.
12372 (in_system_header_at): New.
12373 (in_system_header): New.
12374 * toplev.c (in_system_header): Remove.
12375 * toplev.h: Include input.h
12377 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12378 * tree-ssa.c (warn_uninit): Call warning_at.
12379 (warn_uninitialized_var): Update calls to warn_uninit.
12380 (warn_uninitialized_phi): Update calls to warn_uninit.
12381 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12382 (expand_location): Initialize xloc.sysp.
12383 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12384 (tree_decl_with_vis): Remove in_system_header_flag.
12386 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12389 * recog.c (asm_operand_ok): Change the order of the extra
12390 memory constraint checks.
12392 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12395 * tree-switch-conversion.c (build_one_array): Call
12396 varpool_mark_needed_node and varpool_finalize_decl
12397 instead of assemble_variable.
12399 2008-07-19 Jan Hubicka <jh@suse.cz>
12401 * cgraph.c (cgraph_add_new_function): Do early local passes.
12402 * tree-nrv.c (gate_pass_return_slot): New gate.
12403 (pass_nrv): Add the gate.
12404 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12406 (coalesce_ssa_name): Coalesce SSA names.
12407 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12408 not optimizing so unused user vars remains visible.
12409 * common.opt (flag_tree_ter): Always enable by default.
12410 * tree-ssa-ter.c: Include flags.h
12411 (is_replaceable_p): Check that locations match; when aliasing
12412 is missing be conservative about loads.
12413 * tree-optimize.c (gate_init_datastructures): Remove.
12414 (pass_init_datastructures): New.
12415 * passes.c: Reorder passes so we always go into SSA.
12417 2008-07-19 Jan Hubicka <jh@suse.cz>
12419 * doc/extend.texi (flatten attribute): Remove note about
12421 * doc/invoke.texi (--combine): Likewise.
12422 (-finline-functions-called-once): Update levels when enabled.
12423 (-funit-at-a-time): Document new behaviour.
12424 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12425 -fno-section-anchors when disabled explicitly.
12426 (inline params): They are not ignored now.
12427 (precompiled headers): Remove unit-at-a-time as being incompatible.
12428 * opts.c (decode_options): Handle unit-at-a-time as alias;
12429 imply -fno-section-anchors when toplevel reorder is disabled
12431 * common.opt (ftoplevel-reorder): Set default value to 2.
12432 (funit-at-a-time): Set default value to 1.
12433 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12436 2008-07-19 Jan Hubicka <jh@suse.cz>
12438 * builtins.c (expand_builtin_int_roundingfn,
12439 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12442 2008-07-19 Richard Guenther <rguenther@suse.de>
12445 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12446 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12447 * tree-ssa-pre.c (get_expr_value_id): For newly created
12448 constant value-ids make sure to add the expression to its
12451 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12453 PR middle-end/36877
12454 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12455 return value of the builtin is ignored.
12457 2008-07-19 Olivier Hainque <hainque@adacore.com>
12459 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12460 bits, a C conformant malloc implementation has to provide.
12461 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12463 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12467 * reload.c (find_reloads_subreg_address): Only reload address if
12468 reloaded == 0, not for reloaded != 1.
12471 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12472 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12473 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12474 m32c_legitimize_reload_address.
12476 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12477 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12478 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12480 2008-07-19 Olivier Hainque <hainque@adacore.com>
12482 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12483 argument, saying whether nested array are to be collapsed
12484 into a single array type DIE with multiple subscripts.
12485 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12486 issues, centralize the nested array types collapsing control and
12487 disable the transformation for Ada.
12489 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12492 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12494 (x86_64_shift_adj_2): New expander.
12495 (x86_64_shift_adj_3): Ditto.
12496 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12497 to split TImode operands.
12498 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12499 (ix86_split_lshr): Ditto.
12501 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12503 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12504 and __CHAR32_TYPE__.
12505 * c-typeck.c (digest_init): Support char16_t and char32_t.
12506 (set_nonincremental_init_from_string): Idem.
12508 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12510 PR middle-end/36859
12511 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12512 PREFERRED_STACK_BOUNDARY.
12513 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12515 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12517 PR middle-end/36858
12518 * function.c (locate_and_pad_parm): Cap boundary earlier.
12520 2008-07-17 Julian Brown <julian@codesourcery.com>
12522 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12523 no-op for targets which don't use DLLs.
12525 2008-07-17 Martin Jambor <mjambor@suse.cz>
12527 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12528 that nodes are relevant by examining the node->analyzed flag.
12529 (ipcp_init_stage): Check which nodes are relevant, assert that the
12530 relevant ones are also required.
12531 (ipcp_propagate_stage): Check on the side arrays are properly
12533 (ipcp_print_all_jump_functions): Make sure not to touch any node
12534 that is not analyzed or an edge that does not have a corresponding
12535 entry in the on-the-side vectors.
12536 (ipcp_function_scale_print): Likewise.
12537 (ipcp_update_callgraph): Check that the node is relevant.
12538 (ipcp_insert_stage): Check that the node is relevant. Check there is
12539 an info for every node and edge.
12540 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12541 (ipa_print_all_tree_maps): Likewise and a new variable info.
12542 (ipa_print_all_params_modified): Likewise.
12543 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12545 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12548 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12550 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12552 PR rtl-optimization/36753
12553 * fwprop.c (use_killed_between): Don't shortcut
12554 single-definition global registers.
12556 2008-07-16 Jan Hubicka <jh@suse.cz>
12558 * cgraph.h (varpool_empty_needed_queue): Declare.
12559 * cgraphunit.c (output_in_order): Mark all variables as needed;
12561 * varpool.c (varpool_assemble_node): Update debug queue.
12562 (varpool_assemble_pending_decls): Don't do it here.
12563 (varpool_empty_needed_queue): New function.
12565 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12567 * recog.c (peephole2_optimize): Fix formatting.
12569 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12571 * c-pch.c (get_ident): Avoid C++ keywords.
12572 * combine-stack-adj.c (single_set_for_csa): Likewise.
12573 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12574 output_asm_insn): Likewise.
12575 * reload.c (push_secondary_reload, find_reusable_reload,
12576 push_reload, combine_reloads, find_reloads,
12577 debug_reload_to_stream): Likewise.
12578 * reload.h (struct reload): Likewise.
12579 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12580 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12581 emit_output_reload_insns): Likewise.
12582 * targhooks.c (default_secondary_reload): Likewise.
12583 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12585 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12587 * recog.c (validate_change_1, validate_change,
12588 validate_unshare_change, validate_replace_rtx_1, struct
12589 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12591 * reload.c (push_secondary_reload, secondary_reload_class,
12592 scratch_reload_class, find_valid_class, find_reusable_reload,
12593 push_reload, find_dummy_reload, find_reloads_address_1,
12594 find_reloads_address_part, find_equiv_reg): Likewise.
12595 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12596 choose_reload_regs): Likewise.
12597 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12599 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12600 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12601 * sched-rgn.c (concat_INSN_LIST): Likewise.
12602 * stor-layout.c (mode_for_size, mode_for_size_tree,
12603 smallest_mode_for_size): Likewise.
12605 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12607 * cfg.c (dump_reg_info): Avoid C++ keywords.
12608 * dwarf2asm.c (dw2_force_const_mem,
12609 dw2_asm_output_encoded_addr_rtx): Likewise.
12610 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12611 * expmed.c (expand_shift): Likewise.
12612 * global.c (find_reg): Likewise.
12613 * graph.c (draw_edge): Likewise.
12614 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12615 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12616 widen_clz, widen_bswap, expand_parity, expand_unop,
12617 emit_cmp_and_jump_insn_1): Likewise.
12618 * postreload.c (reload_cse_simplify_operands): Likewise.
12619 * ra.h (add_neighbor): Likewise.
12620 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12621 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12622 record_reg_classes, copy_cost, record_address_regs,
12623 invalid_mode_change_p): Likewise.
12624 * regrename.c (regrename_optimize, scan_rtx_reg,
12625 dump_def_use_chain, find_oldest_value_reg,
12626 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12628 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12630 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12631 MASK_POWERPC64 for power4 in previous commit.
12633 2008-07-16 Olivier Hainque <hainque@adacore.com>
12635 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12636 instead of bare conversion to cast const-ness away.
12638 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12640 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12641 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12642 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12643 (TARGET_FUNCTION_VALUE): Define.
12645 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12647 * config/rs6000/rs6000.c (processor_target_table): Add
12648 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12650 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12653 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12654 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12655 m32c_legitimize_reload_address.
12657 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12659 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12660 DECL_IN_SYSTEM_HEADER in sync.
12662 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12664 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12665 * tree-ssa-pre.c (pre_expr_eq): Ditto
12666 (get_constant_for_value_id): Take a type as an argument.
12667 (fully_constant_expression): Pass in type.
12668 (find_or_generate_expression): Short circuit constant case.
12669 (create_expression_by_pieces): Remove special casing of
12671 (do_regular_insertion): Short circuit constant case.
12672 (do_partial_partial_insertion): Ditto.
12674 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12677 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12679 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12681 * config/xtensa/libgcc-xtensa.ver: New file.
12682 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12684 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12686 * df-problems.c (df_set_note): Avoid C++ keywords.
12687 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12688 * dse.c (record_store, remove_useless_values): Likewise.
12689 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12690 gen_reg_rtx_offset, operand_subword, change_address_1,
12691 change_address, adjust_address_1, offset_address,
12692 widen_memory_access, emit_copy_of_insn_after): Likewise.
12693 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12694 * fwprop.c (should_replace_address, propagate_rtx_1,
12695 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12697 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12698 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12699 * lcm.c (compute_insert_delete, pre_edge_lcm,
12700 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12701 * lower-subreg.c (resolve_reg_notes): Likewise.
12702 * mode-switching.c (optimize_mode_switching): Likewise.
12704 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12706 * bt-load.c (add_btr_def, migrate_btr_def,
12707 branch_target_load_optimize): Avoid C++ keywords.
12708 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12710 * combine.c (subst, simplify_set, make_extraction,
12711 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12712 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12713 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12715 2008-07-15 Richard Guenther <rguenther@suse.de>
12717 PR middle-end/36369
12718 * c-common.c (strict_aliasing_warning): Do not warn for
12719 TYPE_REF_CAN_ALIAS_ALL pointers.
12720 (c_common_get_alias_set): may_alias types are not special.
12721 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12722 attribute and set can_ref_all accordingly.
12723 (build_reference_type_for_mode): Likewise.
12724 * doc/extend.texi (may_alias): Clarify.
12726 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12729 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12730 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12732 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12735 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12736 gcc_assert, instead call output_operand_lossage.
12738 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12740 * builtins.c (std_canonical_va_list): Treat structure based
12743 2008-07-15 Ben Elliston <bje@au.ibm.com>
12745 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12747 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12749 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12752 2008-07-14 Jan Hubicka <jh@suse.cz>
12754 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12755 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12756 fix predicates and constraints.
12757 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12758 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12760 2008-07-14 Doug Kwan <dougkwan@google.com>
12762 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12763 additional option file arm/eabi.opt.
12764 * config/arm/eabi.h (File): New configuration file for EABI targets.
12765 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12766 SUBSUBTARGET_EXTRA_SPECS.
12767 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12768 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12769 from STARTFILE_SPEC so that it can be referenced in an override.
12770 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12771 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12772 can be referenced in an override.
12773 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12774 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12775 so that it can be referenced in an override.
12776 (LINK_SPEC): Use BPABI_LINK_SPEC.
12777 * config/arm/eabi.opt (File): New.
12779 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12781 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12782 (FIXED_VALUE_H): New variable.
12783 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12784 input.h, fixed-value.h.
12785 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12786 (BASIC_BLOCK_H): Use $(BITMAP_H).
12787 (FUNCTION_H): Add varray.h.
12788 (IPA_REFERENCE_H): Use $(BITMAP_H).
12789 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12790 (DF_H): Use $(BITMAP_H).
12791 (GGC_H): Add statistics.h.
12792 (INSN_ADDR_H): New.
12793 (INSN_ATTR_H): Use it.
12794 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12796 (SYMTAB_H): Add $(OBSTACK_H).
12797 (CPP_INTERNAL_H): New.
12798 (TREE_DUMP_H): Add tree-pass.h.
12799 (TREE_FLOW_H): Use $(BITMAP_H)
12800 (PRETTY_PRINT_H): Use $(INPUT_H).
12801 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12804 (many object files): Fix lots of header dependencies throughout.
12806 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12808 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12810 (s-gtyp-input): Use them to write tmp-gi.list.
12811 (echo_to_gi.list): Remove.
12813 2008-07-14 Richard Guenther <rguenther@suse.de>
12815 * tree-ssa-sccvn.c (pre_info): Remove.
12816 (switch_to_PRE_table): Likewise.
12817 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12818 (set_hashtable_value_ids): Do not create value-ids for the
12820 (run_scc_vn): Remove double test. Remove bogus special-case
12821 in value-number printing.
12822 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12823 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12825 * tree-flow-inline.h (get_value_handle): Remove.
12826 * tree-flow.h (get_value_handle): Remove.
12828 2008-07-14 Martin Jambor <mjambor@suse.cz>
12830 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12831 in which we generate arithmetics is not a subrange.
12833 2008-07-14 Martin Jambor <mjambor@suse.cz>
12835 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12837 2008-07-14 Richard Guenther <rguenther@suse.de>
12839 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12841 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12844 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12845 reload for symbol refs moved to r0 with -fPIC.
12846 (legitimize_pic_address): Use the target register as temporary
12848 (emit_symbolic_move): Adjust comment.
12849 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12852 2008-07-14 Ben Elliston <bje@au.ibm.com>
12854 * c-common.h (C_CPP_HASHNODE): New macro.
12855 * coretypes.h (struct cpp_token): Forward declare.
12856 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12857 the context-sensitive keyword method.
12858 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12859 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12860 expand_bool_pixel): New.
12861 (altivec_categorize_keyword): New function.
12862 (init_vector_keywords): New function.
12863 (rs6000_macro_to_expand): Likewise.
12864 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12865 compiling an ISO C dialect.
12867 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12869 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12870 (create_expression_by_pieces): Fix typo.
12871 (do_regular_insertion): Use debug counter here too.
12873 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12876 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12877 CONST_OK_FOR_LETTER_P. All port-local users changed.
12878 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12879 implement Kp matching power-of-two.
12880 (CONSTRAINT_LEN): Define to match.
12881 * config/cris/cris.md: Replace all use of constraint K with Kc.
12882 ("*btst*): Use Kp for operand 0 of last alternative.
12884 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12887 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12890 2008-07-13 Jan Hubicka <jh@suse.cz>
12892 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12895 2008-07-13 Richard Guenther <rguenther@suse.de>
12897 PR middle-end/36811
12898 * langhooks.c (lhd_print_error_function): Deal with recursive
12901 2008-07-12 Jan Hubicka <jh@suse.cz>
12903 * cgraph.c (assembler_name_hash): New static var.
12904 (hash_node_by_assembler_name, eq_assembler_name): New.
12905 (cgraph_node_for_asm): Use hashtable.
12906 (cgraph_remove_node): Maintain hashtable.
12907 (change_decl_assembler_name): Sanity check that names are not changing
12908 after aliasing was processed.
12909 * cgraph.h (varpoon_node): Add next GGC marker.
12910 * tree.c (decl_assembler_name_equal): Constify.
12911 (decl_assembler_name_hash): New.
12912 * tree.h (decl_assembler_name_equal): Constify.
12913 (decl_assembler_name_hash): Update.
12915 2008-07-12 David Daney <ddaney@avtrex.com>
12917 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12918 sb1 and r5000 cpus.
12920 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12922 * doc/md.texi: Document the MIPS "v" constraint.
12923 * config/mips/mips.h (reg_class): Revert last change.
12924 (REG_CLASS_NAMES): Likewise.
12925 (REG_CLASS_CONTENTS): Likewise.
12926 * config/mips/mips.c (mips_regno_to_class): Likewise.
12927 * config/mips/constraints.md (v): Likewise, but add documentation.
12928 Add a comment to say that this constraint should not be used in
12931 2008-07-11 DJ Delorie <dj@redhat.com>
12933 * config/h8300/h8300.md (length): Fix branch offset limit.
12935 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12937 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12938 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12939 (avr_hard_regno_scratch_ok): New function.
12940 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12941 * config/avr/avr.md (all peepholes that request a scratch register):
12942 Remove avr_peep2_scratch_safe use.
12944 2008-07-11 Tom Tromey <tromey@redhat.com>
12945 Ian Lance Taylor <iant@google.com>
12947 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12948 (struct c_common_resword): Define.
12949 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12950 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12951 (c_common_reswords, num_c_common_reswords): Declare.
12952 * c-common.c (c_common_reswords): New global const array.
12953 (num_c_common_reswords): New const int.
12954 * c-parser.c (struct resword, reswords): Don't define.
12955 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12956 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12957 than reswords. If warning about C++ keywords, give them a special
12959 (c_lex_one_token): Warn about C++ keywords. Call
12960 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12961 (c_parser_external_declaration): Look for RID_xxx rather than
12962 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12963 (c_parser_statement_after_labels): Likewise.
12964 (c_parser_objc_class_instance_variables): Likewise.
12965 (c_parser_objc_class_declaration): Likewise.
12966 (c_parser_objc_try_catch_statement): Likewise.
12967 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12968 (declspecs_add_type): Likewise.
12970 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12972 * ggc-page.c (alloc_page):
12973 Substituting xmalloc, xcalloc with
12974 XNEWVEC and XCNEWVAR macros which add the
12977 2008-07-11 Richard Guenther <rguenther@suse.de>
12979 PR tree-optimization/36765
12980 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12981 aliases from HEAP vars to SMTs.
12983 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12985 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12986 * configure.ac (loose_warn): Move -Wc++-compat from here...
12987 (strict_warn): ...to here.
12988 * configure: Regenerate.
12990 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12992 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12993 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12994 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12995 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12996 excluding more specific h8300-*-* and sh-*-* targets.
12998 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13000 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13001 (eliminate): Ditto.
13002 (execute_pre): Call loop_optimizer_finalize in early exit.
13004 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13006 PR middle-end/36790
13007 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13008 uids in the bitmap, not just VAR_DECL uids.
13010 PR rtl-optimization/36419
13011 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13012 (combine_stack_adjustments_for_block): Call it if needed. Delete
13014 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13015 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13016 prologue sp adjustment.
13018 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13021 * opts.c (print_ignored_options): Report postponed diagnostics for
13022 unknown -Wno-* options as warnings, not errors.
13023 (postpone_unknown_option_error): Renamed to...
13024 (postpone_unknown_option_warning): ... this.
13026 2008-07-09 Doug Kwan <dougkwan@google.com>
13029 2008-07-08 Doug Kwan <dougkwan@google.com>
13031 * config/arm/arm.opt (mandroid): New option.
13032 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13033 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13035 (CC1PLUS_SPEC): Same.
13037 (STARTFILE_SPEC): Same.
13038 (ENDFILE_SPEC): Same.
13039 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13042 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13045 * config/mips/mips.h (reg_class): Remove V1_REG.
13046 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13047 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13048 instead of V1_REGS.
13049 (mips_get_tp): New function.
13050 (mips_legitimize_tls_address): Use it.
13051 * config/mips/constraints.md (v): Delete.
13052 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13053 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13054 After reload, split into a move and ...
13055 (*tls_get_tp_<mode>_split): ...this new instruction.
13057 2008-07-09 David Daney <ddaney@avtrex.com>
13059 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13061 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13063 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13064 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13066 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13067 htab_delete should be called. Don't free c.
13068 (lookup_tmp_var): Create temp_htab lazily.
13069 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13070 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13072 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13073 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13074 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13075 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13076 * tree-sra.c (generate_element_init): Likewise.
13077 * tree-mudflap.c (execute_mudflap_function_ops,
13078 execute_mudflap_function_decls): Likewise.
13079 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13080 * tree-gimple.h (struct gimplify_ctx): New type.
13081 (push_gimplify_context): Adjust prototype.
13083 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13085 * tree-ssa-pre.c (phi_translate_1): Update placement of
13086 add_to_value calls.
13088 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13090 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13091 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13092 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13093 * targhooks.c (default_hard_regno_scratch_ok): New function.
13094 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13095 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13096 * recog.c: Include "target.h".
13097 (peep2_find_free_register): Add check for global regs. Add target
13099 * Makefile.in (recog.o): Depend on target.h.
13101 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13103 * config/sh/sh.c (sh_canonical_va_list_type): New.
13104 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13106 2008-07-09 Raksit Ashok <raksit@google.com>
13108 * doc/invoke.texi (Option Summary): Mention new option
13109 -Wdisallowed-function-list=...
13110 (Warning Options): Document -Wdisallowed-function-list=...
13111 * common.opt (Wdisallowed-function-list=): New flag.
13112 * flags.h (warn_disallowed_functions): External definition of new
13113 boolean warning flag.
13114 (warn_if_disallowed_function_p): Declare new function.
13115 * opts.c (warning_disallowed_functions): New static variable.
13116 (warn_disallowed_functions): New boolean warning flag.
13117 (warn_if_disallowed_function_p): New function.
13118 (add_comma_separated_to_vector): Rename
13119 add_instrument_functions_exclude_list to this.
13120 (common_handle_option): Handle new option. Rename calls to
13121 add_instrument_functions_exclude_list into calls to
13122 add_comma_separated_to_vector.
13123 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13124 based on flag warn_disallowed_functions.
13126 2008-07-09 Christian Bruel <christian.bruel@st.com>
13128 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13129 instead of get_attr_length.
13131 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13133 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13135 * genemit.c (gen_insn): Likewise.
13136 * gengtype.c (note_def_vec): Likewise.
13137 * gengtype.h (note_def_vec): Likewise.
13138 * genoutput.c (struct data, output_insn_data, process_template,
13139 gen_expand, gen_split, note_constraint): Likewise.
13140 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13141 make_insn_sequence): Likewise.
13142 * gensupport.c (record_insn_name): Likewise.
13144 2008-07-08 Doug Kwan <dougkwan@google.com>
13146 * config/arm/arm.opt (mandroid): New option.
13147 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13148 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13150 (CC1PLUS_SPEC): Same.
13152 (STARTFILE_SPEC): Same.
13153 (ENDFILE_SPEC): Same.
13154 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13157 2008-07-08 Raksit Ashok <raksit@google.com>
13159 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13160 (set_storage_via_setmem): Fix expected_align parameter.
13161 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13162 missing from the list.
13163 * doc/md.texi (movmem): Explicitly state that expected alignment is
13164 to be expressed in bytes.
13165 (setmem): Explicitly state that expected alignment is to be expressed
13168 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13170 * reload.c (find_reloads_subreg_address): Do not require validity
13171 of address in original mode before reloading address.
13173 2008-07-07 Tianwei Sheng <tianweis@google.com>
13175 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13176 bounds array access.
13178 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13180 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13182 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13184 Fix PR tree-optimization/23455
13185 Fix PR tree-optimization/35286
13186 Fix PR tree-optimization/35287
13187 * Makefile.in (OBJS-common): Remove tree-vn.o.
13188 (tree-vn.o): Remove.
13189 * dbgcnt.def: Add treepre_insert debug counter.
13190 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13191 (debug_value_expressions): Ditto.
13192 (print_value_expressions): Ditto.
13193 * tree-pretty-print.c (dump_generic_node): Updated for
13194 VALUE_HANDLE removal.
13195 * tree-ssa-dom.c (record_equality): Ditto.
13196 (cprop_operand): Ditto.
13197 (lookup_avail_expr): Ditto.
13198 * tree-ssa-threadedge.c
13199 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13200 (simplify_control_stmt_condition): Ditto.
13201 * tree.c (tree_code_size): Ditto.
13202 (tree_node_structure): Ditto.
13203 (iterative_hash_expr): Ditto.
13205 * tree.h (VALUE_HANDLE_ID): Ditto.
13206 (VALUE_HANDLE_EXPR_SET): Ditto.
13207 (struct tree_value_handle): Ditto.
13208 (union tree_node): Ditto.
13209 * treestruct.def: Ditto.
13210 * tree-vn.c: Removed.
13211 * tree-ssa-pre.c: Rewritten entirely.
13212 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13213 (constant_value_ids): Ditto.
13214 (vn_nary_op_t): Moved to header.
13216 (vn_reference_op_t): Ditto
13217 (vn_reference_t): Ditto.
13218 (next_value_id): New variable.
13219 (VN_INFO): Add an assert.
13220 (vn_constant_eq): New function.
13221 (vn_constant_hash): Ditto.
13222 (get_or_alloc_constant_value_id): Ditto.
13223 (value_id_constant_p): Ditto.
13224 (vn_reference_compute_hash): De-staticify.
13225 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13226 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13227 (valueize_refs): Update opcode if it changes from ssa name to constant.
13228 (vn_reference_lookup_1): Add new argument.
13229 (vn_reference_lookup): Ditto.
13230 (vn_reference_lookup_pieces): New function.
13231 (vn_reference_insert): Add return type. Modify to deal with value ids.
13232 (vn_reference_insert_pieces): New function.
13233 (vn_nary_op_compute_hash): De-staticify.
13234 (vn_nary_op_eq): Ditto.
13235 (vn_nary_op_lookup_pieces): New function.
13236 (vn_nary_op_lookup): Add new argument.
13237 (vn_nary_op_insert_pieces): New function.
13238 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13239 (vn_phi_insert): Ditto.
13240 (visit_unary_op): Update for callee changes.
13241 (visit_binary_op): Ditto.
13242 (visit_reference_op_load): Ditto.
13243 (visit_reference_op_store): Ditto.
13244 (init_scc_vn): Init next_value_id, constant_to_value_id and
13245 constant_value_ids.
13246 (free_scc_vn): Free them.
13247 (set_hashtable_value_ids): New function.
13248 (run_scc_vn): Use it.
13249 (get_max_value_id): New function.
13250 (get_next_value_id): Ditto.
13251 (expressions_equal_p): Moved from tree-vn.c
13252 (sort_vuses): Ditto.
13253 (sort_vuses_heap): Ditto.
13254 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13256 * tree.c (iterative_hash_hashval_t): Made non-static
13257 * tree.h (iterative_hash_hashval_t): Declare it.
13259 2008-07-08 Martin Jambor <mjambor@suse.cz>
13261 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13262 instead of ipa_create_node_params.
13263 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13264 ipa_check_create_edge_args, free them with
13265 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13267 * ipa-prop.c: Include flags.h and tree-inline.h.
13268 (ipa_node_params_vector): New variable.
13269 (ipa_edge_args_vector): New variable.
13270 (edge_removal_hook_holder): New variable.
13271 (node_removal_hook_holder): New variable.
13272 (edge_duplication_hook_holder): New variable.
13273 (node_duplication_hook_holder): New variable.
13274 (ipa_detect_param_modifications): Check for presence of modified flags.
13275 (ipa_compute_jump_functions): Check for presence of jump functions.
13276 (ipa_free_edge_args_substructures): New function.
13277 (ipa_create_node_params): Removed.
13278 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13279 (ipa_free_node_params_substructures): New function.
13280 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13282 (ipa_edge_removal_hook): New function.
13283 (ipa_node_removal_hook): New function.
13284 (duplicate_array): New function.
13285 (ipa_edge_duplication_hook): New function.
13286 (ipa_node_duplication_hook): New function.
13287 (ipa_register_cgraph_hooks): New function.
13288 (ipa_unregister_cgraph_hooks): New function.
13289 (free_all_ipa_structures_after_ipa_cp): New function.
13291 * ipa-prop.h: Include vec.h.
13292 (ipa_node_params_t): New typedef with vector types for it.
13293 (ipa_edge_args_t): New typedef with vector types for it.
13294 (IPA_NODE_REF): Changed to access an on-the-side vector.
13295 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13296 (ipa_check_create_node_params): New function.
13297 (ipa_check_create_edge_args): New function.
13299 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13302 2008-07-07 Tom Tromey <tromey@redhat.com>
13304 * configure, config.in: Rebuilt.
13305 * configure.ac: Don't check for scandir or alphasort.
13307 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13309 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13310 types immediately after creating them.
13312 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13314 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13316 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13318 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13319 dump_constraint_graph.
13320 (dump_constraint_edge): New function.
13321 (dump_constraint_graph): New function.
13322 (debug_constraint_graph): New function.
13323 (dump_constraint): Removed useless comparison.
13324 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13325 (dump_constraint_graph): Declare.
13326 (debug_constraint_graph): Declare.
13327 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13329 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13331 * config/i386/i386.c (is_va_list_char_pointer): New.
13332 (ix86_va_start): Replace compare with ms_va_list_type_node
13333 by is_va_list_char_pointer.
13334 (ix86_gimplify_va_arg): Likewise.
13336 2008-07-07 Martin Jambor <mjambor@suse.cz>
13338 * cgraph.c (cgraph_edge_max_uid): New variable.
13339 (struct cgraph_edge_hook_list): New type.
13340 (struct cgraph_node_hook_list): New type.
13341 (struct cgraph_2edge_hook_list): New type.
13342 (struct cgraph_2node_hook_list): New type.
13343 (first_cgraph_edge_removal_hook): New variable.
13344 (first_cgraph_node_removal_hook): New variable.
13345 (first_cgraph_edge_duplicated_hook): New variable.
13346 (first_cgraph_node_duplicated_hook): New variable.
13347 (cgraph_add_edge_removal_hook): New function.
13348 (cgraph_remove_edge_removal_hook): New function.
13349 (cgraph_call_edge_removal_hooks): New function.
13350 (cgraph_add_node_removal_hook): New function.
13351 (cgraph_remove_node_removal_hook): New function.
13352 (cgraph_call_node_removal_hooks): New function.
13353 (cgraph_add_edge_duplication_hook): New function.
13354 (cgraph_remove_edge_duplication_hook): New function.
13355 (cgraph_call_edge_duplication_hooks): New function.
13356 (cgraph_add_node_duplication_hook): New function.
13357 (cgraph_remove_node_duplication_hook): New function.
13358 (cgraph_call_node_duplication_hooks): New function.
13359 (cgraph_create_edge): Assign to edge uid.
13360 (cgraph_remove_edge): Call edge removal hooks.
13361 (cgraph_node_remove_callees): Call edge removal hooks.
13362 (cgraph_node_remove_callers): Call edge removal hooks.
13363 (cgraph_remove_node): Call node removal hooks.
13364 (cgraph_clone_edge): Call edge duplication hooks.
13365 (cgraph_clone_node): Call node duplication hooks.
13367 * cgraph.h (cgraph_edge): New field uid.
13368 (cgraph_edge_hook): New type.
13369 (cgraph_node_hook): New type.
13370 (cgraph_2edge_hook): New type.
13371 (cgraph_2node_hook): New type.
13373 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13375 * config.in: Regenerate.
13377 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13379 * gcc.c (print_sysroot): New.
13380 (option_map, display_help, process_command): Handle the
13381 -print-sysroot option.
13382 (main): Print the sysroot if requested.
13383 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13385 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13388 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13390 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13392 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13393 (assign_parm_setup_block_p): Also check mode of entry_parm.
13395 2008-07-07 Richard Guenther <rguenther@suse.de>
13397 * tree-ssa-structalias.h (set_used_smts): Remove.
13398 * tree-ssa-structalias.c (used_smts): Likewise.
13399 (set_used_smts): Likewise.
13400 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13401 call to set_used_smts.
13403 2008-07-07 Richard Guenther <rguenther@suse.de>
13405 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13406 (new_var_info): Set it to false.
13407 (solution_set_add): Correctly handle pointers outside a var and
13409 (type_safe): Treat variables with is_full_var properly.
13410 (do_sd_constraint): Likewise.
13411 (do_ds_constraint): Likewise.
13412 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13413 (get_constraint_for_ptr_offset): New function.
13414 (get_constraint_for_component_ref): For addresses at least include
13415 the last field of the variable. Handle is_full_vars properly.
13416 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13417 (handle_ptr_arith): Remove.
13418 (find_func_aliases): Simplify assignment handling.
13419 (create_function_info_for): For parameter and result varinfos set
13421 (create_variable_info_for): Set is_full_var flag whenever we
13422 just created a single varinfo for a decl.
13423 (init_alias_vars): Initialize use_field_sensitive from
13424 max-fields-for-field-sensitive parameter.
13426 2008-07-07 Richard Guenther <rguenther@suse.de>
13428 PR tree-optimization/36713
13429 * tree-flow-inline.h (is_call_used): New function.
13430 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13431 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13432 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13434 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13436 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13438 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13440 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13442 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13443 Nathan Sidwell <nathan@codesourcery.com>
13445 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13446 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13448 * config/m68k/t-linux: New.
13449 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13452 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13454 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13455 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13458 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13460 * gcc.c (execute): Fix -Wc++-compat warning.
13462 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13465 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13466 constant for little endian.
13468 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13470 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13471 mips_base_mips16 instead of TARGET_MIPS16.
13472 (mips_base_mips16): Declare.
13473 * config/mips/mips.c (mips_base_mips16): Make global.
13474 (was_mips16_p): Remove GTY marker.
13475 (was_mips16_pch_p): New variable.
13476 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13477 (mips_override_options): Force to non-MIPS16 mode initially.
13478 Do not complain about MIPS16 PIC incompatibilities here.
13479 Only allow -mgpopt if -mexplicit-relocs is in force for
13482 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13484 * configure.ac: Check for caddr_t, define to char * if not defined.
13485 * configure: Regenerate.
13486 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13487 (mmap_gt_pch_use_address): Likewise.
13488 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13490 2008-07-06 Richard Guenther <rguenther@suse.de>
13492 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13493 (new_var_info): Deal with it.
13494 (solution_set_add): Likewise.
13495 (bitpos_of_field): Make signed, fix.
13496 (struct fieldoff): Remove type and decl fields. Make size field
13497 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13499 (fieldoff_compare): Deal with it.
13500 (push_fields_onto_fieldstack): Remove has_union argument, glob
13501 adjacent non-pointer fields together.
13502 (create_function_info_for): Do not set has_union.
13503 (create_variable_info_for): Simplify.
13505 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13507 * config.gcc (extra_headers): Add cross-stdarg.h for target
13508 x86_64-*-* and i?86-*-*.
13509 * config/i386/cross-stdarg.h: New.
13510 * builtins.c (std_fn_abi_va_list): New.
13511 (std_canonical_va_list_type): New.
13512 (stabilize_va_list): Replace va_list_type_node use by
13513 mtarget.canonical_va_list_type.
13514 (gimplify_va_arg_expr): Likewise.
13515 (expand_builtin_va_copy): Replace va_list_type_node use by
13516 mtarget.fn_abi_va_list.
13517 * tree-sra.c (is_va_list_type): New helper.
13518 (decl_can_be_decomposed_p): Replace
13519 va_list_type_node use by is_va_list_type.
13520 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13521 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13522 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13523 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13524 (ix86_enum_va_list): New.
13525 * config/i386/i386.c (sysv_va_list_type_node): New.
13526 (ms_va_list_type_node): New.
13527 (ix86_function_type_abi): Remove sorry.
13528 (ix86_build_builtin_va_list_abi): New.
13529 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13530 for 64-bit targets.
13531 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13532 (ix86_init_builtins_va_builtins_abi): New.
13533 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13534 for 64-bit targets.
13535 (ix86_handle_abi_attribute): New.
13536 (attribute_spec): Add sysv_abi and ms_abi.
13537 (ix86_fn_abi_va_list): New.
13538 (ix86_canonical_va_list_type): New.
13539 (ix86_enum_va_list): New.
13540 (TARGET_FN_ABI_VA_LIST): New.
13541 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13542 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13543 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13544 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13545 (TARGET_ENUM_VA_LIST): New.
13546 * expr.h (std_fn_abi_va_list): New.
13547 (std_canonical_va_list_type): New.
13548 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13549 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13550 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13551 TARGET_CANONICAL_VA_LIST_TYPE.
13552 * target.h (struct gcc_target): Add fn_abi_va_list hook
13553 and canonical_va_list_type hook.
13555 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13557 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13558 integral and pointer types.
13560 2008-07-04 Roger Sayle <roger@eyesopen.com>
13562 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13563 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13565 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13568 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13570 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13572 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13573 build_gimple_modify_stmt.
13574 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13575 gimple operand. Use fold_build* instead of build*.
13577 2008-07-04 Richard Guenther <rguenther@suse.de>
13579 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13580 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13581 properly to compute the reachability set if we do field-sensitive PTA.
13582 * invoke.texi (max-fields-for-field-sensitive): Document default.
13583 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13584 100 for optimize >= 2.
13586 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13588 * ggc-zone.c (lookup_page_table_if_allocated,
13589 set_page_table_entry, zone_find_object_size, alloc_small_page,
13590 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13591 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13592 -Wc++-compat and/or -Wcast-qual warnings.
13594 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13597 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13598 pic_offset_table_rtx to be marked as used here.
13599 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13600 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13601 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13602 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13603 !TARGET_SECURE_PLT.
13605 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13607 * alloc-pool.c (hash_descriptor, eq_descriptor,
13608 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13609 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13611 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13612 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13613 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13614 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13617 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13619 * tree-flow.h (loop_only_exit_p): Declare.
13620 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13621 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13622 the number of iterations if it is constant. Otherwise, if this is the
13623 only possible exit of the loop, use the conservative estimate on the
13624 number of iterations of the entire loop if available.
13626 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13628 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13629 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13630 Add synchronization functions.
13631 * config/sync.c: New file.
13632 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13633 (LIBGCC_SYNC_CFLAGS): Likewise.
13635 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13638 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13639 (*pushtf_sse): New insn pattern.
13640 (pushtf splitters): New splitters.
13642 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13644 PR middle-end/35736
13645 * predict.c (build_predict_expr): Use void_type_node for the tree
13646 type, instead of NULL_TREE.
13648 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13650 * config/i386/i386.c (contains_aligned_value_p): Return true
13652 (ix86_data_alignment): Align TCmode to 128bits.
13653 (ix86_local_alignment): Likewise.
13655 2008-07-03 Andrew Haley <aph@redhat.com>
13658 * vec.h (VEC_TA): New.
13659 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13660 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13661 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13662 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13663 (C_COMMON_FIXED_TYPES): Remove first arg.
13664 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13665 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13666 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13667 not to use empty macro arguments.
13669 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13671 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13672 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13673 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13674 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13675 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13676 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13677 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13678 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13679 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13680 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13681 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13682 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13683 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13684 config/rs6000/e500crtres64gpr.asm,
13685 config/rs6000/e500crtres64gprctr.asm,
13686 config/rs6000/e500crtrest32gpr.asm,
13687 config/rs6000/e500crtrest64gpr.asm,
13688 config/rs6000/e500crtresx32gpr.asm,
13689 config/rs6000/e500crtresx64gpr.asm,
13690 config/rs6000/e500crtsav32gpr.asm,
13691 config/rs6000/e500crtsav64gpr.asm,
13692 config/rs6000/e500crtsav64gprctr.asm,
13693 config/rs6000/e500crtsavg32gpr.asm,
13694 config/rs6000/e500crtsavg64gpr.asm,
13695 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13696 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13697 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13698 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13699 config/sparc/sol2-cn.asm: Remove .file directives.
13701 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13703 * resource.c (mark_referenced_resources): Look inside
13704 UNSPEC_VOLATILEs and ASM_INPUTs.
13706 2008-07-02 Ian Lance Taylor <iant@google.com>
13708 * rtlanal.c (add_reg_note): New function.
13709 * rtl.h (add_reg_note): Declare.
13710 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13711 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13712 * builtins.c (expand_builtin_longjmp): Likewise.
13713 (expand_builtin_nonlocal_goto): Likewise.
13714 * calls.c (emit_call_1, expand_call): Likewise.
13715 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13716 * cfglayout.c (fixup_reorder_chain): Likewise.
13717 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13718 (commit_one_edge_insertion): Likewise.
13719 * combine.c (move_deaths, distribute_notes): Likewise.
13720 * df-problems.c (df_set_note): Likewise.
13721 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13722 (set_unique_reg_note): Likewise.
13723 (emit_copy_of_insn_after): Likewise.
13724 * expr.c (expand_expr_real): Likewise.
13725 * gcse.c (add_label_notes): Likewise.
13726 * haifa-sched.c (create_check_block_twin): Likewise.
13727 * jump.c (mark_jump_label_1): Likewise.
13728 * loop-doloop.c (add_test, doloop_modify): Likewise.
13729 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13730 * lower-subreg.c (move_eh_region_note): Likewise.
13731 * optabs.c (emit_libcall_block): Likewise.
13732 * predict.c (predict_insn): Likewise.
13733 (combine_predictions_for_insn): Likewise.
13734 * recog.c (peephole2_optimize): Likewise.
13735 * regmove.c (try_auto_increment): Likewise.
13736 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13737 * reload.c (find_reloads): Likewise.
13738 * reload1.c (fixup_eh_region_note): Likewise.
13739 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13740 * reorg.c (delete_prior_computation): Likewise.
13741 (delete_computation, dbr_schedule): Likewise.
13742 * config/pa/pa.c (legitimize_pic_address): Likewise.
13743 * config/sh/sh.c (sh_reorg): Likewise.
13745 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13748 * config/libgcc-glibc.ver: Add %exclude.
13749 * config/m32r/libgcc-glibc.ver: Likwise.
13750 * config/s390/libgcc-glibc.ver: Likwise.
13751 * config/sh/libgcc-glibc.ver: Likwise.
13752 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13754 * config/i386/libgcc-glibc.ver: New.
13756 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13758 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13760 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13761 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13762 i[34567]86-*-linux*, x86_64-*-linux*. Add
13763 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13764 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13765 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13766 i[34567]86-*-linux*, x86_64-*-linux*.
13768 * libgcc-std.ver: Add empty GCC_4.4.0.
13770 * mkmap-symver.awk: Support multiple versions per symbol.
13772 * config/i386/i386.c (ix86_init_builtins): Always define
13773 __builtin_fabsq and __builtin_copysignq with fallbacks.
13774 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13775 and __builtin_copysignq if SSE2 isn't available.
13777 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13778 (LIBGCC2_TF_CEXT): Likwise.
13779 (TF_SIZE): Likwise.
13781 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13783 * config/i386/sfp-machine.h: Moved to libgcc.
13785 * config/i386/sfp-machine.h: New.
13786 * config/i386/t-linux: Likwise.
13788 * config/i386/t-darwin: Remove softfp_wrap_start and
13790 * config/i386/t-darwin64: Likewise.
13792 * config/i386/t-fprules-softfp64: Renamed to ...
13793 * config/i386/t-fprules-softfp: This.
13795 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13796 and softfp_wrap_end.
13798 2008-07-02 Jason Merrill <jason@redhat.com>
13800 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13802 * tree.c (ctor_to_list): New fn.
13803 * tree.h: Declare it.
13804 (CONSTRUCTOR_ELT): New macro.
13805 (CONSTRUCTOR_NELTS): New macro.
13807 2008-07-02 Richard Guenther <rguenther@suse.de>
13809 * tree-ssa-structalias.c (struct variable_info): Reorder
13810 to fill padding on 64bit hosts. Make collapsed_to an int.
13811 (get_varinfo_fc): Deal with that.
13812 (new_var_info): Likewise.
13813 (collapse_rest_of_var): Likewise.
13815 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13817 * doc/install.texi (--enable-java-home): Document.
13818 (--enable-aot-compile-rpm): Likewise.
13819 (--with-arch-directory): Likewise.
13820 (--with-os-directory): Likewise.
13821 (--with-origin-name): Likewise.
13822 (--with-arch-suffix): Likewise.
13823 (--with-jvm-root-dir): Likewise.
13824 (--with-jvm-jar-dir): Likewise.
13825 (--with-python-dir): Likewise.
13827 2008-07-02 Richard Guenther <rguenther@suse.de>
13829 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13830 from decls explicitly. Merge operand checking from tuples.
13832 2008-07-02 Martin Jambor <mjambor@suse.cz>
13834 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13836 2008-07-02 Martin Jambor <mjambor@suse.cz>
13838 * tree-switch-conversion.c: Included timevar.h
13839 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13841 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13843 2008-07-02 Martin Jambor <mjambor@suse.cz>
13845 * tree-switch-conversion.c: Corrected various comments and
13847 (build_constructors): Fixed minor formatting mistakes.
13849 * invoke.texi (Optimize Options): Corrected the
13850 switch-conversion-max-branch-ratio parameter.
13852 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13854 * final.c (asm_insn_count): Return zero for an empty asm body.
13856 2008-07-02 Richard Guenther <rguenther@suse.de>
13858 * bitmap.h (bitmap_set_bit): Return bool.
13859 (bitmap_clear_bit): Likewise.
13860 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13861 write to the bitmap if it would.
13862 (bitmap_clear_bit): Likewise.
13863 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13864 bitmap_set_bit return value.
13865 (add_pred_graph_edge): Likewise.
13866 (add_graph_edge): Likewise.
13867 (do_sd_constraint): Likewise.
13868 (do_ds_constraint): Likewise.
13870 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13872 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13873 Fix -Wc++-compat and/or -Wcast-qual warnings.
13874 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13875 gen_regparm_prefix): Likewise.
13876 * vmsdbgout.c (write_modbeg, lookup_filename,
13877 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13879 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13881 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13882 defaults.h definition apply.
13884 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13886 * function.c (assign_parm_remove_parallels): New.
13887 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13889 (assign_parm_setup_block): Do not handle them.
13890 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13891 assign_parm_remove_parallels.
13893 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13895 * c-typeck.c (convert_for_assignment): Use
13896 vector_targets_convertible_p.
13897 * c-common.c (vector_targets_convertible_p): New.
13898 * c-common.h (vector_targets_convertible_p): New prototype.
13899 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13900 opaque_p_V2SI_type_node.
13902 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13904 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13907 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13909 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13910 TFmode constants via two element DImode vector for hosts with
13911 HOST_BITS_PER_WIDE_INT < 64.
13912 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13913 also for HOST_BITS_PER_WIDE_INT < 64.
13915 2008-07-01 Richard Guenther <rguenther@suse.de>
13917 PR tree-optimization/36666
13918 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13919 (get_constraint_exp_from_ssa_var): Split into ...
13920 (get_constraint_exp_for_temp): ... this ...
13921 (get_constraint_for_ssa_var): ... and that.
13922 Return constraint expressions for all touched sub-fields
13923 if the results address is not taken.
13924 (process_constraint): Remove assertion that aggregate
13925 assignments do not happen at this place.
13926 (get_constraint_for_component_ref): Add address_p argument.
13927 Return constraint expressions for all touched sub-fields
13928 if the results address is not taken.
13929 (do_deref): Use get_constraint_exp_for_temp.
13930 (get_constraint_for_1): Rename from ...
13931 (get_constraint_for): ... this. Add the old function as wrapper.
13932 (do_structure_copy): Use get_constraint_for_1.
13934 2008-07-01 Martin Jambor <mjambor@suse.cz>
13936 * Makefile.in (tree-switch-conversion.o): Add.
13937 (OBJS-common): Add tree-swtch-conversion.o.
13938 * passes.c (init_optimization_passes): Add pass_convert_switch.
13939 * tree-pass.h: (pass_convert_switch): Add.
13940 * tree-switch-conversion.c: New file.
13941 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13942 * common.opt (ftree-cswtch): New option.
13943 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13944 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13945 * opts.c (decode_options): Set flag_tree_switch_conversion when
13946 optimization level is >= 2.
13947 * doc/invoke.texi (Optimize Options): Added description of
13948 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13950 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13952 * config/darwin-driver.c (darwin_default_min_version): Fix
13953 -Wc++-compat warnings.
13955 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13957 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13960 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13962 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13964 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13966 PR rtl-optimization/34744
13967 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13968 (df_scan_free_internal): Free data structures not
13969 allocated in storage pools.
13970 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13971 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13972 df_scan_free_mws_vec.
13973 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13976 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13978 * config/i386/i386.c (contains_aligned_value_p): Return true
13980 (ix86_function_arg_boundary): Return its natural boundary
13982 (return_in_memory_32): Don't check TDmode.
13983 (ix86_split_to_parts): Support splitting into 4 parts and
13984 support TFmode for 32bit target.
13985 (ix86_split_long_move): Support splitting into 4 parts.
13986 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13988 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13989 (ix86_init_builtins): Here.
13990 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13991 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13992 'q' and 'w', respectively.
13994 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13996 (movtf_internal): Likewise.
13997 (<code>tf2): Likewise.
13998 (*absnegtf2_sse): Likewise.
13999 (copysign<mode>3): Likewise.
14000 (copysign<mode>3_const): Likewise.
14001 (copysign<mode>3_var): Likewise.
14002 (define_split UNSPEC_COPYSIGN): Likewise.
14003 * config/i386/sse.md (*nandtf3): Likewise.
14004 (<code>tf3): Likewise.
14005 (*<code>tf3): Likewise.
14007 2008-06-30 Joey Ye <joey.ye@intel.com>
14008 H.J. Lu <hongjiu.lu@intel.com>
14010 * global.c (compute_regsets): Set frame_pointer_needed here.
14011 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14013 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14015 * doc/install.texi (specific): Expand Windows build notes.
14017 2008-06-30 Ira Rosen <irar@il.ibm.com>
14019 PR tree-optimization/36648
14020 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14021 number of prolog iterations by step. Fix the comment.
14023 2008-06-30 Richard Guenther <rguenther@suse.de>
14025 PR middle-end/36671
14026 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14027 handle calls from ECF_MALLOC functions.
14028 (handle_pure_call): ECF_MALLOC functions do not return
14030 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14032 2008-06-29 Andreas Schwab <schwab@suse.de>
14034 * config/m68k/m68k.c (print_operand): Always print a float
14036 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14037 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14040 * config/rs6000/x-linux64: Remove never used file.
14042 2008-06-29 Richard Guenther <rguenther@suse.de>
14044 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14046 (struct alias_info): Move ...
14047 * tree-ssa-alias.c: ... here.
14048 (update_alias_info): Declare.
14049 (compute_may_aliases): Call it.
14050 (update_alias_info): New function.
14051 * tree-ssa-structalias.c (update_alias_info): Move ...
14052 * tree-ssa-alias.c (update_alias_info_1): ... here.
14053 * tree-ssa-structalias.c (process_constraint_1): Remove
14054 unused from_call argument. Rename to ...
14055 (process_constraint): ... this. Delete old wrapper.
14056 (make_constraint_to): Adjust callers.
14057 (handle_const_call): Likewise.
14058 (handle_pure_call): Likewise.
14059 (init_base_vars): Likewise.
14060 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14061 (find_func_aliases): We don't need structure copies for
14063 (make_constraint_from_anything): Remove.
14064 (create_variable_info_for): For globals make constraints
14065 from escaped, not from anything.
14066 (compute_points_to_sets): Do not call update_alias_info.
14067 (ipa_pta_execute): Use make_constraint_from.
14069 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14071 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14072 (bitmap.o-warn, dominance.o-warn): New.
14073 * configure.ac (cxx_compat_warn): Delete.
14074 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14075 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14077 * configure: Regenerate.
14079 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14082 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14084 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14085 * df-scan.c (df_notes_rescan): Likewise.
14086 * ggc-page.c (set_page_table_entry): Likewise.
14087 * intl.c (gcc_gettext_width): Likewise.
14088 * varasm.c (get_unnamed_section, get_noswitch_section,
14089 get_section): Likewise.
14091 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14093 * regrename.c (build_def_use): Don't copy RTX.
14095 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14097 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14098 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14099 punctuation. Use @ref instead of @xref.
14100 (Function Names): Remove stray @display/@end display.
14101 (C++ Attributes): Use @ref instead of @xref.
14102 (Deprecated Features): Fix punctuation around @xref.
14103 (Backwards Compatibility): Likewise.
14104 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14106 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14108 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14109 constants for E500 double.
14111 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14113 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14114 element type of const_vector.
14116 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14118 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14119 Remove FLAGS_REG clobber from expander pattern.
14120 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14121 (anddi3, andsi3, andhi3, andqi3): Ditto.
14122 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14123 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14124 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14125 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14126 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14127 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14128 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14129 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14131 2008-06-28 Richard Guenther <rguenther@suse.de>
14133 * tree-ssa-structalias.c (callused_id, var_callused,
14134 callused_tree): Add.
14135 (handle_pure_call): New function.
14136 (find_func_aliases): Call it.
14137 (find_what_p_points_to): Handle the call-used set.
14138 (clobber_what_escaped): Likewise.
14139 (compute_call_used_vars): New function.
14140 (init_base_vars): Init the call-used variable.
14141 (do_sd_constraint): Do not propagate the solution from CALLUSED
14142 but use CALLUSED as a placeholder.
14143 (solve_graph): Likewise.
14144 * tree-flow-inline.h (gimple_call_used_vars): New function.
14145 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14146 (compute_call_used_vars): Declare.
14147 * tree-ssa-alias.c (set_initial_properties): Call
14148 compute_call_used_vars.
14149 (reset_alias_info): Clear call-used variables.
14150 (add_call_clobber_ops): Assert we are not called for const/pure
14151 functions. Remove handling of them.
14152 (add_call_read_ops): Handle pure functions by adding the
14153 call-used set of variables as VUSEs.
14154 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14155 (delete_tree_ssa): Free it.
14156 * tree-dfa.c (remove_referenced_var): Clear the var from the
14159 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14161 * tree.c (build_varargs_function_type_list): New.
14162 (build_function_type_list_1): New.
14163 (build_function_type_list): Use build_function_type_list_1.
14164 * tree.h (build_varargs_function_type_list): New.
14166 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14169 * config/spu/spu.c (spu_builtin_splats): Do not generate
14170 invalid CONST_VECTOR expressions.
14171 (spu_expand_vector_init): Likewise.
14173 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14175 * optabs.c (libfunc_decls): New variable.
14176 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14177 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14178 for the same function twice.
14180 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14182 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14183 ix86_expand_binary_operator directly.
14184 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14186 (*ashrti3_1): Ditto.
14187 (*lshrti3_1): Ditto.
14188 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14189 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14190 using only one splitter. Conditionaly execute splitter before or
14191 after peephole2 pass.
14192 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14193 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14194 Use only one alternative in asm template.
14195 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14197 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14198 "J" operand constraint for operand 2.
14199 (*ashldi3_cconly_rex64): Ditto.
14200 (*ashrdi3_cmp_rex64): Ditto.
14201 (*ashrdi3_cconly_rex64): Ditto.
14202 (*lshrdi3_cmp_rex64): Ditto.
14203 (*lshrdi3_cconly_rex64): Ditto.
14204 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14205 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14206 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14209 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14211 * gimplify.c (omp_is_private): Don't return true if decl is not
14212 already private on #pragma omp for or #pragma omp parallel for.
14215 * tree-cfg.c (struct move_stmt_d): Replace block field with
14216 orig_block and new_block fields.
14217 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14218 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14219 (move_block_to_fn): Replace vars_map and new_label_map arguments
14220 with struct move_stmt_d pointer.
14221 (replace_block_vars_by_duplicates): New function.
14222 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14223 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14224 all subblocks of ORIG_BLOCK to the new function. Call
14225 replace_block_vars_by_duplicates.
14226 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14227 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14228 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14229 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14230 (expand_omp): Temporarily set input_location to the location of
14231 region's controlling stmt.
14232 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14233 BIND_EXPR, push ctx->block_vars and gimplification vars into
14234 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14235 into dest function.
14236 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14237 there are any BLOCK_VARS.
14238 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14239 OMP_PARALLEL or OMP_TASK stmt.
14240 (lower_omp): Save and restore input_location around the lower_omp_1
14243 2008-06-27 Richard Guenther <rguenther@suse.de>
14245 PR tree-optimization/36400
14246 PR tree-optimization/36373
14247 PR tree-optimization/36344
14248 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14249 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14250 (update_alias_info): Remove call clobbering code.
14251 (make_constraint_to): New helper function.
14252 (make_escape_constraint): Likewise.
14253 (handle_rhs_call): Use it on all pointer containing arguments.
14254 Also mark the static chain escaped.
14255 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14256 instead of ANYTHING.
14257 (make_constraint_from): New helper split out from ...
14258 (make_constraint_from_anything): ... here.
14259 (find_func_aliases): Add constraints for escape sites.
14260 (intra_create_variable_infos): Make constraints from NONLOCAL
14262 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14264 (clobber_what_p_points_to): Remove.
14265 (clobber_what_escaped): New function.
14266 (init_base_vars): Init NONLOCAL and ESCAPED.
14267 (do_sd_constraint): Do not propagate the solution from ESCAPED
14268 but use ESCAPED as a placeholder.
14269 (solve_graph): Likewise.
14270 * tree-flow.h (clobber_what_p_points_to): Remove.
14271 (clobber_what_escaped): Declare.
14272 * tree-ssa-alias.c (set_initial_properties): Call it.
14273 Remove code clobbering escaped pointers.
14275 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14277 * function.c (allocate_struct_function): Only allocate a unique
14278 funcdef_no if the decl is nonzero.
14280 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14282 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14283 * config/mips/mips.c (mips_split_const_insns): New function.
14284 * config/mips/mips.md (move_type): New attribute.
14285 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14286 (dword_mode): New attribute.
14287 (type): Avoid long line. Map "move_type"s to "type"s,
14288 choosing "multi" for doubleword moves if appropriate.
14289 Swap MTC/MFC comments to match their declaration order.
14290 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14291 "type" is "branch" or "jal" is "direct".
14292 (length): Handle "extended_mips16" first. Make the default
14293 "0" for "ghost" instructions. Set the length from "move_type".
14294 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14295 of "type", with "sll0" for the register alternative. Remove the
14296 "extended_mips16" attribute.
14297 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14298 of "type", with "shift_shift" for the register alternative.
14299 Remove the "length" attribute.
14300 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14301 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14302 of "type", with "andi" for the register alternative.
14303 (*zero_extendqihi2): Likewise.
14304 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14305 of "andi" instead of a "type" of "arith".
14306 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14308 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14309 (mov_<store>r, *mov<mode>_ra): Likewise.
14310 (extendsidi2): Use "move_type" instead of "type", with "move"
14311 for the register alternative.
14312 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14313 of "type", with "signext" for the register alternative.
14314 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14315 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14316 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14317 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14318 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14319 (unnamed branch insn): Likewise.
14320 (*movdi_gp32_fp64): Fold into...
14321 (*movdi_32bit): ...here.
14322 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14323 (*movdf_hardfloat): ...this new pattern.
14324 (*movdf_softfloat): Remove redundant FPR alternatives.
14325 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14326 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14327 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14328 the "move" attribute.
14329 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14330 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14331 and "store" for COP loads and stores.
14332 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14333 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14334 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14335 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14336 (*movtf_mips16, *movv2sf): Likewise.
14337 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14338 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14339 (mfhc1<mode>): Use "move_type" instead of "move".
14340 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14341 (loadgp_blockage): Remove the "length" attribute.
14342 (blockage, set_got_version, update_got_version): Likewise.
14343 (call_internal): Remove the "extended_mips16" attribute.
14344 (call_value_internal, call_value_multiple_internal): Likewise.
14345 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14347 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14348 the "length" attribute.
14350 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14352 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14353 -Wcast-qual warnings.
14354 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14355 handle_pragma_pop_macro): Likewise.
14356 * collect2.c (resolve_lib_name): Likewise.
14357 * config/arc/arc.c (arc_init): Likewise.
14358 * config/arm/arm.c (neon_builtin_compare,
14359 locate_neon_builtin_icode): Likewise.
14360 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14361 * config/bfin/bfin.c (bfin_init_machine_status,
14362 bfin_optimize_loop): Likewise.
14363 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14364 * config/cris/cris.c (cris_init_expanders): Likewise.
14365 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14366 * config/darwin.c (machopic_indirection_eq,
14367 machopic_indirection_name, machopic_output_indirection): Likewise.
14368 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14369 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14370 frv_optimize_membar): Likewise.
14371 * config/i386/cygwin.h (mingw_scan,
14372 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14373 * config/i386/cygwin1.c (mingw_scan): Likewise.
14374 * config/i386/i386.c (machopic_output_stub): Likewise.
14375 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14376 i386_pe_unique_section): Likewise.
14377 * config/ia64/ia64.c (ia64_init_machine_status,
14378 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14380 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14381 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14382 * config/m68k/m68k.c (m68k_handle_option,
14383 m68k_sched_md_init_global): Likewise.
14384 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14385 mcore_unique_section): Likewise.
14386 * config/mips/mips.c (mips_block_move_straight,
14387 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14389 * config/mmix/mmix.c (mmix_init_machine_status,
14390 mmix_encode_section_info): Likewise.
14391 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14392 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14393 print_operand_address, output_toc, redefine_groups,
14394 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14395 * config/s390/s390.c (s390_init_machine_status): Likewise.
14396 * config/score/score.c (score_block_move_straight,
14397 score_block_move_loop_body): Likewise.
14398 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14399 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14400 * emit-rtl.c (find_auto_inc): Likewise.
14401 * gcc.c (translate_options, process_command): Likewise.
14402 * reorg.c (dbr_schedule): Likewise.
14403 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14404 * xcoffout.c (xcoffout_declare_function): Likewise.
14406 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14408 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14409 ipa-pta working again.
14411 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14413 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14416 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14418 * config.gcc (powerpc*-*-*): Add new core e500mc.
14419 * config/rs6000/e500mc.md: New file.
14420 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14422 (rs6000_override_options): Add e500mc case to
14423 processor_target_table. Altivec and Spe options not allowed
14424 with e500mc. Add isel instruction to e500mc by
14425 default. Initialize rs6000_cost for e500mc.
14426 (rs6000_issue_rate): Set issue rate for e500mc.
14427 * config/rs6000/rs6000.h (processor_type): Add
14428 PROCESSOR_PPCE500MC.
14429 (ASM_CPU_SPEC): Add e500mc.
14430 Set TARGET_ISEL to rs6000_isel.
14431 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14432 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14433 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14435 * doc/invoke.texi: Add e500mc to list of cpus.
14437 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14440 * c-lex.c (lex_charconst): Initialize unsignedp.
14442 2008-06-27 Olivier Hainque <hainque@adacore.com>
14444 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14445 documented assumptions.
14447 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14449 * dwarf2out.c: Remove trailing white spaces. Break long line
14452 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14454 * libfuncs.h (LTI_synchronize): New libfunc_index.
14455 (synchronize_libfunc): Declare.
14456 * builtins.c (expand_builtin_synchronize): Consider using
14457 synchronize_libfunc before falling back on an asm blockage.
14458 * config/mips/mips.c: Include libfuncs.h
14459 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14461 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14463 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14464 parameter. Copy stack_reg to r11 where appropriate.
14465 (no_global_regs_above): Add gpr parameter.
14466 (rs6000_stack_info): Only add padding for SPE save area if we
14467 are saving SPE GPRs and CR.
14468 (saveres_routine_syms): New variable.
14469 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14471 (rs6000_savres_routine_sym): New function.
14472 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14474 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14475 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14476 Tweak FPR out-of-line saving.
14477 (rs6000_make_savres_rtx): New function.
14478 (rs6000_use_multiple_p): New function.
14479 (rs6000_savres_strategy): New function.
14480 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14481 out-of-line if appropriate.
14482 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14483 if we are optimizing for size.
14484 (GP_SAVE_INLINE): Define.
14485 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14486 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14487 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14488 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14489 (*save_fpregs_<mode>): Add use of r11.
14490 (*restore_gpregs_<mode>): New insn.
14491 (*return_and_restore_gpregs_<mode>): New insn.
14492 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14494 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14495 (*restore_gpregs_spe): New insn.
14496 (*return_and_restore_gpregs_spe): New insn.
14497 * config/rs6000/predicates.md (save_world_operation): Fix check.
14499 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14501 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14502 this point, so assert that.
14504 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14506 * cfganal.c: Include vec.h and vecprim.h.
14507 (compute_idf): Import from...
14508 * tree-into-ssa (compute_idf): ...here.
14509 * basic-block.h (compute_idf): Export.
14511 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14513 * c-decl.c (merge_decls): Use !current_function_decl to check for
14514 extern declaration of C99 inline function being at file scope.
14516 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14518 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14520 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14522 * alias.c (record_alias_subset, init_alias_analysis): Fix
14523 -Wc++-compat and/or -Wcast-qual warnings.
14524 * attribs.c (lookup_attribute_spec): Likewise.
14525 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14526 copy_bb, connect_traces,
14527 find_rarely_executed_basic_blocks_and_cr): Likewise.
14528 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14529 note_btr_set, migrate_btr_defs): Likewise.
14530 * builtins.c (result_vector, expand_builtin_memcpy,
14531 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14532 builtin_memset_read_str, expand_builtin_printf,
14533 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14535 * caller-save.c (mark_set_regs): Likewise.
14536 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14537 * cgraph.c (cgraph_edge): Likewise.
14538 * combine.c (likely_spilled_retval_1): Likewise.
14539 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14540 htab_counts_entry_del, get_coverage_counts): Likewise.
14541 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14542 new_cselib_val): Likewise.
14543 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14544 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14546 * df-core.c (df_compact_blocks): Likewise.
14547 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14548 * df-scan.c (df_grow_reg_info, df_ref_create,
14549 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14550 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14551 df_record_entry_block_defs, df_record_exit_block_uses,
14552 df_bb_verify): Likewise.
14553 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14554 DF_REF_EXTRACT_MODE_CONST): New.
14555 * dominance.c (get_immediate_dominator, get_dominated_by,
14556 nearest_common_dominator, root_of_dom_tree,
14557 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14558 -Wc++-compat and/or -Wcast-qual warnings.
14559 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14560 record_store, replace_read, check_mem_read_rtx, scan_insn,
14561 dse_step1, dse_record_singleton_alias_set): Likewise.
14562 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14564 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14566 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14567 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14568 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14569 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14570 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14571 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14572 file_name_acquire, output_file_names, add_const_value_attribute,
14573 premark_used_types_helper, file_table_eq, file_table_hash,
14574 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14575 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14576 -Wcast-qual warnings.
14577 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14578 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14579 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14580 gen_reg_rtx, start_sequence, init_emit): Likewise.
14581 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14582 * except.c (init_eh_for_function, gen_eh_region,
14583 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14584 arh_to_landing_pad, arh_to_label, add_action_record,
14585 add_call_site, switch_to_exception_section): Likewise.
14586 * expmed.c (synth_mult): Likewise.
14587 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14588 store_expr): Likewise.
14589 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14591 * function.c (assign_stack_temp_for_type,
14592 allocate_struct_function, match_asm_constraints_1): Likewise.
14593 * gcov-io.c (gcov_allocate): Likewise.
14594 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14595 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14596 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14597 record_one_set, insert_expr_in_table, insert_set_in_table,
14598 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14599 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14600 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14601 -Wcast-qual warnings.
14603 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14605 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14606 -Wcast-qual warnings.
14607 * gcc.c (process_command): Likewise.
14608 * genattrtab.c (oballoc): Use XOBNEW.
14609 (oballocvec): Define.
14610 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14611 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14612 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14613 -Wc++-compat and/or -Wcast-qual warnings.
14614 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14615 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14616 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14617 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14618 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14619 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14620 add_excls, process_presence_absence_names,
14621 process_presence_absence_patterns, add_presence_absence,
14622 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14623 get_free_state, add_arc, get_free_automata_list_el,
14624 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14625 transform_3, cache_presence, create_ainsns, create_automata,
14626 create_state_ainsn_table, dfa_insn_code_enlarge,
14627 output_trans_func, output_min_issue_delay_func,
14628 output_dead_lock_func, output_reset_func,
14629 output_get_cpu_unit_code_func, output_dfa_start_func,
14630 expand_automata): Likewise.
14631 * genextract.c (gen_insn): Likewise.
14632 * gengtype-lex.l: Likewise.
14633 * gengtype.c (read_input_list, adjust_field_type,
14634 process_gc_options): Likewise.
14635 * genoutput.c (note_constraint): Likewise.
14636 * genpreds.c (mangle, add_constraint): Likewise.
14637 * genrecog.c (process_define_predicate, new_decision,
14638 add_to_sequence): Likewise.
14639 * gensupport.c (record_insn_name): Likewise.
14641 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14643 * config/i386/driver-i386.c (detect_caches_amd,
14644 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14645 and/or -Wcast-qual warnings.
14646 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14647 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14648 gt_pch_save): Likewise.
14649 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14650 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14651 * global.c (compute_regsets): Likewise.
14652 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14653 finish_graph_dump_file): Likewise.
14654 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14655 unlink_bb_notes): Likewise.
14656 * integrate.c (get_hard_reg_initial_val): Likewise.
14657 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14658 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14659 * local-alloc.c (update_equiv_regs): Likewise.
14660 * loop-invariant.c (check_invariant_table_size,
14661 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14663 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14664 altered_reg_used, mark_altered): Likewise.
14665 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14666 insert_var_expansion_initialization,
14667 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14668 release_var_copies): Likewise.
14669 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14670 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14671 analyze_accesses_for_phi_node, check_var_notmodified_p,
14672 check_allocation_function, find_sites_in_func,
14673 record_all_accesses_in_func, transform_access_sites,
14674 transform_allocation_sites): Likewise.
14675 * omp-low.c (new_omp_region, create_omp_child_function_name,
14676 check_omp_nesting_restrictions, check_combined_parallel,
14677 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14678 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14679 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14680 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14682 * opts-common.c (prune_options): Likewise.
14683 * opts.c (add_input_filename, print_filtered_help,
14684 get_option_state): Likewise.
14685 * params.c (add_params): Likewise.
14686 * passes.c (set_pass_for_id, next_pass_1,
14687 do_per_function_toporder, pass_fini_dump_file): Likewise.
14688 * postreload.c (reload_cse_simplify_operands): Likewise.
14689 * predict.c (tree_predicted_by_p, tree_predict_edge,
14690 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14692 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14694 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14696 * recog.c (check_asm_operands, validate_change_1): Likewise.
14697 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14698 subst_asm_stack_regs): Likewise.
14699 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14700 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14701 * regmove.c (reg_is_remote_constant_p): Likewise.
14702 * regrename.c (regrename_optimize, scan_rtx_reg,
14703 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14705 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14706 regstat_compute_calls_crossed): Likewise.
14707 * reload1.c (init_reload, new_insn_chain,
14708 has_nonexceptional_receiver, reload, copy_reloads,
14709 calculate_needs_all_insns, init_elim_table): Likewise.
14710 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14711 * rtl.c (shallow_copy_rtx_stat): Likewise.
14712 * rtlanal.c (parms_set): Likewise.
14713 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14714 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14715 * sched-ebb.c (earliest_block_with_similiar_load,
14716 add_deps_for_risky_insns): Likewise.
14717 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14718 schedule_region): Likewise.
14719 * see.c (eq_descriptor_pre_extension,
14720 hash_descriptor_pre_extension, hash_del_pre_extension,
14721 eq_descriptor_properties, hash_descriptor_properties,
14722 hash_del_properties, see_seek_pre_extension_expr,
14723 see_initialize_data_structures, see_print_register_properties,
14724 see_print_pre_extension_expr, see_delete_merged_def_extension,
14725 see_delete_unmerged_def_extension, see_emit_use_extension,
14726 see_pre_delete_extension, see_map_extension, see_commit_changes,
14727 see_analyze_merged_def_local_prop,
14728 see_analyze_merged_def_local_prop,
14729 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14730 see_set_prop_merged_def, see_set_prop_unmerged_def,
14731 see_set_prop_unmerged_use, see_print_one_extension,
14732 see_merge_one_use_extension, see_merge_one_def_extension,
14733 see_store_reference_and_extension, see_update_uses_relevancy,
14734 see_update_defs_relevancy): Likewise.
14735 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14736 hash_statistics_free, curr_statistics_hash): Likewise.
14737 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14738 expand_asm_operands, expand_return, case_bit_test_cmp,
14739 expand_case): Likewise.
14740 * stor-layout.c (start_record_layout): Likewise.
14741 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14742 gt_pch_save_stringpool): Likewise.
14743 * tree-data-ref.c (hash_stmt_vertex_info,
14744 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14745 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14747 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14750 * config/i386/i386.md : Change constraints of HImode and QImode
14751 immediate operands from "i" to "n". Change SImode "ni" constraint to
14752 "i" and SImode "rmi" constraint to "g". Remove all constraints
14753 from const0_operand and const1_operand predicated operands.
14754 (i): Change QImode and HImode attribute from "i" to "n".
14755 (*subqi_2): Change HImode operands to QImode.
14758 2008-06-25 Olivier Hainque <hainque@adacore.com>
14760 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14763 2008-06-25 Richard Guenther <rguenther@suse.de>
14765 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14766 not overflow the result type.
14768 2008-06-25 Richard Guenther <rguenther@suse.de>
14770 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14771 (vn_lookup): Likewise.
14773 2008-06-25 Richard Guenther <rguenther@suse.de>
14775 PR tree-optimization/35518
14776 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14777 * tree-sra.c (instantiate_element): Use fold_build3 to build
14779 (try_instantiate_multiple_fields): Likewise.
14781 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14783 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14786 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14788 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14789 use_backchain_to_restore_sp to true
14790 if the offset of the link register save area would go over the 32k - 1
14791 offset limit of the load
14794 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14796 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14797 anchor for the type-punning blurb. Cross-reference "Structures
14798 unions enumerations and bit-fields implementation". Provide a
14799 cast-through-pointer example. Make final sentence self-contained.
14800 * doc/implement-c.texi (Structures unions enumerations and
14801 bit-fields implementation): Cross-reference the type-punning blurb
14802 in the -fstrict-aliasing documentation.
14804 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14806 PR middle-end/36594
14807 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14808 the memory instead of the memory itself for the save area.
14810 2008-06-24 Olivier Hainque <hainque@adacore.com>
14811 Nicolas Roche <roche@adacore.com>
14813 * gengtype.c (srcdir_len): size_t instead of int.
14814 (get_file_realbasename): New function. For F a filename, the real
14815 basename of F, with all the path components stripped.
14816 (get_file_srcdir_relative_path): New function. For F a filename, the
14817 relative path to F from $(srcdir).
14818 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14819 get_file_realbasename. Adjust the head comment.
14820 (get_prefix_langdir_index): New function. For F a filename, return the
14821 lang_dir_names[] relative index of the language directory that is
14823 (get_file_langdir): For F a filename, return the name of the language
14824 directory where F is located.
14825 (get_file_gtfilename): New function. The gt- output file name for an
14827 (get_output_file_with_visibility): Replace in-line computations with
14828 uses of get_file_gtfilename and get_prefix_langdir_index.
14829 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14831 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14833 PR tree-optimization/36504
14834 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14835 references without base address.
14837 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14839 PR middle-end/36584
14840 * calls.c (expand_call): Increase alignment for recursive functions.
14842 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14844 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14845 (TARGET_FUNCTION_VALUE): New define.
14846 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14847 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14849 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14851 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14852 (fmod<mode>3): Ditto.
14853 (remainderxf3): Ditto.
14854 (remainder<mode>3): Ditto.
14856 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14859 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14860 REG is a hard register.
14862 PR tree-optimization/36508
14863 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14864 499, don't check it at all in release compilers.
14866 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14868 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14869 together with SSE_TARGET_MATH to disable insn pattern.
14870 (*fop_<MODEF:mode>_2_i387): Ditto.
14871 (*fop_<MODEF:mode>_3_i387): Ditto.
14873 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14875 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14877 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14879 PR middle-end/34906
14880 * gimplify.c (gimplify_asm_expr): Check the return code of
14881 parse_output_constraint call, set function return and is_inout
14882 value if it failed.
14884 2008-06-22 Ian Lance Taylor <iant@google.com>
14886 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14887 (narrowest_signed_type): Likewise.
14888 * c-typeck.c (c_common_type): Change local variable mclass to enum
14890 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14891 tcc_comparison, not the tree code itself.
14892 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14893 (c_expand_expr): Cast modifier to enum expand_modifier.
14894 * c-common.h (C_RID_CODE): Add casts.
14895 (C_SET_RID_CODE): Define.
14896 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14897 (c_lex_one_token): Add cast to avoid warning.
14898 (c_parser_objc_type_name): Rename local typename to type_name.
14899 (check_no_duplicate_clause): Change code parameter to enum
14901 (c_parser_omp_var_list_parens): Change kind parameter to enum
14903 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14904 c_parser_omp_list_var_parens.
14905 (c_parser_omp_threadprivate): Likewise.
14906 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14907 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14908 * c-format.c (NO_FMT): Define.
14909 (printf_length_specs): Use NO_FMT.
14910 (asm_fprintf_length_specs): Likewise.
14911 (gcc_diag_length_specs): Likewise.
14912 (scanf_length_specs): Likewise.
14913 (strfmon_length_specs): Likewise.
14914 (gcc_gfc_length_specs): Likewise.
14915 (printf_flag_specs): Change 0 to STD_C89.
14916 (asm_fprintf_flag_specs): Likewise.
14917 (gcc_diag_flag_specs): Likewise.
14918 (gcc_cxxdiag_flag_specs): Likewise.
14919 (scanf_flag_specs): Likewise.
14920 (strftime_flag_specs): Likewise.
14921 (strfmon_flag_specs): Likewise.
14922 (print_char_table): Likewise.
14923 (asm_fprintf_char_table): Likewise.
14924 (gcc_diag_char_table): Likewise.
14925 (gcc_tdiag_char_table): Likewise.
14926 (gcc_cdiag_char_table): Likewise.
14927 (gcc_cxxdiag_char_table): Likewise.
14928 (gcc_gfc_char_table): Likewise.
14929 (scan_char_table): Likewise.
14930 (time_char_table): Likewis.
14931 (monetary_char_table): Likewise.
14932 * c-format.h (BADLEN): Likewise.
14934 2008-06-21 Ian Lance Taylor <iant@google.com>
14936 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14937 Define END_OF_BASE_TREE_CODES around inclusion.
14938 * tree.c (tree_code_type): New global array.
14939 (tree_code_length, tree_code_name): Likewise.
14940 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14941 $(lang_tree_files).
14942 (all-tree.def, s-alltree): New targets.
14943 (gencheck.h, s-gencheck): Remove.
14944 (tree.o): Depend upon all-tree.def.
14945 (build/gencheck.o): Remove gencheck.h dependency.
14946 (mostlyclean): Don't remove gencheck.h.
14947 * c-common.h (enum c_tree_code): Remove.
14948 * c-lang.c (tree_code_type): Remove.
14949 (tree_code_length, tree_code_name): Remove.
14950 * gencheck.c (tree_codes): Include all-tree.def, rather than
14951 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14953 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14955 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14956 (operator_name_info): Size to MAX_TREE_CODES.
14957 (assignment_operator_name_info): Likewise.
14958 * cp/cp-lang.c (tree_code_type): Remove.
14959 (tree_code_length, tree_code_name): Remove.
14960 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14961 (assignment_operator_name_info): Likewise.
14962 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14964 * cp/mangle.c (write_expression): Likewise.
14965 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14966 * fortran/f95-lang.c (tree_code_type): Remove.
14967 (tree_code_length, tree_code_name): Remove.
14968 * java/java-tree.h (enum java_tree_code): Remove.
14969 * java/lang.c (tree_code_type): Remove.
14970 (tree_code_length, tree_code_name): Remove.
14971 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14972 * objc/objc-act.h (enum objc_tree_code): Remove.
14973 * objc/objc-lang.c (tree_code_type): Remove.
14974 (tree_code_length, tree_code_name): Remove.
14975 * objcp/objcp-lang.c (tree_code_type): Remove.
14976 (tree_code_length, tree_code_name): Remove.
14977 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14978 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14979 * ada/misc.c (tree_code_type): Remove.
14980 (tree_code_length, tree_code_name): Remove.
14982 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14984 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14985 the grand_bitmap_obstack.
14987 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14989 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14990 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14991 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14992 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14993 move_stmt_r, new_label_mapper): Likewise.
14994 * tree-complex.c (cvc_lookup): Likewise.
14995 * tree-dfa.c (create_function_ann): Likewise.
14996 * tree-dump.c (dump_register): Likewise.
14997 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14998 find_phi_replacement_condition): Likewise.
14999 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15000 tree_function_versioning): Likewise.
15001 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15002 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15003 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15004 get_nonlocal_debug_decl, convert_nonlocal_reference,
15005 convert_nonlocal_omp_clauses, get_local_debug_decl,
15006 convert_local_reference, convert_local_omp_clauses,
15007 convert_nl_goto_reference, convert_nl_goto_receiver,
15008 convert_tramp_reference, convert_call_expr): Likewise.
15009 * tree-outof-ssa.c (contains_tree_r): Likewise.
15010 * tree-parloops.c (reduction_phi, initialize_reductions,
15011 eliminate_local_variables_1, add_field_for_reduction,
15012 add_field_for_name, create_phi_for_local_result,
15013 create_call_for_reduction_1, create_loads_for_reductions,
15014 create_stores_for_reduction, create_loads_and_stores_for_name):
15016 * tree-phinodes.c (allocate_phi_node): Likewise.
15017 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15018 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15019 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15020 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15021 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15022 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15023 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15024 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15025 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15026 vn_nary_op_insert): Likewise.
15027 * tree-ssa.c (redirect_edge_var_map_add,
15028 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15029 * tree-vectorizer.c (vectorize_loops): Likewise.
15030 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15031 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15032 tree_cons_stat, build1_stat, build_variant_type_copy,
15033 decl_init_priority_lookup, decl_fini_priority_lookup,
15034 decl_priority_info, decl_restrict_base_lookup,
15035 decl_restrict_base_insert, decl_debug_expr_lookup,
15036 decl_debug_expr_insert, decl_value_expr_lookup,
15037 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15038 type_hash_add, get_file_function_name, tree_check_failed,
15039 tree_not_check_failed, tree_range_check_failed,
15040 omp_clause_range_check_failed, build_omp_clause,
15041 build_vl_exp_stat): Likewise.
15042 * value-prof.c (gimple_histogram_value,
15043 gimple_duplicate_stmt_histograms): Likewise.
15044 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15045 unshare_variable, variable_union_info_cmp_pos, variable_union,
15046 dataflow_set_different_1, dataflow_set_different_2,
15047 vt_find_locations, variable_was_changed, set_variable_part,
15048 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15049 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15050 section_entry_hash, object_block_entry_eq,
15051 object_block_entry_hash, create_block_symbol,
15052 initialize_cold_section_name, default_function_rodata_section,
15053 strip_reg_name, set_user_assembler_name, const_desc_eq,
15054 build_constant_desc, output_constant_def, lookup_constant_def,
15055 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15056 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15057 default_internal_label): Likewise.
15058 * varray.c (varray_init, varray_grow): Likewise.
15059 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15061 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15063 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15064 operators for "test" insn. Macroize insn using SWI mode macro.
15065 (*jcc_fused_2): Ditto.
15066 (*jcc_fused_3): Macroize insn using SWI mode macro.
15067 (*jcc_fused_4): Ditto.
15069 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15071 * tree-ssa-pre.c: Fix typo in comment.
15072 (init_antic, fini_antic): Add explicit funtions for
15073 initializing and deinitializing ANTIC and AVAIL sets.
15074 (create_expression_by_pieces): Fix typo in comment.
15075 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15076 (execute_pre): Eventually dump details about ANTIC_IN.
15078 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15080 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15081 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15082 add_to_obstack, file_at_path, find_a_file, execute,
15083 add_preprocessor_option, add_assembler_option, add_linker_option,
15084 process_command, insert_wrapper, do_option_spec, do_self_spec,
15085 spec_path, do_spec_1, is_directory, main, used_arg,
15086 getenv_spec_function): Likewise.
15087 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15088 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15091 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15093 * doc/rtl.texi: Updated subreg section.
15095 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15098 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15099 node->needed and node->reachable.
15100 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15101 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15102 (expand_task_call): Don't call expand_task_copyfn.
15103 (expand_task_copyfn): Renamed to...
15104 (finalize_task_copyfn): ... this.
15106 2008-06-19 Jan Hubicka <jh@suse.cz>
15108 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15109 clobbering framepointer.
15111 2008-06-19 Jan Hubicka <jh@suse.cz>
15113 * tree-optimize.c (execute_early_local_optimizations): Set
15114 cgraph_state only at first invocation.
15116 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15118 * system.h (-Wc++-compat): Activate as a warning, no an error.
15120 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15123 instead of "#" in insn asm template.
15124 (*jcc_fused_2): Ditto.
15126 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15128 * config/i386/i386.h (ix86_tune_indices)
15129 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15130 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15131 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15132 (*jcc_fused_2): Ditto.
15133 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15134 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15135 (print operand): Handle 'E' and 'e' code.
15137 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15139 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15140 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15141 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15143 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15145 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15147 (cgraph_expand_function): Use local copy of decl.
15148 (cgraph_expand_all_functions): Remove redundant initialization of
15150 (cgraph_optimize): Reword internal_error message.
15152 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15154 * arm-protos.h (arm_return_in_memory): Remove public
15155 arm_return_in_memory() prototype.
15156 * arm.c (arm_return_in_memory): Add static prototype, add target
15157 hook macro, change definition and comments.
15158 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15160 2008-06-19 Ben Elliston <bje@au.ibm.com>
15162 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15163 real.c: Remove references to IEEE 754R.
15164 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15165 * doc/libgcc.texi (Decimal float library routines): Likewise.
15167 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15169 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15170 (default_unwind_word_mode): Add prototype.
15171 * targhooks.c (default_unwind_word_mode): New function.
15172 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15173 instead of word_mode.
15174 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15175 (TARGET_INITIALIZER): Use it.
15177 * c-common.c (handle_mode_attribute): Support "unwind_word"
15179 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15181 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15182 word_mode to access SjLj_Function_Context member "data".
15183 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15184 conversion from targetm.eh_return_filter_mode () to
15185 targetm.unwind_word_mode () if they differ.
15187 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15188 (BT_FN_UNWINDWORD_PTR): New function type.
15189 (BT_FN_WORD_PTR): Remove.
15190 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15191 * except.c (expand_builtin_extend_pointer): Convert pointer to
15192 targetm.unwind_word_mode () instead of word_mode.
15194 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15195 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15196 (spu_unwind_word_mode): New function.
15197 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15198 (TARGET_UNWIND_WORD_MODE): Define.
15199 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15201 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15203 * config/spu/spu.c (reg_align): Remove.
15204 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15205 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15206 (spu_split_store): Likewise.
15208 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15210 * gcc/tree-vn.c: Fix typo in comment.
15212 2008-06-18 Jan Hubicka <jh@suse.cz>
15214 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15215 toplevel reorder too.
15217 2008-06-18 Jan Hubicka <jh@suse.cz>
15219 * c-opts.c (c_common_post_options): PCH is not compatible with
15221 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15222 -fno-toplevel-reorder by default now.
15224 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15226 PR documentation/30739
15227 * doc/install.texi (Prerequisites): Document dependency on awk.
15229 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15230 Ian Lance Taylor <iant@google.com>
15232 PR rtl-optimization/35604
15233 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15234 only want to change jump destinations, not eventual label comparisons.
15236 2008-06-16 Jan Hubicka <jh@suse.cz>
15238 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15240 (cgraph_analyze_function): Likewise.
15242 2008-06-16 Jan Hubicka <jh@suse.cz>
15244 * cgraph.h (cgraph_mark_if_needed): New function.
15245 * cgraphunit.c (cgraph_mark_if_needed): New function.
15246 * c-decl.c (duplicate_decl): Use it.
15248 2008-06-16 Jan Hubicka <jh@suse.cz>
15250 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15253 2008-06-16 Jan Hubicka <jh@suse.cz>
15255 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15257 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15258 Kazu Hirata <kazu@codesourcery.com>
15259 Maxim Kuvyrkov <maxim@codesourcery.com
15261 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15262 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15263 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15264 EXTRA_SPEC_FUNCTIONS.
15265 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15266 (DRIVER_SELF_SPECS): Adjust.
15267 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15268 * config/mips/st.h, config/mips/t-st: New.
15269 * config/mips/driver-native.c, config/mips/x-native: New.
15270 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15273 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15275 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15277 (ISA_HAS_FP_CONDMOVE): New macro.
15278 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15279 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15280 (ISA_HAS_NMADD3_NMSUB3): New macro.
15281 * config/mips/mips.c (mips_rtx_costs): Update.
15282 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15283 compiling for ST Loongson 2E/2F.
15284 (madd<mode>): Rename to madd4<mode>. Update.
15285 (madd3<mode>): New pattern.
15286 (msub<mode>): Rename to msub4<mode>. Update.
15287 (msub3<mode>): New pattern.
15288 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15289 (nmadd3<mode>): New pattern.
15290 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15291 (nmadd3<mode>_fastmath): New pattern.
15292 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15293 (nmsub3<mode>): New pattern.
15294 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15295 (nmsub3<mode>_fastmath): New pattern.
15296 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15298 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15300 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15301 (DF_REF_INSN_INFO): New.
15302 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15303 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15304 with a NULL DF_REF_INSN_INFO.
15305 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15307 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15308 DF_INSN_INFO_EQ_USES): New.
15309 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15310 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15311 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15312 * df-core.c: Update comment for above changes.
15313 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15314 DF_INSN_UID_* macros.
15315 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15316 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15317 insn rtx. Update all callers.
15318 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15319 df_ref_create_structure, df_insn_refs_collect): Likewise.
15320 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15321 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15322 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15323 macros to access the insn refs.
15324 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15325 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15326 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15327 for accessing the refs.
15328 (try_fwprop_subst): Likewise.
15329 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15330 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15331 for accessing the refs.
15332 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15333 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15334 to look at the insn refs.
15335 (record_uses): Likewise.
15336 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15338 (mark_artificial_uses): Don't mark_insn for artificial refs.
15339 (mark_reg_rependencies): Likewise.
15341 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15343 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15345 * configure: Regenerate.
15347 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15349 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15351 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15353 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15355 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15357 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15359 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15361 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15362 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15363 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15365 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15367 * tree-ssa-sccvn.c: Fix format of comments.
15369 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15371 * cgraph.c: Remove unneeded forward declarations of eq_node()
15374 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15376 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15378 (see_update_relevancy): Likewise.
15379 * fwprop.c (try_fwprop_subst): Likewise.
15380 * rtlanal.c (noop_move_p): Likewise.
15381 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15382 notes to non-existing libcall blocks.
15383 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15385 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15386 (dead_libcall_p): Remove.
15387 (delete_trivially_dead_insns): Don't use it.
15388 * web.c (union_defs): Remove comment about keeping nops.
15389 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15390 (compute_hash_table_work): Don't track libcall notes.
15391 (do_local_cprop): Don't take libcall pointers. Don't update
15393 (adjust_libcall_notes): Deleted.
15394 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15395 ever have existed in the first place).
15396 (replace_store_insn): Don't try to remove libcall notes.
15397 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15398 (resolve_reg_notes): Don't call them.
15399 (resolve_simple_move): Likewise.
15400 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15401 Don't remove REG_RETVAL notes.
15402 * emit-rtl.c (try_split): Don't update libcall notes.
15403 (emit_copy_of_insn_after): Dito.
15404 * cselib.c (cselib_current_insn_in_libcall): Remove.
15405 (cselib_process_insn): Don't set/clear it.
15406 (new_elt_loc_list): Don't record it.
15407 (cselib_init): Don't initialize it.
15408 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15409 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15411 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15412 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15413 (init_deps): Don't initialize it.
15414 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15415 * combine.c (delete_noop_moves): Don't update libcall notes.
15416 (can_combine_p): Remove now pointless #if 0 block.
15417 (try_combine): Remove another obsolete #if 0 block.
15418 (distribute_notes): Don't distribute libcall notes.
15419 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15420 * dce.c (libcall_dead_p): Remove.
15421 (delete_unmarked_insns): Don't handle libcall blocks.
15422 (preserve_libcall_for_dce): Remove.
15423 (prescan_insns_for_dce): Don't special-case libcall block insns.
15424 * reload1 (reload): Don't handle libcall notes.
15425 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15428 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15430 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15432 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15434 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15436 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15437 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15438 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15440 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15442 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15444 2008-06-16 Ira Rosen <irar@il.ibm.com>
15446 PR tree-optimization/36493
15447 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15448 the arguments list. Use VECTYPE to create vector pointer.
15449 (vectorizable_store): Fail if accesses through a pointer to vectype
15450 do not alias the original memory reference operands.
15451 Call vect_create_data_ref_ptr without the removed argument.
15452 (vectorizable_load): Likewise.
15453 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15456 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15459 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15460 reg_equiv_constant.
15462 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15464 * config/mips/loongson2ef.md: New file.
15465 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15466 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15467 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15468 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15469 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15471 (loongson2ef.md): New include.
15472 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15473 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15474 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15475 (loongson_gt_<mode>, loongson_extract_halfword)
15476 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15477 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15478 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15479 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15480 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15481 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15482 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15483 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15484 (vec_interleave_low<mode>): Define type attribute.
15485 * config/mips/mips.c (mips_ls2): New static variable.
15486 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15487 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15488 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15489 Implement target scheduling hooks.
15490 (mips_multipass_dfa_lookahead): Update to handle tuning for
15492 (mips_sched_init): Initialize data for Loongson scheduling.
15493 (mips_ls2_variable_issue): New static function.
15494 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15496 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15497 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15498 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15499 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15500 Handle ST Loongson 2E/2F cores.
15501 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15503 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15505 * omp-low.c (extract_omp_for_data): Fix comment typo.
15508 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15510 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15511 FIXME note about gcc/config.guess.
15512 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15513 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15514 * doc/cppopts.texi: Likewise.
15515 * doc/extend.texi: Likewise.
15516 * doc/gcc.texi: Likewise.
15517 * doc/gccint.texi: Likewise.
15518 * doc/gcov.texi: Likewise.
15519 * doc/gty.texi: Likewise.
15520 * doc/hostconfig.texi: Likewise.
15521 * doc/install.texi: Likewise.
15522 * doc/invoke.texi: Likewise.
15523 * doc/loop.texi: Likewise.
15524 * doc/makefile.texi: Likewise.
15525 * doc/md.texi: Likewise.
15526 * doc/passes.texi: Likewise.
15527 * doc/tm.texi: Likewise.
15528 * doc/tree-ssa.texi: Likewise.
15529 * doc/trouble.texi: Likewise.
15531 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15532 Nathan Sidwell <nathan@codesourcery.com>
15533 Maxim Kuvyrkov <maxim@codesourcery.com>
15534 Richard Sandiford <rdsandiford@googlemail.com>
15536 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15537 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15538 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15540 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15541 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15542 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15544 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15545 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15546 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15547 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15548 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15549 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15550 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15551 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15552 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15553 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15554 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15555 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15556 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15557 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15558 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15559 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15560 (mips_builtins): Add Loongson builtins.
15561 (mips_loongson_2ef_bdesc): New.
15562 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15563 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15564 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15565 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15567 (mips_expand_vector_init): New.
15568 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15569 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15571 * config/mips/mips.md: Add unspec numbers for Loongson
15572 builtins. Include loongson.md.
15573 (MOVE64): Include Loongson vector modes.
15574 (SPLITF): Include Loongson vector modes.
15575 (HALFMODE): Handle Loongson vector modes.
15576 * config/mips/loongson.md: New.
15577 * config/mips/loongson.h: New.
15578 * config.gcc: Add loongson.h header for mips*-*-* targets.
15579 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15581 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15583 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15584 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15585 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15586 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15587 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15588 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15589 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15590 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15591 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15592 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15593 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15594 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15595 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15596 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15597 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15598 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15599 Remove use_fixproto=yes.
15600 (ia64*-*-hpux*): Remove comment about using fixproto.
15601 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15603 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15605 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15607 * configure: Regenerate.
15609 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15611 PR middle-end/36520
15612 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15613 before evaluating it.
15615 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15618 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15619 nested inline functions.
15620 (start_decl, start_function): Don't invert DECL_EXTERNAL
15621 for nested inline functions.
15623 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15625 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15626 splits that must be made for correctness.
15628 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15630 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15631 (AVAIL_NON_MIPS16): Likewise.
15632 (mips_builtin_description): Replace target_flags with a predicate.
15633 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15634 (dspr2_32): New availability predicates.
15635 (MIPS_BUILTIN): New macro.
15636 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15637 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15638 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15639 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15640 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15641 (mips_dsp_32only_bdesc): Merge into...
15642 (mips_builtins): ...this new array.
15643 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15644 (mips_init_builtins): Update after above changes.
15645 (mips_expand_builtin_1): Merge into...
15646 (mips_expand_builtin): ...here and update after above changes.
15648 2008-06-12 Paul Brook <paul@codesourcery.com>
15650 * longlong.h (__arm__): Define count_leading_zeros.
15651 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15652 (clzsi2, clzdi2): New functions.
15653 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15654 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15655 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15656 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15657 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15658 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15659 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15660 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15661 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15662 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15664 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15666 * config/m68k/m68k.c (m68k_tune_flags): New.
15667 (override_options): Compute m68k_tune_flags.
15668 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15669 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15671 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15673 PR middle-end/36506
15674 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15676 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15678 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15679 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15681 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15683 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15684 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15686 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15688 PR middle-end/36506
15689 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15692 2008-06-12 Richard Guenther <rguenther@suse.de>
15694 PR tree-optimization/36345
15695 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15696 add memory_tag_needed flag.
15697 (may_alias_p): Declare.
15698 * tree-ssa-alias.c (may_alias_p): Export.
15699 (set_initial_properties): Use memory_tag_needed flag.
15700 (update_reference_counts): Likewise.
15701 (reset_alias_info): Reset memory_tag_needed flag.
15702 (create_name_tags): Check memory_tag_needed flag.
15703 (dump_points_to_info_for): Dump it.
15704 * tree-ssa-structalias.c (struct variable_info): Remove
15705 directly_dereferenced flag.
15706 (new_var_info): Do not initialize it.
15707 (process_constraint_1): Do not set it.
15708 (update_alias_info): Set is_dereferenced flag.
15709 (set_uids_in_ptset): Use may_alias_p.
15710 (set_used_smts): Check memory_tag_needed flag.
15711 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15712 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15713 memory_tag_needed flag.
15714 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15715 from broken design.
15717 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15719 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15720 red zone for w64 abi.
15721 (ix86_expand_prologue): Likewise.
15722 (ix86_force_to_memory): Likewise.
15723 (ix86_free_from_memory): Likewise.
15725 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15728 * config/rs6000/rs6000.c (rs6000_override_options): Set
15729 rs6000_isel conditionally to the absence of comand line override.
15730 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15731 Remove duplicate rs6000_isel setting.
15732 * config/rs6000/eabispe.h: Ditto.
15734 2008-06-11 Richard Guenther <rguenther@suse.de>
15736 * alias.c (get_alias_set): Use the element alias-set for arrays.
15737 (record_component_aliases): For arrays and vectors do nothing.
15738 * c-common.c (strict_aliasing_warning): Handle the cases
15739 of alias set zero explicitly.
15740 * Makefile.in (dfp.o-warn): Add -Wno-error.
15742 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15744 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15746 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15747 tune_32 tune_64 to supported_defaults. Allow values not
15748 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15749 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15750 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15751 with_cpu_64 to generic for 64-bit-supporting configurations, not
15752 with_cpu. Remove FIXMEs.
15753 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15754 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15755 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15756 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15757 arch_32 and arch_64.
15759 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15760 Olivier Hainque <hainque@adacore.com>
15762 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15763 Use DECL_SIZE_UNIT to retrieve the size of the field.
15765 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15767 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15768 with function calls after declarations. Lay out
15769 neon_float_type_node before further use.
15771 2008-06-11 Richard Guenther <rguenther@suse.de>
15773 * tree-flow.h (may_point_to_global_var): Declare.
15774 * tree-ssa-alias.c (may_point_to_global_var): New function.
15775 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15777 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15779 * configure.ac: Teach that fido supports .debug_line.
15780 * configure: Regenerate.
15782 2008-06-10 Tom Tromey <tromey@redhat.com>
15784 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15787 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15789 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15790 (encode_decimal64, decode_decimal64, encode_decimal128,
15791 decode_decimal128): Reverse order of 32-bit parts of value if host
15792 and target endianness differ.
15794 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15796 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15797 Avoid division by 0.
15798 (tree_mod_pow2_value_transform): Likewise.
15799 (tree_ic_transform): Likewise.
15800 (tree_stringops_transform): Likewise.
15801 (tree_mod_subtract_transform): Likewise.
15802 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15803 (copy_edges_for_bb): Likewise.
15804 (initialize_cfun): Likewise.
15806 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15808 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15809 nonmemory_operand. Add "N" operand constraint.
15811 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15812 (*jcc_btsi_mask): Ditto.
15813 (*jcc_btsi_mask_1): Ditto.
15815 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15817 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15818 TYPE_CANONICAL for copied element type.
15820 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15823 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15824 Add m_CORE2 and m_GENERIC.
15825 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15826 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15828 (*jcc_btdi_rex64): New instruction and split pattern.
15829 (*jcc_btsi): Ditto.
15830 (*jcc_btsi_1): Ditto.
15831 (*btsq): Fix Intel asm dialect operand order.
15835 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15837 PR middle-end/36447
15838 * simplify-rtx.c (simplify_subreg): Add check for shift count
15841 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15843 * doc/md.texi: Synchronize with later constraints.md change.
15844 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15845 with a C implementation.
15846 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15848 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15849 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15850 when moving to and from MD_REGNUM.
15851 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15852 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15853 Handle byte and halfword moves.
15854 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15856 * config/mips/constraints.md (h): Turn into NO_REGS.
15857 (l, x): Update documentation.
15858 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15859 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15860 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15861 (HILO): New mode iterator.
15863 (any_div): New code iterator.
15864 (u): Extend code attribute to div and udiv.
15865 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15866 d_operand in the splitters. Remove redundant CONST_INT checks.
15867 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15868 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15869 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15870 accordingly, using normal moves instead of unspecs to move LO into
15871 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15872 (<u>mulsidi3): Handle expansion in C code.
15873 (<u>mulsidi3_32bit_internal): Rename to...
15874 (<u>mulsidi3_32bit): ...this.
15875 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15876 (*<u>mulsidi3_64bit): Rename to...
15877 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15878 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15879 to set LO and HI to the multiplication result. Use a normal move
15880 for MFLO and an unspec for MFHI.
15881 (*<u>mulsidi3_64bit_parts): Replace with...
15882 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15883 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15884 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15885 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15886 instead of HI. Split the instruction into a separate multiplication
15887 and MFHI if !TARGET_FIX_R4000.
15888 (<su>muldi3_highpart): Likewise.
15889 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15890 and the "=h" clobber.
15891 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15892 (<u>mulditi3): New expander.
15893 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15894 (madsi): Remove "=h" clobber.
15895 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15896 Force the modulus result to be a GPR and split the instruction into
15897 a division followed by an MFHI after reload.
15898 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15899 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15900 the MIPS16 HIGH define_split.
15901 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15902 of acc<->gpr moves to "multi".
15903 (*movdi_64bit): Replace the single "x" alternative with
15904 alternatives for moving into and out of "a".
15905 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15906 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15907 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15908 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15909 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15910 (movti): New expander.
15911 (*movti, *movti_mips16): New insns.
15912 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15913 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15914 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15915 * config/mips/predicates.md (fpr_operand): Delete.
15916 (d_operand): New predicate.
15918 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15920 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15921 failure on some Bourne shells.
15922 (x86_64-*-*): Ditto.
15924 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15926 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15928 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15930 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15931 (sparc-sun-solaris2*): Likewise.
15933 2008-06-09 Arnaud Charlet <charlet@adacore.com
15935 * doc/install.texi: Update requirements to build the Ada compiler.
15937 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15939 * df-scan.c (struct df_scan_problem_data): Remove the
15940 mw_link_pool alloc pool.
15941 (df_scan_free_internal): Don't free it.
15942 (df_scan_alloc): Don't allocate it.
15943 * df.h (struct df_link): Update comment.
15945 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15947 * except.h: Correct checks for when SJLJ exceptions must be used.
15949 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15951 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15954 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15956 PR tree-optimization/36218
15957 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15958 configure for the build system.
15959 (BUILD_LDFLAGS): Define.
15960 * configure: Regenerate.
15961 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15963 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15966 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15967 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15968 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15970 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15972 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15974 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15976 * config.gcc (Obsolete configurations): Remove list of
15978 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15979 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15980 targets matched by those patterns.
15981 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15982 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15983 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15984 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15985 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15986 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15987 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15988 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15989 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15990 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15991 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15992 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15993 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15994 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15995 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15996 Make code for Solaris 7 and greater unconditional for Solaris.
15997 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15998 Remove --with-* handling.
15999 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16000 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16001 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16002 LINK_OS_WINDISS_SPEC): Remove.
16003 * config/rs6000/sysv4.opt (mwindiss): Remove.
16004 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16005 * configure: Regenerate.
16006 * doc/cpp.texi: Don't mention BeOS.
16007 * doc/extend.texi (interrupt): Don't mention MS1.
16008 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16009 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16010 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16011 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16012 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16014 * doc/invoke.texi (MT Options): Remove.
16015 (-mwindiss): Remove.
16016 (CRIS Options): Remove cris-axis-aout references.
16017 (HPPA Options): Don't mention hppa1.1-*-pro.
16018 * doc/md.texi: (MorphoTech family): Remove.
16019 * libgcc2.c: Don't handle UWIN.
16020 * config/alpha/t-unicosmk: Remove.
16021 * config/alpha/unicosmk.h: Remove.
16022 * config/arm/kaos-arm.h: Remove.
16023 * config/arm/kaos-strongarm.h: Remove.
16024 * config/arm/strongarm-coff.h: Remove.
16025 * config/arm/strongarm-elf.h: Remove.
16026 * config/arm/strongarm-pe.h: Remove.
16027 * config/arm/t-strongarm-pe: Remove.
16028 * config/arm/t-xscale-coff: Remove.
16029 * config/arm/t-xscale-elf: Remove.
16030 * config/arm/xscale-coff.h: Remove.
16031 * config/arm/xscale-elf.h: Remove.
16032 * config/chorus.h: Remove.
16033 * config/cris/aout.h: Remove.
16034 * config/cris/aout.opt: Remove.
16035 * config/cris/t-aout: Remove.
16036 * config/i386/beos-elf.h: Remove.
16037 * config/i386/kaos-i386.h: Remove.
16038 * config/i386/ptx4-i.h: Remove.
16039 * config/i386/sco5.h: Remove.
16040 * config/i386/sco5.opt: Remove.
16041 * config/i386/sysv4-cpp.h: Remove.
16042 * config/i386/sysv5.h: Remove.
16043 * config/i386/t-beos: Remove.
16044 * config/i386/t-sco5: Remove.
16045 * config/i386/t-uwin: Remove.
16046 * config/i386/uwin.asm: Remove.
16047 * config/i386/uwin.h: Remove.
16048 * config/kaos.h: Remove.
16049 * config/mips/windiss.h: Remove.
16050 * config/mt: Remove directory.
16051 * config/pa/pa-osf.h: Remove.
16052 * config/pa/pa-pro-end.h: Remove.
16053 * config/pa/t-pro: Remove.
16054 * config/ptx4.h: Remove.
16055 * config/rs6000/beos.h: Remove.
16056 * config/rs6000/kaos-ppc.h: Remove.
16057 * config/rs6000/t-beos: Remove.
16058 * config/rs6000/windiss.h: Remove.
16059 * config/sh/kaos-sh.h: Remove.
16060 * config/sol2-6.h: Remove.
16061 * config/sparc/sol26-sld.h: Remove.
16062 * config/sparc/sysv4-only.h: Remove.
16063 * config/vax/bsd.h: Remove.
16064 * config/vax/t-memfuncs: Remove.
16065 * config/vax/ultrix.h: Remove.
16066 * config/vax/vaxv.h: Remove.
16067 * config/windiss.h: Remove.
16069 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16071 PR rtl-optimization/36438
16072 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16073 for vector shifts with constant scalar shift operands.
16075 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16077 * doc/invoke.texi: Document -march=xlr.
16078 * config/mips/xlr.md: New file.
16079 * config/mips/mips.md: Include it.
16081 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16082 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16083 (mips_rtx_cost_data): Likewise.
16085 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16087 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16088 PRE_INC and PRE_DEC cases.
16090 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16092 PR rtl-optimization/36419
16093 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16094 the emitting jump insn.
16097 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16098 is not bool, boolify the whole *expr_p and convert to the desired type.
16100 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16102 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16103 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16104 Add omp_private_outer_ref hook, add another argument to
16105 omp_clause_default_ctor hook.
16106 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16107 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16108 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16109 hook_tree_tree_tree_tree_null.
16110 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16111 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16112 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16113 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16114 * tree.def (OMP_TASK): New tree code.
16115 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16116 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16117 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16118 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16119 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16120 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16121 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16122 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16123 (OMP_DIRECTIVE_P): Add OMP_TASK.
16124 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16125 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16126 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16127 and OMP_CLAUSE_UNTIED entries.
16128 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16130 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16131 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16132 * tree-pretty-print.c (dump_omp_clause): Handle
16133 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16134 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16135 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16136 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16137 warning about unsigned iterators. Change decl/init/cond/incr
16138 arguments to TREE_VECs, check arguments for all collapsed loops.
16139 (c_finish_omp_taskwait): New function.
16140 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16142 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16143 default_function_array_conversion on init. Add par_clauses argument.
16144 If decl is present in parallel's lastprivate clause, change it to
16145 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16146 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16147 collapse count in clauses.
16148 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16149 c_parser_omp_for_loop callers.
16150 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16151 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16152 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16153 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16155 (c_parser_omp_clause_schedule): Handle schedule(auto).
16156 Include correct location in the error message.
16157 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16158 and PRAGMA_OMP_CLAUSE_UNTIED.
16159 (OMP_TASK_CLAUSE_MASK): Define.
16160 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16161 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16162 * tree-nested.c (convert_nonlocal_omp_clauses,
16163 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16164 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16165 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16166 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16168 (conver_nonlocal_reference, convert_local_reference,
16169 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16170 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16171 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16172 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16173 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16174 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16175 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16176 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16177 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16179 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16180 * c-common.h (c_finish_omp_taskwait): New prototype.
16181 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16182 * tree-parloops.c (create_parallel_loop): Create 1 entry
16183 vectors for OMP_FOR_{INIT,COND,INCR}.
16184 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16185 (make_edges): Handle OMP_TASK.
16186 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16187 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16188 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16189 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16190 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16191 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16192 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16193 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16194 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16195 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16196 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16197 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16198 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16199 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16200 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16201 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16202 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16203 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16204 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16205 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16206 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16207 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16208 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16209 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16210 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16211 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16212 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16213 original iterator is present in lastprivate clause or if
16214 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16215 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16216 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16217 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16218 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16219 if it is set, lookup var in outer contexts too. Handle
16220 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16221 to be implicitly determined firstprivate for task regions.
16222 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16223 if it is set, lookup var in outer contexts too. Set
16224 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16225 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16226 OMP_CLAUSE_UNTIED. Take region_type as last argument
16227 instead of in_parallel and in_combined_parallel.
16228 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16230 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16231 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16232 (new_omp_context): Set default_kind to
16233 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16234 (omp_region_type): New enum.
16235 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16236 fields, add region_type.
16237 (new_omp_context): Take region_type as argument instead of is_parallel
16238 and is_combined_parallel.
16239 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16240 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16241 ctx->is_combined_parallel checks.
16242 (gimplify_omp_task): New function.
16243 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16245 * omp-low.c (extract_omp_for_data): Use schedule(static)
16246 for schedule(auto). Handle pointer and unsigned iterators.
16247 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16248 Add loops argument. Extract data for collapsed OMP_FOR loops.
16249 (expand_parallel_call): Assert sched_kind isn't auto,
16250 map runtime schedule to index 3.
16251 (struct omp_for_data_loop): New type.
16252 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16253 Add loop, loops, collapse and iter_type fields.
16254 (workshare_safe_to_combine_p): Disallow combined for if
16255 iter_type is unsigned long long. Don't combine collapse > 1 loops
16256 unless all bounds and steps are constant. Adjust extract_omp_for_data
16258 (expand_omp_for_generic): Handle pointer, unsigned and long long
16259 iterators. Handle collapsed OMP_FOR loops. Adjust
16260 for struct omp_for_data changes. If libgomp function doesn't return
16261 boolean_type_node, add comparison of the return value with 0.
16262 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16263 pointer, unsigned and long long iterators. Adjust for struct
16264 omp_for_data changes.
16265 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16266 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16267 unsigned long long. Allocate loops array, pass it to
16268 extract_omp_for_data. For collapse > 1 loops use always
16269 expand_omp_for_generic.
16270 (omp_context): Add sfield_map and srecord_type fields.
16271 (is_task_ctx, lookup_sfield): New functions.
16272 (use_pointer_for_field): Use is_task_ctx helper. Change first
16273 argument's type from const_tree to tree. Clarify comment.
16274 In OMP_TASK disallow copy-in/out sharing.
16275 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16276 (install_var_field): Add mask argument. Populate both record_type
16277 and srecord_type if needed.
16278 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16280 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16281 and DECL_FIELD_OFFSET.
16282 (scan_sharing_clauses): Adjust install_var_field callers. For
16283 firstprivate clauses on explicit tasks allocate the var by value in
16284 record_type unconditionally, rather than by reference.
16285 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16286 Use is_taskreg_ctx instead of is_parallel_ctx.
16287 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16288 (create_omp_child_function_name): Add task_copy argument, use
16289 *_omp_cpyfn* names if it is true.
16290 (create_omp_child_function): Add task_copy argument, if true create
16291 *_omp_cpyfn* helper function.
16292 (scan_omp_parallel): Adjust create_omp_child_function callers.
16293 Rename parallel_nesting_level to taskreg_nesting_level.
16294 (scan_omp_task): New function.
16295 (lower_rec_input_clauses): Don't run constructors for firstprivate
16296 explicit task vars which are initialized by *_omp_cpyfn*.
16297 Pass outer var ref to omp_clause_default_ctor hook if
16298 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16299 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16300 OMP_CLAUSE_REDUCTION_INIT.
16301 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16302 avoid duplicate setting of fields. Handle
16303 OMP_CLAUSE_PRIVATE_OUTER_REF.
16304 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16305 copy-out if TREE_READONLY, only copy-in.
16306 (expand_task_copyfn): New function.
16307 (expand_task_call): New function.
16308 (struct omp_taskcopy_context): New type.
16309 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16311 (lower_omp_parallel): Rename to...
16312 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16313 Call create_task_copyfn if srecord_type is needed. Adjust
16315 (task_shared_vars): New variable.
16316 (check_omp_nesting_restrictions): Warn if work-sharing,
16317 barrier, master or ordered region is closely nested inside OMP_TASK.
16318 Add warnings for barrier if closely nested inside of work-sharing,
16319 ordered, or master region.
16320 (scan_omp_1): Call check_omp_nesting_restrictions even for
16321 GOMP_barrier calls. Rename parallel_nesting_level to
16322 taskreg_nesting_level. Handle OMP_TASK.
16323 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16324 work-sharing construct, continue looking for them on parent parallel
16326 (lower_omp_for_lastprivate): Add lastprivate clauses
16327 to the beginning of dlist rather than end. Adjust for struct
16328 omp_for_data changes.
16329 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16330 not after it. Handle collapsed OMP_FOR loops, adjust for
16331 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16332 (get_ws_args_for): Adjust extract_omp_for_data caller.
16333 (scan_omp_for): Handle collapsed OMP_FOR
16334 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16335 (lower_omp_single_simple): If libgomp function doesn't return
16336 boolean_type_node, add comparison of the return value with 0.
16337 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16338 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16339 (parallel_nesting_level): Rename to...
16340 (taskreg_nesting_level): ... this.
16341 (is_taskreg_ctx): New function.
16342 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16343 of is_parallel_ctx.
16344 (execute_lower_omp): Rename parallel_nesting_level to
16345 taskreg_nesting_level.
16346 (expand_omp_parallel): Rename to...
16347 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16348 Call omp_task_call for OMP_TASK regions.
16349 (expand_omp): Adjust caller, handle OMP_TASK.
16350 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16352 * bitmap.c (bitmap_default_obstack_depth): New variable.
16353 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16354 if argument is NULL and bitmap_default_obstack is already initialized.
16355 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16357 * matrix-reorg.c (matrix_reorg): Likewise.
16359 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16361 * config/i386/i386.md (*indirect_jump): Macroize using P
16362 mode iterator. Remove !TARGET_64BIT from insn constraints.
16363 (*tablejump_1): Ditto.
16364 (*indirect_jump_rex64): Remove insn pattern.
16365 (*tablejump_1_rex64): Ditto.
16366 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16367 and eh_return_si insn patterns.
16369 2008-06-06 Richard Guenther <rguenther@suse.de>
16371 * tree-ssa-structalias.c (merge_smts_into): Remove.
16372 (find_what_p_points_to): Do not bother to compute the
16373 points-to set for pt_anything pointers.
16374 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16375 for pt_anything pointers is ok.
16377 2008-06-06 Jan Hubicka <jh@suse.cz>
16379 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16381 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16383 * cgraph.c: Fix typos in comments.
16384 (cgraph_availability_names): Fix string typo.
16385 * fold-const.c: Fix typos in comments.
16386 (fold_binary): Fix typo in warning.
16387 * genautomata.c: Fix typos in comments.
16388 (check_presence_pattern_sets): Fix typo in local variable.
16389 (output_description): Fix typo in output.
16390 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16391 * hwint.h: Likewise.
16392 * matrix-reorg.c (check_allocation_function): Likewise.
16393 * omega.c (smooth_weird_equations): Likewise.
16394 * auto-inc-dec.c: Fix typos in comments.
16395 * bb-reorder.c: Likewise.
16396 * builtins.c: Likewise.
16397 * c-common.c: Likewise.
16398 * c-cppbuiltin.c: Likewise.
16399 * c-parser.c: Likewise.
16400 * c-pretty-print.c: Likewise.
16401 * cfgcleanup.c: Likewise.
16402 * cfgexpand.c: Likewise.
16403 * cfghooks.c: Likewise.
16404 * cfglayout.c: Likewise.
16405 * cfgloopmanip.c: Likewise.
16406 * cgraphunit.c: Likewise.
16407 * coverage.c: Likewise.
16408 * dbxout.c: Likewise.
16409 * df-byte-scan.c: Likewise.
16410 * df-core.c: Likewise.
16411 * df-problems.c: Likewise.
16412 * df-scan.c: Likewise.
16414 * dominance.c: Likewise.
16415 * domwalk.c: Likewise.
16417 * dwarf2out.c: Likewise.
16418 * emit-rtl.c: Likewise.
16419 * et-forest.c: Likewise.
16420 * function.c: Likewise.
16421 * function.h: Likewise.
16423 * gcov-io.c: Likewise.
16424 * gcov.c: Likewise.
16425 * gcse.c: Likewise.
16426 * genattrtab.c: Likewise.
16427 * ggc-page.c: Likewise.
16428 * gimplify.c: Likewise.
16429 * gthr-lynx.h: Likewise.
16430 * haifa-sched.c: Likewise.
16431 * ipa-cp.c: Likewise.
16432 * ipa-inline.c: Likewise.
16433 * ipa-prop.h: Likewise.
16434 * ipa-pure-const.c: Likewise.
16435 * ipa-struct-reorg.c: Likewise.
16436 * ipa-struct-reorg.h: Likewise.
16437 * ipa-type-escape.c: Likewise.
16439 * loop-doloop.c: Likewise.
16440 * mips-tfile.c: Likewise.
16441 * mkmap-flat.awk: Likewise.
16442 * mkmap-symver.awk: Likewise.
16443 * modulo-sched.c: Likewise.
16444 * omp-low.c: Likewise.
16445 * optabs.c: Likewise.
16446 * optabs.h: Likewise.
16447 * opts.c: Likewise.
16448 * passes.c: Likewise.
16449 * postreload-gcse.c: Likewise.
16450 * postreload.c: Likewise.
16451 * predict.c: Likewise.
16452 * pretty-print.h: Likewise.
16453 * profile.c: Likewise.
16454 * protoize.c: Likewise.
16455 * ra-conflict.c: Likewise.
16456 * real.c: Likewise.
16457 * recog.c: Likewise.
16458 * regclass.c: Likewise.
16459 * regs.h: Likewise.
16460 * reload.c: Likewise.
16461 * rtl-error.c: Likewise.
16462 * rtlanal.c: Likewise.
16463 * scan.h: Likewise.
16464 * sched-rgn.c: Likewise.
16466 * stmt.c: Likewise.
16467 * target.h: Likewise.
16468 * tree-dfa.c: Likewise.
16469 * tree-eh.c: Likewise.
16470 * tree-flow-inline.h: Likewise.
16471 * tree-inline.c: Likewise.
16472 * tree-into-ssa.c: Likewise.
16473 * tree-loop-distribution.c: Likewise.
16474 * tree-nested.c: Likewise.
16475 * tree-parloops.c: Likewise.
16476 * tree-pass.h: Likewise.
16477 * tree-pretty-print.c: Likewise.
16478 * tree-profile.c: Likewise.
16479 * tree-scalar-evolution.c: Likewise.
16480 * tree-sra.c: Likewise.
16481 * tree-ssa-alias-warnings.c: Likewise.
16482 * tree-ssa-ccp.c: Likewise.
16483 * tree-ssa-coalesce.c: Likewise.
16484 * tree-ssa-dom.c: Likewise.
16485 * tree-ssa-dse.c: Likewise.
16486 * tree-ssa-forwprop.c: Likewise.
16487 * tree-ssa-live.c: Likewise.
16488 * tree-ssa-live.h: Likewise.
16489 * tree-ssa-loop-im.c: Likewise.
16490 * tree-ssa-loop-ivopts.c: Likewise.
16491 * tree-ssa-loop-niter.c: Likewise.
16492 * tree-ssa-loop-prefetch.c: Likewise.
16493 * tree-ssa-phiopt.c: Likewise.
16494 * tree-ssa-phiprop.c: Likewise.
16495 * tree-ssa-sccvn.c: Likewise.
16496 * tree-ssa-ter.c: Likewise.
16497 * tree-ssa-threadupdate.c: Likewise.
16498 * tree-ssa.c: Likewise.
16499 * tree-vect-analyze.c: Likewise.
16500 * tree-vect-transform.c: Likewise.
16501 * tree-vectorizer.c: Likewise.
16502 * tree-vn.c: Likewise.
16503 * tree-vrp.c: Likewise.
16504 * tree.c: Likewise.
16505 * tree.def: Likewise.
16506 * tree.h: Likewise.
16507 * unwind-dw2-fde.c: Likewise.
16508 * unwind.inc: Likewise.
16509 * value-prof.c: Likewise.
16510 * vmsdbgout.c: Likewise.
16512 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16514 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16515 always place FP constants in the TOC for TARGET_POWERPC64.
16516 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16518 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16520 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16521 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16522 enable for TARGET_E500_DOUBLE.
16523 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16524 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16525 floating-point modes like integer modes for E500 double.
16526 (rs6000_legitimate_offset_address_p): Likewise.
16527 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16528 addressing for DDmode for E500 double.
16529 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16530 modes as using 64-bits of registers for E500 double.
16531 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16532 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16533 specially for E500 double.
16534 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16535 TDmode for E500 double.
16536 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16537 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16538 (rs6000_split_multireg_move): Do not handle TDmode specially for
16540 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16541 using 64-bit registers for E500 double.
16542 (emit_frame_save): Do not handle DDmode specially for E500 double.
16543 (gen_frame_mem_offset): Likewise.
16544 (rs6000_function_value): Do not call spe_build_register_parallel
16545 for DDmode or TDmode.
16546 (rs6000_libcall_value): Likewise.
16547 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16548 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16551 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16553 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16556 2008-06-04 Junjie Gu <jgu@tensilica.com>
16558 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16559 comparison for frame pointers.
16561 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16564 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16566 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16569 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16570 register is already smaller or equal to required mode.
16572 2008-06-04 Xinliang David Li <davidxl@google.com>
16574 * tree-call-cdce.c: New file.
16575 (cond_dead_built_in_calls): New static variable.
16576 (input_domain): New struct.
16577 (check_pow): New function.
16578 (check_builtin_call): Ditto.
16579 (check_target_format): Ditto.
16580 (is_call_dce_candidate): Ditto.
16581 (gen_one_condition): Ditto.
16582 (gen_conditions_for_domain): Ditto.
16583 (get_domain): Ditto.
16584 (gen_conditions_for_pow_cst_base): Ditto.
16585 (gen_conditions_for_pow_int_base): Ditto.
16586 (gen_conditions_for_pow): Ditto.
16587 (get_no_error_domain): Ditto.
16588 (gen_shrink_wrap_conditions): Ditto.
16589 (shrink_wrap_one_built_in_call): Ditto.
16590 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16591 (tree_call_cdce): Ditto.
16592 (gate_call_cdce): Ditto.
16593 (pass_call_cdce): New gimple pass.
16594 * passes.c: (init_optimization_passes): New pass.
16595 * tree-pass.h: New pass declaration.
16596 * opts.c (decode_options): New flag setting.
16597 * common.opt: Add -ftree-builtin-call-dce flag.
16598 * Makefile.in: Add new source file.
16599 * tempvar.def: New tv_id.
16600 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16602 2008-06-04 Richard Guenther <rguenther@suse.de>
16604 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16605 (is_call_clobbered): Always check var_ann->call_clobbered.
16606 (mark_call_clobbered): Always set var_ann->call_clobbered.
16607 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16608 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16609 (reset_alias_info): Clear call clobbering info on MTAGs and
16611 (set_pt_anything): Set pt_global_mem.
16612 (create_tag_raw): Adjust comment.
16613 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16615 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16616 Maxim Kuvyrkov <maxim@codesourcery.com>
16618 * config/m68k/m68k.opt (mxgot): New option.
16619 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16620 (m68k_output_addr_const_extra): New.
16621 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16622 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16623 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16624 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16626 2008-06-04 Richard Guenther <rguenther@suse.de>
16628 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16629 negative or non-representable offsets.
16631 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16633 * config/i386/i386.c (ix86_gen_leave): New.
16634 (ix86_gen_pop1): Likewise.
16635 (ix86_gen_add3): Likewise.
16636 (ix86_gen_sub3): Likewise.
16637 (ix86_gen_sub3_carry): Likewise.
16638 (ix86_gen_one_cmpl2): Likewise.
16639 (ix86_gen_monitor): Likewise.
16640 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16641 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16642 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16643 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16644 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16645 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16646 (ix86_expand_epilogue): Updated.
16647 (print_operand): Handle integer register operand for 'z'.
16648 (ix86_expand_strlensi_unroll_1): Likewise.
16649 (ix86_expand_strlen): Likewise.
16650 (ix86_expand_builtin): Likewise.
16651 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16652 mov{q}/mov{l} and add{q}/add{l}.
16654 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16656 * config/i386/i386.md (P): New mode iterator.
16657 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16658 using P mode iterator.
16659 (DFmode push_operand splitter): Ditto.
16660 (XFmode push_operand splitter): Ditto.
16661 (DFmode float_extend SFmode push_operand splitter): Ditto.
16662 (XFmode float_extend SFmode push_operand splitter): Do not generate
16663 SImode pushes for 64bit target. Macroize Dimode and SImode
16664 pushes using P mode iterator.
16665 (XFmode float_extend DFmode push_operand splitter): Ditto.
16667 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16669 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16670 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16671 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16672 return type to int.
16673 (ix86_call_abi_override): Remove check for call_used_regs.
16675 2008-06-03 Richard Guenther <rguenther@suse.de>
16677 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16678 for the lhs of calls if the return type contains pointers.
16680 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16682 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16683 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16684 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16685 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16686 of cfun and DEFAULT_ABI to deceide abi mode.
16687 (DEFAULT_ABI): New.
16688 (REG_PARM_STACK_SPACE): Removed.
16689 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16690 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16691 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16692 (ix86_function_abi): Likewise.
16693 (ix86_function_type_abi): Likewise.
16694 (ix86_call_abi_override): Likewise.
16695 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16696 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16697 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16698 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16700 (X86_64_REGPARM_MAX): New.
16701 (X86_64_SSE_REGPARM_MAX): New.
16702 (X64_REGPARM_MAX): New.
16703 (X64_SSE_REGPARM_MAX): New.
16704 (X86_32_REGPARM_MAX): New.
16705 (X86_32_SSE_REGPARM_MAX): New.
16706 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16707 (ix86_function_regparm): Handle user calling abi.
16708 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16709 by DEFAULT_ABI versus SYSV_ABI check.
16710 (ix86_reg_parm_stack_space): New.
16711 (ix86_function_type_abi): New.
16712 (ix86_call_abi_override): New.
16713 (ix86_function_abi): New.
16714 (ix86_cfun_abi): New.
16715 (init_cumulative_args): Call abi specific initialization.
16716 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16717 (function_arg_64): Extend SSE_REGPARM_MAX check.
16718 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16719 (ix86_pass_by_reference): Likewise.
16720 (ix86_function_value_regno_p): Likewise.
16721 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16722 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16723 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16724 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16725 (setup_incoming_varargs_64): Adjust regparm for call abi.
16726 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16727 (ix86_va_start): Likewise.
16728 (ix86_gimplify_va_arg): Likewise.
16729 (ix86_expand_prologue): Likewise.
16730 (output_pic_addr_const): Likewise.
16731 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16732 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16733 (x86_output_mi_thunk): Likewise.
16734 (x86_function_profiler): Likewise.
16735 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16736 (SYSV_ABI, MS_ABI): New constants.
16737 (DEFAULT_ABI): New.
16738 (init_regs): Add prototype of function in regclass.c file.
16739 (OVERRIDE_ABI_FORMAT): New.
16740 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16741 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16742 (OUTGOING_REG_PARM_STACK_SPACE): New.
16743 (ix86_reg_parm_stack_space): New prototype.
16744 (CUMULATIVE_ARGS): Add call_abi member.
16745 (machine_function): Add call_abi member.
16746 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16747 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16749 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16752 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16753 (avr_builtin_setjmp_frame_value): New function.
16754 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16755 (nonlocal_goto): Define.
16757 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16759 * config/mips/mips.c (mips_emit_loadgp): Return early if
16760 there is nothing do to, otherwise emit a blockage if
16761 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16762 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16764 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16766 * configure.ac: Drop unneeded backslash ending up in config.in.
16767 * acinclude.m4: Likewise.
16768 * config.in: Regenerate.
16770 2008-05-26 Jan Hubicka <jh@suse.cz>
16772 * predict.c (maybe_hot_frequency_p): Break out of...
16773 (maybe_hot_bb_p): ... here.
16774 (maybe_hot_edge_p): New.
16775 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16776 * basic-block.h (maybe_hot_edge_p): Declare.
16778 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16780 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16781 (*cmpfp_<mode>_cc): Ditto.
16782 (*fp_jcc_8<mode>_387): Ditto.
16783 (*fop_<MODEF:mode>_2_i387): Ditto.
16784 (*fop_<MODEF:mode>_3_i387): Ditto.
16785 (*fop_xf_2_i387): Ditto.
16786 (*fop_xf_3_i387): Ditto.
16788 2008-06-02 Tomas Bily <tbily@suse.cz>
16790 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16792 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16794 * config/mips/mips.c (mips_valid_offset_p): New function.
16795 (mips_valid_lo_sum_p): Likewise.
16796 (mips_classify_address): Use them.
16797 (mips_force_address): New function.
16798 (mips_legitimize_address): Use it.
16799 * config/mips/mips.md (MOVE128): New mode iterator.
16800 (movtf): Require TARGET_64BIT. Remove empty strings.
16801 (*movtf_internal): Rename to...
16802 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16803 of "R" and use {,fp}{load,store} attributes instead of "multi".
16804 Use a separate define_split.
16805 (*movtf_mips16): New pattern.
16807 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16809 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16810 * config/mips/mips.c (mips_expand_before_return): New function.
16811 (mips_expand_epilogue): Call it.
16812 * config/mips/mips.md (return): Turn into a define_expand.
16813 (*return): New insn.
16815 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16817 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16818 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16819 functions. Do not emit uses and clobbers of CONCATs; individually
16820 use and clobber their operands.
16821 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16822 gen_clobber, emit_use and gen_use.
16823 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16824 (expand_builtin_return): Likewise.
16825 * cfgbuild.c (count_basic_blocks): Likewise.
16826 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16827 * explow.c (emit_stack_restore): Likewise.
16828 * expmed.c (extract_bit_field_1): Likewise.
16829 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16830 (emit_move_multi_word, store_constructor): Likewise.
16831 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16832 (thread_prologue_and_epilogue_insns): Likewise.
16833 * lower-subreg.c (resolve_simple_move): Likewise.
16834 * optabs.c (widen_operand, expand_binop): Likewise.
16835 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16836 * reload.c (find_reloads): Likewise.
16837 * reload1.c (eliminate_regs_in_insn): Likewise.
16838 * stmt.c (expand_nl_goto_receiver): Likewise.
16839 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16840 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16841 * config/arm/arm.c (arm_load_pic_register): Likewise.
16842 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16843 * config/arm/arm.md (untyped_return): Likewise.
16844 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16845 * config/avr/avr.c (expand_prologue): Likewise.
16846 * config/bfin/bfin.c (do_unlink): Likewise.
16847 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16848 * config/cris/cris.c (cris_expand_prologue): Likewise.
16849 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16850 (machopic_legitimize_pic_address): Likewise.
16851 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16852 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16853 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16854 (ix86_expand_convert_uns_didf_sse): Likewise.
16855 (ix86_expand_vector_init_general): Likewise.
16856 * config/ia64/ia64.md (eh_epilogue): Likewise.
16857 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16858 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16859 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16860 (config/iq2000/iq2000.c): Likewise.
16861 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16862 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16863 (builtin_longjmp): Likewise.
16864 * config/mn10300/mn10300.md (call, call_value): Likewise.
16865 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16866 * config/pdp11/pdp11.md (abshi2): Likewise.
16867 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16868 * config/s390/s390.c (s390_emit_prologue): Likewise.
16869 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16870 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16871 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16872 * config/sh/sh.c (prepare_move_operands): Likewise.
16873 (output_stack_adjust, sh_expand_epilogue): Likewise.
16874 (sh_set_return_address, sh_expand_t_scc): Likewise.
16875 * config/sparc/sparc.c (load_pic_register): Likewise.
16876 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16877 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16878 * config/v850/v850.c (expand_epilogue): Likewise.
16880 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16882 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16883 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16884 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16885 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16886 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16887 stack pointer register.
16888 (output_movhi): Remove code for interrupt specific writing to the
16889 stack pointer register.
16891 2008-05-31 Richard Guenther <rguenther@suse.de>
16893 PR tree-optimization/34244
16894 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16895 (tree_expr_nonzero_warnv_p): Likewise.
16896 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16897 ssa_name_nonnegative_p.
16898 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16899 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16900 not tree_expr_nonzero_warnv_p.
16902 PR tree-optimization/36262
16904 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16906 PR tree-optimization/34244
16907 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16908 (record_numbers_of_iterations): New function.
16909 (execute_vrp): Cache the numbers of iterations of loops.
16910 * tree-scalar-evolution.c (scev_reset_except_niters):
16912 (scev_reset): Use scev_reset_except_niters.
16913 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16915 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16917 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16918 __WORKAROUND_RETS when appropriate.
16920 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16922 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16923 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16925 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16926 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16927 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16928 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16929 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16930 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16931 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16932 *fop_df_1_sse insn patterns using MODEF mode iterator.
16933 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16934 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16935 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16936 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16937 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16938 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16939 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16940 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16941 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16942 (*fop_xf_5_i387): Ditto.
16943 (*fop_xf_6_i387): Ditto.
16945 2008-05-30 Richard Guenther <rguenther@suse.de>
16947 * builtins.c (build_string_literal): Avoid generating
16948 a non-gimple_val result.
16950 2008-05-30 DJ Delorie <dj@redhat.com>
16952 * exec-tool.in: Use an environment variable (private) instead of a
16953 file (shared) as a semaphore, so as to not break parallel builds.
16955 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16957 * optabs.c (maybe_encapsulate_block): Remove.
16958 (emit_libcall_block): Adjust accordingly.
16959 * optabs.h (maybe_encapsulate_block): Remove prototype.
16961 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16962 Don't use maybe_encapsulate_block.
16964 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16966 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16967 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16968 rtx is a SYMBOL_REF before calling get_pool_constant.
16970 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16972 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16974 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16976 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16977 rather than OS names to choose INO_T_EQ definition.
16978 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16979 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16981 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16984 * config/darwin-f.c: New.
16985 * config/t-darwin: Added rule to build darwin-f.o.
16986 * config.gcc: Defined new variable, fortran_target_objs.
16987 (*-*-darwin*): Set fortran_target_objs.
16988 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16989 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16990 * configure: Regenerated.
16992 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16995 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16996 canonical type if needed.
16998 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17000 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17002 2008-05-29 Richard Guenther <rguenther@suse.de>
17004 PR tree-optimization/36343
17005 PR tree-optimization/36346
17006 PR tree-optimization/36347
17007 * tree-flow.h (clobber_what_p_points_to): Declare.
17008 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17009 pointed-to variable is dereferenced is irrelevant to whether
17010 the pointer can access the pointed-to variable.
17011 (clobber_what_p_points_to): New function.
17012 * tree-ssa-alias.c (set_initial_properties): Use it.
17013 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17014 call clobber check for NMTs.
17016 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17018 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17019 for printing gcov_type.
17021 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17023 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17024 and the eh region information.
17025 * value-prof.c (gimple_move_stmt_histograms): New function.
17026 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17028 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17030 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17032 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17034 * value-prof.c (tree_ic_transform): Print counts.
17035 * tree-profile.c (tree_gen_ic_func_profiler):
17036 Clear __gcov_indreict_call_callee variable to avoid misattribution
17039 2008-05-28 Rafael Espíndola <espindola@google.com>
17041 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17044 2008-05-28 Richard Guenther <rguenther@suse.de>
17046 PR tree-optimization/36339
17047 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17048 and clobbering code out of the loop.
17050 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17052 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17055 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17056 s390_contiguous_bitmask_p, s390_symref_operand_p,
17057 s390_check_symref_alignment, s390_reload_larl_operand,
17058 s390_reload_symref_address): New functions.
17059 (s390_branch_condition_mnemonic): Support compare and branch
17061 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17062 and 'W' constraints.
17063 (s390_secondary_reload): Add secondary reloads for unaligned
17064 symbol refs or symbol refs to floating point or QI/TI mode
17066 (legitimate_address_p): Accept symbol references as addresses.
17067 (s390_expand_insv): Use rotate and insert selected bits
17068 instruction for insv when building for z10.
17069 (print_operand_address): Handle symbol ref addresses.
17070 (print_operand): Output modifier 'c' added for signed byte values.
17071 (s390_encode_section_info): Mark symbol refs with
17072 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17074 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17075 (length attribute): RRF, RRR have 4 byte length.
17076 (FPALL, INTALL): New mode iterators added.
17077 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17078 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17079 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17080 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17081 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17082 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17083 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17084 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17086 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17087 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17088 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17089 reload<INTALL:mode><P:mode>_toreg_z10,
17090 reload<FPALL:mode><P:mode>_tomem_z10,
17091 reload<FPALL:mode><P:mode>_toreg_z10,
17092 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17093 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17094 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17095 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17097 (movmem, clrmem, cmpmem): New splitters added.
17099 * config/s390/predicates.md (larl_operand): Use
17100 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17101 SYMBOL_REF_ALIGN1_P.
17102 (s390_signed_integer_comparison,
17103 s390_unsigned_integer_comparison): New predicates.
17105 * config/s390/s390-protos.h (s390_check_symref_alignment,
17106 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17107 s390_reload_symref_address,
17108 s390_compare_and_branch_condition_mask): Prototypes added.
17110 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17111 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17112 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17114 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17116 * config/s390/s390.c (z10_cost): New cost function for z10.
17117 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17118 (s390_issue_rate): Adjust issue rate for z10.
17119 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17120 (processor_flags): Add PF_Z10.
17121 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17122 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17123 * gcc/config.gcc: Add z10.
17125 2008-05-28 Richard Guenther <rguenther@suse.de>
17127 PR tree-optimization/36291
17128 * tree-flow. h (struct gimple_df): Remove var_anns member.
17129 * tree-flow-inline.h (gimple_var_anns): Remove.
17130 (var_ann): Simplify.
17131 * tree-dfa.c (create_var_ann): Simplify.
17132 (remove_referenced_var): Clear alias info from var_anns of globals.
17133 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17134 (delete_tree_ssa): Clear alias info from var_anns of globals.
17135 Do not free var_anns.
17136 (var_ann_eq): Remove.
17137 (var_ann_hash): Likewise.
17139 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17141 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17142 and loongson2f entries.
17143 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17144 * config/mips/mips.h (processor_type): Add Loongson-2E
17145 and Loongson-2F entries.
17146 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17147 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17148 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17149 * doc/invoke.texi (MIPS Options): Document loongson2e
17150 and loongson2f processor names.
17152 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17156 * config/i386/i386.c (ix86_function_arg_boundary): Use
17157 alignment of canonical type.
17158 (ix86_expand_vector_move): Check unaligned memory access for
17161 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17163 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17164 Moved to the front of file.
17166 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17167 H.J. Lu <hongjiu.lu@intel.com>
17169 * dwarf2out.c (current_fde): New.
17171 (lookup_cfa:): Likewise.
17172 (dwarf2out_end_epilogue): Likewise.
17173 (dwarf2out_note_section_used): Likewise.
17175 2008-05-27 Michael Matz <matz@suse.de>
17178 * c.opt (Wenum-compare): New warning option.
17179 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17181 2008-05-27 Michael Matz <matz@suse.de>
17183 PR middle-end/36326
17184 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17186 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17187 into memory as tail calls.
17189 2008-05-27 Richard Guenther <rguenther@suse.de>
17191 PR tree-optimization/36339
17192 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17193 pointers cause all addressable variables to be call clobbered.
17195 2008-05-27 Richard Guenther <rguenther@suse.de>
17197 PR tree-optimization/36245
17198 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17200 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17202 * config/s390/s390.md: Replace all occurences of the 'm'
17203 constraint with 'RT'.
17205 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17207 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17209 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17211 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17212 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17213 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17215 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17217 * reload.c: (find_reloads): Skip alternatives according to the
17218 "enabled" attribute. Constify the constraint variable.
17219 * recog.c (get_attr_enabled): Add default implementation.
17220 (extract_insn): Set the alternative_enabled_p array
17221 in the recog_data struct.
17222 (preprocess_constraints, constrain_operands): Skip
17223 alternatives according to the "enabled" attribute
17224 * recog.h (struct recog_data): New field alternative_enabled_p.
17225 (skip_alternative): New inline function.
17226 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17227 (record_reg_classes): Skip alternative according to the
17228 "enabled" attribute.
17230 * doc/md.texi: Add documention for the "enabled" attribute.
17232 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17234 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17235 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17236 constraint with TARGET_MEM_CONSTRAINT.
17237 * recog.c (asm_operand_ok, preprocess_constraints,
17238 constrain_operands): Likewise.
17239 * regclass.c (record_reg_classes): Likewise.
17240 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17241 * reload1.c (maybe_fix_stack_asms): Likewise.
17242 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17243 * recog.h: Adjust comment.
17244 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17245 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17246 * doc/md.texi: Add a note to description of 'm' constraint.
17247 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17249 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17251 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17252 that the bitfield is of integral type before testing its precision.
17254 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17255 Sa Liu <saliu@de.ibm.com>
17257 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17258 __modti3, __udivti3, __umodti3 and __udivmodti4.
17259 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17260 that implement TImode mul and div functions.
17261 * config/spu/multi3.c: New. Implement __multi3.
17262 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17263 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17266 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17268 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17269 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17270 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17271 tls_sysv_suffix): New mode and mode attribute iterators.
17272 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17273 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17274 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17275 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17276 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17279 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17281 PR tree-optimization/36329
17282 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17283 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17284 * cgraphbuild.c (initialize_inline_failed): Use the latter
17285 macro in lieu of the former.
17286 * ipa-inline.c (cgraph_mark_inline): Likewise.
17287 (cgraph_decide_inlining_of_small_function): Likewise.
17288 (cgraph_decide_inlining): Likewise.
17289 (cgraph_decide_inlining_incrementally): Likewise.
17291 2008-05-26 Tristan Gingold <gingold@adacore.com>
17292 Anatoly Sokolov <aesok@post.ru>
17294 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17295 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17296 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17297 optimization for 'avr6' architecture.
17299 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17302 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17304 2008-05-26 Richard Guenther <rguenther@suse.de>
17306 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17307 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17309 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17311 PR middle-end/36253
17312 * caller-save.c (insert_restore): Verify alignment of spill space.
17313 (insert_save): Likewise.
17314 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17315 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17316 (STACK_SLOT_ALIGNMENT): Likewise.
17317 * function.c (LOCAL_ALIGNMENT): Removed.
17318 (get_stack_local_alignment): New.
17319 (assign_stack_local): Use it. Set alignment on stack slot.
17320 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17321 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17322 (STACK_SLOT_ALIGNMENT): New.
17323 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17324 stack slot in XFmode.
17326 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17328 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17331 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17332 argument operand in rax isn't removed.
17334 2008-05-26 Richard Guenther <rguenther@suse.de>
17336 PR middle-end/36300
17337 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17338 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17340 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17343 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17345 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17347 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17348 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17350 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17352 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17353 build a trampoline if we don't want one.
17354 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17355 return zero for nested functions if we don't want a trampoline.
17357 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17359 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17361 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17364 * c.opt: Removed undocumented option '-lang-fortran'.
17365 * c-common.h: Removed global variable 'lang_fortran'.
17366 * c-opts.c (c_common_handle_option): Removed code to handle
17367 option '-lang-fortran'. Updated includes.
17368 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17369 definition of '__GFORTRAN__'.
17370 (define__GNUC__): Reimplemented to use BASEVER and
17371 cpp_define_formatted.
17372 (builtin_define_with_value_n): Removed.
17373 * c-incpath.h: Renamed to ...
17374 * incpath.h: ... this.
17375 * c-incpath.c: Renamed to ...
17376 * incpath.c: ... this. Updated includes.
17377 * fix-header.c: Updated includes.
17378 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17379 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17380 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17382 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17384 * tree.h: Update the table of flags used on tree nodes.
17385 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17386 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17387 (FORCED_LABEL): Add access check.
17388 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17389 (ASM_INPUT_P): Likewise.
17390 (ASM_VOLATILE_P): Likewise.
17391 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17392 (OMP_SECTION_LAST): Access private_flag directly.
17393 (OMP_RETURN_NOWAIT): Likewise.
17394 (OMP_PARALLEL_COMBINED): Likewise.
17395 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17396 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17397 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17398 deprecated_flag directly.
17400 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17402 * final.c (frame_pointer_needed): Removed.
17403 * flags.h (frame_pointer_needed): Likewise.
17405 * function.h (rtl_data): Add frame_pointer_needed.
17406 (frame_pointer_needed): New.
17408 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17410 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17412 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17414 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17417 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17419 * c-common.c (strip_array_types): Move function to..
17421 (get_inner_array_type): Delete.
17422 * c-common.h (strip_array_types): Move declaration to..
17424 (get_inner_array_type): Delete.
17425 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17426 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17427 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17428 * config/pa/pa.c (emit_move_sequence): Likewise.
17430 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17432 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17435 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17437 * function.c: Include target hook for nonlocal_goto frame value.
17439 2008-05-24 Richard Guenther <rguenther@suse.de>
17441 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17442 variable can be only accessed through a pointer or a union.
17444 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17446 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17447 * doc/extend.texi: Likewise.
17449 2008-05-23 DJ Delorie <dj@redhat.com>
17451 * config/m32c/jump.md (untyped_call): Add.
17453 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17454 for A24 to PSImode.
17455 (m32c_address_cost): Detail costs for indirect offsets.
17457 2008-05-23 Rafael Espíndola <espindola@google.com>
17459 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17460 if a node is a SUBREG.
17461 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17464 2008-05-23 Paul Brook <paul@codesourcery.com>
17465 Carlos O'Donell <carlos@codesourcery.com>
17467 * doc/extend.texi: Clarify use of __attribute__((naked)).
17468 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17469 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17470 * function.c (use_register_for_decl): Use
17471 targetm.calls.allocate_stack_slots_for_args.
17472 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17473 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17474 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17476 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17478 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17480 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17482 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17483 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17484 is only rounded once.
17486 2008-05-23 Richard Guenther <rguenther@suse.de>
17488 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17490 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17491 Jakub Jelinek <jakub@redhat.com>
17494 * configure.ac: Handle --enable-cld.
17495 * configure: Regenerated.
17496 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17497 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17498 (ix86_current_function_needs_cld): New define.
17499 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17500 (cld): New isns pattern.
17501 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17502 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17503 * config/i386/i386.opt (mcld): New option.
17504 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17505 TARGET_CLD and ix86_current_function_needs_cld.
17506 (override_options): Use -mcld by default for 32-bit code if
17509 * doc/install.texi (Options specification): Document --enable-cld.
17510 * doc/invoke.texi (Machine Dependent Options)
17511 [i386 and x86-64 Options]: Add -mcld option.
17512 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17514 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17515 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17516 (return_in_memory_64): Likewise.
17517 (return_in_memory_ms_64): Likewise.
17519 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17521 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17522 * builtins.c (fold_builtin_fpclassify): New.
17523 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17524 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17525 * c-common.c (handle_type_generic_attribute): Adjust to accept
17526 fixed arguments before an elipsis.
17527 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17528 * doc/extend.texi: Document __builtin_fpclassify.
17530 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17532 * omp-low.c (gate_expand_omp_ssa): Remove.
17533 (pass_expand_omp_ssa): Remove.
17534 (gate_expand_omp): Do not check for flag_openmp_ssa.
17535 * common.opt (-fopenmp-ssa): Remove.
17536 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17538 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17540 * config/sh/sh.opt (mfixed-range): New option.
17541 * config/sh/sh-protos.h (sh_fix_range): Declare.
17542 * config/sh/sh.c (sh_fix_range): New function.
17543 * config/sh/sh.h (sh_fixed_range_str): Declare.
17544 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17546 * doc/invoke.texi (SH Options): Document -mfixed-range.
17548 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17550 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17551 it before the redeclaration.
17553 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17555 * config/avr/avr.c (get_sequence_length): Add new function.
17556 (expand_prologue, expand_epilogue): Remove duplicate code.
17558 2008-05-22 Rafael Espíndola <espindola@google.com>
17560 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17563 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17565 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17566 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17568 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17569 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17570 (vect_update_misalignment_for_peel): Likewise.
17571 (vector_alignment_reachable_p): Likewise.
17572 * tree-vect-transform.c (vectorizable_load): Likewise.
17573 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17574 (get_vectype_for_scalar_type): Pass mode of scalar_type
17575 to UNITS_PER_SIMD_WORD.
17577 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17578 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17579 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17580 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17581 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17583 2008-05-22 Ira Rosen <irar@il.ibm.com>
17585 PR tree-optimization/36293
17586 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17587 if the first load must be skipped because of a gap.
17589 2008-05-22 Richard Guenther <rguenther@suse.de>
17591 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17592 more cases of offset disambiguation that is possible if
17593 strict-aliasing rules apply.
17594 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17595 for basic offset and type-based disambiguation.
17597 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17599 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17600 ix86_expand_vector_set on V16QImode for SSE4.1.
17602 2008-05-21 Tom Tromey <tromey@redhat.com>
17604 * c.opt (Wimport): Mark as undocumented.
17605 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17607 (Warning Options): Likewise.
17608 * doc/cppopts.texi: Don't mention -Wimport.
17610 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17612 PR tree-optimization/36287
17613 PR tree-optimization/36286
17614 * lambda-code.c (build_access_matrix): Do not use the loop->num
17615 for computing the number of induction variables: use the loop depth
17618 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17621 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17622 option -f(no-)leading-underscore.
17624 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17626 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17627 GET_MODE_NUNITS (mode).
17629 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17631 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17632 (-mmulhw): Add 464 to description.
17633 (-mdlmzb): Likewise.
17634 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17635 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17637 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17638 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17639 * config/rs6000/rs6000.md: Update comments for 464.
17641 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17643 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17645 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17647 * config/i386/sse.md (vec_extractv4sf): Removed.
17648 (vec_extractv2df): Likewise.
17649 (vec_extractv2di): Likewise.
17650 (vec_extractv4si): Likewise.
17651 (vec_extractv8hi): Likewise.
17652 (vec_extractv16qi): Likewise.
17653 (vec_extract<mode>): New.
17655 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17657 * config/i386/sse.md (vec_setv4sf): Removed.
17658 (vec_setv2df): Likewise.
17659 (vec_setv2di): Likewise.
17660 (vec_setv4si): Likewise.
17661 (vec_setv8hi): Likewise.
17662 (vec_setv16qi): Likewise.
17663 (vec_set<mode>): New.
17665 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17667 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17668 goto for vec_concat and vec_interleave.
17670 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17672 * config/i386/sse.md (vec_initv4sf): Removed.
17673 (vec_initv2df): Likewise.
17674 (vec_initv2di): Likewise.
17675 (vec_initv4si): Likewise.
17676 (vec_initv8hi): Likewise.
17677 (vec_initv16qi): Likewise.
17678 (vec_init<mode>): New.
17680 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17682 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17684 2008-05-21 Tom Tromey <tromey@redhat.com>
17686 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17687 (zone_find_object_offset): Likewise.
17688 (gt_ggc_m_S): Likewise.
17689 (highest_bit): Likewise.
17690 * ggc-page.c (gt_ggc_m_S): New function.
17691 * stringpool.c (string_stack): Remove.
17692 (init_stringpool): Update.
17693 (ggc_alloc_string): Use ggc_alloc.
17694 (maybe_delete_ident): New function.
17695 (ggc_purge_stringpool): Likewise.
17696 (gt_ggc_m_S): Remove.
17697 * ggc-common.c (ggc_protect_identifiers): New global.
17698 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17699 ggc_protect_identifiers.
17700 * ggc.h (ggc_protect_identifiers): Declare.
17701 (gt_ggc_m_S): Update.
17702 (ggc_purge_stringpool): Declare.
17703 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17704 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17706 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17708 2008-05-21 David S. Miller <davem@davemloft.net>
17710 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17713 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17715 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17718 2008-05-20 David Daney <ddaney@avtrex.com>
17720 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17721 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17722 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17723 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17724 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17725 (atomic_hiqi_op): New define_code_iterator.
17726 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17727 mips_expand_compare_and_swap_12.
17728 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17729 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17730 (sync_<optab><mode>, sync_old_<optab><mode>,
17731 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17732 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17733 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17734 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17735 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17736 (test_and_set_12): New insn.
17737 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17738 sync_new_<optab><mode>, sync_old_nand<mode>,
17739 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17740 clobber to operand 0 for SI and DI mode insns.
17741 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17742 mips_gen_fn_4): New typedefs.
17743 (mips_gen_fn_ptrs): Define new union type.
17744 (mips_expand_compare_and_swap_12): Remove declaration.
17745 (mips_expand_atomic_qihi): Declare function.
17746 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17747 (mips_expand_atomic_qihi): ... this. Use new generator function
17749 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17750 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17751 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17752 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17753 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17754 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17755 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17756 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17757 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17758 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17761 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17763 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17766 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17768 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17769 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17770 (avr_attribute_table): Add 'OS_main' function attribute.
17771 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17772 functions with 'OS_main' attribute.
17774 2008-05-20 Richard Guenther <rguenther@suse.de>
17776 PR tree-optimization/35204
17777 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17778 helper, split out from ...
17779 (DFS): ... here. Make the DFS walk non-recursive.
17781 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17782 Jan Sjodin <jan.sjodin@amd.com>
17784 PR tree-optimization/36181
17785 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17786 (parallelize_loops): Don't parallelize when the loop has vector
17789 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17790 Sebastian Pop <sebastian.pop@amd.com>
17792 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17793 matrix, and never look at the tree representation of the memory
17795 (linear_transform_loops): Computes parameters and access matrices.
17796 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17798 (access_matrix_get_index_for_parameter): New.
17799 * tree-data-ref.h (struct access_matrix): New.
17800 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17801 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17802 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17803 am_vector_index_for_loop): New.
17804 (struct data_reference): Add field access_matrix.
17805 (DR_ACCESS_MATRIX): New.
17806 (compute_data_dependences_for_loop): Update declaration.
17807 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17808 * lambda.h (lambda_vector_vec_p): Declared.
17809 * lambda-code.c: Depend on pointer-set.h.
17810 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17811 av_for_af_base, av_for_af, build_access_matrix,
17812 lambda_compute_access_matrices): New.
17813 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17815 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17817 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17818 $SOURCEDIR/include.
17820 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17821 Sebastian Pop <sebastian.pop@amd.com>
17823 PR tree-optimization/36206
17824 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17826 (instantiate_scev_1): Rename flags to fold_conversions.
17827 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17828 outeside instantiation_loop.
17829 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17830 (evolution_function_is_affine_or_constant_p): Removed.
17831 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17833 (analyze_siv_subscript): Pass in the loop nest number.
17834 Call evolution_function_is_affine_in_loop instead of
17835 evolution_function_is_affine_p.
17836 (analyze_overlapping_iterations): Pass in the loop nest number.
17838 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17839 Sebastian Pop <sebastian.pop@amd.com>
17841 PR tree-optimization/36206
17842 * tree-chrec.h (chrec_fold_op): New.
17843 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17846 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17848 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17850 (remove_duplicates): Do not set inode on non-inode systems.
17853 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17855 * config.gcc (tm_file): Update comments about relative pathnames.
17857 2008-05-20 Richard Guenther <rguenther@suse.de>
17859 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17860 * tree-ssa-sccvn.c (process_scc): Likewise.
17861 * tree-ssa-sink.c (execute_sink_code): Likewise.
17862 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17863 * tree-vrp.c (process_assert_insertions): Likewise.
17864 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17865 (perform_tree_ssa_dce): Likewise.
17866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17867 (dump_dominator_optimization_stats): Likewise.
17868 * tree-vectorizer.c (vectorize_loops): Likewise.
17870 2008-05-20 Richard Guenther <rguenther@suse.de>
17872 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17874 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17876 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17877 (ix86_i386elf_return_in_memory): Likewise.
17878 (ix86_i386interix_return_in_memory): Likewise.
17879 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17880 (SUBTARGET_RETURN_IN_MEMORY): New.
17881 * config/i386/i386elf.h: Likewise.
17882 * config/i386/ptx4-i.h: Likewise.
17883 * config/i386/sol2-10.h: Likewise.
17884 * config/i386/sysv4.h: Likewise.
17885 * config/i386/vx-common.h: Likewise.
17886 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17887 * config/i386/i386.c (ix86_return_in_memory): Made static and
17888 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17889 (ix86_i386elf_return_in_memory): Removed.
17890 (ix86_i386interix_return_in_memory): Removed.
17891 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17892 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17894 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17896 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17898 2008-05-19 Xinliang David Li <davidxl@google.com>
17900 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17902 * common.opt: Ditto.
17903 * doc/invoke.texi: Ditto.
17905 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17907 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17908 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17910 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17912 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17913 sizes of operand array from 8/4 to 4/2.
17914 (ix86_expand_vector_init_general): Change size of operand array
17915 from 32 to 16. Remove op0, op1 and half_mode.
17917 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17919 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17920 (ix86_expand_vector_init_interleave): Likewise.
17921 (ix86_expand_vector_init_general): Use them. Assert
17922 word_mode == SImode when n_words == 4.
17924 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17926 * config/i386/i386.c (ix86_secondary_reload): New static function.
17927 (TARGET_SECONDARY_RELOAD): New define.
17928 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17929 * config/i386/i386.md (reload_outqi): Remove.
17931 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17933 PR middle-end/35509
17934 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17935 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17936 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17937 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17938 (fold_builtin_1): Likewise.
17939 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17940 c-common.c (check_builtin_function_arguments): Handle
17941 BUILT_IN_ISINF_SIGN.
17942 * doc/extend.texi: Document __builtin_isinf_sign.
17943 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17945 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17947 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17948 EH cleanup at the end of the pass, search for those that have been
17949 turned into forwarder blocks and do the cleanup on their successor.
17951 2008-05-18 Richard Guenther <rguenther@suse.de>
17953 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17954 pointers to sizetype and vice versa.
17956 2008-05-18 Xinliang David Li <davidxl@google.com>
17958 * gcc/tree-ssa-dce.c: Coding style fix.
17959 (check_pow): Documentation comment.
17960 (check_log): Documenation comment. Coding style fix.
17961 (is_unnecessary_except_errno_call): Ditto.
17962 (gen_conditions_for_pow): Ditto.
17963 (gen_conditions_for_log): Ditto.
17964 (gen_shrink_wrap_conditions): Ditto.
17965 (shrink_wrap_one_built_in_calls): Ditto.
17966 * gcc/doc/invoke.texi: Better documentation string.
17967 * ChangeLog: Fix wrong change log entries from
17968 May 17 checkin on function call DCE.
17970 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17972 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17974 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17976 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17977 * df-problems.c (simulation routines): Fixed block comment to
17978 properly say how to add forwards scanning functions.
17980 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17982 * tree-inline.c (setup_one_parameter): Remove dead code.
17984 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17986 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17987 a BIT_AND_EXPR only for an INTEGER_TYPE.
17989 2008-05-17 Xinliang David Li <davidxl@google.com>
17991 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17992 (check_pow, check_log, is_unnecessary_except_errno_call): New
17993 functions to check for eliminating math functions that are pure
17994 except for setting errno.
17995 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17996 general condition expressions for shrink-wrapping pow/log calls.
17997 (gen_shrink_wrap_conditions): Ditto.
17998 (shrink_wrap_one_built_in_call): Ditto.
17999 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18000 (mark_operand_necessary): If debugging, output if OP is necessary.
18001 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18003 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18005 * gcc/common.opt: New user flag -ftree-builtin-dce.
18006 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18008 2008-05-16 David S. Miller <davem@davemloft.net>
18010 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18011 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18013 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18016 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18018 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18020 * ifcvt.c (dead_or_predicable): Rename
18021 df_simulate_one_insn_backwards to df_simulate_one_insn.
18022 * recog.c (peephole2_optimize): Ditto.
18023 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18025 * df.h: Rename df_simulate_one_insn_backwards to
18026 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18027 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18028 scanning of defs and uses.
18029 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18030 (df_simulate_one_insn_forwards): Removed.
18032 2008-05-16 Doug Kwan <dougkwan@google.com>
18034 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18036 (real_from_string): Handle NaNs and Inf as approriate.
18038 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18040 * doc/gty.texi (Source Files Containing Type Information): Note
18041 that headers should appear first in the gtfiles list.
18043 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18045 * tree.def (COND_EXEC): Properly documented this code.
18047 2008-05-16 Diego Novillo <dnovillo@google.com>
18049 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18050 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18053 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18055 * tree-ssa-dse (max_stmt_uid): Removed.
18056 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18057 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18058 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18059 * function.h (cfun.last_stmt_uid): New field.
18060 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18061 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18063 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18064 (create_stmt_ann): Initialize the ann->uid field.
18065 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18067 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18069 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18071 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18072 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18073 (init_empty_tree_cfg): Call it.
18075 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18077 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18080 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18082 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18083 * tree-dump.c (dump_options): New verbose option.
18084 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18086 * tree-pass.h (TDF_VERBOSE): New dump flag.
18087 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18088 (tree-flow.h): Added include.
18089 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18091 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18093 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18095 From Jie Zhang <jie.zhang@analog.com>
18096 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18097 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18098 mcpu=bf561-none and mcpu=bf561-0.2.
18099 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18100 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18101 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18102 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18103 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18104 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18105 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18107 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18108 (cputype_selected): Remove.
18109 (bfin_handle_option): Don't use cputype_selected.
18110 (override_options): When no mcpu option, enable all workarounds.
18111 Don't use bfin_workarounds.
18112 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18114 (DEFAULT_CPU_TYPE): Don't define.
18116 2008-05-16 Richard Guenther <rguenther@suse.de>
18118 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18119 on deletion of the last stmt.
18121 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18123 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18124 V8HImode for SSE2 and V16QImode for SSE4.1.
18126 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18128 * cgraph.h (compute_inline_parameters): Made public.
18129 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18130 variable_generate_summary, function_write_summary,
18131 variable_write_summary, variable_read_summary. Added generate_summary,
18132 write_summary, read_summary.
18133 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18134 pass_ipa_inline.function_generate_summary, to
18135 compute_inline_parameters.
18136 * ipa-inline.c (compute_inline_parameters): Made public and added
18138 (compute_inline_parameters_for_current): New function.
18139 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18140 (inline_generate_summary): Removed parameter and made to loop over
18142 (pass_ipa_inline): Updated for new IPA_PASS structure.
18143 * passes.c (execute_ipa_summary_passes): Now is called once per
18144 pass rather than once per node*pass.
18146 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18148 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18149 avr_have_mul_p, avr_asm_only_p): Remove variables.
18150 (avr_override_options): Remove initialization of removed variables.
18151 (avr_file_start): Convert removed variables to fields of
18152 'struct base_arch_s *avr_current_arch'.
18153 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18154 (AVR_HAVE_MUL): (Ditto.).
18155 (AVR_HAVE_MOVW): (Ditto.).
18156 (AVR_HAVE_LPMX): (Ditto.).
18157 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18158 avr_asm_only_p): Remove declaration.
18160 2008-05-15 Diego Novillo <dnovillo@google.com>
18162 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18163 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18165 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18167 PR middle-end/36194
18168 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18169 Don't call record_truncated_value from here.
18170 (record_truncated_value): Turn it into a for_each_rtx callback.
18171 (record_truncated_values): New function.
18172 (combine_instructions): Call note_uses with record_truncated_values.
18173 Change name of check_conversion to check_promoted_subreg.
18175 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18177 * doc/sourcebuild.texi: Document support for torture tests.
18179 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18181 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18182 to alternative 4 of operand 2.
18184 2008-05-15 Richard Guenther <rguenther@suse.de>
18186 * tree-pass.h (current_pass): Declare.
18187 (get_pass_for_id): Likewise.
18188 * passes.c (passes_by_id, passes_by_id_size): New globals.
18189 (set_pass_for_id): New function.
18190 (get_pass_for_id): Likewise.
18191 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18192 (execute_function_todo): Flush per function statistics.
18193 * toplev.c (compile_file): Init statistics.
18194 (general_init): Do early statistics initialization.
18195 (finalize): Finish statistics.
18196 * statistics.h (statistics_early_init): Declare.
18197 (statistics_init): Likewise.
18198 (statistics_fini): Likewise.
18199 (statistics_fini_pass): Likewise.
18200 (statistics_counter_event): Likewise.
18201 (statistics_histogram_event): Likewise.
18202 * statistics.c: New file.
18203 * Makefile.in (OBJS-common): Add statistics.o.
18204 (statistics.o): Add dependencies.
18205 * doc/invoke.texi (-fdump-statistics): Document.
18207 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18208 (insert): Likewise.
18209 (execute_pre): Use statistics_counter_event.
18210 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18211 (substitute_and_fold): Increment it. Use statistics_counter_event.
18213 2008-05-15 Diego Novillo <dnovillo@google.com>
18215 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18217 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18218 * tree-ssa-alias.c (new_type_alias): Remove references to
18219 sub-variables from comment.
18220 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18222 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18224 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18225 attribute to 1 only for insertps alternative.
18227 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18229 * config/bfin/bfin.md (loadbytes): New pattern.
18230 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18231 (bfin_init_builtins): Initialize it.
18232 (bdesc_1arg): Add it.
18234 2008-05-15 Sa Liu <saliu@de.ibm.com>
18236 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18237 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18238 * testsuite/lib/target-supports.exp: Add
18239 check_effective_target_fortran_integer_16.
18241 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18243 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18244 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18245 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18246 (TARGET_RETURN_IN_MEMORY): Define.
18248 2008-05-15 Richard Guenther <rguenther@suse.de>
18250 PR middle-end/36244
18251 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18252 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18253 represent unmodifiable vars.
18255 2008-05-15 Richard Guenther <rguenther@suse.de>
18257 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18258 INDIRECT_REF and TARGET_MEM_REF.
18259 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18262 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18263 H.J. Lu <hongjiu.lu@intel.com>
18265 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18266 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18267 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18268 insn alternatives. Add missing alternatives.
18269 (*vec_concatv2di_rex64_sse4_1): Likewise.
18270 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18271 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18272 Require TARGET_SSE.
18274 2008-05-15 Richard Guenther <rguenther@suse.de>
18276 PR tree-optimization/36009
18277 PR tree-optimization/36204
18278 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18279 (determine_invariantness_stmt): Record the loop a store is
18280 always executed in.
18281 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18284 2008-05-15 Richard Guenther <rguenther@suse.de>
18286 PR tree-optimization/34330
18287 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18288 through the pointer will alias the SMT.
18290 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18292 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18294 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18296 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18298 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18299 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18301 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18302 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18303 (vashl_optab): New optab for vector/vector shifts.
18304 (vashr_optab): Ditto.
18305 (vlshr_optab): Ditto.
18306 (vrotl_optab): Ditto.
18307 (vrotr_optab): Ditto.
18308 (optab_subtype): New enum for optab_for_tree_code call.
18309 (optab_for_tree_code): Add enum optab_subtype argument.
18311 * optabs.c (optab_for_tree_code): Take an additional argument to
18312 distinguish between a vector shift by a scalar and vector shift by
18313 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18314 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18315 vector shift by a vector.
18316 (expand_widen_pattern_expr): Pass additional argument to
18317 optab_for_tree_code.
18319 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18320 vrotl_optab, vrotr_optab.
18322 * expr.c (expand_expr_real_1): Update calls to
18323 optab_for_tree_code to distinguish between vector shifted by a
18324 scalar and vector shifted by a vector.
18325 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18326 (supportable_narrowing_operation): Ditto.
18327 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18328 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18329 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18330 (vect_create_epilog_for_reduction): Ditto.
18331 (vectorizable_reduction): Ditto.
18332 (vectorizable_operation): Ditto.
18333 (vect_strided_store_supported): Ditto.
18334 (vect_strided_load_supported): Ditto.
18335 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18336 * expmed.c (expand_shift): Ditto.
18338 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18340 (ashr@var{m}3): Ditto.
18341 (vashl@var{m}3): Document new vector/vector shift standard name.
18342 (vashr@var{m}3): Ditto.
18343 (vlshr@var{m}3): Ditto.
18344 (vrotl@var{m}3): Ditto.
18345 (vrotr@var{m}3): Ditto.
18347 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18348 (PPERM_INVERT): Ditto.
18349 (PPERM_REVERSE): Ditto.
18350 (PPERM_REV_INV): Ditto.
18351 (PPERM_ZERO): Ditto.
18352 (PPERM_ONES): Ditto.
18353 (PPERM_SIGN): Ditto.
18354 (PPERM_INV_SIGN): Ditto.
18355 (PPERM_SRC1): Ditto.
18356 (PPERM_SRC2): Ditto.
18358 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18359 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18360 allows a memory operand to be the value being added, and split it
18361 to improve vectorization.
18362 (sse5_pmacsdqh_mem): Ditto.
18363 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18364 (sse5_mulv2div2di3_high): Ditto.
18365 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18366 (vec_pack_trunc_v4si): Ditto.
18367 (vec_pack_trunc_v2di): Ditto.
18368 (sse5_pcmov_<mode>): Remove code that tried to use use
18369 andps/andnps instead of pcmov.
18370 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18371 pmacsdqh instructions.
18372 (vec_widen_smult_lo_v4si): Ditto.
18374 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18375 (PPERM_INVERT): Ditto.
18376 (PPERM_REVERSE): Ditto.
18377 (PPERM_REV_INV): Ditto.
18378 (PPERM_ZERO): Ditto.
18379 (PPERM_ONES): Ditto.
18380 (PPERM_SIGN): Ditto.
18381 (PPERM_INV_SIGN): Ditto.
18382 (PPERM_SRC1): Ditto.
18383 (PPERM_SRC2): Ditto.
18384 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18386 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18388 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18389 says ignore whether the last reference is a memory operand.
18391 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18392 Paolo Bonzini <bonzini at gnu dot org>
18394 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18397 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18398 (vlshr<mode>3): Rename from vlshr<mode>3.
18399 (vashr<mode>3): Rename from vashr<mode>3.
18400 (mulv4sf3): Change the names of vector shift patterns.
18404 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18407 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18432 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18433 (floatunssidf2_internal): Change vector/vector shift names.
18434 (floatunsdidf2_internal): Ditto.
18441 (vashl<mode>3): Rename from ashl<mode>3.
18442 (vashr<mode>3): Rename from ashr<mode>3.
18443 (vlshr<mode>3): Rename from lshr<mode>3.
18444 (vrotl<mode>3): Rename from rotl<mode>3.
18446 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18449 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18450 multiply gives the wrong value when doing widening multiplies.
18451 (vec_widen_smult_lo_v4si): Ditto.
18453 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18455 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18456 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18457 emit_library_call_value.
18458 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18459 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18460 * calls.c (initialize_argument_information, precompute_arguments,
18461 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18462 (precompute_arguments): Removed flags parameter.
18463 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18465 2008-05-14 Richard Guenther <rguenther@suse.de>
18467 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18468 Make sure to register the store if the use is a PHI_NODE.
18470 2008-05-14 Olivier Hainque <hainque@adacore.com>
18472 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18473 memory if the component is to be referenced in BLKmode according
18474 to get_inner_reference.
18476 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18478 * calls.c (emit_library_call_value_1): Restore code clearing
18479 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18481 2008-05-14 Olivier Hainque <hainque@adacore.com>
18482 Nicolas Roche <roche@adacore.com>
18484 * configure.ac: Add support for a "gcc_subdir" variable in
18485 config-lang.in, to denote a subdirectory where the language/GCC
18486 integration files are to be found.
18487 * configure: Regenerate.
18489 2008-05-14 Ira Rosen <irar@il.ibm.com>
18491 PR tree-optimization/36098
18492 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18493 value for the first load in the group in case of a gap.
18494 (vect_build_slp_tree): Check that there are no gaps in loads.
18496 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18498 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18499 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18500 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18501 emit_insn and remove unneeded code to construct extra args.
18502 (emit_no_conflict_block): Removed.
18503 * optabls.h: (emit_no_conflict_block): Removed.
18504 * cse.c (cse_extended_basic_block): Remove search for
18505 REG_NO_CONFLICT note.
18506 * global.c: Removed incorrect comment added in revision 117.
18507 * expr.c (convert_move): Change call to emit_no_conflict_block to
18509 * recog.c: Change comments so that they do not mention
18511 * local_alloc.c (combine_regs): Removed last parameter.
18512 (no_conflict_p): Removed.
18513 (block_alloc): Removed note, no_conflict_combined_regno and set
18514 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18515 (combine_regs): Removed already_dead and code to look for
18516 REG_NO_CONFLICT notes.
18517 * lower_subreg (remove_retval_note): Removed code to look for
18518 REG_NO_CONFLICT block.
18519 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18520 (resolve_clobber): Remove code to process libcalls that have
18521 REG_NO_CONFLICT notes.
18522 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18524 * combine.c (can_combine_p, distribute_notes): Removed
18525 REG_NO_CONFLICT case.
18526 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18528 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18529 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18531 * reg-notes.def (NO_CONFLICT): Removed.
18533 2008-05-14 David S. Miller <davem@davemloft.net>
18535 * config/sparc/sparc.c (sparc_profile_hook): If
18536 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18537 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18538 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18540 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18542 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18544 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18547 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18548 and op1 expansion before vector concat to have less live pseudos.
18550 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18552 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18553 ix86_expand_vector_set if supported.
18555 2008-05-13 Diego Novillo <dnovillo@google.com>
18556 Kenneth Zadeck <zadeck@naturalbridge.com>
18558 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18560 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18561 phinodes_print_statistics, init_ssanames, fini_ssanames,
18562 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18563 release_ssa_name, release_defs, replace_ssa_name_symbol,
18564 ssanames_print_statistics): Move ...
18565 * tree-flow.h: ... here.
18566 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18567 Use FN instead of cfun.
18568 (make_ssa_name_fn): Rename from make_ssa_name.
18569 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18570 * tree-flow-inline.h (make_ssa_name): Move from
18571 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18572 * omp-low.c (expand_omp_parallel):
18573 * tree-flow-inline.h (redirect_edge_var_map_result):
18574 * tree-ssa.c (init_tree_ssa): Add argument FN.
18575 Use it instead of cfun. Update all users.
18577 2008-05-13 Tom Tromey <tromey@redhat.com>
18579 PR preprocessor/22168:
18580 * doc/cpp.texi (Top): Update menu.
18581 (Alternatives to Wrapper #ifndef): New node.
18582 (Other Directives): Document deprecation.
18583 (Obsolete Features): Remove menu.
18584 (Assertions): Merge node into Obsolete Features.
18585 (Obsolete once-only headers): Move earlier; rename to Alternatives
18586 to Wrapper #ifndef.
18587 * doc/cppopts.texi: Update.
18588 * c.opt (Wdeprecated): Enable for C and ObjC.
18589 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18590 (C++ Dialect Options): Move -Wno-deprecated from here to...
18591 (Warning Options): ... here.
18593 2008-05-13 Richard Guenther <rguenther@suse.de>
18595 PR middle-end/36227
18596 * fold-const.c (fold_sign_changed_comparison): Do not allow
18597 changes in pointer-ness.
18599 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18602 * config/sh/sh.c (sh_expand_prologue): Don't clear
18603 RTX_FRAME_RELATED_P for push insns.
18605 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18607 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18609 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18611 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18612 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18613 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18615 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18618 (*vec_concatv4sf_sse): This.
18619 (*sse2_concatv2si): Renamed to ...
18620 (*vec_concatv2si_sse2): This.
18621 (*sse1_concatv2si): Renamed to ...
18622 (*vec_concatv2si_sse): This.
18623 (*vec_concatv2di_rex): Renamed to ...
18624 (*vec_concatv2di_rex64): This.
18625 (*vec_concatv2si_sse4_1): New.
18626 (*vec_concatv2di_rex64_sse4_1): Likewise.
18628 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18630 PR rtl-optimization/36111
18631 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18632 that was created for swappable operands.
18634 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18637 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18638 * configure.ac: Add call to ACX_PROG_GNAT.
18640 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18642 * optc-gen.awk: Fix comment typo.
18644 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18646 * pretty-print.c (pp_integer_with_precision): Use
18647 HOST_LONG_LONG_FORMAT.
18649 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18651 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18653 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18655 * config/i386/i386.c (bdesc_ptest): Removed.
18656 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18657 (bdesc_args): Add __builtin_ia32_ptestz128,
18658 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18659 (ix86_init_mmx_sse_builtins): Updated.
18660 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18661 (ix86_expand_builtin): Updated.
18663 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18665 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18666 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18668 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18670 * value-prof.c (interesting_stringop_to_profile): Do not
18671 return early for BUILT_IN_MEMPCPY.
18673 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18675 * calls.c (expand_call): Don't use callgraph to increase
18676 preferred_stack_boundary.
18678 * cgraph.h (cgraph_rtl_info): Use unsigned on
18679 preferred_incoming_stack_boundary.
18681 * final.c (rest_of_clean_state): Use unsigned on
18682 preferred_stack_boundary.
18684 2008-05-09 Tom Tromey <tromey@redhat.com>
18686 PR preprocessor/22231:
18687 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18690 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18692 PR tree-optimization/36129
18693 * tree-ssa-ccp.c: Include value-prof.h.
18694 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18695 built-in function was folded to a constant.
18696 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18698 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18699 Sebastian Pop <sebastian.pop@amd.com>
18701 * tree-scalar-evolution.c: Document instantiate_scev.
18702 (instantiate_parameters_1): Renamed instantiate_scev_1.
18703 Don't use the same loop for instantiation_loop and evolution_loop.
18704 (instantiate_scev): New.
18705 (instantiate_parameters): Moved...
18706 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18707 same loop twice. Maintains the semantics for this function.
18708 * tree-scalar-evolution.h (instantiate_scev): Declare.
18709 (instantiate_parameters): ...here. Now static inline.
18710 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18711 instead of resolve_mixers.
18713 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18715 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18717 2008-05-09 Tomas Bily <tbily@suse.cz>
18719 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18720 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18721 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18722 * c-common.c (c_common_truthvalue_conversion): Likewise.
18723 * tree-object-size.c (compute_object_offset): Likewise.
18724 * tree-inline.c (estimate_num_insns_1): Likewise.
18725 * varasm.c (const_hash_1, compare_constant, copy_constant)
18726 (compute_reloc_for_constant, output_addressed_constants)
18727 (initializer_constant_valid_p): Likewise.
18728 * c-omp.c (check_omp_for_incr_expr): Likewise.
18729 * gimplify.c (gimplify_expr): Likewise.
18730 * c-typeck.c (c_finish_return): Likewise.
18731 * tree-vectorizer.c (supportable_widening_operation)
18732 (supportable_narrowing_operation): Likewise.
18733 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18734 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18735 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18736 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18737 (descr_info_loc): Likewise.
18738 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18739 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18740 (fold_unary): Likewise.
18741 * builtins.c (get_pointer_alignment): Likewise.
18742 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18743 (instantiate_parameters_1): Likewise.
18744 * tree.c (expr_align, stabilize_reference): Likewise.
18745 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18746 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18747 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18748 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18749 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18750 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18752 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18753 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18754 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18755 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18756 (forward_propagate_comparison)
18757 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18758 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18759 * emit-rtl.c (component_ref_for_mem_expr)
18760 (set_mem_attributes_minus_bitpos): Likewise.
18761 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18762 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18764 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18765 (build_function_call, pointer_diff, build_compound_expr)
18766 (c_finish_return): Likewise.
18767 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18768 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18770 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18771 * expr.c (is_aligning_offset): Likewise.
18772 * tree-ssa-alias.c (is_escape_site): Likewise.
18773 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18774 (check_all_va_list_escapes): Likewise.
18775 * tree-ssa-loop-ivopts.c (determine_base_object)
18776 (determine_common_wider_type): Likewise.
18777 * dojump.c (do_jump): Likewise.
18778 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18779 * tree-gimple.c (is_gimple_cast): Likewise.
18780 * fold-const.c (decode_field_reference, )
18781 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18782 (fold_binary): Likewise.
18783 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18784 (already_warned_in_frontend_p): Likewise.
18785 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18786 * tree.c (really_constant_p, get_unwidened): Likewise.
18787 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18788 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18789 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18791 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18793 (CONVERT_EXPR_P): Define.
18794 (CASE_CONVERT): Define.
18796 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18798 PR middle-end/36117
18799 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18800 (delete_unmarked_insns): When deleting a call, call
18801 delete_unreachable_blocks.
18802 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18803 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18805 2008-05-08 Richard Guenther <rguenther@suse.de>
18807 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18808 (-ftree-salias): Likewise.
18809 (salias-max-implicit-fields): Remove param documentation.
18810 (salias-max-array-elements): Likewise.
18811 * tree-pass.h (pass_create_structure_vars): Remove.
18812 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18813 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18814 * tree-ssa-alias.c (create_structure_vars): Remove.
18815 (gate_structure_vars): Likewise.
18816 (pass_create_structure_vars): Likewise.
18817 (gate_build_alias): Likewise.
18818 (pass_build_alias): Adjust to run always and dump the function.
18819 * common.opt (ftree-salias): Hide.
18820 * passes.c (init_optimization_passes): Remove
18821 pass_create_structure_vars, adjust comment.
18822 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18823 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18824 * opts.c (decode_options): Do not set flag_tree_salias.
18825 (common_handle_option): Add OPT_ftree_salias to the backward
18826 compatibility section.
18828 2008-05-08 Richard Guenther <rguenther@suse.de>
18830 * tree-flow-inline.h (var_can_have_subvars): Move ...
18831 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18832 * tree-flow.h (var_can_have_subvars): Remove.
18833 (push_fields_onto_fieldstack): Remove.
18834 (sort_fieldstack): Likewise.
18835 (struct fieldoff): Move ...
18836 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18837 alias_set and base_for_components fields.
18838 (sort_fieldstack): Make static.
18839 (push_fields_onto_fieldstack): Likewise. Remove code that
18840 handles anything but RECORD_TYPEs. Remove alias_set and
18841 base_for_components handling.
18842 (create_variable_info_for): Adjust.
18844 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18846 * common.opt (Wframe-larger-than=): Shorten the help message
18848 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18850 2008-05-08 Rafael Espíndola <espindola@google.com>
18852 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18854 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18855 trap and that both operands are gimple values.
18856 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18857 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18860 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18862 * read-rtl.c (join_c_conditions): Return the first string if the
18863 two strings are equal.
18865 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18867 * gensupport.h (pred_data): Add a "num_codes" field.
18868 (add_predicate_code): Declare.
18869 * gensupport.c (add_predicate_code): New function.
18870 (std_pred_table): Add an "allows_const_p" field.
18871 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18872 Remove the (incomplete) list of such codes from the codes field.
18873 (init_predicate_table): Use add_predicate_code. Add all
18874 RTX_CONST_OBJs if allows_const_p is true.
18875 * genrecog.c (process_define_predicate): Use add_predicate_code.
18877 2008-05-08 David Daney <ddaney@avtrex.com>
18878 Richard Sandiford <rsandifo@nildram.co.uk>
18880 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18881 special case of constant zero operands.
18882 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18883 old and new values. Special case constant zero values.
18884 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18886 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18887 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18889 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18892 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18893 similar RTX_CONST_OBJ before CONST_INT.
18895 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18897 * stmt.c (expand_stack_restore): Change sa mode if needed.
18899 2008-05-08 Richard Guenther <rguenther@suse.de>
18901 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18902 return type to bool.
18903 (ix86_sol10_return_in_memory): Likewise.
18904 (ix86_i386elf_return_in_memory): Likewise.
18905 (ix86_i386interix_return_in_memory): Likewise.
18906 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18907 (ix86_sol10_return_in_memory): Likewise.
18908 (ix86_i386elf_return_in_memory): Likewise.
18909 (ix86_i386interix_return_in_memory): Likewise.
18911 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18914 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18916 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18917 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18920 2008-05-08 Richard Guenther <rguenther@suse.de>
18922 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18923 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18924 (DR_SUBVARS): Remove.
18925 * tree-dfa.c (dump_subvars_for): Remove.
18926 (debug_subvars_for): Likewise.
18927 (dump_variable): Do not dump subvars.
18928 (remove_referenced_var): Do not remove subvars.
18929 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18930 (lookup_subvars_for_var): Remove.
18931 (get_subvars_for_var): Likewise.
18932 (get_subvars_at): Likewise.
18933 (get_first_overlapping_subvar): Likewise.
18934 (overlap_subvar): Likewise.
18935 * tree-flow.h (subvar_t): Remove.
18936 (struct var_ann_d): Remove subvars field.
18937 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18938 argument. Remove special handling of SFTs.
18939 (compute_tag_properties): Likewise.
18940 (set_initial_properties): Likewise.
18941 (compute_call_clobbered): Likewise.
18942 (count_mem_refs): Likewise.
18943 (compute_memory_partitions): Likewise.
18944 (compute_flow_insensitive_aliasing): Likewise.
18945 (setup_pointers_and_addressables): Likewise.
18946 (new_type_alias): Likewise.
18947 (struct used_part): Remove.
18948 (used_portions): Likewise.
18949 (struct used_part_map): Likewise.
18950 (used_part_map_eq): Likewise.
18951 (used_part_map_hash): Likewise.
18952 (free_used_part_map): Likewise.
18953 (up_lookup): Likewise.
18954 (up_insert): Likewise.
18955 (get_or_create_used_part_for): Likewise.
18956 (create_sft): Likewise.
18957 (create_overlap_variables_for): Likewise.
18958 (find_used_portions): Likewise.
18959 (create_structure_vars): Likewise.
18960 * tree.def (STRUCT_FIELD_TAG): Remove.
18961 * tree.h (MTAG_P): Adjust.
18962 (struct tree_memory_tag): Remove base_for_components and
18963 unpartitionable flags.
18964 (struct tree_struct_field_tag): Remove.
18965 (SFT_PARENT_VAR): Likewise.
18966 (SFT_OFFSET): Likewise.
18967 (SFT_SIZE): Likewise.
18968 (SFT_NONADDRESSABLE_P): Likewise.
18969 (SFT_ALIAS_SET): Likewise.
18970 (SFT_UNPARTITIONABLE_P): Likewise.
18971 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18972 (union tree_node): Remove sft field.
18973 * alias.c (get_alias_set): Remove special handling of SFTs.
18974 * print-tree.c (print_node): Remove handling of SFTs.
18975 * tree-dump.c (dequeue_and_dump): Likewise.
18976 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18977 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18978 * tree-predcom.c (set_alias_info): Do not set subvars.
18979 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18980 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18981 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18982 (add_vars_for_offset): Remove.
18983 (add_virtual_operand): Remove special handling of SFTs.
18984 (add_call_clobber_ops): Likewise.
18985 (add_call_read_ops): Likewise.
18986 (get_asm_expr_operands): Likewise.
18987 (get_modify_stmt_operands): Likewise.
18988 (get_expr_operands): Likewise.
18989 (add_to_addressable_set): Likewise.
18990 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18991 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18992 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18993 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18994 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18995 (tree_node_structure): Likewise.
18996 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18998 (find_what_p_points_to): Likewise.
19000 2008-05-08 Sa Liu <saliu@de.ibm.com>
19002 * config/spu/spu.md: Fixed subti3 pattern.
19004 2008-05-08 Richard Guenther <rguenther@suse.de>
19006 PR middle-end/36154
19007 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19008 sure to create a representative for trailing arrays for PTA.
19010 2008-05-08 Richard Guenther <rguenther@suse.de>
19012 PR middle-end/36172
19013 * fold-const.c (operand_equal_p): Two objects which types
19014 differ in pointerness are not equal.
19016 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19018 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19019 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19020 (emit_library_call_value_1): Add new variable fndecl initialized by
19021 NULL_TREE. It should be the decl type of orgfun, but this information
19022 seems not to be available here, so it uses the default calling abi.
19023 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19024 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19025 by TARGET_RETURN_IN_MEMORY.
19026 * config/i386/i386-interix.h: Likewise.
19027 * config/i386/i386.h: Likewise.
19028 * config/i386/i386elf.h: Likewise.
19029 * config/i386/ptx4-i.h: Likewise.
19030 * config/i386/sol2-10.h: Likewise.
19031 * config/i386/sysv4.h: Likewise.
19032 * config/i386/vx-common.h: Likewise.
19033 * config/cris/cris.h: Removed #if 0 clause.
19034 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19035 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19037 (ix86_sol10_return_in_memory): Likewise.
19038 (ix86_i386elf_return_in_memory): New.
19039 (ix86_i386interix_return_in_memory): New.
19040 * config/mt/mt-protos.h (mt_return_in_memory): New.
19041 * config/mt/mt.c: Likewise.
19042 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19043 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19044 * config/bfin/bfin.h: Likewise.
19045 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19047 * config/bfin/bfin.c: Likewise.
19048 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19049 * config/alpha/unicosmk.h: Likewise.
19050 * config/i386/cygming.h: Likewise.
19051 * config/iq2000/iq2000.h: Likewise.
19052 * config/mips/mips.h: Likewise.
19053 * config/mn10300/mn10300.h: Likewise.
19054 * config/rs6000/rs6000.h: Likewise.
19055 * config/score/score.h: Likewise.
19056 * config/spu/spu.h: Likewise.
19057 * config/v850/v850.h: Likewise.
19058 * defaults.h: Likewise.
19059 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19060 * expr.c (emit_block_move): Adjust use of
19061 OUTGOING_REG_PARM_STACK_SPACE.
19062 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19063 OUTGOING_REG_PARM_STACK_SPACE.
19064 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19066 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19068 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19069 on OMP_RETURN for OMP_FOR.
19072 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19073 (fortran_common): New function.
19074 (gen_variable_die): Call fortran_common instead of common_check,
19075 adjust for it returning tree instead of rtx. Formatting.
19077 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19081 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19082 * c-decl.c (merge_decls): Ditto.
19083 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19084 to RTL_CONST_OR_PURE_CALL_P.
19085 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19086 Initialized DECL_LOOPING_CONST_PURE.
19087 (process_call_operands): Set tree_side_effects properly.
19088 * tree.h (TREE_READONLY_DECL_P): Removed.
19089 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19090 (DECL_LOOPING_OR_CONST_P): New macro.
19091 (struct tree_function_decl): Added looping_const_or_pure_p.
19092 (ECF_*) Renumbered.
19093 (ECF_LOOPING_OR_CONST_P): New macro.
19094 * rtlanal.c (pure_const_p): Removed.
19095 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19096 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19097 to RTL_CONST_CALL_P.
19098 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19099 (check_decl, check_tree, check_call, scan_function): Initialize
19101 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19102 (static_execute): Set looping true for recursive functions.
19103 Undo setting state to IPA_NEITHER for recursive functions.
19104 * cse.c (cse_insn):
19105 * ifcvt.c (noce_can_store_speculate_p): Changed
19106 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19107 RTL_CONST_OR_PURE_CALL_P.
19108 * dse.c (scan_insn): Ditto.
19109 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19110 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19111 RTL_CONST_OR_PURE_CALL_P.
19112 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19113 pure_call_p to RTL_CONST_CALL_P.
19114 * gimplify.c (gimplify_call_expr): Clear side effects for
19115 non-looping pure and constant calls.
19116 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19117 (flags_from_decl_or_type): Set ecf flags from decl flags.
19118 (initialize_argument_information): Turn off
19119 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19120 Change const to pure if callee_copies is true rather than just
19122 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19123 way of marking pure calls.
19124 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19125 Remove hack that was supposed to fix pr7335 and remove old
19126 way of marking pure calls.
19127 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19128 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19129 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19130 RTL_CONST_OR_PURE_CALL_P.
19131 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19132 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19133 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19134 * sched-deps.c (schedule_analyze): Ditto.
19135 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19136 return_val field of calls to represent pure and const function info.
19137 (CONST_OR_PURE_CALL_P): Deleted macro.
19138 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19139 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19140 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19142 * tree-optimize.c (execute_fixup_cfg): Added test for
19143 ECF_LOOPING_CONST_OR_PURE.
19144 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19146 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19147 effects for looping pure or const calls.
19148 (verify_gimple_expr): Added verification code.
19149 * config/alpha/alpha.c (alpha_legitimize_address,
19150 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19152 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19153 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19154 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19155 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19156 RTL_CONST_OR_PURE_CALL_P.
19157 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19158 and const calls to be deleted.
19160 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19163 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19164 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19165 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19166 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19167 to handle nonimmediate operands.
19168 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19169 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19170 to handle nonimmediate operands.
19171 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19172 (mmx_pmulhrwv4hi3): New expander. Use
19173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19174 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19175 (sse2_umulv1siv1di3): New expander. Use
19176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19177 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19178 (mmx_eq<mode>3): New expander. Use
19179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19180 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19181 (mmx_uavgv8qi3): New expander. Use
19182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19183 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19184 (mmx_uavgv4hi3): New expander. Use
19185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19187 * config/i386/sse.md
19188 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19189 to handle nonimmediate operands.
19190 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19191 to handle nonimmediate operands.
19192 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19193 to handle nonimmediate operands.
19194 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19195 to handle nonimmediate operands.
19196 (sse2_unpckhpd_exp): New expander. Use
19197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19198 (sse2_unpcklpd_exp): New expander. Use
19199 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19200 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19201 to handle nonimmediate operands.
19202 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19203 to handle nonimmediate operands.
19204 (*sse2_<plusminus_insn><mode>3): Rename from
19205 sse2_<plusminus_insn><mode>3 insn pattern.
19206 (sse2_<plusminus_insn><mode>3): New expander. Use
19207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19208 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19209 (sse2_umulv2siv2di3): New expander. Use
19210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19211 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19212 (sse4_1_mulv2siv2di3): New expander. Use
19213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19214 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19215 (sse2_pmaddwd): New expander. Use
19216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19217 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19218 (sse2_eq<mode>3): New expander. Use
19219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19220 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19221 (sse4_1_eqv2di3): New expander. Use
19222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19223 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19224 (sse2_uavgv16qi3): New expander. Use
19225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19226 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19227 (sse2_uavgv16qi3): New expander. Use
19228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19229 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19230 (sse2_uavgv8hi3): New expander. Use
19231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19232 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19233 (ssse3_pmulhrswv8hi3): New expander. Use
19234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19235 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19236 (ssse3_pmulhrswv4hi3): New expander. Use
19237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19239 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19240 (<sse>_vmmul<mode>3): Ditto.
19241 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19243 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19244 (ssse3_pmaddubsw): Ditto.
19246 * config/i386/i386.c (struct_builtin_description)
19247 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19248 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19249 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19250 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19251 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19252 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19253 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19254 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19255 (ix86_fixup_binary_operands): Assert that src1
19256 and src2 must have the same mode when swapped.
19257 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19258 and ix86_binary_operator_ok. Do not force operands in registers
19261 2008-05-07 Jan Hubicka <jh@suse.cz>
19263 * cgraph.c (dump_cgraph_node): Update.
19264 * cgraph.h (cgraph_local_info): Break out inline summary.
19265 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19267 * ipa-inline (inline_summary): New accestor function.
19268 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19269 cgraph_decide_inlining, compute_inline_parameters): Update.
19270 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19272 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19274 Cleanup ColdFire scheduling support and add V4 pipeline model.
19276 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19277 (define_attr cpu): Add cfv4 value.
19278 (define_attr type, define_attr type1): Merge into a single 'type'
19279 attribute. Update all uses.
19280 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19281 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19283 (define_attr opx_mem, define_attr opy_mem): Remove.
19284 (define_attr op_mem): Clean up, update comment.
19285 (define_attr size): Use specific values instead of general int.
19286 (define_attr guess, define_attr split): Remove. Update all uses.
19287 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19288 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19289 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19290 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19291 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19292 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19293 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19294 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19295 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19296 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19297 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19298 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19299 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19300 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19301 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19302 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19303 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19304 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19305 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19306 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19307 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19308 Update or set attributes.
19309 (stack_tie): New fake instruction.
19311 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19312 (m68k_sched_attr_size): Update declaration.
19313 (m68k_sched_attr_type2): Remove.
19314 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19315 Declare new bypass predicates.
19317 * config/m68k/m68k.c (m68k_sched_issue_rate,
19318 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19320 (TARGET_SCHED_ISSUE_RATE,
19321 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19322 (override_options): Handle scheduling for ColdFire V4 core.
19323 (m68k_expand_prologue): Emit stack_tie.
19324 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19325 'OP_TYPE_FPN'. Update all uses.
19326 (sched_guess_p): Remove.
19327 (sched_address_type): Handle symbolic addresses.
19328 (sched_get_operand): New static function.
19329 (sched_operand_type): Merge into sched_attr_op_type.
19330 (sched_attr_op_type): Handle FP registers, handle quick constants,
19332 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19333 (m68k_sched_attr_size): Update. Move logic to ...
19334 (sched_get_attr_size_int): New static function.
19335 (sched_get_opxy_mem_type): New static function.
19336 (m68k_sched_attr_op_mem): Update.
19337 (m68k_sched_attr_type2): Remove.
19338 (sched_cfv4_bypass_data): New static variable.
19339 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19340 (m68k_sched_issue_rate): Implement scheduler hook.
19341 (struct _sched_ib: enabled_p): New field.
19342 (m68k_sched_variable_issue): Update. Handle V4.
19343 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19344 sched_dump_class_func_t, sched_dump_split_class,
19345 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19346 sched_dump_dfa_class, m68k_sched_dump): Remove.
19347 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19349 (m68k_sched_init_global): Remove statisctics dumping, introduce
19350 sanity check that all instructions have pipeline reservations. Handle
19352 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19353 Handle ColdFire V4 core.
19354 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19355 New static functions.
19356 (m68k_sched_address_bypass_p): New bypass predicate.
19357 (sched_get_indexed_address_scale): New static function.
19358 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19360 * cf.md: Update comments.
19361 (define_attr type2): Remove. Use 'type' attribute instead.
19363 (cf_ib): Rename to cfv123_ib. Update all uses.
19364 (cf_oep): Rename to cfv123_oep. Update all uses.
19365 (cf_chr): Rename to cfv123_chr. Update all uses.
19366 (cf_mem): Rename to cfv123_mem. Update all uses.
19367 (cf_mac): Move to more appropriate place.
19368 (cfv123_guess): New automaton and cpu_unit.
19369 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19370 Update uses of 'size' attribute. Handle before reload scheduling.
19371 (cfv123_guess): New dummy reservation for unhandled instructions.
19372 (cfv4_*): Pipeline description of ColdFire V4 core.
19373 (ignore): New reservation to handle 'ignore' type.
19375 2008-05-07 Ian Lance Taylor <iant@google.com>
19377 PR middle-end/36013
19378 * gimplify.c (find_single_pointer_decl_1): Don't look through
19380 (find_single_pointer_decl): Adjust comments.
19382 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19384 PR middle-end/36137
19385 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19386 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19388 PR middle-end/36106
19389 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19390 integral type rather than floating point, then VIEW_CONVERT_EXPR
19391 to the floating point type.
19393 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19395 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19396 TFmode op0 to register.
19398 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19400 * c-decl.c (grokdeclarator): Comment typo.
19402 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19404 * tree-flow.h: Remove prototype for computed_goto_p.
19405 * tree-cfg.c (computed_goto_p): Make static.
19407 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19410 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19411 (contains_aligned_value_p): This. Handle _Decimal128.
19412 (ix86_function_arg_boundary): Only align _Decimal128 to its
19413 natural boundary and handle it properly.
19415 2008-05-06 Martin Jambor <mjambor@suse.cz>
19417 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19418 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19419 (ipcp_method_set_orig_node): Removed.
19420 (ipcp_cval_get_cvalue_type): Removed.
19421 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19422 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19423 (ipcp_cval_set_cvalue_type): Removed.
19424 (ipcp_cval_get_cvalue): Removed.
19425 (ipcp_cval_set_cvalue): Removed.
19426 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19427 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19428 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19429 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19430 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19431 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19432 (ipcp_get_ith_lattice): Changed parameters.
19433 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19434 (ipcp_lattice_from_jfunc): Changed parameters.
19435 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19436 (ipcp_method_cval_print): Added temporary variable info.
19437 (ipcp_redirect): Removed already unused local variable caller.
19438 (ipcp_redirect): New temporary variable orig_callee_info
19439 (ipcp_redirect): Removed newly unused local variable callee.
19440 (ipcp_redirect): Removed (a bit confusing) local variable type.
19441 (ipcp_insert_stage): Added local variable info.
19442 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19444 (ipcp_formal_create): Removed.
19445 (ipcp_method_cval_set): Removed.
19446 (ipcp_propagate_stage): Renamed lattice variables.
19447 (ipcp_method_cval_set_cvalue_type): Removed.
19448 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19449 (ipcp_print_all_lattices): Changed printed strings to refer to
19450 lattices rather than cvals.
19451 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19452 (ipcp_propagate_const): Changed formal parameters.
19453 (build_const_val): Changed formal parameters.
19454 (ipcp_insert_stage): Removed useless variable cvalue
19455 (build_const_val): Changed formal parameters.
19456 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19457 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19458 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19459 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19460 (ipcp_print_func_profile_counts): Changed string from "method" to
19462 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19463 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19464 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19465 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19466 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19467 (ipcp_lat_is_const): Changed parameters and made inline.
19468 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19469 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19470 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19471 the predicate condition directly
19472 (ipcp_propagate_stage): Added local variable args. Removed local
19473 variable callee. (Both are mere code simplifications.)
19474 (ipcp_method_dont_insert_const): Renamed to
19475 ipcp_node_not_modifiable_p.
19476 (ipcp_node_not_modifiable_p): Made inline.
19477 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19478 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19479 (ipcp_print_all_lattices): Removed variable cvalue
19480 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19483 2008-05-06 Olivier Hainque <hainque@adacore.com>
19485 * tree-sra.c (try_instantiate_multiple_fields): Early return
19486 if field has POINTER_TYPE.
19488 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19490 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19491 by using 'q' specifier for instruction.
19492 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19494 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19496 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19497 Change mode of zero_extract from QImode to HImode.
19498 (sign bit tests peepholes): (Ditto.).
19500 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19502 * config/i386/mmx.md: Remove double backslashes from asm templates.
19503 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19504 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19505 to handle nonimmediate operands.
19506 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19507 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19508 to handle nonimmediate operands.
19509 (*mmx_<code>v2sf3_finite): New insn pattern.
19510 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19511 (mmx_<code>v2sf3): New expander. Use
19512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19513 (mmx_<plusminus_insn><mode>3): New expander. Use
19514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19515 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19516 (mmx_add<mode>3): Removed.
19517 (mmx_ssadd<mode>3): Ditto.
19518 (mmx_usadd<mode>3): Ditto.
19519 (mmx_sub<mode>3): Ditto.
19520 (mmx_sssub<mode>3): Ditto.
19521 (mmx_ussub<mode>3): Ditto.
19522 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19523 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19524 to handle nonimmediate operands.
19525 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19527 (mmx_smulv4hi3_highpart): New expander. Use
19528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19529 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19531 (mmx_umulv4hi3_highpart): New expander. Use
19532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19533 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19534 (mmx_<code>v4hi3): New expander. Use
19535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19536 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19537 (mmx_<code>v8qi3): New expander. Use
19538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19539 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19540 (mmx_<code><mode>3): New expander. Use
19541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19543 2008-05-05 Jan Hubicka <jh@suse.cz>
19545 PR tree-optimization/36118
19546 * passes.c (pass_init_dump_file): Fix dump header.
19548 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19550 PR middle-end/36141
19551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19552 VCE for function decls.
19554 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19556 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19558 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19560 * config/i386/i386.md (sat_plusminus): New.
19561 (plusminus_insn): Likewise.
19562 (plusminus_mnemonic): Likewise.
19564 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19565 (*<addsub><mode>3_cc_overflow): Renamed to ...
19566 (*<plusminus_insn><mode>3_cc_overflow): This.
19567 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19568 (*<plusminus_insn>si3_zext_cc_overflow): This.
19570 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19571 (<plusminus_insn><mode>3): This.
19572 (*<addsub><mode>3): Renamed to ...
19573 (*<plusminus_insn><mode>3): This.
19574 (<sse>_vm<addsub><mode>3): Renamed to ...
19575 (<sse>_vm<plusminus_insn><mode>3): This.
19576 (sse3_h<addsub>v4sf3): Renamed to ...
19577 (sse3_h<plusminus_insn>v4sf3): This.
19578 (sse3_h<addsub>v2df3): Renamed to ...
19579 (sse3_h<plusminus_insn>v2df3): This.
19580 (<plusminus_insn><mode>3): New.
19581 (*<plusminus_insn><mode>3): Likewise.
19582 (sse2_<plusminus_insn><mode>3): Likewise.
19583 (add<mode>): Removed.
19584 (*add<mode>3): Likewise.
19585 (sse2_ssadd<mode>3): Likewise.
19586 (sse2_usadd<mode>3): Likewise.
19587 (sub<mode>3): Likewise.
19588 (*sub<mode>3): Likewise.
19589 (sse2_sssub<mode>3): Likewise.
19590 (sse2_ussub<mode>3): Likewise.
19592 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19594 * gthr-single.h: Add in required interface elements as per gthr.h.
19595 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19596 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19597 Generalize UNUSED macro.
19598 (__gthread_once): Add.
19599 (__gthread_key_create): Add.
19600 (__gthread_key_delete): Add.
19601 (__gthread_getspecific): Add.
19602 (__gthread_setspecific): Add.
19604 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19607 the same size types for the indirect reference on the rhs, then
19610 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19612 * config/i386/i386.md
19613 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19614 one insn template instead of template series.
19615 (*xordi_1_rex64): Ditto.
19616 (*xordi_2_rex64): Ditto.
19618 2008-05-05 Ira Rosen <irar@il.ibm.com>
19620 PR tree-optimization/36119
19621 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19624 2008-06-04 Jan Hubicka <jh@suse.cz>
19626 tree-optimization/36100
19627 * tree-pass.h (pass_O0_always_inline): Declare.
19628 * ipa-inline.c (inline_transform): Remove dead code.
19629 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19630 pass_O0_always_inline): New.
19631 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19633 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19635 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19636 mnemonic in this_param move for TARGET_64BIT.
19638 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19640 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19641 (*strmovsi_rex_1): Ditto.
19642 (*strsetsi_1): Ditto.
19643 (*strsetsi_rex_1): Ditto.
19645 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19646 adddicc expanders using SWI mode iterator.
19648 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19651 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19654 2008-05-04 David S. Miller <davem@davemloft.net>
19656 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19657 (sparc*-*-linux*): Use linux.h in tm_file.
19658 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19659 compiler defaulting to 32-bit.
19660 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19662 * config/sparc/linux.h: Remove definitions now obtained
19663 properly from linux.h
19664 * config/sparc/linux64.h: Likewise.
19665 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19666 don't want this setting for 32-bit builds in a biarch compiler.
19667 * doc/install.texi: Add sparc-linux to list of targets
19668 supporting --enable-targets=all.
19670 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19672 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19674 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19676 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19677 after V4SI_FTYPE_V8HI.
19678 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19679 case V4SI_FTYPE_V2DF.
19681 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19683 * doc/invoke.texi (max-flow-memory-locations): Removed.
19684 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19686 2008-05-03 Richard Guenther <rguenther@suse.de>
19688 PR middle-end/34973
19689 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19691 2008-05-02 David S. Miller <davem@davemloft.net>
19693 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19695 2008-05-02 Simon Baldwin <simonb@google.com>
19698 * c-common.h (warn_array_subscript_range): Removed.
19699 * c-common.c (warn_array_subscript_range): Ditto.
19700 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19701 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19703 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19705 * config/i386/i386.c (ix86_special_builtin_type): New.
19706 (bdesc_special_args): Likewise.
19707 (ix86_expand_special_args_builtin): Likewise.
19708 (ix86_init_mmx_sse_builtins): Updated.
19709 (ix86_expand_builtin): Updated.
19710 (ix86_expand_store_builtin): Removed.
19711 (ix86_expand_unop_builtin): Likewise.
19713 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19714 * config/i386/mmintrin.h (__v2sf): Here.
19716 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19718 (_mm_loadl_pi): Likewise.
19719 (_mm_storeh_pi): Replace __v2si with __v2sf.
19720 (_mm_storel_pi): Likewise.
19722 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19723 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19724 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19725 __builtin_ia32_loadlpd.
19727 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19729 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19730 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19731 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19732 (ix86_init_mmx_sse_builtins): Updated.
19733 (ix86_expand_args_builtin): Likewise.
19734 (ix86_expand_builtin): Likewise.
19735 (ix86_expand_unop1_builtin): Renamed to ...
19736 (ix86_expand_unop_vec_merge_builtin): This.
19738 2008-05-01 Jan Hubicka <jh@suse.cz>
19741 * ipa-inline.c (inline_generate_summary): Make static.
19742 (inline_transform): Do not call inlining at -O0; make static.
19743 * passes.c (execute_todo): Add sanity check.
19744 (execute_one_ipa_transform_pass): Execute proper flags.
19746 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19748 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19749 (DECL_NONADDRESSABLE_P): Likewise.
19750 * alias.c (record_component_aliases): Fix comment.
19752 2008-05-01 Simon Baldwin <simonb@google.com>
19754 * c-common.h (warn_array_subscript_range): New function.
19755 * c-common.c (warn_array_subscript_range): Ditto.
19756 * tree-vrp.c (check_array_ref): Corrected code to agree with
19757 comment, ignoring only arrays of size 0 or size 1.
19758 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19760 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19762 * config/i386/i386.c (ix86_builtin_type): Replace
19763 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19764 (bdesc_args): Updated.
19765 (ix86_init_mmx_sse_builtins): Likewise.
19766 (ix86_expand_args_builtin): Likewise.
19768 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19771 * doc/extend.texi: Correct __builtin_ia32_palignr.
19773 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19776 * config/i386/i386.c (bdesc_crc32): Removed.
19777 (ix86_expand_crc32): Likewise.
19778 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19779 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19780 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19781 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19782 UINT_FTYPE_UINT_UCHAR.
19783 (bdesc_args): Updated. Add crc32 builtins.
19784 (ix86_init_mmx_sse_builtins): Updated.
19785 (ix86_expand_args_builtin): Updated to support subreg.
19787 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19789 2008-05-01 Jan Hubicka <jh@suse.cz>
19791 * tree-pass.h (opt_pass): Add IPA_PASS.
19792 (varpool_node, cgraph_node): Forward declare.
19793 (ipa_opt_pass): Define.
19794 (pass_ipa_inline): Turn into ipa_opt_pass.
19795 (pass_apply_inline): Remove.
19796 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19797 (apply_inline): Turn into ....
19798 (inline_transform): ... this one.
19799 (inline_generate_summary): New function.
19800 (pass_apply_inline): Remove.
19801 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19803 (struct function): Add ipa_transforms_to_apply.
19804 * passes.c (register_one_dump_file): Work on IPA_PASS.
19805 (init_optimization_passes): Remove pass_inline_parameters and
19807 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19808 (execute_one_pass) ... here; apply transforms when possible.
19809 (add_ipa_transform_pass, execute_ipa_summary_asses,
19810 execute_one_ipa_transform_pass): New.
19811 (execute_ipa_pass_list): Update for IPA_PASS type.
19813 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19815 * config/i386/i386.c (ix86_builtin_type): Add
19816 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19817 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19818 (bdesc_args): Add SSE4a builtins.
19819 (ix86_init_mmx_sse_builtins): Updated.
19820 (ix86_expand_args_builtin): Likewise.
19821 (ix86_expand_builtin): Likewise.
19823 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19825 * config/i386/i386.c (ix86_builtin_type): Add
19826 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19827 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19828 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19829 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19830 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19831 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19832 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19833 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19834 and DI_FTYPE_DI_DI_INT.
19835 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19836 (ix86_init_mmx_sse_builtins): Updated.
19837 (ix86_expand_args_builtin): Likewise.
19838 (ix86_expand_builtin): Likewise.
19839 (ix86_expand_binop_imm_builtin): Removed.
19841 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19843 2008-04-30 Richard Guenther <rguenther@suse.de>
19845 PR tree-optimization/32921
19846 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19848 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19850 * config/arm/arm.c (arm_unwind_emit): Use
19851 crtl->all_throwers_are_sibcalls instead of
19852 cfun->all_throwers_are_sibcalls.
19853 (arm_output_fn_unwind): Likewise.
19854 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19855 instead of cfun->uses_pic_offset_table.
19856 (frv_expand_prologue): Likewise.
19857 (frv_frame_pointer_required): Likewise.
19858 (frv_expand_fdpic_call): Likewise.
19859 (frv_emit_movsi): Likewise.
19860 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19861 cfun->returns_pcc_struct instead of
19862 current_function_returns_pcc_struct.
19863 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19864 instead of cfun->calls_eh_return.
19865 (m32c_pushm_popm): Likewise.
19866 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19867 "extern" declaration.
19869 2008-04-30 Richard Guenther <rguenther@suse.de>
19871 PR tree-optimization/21636
19872 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19874 (evaluate_stmt): Print the likely value.
19875 (ccp_visit_stmt): Avoid excessive vertical spacing.
19877 2008-04-30 Rafael Espíndola <espindola@google.com>
19879 * builtins.c (fold_call_expr): Return realret.
19880 * tree-ssa-threadedge.c
19881 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19882 __builtin_object_size.
19884 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19886 * gcc.c (wrapper_string): New variable.
19887 (insert_wrapper): New function.
19888 (execute): New option -wrapper.
19889 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19891 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19893 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19894 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19895 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19897 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19898 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19899 config/rs6000/e500crtres64gprctr.asm,
19900 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19901 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19902 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19903 config/rs6000/e500crtsav64gprctr.asm,
19904 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19905 config/rs6000/e500crtsavg64gprctr.asm: New files.
19906 * config/rs6000/t-ppccomm: Add build rules for new files.
19907 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19908 * config/rs6000/t-netbsd: Add build rules for new files.
19909 (LIB2FUNCS_STATIC_EXTRA): New variable.
19910 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19911 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19912 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19914 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19916 * config/i386/i386.c (ix86_builtin_type): Add
19917 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19918 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19919 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19920 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19921 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19922 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19923 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19924 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19925 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19926 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19927 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19928 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19929 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19930 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19931 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19932 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19933 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19934 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19935 V1DI_FTYPE_V2SI_V2SI.
19936 (bdesc_2arg): Moved to ...
19937 (bdesc_args): Here.
19938 (ix86_init_mmx_sse_builtins): Updated.
19939 (ix86_expand_args_builtin): Updated. Take a pointer
19940 to const struct builtin_description. Handle comparison
19942 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19943 (ix86_expand_builtin): Updated.
19945 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19946 (ssse3_pmaddubsw128): This.
19947 (ssse3_pmaddubswv4hi3): Renamed to ...
19948 (ssse3_pmaddubsw): This.
19950 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19951 (__builtin_ia32_packssdw128): Likewise.
19952 (__builtin_ia32_packuswb128): Likewise.
19953 (__builtin_ia32_pmaddubsw): Likewise.
19954 (__builtin_ia32_pmaddubsw128): Likewise.
19956 2008-04-30 Richard Guenther <rguenther@suse.de>
19958 PR tree-optimization/14847
19959 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19960 (recognize_bits_test): Use it.
19961 (recognize_single_bit_test): Likewise.
19963 2008-04-30 Martin Jambor <mjambor@suse.cz>
19965 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19966 instead of setting number of formal parameters to zero.
19967 (ipcp_init_stage): Do not set the number of actual parameters to zero
19969 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19970 which are called with variable number of arguments.
19971 (ipcp_insert_stage): Explicitely skipping all nodes which are
19972 called with variable number of arguments.
19973 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19974 number of parameters.
19976 * ipa-prop.h (struct ipa_node_params): Added flag
19977 called_with_var_arguments
19978 (ipa_set_param_count): Added. Changed sole setter to use it.
19979 (ipa_get_param_count): Added. All readers of param_count
19980 converted to use it instead.
19981 (ipa_set_called_with_variable_arg): Added.
19982 (ipa_is_called_with_var_arguments): Added.
19983 (ipa_get_ith_param): Added. All readers of param_decls converted
19985 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19987 (ipa_get_cs_argument_count): Added, all readers of argument_count
19989 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19992 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19993 (struct ipcp_lattice): Renamed cval_type to type
19994 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19996 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19997 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19998 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19999 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20000 (build_const_val): Changed the type of parameter cvalue to tree
20001 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20002 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20004 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20007 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20008 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20009 (ipa_add_method): Renamed to ipa_push_func_to_list
20010 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20011 (ipa_callsite_param_count): Removed.
20012 (ipa_callsite_param_count_set): Removed.
20013 (ipa_callsite_param): Removed.
20014 (ipa_callsite_callee): Removed.
20015 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20016 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20017 (ipa_method_formal_count): Removed.
20018 (ipa_method_formal_count_set): Removed.
20019 (ipa_method_get_tree): Removed.
20020 (ipa_method_tree_map_create): Removed.
20021 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20022 (ipa_create_param_decls_array): Creates the array itself
20023 (ipa_create_param_decls_array): Temporary variable info instead of
20024 a few dereferences.
20025 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20026 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20027 (get_type): Removed.
20028 (ipa_jf_get_info_type): Removed.
20029 (ipa_node_create): Renamed to ipa_create_node_params
20030 (ipa_free): Renamed to ipa_free_all_node_params
20031 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20032 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20033 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20034 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20035 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20036 ipa_free_all_edge_args
20037 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20038 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20039 (ipa_create_methodlist_node): Removed.
20040 (ipa_methodlist_method): Removed.
20041 (ipa_methodlist_method_set): Removed.
20042 (ipa_methodlist_next_method): Removed.
20043 (ipa_methodlist_next_method_set): Removed.
20044 (ipa_method_is_modified): Removed.
20045 (ipa_method_modify_create): Removed.
20046 (ipa_method_modify_init): Temporary variable info instead of a few
20048 (ipa_detect_param_modifications): Temporary variable info instead of
20049 a few dereferences.
20050 (ipa_compute_jump_functions): Temporary variable info instead of
20051 a few dereferences.
20052 (ipa_method_modify_set): Removed.
20053 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20054 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20055 than craph_node as the first parameter.
20056 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20057 (ipa_method_modify_init): Removed.
20058 (ipa_compute_jump_functions): Added a temp variable instead of
20059 repeatadly dereferencing the cgraph_edge.aux pointer
20060 (ipa_callsite_param_set_type): Removed.
20061 (ipa_compute_jump_functions): i renamed to index and moved to
20063 (ipa_callsite_param_set_info_type_formal): Removed.
20064 (ipa_callsite_param_set_info_type): Removed.
20065 (ipa_callsite_param_map_create): Removed.
20066 (ipa_callsite_tree): Removed.
20067 (ipa_callsite_caller): Removed.
20068 (ipa_pop_func_from_list): return_method removed to return_func
20070 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20071 prefixed all values with IPA_. Changed all users.
20072 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20073 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20074 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20075 (union parameter_info): Renamed to jump_func_value.
20076 (union jump_func_value): Renamed value to constant
20077 (struct ipa_jump_func): Renamed info_type to value
20078 (struct ipa_node): Renamed to ipa_node_params
20079 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20080 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20081 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20082 (struct ipa_edge): Renamed to ipa_edge_args
20083 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20084 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20085 (struct ipa_methodlist): Renamed to ipa_func_list
20086 (struct ipa_func_list): method_p renamed to node, next_method
20088 (ipa_methodlist_p): Removed, switched all users to struct pointer
20089 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20091 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20093 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20094 (rs6000_emit_epilogue): Use backchain to restore only when we
20095 have a large frame. Make use of frame pointer to restore if we
20096 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20098 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20100 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20101 Add mode to zero_extract.
20102 (sign bit tests peepholes): (Ditto.).
20104 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20106 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20107 Instructions in comments with SSE3.
20108 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20109 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20110 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20111 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20112 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20113 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20114 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20115 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20116 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20117 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20118 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20119 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20120 (bdesc_sse_args): Renamed to ...
20121 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20122 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20123 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20124 IX86_BUILTIN_FABSQ.
20125 (bdesc_1arg): Moved to ...
20126 (bdesc_args): Here.
20127 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20128 Instructions in comments with SSE3.
20129 (ix86_expand_sse_operands_builtin): Renamed to ...
20130 (ix86_expand_args_builtin): This. Updated.
20131 (ix86_expand_unop1_builtin): Update comments.
20132 (ix86_expand_builtin): Updated.
20134 2008-04-29 Richard Guenther <rguenther@suse.de>
20136 PR tree-optimization/36078
20137 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20138 Update virtual SSA form after cleaning up the CFG.
20140 2008-04-29 Richard Guenther <rguenther@suse.de>
20142 PR middle-end/15255
20143 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20145 2008-04-29 Richard Guenther <rguenther@suse.de>
20147 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20148 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20149 (compute_flow_insensitive_aliasing): Do not treat
20150 PTR_IS_REF_ALL pointers special.
20151 (get_smt_for): Likewise.
20152 (may_alias_p): Re-structure.
20153 (is_escape_site): A ref-all pointer conversion is not an escape site.
20154 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20155 PTR_IS_REF_ALL pointers special.
20156 * tree-ssa-structalias.h (struct alias_info): Remove
20157 ref_all_symbol_mem_tag field.
20158 (PTR_IS_REF_ALL): Remove.
20160 2008-04-29 Richard Guenther <rguenther@suse.de>
20162 PR middle-end/36077
20163 * fold-const.c (extract_muldiv_1): In combining division constants
20164 make sure to never overflow.
20166 2008-04-29 Nick Clifton <nickc@redhat.com>
20168 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20170 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20173 * optc-gen.awk: Work around HP-UX/IA awk bug.
20175 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20177 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20180 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20183 * config/i386/i386.md
20184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20185 Change operand 1 predicate to nonimmediate_operand.
20187 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20190 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20192 * gengtype.c (walk_type, write_func_for_structure): Handle
20194 * doc/gty.texi: Document chain_circular.
20196 2008-04-28 Richard Guenther <rguenther@suse.de>
20198 PR tree-optimization/36066
20199 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20202 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20205 * config/i386/i386.md
20206 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20207 Use match_scratch instead of match_operand for operands 3 and 4.
20209 2008-04-27 Richard Guenther <rguenther@suse.de>
20211 PR tree-optimization/18754
20212 PR tree-optimization/34223
20213 * tree-pass.h (pass_complete_unrolli): Declare.
20214 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20215 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20216 Rewrite loop into loop closed SSA form if it is not already.
20217 (tree_unroll_loops_completely): Re-structure to iterate over
20218 innermost loops with intermediate CFG cleanups.
20219 Unroll outermost loops only if requested or the code does not grow
20221 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20222 loops are available.
20223 (tree_vectorize): Instead do so here.
20224 (tree_complete_unroll): Also unroll outermost loops.
20225 (tree_complete_unroll_inner): New function.
20226 (gate_tree_complete_unroll_inner): Likewise.
20227 (pass_complete_unrolli): New pass.
20228 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20229 uses outside of the loop.
20230 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20231 form if it is available.
20232 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20233 * passes.c (init_optimization_passes): Schedule complete inner
20234 loop unrolling pass before the first CCP pass after final inlining.
20236 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20238 * targhooks.h (default_emutls_var_fields,
20239 default_emutls_var_init): Declare.
20240 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20241 * target.h (struct gcc_target): Add struct emutls member.
20242 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20243 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20244 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20245 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20246 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20247 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20248 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20249 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20250 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20251 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20252 emit debug information.
20253 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20254 * varasm.c: Include targhooks.h.
20255 (emutls_object_section, emutls_tmpl_section): New.
20256 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20257 (EMUTLS_SEPARATOR): New.
20258 (prefix_name): New.
20259 (get_emutls_object_name): New.
20260 (default_emutls_var_fields): New, broken out of ...
20261 (get_emutls_object_type): ... here. Adjust to use target hooks.
20262 (get_emutls_init_templ_addr): Adjust to use target hooks.
20263 (emutls_decl): Adjust to use target hooks.
20264 (emutls_finish): Likewise.
20265 (default_emutls_var_init): New, broken out of ...
20266 (assemble_variable): ... here. Adjust to use target hooks.
20267 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20268 SECCAT_EMUTLS_TMPL.
20269 * c-common.c (handle_section_attribute): Prevent overriding
20270 sections for emulated tls with special sections.
20271 * config/i386/i386.c (x86_64_elf_select_section): Add
20272 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20273 (x86_64_elf_unique_section): Likewise.
20274 * config/vxworks.c: Include tree.h.
20275 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20276 (vxworks_override_options): Set TLS scheme.
20277 * doc/tm.texi (Emulated TLS): New node.
20279 2008-04-26 Simon Baldwin <simonb@google.com>
20282 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20283 with propagated string constants.
20285 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20287 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20288 constraint for operand 2 when operand 0 is memory operand.
20289 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20290 operand 0 is memory operand.
20291 (fix_trunc<mode>_i387_with_temp): Ditto.
20292 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20293 operand 2 when operand 1 is memory operand.
20294 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20295 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20296 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20297 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20298 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20299 operands 2,3 and 4 when operand 1 is memory operand.
20300 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20302 (fistdi2_floor_with_temp): Ditto.
20303 (fist<mode>2_floor_with_temp): Ditto.
20304 (fistdi2_ceil_with_temp): Ditto.
20305 (fist<mode>2_ceil_with_temp): Ditto.
20306 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20308 2008-04-26 David Daney <ddaney@avtrex.com>
20310 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20312 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20313 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20314 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20315 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20316 (compare_and_swap_12): New insn.
20317 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20318 * config/mips/mips.c (mips_force_binary): New function.
20319 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20320 (mips_expand_compare_and_swap_12): New function.
20321 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20323 2008-04-25 Jan Hubicka <jh@suse.cz>
20326 * cfgexpand.c (pass_expand): Turn into RTL pass.
20327 * passes.c (execute_one_pass): Do pass typechecking after execution.
20328 * tree-pass.h (pass_expand): Turn into RTL pass.
20330 * function.h (struct rtl_data): Move here fields
20331 accesses_prior_frames, calls_eh_return, saves_all_registers,
20332 has_nonlocal_goto, has_asm_statement, is_thunk,
20333 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20334 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20335 arg_pointer_save_area_init from struct function; turn into bool.
20336 (struct function): Move
20337 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20338 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20339 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20340 tail_call_emit, arg_pointer_save_area_init
20341 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20342 (current_function_returns_struct, current_function_returns_pcc_struct,
20343 current_function_calls_setjmp, current_function_calls_alloca,
20344 current_function_accesses_prior_frames,
20345 current_function_calls_eh_return, current_function_is_thunk,
20346 current_function_stdarg, current_function_profile,
20347 current_function_limit_stack, current_function_uses_pic_offset_table,
20348 current_function_uses_const_pool, current_function_has_nonlocal_label,
20349 current_function_saves_all_registers,
20350 current_function_has_nonlocal_goto,
20351 current_function_has_asm_statement): Remove accesor macros.
20352 * ra-conflict.c (global_conflicts): Update.
20353 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20354 (suitable_for_tail_call_opt_p): Update.
20355 * builtins.c (expand_builtin_return_addr): Update.
20356 (expand_builtin_setjmp_setup): Update.
20357 (expand_builtin_nonlocal_goto): Update.
20358 * final.c (final_start_function): Update.
20359 (profile_function): Update.
20360 (leaf_function_p): Update.
20361 (only_leaf_regs_used): Update.
20362 * df-scan.c (df_get_exit_block_use_set): Update.
20363 * dojump.c (clear_pending_stack_adjust): Update.
20364 * tree-stdarg.c (gate_optimize_stdarg): Update.
20365 * gimple-low.c (lower_function_body): Update.
20366 * global.c (compute_regsets): Update.
20367 (global_alloc): Update.
20368 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20369 * expr.c (expand_assignment): Update.
20370 * dse.c (dse_step0): Update.
20371 (dse_step1): Update.
20372 * c-decl.c (store_parm_decls): Update.
20373 * local-alloc.c (combine_regs): Update.
20374 (find_free_reg): Update.
20375 * function.c (assign_parms_augmented_arg_list): Update.
20376 (assign_parm_find_data_types): Update.
20377 (assign_parms): Update.
20378 (allocate_struct_function): Update.
20379 (expand_function_start): Update.
20380 (expand_function_end): Update.
20381 (get_arg_pointer_save_area): Update.
20382 (thread_prologue_and_epilogue_insns): Update.
20383 (rest_of_match_asm_constraints): Update.
20384 * stor-layout.c (variable_size): Update.
20385 * gcse.c (gcse_main): Update.
20386 (bypass_jumps): Update.
20387 * gimplify.c (gimplify_function_tree): Update.
20388 * calls.c (emit_call_1): Update.
20389 (expand_call): Update.
20390 * bt-load.c (compute_defs_uses_and_gen): Update.
20391 * except.c (sjlj_assign_call_site_values): Update.
20392 (sjlj_emit_function_enter): Update.
20393 (can_throw_external): Update.
20394 (set_nothrow_function_flags): Update.
20395 (expand_builtin_unwind_init): Update.
20396 (expand_eh_return): Update.
20397 (convert_to_eh_region_ranges): Update.
20398 (output_function_exception_table): Update.
20399 * emit-rtl.c (gen_tmp_stack_mem): Update.
20400 * cfgexpand.c (expand_used_vars): Update.
20401 (tree_expand_cfg): Update.
20402 * cfgcleanup.c (rest_of_handle_jump): Update.
20403 * explow.c (allocate_dynamic_stack_space): Update.
20404 * varasm.c (assemble_start_function): Update.
20405 (force_const_mem): Update.
20406 (mark_constant_pool): Update.
20407 * tree-optimize.c (tree_rest_of_compilation): Update.
20408 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20409 * tree-cfg.c (notice_special_calls): Update.
20410 (is_ctrl_altering_stmt): Update.
20411 (tree_can_make_abnormal_goto): Update.
20412 (tree_purge_dead_abnormal_call_edges): Update.
20413 * config/alpha/predicates.md: Update.
20414 * config/alpha/alpha.c (alpha_sa_mask): Update.
20415 (alpha_sa_size): Update.
20416 (alpha_does_function_need_gp): Update.
20417 (alpha_expand_prologue): Update.
20418 (alpha_start_function): Update.
20419 (alpha_output_function_end_prologue): Update.
20420 (alpha_expand_epilogue): Update.
20421 * config/frv/frv.c (frv_stack_info): Update.
20422 (frv_expand_epilogue): Update.
20423 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20424 (s390_register_info): Update.
20425 (s390_frame_info): Update.
20426 (s390_init_frame_layout): Update.
20427 (s390_can_eliminate): Update.
20428 (save_gprs): Update.
20429 * config/spu/spu.c (spu_split_immediate): Update.
20430 (need_to_save_reg): Update.
20431 (spu_expand_prologue): Update.
20432 (spu_expand_epilogue): Update.
20433 * config/sparc/sparc.md: Update.
20434 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20435 (sparc_tls_got): Update.
20436 (legitimize_pic_address): Update.
20437 (sparc_emit_call_insn): Update.
20438 (sparc_expand_prologue): Update.
20439 (output_return): Update.
20440 (print_operand): Update.
20441 (sparc_function_ok_for_sibcall): Update.
20442 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20443 * config/m32r/m32r.md: Update.
20444 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20445 (m32r_compute_frame_size): Update.
20446 (m32r_expand_prologue): Update.
20447 (m32r_expand_epilogue): Update.
20448 (m32r_legitimize_pic_address): Update.
20449 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20450 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20451 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20452 (gen_push): Update.
20453 (ix86_save_reg): Update.
20454 (ix86_compute_frame_layout): Update.
20455 (ix86_expand_prologue): Update.
20456 (ix86_expand_epilogue): Update.
20457 * config/sh/sh.c (output_stack_adjust): Update.
20458 (calc_live_regs): Update.
20459 (sh5_schedule_saves): Update.
20460 (sh_expand_prologue): Update.
20461 (sh_expand_epilogue): Update.
20462 (sh_setup_incoming_varargs): Update.
20463 (sh_allocate_initial_value): Update.
20464 (sh_get_pr_initial_val): Update.
20465 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20466 * config/sh/sh.md (label:): Update.
20467 * config/avr/avr.c (out_movhi_mr_r): Update.
20468 * config/crx/crx.h (enum): Update.
20469 * config/xtensa/xtensa.h (along): Update.
20470 * config/stormy16/stormy16.c Update.
20471 (xstormy16_compute_stack_layout): Update.
20472 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20473 (fr30_expand_prologue): Update.
20474 * config/cris/cris.c (cris_conditional_register_usage): Update.
20475 (cris_reg_saved_in_regsave_area): Update.
20476 (cris_initial_frame_pointer_offset): Update.
20477 (cris_simple_epilogue): Update.
20478 (cris_expand_prologue): Update.
20479 (cris_expand_epilogue): Update.
20480 (cris_expand_pic_call_address): Update.
20481 (cris_asm_output_symbol_ref): Update.
20482 (cris_asm_output_label_ref): Update.
20483 * config/cris/cris.md Update.
20484 * config/iq2000/iq2000.c (compute_frame_size): Update.
20485 (iq2000_expand_epilogue): Update.
20486 * config/mt/mt.h (save_direction): Update.
20487 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20488 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20489 (ia64_secondary_reload_class): Update.
20490 * config/m68k/m68k.c (m68k_save_reg): Update.
20491 (m68k_expand_prologue): Update.
20492 (m68k_expand_epilogue): Update.
20493 (legitimize_pic_address): Update.
20494 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20495 (first_reg_to_save): Update.
20496 (first_altivec_reg_to_save): Update.
20497 (compute_vrsave_mask): Update.
20498 (compute_save_world_info): Update.
20499 (rs6000_stack_info): Update.
20500 (spe_func_has_64bit_regs_p): Update.
20501 (rs6000_ra_ever_killed): Update.
20502 (rs6000_emit_eh_reg_restore): Update.
20503 (rs6000_emit_allocate_stack): Update.
20504 (rs6000_emit_prologue): Update.
20505 (rs6000_emit_epilogue): Update.
20506 (rs6000_output_function_epilogue): Update.
20507 (output_profile_hook): Update.
20508 (rs6000_elf_declare_function_name): Update.
20509 * config/rs6000/rs6000.h (rs6000_args): Update.
20510 * config/rs6000/rs6000.md: Update.
20511 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20512 * config/arc/arc.c (arc_output_function_epilogue): Update.
20513 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20514 * config/darwin.c (machopic_function_base_name): Update.
20515 * config/score/score3.c (score3_compute_frame_size): Update.
20518 (score3_epilogue): Update.
20519 * config/score/score7.c (score7_compute_frame_size): Update.
20520 (score7_prologue): Update.
20521 (score7_epilogue): Update.
20522 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20523 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20524 * config/arm/arm.c (use_return_insn): Update.
20525 (require_pic_register): Update.
20526 (arm_load_pic_register): Update.
20527 (arm_compute_save_reg0_reg12_mask): Update.
20528 (arm_compute_save_reg_mask): Update.
20529 (thumb1_compute_save_reg_mask): Update.
20530 (output_return_instruction): Update.
20531 (arm_output_function_prologue): Update.
20532 (arm_output_epilogue): Update.
20533 (arm_get_frame_offsets): Update.
20534 (arm_expand_prologue): Update.
20535 (thumb_pushpop): Update.
20536 (thumb_exit): Update.
20537 (thumb1_expand_prologue): Update.
20538 (thumb1_expand_epilogue): Update.
20539 (arm_unwind_emit): Update.
20540 (arm_output_fn_unwind): Update.
20541 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20542 * config/arm/arm.md: Update.
20543 * config/pa/pa.md: Update.
20544 * config/pa/pa.c (legitimize_pic_address): Update.
20545 (compute_frame_size): Update.
20546 (hppa_expand_prologue): Update.
20547 (hppa_expand_epilogue): Update.
20548 (borx_reg_operand): Update.
20549 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20550 (HARD_REGNO_RENAME_OK): Update.
20551 * config/mips/mips.c (mips_global_pointer): Update.
20552 (mips_save_reg_p): Update.
20553 (mips_compute_frame_info): Update.
20554 (mips_frame_pointer_required): Update.
20555 (mips_expand_prologue): Update.
20556 (mips_expand_epilogue): Update.
20557 (mips_can_use_return_insn): Update.
20558 (mips_reorg_process_insns): Update.
20559 * config/v850/v850.c (compute_register_save_size): Update.
20560 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20561 * config/mmix/mmix.c (along): Update.
20562 (mmix_expand_epilogue): Update.
20563 * config/bfin/bfin.c (legitimize_pic_address): Update.
20564 (must_save_p): Update.
20565 (stack_frame_needed_p): Update.
20566 (add_to_reg): Update.
20567 (bfin_expand_prologue): Update.
20568 * stmt.c (expand_asm_operands): Update.
20569 * reload1.c (reload): Update.
20570 (init_elim_table): Update.
20572 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20574 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20576 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20578 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20579 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20580 (mov<mode>): Removed.
20581 (*movv4sf_internal): Likewise.
20582 (*movv2df_internal): Likewise.
20584 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20586 * config.gcc (crx-*-elf): Remove deprecation.
20588 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20590 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20591 __gcc_deregister_frame with atexit.
20592 (deregister_frame_dtor): Remove.
20594 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20595 Nathan Sidwell <nathan@codesourcery.com>
20597 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20599 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20600 (rs6000_isel): Likewise.
20601 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20602 (rs6000_isel): New variable.
20603 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20605 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20608 * c-common.c (handle_vector_size_attribute): Call
20609 lang_hooks.types.reconstruct_complex_type instead of
20610 reconstruct_complex_type.
20611 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20612 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20613 * langhooks.h (struct lang_hooks_for_types): Add
20614 reconstruct_complex_type hook.
20615 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20616 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20618 2008-04-24 Richard Guenther <rguenther@suse.de>
20620 * c-common.h (check_builtin_function_arguments): Declare.
20621 * c-common.c (validate_nargs): New function.
20622 (check_builtin_function_arguments): Likewise.
20623 * c-typeck.c (build_function_call): Call
20624 check_builtin_function_arguments.
20625 * builtins.c (fold_builtin_classify): Remove error reporting code.
20626 (fold_builtin_unordered_cmp): Likewise.
20627 (fold_builtin_1): Likewise.
20628 (fold_builtin_n): Likewise.
20630 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20632 PR tree-optimization/36008
20633 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20634 the original op1, rather than delta by step.
20636 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20637 Sebastian Pop <sebastian.pop@amd.com>
20639 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20640 eliminate_local_variables_stmt, eliminate_local_variables,
20641 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20642 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20643 of code delimited by two edges in the CFG.
20644 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20645 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20646 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20647 the case of parallelisation of reductions.
20648 (expr_invariant_in_region_p): New.
20650 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20651 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20653 2008-04-24 Ira Rosen <irar@il.ibm.com>
20654 Richard Guenther <rguenther@suse.de>
20656 PR tree-optimization/36034
20657 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20658 incapable of dealing with loads with gaps.
20660 2008-04-24 Rafael Espíndola <espindola@google.com>
20662 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20663 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20664 vrp_evaluate_conditional.
20665 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20666 (vrp_evaluate_conditional): Split the cond argument.
20667 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20668 (simplify_stmt_for_jump_threading): Update call to
20669 vrp_evaluate_conditional.
20671 2008-04-24 Ira Rosen <irar@il.ibm.com>
20673 PR tree-optimization/35982
20674 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20675 interleaved data-refs are of the same type.
20677 2008-04-24 Danny Smith <dannysmith@users.net>
20679 * c-format.c (check_format_info_main): Use strncmp rather than a
20680 magic prefix to handle multichar length specs.
20681 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20682 Don't prefix "I64" and "I32" with '\0'.
20684 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20687 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20688 in registers for -m32 only if stdarg_p (fntype).
20690 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20692 PR rtl-optimization/36006
20693 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20694 temp to op0 in order to avoid invalid rtx sharing.
20696 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20698 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20699 check TREE_INVARIANT.
20700 * tree-gimple.c (is_gimple_address): New.
20701 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20702 * tree-gimple.h (is_gimple_address): New.
20703 * tree.h (decl_address_invariant_p): New.
20704 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20705 (build_string): Likewise.
20706 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20707 (tree_invariant_p_1): Likewise.
20708 (save_expr): Use it.
20709 (tree_invariant_p): New.
20710 (skip_simple_arithmetic): Use it.
20711 (stabilize_reference_1): Use it.
20712 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20714 (build1_stat): Drop code to compute TREE_INVARIANT.
20715 (build2_stat): Drop code to compute TREE_INVARIANT.
20716 (build3_stat): Drop code to compute TREE_INVARIANT.
20717 (build4_stat): Drop code to compute TREE_INVARIANT.
20718 (build5_stat): Drop code to compute TREE_INVARIANT.
20719 (build7_stat): Drop code to compute TREE_INVARIANT.
20720 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20721 * tree.h (struct tree_base): Remove invariant_flag.
20722 (TREE_INVARIANT): Remove.
20723 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20724 (fold_builtin_expect): Check TREE_CONSTANT.
20725 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20726 * c-tree.h (c_expr_to_decl): Drop third parameter.
20727 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20728 (build_c_cast): Don't set TREE_INVARIANT.
20729 (pop_init_level): Don't set TREE_INVARIANT.
20730 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20731 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20733 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20734 (gimplify_addr_expr): Adjust comment.
20735 * tree-mudflap.c (mf_build_string):
20736 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20737 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20738 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20739 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20740 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20741 * langhooks.h (struct lang_hooks): Drop third parameter from
20744 2008-04-23 Richard Guenther <rguenther@suse.de>
20746 PR tree-optimization/27799
20747 PR tree-optimization/32921
20748 PR tree-optimization/32624
20749 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20750 SMTs aliases and the tag itself into the solution.
20751 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20752 merge the points-to solution back into the SMT aliases.
20753 (may_alias_p): Use alias_set_subset_of instead of
20754 aliases_conflict_p. A pointer which points to
20755 memory with alias set zero may access any variable.
20757 2008-04-23 Richard Guenther <rguenther@suse.de>
20759 * alias.c (alias_set_subset_of): Correctly handle asking
20760 if zero is a subset of an alias set with zero child.
20761 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20762 (compute_flow_insensitive_aliasing): Correctly walk all
20763 pointers. Do not unnecessarily union sets.
20765 2008-04-23 Richard Guenther <rguenther@suse.de>
20767 PR middle-end/36021
20768 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20770 2008-04-22 Tomas Bily <tbily@suse.cz>
20772 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20774 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20776 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20777 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20778 * tree-inline.c (estimate_num_insns_1): Likewise.
20779 * varasm.c (const_hash_1, compare_constant, copy_constant)
20780 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20781 * emit-rtl.c (component_ref_for_mem_expr)
20782 (set_mem_attributes_minus_bitpos): Likewise.
20783 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20784 (is_aligning_offset): Likewise.
20785 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20786 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20787 * dojump.c (do_jump): Likewise.
20788 * builtins.c (get_pointer_alignment, get_memory_rtx)
20789 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20790 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20792 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20794 PR rtl-optimization/36017
20795 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20796 expanding the library call.
20798 2008-04-22 Ian Lance Taylor <iant@google.com>
20800 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20801 than size_in_bytes.
20803 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20805 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20806 of LR/CTR moves for Power6.
20808 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20810 PR middle-end/36003
20811 * passes.c (init_optimization_passes): Remove
20812 pass_fast_rtl_byte_dce.
20814 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20817 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20818 builtin functions to generate faster code.
20819 (_mm_cvtpu16_ps): Ditto.
20820 (_mm_cvtpi32x2_ps): Ditto.
20822 2008-04-22 Nick Clifton <nickc@redhat.com>
20824 * common.opt (ftree-loop-distribution): Add Optimization
20827 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20828 (frv_expand_builtin_va_start): Likewise.
20830 * config/arm/arm.c (thumb_find_work_register): Fix location of
20831 argument register count.
20833 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20835 Support scheduling for ColdFire V1 and V3 microarchitecture.
20836 Improve scheduling of multiplication instructions.
20838 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20839 (mac): New instruction attribute.
20840 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20841 (m68k_sched_mac): New variable.
20842 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20843 Handle cfv1 and cfv3.
20844 (max_insn_size): New static variable.
20845 (struct _sched_ib): New type.
20846 (sched_ib): New static variable.
20847 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20848 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20849 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20851 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20852 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20853 new variables. Update.
20854 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20855 Add modeling of cfv3 instruction buffer. Update.
20856 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20857 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20858 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20859 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20860 a particular reservation applies to.
20861 (type2): Reorganize attribute values. Rename alu to alu_reg,
20862 alu_l to alu, move_l to omove. Join move to alu. Split mul
20863 to mul_l and mul_w.
20864 (cf_ib_*): Simplify description of instruction buffer.
20865 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20866 (cf_mem): Split into cf_mem1 and cf_mem2.
20867 (cf_v2_move_??): Rename to cfv12_alu_??.
20868 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20869 (cf_v2_mul_??): Remove reservations.
20870 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20871 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20872 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20874 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20875 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20876 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20877 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20878 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20879 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20880 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20881 expansions of the above reservations for instructions of sizes
20884 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20886 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20888 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20890 * coverage.c: Include tree-pass.h.
20891 (coverage_counter_alloc): Print da_file_name to the dump file.
20893 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20895 * sbitmap.c (sbitmap_range_empty_p): New function.
20896 * sbitmap.h (sbitmap_range_empty_p): New function.
20897 * bitmap.h: Now includes obstack.h.
20899 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20900 Kenneth Zadeck <zadeck@naturalbridge.com>
20902 * dbgcnt.def (ra_byte_scan): Added.
20903 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20904 when the last hit happens for a counter.
20905 * timevar.def (TV_DF_BYTE_LR): New variable.
20906 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20907 * passes.c (pass_fast_rtl_byte_dce): New pass.
20908 * fwprop.c (update_df): Added mode to call df_ref_create.
20909 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20910 DF_REF_EXTRACT_OFFSET.
20911 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20912 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20914 (df_ref_extract): Added mode field.
20915 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20916 DF_REF_EXTRACT_OFFSET.
20917 (DF_REF_EXTRACT_MODE): New macro.
20918 (df_byte_lr_bb_info): New structure.
20919 (df_print_byte_regset, df_compute_accessed_bytes,
20920 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20921 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20922 df_byte_lr_simulate_uses,
20923 df_byte_lr_simulate_artificial_refs_at_top,
20924 df_byte_lr_simulate_artificial_refs_at_end,
20925 df_compute_accessed_bytes): New function.
20926 (df_ref_create): Add parameter.
20927 (df_byte_lr_get_bb_info): New inline function.
20928 * df-scan.c (df_ref_record, df_uses_record,
20929 df_ref_create_structure): Added mode parameter.
20930 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20931 df_defs_record, df_uses_record, df_get_conditional_uses,
20932 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20933 df_entry_block_defs_collect, df_exit_block_uses_collect):
20934 Added mode parameter to calls to df_ref_record, df_uses_record,
20935 df_ref_create_structure.
20936 (df_ref_equal_p, df_ref_compare): Added test for modes.
20937 (df_ref_create_structure): Added code to set mode. Renamed
20938 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20939 DF_REF_EXTRACT_OFFSET.
20940 * df-core.c (df_print_byte_regset): New function.
20941 * df-byte-scan.c: New file.
20942 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20943 calls to BITMAP_FREE.
20944 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20945 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20946 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20947 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20948 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20949 df_byte_lr_local_compute, df_byte_lr_init,
20950 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20951 df_byte_lr_transfer_function, df_byte_lr_free,
20952 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20953 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20954 df_byte_lr_simulate_uses,
20955 df_byte_lr_simulate_artificial_refs_at_top,
20956 df_byte_lr_simulate_artificial_refs_at_end): New function.
20957 * dce.c (byte_dce_process_block): New function.
20958 (dce_process_block): au is now passed in rather than computed
20959 locally. Changed loops that look at artificial defs to not look
20960 for conditional or partial ones, because there never are any.
20961 (fast_dce): Now is able to drive byte_dce_process_block or
20962 dce_process_block depending on the kind of dce being done.
20963 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20964 (rest_of_handle_fast_byte_dce): New function.
20965 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20966 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20968 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20971 * gcc.h: Added fortran options that take arguments to
20972 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20975 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20977 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20978 scalarization if on the LHS and not a full access.
20980 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20982 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20984 2008-04-18 Rafael Espíndola <espindola@google.com>
20986 * tree-vrp.c (find_case_label_index): Fix the binary search.
20987 (find_case_label_range): New.
20988 (vrp_visit_switch_stmt): Use find_case_label_range.
20989 (simplify_switch_using_ranges): Use find_case_label_range.
20991 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20993 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20994 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20996 2008-04-18 Tom Tromey <tromey@redhat.com>
20999 * doc/cpp.texi (Implementation-defined behavior): Mention
21002 2008-04-18 Ian Lance Taylor <iant@google.com>
21004 * fold-const.c (pointer_may_wrap_p): New static function.
21005 (fold_comparison): Add another test for pointer overflow. Use
21006 pointer_may_wrap_p to disable some false positives.
21008 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21010 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21011 (fname_as_string): Match updated cpp_interpret_string prototype.
21012 (fix_string_type): Support char16_t* and char32_t*.
21013 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21014 derivative) nodes. Register as builtin if C++0x.
21015 (c_parse_error): Support CPP_CHAR{16,32}.
21016 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21017 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21018 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21019 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21020 CTI_CHAR32_ARRAY_TYPE>: New elements.
21021 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21022 char32_type_node, signed_char32_type_node, char16_array_type_node,
21023 char32_array_type_node): New defines.
21024 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21025 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21026 (lex_string): Support CPP_STRING{16,32}, match updated
21027 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21028 (lex_charconst): Support CPP_CHAR{16,32}.
21029 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21030 and CPP_STRING{16,32}.
21032 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21035 * aclocal.m4: Regenerate.
21036 * configure: Regenerate.
21038 2008-04-18 Jan Hubicka <jh@suse.cz>
21040 * except.c (dw2_size_of_call_site_table,
21041 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21043 * cgraphbuild.c (build_cgraph_edges): Update.
21044 * tree-pass.h: Update comment.
21045 * final.c (leaf_function_p): Update.
21046 (leaf_renumber_regs): Update.
21047 (rest_of_clean_state): Update.
21048 * omp-low.c (expand_omp_parallel): Update.
21049 * ipa-reference.c (analyze_function): Update.
21050 * reorg.c (find_end_label): Update.
21051 (optimize_skip): Update.
21052 (fill_simple_delay_slots): Update.
21053 (fill_simple_delay_slots): Update.
21054 (make_return_insns): Update.
21055 (dbr_schedule): Update.
21056 * gimple-low.c (record_vars_into): Update.
21057 * cfgbuild.c (make_edges): Update.
21058 * function.c (assign_stack_local): Update.
21059 (assign_parm_adjust_stack_rtl): Update.
21060 (locate_and_pad_parm): Update.
21061 (allocate_struct_function): Do not initialize stack_alignment_needed
21062 and preferred_stack_boundary here.
21063 (stack_protect_prologue): Update.
21064 (stack_protect_epilogue): Update.
21065 (expand_function_start): Initialize stack_alignment_needed,
21066 preferred_stack_boundary and max_jumptable_ents.
21067 (expand_function_end): Update.
21068 (free_after_compilation): Do not NULLify epilogue_delay_list.
21069 * function.h (struct rtl_data): Add stack_protect_guard,
21070 stack_alignment_needed,
21071 preferred_stack_boundary, epilogue_delay_list.
21072 (struct function): Remove value_histograms, stack_alignment_needed,
21073 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21075 unexpanded_var_list, stack_protect_guard.
21076 (current_function_epilogue_delay_list): Remove.
21077 * ipa-type-escape.c (analyze_function): Update.
21078 * gimplify.c (pop_gimplify_context): Update comment.
21079 * calls.c (expand_call): Update.
21080 (emit_library_call_value_1): Update.
21081 * except.c (set_nothrow_function_flags): Update.
21082 * cfgexpand.c (get_decl_align_unit): Update.
21083 (create_stack_guard): Update.
21084 (estimated_stack_frame_size): Update.
21085 (expand_used_vars): Update.
21086 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21087 * explow.c (allocate_dynamic_stack_space): Update.
21088 * tree-ssa-live.c (remove_unused_locals): Update.
21089 * varasm.c (mark_constant_pool): Update.
21090 * tree-inline.c (remap_decls): Update.
21091 (initialize_cfun): Update.
21092 (declare_return_variable): Update.
21093 (inline_forbidden_p): Update.
21094 (expand_call_inline): Update.
21095 (declare_inline_vars): Update.
21096 (tree_function_versioning): Update.
21097 * tree-flow.h (value_histograms): New.
21098 (VALUE_HISTOGRAMS): New macro.
21099 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21101 * tree-cfg.c (set_bb_for_stmt): Update.
21102 (replace_by_duplicate_decl): Update.
21103 (move_block_to_fn): Update.
21104 (new_label_mapper): Update.
21105 (dump_function_to_file): Update.
21106 * ipa-struct-reorg.c (build_data_structure): Update.
21107 * cfgrtl.c (print_rtl_with_bb): Update.
21108 * reload1.c (reload): Update.
21110 * config/i386/i386.c (setup_incoming_varargs_64,
21111 ix86_compute_frame_layout): Update.
21112 * config/arc/arc.c (arc_output_function_epilogue): Update.
21114 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21116 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21117 for FreeBSD as well.
21118 * gthr-posix95.h: Likewise.
21120 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21122 PR rtl-optimization/35838
21123 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21124 out the byte offset of the first subreg.
21126 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21128 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21129 to split_ti instead of three separate calls with single member arrays.
21130 (subti3 splitter): Ditto.
21131 (adddi3 splitter): Ditto with split_di.
21132 (subdi3 splitter): Ditto.
21133 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21134 two separate calls with single member arrays. Swap match_dup
21135 operands 1 and 2 to better fit into the array.
21136 (negdi2 splitter): Ditto with split_di.
21137 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21138 two separate calls with single member arrays. Swap match_dup operands
21139 6 and 7 to better fit into the array.
21141 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21143 * config/i386/i386.c (sse_builtin_type): New.
21144 (bdesc_sse_args): Likewise.
21145 (bdesc_sse_3arg): Removed.
21146 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21147 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21148 IX86_BUILTIN_ROUNDPS.
21149 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21150 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21151 IX86_BUILTIN_ROUNDPS.
21152 (ix86_expand_sse_4_operands_builtin): Removed.
21153 (ix86_expand_sse_operands_builtin): New.
21154 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21155 and CODE_FOR_sse4_1_roundps.
21156 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21157 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21159 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21162 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21163 regs before frame pop when needed. If use_backchain_to_restore_sp
21164 then load backchain into a temp reg to restore vr and vrsave. Add
21165 code to restore vr after frame pop if possible.
21167 2008-04-17 Richard Guenther <rguenther@suse.de>
21169 * tree-vn.c (expressions_equal_p): Do not check type
21170 equality or compatibility before calling operand_equal_p.
21171 * fold-const.c (operand_equal_p): Check equivalence of
21172 integer constants before bailing out due to signedness or
21173 precision differences.
21174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21175 spurious differences in type qualification. Ignore types
21176 for COMPONENT_REFs at all.
21178 2008-04-17 Christian Bruel <christian.bruel@st.com>
21180 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21181 msw_skip comparison.
21183 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21186 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21189 PR tree-optimization/35899
21190 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21191 rather than TREE_OPERAND.
21193 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21196 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21197 temporary registers. Change operand predicate to general_operand.
21198 (remainderxf3): Ditto.
21200 2008-04-16 Richard Guenther <rguenther@suse.de>
21202 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21203 * tree-affine.c (aff_combination_expand): Look through some
21206 2008-04-15 Doug Kwan <dougkwan@google.com>
21208 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21210 * tree-pretty-print.c (dump_generic_node): Ditto.
21211 * final.c (output_addr_const): Ditto.
21212 * dwarf2out.c (output_cfi): Ditto.
21213 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21214 * print-rtl.c (print_rtx): Ditto.
21215 * print-tree.c (print_node_brief, print_node): Ditto.
21216 * c-common.c (match_case_to_enum_1): Ditto.
21217 * sched-vis.c (print_value): Ditto.
21218 * config/i386/i386.c (print_operand): Cast to long unsigned int
21221 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21222 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21223 MS Windows VirtualProtect function.
21225 2008-04-15 Jan Hubicka <jh@suse.cz>
21227 * gengtype.c (write_root): Param_is argument is OK.
21228 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21229 * function.h: Include varray.h
21230 (rtl_eh): New stucture based on except.c one.
21231 (call_site_record): New forward declaration and vector type.
21232 * calls.c (emit_call_1): Do not call
21233 note_current_region_may_contain_throw.
21234 * except.c (eh_status): Remove cur_region, try_region since they are
21236 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21237 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21238 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21239 Remove call_site_data_used, call_site_data_size.
21240 Turn call_site_record into vector in function.h.
21241 (note_current_region_may_contain_throw): Remove.
21242 (get_exception_pointer, get_exception_filter): Do not take struct
21243 function argument; update.
21244 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21245 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21246 build_post_landing_pads, dw2_build_landing_pads,
21247 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21248 sjlj_emit_function_enter, sjlj_emit_function_enter,
21249 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21250 sjlj_build_landing_pads, finish_eh_generation,
21251 remove_exception_handler_label, remove_eh_handler,
21252 maybe_remove_eh_handler, add_reachable_handler,
21253 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21254 add_action_record, collect_one_action_chain, add_call_site,
21255 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21256 sjlj_output_call_site_table, output_function_exception_table,
21257 * except.h (note_current_region_may_contain_throw): Remove
21258 (get_exception_pointer, get_exception_filter): Do not take struct
21260 * Makefile.in (GTFILES): Put varargs before struct function.
21262 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21264 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21265 punt for STRING_CST.
21266 (get_constraint_for): Deal with STRING_CST here instead.
21268 2008-04-15 Richard Guenther <rguenther@suse.de>
21270 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21271 statements in a basic-block with a backward walk. Do not
21272 substitute into dead statements but instead remove those.
21274 2008-04-15 Richard Guenther <rguenther@suse.de>
21276 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21277 to zero, thus disable creation of SFTs.
21279 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21281 * tree-predcom.c (suitable_reference_p): Return false if the
21282 reference can throw.
21284 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21287 * c-decl.c (finish_decl): If extern or static var has variable
21288 size, set TREE_TYPE (decl) to error_mark_node.
21290 2008-04-15 Rafael Espíndola <espindola@google.com>
21292 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21295 2008-04-15 Richard Guenther <rguenther@suse.de>
21297 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21298 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21299 (visit_reference_op_load): Do walk vuse-vdef chains on
21300 vn_reference_lookup.
21301 (visit_reference_op_store): But do not here.
21302 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21303 vn_reference_lookup.
21304 (vn_lookup_with_vuses): But do so here.
21306 2008-04-14 Ian Lance Taylor <iant@google.com>
21308 * fold-const.c (fold_overflow_warning): Remove assertion.
21310 2008-04-15 Ben Elliston <bje@au.ibm.com>
21312 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21313 temp1 local variables.
21315 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21318 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21319 ".text.unlikely" section as executable.
21321 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21323 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21324 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21325 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21326 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21327 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21328 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21329 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21331 2008-04-14 Ian Lance Taylor <iant@google.com>
21333 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21334 * fold-const.c (fold_comparison): If appropriate, test
21335 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21336 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21337 reassociating a pointer type.
21338 * doc/invoke.texi (Optimize Options): Document that
21339 -fstrict-overflow applies to pointer wraparound.
21341 2008-04-13 Jan Hubicka <jh@suse.cz>
21343 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21345 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21347 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21348 we are going to "save the world".
21350 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21352 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21353 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21354 operand 0 constraint, not "=".
21356 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21358 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21360 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21362 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21363 of size of positions_needed * CHAR_BIT.
21365 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21367 PR middle-end/35897
21368 * dse.c (store_info): Change positions_needed to unsigned
21370 (lowpart_bitmask): New.
21371 (record_store): Cast to unsigned HOST_WIDE_INT for
21372 positions_needed. Assert width <= size of positions_needed *
21373 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21374 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21375 lowpart_bitmask to set mask.
21377 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21379 * config/bfin/constraints.md: New file.
21380 * config/bfin/bfin.md: Include it.
21381 (adddi3): Use satisfies_constraint functions instead of the old macros.
21382 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21383 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21384 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21385 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21386 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21387 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21388 EXTRA_CONSTRAINT): Delete.
21389 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21390 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21392 * config/bfin/bfin.c: Include "tm-constrs.h".
21393 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21394 Use satisfies_constraint functions instead of the old macros.
21395 * doc/md.texi (Blackfin Constraints): Update file name reference.
21397 2008-04-11 Richard Guenther <rguenther@suse.de>
21399 PR tree-optimization/35869
21400 * tree-vrp.c (execute_vrp): Move switch statement update after
21401 jump threading. Schedule another cfg cleanup run.
21403 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21406 * attribs.c (decl_attributes): Return early on errorneous node.
21408 2008-04-10 Oleg Ryjkov <olegr@google.com>
21410 * tree.h (struct tree_base): Added a new flag default_def_flag.
21411 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21413 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21415 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21417 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21420 * pa.md: Define mode iterator P. Define mode attribute dwc.
21421 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21422 (icacheflush): Likewise.
21423 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21424 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21426 2008-04-11 Ben Elliston <bje@au.ibm.com>
21428 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21430 2008-04-10 Rafael Espíndola <espindola@google.com>
21432 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21433 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21434 (extract_range_from_expr): The same.
21436 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21438 * config/mips/mips.md (GPR2): New mode iterator.
21439 (seq): Add comment.
21440 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21441 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21442 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21443 Rewrite these to take two modes, the mode of comparison and the
21444 mode of the destination.
21445 * config/mips/mips.c (mips_expand_scc): Instead of having
21446 paradoxical subreg as destination, expand "narrowing" scc if mode
21447 of comparison is SI and target is requested in DI mode.
21448 (mips_emit_int_order_test): Update comment. Make mode of
21449 comparison match CMP0 rather than TARGET. When creating inverse
21450 target use mode of TARGET.
21452 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21454 * gcov-dump.c (tag_summary): Only print summaries for the first
21455 GCOV_COUNTERS_SUMMABLE counters.
21457 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21459 * config/i386/i386.md (absneg): New code iterator.
21460 (absnegprefix): New code attribute.
21461 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21462 patterns using absneg code iterator.
21463 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21464 using absneg code iterator.
21465 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21466 *neg<mode>2 patterns using absneg code iterator.
21467 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21468 *negextendsfdf2 patterns using absneg code iterator.
21469 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21470 *negextendsfxf2 patterns using absneg code iterator.
21471 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21472 *negextendsfdf2 patterns using absneg code iterator.
21473 * config/i386/sse.md (<code><mode>2): Macroize expander from
21474 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21476 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21478 * config/s390/s390.h: Remove the remains of the recent search
21479 & replace action of current_function_outgoing_args_size.
21481 2008-04-10 Ira Rosen <irar@il.ibm.com>
21483 PR tree-optimization/35821
21484 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21485 NEW_STMT_LIST is not NULL.
21487 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21490 * toplev.c (process_options): Remove -ffunction-sections debugging
21493 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21495 PR middle-end/PR28690
21496 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21497 than gen_rtx_fmt_ee to perform more canonicalizations.
21499 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21502 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21504 2008-04-09 Richard Guenther <rguenther@suse.de>
21506 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21507 (dump_function_to_file): Dump function arguments with types.
21509 2008-04-08 Richard Guenther <rguenther@suse.de>
21511 * fold-const.c (fold_widened_comparison): Do not allow
21512 sign-changes that change the result.
21514 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21517 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21518 kinds of indirect references.
21520 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21522 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21523 GNU Fortran language string.
21525 2008-04-08 Rafael Espíndola <espindola@google.com>
21527 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21528 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21529 * tree.h (tree_call_nonnegative_warnv_p): New.
21531 2008-04-08 Jan Hubicka <jh@suse.cz>
21533 * function.c (free_after_compilation): Clear out regno_reg_rtx
21536 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21539 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21541 PR middle-end/PR28690
21542 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21543 same precedence as REG_POINTER and MEM_POINTER operands.
21545 2008-04-08 Richard Guenther <rguenther@suse.de>
21547 PR middle-end/35834
21548 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21549 for adding index to base.
21551 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21553 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21554 (MINGW_ENABLE_EXECUTE_STACK): New.
21555 (IN_LIBGCC2): For libgcc include windows.h file for
21556 function declarations.
21558 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21560 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21561 and tem2 if tem1 is not a REG or MULT.
21563 2008-04-08 Jan Hubicka <jh@suse.cz>
21565 * function.h (incomming_args): Break out of struct function.
21566 (function_subsections): Break out of struct function.
21567 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21568 return_rtx and hard_reg_initial_vals from struct function.
21569 Kill inl_max_label_num.
21570 (current_function_pops_args, current_function_args_info,
21571 current_function_args_size, current_function_args_size,
21572 current_function_pretend_args_size,
21573 current_function_outgoing_args_size,
21574 current_function_internal_arg_pointer, current_function_return_rtx):
21575 Kill compatibility accestor macros.
21576 * builtins.c (expand_builtin_apply_args_1): Update.
21577 (expand_builtin_next_arg): Update.
21578 * df-scan.c (df_get_call_refs): Update.
21579 * dbxout.c (dbxout_function_end): Update.
21580 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21581 (output_line_info): Update.
21582 (secname_for_decl): Update.
21583 (dwarf2out_var_location): Update.
21584 * function.c (free_after_compilation): Update.
21585 (assign_parm_find_stack_rtl): Update.
21586 (assign_parms): Update.
21587 (expand_dummy_function_end): Update.
21588 (expand_function_end): Update.
21589 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21590 (expand_call): Update.
21591 (emit_library_call_value_1): Update.
21592 (store_one_arg): Update.
21593 * varasm.c (initialize_cold_section_name): Update.
21594 (unlikely_text_section): Update.
21595 (unlikely_text_section_p): Update.
21596 (assemble_start_function): Update.
21597 (assemble_end_function): Update.
21598 (default_section_type_flags): Update.
21599 (switch_to_section): Update.
21600 * integrate.c (set_decl_abstract_flags): Update.
21601 (get_hard_reg_initial_val): Update.
21602 (has_hard_reg_initial_val): Update.
21603 (allocate_initial_values): Update.
21604 * resource.c (init_resource_info): Update.
21605 * config/alpha/alpha.c (NUM_ARGS): Update.
21606 (direct_return): Update.
21607 (alpha_va_start): Update.
21608 (alpha_sa_size): Update.
21609 (alpha_initial_elimination_offset): Update.
21610 (alpha_expand_prologue): Update.
21611 (alpha_start_function): Update.
21612 (alpha_expand_epilogue): Update.
21613 (unicosmk_initial_elimination_offset):
21614 * config/alpha/alpha.md (call expander): Update.
21615 * config/s390/s390.c (s390_register_info): Update.
21616 (s390_register_info): Update.
21617 (s390_frame_info): Update.
21618 (s390_initial_elimination_offset): Update.
21619 (s390_build_builtin_va_list): Update.
21620 (s390_va_start): Update.
21621 * config/spu/spu.c (direct_return): Update.
21622 (spu_expand_prologue): Update.
21623 (spu_initial_elimination_offset): Update.
21624 (spu_build_builtin_va_list): Update.
21625 (spu_va_start): Update.
21626 * config/sparc/sparc.c (sparc_init_modes): Update.
21627 (sparc_compute_frame_size): Update.
21628 (function_value): Update.
21629 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21630 * config/i386/i386.md (return expander): Update.
21631 * config/i386/i386.c (ix86_va_start): Update.
21632 (ix86_can_use_return_insn_p): Update.
21633 (ix86_compute_frame_layout): Update.
21634 (ix86_expand_epilogue): Update.
21635 * config/sh/sh.c (output_stack_adjust): Update.
21636 (calc_live_regs): Update.
21637 (sh_expand_prologue): Update.
21638 (sh_builtin_saveregs): Update.
21639 (sh_va_start): Update.
21640 (initial_elimination_offset): Update.
21641 (sh_allocate_initial_value): Update.
21642 (sh_function_ok_for_sibcall): Update.
21643 (sh_get_pr_initial_val): Update.
21644 * config/sh/sh.md (return expander): Update.
21645 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21646 * config/crx/crx.c (crx_compute_frame): UPdate.
21647 (crx_initial_elimination_offset): UPdate.
21648 * config/xtensa/xtensa.c (compute_frame_size): Update
21649 (xtensa_builtin_saveregs): Update.
21650 (xtensa_va_start): Update.
21651 (order_regs_for_local_alloc): Update.
21652 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21653 (xstormy16_expand_builtin_va_start): Update.
21654 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21655 * config/m68hc11/m68hc11.md (return expanders): Update.
21656 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21657 (expand_epilogue): Update.
21658 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21659 (cris_simple_epilogue): Update.
21660 (cris_expand_prologue): Update.
21661 (cris_expand_epilogue): Update.
21662 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21663 (compute_frame_size): Update.
21664 * config/mt/mt.c (mt_compute_frame_size): Update.
21665 * config/mn10300/mn10300.c (expand_prologue): Update.
21666 (expand_epilogue): Update.
21667 (initial_offset): Update.
21668 (mn10300_builtin_saveregs):
21669 * config/mn10300/mn10300.md (return expander): Update.
21670 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21671 (ia64_initial_elimination_offset): Update.
21672 (ia64_initial_elimination_offset): Update.
21673 (ia64_expand_prologue): Update.
21674 * config/m68k/m68k.md (return expander): Update.
21675 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21676 (rs6000_stack_info): Update.
21677 * config/mcore/mcore.c (layout_mcore_frame): Update.
21678 (mcore_expand_prolog): Update.
21679 * config/arc/arc.c (arc_compute_frame_size): Update.
21680 * config/score/score3.c (score3_compute_frame_size): Update.
21681 * config/score/score7.c (score7_compute_frame_size): Update.
21682 * config/arm/arm.c (use_return_insn): Update.
21683 (thumb_find_work_register): Update.
21684 (arm_compute_save_reg_mask): Update.
21685 (arm_output_function_prologue): Update.
21686 (arm_output_epilogue): Update.
21687 (arm_size_return_regs): Update.
21688 (arm_get_frame_offsets): Update.
21689 (arm_expand_prologue): Update.
21690 (thumb_exit): Update.
21691 (thumb_unexpanded_epilogue): Update.
21692 (thumb1_output_function_prologue): Update.
21693 * config/pa/pa.md (return expander): Update.
21694 * config/pa/pa.c (compute_frame_size): Update.
21695 (hppa_builtin_saveregs): Update.
21696 * config/mips/mips.c (mips_va_start): Update.
21697 (mips16_build_function_stub): Update.
21698 (mips_compute_frame_info): Update.
21699 (mips_restore_gp): Update.
21700 (mips_output_function_prologue): Update.
21701 (mips_expand_prologue): Update.
21702 * config/v850/v850.c (compute_frame_size): Update.
21703 (expand_prologue): * config/mmix/mmix.c (along): update.
21704 (mmix_initial_elimination_offset): update.
21705 (mmix_reorg): update.
21706 (mmix_use_simple_return): update.
21707 (mmix_expand_prologue): update.
21708 (mmix_expand_epilogue): Update.
21709 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21710 (emit_link_insn): Update.
21712 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21714 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21715 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21717 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21720 2008-04-07 Jan Hubicka <jh@suse.cz>
21722 * function.h (rtl): Rename to x_rtl.
21723 (crtl): New define.
21724 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21725 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21726 used_temp_slots avail_temp_slots, temp_slot_level,
21727 nonlocal_goto_handler_labels): Update accesstors.
21728 (rtl): New global variable.
21729 (struct function): Move some fileds to rtl_data.
21730 (get_arg_pointer_save_area): Update prototype.
21731 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21732 get_arg_pointer_save_area.
21733 * expr.c (init_expr): Update
21734 * function.c (get_frame_size): Update
21735 (assign_stack_local): Update
21736 (expand_function_end): Update.
21737 (get_art_pointer_save_area): Update
21739 * emit-rtl.c (rtl): Declare.
21740 (regno_reg_rtx): Declare.
21741 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21743 (gen_reg_rtx): Update.
21744 * varasm.c (n_deferred_constatns): Update accestor.
21745 (init_varasm_status): Do not allocate varasm_status.
21746 (force_const_mem, get_pool_size, output_constant_pool): Update.
21747 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21748 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21749 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21750 * sparc/sparc.h (INIT_EXPANDERS): Update.
21751 * ia64/ia64.h (INIT_EXPANDERS): Update.
21753 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21755 * reload.c (push_secondary_reload): Add missing break to for loop.
21757 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21759 PR middle-end/PR28690
21760 * rtlanal.c: Update copyright years.
21761 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21762 as REG_POINTER and MEM_POINTER operands.
21763 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21764 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21765 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21766 * gcse.c: Update copyright years.
21767 (pre_delete): Call gen_reg_rtx_and_attrs.
21768 (hoist_code): Likewise.
21769 (build_store_vectors): Likewise.
21770 (delete_store): Likewise.
21771 * loop-invariant.c (move_invariant_reg): Likewise.
21772 Update copyright years.
21774 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21776 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21777 control string instead of quoted.
21779 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21781 * doc/rtl.texi: Rewrite of subreg section.
21783 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21786 * config/i386/i386.c (legitimize_pic_address): Add treating
21787 of dllimport SYM_REF's.
21788 (legitimize_dllimport_symbol): Add prototype.
21790 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21792 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21793 reference in constructor with non self-referential type.
21795 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21797 Removal of Return with Depressed Stack Pointer support
21798 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21799 (ECF_SP_DEPRESSED): Likewise.
21800 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21801 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21802 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21803 (expand_call): Do not test ECF_SP_DEPRESSED.
21804 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21805 * function.c (keep_stack_depressed): Delete.
21806 (handle_epilogue_set): Likewise.
21807 (update_epilogue_consts): Likewise.
21808 (emit_equiv_load): Likewise.
21809 (thread_prologue_and_epilogue_insns): Remove support for Return with
21810 Depressed Stack Pointer.
21811 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21813 2008-04-06 Richard Guenther <rguenther@suse.de>
21815 PR tree-optimization/35400
21816 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21817 information from SSA_NAMEs.
21819 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21821 * config/avr/avr.h (avr_mega_p): Remove declaration.
21822 (AVR_MEGA): Remove macro.
21823 * config/avr/avr.c (avr_mega_p): Remove variable.
21824 (avr_override_options): Remove inicializion of avr_mega_p.
21825 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21826 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21827 (avr_jump_mode): (Ditto.).
21828 (avr_output_progmem_section_asm_op): (Ditto.).
21829 (avr_asm_init_sections): (Ditto.).
21830 (avr_asm_init_sections): (Ditto.).
21831 (avr_rtx_costs): (Ditto.).
21832 * config/avr/avr.md: (Ditto.).
21833 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21836 2008-04-06 Richard Guenther <rguenther@suse.de>
21838 PR tree-optimization/35842
21839 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21840 is_gimple_invariant_address.
21842 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21844 * gcc.c (default_compilers): Sync Fortran extensions list with
21845 that in fortran/lang-specs.h.
21846 * doc/invoke.texi: Likewise.
21847 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21848 * dwarf2out.c (gen_compile_unit_die): Likewise.
21850 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21852 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21854 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21857 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21858 attribute is used for nested functions.
21860 2008-04-05 Jan Hubicka <jh@suse.cz>
21862 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21864 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21866 (dump_files): Update.
21867 (enable_rtl_dump_file): Do not accept letter argument.
21868 * tree-pass.h (dump_file_info): Remove letter argument.
21869 * toplev.c (decode_d_option): Update -da handling.
21870 * toplev.h (enable_rtl_dump_file): Update prototype.
21871 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21872 it out based on pass type.
21873 (register_dump_files_1): Likewise.
21874 (init_optimization_passes): Update register_one_dump_file calls.
21875 (execute_one_pass): Sanity check that IPA passes are called at IPA
21876 level and RTL passes at RTL level.
21877 (execute_pass_list): IPA pass can not be after or subpass of
21879 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21880 disallov RTL subpasses of IPA subpasses.
21882 2008-04-05 Ben Elliston <bje@au.ibm.com>
21884 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21885 builtins that return exactly once and do not throw. Cache call to
21888 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21890 PR rtl-optimization/34916
21891 PR middle-end/35519
21892 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21893 between instruction pairs.
21895 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21897 * doc/invoke.texi: Document -mbitops for SH.
21898 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21899 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21900 * config/sh/sh.c (print_operand): Add %t operand code.
21901 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21902 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21903 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21904 (extendqihi2): Likewise.
21905 (movqi_i): Likewise.
21906 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21907 (extv): Use bld instruction for SH2A if possible.
21909 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21910 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21911 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21912 (bset.b, bclr.b): Define peepholes.
21913 * config/sh/sh.opt (mbitops): New option.
21915 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21918 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21919 and view convert expression.
21921 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21924 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21926 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21928 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21930 * config/i386/cpuid.h (bit_AES): New.
21931 (bit_PCLMUL): Likewise.
21933 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21934 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21935 SSE2 if AES or PCLMUL is enabled.
21936 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21937 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21938 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21939 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21940 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21941 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21942 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21943 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21944 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21945 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21946 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21947 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21948 __builtin_ia32_aeskeygenassist128 and
21949 __builtin_ia32_pclmulqdq128.
21950 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21951 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21952 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21954 * config/i386/i386.h (TARGET_AES): New.
21955 (TARGET_PCLMUL): Likewise.
21956 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21958 * config/i386/i386.md (UNSPEC_AESENC): New.
21959 (UNSPEC_AESENCLAST): Likewise.
21960 (UNSPEC_AESDEC): Likewise.
21961 (UNSPEC_AESDECLAST): Likewise.
21962 (UNSPEC_AESIMC): Likewise.
21963 (UNSPEC_AESKEYGENASSIST): Likewise.
21964 (UNSPEC_PCLMUL): Likewise.
21966 * config/i386/i386.opt (maes): New.
21967 (mpclmul): Likewise.
21969 * config/i386/sse.md (aesenc): New pattern.
21970 (aesenclast): Likewise.
21971 (aesdec): Likewise.
21972 (aesdeclast): Likewise.
21973 (aesimc): Likewise.
21974 (aeskeygenassist): Likewise.
21975 (pclmulqdq): Likewise.
21977 * config/i386/wmmintrin.h: New.
21979 * doc/extend.texi: Document AES and PCLMUL built-in function.
21981 * doc/invoke.texi: Document -maes and -mpclmul.
21983 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21985 * function.c (free_after_parsing): Replace with
21986 cxx_push_function_context from C++ front-end.
21987 (allocate_struct_function): Don't call langhook.
21988 * langhooks.h (struct lang_hooks_for_functions): Delete.
21989 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21991 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21992 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21993 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21994 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21995 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21996 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21997 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21999 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22000 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22002 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22005 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22008 2008-04-04 Richard Guenther <rguenther@suse.de>
22010 PR middle-end/35823
22011 * fold-const.c (optimize_minmax_comparison): Use the correct
22012 type for the constant in the simplified comparison.
22014 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22016 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22017 Pass L2 size as "--param l2-cache-size" to the compiler.
22018 (decode_l2_cache): New function to decode L2 cache parameters using
22019 0x8000006 extended cpuid function.
22020 (detect_caches_amd): Determine parameters of L2 cache using
22021 decode_l2_caches function.
22022 (decode_caches_intel): Decode L2 cache parameters.
22023 (detect_caches_intel): Determine L2 cache parameters using
22024 decode_caches_intel and decode_l2_caches functions.
22026 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22028 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22029 secondary input reload for subword loads from the constant pool.
22031 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22034 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22035 constants of the appropriate size for runtime calculations.
22038 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22039 decimal-float literal constant zero.
22041 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22044 * c-parser.c (c_parser_omp_atomic): Call
22045 default_function_array_conversion on the RHS.
22047 PR middle-end/35818
22048 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22049 call is_variable_sized if decl has incomplete type.
22051 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22053 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22055 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22057 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22059 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22060 (sgt<u>): Merge sgt and sgtu into new expander.
22061 (sgt, sgtu): Remove expanders.
22062 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22063 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22064 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22065 *sgtu_<mode>_mips16 into new pattern.
22066 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22067 (sge<u>): Merge sge and sgeu into new expander.
22068 (sge, sgeu): Remove expanders.
22069 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22071 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22072 (slt<u>): Merge slt and sltu into new expander.
22073 (slt, sltu): Remove expanders.
22074 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22075 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22076 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22077 *sltu_<mode>_mips16 into new pattern.
22078 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22079 (sle<u>): Merge sle and sleu into new expander.
22080 (sle, sleu): Remove expanders.
22081 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22082 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22083 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22084 *sleu_<mode>_mips16 into new pattern.
22085 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22087 2008-04-03 Jan Hubicka <jh@suse.cz>
22089 PR tree-optimization/35795
22090 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22091 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22092 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22093 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22094 * score/score3.c (score3_output_mi_thunk): Likewise.
22095 * score/score7.c (score7_output_mi_thunk): Likewise.
22096 * mips/mips.c (mips_output_mi_thunk): Likewise.
22098 2008-04-03 Richard Guenther <rguenther@suse.de>
22100 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22101 conversions. Simplify code.
22103 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22105 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22107 2008-04-03 Tom Tromey <tromey@redhat.com>
22108 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22110 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22111 * config/bfin/t-bfin-linux (generated_files): Add
22112 linux-sysroot-suffix.h.
22113 * doc/install.texi (Prerequisites): Require make 3.80.
22114 * doc/sourcebuild.texi (Front End Directory): Document new
22116 * Makefile.in (generated_files): New variable.
22117 (ALL_HOST_OBJS): New variable.
22118 ($(ALL_HOST_OBJS)): New target.
22120 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22122 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22123 (remap_block): Call id->transform_lang_insert_block instead
22125 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22126 Set id.transform_lang_insert_block to NULL.
22127 (clone_body): Move to cp/optimize.c
22128 * tree-inline.h (struct copy_body_data): Change
22129 transform_lang_insert_block to function pointer.
22130 (copy_generic_body, copy_decl_no_change): Export.
22131 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22132 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22133 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22135 * c-tree.h (insert_block): Kill.
22136 * c-decl.c (insert_block): Kill.
22138 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22140 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22141 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22142 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22144 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22145 argument, call {push,pop}_function_context from here.
22146 * c-parser.c: Use c_{push,pop}_function_context.
22148 * function.c (push_function_context_to): Move meat ...
22149 (push_function_context): ... here. Simplify.
22150 * function.c (pop_function_context_from): Move meat ...
22151 (pop_function_context): ... here. Simplify.
22152 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22154 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22155 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22156 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22157 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22159 2008-04-03 Ben Elliston <bje@au.ibm.com>
22161 * expmed.c (extract_force_align_mem_bit_field): Remove.
22163 2008-04-03 Richard Guenther <rguenther@suse.de>
22165 PR middle-end/35800
22166 * expr.h (try_casesi): Adjust prototype.
22167 * expr.c (try_casesi): Take fallback label as extra parameter.
22168 Use that for gen_casesi if default_label is NULL.
22169 * stmt.c (expand_case): Pass fallback label to try_casesi,
22170 make sure to fill gaps with a fallback label if default_label
22173 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22176 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22178 2008-04-03 Ben Elliston <bje@au.ibm.com>
22180 * expmed.c (extract_split_bit_field): Remove if (0) code.
22181 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22182 (do_ds_constraint): Likewise.
22184 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22186 * doc/cppopts.texi (-dU): Document.
22187 * c-common.h (flag_dump_macros): Update comment.
22188 * c-opts.c (handle_OPT_d): Handle -dU.
22189 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22190 dump_queued_macros, cb_used_define, cb_used_undef): New.
22191 (init_pp_output): Handle -dU.
22192 (cb_line_change): Call dump_queued_macros.
22193 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22195 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22197 * config/avr/predicates.md (io_address_operand): New predicate.
22198 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22199 * config/avr/avr.c (avr_io_address_p): Remove function.
22200 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22201 'avr_io_address_p' function.
22202 (out_movhi_r_mr): (Ditto.).
22203 (out_movqi_mr_r): (Ditto.).
22204 (out_movhi_mr_r): (Ditto.).
22205 (avr_address_cost): (Ditto.).
22207 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22209 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22210 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22211 in 32bit mode when XMM registers are available to avoid store
22213 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22214 corresponding post-reload splitters.
22216 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22218 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22219 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22220 __builtin_ia32_roundss.
22221 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22222 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22223 __builtin_ia32_roundss.
22224 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22225 IX86_BUILTIN_SHUFPD here.
22227 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22229 * config/i386/i386.md (plogic): New.
22230 (plogicprefix): Likewise.
22232 * config/i386/mmx.md (mmx_<code><mode>3): New.
22233 (mmx_and<mode>3): Removed.
22234 (mmx_ior<mode>3): Likewise.
22235 (mmx_xor<mode>3): Likewise.
22237 * config/i386/sse.md (<code><mode>3): New.
22238 (*<code><mode>3): Likewise.
22239 (*<code><mode>3): Likewise.
22240 (<code><mode>3): Likewise.
22241 (*sse_<code><mode>3): Likewise.
22242 (*sse2_<code><mode>3): Likewise.
22243 (<code>tf3): Likewise.
22244 (*<code>tf3): Likewise.
22245 (and<mode>3): Likewise.
22246 (*and<mode>3): Likewise.
22247 (ior<mode>3): Removed.
22248 (*ior<mode>3): Likewise.
22249 (xor<mode>3): Likewise.
22250 (*xor<mode>3): Likewise.
22251 (*and<mode>3): Likewise.
22252 (*ior<mode>3): Likewise.
22253 (*xor<mode>3): Likewise.
22254 (and<mode>3): Likewise.
22255 (*sse_and<mode>3): Likewise.
22256 (*sse2_and<mode>3): Likewise.
22257 (andtf3): Likewise.
22258 (*andtf3): Likewise.
22259 (ior<mode>3): Likewise.
22260 (*sse_ior<mode>3): Likewise.
22261 (*sse2_ior<mode>3): Likewise.
22262 (iortf3): Likewise.
22263 (*iortf3): Likewise.
22264 (xor<mode>3): Likewise.
22265 (*sse_xor<mode>3): Likewise.
22266 (*sse2_xor<mode>3): Likewise.
22267 (xortf3): Likewise.
22268 (*xortf3): Likewise.
22270 2008-04-02 Richard Guenther <rguenther@suse.de>
22272 PR tree-optimization/14495
22273 PR tree-optimization/34793
22274 * tree-vrp.c (struct switch_update): New structure.
22275 (to_remove_edges, to_update_switch_stmts): New VECs.
22276 (simplify_switch_using_ranges): New function. Remove not taken
22277 case labels and edges.
22278 (simplify_stmt_using_ranges): Call it.
22279 (identify_jump_threads): Mark edges we have queued for removal
22280 so we don't thread them.
22281 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22283 * tree-cfg.c (group_case_labels): Deal with missing default label.
22284 (tree_verify_flow_info): Allow missing default label.
22285 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22286 (emit_case_nodes): Likewise.
22287 (expand_case): Do not rely on the default label to be present.
22288 * expr.c (try_casesi): Deal with NULL default_label.
22289 (do_tablejump): Likewise.
22291 2008-04-02 Richard Guenther <rguenther@suse.de>
22293 PR tree-optimization/14495
22294 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22295 SWITCH_EXPR here ...
22296 (vrp_visit_switch_stmt): ... but here (new function).
22297 (find_case_label_index): New helper function.
22298 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22300 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22302 * fwprop.c: Fix ISO-C99ism.
22304 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22307 * Makefile.in (objdir): Set it here.
22308 * configure.ac: Not here. Find dynamic linker characteristics.
22309 * exec-tool.in: Use them.
22310 * aclocal.m4: Regenerate.
22311 * configure: Regenerate.
22313 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22315 * expr.c (expand_var): Delete it.
22316 * expr.h (expand_var): Delete prototype.
22317 * function.c (expand_function_start): Use expand_decl instead.
22318 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22321 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22323 PR rtl-optimization/35542
22324 * fwprop.c (forward_propagate_and_simplify): Replace
22325 loc_reg_mentioned_in_p with reg_mentioned_p.
22327 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22329 PR rtl-optimization/35281
22330 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22331 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22332 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22333 (varying_mem_p): Move above propagate_rtx.
22334 (all_uses_available_at): Do not check MEMs.
22336 2008-04-02 Rafael Espíndola <espindola@google.com>
22338 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22339 (register_edge_assert_for_2): Split the cond argument.
22340 (register_edge_assert_for_1): Adjust for the change in
22341 register_edge_assert_for_2.
22342 (register_edge_assert_for): Split the cond argument.
22343 (find_switch_asserts): Adjust for the change in
22344 register_edge_assert_for.
22346 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22348 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22349 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22350 offsets for 64-bit mingw.
22351 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22352 abi for x86_64-pc-mingw.
22354 2008-04-02 Richard Guenther <rguenther@suse.de>
22356 * tree-vrp.c (extract_range_from_assert): Make sure to not
22357 produce range min/max with TREE_OVERFOW set.
22358 If merging a anti-range and a range keep the anti-range if
22359 the range covers all values of the type.
22360 (register_edge_assert_for_2): Only allow sign-changing
22361 conversions in detecting canonical range checks. Also
22362 register an assert for the unsigned name if useful.
22364 PR tree-optimization/35787
22365 * tree-vrp.c (vrp_val_max): New function.
22366 (vrp_val_min): Likewise.
22367 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22368 (vrp_val_is_min): Likewise.
22369 (supports_overflow_infinity): Use vrp_val_{min,max}.
22370 (negative_overflow_infinity): Likewise.
22371 (positive_overflow_infinity): Likewise.
22372 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22373 (is_positive_overflow_infinity): Likewise.
22374 (is_overflow_infinity): Likewise.
22375 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22376 vrp_val_is_{min,max}.
22377 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22378 to ranges if possible. Avoid empty ranges.
22380 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22382 PR middle-end/35705
22383 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22384 the expression is a function address.
22386 2008-04-01 George Helffrich <george@gcc.gnu.org>
22388 PR fortran/35154, fortran/23057
22389 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22390 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22391 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22392 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22394 (dbxout_syms): Check for COMMON-based symbol and wrap in
22395 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22396 in bracket for efficiency.
22398 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22399 using DW_TAG_common_block + member offset.
22400 (add_pubname_string): New function.
22401 (dw_expand_expr): New function to find block name and offset for
22403 (common_check): New function to check whether symbol in Fortran COMMON.
22404 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22406 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22409 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22411 2008-04-02 Ben Elliston <bje@au.ibm.com>
22413 * config/v850/v850.md (casesi): Remove if (0) code.
22414 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22415 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22417 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22419 * config/i386/i386.md (rex64suffix): New mode attribute.
22420 (floathi<mode>2): Disable expander for SSE math.
22421 (*floathi<mode>2_1): New insn insn_and_split pattern.
22422 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22423 corresponding post-reload splitters.
22424 (*floathi<mode>2_i387): New macroized insn pattern.
22425 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22426 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22427 insn_and_split pattern.
22428 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22429 New macroized instruction patterns and corresponding post-reload
22431 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22432 and corresponding post-reload splitters.
22433 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22434 New macroized instruction patterns.
22435 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22436 macroized instruction patterns and corresponding post-reload splitters.
22437 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22438 corresponding post-reload splitters.
22439 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22440 New macroized instruction patterns.
22441 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22442 corresponding post-reload splitters.
22443 (*floatsi<mode>2_i387): New macroized instruction patterns.
22445 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22447 * config/i386/i386.md (smaxmin): New.
22448 (umaxmin): Likewise.
22449 (maxminiprefix): Likewise.
22450 (maxminfprefix): Likewise.
22451 (<code><mode>3): Likewise.
22452 (smin<mode>3): Removed.
22453 (smax<mode>3): Likewise.
22455 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22456 (mmx_<code>v4hi3): Likewise.
22457 (mmx_<code>v8qi3): Likewise.
22458 (mmx_smaxv2sf3): Removed.
22459 (mmx_sminv2sf3): Likewise.
22460 (mmx_umaxv8qi3): Likewise.
22461 (mmx_smaxv4hi3): Likewise.
22462 (mmx_uminv8qi3): Likewise.
22463 (mmx_sminv4hi3): Likewise.
22465 * config/i386/sse.md (<addsub><mode>3): New.
22466 (*<addsub><mode>3): Likewise.
22467 (<sse>_vm<addsub><mode>3): Likewise.
22468 (<maxmin><mode>3): Likewise.
22469 (*<maxmin><mode>3_finite): Likewise.
22470 (*<maxmin><mode>3): Likewise.
22471 (<sse>_vm<maxmin><mode>3): Likewise.
22472 (sse3_h<addsub>v4sf3): Likewise.
22473 (sse3_h<addsub>v2df3): Likewise.
22474 (<maxmin>v16qi3): Likewise.
22475 (*<maxmin>v16qi3): Likewise.
22476 (<maxmin>v8hi3): Likewise.
22477 (*<maxmin>v8hi3): Likewise.
22478 (*sse4_1_<maxmin><mode>3): Likewise.
22479 (*sse4_1_<maxmin><mode>3): Likewise.
22480 (add<mode>3): Removed.
22481 (*add<mode>3): Likewise.
22482 (<sse>_vmadd<mode>3): Likewise.
22483 (sub<mode>3): Likewise.
22484 (*sub<mode>3): Likewise.
22485 (<sse>_vmsub<mode>3): Likewise.
22486 (smin<mode>3): Likewise.
22487 (*smin<mode>3_finite): Likewise.
22488 (*smin<mode>3): Likewise.
22489 (<sse>_vmsmin<mode>3): Likewise.
22490 (smax<mode>3): Likewise.
22491 (*smax<mode>3_finite): Likewise.
22492 (*smax<mode>3): Likewise.
22493 (<sse>_vmsmax<mode>3): Likewise.
22494 (sse3_haddv4sf3): Likewise.
22495 (sse3_haddv2df3): Likewise.
22496 (sse3_hsubv4sf3): Likewise.
22497 (sse3_hsubv2df3): Likewise.
22498 (umaxv16qi3): Likewise.
22499 (*umaxv16qi3): Likewise.
22500 (smaxv8hi3): Likewise.
22501 (*smaxv8hi3): Likewise.
22502 (*sse4_1_smax<mode>3): Likewise.
22503 (*sse4_1_umax<mode>3): Likewise.
22504 (uminv16qi3): Likewise.
22505 (*uminv16qi3): Likewise.
22506 (sminv8hi3): Likewise.
22507 (*sminv8hi3): Likewise.
22508 (*sse4_1_smin<mode>3): Likewise.
22509 (*sse4_1_umin<mode>3): Likewise.
22511 2008-04-01 Rafael Espíndola <espindola@google.com>
22513 * tree-cfg.c (verify_expr): remove in_phi.
22514 (verify_stmt): Don't call walk_tree with verify_expr. Use
22515 is_gimple_min_invariant instead of is_gimple_val.
22517 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22519 * doc/include/gpl_v3.texi: Update for manpage generation.
22520 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22522 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22523 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22524 gpl_v3.texi instead of gpl.texi.
22527 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22530 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22532 2008-04-01 Rafael Espíndola <espindola@google.com>
22534 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22535 (extract_code_and_val_from_cond): Use
22536 extract_code_and_val_from_cond_with_ops.
22538 2008-04-01 Jan Hubicka <jh@suse.cz>
22540 * function.c (free_after_compilation): Free epilogue_delay_list.
22541 (prepare_function_start): Assert that previous compilation was freed.
22543 2008-04-01 Jan Hubicka <jh@suse.cz>
22544 Jim Wilson <wilson@tuliptree.org>
22545 Andreas Tobler <andreast@gcc.gnu.org>
22547 PR middle-end/35781
22548 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22549 rtl.emit instead cfun->emit.
22550 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22551 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22553 2008-04-01 Ben Elliston <bje@au.ibm.com>
22555 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22557 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22559 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22561 (fprofile-use): Add var flag_profile_use
22562 * coverage.c (coverage_begin_output): Do not open a gcno file for
22563 output only if -ftest-coverage is set.
22564 Do not add getpwd() to gcda file path.
22565 (build_gcov_info): Check the new flag
22566 flag_profile_datafile_relative_path.
22567 (coverage_init): Use profile_data_prefix.
22568 Read profile counter only if flag_profile_use is set.
22569 * opts.c (common_handle_option): New option fprofile-use=,
22570 fprofile-dir=, fprofile-generate=.
22571 * toplev.c (profile_data_prefix): New variable definition.
22572 * toplev.h (profile_data_prefix): New declaration.
22573 * doc/invoke.tex (Option Summary, Optimization Options):
22576 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22578 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22579 use tmp consistently.
22582 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22583 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22584 UNSPEC_FR_RECIP_APPROX_RES.
22585 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22587 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22590 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22592 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22594 PR middle-end/30186
22595 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22596 element of the vector via a pointer.
22598 2008-03-31 Ian Lance Taylor <iant@google.com>
22600 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22602 2008-03-31 Jan Hubicka <jh@suse.cz>
22604 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22605 get_arg_pointer_save_area.
22606 * expr.c (init_expr): Just clear out rtl.expr.
22607 * function.c (free_after_compilation): Clear out whole RTL structure.
22608 (get_func_frame_size): Merge into ...
22609 (get_frame_size): ... this one.
22610 (assign_stack_local_1): Merge into ...
22611 (assign_stack_local): ... this one.
22612 (expand_function_end): Update call of get_arg_pointer_save_area.
22613 (get_art_pointer_save_area): Remove cfun argument.
22614 * function.h (emit_status): regno_pointer_align does not need length
22615 attribute. Move x_regno_reg_rtx to ...
22616 (regno_reg_rtx): ... new global array.
22617 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22618 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22619 apply_args_value, forced_labels, stack_pointer_delta):
22621 (struct varasm_status): Move here from varasm.c
22622 (struct rtl_data): New. Move here some fields from struct function.
22623 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22624 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22625 used_temp_slots avail_temp_slots, temp_slot_level,
22626 nonlocal_goto_handler_labels): Update accesstors.
22627 (rtl): New global variable.
22628 (struct function): Move some fileds to rtl_data.
22629 (get_arg_pointer_save_area): Update prototype.
22630 * emit-rtl.c (rtl): Declare.
22631 (regno_reg_rtx): Declare.
22632 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22634 (gen_reg_rtx): Update.
22635 (init_virtual_regs): Do not tate emit_status argument.
22636 (init_emit): Do not allocate emit.
22637 * varasm.c (varasm_statuc): Move to function.h.
22638 (n_deferred_constatns): Update accestor.
22639 (init_varasm_status): Do not allocate varasm_status.
22640 (force_const_mem, get_pool_size, output_constant_pool): Update.
22641 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22642 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22644 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22646 PR rtl-optimization/35729
22647 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22650 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22653 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22654 load/store if memory is unaligned.
22655 (*movti_rex64): Likewise.
22657 * config/i386/predicates.md (misaligned_operand): New.
22659 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22662 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22665 2008-03-31 Jan Beulich <jbeulich@novell.com>
22667 * config/ia64/constraints.md: Add 'j' constraint.
22668 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22669 (movdi_internal): Likewise.
22671 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22674 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22676 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22679 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22680 proper error message for the third argument on blendpd and
22683 * config/i386/sse.md (blendbits): New.
22684 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22686 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22688 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22690 2008-03-30 Richard Guenther <rguenther@suse.de>
22692 PR middle-end/31023
22693 * fold-const.c (fold_sign_changed_comparison): Do leave
22694 conversions to base-types alone.
22696 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22698 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22699 the link register if one altivec register is be saved.
22701 2008-03-30 Ben Elliston <bje@au.ibm.com>
22703 * final.c (final_scan_insn): Remove if (0) code.
22705 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22707 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22709 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22711 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22712 of V4SFmode to ix86_binary_operator_ok.
22714 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22716 * config/i386/i386.c (override_options): Initialize
22717 ix86_veclib_handler to ix86_veclibabi_svml when
22718 -mveclibabi=svml is used.
22719 (ix86_veclibabi_svml): New function for SVML ABI style
22720 vectorization support.
22721 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22723 2008-03-28 Rafael Espíndola <espindola@google.com>
22725 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22726 (tree_binary_nonnegative_warnv_p): Make it public.
22727 (tree_single_nonnegative_warnv_p): Make it public.
22728 (tree_invalid_nonnegative_warnv_p): Make it public.
22729 (tree_unary_nonzero_warnv_p): Make it public.
22730 (tree_binary_nonzero_warnv_p): Make it public
22731 (tree_single_nonzero_warnv_p): Make it public.
22732 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22733 (extract_range_from_binary_expr): Split the expr argument.
22734 (extract_range_from_unary_expr): Split the expr argument.
22735 (extract_range_from_comparison): Split the expr argument.
22736 (extract_range_from_expr): Use the new aux functions.
22737 (vrp_evaluate_conditional_warnv): Use
22738 vrp_evaluate_conditional_warnv_with_ops.
22739 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22740 (tree_binary_nonzero_warnv_p): Declare.
22741 (tree_single_nonzero_warnv_p): Declare.
22742 (tree_expr_nonzero_warnv_p): Declare.
22743 (tree_unary_nonnegative_warnv_p): Declare.
22744 (tree_binary_nonnegative_warnv_p): Declare.
22745 (tree_single_nonnegative_warnv_p): Declare.
22746 (tree_invalid_nonnegative_warnv_p): Declare.
22748 2008-03-28 Richard Guenther <rguenther@suse.de>
22750 PR tree-optimization/30317
22751 PR tree-optimization/30911
22752 PR tree-optimization/34793
22753 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22754 (struct assert_locus_d): New member EXPR.
22755 (register_new_assert_for): Add EXPR parameter to support
22756 ASSERT_EXPR <name, expr OP limit>.
22757 (register_edge_assert_for_1): Adjust callers.
22758 (find_assert_locations): Likewise.
22759 (process_assert_insertions_for): Build condition from expression.
22760 (extract_range_from_assert): Handle ASSERT_EXPRs
22761 of the form ASSERT_EXPR <name, expr OP limit>.
22762 (register_edge_assert_for_2): New helper registering
22763 asserts for comparisons. Recognize range tests of the form
22764 (unsigned)i - CST1 OP CST2.
22765 (register_edge_assert_for_1): Use it.
22766 (register_edge_assert_for): Likewise.
22767 (needs_overflow_infinity): Integer sub-types
22768 do not need overflow infinities.
22769 (vrp_val_is_max): The extreme values of integer sub-types
22770 are those of the base type.
22771 (vrp_val_is_min): Likewise.
22772 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22775 2008-03-28 Nick Clifton <nickc@redhat.com>
22778 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22779 Return GENERAL_REGS for stack adjustment reloads.
22781 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22784 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22785 const_vector when all the vectors are constant.
22787 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22789 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22791 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22792 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22794 (s<code>_sf): Use new scc_sf attribute for opcode names.
22796 2008-03-27 Tom Tromey <tromey@redhat.com>
22798 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22799 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22800 config/spu/t-spu-elf, config/i386/t-interix,
22801 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22802 config/i386/x-darwin, config/i386/x-mingw32,
22803 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22804 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22805 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22806 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22807 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22808 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22809 config/score/t-score-elf, config/arm/t-strongarm-pe,
22810 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22811 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22812 Revert automatic dependency patch.
22814 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22817 * config/i386/i386.c (ix86_function_arg_boundary): Align
22818 decimal floating point to its natural boundary.
22820 2008-03-27 Richard Guenther <rguenther@suse.de>
22822 PR middle-end/35716
22823 * fold-const.c (fold_comparison): Restrict distinct decl
22824 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22825 solely rely on operand_equal_p.
22827 2008-03-27 Richard Guenther <rguenther@suse.de>
22830 * c-common.c (handle_weak_attribute): Reject combination of
22833 2008-03-27 Richard Guenther <rguenther@suse.de>
22835 PR tree-optimization/32810
22836 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22837 conversions from DECL_INITIAL.
22838 (fold_const_aggregate_ref): Likewise from constructor elements.
22840 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22842 * tree-affine.h (aff_combination_expand): Declare.
22843 (get_inner_reference_aff): Likewise.
22844 * tree-affine.c (aff_combination_expand): Split out from
22845 tree_to_aff_combination_expand.
22846 (get_inner_reference_aff): New function.
22847 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22848 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22849 (struct lim_aux_data): sm_done field removed.
22850 (mem_ref_loc_p, mem_ref_locs_p): New types.
22851 (struct mem_ref): Added id, stored, accesses_in_loop,
22852 indep_loop, dep_loop, indep_ref, dep_ref fields.
22853 Removed is_stored, locs and next fields.
22854 (memory_accesses): New variable.
22855 (movement_possibility): Do not allow moving statements
22856 that store to memory.
22857 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22859 (determine_max_movement): For statements with memory references,
22860 find the outermost loop in that the reference is independent.
22861 (move_computations_stmt): Mark the virtual operands for renaming.
22862 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22863 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22864 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22865 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22866 create_vop_ref_mapping, analyze_memory_references,
22867 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22868 get_all_locs_in_loop, ref_always_accessed_p,
22869 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22870 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22871 store_motion_loop, store_motion): New functions.
22872 (struct vop_to_refs_elt): New type.
22873 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22874 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22875 (schedule_sm): Replaced by...
22876 (execute_sm): ... this.
22877 (determine_lsm_ref, hoist_memory_references,
22878 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22879 find_more_ref_vops, free_mem_ref, free_mem_refs,
22880 determine_lsm_loop, determine_lsm): Removed.
22881 (tree_ssa_lim_finalize): Free data structures used by store motion.
22882 (tree_ssa_lim): Call analyze_memory_references. Use
22883 store_motion instead of determine_lsm.
22885 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22887 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22888 rename tmake_file to m68hc11/t-m68hc11.
22889 (mcore): Set inhibit_libc to true.
22890 * config.host (alpha*-dec-*vms*): Set extra_programs.
22891 (interix3*): Don't use host_xmake_file.
22892 * configure.ac: Let config.gcc override inhibit_libc.
22893 * configure: Regenerate.
22895 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22896 * config/t-openbsd-thread: Remove commented out lines.
22898 * config/x-interix: Remove.
22900 * config/m68hc11/t-m68hc11-gas: Rename to...
22901 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22903 * config/mcore/t-mcore: Remove T_CFLAGS.
22904 * config/mcore/t-mcore-pe: Likewise.
22906 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22908 * configure.ac: Replace custom __GNU_SOURCE test with
22909 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22910 * aclocal.m4: Regenerate.
22911 * configure: Regenerate.
22912 * config.in: Regenerate.
22914 2008-03-27 Richard Guenther <rguenther@suse.de>
22916 * fold-const.c (target.h): Include.
22917 (fold_comparison): Fold comparison of addresses of decls
22918 that bind locally or of constants. Consolidate address folding code.
22919 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22920 results from fold_binary_to_constant.
22921 (compare_values_warnv): Likewise.
22923 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22925 PR middle-end/35429
22926 * fold-const.c (fold_truthop): Check for integeral types when folding
22927 a == 0 && b == 0 and a != 0 || b != 0 .
22929 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22931 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22933 2008-03-26 Andreas Schwab <schwab@suse.de>
22935 * doc/invoke.texi: Fix use of @item vs. @itemx.
22937 2008-03-26 Tom Tromey <tromey@redhat.com>
22939 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22940 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22941 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22942 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22943 build/genconstants.o, build/genemit.o, build/genextract.o,
22944 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22945 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22948 2008-03-26 Richard Guenther <rguenther@suse.de>
22951 2008-03-26 Richard Guenther <rguenther@suse.de>
22953 * fold-const.c (target.h): Include.
22954 (fold_comparison): Fold comparison of addresses of two decls
22955 that bind locally. Consolidate address folding code.
22957 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22959 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22960 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22961 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22962 dconstsqrt2, dconstthird, dconste and/or dconst10.
22963 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22964 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22965 dconstsqrt2, dconste): Delete.
22966 (init_emit_once): Likewise. Simplify initializing dconstm1.
22968 * real.c (get_real_const): New.
22969 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22970 dconstsqrt2, dconste): Delete.
22971 (real_value_const, get_real_const): New.
22973 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22975 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22977 * config/i386/i386.c (ix86_function_arg_boundary): Check
22978 BIGGEST_ALIGNMENT instead of 128.
22979 (setup_incoming_varargs_64): Likewise.
22981 2008-03-26 Tom Tromey <tromey@redhat.com>
22983 * Makefile.in (DEPFILES): Add missing '/'.
22985 2008-03-26 Richard Guenther <rguenther@suse.de>
22987 * fold-const.c (target.h): Include.
22988 (fold_comparison): Fold comparison of addresses of two decls
22989 that bind locally. Consolidate address folding code.
22991 2008-03-26 Nick Clifton <nickc@redhat.com>
22994 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22995 not allow INT+INT as a legitimate addressing mode.
22997 2008-03-26 Richard Guenther <rguenther@suse.de>
22999 * tree-flow.h (widen_bitfield): Remove declaration.
23000 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23001 (widen_bitfield): Remove function.
23002 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23005 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23008 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23011 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23013 PR rtl-optimization/35232
23014 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23015 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23016 reg_reloaded_call_part_clobbered here.
23017 (reload_regs_reach_end_p): New function.
23018 (reload_reg_rtx_for_input): New variable.
23019 (reload_reg_rtx_for_output): Likewise.
23020 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23021 when reassigning a pseudo register. Load reloadreg from
23022 reload_reg_rtx_for_input, moving the mode and register
23024 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23025 instead of the original when deciding whether an input reload
23026 would be a no-op or whether an output reload can be deleted.
23027 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23028 when setting up new_spill_reg_store. Load it from
23029 reload_reg_rtx_for_output, moving the mode and register
23031 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23032 instead of the original when deciding whether an output reload
23033 would be a no-op. Do the same when modifying insn notes.
23034 Use rtx_equal_p instead of == to compare the registers.
23035 (inherit_piecemeal_p): Take a mode and two register numbers
23037 (emit_reload_insns): Clear new_spill_reg_store for every hard
23038 register in the reload register. Remove spill registers
23039 from reg_reloaded_valid before considering whether to record
23040 inheritance information for them. Use reload_reg_rtx_for_output
23041 instead of reg_rtx when recording output reloads. Use
23042 reload_reg_rtx_for_input instead of reg_rtx when recording
23043 input reloads. Set or clear reg_reloaded_call_part_clobbered
23044 at the same time as setting reg_reloaded_valid.
23045 (delete_output_reload): Add a new_reload_reg parameter and use it
23046 instead of rld[j].reg_rtx.
23047 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23050 2008-03-25 Tom Tromey <tromey@redhat.com>
23052 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23053 (build/genattr.o): Likewise.
23054 (build/genattrtab.o): Likewise.
23055 (build/gencodes.o): Likewise.
23056 (build/genconfig.o): Likewise.
23057 (build/genconstants.o): Likewise.
23058 (build/genemit.o): Likewise.
23059 (build/genextract.o): Likewise.
23060 (build/genflags.o): Likewise.
23062 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23064 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23065 instead of size_int for integer types.
23066 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23067 to match type of MINUS_EXPR.
23069 2008-03-25 Tom Tromey <tromey@redhat.com>
23071 * configure: Rebuilt.
23072 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23075 2008-03-25 Tom Tromey <tromey@redhat.com>
23077 * config/x-solaris (host-solaris.o): Update.
23078 * config/x-linux (host-linux.o): Update.
23079 * config/x-hpux (host-hpux.o): Update.
23080 * config/x-darwin (host-darwin.o): Update.
23081 * config/v850/t-v850e (v850-c.o): Update.
23082 * config/v850/t-v850 (v850-c.o): Update.
23083 * config/t-vxworks (vxworks.o): Update.
23084 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23085 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23086 * config/spu/t-spu-elf (spu-c.o): Update.
23088 * config/sh/t-symbian (sh-c.o): Update.
23089 (symbian.o): Update.
23090 * config/sh/t-sh (sh-c.o): Update.
23091 * config/score/t-score-elf (score7.o, score3.o): Update.
23092 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23093 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23094 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23095 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23096 (rs6000.o): Remove.
23097 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23098 * config/m32c/t-m32c (m32c-pragma.o): Update.
23099 * config/ia64/t-ia64 (ia64-c.o): Update.
23100 * config/i386/x-mingw32 (host-mingw32.o): Update.
23101 * config/i386/x-i386 (driver-i386.o): Update.
23102 * config/i386/x-darwin (host-i386-darwin.o): Update.
23103 * config/i386/x-cygwin (host-cygwin.o): Update.
23104 * config/i386/t-nwld (nwld.o): Update.
23105 * config/i386/t-netware (netware.o): Update.
23106 * config/i386/t-interix (winnt.o): Update.
23107 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23108 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23109 msformat-c.o): Update.
23110 * config/bfin/t-bfin-linux (generated_files): Add
23111 linux-sysroot-suffix.h.
23112 * config/arm/t-wince-pe (pe.o): Update.
23113 * config/arm/t-strongarm-pe (pe.o): Update.
23114 * config/arm/t-pe (pe.o): Update.
23115 * config/arm/t-arm (arm-c.o): Update.
23116 * doc/install.texi (Prerequisites): Require make 3.80.
23117 * Makefile.in: Remove .o targets.
23118 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23119 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23120 (simple_generated_h, simple_generated_c): Move earlier.
23121 (generated_files): New variable.
23122 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23123 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23124 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23125 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23126 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23127 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23128 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23129 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23130 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23131 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23132 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23133 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23135 (COMPILE.base, COMPILE): New variables.
23136 (%.o): New pattern rule.
23137 (ALL_HOST_OBJS): New variable.
23138 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23139 (dummy-checksum.o, cc1-checksum.o): Remove.
23140 (DRIVER_SHLIB): New variable.
23141 (DRIVER_DEFINES): Use it.
23142 (gencondmd.c): Move out of build/.
23143 (s-conditions): Update.
23144 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23145 (ALL_BUILD_OBJS): Likewise.
23146 (build/%.o): Use BUILDCOMPILE.
23147 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23148 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23149 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23150 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23151 build/genconfig.o, build/genconstants.o, build/genemit.o,
23152 build/genextract.o, build/genflags.o, build/genmddeps.o,
23153 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23154 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23155 build/gen-protos.o, build/scan.o, build/fix-header.o,
23156 build/scan-decls.o): Simplify.
23157 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23158 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23159 prefix.o, toplev.o): Reduce to variable setting.
23160 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23161 ($(out_object_file), gcc-options.o): New targets.
23162 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23163 * configure: Rebuilt.
23164 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23165 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23167 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23169 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23170 complain when we hit an error, return ERROR_MARK_NODE.
23172 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23174 * config/sh/constraints.md (Pso, Psz): New constraints.
23175 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23176 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23178 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23180 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23181 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23185 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23186 (prefetch_sh2a): New.
23188 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23189 Naveen.H.S <naveen.hs@kpitcummins.com>
23191 * config/sh/constraints.md (I28): New constraint.
23192 * config/sh/sh.c (broken_move): Add support for movi20s.
23193 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23195 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23196 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23197 Naveen.H.S <naveen.hs@kpitcummins.com>
23199 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23200 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23201 (print_operand): Handle resbank in %@ operand code.
23202 (sh_encode_section_info): New.
23203 (push_regs): Add conditions for resbank.
23204 (sh_expand_epilogue): Likewise.
23205 (sh_insert_attributes): Likewise.
23206 (sh_attribute_table): Likewise.
23207 (sh_handle_resbank_handler_attribute): New.
23208 (sh2a_handle_function_vector_handler_attribute): New.
23209 (sh2a_is_function_vector_call): New.
23210 (sh2a_get_function_vector_number): New.
23211 (sh2a_function_vector_p): New.
23212 (sh_cfun_resbank_handler_p): New.
23213 * config/sh/sh.md (calli): Emit jsr/n if possible.
23214 (calli_tbr_rel): New.
23215 (calli_pcrel): Emit jsr/n if possible.
23216 (return_i): Emit rts/n if possible.
23217 (call_valuei_tbr_rel): New.
23218 (call_valuei_pcrel): Add condition for SH2A target.
23219 (call_value): Likewise.
23220 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23221 (sh2a_get_function_vector_number): Likewise.
23222 (sh2a_is_function_vector_call): Likewise.
23223 * doc/extend.texi: Document TBR relative addressing of SH2A.
23224 (resbank): Add description for SH2A.
23226 2008-03-24 Richard Guenther <rguenther@suse.de>
23229 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23230 pointer assignments change conversions according to middle-end rules.
23231 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23232 * configure.ac: Include type checking in yes.
23233 * configure: Regenerate.
23235 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23237 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23238 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23240 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23242 * gthr-vxworks.h (UNUSED): Define.
23244 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23246 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23248 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23250 * doc/extend.texi (Function Attributes): Add missing comma in the
23251 example of the "alloc_size" attribute.
23253 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23256 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23258 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23261 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23264 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23265 of the underlying type of a MS bitfield layout to the natural
23266 alignment of the type.
23268 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23270 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23271 to their natural alignment to avoid store forwarding stalls.
23273 2008-03-22 Richard Guenther <rguenther@suse.de>
23275 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23276 For PHI nodes verify the address is invariant.
23277 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23278 (get_symbol_constant_value): Use is_gimple_min_invariant.
23279 (maybe_fold_stmt_indirect): Likewise.
23281 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23283 PR rtl-optimization/33927
23284 * Makefile.in (dse.o): Depend on $(TM_P_H).
23285 * expr.h (extract_low_bits): Declare.
23286 * expmed.c (extract_low_bits): New function.
23287 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23288 * dse.c: Include tm_p.h.
23289 (find_shift_sequence): Remove the read_reg argument and return the
23290 read value. Emit the instructions instead of returning them.
23291 Iterate on new_mode rather than calculating it each time.
23292 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23293 source to NEW_MODE and extract_low_bits to convert the shifted
23294 value to READ_MODE.
23295 (replace_read): Allow the load and store to have different mode
23296 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23297 or extraction instructions before trying the replacement. Update
23298 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23300 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23302 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23303 to their natural alignment to avoid store forwarding stalls.
23305 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23308 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23309 encouraging but not allowing gprs for input;
23310 change the input constraint to !f#r.
23311 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23313 change the output constraint to !f#r.
23315 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23318 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23319 corresponding post-reload splitters.
23320 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23321 when x87 FP math is selected.
23322 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23323 New function prototype.
23324 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23325 unreachable function to ease macroization of insn patterns.
23327 2008-03-21 Martin Jambor <mjambor@suse.cz>
23329 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23330 reference dumps if ddr is NULL or dependence is unknown.
23332 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23334 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23335 unsigned extension into account.
23336 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23337 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23338 Do computations on a scratch register.
23340 2008-03-21 Richard Guenther <rguenther@suse.de>
23342 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23343 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23344 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23345 * tree-ssa-dom.c (record_equality): Likewise.
23346 * tree-inline.c (copy_body_r): Likewise.
23347 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23350 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23352 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23353 as 'delete_unused' argument.
23355 2008-03-20 Richard Guenther <rguenther@suse.de>
23357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23358 special casing of constant qualifiers.
23359 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23360 care about them in general.
23361 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23362 regardless of their type.
23363 (fold_stmt_r): Forcefully fold *& if we end up with that.
23365 2008-03-20 Paul Brook <paul@codesourcery.com>
23367 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23368 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23370 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23372 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23373 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23375 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23377 * common.opt (Wmudflap): New option.
23378 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23379 (mx_register_decls): Likewise.
23380 (mudflap_finish_file): Likewise.
23381 * doc/invoke.texi: Document -Wno-mudflap.
23383 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23385 * c-format.c (replace_format_name_to_system_name): New.
23386 (cmp_attribs): New.
23387 (convert_format_name_to_system_name): New.
23388 (decode_format_attr): Add use of convert_format_name_to_system_name.
23389 (format_types_orig): Add gnu_ prefix to names.
23390 (check_format_info_main): Special treating of \0 escaped names for
23391 supporting multi-character format specifiers as I32, I64.
23392 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23393 (gnu_target_overrides_format_attributes): New.
23394 * c-format.h: Add structure target_ovr_attr to hold
23395 system specific formatter names.
23396 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23397 msformat-c.o file to c_target_objs and cxx_target_objs.
23398 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23399 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23400 (TARGET_N_FORMAT_TYPES): New.
23401 * config/i386/msformat-c.c: New.
23402 * config/i386/t-cygming: Add build rule for msformat-c.o.
23403 * doc/extend.texi: Add new format names gnu_* and ms_* and
23405 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23407 2008-03-20 Ira Rosen <irar@il.ibm.com>
23409 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23410 optimizations turned on under -O3.
23411 (ftree-vectorize): Add that the flag is turned on with -O3.
23413 2008-03-20 Ben Elliston <bje@au.ibm.com>
23415 * regmove.c (try_auto_increment): Fix spelling error in comment.
23416 * final.c (final_scan_insn): Likewise.
23418 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23421 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23422 allocator preferences for "y" and "r" class registers.
23423 ("*mov<mode>_internal"): Ditto.
23424 ("*movv2sf_internal_rex64"): Ditto.
23425 ("*movv2sf_internal"): Ditto.
23427 2008-03-19 Michael Matz <matz@suse.de>
23429 PR middle-end/35616
23430 * calls.c (expand_call): Check overlap of arguments with call
23431 address for sibcalls.
23433 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23436 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23437 of the underlying type of a MS bitfield layout to the natural
23438 alignment of the type.
23440 2008-03-19 Jan Hubicka <jh@suse.cz>
23443 * toplev.c (decode_d_option): Handle all CPP flags.
23444 * tree-vrp.c: Update tree_pass descriptors.
23445 * regrename.c: Update tree_pass descriptors.
23446 * fwprop.c: Update tree_pass descriptors.
23447 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23448 * tree-into-ssa.c: Update tree_pass descriptors.
23449 * tree-dump.c: Update tree_pass descriptors.
23450 * tree-complex.c: Update tree_pass descriptors.
23451 * tree-dump.h: Update tree_pass descriptors.
23452 * see.c: Update tree_pass descriptors.
23453 * cgraphbuild.c: Update tree_pass descriptors.
23454 * tracer.c: Update tree_pass descriptors.
23455 * tree-loop-distribution.c: Update tree_pass descriptors.
23456 * cgraph.c: Update tree_pass descriptors.
23457 * postreload-gcse.c: Update tree_pass descriptors.
23458 * postreload.c: Update tree_pass descriptors.
23459 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23460 * tree-tailcall.c: Update tree_pass descriptors.
23461 * tree-pass.h (tree_opt_pass): Rename to ...
23462 (opt_pass) ... this one; add "type" field and remove letter field.
23463 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23464 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23465 all_lowering_passes): Update declaration.
23466 * ipa-cp.c: Update tree_pass descriptors.
23467 * final.c: Update tree_pass descriptors.
23468 * omp-low.c: Update tree_pass descriptors.
23469 * tree-ssa-dse.c: Update tree_pass descriptors.
23470 * ipa-reference.c: Update tree_pass descriptors.
23471 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23472 * auto-inc-dec.c: Update tree_pass descriptors.
23473 * reorg.c: Update tree_pass descriptors.
23474 * cgraphunit.c: Update tree_pass descriptors.
23475 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23476 * tree-ssa-ccp.c: Update tree_pass descriptors.
23477 * df-core.c: Update tree_pass descriptors.
23478 * mode-switching.c: Update tree_pass descriptors.
23479 * tree-nomudflap.c: Update tree_pass descriptors.
23480 * modulo-sched.c: Update tree_pass descriptors.
23481 * ipa-pure-const.c: Update tree_pass descriptors.
23482 * cse.c: Update tree_pass descriptors.
23483 * web.c: Update tree_pass descriptors.
23484 * tree-stdarg.c: Update tree_pass descriptors.
23485 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23486 * tree-ssa-dom.c: Update tree_pass descriptors.
23487 * tree-nrv.c: Update tree_pass descriptors.
23488 * tree-ssa-alias.c: Update tree_pass descriptors.
23489 * loop-init.c: Update tree_pass descriptors.
23490 * gimple-low.c: Update tree_pass descriptors.
23491 * ipa-inline.c: Update tree_pass descriptors.
23492 * tree-ssa-sink.c: Update tree_pass descriptors.
23493 * global.c: Update tree_pass descriptors.
23494 * ifcvt.c: Update tree_pass descriptors.
23495 * jump.c: Update tree_pass descriptors.
23496 * predict.c: Update tree_pass descriptors.
23497 * tree-ssa-loop.c: Update tree_pass descriptors.
23498 * recog.c: Update tree_pass descriptors.
23499 * dse.c: Update tree_pass descriptors.
23500 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23501 * tree-eh.c: Update tree_pass descriptors.
23502 * regmove.c: Update tree_pass descriptors.
23504 * function.c: Update tree_pass descriptors.
23505 * tree-vectorizer.c: Update tree_pass descriptors.
23506 * gcse.c: Update tree_pass descriptors.
23507 * ipa-type-escape.c: Update tree_pass descriptors.
23508 * tree-if-conv.c: Update tree_pass descriptors.
23509 * init-regs.c: Update tree_pass descriptors.
23510 * ipa.c: Update tree_pass descriptors.
23511 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23512 * rtl-factoring.c: Update tree_pass descriptors.
23513 * lower-subreg.c: Update tree_pass descriptors.
23514 * bt-load.c: Update tree_pass descriptors.
23515 * tree-dfa.c: Update tree_pass descriptors.
23516 * except.c: Update tree_pass descriptors.
23517 * emit-rtl.c: Update tree_pass descriptors.
23518 * cfgexpand.c: Update tree_pass descriptors.
23519 * tree-cfgcleanup.c: Update tree_pass descriptors.
23520 * cfgcleanup.c: Update tree_pass descriptors.
23521 * tree-ssa-pre.c: Update tree_pass descriptors.
23522 * tree-sra.c: Update tree_pass descriptors.
23523 * tree-mudflap.c: Update tree_pass descriptors.
23524 * tree-ssa-copy.c: Update tree_pass descriptors.
23525 * cfglayout.c: Update tree_pass descriptors.
23526 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23527 * tree-ssa-dce.c: Update tree_pass descriptors.
23528 * tree-ssa.c: Update tree_pass descriptors.
23529 * regclass.c: Update tree_pass descriptors.
23530 * integrate.c: Update tree_pass descriptors.
23531 * tree-optimize.c: Update tree_pass descriptors.
23532 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23533 * tree-object-size.c: Update tree_pass descriptors.
23534 * combine.c: Update tree_pass descriptors.
23535 * tree-outof-ssa.c: Update tree_pass descriptors.
23536 * bb-reorder.c: Update tree_pass descriptors.
23537 * stack-ptr-mod.c: Update tree_pass descriptors.
23538 * var-tracking.c: Update tree_pass descriptors.
23539 * tree-profile.c: Update tree_pass descriptors.
23540 * tree-vect-generic.c: Update tree_pass descriptors.
23541 * reg-stack.c: Update tree_pass descriptors.
23542 * sched-rgn.c: Update tree_pass descriptors.
23543 * tree-ssa-structalias.c: Update tree_pass descriptors.
23544 * tree-cfg.c: Update tree_pass descriptors.
23545 * passes.c (current_pass): Update declaration.
23546 (finish_optimization_passes): Update.
23547 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23548 (register_one_dump_file, register_dump_files_1, next_pass_1):
23550 (init_optimization_passes): Update handling of new types.
23551 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23552 * ipa-struct-reorg.c: Update tree_pass descriptors.
23553 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23554 * combine-stack-adj.c: Update tree_pass descriptors.
23555 * cfgrtl.c: Update tree_pass descriptors.
23556 * dce.c: Update tree_pass descriptors.
23557 * tree-ssanames.c: Update tree_pass descriptors.
23559 2008-03-19 Richard Guenther <rguenther@suse.de>
23561 PR middle-end/35609
23562 * tree-ssa.c (walk_data): New structure.
23563 (warn_uninitialized_var): If not always_executed warn with "maybe"
23565 (execute_early_warn_uninitialized): Compute post-dominators.
23566 Initialize always_executed before processing each basic block.
23568 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23571 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23572 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23574 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23576 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23578 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23580 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23582 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23583 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23584 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23585 target after ignore has been set, and move there also the commputation
23586 of subtarget and original_target.
23587 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23588 (LANG_HOOKS_INITIALIZER): Remove it.
23589 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23591 2008-03-18 Richard Guenther <rguenther@suse.de>
23593 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23594 found an expression with constants, note that in the VN for the lhs.
23595 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23596 fold them to constants if possible. Run cleanup_cfg if done so.
23597 (execute_pre): Return todo.
23598 (do_pre): Likewise.
23599 (execute_fre): Likewise.
23600 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23602 (get_prop_source_stmt): Look through pointer conversions.
23604 2008-03-18 Jan Hubicka <jh@suse.cz>
23606 * tree-pretty-print.c: Include predict.h.
23607 (dump_generic_node): Dump predictor.
23608 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23609 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23610 * gimple-low.c (lower_stmt): Likewise.
23611 * expr.c (expand_expr_real): Likewise.
23612 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23614 (build_predict_expr, build_predict_expr): New.
23615 * predict.h (predictor_name, build_predict_expr): Update.
23616 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23617 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23618 * predict.def (PRED_CONTINUE): Update hitrate.
23619 * tree.def (PREDICT_EXPR): Define.
23620 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23621 do not handle BIND_EXPR.
23622 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23623 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23624 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23627 2008-03-18 Michael Matz <matz@suse.de>
23629 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23631 2008-03-18 Richard Guenther <rguenther@suse.de>
23633 * tree-gimple.h (is_gimple_invariant_address): Declare.
23634 (is_gimple_constant): Likewise.
23635 * tree-gimple.c (is_gimple_constant): New function.
23636 (is_gimple_invariant_address): Likewise.
23637 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23638 and is_gimple_invariant_address.
23639 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23641 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23642 an addressable base.
23644 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23646 PR middle-end/35611
23647 * gimplify.c (gimplify_expr): Gimplify second operand of
23650 2008-03-17 Richard Guenther <rguenther@suse.de>
23652 PR tree-optimization/19637
23653 * fold-const.c (fold_unary): Remove restrictions of removing
23654 intermediate pointer-conversions (P2)(P1)P0.
23655 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23656 conversion to void pointer.
23657 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23659 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23662 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23663 emulated thread local variables.
23665 2008-03-16 Richard Guenther <rguenther@suse.de>
23667 PR middle-end/35607
23668 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23669 expand TREE_INVARIANT operations that are not gimple invariant.
23671 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23673 * doc/extend.texi (Alignment): Say that the ABI controls
23674 the __alignof__ for non-strict-alignment targets rather
23675 than being a recommendation.
23677 2008-03-15 Paul Brook <paul@codesourcery.com>
23679 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23681 (arm_output_fn_unwind): Mark functions that can not be unwound.
23683 2008-03-15 Paul Brook <paul@codesourcery.com>
23685 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23686 extension instructions.
23688 2008-03-15 Richard Guenther <rguenther@suse.de>
23690 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23691 and fold constant aggregate refs.
23692 (fold_const_aggregate_ref): Handle string constants
23693 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23694 (evaluate_stmt): Simplify now that ccp_fold folds constant
23697 2008-03-15 Paul Brook <paul@codesourcery.com>
23699 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23700 (extzv): Use gen_extzv_t2.
23701 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23703 2008-03-15 Richard Guenther <rguenther@suse.de>
23705 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23706 (fold_const_aggregate_ref): Likewise.
23707 (get_value): Return NULL if we don't have any values.
23708 (ccp_finalize): Set const_val to NULL after freeing it.
23709 * tree-flow.h (get_symbol_constant_value): Declare.
23710 (fold_const_aggregate_ref): Likewise.
23711 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23713 2008-03-15 Richard Guenther <rguenther@suse.de>
23715 PR middle-end/35593
23716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23717 to not produce negative array indices if not allowed. Add
23718 parameter to indicate that.
23719 (maybe_fold_offset_to_component_ref): Allow negative array
23720 indices only for the first member of a structure.
23721 (maybe_fold_offset_to_reference): Allow negative array indices.
23722 (maybe_fold_stmt_addition): Likewise.
23724 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23725 Anatoly Sokolov <aesok@post.ru>
23727 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23728 (avr_arch): Add ARCH_AVR6.
23729 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23730 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23731 instead of fixed value 2.
23732 (print_operand_address): Use gs() asm specifier instead of pm().
23733 (avr_assemble_integer): (Ditto.).
23734 (avr_output_addr_vec_elt): (Ditto.).
23735 (print_operand): Handle "!" code.
23736 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23737 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23738 (AVR_HAVE_EIJMP_EICALL): Define.
23739 (AVR_3_BYTE_PC): Redefine.
23740 (AVR_2_BYTE_PC): (Ditto.).
23741 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23742 (LINK_SPEC): Add atmega2560 and atmega2561.
23743 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23745 * config/avr/avr.md (call_insn): Use eicall instead of icall
23746 for 3 byte PC devices.
23747 (call_value_insn): (Ditto.).
23748 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23749 (indirect_jump): Use only for for 2 byte PC devices.
23750 (*tablejump): (Ditto.).
23751 (*indirect_jump_avr6): Add insn.
23752 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23753 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23754 instead of ijmp for 3 byte PC devices.
23755 (__tablejump2__): (Ditto.).
23756 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23757 (MULITLIB_DIRNAMES): (Ditto.).
23758 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23760 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23762 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23763 "sse2_umulsidi3". Use V1DI mode for operand 0.
23764 ("mmx_psadbw"): Use V1DI mode for operand 0.
23765 * config/i386/i386-modes.def (V1SI): New vector mode.
23766 * config/i386/i386.c (struct builtin_description)
23767 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23768 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23769 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23770 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23771 v1di_ftype_v8qi_v8qi type.
23772 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23774 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23775 __builtin_ia32_pmuludq]: Fix the mode of return value.
23777 2008-03-15 Richard Guenther <rguenther@suse.de>
23779 PR middle-end/35595
23780 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23783 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23785 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23786 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23787 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23788 unless TARGET_SERIALIZE_VOLATILE is enabled.
23789 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23790 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23791 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23793 2008-03-14 Richard Guenther <rguenther@suse.de>
23795 PR tree-optimization/34172
23796 * tree-flow.h (refs_may_alias_p): Declare.
23797 (get_single_def_stmt): Likewise.
23798 (get_single_def_stmt_from_phi): Likewise.
23799 (get_single_def_stmt_with_phi): Likewise.
23800 * tree-dfa.c (refs_may_alias_p): New function.
23801 (get_single_def_stmt): Likewise.
23802 (get_single_def_stmt_from_phi): Likewise.
23803 (get_single_def_stmt_with_phi): Likewise.
23804 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23805 (vn_reference_lookup_1): New helper function.
23806 (vn_reference_lookup): Walk the virtual use-def chain to
23807 continue searching for a match if the def does not alias the
23808 reference we are looking for.
23810 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23812 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23813 archive and Perzl. Update The Written Word listing.
23815 2008-03-14 Richard Guenther <rguenther@suse.de>
23817 PR tree-optimization/34043
23818 PR tree-optimization/33989
23819 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23821 (bitmap_find_leader): Use extra argument to verify dominance
23822 relationship inside a basic-block.
23823 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23824 (find_leader_in_sets): Adjust.
23825 (create_component_ref_by_pieces): Take extra argument for
23826 dominance check, handle lookup failures.
23827 (find_or_generate_expression): Likewise.
23828 (create_expression_by_pieces): Likewise.
23829 (insert_into_preds_of_block): Adjust.
23830 (create_value_expr_from): If asked for, verify all operands
23831 are in the blocks AVAIL_OUT set.
23832 (make_values_for_stmt): Check for SSA_NAMEs that are life
23833 over an abnormal edge.
23834 (compute_avail): Remove such check.
23835 (do_SCCVN_insertion): New function.
23836 (eliminate): If we do not find a leader suitable for replacement
23837 insert a replacement expression from SCCVN if available.
23838 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23839 (struct vn_ssa_aux): Add needs_insertion flag.
23840 * tree-ssa-sccvn.c (may_insert): New global flag.
23841 (copy_reference_ops_from_ref): Value-number union member access
23842 based on its size, not type and member if insertion is allowed.
23843 (visit_reference_op_load): For a weak match from union type
23844 punning lookup a view-converted value and insert a SSA_NAME
23845 for that value if that is not found.
23846 (visit_use): Make dumps shorter. Do not disallow value numbering
23847 SSA_NAMEs that are life over an abnormal edge to constants.
23848 (free_scc_vn): Release inserted SSA_NAMEs.
23849 (run_scc_vn): New flag to specify whether insertion is allowed.
23850 Process SSA_NAMEs in forward order.
23851 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23852 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23853 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23854 pointer type to/from integral types that do not change the
23855 precision to regular conversions.
23857 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23859 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23860 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23861 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23862 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23863 input arguments and the mode of return value. Built-in functions
23864 that operate on whole 64-bit MMX register now use V1DI mode.
23866 2008-03-13 Alon Dayan <alond@il.ibm.com>
23867 Olga Golovanevsky <olga@il.ibm.com>
23869 PR tree-optimization/35041
23870 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23871 to locate the right position in a statement.
23873 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23877 * config/i386/xmmintrin.h: Change all static inline functions to
23878 extern inline and add __gnu_inline__ attribute.
23879 * config/i386/bmintrin.h: Ditto.
23880 * config/i386/smmintrin.h: Ditto.
23881 * config/i386/tmmintrin.h: Ditto.
23882 * config/i386/mmintrin-common.h: Ditto.
23883 * config/i386/ammintrin.h: Ditto.
23884 * config/i386/emmintrin.h: Ditto.
23885 * config/i386/pmmintrin.h: Ditto.
23886 * config/i386/mmintrin.h: Ditto.
23887 * config/i386/mm3dnow.h: Ditto.
23889 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23891 PR middle-end/35185
23892 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23893 (lower_omp_2): New function.
23894 (lower_omp_1, lower_omp): Rewritten.
23896 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23899 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23900 with the phrase "Microsoft Windows compilers".
23901 (Push/Pop Macro Pragmas): New subsection. Document
23902 #pragma push_macro and pragma pop_macro.
23904 2008-03-12 Paul Brook <paul@codesourcery.com>
23906 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23908 2008-03-12 Paul Brook <paul@codesourcery.com>
23910 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23911 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23912 (thumb2_addsi_shortim): Rename ...
23913 (thumb2_addsi_short): ... to this. Allow register operands.
23914 (thumb2_subsi_short): New pattern.
23915 (thumb2_one_cmplsi2_short,
23916 thumb2_negsi2_short): New patterns and peepholes.
23918 2008-03-12 Paul Brook <paul@codesourcery.com>
23920 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23922 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23924 * config/i386/i386.md (int_cond): New code iterator.
23926 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23927 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23928 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23929 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23930 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23931 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23932 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23933 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23935 2008-03-12 Paul Brook <paul@codesourcery.com>
23937 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23938 instead of {arm,thumb}_compute_save_reg_mask.
23939 (output_return_instruction): Ditto.
23940 (thumb_unexpanded_epilogue): Ditto.
23941 (thumb1_expand_prologue): Ditto.
23942 (thumb1_output_function_prologue): Ditto.
23943 (arm_set_return_address): Ditto.
23944 (thumb_set_return_address): Ditto.
23945 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23946 regs to achieve stack alignment.
23947 (thumb1_compute_save_reg_mask): Fix compiler warning.
23948 (arm_output_epilogue): Use offsets->saved_regs_mask.
23949 Adjust stack pointer by poping call clobered registers.
23950 (arm_expand_prologue): Use offsets->saved_regs_mask.
23951 Adjust stack pointer by pushing extra registers.
23952 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23954 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23957 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23958 conversion to the operands of a multiplication.
23960 2008-03-12 Richard Guenther <rguenther@suse.de>
23962 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23963 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23964 * timevar.def (TV_TREE_PHIPROP): Add.
23965 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23966 pass description. Use TV_TREE_PHIPROP.
23967 * tree-ssa-forwprop.c: Remove phiprop code.
23969 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23971 PR middle-end/35549
23972 * omp-low.c (maybe_lookup_decl): Constify first argument.
23973 (use_pointer_for_field): Change last argument from bool to
23974 omp_context *. Disallow shared copy-in/out in nested
23975 parallel if decl is shared in outer parallel too.
23976 (build_outer_var_ref, scan_sharing_clauses,
23977 lower_rec_input_clauses, lower_copyprivate_clauses,
23978 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23980 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23981 Ira Rosen <irar@il.ibm.com>
23983 * tree-vectorizer.c (free_stmt_vec_info): New function.
23984 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23985 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23986 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23987 * tree-vect-transform.c (vectorizable_conversion): Free
23988 vec_oprnds0 if it was allocated.
23989 (vect_permute_store_chain): Remove unused VECs.
23990 (vectorizable_store): Free VECs that are allocated in the..
23992 (vect_transform_strided_load, vectorizable_load): Likewise.
23993 (vect_remove_stores): Simplify the code.
23994 (vect_transform_loop): Move code to vect_remove_stores().
23995 Call vect_remove_stores() and free_stmt_vec_info().
23997 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23999 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24000 TARGET_HPUX. Revise comment.
24001 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24002 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24003 Use sr4 variant of `be' instruction when not generating PIC code.
24004 (attr_length_call): Adjust for above change.
24006 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24008 * ipa-reference.c (static_execute): Remove module_statics_const and
24009 associated setting code.
24011 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24014 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24015 predicate for operand 1.
24016 (paritysi2_cmp): Use register_operand predicate for operand 2.
24017 Use earlyclobber modifier for operand 1. Remove support for
24019 (paritydi2_cmp): Use register_operand predicate for operand 3.
24020 Use earlyclobber modifier for operand 1. Remove support for
24023 2008-03-11 Paul Brook <paul@codesourcery.com>
24024 Vladimir Prus <vladimir@codesourcery.com>
24026 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24027 (arm_compute_save_reg0_reg12_mask): Always
24028 check if register 11 must be saved. Always safe hard frame pointer
24029 when frame_pointer_needeed.
24030 (arm_compute_save_reg_mask): Save IP and PC
24031 only with apcs frames.
24032 (arm_output_epilogue): Adjust Thumb2 codepath to
24033 be also invoked and work for ARM non-apcs frames.
24034 (arm_expand_prologue): Don't bother saving IP
24035 for non-apcs frame, since it's not clobbered by
24036 prologue code. Implement non-apcs frame
24039 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24041 PR rtl-optimization/35281
24042 * expr.c (convert_move): Use a new pseudo for the intermediate
24043 from_mode->word_mode result.
24045 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24047 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24048 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24049 * toplev.c (compile_file): Don't call it.
24051 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24053 PR middle-end/35526
24054 * expr.c (store_expr): Call emit_block_move if the mode
24055 of "temp" RTX is BLKmode.
24057 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24058 Richard Guenther <rguenther@suse.de>
24060 PR tree-optimization/31358
24061 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24062 the step with a NULL_TREE.
24063 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24064 to sizetype if type is a pointer type.
24065 (add_candidate_1): Don't convert the base and step to
24066 the generic type if the orginal type is a pointer type.
24067 (add_iv_value_candidates): Use sizetype for the step
24068 if type is a pointer type.
24069 (cand_value_at): Likewise.
24070 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24072 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24073 Don't convert the tem affine to the type.
24074 (add_elt_to_tree): Use sizetype for the step if a pointer.
24075 Use POINTER_PLUS_EXPR for pointers.
24076 (aff_combination_to_tree): Use sizetype for the step if a
24079 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24081 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24082 Remove commutativity hint.
24084 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24088 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24089 errorneous type. Check that v is a VAR_DECL.
24091 PR middle-end/35099
24092 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24094 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24096 PR tree-optimization/35494
24097 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24098 may be overriden at link and run time.
24100 2008-03-10 Richard Guenther <rguenther@suse.de>
24102 PR tree-optimization/34677
24103 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24104 (poolify_tree): Likewise.
24105 (modify_expr_template): Likewise.
24106 (poolify_modify_stmt): Likewise.
24107 (insert_fake_stores): Handle all component-ref style stores
24108 in addition to INDIRECT_REF. Also handle complex types.
24109 Do not poolify the inserted load.
24110 (realify_fake_stores): Do not rebuild the tree but only
24111 make it a SSA_NAME copy.
24112 (init_pre): Remove initialzation of modify_expr_template.
24113 Do not allocate modify_expr_node_pool.
24114 (fini_pre): Do not free modify_expr_node_pool.
24116 2008-03-10 Paul Brook <paul@codesourcery.com>
24118 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24119 to avoid conflicts.
24121 2008-03-10 Paul Brook <paul@codesourcery.com>
24122 Mark Shinwell <shinwell@codesourcery.com>
24124 * config/arm/cortex-r4.md: New.
24125 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24127 * config/arm/arm.md: Include cortex-r4.md.
24128 (insn): Add smmls, sdiv and udiv values.
24129 (generic_sched): Don't use generic scheduling for Cortex-R4.
24130 (arm_issue_rate): New function.
24131 (TARGET_SCHED_ISSUE_RATE): Define.
24133 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24135 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24137 2008-03-10 Richard Guenther <rguenther@suse.de>
24139 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24140 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24142 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24144 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24145 Set default to true.
24147 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24149 * c.opt (Wsynth): Deprecate.
24150 * doc/invoke.texi (Option Summary, Warning Options): Document
24151 -Wno-format-contains-nul.
24153 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24156 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24157 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24159 2008-03-09 Ira Rosen <irar@il.ibm.com>
24161 * config/rs6000/rs6000.c (builtin_description): Rename vector
24162 left shift operations.
24163 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24164 (altivec_vsl<VI_char>): Rename to ...
24165 (ashl<mode>3): ... new name.
24166 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24168 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24170 2008-03-08 Richard Guenther <rguenther@suse.de>
24172 * coverage.h (tree_coverage_counter_addr): Declare.
24173 * coverage.c (tree_coverage_counter_addr): New function.
24174 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24175 before using again.
24176 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24177 (tree_gen_one_value_profiler): Likewise.
24178 (tree_gen_ic_profiler): Likewise.
24179 (tree_gen_average_profiler): Likewise.
24180 (tree_gen_ior_profiler): Likewise.
24182 2008-03-08 Richard Guenther <rguenther@suse.de>
24184 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24185 (vn_binary_op_insert): Likewise.
24186 (vn_unary_op_lookup): Likewise.
24187 (vn_unary_op_insert): Likewise.
24188 (vn_nary_op_lookup): Declare.
24189 (vn_nary_op_insert): Likewise.
24190 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24191 and binary hashes, use a single obstack for unary_op_pool
24192 and binary_op_pool.
24193 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24194 a single struct vn_nary_op_s. Store tree code length and
24195 a variable number of operands.
24196 (struct vn_reference_op_struct): Remove unused op2.
24197 (vn_reference_op_eq): Do not compare op2.
24198 (vn_reference_op_compute_hash): Do not compute hash of op2.
24199 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24200 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24201 with vn_nary_op_compute_hash.
24202 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24203 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24205 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24207 (visit_unary_op): Call nary functions.
24208 (visit_binary_op): Likewise.
24209 (process_scc): Adjust for struct vn_tables_s changes.
24210 (allocate_vn_table): Likewise.
24211 (free_vn_table): Likewise.
24212 * tree-vn.c (vn_add): Call nary functions.
24213 (vn_lookup): Likewise.
24215 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24218 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24219 wdst back after sync_compare_and_swapqhi_internal.
24221 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24224 * config/i386/i386-modes.def (V1DI): New vector mode.
24225 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24226 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24227 (MMXMODE248): Ditto.
24228 (MMXMODE): Add V1DI mode.
24229 (mmxvecsize): Change DI mode to V1DI mode.
24230 ("mov<mode>): Use MMXMODEI8 mode iterator.
24231 ("*mov<mode>_internal_rex64"): Ditto.
24232 ("*mov<mode>_internal"): Ditto.
24233 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24234 ("mmx_sub<mode>3"): Ditto.
24235 ("mmx_adddi3"): Remove insn pattern.
24236 ("mmx_subdi3"): Ditto.
24237 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24238 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24239 ("mmx_ashl<mode>3"): Ditto.
24240 ("mmx_lshrdi3"): Remove insn pattern.
24241 ("mmx_ashldi3"): Ditto.
24242 * config/i386/i386.c (classify_argument): Handle V1DImode.
24243 (function_arg_advance_32): Ditto.
24244 (function_arg_32): Ditto.
24245 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24246 mmx_addv1di3 insn pattern.
24247 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24248 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24249 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24250 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24251 Remove definitions of built-in functions.
24252 (V1DI_type_node): New node.
24253 (v1di_ftype_v1di_int): Ditto.
24254 (v1di_ftype_v1di_v1di): Ditto.
24255 (v2si_ftype_v2si_si): Ditto.
24256 (v4hi_ftype_v4hi_di): Remove node.
24257 (v2si_ftype_v2si_di): Ditto.
24258 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24259 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24260 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24261 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24262 Add new builtins using def_builtin_const.
24263 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24264 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24265 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24266 * config/i386/mmintrin.h (__v1di): New typedef.
24267 (_mm_add_si64): Cast arguments to __v1di type.
24268 (_mm_sub_si64): Ditto.
24269 (_mm_sll_pi16): Cast __count to __v4hi type.
24270 (_mm_sll_pi32): Cast __count to __v2si type.
24271 (_mm_sll_si64): Cast arguments to __v1di type.
24272 (_mm_srl_pi16): Cast __count to __v4hi type.
24273 (_mm_srl_pi32): Cast __count to __v2si type.
24274 (_mm_srl_si64): Cast arguments to __v1di type.
24275 (_mm_sra_pi16): Cast __count to __v4hi type.
24276 (_mm_sra_pi32): Cast __count to __v2si type.
24277 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24278 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24279 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24280 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24281 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24282 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24283 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24284 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24285 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24286 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24287 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24288 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24290 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24292 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24294 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24297 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24298 reg+const addressing for Altivec modes. Don't generate reg+reg
24299 addressing for TFmode or TDmode quantities.
24301 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24303 * c-common.c (vector_types_convertible_p): Call langhook
24304 instead of comptypes.
24306 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24309 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24310 integral and scalar float variables which have a
24313 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24315 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24316 dwarf_register_span hook when emitting unwind information for
24317 register-to-memory saves.
24318 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24319 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24321 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24323 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24324 for the same VAR_DECL.
24326 2008-03-06 Tom Tromey <tromey@redhat.com>
24328 * treelang: Delete.
24329 * doc/standards.texi (Standards): Don't mention treelang.
24330 * doc/invoke.texi (Overall Options): Don't mention treelang.
24331 * doc/install.texi (Prerequisites): Don't mention bison or
24333 (Configuration): Don't mention treelang.
24334 (Building): Likewise.
24335 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24337 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24339 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24340 word-extractions out of a multi-word object.
24342 2008-03-06 Richard Guenther <rguenther@suse.de>
24344 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24345 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24346 result type and precision.
24347 * expr.c (get_inner_reference): Set unsignedp based on the result
24348 type of BIT_FIELD_REF.
24349 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24350 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24351 (try_instantiate_multiple_fields): Likewise. Use the correct type
24353 (sra_build_assignment): Likewise.
24354 (sra_build_elt_assignment): Likewise.
24355 (sra_explode_bitfield_assignment): Likewise.
24356 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24358 set BIT_FIELD_REF_UNSIGNED.
24359 (vectorizable_load): Likewise.
24361 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24363 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24366 2008-03-06 Richard Guenther <rguenther@suse.de>
24368 * alias.c (struct alias_set_entry): Move has_zero_child field
24369 to pack with alias_set.
24371 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24373 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24376 2008-03-05 Ian Lance Taylor <iant@google.com>
24378 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24380 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24382 * fwprop.c (update_df): Support width and offset parameters of
24384 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24385 global_conflicts): Change DF_REF_EXTRACT to either
24386 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24387 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24388 * df-scan.c (df_ref_record, df_defs_record,
24389 df_ref_create_structure, df_def_record_1, df_uses_record,
24390 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24391 df_bb_refs_collect, df_entry_block_defs_collect,
24392 df_exit_block_uses_collect): Support new width and offset fields.
24393 (ref_extract_pool): New storage pool.
24394 (df_free_ref): New function.
24395 (df_reg_chain_unlink, df_free_collection_rec,
24396 df_sort_and_compress_refs): Call df_free_ref.
24397 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24399 (df_ref_create_structure): Allocate df_ref_extract if offset and
24400 width fields are used.
24401 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24402 (df_uses_record): Get offset and width from ZERO_EXTRACT
24404 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24405 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24406 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24407 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24408 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24409 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24410 (df_ref_extract): New structure.
24411 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24412 (df_ref_create): Add width and offset parameters.
24414 2008-03-05 Richard Guenther <rguenther@suse.de>
24416 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24417 Use ranges_overlap_p.
24418 (offset_overlaps_with_access): Rename
24419 to ranges_overlap_p and move ...
24420 * tree-flow-inline.h (ranges_overlap_p): ... here.
24422 * tree.h (get_inner_reference, handled_component_p): Update
24425 * tree.h (record_component_aliases, get_alias_set,
24426 alias_sets_conflict_p, alias_sets_must_conflict_p,
24427 objects_must_conflict_p): Move declarations ...
24428 * alias.h (record_component_aliases, get_alias_set,
24429 alias_sets_conflict_p, alias_sets_must_conflict_p,
24430 objects_must_conflict_p): ... here.
24431 Include coretypes.h.
24432 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24434 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24436 * cfg.c: Include tree-flow.h.
24437 (remove_edge_raw): Call redirect_edge_var_map_clear.
24438 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24439 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24440 (redirect_edge_var_map_result): New.
24441 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24442 PENDING_STMT use with redirect_edge_var_map_*.
24443 * tree-ssa.c (edge_var_maps): New definition.
24444 (redirect_edge_var_map_add): New.
24445 (redirect_edge_var_map_clear): New.
24446 (redirect_edge_var_map_dup): New.
24447 (redirect_edge_var_map_vector): New.
24448 (redirect_edge_var_map_destroy): New.
24449 (ssa_redirect_edge): Replace PENDING_STMT use with
24450 redirect_edge_var_map_*.
24451 (flush_pending_stmts): Same.
24452 (delete_tree_ssa): Destroy edge var map.
24453 * tree-flow.h (struct _edge_var_map): New.
24454 Define edge_var_map vector type.
24455 Declare redirect_edge_var_map_* prototypes.
24456 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24457 * tree-cfg.c (reinstall_phi_args): Replace
24458 PENDING_STMT use with redirect_edge_var_map_*.
24460 2008-03-05 Richard Guenther <rguenther@suse.de>
24462 PR tree-optimization/35472
24463 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24464 whose single use_stmt has a overlapping set of loaded and
24465 stored symbols as that use_stmt might be a noop assignment then.
24467 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24469 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24471 2008-03-05 Richard Guenther <rguenther@suse.de>
24474 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24475 should be constants.
24476 * tree-cfg.c (verify_expr): Verify it.
24477 * fold-const.c (fold_truthop): Remove code generating
24478 BIT_FIELD_REFs of structure bases.
24479 (fold_binary): Likewise.
24480 (fold_ternary): Position and size of BIT_FIELD_REFs are
24481 always host integers.
24482 (make_bit_field_ref): Remove.
24483 (optimize_bit_field_compare): Remove.
24484 (all_ones_mask_p): Remove.
24486 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24489 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24490 (split_block_and_df_analyze): New. Split basic block and rebuild
24492 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24494 (split_pattern_seq): Likewise.
24495 (erase_matching_seqs): Likewise.
24496 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24498 2008-03-04 Geoff Keating <geoffk@apple.com>
24500 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24501 declaration and code.
24502 (tree_invalid_nonnegative_warnv_p): Likewise.
24504 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24506 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24507 examples. Truncate option-names then causing overfull hbox.
24509 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24512 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24514 * configure: Rebuilt.
24516 2008-03-04 Rafael Espíndola <espindola@google.com>
24518 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24519 (tree_unary_nonnegative_warnv_p): New.
24520 (tree_binary_nonnegative_warnv_p): New.
24521 (tree_single_nonnegative_warnv_p): New.
24522 (tree_invalid_nonnegative_warnv_p): New.
24523 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24525 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24528 * opts.c (handle_option): Postpone 'unknown option' errors only for
24531 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24534 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24537 2008-03-04 Rafael Espíndola <espindola@google.com>
24539 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24540 (tree_binary_nonzero_warnv_p): New.
24541 (tree_single_nonzero_warnv_p): New.
24542 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24544 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24546 PR middle-end/35456
24547 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24548 transformations for modes that have signed zeros.
24549 * ifcvt.c (noce_try_abs): Ditto.
24551 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24553 * config/i386/i386.c (override_options): Force
24554 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24556 2008-03-04 Jan Hubicka <jh@suse.cz>
24559 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24562 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24564 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24565 label to probe the stack.
24567 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24569 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24570 (__gthr_win32_mutex_destroy): Declare.
24571 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24572 __gthr_win32_mutex_destroy.
24573 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24575 2008-03-03 Jan Hubicka <jh@suse.cz>
24578 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24579 aggressive on inlining cold calls.
24581 2008-03-03 Richard Guenther <rguenther@suse.de>
24583 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24584 struct copies into the expression table.
24585 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24586 (try_to_simplify): Likewise.
24587 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24588 integral and pointer arguments which do not change the
24589 precision to NOP_EXPRs.
24590 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24591 VIEW_CONVERT_EXPR case.
24593 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24595 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24596 defined in a loop at depth 0 is invariant.
24597 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24598 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24599 be called at loop depth 0.
24601 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24604 * gcc.c (process_command): Update copyright notice dates.
24605 * gcov.c (print_version): Likewise.
24606 * gcov-dump.c (print_version): Likewise.
24607 * mips-tfile.c (main): Likewise.
24608 * mips-tdump.c (main): Likewise.
24610 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24613 * c-common.c (flag_permissive): Delete.
24614 (constant_expression_warnings): Check flags first.
24615 (constant_expression_error): New.
24616 * c-common.h (flag_permissive): Delete.
24617 (constant_expression_error): Declare.
24618 * flags.h (flag_permissive): Declare. Update description.
24619 * diagnostic.c (pedwarn): Update.
24621 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24622 (permissive_error_kind): New.
24623 * toplev.c (flag_permissive): Define. Update description.
24624 * toplev.h (permissive_error_kind): Declare.
24625 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24626 (pedwarn_c90): Use pedantic_warning_kind.
24627 * c-opts.c (c_common_post_options): flag_permissive does not affect
24628 flag_pedantic_errors.
24630 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24632 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24633 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24634 __absvsi2, __absvDI2): Use unsigned arithmetic.
24636 2008-03-02 Andi Kleen <ak@suse.de>
24637 Richard Guenther <rguenther@suse.de>
24639 * struct-equiv.c: Remove file.
24640 * cfg_cleanup.c (condjump_equiv_p): Remove.
24641 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24642 (struct-equiv.o): Remove rule.
24643 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24644 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24645 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24647 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24649 * ifcvt.c (noce_process_if_block): Try to handle only the then
24650 block if the else block exists but isn't suitable.
24652 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24655 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24656 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24657 regression from previous patch.
24659 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24662 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24664 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24665 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24666 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24667 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24668 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24669 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24670 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24671 (__gthread_mutex_destroy_function): Rename to
24672 __gthread_mutex_destroy.
24673 * gthr-dce.h (__gthread_mutex_destroy): Call
24674 pthread_mutex_destroy.
24675 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24676 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24677 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24679 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24681 * df-scan.c (df_ref_chain_change_bb): Simplify.
24682 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24683 set_block_for_insn if there's any change.
24684 * df.h ((df_insn_change_bb): Fix prototype.
24685 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24686 df_insn_change_bb, don't call set_block_for_insn.
24687 * emit-rtl.c (reorder_insns): Likewise.
24688 * haifa-sched.c (move_insn): Likewise.
24690 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24692 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24696 * tree-flow-inline.h (next_readonly_imm_use): Return
24697 NULL_USE_OPERAND_P after the end.
24699 2008-03-01 Richard Guenther <rguenther@suse.de>
24701 PR tree-optimization/35411
24702 * tree-sra.c (sra_build_assignment): Split conversion to
24703 final type to a separate statement if we are not assigning
24706 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24708 * fold-const.c (fold_convertible_p): Correct the logic to follow
24709 that in fold_convert().
24711 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24714 * tree-inline.c (build_duplicate_type): When we make a
24715 duplicate type, make it unique in the canonical types system.
24717 2008-02-29 Tom Tromey <tromey@redhat.com>
24719 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24720 input_file_stack_history, input_file_stack_restored): Remove.
24721 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24722 * input.h (struct file_stack): Remove.
24723 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24724 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24726 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24728 (diagnostic_last_module_changed): Add 'map' argument.
24729 (diagnostic_set_last_function): Likewise.
24730 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24731 line map, not input_file_stack.
24732 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24734 2008-02-29 Paul Brook <paul@codesourcery.com>
24736 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24738 2008-02-29 Paul Brook <paul@codesourcery.com>
24740 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24742 2008-02-29 Richard Guenther <rguenther@suse.de>
24744 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24746 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24747 value for comparing for a store match.
24748 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24749 (try_to_simplify): Do not do a full-blown reference lookup.
24751 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24753 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24754 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24756 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24758 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24760 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24761 strides against cache sizes.
24763 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24765 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24768 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24770 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24771 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24772 is smaller than the original promoted value.
24773 (simplify_subreg): If OP is a SUBREG, try to preserve its
24774 SUBREG_PROMOTED_VAR_P information.
24776 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24778 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24779 (VN_INFO_GET): Allocate new objects on the obstack.
24780 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24781 for rpo_numbers_temp, for consistency.
24782 (free_scc_vn): Free the obstack.
24784 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24786 * doc/invoke.texi: Document -ftree-loop-distribution.
24787 * tree-loop-distribution.c: New.
24788 * tree-pass.h (pass_loop_distribution): New.
24789 * graphds.h (struct graph): Add htab_t indices.
24790 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24791 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24792 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24793 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24794 * tree-data-ref.c (debug_data_dependence_relations): New.
24795 (dump_data_dependence_relation): Also print data references.
24796 (free_data_ref): Extern.
24797 (same_access_functions): Moved...
24798 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24799 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24800 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24801 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24802 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24803 (stmts_from_loop): Skip LABEL_EXPR.
24804 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24806 (build_rdg): Initialize rdg->indices htab.
24807 (free_rdg, stores_from_loop, ref_base_address,
24808 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24809 have_similar_memory_accesses_1, ref_base_address_1,
24810 remove_similar_memory_refs): New.
24811 * tree-data-ref.h: Depend on tree-chrec.h.
24812 (debug_data_dependence_relations, free_data_ref): Declared.
24813 (same_access_functions): ... here.
24814 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24816 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24817 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24818 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24819 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24820 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24821 rdg_vertex_for_stmt): Declared.
24822 (struct rdg_edge): Add level.
24824 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24825 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24827 (rdg_has_similar_memory_accesses): New.
24828 * tree-vect-analyze.c: Remove unused static decls.
24829 * lambda.h (dependence_level): New.
24830 * common.opt (ftree-loop-distribution): New.
24831 * tree-flow.h (mark_virtual_ops_in_bb,
24832 slpeel_tree_duplicate_loop_to_edge_cfg,
24833 rename_variables_in_loop): Declared.
24834 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24835 (OBJS-common): Add tree-loop-distribution.o.
24836 (tree-loop-distribution.o): New rule.
24837 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24838 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24839 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24841 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24844 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24845 other than structures and unions.
24847 2008-02-28 Richard Guenther <rguenther@suse.de>
24850 2008-02-26 Richard Guenther <rguenther@suse.de>
24852 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24853 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24854 (lookup_decl_from_uid): Declare.
24855 (remove_decl_from_map): Likewise.
24856 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24857 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24858 (decl_for_uid_map): New global hashtable mapping DECL_UID
24860 (init_ttree): Allocate it.
24861 (insert_decl_to_uid_decl_map): New helper function.
24862 (make_node_stat): Insert new decls into the map.
24863 (copy_node_stat): Likewise.
24864 (lookup_decl_from_uid): New function.
24865 (remove_decl_from_map): Likewise.
24866 (print_decl_for_uid_map_statistics): New helper.
24867 (dump_tree_statistics): Call it.
24869 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24870 (referenced_var_iterator): Adjust.
24871 (FOR_EACH_REFERENCED_VAR): Adjust.
24872 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24873 (num_referenced_vars): Adjust.
24874 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24875 (first_referenced_var): Remove.
24876 (end_referenced_vars_p): Likewise.
24877 (next_referenced_var): Likewise.
24878 (referenced_var_iterator_set): New helper function.
24879 * tree-dfa.c (referenced_var_lookup): Adjust.
24880 (referenced_var_check_and_insert): Likewise.
24881 (remove_referenced_var): Likewise.
24882 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24883 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24884 (verify_call_clobbering): Likewise.
24885 (verify_memory_partitions): Likewise.
24886 (init_tree_ssa): Allocate bitmap instead of hashtable for
24888 (delete_tree_ssa): Adjust.
24889 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24891 (compute_tag_properties): Likewise.
24892 (set_initial_properties): Likewise.
24893 (find_partition_for): Likewise.
24894 (update_reference_counts): Likewise.
24895 (dump_may_aliases_for): Likewise.
24896 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24897 (add_call_clobber_ops): Likewise.
24898 (add_call_read_ops): Likewise.
24899 (get_asm_expr_operands): Likewise.
24900 * tree-into-ssa.c (dump_decl_set): Likewise.
24901 (update_ssa): Likewise.
24902 * tree-sra.c (scan_function): Likewise.
24903 (decide_instantiations): Likewise.
24904 (scalarize_parms): Likewise.
24905 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24906 (dsa_named_for): Likewise.
24907 * tree-ssa-structalias.c (update_alias_info): Likewise.
24908 (merge_smts_into): Likewise.
24910 2008-02-27 David Daney <ddaney@avtrex.com>
24913 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24914 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24915 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24916 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24917 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24919 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24922 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24923 (BUILT_IN_NEXTTOWARD): Remove.
24924 (BUILT_IN_NEXTTOWARDF): Ditto.
24925 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24926 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24928 2008-02-27 Tom Tromey <tromey@redhat.com>
24930 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24931 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24933 2008-02-27 Jan Beulich <jbeulich@novell.com>
24935 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24936 update the respective field on newdecl.
24938 2008-02-27 Revital Eres <eres@il.ibm.com>
24940 PR rtl-optimization/34999
24941 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24942 crossing edges that ends with a call insn.
24943 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24944 call insn and clear the EDGE_CROSSING flag of the crossing edge
24945 when fixing fallthru edges.
24947 2008-02-27 Richard Guenther <rguenther@suse.de>
24949 PR middle-end/35390
24950 * fold-const.c (fold_unary): Return the correct argument,
24951 converted to the result type.
24953 2008-02-27 Richard Guenther <rguenther@suse.de>
24955 PR middle-end/34971
24956 * expr.c (expand_expr_real_1): Assert on rotates that operate
24958 * fold-const.c (fold_binary): Use the types precision, not the
24959 bitsize of the mode if folding rotate expressions. Build rotates
24960 only for full modes.
24962 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24964 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24965 and CPP_PRAGMA_EOL.
24966 * c-pragma.c (pragma_ns_name): New typedef.
24967 (registered_pp_pragmas): New variable.
24968 (c_pp_lookup_pragma): New function.
24969 (c_register_pragma_1): If flag_preprocess_only, do nothing
24970 for non-expanded pragmas, for expanded ones push pragma's
24971 namespace and name into registered_pp_pragmas vector.
24972 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24973 flag_preprocess_only, don't register GCC pch_preprocess
24974 pragma if flag_preprocess_only.
24975 * c-opts.c (c_common_init): Call init_pragma even if
24976 flag_preprocess_only.
24977 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24978 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24979 cpp_register_pragma if flag_preprocess_only.
24981 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24984 * c-parser.c (c_parser_translation_unit): Warn for empty
24985 translation unit, not empty source file.
24987 2008-02-26 Paul Brook <paul@codesourcery.com>
24989 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24990 operand for Thumb-2.
24991 * config/arm/arm.h (reg_class): Add CORE_REGS.
24992 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24993 (BASE_REG_CLASS): Use CORE_REGS.
24994 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24995 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24996 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24997 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24998 ARM_REGNO_OK_FOR_INDEX_P.
24999 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25000 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25001 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25002 (ldm/stm peepholes): Ditto.
25003 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25004 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25005 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25006 * config/arm/constraints.md: Enable "k" constraint on ARM.
25008 2008-02-27 Ben Elliston <bje@au.ibm.com>
25010 * config/rs6000/rs6000.c: Annotate cache line size field in all
25011 instances of struct processor_costs.
25013 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25015 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25016 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25017 jump_bypass): New counters.
25018 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25019 * dce.c (gate_ud_dce): Same.
25020 (gate_fast_dce): Same.
25021 * dse.c (gate_dse1): New function.
25022 (gate_dse2): New function.
25023 (gate_dse): Merge results of new gate functions.
25024 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25025 (gate_handle_jump_bypass): Add dbg_cnt.
25026 (gate_handle_gcse): Add dbg_cnt.
25027 * ifcvt.c (gate_handle_if_conversion): Same.
25028 (gate_handle_if_after_combine): Same.
25029 (gate_handle_if_after_reload): Same.
25030 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25032 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25034 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25036 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25038 2008-02-26 Jason Merrill <jason@redhat.com>
25041 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25042 alone if it's the naming decl for the type's main variant.
25044 2008-02-26 Tom Tromey <tromey@redhat.com>
25046 * system.h (USE_MAPPED_LOCATION): Poison.
25047 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25048 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25049 (make_goto_expr_edges): Likewise.
25050 (remove_bb): Likewise.
25051 (execute_warn_function_return): Likewise.
25052 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25054 * c-common.c (fname_decl): Remove old location code.
25055 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25057 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25059 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25060 (gen_rtx_ASM_INPUT): Likewise.
25061 (gen_rtx_ASM_INPUT_loc): Likewise.
25062 (get_rtx_asm_OPERANDS): Remove.
25063 * cfglayout.c (insn_locators_alloc): Remove old location code.
25064 (set_curr_insn_source_location): Likewise.
25065 (curr_insn_locator): Likewise.
25066 * print-tree.c (print_node): Remove old location code.
25067 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25068 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25069 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25070 location_from_locus.
25071 (construct_exit_block): Remove old location code.
25072 * emit-rtl.c (force_next_line_note): Remove old location code.
25073 * profile.c (branch_prob): Remove old location code.
25074 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25075 LOC_LINE): Remove old-location variants.
25076 * langhooks.c (lhd_print_error_function): Remove old location
25078 * configure, config.in: Rebuilt.
25079 * configure.ac (--enable-mapped-location): Remove.
25080 * c-decl.c (c_init_decl_processing): Remove old location code.
25081 (finish_function): Likewise.
25082 * recog.c (decode_asm_operands): Remove old location code.
25083 * c-pch.c (c_common_read_pch): Remove old location code.
25084 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25086 * gimple-low.c (lower_function_body): Remove old location code.
25087 * toplev.c (unknown_location): Remove.
25088 (push_srcloc): Remove old-location variant.
25089 (process_options): Remove old location code.
25090 (lang_dependent_init): Likewise.
25091 * input.h (UNKNOWN_LOCATION): Move definition.
25092 (location_t): Undeprecate.
25093 (source_locus): Remove.
25094 (location_from_locus): Remove.
25095 (struct location_s): Remove.
25096 Remove all old-location code.
25097 (input_line, input_filename): Remove.
25098 * final.c (final_scan_insn): Remove old location code.
25099 * diagnostic.c (diagnostic_build_prefix): Remove
25100 USE_MAPPED_LOCATION test.
25101 * tree.h (gimple_stmt) <locus>: Now a location_t.
25102 (tree_exp) <locus>: Likewise.
25103 (DECL_IS_BUILTIN): Remove old-location variant.
25104 (annotate_with_file_line, annotate_with_locus): Likewise.
25105 (expr_locus, set_expr_locus): Update.
25106 * tree.c (build1_stat): Remove old location code.
25107 (last_annotated_node): Remove.
25108 (annotate_with_file_line): Remove old-location variant.
25109 (annotate_with_locus): Likewise.
25110 (expr_location): Remove old location code.
25111 (set_expr_location): Likewise.
25112 (expr_has_location): Likewise.
25113 (expr_locus): Likewise.
25114 (set_expr_locus): Likewise.
25115 (expr_filename): Don't use location_from_locus.
25116 (expr_lineno): Likewise.
25117 * rtl-error.c (location_for_asm): Remove old location code.
25118 * c-lex.c (cb_line_change): Remove old location code.
25119 (fe_file_change): Likewise.
25120 (cb_def_pragma): Likewise.
25121 (c_lex_with_flags): Likewise.
25122 * gengtype.c (do_typedef): Don't special-case location types.
25123 (define_location_structures): Remove.
25124 (main): Don't call define_location_structures.
25125 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25131 * builtins.def (BUILT_IN_STDARG_START): Remove.
25132 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25133 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25134 * tree-inline.c (inline_forbidden_p_1): Likewise.
25136 2008-02-26 Richard Guenther <rguenther@suse.de>
25138 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25139 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25140 (lookup_decl_from_uid): Declare.
25141 (remove_decl_from_map): Likewise.
25142 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25143 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25144 (decl_for_uid_map): New global hashtable mapping DECL_UID
25146 (init_ttree): Allocate it.
25147 (insert_decl_to_uid_decl_map): New helper function.
25148 (make_node_stat): Insert new decls into the map.
25149 (copy_node_stat): Likewise.
25150 (lookup_decl_from_uid): New function.
25151 (remove_decl_from_map): Likewise.
25152 (print_decl_for_uid_map_statistics): New helper.
25153 (dump_tree_statistics): Call it.
25155 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25156 (referenced_var_iterator): Adjust.
25157 (FOR_EACH_REFERENCED_VAR): Adjust.
25158 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25159 (num_referenced_vars): Adjust.
25160 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25161 (first_referenced_var): Remove.
25162 (end_referenced_vars_p): Likewise.
25163 (next_referenced_var): Likewise.
25164 (referenced_var_iterator_set): New helper function.
25165 * tree-dfa.c (referenced_var_lookup): Adjust.
25166 (referenced_var_check_and_insert): Likewise.
25167 (remove_referenced_var): Likewise.
25168 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25169 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25170 (verify_call_clobbering): Likewise.
25171 (verify_memory_partitions): Likewise.
25172 (init_tree_ssa): Allocate bitmap instead of hashtable for
25174 (delete_tree_ssa): Adjust.
25175 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25176 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25177 (compute_tag_properties): Likewise.
25178 (set_initial_properties): Likewise.
25179 (find_partition_for): Likewise.
25180 (update_reference_counts): Likewise.
25181 (dump_may_aliases_for): Likewise.
25182 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25183 (add_call_clobber_ops): Likewise.
25184 (add_call_read_ops): Likewise.
25185 (get_asm_expr_operands): Likewise.
25186 * tree-into-ssa.c (dump_decl_set): Likewise.
25187 (update_ssa): Likewise.
25188 * tree-sra.c (scan_function): Likewise.
25189 (decide_instantiations): Likewise.
25190 (scalarize_parms): Likewise.
25191 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25192 (dsa_named_for): Likewise.
25193 * tree-ssa-structalias.c (update_alias_info): Likewise.
25194 (merge_smts_into): Likewise.
25196 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25199 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25200 * c-opts.c (c_common_handle_option): Wall enables
25201 Wvolatile-register-var.
25202 * common.opt: Move Wvolatile-register-var to...
25205 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25207 * common.opt (Wlarger-than=): New.
25208 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25210 * opts.c (common_handle_option): Handle -Wlarger-than=.
25211 * optc-gen.awk: Likewise.
25212 * opth-gen.awk: Likewise.
25213 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25214 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25218 * c-common.c (match_case_to_enum_1): Add appropriate
25219 OPT_W* parameter to warning.
25220 (c_do_switch_warnings): Likewise.
25221 * c-typeck.c (warning_init): Add one more parameter following
25222 'warning' function.
25223 (push_init_level): Update call to warning_init.
25224 (pop_init_level): Likewise.
25225 (add_pending_init): Likewise.
25226 (output_init_element: Likewise.
25228 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25231 * toplev.c (toplev_main): If there are warnings or error, print
25232 errors for ignored options.
25233 * opts.c (ignored_options): New static variable.
25234 (postpone_unknown_option_error): New.
25235 (print_ignored_options): New.
25236 (handle_option): Postpone errors for unknown -Wno-* options.
25237 * opts.h (print_ignored_options): Declare.
25239 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25241 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25244 2008-02-25 Richard Guenther <rguenther@suse.de>
25247 2008-02-25 Richard Guenther <rguenther@suse.de>
25249 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25250 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25251 (lookup_decl_from_uid): Declare.
25252 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25253 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25254 (decl_for_uid_map): New global hashtable mapping DECL_UID
25256 (init_ttree): Allocate it.
25257 (insert_decl_to_uid_decl_map): New helper function.
25258 (make_node_stat): Insert new decls into the map.
25259 (copy_node_stat): Likewise.
25260 (lookup_decl_from_uid): New function.
25261 (print_decl_for_uid_map_statistics): New helper.
25262 (dump_tree_statistics): Call it.
25264 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25265 (referenced_var_iterator): Adjust.
25266 (FOR_EACH_REFERENCED_VAR): Adjust.
25267 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25268 (num_referenced_vars): Adjust.
25269 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25270 (first_referenced_var): Remove.
25271 (end_referenced_vars_p): Likewise.
25272 (next_referenced_var): Likewise.
25273 (referenced_var_iterator_set): New helper function.
25274 * tree-dfa.c (referenced_var_lookup): Adjust.
25275 (referenced_var_check_and_insert): Likewise.
25276 (remove_referenced_var): Likewise.
25277 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25279 (verify_call_clobbering): Likewise.
25280 (verify_memory_partitions): Likewise.
25281 (init_tree_ssa): Allocate bitmap instead of hashtable for
25283 (delete_tree_ssa): Adjust.
25284 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25285 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25286 (compute_tag_properties): Likewise.
25287 (set_initial_properties): Likewise.
25288 (find_partition_for): Likewise.
25289 (update_reference_counts): Likewise.
25290 (dump_may_aliases_for): Likewise.
25291 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25292 (add_call_clobber_ops): Likewise.
25293 (add_call_read_ops): Likewise.
25294 (get_asm_expr_operands): Likewise.
25295 * tree-into-ssa.c (dump_decl_set): Likewise.
25296 (update_ssa): Likewise.
25297 * tree-sra.c (scan_function): Likewise.
25298 (decide_instantiations): Likewise.
25299 (scalarize_parms): Likewise.
25300 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25301 (dsa_named_for): Likewise.
25302 * tree-ssa-structalias.c (update_alias_info): Likewise.
25303 (merge_smts_into): Likewise.
25305 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25308 * doc/invoke.texi (-fcx-limited-range): Document new option.
25309 * toplev.c (process_options): Handle -fcx-fortran-rules.
25310 * common.opt: Add documentation for -fcx-fortran-rules.
25312 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25315 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25316 actual behaviour and C99.
25318 2008-02-26 Ben Elliston <bje@au.ibm.com>
25320 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25321 (ASM_CPU_POWER6_SPEC): Likewise.
25322 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25323 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25324 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25326 2008-02-25 Richard Guenther <rguenther@suse.de>
25328 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25329 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25330 (lookup_decl_from_uid): Declare.
25331 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25332 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25333 (decl_for_uid_map): New global hashtable mapping DECL_UID
25335 (init_ttree): Allocate it.
25336 (insert_decl_to_uid_decl_map): New helper function.
25337 (make_node_stat): Insert new decls into the map.
25338 (copy_node_stat): Likewise.
25339 (lookup_decl_from_uid): New function.
25340 (print_decl_for_uid_map_statistics): New helper.
25341 (dump_tree_statistics): Call it.
25343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25344 (referenced_var_iterator): Adjust.
25345 (FOR_EACH_REFERENCED_VAR): Adjust.
25346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25347 (num_referenced_vars): Adjust.
25348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25349 (first_referenced_var): Remove.
25350 (end_referenced_vars_p): Likewise.
25351 (next_referenced_var): Likewise.
25352 (referenced_var_iterator_set): New helper function.
25353 * tree-dfa.c (referenced_var_lookup): Adjust.
25354 (referenced_var_check_and_insert): Likewise.
25355 (remove_referenced_var): Likewise.
25356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25358 (verify_call_clobbering): Likewise.
25359 (verify_memory_partitions): Likewise.
25360 (init_tree_ssa): Allocate bitmap instead of hashtable for
25362 (delete_tree_ssa): Adjust.
25363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25365 (compute_tag_properties): Likewise.
25366 (set_initial_properties): Likewise.
25367 (find_partition_for): Likewise.
25368 (update_reference_counts): Likewise.
25369 (dump_may_aliases_for): Likewise.
25370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25371 (add_call_clobber_ops): Likewise.
25372 (add_call_read_ops): Likewise.
25373 (get_asm_expr_operands): Likewise.
25374 * tree-into-ssa.c (dump_decl_set): Likewise.
25375 (update_ssa): Likewise.
25376 * tree-sra.c (scan_function): Likewise.
25377 (decide_instantiations): Likewise.
25378 (scalarize_parms): Likewise.
25379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25380 (dsa_named_for): Likewise.
25381 * tree-ssa-structalias.c (update_alias_info): Likewise.
25382 (merge_smts_into): Likewise.
25384 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25387 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25388 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25389 * alias.h (nonoverlapping_memrefs_p): Likewise.
25391 2008-02-25 Jan Beulich <jbeulich@novell.com>
25393 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25394 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25395 __emultls_get_address, __emultls_register_common,
25396 __floatundi?f, and _Unwind_GetIPInfo.
25397 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25398 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25399 (gen_regparm_prefix): Likewise.
25400 (i386_nlm_encode_section_info): Sync with
25401 config/i386/winnt.c:i386_pe_encode_section_info().
25402 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25403 i386_nlm_mangle_decl_assembler_name): New.
25404 (netware_override_options): New.
25405 * config/i386/netware.h (netware_override_options): Declare.
25406 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25407 (i386_nlm_mangle_decl_assembler_name): Declare.
25408 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25410 2008-02-25 Ben Elliston <bje@au.ibm.com>
25413 * c-decl.c (grokdeclarator): Remove unused local variables
25414 `typedef_type' and `type_as_written'.
25416 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25417 unused local variable `has_hot_blocks'.
25418 (fix_crossing_conditional_branches): Remove unused local variable
25421 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25423 PR middle-end/19984
25424 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25425 using DEF_C99_BUILTIN.
25426 (BUILT_IN_NANF): Ditto.
25427 (BUILT_IN_NANL): Ditto.
25429 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25430 Revital Eres <eres@il.ibm.com>
25432 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25433 regarding the order of two dependent insns in the same row.
25435 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25437 * stor-layout.c (layout_decl): Do not bump the alignment of a
25438 bit-field to more than byte alignment if it is packed.
25440 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25442 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25445 2008-02-24 Diego Novillo <dnovillo@google.com>
25447 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25450 * tree-vrp.c (vrp_evaluate_conditional): With
25451 -Wtype-limits, emit a warning when comparing against a
25452 constant outside the natural range of OP0's type.
25453 * c.opt (Wtype-limits): Move ...
25454 * common.opt (Wtype-limits): ... here.
25456 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25458 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25459 * config/rs6000/e300c2c3.md: New file.
25460 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25462 (rs6000_override_options): Add e300c2 and e300c3 cases to
25463 processor_target_table. Do not allow usage of Altivec or Spe
25464 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25465 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25466 * config/rs6000/rs6000.h (processor_type): Add
25467 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25468 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25469 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25470 and ppce300c3. Include e300c2c3.md.
25472 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25474 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25475 instead of TARGET_STRICT_ALIGN.
25477 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25479 * explow.c (memory_address): Assert that the generated address is
25482 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25485 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25486 * config/darwin-ppc-ldouble-patch.def: New file.
25487 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25488 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25489 SUBTARGET_INIT_BUILTINS if defined.
25490 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25493 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25496 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25497 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25499 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25502 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25503 file" warning condtional on -Winvalid-PCH.
25505 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25507 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25509 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25513 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25514 prevent reload from using MMX registers.
25515 (*mov<mode>_internal): Ditto.
25516 (*movv2sf_internal_rex64): Ditto.
25517 (*movv2sf_internal): Ditto.
25519 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25521 PR documentation/31569
25522 * doc/install.texi2html: Use makeinfo --no-number-sections.
25524 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25526 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25527 ensure that we can address an entire entity > 8 bytes. Don't
25528 generate reg+reg addressing for such data.
25530 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25532 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25533 strings when optimizing for size, unless the target cares about
25536 2008-02-22 Tom Tromey <tromey@redhat.com>
25538 * regclass.c (current_pass): Remove declaration.
25540 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25542 * config/avr/libgcc.S (__RAMPZ__): Define.
25543 (__do_copy_data): Add for devices with 128KB code memory.
25545 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25547 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25549 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25551 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25553 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25556 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25559 * c-typeck.c (build_binary_op): Warn about floating point
25560 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25562 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25565 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25566 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25568 (rs6000_override_options): Set altivec_abi as default, not override,
25569 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25570 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25571 is used; use new member spe_abi.
25572 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25573 spe_abi and altivec_abi.
25575 2008-02-22 Tomas Bily <tbily@suse.cz>
25577 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25579 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25582 * config.build (build_file_translate): Set to `CMD //c' only if
25584 * Makefile.in (build_file_translate): Improve comment.
25586 2008-02-21 Jan Hubicka <jh@suse.cz>
25588 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25589 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25590 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25592 2008-02-21 Michael Matz <matz@suse.de>
25595 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25597 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25599 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25600 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25601 as insn constraint.
25602 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25603 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25604 SSE_VEC_FLOAT_MODE_P as insn constraint.
25605 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25606 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25607 sse4a_movntdf using MODEF mode iterator.
25608 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25609 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25610 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25611 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25612 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25613 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25614 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25616 2008-02-21 Richard Guenther <rguenther@suse.de>
25618 * tree.def (PAREN_EXPR): New tree code.
25619 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25621 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25622 * expr.c (expand_expr_real_1): Likewise.
25623 * tree-inline.c (estimate_num_insns_1): Likewise.
25624 * tree-complex.c (expand_complex_move): Likewise.
25625 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25628 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25631 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25633 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25636 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25638 * config/sh/sh.c (find_barrier): Don't go past
25639 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25641 2008-02-20 DJ Delorie <dj@redhat.com>
25643 * config/h8300/h8300.md (insv): Force source operand to be a register.
25645 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25646 as a jump, not as a plain insn.
25648 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25650 * doc/invoke.texi (Warning Options): Add new option
25651 -Wframe-larger-than=.
25652 (-Wframe-larger-than): Document.
25654 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25655 Add declarations for new option variables.
25657 * final.c (final_start_function): Check the frame size
25658 before emission and issue a Wframe-larger-than warning.
25660 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25661 Add definitions for new option variables.
25662 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25664 * common.opt (Wframe-larger-than=): New option.
25666 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25668 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25669 (<sse>_div<mode>3): Ditto.
25670 (<sse>_vmdiv<mode>3): Ditto.
25671 (<sse>_vmsqrt<mode>2): Ditto.
25672 (*smax<mode>3): Ditto.
25673 (sse5_frcz<mode>2): Ditto.
25674 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25675 as insn constraint.
25677 2008-02-20 Richard Guenther <rguenther@suse.de>
25679 PR middle-end/35265
25680 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25681 be happy with INTEGRAL_TYPE_P.
25683 2008-02-20 Richard Guenther <rguenther@suse.de>
25685 * fold-const.c (split_tree): Associate floatig-point expressions
25686 if flag_associative_math is set.
25688 2008-02-20 Richard Guenther <rguenther@suse.de>
25690 * tree.h (fold_real_zero_addition_p): Declare.
25691 * fold-const.c (fold_real_zero_addition_p): Export.
25692 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25693 floating-point operations with zero and one.
25695 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25697 * doc/install.texi: Correct references to CFLAGS, replacing them
25698 with BOOT_CFLAGS. Document flags used during bootstrap for
25701 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25703 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25704 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25705 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25707 (smin<mode>3): Ditto from similar patterns.
25708 (smax<mode>3): Ditto.
25709 (*ieee_smin<mode>3): Ditto.
25710 (*ieee_smax<mode>3): Ditto.
25711 * config/i386/sse.md (sse): New mode attribute.
25712 (mov<mode>): Macroize expander from movv4sf and movv2df using
25713 SSEMODEF2P mode iterator.
25714 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25715 SSE_VEC_FLOAT_MODE_P as insn constraint.
25716 (storent<mode>): Ditto.
25717 (storent<mode>): Macroize expander from storentsf and storentdf using
25718 MODEF mode iterator.
25719 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25720 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25721 (abs<mode>2): Ditto from similar patterns.
25722 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25723 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25724 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25725 (<sse>_vmsqrt<mode>2): Ditto.
25726 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25727 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25728 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25729 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25730 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25731 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25732 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25734 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25735 iterator and SSE_FLOAT_MODE_P as insn constraint.
25736 (<sse>_ucomi): Ditto from similar patterns.
25737 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25738 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25739 SSE_VEC_FLOAT_MODE_P as insn constraint.
25740 (vcond<mode>): Ditto from similar patterns.
25741 (and<mode>3, *and<mode>3): Ditto.
25742 (<sse>_nand<mode>3): Ditto.
25743 (ior<mode>3, *ior<mode>3): Ditto.
25744 (xor<mode>3, *xor<mode>3): Ditto.
25745 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25746 iterator and SSE_FLOAT_MODE_P as insn constraint.
25747 (*nand<mode>3): Ditto from similar patterns.
25748 (*ior<mode>3): Ditto.
25749 (*xor<mode>3): Ditto.
25751 2008-02-20 Ira Rosen <irar@il.ibm.com>
25753 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25754 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25755 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25757 2008-02-19 Jan Hubicka <jh@suse.cz>
25759 * predict.c (tree_bb_level_predictions): Remove variable next
25760 mistakely introduced by previous commit.
25762 2008-02-19 Jan Hubicka <jh@suse.cz>
25764 * predict.c (predict_paths_leading_to): Rewrite.
25765 (predict_paths_for_bb): New.
25766 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25768 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25771 * Makefile.in (build_file_translate): New.
25772 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25773 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25774 * configure.ac (build_file_translate): Substitute it.
25775 * configure: Regenerate.
25777 2008-02-19 Jan Hubicka <jh@suse.cz>
25779 PR rtl-optimization/34408
25780 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25783 2008-02-19 Jan Hubicka <jh@suse.cz>
25785 PR middle-end/28779
25786 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25789 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25792 * config/i386/i386-modes.def: Revert the last DI alignment
25793 change until Ada people can look into it.
25795 2008-02-19 Nick Clifton <nickc@redhat.com>
25797 * opts.c (print_specific_help): Fix typo in --help text.
25799 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25802 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25803 32-bit inline asm without asm alternatives for host GCC < 3.0.
25805 2008-02-19 Richard Guenther <rguenther@suse.de>
25807 PR tree-optimization/34989
25808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25809 Allow propagation to INDIRECT_REF if we can simplify only.
25811 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25813 * c-common.c (warn_for_collisions_1): Use appropriate option when
25816 2008-02-19 Nick Clifton <nickc@redhat.com>
25819 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25820 (handle_options): Fix indentation.
25821 (print_filtered_help): If no language-specific options were
25822 displayed tell the user how to list all the options supported by
25823 the language's front-end.
25824 (print_specific_help): Fix indentation and remove duplicate line.
25825 (common_handle_option): Handle the -v option.
25826 For --help enable the display of undocumented options if the -v
25827 switch has been included on the command line.
25828 For --help= check for overlaps in the arguments between the option
25829 classes and the language names and issue a warning when they
25830 cannot be disambiguated.
25831 * c.opt (v): Pass on to the common option handler.
25833 2008-02-19 Revital Eres <eres@il.ibm.com>
25835 * modulo-sched.c (sms_schedule): Change dump message when
25836 create_ddg function fails.
25837 (try_scheduling_node_in_cycle): Rename row to cycle.
25838 (print_partial_schedule): Rename CYCLE to ROW.
25840 2008-02-19 Christian Bruel <christian.bruel@st.com>
25841 Zdenek Dvorak <ook@ucw.cz>
25843 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25845 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25848 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25849 (*x86_movdicc_0_m1_se): Ditto.
25851 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25853 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25854 (CMPtype): Define as __gcc_CMPtype.
25855 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25856 (CMPtype): Define as __gcc_CMPtype.
25858 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25860 Support valgrind 3.3 for --enable-checking=valgrind.
25861 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25863 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25864 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25865 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25866 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25867 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25868 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25869 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25871 * ggc-zone.c: Similar.
25872 * ggc-page.c: Similar.
25874 2008-02-19 Paul Brook <paul@codesourcery.com>
25877 * config/arm/ieee754-df.S: Fix do_it typo.
25878 * config/arm/ieee754-sf.S: Fix do_it typo.
25880 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25883 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25884 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25885 (OPTION_MASK_ISA_SSE_SET): Likewise.
25886 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25887 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25888 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25889 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25890 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25891 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25892 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25893 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25894 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25895 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25896 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25897 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25898 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25899 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25900 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25901 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25902 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25903 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25904 (OPTION_MASK_ISA_SSE4): Removed.
25905 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25906 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25907 (override_options): Don't turn on implied SSE/MMX bits in
25910 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25912 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25915 2008-02-18 Joey Ye <joey.ye@intel.com>
25917 PR middle-end/34921
25918 * tree-nested.c (insert_field_into_struct): Set type alignment
25919 to field alignment if the former is less than the latter.
25921 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25923 * BASE-VER: Set to 4.4.0.
25925 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25927 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25928 * doc/cfg.texi: Likewise.
25929 * doc/extend.texi: Likewise.
25930 * doc/gty.texi: Likewise.
25931 * doc/invoke.texi: Likewise.
25932 * doc/loop.texi: Likewise.
25933 * doc/md.texi: Likewise.
25934 * doc/passes.texi: Likewise.
25935 * doc/rtl.texi: Likewise.
25936 * doc/sourcebuild.texi: Likewise.
25937 * doc/tm.texi: Likewise.
25938 * doc/tree-ssa.texi: Likewise.
25940 2008-02-17 Richard Guenther <rguenther@suse.de>
25942 PR middle-end/35227
25943 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25944 without default definition.
25946 2008-02-17 Richard Guenther <rguenther@suse.de>
25948 PR tree-optimization/35231
25949 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25952 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25955 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25956 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25957 libgcc_cmp_return mode.
25959 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25962 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25964 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25966 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25969 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25971 * doc/c-tree.texi: Use `@.' where appropriate.
25972 * doc/extend.texi: Likewise.
25973 * doc/install.texi: Likewise.
25974 * doc/invoke.texi: Likewise.
25975 * doc/loop.texi: Likewise.
25976 * doc/makefile.texi: Likewise.
25977 * doc/md.texi: Likewise.
25978 * doc/passes.texi: Likewise.
25979 * doc/standards.texi: Likewise.
25980 * doc/tm.texi: Likewise.
25982 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25984 PR middle-end/35196
25985 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25987 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25988 rather than in entry_bb.
25990 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25992 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25993 libgcc_cmp_return mode.
25995 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25997 PR middle-end/35130
25998 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25999 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26001 2008-02-15 Richard Guenther <rguenther@suse.de>
26002 Zdenek Dvorak <ook@ucw.cz>
26004 PR tree-optimization/35164
26005 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26006 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26008 Only propagate addresses which do not have abnormal SSA_NAMEs
26011 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26014 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26016 2008-02-15 Jan Hubicka <jh@suse.cz>
26018 PR middle-end/35149
26019 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26023 PR middle-end/34621
26024 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26025 when calculating alignment_pad.
26027 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26029 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26030 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26031 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26032 and STACK_BOUNDARY define.
26034 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26036 PR preprocessor/35061
26037 * c-pragma.c (handle_pragma_pop_macro): Check that
26038 pushed_macro_table has been allocated.
26040 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26042 PR middle-end/35136
26043 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26044 (force_gimple_operand): Likewise.
26045 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26046 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26047 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26048 (find_interesting_uses_address): Check addressability and alignment
26049 of the base expression only after substituting bases of IVs into it.
26051 2008-02-14 Michael Matz <matz@suse.de>
26054 * function.c (instantiate_virtual_regs_in_insn): Reload address
26055 before falling back to reloading the whole operand.
26057 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26059 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26060 before the first section switch note.
26062 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26064 * doc/bugreport.texi: Update copyright years.
26065 * doc/c-tree.texi: Likewise.
26066 * doc/cfg.texi: Likewise.
26067 * doc/cpp.texi: Likewise.
26068 * doc/cppinternals.texi: Likewise.
26069 * doc/fragments.texi: Likewise.
26070 * doc/frontends.texi: Likewise.
26071 * doc/gcc.texi: Likewise.
26072 * doc/gty.texi: Likewise.
26073 * doc/hostconfig.texi: Likewise.
26074 * doc/implement-c.texi: Likewise.
26075 * doc/libgcc.texi: Likewise.
26076 * doc/loop.texi: Likewise.
26077 * doc/makefile.texi: Likewise.
26078 * doc/options.texi: Likewise.
26079 * doc/passes.texi: Likewise.
26080 * doc/rtl.texi: Likewise.
26081 * doc/sourcebuild.texi: Likewise.
26082 * doc/standards.texi: Likewise.
26083 * doc/tree-ssa.texi: Likewise.
26084 * doc/trouble.texi: Likewise.
26086 * doc/extend.texi: Use @: or add comma where appropriate.
26087 * doc/invoke.texi: Likewise.
26088 * doc/tm.texi: Likewise.
26090 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26093 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26096 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26098 * doc/md.texi (clz, ctz): Add reference.
26099 * doc/rtl.texi (clz, ctz): Likewise.
26101 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26104 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26107 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26109 * config/s390/s390.c (struct constant_pool): New field
26110 emit_pool_after added.
26111 (s390_mainpool_start): Set the emit_pool_after flag according
26112 to the section switch notes.
26113 (s390_mainpool_finish): Consider emit_pool_after when emitting
26114 the literal pool at the end of the function.
26115 (s390_chunkify_start): Force literal pool splits at section
26118 2008-02-13 Michael Matz <matz@suse.de>
26121 * var-tracking.c (clobber_variable_part): Correctly traverse the
26124 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26127 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26128 Add -fdump-ipa-inline.
26129 * tree-dump.c (dump_files): Remove tree-inlined dump.
26130 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26132 2008-02-12 Richard Guenther <rguenther@suse.de>
26134 PR tree-optimization/35171
26135 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26138 2008-02-12 Richard Guenther <rguenther@suse.de>
26140 PR middle-end/35163
26141 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26142 value-preserving mode. Disallow final truncation.
26144 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26146 PR middle-end/35136
26147 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26148 code from here to...
26149 (force_gimple_operand): ...here.
26151 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26154 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26155 non-compatible pointers.
26156 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26157 different FIELD_DECLs, try harder by comparing field offsets, sizes
26160 PR inline-asm/35160
26161 * function.c (match_asm_constraints_1): Don't replace the same input
26164 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26166 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26167 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26168 (expand_epilogue): Restore RAMPZ register.
26169 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26171 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26173 * config/i386/cygwin.asm: (__alloca): Correct calling
26174 convention and alignment.
26175 (__chkstk): Force 8 byte stack alignment.
26177 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26178 Richard Guenther <rguenther@suse.de>
26180 PR tree-optimization/33992
26181 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26182 the zero we compare against.
26184 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26186 PR libfortran/35063
26187 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26188 to CloseHandle after unlocking to prevent accumulation of handle
26191 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26193 PR middle_end/34150
26194 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26195 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26196 and update LABEL_NUSES during and after reload.
26198 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26200 PR middle-end/34627
26201 * combine.c (simplify_if_then_else): Make sure the comparison is
26202 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26204 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26207 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26208 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26209 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26210 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26211 * tree.h (get_type_static_bounds): Likewise.
26213 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26215 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26216 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26217 Make -Wfoo language annotations match what the compiler outputs.
26219 2008-02-08 Sa Liu <saliu@de.ibm.com>
26221 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26222 intrinsics spu_convts, spu_convtu, spu_convtf.
26224 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26226 * doc/extend.texi (Function Attributes) <noinline>: Mention
26227 asm ("") as method to keep calls.
26229 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26232 * doc/options.texi (Options): Replace references to opts.sh with
26234 * opts-common.c: Likewise.
26235 * optc-gen.awk: Likewise.
26237 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26239 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26241 2008-02-07 Richard Henderson <rth@redhat.com>
26244 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26245 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26248 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26250 PR tree-optimization/35085
26251 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26252 for operand entry oe2 in addition to operand entry oe3 in order to
26253 expose more opportunities for vectorizer sum reduction.
26255 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26258 * Makefile.in (LIBS): Remove $(GMPLIBS).
26259 (cc1-dummy, cc1): Add $(GMPLIBS).
26261 2008-02-06 Jan Hubicka <jh@suse.cz>
26264 * i386.md (moddf_integer): Do not produce partial memory stalls for
26265 targets where it hurts.
26267 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26270 * optabs.c (expand_float): Do not check for decimal modes when
26271 expanding unsigned integer through signed conversion.
26273 2008-02-06 Nick Clifton <nickc@redhat.com>
26275 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26276 inside the clobber with a match_operand and duplicated operand
26277 number in the constraint.
26278 (ineqbranchsi): Delete redundant comment.
26280 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26282 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26283 builtin_define ("__USE_INIT_FINI__").
26284 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26286 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26288 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26290 PR documentation/30330
26291 * doc/invoke.texi (C++ Dialect Options)
26292 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26293 For each warning option -Wfoo that allows -Wno-foo, ensure both
26294 -Wfoo and -Wno-foo are listed in the option index. Fix index
26295 entry of -Wswitch-default, index -Wnormalized= including the
26296 `=', and -Wlarger-than-@var{len} including @var{len}.
26298 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26300 * config/i386/i386.md (floatunssisf2): Use
26301 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26302 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26303 Macroize expander using MODEF mode iterator.
26305 2008-02-05 Diego Novillo <dnovillo@google.com>
26307 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26310 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26312 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26315 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26317 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26320 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26321 to indicate if a message should be generated.
26322 (init_cumulative_args): Updated.
26323 (function_value_32): Likewise.
26325 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26327 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26329 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26332 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26333 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26335 2008-02-04 Diego Novillo <dnovillo@google.com>
26337 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26340 * tree-vrp.c (vrp_evaluate_conditional): With
26341 -Wtype-limits, emit a warning when comparing against a
26342 constant outside the natural range of OP0's type.
26344 2008-02-04 Richard Guenther <rguenther@suse.de>
26346 PR middle-end/33631
26347 * expr.c (count_type_elements): Give for unions instead of
26350 2008-02-04 Richard Guenther <rguenther@suse.de>
26352 PR middle-end/35043
26353 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26354 to TYPE_DOMAINs base type instead of using bitsizetype here.
26356 2008-02-03 Jason Merrill <jason@redhat.com>
26358 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26360 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26363 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26364 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26365 (RS/6000 and PowerPC Options): Fix typos and markup.
26366 * doc/passes.texi (Tree-SSA passes): Likewise.
26368 2008-02-02 Michael Matz <matz@suse.de>
26371 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26372 from record_last_reg_set_info.
26373 (record_last_reg_set_info): Take an RTX argument, iterate over all
26374 constituent hardregs.
26375 (record_last_set_info, record_opr_changes): Change calls to
26376 new signature or to record_last_reg_set_info_regno.
26378 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26380 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26382 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26384 PR rtl-optimization/34773
26385 * reg-notes.def (EQUAL): Mention significance of combination of
26386 REG_EQUAL and REG_RETVAL.
26387 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26388 insn that has a REG_RETVAL.
26390 2008-02-01 Roger Sayle <roger@eyesopen.com>
26393 * configure.ac (--enable-fixed-point): Disable unless explicitly
26395 * configure: Regenerate.
26397 2008-02-01 Richard Guenther <rguenther@suse.de>
26400 * invoke.texi (-finline-limit): Remove no longer true parts
26401 of the documentation. Note that there is no default value.
26403 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26404 Mark Mitchell <mark@codesourcery.com>
26405 Ben Elliston <bje@au.ibm.com>
26408 * doc/extend.texi (Other Builtins): Document.
26410 2008-01-31 Tom Browder <tom.browder@gmail.com>
26412 * doc/c-tree.texi (Types): Fix grammar.
26413 (Expression trees): Ditto.
26414 * doc/passes.texi (Tree-SSA passes): Ditto.
26416 * doc/configterms.texi (Configure Terms): Fix typo.
26417 * doc/cpp.texi (Common Predefined Macros): Ditto.
26418 * doc/md.texi (Machine Constraints): Ditto.
26420 * doc/makefile.texi (Makefile): Add comma.
26422 2008-01-31 Tom Browder <tom.browder@gmail.com>
26423 Gerald Pfeifer <gerald@pfeifer.com>
26425 * doc/sourcebuild.texi (Front End): Remove references to CVS
26426 and CVSROOT/modules.
26427 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26428 (Back End): Remove reference to CVS.
26430 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26433 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26435 (mips16_gp_pseudo_reg): ...here.
26436 * config/mips/mips.md (load_const_gp): Replace with...
26437 (load_const_gp_<mode>): ...this :P-based insn.
26439 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26441 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26442 options. Minor fixes.
26443 (-std): Move reference to standards closer to where language
26444 standards are first mentioned.
26446 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26448 PR rtl-optimization/34995
26449 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26450 parameter and return a bool. If the rtx parameter is nonnull,
26451 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26452 (find_reloads): Update call accordingly. Pass the new operand
26453 if it needed no address reloads, otherwise pass null.
26455 2008-01-30 Richard Henderson <rth@redhat.com>
26458 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26459 for unbounded arrays.
26461 2008-01-30 Silvius Rus <rus@google.com>
26463 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26465 2008-01-30 Jan Hubicka <jh@suse.cz>
26468 * i386.c (init_cumulative_args): Use real function declaration when
26471 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26473 PR rtl-optimization/34998
26474 * global.c (build_insn_chain): Treat non-subreg_lowpart
26475 SUBREGs of pseudos as clobbering all the words covered by the
26476 SUBREG, not just all the bytes.
26477 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26478 original df_ref rather than an extract parameter.
26479 (global_conflicts): Update call accordingly.
26481 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26483 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26484 the overflow check to make it easier to read.
26485 (__fixtfdi): Change the type of the ll member in union
26486 long_double to UDItype_x.
26488 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26490 PR middle-end/34969
26491 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26492 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26493 * tree-inline.c (fold_marked_statements): Call
26494 cgraph_update_edges_for_call_stmt if folding a call statement.
26495 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26496 debug_generic_stmt calls, reset it back afterwards.
26499 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26501 * c-typeck.c (build_external_ref): Don't pedwarn about
26502 static vars in current function's scope.
26504 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26506 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26508 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26511 * ipa-struct-reorg.c: Fix spelling.
26512 * params.def: Ditto.
26514 2008-01-29 Richard Guenther <rguenther@suse.de>
26516 PR middle-end/35006
26517 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26519 * tree-inline.c (remap_type): Increment remapping_type_depth
26520 around remapping types.
26521 (copy_body_r): Only add referenced variables if they are referenced
26522 from code, not types.
26524 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26535 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26536 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26538 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26541 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26542 pointer for tiny stack.
26544 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26546 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26548 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26550 * config/vx-common.h: Fix typo in comment.
26552 2008-01-28 Ian Lance Taylor <iant@google.com>
26556 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26557 coalesce pointers if they have different DECL_NO_TBAA_P values.
26558 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26559 between variables with different DECL_NO_TBAA_P values.
26561 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26564 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26565 are not legitimate small data references on SPE targets.
26567 2008-01-28 David Daney <ddaney@avtrex.com>
26569 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26571 2008-01-28 David Daney <ddaney@avtrex.com>
26573 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26575 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26577 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26578 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26579 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26580 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26581 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26582 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26583 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26584 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26586 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26588 * basic-block.h (condjump_equiv_p): Fix comment.
26590 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26592 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26593 print_generic_stmt_indented): Fix comment.
26595 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26597 * configure.ac (__stack_chk_fail): Add detecion for availability
26598 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26599 * configure: Regenerate.
26601 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26603 PR middle-end/34688
26604 * final.c (output_addr_const): Handle TRUNCATE.
26606 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26609 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26610 (zero_cost, infinite_cost): New constants.
26611 (struct cost_pair): Change type of cost to comp_cost.
26612 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26613 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26615 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26616 split_address_cost, ptr_difference_cost, difference_cost,
26617 get_computation_cost_at, get_computation_cost,
26618 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26619 determine_use_iv_cost_condition, determine_use_iv_costs,
26620 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26621 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26622 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26623 Change type of cost to comp_cost.
26624 (determine_iv_cost): Increase cost of non-original ivs, instead
26625 of decreasing the cost of original ones.
26626 (get_address_cost): Indicate the complexity of the addressing mode
26628 (try_add_cand_for): Prefer using ivs not specific to some object.
26629 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26631 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26632 Janis Johnson <janis187@us.ibm.com>
26635 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26636 (TARGET_INSTANTIATE_DECLS): Likewise.
26637 * target.h (expand_to_rtl_hook): New target hook.
26638 (instantiate_decls): Likewise.
26639 * function.c (instantiate_decl): Make non-static. Rename to...
26640 (instantiate_decl_rtl): ... this.
26641 (instantiate_expr): Use instantiate_decl_rtl.
26642 (instantiate_decls_1): Likewise.
26643 (instantiate_decls): Likewise.
26644 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26645 * function.h (instantiate_decl_rtl): Add prototype.
26646 * cfgexpand.c (target.h): New include.
26647 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26648 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26649 (TARGET_INSTANTIATE_DECLS): Likewise.
26650 (TARGET_INITIALIZER): New target hooks added.
26651 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26653 * config/rs6000/rs6000.c (tree-flow.h): New include.
26654 (machine_function): Add sdmode_stack_slot field.
26655 (rs6000_alloc_sdmode_stack_slot): New function.
26656 (rs6000_instantiate_decls): Likewise.
26657 (rs6000_secondary_memory_needed_rtx): Likewise.
26658 (rs6000_check_sdmode): Likewise.
26659 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26660 (TARGET_INSTANTIATE_DECLS): Likewise.
26661 (rs6000_hard_regno_mode_ok): Allow SDmode.
26662 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26663 (rs6000_emit_move): Handle SDmode.
26664 (function_arg_advance): Likewise.
26665 (function_arg): Likewise.
26666 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26667 SDmode var args for 32-bit compiles.
26668 (rs6000_secondary_reload_class): Handle SDmode.
26669 (rs6000_output_function_epilogue): Likewise.
26670 (rs6000_function_value): Simplify if statement.
26671 (rs6000_libcall_value): Likewise.
26672 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26673 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26674 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26675 (movsd_hardfloat): New define_insn.
26676 (movsd_softfloat): Likewise.
26677 (movsd_store): Likewise.
26678 (movsd_load): Likewise.
26679 (extendsddd2): Likewise.
26680 (extendsdtd2): Likewise.
26681 (truncddsd2): Likewise.
26682 (movdd_hardfloat64): Fixup comment.
26683 (UNSPEC_MOVSD_LOAD): New constant.
26684 (UNSPEC_MOVSD_STORE): Likewise.
26686 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26689 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26691 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26692 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26693 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26694 and TRUTH_XOR_EXPR.
26696 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26699 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26701 __LONGDOUBLE128 too.
26702 * config/rs6000/aix61.h: New file.
26704 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26706 PR rtl-optimization/34959
26707 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26708 popcount and parity rtxes the same mode as their operand.
26709 Truncate or extend the result to the return value's mode
26712 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26715 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26716 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26717 to GOT_VERSION_REGNUM.
26718 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26719 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26720 * config/mips/mips.c (mips_emit_call_insn): New function.
26721 (mips_call_tls_get_addr): Call mips_expand_call directly.
26722 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26724 (mips16_build_call_stub): Likewise. Return the call insn or null.
26725 (mips_expand_call): Update the call to mips16_build_call_stub
26726 accordingly and a remove redundant condition. Assert that MIPS16
26727 stubs do not use lazy binding. Use mips_emit_call_insn and return
26729 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26731 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26732 (mips_avoid_hazard): Remove hazard_set handling.
26733 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26734 (UNSPEC_RESTORE_GP): ...this.
26735 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26736 (FAKE_CALL_REGNO): Rename to...
26737 (GOT_VERSION_REGNUM): ...this.
26738 (type): Add "ghost" value. Add an associated insn reservation.
26739 (hazard_set): Remove.
26740 (exception_receiver): Rename to...
26741 (restore_gp): ...this and update the unspec identifier accordingly.
26742 (exception_receiver, nonlocal_got_receiver): New expanders.
26743 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26744 FAKE_CALL_REGNO. Remove hazard_set attribute.
26745 (set_got_version, update_got_version): New patterns.
26747 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26750 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26752 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26755 * doc/install.texi2html: Generate gcc-vers.texi.
26757 2008-01-25 DJ Delorie <dj@redhat.com>
26759 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26761 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26763 * config/c4x: Remove directory.
26764 * config.gcc (crx-*, mt-*): Mark obsolete.
26765 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26766 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26767 sh-*-rtemscoff*): Remove cases.
26768 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26769 * real.c (encode_c4x_single, decode_c4x_single,
26770 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26771 c4x_extended_format): Remove.
26772 * real.h (c4x_single_format, c4x_extended_format): Remove.
26773 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26775 (Pragmas): Remove comment about c4x pragmas.
26776 * doc/install.texi (c4x): Remove target-specific instructions.
26777 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26778 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26779 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26780 refer to C4x source files as examples.
26781 (C4X_FLOAT_FORMAT): Remove documentation.
26783 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26785 * config/bfin/bfin.c (override_options): Reorder tests so that
26786 flag_pic gets enabled for -msep-data.
26788 2008-01-25 Richard Guenther <rguenther@suse.de>
26790 PR middle-end/32244
26791 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26792 to its bitfield precision if required.
26794 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26796 PR middle-end/33880
26797 * tree-nested.c (walk_omp_for): New function.
26798 (convert_nonlocal_reference, convert_local_reference): Call
26799 walk_omp_for on OMP_FOR.
26800 (convert_call_expr): Call walk_body on OMP_FOR's
26801 OMP_FOR_PRE_INIT_BODY.
26803 2008-01-25 Richard Guenther <rguenther@suse.de>
26805 PR tree-optimization/34966
26806 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26807 default defs and PHI_NODEs we have to insert after the
26808 defining statement.
26810 2008-01-24 Nick Clifton <nickc@redhat.com>
26812 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26813 Provide a default definition.
26814 (LIBGCC2_UNITS_PER_WORD): Likewise.
26816 * config/stormy16/stormy16.c: Include df.h for the prototype
26817 for df_regs_ever_live_p.
26818 (xstormy16_expand_builtin_va_start): Convert the stack offset
26819 into a component_ref and then use POINTER_PLUS_EXPR to add it
26820 to the incoming_virtual_args_rtx.
26821 (xstormy16_gimplify_va_arg_expr): Rename to
26822 xstormy16_gimplify_va_arg_expr.
26823 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26824 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26825 xstormy16_gimplify_va_arg_expr.
26826 Fix up some formatting issues.
26828 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26829 Move to predicates.md.
26830 (xs_hi_general_operand): Likewise.
26831 (xs_hi_nonmemory_operand): Likewise.
26832 * config/stormy16/predicates.md:
26833 (xstormy16_carry_plus_operand): New predicate.
26834 (xs_hi_general_operand): New predicate.
26835 (xs_hi_nonmemory_operand): New predicate.
26836 * config/stormy16/stormy16-protos.h:
26837 (xstormy16_carry_plus_operand): Delete prototype.
26838 (xs_hi_general_operand): Likewise.
26839 (xs_hi_nonmemory_operand): Likewise.
26841 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26842 modifiers as they are no longer needed and they can trigger
26843 reload spill failures.
26845 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26846 with a match_operand in order to help reload.
26848 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26849 constraint with 'e' for the 8th alternative as this version of
26850 the mov.w instruction only accepts the lower 8 registers.
26852 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26855 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26856 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26859 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26861 PR middle-end/33333
26862 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26864 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26866 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26868 (remove_structure): Update allocations list before removing structure.
26870 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26872 * ipa-struct-reorg.c (is_safe_cond_expr,
26873 create_new_stmts_for_cond_expr): Use integer_zerop function,
26874 that recognize not only zero-pointer, but zero-integer too.
26876 2008-01-25 Ben Elliston <bje@au.ibm.com>
26879 * fixproto: Escape "." in sed expression that strips leading "./".
26881 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26884 * gcc.c (SWITCH_OK): Removed.
26885 (SWITCH_LIVE): Changed to bit.
26886 (SWITCH_FALSE): Likewise.
26887 (SWITCH_IGNORE): Likewise.
26888 (switchstr): Change live_cond to unsigned int.
26889 (process_command): Replace SWITCH_OK with 0.
26890 (do_self_spec): Likewise.
26891 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26892 (give_switch): Likewise.
26893 (used_arg): Likewise.
26894 (do_spec_1): Set the SWITCH_IGNORE bit.
26895 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26896 bits. Set the SWITCH_LIVE bit.
26898 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26900 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26902 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26904 PR tree-optimization/34472
26905 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26906 parameter to a "bool *" and set *DATA to false if there is
26907 an unsafe access. Do not delete the structure here.
26908 (check_cond_exprs): Delete it here instead.
26909 (check_cond_exprs, exclude_cold_structs): Do not increase
26910 I when removing a structure.
26912 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26915 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26916 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26918 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26920 PR middle-end/34934
26921 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26922 a fixed vector for stack.
26924 2008-01-24 Ben Elliston <bje@au.ibm.com>
26927 * doc/gcc.texi (Software development): Add a direntry for g++.
26929 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26931 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26932 stale and straggling -fforce-addr comments above.
26934 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26936 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26937 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26939 2008-01-23 Michael Matz <matz@suse.de>
26942 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26945 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26947 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26948 malloc result type.
26950 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26952 * config/avr/avr.c (avr_current_arch): New variable.
26953 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26954 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26955 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26956 (avr_override_options): Init 'avr_current_arch'.
26957 (base_arch_s): Move from here...
26958 * config/avr/avr.h (base_arch_s): ... here. Add new members
26959 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26960 'mega' to 'have_jmp_call'.
26961 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26962 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26964 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26966 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26967 MULTILIB_MATCHES): Ditto.
26969 2008-01-23 Richard Guenther <rguenther@suse.de>
26971 PR middle-end/31529
26972 * cgraphunit.c (cgraph_reset_node): Always mark the node
26973 not reachable if it is not queued already.
26975 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26977 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26978 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26979 (cputype_selected): New static variable.
26980 (bfin_handle_option): Set it if -mcpu is used.
26981 (override_option): Select default set of workarounds if no cpu type
26982 selected on the command line.
26983 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26985 From Michael Frysinger <michael.frysinger@analog.com>
26986 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26987 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26989 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26990 for bf547, bf523, bf524, and bf526.
26991 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26993 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26994 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26995 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26996 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26997 * doc/invoke.texi (Blackfin Options): Document that
26998 -mcpu now accept bf547, bf523, bf524, and bf526.
27000 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27002 PR rtl-optimization/34628
27003 * combine.c (try_combine): Stop and undo after the first combination
27004 if an autoincrement side-effect on the first insn has effectively
27007 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27010 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27011 Offset addresses are not valid for Altivec or paired float modes.
27013 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27016 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27017 if DECL_INITIAL (decl) is error_mark_node.
27020 * c-common.c (handle_vector_size_attribute): Only allow
27021 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27022 the same way as pointer, array etc. types.
27023 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27026 * tree.c (build_type_attribute_qual_variant): Call
27027 build_qualified_type if attributes are equal, but quals are not.
27029 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27032 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27033 * flags.h (warn_strict_aliasing): Remove.
27034 (warn_strict_overflow): Remove.
27035 * opts.c (warn_strict_aliasing): Remove.
27036 (warn_strict_overflow): Remove.
27037 * c-opts.c (c_common_handle_option): -Wall only sets
27038 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27039 (c_common_post_options): Give default values to -Wstrict-aliasing
27040 and -Wstrict-overflow if they are uninitialized.
27041 * common.opt (Wstrict-aliasing): Specify Var and Init.
27042 (Wstrict-overflow): Likewise.
27044 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27046 PR rtl-optimization/26854
27047 PR rtl-optimization/34400
27048 PR rtl-optimization/34884
27049 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27051 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27052 (df_rd_bb_info.expanded_lr_out): Deleted
27053 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27054 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27055 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27056 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27057 Removed code to allocate, initialize or free expanded_lr_out.
27058 (df_rd_bb_local_compute_process_def): Restructured to make more
27060 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27061 sets if the sets are being trimmed.
27063 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27066 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27067 (as_vers): Likewise.
27068 * configure: Regenerated.
27070 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27072 PR middle-end/33092
27073 * tree-pass.h (pass_build_alias): New pass.
27074 * tree-ssa-alias.c (gate_build_alias): New.
27075 (pass_build_alias): New.
27076 * passes.c (init_optimization_passes): Add pass_build_alias after
27077 pass_create_structure_vars.
27079 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27081 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27082 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27083 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27084 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27085 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27086 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27087 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27088 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27089 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27090 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27091 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27092 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27093 * config/s390/s390.md (FP_ALL): New mode iterator.
27094 (_d): New mode attribute.
27095 ("*signbit<mode>2>"): Changed mode of first operand.
27096 ("isinf<mode>2"): Changed mode of first operand.
27097 ("*TDC_insn"): Adaptation for DFP modes.
27099 2008-01-22 Ben Elliston <bje@au.ibm.com>
27101 * tree.c (check_qualified_type): Improve function description.
27103 2008-01-21 Jason Merrill <jason@redhat.com>
27106 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27107 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27110 2008-01-21 DJ Delorie <dj@redhat.com>
27112 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27115 2008-01-21 Richard Guenther <rguenther@suse.de>
27117 PR middle-end/34856
27118 * tree-cfg.c (verify_expr): Allow all invariant expressions
27119 instead of just constant class ones as reference argument.
27120 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27121 like any other constant.
27122 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27124 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27126 * regmove.c (fixup_match_1): Update call crossed frequencies.
27128 2008-01-21 Richard Guenther <rguenther@suse.de>
27131 * tree-inline.c (setup_one_parameter): Deal with mismatched
27132 types using a VIEW_CONVERT_EXPR.
27134 2008-01-21 Alon Dayan <alond@il.ibm.com>
27135 Olga Golovanevsky <olga@il.ibm.com>
27137 PR tree-optimization/34701
27138 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27139 when the structure size is not a power of 2.
27141 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27143 * doc/install.texi: Add doc for --enable-checking=df.
27145 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27147 PR rtl-optimization/34808
27148 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27150 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27152 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27155 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27157 PR rtl-optimization/26854
27158 PR rtl-optimization/34400
27159 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27161 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27162 (df_rd_bb_info.expanded_lr_out): New.
27163 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27164 * loop_iv.c (iv_analysis_loop_init): Ditto.
27165 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27166 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27167 Added code to allocate, initialize or free expanded_lr_out.
27168 (df_rd_bb_local_compute_process_def): Restructured to make
27169 more understandable.
27170 (df_rd_confluence_n): Add code to do nothing with fake edges and
27171 code to no apply invalidate_by_call sets if the sets are being trimmed.
27172 (df_lr_local_finalize): Renamed to df_lr_finalize.
27173 (df_live_local_finalize): Renamed to df_live_finalize.
27175 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27178 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27179 deciding whether to use reciprocal instructions.
27181 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27183 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27184 dwarf2out_note_section_used if cold_text_section is NULL.
27186 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27188 PR gcov-profile/34610
27189 * tree-cfg.c (make_edges): Mark both outgoing edges from
27190 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27191 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27192 from OMP_FOR and OMP_CONTINUE outgoing edges.
27194 * tree-profile.c (tree_profiling): Return early if
27195 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27197 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27198 from cfun to child_cfun.
27199 * function.h (struct function): Add after_tree_profile bit.
27201 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27203 * config/avr/avr.S (_exit): Disable interrupt.
27205 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27206 Steven Bosscher <stevenb.gcc@gmail.com>
27208 PR rtl-optimization/26854
27209 PR rtl-optimization/34400
27210 * df-problems.c (df_live_scratch): New scratch bitmap.
27211 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27212 (df_live_reset): Clear the proper bitmaps.
27213 (df_live_bb_local_compute): Only process the artificial defs once
27214 since the order is not important.
27215 (df_live_init): Init the df_live sets only with the variables
27216 found live by df_lr.
27217 (df_live_transfer_function): Use the df_lr sets to prune the
27218 df_live sets as they are being computed.
27219 (df_live_free): Free df_live_scratch.
27221 2008-01-18 Ian Lance Taylor <iant@google.com>
27223 * common.opt: Add fmerge-debug-strings.
27224 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27225 flag_merge_debug_strings rather than flag_merge_constants.
27226 * doc/invoke.texi (Option Summary): Mention
27227 -fmerge-debug-strings.
27228 (Debugging Options): Document -fmerge-debug-strings.
27230 2008-01-18 Ian Lance Taylor <iant@google.com>
27233 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27234 (struct tree_function_decl): Add new field operator_new_flag.
27235 * tree-inline.c (expand_call_inline): When inlining a call to
27236 operator new, force the return value to go into a variable, and
27237 set DECL_NO_TBAA_P on that variable.
27238 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27240 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27243 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27244 DWARF2_DEBUGGING_INFO.
27245 (dwarf2out_note_section_used): Ditto. Add prototype.
27246 (have_multiple_function_sections, text_section_used,
27247 cold_text_section_used, *cold_text_sections): Move declarations
27250 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27252 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27253 field and add signal_ra.
27254 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27255 assignments to frame state pc. Move end of stack check after
27256 MD_FALLBACK_FRAME_STATE_FOR.
27257 (uw_update_context_1): Use frame state signal_regs if set, instead
27258 of checking signal_frame flag.
27259 (uw_update_context): Use frame state signal_ra if set.
27260 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27261 * config/xtensa/linux-unwind.h: New file.
27263 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27265 * modulo-sched.c (get_sched_window): Fix comment typo.
27267 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27269 PR tree-optimization/34648
27270 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27272 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27274 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27275 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27277 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27279 PR rtl-optimization/34400
27280 * df-core.c (df_worklist_dataflow_overeager,
27281 df_worklist_dataflow_doublequeue): New functions.
27282 (df_worklist_dataflow): Two different worklist solvers.
27283 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27289 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27290 and ftree-parallelize-loops.
27292 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27294 PR rtl-optimization/34826
27295 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27297 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27299 * global.c (find_reg): Mark the eh regs as used if necessary.
27300 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27301 * ra.h (struct allocno): no_eh_reg field added. Changed
27302 no_stack_reg type to bitfield.
27304 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27306 * tree.c (substitute_in_expr): Add missing 'break'.
27308 2008-01-17 Richard Guenther <rguenther@suse.de>
27310 PR tree-optimization/34825
27311 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27312 x / x as division to handle.
27314 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27316 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27317 "-pthread" is specified.
27318 * pa-hpux11.h (LIB_SPEC): Likewise.
27320 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27321 Peter Bergner <bergner@vnet.ibm.com>
27323 PR rtl-optimization/33796
27324 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27326 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27328 PR libgfortran/34699
27329 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27331 * pa-hpux10.h (LINK_SPEC): Likewise.
27332 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27334 2008-01-16 Richard Guenther <rguenther@suse.de>
27336 PR middle-end/32628
27337 * fold-const.c (fold_convert_const_int_from_int): Do not
27338 set overflow if that occured only because of a sign extension
27339 change when converting from/to a sizetype with the same
27340 precision and signedness.
27342 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27345 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27346 location address to the correct place. Update copyright year.
27348 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27350 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27351 no dependences in the dependence_relations vector.
27353 2008-01-16 Jan Hubicka <jh@suse.cz>
27355 PR rtl-optimization/31396
27356 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27357 * cfg.c (dump_reg_info): Print it.
27358 * regs.h (struct reg_info_t): add freq_calls_crossed.
27359 (REG_FREQ_CALLS_CROSSED): New macro.
27360 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27361 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27362 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27363 regmove_optimize): Update call crossed frequencies.
27364 * local-alloc.c (struct qty): Add freq_calls_crossed.
27365 (alloc_qty): Copute freq_calls_crossed.
27366 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27367 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27368 * ra.h (struct allocno): Add freq_calls_crossed.
27370 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27372 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27373 libgomp when compiling with ftree-parallelize-loops.
27374 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27376 2008-01-16 Richard Guenther <rguenther@suse.de>
27378 PR tree-optimization/34769
27379 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27380 * tree.c (int_cst_value): Instead make this function more
27381 permissive in what it accepts as valid input. Document this
27382 function always sign-extends the value.
27384 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27385 Richard Guenther <rguenther@suse.de>
27388 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27389 (gimple_fold_indirect_ref_rhs): ... this.
27390 (gimple_fold_indirect_ref): New function with foldings
27391 that preserve lvalueness.
27392 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27393 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27394 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27395 to fold an INDIRECT_REF, fall back to the old use of
27396 fold_indirect_ref_1.
27398 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27400 * tree-data-ref.c (subscript_dependence_tester_1): Call
27401 free_conflict_function.
27402 (compute_self_dependence): Same.
27404 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27407 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27408 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27410 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27411 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27412 for DWARF2_UNWIND_INFO targets.
27414 2008-01-16 Richard Guenther <rguenther@suse.de>
27417 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27418 type qualifiers for function types.
27420 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27422 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27423 loop_iterator li from previous commit.
27425 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27427 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27429 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27431 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27432 (parallelize_loops): Don't parallelize irreducible components.
27434 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27437 * c-opts (c_common_post_options): Do not enable CPP
27438 flag_pedantic_errors by default.
27440 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27442 PR rtl-optimization/31944
27443 * cse.c (remove_pseudo_from_table): New function.
27444 (merge_equiv_classes): Use above function to remove pseudo-registers.
27445 (invalidate): Likewise.
27447 2008-01-13 Richard Guenther <rguenther@suse.de>
27449 PR middle-end/34601
27450 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27451 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27453 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27455 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27456 validate_change to unshare the source of the PC set.
27458 2008-01-12 Jan Hubicka <jh@suse.cz>
27460 PR middle-end/32135
27461 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27462 references above array bounds. This might trigger bounds checks for
27463 pointers to arrays.
27465 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27467 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27468 new_replaceable_dependencies.
27470 2008-01-12 Doug Kwan <dougkwan@google.com>
27472 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27473 instead of OPT_Wreturn_type in warning due to ignored return type
27475 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27476 options included in -Wextra.
27477 * c.opt: New option -Wignored_qualifiers.
27478 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27479 -Wignore_qualifiers.
27480 (-Wignored-qualifiers): Document.
27481 (-Wreturn-type): Remove description of functionality now handled
27482 by -Wignored-qualifiers.
27484 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27487 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27488 NOP_EXPR if it is between integral types with the same precision.
27490 2008-01-12 Jan Hubicka <jh@suse.cz>
27493 * invoke.texi (max-inline-recursive-depth): Fix default value.
27495 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27497 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27500 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27502 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27504 2008-01-11 James E. Wilson <wilson@specifix.com>
27507 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27509 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27511 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27512 save/restore frame pointer register and don't use 'call-prologues'
27513 optimization in function with "OS_task" attribute.
27515 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27517 PR middle-end/31309
27518 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27519 when copying to memory.
27521 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27523 PR rtl-optimization/30905
27524 * cfgcleanup.c: Include dce.h
27525 (crossjumps_occured): New global variable.
27526 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27527 If something changed, set crossjumps_occured to true.
27528 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27529 Don't add/remove fake edges to exit here...
27530 (cleanup_cfg): ...but do it here, when crossjumping.
27531 Run a fast DCE when successful crossjumps occured in the latest
27532 iteration of try_optimize_cfg.
27534 2008-01-11 Richard Guenther <rguenther@suse.de>
27536 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27537 (struct vn_unary_op_s): Likewise.
27538 (vn_reference_insert): Free old reference on hash collision.
27540 2008-01-10 Raksit Ashok <raksit@google.com>
27542 PR rtl-optimization/27971
27543 * combine.c (find_split_point): Split PLUS expressions which are
27544 inside a MEM rtx, and whose first operand is complex.
27546 2008-01-10 DJ Delorie <dj@redhat.com>
27548 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27549 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27550 (m32c_hard_regno_ok): Call the underlying function.
27552 2008-01-10 Richard Guenther <rguenther@suse.de>
27554 PR middle-end/34683
27555 * tree-cfg.c (tree_merge_blocks): Do not go through the
27556 full-blown folding and stmt updating path if we just deal
27557 with virtual operands.
27558 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27559 test for abnormal SSA_NAMEs.
27561 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27563 PR middle-end/34641
27564 * reload.c (push_reload): Add assertions. All constants from
27565 reg_equiv_constant should have been used for replacing the respective
27567 (find_reloads_address): Invoke find_reloads_address_part for
27568 constant taken from the reg_equiv_constant array.
27570 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27572 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27573 field (valnum) the first in the struct. Replace bools with
27576 2008-01-10 Richard Guenther <rguenther@suse.de>
27578 PR tree-optimization/34651
27579 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27580 types and ordering for masking and converting.
27582 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27584 PR tree-optimization/34017
27585 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27586 also for PHI_NODE expressions.
27588 2008-01-09 Jan Hubicka <jh@suse.cz>
27590 PR tree-optimization/34708
27591 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27592 based on number of case labels.
27593 (init_inline_once): Remove switch_cost.
27594 * tree-inline.h (eni_weights_d): Remove switch_cost.
27596 2008-01-09 Richard Guenther <rguenther@suse.de>
27597 Andrew Pinski <andrew_pinski@playstation.sony.com>
27599 PR middle-end/30132
27600 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27601 temporary if an rvalue is ok or an lvalue is not required.
27603 2008-01-09 Richard Guenther <rguenther@suse.de>
27605 PR middle-end/34458
27606 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27607 adjust return type.
27609 2008-01-09 Richard Guenther <rguenther@suse.de>
27611 PR middle-end/34679
27612 * tree.c (host_integerp): Check for sizetype only if the
27613 type is an integer type.
27615 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27618 * opts.c (decode_options): Disable inlining of functions called
27619 once if not in unit-at-a-time mode.
27621 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27623 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27625 2008-01-08 Richard Guenther <rguenther@suse.de>
27627 PR middle-end/31863
27628 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27629 out early if the result will be unused.
27631 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27636 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27637 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27640 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27642 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27643 for vectorization tuned.
27645 2008-01-08 Richard Guenther <rguenther@suse.de>
27647 PR tree-optimization/34683
27648 * tree-ssa-operands.c (operand_build_cmp): Export.
27649 * tree-ssa-operands.h (operand_build_cmp): Declare.
27650 * tree-vn.c (vuses_compare): Remove.
27651 (sort_vuses): Use operand_build_cmp.
27652 (sort_vuses_heap): Likewise.
27653 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27654 to re-use old VEC if available. Do not sort already sorted VUSEs.
27655 (vdefs_to_vec): Do not sort already sorted VDEFs.
27657 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27659 PR middle-end/34694
27660 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27662 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27665 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27666 limitations of reciprocal sequences on x86 targets.
27668 2008-01-08 Richard Guenther <rguenther@suse.de>
27670 PR tree-optimization/34683
27671 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27673 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27676 * config/darwin.c (darwin_mergeable_string_section): Don't use
27677 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27679 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27682 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27683 negxf2. Macroize expander using X87MODEF mode iterator. Change
27684 predicates of op0 and op1 to register_operand.
27685 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27686 expander using X87MODEF mode iterator. Change predicates of
27687 op0 and op1 to register_operand.
27688 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27689 corresponding patterns and macroize using MODEF macro. Change
27690 predicates of op0 and op1 to register_operand and remove
27691 "m" constraint. Disparage "r" alternative with "!".
27692 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27693 macroize using X87MODEF macro. Change predicates of op0 and op1
27694 to register_operand and remove "m" constraint. Disparage "r"
27695 alternative with "!".
27696 (absneg splitter with memory operands): Remove.
27697 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27698 patterns and macroize using X87MODEF mode iterator.
27699 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27700 Change predicate of op1 to register_operand.
27701 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27702 for memory operands.
27704 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27706 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27708 2008-01-07 Richard Guenther <rguenther@suse.de>
27710 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27713 2008-01-07 Richard Guenther <rguenther@suse.de>
27715 PR tree-optimization/34683
27716 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27717 VOPs of the needed size to save memory. Use VEC_quick_push
27718 to save compile-time.
27719 (vdefs_to_vec): Likewise.
27721 2008-01-07 Sa Liu <saliu@de.ibm.com>
27723 * config/spu/spu.md (divdf3): Genetate inline code for double
27724 division. The implementation doesn't handle INF or NAN, therefore it
27725 only applies when -ffinite-math-only is given.
27727 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27730 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27731 * doc/cpp.texi ([Common Predefined Macros]): Document.
27733 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27735 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27736 order to use commutative addition instead of subtraction.
27738 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27739 Mircea Namolaru <namolaru@il.ibm.com>
27740 Vladimir Yanovsky <yanov@il.ibm.com>
27741 Revital Eres <eres@il.ibm.com>
27743 PR tree-optimization/34263
27744 * tree-outof-ssa.c (process_single_block_loop_latch,
27745 contains_tree_r): New functions.
27746 (analyze_edges_for_bb): Call process_single_block_loop_latch
27747 function to empty single-basic-block latch block if possible.
27749 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27751 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27753 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27755 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27757 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27759 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27761 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27763 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27765 PR tree-optimization/34618
27766 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27769 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27772 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27773 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27774 Update copyright year.
27776 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27777 Update copyright year.
27778 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27781 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27783 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27784 edge does not point to current bb before changing need_assert.
27786 2008-01-04 Richard Guenther <rguenther@suse.de>
27788 PR middle-end/34029
27789 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27790 for verifying purposes if they are is_gimple_min_invariant.
27792 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27794 PR tree-optimization/34448
27795 PR tree-optimization/34465
27796 * gimplify.c (gimplify_init_constructor): Add new parameter
27797 notify_temp_creation. Use it.
27798 (gimplify_modify_expr_rhs): Take volatiles into account when
27799 optimizing constructors.
27800 Do not optimize constructors if gimplify_init_constructor will dump to
27802 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27803 * gcc.c-torture/compile/pr34448.c: New.
27805 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27807 PR gcov-profile/34609
27808 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27809 return_slot if result is TREE_ADDRESSABLE.
27811 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27813 * config/mips/mips.md (sqrt_condition): Tweak comment.
27814 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27816 2008-01-03 Tom Tromey <tromey@redhat.com>
27819 * c-common.c (c_type_hash): Handle VLAs.
27821 2008-01-03 Jan Hubicka <jh@suse.cz>
27823 PR tree-optimization/31081
27824 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27825 0 when inlining and not inlining to first basic block.
27826 (remap_decl): When var is initialized to 0, don't set default_def.
27827 (expand_call_inline): Set entry_bb.
27828 * tree-inline.h (copy_body_data): Add entry_bb.
27830 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27833 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27836 PR tree-optimization/29484
27837 * tree-inline.c (inline_forbidden_p_2): New function.
27838 (inline_forbidden_p): Disallow inlining if some static var
27839 has an address of a local LABEL_DECL in its initializer.
27840 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27843 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27845 PR tree-optimization/34635
27846 * tree-data-ref.c (add_other_self_distances): Make sure that the
27847 evolution step is constant.
27849 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27851 PR middle-end/34608
27852 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27854 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27856 * tree-sra.c (scalarize_init): Insert the generate_element_init
27857 statements after the generate_element_zero statements.
27859 2008-01-02 Richard Guenther <rguenther@suse.de>
27861 PR middle-end/34093
27862 PR middle-end/31976
27863 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27864 for very large number of operands instead of ICEing.
27866 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27869 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27870 while stack probing.
27872 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27874 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27877 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27879 PR libmudflap/26442
27880 * tree-mudflap.c (mx_register_decls): Guard warning by
27881 !DECL_ARTIFICIAL check.
27883 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27885 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27886 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27887 sse5_perm<mode>): Fix constraints.