1 2008-12-02 Jakub Jelinek <jakub@redhat.com>
4 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
5 before using it in POINTER_PLUS_EXPR.
7 2008-12-02 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/38359
10 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
13 2008-12-02 Martin Jambor <mjambor@suse.cz>
16 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
18 (forward_propagate_addr_into_variable_array_index): Check that the
19 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
20 than the gimple code directly.
22 2008-12-02 Ben Elliston <bje@au.ibm.com>
24 * config/spu/float_disf.c (__floatdisf): Prototype.
25 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
26 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
27 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
29 2008-12-02 DJ Delorie <dj@redhat.com>
31 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
32 (DWARF_CIE_DATA_ALIGNMENT): Define.
34 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
35 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
36 (xstormy16_expand_prologue): Likewise.
37 (xstormy16_expand_builtin_va_start): Likewise.
38 (xstormy16_gimplify_va_arg_expr): Likewise.
40 2008-12-02 Jakub Jelinek <jakub@redhat.com>
43 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
44 potentially returned from folding memcpy.
45 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
46 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
48 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
51 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
52 decoration of function RTL names here on Ada language.
54 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
56 PR rtl-optimization/38280
57 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
58 ira_rebuild_regno_allocno_list): New functions.
59 (regno_allocnos): New static variable.
60 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
61 Call ira_rebuild_regno_allocno_list.
63 2008-12-01 David Daney <ddaney@caviumnetworks.com>
64 Adam Nemet <anemet@caviumnetworks.com>
66 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
67 LINUX_DRIVER_SELF_SPECS.
69 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
71 PR rtl-optimization/37514
72 * reload1.c (reload_as_needed): Invalidate reg_last_reload
75 2008-12-01 Jakub Jelinek <jakub@redhat.com>
78 * c-omp.c (c_finish_omp_for): Only transform pointer
79 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
81 PR rtl-optimization/38245
82 * tree-vrp.c (abs_extent_range): New function.
83 (extract_range_from_binary_expr): Compute range
84 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
85 or includes zero or if vr1 is VR_RANGE and op0 has some
88 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
91 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
92 case by calculating ~(new_reg & val) instead of (~new_reg & val).
93 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
94 to (not:I48MODE (and:I48MODE (...))).
95 (sync_old_nand<mode>): Ditto.
96 (sync_new_nand<mode>): Ditto.
98 2008-12-01 Nick Clifton <nickc@redhat.com>
100 * config/stormy16/stormy16.md (CARRY_REG): New constant.
101 Replace uses of the "y" register class with direct references to
102 the CARRY_REG register.
103 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
104 register with clobbers of the carry register.
105 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
106 (xstormy16_split_cbranch): Remove redundant carry parameter.
107 (xstormy16_expand_arith): Likewise.
108 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
109 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
110 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
111 (CARRY_REGNUM): Define.
112 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
114 (xstormy16_expand_arith): Likewise.
116 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
118 * config/score/score.h (IRA_COVER_CLASSES): Define.
120 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
123 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
124 (divsi3_sp32): Add new alternative with 'K' for operand #2.
125 (cmp_sdiv_cc_set): Factor common string.
126 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
128 (cmp_udiv_cc_set): Factor common string.
130 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
133 * varasm.c (emutls_finish): Fix common registration.
135 2008-11-29 Jakub Jelinek <jakub@redhat.com>
138 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
140 2008-11-29 David Edelsohn <edelsohn@gnu.org>
142 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
143 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
144 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
145 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
146 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
147 Ignore sub-word case for now.
148 (sync_nand<mode>_internal): Represent NAND in RTL.
149 (sync_old_nand<mode): Same.
150 (sync_old_name<mode>_internal): Same.
151 (sync_new_nand<mode>): Same.
152 (sync_new_nand<mode>_internal): Same.
153 (sync_boolcshort_internal): Expect NAND.
155 2008-11-28 Richard Guenther <rguenther@suse.de>
157 PR tree-optimization/37955
158 PR tree-optimization/37742
159 * tree-vect-transform.c (vectorizable_store): Remove assert for
161 (vectorizable_load): Likewise.
163 2008-11-27 Richard Guenther <rguenther@suse.de>
165 * tree-ssa-structalias.c (intra_create_variable_infos): Make
166 a constraint for the static chain parameter.
168 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
170 * config/bfin/bfin.opt (micplb): New option.
171 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
172 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
173 ENABLE_WA_INDIRECT_CALLS): New macros.
174 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
176 (indirect_call_p): New function.
177 (workaround_speculation): Handle anomaly 05-00-0426 when
178 ENABLE_WA_INDIRECT_CALLS is true.
179 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
180 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
181 * doc/invoke.texi (Blackfin Options): Document -micplb.
183 2008-11-26 DJ Delorie <dj@redhat.com>
185 * config/m32c/mov.md ("extendhipsi2"): New.
187 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
189 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
190 * config/m32c/mov.md (zero_extendqihi2): Likewise.
192 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
194 * config/mips/mips.md (clear_hazard): Rename to
195 clear_hazard_<mode>. Use mode-specific addition.
196 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
197 or gen_clear_hazard_di depending on the size of Pmode.
199 2008-11-26 DJ Delorie <dj@redhat.com>
201 * configure.ac: Test m32c-elf-gas for .loc.
202 * configure: Likewise.
204 2008-11-26 Janis Johnson <janis187@us.ibm.com>
207 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
210 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/sync.md (memory_barrier_nosse): Disable also for
213 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
214 (memory_barrier): Do not generate memory_barrier_nosse instruction
216 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
218 2008-11-26 Fredrik Unger <fred@tree.se>
220 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
221 function name from __floatundisf.
222 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
225 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
226 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/37869
229 * tree-ssa-structalias.c (struct constraint_graph): Remove
230 pt_used and number_incoming members.
231 (build_pred_graph): Do not allocate them.
232 (condense_visit): Do not use them.
233 (label_visit): Likewise.
234 (free_var_substitution_info): Do not free them.
236 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
238 * doc/invoke.texi (ira-max-loops-num): Change semantics.
240 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
242 * ira-color.c (allocno_spill_priority): New function.
243 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
244 Print more info about the spilled allocno.
245 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
248 * ira-build.c (loop_node_to_be_removed_p): Remove.
249 (loop_compare_func, mark_loops_for_removal): New functions.
250 (remove_uneccesary_loop_nodes_from_loop_t): Use member
252 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
254 * ira.c (ira): Don't change flag_ira_algorithm.
256 * params.def (ira-max-loops-num): Change the value.
258 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
260 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
261 Disable unsupported alternative for ColdFire,
262 add new alternative that ColdFire can handle.
264 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
266 * regrename.c (merge_overlapping_regs): Add registers artificially
267 defined at the top of the basic block to the set of live ones just
268 before the first insn.
270 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
271 Joey Ye <joey.ye@intel.com>
274 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
275 false if we need to align the outgoing stack.
276 (ix86_update_stack_boundary): Check parm_stack_boundary.
278 2008-11-25 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
283 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
284 in favor of dereferenced_ptrs.
285 (init_alias_info): Adjust.
286 (delete_alias_info): Likewise.
287 (compute_flow_insensitive_aliasing): Properly
288 include all aliased variables.
289 (update_alias_info_1): Use dereferenced_ptrs.
290 (setup_pointers_and_addressables): Likewise.
291 (get_smt_for): Honor ref-all pointers and pointers with known alias
293 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
295 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
299 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
301 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
303 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
305 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
307 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
309 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
312 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
313 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
315 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
318 UNSPECV_CMPXCHG_[12].
319 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
320 UNSPECV_CMPXCHG_[12].
323 * config/i386/sync.md (memory_barrier): New expander.
325 2008-11-24 Jakub Jelinek <jakub@redhat.com>
328 * dse.c (find_shift_sequence): Optimize extraction from a constant.
330 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
332 * pa.c (function_arg): Revert 2008-10-26 change.
334 2008-11-23 Helge Deller <deller@gmx.de>
336 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
337 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
338 succeeded and lws_ret is not equal to oldval.
340 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
344 2008-11-22 Andreas Schwab <schwab@suse.de>
346 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
349 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
351 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
352 Use constant 1 as the operand.
353 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
354 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
355 gen_rdhwr_synci_step_di depending on the size of Pmode.
357 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/i386.md (SWI248): New mode iterator.
361 (SWI32): Remove mode iterator.
362 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
363 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
364 iterator. Generate popcnt mnemonic without mode extensions
365 for Darwin x86 targets.
366 (*popcount<mode>2_cmp): Ditto.
367 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
368 extensions for Darwin x86 targets.
370 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
372 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
373 only if HAVE_AS_SPARC_UA_PCREL is defined.
375 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
377 * ira-costs.c (find_allocno_class_costs): Work out the maximum
378 allocno_costs value of the classees with the lowest total_costs
379 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
380 (setup_allocno_cover_class_and_costs): ...rather than here.
381 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
384 2008-11-22 Jakub Jelinek <jakub@redhat.com>
387 * builtins.c (expand_builtin_apply_args): Emit sequence before
388 parm_birth_insn instead of after entry_of_function's first insn.
391 * function.c (assign_parm_remove_parallels): Pass
392 data->passed_type as third argument to emit_group_store.
395 * final.c (mark_symbol_refs_as_used): New function.
396 * output.h (mark_symbol_refs_as_used): New prototype.
397 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
398 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
399 * config/arm/arm.md (consttable_4): Likewise.
402 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
404 2008-11-21 Jakub Jelinek <jakub@redhat.com>
407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
408 propagate x = &a into *x = b if conversion from b to a's type is
411 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
413 * caller-save.c (insert_one_insn): Take into account REG_INC notes
414 for the liveness computation of the new insn.
416 2008-11-21 DJ Delorie <dj@redhat.com>
418 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
419 Moves to/from below100 space (W) can only use r0-r7.
421 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
424 * doc/invoke.texi (Optimization Options): Fix typo.
426 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
427 Xuepeng Guo <xuepeng.guo@intel.com>
429 * config.gcc (extra_headers): For x86 and x86-64, remove
430 gmmintrin.h, add immintrin.h and avxintrin.h.
432 * config/i386/gmmintrin.h: Renamed to ...
433 * config/i386/avxintrin.h: This. Issue an error if
434 _IMMINTRIN_H_INCLUDED is undedined.
436 * config/i386/immintrin.h: New.
438 2008-11-21 Jakub Jelinek <jakub@redhat.com>
441 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
442 mode of PLUS, not mode of the eliminated register.
444 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
447 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
448 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
449 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
450 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
451 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
452 (*nand<mode>3): Rename to *andnot<mode>3.
453 (*nandtf3): rename to *andnottf3.
454 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
455 Use CODE_FOR_mmx_andnotv2si3.
456 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
457 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
458 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
459 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
460 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
462 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
465 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
466 case by calculating ~(new_reg & val) instead of (~new_reg & val).
467 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
468 to (not:IMODE (and:IMODE (...))).
469 (sync_old_nand<mode>): Ditto.
470 (sync_new_nand<mode>): Ditto.
472 2008-11-20 Joseph Myers <joseph@codesourcery.com>
474 * config/arm/thumb2.md (thumb2_casesi_internal,
475 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
477 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
479 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
480 nand to the changed 4.4 semantic.
482 2008-11-20 Jakub Jelinek <jakub@redhat.com>
485 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
486 (fold_builtin_memory_op): Handle even the case where just one
487 of src and dest is an address of a var decl component, using
488 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
489 and readonly_data_expr src check.
490 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
493 PR rtl-optimization/36998
494 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
495 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
496 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
497 stack_adjust_offset callers.
498 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
500 (compute_barrier_args_size): Handle insns in annulled branches
503 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
507 Handle cases when integer argument crosses argument register boundary.
509 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
512 * config.gcc (i[34567]86-*-solaris2*): Don't include
513 i386/t-crtstuff here.
514 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
515 * config/i386/t-sol2: Move to libgcc/config/i386.
517 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
520 * tlink.c: Include "libiberty.h".
521 (initial_cwd): Change type into char *.
522 (tlink_init): Call getpwd instead of getcwd.
524 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
526 PR rtl-optimization/32283
527 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
528 of the induction variable to decide whether it may wrap.
529 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
530 initialization of the bound before the loop.
531 * simplify-rtx.c (simplify_binary_operation_1): Add two
532 simplifications regarding AND.
533 (simplify_plus_minus): Only fail if no simplification is possible.
534 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
536 2008-11-20 Jakub Jelinek <jakub@redhat.com>
539 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
540 checking until GIMPLE lowering.
541 * gimple-low.c (check_call_args): New function.
542 (lower_stmt) <case GIMPLE_CALL>: Call it.
544 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
546 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
547 with the same type as the first operand of the AND expression.
549 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
552 * ira-int.h (struct ira_loop_tree_node): New member
553 entered_from_non_parent_p.
555 * ira-color.c (print_loop_title): Print loop bbs.
557 * ira-emit.c (entered_from_non_parent_p,
558 setup_entered_from_non_parent_p): New functions.
559 (not_modified_p): Rename to store_can_be_removed_p. Check there
561 (generate_edge_moves): Use store_can_be_removed_p instead of
563 (ira_emit): Call setup_entered_from_non_parent_p.
565 * ira-build.c (copy_info_to_removed_store_destinations):
566 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
567 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
568 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
569 update all accumulated attributes.
571 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
574 * ira-int.h (ira_copy_allocno_live_range_list,
575 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
576 ira_finish_allocno_live_range_list): New prototypes.
577 (ira_allocno_live_ranges_intersect_p,
578 ira_pseudo_live_ranges_intersect_p): Remove.
580 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
581 ira_pseudo_live_ranges_intersect_p): Rename to
582 allocnos_have_intersected_live_ranges_p and
583 pseudos_have_intersected_live_ranges_p. Move them from here to ...
585 * ira-color.c: ... here
586 (coalesced_allocno_conflict_p): Use
587 allocnos_have_intersected_live_ranges_p.
588 (coalesced_allocnos_living_at_program_points,
589 coalesced_allocnos_live_at_points_p,
590 set_coalesced_allocnos_live_points): Remove.
591 (slot_coalesced_allocnos_live_ranges,
592 slot_coalesced_allocno_live_ranges_intersect_p,
593 setup_slot_coalesced_allocno_live_ranges): New.
594 (coalesce_spill_slots): Use ranges of coalesced allocnos.
595 (ira_sort_regnos_for_alter_reg): Use
596 allocnos_have_intersected_live_ranges_p.
597 (ira_reuse_stack_slot): Use
598 pseudos_have_intersected_live_ranges_p.
600 * global.c (pseudo_for_reload_consideration_p): Check
601 flag_ira_share_spill_slots too.
603 * ira-build.c (copy_allocno_live_range_list): Rename to
604 ira_copy_allocno_live_range_list. Make it external.
605 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
607 (ira_allocno_live_ranges_intersect_p): New.
608 (ira_finish_allocno_live_range_list): New.
609 (finish_allocno): Use it.
610 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
611 (copy_info_to_removed_store_destinations): Ditto. Use
612 ira_copy_allocno_live_range_list.
613 (ira_flattening): Use ira_merge_allocno_live_ranges.
615 * ira.c (too_high_register_pressure_p): New function.
616 (ira): Switch off sharing spill slots if the pressure is too high.
618 2008-11-19 Richard Guenther <rguenther@suse.de>
620 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
621 non-sizetype offsets if their precision matches that of the pointer.
622 * expr.c (expand_expr_real_1): Always sign-extend the offset
623 operand of a POINTER_PLUS_EXPR.
625 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
627 * config.gcc: Unobsolete mips-sgi-irix[56]*.
628 (mips-sgi-irix[56]*): No need to use fixproto.
630 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
631 Paul Brook <paul@codesourcery.com>
633 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
636 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
638 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
640 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
643 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
644 (separate_decls_in_region): Create shared struct even when there
647 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
649 * config/picochip/picochip.c (headers): Remove an unnecessary
652 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
655 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
656 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
658 * config/m68k/m68k.md: Adjust all conditional branches that use the
659 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
661 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
664 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
665 is a register or zero operand in the correct mode before generating
666 mtch1 insn or a register operand in the correct mode before generating
668 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
670 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
672 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
673 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
674 mipsisa*-*-elf*. Handle mipsisa64r2*.
675 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
676 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
678 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
679 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
681 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
682 Fix mips16 if mips64 or mips64r2 are multilib defaults.
683 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
686 2008-11-18 Jakub Jelinek <jakub@redhat.com>
689 * config/i386/i386.md (allocate_stack_worker_32,
690 allocate_stack_worker_64): Don't use match_dup between input and
692 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
693 * config/i386/i386.c (ix86_expand_prologue): Likewise.
695 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
697 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
698 is forced when trying to do a symbol link for it.
700 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
702 * expmed.c (extract_bit_field_1): Also use a temporary and
703 convert_extracted_bit_field when the conversion from ext_mode to
704 the target mode requires explicit truncation.
706 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
708 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
710 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
711 registers when not optimizing.
713 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
715 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
716 and its associated define_split. Expose the all-d alternative
717 to the register allocator, but mark it with "?". Mark the first
718 alternative with "*?*?".
719 (*mul_sub_si): Likewise.
720 (*mul_acc_si_r3900): New pattern.
722 2008-11-17 Jakub Jelinek <jakub@redhat.com>
725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
726 propagating x = &a into *x = b, add a cast if not useless
727 type conversion or don't optimize if another stmt would be
730 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
733 * optabs.c (expand_sync_operation): Properly handle NAND case
734 by calculating ~(t1 & val) instead of (~t1 & val).
735 * builtins.c (expand_builtin_sync_operation): Warn for changed
736 semantics in NAND builtins.
737 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
739 * doc/invoke.texi (Warning options): Add Wsync-nand.
740 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
741 __sync_fetch_and_nand builtin operation in the example. Add a note
742 about changed semantics in GCC 4.4.
743 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
744 operation in the example. Add a note about changed semantics in
747 2008-11-16 Jan Hubicka <jh@suse.cz>
749 * cgraph.c (cgraph_function_body_availability): Fix test of externally
752 2008-11-16 Joshua Kinard <kumba@gentoo.org>
754 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
757 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
760 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
761 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
763 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
764 rather than call_really_used_regs when handling $gp.
766 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
769 * config/mips/mips.c (machine_function): Update the comment
770 above global_pointer.
771 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
772 that a function doesn't need a global pointer.
773 (mips_current_loadgp_style): Update accordingly.
774 (mips_restore_gp): Likewise.
775 (mips_output_cplocal): Likewise.
776 (mips_expand_prologue): Likewise.
778 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
780 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
781 parameter. Use DImode for computing the number of registers.
782 (function_arg): Adjust for above change.
783 (function_value): Likewise.
785 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
787 PR tree-optimization/37950
788 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
789 not computed for the current function.
791 2008-11-15 Jakub Jelinek <jakub@redhat.com>
794 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
795 gpr and other COMPONENT_REFs.
797 2008-11-15 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/38051
800 * tree-ssa-alias.c (update_alias_info_1): Manually find
803 2008-11-15 Joshua Kinard <kumba@gentoo.org>
805 * doc/invoke.texi (-mfix-r10000): Document.
806 * config/mips/mips.opt (mfix-r10000): New option.
807 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
808 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
809 (MIPS_COMPARE_AND_SWAP_12): Likewise.
810 (MIPS_SYNC_OP): Likewise.
811 (MIPS_SYNC_OP_12): Likewise.
812 (MIPS_SYNC_OLD_OP_12): Likewise.
813 (MIPS_SYNC_NEW_OP_12): Likewise.
814 (MIPS_SYNC_OLD_OP): Likewise.
815 (MIPS_SYNC_NAND): Likewise.
816 (MIPS_SYNC_OLD_NAND): Likewise.
817 (MIPS_SYNC_EXCHANGE): Likewise.
818 (MIPS_SYNC_EXCHANGE_12): Likewise.
819 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
821 (MIPS_SYNC_NEW_NAND): Likewise.
822 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
823 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
824 (mips_output_sync_loop): New function.
825 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
826 Make -mfix-r10000 require branch-likely instructions.
827 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
828 mips_output_sync_loop.
829 (compare_and_swap_12): Likewise.
830 (sync_add<mode>): Likewise.
831 (sync_<optab>_12): Likewise.
832 (sync_old_<optab>_12): Likewise.
833 (sync_new_<optab>_12): Likewise.
834 (sync_nand_12): Likewise.
835 (sync_old_nand_12): Likewise.
836 (sync_new_nand_12): Likewise.
837 (sync_sub<mode>): Likewise.
838 (sync_old_add<mode>): Likewise.
839 (sync_old_sub<mode>): Likewise.
840 (sync_new_add<mode>): Likewise.
841 (sync_new_sub<mode>): Likewise.
842 (sync_<optab><mode>): Likewise.
843 (sync_old_<optab><mode>): Likewise.
844 (sync_new_<optab><mode>): Likewise.
845 (sync_nand<mode>): Likewise.
846 (sync_old_nand<mode>): Likewise.
847 (sync_new_nand<mode>): Likewise.
848 (sync_lock_test_and_set<mode>): Likewise.
849 (test_and_set_12): Likewise.
851 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
853 * gcc.c (cc1_options): Fix comment.
855 2008-11-15 Jakub Jelinek <jakub@redhat.com>
858 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
859 argtype instead of result_type.
861 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
863 * ira-int.h (struct ira_loop_tree_node): Improve comments for
864 subloop_next/next and subloops/childen fields.
866 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
868 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
869 (STANDARD_INCLUDE_DIR): Redefine to "/include".
870 (LOCAL_INCLUDE_DIR): Undefine.
871 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
873 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
875 PR rtl-optimization/37397
876 * ira-int.h (struct ira_allocno): New member bad_spill_p.
877 (ALLOCNO_BAD_SPILL_P): New macro.
879 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
881 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
882 (create_cap_allocno, propagate_allocno_info,
883 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
884 (update_bad_spill_attribute): New function.
885 (ira_build): Call it.
887 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
889 2008-11-14 Jakub Jelinek <jakub@redhat.com>
891 PR tree-optimization/38104
892 * gimplify.c (gimple_regimplify_operands): Add referenced vars
893 before calling mark_symbols_for_renaming, not after it.
895 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
897 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
898 (OVERRIDE_OPTIONS): Likewise.
900 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
901 Andrew Stubbs <ams@codesourcery.com>
902 Gunnar Von Boehn <gunnar@genesi-usa.com>
905 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
906 the shorter LEA insn over ADD.L where possible.
908 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
910 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
911 systems, which are assumend to always provide SSP-support in glibc.
912 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
914 * configure: Regenerate.
916 2008-11-14 Jakub Jelinek <jakub@redhat.com>
919 * function.c (gimplify_parameters): For callee copies parameters,
920 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
922 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
925 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
926 x86 parts into the `i[34567]86-*-linux*' and parts that are
927 independent of the processor architecture into the `*-*-linux*' cases.
928 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
929 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
930 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
931 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
932 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
933 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
934 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
936 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
938 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
939 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
940 (ls2_idiv): Likewise idiv3.
941 (ls2_prefetch): New reservation.
942 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
943 * config/mips/mips.md (type): Add imul3nc and idiv3.
944 (length): Handle idiv3.
945 (any_mod): New code_iterator.
946 (u): Handle MOD and UMOD.
947 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
948 (prefetch): Handle TARGET_LOONGSON_2EF.
950 2008-11-13 Jakub Jelinek <jakub@redhat.com>
953 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
954 (prune_unused_types_walk): Call it for non-perennial local classes.
955 Set die_mark to 2 if recursing on children. If die_mark is 1 on
956 entry, just set it to 2 and recurse on children, don't walk attributes
959 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
961 * c-common.c (warn_about_parentheses): Add missing whitespace
964 2008-11-13 Paul Brook <paul@codesourcery.com>
966 * doc/invoke.texi: Document --fix-cortex-m3.
967 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
968 Cortex-M3 cpu is selected.
969 (output_move_double): Avoid overlapping base register and first
970 destination register when fix_cm3_ldrd.
971 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
973 2008-11-13 Jakub Jelinek <jakub@redhat.com>
976 * gimple.h (gimple_range_check_failed): Remove prototype.
977 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
979 (gimple_range_check_failed): Removed.
981 2008-11-13 Andrew Haley <aph@redhat.com>
984 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
987 2008-11-12 Jakub Jelinek <jakub@redhat.com>
991 2007-05-07 Mike Stump <mrs@apple.com>
992 * doc/invoke.texi (Warning Options): Document that -Wempty-body
993 also checks for and while statements in C++.
995 2008-11-12 Dodji Seketeli <dodji@redhat.com>
998 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
999 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1000 - which clones are reachable - as "abstract and needed".
1001 * cgraph.c (cgraph_release_function_body): If a node is
1002 "abstract and needed", do not release its DECL_INITIAL() content
1003 that will be needed to emit debug info.
1005 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1008 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1009 to set HAVE_GETIPINFO.
1010 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1011 * configure: Regenerate.
1012 * config.in: Regenerate.
1014 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1017 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1019 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1022 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1023 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1025 2008-11-12 Jason Merrill <jason@redhat.com>
1028 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1031 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1033 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1034 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1036 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1037 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1039 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1041 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1042 packed-stack special handling.
1043 (FRAME_ADDR_RTX): Add definition.
1045 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1048 * fold-const.c (native_encode_string): New function.
1049 (native_encode_expr): Use it for STRING_CST.
1051 2008-11-12 DJ Delorie <dj@redhat.com>
1053 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1054 insns if the intermediate value will be used later.
1056 2008-11-12 Andreas Schwab <schwab@suse.de>
1058 * config/m68k/m68k.c (print_operand): Mask off extra extension
1059 bits when writing out the representation of real values.
1061 2008-11-12 Ira Rosen <irar@il.ibm.com>
1063 PR tree-optimization/38079
1064 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1067 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1070 * c-pretty-print.c (pp_c_complex_expr): New function.
1071 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1074 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1075 than INNER and INNER is a constant, forcibly align INNER as much
1078 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1080 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1082 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1084 PR rtl-optimization/37363
1085 * simplify-rtx.c (simplify_plus_minus): Don't create
1086 (const (minus ...)) expresisons.
1088 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1090 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1093 2008-11-10 Catherine Moore <clm@codesourcery.com>
1095 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1097 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1098 (BASE_DRIVER_SELF_SPECS): Remove.
1099 (DRIVER_SELF_SPECS): New definition.
1100 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1101 BASE_DRIVER_SELF_SPECS.
1102 * config/mips/sde.h: Likewise.
1103 * config/mips/iris6.h: Likewise.
1104 * config/mips/vr.h: Likewise.
1105 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1107 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1109 PR rtl-optimizations/37948
1110 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1111 (ira_create_copy, ira_add_allocno_copy): New parameter.
1113 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1114 to ira_add_allocno_copy.
1115 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1116 parameter to process_regs_for_copy.
1117 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1118 Fix typo in passing second allocno to ira_add_allocno_copy.
1120 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1121 coalesced allocnos list.
1122 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1124 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1125 (add_ira_allocno_to_ordered_bucket): Rename to
1126 add_allocno_to_ordered_bucket.
1127 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1128 head of coalesced allocnos list.
1129 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1130 Check that it is aready calculated.
1131 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1132 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1134 (coalesce_allocnos): Do extended coalescing too.
1136 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1137 parameter to ira_add_allocno_copy.
1139 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1141 (print_copy): Print copy origination too.
1143 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1146 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1148 PR rtl-optimization/37514
1149 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1150 flag_ira_share_spill_slots to 2 if it's already non-zero.
1151 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1152 flag_ira_share_spill_slots is 2.
1154 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1156 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1157 (prologue_enter_32): Set FB to SP - 4.
1159 2008-11-10 DJ Delorie <dj@redhat.com>
1161 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1162 constraint for single-bit-clear in lower byte of HI constant, vs
1163 Imb which just ignores the upper byte.
1164 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1165 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1166 (iorhi3_16): Check for single bit set, not single bit clear.
1168 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1170 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1172 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1174 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1176 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1177 values living in memory and use more precise alignment information.
1179 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1182 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1183 after __mf_check call if the call must end a bb.
1185 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1189 * combine.c (force_to_mode): Do not process vector types.
1191 * rtlanal.c (nonzero_bits1): Do not process vector types.
1192 (num_sign_bit_copies1): Likewise.
1194 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1196 * config/i386/gnu.h: Add copyright and licensing header.
1197 * config/gnu.h: Likewise.
1199 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1201 * fwprop.c (fwprop_done): Call df_remove_problem.
1203 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1206 * tree-scalar-evolution.c (instantiate_scev_1): Return
1207 chrec_dont_know for VL_EXP_CLASS_P.
1209 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1211 * reg-stack.c (reg_to_stack): Add missing braces in memset
1214 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1216 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1217 (NO_PROFILE_COUNTERS): New define.
1219 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1222 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1224 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1227 * config/sparc/constraints.md (D): New.
1228 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1229 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1231 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1232 Use the 'D' constraint in addition to 'F' in some alternatives.
1233 (DF splitter): Generalize for V64mode.
1234 * doc/md.texi (SPARC): Document the 'D' constraint.
1236 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1238 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1240 2008-11-06 Ben Elliston <bje@au.ibm.com>
1242 * gcc.c: Remove ancient comment about a bug in Sun cc.
1244 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1246 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1248 2008-11-06 Ben Elliston <bje@au.ibm.com>
1250 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1252 2008-11-06 Ben Elliston <bje@au.ibm.com>
1254 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1257 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1260 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1263 2008-11-05 Martin Jambor <mjambor@suse.cz>
1266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1267 pointer arithmetics into array_ref if the array is accessed
1268 through an indirect_ref.
1270 2008-11-05 Richard Guenther <rguenther@suse.de>
1273 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1274 qualified pointer conversion before stripping qualifiers.
1275 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1276 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1277 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1280 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1281 properly canonicalize binary ops.
1282 (forward_propagate_addr_expr_1): Use
1283 may_propagate_address_into_dereference.
1285 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1288 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1289 Initialize uninitialized input registers with a NaN.
1291 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1295 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1297 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1301 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1302 exits and conditions.
1303 * testsuite/gcc.dg/graphite/pr37943.c: New.
1305 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1306 Andrew Pinski <andrew_pinski@playstation.sony.com>
1309 * c-common.c (warn_for_sign_compare): For complex result_type
1310 use component's type.
1312 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1314 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1316 * print-tree.c (print_node): Don't print DECL_INITIAL
1320 * c-common.c (parse_optimize_options): Save and restore
1321 flag_strict_aliasing around decode_options call.
1323 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1325 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1326 (host_detect_local_cpu): Use it instead of casted strings to
1327 compare vendor signatures.
1329 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1332 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1333 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1335 2008-11-03 Catherine Moore <clm@codesourcery.com>
1337 * config/mips.c (mips_conditional_register_usage): Handle the
1338 DSP control register.
1339 * doc/extend.texi: Document the DSP control register.
1341 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1342 Jakub Jelinek <jakub@redhat.com>
1344 * omp-low.c (expand_omp_for_generic): If iter_type has different
1345 precision than type and type is a pointer type, cast n1 and n2
1346 first to an integer type with the same precision as pointers
1347 and only afterwards to iter_type.
1349 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1351 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1352 (UNSPEC_GOTSYM_OFF): New unspec.
1353 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1354 (pic_add_dot_plus_eight): Likewise.
1355 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1356 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1357 UNSPEC_PIC_BASE operands.
1358 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1359 (arm_output_addr_const_extra): Handle it.
1361 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1363 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1364 integer class to full integer class if the offset is not word-aligned.
1366 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1369 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1371 (doloop_optimize): Update call to doloop_modify.
1373 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1375 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1377 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1380 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1381 gcc_cv_as_cfi_directive.
1382 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1383 merging read-only and read-write sections or assembler emits
1384 read-write .eh_frame sections.
1385 * configure: Regenerate.
1387 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1390 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1392 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1394 (rs6000_emit_prologue): Invert logic.
1395 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1396 (reg:P 11) instead of match_operand.
1397 (*save_fpregs_<mode>): Likewise.
1398 (*restore_gpregs_<mode>): Likewise.
1399 (*return_and_restore_gpregs_<mode>): Likewise.
1400 (*return_and_restore_fpregs_<mode>): Likewise.
1401 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1402 (reg:P 11) insted of match_operand.
1403 (*restore_gpregs_spe): Likewise.
1404 (*return_and_restore_gpregs_spe): Likewise.
1406 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1408 PR tree-optimization/37684
1409 * gcc.dg/graphite/pr37684.c: New.
1410 * graphite.c (exclude_component_ref): New.
1411 (is_simple_operand): Call exclude_component_ref.
1413 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1415 PR tree-optimization/36908
1416 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1417 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1418 (number_of_rw_in_partition): New.
1419 (partition_contains_all_rw): New.
1420 (ldist_gen): Do not distribute when one of the partitions
1421 contains all the memory operations.
1423 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1425 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1426 EDGE_IRREDUCIBLE_LOOP.
1428 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1430 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1431 where we have one entry point in the loop which isn't the head.
1433 2008-11-03 Richard Guenther <rguenther@suse.de>
1436 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1438 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1441 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1442 for ipa and simple ipa passes.
1444 2008-11-02 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/37542
1447 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1448 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1449 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1450 (vn_nary_op_insert_stmt): Likewise.
1451 (visit_use): Likewise.
1453 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1455 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1457 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1458 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1459 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1460 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1461 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1462 peephole2's): Replace unspec with rotate.
1463 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1465 2008-11-02 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/37991
1468 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1469 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1470 (set_ssa_val_to): Print if the value changed.
1471 (simplify_binary_expression): Strip useless conversions.
1473 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1476 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1479 2008-11-01 Richard Guenther <rguenther@suse.de>
1482 * builtins.c (fold_builtin_strspn): Return a size_t.
1483 (fold_builtin_strcspn): Likewise.
1485 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1487 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1488 attribute for struct return convention.
1490 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1492 * config/rs6000/crtsavres.asm: Really, really delete.
1494 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1496 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1498 (rs6000_emit_prologue): Invert logic.
1499 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1500 (reg:P 11) instead of match_operand.
1501 (*save_fpregs_<mode>): Likewise.
1502 (*restore_gpregs_<mode>): Likewise.
1503 (*return_and_restore_gpregs_<mode>): Likewise.
1504 (*return_and_restore_fpregs_<mode>): Likewise.
1505 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1506 (reg:P 11) insted of match_operand.
1507 (*restore_gpregs_spe): Likewise.
1508 (*return_and_restore_gpregs_spe): Likewise.
1510 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1512 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1513 list of word switches that take args.
1515 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1517 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1518 (s390_output_pool_entry): Call it through for_each_rtx.
1521 * expr.c (store_constructor): For vectors, if target is a MEM, use
1522 target's MEM_ALIAS_SET instead of elttype alias set.
1524 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1527 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1530 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1533 * config/rs6000/predicates.md (word_offset_memref_operand):
1534 Restructure code and look inside auto-inc/dec addresses.
1536 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1539 * libgcov.c ( __gcov_indirect_call_profiler): Check
1540 TARGET_VTABLE_USES_DESCRIPTORS.
1542 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1544 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1545 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1546 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1547 offset if eliminating soft frame pointer.
1548 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1549 (stack_protect_test_si): Add initial machine description
1550 for Stack Smashing Protector
1552 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1555 * c-common.c (min_precision): Move to...
1556 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1557 * tree.h (tree_int_cst_min_precision): Declare.
1558 * c-common.h (min_precision): Delete declaration.
1559 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1560 multiplication of non-negative integer constants.
1561 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1562 tree_int_cst_min_precision.
1563 (finish_enum): Likewise.
1565 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1568 * convert.c (convert_to_real): Do not optimize conversions of
1569 binary arithmetic operations between binary and decimal
1570 floating-point types. Consider mode of target type in determining
1571 decimal type for arithmetic. Unless
1572 flag_unsafe_math_optimizations, do not optimize binary conversions
1573 where this may change rounding behavior.
1574 * real.c (real_can_shorten_arithmetic): New.
1575 * real.h (real_can_shorten_arithmetic): Declare.
1577 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1579 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1580 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1581 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1583 (must_save_p): For some workarounds, interrupts need to clobber a
1585 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1586 and LC1 for WA_05000257.
1587 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1588 WA_05000283 and WA_05000315.
1589 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1590 (movbi): Add alternative to set CC to 1; improve code for setting
1592 (dummy_load): New pattern.
1594 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1597 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1598 BLKmode for non-memory, convert using a wider MODE_INT mode
1602 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1603 that haven't been removed yet.
1605 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1607 * config/bfin/bfin.c (struct machine_function): New member
1608 has_loopreg_clobber.
1609 (bfin_expand_movmem): Set it when generating memcpy insns.
1610 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1611 expand_epilogue_reg_restore): If we have hardware loops,
1612 memcpy insns (indicated by has_loopreg_clobber) or function
1613 calls, we need to save the loop registers.
1615 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1617 * config/i386/i386.c (core2_cost): Fix typos in comments.
1619 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1622 * combine.c (make_compound_operation): Don't call make_extraction with
1623 non-positive length.
1624 (simplify_shift_const_1): Canonicalize count even if complement_p.
1626 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1628 * convert.c (strip_float_extensions): Do not remove or introduce
1629 conversions between binary and decimal floating-point types.
1631 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1634 * fold-const.c (distribute_bit_expr): Convert common, left and
1635 right arguments to type.
1637 2008-10-28 Nick Clifton <nickc@redhat.com>
1639 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1640 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1641 call_really_used_regs array rather than the call_used_regs array.
1642 (mn10300_get_live_callee_saved_regs, expand_prologue,
1643 expand_epilogue, output_tst): Likewise.
1645 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1648 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1649 (df_get_entry_block_def_set): Neither here.
1650 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1652 PR tree-optimization/37879
1653 * predict.c (tree_estimate_probability): Check if last_stmt is
1654 non-NULL before dereferencing it.
1656 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1658 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1659 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1660 (ira_fast_allocation): Remove the prototype.
1662 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1663 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1664 (color_pass): Modify the updated costs.
1665 (ira_color): Rename to color. Make it static.
1666 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1667 (ira_color): New function.
1669 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1672 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1674 (set_allocno_live, clear_allocno_live, mark_ref_live,
1675 mark_ref_dead): Invalidate corresponding element of
1676 allocno_saved_at_call.
1677 (process_bb_node_lives): Increment last_call_num. Setup
1678 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1679 allocno was already saved.
1680 (ira_create_allocno_live_ranges): Initiate last_call_num and
1681 allocno_saved_at_call.
1683 * ira-build.c (ira_create_allocno): Initiate
1684 ALLOCNO_UPDATED_COVER_CLASS_COST.
1685 (create_cap_allocno, propagate_allocno_info,
1686 remove_unnecessary_allocnos): Remove setting updated costs.
1687 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1689 * ira.c (ira): Don't call ira_fast_allocation.
1691 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1694 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1697 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1699 * ira-int.h (ira_hard_regno_cover_class): New.
1701 * ira-lives.c (mark_reg_live, mark_reg_dead,
1702 process_bb_node_lives): Use ira_hard_regno_cover_class.
1704 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1705 (setup_hard_regno_cover_class): New function.
1706 (ira_init): Call setup_hard_regno_cover_class.
1708 * ira-costs.c (cost_class_nums): Add comment.
1709 (find_allocno_class_costs): Initiate cost_class_nums.
1710 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1712 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1715 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
1716 Rename to copy_info_to_removed_store_destinations. Propagate
1717 conflict hard regs and register stack attribute.
1719 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1722 * pa.c (function_arg_padding): Pad complex and vector types
1723 upward in 64-bit runtime.
1724 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
1726 2008-10-26 Matthias Klose <doko@ubuntu.com>
1728 * doc/install.texi: Document requirements on antlr.
1730 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1732 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
1735 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1738 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
1739 is defined, use it to modify the constant offset.
1741 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
1743 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
1744 and short arguments to the correct location as mandated by the ABI.
1746 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1748 PR rtl-optimization/37769
1749 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
1751 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
1753 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
1754 unwind-dw2-Os-4-200.o.
1756 2008-10-24 Joseph Myers <joseph@codesourcery.com>
1758 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
1759 (convert_for_assignment): Remove ic_argpass_nonproto cases.
1761 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1763 PR tree-optimization/36038
1764 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
1765 add sizetype IV with initial value zero instead of pointer type.
1767 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1770 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
1771 around bit operation.
1772 * profile.c (is_edge_inconsistent): Likewise.
1773 * fold-const.c (truth_value_p): Move from here...
1774 * tree.h (truth_value_p): ... to here.
1775 * c-tree.h (c_expr): Update description of original_code.
1776 * c-typeck.c (parser_build_unary_op): Set original_code.
1777 (parser_build_binary_op): Update call to warn_about_parentheses.
1778 * c-common.c (warn_about_parentheses): Take two additional
1779 arguments of the operands. Use a switch. Quote operators
1780 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
1781 Add warning about !x | y and !x & y.
1782 * c-common.h (warn_about_parentheses): Update declaration.
1784 2008-10-24 Jakub Jelinek <jakub@redhat.com>
1786 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
1787 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
1788 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
1790 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
1791 (check-%): For test targets listed in lang_checks_parallelized
1792 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
1793 run the testing in multiple make goals, possibly parallel, and
1794 afterwards run dg-extract-results.sh to merge the sum and log files.
1796 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
1798 * config/mips/mips.c (mips_canonicalize_move_class): New function.
1799 (mips_move_to_gpr_cost): Likewise.
1800 (mips_move_from_gpr_cost): Likewise.
1801 (mips_register_move_cost): Make more fine-grained.
1803 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
1805 * graphite.c (graphite_apply_transformations): Check for
1806 -fgraphite-identity.
1807 * toplev.c (process_options): Add graphite_identity.
1808 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
1810 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
1812 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
1813 mulhisihl and mulhisihh builtins.
1815 From Jie Zhang <jie.zhang@analog.com>
1816 * config/bfin/bfin.md (composev2hi): Put operands into vector
1819 2008-10-22 Chao-ying Fu <fu@mips.com>
1821 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
1823 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
1825 From Mike Frysinger <michael.frysinger@analog.com>
1826 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
1827 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
1828 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
1829 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
1830 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
1831 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
1832 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
1833 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
1834 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
1835 __ADSPBF51x__ for all of them.
1836 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
1837 -mcpu bf512, bf514, bf516, and bf518.
1838 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1839 bf512-none, bf514-none, bf516-none, and bf518-none.
1840 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1841 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1842 * doc/invoke.texi (Blackfin Options): Document that
1843 -mcpu now accepts bf512, bf514, bf516, and bf518.
1845 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1848 * fold-const.c (build_range_type): For 1 .. signed_max
1849 range call build_nonstandard_inter_type if signed_type_for
1850 returned a type with bigger precision.
1852 2008-10-22 Richard Guenther <rguenther@suse.de>
1854 * tree.def (COMPLEX_TYPE): Constrain element type.
1855 * tree.c (build_complex_type): Assert that.
1856 * tree-ssa-structalias.c (could_have_pointers): Complex types
1857 cannot have pointers.
1859 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1862 * c-typeck.c (convert_for_assignment): Do not give declaration's
1863 location for builtins. Spell out which type was expected and which
1866 2008-10-22 Nick Clifton <nickc@redhat.com>
1868 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
1869 the fdpic register to be a target when running in fdpic mode.
1871 2008-10-22 Rafael Espindola <espindola@google.com>
1873 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
1874 newly created statements.
1876 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
1879 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
1880 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
1881 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
1883 2008-10-22 Jakub Jelinek <jakub@redhat.com>
1886 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
1887 Adjust -mcmodel=medium description for 2005-07-31 changes.
1889 2008-10-22 Jan Hubicka <jh@suse.cz>
1890 Jakub Jelinek <jakub@redhat.com>
1893 * doc/invoke.texi: Remove references to obsoleted -d dumps.
1895 2008-10-21 Richard Henderson <rth@redhat.com>
1898 * emit-rtl.c (get_spill_slot_decl): Export.
1899 * emit-rtl.h (get_spill_slot_decl): Declare.
1900 * var-tracking.c (vt_add_function_parameters): Relax assertion
1901 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
1903 2008-10-21 Bob Wilson <bob.wilson@acm.org>
1905 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
1906 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
1909 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
1912 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
1913 processed by get_maxval_strlen.
1915 2008-10-21 David Edelsohn <edelsohn@gnu.org>
1918 * tree.c (get_file_function_name): Copy first_global_object_name.
1919 Centralize call to clean_symbol_name.
1921 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
1923 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
1924 * config/svr4.h (SVR4_ASM_SPEC): New.
1925 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1926 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
1928 * doc/invoke.texi (Option Summary): Add -T to linker options.
1929 (Link Options): Document -T.
1931 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1933 * tree-inline.c (tree_inlinable_function_p): Remove tuples
1936 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1939 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
1941 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
1943 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
1946 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
1948 * doc/install.texi: Fix typos in previous patch.
1950 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
1952 * doc/install.texi: Document in-tree building of gcc and mpfr.
1954 2008-10-19 Richard Guenther <rguenther@suse.de>
1956 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
1958 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1961 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
1962 (build_enumerator): Convert enumerators that fit in integer to
1965 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386.md (unnamed peephole2): Do not force memory
1968 operands of arith or logical instructions into registers for
1969 non-TARGET_READ_MODIFY targets.
1971 (ffs_cmove): Change operand 0 predicate to register_operand.
1972 Change operand 1 predicate to nonimmediate_operand.
1974 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
1976 2008-10-18 Richard Guenther <rguenther@suse.de>
1978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
1979 VIEW_CONVERT_EXPR case against invalid gimple.
1981 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
1983 * c-parser.c (c_parser_binary_expression): Silence the
1984 uninitialized variable warning emitted for binary_loc.
1986 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
1988 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
1991 2008-10-16 Joseph Myers <joseph@codesourcery.com>
1994 * c-typeck.c (build_unary_op): Use omit_one_operand for
1995 IMAGPART_EXPR of real argument.
1997 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1999 PR tree-optimization/37664
2000 * fold-const.c (fold_binary): When optimizing comparison with
2001 highest or lowest type's value, don't consider TREE_OVERFLOW.
2003 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2006 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2007 * coverage.c: Include tm_p.h.
2008 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2009 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2010 dollar signs from PREFIX.
2011 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2012 instead of manual strip_name_encoding.
2014 2008-10-16 Richard Guenther <rguenther@suse.de>
2017 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2018 volatile qualified functions or methods as relevant.
2020 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2022 PR tree-optimization/37525
2023 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2024 sizetype unsigned constants, both in the case of C and bounds.
2026 2008-10-15 Jan Hubicka <jh@suse.cz>
2028 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2030 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2033 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2034 HARD_REGNO_CALL_PART_CLOBBERED.
2036 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2039 * ira-lives.c (mark_early_clobbers): Remove.
2040 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2041 check_and_make_def_conflicts,
2042 make_early_clobber_and_input_conflicts,
2043 mark_hard_reg_early_clobbers): New functions.
2044 (process_bb_node_lives): Call
2045 make_early_clobber_and_input_conflicts and
2046 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2048 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2049 early clobbers of pseudo-registers.
2051 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2054 * ira-build.c (ira_flattening): Recalculate
2055 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2056 from the scratch instead of the propagation.
2058 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2060 * doc/rtl.texi (const_double): Remove the "addr" operand.
2061 Describe CONST_DOUBLE_* macros under const_double rather
2063 (const_fixed): Fix the operand description.
2064 (const): Add an @findex directive.
2065 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2066 after the constant rtl table.
2067 (fix): Combine floating-point and fixed-point descriptions.
2069 * sched-deps.c (sched_analyze_2): Remove reference to
2072 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2074 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2076 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2077 for UNSPEC_GOTSYM_OFFs.
2078 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2079 (add_GOT_to_pic_reg): Use it.
2080 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2082 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2083 Harsha Jagasia <harsha.jagasia@amd.com>
2085 PR tree-optimization/37485
2086 * graphite.c (gmp_cst_to_tree): Moved.
2087 (iv_stack_entry_is_constant): New.
2088 (iv_stack_entry_is_iv): New.
2089 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2090 (loop_iv_stack_insert_constant): New.
2091 (loop_iv_stack_pop): Use new datatpype.
2092 (loop_iv_stack_get_iv): Same.
2093 (loop_iv_stack_get_iv_from_name): Same.
2094 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2095 (loop_iv_stack_patch_for_consts): New.
2096 (loop_iv_stack_remove_constants): New.
2097 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2098 (translate_clast): Call loop_iv_stack_patch_for_consts and
2099 loop_iv_stack_remove_constants.
2100 (gloog): Use new datatype. Redirect construction edge to end
2101 block to avoid accidental deletion.
2102 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2104 (union iv_stack_entry_data): New. Data in iv stack entry.
2105 (struct iv_stack_entry): New. Datatype for iv stack entries.
2107 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2109 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2110 * graphite.c (free_scop): Same.
2111 (build_scops): Same.
2112 (free_scattering): New.
2113 (build_cloog_prog): Call free_scattering.
2114 (patch_phis_for_virtual_defs): Fix memleak.
2115 (graphite_trans_bb_strip_mine): Same.
2116 (limit_scops): Same.
2118 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2119 Harsha Jagasia <harsha.jagasia@amd.com>
2121 PR tree-optimization/37828
2122 * graphite.c (graphite_trans_loop_block): Do not loop block
2123 single nested loops.
2125 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2127 PR tree-optimization/37686
2128 * tree-loop-linear.c (linear_transform_loops): Build a
2129 loop nest vector. Pass it to lambda_compute_access_matrices.
2130 * tree-data-ref.h (struct access_matrix): Store the loop nest
2131 relative to which it encodes the information.
2132 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2133 (am_vector_index_for_loop): Reimplemented: iterate over the
2134 loop nest for finding the loop index in the access matrix.
2135 (lambda_compute_access_matrices): Update declaration.
2136 * lambda-code.c (build_access_matrix): Pass the loop nest and
2138 (lambda_compute_access_matrices): Same.
2140 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2142 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2143 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2144 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2145 already implies hard float. Also fix several insn condition
2146 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2148 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2151 Based on patches by Laurent Vivier.
2152 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2153 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2154 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2155 dollar sign to underscore.
2156 (ASM_OUTPUT_EXTERNAL): Same.
2157 (ASM_OUTPUT_LABELREF): New.
2158 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2160 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2161 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2162 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2163 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2165 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2167 PR tree-optimization/36881
2168 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2169 that each value doesn't need runtime relocations, for !flag_pic
2170 check that each value is just a valid initializer constant.
2172 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2174 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2175 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2176 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2177 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2179 (REG_CLASS_NAMES): Update accordingly.
2180 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2181 rather than an unpredictable descriptive string.
2182 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2183 (mips_register_move_cost): Check for specific COP*_REGS classes,
2184 instead of ALL_COP_AND_GR_REGS.
2185 (mips_ira_cover_classes): New function.
2186 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2187 (TARGET_IRA_COVER_CLASSES): Define.
2189 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2192 * tree.c (build_type_attribute_qual_variant): Hash on the
2193 unqualified type, and don't overwrite an existing
2194 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2195 allow distinguishing between wchar_t and its underlying type. This
2196 also means that we'll retain a little more typedef information.
2198 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2199 Dmitry Melnik <dm@ispras.ru>
2200 Dmitry Zhurikhin <zhur@ispras.ru>
2201 Alexander Monakov <amonakov@ispras.ru>
2202 Maxim Kuvyrkov <maxim@codesourcery.com>
2204 * target.h (struct gcc_target): Update prototypes of needs_block_p
2206 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2207 * sel-sched.c (create_speculation_check): Likewise.
2208 * doc/tm.texi: Provide documentation for new target hooks.
2210 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2211 (ia64_gen_spec_insn): Removed.
2212 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2213 ia64_gen_spec_check): New static functions.
2214 (ia64_alloc_sched_context, ia64_init_sched_context,
2215 ia64_set_sched_context, ia64_clear_sched_context,
2216 ia64_free_sched_context, ia64_get_insn_spec_ds,
2217 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2218 (ia64_needs_block_p): Change prototype.
2219 (ia64_gen_check): Rename to ia64_gen_spec_check.
2220 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2221 into declaration, add special memory dependencies handling.
2222 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2223 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2224 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2225 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2226 Define new target hooks.
2227 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2228 (ia64_optimization_options): Turn on selective scheduling with -O3,
2229 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2230 default with selective scheduling.
2231 (ia64_override_options): Initialize align_loops and align_functions
2232 to 32 and 64, respectively. Set global selective scheduling flags
2233 according to target-dependent flags.
2234 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2235 (group_barrier_needed): Use new mstop-bit-before-check flag.
2237 (dfa_state_size): Make global.
2238 (spec_check_no, max_uid): Remove.
2239 (mem_ops_in_group, current_cycle): New variables.
2240 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2241 Initialize new variables.
2242 (is_load_p, record_memory_reference): New functions.
2243 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2245 (ia64_variable_issue): Change use of current_sched_info to
2246 sched_deps_info. Update comment. Note if a load or a store is issued.
2247 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2248 advance if maximal number of loads or stores was issued on current
2250 (scheduled_good_insn): New static helper function.
2251 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2252 a group barrier is needed. Fix vertical spacing. Guard the code
2253 doing state transition with last_scheduled_insn check.
2254 Mark that a stop bit should be before current insn if there was a
2255 cycle advance. Update current_cycle and mem_ops_in_group.
2256 (ia64_h_i_d_extended): Change use of current_sched_info to
2257 sched_deps_info. Reallocate stops_p by larger chunks.
2258 (struct _ia64_sched_context): New structure.
2259 (ia64_sched_context_t): New typedef.
2260 (ia64_alloc_sched_context, ia64_init_sched_context,
2261 ia64_set_sched_context, ia64_clear_sched_context,
2262 ia64_free_sched_context): New static functions.
2263 (gen_func_t): New typedef.
2264 (get_spec_load_gen_function): New function.
2265 (SPEC_GEN_EXTEND_OFFSET): Declare.
2266 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2267 (get_mode_no_for_insn): Change the condition that prevents use of
2268 special hardware registers so it can now handle pseudos.
2269 (get_spec_unspec_code): New function.
2270 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2271 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2272 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2273 during selective scheduling.
2274 (ia64_speculate_insn): Use ds_get_speculation_types when
2275 determining whether we need to change the pattern.
2276 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2277 (ia64_spec_check_src_p): Support new speculation/check codes.
2278 (struct bundle_state): New field.
2279 (issue_nops_and_insn): Initialize it.
2280 (insert_bundle_state): Minimize mid-bundle stop bits.
2281 (important_for_bundling_p): New function.
2282 (get_next_important_insn): Use important_for_bundling_p.
2283 (bundling): When shifting TImode from unimportant insns, ignore
2284 also group barriers. Assert that best state is found before
2285 the backward bundling pass. Print number of mid-bundle stop bits.
2286 Minimize mid-bundle stop bits. Check correct calculation of
2287 mid-bundle stop bits.
2288 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2289 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2291 (sel2_run): New variable.
2292 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2293 selective scheduling pass instead of schedule_ebbs.
2295 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2296 (UNSPEC_LDS_A): New UNSPEC.
2297 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2298 movti_internal, movsf_internal, movdf_internal,
2299 movxf_internal): Make visible. Add speculable* attributes.
2300 (output_c_nc): New mode attribute.
2301 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2302 mov<mode>_nc, zero_extend<mode>di2_nc,
2303 advanced_load_check_nc_<mode>): New insns.
2304 (zero_extend*): Add speculable* attributes.
2306 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2307 (msched-stop-bits-after-every-cycle): Likewise.
2308 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2310 (msched-spec-verbose): Remove.
2311 (msched-prefer-non-data-spec-insns,
2312 msched-prefer-non-control-spec-insns,
2313 msched-count-spec-in-critical-path,
2314 msel-sched-dont-check-control-spec): Use Target Report Var
2315 instead of Common Report Var.
2317 * config/ia64/itanium2.md: Remove incorrect bypass.
2319 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2321 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2324 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2325 and -fhelp=separate.
2327 2008-10-14 Ben Elliston <bje@au.ibm.com>
2329 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2331 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2333 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2336 2008-10-13 Matthias Klose <doko@ubuntu.com>
2338 * config/pa/linux-atomic.c: Work around missing header file
2339 for hppa64-linux-gnu targets.
2341 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2342 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2343 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2344 Grace Cao <grace_cao@playstation.sony.com>
2346 * doc/invoke.texi (-mgen-cell-microcode): Document.
2347 (-mwarn-cell-microcode): Document.
2348 * cfglayout.c (locator_location): Export.
2349 * rtl.h (locator_location): Define prototype.
2350 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2352 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2353 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2354 (mwarn-cell-microcode): New option.
2355 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2356 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2357 cell and not already set.
2358 Turn off string instructions if not generating cell microcode.
2359 (rs6000_final_prescan_insn): New function that warns about microcoded
2361 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2362 * config/rs6000/rs6000.md
2363 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2364 the instruction would have been microcoded on the Cell. Set
2365 cell_micro to always on unnamed patterns for the string instructions.
2366 (cell_micro): Update definition, remove load/store conditional
2368 (sign_extend:DI): Define new pattern for non microcoded version.
2369 (sign_extend:SI): Likewise.
2370 (compare (div:P)): Set cell_micro to not.
2371 (andsi3): Define as an expand.
2372 (andsi3_mc): New pattern.
2373 (andsi3_nomc): New pattern.
2374 (andsi3_internal0_nomc): New pattern.
2375 (andsi3_internal2): Rename to ...
2376 (andsi3_internal2_mc): this and enable iff generating microcode.
2377 (andsi3_internal3): Rename to ...
2378 (andsi3_internal3_mc): this and enable iff generating microcode.
2379 (andsi3_internal4): Enable iif generating microcode.
2380 (andsi3_internal5): Rename to ..
2381 (andsi3_internal5_mc): this and enable iff generating microcode.
2382 (andsi3_internal5_nomc): New pattern.
2383 (extzvdi_internal1): Enable iff generating microcode.
2384 (extzvdi_internal2): Likewise.
2385 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2386 (anddi3): Change to expand.
2387 (anddi3_mc): Rename from anddi3.
2388 (anddi3_no_mc): New pattern.
2389 (anddi3_internal2): Rename to ..
2390 (anddi3_internal2_mc): this and enable iff generating microcode.
2391 (anddi3_internal2_nomc): New pattern.
2392 (anddi3_internal3): Rename to ..
2393 (anddi3_internal3_mc): this and enable iff generating microcode.
2394 (anddi3_internal3_nomc): New pattern.
2395 (movti_string): Set cell_micro to always if TARGET_STRING.
2396 (stmsi8): Set cell_micro to always.
2402 (stmsi8_power): Likewise.
2403 (stmsi7_power): Likewise.
2404 (stmsi6_power): Likewise.
2405 (stmsi5_power): Likewise.
2406 (stmsi4_power): Likewise.
2407 (stmsi3_power): Likewise.
2408 (movsi_update2): Enable iff generating microcode.
2409 (movhi_update3): Likewise.
2410 (lmw): Set cell_micro to always.
2412 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2414 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2415 * config/s390/s390.c (machine_function): Remove
2416 decomposed_literal_pool_addresses_ok_p.
2417 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2418 the difference of two labels.
2419 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2420 (s390_pool_offset): New function.
2421 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2422 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2424 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2426 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2427 (powerpc*-*-linux-gnu*): Describe.
2428 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2429 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2430 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2431 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2432 config/rs6000/e500crtres32gpr.asm,
2433 config/rs6000/e500crtres64gpr.asm,
2434 config/rs6000/e500crtres64gprctr.asm,
2435 config/rs6000/e500crtrest32gpr.asm,
2436 config/rs6000/e500crtrest64gpr.asm,
2437 config/rs6000/e500crtresx32gpr.asm,
2438 config/rs6000/e500crtresx64gpr.asm,
2439 config/rs6000/e500crtsav32gpr.asm,
2440 config/rs6000/e500crtsav64gpr.asm,
2441 config/rs6000/e500crtsav64gprctr.asm,
2442 config/rs6000/e500crtsavg32gpr.asm,
2443 config/rs6000/e500crtsavg64gpr.asm,
2444 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2445 * config/rs6000/crtsavres.asm: Really remove.
2447 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2450 * c-format.c (convert_format_name_to_system_name): Use
2451 TARGET_OVERRIDES_FORMAT_INIT.
2452 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2453 * config/i386/mingw.opt: New.
2454 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2455 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2456 (ms_printf_length_specs): Removed const specifier.
2457 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2458 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2460 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2462 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2463 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2465 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2468 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2469 sure that ref has valid bb.
2471 2008-10-12 Richard Henderson <rth@redhat.com>
2474 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2475 * alias.c (value_addr_p, stack_addr_p): Remove.
2476 (nonoverlapping_memrefs_p): Remove IRA special case.
2477 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2478 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2479 * reload1.c (alter_reg): Use it.
2481 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2483 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2484 of registers instead of eax, ebx, ecx and edx. Use for loop
2485 and check register for non-zero value before the call
2486 to decode_caches_intel.
2488 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2490 PR rtl-optimization/37448
2491 * df.h: (df_ref_class): New enum.
2492 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2493 (struct df_ref): Replaced with union df_ref_d.
2494 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2495 New members of df_ref_d union.
2496 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2497 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2498 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2499 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2500 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2501 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2502 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2503 (df_scan_bb_info, df_bb_regno_first_def_find,
2504 df_bb_regno_last_def_find, df_find_def, df_find_use,
2505 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2506 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2507 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2508 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2509 Replaced struct df_ref * with df_ref.
2510 * df-scan.c (df_collection_rec, df_null_ref_rec,
2511 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2512 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2513 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2514 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2515 df_reorganize_refs_by_reg_by_reg,
2516 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2517 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2518 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2519 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2520 df_bb_refs_record, df_exit_block_uses_collect,
2521 df_record_exit_block_uses, df_reg_chain_mark,
2522 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2523 df_ref * with df_ref.
2524 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2525 df_ref_class parameter.
2526 (df_scan_problem_data): Added new pools for different types of refs.
2527 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2528 df_ref_create_structure): Processed new ref pools.
2529 (df_scan_start_dump): Added counts of refs and insns.
2530 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2531 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2532 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2533 code to pass df_ref_class down to ref creation functions.
2534 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2535 df_reg_chain_mark): Use macros to hide references to df_refs.
2536 (df_ref_chain_change_bb): Removed.
2537 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2538 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2539 Enhanced to understand df_ref union structure.
2540 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2541 all_uses_available_at, update_df, try_fwprop_subst,
2542 forward_propagate_subreg, forward_propagate_and_simplify,
2543 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2544 df_ref * with df_ref.
2545 (use_killed_between, all_uses_available_at): Use macros to hide
2546 references to df_refs.
2547 * regstat.c (regstat_bb_compute_ri,
2548 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2550 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2551 see_handle_relevant_refs, see_analyze_one_def,
2552 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2553 struct df_ref * with df_ref.
2554 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2555 global_conflicts): Replaced struct df_ref * with df_ref.
2556 * ddg.c (create_ddg_dep_from_intra_loop_link,
2557 add_cross_iteration_register_deps, build_inter_loop_deps):
2558 Replaced struct df_ref * with df_ref.
2559 (create_ddg_dep_from_intra_loop_link,
2560 add_cross_iteration_register_deps): Use macros to hide references
2562 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2563 df_ref * with df_ref.
2564 * df-core.c (df_bb_regno_first_def_find,
2565 df_bb_regno_last_def_find, df_find_def, df_find_use,
2566 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2567 debug_df_ref): Replaced struct df_ref * with df_ref.
2568 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2569 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2571 * web.c (union_defs, entry_register, replace_ref, web_main):
2572 Replaced struct df_ref * with df_ref.
2573 (union_defs, replace_ref): Use macros to hide references to df_refs.
2574 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2575 Replaced struct df_ref * with df_ref.
2576 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2577 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2578 Replaced struct df_ref * with df_ref.
2579 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2580 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2582 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2583 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2584 df_compute_accessed_bytes_strict_low_part,
2585 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2586 Replaced struct df_ref * with df_ref.
2587 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2588 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2589 df_ref * with df_ref.
2590 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2591 check_dependency, check_dependencies, record_uses): Replaced
2592 struct df_ref * with df_ref.
2593 (invariant_for_use, check_dependency): Use macros to hide
2594 references to df_refs.
2595 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2596 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2597 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2598 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2599 references to df_refs.
2600 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2602 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2603 * df-problems.c (df_rd_bb_local_compute_process_def,
2604 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2605 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2606 df_chain_remove_problem, df_chain_create_bb_process_use,
2607 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2608 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2609 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2610 df_byte_lr_simulate_artificial_refs_at_top,
2611 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2612 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2613 df_simulate_uses, df_simulate_artificial_refs_at_end,
2614 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2616 (df_chain_dump): Use macros to hide references to df_refs.
2617 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2618 df_ref * with df_ref.
2619 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2620 mark_artificial_uses, mark_reg_dependencies,
2621 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2623 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2625 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2627 (array_ref_element_size): Likewise.
2628 (array_ref_low_bound): Likewise.
2629 (array_ref_up_bound): Likewise.
2630 * expr.c (contains_packed_reference): Likewise.
2631 (array_ref_element_size): Likewise.
2632 (array_ref_low_bound): Likewise.
2633 (array_ref_up_bound): Likewise.
2634 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2635 with ARRAY_RANGE_REF.
2636 (idx_find_step): Likewise.
2637 (idx_record_use): Likewise.
2638 (strip_offset_1): Likewise.
2639 (idx_remove_ssa_names): Likewise.
2641 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2642 Andi Kleen <ak@linux.intel.com>
2644 * config/i386/cpuid.h (__cpuid_count): New defines.
2645 * config/i386/driver-i386.c (struct cache_desc): New structure.
2646 (describe_cache): Use struct cache_desc to pass cache descriptions.
2647 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2648 (detect_caches_amd): Use struct cache_desc to describe caches.
2649 (decode_caches_intel): Use struct cache_desc to pass cache
2650 descriptions. Update descriptions to match latest (rev -032,
2651 December 2007) CPUID documentation. Do not check valid bit here.
2652 Check for Xeon MP value 0x49 problems.
2653 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2654 Check valid bit before calling decode_caches_intel. Detect number
2655 of times to repeat CPUID instruction.
2656 (detect_caches_cpuid4): New function.
2657 (detect_caches_intel): Depending on max_level, call
2658 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2659 only when other methods fail to provide valid L2 cache description.
2661 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2664 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2665 it to PIC call patterns.
2666 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2667 code generation and attributes from pattern. Change peephole2 to
2668 split for noreturn case. Revise split pattern for non noreturn case.
2669 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2670 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2671 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2674 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2676 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2677 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2679 (divdf3): Reformat long line.
2681 2008-10-11 Michael J. Eager <eager@eagercon.com>
2683 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2685 (rs6000_handle_option): Process -mfpu options.
2686 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2687 (enum fpu_type_t): New.
2688 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2689 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2691 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2692 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2693 * config/rs6000/rs6000.opt (-mfpu): New.
2694 (-mxilinx-fpu): New.
2695 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2696 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2697 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2698 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2699 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2701 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2704 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2705 LO_SUM on Darwin if mode has just one unit.
2707 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2710 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2711 has been optimized out.
2713 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
2715 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
2716 instead of PIC_DIRECT_ADDR_P.
2717 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2718 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
2719 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
2720 (PIC_OFFSET_P): Rename to...
2721 (PCREL_SYMOFF_P): ...this.
2722 (PIC_DIRECT_ADDR_P): Delete.
2723 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
2725 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
2726 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
2727 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
2728 * config/sh/sh.c (print_operand): Remove CONST handling.
2729 (unspec_caller_rtx_p): Rewrite to use split_const and check
2730 the operands of UNSPEC bases.
2731 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
2732 with (unspec [A B] UNSPEC_SYMOFF).
2733 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
2734 UNSPEC_PCREL_SYMOFF.
2735 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2736 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
2737 (UNSPEC_EXTRACT_U16): Likewise.
2738 (UNSPEC_SYMOFF): Likewise.
2739 (UNSPEC_PCREL_SYMOFF): Likewise.
2740 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
2742 (movsi_const_16bit): Likewise.
2743 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
2744 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
2745 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
2746 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
2747 with (unspec [A B] UNSPEC_SYMOFF).
2748 (symPLT_label2reg): Replace (minus A (minus B pc)) with
2749 (unspec [A B] PCREL_UNSPEC_SYMOFF).
2750 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
2751 (Csu): Likewise UNSPEC_EXTRACT_U16.
2752 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
2753 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
2755 2008-10-10 Stepan Kasal <skasal@redhat.com>
2757 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
2758 for loop strip mining and loop blocking.
2760 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2762 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
2763 vary types depending on debug info.
2765 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
2767 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
2768 before ensuring it's already computed.
2770 2008-10-09 Jakub Jelinek <jakub@redhat.com>
2772 * rtl.h (locator_eq): New decl.
2773 * cfglayout.c (locator_scope): New function.
2774 (insn_scope): Use it.
2775 (locator_eq): New function.
2776 (fixup_reorder_chain): Search for last insn in src bb
2777 that has locator set or first insn in dest bb. Use
2778 locator_eq instead of == to compare locators.
2779 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2780 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
2781 == to compare locators.
2783 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
2785 * gimple-low.c (lower_function_body, lower_gimple_return,
2786 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
2787 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
2788 goto_block on edges if goto_locus is known.
2791 * tree.h (get_object_alignment): Declare.
2792 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
2793 get_object_alignment if needed.
2794 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
2796 (get_object_alignment): ... here. New function. Try harder to
2797 determine alignment from get_inner_reference returned offset.
2799 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2801 * graphite.c (gloog): Don't call find_unreachable_blocks
2802 before delte_unreachable_blocks.
2804 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
2805 goto_locus of true_edge into RTL locator.
2807 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
2809 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
2810 (*jcc_btdi_mask_rex64): Ditto.
2812 (*jcc_btsi_mask): Ditto.
2813 (*jcc_btsi_1): Ditto.
2814 (*jcc_btsi_mask_1): Ditto.
2816 2008-10-08 Paul Brook <paul@codesourcery.com>
2818 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
2819 compatible profiler (__gnu_mcount_nc).
2820 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2822 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2824 * config/i386/i386.c (initial_ix86_tune_features): Add
2825 X86_TUNE_USE_VECTOR_FP_CONVERTS.
2826 * config/i386/i386.h (ix86_tune_indices): Likewise.
2827 (TARGET_USE_VECTOR_FP_CONVERTS): New.
2829 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
2830 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
2831 for FP to FP splitters.
2833 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
2835 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
2838 2008-10-08 Jakub Jelinek <jakub@redhat.com>
2842 PR rtl-optimization/37341
2843 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
2844 to ORIG_BB, pass through ORIG_BB recursively.
2845 (cse_condition_code_reg): Adjust caller.
2847 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
2849 * sdbout.c (sdbout_one_type): Treat the value type
2850 CONST_DECL for enumerals.
2852 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2854 * config/i386/i386.md: Remove trailing white spaces.
2856 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2858 PR rtl-optimization/37448
2859 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
2860 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
2862 (struct output_info) [count]: Renamed total_created and made
2864 (struct output_info) [size]: Renamed total_allocated and made
2866 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
2867 Properly keep track of desc->size.
2868 (print_statistics, dump_alloc_pool_statistics): Enhance the
2869 printing of statistics to print the number of elements and to use
2872 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2875 * opts.h (CL_SAVE): Move up to flags range.
2876 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
2877 CL_COMMON): Renumber.
2878 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
2879 * opts.c (common_handle_option): Revert last change.
2881 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/i386-protos.h (ix86_schedule): New.
2885 * config/i386/i386.c (ix86_schedule): New.
2886 (override_options): Add schedule to processor_alias_table. Set
2887 ix86_schedule from the schedule field in processor_alias_table.
2888 (ix86_function_specific_save): Save ix86_schedule.
2889 (ix86_function_specific_restore): Restore ix86_schedule.
2891 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
2892 ix86_tune. Add none and remove i386, i486, pentium4, nocona
2895 * config/i386/i386.opt: Add schedule.
2897 * config/i386/ppro.md: Remove generic32.
2899 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
2902 * expr.c (count_type_elements): Handle ERROR_MARK.
2904 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2909 * basic-block.h (struct edge_def): Add goto_block field.
2910 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
2911 one insn with locus corresponding to edge's goto_locus if !optimize.
2912 * profile.c (branch_prob): Copy edge's goto_block.
2913 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
2915 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
2916 locator in between the merged basic blocks if !optimize and needed.
2917 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
2918 goto_locus into RTL locator. For unconditional jump use that
2919 locator for the jump insn.
2920 (expand_gimple_cond): Convert goto_block and goto_locus into
2921 RTL locator for all remaining edges. For unconditional jump
2922 use that locator for the jump insn.
2923 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
2924 there is more than one edge or insn locator along the forwarding
2925 edges and !optimize. If there is just one, set e->goto_locus.
2926 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
2928 (move_block_to_fn): Adjust edge's goto_block.
2930 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2933 * expmed.c (expand_mult): Properly check DImode constant in
2936 2008-10-07 Jakub Jelinek <jakub@redhat.com>
2939 * dwarf2out.c (common_block_die_table): New variable.
2940 (common_block_die_table_hash, common_block_die_table_eq): New
2942 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
2943 COMMON block in the current scope rather than globally. Optimize
2944 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
2945 DW_OP_addr SYMBOL_REF+off.
2947 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
2949 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
2950 Return true for non-addressable GIMPLE operands.
2952 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
2955 * config/i386/i386.c (initial_ix86_tune_features): Remove
2956 X86_TUNE_USE_BIT_TEST.
2957 * config/i386/i386.h (ix86_tune_indices): Likewise.
2958 (TARGET_USE_BIT_TEST): Removed.
2960 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2962 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
2964 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
2966 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
2967 (mul<mode>3_mul3): ... into this new template.
2969 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2971 * gimplify.c (gimplify_arg): Add location argument. Use it.
2972 (gimplify_call_expr): Pass location to gimplify_arg.
2973 (gimplify_modify_expr_to_memcpy): Same.
2974 (gimplify_modify_expr_to_memset): Same.
2976 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2978 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2979 Update calls to build_unary_op and build_indirect_ref for location
2982 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
2985 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
2986 * c-typeck.c (array_to_pointer_conversion): Pass location to
2988 (function_to_pointer_conversion): Use error_at and warning_at.
2989 (build_indirect_ref): Same.
2990 (build_array_ref): Pass location to build_binary_op.
2991 (parser_build_unary_op): Do not set location after calling
2993 (build_unary_op): Add location argument. Use it throughout. Set
2994 EXPR_LOCATION before returning new tree.
2995 (build_modify_expr): Same.
2996 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
2998 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
2999 build_indirect_ref, build_modify_expr.
3000 (c_finish_omp_for): Same. Use error_at instead of error.
3001 * c-common.c (c_common_truthvalue_conversion): Pass location to
3003 (warn_for_div_by_zero): Add location argument.
3004 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3005 build_unary_op, warn_for_div_by_zero.
3006 * c-parser.c (c_parser_typeof_specifier): Use
3007 protected_set_expr_location.
3008 (c_parser_statement_after_labels): Same.
3009 (c_parser_condition): Same.
3010 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3011 (c_parser_conditional_expression): Use protected_set_expr_location.
3012 (c_parser_unary_expression): Pass location to build_indirect_ref.
3013 (c_parser_postfix_expression_after_primary): Pass location to
3014 build_indirect_ref, build_unary_op.
3015 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3017 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3019 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3020 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3021 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3023 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3024 (mips_issue_rate): Handle PROCESSOR_R10000.
3025 * config/mips/mips.md (cpu): Add r10000.
3027 * config/mips/10000.md: New file.
3029 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3031 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3032 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3033 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3035 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3037 * config/darwin-protos.h (machopic_function_base_name): Delete.
3038 (machopic_function_base_sym): Likewise.
3039 (machopic_gen_offset): Declare.
3040 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3041 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3042 * config/darwin.c (machopic_function_base_name): Delete.
3043 (machopic_function_base_sym): Likewise.
3044 (gen_pic_offset): Rename to...
3045 (machopic_gen_offset): ...this and remove the pic_base argument.
3046 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3047 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3048 crtl->uses_pic_offset_table.
3049 (machopic_indirect_data_reference): Use new machopic_gen_offset
3051 (machopic_legitimize_pic_address): Likewise.
3052 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3054 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3055 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3056 * config/i386/i386.c (output_set_got): Likewise.
3057 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3059 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3060 (legitimate_address_p): Likewise.
3061 (output_pic_addr_const): Likewise.
3062 (output_addr_const_extra): Likewise.
3063 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3064 match an UNSPEC rather than a MINUS.
3065 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3066 (builtin_setjmp_receiver): Use machopic_gen_offset.
3067 * config/i386/predicates.md (pic_symbolic_operand): Handle
3068 UNSPEC_MACHOPIC_OFFSET.
3070 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3071 Use machopic_gen_offset and machopic_operand_p.
3072 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3073 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3074 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3075 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3076 Set crtl->uses_pic_offset_table.
3078 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3080 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3082 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3083 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3084 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3085 (constant_pool_expr_p): Use split_const and check the base.
3086 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3088 (legitimate_constant_pool_address_p): Check toc_relative_p
3089 instead of constant_pool_expr_p.
3090 (print_operand_address): Always use output_addr_const for
3091 constant pool addresses.
3092 (rs6000_output_addr_const_extra): New function.
3093 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3095 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3099 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3100 (mark_ref_live, mark_ref_dead): Use them.
3101 (def_conflicts_with_inputs_p): Remove.
3102 (mark_early_clobbers): New function.
3103 (process_bb_node_lives): Call preprocess_constraints and
3104 mark_early_clobbers.
3106 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3108 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3110 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3111 lib with -mthread switch.
3113 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3116 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3117 function in two, making it call a new and reusable
3118 dwarf2out_imported_module_or_decl() that takes the containing
3119 BLOCK of the declaration in argument.
3120 (dwarf2out_imported_module_or_decl_real): New function.
3121 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3122 IMPORTED_DECL in account.
3123 * tree.def: Added IMPORTED_DECL node type.
3124 * tree.h: Added accessors for IMPORTED_DECL nodes.
3125 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3127 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3129 * doc/gimple.texi: Fix some typos, wrap some long lines,
3130 fix some broken wraps with continuations.
3131 * tree-ssa-reassoc.c: Fix comment typos.
3133 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3136 * pa.c (legitimize_pic_address): Force function labels to memory in
3139 2008-10-04 Anton Blanchard <anton@samba.org>
3141 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3142 (rs6000_split_atomic_op): Same.
3143 (rs6000_split_compare_and_swap): Same.
3144 (rs6000_split_compare_and_swapqhi): Same.
3146 2008-10-04 Richard Guenther <rguenther@suse.de>
3148 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3149 instead of pointer equality.
3150 (vn_nary_op_eq): Likewise.
3152 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3154 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3156 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3157 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3159 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3161 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3162 Revert previous change.
3164 2008-10-03 Tom Tromey <tromey@redhat.com>
3166 * stringpool.c (ggc_alloc_string): Terminate string.
3168 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3170 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3171 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3172 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3175 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3178 2008-10-03 Pascal Obry <obry@adacore.com>
3180 * gcov.c (create_file_names): Properly handle UNIX and DOS
3181 directory separators.
3182 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3183 separator to '~' to ensure clean filenames on Windows.
3185 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3187 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3188 Add a null terminator to the stripped name.
3190 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3192 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3193 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3194 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3195 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3196 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3197 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3198 TARGET_SINGLE_FLOAT.
3200 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3202 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3204 2008-10-02 Richard Guenther <rguenther@suse.de>
3207 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3208 and VECTOR_TYPE recurse with useless_type_conversion_p which
3209 properly handles void pointer conversion.
3211 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3214 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3215 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3217 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3219 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3220 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3221 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3222 they translate to non builtins.
3223 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3224 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3225 __builtin_vec_promote, __builtin_vec_extract, and
3226 __builtin_vec_insert.
3227 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3228 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3229 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3230 * config/rs6000/altivec.h (vec_extract): Define
3231 (vec_insert): Define.
3232 (vec_splats): Define.
3233 (vec_promote): Define.
3235 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3236 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3237 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3239 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3241 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3242 prototype. Add new parameter, blk.
3243 Use BLKmode for the MEM if blk is true.
3244 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3245 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3246 ALTIVEC_BUILTIN_STVRXL.
3247 Update usage of altivec_expand_lv_builtin.
3248 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3249 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3250 (altivec_init_builtins): If compiling for the Cell, also define the
3252 * config/rs6000/rs6000.h (rs6000_builtins): Define
3253 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3254 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3255 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3256 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3257 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3258 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3259 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3260 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3261 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3262 UNSPEC_STVRX, and UNSPEC_STVRXL.
3263 (altivec_lvlx): New pattern.
3264 (altivec_lvlxl): New pattern.
3265 (altivec_lvrx): New pattern.
3266 (altivec_lvrxl): New pattern.
3267 (altivec_stvlx): New pattern.
3268 (altivec_stvlxl): New pattern.
3269 (altivec_stvrx): New pattern.
3270 (altivec_stvrxl): New pattern.
3271 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3272 (vec_lvlxl): Likewise.
3273 (vec_lvrx): Define if PPU is defined.
3274 (vec_lvrxl): Likewise.
3275 (vec_stvlx): Define if PPU is defined.
3276 (vec_stvlxl): Likewise.
3277 (vec_stvrx): Define if PPU is defined.
3278 (vec_stvrxl): Likewise.
3280 2008-10-01 Geert Bosch <bosch@adacore.com>
3282 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3284 2008-10-01 Richard Guenther <rguenther@suse.de>
3286 PR tree-optimization/37617
3287 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3288 do not add to the NEW_SETS.
3290 2008-10-01 Richard Guenther <rguenther@suse.de>
3293 * tree-vrp.c (execute_vrp): If we optimized away the default
3294 case make sure to promote the label that got in place of it
3295 to a default case label.
3297 2008-10-01 Richard Henderson <rth@redhat.com>
3300 * tree-complex.c (set_component_ssa_name): Don't optimize
3301 is_gimple_min_invariant values with ssa_names in abnormal phis.
3303 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3305 PR tree-optimization/37662
3306 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3307 commutative binary operation if they are in the wrong order and
3308 fold_build2 produces non-GIMPLE.
3310 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3312 PR tree-optimization/37662
3313 PR tree-optimization/37663
3314 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3315 get_value_range with non-SSA_NAME. Don't assert operands have been
3316 folded, instead just bail out.
3318 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3320 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3322 2008-09-30 Richard Guenther <rguenther@suse.de>
3325 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3326 build restrict-qualified pointers.
3327 (vectorizable_store): Move alias check later.
3328 (vectorizable_load): Likewise.
3330 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3332 * c-common.c (empty_if_body_warning): Remove.
3333 * c-common.h (empty_if_body_warning): Remove.
3334 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3335 here the -Wempty-body warning for `if' and `else' statements.
3336 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3338 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3340 * config/i386/i386.opt: Add msse2avx.
3342 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3343 * config/i386/linux64.h (ASM_SPEC): Likewise.
3345 * doc/invoke.texi: Document -msse2avx.
3347 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3349 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3351 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3353 * ifcvt.c (noce_emit_store_flag): If using condition from original
3354 jump, reverse it if if_info->cond was reversed.
3356 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3358 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3359 non-constant memory if it cannot be forced to constant memory.
3360 Overhaul surrounding code and factor out common condition.
3362 2008-09-29 Jeff Law <law@redhat.com>
3364 * reload1.c (alter_reg): Add missing curly braces.
3366 2008-09-29 Michael J. Eager <eager@eagercon.com>
3368 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3370 * config/rs6000/rs6000.c (rs6000_override_options): Move
3371 rs6000_init_hard_regno_mode_ok after all options changed.
3372 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3373 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3374 -msimple-fpu flags. Add warning messages if single FP not configured.
3375 (rs6000_file_start): Output gnu_attribute for single-float.
3376 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3377 (rs6000_legitimize_address): Likewise.
3378 (rs6000_legitimize_reload_address): Likewise.
3379 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3380 TARGET_SINGLE_FLOAT.
3381 (function_arg_advance): Likewise (partial conversion).
3382 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3383 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3384 TARGET_SINGLE_FLOAT.
3385 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3386 (rs6000_emit_prologue): Likewise.
3387 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3388 TARGET_SINGLE_FLOAT.
3389 (rs6000_libcall_value): Likewise.
3390 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3391 (TARGET_DOUBLE_FLOAT): New default to 1
3392 (TARGET_SIMPLE_FPU): New default to 0
3393 (TARGET_SINGLE_FPU): New default to 0
3394 (TARGET_SINGLE_FLOAT_MODE): New.
3395 (TARGET_DOUBLE_FLOAT_MODE): New.
3396 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3397 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3399 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3400 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3401 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3402 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3403 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3404 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3405 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3406 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3407 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3408 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3409 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3410 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3411 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3412 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3413 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3414 cmptf_internal1, *cmptf_internal2): Condition on
3415 TARGET_DOUBLE_FLOAT.
3416 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3417 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3418 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3419 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3420 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3421 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3422 TARGET_SINGLE_FLOAT.
3423 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3424 * config/rs6000/rs6000.opt (-msingle-float): New.
3425 (-mdouble-float): New.
3426 (-msimple-fpu): New.
3427 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3428 -msingle-float, -mdouble-float, -msimple-fpu options.
3429 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3430 _SOFT_DOUBLE for -msingle-float.
3431 * config.gcc: New config for target=powerpc-xilinx-eabi.
3433 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3435 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3436 have exit and entry.
3437 (new_scop): Take entry and exit edge to define new SCoP.
3438 (sd_region_p): New structure used during SCoP detection.
3439 (move_scops): Delete.
3440 (move_sd_regions): New.
3441 (scopdet_info): Change the definition from edges back to basic_blocks.
3442 (scopdet_edge_info): Work on basic_blocks and rename to
3443 scopdet_basic_block_info.
3444 (split_difficult_bb): At the moment removed. We should later
3445 add it at another place.
3446 (build_scops_1): Work on basic_blocks.
3447 (bb_in_sd_region): New.
3448 (find_single_entry_edge): New.
3449 (find_single_exit_edge): New.
3450 (create_single_entry_edge): New.
3451 (sd_region_without_exit): New.
3452 (create_single_exit_edge): New.
3453 (unmark_exit_edges): New.
3454 (mark_exit_edges): New.
3455 (create_sese_edges): New.
3456 (build_graphite_scops): New.
3457 (build_scops): Make SCoPs SESE.
3458 (limit_scops): Use the new functions.
3460 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3462 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3464 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3467 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3468 address to a register before taking the lower part.
3470 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3472 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3475 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3476 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3479 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3480 the newly created variable.
3481 Create a VECTOR_CST of all 1s for vector types.
3483 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3486 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3488 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3490 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3491 order to convert between modes.
3492 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3494 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3496 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3499 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3502 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3506 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3508 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3509 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3510 them to yield false with MIPS16.
3512 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3515 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3516 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3517 mem_loc_descriptor failed. Accept UNSPEC.
3518 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3519 fail if one of the loc_descriptor calls for pieces failed.
3520 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3521 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3522 if loc_descriptor_from_tree_1 on offset failed.
3525 * opts.c (common_handle_option): Don't call print_specific_help with
3526 CL_SAVE as first argument.
3528 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3529 Steve Ellcey <sje@cup.hp.com>
3531 * configure: Regenerate for new libtool.
3532 * aclocal.m4: Ditto.
3534 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3536 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3537 alias set on MEM when saving stack pointer.
3538 * config/rs6000/rs6000.md (allocate_stack): Likewise
3540 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3542 PR tree-optimization/37574
3543 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3544 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3545 instead of vector_type for constants. Take computation out of loop.
3546 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3547 and use only vector_type for invariant case.
3548 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3550 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3553 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3554 the decl is a VAR_DECL or FUNCTION_DECL.
3556 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3559 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3560 (mark_ref_live, mark_ref_dead): Use them.
3561 (def_conflicts_with_inputs_p): Remove.
3562 (mark_early_clobbers): New function.
3563 (process_bb_node_lives): Call preprocess_constraints and
3564 mark_early_clobbers.
3566 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3568 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3571 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3572 (ira_compress_allocno_live_ranges): New prototype.
3574 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3575 (coalesced_allocnos_living_at_program_points): New.
3576 (coalesced_allocnos_live_at_points_p,
3577 set_coalesced_allocnos_live_points): New functions.
3578 (coalesce_spill_slots): Rewrite.
3580 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3581 ira_compress_allocno_live_ranges): New functions.
3583 * ira-build.c (ira_flattening): Call
3584 ira_compress_allocno_live_ranges.
3587 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3589 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3592 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3594 * combine.c (make_compound_operation): Handle the 'E' format.
3595 (count_rtxs): Likewise.
3596 (update_table_tick): Likewise.
3597 (get_last_value_validate): Likewise.
3599 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3601 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3603 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3605 * matrix-reorg.c (transform_allocation_sites): Initializers
3606 added to avoid the warning.
3608 2008-09-25 Martin Jambor <mjambor@suse.cz>
3610 * cgraph.c (free_nodes): New variable.
3611 (NEXT_FREE_NODE): New macro.
3612 (cgraph_create_node): Reuse nodes from the free list. Do not
3613 update uid if doing so.
3614 (cgraph_remove_node): Add the node to the free list.
3616 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3618 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3620 2008-09-24 Richard Henderson <rth@redhat.com>
3622 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3623 * unwind-dw2.c (execute_stack_op): Handle it.
3625 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3628 2008-09-24 Michael J. Eager <eager@eagercon.com>
3630 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3632 * c-common.c (fname_decl): New location argument.
3633 * c-common.h (fname_decl): Same.
3634 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3636 (c_parser_typeof_specifier): Same.
3637 (c_parser_parms_list_declarator): Same.
3638 (c_parser_asm_string_literal): Same.
3639 (c_parser_compound_statement_nostart): Same.
3640 (c_parser_label): Same.
3641 (c_parser_do_statement): Same.
3642 (c_parser_asm_statement): Same.
3643 (c_parser_unary_expression): Same.
3644 (c_parser_sizeof_expression): Same.
3645 (c_parser_postfix_expression): Same.
3646 (c_parser_pragma): Same.
3647 (c_parser_omp_clause_collapse): Same.
3648 (c_parser_omp_clause_num_threads): Same.
3649 (c_parser_omp_clause_schedule): Same.
3650 (c_parser_omp_all_clauses): Same.
3651 (c_parser_omp_sections_scope): Same.
3652 (c_parser_omp_for_loop): Same. Pass condition's location to
3653 c_objc_common_truthvalue_conversion.
3654 (c_parser_enum_specifier): Remove comment.
3656 2008-09-24 Michael J. Eager <eager@eagercon.com>
3658 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3660 * config/rs6000/rs6000.c (rs6000_override_options): Move
3661 rs6000_init_hard_regno_mode_ok after all options changed.
3662 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3663 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3664 -msimple-fpu flags. Add warning messages if single FP not configured.
3665 (rs6000_file_start): Output gnu_attribute for single-float.
3666 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3667 (rs6000_legitimize_address): Likewise.
3668 (rs6000_legitimize_reload_address): Likewise.
3669 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3670 TARGET_SINGLE_FLOAT.
3671 (function_arg_advance): Likewise.
3672 (function_arg): Likewise.
3673 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3674 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3675 TARGET_SINGLE_FLOAT.
3676 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3677 (rs6000_emit_prologue): Likewise.
3678 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3679 TARGET_SINGLE_FLOAT.
3680 (rs6000_libcall_value): Likewise.
3681 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3682 (TARGET_DOUBLE_FLOAT): New default to 1
3683 (TARGET_SIMPLE_FPU): New default to 0
3684 (TARGET_SINGLE_FPU): New default to 0
3685 (TARGET_SINGLE_FLOAT_MODE): New.
3686 (TARGET_DOUBLE_FLOAT_MODE): New.
3687 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3688 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3690 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3691 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3692 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3693 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3694 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3695 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3696 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3697 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3698 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3699 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3700 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3701 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3702 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3703 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3704 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3705 cmptf_internal1, *cmptf_internal2): Condition on
3706 TARGET_DOUBLE_FLOAT.
3707 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3708 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3709 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3710 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3711 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3712 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3713 TARGET_SINGLE_FLOAT.
3714 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3715 * config/rs6000/rs6000.opt (-msingle-float): New.
3716 (-mdouble-float): New.
3717 (-msimple-fpu): New.
3718 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3719 -msingle-float, -mdouble-float, -msimple-fpu options.
3720 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3721 _SOFT_DOUBLE for -msingle-float.
3722 * config.gcc: New config for target=powerpc-xilinx-eabi.
3724 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3726 * config/sparc/constraints.md: New file.
3727 * config/sparc/sparc.md: Include it.
3728 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
3729 (sparc_extra_constraint_check): Delete.
3730 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
3731 (memory_ok_for_ldd): New predicate.
3732 (sparc_extra_constraint_check): Delete.
3733 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
3734 (CONST_OK_FOR_LETTER_P): Likewise.
3735 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3736 (EXTRA_CONSTRAINT): Likewise.
3738 2008-08-23 Steve Ellcey <sje@cup.hp.com>
3740 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
3742 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3744 * alias.c (find_base_value): Use FIND_BASE_TERM.
3745 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
3747 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3749 * config/i386/i386.c: Include cselib.h.
3750 (ix86_pic_register_p): New function.
3751 (ix86_delegitimize_address): Use it to check for the PIC register.
3753 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3755 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
3756 * config/i386/i386.c (ix86_find_base_term): Don't check for
3757 SYMBOL_REF and LABEL_REF.
3759 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
3761 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
3762 constant PLUS in a CONST.
3764 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
3766 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
3767 check for sibcall support for w64.
3769 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
3771 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
3773 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
3775 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
3776 parser_build_binary_op.
3777 * c-decl.c (build_enumerator): Pass location to build_binary_op.
3778 * c-typeck.c (build_array_ref): Same.
3779 (parser_build_unary_op): New location argument.
3780 (pointer_diff): Pass location to build_binary_op,
3781 c_objc_common_truthvalue_conversion.
3782 (build_modify_expr): Same.
3783 (build_unary_op): New location argument.
3784 (build_binary_op): New location argument.
3785 (c_objc_common_truthvalue_conversion): Pass location to
3786 c_*common_truthvalue_conversion.
3787 * c-convert.c (convert): Same.
3788 * c-common.c (binary_op_error): New location argument.
3789 (pointer_int_sum): Pass location to build_binary_op.
3790 (c_common_truthvalue_conversion): New location argument.
3791 (warn_for_sign_compare): Same.
3792 * c-common.h: Add location argument to c_common_truthvalue_conversion,
3793 binary_op_error, build_binary_op, warn_for_sign_compare.
3794 * c-parser.c (c_parser_condition): Pass location to
3795 c_*common_truthvalue_conversion.
3796 (c_parser_conditional_expression): Save condition's location and pass
3798 (c_parser_binary_expression): Same, but for the binary operator's
3800 (c_parser_omp_for_loop): Pass location to
3801 c_objc_common_truthvalue_conversion.
3803 2008-09-23 Martin Jambor <mjambor@suse.cz>
3805 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
3806 (cgraph_node_remove_callees): New temporary f. Hold the next item
3808 (cgraph_node_remove_callers): Likewise.
3810 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
3811 (ipa_node_removal_hook): Likewise.
3813 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
3814 gimple_call_copy_skip_args and moved to the gimple_call section.
3815 * gimple.c (gimple_copy_call_skip_args): Renamed to
3816 gimple_call_copy_skip_args. Changed al users.
3818 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
3820 * ira-color.c (start_allocno_priorities): Rename to
3821 setup_allocno_priorities. Use costs and
3822 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
3823 range lengths. Get rid off doubles.
3824 (ira_fast_allocations): Call start_allocno_priorities.
3826 2008-09-22 David Daney <ddaney@avtrex.com>
3829 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
3830 register if TARGET_LONG_CALLS.
3832 2008-09-22 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/37145
3835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
3836 value-numbering union accesses with their offset and size only.
3837 (visit_reference_op_load): Fix simplification of inserted conversions.
3838 * tree-ssa-pre.c (find_or_generate_expression): Do not
3839 recursively generate expressions if running FRE.
3841 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
3843 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
3844 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
3847 2008-09-22 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/37145
3850 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
3851 (phi_translate_1): Constant fold references.
3853 2008-09-22 Ira Rosen <irar@il.ibm.com>
3855 PR tree-optimization/37482
3856 * tree-vectorizer.h (struct _slp_instance): Add new field.
3857 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
3858 (get_earlier_stmt): New function.
3859 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
3861 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
3862 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
3863 asserts that GSI points to the scalar statement being vectorized.
3864 Set new statement location according to GSI.
3865 (vect_schedule_slp_instance): Use GSI of
3866 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
3868 2008-09-21 Jan Hubicka <jh@suse.cz>
3870 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
3871 (ipcp_insert_stage): Update dead_nodes bitmap.
3873 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
3876 * config/i386/t-cygming (SHLIB_LC): Remove.
3877 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
3878 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
3880 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
3884 * final.c (mark_symbol_ref_as_used): New helper function.
3885 (output_operand): Instead of just looking inside MEMs for
3886 SYMBOL_REFs, use new helper function and for_each_rtx.
3887 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
3888 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
3889 Make head comment more general.
3890 * config/darwin.c (machopic_output_indirection): Handle weak
3891 references here, like in assemble_external.
3893 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
3895 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
3896 (sparc_emit_float_lib_cmp): Change return type.
3897 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
3898 (gen_compare_operator): New function.
3899 (sparc_emit_float_lib_cmp): Return the new operator to be used in
3900 the comparison sequence. Minor tweaks.
3901 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
3902 that the final operator and the result of sparc_emit_float_lib_cmp
3903 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
3904 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
3905 buneq, bunge, bunle, bltgt): Assert that the final operator and the
3906 result of sparc_emit_float_lib_cmp match for software TFmode.
3907 (movqicc, movhicc, movsicc, movdicc): Merge into...
3908 (mov<I:mode>cc): ...this.
3909 (movsfcc, movdfcc, movtfcc): Merge into...
3910 (mov<F:mode>cc): ...this.
3911 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
3913 (mov<I:mode>_cc_v9): ...this.
3914 (movdi_cc_sp64_trunc): Delete.
3915 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
3916 movdi_cc_reg_sp64): Merge into...
3917 (mov<I:mode>_cc_reg_sp64): ...this.
3918 (movsf_cc_sp64): Rename into...
3919 (movsf_cc_v9): ...this.
3920 (movdf_cc_sp64): Rename into...
3921 (movdf_cc_v9): ...this.
3922 (movtf_cc_hq_sp64): Rename into...
3923 (movtf_cc_hq_v9): ...this.
3924 (movtf_cc_sp64): Rename into...
3925 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
3927 2008-09-21 Diego Novillo <dnovillo@google.com>
3929 * doc/gccint.texi: Include generic.texi and gimple.texi.
3931 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
3932 (GIMPLE): Move to gimple.texi.
3933 (Annotations): Remove references to to stmt_ann_t and
3935 (SSA Operands): Rename from 'Statement Operands'.
3936 * doc/generic.texi: New.
3937 * doc/gimple.texi: New.
3938 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
3939 * Makefile.in (TEXI_GCCINT_FILES):
3940 * gimple.c (gimple_copy_call_skip_args): Rename from
3941 giple_copy_call_skip_args. Update all users.
3942 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
3944 2008-09-21 Ira Rosen <irar@il.ibm.com>
3946 PR tree-optimization/37539
3947 * tree-vect-transform.c (vect_transform_strided_load): Save vector
3948 statement in related statement field only for the first load of the
3949 group of loads with the same data reference.
3951 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
3953 * config/mips/mips.h (TUNE_OCTEON): New macro.
3954 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
3955 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
3956 * config/mips/octeon.md: New file.
3957 * config/mips/mips.md: Include octeon.md. Restore
3958 semi-alphabetical order of include files.
3960 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/i386/i386.md (*jcc_fused_1): Removed.
3964 (*jcc_fused_2): Likewise.
3965 (*jcc_fused_3): Likewise.
3966 (*jcc_fused_4): Likewise.
3968 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3970 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
3971 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
3972 * target.h (gcc_target): Add ira_cover_classes.
3973 * ira.c: Remove IRA_COVER_CLASSES guards.
3974 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
3975 instead of IRA_COVER_CLASSES.
3976 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
3977 (setup_class_translate): Likewise.
3978 (setup_reg_class_intersect_union): Likewise.
3979 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
3980 test of targetm.ira_cover_classes.
3981 * opts.c (decode_options): Use targetm.ira_cover_classes instead
3982 of IRA_COVER_CLASSES.
3983 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
3984 (TARGET_INITIALIZER): Include it.
3985 * targhooks.h (default_ira_cover_classes): Declare.
3986 * targhooks.c (default_ira_cover_classes): New function.
3988 2008-09-19 Bob Wilson <bob.wilson@acm.org>
3990 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
3992 2008-09-19 Ian Lance Taylor <iant@google.com>
3994 * varasm.c (narrowing_initializer_constant_valid_p): Return
3995 NULL_TREE if ENDTYPE is not an integer.
3997 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4000 * tree-ssa.c (execute_update_addresses_taken): Also update
4001 DECL_GIMPLE_REG_P for vector and complex types.
4003 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4004 Jan Hubicka <jh@suse.cz>
4007 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4008 empty before freeing them.
4009 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4011 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4013 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4014 * config/xtensa/predicates.md (tls_symbol_operand): New.
4015 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4016 (TARGET_CANNOT_FORCE_MEM): Define.
4017 (xtensa_tls_symbol_p): New.
4018 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4019 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4020 (xtensa_tls_module_base): New.
4021 (xtensa_call_tls_desc): New.
4022 (xtensa_legitimize_tls_address): New.
4023 (xtensa_legitimize_address): Handle TLS symbols.
4024 (xtensa_tls_referenced_p_1): New.
4025 (xtensa_tls_referenced_p): New.
4026 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4028 (XTENSA_BUILTIN_THREAD_POINTER): New.
4029 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4030 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4031 builtin. Add declarations for __builtin_thread_pointer and
4032 __builtin_set_thread_pointer.
4033 (xtensa_fold_builtin): Recognize new builtins.
4034 (xtensa_expand_builtin): Expand new builtins.
4035 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4036 (TARGET_THREADPTR): Define.
4037 (HAVE_AS_TLS): Define default value.
4038 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4039 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4040 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4041 (UNSPECV_SET_TP): New.
4042 (sym_TPOFF, sym_DTPOFF): New.
4043 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4044 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4045 * configure: Regenerated.
4047 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/ia64/ia64.c (ia64_optimization_options): Move
4051 checking and setting flag_schedule_insns_after_reload and
4052 ia64_flag_schedule_insns2 back to ...
4053 (ia64_override_options): Here.
4055 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4058 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4059 zero extend count after the correction to it is done.
4060 (doloop_optimize): Update call to doloop_modify, don't zero extend
4063 2008-09-18 Martin Jambor <mjambor@suse.cz>
4065 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4067 * ipa-prop.c: Correct comments.
4068 * ipa-prop.h: Likewise.
4070 2008-09-18 Jan Hubicka <jh@suse.cz>
4073 * ipa-reference.c (ipa_reference_local_vars_info_d,
4074 ipa_reference_global_vars_info_d,
4075 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4076 ipa_reference_vars_info_t): Move here from ipa-reference.h
4077 (node_duplication_hook_holder, node_removal_hook_holder): New.
4078 (get_reference_vars_info_from_cgraph): Rename to ...
4079 (get_reference_vars_info): ... this one, use cgraph uids.
4080 (get_local_reference_vars_info, get_global_reference_vars_info):
4081 Use cgraph instead of decl.
4082 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4084 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4085 ipa_reference_get_written_global,
4086 ipa_reference_get_not_written_global): Use cgraph argument.
4087 (check_call): Simplify avail check.
4088 (scan_stmt_for_static_refs): Update.
4089 (propagate_bits): Update.
4090 (merge_callee_local_info): Remove.
4091 (init_function_info): Use cgraph nodes.
4092 (clean_function_local_data): Break out from ...
4093 (clean_function): ... here.
4094 (copy_local_bitmap, copy_global_bitmap): New functions.
4095 (duplicate_node_data, remove_node_data): New functions.
4096 (generate_summary): Register hooks; use visibility instead of
4098 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4099 * ipa-reference.h (ipa_reference_local_vars_info_d,
4100 ipa_reference_global_vars_info_d,
4101 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4102 ipa_reference_vars_info_t): Move to ipa-reference.c
4103 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4105 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4106 ipa_reference_get_not_read_global,
4107 ipa_reference_get_not_written_global): Update prototype.
4108 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4109 (init_state): Remove.
4110 (node_duplication_hook_holder, node_removal_hook_holder): New.
4111 (get_function_state, set_function_state): Use VECtor.
4112 (analyze_function): Check body availability.
4113 (add_new_function): Likewise.
4114 (duplicate_node_data, remove_node_data): New.
4115 (generate_summary): Register hooks; do not care about clones.
4116 (propafate): Do not care about clones; recursive functions are
4118 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4119 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4120 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4122 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4123 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4124 Update call of ipa-reference accesors.
4126 2008-09-18 Simon Baldwin <simonb@google.com>
4128 * c-opts.c (c_common_handle_option): Add handling for
4129 -Wbuiltin-macro-redefined command line option.
4130 * c.opt: Added builtin-macro-redefined option.
4131 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4134 2008-09-18 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/37258
4137 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4138 and signedness for integral types.
4139 (vn_phi_eq): Require compatible types.
4141 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4144 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4145 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4147 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4148 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4149 ggc_free other TREE_LIST nodes from that chain.
4150 * function.c (instantiate_decls): Instantiate also DECL_RTL
4151 of vars in cfun->local_decls, free that list afterwards.
4153 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4155 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4156 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4158 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4160 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4161 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4163 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4165 PR tree-optimization/37102
4166 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4167 from a node. Check to see if another PHI is dead.
4168 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4169 remove real PHIs which have no uses.
4170 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4172 2008-09-18 Richard Guenther <rguenther@suse.de>
4175 * tree-cfg.c (remove_useless_stmts_1): Remove
4176 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4178 2008-09-18 Nick Clifton <nickc@redhat.com>
4180 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4181 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4182 to frv_secondary_reload_class.
4183 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4184 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4185 (frv_secondary_reload_class): Omit unused parameter.
4186 (frv_secondary_reload): New function. Handle the case when
4187 secondary_reload_class() is called before the reload_(in|out)
4188 _optabs have been initialised.
4189 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4191 * config/frv/frv.md: Define an exclusion set between fr550_m0
4194 2008-09-18 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/37456
4197 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4198 want to insert after ends a BB insert on the single fallthru
4201 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4203 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4204 Mention -march=z9-109, z9-ec and z10.
4206 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4208 PR rtl-optimization/37544
4209 * regrename.c (maybe_mode_change): Exit early when copy_mode
4210 is narrower than orig_mode and narrower than new_mode.
4212 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4215 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4217 * sched-rgn.c (ref_counts): Remove.
4218 (insn_referenced): New static variable.
4219 (INSN_REF_COUNT): Remove.
4220 (sched_run_compute_dependencies): Use insn_referenced instead of
4222 (add_branch_dependences): Likewise. Delete dead assignment.
4224 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4226 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4227 consumer is an asm. Add comment why this is important.
4228 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4229 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4231 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4233 * expr.c (emit_group_store): Do not shift before moving via a
4236 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4238 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4239 from aggregate to non-aggregate type if the bit pattern is not fully
4240 preserved afterwards.
4242 2008-09-17 Richard Guenther <rguenther@suse.de>
4244 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4245 (verify_gimple_assign): ... this. Split into ...
4246 (verify_gimple_assign_unary): ... this,
4247 (verify_gimple_assign_binary): ... that,
4248 (verify_gimple_assign_single): ... and this.
4249 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4250 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4251 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4252 (verify_types_in_gimple_reference): Be forgiving with
4254 (verify_gimple_phi): Deal with virtual operands.
4256 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4258 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4260 * tree.c (get_callee_fndecl): Don't call the language hook.
4261 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4262 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4263 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4265 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4267 * tree.c (protected_set_expr_location): Don't unnecessarily
4268 check for error_mark_node.
4270 2008-09-17 Art Haas <ahaas@impactweather.com>
4272 * ipa-reference.c (analyze_function): Declare step only if
4273 ENABLE_CHECKING is defined.
4275 2008-09-17 Jan Hubicka <jh@suse.cz>
4278 * tree.h (DECL_INLINE): remove.
4279 (DECL_DECLARED_INLINE_P): Update docs.
4280 (DECL_NO_INLINE_WARNING_P): new.
4281 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4282 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4284 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4285 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4288 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4291 2008-09-17 Jan Hubicka <jh@suse.cz>
4293 * ipa-reference.c (ipa_obstack): Remove.
4294 (local_info_obstack, global_info_obstack): New.
4295 (add_static_var): We now handle variables only.
4296 (mark_address_taken, mark_load, mark_store): New functions based on ...
4297 (check_operand): ... remove.
4298 (get_asm_stmt_operands): Rename to ...
4299 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4300 (scan_stmt_for_static_refs): Rewrite.
4301 (scan_op_for_static_refs): Rename to ...
4302 (scan_initializer_for_static_refs): do not look for VAR_DECL
4303 initializers; stop recursion on types and decls.
4304 (ipa_init): Use proper obstacks.
4305 (analyze_variable): Use scan_initializer_for_static_refs.
4306 (init_function_info): Use local obstack.
4307 (analyze_function): Simplify.
4308 (add_new_function): We don't need visited_nodes obstack.
4309 (generate_summary): Use proper obstacks; cleanup after propagation.
4311 2008-09-17 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/37491
4315 * alias.c (get_alias_set): Use the canonical type.
4316 * tree-vect-transform.c (vectorizable_store): Use the type of
4317 the lhs for the vector type. Adjust checking.
4318 (vectorizable_load): Adjust checking.
4320 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4321 Adam Nemet <anemet@caviumnetworks.com>
4323 PR rtl-optimization/37483
4324 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4325 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4326 Rearrange code to better match the original comment. Check
4327 t_unconditional first. Improve comment.
4329 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4332 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4333 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4336 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4337 GIMPLE_TRY if cleanup sequence is empty.
4339 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4342 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4343 eliminate IV if the cost are the same.
4345 2008-09-16 Richard Guenther <rguenther@suse.de>
4348 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4351 2008-09-16 Richard Guenther <rguenther@suse.de>
4353 PR tree-optimization/37508
4354 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4356 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4358 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4360 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4362 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4363 use gen_floatdidf2 directly.
4364 (floatunssidf2): Likewise.
4365 (floatsidf_ppc64_mfpgpr): Remove.
4366 (floatsidf_ppc64): Remove.
4367 (floatunssidf_ppc64): Remove.
4369 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4371 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4372 rather than update_cost_queue.
4374 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4375 in every call starting with the second one, instead of only when
4376 alias_bitmap_obstack.elements != NULL.
4378 * tree-predcom.c (filter_suitable_components): Free all refs in
4379 act->refs vector before calling release_component.
4380 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4382 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4384 * tree-loop-linear.c (linear_transform_loops): Initialize
4385 lambda_obstack only after calling perfect_loop_nest_depth.
4386 Goto free_and_continue instead of just continue for later failures.
4389 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4392 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4394 2008-09-14 Andreas Schwab <schwab@suse.de>
4396 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4398 2008-09-14 Jan Hubicka <jh@suse.cz>
4400 * invoke.texi (-fconserve-stack): Document.
4401 * opts.c (decode_options): Handle conserve_stack.
4402 * common.opt (fconvserve_stack): New.
4404 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4406 * config.host: Add x-aix to host_xmake_file.
4407 * config/rs6000/t-aix52: Do not override LDFLAGS.
4408 * config/rs6000/x-aix: New file.
4410 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4416 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4417 is not recognized as a valid register usage. Allow REG_X to be used
4419 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4420 forces a reload when using a base register.
4422 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4424 * config/i386/cygming-crtend.c (register_frame_ctor): If
4425 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4426 directly with atexit.
4427 (deregister_frame_ctor): Rename to ...
4428 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4429 if !DEFAULT_USE_CXA_ATEXIT.
4431 2008-09-13 Jan Hubicka <jh@suse.cz>
4433 * cgraph.c: Include value-prof.h
4434 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4436 2008-09-13 Jan Hubicka <jh@suse.cz>
4439 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4440 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4441 tree_gen_one_value_profiler, tree_gen_average_profiler,
4442 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4444 2008-09-13 Jan Hubicka <jh@suse.cz>
4446 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4447 too many bytes on misalligned blocks.
4449 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4451 * doc/cfg.texi: Fix some typos.
4452 * doc/extend.texi: Likewise.
4453 * doc/install.texi: Likewise.
4454 * doc/invoke.texi: Likewise.
4455 * doc/rtl.texi: Likewise.
4456 * doc/tree-ssa.texi: Likewise.
4458 2008-09-13 Richard Guenther <rguenther@suse.de>
4461 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4462 gimple stores for memory rhs.
4464 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4466 PR rtl-optimization/37489
4467 * cse.c (fold_rtx): Don't return const_true_rtx for float
4468 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4470 2008-09-13 Jan Hubicka <jh@suse.cz>
4472 PR tree-optimization/37392
4473 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4475 2008-09-13 Martin Jambor <mjambor@suse.cz>
4476 Jan Hubicka <jh@suse.cz>
4478 * cgraph.c (free_edges): New variable.
4479 (NEXT_FREE_EDGE): New macro.
4480 (cgraph_free_edge): New function.
4481 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4482 (cgraph_node_remove_callees): Likewise.
4483 (cgraph_node_remove_callers): Likewise.
4484 (cgraph_create_edge): Reuse edges from the free list. Do not
4485 update uid if doing so.
4486 (cgraph_remove_*_hook): Add free call.
4488 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4490 * ira-color.c (conflict_allocno_vec): Delete.
4491 (update_cost_queue_elem): New structure.
4492 (update_cost_queue): New variable.
4493 (update_cost_queue_tail): Likewise.
4494 (update_cost_queue_elems): Likewise.
4495 (allocno_update_cost_check): Delete.
4496 (initiate_cost_update): Allocate update_cost_queue_elems
4497 instead of allocno_update_cost_check.
4498 (finish_cost_update): Update the free()s accordingly.
4499 (start_update_cost): New function.
4500 (queue_update_cost): Likewise.
4501 (get_next_update_cost): Likewise.
4502 (update_copy_costs_1): Inline into...
4503 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4504 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4505 once we've established they are equal. Don't allocate update
4506 costs if there is nothing to add to them.
4507 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4508 DIVISOR arguments. Use a queue instead of recursive calls;
4509 process all the allocnos in the initial queue, rather than
4511 (assign_hard_reg): Use queue_update_cost instead of
4512 conflict_allocno_vec. Queue coalesced allocnos instead
4513 of calling update_conflict_hard_regno_costs for each one.
4514 Just call update_conflict_hard_regno_costs once for the
4516 (ira_color): Remove conflict_allocno_vec handling.
4518 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4520 PR tree-optimization/37484
4521 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4522 (save_var_name): Same.
4523 (initialize_cloog_names): Same.
4524 (initialize_cloog_names): Same.
4526 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4528 * tree-scalar-evolution.c (set_instantiated_value): Set
4531 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4535 * ira-build.c (common_loop_tree_node_dominator): Remove.
4536 (copy_live_ranges_to_removed_store_destinations): New function.
4537 (regno_top_level_allocno_map): Move to top level from ...
4538 (ira_flattening): ... here. Use
4539 copy_live_ranges_to_removed_store_destinations.
4541 * ira-emit.c (generate_edge_moves): Fix a comment.
4543 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4546 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4547 scratch register after 'set' pattern.
4549 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4551 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4552 information passed to mark_reg_pointer.
4553 * explow.c (force_reg): Likewise.
4555 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4557 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4558 when building for the celledp architecture.
4560 2008-09-12 Richard Guenther <rguenther@suse.de>
4562 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4564 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4566 PR rtl-optimization/37424
4567 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4568 the regnos instead of the addresses.
4570 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4572 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4574 2008-09-11 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4577 entering the weaker equivalence recording.
4579 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4581 2008-09-11 Jeff Law <law@redhat.com>
4583 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4584 by assign_stack_local on the IRA path for stack slot sharing
4585 as well as the non-IRA path.
4587 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4589 * config/i386/i386.h: Fix whitespace issues.
4591 2008-09-11 Martin Jambor <mjambor@suse.cz>
4593 * ipa-prop.h (struct ipa_param_flags): Removed.
4594 (struct ipa_param_descriptor): New structure.
4595 (struct ipa_node_params): ipcp_lattices, param_decls and
4596 param_flags moved to ipa_param_description.
4597 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4598 descriptors. Renamed all users.
4599 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4600 changed to access descriptors. Renamed all users.
4601 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4602 to access descriptors. Renamed all users.
4603 * ipa-cp.c (ipcp_init_cloned_node): Call
4604 ipa_initialize_node_params instead of ipa_count_formal_params and
4605 ipa_create_param_decls_array.
4606 (ipcp_analyze_node): Likewise.
4607 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4608 descriptors. Renamed all users.
4609 (ipcp_initialize_node_lattices): Remove allocation.
4610 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4611 ipa_initialize_node_params instead of ipa_count_formal_params and
4612 ipa_create_param_decls_array.
4613 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4614 ipa_populate_param_decls, made static, added parameter info,
4615 renamed mt to node, removed allocation, changed to use
4617 (ipa_count_formal_params): Made static, added parameter info,
4619 (ipa_initialize_node_params): New function.
4620 (ipa_check_stmt_modifications): Changed to use descriptors.
4621 (ipa_detect_param_modifications): Removed allocation, changed to
4623 (ipa_note_param_call): Changed to use descriptors.
4624 (ipa_analyze_params_uses): Removed allocation.
4625 (ipa_free_node_params_substructures): Changed to use descriptors.
4626 (ipa_edge_duplication_hook): Use the unused attribute.
4627 (ipa_node_duplication_hook): Use the unused attribute, changed to
4628 use descriptors, changed to duplicate descriptors.
4630 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4631 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4632 indirect inlining. Made static.
4633 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4634 functions called only once.
4635 (cgraph_decide_recursive_inlining): Don't call
4636 ipa_propagate_indirect_call_infos, pass new_edges to
4637 cgraph_mark_inline_edge instead.
4638 (cgraph_decide_inlining_of_small_functions): Don't call
4639 ipa_propagate_indirect_call_infos, pass new_edges to
4640 cgraph_mark_inline_edge instead.
4641 (cgraph_decide_inlining): Don't call
4642 ipa_propagate_indirect_call_infos.
4643 * ipa-prop.c: Check that vectors are allocated.
4645 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4646 iff a new cgraph edges have been created.
4647 (cgraph_decide_inlining): New variable redo_always_inline.
4648 Flattening and always_inlining loop until callgraph stabilizes.
4649 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4650 true iff new cgraph edges have been created.
4651 (propagate_info_to_inlined_callees): Likewise.
4652 (ipa_propagate_indirect_call_infos): Likewise.
4654 2008-09-11 Richard Guenther <rguenther@suse.de>
4656 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4657 (set_prologue_iterations): Likewise.
4658 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4660 (vect_update_init_of_dr): Likewise.
4661 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4663 * fold-const.c (fold_unary): Do not generate calculations
4666 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4668 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4669 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4670 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4672 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4674 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4675 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4676 before finalizing the changes.
4677 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4679 (simplify_truth_ops_using_ranges): New.
4680 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4681 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4682 whether a simplification was made.
4683 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4684 use a switch statement and also call simplify_truth_ops_using_ranges.
4686 2008-09-11 Jan Hubicka <jh@suse.cz>
4688 * ggc-common.c (loc_array): Make static.
4689 * dce.c (rest_of_handle_ud_dce): Free worklist.
4691 2008-09-11 Jan Hubicka <jh@suse.cz>
4693 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4694 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4695 function so we are sure we do not dangle it forever.
4696 * function.c (outer_function_chain, find_function_data): Remove.
4697 (function_context_stack): New.
4698 (push_function_context, pop_function_context): Update.
4699 * function.h (struct function): Remove pointer outer.
4700 (outer_function_chain, find_function_data): Remove.
4701 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4703 2008-09-11 Jan Hubicka <jh@suse.cz>
4706 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4708 2008-09-11 Jan Hubicka <jh@suse.cz>
4710 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4712 2008-09-11 Jan Hubicka <jh@suse.cz>
4714 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
4715 (free_var_map_entry): New function.
4716 (redirect_edge_var_map_destroy): Use it.
4718 2008-09-11 Jan Hubicka <jh@suse.cz>
4721 * tree-inline.c (add_lexical_block): Replace with ...
4722 (prepend_lexical_block): ... prepend at begginig.
4723 (remap_blocks): Use it and reverse later.
4724 (expand_call_inline): Use prepend_lexical_block.
4726 2008-09-11 Jan Hubicka <jh@suse.cz>
4728 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
4730 2008-09-11 Jan Hubicka <jh@suse.cz>
4732 * function.c (free_after_compilation): Call insn_locators_free.
4733 * cfglayout.c (insn_locators_free): New function.
4734 * rtl.h (insn_locators_free): Declare.
4736 2008-09-11 Jan Hubicka <jh@suse.cz>
4738 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
4740 (cond_move_process_if_block): Update call.
4742 2008-09-11 Jan Hubicka <jh@suse.cz>
4744 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
4745 * vec.c: Include hashtab.h
4746 (vec_descriptor, ptr_hash_entry): New structures.
4747 (vec_desc_hash, vec_ptr_map): New static variables.
4748 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
4749 register_overhead, free_overhead, vec_heap_free): New functions.
4750 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
4751 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
4752 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
4755 2008-09-11 Ira Rosen <irar@il.ibm.com>
4757 PR tree-optimization/37474
4758 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
4759 length of load permutation.
4761 2008-09-11 Andreas Schwab <schwab@suse.de>
4763 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
4765 2008-09-11 Jakub Jelinek <jakub@redhat.com>
4768 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
4769 * dse.c (find_shift_sequence): Use extract_low_bits instead of
4770 simplify_gen_subreg.
4772 2008-09-11 Ira Rosen <irar@il.ibm.com>
4774 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
4777 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4780 * gimplify.c (gimplify_body): Call default_rtl_profile.
4783 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
4784 instead of tok->val.node if not expanding to something else. Handle
4785 intervening CPP_PADDING tokens.
4786 (altivec_categorize_keyword): Remove unneeded comparisons.
4788 2008-09-10 Richard Guenther <rguenther@suse.de>
4790 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
4792 2008-09-10 Richard Guenther <rguenther@suse.de>
4795 * tree-inline.c (insert_init_stmt): Make sure to not
4796 insert invalid gimple stores.
4798 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
4800 PR tree-optimization/37388
4801 * toplev.c (process_options): Fail and warn when graphite
4802 flags are used, but the compiler has not been configured
4803 with graphite libraries.
4804 * graphite.c (graphite_transform_loops): Remove printfs
4805 to dump_file for the case when graphite is not available.
4807 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
4810 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
4811 the even element into register.
4812 (ix86_expand_vector_init_general): Don't use
4813 ix86_expand_vector_init_interleave on V16QImode and V8HImode
4814 if we can't move from GPR to SSE register directly.
4816 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
4818 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
4819 not lose track of the number of NOPs needed. Number of NOPs needed
4820 for sync vs. loads workaround was switched; corrected. Run second
4821 pass for all workarounds. No NOPs needed after call insns. Change
4822 second pass to use find_next_insn_start and find_load helpers in order
4823 to properly detect parallel insns.
4824 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
4826 2008-09-10 Jan Hubicka <jh@suse.cz>
4828 * value-prof.c (gimple_ic): Fix tuplification bug.
4829 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
4832 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4834 PR tree-optimization/37353
4835 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
4836 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
4837 calls instead of cond_dead_built_in_calls.
4838 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
4839 initalize the vector only before adding first entry. Use VEC_safe_push
4840 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
4841 shrink_wrap_conditional_dead_built_in_calls call.
4843 2008-09-10 Ira Rosen <irar@il.ibm.com>
4845 PR tree-optimization/37385
4846 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
4847 argument, and use it as a vector type if not NULL.
4848 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
4850 (vect_setup_realignment): Call vect_create_data_ref_ptr with
4851 additional argument.
4852 (vectorizable_load): Likewise.
4854 2008-09-10 Jakub Jelinek <jakub@redhat.com>
4856 * config/i386/i386.md (SWI32): New mode iterator.
4857 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
4860 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4862 PR rtl-optimization/37435
4863 * caller-save.c (insert_restore, insert_save): Check the mode by
4866 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4869 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
4871 (dw2_output_indirect_constant_1): Use unstripped name in symbol
4874 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
4876 * doc/invoke.texi (ARM Options): Correct errors in discussion
4877 of -mfloat-abi, -mhard-float, and -msoft-float.
4879 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4880 Jan Hubicka <jh@suse.cz>
4883 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
4884 calling gimple_regimplify_operands on it. Iterate over all newly
4885 added statements, not just the last one.
4886 (insert_init_stmt): Insert stmt into seq first, then call
4887 gimple_regimplify_operands on it. Don't create new gimplification
4888 context, nor find referenced vars.
4890 2008-09-09 Jakub Jelinek <jakub@redhat.com>
4893 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
4894 to pointer to vector pointer.
4895 * ipa-prop.c (ipa_propagate_indirect_call_infos,
4896 propagate_info_to_inlined_callees): Likewise.
4897 (update_call_notes_after_inlining): Likewise. Push new indirect edge
4898 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
4899 ipa_check_create_edge_args.
4900 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
4901 argument to pointer to vector pointer.
4902 (cgraph_decide_inlining_of_small_function): Adjust
4903 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
4907 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
4908 optimizing for size, not speed.
4910 PR rtl-optimization/37408
4911 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
4912 if parm is promoted.
4914 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4916 PR tree-optimization/37375
4917 * tree-scalar-evolution.c (scev_info_str): Add field
4919 (new_scev_info_str, eq_scev_info, find_var_scev_info,
4920 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
4921 set_instantiated_value): Pass instantiated_below.
4922 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
4924 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
4925 the definitions are not instantiated.
4927 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
4928 (block_before_loop): New.
4929 * tree-data-ref.c (dr_analyze_indices): Update uses of
4931 * graphite.c (block_before_scop): New.
4932 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
4933 basic block, not a loop for determining the parameters.
4934 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
4936 (idx_record_params, find_params_in_bb, find_scop_parameters,
4937 build_loop_iteration_domains, add_conditions_to_domain): Update calls
4938 to instantiate_scev.
4940 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
4942 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4946 * ira-build.c (ira_create_allocno): Setup frequency to 0.
4948 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
4949 Check zero freq and increase if necessary.
4951 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
4953 * ira-conflicts.c (process_regs_for_copy): Check that the hard
4954 regno is in the right range. Add comments.
4956 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4958 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
4960 * mips-tfile.c (copy_object): Cast alloca result to int *.
4961 * mips-tdump.c (print_symbol): Cast xmalloc return values to
4963 Rename class to sclass.
4964 (read_tfile): Cast read_seek return values to proper types.
4965 Cast xcalloc return value to proper type.
4967 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4969 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
4970 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
4971 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
4973 2008-09-09 Jan Hubicka <jh@suse.cz>
4975 * profile.c (is_edge_inconsistent): Add debug output; ignore
4976 negative count on fake edges.
4977 (is_inconsistent): Add debug output.
4979 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4981 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
4983 (choose_ready): When first insn is chosen from the ready list, also
4986 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
4988 PR rtl-optimization/37360
4989 * haifa-sched.c (max_issue): Do not assert that we never issue more
4990 insns than issue_rate. Add comment.
4992 2008-09-09 Richard Guenther <rguenther@suse.de>
4994 * tree-cfg.c (verify_types_in_gimple_op): Remove.
4995 (verify_types_in_gimple_call): Rename to ...
4996 (verify_gimple_call): ... this. Enhance.
4997 (verify_types_in_gimple_cond): Remove.
4998 (verify_gimple_comparison): New function ...
4999 (verify_types_in_gimple_assign): ... split out from here.
5000 (verify_types_in_gimple_return): Rename to ...
5001 (verify_gimple_return): ... this. Enhance.
5002 (verify_types_in_gimple_switch): Rename to ...
5003 (verify_gimple_switch): ... this. Enhance.
5004 (verify_gimple_goto): New function.
5005 (verify_types_in_gimple_phi): Rename to ...
5006 (verify_gimple_phi): ... this. Enhance.
5007 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5008 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5009 (verify_types_in_gimple_seq_2): Remove cases handled in
5010 verify_types_in_gimple_stmt.
5012 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5014 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5015 (push_multiple_operation, pop_multiple_operation): Set it.
5016 (workaround_rts_anomaly): New function.
5017 (workaround_speculation): New function, broken out of bfin_reorg.
5018 (bfin_reorg): Call the new functions.
5020 2008-09-09 Richard Guenther <rguenther@suse.de>
5024 * gimplify.c (gimplify_conversion): Change conversions of
5025 non-register type to VIEW_CONVERT_EXPRs.
5026 (gimplify_addr_expr): If we need to make the operand
5027 addressable make sure to use a properly initialized
5028 temporary for that so it gets a valid gimple store.
5030 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5032 * function.h (struct function): Add function_start_locus.
5033 * cfgexpand.c (gimple_expand_cfg): Use it.
5034 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5036 2008-09-09 Richard Guenther <rguenther@suse.de>
5038 PR tree-optimization/37433
5039 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5042 2008-09-09 Richard Guenther <rguenther@suse.de>
5044 PR tree-optimization/37387
5045 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5046 and bits to a common type.
5048 2008-09-09 Nick Clifton <nickc@redhat.com>
5050 * config/v850/v850.md (return): Restore frame size restriction.
5052 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5054 * c-common.c (c_expand_decl): Remove.
5055 * c-common.h (anon_aggr_type_p): Remove prototype.
5056 (DECL_ANON_UNION_ELEMS): Remove.
5057 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5058 * c-decl.c (anon_aggr_type_p): Remove.
5059 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5060 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5061 * langhooks.h (struct lang_hooks): Remove expand_decl.
5062 * langhooks.c (lhd_expand_decl): Remove.
5063 * stmt.c (expand_anon_union_decl): Remove.
5064 * tree.h (expand_anon_union_decl): Remove prototype.
5066 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5069 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5071 * config/avr/avr.md (QISI) : Define mode iterator.
5072 (negated_tst<mode>) : Redefine as split using mode macro.
5073 (reversed_tstqi): Define insn as reversed compare with zero.
5074 (reversed_tsthi): Ditto.
5075 (reversed_tstsi): Ditto.
5077 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5080 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5081 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5084 * predict.c (optimize_function_for_size_p): Don't segfault if
5086 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5087 tree_swap_operands_p): Don't test cfun != NULL before calling
5088 optimize_function_for_s*_p.
5090 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5092 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5095 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5097 * crx/crx.h (IRA_COVER_CLASSES): Define.
5099 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5102 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5103 even when a stmt has been gimple_modified_p, but after fold_stmt is
5104 not any longer. Remove unneeded may_have_exposed_new_symbols
5107 2008-09-08 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/37421
5110 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5113 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5116 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5118 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5121 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5122 * pa-hpux10.h (LINK_SPEC): Likewise.
5123 * pa-hpux11.h (LINK_SPEC): Likewise.
5125 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5127 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5128 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5130 2008-09-07 Helge Deller <deller@gmx.de>
5132 * pa/linux-atomic.c: New file.
5133 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5134 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5136 2008-09-07 Richard Guenther <rguenther@suse.de>
5137 Ira Rosen <irar@il.ibm.com>
5139 PR tree-optimization/36630
5140 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5141 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5143 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5144 Ira Rosen <irar@il.ibm.com>
5146 PR tree-optimization/35642
5147 * config/rs6000/altivec.md (mulv8hi3): Implement.
5149 2008-09-06 Jeff Law <law@redhat.com>
5151 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5153 2008-09-06 Jan Hubicka <jh@suse.cz>
5155 PR tree-optimization/14703
5156 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5158 * passes.c (init_optimization_passes): Recompute inline parameters.
5160 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5162 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5165 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5166 Peter Fuerst <post@pfrst.de>
5168 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5169 * doc/extend.texi: Document __builtin_mips_cache.
5170 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5171 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5172 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5173 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5174 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5175 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5176 (set_push_mips_isas): New variable.
5177 (mips_r10k_cache_barrier): New variable.
5178 (cache): New availability predicate.
5179 (mips_builtins): Add an entry for __builtin_mips_cache.
5180 (mips_build_cvpointer_type): New function.
5181 (MIPS_ATYPE_CVPOINTER): New macro.
5182 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5184 (r10k_simplified_address_p, r10k_simplify_address)
5185 (r10k_uncached_address_p, r10k_safe_address_p)
5186 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5187 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5188 (r10k_insert_cache_barriers): New functions.
5189 (mips_reorg_process_insns): Delete cache barriers after a
5190 branch-likely instruction.
5191 (mips_reorg): Call r10k_insert_cache_barriers.
5192 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5193 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5194 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5195 (mips_cache, r10k_cache_barrier): New define_insns.
5197 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5199 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5200 * ira-color.c (setup_allocno_left_conflicts_num): Use
5201 hard_reg_set_equal_p instead of a comparison with
5202 ira_zero_hard_reg_set.
5203 * ira.c (setup_reg_subclasses): Likewise.
5204 (setup_cover_and_important_classes): Likewise.
5205 (setup_class_translate): Likewise.
5206 (setup_reg_class_intersect_union): Likewise.
5207 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5208 (ira_init_once): Don't initialize them.
5210 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5212 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5214 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5216 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5218 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5220 Improved branch hints, safe hints, and scheduling.
5222 * haifa-sched.c (sched_emit_insn) : Define.
5223 * sched-int.h (sched_emit_insn) : Add prototype.
5224 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5225 -mhint-max-distance -msafe-hints) : Document.
5226 * config/spu/spu.c (spu_flag_var_tracking): New.
5227 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5228 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5229 TARGET_ASM_FILE_START): Define.
5230 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5231 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5232 (spu_emit_branch_hint): Add blocks argument.
5233 (insert_branch_hints, insert_nops): Remove.
5234 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5235 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5236 spu_sched_reorder, asm_file_start): New functions.
5237 (clock_var, spu_sched_length, pipe0_clock,
5238 pipe1_clock, prev_clock_var, prev_priority,
5239 spu_ls_first, prev_ls_clock): New static variables.
5240 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5241 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5242 (nopn_nv): Add a non-volatile version of nop.
5243 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5244 -mhint-max-distance, -msafe-hints): New options.
5246 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5247 Samuel Tardieu <sam@rfc1149.net>
5249 * opts.c (decode_options): Combine nested if statements.
5252 * opts.c (decode_options): Handle more relationships among
5253 unit-at-a-time, toplevel-reorder, and section-anchors.
5255 2008-09-05 David Daney <ddaney@avtrex.com>
5257 * doc/install.texi (--enable-reduced-reflection): Document new option.
5259 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5261 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5263 (constantpool_operand): New.
5264 (move_operand): Disallow sub-word modes for the constant pool.
5265 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5266 (xtensa_secondary_reload_class): Replace with....
5267 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5268 Set icode for sub-word reloads from the constant pool.
5269 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5270 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5271 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5272 * config/xtensa/xtensa-protos.h: Update prototypes.
5274 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5276 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5277 (REG_CLASS_NAMES): Update.
5278 (REG_CLASS_CONTENTS): Update.
5279 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5280 of ALL_REGS for regs 77 and 78.
5281 * function.c (instantiate_virtual_regs_in_insn): Assert that
5282 return value of simplify_gen_subreg is not NULL.
5284 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5286 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5287 (gen_rtvec_v): Fix coding standards.
5289 2008-09-04 Jan Hubicka <jh@suse.cz>
5291 * i386.c (decide_alg): Be more conservative about optimizing for size.
5293 2008-09-04 Ian Lance Taylor <iant@google.com>
5295 * varasm.c (narrowing_initializer_constant_valid_p): New
5297 (initializer_constant_valid_p): Call it.
5299 2008-09-04 Jeff Law <law@redhat.com>
5301 * fold-const.c (native_encode_real): Fix computation of WORDS.
5302 (native_interpret_real): Likewise.
5304 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5306 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5308 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5310 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5311 that the cost is already taken into account in ira-costs.c
5313 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5315 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5316 ira_debug_copies): New.
5317 (ira_bulid): Call print_copies.
5319 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5321 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5324 * config/rs6000/rs6000.c (optimization_options): Remove check of
5325 flag_toplevel_order.
5327 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5329 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5330 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5331 second operand is a reg_imm10_operand.
5332 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5333 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5334 (*seq_<GPR:mode><GPR2:mode>): Rename to
5335 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5337 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5338 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5340 (*sne_<GPR:mode><GPR2:mode>): Rename to
5341 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5344 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5346 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5347 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5348 combining an arithmetic right shift by more than 31 and a
5349 trunction. Don't match for out-of-range shift amounts. Set
5350 attribute mode to <MODE>.
5351 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5352 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5353 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5354 shifts by less than 32.
5355 (extv): Change predicate on first operand to accept registers.
5356 Change predicate of the other operands from immediate_operand to
5357 const_int_operand. Expand exts when source is a register.
5358 (extzv): Change predicate of the constant operands from
5359 immediate_operand to const_int_operand.
5360 (extzv<mode>): Change predicate of the constant operands from
5361 immediate_operand to const_int_operand and no constraint. Also
5363 (*extzv_trunc<mode>_exts): New pattern.
5365 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5367 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5368 * config/mips/mips-protos.h (mask_low_and_shift_p,
5369 mask_low_and_shift_len): Declare.
5370 * config/mips/mips.c (mask_low_and_shift_p,
5371 mask_low_and_shift_len): New functions.
5372 (mips_print_operand): Handle new operand prefix "m".
5373 * config/mips/mips.md (*cins<mode>): New pattern.
5375 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5377 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5378 optimizing for size.
5380 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5382 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5383 regardless of epilogue_completed.
5385 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5388 * ira-lives.c (process_bb_node_lives): Check setjmp.
5390 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5393 * ira-build.c (form_loop_tree): Reverse BB walk.
5394 (create_bb_allocnos): Likewise.
5395 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5396 (mark_reg_store): Rename to...
5397 (mark_ref_live): ...this and take a df_ref argument instead of
5398 note_stores arguments. Assert that we have a register.
5399 (mark_reg_clobber): Delete.
5400 (def_conflicts_with_inputs_p): New function.
5401 (mark_reg_conflicts): Delete.
5402 (mark_reg_death): Rename to...
5403 (mark_ref_dead): ...this and take a df_ref argument instead of
5404 a register. Assert that we have a register.
5405 (process_bb_node_lives): Hoist frequency calculation out of
5406 instruction walk. Convert from a forwards scan to a backwards scan.
5407 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5408 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5409 (create_allocno_live_ranges): Don't create regs_set.
5411 2008-09-04 Ian Lance Taylor <iant@google.com>
5413 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5414 or REG_LABEL_TARGET.
5415 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5416 comparing MODE with MEM.
5417 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5418 comparing with GF_PREDICT_TAKEN.
5419 (gimple_get_lhs): Change code to enum gimple_code.
5420 (gimple_set_lhs): Likewise.
5421 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5422 * omp-low.c (find_omp_clause): Change kind parameter to enum
5424 * tree-flow.h (find_omp_clause): Update declaration.
5425 * regrename.c (clear_dead_regs): Change kind parameter to enum
5427 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5429 * see.c (see_get_extension_data): Change return type to enum
5430 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5431 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5432 (see_gen_normalized_extension): Change extension_code parameter to
5434 (see_seek_pre_extension_expr): Change extension_code to enum
5436 (see_merge_one_def_extension): Likewise.
5437 (see_handle_relevant_defs): Likewise.
5438 (see_handle_relevant_uses): Likewise.
5439 (see_analyze_one_def): Likewise.
5440 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5441 GIMPLE_ASM rather than ASM_EXPR.
5442 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5443 GIMPLE_RETURN rather than RETURN_EXPR.
5444 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5445 (evaluate_stmt): Likewise.
5446 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5447 to enum vect_relevant.
5448 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5449 compare gimple codes with tree codes.
5451 2008-09-04 Paul Brook <paul@codesourcery.com>
5453 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5455 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5457 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5458 pointer check lost in the recent no-unit-at-a-time patch.
5460 2008-09-04 Jan Hubicka <jh@suse.cz>
5463 * tree-switch-conversion.c (check_final_bb): Accept only IP
5466 2008-09-04 Jan Hubicka <jh@suse.cz>
5468 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5470 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5471 using_ranges argument.
5472 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5473 (vrp_visit_cond_stmt): Update call of
5474 vrp_evaluate_conditional_warnv_with_ops
5476 2008-09-04 Jan Hubicka <jh@suse.cz>
5478 PR tree-optimization/37345
5479 PR tree-optimization/37358
5480 PR tree-optimization/37357
5481 * tree.c (build_function_type_skip_args): Build distinct type copy;
5483 (build_function_decl_skip_args): Set type of new decl not orig decl;
5484 clear DECL_VINDEX for methods turned into functions.
5486 2008-09-04 Nick Clifton <nickc@redhat.com>
5488 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5489 * configure: Regenerate.
5490 * config.in: Regenerate.
5491 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5492 alignment field, if it is supported.
5494 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5496 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5499 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5501 * config/rs6000/rs6000.c (processor_target_table): Do not
5502 enable VMX for POWER6.
5504 2008-09-03 Anton Blanchard <anton@samba.org>
5506 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5507 emit memory barrier before operation.
5509 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5512 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5513 default_elf_asm_output_external.
5515 2008-09-03 Jeff Law <law@redhat.com>
5517 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5519 2008-09-03 Richard Henderson <rth@redhat.com>
5521 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5522 memory barrier to below the test-and-set.
5523 (alpha_split_lock_test_and_set_12): Likewise.
5525 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5529 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5532 * ira-color.c (print_loop_title): Use all_allocnos.
5533 (color_pass): Ditto. Don't add border_allocnos. Check that
5534 subloop allocno in the correspdoning bitmap all_allocnos.
5536 * ira-emit.c (change_loop): Use all_allocnos.
5538 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5539 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5540 (create_cap_allocno): Remove setting mentioned_allocnos.
5541 (create_insn_allocnos): Ditto.
5542 (remove_unnecessary_allocnos): Use all_allocnos.
5543 (check_allocno_creation): Check that allocnos are in the
5544 corresponding bitmap all_allocnos.
5546 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5550 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5551 (process_regs_for_copy): Process subregs. Refine check when cost
5552 is taken into account in ira-costs.c.
5553 (process_reg_shuffles): Use REG_SUBREG_P.
5554 (add_insn_allocno_copies): Ditto. Ignore modes.
5556 * ira-color.c (conflict_allocno_vec): New.
5557 (COST_HOP_DIVISOR): New macro.
5558 (update_copy_costs_1): Use it.
5559 (update_conflict_hard_regno_costs): New function.
5560 (assign_hard_reg): Use it.
5561 (ira_color): Allocate and free conflict_allocno_vec.
5563 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5567 * ira-int.h (ira_sort_insn_chain): Remove.
5569 * ira.c (basic_block_order_nums, chain_insn_order,
5570 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5571 (ira): Don't call ira_sort_insn_chain.
5573 * reload1.c (reload): Don't call ira_sort_insn_chain.
5575 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5578 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5579 which become non throw.
5580 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5581 update_call_expr after updating the flags on the decl.
5583 2008-09-03 Jan Hubicka <jh@suse.cz>
5585 PR tree-optimization/37315
5586 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5587 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5588 (cgraph_analyze_functions): Use node->analyzed
5589 (cgraph_mark_functions_to_output): Likewise.
5590 (cgraph_expand_function): All functions can be released after
5592 (cgraph_optimize): Use gimple_has_body_p.
5593 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5594 (cgraph_decide_inlining_incrementally): Likewise.
5595 (inline_transform): Inline transform.
5596 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5598 (inlinable_function_p): Drop gimple_body check.
5599 (expand_call_inline): Use gimple_has_body_p.
5600 * gimple.c (gimple_has_body_p): New.
5601 * gimple.h (gimple_has_body_p): Add prototype.
5602 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5603 (dump_function_to_file): Use gimple_has_body_p check.
5605 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5608 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5610 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5612 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5614 From Michael Frysinger <michael.frysinger@analog.com>
5615 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5616 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5619 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5622 * doc/extend.texi: Document picoChip builtin functions.
5623 * doc/invoke.texi: Document picoChip options.
5624 * doc/contrib.texi: Add picoChip contribution.
5625 * doc/md.texi: Document picoChip constraints.
5626 * config.gcc: Add picochip-*-*.
5627 * config/picochip/: Add new port.
5629 2008-09-03 Richard Guenther <rguenther@suse.de>
5631 PR tree-optimization/37328
5632 * tree-sra.c (sra_build_assignment): Gimplify properly.
5633 (generate_copy_inout): Take the correct stmt as definition,
5634 remove bogus assert.
5636 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5638 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5641 From Michael Frysinger <michael.frysinger@analog.com>
5642 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5644 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5646 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5647 (__gthread_setspecific): Revert 2008-08-31 change to
5648 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5650 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5652 * diagnostic.c (error_at): New.
5653 * toplev.h (error_at): New prototype.
5654 * c-typeck.c (build_array_ref): Call error_at instead of error.
5655 Pass location to pedwarn.
5657 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5659 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5661 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5663 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5664 VAR_DECL and CONST_DECL.
5666 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5667 Jakub Jelinek <jakub@redhat.com>
5669 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5670 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5671 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5672 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5673 Don't set ix86_save_varrargs_registers.
5674 (ix86_setup_incoming_varargs): Assume cum != NULL.
5675 (ix86_va_start): Check ix86_varargs_gpr_size and
5676 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5677 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5678 from frame pointer if ix86_varargs_gpr_size == 0.
5679 (ix86_compute_frame_layout): Updated.
5680 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5681 (ix86_varargs_gpr_size): Define.
5682 (ix86_varargs_fpr_size): Likewise.
5683 (machine_function): Remove save_varrargs_registers.
5684 Add varargs_gpr_size and varargs_fpr_size.
5686 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5688 * config/alpha/alpha.c (va_list_skip_additions,
5689 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5690 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5693 PR tree-optimization/36766
5694 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5695 for already removed basic blocks.
5698 * real.c (real_maxval): Clear a lower bit to make real_maxval
5699 match get_max_float for IBM long double format.
5701 2008-09-02 Andreas Schwab <schwab@suse.de>
5703 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5704 * configure: Regenerate.
5706 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5708 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5709 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5710 checking for a non-VOID CONSTANT_P.
5712 2008-09-02 Jan Hubicka <jh@suse.cz>
5714 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
5715 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
5718 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5720 * expr.c (emit_group_store): Don't assert stack temp mode size.
5722 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
5723 Tobias Grosser <grosser@fim.uni-passau.de>
5724 Jan Sjodin <jan.sjodin@amd.com>
5725 Harsha Jagasia <harsha.jagasia@amd.com>
5726 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5727 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5728 Adrien Eliche <aeliche@isty.uvsq.fr>
5730 Merge from graphite branch.
5733 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
5734 * doc/invoke.texi (-floop-block, -floop-interchange,
5735 -floop-strip-mine): Document new flags.
5736 * tree-into-ssa.c (gimple_vec): Moved...
5737 * tree-loop-distribution.c (rdg_component): Moved...
5738 * cfgloopmanip.c: Include tree-flow.h.
5739 (update_dominators_in_loop): New.
5740 (create_empty_if_region_on_edge): New.
5741 (create_empty_loop_on_edge): New.
5742 (loopify): Use update_dominators_in_loop.
5743 * tree-pass.h (pass_graphite_transforms): Declared.
5744 * configure: Regenerate.
5745 * tree-phinodes.c (make_phi_node): Export.
5746 (add_phi_node_to_bb): New, split from create_phi_node.
5747 * tree-chrec.c (for_each_scev_op): New.
5748 * tree-chrec.h (for_each_scev_op): Declared.
5749 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5750 (remove_statement): Call get_phi_with_result.
5751 * config.in (HAVE_cloog): Undef.
5752 * gdbinit.in (pgg): New.
5753 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5754 * tree-ssa-loop.c (graphite_transforms): New.
5755 (gate_graphite_transforms): New.
5756 (pass_graphite_transforms): New.
5757 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
5758 HAVE_cloog): Defined.
5759 * tree-vectorizer.c (rename_variables_in_bb): Export.
5760 * tree-data-ref.c (dr_may_alias_p): Export.
5761 (stmt_simple_memref_p): New.
5762 (find_data_references_in_stmt): Export.
5763 (find_data_references_in_loop): Export.
5764 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
5765 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
5766 (create_rdg_vertices): Export.
5767 (build_empty_rdg): New.
5768 (build_rdg): Call build_empty_rdg. Free dependence_relations.
5769 * tree-data-ref.h (rdg_component): ... here.
5771 (struct data_reference): Add a field scop.
5773 (find_data_references_in_loop): Declared.
5774 (find_data_references_in_stmt): Declared.
5775 (create_rdg_vertices): Declared.
5776 (dr_may_alias_p): Declared.
5777 (stmt_simple_memref_p): Declared.
5778 (struct rdg_edge): Add a field ddr_p relation.
5779 (build_empty_rdg): Declared.
5780 * lambda.h (lambda_matrix): Declare a VEC of.
5781 (find_induction_var_from_exit_cond): Declared.
5782 (lambda_vector_compare): New.
5783 * common.opt (fgraphite, floop-strip-mine,
5784 floop-interchange, floop-block): New flags.
5785 * lambda-code.c (find_induction_var_from_exit_cond): Export.
5786 * cfgloop.c (is_loop_exit): New.
5787 * cfgloop.h (is_loop_exit): Declared.
5788 (create_empty_if_region_on_edge): Declared.
5789 (create_empty_loop_on_edge): Declared.
5790 * tree-flow.h (add_phi_node_to_bb): Declared.
5791 (make_phi_node): Declared.
5792 (rename_variables_in_bb): Declared.
5793 (perfect_loop_nest_depth): Declared.
5794 (graphite_transform_loops): Declared.
5795 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
5796 (graphite.o-warn): Add -Wno-error.
5797 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
5798 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
5799 (INCLUDES): Add PPLINC, CLOOGINC.
5800 (OBJS-common): Add graphite.o.
5801 (graphite.o): Add rule.
5802 * gimple.h (gimple_vec): ... here.
5803 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
5804 * passes.c (init_optimization_passes): Schedule
5805 pass_graphite_transforms.
5807 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
5810 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
5811 and -fno-toplevel-reorder after handle_options.
5813 2008-09-02 Paul Brook <paul@codesourcery.com>
5815 * config/arm/arm.c (arm_tune_cortex_a9): Define.
5816 (arm_override_options): Set arm_tune_cortex_a9.
5817 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
5818 (arm_issue_rate): Handle cortexa9.
5819 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
5820 * config/arm/arm-cores.def: Add cortex-a9.
5821 * config/arm/arm-tune.md: Regenerate.
5822 * config/arm/arm.md: Include cortex-a9.md.
5823 (generic_sched, generic_vfp): Add cortexa9.
5824 * config/arm/cortex-a9.md: New file.
5826 2008-09-02 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/37327
5829 * tree-vrp.c (register_new_assert_for): Make sure to not have
5830 TREE_OVERFLOW set on the bound.
5832 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
5834 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
5836 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
5837 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
5840 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
5842 * gcc/config/spu/spu.md (divdf3): Removed.
5844 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5846 PR tree-optimization/37095
5847 * cgraph.c (cgraph_node): When creating new cgraph node after
5848 assembler_name_hash has been populated, record it in the hash
5851 2008-09-01 Paul Brook <paul@codesourcery.com>
5853 * doc/invoke.texi: Document -mword-relocations.
5854 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5855 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5856 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5857 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
5858 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
5859 (arm_emit_movpair): New function.
5860 (arm_print_operand <c>): Handle sybolic addresses.
5861 * config/arm/arm.h (TARGET_USE_MOVT): Define.
5862 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
5863 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
5864 * config/arm/arm.opt: Add -mword-relocations.
5865 * config/arm/arm.md (movsi): Use arm_emit_movpair.
5866 (arm_movt, arm_movw): New.
5868 2008-09-01 Paul Brook <paul@codesourcery.com>
5870 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
5871 Allow Interworking on ARMv4 EABI based targets.
5872 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
5873 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
5875 2008-09-01 Paul Brook <paul@codesourcery.com>
5877 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
5878 optimized LT0 test. Remove optimization for GT.
5880 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5882 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
5883 openmp applications.
5884 * pa-hpux11.h (LIB_SPEC): Likewise.
5886 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
5889 2008-09-01 Jan Hubicka <jh@suse.cz>
5891 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
5892 present, use only counts; when guessed use only frequencies.
5893 (estimate_bb_frequencies): Use function_frequency.
5894 * profile.c (compute_branch_probabilities): Exit early when
5895 profile reading failed. Set profile_status.
5896 (branch_prob): Do not set profile_status.
5898 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
5900 * tree.c (protected_set_expr_location): New.
5901 * tree.h (protected_set_expr_location): New prototype.
5902 * c-tree.h (build_array_ref): Add argument.
5903 (parser_build_unary_op): Same.
5904 * c-typeck.c (build_indirect_ref): Handle new location argument.
5905 (build_array_ref): Same.
5906 (parser_build_unary_op): Same.
5907 * gimplify.c (gimplify_asm_expr): Set input_location before calling
5909 * c-omp.c (c_finish_omp_atomic): Pass location when calling
5911 * c-common.c (finish_label_address_expr): Handle new location argument.
5912 * c-common.h (build_indirect_ref): Add argument.
5913 (finish_label_address_expr): Same.
5914 * c-parser.c (c_parser_unary_expression): Pass location to build
5916 (c_parser_postfix_expression): Same.
5918 2008-09-01 Paul Brook <paul@codesourcery.com>
5920 * config/arm/arm.md: Include cortex-r4f.md.
5921 (attr fpu): Update type list.
5922 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
5923 fconstd, fcmps and fcmpd.
5924 (attr tune_cortexr4): Define.
5925 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
5926 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
5927 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
5928 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
5929 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
5930 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
5931 cortex_a8_vfp_farith: Ditto.
5932 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
5933 * config/arm/cortex-r4.md: Use tune_cortexr4.
5934 * config/arm/cortex-r4f.md: New file.
5936 2008-09-01 Richard Guenther <rguenther@suse.de>
5938 PR tree-optimization/37305
5939 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
5940 the result of constant conversions.
5941 (fold_gimple_assign): Likewise.
5943 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5945 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
5946 #ifdef ENABLE_CHECKING.
5948 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
5950 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
5951 * sched-int.h (print_insn, print_pattern, print_value): Declare also
5952 when !INSN_SCHEDULING.
5954 2008-09-01 Andreas Schwab <schwab@suse.de>
5956 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
5958 2008-09-01 Paul Brook <paul@codesourcery.com>
5960 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
5962 2008-09-01 Jan Hubicka <jh@suse.cz>
5964 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
5966 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
5968 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
5969 * gimplify.c (gimplify_init_constructor): Add speed operand.
5970 * tree-sra.c (decide_block_copy): Likewise.
5971 * tree-inline.c (estimate_move_cost): Likewise.
5972 * config/alpha/alpha.h (MOVE_RATIO): Update.
5973 * config/frv/frv.c (MOVE_RATIO): Update.
5974 * config/spu/spu.h (MOVE_RATIO): Update.
5975 * config/sparc/sparc.h (MOVE_RATIO): Update.
5976 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
5977 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
5978 * config/cris/cris.h (MOVE_RATIO): Update.
5979 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
5980 * config/arm/arm.h (MOVE_RATIO): Update.
5981 * config/pa/pa.md: Update uses of MOVE_RATIO
5982 * config/pa/pa.h (MOVE_RATIO): Update.
5983 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
5984 CLEAR_RATIO, SET_RATIO): Update.
5985 * config/h8300/h8300.h (MOVE_RATIO): Update.
5986 * config/v850/v850.h (MOVE_RATIO): Update.
5987 * config/bfin/bfin.h (MOVE_RATIO): Update.
5989 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
5990 Dmitry Melnik <dm@ispras.ru>
5991 Dmitry Zhurikhin <zhur@ispras.ru>
5992 Alexander Monakov <amonakov@ispras.ru>
5993 Maxim Kuvyrkov <maxim@codesourcery.com>
5995 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
5996 sel-sched-dump.c, sel-sched-ir.c: New files.
5997 * Makefile.in (OBJS-common): Add selective scheduling object files.
5998 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
5999 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6000 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6001 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6002 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6003 (make_forwarder_block): Update loop latch if we have redirected
6004 the loop latch edge.
6005 * cfgloop.c (get_loop_body_in_custom_order): New function.
6006 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6007 (CP_FALLTHRU_PREHEADERS): Likewise.
6008 (get_loop_body_in_custom_order): Declare.
6009 * cfgloopmanip.c (has_preds_from_loop): New.
6010 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6011 Assert that the preheader edge will be fall thru when it is set.
6012 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6013 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6014 fsel-sched-substitution, fselective-scheduling): New flags.
6015 * cse.c (hash_rtx_cb): New.
6017 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6018 sel_sched_insn_cnt): New counters.
6019 * final.c (compute_alignments): Export. Free dominance
6020 info after loop_optimizer_finalize.
6021 * genattr.c (main): Output maximal_insn_latency prototype.
6022 * genautomata.c (output_default_latencies): New.
6023 Factor its code from ...
6024 (output_internal_insn_latency_func): ... here.
6025 (output_internal_maximal_insn_latency_func): New.
6026 (output_maximal_insn_latency_func): New.
6027 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6028 (struct hard_reg_set_iterator): New.
6029 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6030 hard_reg_set_iter_next): New functions.
6031 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6032 * lists.c (remove_free_INSN_LIST_node,
6033 remove_free_EXPR_LIST_node): New functions.
6034 * loop-init.c (loop_optimizer_init): When
6035 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6036 calling create_preheaders.
6037 (loop_optimizer_finalize): Do not verify flow info after reload.
6038 * recog.c (validate_replace_rtx_1): New parameter simplify.
6039 Default it to true. Update all uses. Factor out simplifying
6041 (simplify_while_replacing): ... this new function.
6042 (validate_replace_rtx_part,
6043 validate_replace_rtx_part_nosimplify): New.
6044 * recog.h (validate_replace_rtx_part,
6045 validate_replace_rtx_part_nosimplify): Declare.
6046 * rtl.c (rtx_equal_p_cb): New.
6047 (rtx_equal_p): Use it.
6048 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6049 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6050 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6051 * vecprim.h: Add a vector type for unsigned int.
6052 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6053 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6054 ready_try, cycle_issued_insns, spec_info): Make global.
6055 (readyp): Initialize.
6056 (dfa_lookahead): New global variable.
6057 (old_max_uid, old_last_basic_block): Remove.
6058 (h_i_d): Make it a vector.
6059 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6061 (after_recovery, adding_bb_to_current_region_p):
6062 New variables to handle correct insertion of the recovery code.
6063 (struct ready_list): Move declaration to sched-int.h.
6064 (rgn_n_insns): Removed.
6065 (rtx_vec_t): Move to sched-int.h.
6066 (find_insn_reg_weight): Remove.
6067 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6068 (haifa_init_h_i_d, haifa_finish_h_i_d):
6069 New functions to initialize / finalize haifa instruction data.
6070 (extend_h_i_d, init_h_i_d): Rewrite.
6071 (unlink_other_notes): Move logic to add_to_note_list. Handle
6072 selective scheduler.
6073 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6074 find_fallthru_edge): Make global, remove static prototypes.
6075 (max_issue): Make global. Add privileged_n and state parameters. Use
6077 (extend_global, extend_all): Removed.
6078 (init_before_recovery): Add new param. Fix the handling of the case
6079 when we insert a recovery code before the EXIT which has a predecessor
6080 with a fallthrough edge to it.
6081 (create_recovery_block): Make global. Rename to
6082 sched_create_recovery_block. Update.
6083 (change_pattern): Rename to sched_change_pattern. Make global.
6084 (speculate_insn): Rename to sched_speculate_insn. Make global.
6085 Split haifa-specific functionality into ...
6086 (haifa_change_pattern): New static function.
6087 (sched_extend_bb): New static function.
6088 (sched_init_bbs): New function.
6089 (current_sched_info): Change type to struct haifa_sched_info.
6090 (insn_cost): Adjust for selective scheduling.
6091 (dep_cost_1): New function. Move logic from ...
6092 (dep_cost): ... here.
6093 (dep_cost): Use dep_cost_1.
6094 (contributes_to_priority_p): Use sched_deps_info instead of
6096 (priority): Adjust to work with selective scheduling. Process the
6097 corner case when all dependencies don't contribute to priority.
6098 (rank_for_schedule): Use ds_weak instead of dep_weak.
6099 (advance_state): New function. Move logic from ...
6100 (advance_one_cycle): ... here.
6101 (add_to_note_list, concat_note_lists): New functions.
6102 (rm_other_notes): Make static. Adjust for selective scheduling.
6103 (remove_notes, restore_other_notes): New functions.
6104 (move_insn): Add two arguments. Update assert. Don't call
6106 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6107 Remove more_issue, max_points. Move the code to initialize
6108 max_lookahead_tries to max_issue.
6109 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6110 ready. Adjust use of move_insn. Call restore_other_notes.
6112 (sched_init, sched_finish): Move Haifa-specific initialization/
6114 (haifa_sched_init, haifa_sched_finish): ... respectively.
6116 (setup_sched_dump): New function.
6117 (haifa_init_only_bb): New static function.
6118 (haifa_speculate_insn): New static function.
6119 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6120 (extend_ready, extend_all): Remove.
6121 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6122 (create_check_block_twin, add_to_speculative_block): Use
6123 haifa_insns_init instead of extend_global. Update to use new
6124 initialization functions. Change parameter. Factor out code from
6125 create_check_block_twin to ...
6126 (sched_create_recovery_edges) ... this new function.
6127 (add_block): Remove.
6128 (sched_scan_info): New.
6129 (extend_bb): Use sched_scan_info.
6130 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6131 static functions for walking through scheduling region.
6132 (sched_luids): New vector variable to replace uid_to_luid.
6133 (luids_extend_insn): New function.
6134 (sched_max_luid): New variable.
6135 (luids_init_insn): New function.
6136 (sched_init_luids, sched_finish_luids): New functions.
6137 (insn_luid): New debug function.
6138 (sched_extend_target): New function.
6139 (haifa_init_insn): New static function.
6140 (sched_init_only_bb): New hook.
6141 (sched_split_block): New hook.
6142 (sched_split_block_1): New function.
6143 (sched_create_empty_bb): New hook.
6144 (sched_create_empty_bb_1): New function.
6145 (common_sched_info, ready): New global variables.
6146 (current_sched_info_var): Remove.
6147 (move_block_after_check): Use common_sched_info.
6148 (haifa_luid_for_non_insn): New static function.
6149 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6150 (increase_insn_priority): New.
6151 * modulo-sched.c: (issue_rate): Remove static declaration.
6152 (sms_sched_info): Change type to haifa_sched_info.
6153 (sms_sched_deps_info, sms_common_sched_info): New variables.
6154 (setup_sched_infos): New.
6155 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6156 Do not call regstat_free_calls_crossed.
6157 (sms_print_insn): Use const_rtx.
6158 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6159 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6160 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6161 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6162 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6163 current_sched_info to use it.
6164 (enum reg_pending_barrier_mode): Move to sched-int.h.
6165 (h_d_i_d): New variable. Initialize to NULL.
6166 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6168 (estimate_dep_weak): Remove static declaration.
6169 (sched_has_condition_p): New function. Adjust users of
6170 sched_get_condition to use it instead.
6171 (conditions_mutex_p): Add arguments indicating which conditions are
6173 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6174 argument to indicate whether returned condition is reversed. Do not
6175 generate new rtx when condition should be reversed; indicate it by
6176 setting new argument instead.
6177 (add_dependence_list_and_free): Add deps parameter.
6178 Update all users. Do not free dependence list when
6179 deps context is readonly.
6180 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6182 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6183 (remove_from_deps): New. Use the above functions.
6184 (cur_insn, can_start_lhs_rhs_p): New static variables.
6185 (add_or_update_back_dep_1): Initialize present_dep_type.
6186 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6187 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6188 haifa_note_dep): New functions implementing dependence hooks for
6189 the Haifa scheduler.
6190 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6191 note_dep): New functions.
6192 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6194 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6195 (free_deps): Initialize deps->reg_last.
6196 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6197 sched_analyze_insn): Update to use dependency hooks infrastructure
6198 and readonly contexts.
6199 (deps_analyze_insn): New function. Move part of logic from ...
6200 (sched_analyze): ... here. Also move some logic to ...
6201 (deps_start_bb): ... here. New function.
6202 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6204 (sched_deps_init): New function. Move code from ...
6205 (init_dependency_caches): ... here. Remove.
6206 (init_deps_data_vector): New.
6207 (sched_deps_finish): New function. Move code from ...
6208 (free_dependency_caches): ... here. Remove.
6209 (init_deps_global, finish_deps_global): Adjust for use with
6210 selective scheduling.
6211 (get_dep_weak): Move logic to ...
6212 (get_dep_weak_1): New function.
6213 (ds_merge): Move logic to ...
6214 (ds_merge_1): New static function.
6215 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6216 (ds_get_max_dep_weak): New function.
6217 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6218 (n_insns): Rename to rgn_n_insns.
6219 (debug_ebb_dependencies): New function.
6220 (init_ready_list): Use it.
6221 (begin_schedule_ready): Use sched_init_only_bb.
6222 (ebb_print_insn): Indicate when an insn starts a new cycle.
6223 (contributes_to_priority, compute_jump_reg_dependencies,
6224 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6225 (add_block1): Remove to ebb_add_block.
6226 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6227 (schedule_ebb): Initialize them. Use remove_notes instead of
6228 rm_other_notes. Use haifa_local_init/finish.
6229 (schedule_ebbs): Use haifa_sched_init/finish.
6230 * sched-int.h: Include vecprim.h, remove rtl.h.
6231 (struct ready_list): Delete declaration.
6232 (sched_verbose_param, enum sched_pass_id_t,
6233 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6234 (struct sched_scan_info_def): New structure.
6235 (sched_scan_info, sched_scan, sched_init_bbs,
6236 sched_init_luids, sched_finish_luids, sched_extend_target,
6237 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6238 (struct common_sched_info_def): New.
6239 (common_sched_info, haifa_common_sched_info,
6240 sched_emulate_haifa_p): Declare.
6242 (sched_luids): Declare.
6243 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6244 (sched_max_luid, insn_luid): Declare.
6245 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6246 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6247 print_insn, print_pattern, print_value, haifa_classify_insn,
6248 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6249 setup_sched_dump, sched_init, sched_finish,
6250 sel_insn_is_speculation_check): Export.
6251 (struct ready_list): Move from haifa-sched.c.
6252 (ready_try, ready, max_issue): Export.
6253 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6254 sched_init_only_bb, sched_split_block, sched_split_block_1,
6255 sched_create_empty_bb, sched_create_empty_bb_1,
6256 sched_create_recovery_block, sched_create_recovery_edges): Export.
6257 (enum reg_pending_barrier_mode): Export.
6258 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6260 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6261 print_insn field. Move add_block and fix_recovery_cfg to
6262 common_sched_info_def. Move compute_jump_reg_dependencies,
6264 (struct sched_deps_info_def): ... this new structure.
6265 (sched_deps_info): Declare.
6266 (struct spec_info_def): Remove weakness_cutoff, add
6267 data_weakness_cutoff and control_weakness_cutoff.
6268 (spec_info): Declare.
6269 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6271 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6272 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6273 (current_sched_info): Change type to struct haifa_sched_info.
6274 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6275 (h_d_i_d): New variable.
6276 (HDID): New accessor macro.
6277 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6278 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6280 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6281 (enum SCHED_FLAGS): Update for selective scheduler.
6282 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6283 (init_dependency_caches, free_dependency_caches): Delete declarations.
6284 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6285 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6286 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6287 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6288 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6290 (rm_other_notes): Delete declaration.
6291 (schedule_block): Remove one argument.
6292 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6293 ready_element, ready_lastpos, sched_extend_ready_list,
6294 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6295 concat_note_lists): Export.
6296 (struct region): Move from sched-rgn.h.
6297 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6298 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6299 BLOCK_TO_BB, CONTAINING_RGN): Export.
6300 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6301 (current_nr_blocks, current_blocks, target_bb): Likewise.
6302 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6303 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6304 sched_rgn_local_init, extend_regions,
6305 rgn_make_new_region_out_of_new_block, compute_priorities,
6306 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6307 extend_rgns, deps_join rgn_setup_common_sched_info,
6308 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6309 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6310 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6311 increase_insn_priority): Likewise.
6312 * sched-rgn.c: Include sel-sched.h.
6313 (ref_counts): New static variable. Use it ...
6314 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6315 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6316 (sched_is_disabled_for_current_region_p): Delete static declaration.
6317 (struct region): Move to sched-int.h.
6318 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6319 ebb_head): Define and initialize.
6320 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6321 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6322 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6324 (find_single_block_region): Add new argument to indicate that EBB
6325 regions should be constructed.
6326 (debug_live): Delete declaration.
6327 (current_nr_blocks, current_blocks, target_bb):
6328 Remove static qualifiers.
6329 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6331 (init_regions): Delete declaration.
6332 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6333 rgn_estimate_number_of_insns): New.
6334 (too_large): Use estimate_number_of_insns.
6335 (haifa_find_rgns): New. Move the code from ...
6336 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6337 (free_trg_info): New.
6338 (compute_trg_info): Allocate candidate tables here instead of ...
6339 (init_ready_list): ... here.
6340 (rgn_print_insn): Use const_rtx.
6341 (contributes_to_priority, extend_regions): Delete static declaration.
6342 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6343 (add_block1): Rename to rgn_add_block.
6344 (debug_rgn_dependencies): Delete static qualifier.
6345 (new_ready): Use sched_deps_info. Simplify.
6346 (rgn_common_sched_info, rgn_const_sched_deps_info,
6347 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6349 (region_sched_info): Rename to rgn_const_sched_info.
6350 (deps_join): New, extracted from ...
6351 (propagate_deps): ... here.
6352 (compute_block_dependences, debug_dependencies): Update for selective
6354 (free_rgn_deps, compute_priorities): New functions.
6355 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6356 sched_rgn_compute_dependencies): New functions.
6357 (schedule_region): Use them.
6358 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6359 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6361 (schedule_insns): Call new functions that were split out.
6362 (rgn_make_new_region_out_of_new_block): New.
6363 (get_rgn_sched_max_insns_priority): New.
6364 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6365 scheduling when appropriate.
6366 * sched-vis.c: Include insn-attr.h.
6367 (print_value, print_pattern): Make global.
6368 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6369 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6370 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6371 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6372 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6373 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6374 hooks. Initialize them to 0.
6375 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6376 * target.h (struct gcc_target): Add them. Rename gen_check field to
6378 * flags.h (sel_sched_switch_set): Declare.
6379 * opts.c (sel_sched_switch_set): New variable.
6380 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6381 pipelining is disabled from command line.
6382 (common_handle_option): Record whether selective scheduling is
6383 requested from command line.
6384 * doc/invoke.texi: Document new flags and parameters.
6385 * doc/tm.texi: Document new target hooks.
6386 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6388 (dfa_state_size): Do not declare locally.
6389 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6390 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6391 rs6000_alloc_sched_context, rs6000_set_sched_context,
6392 rs6000_free_sched_context): New functions.
6393 (struct _rs6000_sched_context): New.
6394 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6396 (rs6000_sched_finish): Do not run for selective scheduling.
6398 2008-08-31 Jan Hubicka <jh@suse.cz>
6400 * frv.c (frv_rtx_costs): Update forward declaration.
6401 * spu.c (spu_rtx_costs): Likewise.
6402 * pdp11.c: Include df.h
6403 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6404 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6405 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6406 * iq2000.c (iq2000_address_cost): Add speed argument.
6407 (iq2000_rtx_costs): Likewise.
6408 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6409 update call of mn10300_address_cost.
6410 * mcore.c: Include df.h
6411 (mcore_rtx_costs): Update prototype.
6412 * score3.c: Include df.h
6413 (score3_rtx_costs): Remove speed argument.
6414 * score7.c: Include df.h
6415 (score7_address_cost): Remove speed argument.
6416 * score-protos.h (score_address_cost): Update prototype.
6417 * score.c: Include df.h
6418 (score_rtx_costs): Update call of costs functions.
6419 * v850.c (v850_rtx_costs): Add bool argument.
6421 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6423 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6425 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6427 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6428 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6430 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6432 * mkmap-flat.awk: Add option pe_dll.
6433 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6434 * config/i386/t-cygwin (SHLIB_LC): Add.
6435 * config/i386/t-mingw32 (SHLIB_LC): Add.
6436 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6437 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6438 (LINK_SPEC): Support libgcc_s.
6439 (LIBGCC_SPEC): Support libgcc_s.
6440 (LIBGCC_SONAME): New.
6442 2008-08-31 Jan Hubicka <jh@suse.cz>
6444 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6445 mistakely had old version of patch.
6447 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6448 (ipcp_estimate_growth): New.
6449 (ipcp_insert_stage): Use ipcp_estimate_growth.
6450 * profile.c (branch_prob): When reading failed, do not consider
6453 2008-08-31 Jan Hubicka <jh@suse.cz>
6455 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6456 loop is optimized for speed.
6458 2008-08-31 Richard Guenther <rguenther@suse.de>
6461 * fold-const.c (fold_binary): Retain conversions in folding
6464 2008-08-31 Jan Hubicka <jh@suse.cz>
6466 * postreload-gcse.c (eliminate_partially_redundant_loads):
6467 Use optimize_bb_for_size_p.
6468 * predict.c (maybe_hot_frequency_p): Make inline.
6469 (maybe_hot_count_p): Break out from ...
6470 (maybe_hot_bb_p): ... this one.
6471 (maybe_hot_edge_p): Simplify.
6472 * basic-block.h (probably_cold_bb_p): Remove.
6474 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6477 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6479 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6480 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6481 Also split V4SFmode.
6482 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6485 2008-08-31 Jan Hubicka <jh@suse.cz>
6487 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6489 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6491 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6494 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6497 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6498 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6500 2008-08-31 Jan Hubicka <jh@suse.cz>
6502 * sparc.h (BRANCH_COST): Fix macro definition.
6503 * avr.c (avr_operand_rtx_cost): Add speed argument.
6504 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6506 2008-08-31 Richard Guenther <rguenther@suse.de>
6508 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6509 types instead of operands. Re-instantiate verifying of
6510 binary expression operands.
6512 2008-08-30 Jan Hubicka <jh@suse.cz>
6514 * fwprop.c (should_replace_address): Add speed attribute.
6515 (PR_OPTIMIZE_FOR_SPEED): New flag.
6516 (propagate_rtx_1): Use it.
6517 (propagate_rtx): Set it.
6518 (try_fwprop_subst): Update call of rtx_costs.
6519 (forward_propagate_and_simplify): LIkewise.
6520 * hooks.c (hook_int_rtx_bool_0): New
6521 (hook_bool_rtx_int_int_intp_false): Replace by ...
6522 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6523 * hooks.h (hook_int_rtx_bool_0): New
6524 (hook_bool_rtx_int_int_intp_false): Replace by ...
6525 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6526 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6527 (prepare_cmp_insn): UPdate call of rtx_cost.
6528 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6529 (reload_cse_simplify_operands): Update call of rtx_cost.
6530 (reload_cse_move2add): call of rtx_cost.
6531 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6532 * rtlanal.c (rtx_cost): Add speed argument.
6533 (address_cost): Add speed argument
6534 (default_address_cost): Likewise.
6535 (insn_rtx_cost): Likewise.
6536 * cfgloopanal.c (seq_cost): Add speed argument.
6537 (target_reg_cost, target_spill_cost): Turn to array.
6538 (init_set_costs): Update for speed.
6539 (estimate_reg_pressure_cost): Add speed argument.
6540 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6541 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6542 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6543 (seq_cost): Add speed argument.
6544 (computation_cost): Add speed arugment.
6545 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6546 (force_expr_to_var_cost): Update for profile info.
6547 (force_var_cost): Likewise.
6548 (split_address_cost): Likewise.
6549 (ptr_difference_cost): Likewise.
6550 (difference_cost): Likewise.
6551 (get_computation_cost_at): Likewise.
6552 (determine_iv_cost): Likewise.
6553 (ivopts_global_cost_for_size): Likewise.
6554 (rewrite_use_address): Likewise.
6555 (tree_ssa_iv_optimize_loop): Initialize speed field.
6556 * cse.c (optimize_this_for_speed_p): New static var.
6557 (notreg_cost): Update call of rtx_cost.
6558 (cse_extended_basic_block): set optimize_this_for_speed_p.
6559 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6560 (noce_try_cmove_arith): Likewise.
6561 (noce_try_sign_mask): LIkewise.
6562 * expr.c (compress_float_constant): Update rtx_cost calls.
6563 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6565 (addr_to_parts): Likewise.
6566 (create_mem_ref): Likewise.
6567 * dse.c (find_shift_sequence): Add speed argument.
6568 (replace_read): Update call.
6569 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6570 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6571 * neg_cost, shift_cost, shiftadd_cost,
6572 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6573 mul_highpart_cost): Increase dimension.
6574 (init_expmed): Initialize for both size and speed.
6575 (expand_shift): Use profile.
6576 (synth_mult): Use profile.
6577 (choose_mult_variant): Use profile.
6578 (expand_mult): Use profile.
6579 (expand_mult_highpart_optab): Use profile.
6580 (expand_mult_highpart): Use profile.
6581 (expand_smod_pow2): Use profile.
6582 (expand_divmod): Use profile.
6583 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6585 * loop-invariant.c (create_new_invariant): Use profile.
6586 (gain_for_invariant): Add speed parameter.
6587 (best_gain_for_invariant): Likewise.
6588 (find_invariants_to_move): Likewise.
6589 (move_single_loop_invariants): Set it.
6590 * target-def.h (TARGET_RTX_COSTS): Use hook.
6591 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6592 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6593 * output.h (default_address_cost): Update prototype.
6594 * combine.c (optimize_this_for_speed_p): New static var.
6595 (combine_validate_cost): Update call of rtx_cost.
6596 (combine_instructions): Set optimize_this_for_speed_p.
6597 (expand_compound_operation): Update call of rtx_cost.
6598 (make_extraction):Update call of rtx_cost.
6599 (force_to_mode):Update call of rtx_cost.
6600 (distribute_and_simplify_rtx):Update call of rtx_cost.
6601 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6602 (estimate_reg_pressure_cost): Update prototype.
6603 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6604 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6606 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6607 (alpha_rtx_costs): Update.
6608 * config/frv/frv.c (frv_rtx_costs): Update.
6609 * config/s390/s390.c (s390_rtx_costs): Update.
6610 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6611 (m32c_rtx_costs): Update.
6612 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6613 (spu_rtx_costs): Update.
6614 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6615 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6616 * config/i386/i386.c (:ix86_address_cost): Update.
6617 (ix86_rtx_costs): Update.
6618 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6619 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6620 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6621 * config/crx/crx.c (crx_address_cost): Update.
6622 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6623 * config/stormy16/stormy16.c
6624 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6625 * config/m68hc11/m68hc11.c
6626 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6627 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6628 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6630 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6632 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6633 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6634 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6635 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6636 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6637 (mcore_rtx_costs): update.
6638 * config/score/score3.c (score3_rtx_costs): Update.
6639 * config/score/score7.c (score7_rtx_costs): Update.
6640 * config/score/score3.h (score3_rtx_costs):Update.
6641 * config/score/score7.h (score7_rtx_costs): Update.
6642 * config/score/score.c (score_rtx_costs): Update.
6643 * config/arm/arm.c (arm_address_cost): Update.
6644 (arm_rtx_costs_1): Update.
6645 (arm_rtx_costs_1): Update.
6646 (arm_size_rtx_costs): Update.
6647 (arm_size_rtx_costs): Update.
6648 (arm_size_rtx_costs): Update.
6649 (arm_xscale_rtx_costs): Update.
6650 (arm_thumb_address_cost): Update.
6651 * config/pa/pa.c (hppa_address_cost): Update.
6652 * config/mips/mips.c (mips_rtx_costs): Update.
6653 * config/vax/vax.c (vax_address_cost): Update.
6654 * config/h8300/h8300.c (h8300_shift_costs): Update.
6655 (h8300_rtx_costs): Update.
6656 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6657 (v850_rtx_costs): Update.
6658 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6659 * config/bfin/bfin.c
6660 (bfin_address_cost): Update.
6661 (bfin_rtx_costs): Update.
6662 * stmt.c (lshift_cheap_p): Update.
6664 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6667 * expmed.c (extract_bit_field_1): Check the mode size to make
6668 sure the vector modes have the same size.
6670 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6672 * dojump.c (top level): Include basic-block.h to declare
6673 optimize_insn_for_speed_p
6675 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6677 * opts.h (CL_SAVE): New option class for marking options that are
6678 target specific options usable in the target attribute.
6679 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6681 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6682 can easily find the target specific options that are safe to use
6683 in the attribute or pragma.
6685 * attribs.c (decl_attributes): Change #pragma GCC option to
6686 #pragma GCC target, and attribute((option(...))) to
6687 attribute((target(...))).
6689 * doc/extend.texi (target attribute): Change from option
6690 attribute. Delete push/pop/reset.
6691 (#pragma GCC target): Change from #pragma GCC option. Delete
6693 (#pragma GCC push_options): Document new pragma.
6694 (#pragma GCC pop_options): Document new pragma.
6695 (#pragma GCC reset_options): Document new pragma.
6697 * targhooks.c (default_target_option_valid_attribute_p): Add
6698 warning about port not supporting target attributes.
6699 (default_target_option_pragma_parse): New function, warn about
6700 #pragma GCC target not being supported.
6702 * targhooks.h (default_target_option_pragma_parse): Add
6705 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6706 TI_CURRENT_OPTION_PRAGMA.
6707 (current_target_pragma): Rename from current_option_pragma.
6709 * target.h: (struct target_option): Delete booleans for changing
6710 the optimization level on hot/cold functions. Change signature of
6711 pragma_parse hook to take a second tree.
6713 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
6715 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
6716 that the declaration is done at global scope.
6718 * langhooks.c (add_builtin_function_common): Move most of the code
6719 from add_builtin_function here, calling the hook passed in.
6720 (add_builtin_function): Call add_builtin_function_common with
6721 standard builtin hook.
6722 (add_builtin_function_ext_scope): New function to add builtins to
6725 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
6727 (add_builtin_function_ext_scope): Add declaration.
6729 * c-pragma.c (handle_pragma_target): Rename from
6730 handle_pragma_option, #pragma GCC option is now #pragma GCC
6731 target. Move warning about port not supporting target options to
6732 default pragma parse hook. Remove push/pop/reset from this
6734 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
6735 (option_stack): Delete static variable.
6736 (optimize_stack): Ditto.
6737 (optons_stack): New stack of saved target and optimization
6739 (handle_pragma_push_options): New function to handle pushing both
6740 target and optimization options.
6741 (handle_pragma_pop_options): New function to handle popping both
6742 target and optimization options.
6743 (handle_pragma_reset_options): New function to handle resetting
6744 both target and optimization options to their initial state.
6745 (init_pragma): Rename handle_pragma_option to
6746 handle_pragma_target. Add support for push_options, pop_options,
6747 and reset_options pragmas.
6749 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
6750 default_target_option_pragma_parse.
6751 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
6752 default_target_option_valid_attribute_p.
6753 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6754 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6755 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
6756 optimization level on hot/cold functions.
6758 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
6759 if the caller and callee have different optimization levels.
6761 * c-common.c (handle_target_attribute): Rename from
6762 handle_option_attribute, attribute((option(...))) is now
6763 attribute((target(...))). Move warning if the port does not
6764 support target attributes to the default hook.
6765 (handle_hot_attribute): Delete code to change the optimization
6766 level of hot functions.
6767 (handle_cold_attribute): Ditto.
6769 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
6770 argument that is the binary tree options to use if there are no
6771 arguments. Call ix86_valid_target_attribute_tree instead of
6772 ix86_valid_option_attribute_tree.
6773 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
6774 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
6775 ix86_pragma_option_parse.
6777 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
6778 Rename from ix86_valid_option_attribute_tree.
6780 * config/i386/i386.c (ix86_add_new_builtins): New function to add
6781 new builtins when the ISA changes.
6782 (ix86_valid_target_attribute_tree): Rename from
6783 ix86_valid_option_attribute_tree. Change callers. If the
6784 function specified optimization options, use those as the starting
6785 point before setting up the target attributes. If the
6786 optimization options were changed in the course of setting the
6787 target attributes, record the new optimization options.
6788 (ix86_valid_target_attribute_tree_inner_p): Rename from
6789 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
6790 ix86_add_new_builtins if the ISA changed.
6791 (ix86_valid_target_attribute_p): Rename from
6792 ix86_valid_option_attribute_p. Change callers.
6793 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
6794 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
6795 as delayed builtin functions.
6796 (struct builtin_isa): New structure to record builtin functions
6797 that should be delayed until the ISA for that function is used.
6798 (ix86_builtins_isa): Change from int to struct to track builtin
6799 functions we want to declare at some point.
6800 (def_builtin): If the front end can delay defining the builtin
6801 functions, don't create builtins for ISAs not part of the default
6803 (def_builtin_const): Ditto.
6804 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
6805 __builtin_ia32_pcmov_v2di to be different builtin functions.
6806 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
6807 a structure instead of an int.
6808 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
6809 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
6810 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6811 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6813 * config/ia64/ia64.h
6814 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
6815 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
6817 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
6818 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
6819 (LANG_HOOKS_INITIALIZER): Add
6820 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
6822 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
6825 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
6826 the reload address with the index register for SFmode
6827 access with a displacement.
6829 2008-08-30 Jan Hubicka <jh@suse.cz>
6831 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
6832 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
6833 * dojump.c (do_jump): Likewise.
6834 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
6835 (note-if_info): Add BRANCH_COST.
6836 (noce_try_store_flag_constants, noce_try_addcc,
6837 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
6838 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
6839 find_if_case_2): Use computed branch cost.
6840 * expr.h (BRANCH_COST): Update default.
6841 * predict.c (predictable_edge_p): New function.
6842 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
6843 Update BRANCH_COST call.
6844 * basic-block.h (predictable_edge_p): Declare.
6845 * config/alpha/alpha.h (BRANCH_COST): Update.
6846 * config/frv/frv.h (BRANCH_COST): Update.
6847 * config/s390/s390.h (BRANCH_COST): Update.
6848 * config/spu/spu.h (BRANCH_COST): Update.
6849 * config/sparc/sparc.h (BRANCH_COST): Update.
6850 * config/m32r/m32r.h (BRANCH_COST): Update.
6851 * config/i386/i386.h (BRANCH_COST): Update.
6852 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
6854 * config/sh/sh.h (BRANCH_COST): Update.
6855 * config/pdp11/pdp11.h (BRANCH_COST): Update.
6856 * config/avr/avr.h (BRANCH_COST): Update.
6857 * config/crx/crx.h (BRANCH_COST): Update.
6858 * config/xtensa/xtensa.h (BRANCH_COST): Update.
6859 * config/stormy16/stormy16.h (BRANCH_COST): Update.
6860 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
6861 * config/iq2000/iq2000.h (BRANCH_COST): Update.
6862 * config/ia64/ia64.h (BRANCH_COST): Update.
6863 * config/rs6000/rs6000.h (BRANCH_COST): Update.
6864 * config/arc/arc.h (BRANCH_COST): Update.
6865 * config/score/score.h (BRANCH_COST): Update.
6866 * config/arm/arm.h (BRANCH_COST): Update.
6867 * config/pa/pa.h (BRANCH_COST): Update.
6868 * config/mips/mips.h (BRANCH_COST): Update.
6869 * config/vax/vax.h (BRANCH_COST): Update.
6870 * config/h8300/h8300.h (BRANCH_COST): Update.
6871 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
6872 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
6873 * doc/tm.texi (BRANCH_COST): Update.
6875 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
6878 * config/arm/arm.c (arm_optimization_options): Set
6879 flag_section_anchors to 2 instead of 1 to distinguish it from
6880 -fsection-anchors given explicitely on the command line.
6882 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
6884 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
6885 final insn of a split.
6887 2008-08-30 Jan Hubicka <jh@suse.cz>
6889 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
6890 optimized for speed.
6891 * final.c (compute_alignments): Use optimize_bb_for_size_p.
6892 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
6893 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
6894 flag_gcse_after_reload_set): New static vars.
6895 (common_handle_option): Enable those flags for profile-use.
6896 (decode_options): Remove optimize_size flags that are handled
6897 on higher granuality.
6898 * tree-vectorizer.c (vectorize_loops): Use
6899 optimize_loop_nest_for_speed_p.
6900 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
6901 * tree-predcom.c (tree_predictive_commoning): Use
6902 optimize_loop_for_speed_p.
6903 * varasm.c (assemble_start_function): Use
6904 optimize_function_for_speed_p.
6905 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
6906 * predict.c (optimize_loop_for_speed_p): Fix walk.
6908 2008-08-30 Jan Hubicka <jh@suse.cz>
6910 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
6912 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
6913 profile presence locally.
6915 2008-08-29 Joseph Myers <joseph@codesourcery.com>
6918 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
6919 versions before 4.0.
6921 2008-08-29 Jan Hubicka <jh@suse.cz>
6923 * tree-inline.c (insert_init_stmt): Insert sequence even when
6926 2008-08-29 Jeff Law <law@redhat.com>
6928 * mn10300.c (mn10300_secondary_reload_class): We need secondary
6929 reloads for AM33-2 if IN is a pseudo with an equivalent memory
6930 location and class is an FP register.
6932 2008-08-29 Jan Hubicka <jh@suse.cz>
6934 * see.c (see_merge_one_def_extension): Silence used uninitialized
6936 * matrix-reorg.c (check_allocation_function): Likewise.
6937 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
6939 2008-08-29 Jakub Jelinek <jakub@redhat.com>
6942 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
6943 compute new & and | in type rather than TREE_TYPE (arg0).
6945 * dwarf2out.c (fortran_common): Update comment.
6946 (gen_variable_die): Swap com_die and var_die variables in Fortran
6947 COMMON block handling code.
6949 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
6951 * dwarf2out.c (gen_const_die): New function.
6952 (size_of_die, value_format, output_die): Output larger
6953 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
6954 (native_encode_initializer): New function.
6955 (tree_add_const_value_attribute): Call it.
6956 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
6958 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
6959 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
6960 TREE_THIS_VOLATILE to add_type_attribute.
6962 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
6964 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
6967 * dwarf2out.c (loc_by_reference): New function.
6968 (add_location_or_const_value_attribute): Use it.
6971 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
6972 as DW_TAG_variable children of DW_TAG_common_block rather than
6973 DW_TAG_member children. Put DW_AT_external to individual
6974 DW_TAG_variable DIEs, not to DW_TAG_common_block.
6976 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
6977 loc_descriptor_from_tree_1.
6981 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
6982 arguments to imported_module_or_decl.
6983 (debug_nothing_tree_tree): Removed.
6984 (debug_nothing_tree_tree_tree_bool): New prototype.
6985 * debug.c (do_nothing_debug_hooks): Adjust.
6986 (debug_nothing_tree_tree): Removed.
6987 (debug_nothing_tree_tree_tree_bool): New function.
6988 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
6989 (gen_variable_die): Put all common vars for the
6990 same COMMON block under one DW_TAG_common_block.
6991 (declare_in_namespace): Return new context_die, for Fortran
6992 return the module DIE instead of adding extra declarations into
6994 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
6995 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
6996 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
6998 (dwarf2out_global_decl): Don't skip Fortran global vars.
6999 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7000 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7001 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7002 DW_TAG_imported_declaration as child of previous
7003 DW_TAG_imported_module.
7004 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7005 * sdbout.c (sdb_debug_hooks): Likewise.
7006 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7008 2008-08-29 Jan Hubicka <jh@suse.cz>
7010 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7012 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7013 * ipa-cp.c (n_cloning_candidates): New static variable.
7014 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7015 (ipcp_print_all_lattices): Improve debug output.
7016 (ipcp_cloning_candidate_p): New function.
7017 (ipcp_initialize_node_lattices): Use it.
7018 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7019 (ipcp_propagate_stage): Prettier debug output.
7020 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7021 (ipcp_print_all_structures): Remove.
7022 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7023 (ipcp_insert_stage): Prettier debug output; call
7024 cgraph_remove_unreachable_nodes before propagating.
7025 (pass_ipa_cp): Schedule function removal pass.
7026 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7028 (cgraph_maybe_hot_edge_p): Move to ...
7029 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7030 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7031 (common_handle_option): Set them; enable ipa-cp when profiling.
7032 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7033 (ipa_print_all_jump_functions): Likewise.
7034 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7035 (ipa_print_node_params, ipa_print_all_params): New.
7036 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7037 ipa_print_all_param_flags): Remove.
7038 (ipa_print_node_params, ipa_print_all_params): New.
7040 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7042 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7043 change from 2008-04-03.
7044 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7046 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7049 * ira-color.c (push_allocnos_to_stack): Truncate
7050 removed_splay_allocno_vec.
7052 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7055 * ira-color (ira_fast_allocation): Don't assign hard registers to
7058 2008-08-29 Jan Hubicka <jh@suse.cz>
7061 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7062 for cold internal loops.
7064 2008-08-29 Richard Guenther <rguenther@suse.de>
7066 * tree-ssa-structalias.c (create_variable_info_for): Do not
7067 create fields for heap vars or vars with a noalias state.
7068 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7071 2008-08-29 Richard Guenther <rguenther@suse.de>
7073 * common.opt (ftree-store-ccp): Mark as preserved for
7074 backward compatibility.
7075 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7076 * tree-pass.h (pass_store_ccp): Remove.
7077 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7078 (first_vdef): Remove declaration.
7079 (get_value_loaded_by): Likewise.
7080 * tree-ssa-ccp.c (do_store_ccp): Remove.
7081 (get_default_value): Simplify as do_store_ccp is always false
7082 now. Do not initialize mem_ref.
7083 (set_value_varying): Likewise.
7084 (canonicalize_float_value): Likewise.
7085 (set_lattice_value): Likewise.
7086 (likely_value): Likewise.
7087 (surely_varying_stmt_p): Likewise.
7088 (ccp_initialize): Likewise.
7089 (ccp_lattice_meet): Likewise.
7090 (ccp_visit_phi_node): Likewise.
7091 (ccp_fold): Likewise.
7092 (evaluate_stmt): Likewise.
7093 (visit_assignment): Likewise.
7094 (ccp_visit_stmt): Likewise.
7095 (execute_ssa_ccp): Fold into ...
7096 (do_ssa_ccp): ... this.
7097 (do_ssa_store_ccp): Remove.
7098 (gate_store_ccp): Likewise.
7099 (pass_store_ccp): Likewise.
7100 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7102 * tree-ssa-propagate.c (first_vdef): Remove.
7103 (get_value_loaded_by): Likewise.
7104 (replace_vuses_in): Likewise.
7105 (substitute_and_fold): Do not call replace_vuses_in.
7106 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7108 2008-08-29 Richard Guenther <rguenther@suse.de>
7111 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7112 PARAM_NOALIAS tags with is_heapvar.
7113 * tree-ssa-operands.c (access_can_touch_variable): Offset
7114 based tests do not apply for heapvars. Fix offset test.
7116 2008-08-29 Jan Hubicka <jh@suse.cz>
7118 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7119 (-fipa-cp-clone): Enabled by default at -O3.
7120 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7121 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7123 2008-08-29 Jan Hubicka <jh@suse.cz>
7125 * tree.c (build_function_type_skip_args,
7126 build_function_decl_skip_args): New functions.
7127 * tree.h (build_function_type_skip_args,
7128 build_function_decl_skip_args): Declare.
7129 * gimple.c (giple_copy_call_skip_args): New function.
7130 (giple_copy_call_skip_args): Declare.
7132 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7133 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7134 (ipcp_node_modifiable_p): ... this one; use
7135 tree_versionable_function_p.
7136 (ipcp_create_replace_map): Improve debug output.
7137 (ipcp_need_redirect_p): Return false when not clonning.
7138 (ipcp_update_callgraph): Skip args.
7139 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7141 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7142 (save_inline_function_body): Update call of tree_function_versioning.
7143 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7144 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7146 (tree_function_versioning): Likewise.
7147 * tree-inline.h (tree_function_versioning): Update prototype.
7149 2008-08-29 Jan Hubicka <jh@suse.cz>
7151 * loop-unswitch.c (unswitch_single_loop): Use
7152 optimize_loop_for_speed_p.
7153 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7154 Use optimize_function_for_size_p.
7155 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7156 * postreload-gcse.c (eliminate_partially_redundant_load):
7157 Use optimize_bb_for_size_p.
7158 * value-prof.c (gimple_divmod_fixed_value_transform,
7159 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7160 gimple_stringops_transform): Use optimize_bb_for_size_p.
7161 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7162 * final.c (compute_alignments): Use optimize_function_for_size_p.
7163 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7164 (fold_builtin_strcpy, fold_builtin_fputs): Use
7165 optimize_function_for_size_p.
7166 * fold-const.c (tree_swap_operands_p): Use
7167 optimize_function_for_size_p.
7168 * recog.c (relax_delay_slots): Likewise.
7169 * tree-ssa-math-opts.c (replace_reciprocal):
7170 Use optimize_bb_for_speed_p.
7171 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7172 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7173 optimize_function_for_size_p.
7174 (cgraph_decide_inlining_of_small_function): Use
7175 optimize_function_for_size_p.
7176 * global.c (find_reg): Use optimize_function_for_size_p.
7177 * opts.c (decode_options): Do not clear flag_tree_ch,
7178 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7179 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7180 work it out from profile.
7181 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7182 optimize_loop_for_speed_p.
7183 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7185 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7186 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7187 * tree-eh.c (decide_copy_try_finally): Use
7188 optimize_function_for_size_p.
7189 * local-alloc.c (block_alloc): Pass BB pointer.
7190 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7191 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7192 * loop-unroll.c (decide_unrolling_and_peeling):
7193 Use optimize_loop_for_size_p.
7194 (decide_peel_completely): Likewise.
7195 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7196 optimize_loop_for_size_p.
7197 (vect_enhance_data_refs_alignment): Likewise.
7198 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7199 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7201 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7202 (try_crossjump_bb): Use optimize_bb_for_size_p.
7203 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7204 optimize_loop_for_speed_p.
7205 * bb-reorder.c (find_traces_1_round): Likewise.
7206 (copy_bb): Use optimize_bb_for_speed_p.
7207 (duplicate_computed_gotos): Likewise.
7208 * basic-block.h (optimize_loop_nest_for_size_p,
7209 optimize_loop_nest_for_speed_p): New.
7210 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7212 2008-08-29 Tristan Gingold <gingold@adacore.com>
7214 * gcov.c (main): Call expandargv.
7216 2008-08-29 Jan Hubicka <jh@suse.cz>
7218 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7220 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7222 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7223 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7225 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7227 2008-08-29 Jan Hubicka <jh@suse.cz>
7229 * tree-pass.h (pass_strip_predict_hints): Declare.
7230 * predict.c (strip_builtin_expect): Rename to ...
7231 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7232 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7233 (tree_estimate_probability): Do not strip builtin_expect.
7234 (pass_strip_predict_hints): New pass.
7235 * tree-inline.c (expand_call_inline): When inlining cold function,
7236 predict it as unlikely.
7237 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7239 2008-08-29 Richard Guenther <rguenther@suse.de>
7241 PR tree-optimization/37207
7242 * tree-vrp.c (extract_range_from_binary_expr): Also try
7243 to constant fold if only one of the operands is a constant.
7245 2008-08-29 Nick Clifton <nickc@redhat.com>
7247 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7248 the same way as SYMBOL_REFs.
7250 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7252 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7254 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7256 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7257 * config/mips/mips.md (branch_likely): Remove const. Fix
7259 (define_delay for type "branch"): Change to only apply for branch
7260 with likely variant.
7261 (define_delay for type "branch" and "branch_likely" no). New delay
7263 (equality_op): New code iterator.
7264 (bbv, bbinv): New code attributes.
7265 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7268 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7269 Andrew Pinski <pinskia@gcc.gnu.org>
7272 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7274 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7276 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7277 rule that a symbolic constant must be defined and >= 0 for the
7278 corresponding facility to be present at compile-time.
7279 * gthr-posix.c: Likewise.
7281 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7283 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7284 * config/mips/mips.md (D): New mode attribute.
7285 (mulsi3, muldi3): Merge it into ...
7286 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7287 (muldi3_mul3): New pattern.
7288 (mulsi3_mult3): Rename to mulsi3_mul3.
7290 2008-08-28 Jan Hubicka <jh@suse.cz>
7292 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7294 * predict.c (always_optimize_for_size_p): Rename to ...
7295 (optimize_function_for_size): ... this one; make extern.
7296 (optimize_function_for_speed_p): New.
7297 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7298 optimize_edge_for_size_p,optimize_edge_for_size_p,
7299 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7300 * basic-block.h (optimize_function_for_size_p,
7301 optimize_function_for_speed_p): Declare.
7302 * i386.md (optimize_size checks): Replace them by appropriate
7304 (standard_80387_constant_p, ix86_compute_frame_layout,
7305 ix86_expand_epilogue, ix86_decompose_address,
7306 print_operand, emit_i387_cw_initialization,
7307 inline_memory_move_cost, ix86_pad_returns,
7308 ix86_reorg): Replace optimize_size checks.
7310 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7312 * rtl.h (simplify_subreg_regno): Declare.
7313 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7314 * simplify-rtx.c (simplify_subreg): ...here.
7315 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7316 subreg_offset_representable_p.
7318 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7321 * c-typeck.c (convert_for_assignment): Give a note describing what
7322 was passed and what was expected.
7324 2008-08-28 Joey Ye <joey.ye@intel.com>
7326 * doc/extend.texi: Document AVX built-in functions.
7327 * doc/invoke.texi: Document -mavx.
7329 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7330 Joey Ye <joey.ye@intel.com>
7331 Xuepeng Guo <xuepeng.guo@intel.com>
7333 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7335 * config/i386/cpuid.h (bit_FMA): New.
7336 (bit_XSAVE): Likewise.
7337 (bit_OSXSAVE): Likewise.
7338 (bit_AVX): Likewise.
7340 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7341 define. Use ASM_OUTPUT_AVX_PREFIX.
7343 * config/i386/gmmintrin.h: New.
7345 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7346 (OPTION_MASK_ISA_AVX_SET): New.
7347 (OPTION_MASK_ISA_FMA_SET): Likewise.
7348 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7349 (OPTION_MASK_ISA_FMA_SET): Likewise.
7350 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7351 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7352 (pta_flags): Add PTA_AVX and PTA_FMA.
7353 (override_options): Handle PTA_AVX and PTA_FMA.
7354 (init_cumulative_args): Handle warn_avx.
7355 (classify_argument): Return 0 for COImode and OImode. Return
7356 1 and X86_64_AVX_CLASS for 256bit vector types.
7357 (examine_argument): Handle X86_64_AVX_CLASS.
7358 (construct_container): Likewise.
7359 (function_arg_advance_32): Pass OImode and 256bit vector types
7361 (function_arg_advance_64): Take a new argument to indicate if a
7362 parameter is named. Handle 256bit vector types. Return
7363 immediately for unnamed 256bit vector mode parameters.
7364 (function_arg_advance): Updated.
7365 (function_arg_32): Add comments for TImode. Handle OImode
7366 and 256bit vector types.
7367 (function_arg_64): Take a new argument to indicate if a
7368 parameter is named. Handle 256bit vector types. Return NULL
7369 for unnamed 256bit vector mode parameters.
7370 (function_arg): Updated.
7371 (setup_incoming_varargs_64): Support
7372 AVX encoding for *sse_prologue_save_insn.
7373 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7374 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7375 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7376 enabled, otherwise return -3.
7377 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7379 (print_reg): Support AVX registers. Handle 'x' and 't'.
7380 Handle 'd' to duplicate the operand.
7381 (print_operand): Likewise. Also support AVX vector compare
7383 (output_387_binary_op): Support AVX.
7384 (output_fp_compare): Likewise.
7385 (ix86_expand_vector_move_misalign): Likewise.
7386 (ix86_attr_length_vex_default): New.
7387 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7388 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7389 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7390 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7391 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7392 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7393 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7394 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7395 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7396 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7397 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7398 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7399 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7400 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7401 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7402 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7403 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7404 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7405 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7406 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7407 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7408 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7409 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7410 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7411 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7412 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7413 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7414 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7415 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7416 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7417 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7418 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7419 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7420 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7421 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7422 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7423 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7424 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7425 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7426 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7427 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7428 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7429 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7430 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7431 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7432 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7433 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7434 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7435 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7436 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7437 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7438 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7439 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7440 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7441 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7442 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7443 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7444 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7445 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7446 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7447 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7448 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7449 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7450 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7451 and IX86_BUILTIN_MOVMSKPS256,
7452 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7453 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7454 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7455 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7456 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7457 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7458 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7459 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7460 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7461 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7462 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7463 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7464 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7465 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7466 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7467 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7468 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7469 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7470 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7471 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7472 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7473 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7474 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7475 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7476 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7477 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7478 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7479 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7480 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7481 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7482 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7483 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7484 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7485 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7486 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7487 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7488 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7489 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7490 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7491 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7492 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7493 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7494 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7495 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7496 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7497 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7498 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7499 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7500 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7501 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7502 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7503 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7504 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7505 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7506 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7507 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7508 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7509 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7511 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7512 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7513 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7514 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7515 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7516 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7517 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7518 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7519 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7520 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7521 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7522 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7523 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7524 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7525 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7526 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7527 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7528 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7529 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7530 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7531 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7532 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7533 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7534 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7535 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7536 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7537 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7538 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7539 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7540 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7541 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7542 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7543 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7544 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7545 IX86_BUILTIN_MOVMSKPS256.
7546 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7547 (ix86_expand_args_builtin): Likewise.
7548 (ix86_expand_special_args_builtin): Likewise.
7549 (ix86_hard_regno_mode_ok): Handle AVX modes.
7550 (ix86_expand_vector_init_duplicate): Likewise.
7551 (ix86_expand_vector_init_one_nonzero): Likewise.
7552 (ix86_expand_vector_init_one_var): Likewise.
7553 (ix86_expand_vector_init_concat): Likewise.
7554 (ix86_expand_vector_init_general): Likewise.
7555 (ix86_expand_vector_set): Likewise.
7556 (ix86_vector_mode_supported_p): Likewise.
7557 (x86_extended_reg_mentioned_p): Check INSN_P before using
7560 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7561 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7563 * config/i386/i386.h (TARGET_AVX): New.
7564 (TARGET_FMA): Likewise.
7565 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7566 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7567 (VALID_AVX256_REG_MODE): New.
7568 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7569 (AVX_FLOAT_MODE_P): Likewise.
7570 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7571 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7572 (AVX_VEC_FLOAT_MODE_P): Likewise.
7573 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7574 (ASM_OUTPUT_OPCODE): Likewise.
7575 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7577 (SSE_REG_MODE_P): Allow 256bit vector modes.
7578 (ix86_args): Add a warn_avx field.
7580 * config/i386/i386.md (UNSPEC_PCMP): New.
7581 (UNSPEC_VPERMIL): Likewise.
7582 (UNSPEC_VPERMIL2): Likewise.
7583 (UNSPEC_VPERMIL2F128): Likewise.
7584 (UNSPEC_MASKLOAD): Likewise.
7585 (UNSPEC_MASKSTORE): Likewise.
7586 (UNSPEC_CAST): Likewise.
7587 (UNSPEC_VTESTP): Likewise.
7588 (UNSPECV_VZEROALL): Likewise.
7589 (UNSPECV_VZEROUPPER): Likewise.
7590 (XMM0_REG): Likewise.
7591 (XMM1_REG): Likewise.
7592 (XMM2_REG): Likewise.
7593 (XMM3_REG): Likewise.
7594 (XMM4_REG): Likewise.
7595 (XMM5_REG): Likewise.
7596 (XMM6_REG): Likewise.
7597 (XMM8_REG): Likewise.
7598 (XMM9_REG): Likewise.
7599 (XMM10_REG): Likewise.
7600 (XMM11_REG): Likewise.
7601 (XMM12_REG): Likewise.
7602 (XMM13_REG): Likewise.
7603 (XMM14_REG): Likewise.
7604 (XMM15_REG): Likewise.
7606 (prefix_vex_imm8): Likewise.
7607 (prefix_vex_w): Likewise.
7608 (length_vex): Likewise.
7611 (*avx_ashlti3): Likewise.
7612 (*avx_lshrti3): Likewise.
7613 (*avx_setcc<mode>): Likewise.
7614 (*fop_<mode>_comm_mixed_avx): Likewise.
7615 (*fop_<mode>_comm_avx): Likewise.
7616 (*fop_<mode>_1_mixed_avx): Likewise.
7617 (*fop_<mode>_1_avx): Likewise.
7618 (*avx_<code><mode>3): Likewise.
7619 (*avx_ieee_smin<mode>3): Likewise.
7620 (*avx_ieee_smax<mode>3): Likewise.
7621 (mode): Add OI, V8SF and V4DF.
7622 (length): Support VEX prefix.
7623 (*cmpfp_i_mixed): Set prefix attribute.
7624 (*cmpfp_i_sse): Likewise.
7625 (*cmpfp_iu_mixed): Likewise.
7626 (*cmpfp_iu_sse): Likewise.
7627 (*movsi_1): Support AVX.
7628 (*movdi_2): Likewise.
7629 (*movdi_1_rex64): Likewise.
7630 (*movti_internal): Likewise.
7631 (*movti_rex64): Likewise.
7632 (*movsf_1): Likewise.
7633 (*movdf_nointeger): Likewise.
7634 (*movdf_integer_rex64): Likewise.
7635 (*movtf_internal): Likewise.
7636 (zero_extendsidi2_32): Likewise.
7637 (zero_extendsidi2_rex64): Likewise.
7638 (*extendsfdf2_mixed): Likewise.
7639 (*extendsfdf2_sse): Likewise.
7640 (*truncdfsf_fast_mixed): Likewise.
7641 (*truncdfsf_fast_sse): Likewise.
7642 (*truncdfsf_mixed): Likewise.
7643 (fix_trunc<mode>di_sse): Likewise.
7644 (fix_trunc<mode>si_sse): Likewise.
7645 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7646 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7647 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7648 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7649 (*rcpsf2_sse): Likewise.
7650 (*rsqrtsf2_sse): Likewise.
7651 (*sqrt<mode>2_sse): Likewise.
7652 (sse4_1_round<mode>2): Likewise.
7653 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7654 Support AVX. Set length attribute properly for AVX.
7656 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7657 (VECTOR_MODES (FLOAT, 32)): Likewise.
7658 (VECTOR_MODE (INT, DI, 8)): Likewise.
7659 (VECTOR_MODE (INT, HI, 32)): Likewise.
7660 (VECTOR_MODE (INT, QI, 64)): Likewise.
7661 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7662 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7663 (VECTOR_MODE (INT, DI, 4)): Removed.
7664 (VECTOR_MODE (INT, SI, 8)): Likewise.
7665 (VECTOR_MODE (INT, HI, 16)): Likewise.
7666 (VECTOR_MODE (INT, QI, 32)): Likewise.
7667 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7668 (INT_MODE (OI, 32)): Likewise.
7670 * config/i386/i386.opt (mavx): New.
7673 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7675 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7676 (*mov<mode>_internal_avx): New.
7677 (*movv2sf_internal_rex64_avx): Likewise.
7678 (*movv2sf_internal_avx): Likewise.
7680 * config/i386/predicates.md (const_4_to_5_operand): New.
7681 (const_6_to_7_operand): Likewise.
7682 (const_8_to_11_operand): Likewise.
7683 (const_12_to_15_operand): Likewise.
7684 (avx_comparison_float_operator): Likewise.
7686 * config/i386/sse.md (AVX256MODEI): New.
7687 (AVX256MODE): Likewise.
7688 (AVXMODEQI): Likewise.
7689 (AVXMODE): Likewise.
7690 (AVX256MODEF2P): Likewise.
7691 (AVX256MODE2P): Likewise.
7692 (AVX256MODE4P): Likewise.
7693 (AVX256MODE8P): Likewise.
7694 (AVXMODEF2P): Likewise.
7695 (AVXMODEF4P): Likewise.
7696 (AVXMODEDCVTDQ2PS): Likewise.
7697 (AVXMODEDCVTPS2DQ): Likewise.
7698 (avxvecmode): Likewise.
7699 (avxvecpsmode): Likewise.
7700 (avxhalfvecmode): Likewise.
7701 (avxscalarmode): Likewise.
7702 (avxcvtvecmode): Likewise.
7703 (avxpermvecmode): Likewise.
7704 (avxmodesuffixf2c): Likewise.
7705 (avxmodesuffixp): Likewise.
7706 (avxmodesuffixs): Likewise.
7707 (avxmodesuffix): Likewise.
7708 (vpermilbits): Likewise.
7709 (pinsrbits): Likewise.
7710 (mov<mode>): Likewise.
7711 (*mov<mode>_internal): Likewise.
7712 (push<mode>1): Likewise.
7713 (movmisalign<mode>): Likewise.
7714 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7715 (avx_movdqu<avxmodesuffix>): Likewise.
7716 (avx_lddqu<avxmodesuffix>): Likewise.
7717 (<plusminus_insn><mode>3): Likewise.
7718 (*avx_<plusminus_insn><mode>3): Likewise.
7719 (*avx_vm<plusminus_insn><mode>3): Likewise.
7720 (mul<mode>3): Likewise.
7721 (*avx_mul<mode>3): Likewise.
7722 (*avx_vmmul<mode>3): Likewise.
7723 (divv8sf3): Likewise.
7724 (divv4df3): Likewise.
7725 (avx_div<mode>3): Likewise.
7726 (*avx_div<mode>3): Likewise.
7727 (*avx_vmdiv<mode>3): Likewise.
7728 (avx_rcpv8sf2): Likewise.
7729 (*avx_vmrcpv4sf2): Likewise.
7730 (sqrtv8sf2): Likewise.
7731 (avx_sqrtv8sf2): Likewise.
7732 (*avx_vmsqrt<mode>2): Likewise.
7733 (rsqrtv8sf2): Likewise.
7734 (avx_rsqrtv8sf2): Likewise.
7735 (*avx_vmrsqrtv4sf2): Likewise.
7736 (<code><mode>3): Likewise.
7737 (*avx_<code><mode>3_finite): Likewise.
7738 (*avx_<code><mode>3): Likewise.
7739 (*avx_vm<code><mode>3): Likewise.
7740 (*avx_ieee_smin<mode>3): Likewise.
7741 (*avx_ieee_smax<mode>3): Likewise.
7742 (avx_addsubv8sf3): Likewise.
7743 (avx_addsubv4df3): Likewise.
7744 (*avx_addsubv4sf3): Likewise.
7745 (*avx_addsubv2df3): Likewise.
7746 (avx_h<plusminus_insn>v4df3): Likewise.
7747 (avx_h<plusminus_insn>v8sf3): Likewise.
7748 (*avx_h<plusminus_insn>v4sf3): Likewise.
7749 (*avx_h<plusminus_insn>v2df3): Likewise.
7750 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
7751 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
7752 (*avx_maskcmp<mode>3): Likewise.
7753 (avx_nand<mode>3): Likewise.
7754 (*avx_<code><mode>3): Likewise.
7755 (*avx_nand<mode>3): Likewise.
7756 (*avx_<code><mode>3): Likewise.
7757 (*avx_cvtsi2ss): Likewise.
7758 (*avx_cvtsi2ssq): Likewise.
7759 (*avx_cvtsi2sd): Likewise.
7760 (*avx_cvtsi2sdq): Likewise.
7761 (*avx_cvtsd2ss): Likewise.
7762 (avx_cvtss2sd): Likewise.
7763 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
7764 (avx_cvtps2dq<avxmodesuffix>): Likewise.
7765 (avx_cvttps2dq<avxmodesuffix>): Likewise.
7766 (*avx_cvtsi2sd): Likewise.
7767 (*avx_cvtsi2sdq): Likewise.
7768 (avx_cvtdq2pd256): Likewise.
7769 (avx_cvtpd2dq256): Likewise.
7770 (avx_cvttpd2dq256): Likewise.
7771 (*avx_cvtsd2ss): Likewise.
7772 (*avx_cvtss2sd): Likewise.
7773 (avx_cvtpd2ps256): Likewise.
7774 (avx_cvtps2pd256): Likewise.
7775 (*avx_movhlps): Likewise.
7776 (*avx_movlhps): Likewise.
7777 (avx_unpckhps256): Likewise.
7778 (*avx_unpckhps): Likewise.
7779 (avx_unpcklps256): Likewise.
7780 (*avx_unpcklps): Likewise.
7781 (avx_movshdup256): Likewise.
7782 (avx_movsldup256): Likewise.
7783 (avx_shufps256): Likewise.
7784 (avx_shufps256_1): Likewise.
7785 (*avx_shufps_<mode>): Likewise.
7786 (*avx_loadhps): Likewise.
7787 (*avx_storelps): Likewise.
7788 (*avx_loadlps): Likewise.
7789 (*avx_movss): Likewise.
7790 (*vec_dupv4sf_avx): Likewise.
7791 (*vec_concatv2sf_avx): Likewise.
7792 (*vec_concatv4sf_avx): Likewise.
7793 (*vec_setv4sf_0_avx): Likewise.
7794 (*vec_setv4sf_avx): Likewise.
7795 (*avx_insertps): Likewise.
7796 (avx_vextractf128<mode>): Likewise.
7797 (vec_extract_lo_<mode>): Likewise.
7798 (vec_extract_hi_<mode>): Likewise.
7799 (vec_extract_lo_<mode>): Likewise.
7800 (vec_extract_hi_<mode>): Likewise.
7801 (vec_extract_lo_v16hi): Likewise.
7802 (vec_extract_hi_v16hi): Likewise.
7803 (vec_extract_lo_v32qi): Likewise.
7804 (vec_extract_hi_v32qi): Likewise.
7805 (avx_unpckhpd256): Likewise.
7806 (*avx_unpckhpd): Likewise.
7807 (avx_movddup256): Likewise.
7808 (*avx_movddup): Likewise.
7809 (avx_unpcklpd256): Likewise.
7810 (*avx_unpcklpd): Likewise.
7811 (avx_shufpd256): Likewise.
7812 (avx_shufpd256_1): Likewise.
7813 (*avx_punpckhqdq): Likewise.
7814 (*avx_punpcklqdq): Likewise.
7815 (*avx_shufpd_<mode>): Likewise.
7816 (*avx_storehpd): Likewise.
7817 (*avx_loadhpd): Likewise.
7818 (*avx_loadlpd): Likewise.
7819 (*avx_movsd): Likewise.
7820 (*vec_concatv2df_avx): Likewise.
7821 (*avx_<plusminus_insn><mode>3): Likewise.
7822 (*avx_<plusminus_insn><mode>3): Likewise.
7823 (*avx_mulv8hi3): Likewise.
7824 (*avxv8hi3_highpart): Likewise.
7825 (*avx_umulv8hi3_highpart): Likewise.
7826 (*avx_umulv2siv2di3): Likewise.
7827 (*avx_mulv2siv2di3): Likewise.
7828 (*avx_pmaddwd): Likewise.
7829 (*avx_mulv4si3): Likewise.
7830 (*avx_ashr<mode>3): Likewise.
7831 (*avx_lshr<mode>3): Likewise.
7832 (*avx_ashl<mode>3): Likewise.
7833 (*avx_<code><mode>3): Likewise.
7834 (*avx_eq<mode>3): Likewise.
7835 (*avx_gt<mode>3): Likewise.
7836 (*avx_nand<mode>3): Likewise.
7837 (*avx_nand<mode>3): Likewise.
7838 (*avx_<code><mode>3): Likewise.
7839 (*avx_<code><mode>3): Likewise.
7840 (*avx_packsswb): Likewise.
7841 (*avx_packssdw): Likewise.
7842 (*avx_packuswb): Likewise.
7843 (*avx_punpckhbw): Likewise.
7844 (*avx_punpcklbw): Likewise.
7845 (*avx_punpckhwd): Likewise.
7846 (*avx_punpcklwd): Likewise.
7847 (*avx_punpckhdq): Likewise.
7848 (*avx_punpckldq): Likewise.
7849 (*avx_pinsr<avxmodesuffixs>): Likewise.
7850 (*avx_pinsrq): Likewise.
7851 (*avx_loadld): Likewise.
7852 (*vec_extractv2di_1_rex64_avx): Likewise.
7853 (*vec_extractv2di_1_avx): Likewise.
7854 (*vec_dupv2di_avx): Likewise.
7855 (*vec_concatv2si_avx): Likewise.
7856 (*vec_concatv4si_1_avx): Likewise.
7857 (*vec_concatv2di_avx): Likewise.
7858 (*vec_concatv2di_rex64_avx): Likewise.
7859 (*avx_uavgv16qi3): Likewise.
7860 (*avx_uavgv8hi3): Likewise.
7861 (*avx_psadbw): Likewise.
7862 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
7863 (*avx_phaddwv8hi3): Likewise.
7864 (*avx_phadddv4si3): Likewise.
7865 (*avx_phaddswv8hi3): Likewise.
7866 (*avx_phsubwv8hi3): Likewise.
7867 (*avx_phsubdv4si3): Likewise.
7868 (*avx_phsubswv8hi3): Likewise.
7869 (*avx_pmaddubsw128): Likewise.
7870 (*avx_pmulhrswv8hi3): Likewise.
7871 (*avx_pshufbv16qi3): Likewise.
7872 (*avx_psign<mode>3): Likewise.
7873 (*avx_palignrti): Likewise.
7874 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7875 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7876 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7877 (*avx_mpsadbw): Likewise.
7878 (*avx_packusdw): Likewise.
7879 (*avx_pblendvb): Likewise.
7880 (*avx_pblendw): Likewise.
7881 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7882 (avx_ptest256): Likewise.
7883 (avx_roundp<avxmodesuffixf2c>256): Likewise.
7884 (*avx_rounds<ssemodesuffixf2c>): Likewise.
7885 (*avx_aesenc): Likewise.
7886 (*avx_aesenclast): Likewise.
7887 (*avx_aesdec): Likewise.
7888 (*avx_aesdeclast): Likewise.
7889 (avx_vzeroupper): Likewise.
7890 (avx_vzeroupper_rex64): Likewise.
7891 (avx_vpermil<mode>): Likewise.
7892 (avx_vpermilvar<mode>3): Likewise.
7893 (avx_vpermil2<mode>3): Likewise.
7894 (avx_vperm2f128<mode>3): Likewise.
7895 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7896 (avx_vbroadcastss256): Likewise.
7897 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
7898 (avx_vinsertf128<mode>): Likewise.
7899 (vec_set_lo_<mode>): Likewise.
7900 (vec_set_hi_<mode>): Likewise.
7901 (vec_set_lo_<mode>): Likewise.
7902 (vec_set_hi_<mode>): Likewise.
7903 (vec_set_lo_v16hi): Likewise.
7904 (vec_set_hi_v16hi): Likewise.
7905 (vec_set_lo_v32qi): Likewise.
7906 (vec_set_hi_v32qi): Likewise.
7907 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7908 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
7909 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
7910 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
7911 (vec_init<mode>): Likewise.
7912 (*vec_concat<mode>_avx): Likewise.
7913 (blendbits): Support V8SF and V4DF.
7914 (sse2_movq128): Support AVX.
7915 (<sse>_movnt<mode>): Likewise.
7916 (sse2_movntv2di): Likewise.
7917 (sse_rcpv4sf2): Likewise.
7918 (sse_sqrtv4sf2): Likewise.
7919 (sse_rsqrtv4sf2): Likewise.
7920 (<sse>_comi): Likewise.
7921 (<sse>_ucomi): Likewise.
7922 (sse_cvtss2si): Likewise.
7923 (sse_cvtss2si_2): Likewise.
7924 (sse_cvtss2siq): Likewise.
7925 (sse_cvtss2siq_2): Likewise.
7926 (sse_cvttss2si): Likewise.
7927 (sse_cvttss2siq): Likewise.
7928 (sse2_cvtsd2si): Likewise.
7929 (sse2_cvtsd2si_2): Likewise.
7930 (sse2_cvtsd2siq): Likewise.
7931 (sse2_cvtsd2siq_2): Likewise.
7932 (sse2_cvttsd2si): Likewise.
7933 (sse2_cvttsd2siq): Likewise.
7934 (sse2_cvtdq2pd): Likewise.
7935 (*sse2_cvtpd2dq): Likewise.
7936 (*sse2_cvttpd2dq): Likewise.
7937 (*sse2_cvtpd2ps): Likewise.
7938 (sse2_cvtps2pd): Likewise.
7939 (sse3_movshdup): Likewise.
7940 (sse3_movsldup): Likewise.
7941 (sse_storehps): Likewise.
7942 (*sse4_1_extractps): Likewise.
7943 (sse2_storelpd): Likewise.
7944 (vec_dupv2df_sse3): Likewise.
7945 (*vec_concatv2df_sse3): Likewise.
7946 (*sse4_1_pextrb): Likewise.
7947 (*sse4_1_pextrb_memory): Likewise.
7948 (*sse2_pextrw): Likewise.
7949 (*sse4_1_pextrw_memory): Likewise.
7950 (*sse4_1_pextrd): Likewise.
7951 (*sse4_1_pextrq): Likewise.
7952 (sse2_pshufd_1): Likewise.
7953 (sse2_pshuflw_1): Likewise.
7954 (sse2_pshufhw_1): Likewise.
7955 (*sse2_storeq_rex64): Likewise.
7956 (*vec_dupv4si): Likewise.
7957 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
7958 (sse2_pmovmskb): Likewise.
7959 (*sse2_maskmovdqu): Likewise.
7960 (*sse2_maskmovdqu_rex64): Likewise.
7961 (sse_ldmxcsr): Likewise.
7962 (sse_stmxcsr): Likewise.
7963 (abs<mode>2): Likewise.
7964 (sse4_1_movntdqa): Likewise.
7965 (sse4_1_phminposuw): Likewise.
7966 (sse4_1_extendv8qiv8hi2): Likewise.
7967 (*sse4_1_extendv8qiv8hi2): Likewise.
7968 (sse4_1_extendv4qiv4si2): Likewise.
7969 (*sse4_1_extendv4qiv4si2): Likewise.
7970 (sse4_1_extendv2qiv2di2): Likewise.
7971 (*sse4_1_extendv2qiv2di2): Likewise.
7972 (sse4_1_extendv4hiv4si2): Likewise.
7973 (*sse4_1_extendv4hiv4si2): Likewise.
7974 (sse4_1_extendv2hiv2di2): Likewise.
7975 (*sse4_1_extendv2hiv2di2): Likewise.
7976 (sse4_1_extendv2siv2di2): Likewise.
7977 (*sse4_1_extendv2siv2di2): Likewise.
7978 (sse4_1_zero_extendv8qiv8hi2): Likewise.
7979 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
7980 (sse4_1_zero_extendv4qiv4si2): Likewise.
7981 (*sse4_1_zero_extendv4qiv4si2): Likewise.
7982 (sse4_1_zero_extendv2qiv2di2): Likewise.
7983 (*sse4_1_zero_extendv2qiv2di2): Likewise.
7984 (sse4_1_zero_extendv4hiv4si2): Likewise.
7985 (*sse4_1_zero_extendv4hiv4si2): Likewise.
7986 (sse4_1_zero_extendv2hiv2di2): Likewise.
7987 (*sse4_1_zero_extendv2hiv2di2): Likewise.
7988 (sse4_1_zero_extendv2siv2di2): Likewise.
7989 (*sse4_1_zero_extendv2siv2di2): Likewise.
7990 (sse4_1_ptest): Likewise.
7991 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
7992 (sse4_2_pcmpestri): Likewise.
7993 (sse4_2_pcmpestrm): Likewise.
7994 (sse4_2_pcmpistri): Likewise.
7995 (sse4_2_pcmpistrm): Likewise.
7997 (aeskeygenassist): Likewise.
7999 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8001 * config/i386/predicates.md (vzeroall_operation): New.
8003 * config/i386/sse.md (avx_vzeroall): New.
8004 (*avx_vzeroall): Likewise.
8006 2008-08-28 Paul Brook <paul@codesourcery.com>
8007 Mark Shinwell <shinwell@codesourcery.com>
8008 Richard Earnshaw <richard.earnshaw@arm.com>
8010 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8011 (TARGET_MIN_ANCHOR_OFFSET): New.
8012 (arm_override_options): Set correct anchor ranges for Thumb-1
8013 and Thumb-2 if required.
8014 (legitimize_pic_address): Handle case involving a TLS symbol
8015 reference with an addend.
8016 (arm_optimization_options): Enable section anchors at -O1 and
8018 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8019 * config/arm/arm-protos.h (arm_optimization_options): New.
8021 2008-08-28 Nick Clifton <nickc@redhat.com>
8023 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8024 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8027 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8028 * config/v850/v850.md (return): Remove frame size restriction.
8030 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8032 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8034 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8036 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8038 2008-08-28 Paul Brook <paul@codesourcery.com>
8040 * config/arm/vfp11.md: Update license notice.
8041 * config/arm/cortex-r4.md: Ditto.
8043 2008-08-28 Richard Guenther <rguenther@suse.de>
8045 PR tree-optimization/37207
8046 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8049 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8052 * tree.c (int_fits_type_p): Don't forget unsigned integers
8053 of type sizetype which higher end word equals -1.
8055 2008-08-28 Ira Rosen <irar@il.ibm.com>
8057 * target.h (struct vectorize): Add new target builtin.
8058 * tree-vectorizer.c (destroy_loop_vec_info): Call
8059 vect_free_slp_instance instead of vect_free_slp_node.
8060 * tree-vectorizer.h (enum slp_load_perm_type): New.
8061 (struct _slp_instance): Add new fields.
8062 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8063 (SLP_INSTANCE_LOADS): New.
8064 (vect_free_slp_tree): Remove.
8065 (vect_free_slp_instance): Declare.
8066 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8067 (vectorizable_load): Add argument.
8068 (vect_transform_slp_perm_load): New.
8069 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8071 (vect_get_place_in_interleaving_chain): New function.
8072 (vect_free_slp_tree): Make static.
8073 (vect_free_slp_instance): New function.
8074 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8075 collect the load location in the interleaving chain.
8076 (vect_supported_slp_permutation_p): New function.
8077 (vect_supported_load_permutation_p): Likewise.
8078 (vect_analyze_slp_instance): In case of loads permutation, call
8079 vect_supported_load_permutation_p to check that the permutation is
8081 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8082 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8083 (vect_create_mask_and_perm): New function.
8084 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8085 (vectorizable_load): Add an argument. Don't keep the created vectors
8086 statements in the node if permutation is required. Call
8087 vect_transform_slp_perm_load to generate the permutation.
8088 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8089 additional argument.
8090 (vect_schedule_slp_instance): In case of loads permutation, allocate
8091 vectorized statements structure for all the related SLP nodes. Call
8092 vect_transform_stmt with addditional argument.
8093 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8094 * config/spu/spu.c (spu_builtin_vec_perm): New.
8095 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8096 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8097 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8098 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8100 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8102 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8103 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8104 __gthread_cond_signal, __gthread_cond_timedwait,
8105 __gthread_cond_timedwait_recursive): New functions.
8106 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8108 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8111 2008-08-28 Richard Guenther <rguenther@suse.de>
8114 * fold-const.c (maybe_canonicalize_comparison_1): Require
8115 undefined overflow only for canonicalizing A +- CST cmp CST.
8116 Make sure to not generate new constants that are not inside
8117 their TYPE_MIN/MAX_VALUE range.
8118 (maybe_canonicalize_comparison): Remove undefined overflow
8120 (fold_binary): Remove now duplicate folding.
8122 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8124 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8125 use not updated in the last change.
8127 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8129 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8130 (IRA_COVER_CLASSES): Add FPUL_REGS.
8132 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8135 * c-common.c (conversion_warning): Check for null operands.
8137 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8140 * c-decl.c (check_for_loop_decls): Improve error message. Give
8143 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8146 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8147 (convert_for_assignment): Pass corrent OPT_W* parameter to
8148 WARN_FOR_ASSIGNMENT.
8150 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8153 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8155 2008-08-27 Paul Brook <paul@codesourcery.com>
8157 * config.gcc: Loosen checks for arm uclinux eabi targets.
8159 2008-08-27 Paul Brook <paul@codesourcery.com>
8161 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8163 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8165 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8167 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8168 the enumerators of an ENUMERAL_TYPE.
8169 * dbxout.c (dbxout_type): Ditto.
8171 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8174 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8175 (fwprop_addr): Check that the loop_father is not the outer loop.
8177 2008-08-26 Paul Brook <paul@codesourcery.com>
8179 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8180 Remove documentation entry for fmul type.
8181 Use fmuls to annotate single-precision multiplication patterns,
8182 fmuld to annotate double-precision multiplication patterns,
8183 fmacs to annotate single-precision multiply-accumulate patterns
8184 and fmacd to annotate double-precision multiply-accumulate patterns.
8185 * config/arm/vfp11.md: Update reservations accordingly.
8186 * config/arm/arm.md: Note that certain values of the "type"
8187 attribute are documented in vfp.md.
8188 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8189 (v10_cvt): Use new fmul types.
8191 2008-08-26 Paul Brook <paul@codesourcery.com>
8193 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8194 * config/arm/vfp11.md: ...here. New.
8195 * config/arm/arm.md: Include vfp11.md.
8197 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8199 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8200 parameter to inform call.
8202 2008-08-26 Jeff Law <law@redhat.com>
8204 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8205 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8206 preferred class when copying a constant into a partial word register.
8208 2008-08-26 Ben Elliston <bje@au.ibm.com>
8210 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8211 * cp/typeck.c: Likewise.
8212 * cp/tree.c: Likewise.
8213 * gimple-low.c: Likewise.
8216 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8218 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8219 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8221 * doc/passes.texi: Describe IRA.
8223 * doc/tm.texi (IRA_COVER_CLASSES,
8224 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8226 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8227 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8228 -fira-propagate-cost, -fno-ira-share-save-slots,
8229 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8231 * flags.h (ira_algorithm): New enumeration.
8232 (flag_ira_algorithm, flag_ira_verbose): New external variable
8235 * postreload.c (gate_handle_postreload): Don't do post reload
8236 optimizations unless the reload is completed.
8238 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8241 * tree-pass.h (pass_ira): New external variable declaration.
8243 * reload.h: Add 2008 to the Copyright.
8245 * cfgloopanal.c: Include params.h.
8246 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8249 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8251 * toplev.c (ira.h): New include.
8252 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8253 (backend_init_target): Call ira_init.
8254 (backend_init): Call ira_init_once.
8255 (finalize): Call finish_ira_once.
8257 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8258 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8261 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8262 may_move_out_cost): New external variable declarations.
8263 (move_table): New typedef.
8265 * caller-save.c: Include headers output.h and ira.h.
8266 (no_caller_save_reg_set): New global variable.
8267 (save_slots_num, save_slots): New variables.
8268 (reg_save_code, reg_restore_code, add_stored_regs): Add
8270 (init_caller_save): Set up no_caller_save_reg_set.
8271 (init_save_areas): Reset save_slots_num.
8272 (saved_hard_reg): New structure.
8273 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8274 (initiate_saved_hard_regs, new_saved_hard_reg,
8275 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8277 (setup_save_areas): Add code for sharing stack slots.
8278 (all_blocks): New variable.
8279 (save_call_clobbered_regs): Process pseudo-register too.
8280 (mark_set_regs): Process pseudo-register too.
8281 (insert_one_insn): Put the insn after bb note in a empty basic
8282 block. Add insn check.
8284 * global.c (eliminable_regset): Make it external.
8285 (mark_elimination): Use DF_LR_IN for IRA.
8286 (pseudo_for_reload_consideration_p): New.
8287 (build_insn_chain): Make it external. Don't ignore spilled
8288 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8289 (gate_handle_global_alloc): New function.
8290 (pass_global_alloc): Add the gate function.
8292 * opts.c (decode_options): Set up flag_ira. Print the warning for
8294 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8296 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8298 * regmove.c (regmove_optimize): Don't do replacement of output for
8301 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8302 New external variable declarations.
8304 * local-alloc.c (update_equiv_regs): Make it external. Return
8305 true if jump label rebuilding should be done. Rescan new_insn for
8307 (gate_handle_local_alloc): New function.
8308 (pass_local_alloc): Add the gate function.
8310 * alias.c (value_addr_p, stack_addr_p): New functions.
8311 (nonoverlapping_memrefs_p): Use them for IRA.
8313 * common.opt (fira, fira-algorithm, fira-coalesce,
8314 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8315 fira-verbose): New options.
8317 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8318 move_cost, may_move_in_cost, may_move_out_cost): Make the
8320 (move_table): Remove typedef.
8321 (init_move_cost): Make it external.
8322 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8325 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8326 setup_reg_classes): New function prototypes.
8327 (eliminable_regset): New external variable declaration.
8328 (build_insn_chain, update_equiv_regs): New function prototypes.
8330 * Makefile.in (IRA_INT_H): New definition.
8331 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8332 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8333 (reload1.o, toplev.o): Add dependence on ira.h.
8334 (cfgloopanal.o): Add PARAMS_H.
8335 (caller-save.o): Add dependence on output.h and ira.h.
8336 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8337 ira-emit.o, ira-lives.o): New entries.
8339 * passes.c (pass_ira): New pass.
8341 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8343 * reload1.c (ira.h): Include the header.
8344 (changed_allocation_pseudos): New bitmap.
8345 (init_reload): Initiate the bitmap.
8346 (compute_use_by_pseudos): Permits spilled registers in FROM.
8347 (temp_pseudo_reg_arr): New variable.
8348 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8349 IRA. Call alter_reg with the additional parameter. Don't clear
8350 spilled_pseudos for IRA. Restore original insn chain for IRA.
8351 Clear changed_allocation_pseudos at the end of reload.
8352 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8353 (hard_regno_to_pseudo_regno): New variable.
8354 (count_pseudo): Check spilled pseudos. Set up
8355 hard_regno_to_pseudo_regno.
8356 (count_spilled_pseudo): Check spilled pseudos. Update
8357 hard_regno_to_pseudo_regno.
8358 (find_reg): Use better_spill_reload_regno_p. Check
8359 hard_regno_to_pseudo_regno.
8360 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8362 (eliminate_regs_1): Use additional parameter for alter_reg.
8363 (finish_spills): Set up pseudo_previous_regs only for spilled
8364 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8365 more arguments. Don't clear live_throughout and dead_or_set for
8366 spilled pseudos. Use additional parameter for alter_reg. Call
8367 mark_allocation_change. Set up changed_allocation_pseudos.
8368 Remove sanity check.
8369 (emit_input_reload_insns, delete_output_reload): Use additional
8370 parameter for alter_reg. Call mark_allocation_change.
8371 (substitute, gen_reload_chain_without_interm_reg_p): New
8373 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8375 * testsuite/gcc.dg/20080410-1.c: New file.
8377 * config/s390/s390.h (IRA_COVER_CLASSES,
8378 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8380 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8382 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8384 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8386 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8388 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8390 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8392 2008-08-24 Jeff Law <law@redhat.com>
8393 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8394 when ignoring unavailable registers.
8396 2008-08-24 Jeff Law <law@redhat.com>
8397 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8398 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8399 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8400 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8402 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8403 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8405 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8406 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8407 * reload1.c (find_reg): Process registers in register allocation order.
8409 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8410 * toplev.c (backend_init_target): Move ira_init call from
8412 (lang_dependent_init_target): ...to here.
8414 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8415 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8416 calculate memory move costs for NO_REGS.
8418 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8419 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8420 STACK_REGS is defined.
8422 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8423 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8425 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8426 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8428 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8429 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8430 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8433 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8434 Dorit Nuzman <dorit@il.ibm.com>
8436 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8437 vec_extract_evenv4sf, vec_extract_evenv8hi,
8438 vec_extract_evenv16qi, vec_extract_oddv4si,
8439 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8440 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8441 vec_interleave_highv4si, vec_interleave_lowv4si,
8442 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8443 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8444 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8446 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8449 * config/rs6000/rs6000.c (optimization_options): Don't default to
8450 section anchors without toplevel reorder.
8452 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8454 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8455 (mfc_end_critical_section): Likewise.
8457 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8459 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8460 all type qualifiers from element type to vector type.
8462 2008-08-25 David Daney <ddaney@avtrex.com>
8464 * config/mips/mips.md (immediate_insn): Move up in file, fix
8465 comment typo, reformat.
8466 (fetchop_bit, atomic_hiqi_op memory_barrier,
8467 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8468 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8469 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8470 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8471 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8472 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8473 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8474 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8475 sync_old_nand<mode>, sync_new_nand<mode>,
8476 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8477 test_and_set_12): Moved to sync.md.
8479 * config/mips/sync.md: New file.
8481 2008-08-25 Richard Henderson <rth@redhat.com>
8483 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8484 (regsave): Likewise.
8485 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8486 (output_cfi_directive): Likewise.
8487 (div_data_align): New.
8488 (output_cfi): Use it.
8490 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8492 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8493 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8494 (TARGET_OCTEON): New macro.
8495 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8496 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8497 (ISA_HAS_POP): New macro.
8498 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8500 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8502 * config/mips/mips.md (cpu): Add octeon.
8503 (type): Add pop attribute value.
8504 (popcount<mode>2): New pattern.
8505 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8507 2008-08-24 Jan Hubicka <jh@suse.cz>
8509 * doc/invoke.texi (-fipa-cp-clone): New option.
8510 (-fipa-cp): Update docs.
8511 (--param ipcp-unit-growth):New.
8512 * ipa-cp.c: Include fibheap.h, params.h
8513 (ipcp_initialize_node_lattices): When not cloning, all externally
8514 visible functions are bottom.
8515 (ipcp_need_redirect_p): Accept clones.
8516 (ipcp_insert_stage): Use cost driven heuristics.
8517 (max_count, dead_nodes): New static vars.
8518 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8519 ipcp_const_param_count): New functions.
8520 * common.opt (ipa-cp-clone): New command line option.
8521 * params.def (ipcp-unit-growth): New.
8523 2008-08-24 Jan Hubicka <jh@suse.cz>
8525 * tree-inline.c (tree_function_versioning): Look harder
8526 for referenced vars.
8528 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8530 PR tree-optimization/37185
8531 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8533 2008-08-23 Jan Hubicka <jh@suse.cz>
8535 * ipa-cp.c (ipcp_analyze_node): New function.
8536 (ipcp_update_cloned_node): Use it.
8537 (ipcp_init_stage): Likewise.
8538 * ipa-inline.c (function_insertion_hook_holder): New static var.
8539 (analyze_function): Break out from ....
8540 (inline_generate_summary): Here; register insertion hook.
8541 (cgraph_decide_inlining): Remove hook.
8542 (add_new_function): New function.
8544 2008-08-23 Jan Hubicka <jh@suse.cz>
8546 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8548 2008-08-23 Jan Hubicka <jh@suse.cz>
8550 * ipa-cp.c (constant_val_insert): Remove.
8551 (ipcp_propagate_one_const): Remove.
8552 (ipcp_create_replace_map): Always insert replacements to the map.
8553 (ipcp_insert_stage): Do not try to insert statements by hand.
8554 * tree-inline.c (insert_init_stmt): Break out from ...
8555 (setup_one_parameter): ... here; allow NULL BB pointer.
8556 (tree_function_versioning): Use setup_one_parameter to process
8559 2008-08-23 Jan Hubicka <jh@suse.cz>
8561 * tree.c (decl_address_ip_invariant_p): New function.
8562 * tree.h (decl_address_ip_invariant_p): Declare.
8563 * gimple.c (strip_invariant_refs): Break out from ...
8564 (is_gimple_invariant_address): ... here
8565 (is_gimple_ip_invariant_address): New function.
8566 (is_gimple_ip_invariant): New function.
8567 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8570 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8571 (ipcp_lat_is_insertable): All constants are insertable.
8572 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8573 IPA_CONST_VALUE_REF.
8574 (ipcp_initialize_node_lattices): Propagate all types of operands.
8575 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8576 (ipcp_create_replace_map): Reformat.
8577 (ipcp_need_redirect_p): Simplify.
8578 (ipcp_insert_stage): Check that argument is used before clonning.
8579 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8581 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8582 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8583 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8584 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8585 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8586 * tree-inline.c (tree_function_versioning): Add variables referenced
8589 2008-08-23 Jan Hubicka <jh@suse.cz>
8592 * i386.c (standard_80387_constant_p): Use optimize_size.
8594 2008-08-23 Ira Rosen <irar@il.ibm.com>
8596 PR tree-optimization/37161
8597 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8598 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8599 (vect_determine_vectorization_factor): Move the scalar type
8600 retrieval to vect_get_smallest_scalar_type.
8601 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8602 scalar type. Remove redundant computation.
8603 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8604 (vect_get_slp_defs): Take the type of RHS into account if
8605 necessary by calling vect_get_smallest_scalar_type. Call
8606 vect_get_constant_vectors with additional argument.
8608 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8611 * doc/invoke.texi (Wwrite-strings): Clarify description.
8613 2008-08-23 Ira Rosen <irar@il.ibm.com>
8615 PR tree-optimization/37174
8616 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8617 def stmt is a part of the loop before accessing its stmt_vec_info.
8619 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8622 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8623 (*swap): New insn pattern.
8624 (*ashlqi3): Rename from ashlqi3 insn pattern.
8625 (ashlqi3): New expanders.
8626 (*lshrqi3): Rename from lshrqi3 insn pattern.
8627 (lshrqi3): New expanders.
8628 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8629 lshrqi3_const5, lshrqi3_const6): New splitters.
8630 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8631 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8634 2008-08-22 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/37078
8637 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8638 [+INF, +INF] ranges.
8640 2008-08-22 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/37143
8643 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8644 a conversion statement instead of a copy.
8646 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8649 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8650 CCCmode, CCOmode and CCSmode destination modes.
8653 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8654 from different units in a single alternative.
8655 (*vec_extractv2sf_1): Ditto.
8656 (*vec_extractv2si_0): Ditto.
8657 (*vec_extractv2si_1): Ditto.
8658 * config/i386/sse.md (sse2_storehpd): Ditto.
8659 (sse2_storelpd): Ditto.
8660 (sse2_loadhpd): Ditto.
8661 (sse2_loadlpd): Ditto.
8664 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8665 (popcountsi2): Ditto.
8666 (clzdi2_abm): Ditto.
8667 (popcountdi2): Ditto.
8668 (clzhi2_abm): Ditto.
8669 (popcounthi2): Ditto.
8671 2008-08-22 Richard Guenther <rguenther@suse.de>
8675 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8676 if the multiplication does not overflow.
8678 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8680 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8682 2008-08-21 Richard Henderson <rth@redhat.com>
8684 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8685 spurrious comma from test.
8686 * configure: Rebuild.
8688 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8691 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8694 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8696 * c-tree.h (grokfield): New argument.
8697 * c-decl.c (grokfield): Handle new location argument.
8698 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8700 2008-08-21 Richard Guenther <rguenther@suse.de>
8702 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8704 2008-08-21 Jan Hubicka <jh@suse.cz>
8706 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8707 (cgraph_add_function_insertion_hook,
8708 cgraph_remove_function_insertion_hook,
8709 cgraph_call_function_insertion_hooks): New functions.
8710 * cgraph.h (cgraph_add_function_insertion_hook,
8711 cgraph_remove_function_insertion_hook,
8712 cgraph_call_function_insertion_hooks): Declare.
8713 * ipa-reference.c (function_insertion_hook_holder): New variable.
8714 (check_operand, look_for_address_of): When checking late, do not care
8715 about module bitmaps.
8716 (add_new_function): New function.
8717 (generate_summary): Register hooks; zero module bitmaps.
8718 (propagate): Unregister hooks.
8719 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
8720 (add_new_function): New function.
8721 (generate_summary): Register hook.
8722 (propagate): Remove hook.
8724 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
8726 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
8727 * ipa-cp.c (ipcp_update_cloned_node): New function.
8728 (build_const_val): Handle functions correctly; bring type logic
8729 into sync with tree-inline.c
8730 (ipcp_init_stage): Take care of computing stuff needed by
8731 indirect inlining; update clones.
8732 (ipcp_generate_summary): Break out of ipcp_driver.
8733 (ipcp_driver): Do only execution and transformation.
8734 (pass_ipa_cp): Make IPA_PASS.
8735 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
8737 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
8738 ipcp, some info is already available.
8739 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
8740 * tree-inline.c (remap_ssa_name): Unshare expression.
8742 2008-08-21 Richard Guenther <rguenther@suse.de>
8744 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8745 a PHI ask VN if it is already available.
8746 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8747 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8749 2008-08-21 Richard Guenther <rguenther@suse.de>
8752 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
8753 makes sure to produce a result of the correct type.
8755 2008-08-21 Jan Hubicka <jh@suse.cz>
8756 Backport from LTO branch:
8758 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8759 Jan Hubicka <jh@suse.cz>
8762 (init_state, finish_state, set_function_state, generate_summary):
8764 (scan_stmt): Renamed from scan_function. Changed to keep state in
8765 local static vars rather than cgraph aux field.
8766 (propagate): Renamed from static_execute. Changed to keep state in
8767 local static vars rather than cgraph aux field.
8768 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
8769 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
8771 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8773 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
8774 * ipa-reference.c (init_function_info, generate_summary,
8775 propagate): New functions.
8776 (analyze_function): Call init_function_info.
8777 (static_execute): Stripped into generate_summary and propagate.
8778 (pass_ipa_reference): Made into ipa_opt_pass.
8780 2008-08-21 Richard Guenther <rguenther@suse.de>
8782 PR tree-optimization/37181
8783 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
8785 (extract_range_from_unary_expr): Likewise.
8787 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8789 * diagnostic.c (pedwarn_at): Rename as pedwarn.
8791 * toplev.h (pedwarn_at): Likewise.
8792 * builtins.c: Update all calls to pedwarn.
8793 * c-lex.c: Likewise.
8794 * toplev.c: Likewise.
8795 * c-tree.h: Likewise.
8796 * c-decl.c: Likewise.
8797 * c-errors.c: Likewise.
8798 * c-typeck.c: Likewise.
8799 * c-common.c: Likewise.
8800 * c-parser.c: Likewise.
8802 2008-08-20 Joseph Myers <joseph@codesourcery.com>
8805 * config/sparc/sparc.c (function_arg_slotno): Handle structure
8806 with MODE_VECTOR_INT mode.
8808 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8811 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
8812 initialized outside the current module.
8813 (warn_uninitialized_var): Ignore left-hand side when walking the
8814 trees. Ignore address expressions. Examine VUSE operands in gimple
8815 statements with a variable declaration on the right-hand side.
8817 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
8820 * rtlanal.c (subreg_offset_representable_p): Revert last change.
8822 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8825 * c-common.c (conversion_warning): Do not warn if applying bit-and
8826 operator to unsigned constant that fits in the target type.
8828 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8831 * c-common.c (conversion_warning): Do not warn for artificial
8834 2008-08-20 Richard Guenther <rguenther@suse.de>
8836 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
8837 (extract_range_from_binary_expr): Fall back to constant propagation.
8838 (extract_range_from_unary_expr): Likewise.
8840 2008-08-20 Richard Guenther <rguenther@suse.de>
8842 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
8843 with TREE_THIS_VOLATILE on shared nodes.
8844 (fold_stmt_r): Likewise.
8846 2008-08-20 Jakub Jelinek <jakub@redhat.com>
8849 * c-parser.c (c_parser_attributes): For keywords use canonical
8850 spelling for attr_name.
8852 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8854 * value-prof.c (check_counter): Revert wrong call to error.
8856 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8858 * profile.c: Update calls to inform.
8859 * value-prof.c: Update calls to inform.
8861 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8863 * diagnostic.c (inform): Add an explicit location_t parameter.
8864 * toplev.h (inform): Update declaration.
8865 * builtins.c: Update all calls to inform.
8866 * c-common.c: Likewise.
8867 * c-decl.c: Likewise.
8868 * c-opts.c: Likewise.
8869 * c-pch.c: Likewise.
8870 * c-pragma.c: Likewise.
8871 * c-typeck.c: Likewise.
8872 * coverage.c: Likewise.
8874 * toplev.c: Likewise.
8875 * tree-cfg.c: Likewise.
8876 * tree-ssa.c: Likewise.
8878 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
8881 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
8882 V2DI mode, for SSE4.1, use movq instead of vector set if the
8883 second element is zero and inter-unit moves are OK.
8885 2008-08-20 Richard Guenther <rguenther@suse.de>
8887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
8888 properly handle conversion/copy chains after tuplification.
8890 2008-08-20 Richard Guenther <rguenther@suse.de>
8892 * passes.c (init_optimization_passes): Move the second
8893 forwprop pass before alias computation. Remove the second
8894 DCE pass. Remove the first dominator and phi copy/const
8897 2008-08-20 Nick Clifton <nickc@redhat.com>
8899 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
8900 support of this feature. Do not assume that a sufficiently new
8901 assembler will support the feature regardless of the target type.
8902 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
8903 * configure: Regenerate.
8905 2008-08-20 Richard Guenther <rguenther@suse.de>
8907 * tree-vrp.c (found_in_subgraph): Remove.
8908 (live): New global static.
8909 (live_on_edge): New function.
8910 (blocks_visited): Remove.
8911 (register_edge_assert_for_2): Use live_on_edge.
8912 (find_conditional_asserts): Remove code dealing with
8913 found_in_subgraph. Do not walk the CFG.
8914 (find_switch_asserts): Likewise.
8915 (find_assert_locations_1): Renamed from find_assert_locations.
8916 Move finding assert locations for conditional and switch
8917 statements first. Update live bitmap. Do not walk the CFG.
8918 (find_assert_locations): New function.
8919 (insert_range_assertions): Remove entry of CFG walk.
8920 Adjust call to find_assert_locations.
8921 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
8922 that only can appear because of fake exit edges but assert we
8923 never try to insert on those.
8924 (fini_pre): Do not remove fake exit edges here...
8925 (execute_pre): ...but here, before committing edge inserts.
8927 2008-08-19 Richard Guenther <rguenther@suse.de>
8929 * passes.c (init_optimization_passes): Exchange store-ccp
8932 2008-08-19 Rafael Espíndola <espindola@google.com>
8934 * varasm.c (weak_decls): Move earlier in the file.
8935 (assemble_external): Add weak decls to the weak_decls list.
8936 (declare_weak): Don't add decls to the weak_decls list.
8938 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
8941 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
8942 before (sse2_shufpd_<mode>).
8944 2008-08-19 Jakub Jelinek <jakub@redhat.com>
8947 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
8948 * tree.c (block_nonartificial_location): Likewise.
8950 2008-08-19 Richard Guenther <rguenther@suse.de>
8952 PR tree-optimization/35972
8953 PR tree-optimization/23094
8954 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
8956 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
8957 handle MISALIGNED_INDIRECT_REF.
8958 (get_ref_from_reference_ops): New helper.
8959 (vn_reference_lookup_pieces): Walk the use-def chain using the
8960 alias-oracle if requested.
8961 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
8962 walking the use-def chain.
8963 (compute_avail): But not here.
8964 (create_component_ref_by_pieces_1): Properly handle
8965 MISALIGNED_INDIRECT_REF.
8966 (do_regular_insertion): Handle fully redundant
8967 expressions after PHI-translation also for SSA_NAME values, not
8968 only constants. Correctly use edoubleprime for that.
8970 2008-08-19 Ira Rosen <irar@il.ibm.com>
8972 * tree-vectorizer.c (supportable_widening_operation): Support
8973 multi-step conversion, return the number of steps in such conversion
8974 and the required intermediate types.
8975 (supportable_narrowing_operation): Likewise.
8976 * tree-vectorizer.h (vect_pow2): New function.
8977 (supportable_widening_operation): Change argument types.
8978 (supportable_narrowing_operation): Likewise.
8979 (vectorizable_type_promotion): Add an argument.
8980 (vectorizable_type_demotion): Likewise.
8981 * tree-vect-analyze.c (vect_analyze_operations): Call
8982 vectorizable_type_promotion and vectorizable_type_demotion with
8983 additional argument.
8984 (vect_get_and_check_slp_defs): Detect patterns.
8985 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
8987 (vect_analyze_slp_instance): Don't fail in case of multiple types.
8988 Call vect_build_slp_tree with correct arguments. Calculate unrolling
8989 factor according to the smallest type in the loop.
8990 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
8991 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
8992 supportable_widening_operation with correct arguments.
8993 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
8994 operands lists according to the number of vector statements in left
8995 or right node, if exists.
8996 (vect_gen_widened_results_half): Remove unused argument.
8997 (vectorizable_conversion): Call supportable_widening_operation,
8998 supportable_narrowing_operation, and vect_gen_widened_results_half
8999 with correct arguments.
9000 (vectorizable_assignment): Change documentation, support multiple
9002 (vectorizable_operation): Likewise.
9003 (vect_get_loop_based_defs): New function.
9004 (vect_create_vectorized_demotion_stmts): Likewise.
9005 (vectorizable_type_demotion): Support loop-aware SLP and general
9006 multi-step conversion. Call vect_get_loop_based_defs and
9007 vect_create_vectorized_demotion_stmts for transformation.
9008 (vect_create_vectorized_promotion_stmts): New function.
9009 (vectorizable_type_promotion): Support loop-aware SLP and general
9010 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9012 (vectorizable_store): Change documentation, support multiple
9014 (vectorizable_load): Likewise.
9015 (vect_transform_stmt): Pass SLP_NODE to
9016 vectorizable_type_promotion and vectorizable_type_demotion.
9017 (vect_schedule_slp_instance): Move here the calculation of number
9018 of vectorized statements for each node from...
9019 (vect_schedule_slp): ... here.
9020 (vect_transform_loop): Call vect_schedule_slp without the last
9023 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9026 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9027 to == in assert statement.
9028 (vectorizable_reduction): Fix typo.
9030 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9033 * value-prof.c (check_counter): Dereference pointer to overall
9034 count when printing it.
9036 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9038 * profile.h: Really add it.
9040 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9042 * mcf.c: Really add it.
9044 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9045 Vinodha Ramasamy <vinodha@google.com>
9047 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9049 * value-prof.c (check_counter): Fix the counter if
9050 flag_profile_correction is true.
9051 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9052 tree_mod_subtract_transform):
9053 Follow check_counter parameter change.
9054 * common.opt (fprofile-correction): New option.
9056 * profile.h: Likewise.
9057 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9058 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9059 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9061 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9062 flag_profile_correction is set.
9064 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9066 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9068 2008-08-18 Tomas Bily <tbily@suse.cz>
9070 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9071 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9073 * tree-data-ref.c (split_constant_offset_1): Likewise.
9074 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9075 * tree-sra.c (sra_walk_expr): Likewise.
9076 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9077 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9078 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9079 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9081 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9082 * tree-vect-transform.c (vectorizable_type_demotion)
9083 (vectorizable_type_promotion): Likewise.
9084 * tree-inline.c (expand_call_inline):
9085 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9086 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9087 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9088 * expr.c (expand_expr_real_1): Likewise.
9089 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9090 (gimple_assign_unary_useless_conversion_p): Likewise.
9091 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9092 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9093 * fold-const.c (fold_unary): Likewise.
9094 * tree.h (CONVERT_EXPR_P): Likewise.
9095 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9096 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9098 (register_edge_assert_for_2, extract_range_from_unary_expr)
9099 (register_edge_assert_for_1): Likewise.
9101 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9103 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9104 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9105 (enum real_value_const): Delete.
9106 (get_real_const): Delete.
9107 * real.c (get_real_const): Delete.
9108 (dconst_e_ptr): Define.
9109 (dconst_third_ptr): Define.
9110 (dconst_sqrt2_ptr): Define.
9111 * builtins.c: Update all callers.
9113 2008-08-18 Richard Guenther <rguenther@suse.de>
9115 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9116 statement iterator after statement removal.
9118 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9120 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9121 (detect_processor_freebsd): Likewise.
9122 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9124 2008-08-18 Richard Guenther <rguenther@suse.de>
9126 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9127 and loads have the correct types.
9129 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9132 * c-opts.c (cpp_opts): Remove static.
9133 * c-parser.c (cpp_opts): Declare it extern.
9134 (disable_extension_diagnostics): Handle cpp options.
9135 (enable_extension_diagnostics): Likewise.
9137 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9139 * diagnostics.c (permerror_at): Rename as permerror.
9140 (permerror): Delete.
9141 * toplev.h: Likewise.
9143 2008-08-18 Richard Guenther <rguenther@suse.de>
9145 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9146 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9147 Move call_cdce before build_alias. Move copyrename2,
9148 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9149 right after final inlining.
9150 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9151 (pass_build_cfg): But instead via TODO_dump_func.
9153 2008-08-18 Richard Guenther <rguenther@suse.de>
9155 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9157 (scalarize_init): If we failed to generate some initializers
9158 do not generate zeros for not instantiated members. Instead
9159 rely on the copy out.
9160 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9161 about missing flow-sensitive alias info only if we have
9164 2008-08-17 Nick Clifton <nickc@redhat.com>
9166 * doc/extend.texi (Function Attributes): Fix typo in description
9167 if hot function attribute.
9169 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9170 Richard Sandiford <rdsandiford@googlemail.com>
9172 * doc/install.texi (--with-mips-plt): Document.
9173 * doc/invoke.texi (-mplt, -mno-plt): Document.
9174 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9175 and handle ${with_mips_plt}.
9176 * config/mips/mips.opt (mplt): New option.
9177 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9178 (TARGET_ABICALLS_PIC2): Likewise.
9179 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9180 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9181 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9182 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9183 to decide whether to output ".option picX" directives.
9184 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9185 Pass -call_nonpic rather than -KPIC for -mplt.
9186 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9187 on the command line. Also remove it when -mabi=64 is used without
9189 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9190 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9191 TARGET_ABICALLS_PIC0.
9192 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9194 (mips16_build_function_stub): Only output ".option pic" directives
9195 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9196 (mips16_build_call_stub): Fix comment and remove redundant
9197 ".set at"/"set .noat" directives.
9198 (mips_function_rodata_section): Use the default behaviour for
9199 TARGET_ABSOLUTE_ABICALLS.
9200 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9201 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9202 (mips_restore_gp): Do nothing if the current function doesn't use
9204 (mips_expand_prologue): Only save $gp if the current function uses it.
9205 Use a normal move for TARGET_ABICALLS_PIC0.
9206 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9208 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9210 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9211 of function when handling GLOBAL_POINTER_REGNUM.
9213 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9216 * common.opt (-fstack-check): Do not declare the variable here.
9217 (-fstack-check=): New option variant.
9218 * doc/invoke.texi (Code Gen Options): Document it.
9219 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9220 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9221 (STACK_CHECK_STATIC_BUILTIN): New macro.
9222 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9223 * opts.c: Include expr.h.
9224 (common_handle_option) <OPT_fold_stack_check_>: New case.
9225 <OPT_fstack_check>: Likewise.
9226 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9227 consistently in the test for variable-sized types. Adjust for
9228 new behaviour of flag_stack_check.
9229 * explow.c: Include except.h.
9230 (allocate_dynamic_stack_space): Do not take into account
9231 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9232 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9233 for variable-sized parameters. Treat all parameters whose size is
9234 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9235 stack checking is enabled.
9236 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9237 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9238 if generic stack checking is enabled.
9239 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9240 * reload1.c (reload): Likewise.
9241 * stmt.c (expand_decl): Assert that all automatic variables have
9242 fixed size at this point and remove dead code.
9243 * flags.h (stack_check_type): New enumeration type.
9244 (flag_stack_check): Declare.
9245 * toplev.c (flag_stack_check): New global variable.
9246 * Makefile.in (opts.o): Add dependency on EXPR_H.
9247 (explow.o): Add dependency on except.h.
9249 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9251 * config/avr/avr.c (avr_override_options): Reduce value of
9252 PARAM_INLINE_CALL_COST.
9254 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9256 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9257 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9258 lieu of TYPE_MODE (type) throughout.
9260 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9262 * config/arm/arm.c (add_minipool_backward_ref): Check for
9263 8-byte-aligned entries in second case of forcing insertion after a
9264 particular entry. Change third case to avoid inserting
9265 non-8-byte-aligned entries before 8-byte-aligned ones.
9267 2008-08-15 Richard Guenther <rguenther@suse.de>
9269 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9270 strip components for unknown size accesses.
9272 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9274 * config/s390/2097.md New file.
9275 * config/s390/s390.md ("z10prop" attribute): Define none,
9276 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9277 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9278 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9279 possible values and apply them to insns as appropriate.
9280 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9281 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9282 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9283 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9284 ("bfp" mode attribute): Removed. Every occurence replaced
9286 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9287 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9290 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9293 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9296 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9298 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9299 additional argument. Support reduction when duplication is needed due
9300 to data-types of different sizes in the loop.
9301 (get_initial_def_for_induction): Fix printout.
9302 (vect_get_vec_def_for_stmt_copy): Support case where the
9303 vec_stmt_for_operand is a phi node.
9304 (vectorizable_reduction): Support reduction when duplication is needed
9305 due to data-types of different sizes in the loop.
9306 (vectorizable_call): Remove restriction to not vectorize in case we
9307 have data-types of different sizes in the loop.
9308 (vectorizable_conversion): Likewise.
9309 (vectorizable_operation): Likewise.
9310 (vectorizable_type_demotion): Likewise.
9311 (vectorizable_type_promotion): Likewise.
9312 (vectorizable_induction): Add restriction to not vectorize in case
9313 we have data-types of different sizes in the loop.
9315 2008-08-14 Christophe Saout <christophe@saout.de>
9316 Uros Bizjak <ubizjak@gmail.com>
9319 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9320 (*vec_concatv2di_rex64_sse4_1): Ditto.
9321 (*vec_concatv2di_rex64_sse): Ditto.
9323 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9326 * fold-const.c (fold_widened_comparison): Do not allow
9327 sign changes that change the result even if shorter type
9328 is wider than arg1_unw's type.
9330 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9332 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9333 Skip if the multilib testing specifies -march that does not
9334 agree with the one specified in the testcase.
9336 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9338 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9339 zero extend SImode values being converted to TFmode before passing
9342 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9344 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9345 __PPU__ when targeting the Cell/B.E. PPU processor.
9347 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9349 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9350 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9351 Rematerialize the static chain, if any.
9352 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9355 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9357 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9358 (new_loc_descr): Likewise.
9359 (add_loc_descr): Likewise.
9360 (size_of_loc_descr): Likewise.
9361 (size_of_locs): Likewise.
9362 (output_loc_operands): Likewise.
9363 (output_loc_sequence): Likewise.
9364 (new_reg_loc_descr): New.
9365 (build_cfa_loc): Use it.
9366 (build_cfa_aligned_loc): Likewise.
9367 (one_reg_loc_descriptor): Likewise.
9368 (based_loc_descr): Likewise.
9370 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9373 * doc/invoke.texi (Wmain): Update.
9374 * c-decl.c (start_decl): warn_main is only 0 or 1.
9375 (start_function): Likewise. Fix formatting.
9376 (finish_function): Delete redundant warning.
9377 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9378 * c-opts (c_common_handle_option): -Wall only has effect if
9379 warn_main is uninitialized. OPT_Wmain is automatically
9380 handled. -pedantic also enables Wmain.
9381 (c_common_post_options): Handle all logic for Wmain here.
9382 * c-common.c (warn_main): Delete.
9383 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9384 * c-common.h (warn_main): Delete.
9386 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9389 * expr.c (emit_group_store): Allocate stack temp with the
9390 largest alignment when copying from register to stack.
9392 2008-08-13 Richard Guenther <rguenther@suse.de>
9394 * tree.h (maybe_fold_offset_to_address): Declare.
9395 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9396 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9397 Likewise for POINTER_PLUS_EXPR.
9398 (maybe_fold_offset_to_reference): Enable disabled code.
9399 (maybe_fold_offset_to_address): New function.
9400 (fold_stmt_r): Use it.
9401 (fold_gimple_assign): Likewise.
9402 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9403 (gimplify_expr): Likewise.
9405 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9407 * toplev.h (pedwarn_at): Fix declaration.
9409 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9411 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9412 LINK_SPEC): Use %R in -Y P argument.
9414 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9417 * diagnostic.c (pedwarn_at): New.
9418 * toplev.h (pedwarn_at): Declare.
9419 * c-tree.h (build_enumerator): Update declaration.
9420 * c-decl.c (finish_enum): Update comment.
9421 (build_enumerator): Take a location parameter. Give a pedwarn but do
9422 not perform any conversion.
9423 * c-parser.c (c_parser_enum_specifier): Set correct location for
9426 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9429 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9430 expressions except for conversions to signed:1 bitfields. Handle
9431 COND_EXPR with constant operands.
9433 2008-08-13 Richard Guenther <rguenther@suse.de>
9435 PR tree-optimization/15255
9436 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9437 (struct oecount_s): New struct and VEC types.
9439 (oecount_hash): New function.
9440 (oecount_eq): Likewise.
9441 (oecount_cmp): Likewise.
9442 (zero_one_operation): New function.
9443 (build_and_add_sum): Likewise.
9444 (undistribute_ops_list): Perform un-distribution of multiplication
9445 and division on the chain of summands.
9446 (should_break_up_subtract): Also break up subtracts for factors.
9447 (reassociate_bb): Delete dead visited statements.
9448 Call undistribute_ops_list. Re-sort and optimize if it did something.
9449 * passes.c (init_optimization_passes): Move DSE before
9451 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9454 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9456 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9458 * doc/invoke.texi: Revert unintended checkin.
9460 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9463 * gcc.c (include_spec_function): Tweak call to find_a_file.
9465 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9468 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9469 and TRUTH_ORIF_EXPR.
9470 * dojump.c (do_jump): Likewise.
9472 PR tree-optimization/37084
9473 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9474 if id->regimplify, don't assume stmt is a cast assignment.
9476 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9478 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9480 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9483 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9486 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9488 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9489 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9491 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9492 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9493 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9494 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9495 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9497 * doc/tm.texi (Storage Layout): Remove documentation for
9498 TARGET_FLOAT_FORMAT.
9500 * simplify-rtx.c (simplify_binary_operation_1): Replace
9501 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9503 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9505 * real.h (struct real_format): New member has_sign_dependent_rounding.
9506 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9507 spu_single_format, ieee_double_format, mips_double_format,
9508 motorola_double_format, ieee_extended_motorola_format,
9509 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9510 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9511 mips_extended_format, ieee_quad_format, mips_quad_format,
9512 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9513 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9515 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9516 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9517 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9518 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9519 (ROUND_TOWARDS_ZERO): Likewise.
9521 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9522 (FLOAT_MODE_FORMAT): New macro.
9523 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9524 (MODE_COMPOSITE_P): ... this new macro.
9525 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9526 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9527 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9529 * flags.h: Include "real.h".
9531 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9532 REAL_MODE_FORMAT_COMPOSITE_P.
9533 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9535 * doc/tm.texi (Storage Layout): Remove documentation of
9536 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9537 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9538 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9539 they only apply to libgcc2.a.
9541 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9543 * config/spu/float_disf.c: New file.
9544 * config/spu/float_unsdisf.c: New file.
9545 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9546 (LIB2FUNCS_EXCLUDE): Define.
9548 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9549 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9551 * real.h (struct real_format): New member round_towards_zero.
9552 * real.c (round_for_format): Respect fmt->round_towards_zero.
9553 (ieee_single_format, mips_single_format, motorola_single_format,
9554 spu_single_format, ieee_double_format, mips_double_format,
9555 motorola_double_format, ieee_extended_motorola_format,
9556 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9557 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9558 mips_extended_format, ieee_quad_format, mips_quad_format,
9559 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9560 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9562 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9563 real_format to choose rounding mode when calling MPFR functions.
9564 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9565 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9567 * real.h (real_to_decimal_for_mode): Add prototype.
9568 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9569 Respect target rounding mode when generating decimal representation.
9570 (real_to_decimal): New stub for backwards compatibility.
9571 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9572 real_to_decimal_for_mode instead of real_to_decimal.
9574 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9576 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9577 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9579 * real.c (spu_single_format): New variable.
9580 * real.h (spu_single_format): Declare.
9582 * config/spu/spu.c (spu_override_options): Install SFmode format.
9583 (spu_split_immediate): Use integer mode to operate on pieces of
9584 floating-point values in all cases.
9586 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9587 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9588 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9590 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9592 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9594 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9596 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9598 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9601 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9602 on the VAR_DECL instead of TYPE_READONLY on its type.
9604 2008-08-12 Ira Rosen <irar@il.ibm.com>
9606 * tree-vectorizer.c: Depend on langhooks.h.
9607 (supportable_widening_operation): Add two arguments. Support double
9609 (supportable_narrowing_operation): Likewise.
9610 * tree-vectorizer.h (supportable_widening_operation): Add two
9612 (supportable_narrowing_operation): Likewise.
9613 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9614 supportable_widening_operation with correct arguments.
9615 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9616 (vectorizable_type_demotion): Support double type conversions.
9617 (vectorizable_type_promotion): Likewise.
9618 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9620 2008-08-11 Michael Matz <matz@suse.de>
9622 * i386/i386.c (override_options): Move initialisation from
9623 flag_schedule_insns_after_reload to here from ...
9624 (optimization_options): ... here.
9626 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9628 PR rtl-optimization/36998
9629 * dwarf2out.c (compute_barrier_args_size_1,
9630 compute_barrier_args_size): Temporarily remove assertions.
9632 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9635 * tree-ssa.c (struct walk_data): Add new flag
9636 warn_possibly_uninitialized.
9637 (warn_uninitialized_var): Use it.
9638 (warn_uninitialized_vars): New.
9639 (execute_early_warn_uninitialized): Call it.
9640 (execute_late_warn_uninitialized): Likewise.
9642 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9645 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9648 2008-08-09 Jan Hubicka <jh@suse.cz>
9651 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9653 (expand_fix): Be prepared for expansion to fail.
9654 (expand_sfix_optab): Remove instructions if expansion failed.
9656 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9658 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9660 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9661 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9663 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9665 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9666 mips/t-libgcc-mips16 to tmake_file.
9667 * config/mips/mips-protos.h (mips_call_type): New enum.
9668 (mips_pic_base_register, mips_got_load): Declare.
9669 (mips_restore_gp): Take an rtx argument.
9670 (mips_use_pic_fn_addr_reg_p): Declare.
9671 (mips_expand_call): Replace the sibcall_p argument with
9672 a mips_call_type argument. Add a lazy_p parameter.
9673 (mips_split_call): Declare.
9674 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9675 (MIPS16_PIC_TEMP): Likewise.
9676 (reg_class): Delete M16_NA_REGS.
9677 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9678 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9679 (mips_split_hi_p): Declare.
9680 * config/mips/mips.c (mips_split_hi_p): New array.
9681 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9682 (mips_got_symbol_type_p): New function.
9683 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9684 (mips16_stub_function_p): New function.
9685 (mips16_local_function_p): Likewise.
9686 (mips_use_pic_fn_addr_reg_p): Likewise.
9687 (mips_cannot_force_const_mem): Return false for HIGHs.
9688 Extend CONST_INT and symbolic handling to MIPS16, using
9689 mips_symbol_insns to check that the base symbol type is a
9690 legitimate constant. Reject GOT-based constants if
9691 TARGET_MIPS16_PCREL_LOADS.
9692 (mips_const_insns): Check targetm.cannot_force_const_mem when
9693 decomposing a symbolic base and a large offset.
9694 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9695 When calling a function that needs $25 from MIPS16 code,
9696 move the target address into $25 separately and add a USE
9698 (mips16_gp_pseudo_reg): Insert the initializer immediately
9699 before the first real insn.
9700 (mips_pic_base_register, mips_got_load): New functions.
9701 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9702 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9703 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9704 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9705 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9706 also passing NULL_RTX rather than const0_rtx as the aux argument.
9707 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9708 instead of TARGET_EXPLICIT_RELOCS.
9709 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9710 (mips_load_call_address): Replace the sibcall_p argument with
9711 a mips_call_type argument. Use mips_got_load.
9712 (mips16_local_alias): New structure.
9713 (mips16_local_aliases): New variable.
9714 (mips16_local_aliases_hash): New function.
9715 (mips16_local_aliases_eq): Likewise.
9716 (mips16_local_alias): Likewise.
9717 (mips16_stub_function): Likewise.
9718 (mips16_build_function_stub): Create a local alias for the target
9719 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
9720 .cpload directive and an R_MIPS_NONE relocation for the target
9721 function, then load the alias rather than the function itself.
9722 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
9723 (mips16_copy_fpr_return_value): Use mips16_stub_function and
9724 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
9725 (mips16_build_call_stub): Replace the FN parameter with an
9726 FN_PTR parameter. Force the address into a register if it
9727 isn't a call_insn_operand; don't rely on the caller to do this.
9728 If a call to a locally-defined and locally-binding MIPS16
9729 function must be made indirectly, redirect the call to the
9730 function's local alias. Use mips16_stub_function_p,
9731 mips16_stub_function, mips_expand_call and use_reg.
9732 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
9733 Use explicit %hi and %lo accesses where possible.
9734 Use MIPS_CALL to generate the correct code form of a
9735 jal instruction. Add clobbers of $18 instead of uses.
9736 Update the call to mips_emit_call_insn.
9737 (mips_expand_call): Replace the SIBCALL_P argument with a
9738 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
9739 Take a LAZY_P parameter. Call mips16_build_call_stub first,
9740 allowing it to modify the call address. Update the calls to
9741 mips_load_call_address and mips_emit_call_insn.
9742 (mips_split_call): New function.
9743 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
9744 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
9745 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
9746 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
9747 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
9749 (mips_cprestore_slot): New function.
9750 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
9751 and use mips_cprestore_slot.
9752 (mips_output_function_prologue): Handle TARGET_MIPS16 for
9754 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
9755 then use a copygp_mips16 instruction to set up $28.
9756 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
9757 (mips16_lay_out_constants): Call split_all_insns_noflow.
9758 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
9759 false if TARGET_MIPS16.
9760 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
9761 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
9762 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
9763 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
9764 MIPS16 code. Allow MIPS16 o32 PIC.
9765 (mips_override_options): Allow MIPS16 o32 PIC.
9766 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
9767 after reload if TARGET_USE_GOT.
9768 (UNSPEC_COPYGP): New constant.
9769 (length): Use a default length of 8 for MIPS16 GOT loads.
9770 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
9771 (*got_page<mode>): Check mips_split_hi_p.
9772 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
9773 (unspec_got<mode>, unspec_call<mode>): New expanders.
9774 (load_got<mode>, load_call<mode>): Remove the length attributes.
9775 Use a got attribute instead of a type attribute.
9776 (copygp_mips16): New insn.
9777 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
9778 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
9779 (sibcall, sibcall_value, call, call_value): Update the calls
9780 to mips_expand_call.
9781 (call_internal, call_value_internal): Use mips_split_call.
9782 (call_value_multiple_internal): Likewise.
9783 (call_split): Move after call_internal (the insn it is split from).
9784 (call_internal_direct, call_value_internal_direct): Turn into
9785 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
9786 (call_direct_split, call_value_direct_split): New patterns.
9787 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
9788 and use M16_REGS instead of M16_NA_REGS.
9789 * config/mips/predicates.md (const_call_insn_operand): Replace
9790 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
9791 mips_use_pic_fn_addr_reg_p check.
9792 (move_operand): Reject HIGHs if mips_split_hi_p.
9793 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
9794 (__mips16_floatunsisf): Inline __mips16_floatsisf.
9795 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
9796 * config/mips/libgcc-mips16.ver: New file.
9797 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
9798 $(srcdir)/config/mips/libgcc-mips16.ver.
9800 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9802 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
9804 (mips_unspec_address, mips_unspec_offset_high): Likewise.
9805 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
9806 (mips16_cfun_returns_in_fpr_p): Likewise.
9808 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9810 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
9811 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
9812 rather than 4 to PC.
9814 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9816 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
9817 (FUNCTION_PROFILER): Save the static chain pointer into $2
9818 beforehand and restore it aftewards.
9819 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
9820 address directly into $25 and call the function through $25;
9821 do not clobber $3. Pad the DImode version to cover the space
9822 left by the deleted $25 <- $3 move.
9823 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
9824 the removal of the $25 <- $3 move.
9825 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
9826 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9828 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9829 Daniel Jacobowitz <dan@codesourcery.com>
9831 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
9832 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
9833 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
9834 * config/mips/mips.c (mips_start_function_definition): New function.
9835 (mips_end_function_definition): Likewise.
9836 (mips_output_function_prologue): Use mips_start_function_definition.
9837 (mips_output_function_epilogue): Use mips_end_function_definition.
9838 (build_mips16_function_stub): Use mips_start_function_definition
9839 and mips_end_function_definition.
9840 (build_mips16_call_stub): Likewise.
9842 2008-08-09 Richard Guenther <rguenther@suse.de>
9844 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
9845 * gimple.h (gimple_call_fn): Adjust comment.
9846 (gimple_call_set_fndecl): New function.
9847 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
9848 longer having bare FUNCTION_DECL operand.
9849 (gimple_call_return_type): Likewise.
9850 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
9852 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
9853 (gimple_mod_pow2): Likewise.
9854 (gimple_mod_subtract): Likewise.
9855 (gimple_ic): Likewise.
9856 (gimple_stringop_fixed_value): Likewise.
9857 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
9858 longer having bare FUNCTION_DECL operand.
9859 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
9860 * omp-low.c (optimize_omp_library_calls): Likewise.
9861 * cgraphunit.c (update_call_expr): Likewise.
9862 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9863 (execute_convert_to_rsqrt): Likewise.
9864 * cfgexpand.c (gimple_to_tree): Simplify.
9865 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
9866 bare FUNCTION_DECL operand.
9867 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
9868 (convert_gimple_call): Use gimple_call_fndecl.
9869 * c-common.c (c_warn_unused_result): Likewise.
9871 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9874 * c-typeck.c (digest_init): Call verify_sequence_points from here.
9875 (c_finish_return): Likewise.
9876 (c_start_case): Likewise.
9877 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
9878 * c-parser.c (c_parser_condition): New. Call
9879 verify_sequence_points.
9880 (c_parser_paren_condition): Call c_parser_condition.
9881 (c_parser_for_statement): Call c_parser_condition.
9883 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9886 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
9887 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
9888 Moved from diagnostic.h
9889 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
9891 (emit_diagnostic): New.
9892 (warning0, pedwarn0): Delete.
9893 (warning, warning_at, pedwarn, permerror): Return bool.
9894 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
9895 Moved to diagnostic.c.
9896 (struct diagnostic_context): Use correct type for
9897 classify_diagnostic.
9898 (diagnostic_report_diagnostic): Update declaration.
9899 (emit_diagnostic): Declare.
9900 * errors.c (warning): Return bool.
9901 * errors.h (warning): Update declaration.
9902 * toplev.h (warning0, pedwarn0): Delete.
9903 (warning, warning_at, pedwarn, permerror): Return bool.
9904 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
9905 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
9906 inform. Update all calls.
9907 (diagnose_mismatched_decls): Check return value of warning/pedwarn
9908 before giving informative note.
9909 (implicit_decl_warning): Likewise.
9910 * c-typeck.c (build_function_call): Likewise.
9911 * tree-sssa.c (warn_uninit): Likewise.
9912 * builtins.c (gimplify_va_arg_expr): Likewise.
9914 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9917 * doc/invoke.texi (-Wextra): Move warning from here...
9918 (-Wuninitialized): ... to here.
9920 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9923 * flags.h (set_Wunused): Delete
9924 * toplev.c (process_options): Handle Wunused flags here.
9925 * opts.c (maybe_warn_unused_parameter): Delete.
9926 (common_handle_option): Replace set_Wunused by warn_unused.
9927 (set_Wextra): Do not handle Wunused-parameter here.
9928 (set_Wunused): Delete.
9929 * c-opts.c (c_common_handle_option): Replace set_Wunused by
9931 * common.opt (Wunused): Add Var and Init.
9932 (Wunused-function): Likewise.
9933 (Wunused-label): Likewise.
9934 (Wunused-parameter): Likewise.
9935 (Wunused-value): Likewise.
9936 (Wunused-variable): Likewise.
9938 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
9940 * doc/invoke.texi: Add cpu_type power7.
9941 * config.in (HAVE_AS_VSX): New.
9942 * config.gcc: Add cpu_type power7.
9943 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
9945 * configure: Regenerate.
9946 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
9948 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
9949 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
9950 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
9952 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
9954 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
9955 type to vectorize.builtin_conversion.
9956 (vectorizable_conversion): Likewise.
9957 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
9958 integral type as input.
9959 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
9961 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
9962 and ALTIVEC_BUILTIN_VCTSXS.
9963 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
9966 2008-08-08 Richard Guenther <rguenther@suse.de>
9968 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
9969 (surely_varying_stmt_p): Calls are varying only if they are
9970 non-builtin and not indirect or have no result.
9971 (ccp_fold): Re-instantiate code before the tuples merge.
9973 2008-08-08 Richard Guenther <rguenther@suse.de>
9975 PR tree-optimization/37056
9976 * gimple.h (gimple_assign_rhs_class): New helper function.
9977 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
9978 unary operations properly.
9980 2008-08-07 Jan Hubicka <jh@suse.cz>
9982 * i386.h (ix86_size_cost): Declare.
9983 (ix86_cur_cost): New function macro.
9984 * i386.md (peepholes expanding size and splitters): Predicate by
9985 optimize_insn_for_speed_p.
9986 (peepholes reduce size and splitters): Predicate by
9987 optimize_insn_for_size_p.
9988 * i386.c (ix86_size_cost): Rename from ...
9989 (size_cost): This one.
9990 (override_options): Update.
9991 (decide_alg): Likewise.
9992 (ix86_expand_clear): Use RTL profile.
9993 (ix86_pad_returns): Use RTL profile.
9995 2008-08-07 Jan Hubicka <jh@suse.cz>
9997 * recog.c (split_all_insns): Set RTL profile
9998 (peephole2_optimize): Likewise.
9999 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10000 * combine.c (combine_instructions): Likewise.
10002 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10004 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10006 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10008 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10009 value in a6 after the set_frame_ptr insn.
10011 2008-08-07 Richard Henderson <rth@redhat.com>
10014 * gcc.c (cpp_options): Pass along -g*.
10016 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10018 * config/arm/arm.c (output_move_neon): Update comment describing
10019 big-endian vector layout.
10020 (arm_assemble_integer): Do not handle big-endian NEON vectors
10022 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10023 neon_vget_lane<mode>_sext_internal,
10024 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10025 element indices for big-endian.
10027 2008-08-07 Richard Henderson <rth@redhat.com>
10029 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10030 * configure, config.in: Rebuild.
10031 * debug.h (dwarf2out_do_cfi_asm): Declare.
10032 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10033 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10034 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10035 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10037 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10039 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10040 movv2si_internal): Combine into mov<mode>_internal.
10041 (movv2si_internal_2): Remove.
10043 2008-08-07 Jan Hubicka <jh@suse.cz>
10046 * i386.md (single stringop patterns): Enable unconditionally.
10048 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10051 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10053 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10054 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10056 * config/i386/sse.md (sse2_movq128): New.
10058 * doc/extend.texi: Document __builtin_ia32_movq128.
10060 2008-08-07 Richard Guenther <rguenther@suse.de>
10062 PR middle-end/37042
10063 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10064 pointers can access anything.
10066 2008-08-06 Jan Hubicka <jh@suse.cz>
10068 * optabs.c (emit_unop_insn): Break out to ...
10069 (maybe_emit_unop_insn): ... this one.
10070 (expand_sfix_optab): Use maybe variant.
10071 * optabs.h (maybe_emit_unop_insn): Declare.
10073 * i386.md (mov0 patterns): Enable by default.
10074 (FP conversion expanders): Disable expansion of code expanding
10075 sequences when instruction should be optimized for size.
10076 (single strinop patterns): Enable when optimizing for size.
10077 (string expanders): Disable expanding of code expanding sequences
10078 when optimizning instruction for size.
10079 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10081 (ix86_fp_comparison_sahf_cost): Likewise.
10082 (ix86_expand_branch): Likewise.
10083 (ix86_expand_ashl_const): Likewise.
10084 (ix86_split_ashl): Likewise.
10085 (ix86_expand_strlen): Likewise.
10086 (ix86_emit_fp_unordered_jump): Likewie.
10088 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10090 * c-common.c: Fix typo.
10091 (c_common_reswords): Activate more C++ keyword warnings.
10093 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10095 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10098 * diagnostic.c (permerror_at): New.
10099 * toplev.h (permerror_at): Declare.
10101 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10102 Ira Rosen <irar@il.ibm.com>
10104 * tree-vect-transform.c (vect_model_simple_cost): Return
10105 immediately if stmt is pure SLP.
10106 (vect_model_store_cost): Ditto.
10107 (vect_model_load_cost): Ditto.
10108 (vectorizable_store): Remove PURE_SLP check before call
10109 to vect_model_store_cost.
10110 (vect_model_store_cost): When checking whether stmt describe
10111 strided access, add a check that it is not slp_node.
10113 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10116 * c-common.c (warn_for_sign_compare): New. Handle separately the
10117 case that 'constant' is zero.
10118 * c-typeck.c (build_binary_op): Move code to c-common.c
10120 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10122 * config/alpha/alpha.c (alpha_preferred_reload_class,
10123 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10124 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10125 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10126 * config/arm/arm.md: Likewise.
10127 * config/avr/avr-protos.h (preferred_reload_class,
10128 test_hard_reg_class, avr_simplify_comparison_p,
10129 out_shift_with_cnt, class_max_nregs): Likewise.
10130 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10131 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10132 preferred_reload_class, test_hard_reg_class): Likewise.
10133 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10134 bfin_memory_move_cost, bfin_secondary_reload,
10135 bfin_output_mi_thunk): Likewise.
10136 * config/crx/crx.c (crx_secondary_reload_class,
10137 crx_memory_move_cost): Likewise.
10138 * config/frv/frv-protos.h (frv_secondary_reload_class,
10139 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10140 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10141 frv_secondary_reload_class, frv_class_likely_spilled_p,
10142 frv_class_max_nregs): Likewise.
10143 * config/h8300/h8300.c (h8300_classify_operand,
10144 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10146 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10147 * config/ia64/ia64.c (ia64_preferred_reload_class,
10148 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10149 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10150 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10152 * config/m68hc11/m68hc11.c (preferred_reload_class,
10153 m68hc11_memory_move_cost): Likewise.
10154 * config/mcore/mcore.c (mcore_secondary_reload_class,
10155 mcore_reload_class): Likewise.
10156 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10157 mips_class_max_nregs, mips_cannot_change_mode_class,
10158 mips_preferred_reload_class, mips_secondary_reload_class,
10159 mips_output_mi_thunk): Likewise.
10160 * config/mmix/mmix.c (mmix_preferred_reload_class,
10161 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10163 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10165 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10166 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10167 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10168 * config/rs6000/rs6000.c (paired_expand_vector_init,
10169 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10170 compare_section_name, rs6000_memory_move_cost): Likewise.
10171 * config/s390/s390.c (s390_emit_compare_and_swap,
10172 s390_preferred_reload_class, s390_secondary_reload,
10173 legitimize_pic_address, legitimize_tls_address,
10174 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10175 s390_class_max_nregs): Likewise.
10176 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10177 * config/s390/s390.md: Likewise.
10178 * config/score/score-protos.h (score_secondary_reload_class,
10179 score_preferred_reload_class): Likewise.
10180 * config/score/score.c (score_preferred_reload_class,
10181 score_secondary_reload_class): Likewise.
10182 * config/score/score3.c (score3_output_mi_thunk,
10183 score3_preferred_reload_class, score3_secondary_reload_class,
10184 score3_hard_regno_mode_ok): Likewise.
10185 * config/score/score3.h (score3_preferred_reload_class,
10186 score3_secondary_reload_class): Likewise.
10187 * config/score/score7.c (score7_output_mi_thunk,
10188 score7_preferred_reload_class, score7_secondary_reload_class,
10189 score7_hard_regno_mode_ok): Likewise.
10190 * config/score/score7.h (score7_preferred_reload_class,
10191 score7_secondary_reload_class): Likewise.
10192 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10193 output_branchy_insn, add_constant, gen_block_redirect,
10194 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10195 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10196 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10197 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10198 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10199 xstormy16_preferred_reload_class): Likewise.
10200 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10201 xtensa_expand_atomic, override_options,
10202 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10204 * reorg.c (try_merge_delay_insns): Likewise.
10205 * tree.c (merge_dllimport_decl_attributes): Likewise.
10207 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10209 2008-08-06 Michael Matz <matz@suse.de>
10211 * Makefile.in (write_entries_to_file): Quote words.
10212 * gengtype.c: (read_input_line): Skip over leading white-space.
10214 2008-08-06 Marc Gauthier <marc@tensilica.com>
10216 * config.gcc: Match more processor names for Xtensa.
10217 * configure.ac: Likewise.
10218 * doc/install.texi (Specific): Likewise.
10219 * configure: Regenerate.
10221 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10223 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10224 * calls.c (avoid_likely_spilled_reg): Likewise.
10225 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10226 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10227 * config/i386/i386.c (ix86_expand_special_args_builtin,
10228 ix86_secondary_reload): Likewise.
10229 * except.c (struct eh_region, gen_eh_region_catch,
10230 remove_unreachable_regions, duplicate_eh_regions,
10231 assign_filter_values, build_post_landing_pads,
10232 sjlj_find_directly_reachable_regions, remove_eh_handler,
10233 reachable_next_level, foreach_reachable_handler,
10234 can_throw_internal_1, can_throw_external_1,
10235 collect_one_action_chain): Likewise.
10236 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10237 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10238 * function.c (update_temp_slot_address, instantiate_new_reg,
10239 instantiate_virtual_regs_in_rtx,
10240 instantiate_virtual_regs_in_insn): Likewise.
10241 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10242 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10243 gimplify_cleanup_point_expr): Likewise.
10244 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10245 * passes.c (next_pass_1): Likewise.
10246 * print-tree.c (print_node_brief, print_node): Likewise.
10247 * profile.c (branch_prob): Likewise.
10248 * tree-dump.c (dump_register): Likewise.
10249 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10251 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10252 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10253 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10254 copy_arguments_for_versioning, copy_static_chain): Likewise.
10255 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10256 add_new_name_mapping, register_new_name_mapping): Likewise.
10257 * tree-mudflap.c (mf_xform_derefs): Likewise.
10258 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10259 get_init_expr, combine_chains): Likewise.
10260 * tree-pretty-print.c (dump_generic_node): Likewise.
10261 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10262 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10263 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10264 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10266 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10268 PR middle-end/37010
10269 * calls.c (expand_call): Use the biggest preferred stack
10272 2008-08-06 Michael Matz <matz@suse.de>
10275 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10276 for reused reload, instead of overwriting them.
10278 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10280 PR middle-end/37009
10281 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10282 for incoming stack boundary.
10284 * function.c (assign_parm_find_entry_rtl): Update
10285 parm_stack_boundary.
10287 * function.h (rtl_data): Add parm_stack_boundary.
10289 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10290 parm_stack_boundary for incoming stack boundary.
10292 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10294 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10295 for unrepresentable subregs or treat them as equal to other regs
10296 or subregs with the same register number.
10298 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10300 PR middle-end/35432
10301 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10304 2008-08-06 Jan Hubicka <jh@suse.cz>
10306 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10307 frequencies might be hot.
10309 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10311 * reload.c (find_reloads): Force constants into literal pool
10312 also if they are wrapped in a SUBREG.
10314 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10317 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10318 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10319 Don't allow predicated instructions for data speculation.
10320 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10323 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10325 * haifa-sched.c (extend_global): Split to extend_global_data and
10326 extend_region_data. Update all uses.
10327 (extend_all): Rename to extend_block_data.
10329 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10331 * sched-rgn.c (new_ready): Check if instruction can be
10332 speculatively scheduled before attempting speculation.
10333 (debug_rgn_dependencies): Remove wrongful assert.
10335 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10337 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10339 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10341 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10342 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10343 va_size, and type_size.
10345 2008-08-04 Jason Merrill <jason@redhat.com>
10348 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10349 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10351 2008-08-05 Richard Henderson <rth@redhat.com>
10353 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10354 * configure: Rebuild.
10356 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10359 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10360 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10363 2008-08-05 Richard Henderson <rth@redhat.com>
10365 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10366 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10367 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10368 * common.opt (fdwarf2-cfi-asm): New.
10369 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10370 * config.in, configure: Rebuild.
10371 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10372 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10374 (dw2_force_const_mem): Externalize.
10375 * dwarf2asm.h: Update.
10376 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10377 generate a real label.
10378 (output_cfi_directive): New.
10379 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10380 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10381 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10383 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10384 (output_loc_operands_raw, output_loc_sequence_raw): New.
10385 (output_cfa_loc_raw): New.
10387 2008-08-05 Paul Brook <paul@codesourcery.com>
10389 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10390 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10391 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10392 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10393 * config/arm/arm.h (TARGET_VFPD32): Define.
10394 (TARGET_VFP3): Use TARGET_VFPD32.
10395 (fputype): Add FPUTYPE_VFP3D16.
10396 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10397 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10398 * config/arm/arm-cores.def: Add cortex-r4f.
10399 * config/arm/arm-tune.md: Regenerate.
10401 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10403 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10404 Reword some comments throughout the file.
10406 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10407 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10408 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10409 MFC_MIN_DMA_LIST_ELEMENTS.
10410 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10411 MFC_MAX_DMA_LIST_ELEMENTS.
10413 (MFC_START_ENABLE): Remove PPU-only define.
10414 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10415 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10417 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10418 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10419 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10420 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10421 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10422 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10423 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10425 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10426 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10427 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10428 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10430 (spu_read_machine_status): Fix typo.
10432 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10434 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10435 SUBREG of multi-word hard register.
10436 * config/spu/spu.c (valid_subreg): Likewise.
10437 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10439 2008-08-04 Richard Guenther <rguenther@suse.de>
10441 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10442 the candidate with the stripped base if that base is different
10443 from the original base even for offset zero.
10445 2008-08-04 Richard Guenther <rguenther@suse.de>
10447 PR middle-end/36691
10448 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10449 check for no_overflow.
10451 2008-08-04 Richard Guenther <rguenther@suse.de>
10453 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10455 2008-08-04 Paul Brook <paul@codesourcery.com>
10457 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10458 (arm_order_regs_for_local_alloc): New function.
10459 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10461 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10463 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10466 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10467 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10468 (ix86_expand_epilogue): Likewise.
10470 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10472 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10475 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10477 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10478 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10479 (*movv2sf_internal_rex64): Ditto.
10481 2008-08-03 Jan Hubicka <jh@suse.cz>
10483 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10484 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10485 * expmed.c (expand_smod_pow2): Likewise.
10487 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10491 alternative 0 of operand 1.
10492 (*vec_concatv2di_rex64_sse): Ditto.
10493 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10495 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10496 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10497 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10498 (*movv2sf_internal_rex64): Ditto.
10500 2008-08-02 Richard Guenther <rguenther@suse.de>
10503 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10504 (ssedoublesizemode): New mode attribute.
10505 (sse_shufps): Call gen_sse_shufps_v4sf.
10506 (sse_shufps_1): Macroize.
10507 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10508 (sse2_shufpd_1): Macroize.
10509 (vec_extract_odd, vec_extract_even): New expanders.
10510 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10511 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10512 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10513 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10514 (ix86_expand_vector_set): Likewise.
10515 (ix86_expand_reduc_v4sf): Likewise.
10517 2008-08-01 Doug Kwan <dougkwan@google.com>
10519 * matrix-reorg.c: Re-enable all code.
10520 (struct malloc_call_data): Change CALL_STMT to gimple type.
10521 (collect_data_for_malloc_call): Tuplify.
10522 (struct access_site_info): Change STMT to gimple type.
10523 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10524 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10525 (struct free_info): Change STMT to gimple type.
10526 (struct matrix_access_phi_node): Change PHI to gimple type.
10527 (get_inner_of_cast_expr): Remove.
10528 (may_flatten_matrices_1): Tuplify.
10529 (may_flatten_matrices): Ditto.
10530 (mark_min_matrix_escape_level): Ditto.
10531 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10532 (ssa_accessed_in_call_rhs): New
10533 (ssa_accessed_in_assign_rhs): New
10534 (record_access_alloc_site_info): Tuplify.
10535 (add_allocation_site): Ditto.
10536 (analyze_matrix_allocation_site): Ditto.
10537 (analyze_transpose): Ditto.
10538 (get_index_from_offset): Ditto.
10539 (update_type_size): Ditto.
10540 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10541 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10542 (analyze_accesses_for_phi_node): Tuplify.
10543 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10544 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10545 (analyze_matrix_accesses): Tuplify.
10546 (check_var_data): New call-back type for check_var_notmodified_p.
10547 (check_var_notmodified_p): Tuplify and use call-back struct to
10548 return statement found.
10549 (can_calculate_expr_before_stmt): Factor out statement related code
10551 (can_calculate_stmt_before_stmt): New.
10552 (check_allocation_function): Tuplify.
10553 (find_sites_in_func): Ditto.
10554 (record_all_accesses_in_func): Ditto.
10555 (transform_access_sites): Ditto.
10556 (transform_allocation_sites): Ditto.
10557 (matrix_reorg): Re-enable.
10558 (gate_matrix_reorg): Re-enable.
10560 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10562 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10563 for labels for which it hasn't been set yet. If it has been set,
10564 stop walking insns and continue with next worklist item.
10565 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10566 if the only BARRIER is at the very end of a function.
10568 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10570 * cfgexpand.c (expand_stack_alignment): Assert that
10571 stack_realign_drap and drap_rtx must match.
10573 * function.c (instantiate_new_reg): If DRAP is used to realign
10574 stack, replace virtual_incoming_args_rtx with internal arg
10577 2008-08-01 Richard Guenther <rguenther@suse.de>
10579 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10580 loop information only if we initialized it.
10581 (execute_pre): Call fini_pre with in_fre.
10582 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10583 if we do not unroll because we hit max-completely-peeled-insns.
10584 Use our estimation for consistency, do allow shrinking.
10586 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10588 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10589 with MIN_STACK_BOUNDARY.
10590 (ix86_update_stack_boundary): Likewise.
10591 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10594 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10595 (MIN_STACK_BOUNDARY): This.
10597 2008-08-01 Richard Guenther <rguenther@suse.de>
10599 PR middle-end/36997
10600 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10602 2008-08-01 Richard Guenther <rguenther@suse.de>
10604 PR tree-optimization/36988
10605 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10606 do not matter if that doesn't change volatile qualification.
10608 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10610 * configure.ac: Do not generate libada-mk. Do not subst
10611 host_cc_for_libada.
10612 * libada-mk.in: Remove.
10613 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10614 * configure: Regenerate.
10616 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10618 * tree-pass.h: Added comment about not dumping passes with name
10619 starting with star in struct opt_pass.
10620 * passes.c (register_dump_files_1): Don't do dump for a pass with
10621 name starting with star.
10622 * doc/passes.texi (Pass manager): Mention pass names and special
10623 meaning of star prefix to avoid dump.
10625 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10627 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10629 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10630 (ISA_MIPS64R2): New macro.
10631 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10632 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10633 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10634 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10635 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10636 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10637 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10638 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10639 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10640 Move up to keep list alphabetically sorted.
10641 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10642 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10644 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10645 (-march=@var{arch}): Add mips64r2.
10647 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10649 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10651 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10653 * expr.c (expand_assignment): Check for complete type.
10655 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10658 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10660 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10661 for stack alignment.
10663 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10665 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10667 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10668 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10670 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10672 PR rtl-optimization/36419
10673 * dwarf2out.c (barrier_args_size): New variable.
10674 (compute_barrier_args_size, compute_barrier_args_size_1): New
10676 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10677 if not called yet in the current function, use barrier_args_size
10678 array to find the new args_size value.
10679 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10681 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10684 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10687 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10690 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10691 (dwarf2out_stack_adjust): Use it.
10692 (dwarf2out_frame_debug_expr): Likewise.
10694 2008-07-31 Richard Guenther <rguenther@suse.de>
10696 PR tree-optimization/36978
10697 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10698 the generated condition.
10700 2008-07-31 Richard Guenther <rguenther@suse.de>
10702 * passes.c (init_optimization_passes): Always call
10703 pass_early_warn_uninitialized.
10704 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10705 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10706 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10708 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10711 * builtins.c (maybe_emit_free_warning): New function.
10712 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
10713 maybe_emit_free_warning for BUILT_IN_FREE.
10716 * dwarf2out.c (get_context_die): New function.
10717 (force_decl_die, force_type_die): Use it.
10718 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
10719 returns NULL, force generation of DW_TAG_typedef and put that into
10722 PR preprocessor/36649
10723 * c-pch.c (c_common_read_pch): Save and restore
10724 line_table->trace_includes across PCH restore.
10726 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
10729 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
10731 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10734 * final.c (call_from_call_insn): Handle COND_EXEC.
10736 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10738 * builtins.c (std_gimplify_va_arg_expr): Replace
10739 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
10740 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10742 2008-07-30 Joey Ye <joey.ye@intel.com>
10743 H.J. Lu <hongjiu.lu@intel.com>
10745 * builtins.c (expand_builtin_setjmp_receiver): Replace
10746 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
10747 (expand_builtin_apply_args_1): Likewise.
10748 (expand_builtin_longjmp): Need DRAP for stack alignment.
10749 (expand_builtin_apply): Likewise.
10751 * caller-save.c (setup_save_areas): Call assign_stack_local_1
10752 instead of assign_stack_local to allow alignment reduction.
10754 * calls.c (emit_call_1): Need DRAP for stack alignment if
10756 (expand_call): Replace virtual_incoming_args_rtx with
10757 crtl->args.internal_arg_pointer.
10758 * stmt.c (expand_nl_goto_receiver): Likewise.
10760 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
10761 alignment and store to stack_alignment_estimated and
10762 max_used_stack_slot_alignment.
10763 (expand_one_var): Likewise.
10764 (expand_stack_alignment): New function.
10765 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
10766 and stack_alignment_estimated fields in rtl_data. Call
10767 expand_stack_alignment at end.
10769 * defaults.h (INCOMING_STACK_BOUNDARY): New.
10770 (MAX_STACK_ALIGNMENT): Likewise.
10771 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
10772 (SUPPORTS_STACK_ALIGNMENT): Likewise.
10774 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
10775 stack alignment when generating virtual registers.
10777 * function.c (assign_stack_local): Renamed to ...
10778 (assign_stack_local_1): This. Add a parameter to indicate
10779 if it is OK to reduce alignment.
10780 (assign_stack_local): Use it.
10781 (instantiate_new_reg): Instantiate virtual incoming args rtx
10782 to vDRAP if stack realignment and DRAP is needed.
10783 (assign_parms): Collect parameter/return type alignment and
10784 contribute to stack_alignment_estimated.
10785 (locate_and_pad_parm): Likewise.
10786 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
10787 with crtl->args.internal_arg_pointer.
10789 * function.h (rtl_data): Add new field drap_reg,
10790 max_used_stack_slot_alignment, stack_alignment_estimated,
10791 stack_realign_needed, need_drap, stack_realign_processed and
10792 stack_realign_finalized.
10793 (stack_realign_fp): New macro.
10794 (stack_realign_drap): Likewise.
10796 * global.c (compute_regsets): Frame pointer is needed when
10797 stack is realigned. Can eliminate frame pointer when stack is
10798 realigned and dynamic realigned argument pointer isn't used.
10800 * reload1.c (update_eliminables): Frame pointer is needed
10801 when stack is realigned.
10802 (init_elim_table): Can eliminate frame pointer when stack is
10803 realigned and dynamic realigned argument pointer isn't used.
10805 * rtl.h (assign_stack_local_1): Declare new funtion.
10807 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
10808 (TARGET_GET_DRAP_RTX): Likewise.
10809 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
10810 TARGET_GET_DRAP_RTX.
10812 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
10814 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10815 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
10817 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
10818 H.J. Lu <hongjiu.lu@intel.com>
10820 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
10821 vdrap_reg, stack_realign and drap_reg_saved.
10822 (add_cfi): Don't allow redefining CFA when DRAP is used.
10823 (reg_save): Handle stack alignment.
10824 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
10825 alignment. Don't generate DWARF information for (set fp sp)
10827 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
10829 (int_loc_descriptor): Move prototype forward. Also define if
10830 DWARF2_UNWIND_INFO is true.
10831 (output_cfa_loc): Handle DW_CFA_expression.
10832 (build_cfa_aligned_loc): New.
10833 (based_loc_descr): Update assert for stack realign. For local
10834 variables, use sp+offset when stack is aligned without drap and
10835 fp+offset when stack is aligned with drap. For arguments, use
10836 cfa+offset when drap is used to align stack.
10838 2008-07-30 Joey Ye <joey.ye@intel.com>
10839 H.J. Lu <hongjiu.lu@intel.com>
10841 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
10843 (ix86_gen_andsp): New.
10844 (ix86_user_incoming_stack_boundary): Likewise.
10845 (ix86_default_incoming_stack_boundary): Likewise.
10846 (ix86_incoming_stack_boundary): Likewise.
10847 (ix86_can_eliminate): Likewise.
10848 (find_drap_reg): Likewise.
10849 (ix86_update_stack_boundary): Likewise.
10850 (ix86_get_drap_rtx): Likewise.
10851 (ix86_finalize_stack_realign_flags): Likewise.
10852 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
10853 (TARGET_GET_DRAP_RTX): Likewise.
10854 (override_options): Overide option value for new options.
10855 (ix86_function_ok_for_sibcall): Remove check for
10856 force_align_arg_pointer.
10857 (ix86_handle_cconv_attribute): Likewise.
10858 (ix86_function_regparm): Likewise.
10859 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
10860 (ix86_va_start): Replace virtual_incoming_args_rtx with
10861 crtl->args.internal_arg_pointer.
10862 (ix86_select_alt_pic_regnum): Check DRAP register.
10863 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
10864 (ix86_compute_frame_layout): Compute frame layout wrt stack
10866 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
10867 (ix86_expand_prologue): Decide if stack realignment is needed
10868 and generate prologue code accordingly.
10869 (ix86_expand_epilogue): Generate epilogue code wrt stack
10870 realignment is really needed or not.
10872 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
10873 (ABI_STACK_BOUNDARY): Likewise.
10874 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
10875 (STACK_REALIGN_DEFAULT): Likewise.
10876 (INCOMING_STACK_BOUNDARY): Likewise.
10877 (MAX_STACK_ALIGNMENT): Likewise.
10878 (ix86_incoming_stack_boundary): Likewise.
10879 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
10880 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
10881 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
10882 (machine_function): Remove force_align_arg_pointer.
10884 * config/i386/i386.md (BX_REG): New.
10885 (R13_REG): Likewise.
10887 * config/i386/i386.opt (mforce_drap): New.
10888 (mincoming-stack-boundary): Likewise.
10889 (mstackrealign): Add Init(-1).
10891 * config/i386/i386-protos.h (ix86_can_eliminate): New
10893 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
10895 * doc/extend.texi: Update force_align_arg_pointer.
10897 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
10900 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
10901 (INCOMING_STACK_BOUNDARY): Likewise.
10902 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
10903 (TARGET_GET_DRAP_RTX): Likewise.
10905 2008-07-30 Andreas Schwab <schwab@suse.de>
10907 PR rtl-optimization/36929
10908 * dse.c (replace_inc_dec): Use emit_insn_before instead of
10909 add_insn_before and fix argument order.
10910 (replace_inc_dec_mem): Handle NULL rtx.
10912 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
10914 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
10916 (arm_compute_initial_elimination_offset): Use it.
10917 (arm_compute_save_reg_mask): Include static chain save slot when
10918 calculating alignment.
10919 (arm_get_frame_offsets): Ditto.
10920 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10921 that we can use to decrement the stack when the stack decrement
10922 could be too big for an immediate value in a single insn.
10923 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
10925 2008-07-30 Richard Guenther <rguenther@suse.de>
10927 PR tree-optimization/36967
10928 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
10929 Release defs of statements we remove.
10931 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10933 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10934 instead of NULL_RTVEC.
10936 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
10940 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
10943 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
10945 * final.c (call_from_call_insn): New.
10946 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
10948 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
10950 * configure.ac: Substitute ADA_CFLAGS.
10951 * configure: Regenerate.
10952 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
10953 * Makefile.in: Remove mention of X_* variables.
10954 * config/pa/x-ada-hpux10: Remove.
10955 * config/pa/x-ada: Remove.
10957 * doc/fragments.texi: Update.
10959 2008-07-30 Olivier Hainque <hainque@adacore.com>
10961 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
10962 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
10963 __dso_handle explicitly here.
10965 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10968 * c-typeck.c (build_binary_op): Encapsulate code into...
10969 * c-common.c (shorten_binary_op): ...this new function.
10970 (conversion_warning): Use the new function. Handle non-negative
10971 constant in bitwise-and.
10972 * c-common.h (shorten_binary_op): Declare.
10974 2008-07-30 Olivier Hainque <hainque@adacore.com>
10976 * scan.c (make_sstring_space): Add explicit conversions of
10977 allocator's return value.
10978 * fix-header.c (recognized_function): Likewise.
10980 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10982 * doc/cpp.texi: Update to GFDL 1.2.
10983 * doc/gcc.texi: Do not list GPL as Invariant Section.
10984 * doc/gccint.texi: Likewise. Update copyright years.
10985 * doc/install.texi: Update copyright years.
10987 2008-07-30 Alan Modra <amodra@bigpond.net.au>
10990 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
10991 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
10993 2008-07-29 Jan Hubicka <jh@suse.cz>
10995 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
10996 (grokdeclarator): Likewise.
10997 * langhooks.c (lhd_warn_unused_global_decl): Use
10998 DECL_DECLARED_INLINE_P.
10999 * print-tree.c (print_node): Remove DECL_INLINE check.
11001 2008-07-29 Richard Guenther <rguenther@suse.de>
11003 PR tree-optimization/36945
11004 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11005 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11006 Record invariant addresses un-decomposed.
11007 (copy_reference_ops_from_call): Record reference call
11008 arguments properly. Simplify.
11009 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11010 helper split out from ...
11011 (create_component_ref_by_pieces): ... here. Simplify.
11012 Prepare for recursive invocation for call arguments.
11013 (create_expression_by_pieces): Adjust call to
11014 create_component_ref_by_pieces.
11015 (compute_avail): Process operand 2 of reference ops.
11017 2008-07-29 Richard Guenther <rguenther@suse.de>
11019 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11021 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11023 * c-format.c (check_format_types): Revert unwanted checkin.
11025 2008-07-29 Jan Hubicka <jh@suse.cz>
11027 * flags.h (flag_really_no_inline): Remove.
11028 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11029 * toplev.c (flag_really_no_inline): Remove.
11030 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11031 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11032 (cgraph_decide_inlining_incrementally): Likewise.
11033 (compute_inline_parameters): Likewise.
11034 * opts.c (decode_options): Simplify.
11035 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11036 * common.opt (finline): Initialize to 1.
11037 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11039 2008-07-29 Jan Hubicka <jh@suse.cz>
11041 * predict.c (always_optimize_for_size_p): New function.
11042 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11043 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11044 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11046 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11047 * function.c (prepare_function_start): Set default profile.
11048 * function.h (rtl_data): Add maybe_hot_insn_p.
11049 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11050 (construct_exit_block): Likewise.
11051 (tree_expand_cfg): Likewise.
11053 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11054 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11055 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11056 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11059 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11062 * c-decl.c (merge_decls): Merge USED flags.
11064 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11066 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11067 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11068 next_stack, lab_false and lab_over trees.
11070 2008-07-28 Richard Guenther <rguenther@suse.de>
11072 PR tree-optimization/36957
11073 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11074 (useless_type_conversion_p): Remove.
11075 (types_compatible_p): Remove.
11076 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11077 (useless_type_conversion_p): Declare.
11078 (types_compatible_p): Declare.
11079 (gimple_expr_type): Return the base type only if it is
11080 trivially convertible to the subtype.
11082 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11084 * configure.ac: Use the m4_do macro to concatenate the warnings into
11085 one string in ACX_PROG_CC_WARNING_OPTS,
11086 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11087 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11088 * configure: Regenerate.
11090 2008-07-28 Richard Guenther <rguenther@suse.de>
11092 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11093 (insert_fake_stores): Remove.
11094 (realify_fake_stores): Likewise.
11095 (execute_pre): Remove dead code.
11096 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11097 (find_func_aliases): Deal with it here instead.
11098 Re-enable gcc_unreachable call.
11100 2008-07-28 Richard Guenther <rguenther@suse.de>
11102 Merge from gimple-tuples-branch.
11104 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11105 * gimple.def: New file.
11106 * gsstruct.def: Likewise.
11107 * gimple-iterator.c: Likewise.
11108 * gimple-pretty-print.c: Likewise.
11109 * tree-gimple.c: Removed. Merged into ...
11110 * gimple.c: ... here. New file.
11111 * tree-gimple.h: Removed. Merged into ...
11112 * gimple.h: ... here. New file.
11114 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11115 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11116 --enable-checking=gimple flag.
11117 * config.in: Likewise.
11118 * configure: Regenerated.
11120 * tree-ssa-operands.h: Tuplified.
11121 * tree-vrp.c: Likewise.
11122 * tree-loop-linear.c: Likewise.
11123 * tree-into-ssa.c: Likewise.
11124 * tree-ssa-loop-im.c: Likewise.
11125 * tree-dump.c: Likewise.
11126 * tree-complex.c: Likewise.
11127 * cgraphbuild.c: Likewise.
11128 * tree-ssa-threadupdate.c: Likewise.
11129 * tree-ssa-loop-niter.c: Likewise.
11130 * tree-pretty-print.c: Likewise.
11131 * tracer.c: Likewise.
11132 * gengtype.c: Likewise.
11133 * tree-loop-distribution.c: Likewise.
11134 * tree-ssa-loop-unswitch.c: Likewise.
11135 * cgraph.c: Likewise.
11136 * cgraph.h: Likewise.
11137 * tree-ssa-loop-manip.c: Likewise.
11138 * value-prof.c: Likewise.
11139 * tree-ssa-loop-ch.c: Likewise.
11140 * tree-tailcall.c: Likewise.
11141 * value-prof.h: Likewise.
11142 * tree.c: Likewise.
11143 * tree.h: Likewise.
11144 * tree-pass.h: Likewise.
11145 * ipa-cp.c: Likewise.
11146 * tree-scalar-evolution.c: Likewise.
11147 * tree-scalar-evolution.h: Likewise.
11148 * target.h: Likewise.
11149 * lambda-mat.c: Likewise.
11150 * tree-phinodes.c: Likewise.
11151 * diagnostic.h: Likewise.
11152 * builtins.c: Likewise.
11153 * tree-ssa-alias-warnings.c: Likewise.
11154 * cfghooks.c: Likewise.
11155 * fold-const.c: Likewise.
11156 * cfghooks.h: Likewise.
11157 * omp-low.c: Likewise.
11158 * tree-ssa-dse.c: Likewise.
11159 * ipa-reference.c: Likewise.
11160 * tree-ssa-uncprop.c: Likewise.
11161 * toplev.c: Likewise.
11162 * tree-gimple.c: Likewise.
11163 * tree-gimple.h: Likewise.
11164 * tree-chrec.c: Likewise.
11165 * tree-chrec.h: Likewise.
11166 * tree-ssa-sccvn.c: Likewise.
11167 * tree-ssa-sccvn.h: Likewise.
11168 * cgraphunit.c: Likewise.
11169 * tree-ssa-copyrename.c: Likewise.
11170 * tree-ssa-ccp.c: Likewise.
11171 * tree-ssa-loop-ivopts.c: Likewise.
11172 * tree-nomudflap.c: Likewise.
11173 * tree-call-cdce.c: Likewise.
11174 * ipa-pure-const.c: Likewise.
11175 * c-format.c: Likewise.
11176 * tree-stdarg.c: Likewise.
11177 * tree-ssa-math-opts.c: Likewise.
11178 * tree-ssa-dom.c: Likewise.
11179 * tree-nrv.c: Likewise.
11180 * tree-ssa-propagate.c: Likewise.
11181 * ipa-utils.c: Likewise.
11182 * tree-ssa-propagate.h: Likewise.
11183 * tree-ssa-alias.c: Likewise.
11184 * gimple-low.c: Likewise.
11185 * tree-ssa-sink.c: Likewise.
11186 * ipa-inline.c: Likewise.
11187 * c-semantics.c: Likewise.
11188 * dwarf2out.c: Likewise.
11189 * expr.c: Likewise.
11190 * tree-ssa-loop-ivcanon.c: Likewise.
11191 * predict.c: Likewise.
11192 * tree-ssa-loop.c: Likewise.
11193 * tree-parloops.c: Likewise.
11194 * tree-ssa-address.c: Likewise.
11195 * tree-ssa-ifcombine.c: Likewise.
11196 * matrix-reorg.c: Likewise.
11197 * c-decl.c: Likewise.
11198 * tree-eh.c: Likewise.
11199 * c-pretty-print.c: Likewise.
11200 * lambda-trans.c: Likewise.
11201 * function.c: Likewise.
11202 * langhooks.c: Likewise.
11203 * ebitmap.h: Likewise.
11204 * tree-vectorizer.c: Likewise.
11205 * function.h: Likewise.
11206 * langhooks.h: Likewise.
11207 * tree-vectorizer.h: Likewise.
11208 * ipa-type-escape.c: Likewise.
11209 * ipa-type-escape.h: Likewise.
11210 * domwalk.c: Likewise.
11211 * tree-if-conv.c: Likewise.
11212 * profile.c: Likewise.
11213 * domwalk.h: Likewise.
11214 * tree-data-ref.c: Likewise.
11215 * tree-data-ref.h: Likewise.
11216 * tree-flow-inline.h: Likewise.
11217 * tree-affine.c: Likewise.
11218 * tree-vect-analyze.c: Likewise.
11219 * c-typeck.c: Likewise.
11220 * gimplify.c: Likewise.
11221 * coretypes.h: Likewise.
11222 * tree-ssa-phiopt.c: Likewise.
11223 * calls.c: Likewise.
11224 * tree-ssa-coalesce.c: Likewise.
11225 * tree.def: Likewise.
11226 * tree-dfa.c: Likewise.
11227 * except.c: Likewise.
11228 * except.h: Likewise.
11229 * cfgexpand.c: Likewise.
11230 * tree-cfgcleanup.c: Likewise.
11231 * tree-ssa-pre.c: Likewise.
11232 * tree-ssa-live.c: Likewise.
11233 * tree-sra.c: Likewise.
11234 * tree-ssa-live.h: Likewise.
11235 * tree-predcom.c: Likewise.
11236 * lambda.h: Likewise.
11237 * tree-mudflap.c: Likewise.
11238 * ipa-prop.c: Likewise.
11239 * print-tree.c: Likewise.
11240 * tree-ssa-copy.c: Likewise.
11241 * ipa-prop.h: Likewise.
11242 * tree-ssa-forwprop.c: Likewise.
11243 * ggc-page.c: Likewise.
11244 * c-omp.c: Likewise.
11245 * tree-ssa-dce.c: Likewise.
11246 * tree-vect-patterns.c: Likewise.
11247 * tree-ssa-ter.c: Likewise.
11248 * tree-nested.c: Likewise.
11249 * tree-ssa.c: Likewise.
11250 * lambda-code.c: Likewise.
11251 * tree-ssa-loop-prefetch.c: Likewise.
11252 * tree-inline.c: Likewise.
11253 * tree-inline.h: Likewise.
11254 * tree-iterator.c: Likewise.
11255 * tree-optimize.c: Likewise.
11256 * tree-ssa-phiprop.c: Likewise.
11257 * tree-vect-transform.c: Likewise.
11258 * tree-object-size.c: Likewise.
11259 * tree-outof-ssa.c: Likewise.
11260 * cfgloop.c: Likewise.
11261 * system.h: Likewise.
11262 * tree-profile.c: Likewise.
11263 * cfgloop.h: Likewise.
11264 * c-gimplify.c: Likewise.
11265 * c-common.c: Likewise.
11266 * tree-vect-generic.c: Likewise.
11267 * tree-flow.h: Likewise.
11268 * c-common.h: Likewise.
11269 * basic-block.h: Likewise.
11270 * tree-ssa-structalias.c: Likewise.
11271 * tree-switch-conversion.c: Likewise.
11272 * tree-ssa-structalias.h: Likewise.
11273 * tree-cfg.c: Likewise.
11274 * passes.c: Likewise.
11275 * ipa-struct-reorg.c: Likewise.
11276 * ipa-struct-reorg.h: Likewise.
11277 * tree-ssa-reassoc.c: Likewise.
11278 * cfgrtl.c: Likewise.
11279 * varpool.c: Likewise.
11280 * stmt.c: Likewise.
11281 * tree-ssanames.c: Likewise.
11282 * tree-ssa-threadedge.c: Likewise.
11283 * langhooks-def.h: Likewise.
11284 * tree-ssa-operands.c: Likewise.
11285 * config/alpha/alpha.c: Likewise.
11286 * config/frv/frv.c: Likewise.
11287 * config/s390/s390.c: Likewise.
11288 * config/m32c/m32c.c: Likewise.
11289 * config/m32c/m32c-protos.h: Likewise.
11290 * config/spu/spu.c: Likewise.
11291 * config/sparc/sparc.c: Likewise.
11292 * config/i386/i386.c: Likewise.
11293 * config/sh/sh.c: Likewise.
11294 * config/xtensa/xtensa.c: Likewise.
11295 * config/stormy16/stormy16.c: Likewise.
11296 * config/ia64/ia64.c: Likewise.
11297 * config/rs6000/rs6000.c: Likewise.
11298 * config/pa/pa.c: Likewise.
11299 * config/mips/mips.c: Likewise.
11301 2008-07-28 Simon Baldwin <simonb@google.com>
11303 * c-pragma.c (handle_pragma_message): New function.
11304 (init_pragma): Register handle_pragma_message.
11305 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11308 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11310 PR tree-optimization/35252
11311 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11312 REALPART_EXPR to be considered as same load operation.
11314 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11316 PR tree-optimization/36830
11317 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11318 (expressions_equal_p): Return false if only one operand is null.
11320 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11322 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11323 version requirements.
11325 2008-07-26 Olivier Hainque <hainque@adacore.com>
11327 * collect2.c (symkind): New enum. Symbol kinds we care about.
11328 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11329 code and head comment accordingly.
11330 (scan_prog_file): Use symkind names instead of bare integers.
11332 2008-07-25 Jan Hubicka <jh@suse.cz>
11334 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11336 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11337 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11338 * dojump.c (clear_pending_stack_adjust): Likewise.
11339 * print-tree.c (print_node): Ignore DECL_INLINE.
11340 * tree-inline.c (inlinable_function_p): Likewise.
11342 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11344 * doc/extend.texi (hot attribute): Document that the hot attribute
11345 turns on -O3 for some ports.
11346 (cold attribute): Document that the cold attribute turns on -Os
11349 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11350 reflect function specific option support.
11352 * target.h (struct target_option_hooks): Add fields to say whether
11353 the cold attribute implies -Os and the hot attribute implies -O3.
11355 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11356 By default, do not turn on -Os for cold functions.
11357 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11358 not turn on -O3 for hot functions.
11360 * c-common.c (handle_hot_attribute): Use target hook to determine
11361 if hot functions should enable -O3.
11362 (handle_cold_attribute): Use target hook to determine if cold
11363 functions should enable -Os.
11365 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11366 (override_options): Move disable scheduling to
11367 optimization_options.
11368 (optimization_options): Disable scheduling here, not
11370 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11371 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11373 * config/ia64/ia64.c (ia64_override_options): Move setting
11374 scheduling flags to ia64_optimization_options.
11375 (ia64_optimization_options): Disable scheduling options here, and
11376 not in ia64_override_options.
11377 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11378 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11380 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11383 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11385 2008-07-25 Martin Jambor <mjambor@suse.cz>
11387 PR tree-optimization/36926
11388 * ipa-prop.c (ipa_analyze_call_uses): Call
11389 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11391 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11393 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11394 movv2si_internal): Add mem = reg alternative.
11396 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11399 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11400 DEFAULT_PCC_STRUCT_RETURN to 127.
11402 2008-07-24 Jan Hubicka <jh@suse.cz>
11404 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11405 (build_cgraph_edges): Likewise.
11406 * cgraph.c (cgraph_node): Do not update assembler hash.
11407 (cgraph_remove_node): Drop non-unit-at-a-time code.
11408 * tree-pass.h (pass_O0_always_inline): Remove.
11409 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11410 * toplev.c (process_options): Flag unit-at-a-time does not imply
11411 no section anchors.
11412 * cgraphunit.c: Update comments.
11413 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11414 (cgraph_assemble_pending_functions): Remove.
11415 (cgraph_reset_node): Drop non-unit-at-a-time code.
11416 (cgraph_finalize_function): Likewise.
11417 (cgraph_analyze_function): Likewise.
11418 (cgraph_finalize_compilation_unit): Likewise.
11419 (cgraph_expand_function): Likewise.
11420 (cgraph_optimize): Likesise.
11421 (save_inline_function_body): Likewise.
11422 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11423 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11424 * ipa-inline.c: Update comments.
11425 (enum inlining_mode): remove INLINE_SPEED.
11426 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11427 (cgraph_mark_inline_edge): Likewise.
11428 (try_inline): Likewise.
11429 (cgraph_decide_inlining_incrementally): Likewise.
11430 (cgraph_gate_inlining): Remove.
11431 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11432 (cgraph_gate_early_inlining): Likewise.
11433 (gate_inline_passes): Remove.
11434 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11435 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11436 pass_O0_always_inline): Remove.
11437 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11438 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11439 * opts.c (no_unit_at_a_time_default): Remove.
11440 (decode_options): Remove flag_unit_at_a_time reset and warning.
11441 * opts.h (no_unit_at_a_time_default): Remove.
11442 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11443 early in GNU dialect.
11444 (merge_decls): Update comment; drop unit-at-a-time check.
11445 (finish_decl): Likewise.
11446 (grok_declaration): Remove flag_inline_trees code.
11447 (finish_functions): Return on function returning non-void on all
11449 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11450 * cfgexpand.c (expand_one_static_var): Remove.
11451 (expand_one_var): Remove expand_one_static_var call.
11452 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11453 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11454 and flag_unit_at_a-time compatibility checks.
11455 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11456 * tree-inline.c (flag_inline_trees): Remove.
11457 (inlinable_function_p): Don't check it.
11458 (expand_call_inline): Remove non-unit-at-a-time code.
11459 * tree-inline.h (flag_inline_trees): Remove.
11460 * tree-optimize.c (execute_early_local_optimizations): Remove
11461 unit-at-a-time checks.
11462 (tree_rest_of_compilation): Likewise.
11463 * combine.c (setup_incoming_promotions): Likewise.
11464 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11465 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11466 * passes.c (pass_inline_parameters): Update comments; remove
11467 O0_alwaysinline pass.
11468 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11469 (execute_one_pass): Likewise.
11470 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11471 (ix86_function_sseregparm): Likewise.
11472 * arm.c (arm_function_in_section_p): Likewise.
11473 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11474 * varpool.c: Update comments.
11475 (decide_is_variable_needed): Remove unit-at-a-time checks.
11476 (varpool_finalize_decl): Likewise.
11478 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11480 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11481 to 2 instead of -1.
11482 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11484 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11486 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11487 imp symbol extension.
11489 2008-07-23 Ian Lance Taylor <iant@google.com>
11491 * tree-vrp.c (infer_value_range): Ignore asm statements when
11492 looking for memory accesses for -fdelete-null-pointer-checks.
11494 2008-07-24 Ben Elliston <bje@au.ibm.com>
11496 * config/spu/spu-c.c (__vector_keyword): New variable.
11497 (vector_keyword): Likewise.
11498 (spu_categorize_keyword): New function.
11499 (spu_macro_to_expand): Likewise.
11500 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11501 compiling an ISO C dialect.
11503 2008-07-24 Ben Elliston <bje@au.ibm.com>
11505 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11506 conventional usage.
11508 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11510 * configure: Regenerate.
11511 * configure.ac: Require texinfo 4.7.
11512 * doc/install.texi: Document texinfo 4.7 requirement.
11514 2008-07-23 Martin Jambor <mjambor@suse.cz>
11516 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11517 rather than for DECL_SAVED_TREE.
11518 * ipa-prop.c: Include diagnostic.h.
11519 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11521 (ipa_detect_param_modifications): Function rewritten from scratch.
11522 (ipa_compute_jump_functions): Changed accesses to modification flags.
11523 (ipa_free_node_params_substructures): Update flags destruction.
11524 (ipa_node_duplication_hook): Update flags duplication.
11525 (ipa_print_all_params_modified): Updated flag access.
11526 * ipa-prop.h (struct ipa_param_flags): New structure.
11527 (struct ipa_node_params): New field modification_analysis_done,
11528 modified_flags changed into param_flags.
11529 (ipa_is_ith_param_modified): Changed to use new flags.
11530 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11532 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11533 ipa-cp.c and split into two functions.
11534 (ipa_print_node_jump_functions): New function.
11535 (compute_scalar_jump_functions): New function.
11536 (type_like_member_ptr_p): New function.
11537 (compute_pass_through_member_ptrs): New function.
11538 (fill_member_ptr_cst_jump_function): New function.
11539 (determine_cst_member_ptr): New function.
11540 (compute_cst_member_ptr_arguments): New function.
11541 (ipa_compute_jump_functions): Complete rewrite.
11542 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11543 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11544 (struct ipa_member_ptr_cst): New structure.
11545 (union jump_func_value): New field member_cst.
11546 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11547 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11548 jump function types.
11549 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11550 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11551 instead of ipcp_print_all_jump_functions.
11552 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11553 only for replacable scalars.
11555 * doc/invoke.texi (Optimize options): Add description of
11556 -findirect-inlining.
11557 * common.opt (flag_indirect_inlining): New flag.
11558 * opts.c (decode_options): Set flag_indirect_inlining when
11561 * ipa-inline.c: Include ipa-prop.h.
11562 (inline_indirect_intraprocedural_analysis): New function.
11563 (inline_generate_summary): Allocate parameter and argument info
11564 structures, call inline_indirect_intraprocedural_analysis on each
11565 node when doing indirect inlining and deallocate indirect inlining
11566 data structures in the end.
11567 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11568 (free_all_ipa_structures_after_iinln): New function.
11569 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11571 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11573 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11574 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11575 of computing the frequency separately.
11576 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11577 of computing the frequency separately.
11578 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11579 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11580 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11581 (ipa_get_stmt_member_ptr_load_param): New function.
11582 (ipa_is_ssa_with_stmt_def): New function.
11583 (ipa_note_param_call): New function.
11584 (ipa_analyze_call_uses): New function.
11585 (ipa_analyze_stmt_uses): New function.
11586 (ipa_analyze_params_uses): New function.
11587 (ipa_free_node_params_substructures): Also free the param_calls linked
11589 (ipa_node_duplication_hook): Also duplicate the param_calls
11591 (ipa_print_node_param_flags): New function.
11592 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11593 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11594 * ipa-prop.h (struct ipa_param_flags): New field called.
11595 (struct ipa_param_call_note): New structure.
11596 (struct ipa_node_params): New fields param_calls and
11597 uses_analysis_done.
11598 (ipa_is_ith_param_called): New function.
11599 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11600 ipa_analyze_params_uses and dump parameter flags.
11602 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11603 ipa_propagate_indirect_call_infos if performing indirect inlining,
11604 pass a new parameter new_edges to it.
11605 (add_new_edges_to_heap): New fucntion.
11606 (cgraph_decide_inlining_of_small_functions): New vector
11607 new_indirect_edges for newly found indirect edges , call
11608 ipa_propagate_indirect_call_infos after inlining.
11609 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11610 inlining if performing indirect inlining. Call
11611 free_all_ipa_structures_after_iinln when doing so too.
11612 (inline_generate_summary): Do not call
11613 free_all_ipa_structures_after_iinln here.
11614 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11615 (print_edge_addition_message): New function.
11616 (update_call_notes_after_inlining): New function.
11617 (propagate_info_to_inlined_callees): New function.
11618 (ipa_propagate_indirect_call_infos): New function.
11619 * ipa-prop.h: Include cgraph.h
11620 (struct ipa_param_call_note): Fields reordered, new field processed.
11621 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11622 flag indirect_call.
11623 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11624 rediscovered call statements.
11625 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11626 (dump_cgraph_node): Dump also the indirect_call flag.
11627 (cgraph_clone_edge): Copy also the indirect_call flag.
11628 * tree-inline.c (copy_bb): Do not check for fndecls from call
11629 expressions, check for edge availability when moving clones.
11630 (get_indirect_callee_fndecl): New function.
11631 (expand_call_inline): If callee declaration is not apprent from
11632 the statement, try calling get_indirect_callee_fndecl. Do not
11633 issue warnings or call sorry when not inlinings an indirect edge.
11634 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11636 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11637 bit more frandly to matching.
11638 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11639 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11640 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11642 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11645 * opth-gen.awk: Suppress function specific features when building
11647 * optc-gen.awk: Ditto.
11649 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11652 * diagnostic.c (pedwarn): Add opt parameter.
11654 * c-tree.h (pedwarn_init): Add opt parameter.
11655 (pedwarn_c90): Likewise.
11656 (pedwarn_c99): Likewise.
11657 * c-errors.c (pedwarn_c99): Likewise.
11658 (pedwarn_c90): Likewise.
11659 * toplev.h (pedwarn): Update declaration.
11660 (pedwarn0): Declare.
11661 * c-lex.c: All calls to pedwarn changed.
11662 * builtins.c: All calls to pedwarn changed.
11663 * toplev.c: All calls to pedwarn changed.
11664 * c-decl.c: All calls to pedwarn changed.
11665 * c-typeck.c: All calls to pedwarn changed.
11666 * c-common.c: All calls to pedwarn changed.
11667 * c-parser.c: All calls to pedwarn changed.
11669 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11670 Karthik Kumar <karthikkumar@gmail.com>
11672 * attribs.c (file scope): Include c-common.h.
11673 (decl_attributes): Add support for #pragma GCC optimize and
11674 #pragma GCC option.
11676 * targhooks.c (default_can_inline_p): New function that is the
11677 default for the TARGET_CAN_INLINE_P target hook.
11679 * targhooks.h (default_can_inline_p): Add declaration.
11681 * tree.c (cl_optimization_node): New static tree for building
11682 OPTIMIZATION_NODE tree.
11683 (cl_target_option_node): New static tree for building
11684 TARGET_OPTION_NODE tree.
11685 (cl_option_hash_table): New hash table for hashing
11686 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11687 (cl_option_hash_hash): New function to provide the hash value for
11688 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11689 (cl_option_hash_eq): New function to provide an equality test for
11690 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11691 (tree_code_size): Add support for OPTIMIZATION_NODE and
11692 TARGET_OPTION_NODE trees.
11693 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11694 TARGET_OPTION_NODE trees.
11695 (build_optimization_node): Build a tree that has all of the
11696 current optimization options.
11697 (build_target_option_node): Build a tree that has the target
11698 options that might be changed on a per function basis.
11700 * tree.h (file scope): Include options.h.
11701 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11702 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11703 (TREE_OPTIMIZATION): Ditto.
11704 (TREE_TARGET_SPECIFIC): Ditto.
11705 (struct tree_function_decl): Add fields for remembering the
11706 current optimization options and target specific options.
11707 (struct tree_optimization_option): New tree variant that remembers
11708 the optimization options.
11709 (struct tree_target_option): New tree variant that remembers the
11710 target specific flags that might change for compiling a particular
11712 (union tree_node): Include tree_optimization_option and
11713 tree_target_option fields.
11714 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
11715 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
11716 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
11717 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
11718 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
11719 optimization and target options.
11720 (optimization_default_node): New macro to refer to global_trees
11722 (optimization_current_node): Ditto.
11723 (optimization_cold_node): Ditto.
11724 (optimization_hot_node): Ditto.
11725 (target_option_default_node): Ditto.
11726 (target_option_current_node): Ditto.
11727 (current_option_pragma): Ditto.
11728 (current_optimize_pragma): Ditto.
11730 * target.h (struct gcc_target): Add valid_option_attribute_p,
11731 target_option_save, target_option_restore, target_option_print,
11732 target_option_pragma_parse, and can_inline_p hooks.
11734 * toplev.h (parse_optimize_options): Add declaration.
11735 (fast_math_flags_struct_set_p): Ditto.
11737 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
11738 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
11741 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
11742 tree_can_inline_p hook to see if one function can inline another.
11743 (cgraph_decide_inlining): Ditto.
11744 (cgraph_decide_inlining_incrementally): Ditto.
11746 * opts.c (decode_options): Add support for running multiple times
11747 to allow functions with different target or optimization options
11748 than was specified on the command line.
11749 (fast_math_flags_struct_set_p): New function that is similar to
11750 fast_math_flags_set_p, except it uses the values in the
11751 cl_optimization structure instead of global variables.
11753 * optc-gen.awk: Add support for TargetSave to allow a back end to
11754 declare new fields that need to be saved when using function
11755 specific options. Include flags.h and target.h in the options.c
11756 source. Add support for Save to indicate which options can be set
11757 for individual functions. Generate cl_optimize_save,
11758 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
11759 cl_target_option_restore, cl_target_option_print functions to
11760 allow functions to use different optimization or target options.
11762 * opt-functions.awk (var_type_struct): Return the type used for
11763 storing the field in a structure.
11765 * opth-gen.awk: Add support for TargetSave to allow a back end to
11766 declare new fields that need to be saved when using function
11767 specific options. Add support for Save to indicate which options
11768 can be set for individual functions. Only generate one extern for
11769 Mask fields. Generate cl_optimization and cl_target_option
11770 structures to remember optimization and target options.
11772 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
11773 collecting new tree nodes.
11774 (TS_TARGET_OPTION): Ditto.
11776 * c-decl.c (merge_decls): Merge function specific target and
11777 optimization options.
11779 * function.c (invoke_set_current_function_hook): If the function
11780 uses different optimization options, change the global variables
11783 * coretypes.h (struct cl_optimization): Add forward reference.
11784 (struct cl_target_option): Ditto.
11786 * c-pragma.c (option_stack): New static vector to remember the
11787 current #pragma GCC option stack.
11788 (handle_pragma_option): New function to support #pragma GCC option
11789 to change target options.
11790 (optimize_stack): New static vector to remember the current
11791 #pragma GCC optimize stack.
11792 (handle_pragma_optimize): New function to support #pragma GCC
11793 optimize to change optimization options.
11794 (init_pragma): Add support for #pragma GCC optimize and #pragma
11797 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
11798 optimization options.
11799 (TARGET_OPTION_NODE): New tree code for remembering certain target
11802 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
11803 TARGET_OPTION_NODE trees.
11805 * common.opt (-O): Add Optimization flag.
11807 (-fmath-errno): Ditto.
11808 (-falign-functions): Add UInteger flag to make sure flag gets full
11809 int in cl_optimization structure.
11810 (-falign-jumps): Ditto.
11811 (-falign-labels): Ditto.
11812 (-falign-loops): Ditto.
11813 (-fsched-stalled-insns): Ditto.
11814 (-fsched-stalled-insns-dep): Ditto.
11816 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
11818 (TARGET_OPTION_SAVE): Ditto.
11819 (TARGET_OPTION_RESTORE): Ditto.
11820 (TARGET_OPTION_PRINT): Ditto.
11821 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11822 (TARGET_CAN_INLINE_P): Ditto.
11823 (TARGET_INITIALIZER): Add new hooks.
11825 * tree-inline.c (tree_can_inline_p): New function to determine
11826 whether one function can inline another. Check if the functions
11827 use compatible optimization options, and also call the backend
11830 * tree-inline.h (tree_can_inline_p): Add declaration.
11832 * c-common.c (c_common_attribute): Add support for option and
11833 optimize attributes.
11834 (handle_option_attribute): Add support for the option attribute to
11835 allow the user to specify different target options for compiling a
11837 (handle_optimize_attribute): Add support for the optimize
11838 attribute to allow the user to specify different optimization
11839 options for compiling a specific function.
11840 (handle_hot_attribute): Turn on -O3 optimization for this one
11841 function if it isn't the default optimization level.
11842 (handle_cold_attribute): Turn on -Os optimization for this one
11843 function if it insn't the default optimization.
11844 (const_char_p): New const char * typedef.
11845 (optimize_args): New static vector to remember the optimization
11847 (parse_optimize_options): New function to set up the optimization
11848 arguments from either the optimize attribute or #pragma GCC optimize.
11850 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
11851 (builtin_define_std): Ditto.
11853 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
11854 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
11855 (x86_64-*-*): Ditto.
11857 * Makefile.in (TREE_H): Add options.h.
11858 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
11860 * doc/extend.texi (option attribute): Document new attribute.
11861 (optimize attribute): Ditto.
11862 (hot attribute): Document hot attribute sets -O3.
11863 (cold attribute): Document cold attribute sets -Os.
11864 (#pragma GCC option): Document new pragma.
11865 (#pragma GCC optimize): Ditto.
11867 * doc/options.texi (TargetSave): Document TargetSave syntax.
11868 (UInteger): Document UInteger must be used for certain flags.
11869 (Save): Document Save option to create target specific options
11870 that can be saved/restored on a function specific context.
11872 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
11873 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11875 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
11876 (TARGET_OPTION_SAVE): Ditto.
11877 (TARGET_OPTION_RESTORE): Ditto.
11878 (TARGET_OPTION_PRINT): Ditto.
11879 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
11880 (TARGET_CAN_INLINE_P): Ditto.
11882 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
11884 (-mfpmath=both): Ditto.
11886 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11887 Karthik Kumar <karthikkumar@gmail.com>
11889 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
11890 (TARGET_POPCNT): Ditto.
11891 (TARGET_SAHF): Ditto.
11892 (TARGET_AES): Ditto.
11893 (TARGET_PCLMUL): Ditto.
11894 (TARGET_CMPXCHG16B): Ditto.
11895 (TARGET_RECIP): Move switch into target_flags.
11896 (TARGET_FUSED_MADD): Ditto.
11897 (ix86_arch_features): Make an unsigned char type.
11898 (ix86_tune_features): Ditto.
11899 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
11900 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
11901 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
11903 * config/i386/i386.opt (arch): New TargetSave field to define
11904 fields that need to be saved for function specific option support.
11907 (branch_cost): Ditto.
11908 (ix86_isa_flags_explicit): Ditto.
11909 (tune_defaulted): Ditto.
11910 (arch_specified): Ditto.
11911 (-m128-long-double): Add Save flag to save option for target
11912 specific option support.
11914 (-maccumulate-outgoing-args): Ditto.
11915 (-malign-double): Ditto.
11916 (-malign-stringops): Ditto.
11917 (-mfancy-math-387): Ditto.
11918 (-mhard-float): Ditto.
11919 (-mieee-fp): Ditto.
11920 (-minline-all-stringops): Ditto.
11921 (-minline-stringops-dynamically): Ditto.
11922 (-mms-bitfields): Ditto.
11923 (-mno-align-stringops): Ditto.
11924 (-mno-fancy-math-387): Ditto.
11925 (-mno-push-args): Ditto.
11926 (-mno-red-zone): Ditto.
11927 (-mpush-args): Ditto.
11928 (-mred-zone): Ditto.
11930 (-msseregparm): Ditto.
11931 (-mstack-arg-probe): Ditto.
11943 (-mno-sse4): Ditto.
11946 (-mrecip): Move flag into target_flags.
11948 (-mno-fused-madd): Ditto.
11949 (-mfused-madd): Ditto.
11950 (-mabm): Move flag into ix86_isa_flags.
11957 * config/i386/i386-c.c: New file for #pragma support.
11958 (ix86_target_macros_internal): New function to #define or #undef
11959 target macros based when the user uses the #pragma GCC option to
11960 change target options.
11961 (ix86_pragma_option_parse): New function to add #pragma GCC option
11963 (ix86_target_macros): Move defining the target macros here from
11964 TARGET_CPU_CPP_BUILTINS in i386.h.
11965 (ix86_register_pragmas): Register the #pragma GCC option hook. If
11966 defined, initialize any subtarget #pragmas.
11968 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
11969 REGISTER_TARGET_PRAGMAS.
11971 * config/i386/t-i386: New file for x86 dependencies.
11972 (i386.o): Make dependencies mirror the include files used.
11973 (i386-c.o): New file, add dependencies.
11975 * config/i386/i386-protos.h (override_options): Add bool argument.
11976 (ix86_valid_option_attribute_tree): Add declaration.
11977 (ix86_target_macros): Ditto.
11978 (ix86_register_macros): Ditto.
11980 * config/i386/i386.c (ix86_tune_features): Move initialization of
11981 the target masks to initial_ix86_tune_features to allow functions
11982 to have different target options. Make type unsigned char,
11983 instead of unsigned int.
11984 (initial_ix86_tune_features): New static vector to hold processor
11985 masks for the tune variables.
11986 (ix86_arch_features): Move initialization of the target masks to
11987 initial_ix86_arch_features to allow functions to have different
11988 target options. Make type unsigned char, instead of unsigned int.
11989 (initial_ix86_arch_features): New static vector to hold processor
11990 masks for the arch variables.
11991 (enum ix86_function_specific_strings): New enum to describe the
11992 string options used for attribute((option(...))).
11993 (ix86_target_string): New function to return a string that
11994 describes the target options.
11995 (ix86_debug_options): New function to print the current options in
11997 (ix86_function_specific_save): New function hook to save the
11998 function specific global variables in the cl_target_option structure.
11999 (ix86_function_specific_restore): New function hook to restore the
12000 function specific variables from the cl_target_option structure to
12001 the global variables.
12002 (ix86_function_specific_print): New function hook to print the
12003 target specific options in the cl_target_option structure.
12004 (ix86_valid_option_attribute_p): New function hook to validate
12005 attribute((option(...))) arguments.
12006 (ix86_valid_option_attribute_tree): New function that is common
12007 code between attribute((option(...))) and #pragma GCC option
12008 support that parses the options and returns a tree holding the options.
12009 (ix86_valid_option_attribute_inner_p): New helper function for
12010 ix86_valid_option_attribute_tree.
12011 (ix86_can_inline_p): New function hook to decide if one function
12012 can inline another on a target specific basis.
12013 (ix86_set_current_function); New function hook to switch target
12014 options if the user used attribute((option(...))) or #pragma GCC
12016 (ix86_tune_defaulted): Move to static file scope from
12018 (ix86_arch_specified): Ditto.
12019 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12021 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12022 (OPTION_MASK_ISA_ABM_SET): Ditto.
12023 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12024 (OPTION_MASK_ISA_CX16_SET): Ditto.
12025 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12026 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12027 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12028 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12029 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12030 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12031 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12032 (struct ptt): Move to static file scope from override_options.
12033 (processor_target_table): Ditto.
12034 (cpu_names): Ditto.
12035 (ix86_handle_option): Add support for options that are now isa options.
12036 (override_options): Add support for declaring functions that
12037 support different target options than were specified on the
12038 command line. Move struct ptt, processor_target_table, cpu_names,
12039 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12040 Add bool argument. Fix up error messages so the appropriate error
12041 is given for either command line or attribute.
12042 (ix86_previous_fndecl): New static to remember previous function
12043 declaration to see if we need to change target options.
12044 (ix86_builtins_isa): New array to record the ISA of each builtin
12046 (def_builtin): Always create the builtin function, even if the
12047 current ISA doesn't support it.
12048 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12049 tests for those builtins.
12050 (ix86_init_builtins): Remove TARGET_MMX test for calling
12051 ix86_init_mmx_sse_builtins.
12052 (ix86_expand_builtin): If the current ISA doesn't support a given
12053 builtin, signal an error.
12054 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12055 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12056 (TARGET_OPTION_SAVE): Ditto.
12057 (TARGET_OPTION_RESTORE): Ditto.
12058 (TARGET_OPTION_PRINT): Ditto.
12059 (TARGET_CAN_INLINE_P): Ditto.
12061 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12063 * c-typeck.c (build_external_ref): Don't call assemble_external.
12064 * final.c (output_operand): Call assemble_external.
12066 2008-07-21 DJ Delorie <dj@redhat.com>
12068 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12069 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12071 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12073 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12074 original insn and splitter contents into ...
12075 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12076 flag_unsafe_math_optimizations. Add dummy scratch register.
12077 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12078 !flag_unsafe_math_optimizations. Returns number with next
12079 highest magnitude if this is still less or equal to the true
12080 quotient in magnitude.
12082 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12084 * Makefile.in: Replace toplev.h with TOPLEV_H.
12085 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12086 * c-lex.c (fe_file_change): Don't set in_system_header.
12087 * c-parser.c (c_token): Remove in_system_header.
12088 (c_lex_one_token): Don't set in_system_header.
12089 (c_parser_set_source_position_from_token): Don't set in_system_header.
12090 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12093 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12094 * flags.h (in_system_header): Remove.
12095 * function.c (saved_in_system_header): Remove.
12096 (push_cfun): Don't set in_system_header.
12097 (pop_cfun): Don't set in_system_header.
12098 (push_struct_function): Don't set in_system_header.
12099 * input.h (expanded_location): Add sysp.
12100 (in_system_header_at): New.
12101 (in_system_header): New.
12102 * toplev.c (in_system_header): Remove.
12103 * toplev.h: Include input.h
12105 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12106 * tree-ssa.c (warn_uninit): Call warning_at.
12107 (warn_uninitialized_var): Update calls to warn_uninit.
12108 (warn_uninitialized_phi): Update calls to warn_uninit.
12109 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12110 (expand_location): Initialize xloc.sysp.
12111 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12112 (tree_decl_with_vis): Remove in_system_header_flag.
12114 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12117 * recog.c (asm_operand_ok): Change the order of the extra
12118 memory constraint checks.
12120 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12123 * tree-switch-conversion.c (build_one_array): Call
12124 varpool_mark_needed_node and varpool_finalize_decl
12125 instead of assemble_variable.
12127 2008-07-19 Jan Hubicka <jh@suse.cz>
12129 * cgraph.c (cgraph_add_new_function): Do early local passes.
12130 * tree-nrv.c (gate_pass_return_slot): New gate.
12131 (pass_nrv): Add the gate.
12132 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12134 (coalesce_ssa_name): Coalesce SSA names.
12135 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12136 not optimizing so unused user vars remains visible.
12137 * common.opt (flag_tree_ter): Always enable by default.
12138 * tree-ssa-ter.c: Include flags.h
12139 (is_replaceable_p): Check that locations match; when aliasing
12140 is missing be conservative about loads.
12141 * tree-optimize.c (gate_init_datastructures): Remove.
12142 (pass_init_datastructures): New.
12143 * passes.c: Reorder passes so we always go into SSA.
12145 2008-07-19 Jan Hubicka <jh@suse.cz>
12147 * doc/extend.texi (flatten attribute): Remove note about
12149 * doc/invoke.texi (--combine): Likewise.
12150 (-finline-functions-called-once): Update levels when enabled.
12151 (-funit-at-a-time): Document new behaviour.
12152 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12153 -fno-section-anchors when disabled explicitly.
12154 (inline params): They are not ignored now.
12155 (precompiled headers): Remove unit-at-a-time as being incompatible.
12156 * opts.c (decode_options): Handle unit-at-a-time as alias;
12157 imply -fno-section-anchors when toplevel reorder is disabled
12159 * common.opt (ftoplevel-reorder): Set default value to 2.
12160 (funit-at-a-time): Set default value to 1.
12161 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12164 2008-07-19 Jan Hubicka <jh@suse.cz>
12166 * builtins.c (expand_builtin_int_roundingfn,
12167 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12170 2008-07-19 Richard Guenther <rguenther@suse.de>
12173 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12174 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12175 * tree-ssa-pre.c (get_expr_value_id): For newly created
12176 constant value-ids make sure to add the expression to its
12179 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12181 PR middle-end/36877
12182 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12183 return value of the builtin is ignored.
12185 2008-07-19 Olivier Hainque <hainque@adacore.com>
12187 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12188 bits, a C conformant malloc implementation has to provide.
12189 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12191 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12195 * reload.c (find_reloads_subreg_address): Only reload address if
12196 reloaded == 0, not for reloaded != 1.
12199 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12200 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12201 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12202 m32c_legitimize_reload_address.
12204 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12205 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12206 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12208 2008-07-19 Olivier Hainque <hainque@adacore.com>
12210 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12211 argument, saying whether nested array are to be collapsed
12212 into a single array type DIE with multiple subscripts.
12213 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12214 issues, centralize the nested array types collapsing control and
12215 disable the transformation for Ada.
12217 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12220 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12222 (x86_64_shift_adj_2): New expander.
12223 (x86_64_shift_adj_3): Ditto.
12224 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12225 to split TImode operands.
12226 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12227 (ix86_split_lshr): Ditto.
12229 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12231 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12232 and __CHAR32_TYPE__.
12233 * c-typeck.c (digest_init): Support char16_t and char32_t.
12234 (set_nonincremental_init_from_string): Idem.
12236 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12238 PR middle-end/36859
12239 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12240 PREFERRED_STACK_BOUNDARY.
12241 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12243 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12245 PR middle-end/36858
12246 * function.c (locate_and_pad_parm): Cap boundary earlier.
12248 2008-07-17 Julian Brown <julian@codesourcery.com>
12250 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12251 no-op for targets which don't use DLLs.
12253 2008-07-17 Martin Jambor <mjambor@suse.cz>
12255 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12256 that nodes are relevant by examining the node->analyzed flag.
12257 (ipcp_init_stage): Check which nodes are relevant, assert that the
12258 relevant ones are also required.
12259 (ipcp_propagate_stage): Check on the side arrays are properly
12261 (ipcp_print_all_jump_functions): Make sure not to touch any node
12262 that is not analyzed or an edge that does not have a corresponding
12263 entry in the on-the-side vectors.
12264 (ipcp_function_scale_print): Likewise.
12265 (ipcp_update_callgraph): Check that the node is relevant.
12266 (ipcp_insert_stage): Check that the node is relevant. Check there is
12267 an info for every node and edge.
12268 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12269 (ipa_print_all_tree_maps): Likewise and a new variable info.
12270 (ipa_print_all_params_modified): Likewise.
12271 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12273 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12276 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12278 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12280 PR rtl-optimization/36753
12281 * fwprop.c (use_killed_between): Don't shortcut
12282 single-definition global registers.
12284 2008-07-16 Jan Hubicka <jh@suse.cz>
12286 * cgraph.h (varpool_empty_needed_queue): Declare.
12287 * cgraphunit.c (output_in_order): Mark all variables as needed;
12289 * varpool.c (varpool_assemble_node): Update debug queue.
12290 (varpool_assemble_pending_decls): Don't do it here.
12291 (varpool_empty_needed_queue): New function.
12293 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12295 * recog.c (peephole2_optimize): Fix formatting.
12297 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12299 * c-pch.c (get_ident): Avoid C++ keywords.
12300 * combine-stack-adj.c (single_set_for_csa): Likewise.
12301 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12302 output_asm_insn): Likewise.
12303 * reload.c (push_secondary_reload, find_reusable_reload,
12304 push_reload, combine_reloads, find_reloads,
12305 debug_reload_to_stream): Likewise.
12306 * reload.h (struct reload): Likewise.
12307 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12308 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12309 emit_output_reload_insns): Likewise.
12310 * targhooks.c (default_secondary_reload): Likewise.
12311 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12313 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12315 * recog.c (validate_change_1, validate_change,
12316 validate_unshare_change, validate_replace_rtx_1, struct
12317 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12319 * reload.c (push_secondary_reload, secondary_reload_class,
12320 scratch_reload_class, find_valid_class, find_reusable_reload,
12321 push_reload, find_dummy_reload, find_reloads_address_1,
12322 find_reloads_address_part, find_equiv_reg): Likewise.
12323 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12324 choose_reload_regs): Likewise.
12325 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12327 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12328 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12329 * sched-rgn.c (concat_INSN_LIST): Likewise.
12330 * stor-layout.c (mode_for_size, mode_for_size_tree,
12331 smallest_mode_for_size): Likewise.
12333 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12335 * cfg.c (dump_reg_info): Avoid C++ keywords.
12336 * dwarf2asm.c (dw2_force_const_mem,
12337 dw2_asm_output_encoded_addr_rtx): Likewise.
12338 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12339 * expmed.c (expand_shift): Likewise.
12340 * global.c (find_reg): Likewise.
12341 * graph.c (draw_edge): Likewise.
12342 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12343 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12344 widen_clz, widen_bswap, expand_parity, expand_unop,
12345 emit_cmp_and_jump_insn_1): Likewise.
12346 * postreload.c (reload_cse_simplify_operands): Likewise.
12347 * ra.h (add_neighbor): Likewise.
12348 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12349 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12350 record_reg_classes, copy_cost, record_address_regs,
12351 invalid_mode_change_p): Likewise.
12352 * regrename.c (regrename_optimize, scan_rtx_reg,
12353 dump_def_use_chain, find_oldest_value_reg,
12354 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12356 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12358 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12359 MASK_POWERPC64 for power4 in previous commit.
12361 2008-07-16 Olivier Hainque <hainque@adacore.com>
12363 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12364 instead of bare conversion to cast const-ness away.
12366 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12368 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12369 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12370 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12371 (TARGET_FUNCTION_VALUE): Define.
12373 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12375 * config/rs6000/rs6000.c (processor_target_table): Add
12376 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12378 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12381 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12382 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12383 m32c_legitimize_reload_address.
12385 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12387 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12388 DECL_IN_SYSTEM_HEADER in sync.
12390 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12392 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12393 * tree-ssa-pre.c (pre_expr_eq): Ditto
12394 (get_constant_for_value_id): Take a type as an argument.
12395 (fully_constant_expression): Pass in type.
12396 (find_or_generate_expression): Short circuit constant case.
12397 (create_expression_by_pieces): Remove special casing of
12399 (do_regular_insertion): Short circuit constant case.
12400 (do_partial_partial_insertion): Ditto.
12402 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12405 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12407 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12409 * config/xtensa/libgcc-xtensa.ver: New file.
12410 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12412 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * df-problems.c (df_set_note): Avoid C++ keywords.
12415 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12416 * dse.c (record_store, remove_useless_values): Likewise.
12417 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12418 gen_reg_rtx_offset, operand_subword, change_address_1,
12419 change_address, adjust_address_1, offset_address,
12420 widen_memory_access, emit_copy_of_insn_after): Likewise.
12421 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12422 * fwprop.c (should_replace_address, propagate_rtx_1,
12423 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12425 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12426 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12427 * lcm.c (compute_insert_delete, pre_edge_lcm,
12428 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12429 * lower-subreg.c (resolve_reg_notes): Likewise.
12430 * mode-switching.c (optimize_mode_switching): Likewise.
12432 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12434 * bt-load.c (add_btr_def, migrate_btr_def,
12435 branch_target_load_optimize): Avoid C++ keywords.
12436 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12438 * combine.c (subst, simplify_set, make_extraction,
12439 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12440 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12441 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12443 2008-07-15 Richard Guenther <rguenther@suse.de>
12445 PR middle-end/36369
12446 * c-common.c (strict_aliasing_warning): Do not warn for
12447 TYPE_REF_CAN_ALIAS_ALL pointers.
12448 (c_common_get_alias_set): may_alias types are not special.
12449 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12450 attribute and set can_ref_all accordingly.
12451 (build_reference_type_for_mode): Likewise.
12452 * doc/extend.texi (may_alias): Clarify.
12454 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12457 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12458 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12460 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12463 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12464 gcc_assert, instead call output_operand_lossage.
12466 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12468 * builtins.c (std_canonical_va_list): Treat structure based
12471 2008-07-15 Ben Elliston <bje@au.ibm.com>
12473 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12475 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12477 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12480 2008-07-14 Jan Hubicka <jh@suse.cz>
12482 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12483 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12484 fix predicates and constraints.
12485 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12486 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12488 2008-07-14 Doug Kwan <dougkwan@google.com>
12490 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12491 additional option file arm/eabi.opt.
12492 * config/arm/eabi.h (File): New configuration file for EABI targets.
12493 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12494 SUBSUBTARGET_EXTRA_SPECS.
12495 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12496 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12497 from STARTFILE_SPEC so that it can be referenced in an override.
12498 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12499 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12500 can be referenced in an override.
12501 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12502 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12503 so that it can be referenced in an override.
12504 (LINK_SPEC): Use BPABI_LINK_SPEC.
12505 * config/arm/eabi.opt (File): New.
12507 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12509 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12510 (FIXED_VALUE_H): New variable.
12511 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12512 input.h, fixed-value.h.
12513 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12514 (BASIC_BLOCK_H): Use $(BITMAP_H).
12515 (FUNCTION_H): Add varray.h.
12516 (IPA_REFERENCE_H): Use $(BITMAP_H).
12517 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12518 (DF_H): Use $(BITMAP_H).
12519 (GGC_H): Add statistics.h.
12520 (INSN_ADDR_H): New.
12521 (INSN_ATTR_H): Use it.
12522 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12524 (SYMTAB_H): Add $(OBSTACK_H).
12525 (CPP_INTERNAL_H): New.
12526 (TREE_DUMP_H): Add tree-pass.h.
12527 (TREE_FLOW_H): Use $(BITMAP_H)
12528 (PRETTY_PRINT_H): Use $(INPUT_H).
12529 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12532 (many object files): Fix lots of header dependencies throughout.
12534 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12536 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12538 (s-gtyp-input): Use them to write tmp-gi.list.
12539 (echo_to_gi.list): Remove.
12541 2008-07-14 Richard Guenther <rguenther@suse.de>
12543 * tree-ssa-sccvn.c (pre_info): Remove.
12544 (switch_to_PRE_table): Likewise.
12545 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12546 (set_hashtable_value_ids): Do not create value-ids for the
12548 (run_scc_vn): Remove double test. Remove bogus special-case
12549 in value-number printing.
12550 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12551 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12553 * tree-flow-inline.h (get_value_handle): Remove.
12554 * tree-flow.h (get_value_handle): Remove.
12556 2008-07-14 Martin Jambor <mjambor@suse.cz>
12558 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12559 in which we generate arithmetics is not a subrange.
12561 2008-07-14 Martin Jambor <mjambor@suse.cz>
12563 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12565 2008-07-14 Richard Guenther <rguenther@suse.de>
12567 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12569 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12572 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12573 reload for symbol refs moved to r0 with -fPIC.
12574 (legitimize_pic_address): Use the target register as temporary
12576 (emit_symbolic_move): Adjust comment.
12577 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12580 2008-07-14 Ben Elliston <bje@au.ibm.com>
12582 * c-common.h (C_CPP_HASHNODE): New macro.
12583 * coretypes.h (struct cpp_token): Forward declare.
12584 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12585 the context-sensitive keyword method.
12586 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12587 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12588 expand_bool_pixel): New.
12589 (altivec_categorize_keyword): New function.
12590 (init_vector_keywords): New function.
12591 (rs6000_macro_to_expand): Likewise.
12592 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12593 compiling an ISO C dialect.
12595 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12597 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12598 (create_expression_by_pieces): Fix typo.
12599 (do_regular_insertion): Use debug counter here too.
12601 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12604 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12605 CONST_OK_FOR_LETTER_P. All port-local users changed.
12606 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12607 implement Kp matching power-of-two.
12608 (CONSTRAINT_LEN): Define to match.
12609 * config/cris/cris.md: Replace all use of constraint K with Kc.
12610 ("*btst*): Use Kp for operand 0 of last alternative.
12612 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12615 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12618 2008-07-13 Jan Hubicka <jh@suse.cz>
12620 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12623 2008-07-13 Richard Guenther <rguenther@suse.de>
12625 PR middle-end/36811
12626 * langhooks.c (lhd_print_error_function): Deal with recursive
12629 2008-07-12 Jan Hubicka <jh@suse.cz>
12631 * cgraph.c (assembler_name_hash): New static var.
12632 (hash_node_by_assembler_name, eq_assembler_name): New.
12633 (cgraph_node_for_asm): Use hashtable.
12634 (cgraph_remove_node): Maintain hashtable.
12635 (change_decl_assembler_name): Sanity check that names are not changing
12636 after aliasing was processed.
12637 * cgraph.h (varpoon_node): Add next GGC marker.
12638 * tree.c (decl_assembler_name_equal): Constify.
12639 (decl_assembler_name_hash): New.
12640 * tree.h (decl_assembler_name_equal): Constify.
12641 (decl_assembler_name_hash): Update.
12643 2008-07-12 David Daney <ddaney@avtrex.com>
12645 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12646 sb1 and r5000 cpus.
12648 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12650 * doc/md.texi: Document the MIPS "v" constraint.
12651 * config/mips/mips.h (reg_class): Revert last change.
12652 (REG_CLASS_NAMES): Likewise.
12653 (REG_CLASS_CONTENTS): Likewise.
12654 * config/mips/mips.c (mips_regno_to_class): Likewise.
12655 * config/mips/constraints.md (v): Likewise, but add documentation.
12656 Add a comment to say that this constraint should not be used in
12659 2008-07-11 DJ Delorie <dj@redhat.com>
12661 * config/h8300/h8300.md (length): Fix branch offset limit.
12663 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12665 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12666 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12667 (avr_hard_regno_scratch_ok): New function.
12668 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12669 * config/avr/avr.md (all peepholes that request a scratch register):
12670 Remove avr_peep2_scratch_safe use.
12672 2008-07-11 Tom Tromey <tromey@redhat.com>
12673 Ian Lance Taylor <iant@google.com>
12675 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12676 (struct c_common_resword): Define.
12677 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12678 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12679 (c_common_reswords, num_c_common_reswords): Declare.
12680 * c-common.c (c_common_reswords): New global const array.
12681 (num_c_common_reswords): New const int.
12682 * c-parser.c (struct resword, reswords): Don't define.
12683 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12684 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12685 than reswords. If warning about C++ keywords, give them a special
12687 (c_lex_one_token): Warn about C++ keywords. Call
12688 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12689 (c_parser_external_declaration): Look for RID_xxx rather than
12690 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12691 (c_parser_statement_after_labels): Likewise.
12692 (c_parser_objc_class_instance_variables): Likewise.
12693 (c_parser_objc_class_declaration): Likewise.
12694 (c_parser_objc_try_catch_statement): Likewise.
12695 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12696 (declspecs_add_type): Likewise.
12698 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12700 * ggc-page.c (alloc_page):
12701 Substituting xmalloc, xcalloc with
12702 XNEWVEC and XCNEWVAR macros which add the
12705 2008-07-11 Richard Guenther <rguenther@suse.de>
12707 PR tree-optimization/36765
12708 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12709 aliases from HEAP vars to SMTs.
12711 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12713 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
12714 * configure.ac (loose_warn): Move -Wc++-compat from here...
12715 (strict_warn): ...to here.
12716 * configure: Regenerate.
12718 2008-07-10 Joseph Myers <joseph@codesourcery.com>
12720 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
12721 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
12722 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
12723 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
12724 excluding more specific h8300-*-* and sh-*-* targets.
12726 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
12728 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
12729 (eliminate): Ditto.
12730 (execute_pre): Call loop_optimizer_finalize in early exit.
12732 2008-07-10 Jakub Jelinek <jakub@redhat.com>
12734 PR middle-end/36790
12735 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
12736 uids in the bitmap, not just VAR_DECL uids.
12738 PR rtl-optimization/36419
12739 * combine-stack-adj.c (adjust_frame_related_expr): New function.
12740 (combine_stack_adjustments_for_block): Call it if needed. Delete
12742 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
12743 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
12744 prologue sp adjustment.
12746 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
12749 * opts.c (print_ignored_options): Report postponed diagnostics for
12750 unknown -Wno-* options as warnings, not errors.
12751 (postpone_unknown_option_error): Renamed to...
12752 (postpone_unknown_option_warning): ... this.
12754 2008-07-09 Doug Kwan <dougkwan@google.com>
12757 2008-07-08 Doug Kwan <dougkwan@google.com>
12759 * config/arm/arm.opt (mandroid): New option.
12760 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12761 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12763 (CC1PLUS_SPEC): Same.
12765 (STARTFILE_SPEC): Same.
12766 (ENDFILE_SPEC): Same.
12767 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12770 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
12773 * config/mips/mips.h (reg_class): Remove V1_REG.
12774 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
12775 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
12776 instead of V1_REGS.
12777 (mips_get_tp): New function.
12778 (mips_legitimize_tls_address): Use it.
12779 * config/mips/constraints.md (v): Delete.
12780 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
12781 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
12782 After reload, split into a move and ...
12783 (*tls_get_tp_<mode>_split): ...this new instruction.
12785 2008-07-09 David Daney <ddaney@avtrex.com>
12787 * config/mips/driver-native.c: Include coretypes.h and tm.h.
12789 2008-07-09 Jakub Jelinek <jakub@redhat.com>
12791 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
12792 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
12794 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
12795 htab_delete should be called. Don't free c.
12796 (lookup_tmp_var): Create temp_htab lazily.
12797 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
12798 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
12800 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
12801 lower_omp_ordered, lower_omp_critical, lower_omp_for,
12802 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
12803 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
12804 * tree-sra.c (generate_element_init): Likewise.
12805 * tree-mudflap.c (execute_mudflap_function_ops,
12806 execute_mudflap_function_decls): Likewise.
12807 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
12808 * tree-gimple.h (struct gimplify_ctx): New type.
12809 (push_gimplify_context): Adjust prototype.
12811 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
12813 * tree-ssa-pre.c (phi_translate_1): Update placement of
12814 add_to_value calls.
12816 2008-07-09 Anatoly Sokolov <aesok@post.ru>
12818 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
12819 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
12820 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
12821 * targhooks.c (default_hard_regno_scratch_ok): New function.
12822 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
12823 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
12824 * recog.c: Include "target.h".
12825 (peep2_find_free_register): Add check for global regs. Add target
12827 * Makefile.in (recog.o): Depend on target.h.
12829 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
12831 * config/sh/sh.c (sh_canonical_va_list_type): New.
12832 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
12834 2008-07-09 Raksit Ashok <raksit@google.com>
12836 * doc/invoke.texi (Option Summary): Mention new option
12837 -Wdisallowed-function-list=...
12838 (Warning Options): Document -Wdisallowed-function-list=...
12839 * common.opt (Wdisallowed-function-list=): New flag.
12840 * flags.h (warn_disallowed_functions): External definition of new
12841 boolean warning flag.
12842 (warn_if_disallowed_function_p): Declare new function.
12843 * opts.c (warning_disallowed_functions): New static variable.
12844 (warn_disallowed_functions): New boolean warning flag.
12845 (warn_if_disallowed_function_p): New function.
12846 (add_comma_separated_to_vector): Rename
12847 add_instrument_functions_exclude_list to this.
12848 (common_handle_option): Handle new option. Rename calls to
12849 add_instrument_functions_exclude_list into calls to
12850 add_comma_separated_to_vector.
12851 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
12852 based on flag warn_disallowed_functions.
12854 2008-07-09 Christian Bruel <christian.bruel@st.com>
12856 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
12857 instead of get_attr_length.
12859 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12861 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
12863 * genemit.c (gen_insn): Likewise.
12864 * gengtype.c (note_def_vec): Likewise.
12865 * gengtype.h (note_def_vec): Likewise.
12866 * genoutput.c (struct data, output_insn_data, process_template,
12867 gen_expand, gen_split, note_constraint): Likewise.
12868 * genrecog.c (new_decision, add_to_sequence, factor_tests,
12869 make_insn_sequence): Likewise.
12870 * gensupport.c (record_insn_name): Likewise.
12872 2008-07-08 Doug Kwan <dougkwan@google.com>
12874 * config/arm/arm.opt (mandroid): New option.
12875 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
12876 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
12878 (CC1PLUS_SPEC): Same.
12880 (STARTFILE_SPEC): Same.
12881 (ENDFILE_SPEC): Same.
12882 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
12885 2008-07-08 Raksit Ashok <raksit@google.com>
12887 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
12888 (set_storage_via_setmem): Fix expected_align parameter.
12889 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
12890 missing from the list.
12891 * doc/md.texi (movmem): Explicitly state that expected alignment is
12892 to be expressed in bytes.
12893 (setmem): Explicitly state that expected alignment is to be expressed
12896 2008-07-08 Joseph Myers <joseph@codesourcery.com>
12898 * reload.c (find_reloads_subreg_address): Do not require validity
12899 of address in original mode before reloading address.
12901 2008-07-07 Tianwei Sheng <tianweis@google.com>
12903 * df-core.c (df_remove_problem): Adjust the access to avoid out of
12904 bounds array access.
12906 2008-07-08 Jakub Jelinek <jakub@redhat.com>
12908 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
12910 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
12912 Fix PR tree-optimization/23455
12913 Fix PR tree-optimization/35286
12914 Fix PR tree-optimization/35287
12915 * Makefile.in (OBJS-common): Remove tree-vn.o.
12916 (tree-vn.o): Remove.
12917 * dbgcnt.def: Add treepre_insert debug counter.
12918 * gcc/tree-flow.h (add_to_value): Updated for other changes.
12919 (debug_value_expressions): Ditto.
12920 (print_value_expressions): Ditto.
12921 * tree-pretty-print.c (dump_generic_node): Updated for
12922 VALUE_HANDLE removal.
12923 * tree-ssa-dom.c (record_equality): Ditto.
12924 (cprop_operand): Ditto.
12925 (lookup_avail_expr): Ditto.
12926 * tree-ssa-threadedge.c
12927 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
12928 (simplify_control_stmt_condition): Ditto.
12929 * tree.c (tree_code_size): Ditto.
12930 (tree_node_structure): Ditto.
12931 (iterative_hash_expr): Ditto.
12933 * tree.h (VALUE_HANDLE_ID): Ditto.
12934 (VALUE_HANDLE_EXPR_SET): Ditto.
12935 (struct tree_value_handle): Ditto.
12936 (union tree_node): Ditto.
12937 * treestruct.def: Ditto.
12938 * tree-vn.c: Removed.
12939 * tree-ssa-pre.c: Rewritten entirely.
12940 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
12941 (constant_value_ids): Ditto.
12942 (vn_nary_op_t): Moved to header.
12944 (vn_reference_op_t): Ditto
12945 (vn_reference_t): Ditto.
12946 (next_value_id): New variable.
12947 (VN_INFO): Add an assert.
12948 (vn_constant_eq): New function.
12949 (vn_constant_hash): Ditto.
12950 (get_or_alloc_constant_value_id): Ditto.
12951 (value_id_constant_p): Ditto.
12952 (vn_reference_compute_hash): De-staticify.
12953 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
12954 Disable some code with a FIXME. Remove VALUE_HANDLE use.
12955 (valueize_refs): Update opcode if it changes from ssa name to constant.
12956 (vn_reference_lookup_1): Add new argument.
12957 (vn_reference_lookup): Ditto.
12958 (vn_reference_lookup_pieces): New function.
12959 (vn_reference_insert): Add return type. Modify to deal with value ids.
12960 (vn_reference_insert_pieces): New function.
12961 (vn_nary_op_compute_hash): De-staticify.
12962 (vn_nary_op_eq): Ditto.
12963 (vn_nary_op_lookup_pieces): New function.
12964 (vn_nary_op_lookup): Add new argument.
12965 (vn_nary_op_insert_pieces): New function.
12966 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
12967 (vn_phi_insert): Ditto.
12968 (visit_unary_op): Update for callee changes.
12969 (visit_binary_op): Ditto.
12970 (visit_reference_op_load): Ditto.
12971 (visit_reference_op_store): Ditto.
12972 (init_scc_vn): Init next_value_id, constant_to_value_id and
12973 constant_value_ids.
12974 (free_scc_vn): Free them.
12975 (set_hashtable_value_ids): New function.
12976 (run_scc_vn): Use it.
12977 (get_max_value_id): New function.
12978 (get_next_value_id): Ditto.
12979 (expressions_equal_p): Moved from tree-vn.c
12980 (sort_vuses): Ditto.
12981 (sort_vuses_heap): Ditto.
12982 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
12984 * tree.c (iterative_hash_hashval_t): Made non-static
12985 * tree.h (iterative_hash_hashval_t): Declare it.
12987 2008-07-08 Martin Jambor <mjambor@suse.cz>
12989 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
12990 instead of ipa_create_node_params.
12991 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
12992 ipa_check_create_edge_args, free them with
12993 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
12995 * ipa-prop.c: Include flags.h and tree-inline.h.
12996 (ipa_node_params_vector): New variable.
12997 (ipa_edge_args_vector): New variable.
12998 (edge_removal_hook_holder): New variable.
12999 (node_removal_hook_holder): New variable.
13000 (edge_duplication_hook_holder): New variable.
13001 (node_duplication_hook_holder): New variable.
13002 (ipa_detect_param_modifications): Check for presence of modified flags.
13003 (ipa_compute_jump_functions): Check for presence of jump functions.
13004 (ipa_free_edge_args_substructures): New function.
13005 (ipa_create_node_params): Removed.
13006 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13007 (ipa_free_node_params_substructures): New function.
13008 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13010 (ipa_edge_removal_hook): New function.
13011 (ipa_node_removal_hook): New function.
13012 (duplicate_array): New function.
13013 (ipa_edge_duplication_hook): New function.
13014 (ipa_node_duplication_hook): New function.
13015 (ipa_register_cgraph_hooks): New function.
13016 (ipa_unregister_cgraph_hooks): New function.
13017 (free_all_ipa_structures_after_ipa_cp): New function.
13019 * ipa-prop.h: Include vec.h.
13020 (ipa_node_params_t): New typedef with vector types for it.
13021 (ipa_edge_args_t): New typedef with vector types for it.
13022 (IPA_NODE_REF): Changed to access an on-the-side vector.
13023 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13024 (ipa_check_create_node_params): New function.
13025 (ipa_check_create_edge_args): New function.
13027 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13030 2008-07-07 Tom Tromey <tromey@redhat.com>
13032 * configure, config.in: Rebuilt.
13033 * configure.ac: Don't check for scandir or alphasort.
13035 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13037 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13038 types immediately after creating them.
13040 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13042 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13044 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13046 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13047 dump_constraint_graph.
13048 (dump_constraint_edge): New function.
13049 (dump_constraint_graph): New function.
13050 (debug_constraint_graph): New function.
13051 (dump_constraint): Removed useless comparison.
13052 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13053 (dump_constraint_graph): Declare.
13054 (debug_constraint_graph): Declare.
13055 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13057 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13059 * config/i386/i386.c (is_va_list_char_pointer): New.
13060 (ix86_va_start): Replace compare with ms_va_list_type_node
13061 by is_va_list_char_pointer.
13062 (ix86_gimplify_va_arg): Likewise.
13064 2008-07-07 Martin Jambor <mjambor@suse.cz>
13066 * cgraph.c (cgraph_edge_max_uid): New variable.
13067 (struct cgraph_edge_hook_list): New type.
13068 (struct cgraph_node_hook_list): New type.
13069 (struct cgraph_2edge_hook_list): New type.
13070 (struct cgraph_2node_hook_list): New type.
13071 (first_cgraph_edge_removal_hook): New variable.
13072 (first_cgraph_node_removal_hook): New variable.
13073 (first_cgraph_edge_duplicated_hook): New variable.
13074 (first_cgraph_node_duplicated_hook): New variable.
13075 (cgraph_add_edge_removal_hook): New function.
13076 (cgraph_remove_edge_removal_hook): New function.
13077 (cgraph_call_edge_removal_hooks): New function.
13078 (cgraph_add_node_removal_hook): New function.
13079 (cgraph_remove_node_removal_hook): New function.
13080 (cgraph_call_node_removal_hooks): New function.
13081 (cgraph_add_edge_duplication_hook): New function.
13082 (cgraph_remove_edge_duplication_hook): New function.
13083 (cgraph_call_edge_duplication_hooks): New function.
13084 (cgraph_add_node_duplication_hook): New function.
13085 (cgraph_remove_node_duplication_hook): New function.
13086 (cgraph_call_node_duplication_hooks): New function.
13087 (cgraph_create_edge): Assign to edge uid.
13088 (cgraph_remove_edge): Call edge removal hooks.
13089 (cgraph_node_remove_callees): Call edge removal hooks.
13090 (cgraph_node_remove_callers): Call edge removal hooks.
13091 (cgraph_remove_node): Call node removal hooks.
13092 (cgraph_clone_edge): Call edge duplication hooks.
13093 (cgraph_clone_node): Call node duplication hooks.
13095 * cgraph.h (cgraph_edge): New field uid.
13096 (cgraph_edge_hook): New type.
13097 (cgraph_node_hook): New type.
13098 (cgraph_2edge_hook): New type.
13099 (cgraph_2node_hook): New type.
13101 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13103 * config.in: Regenerate.
13105 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13107 * gcc.c (print_sysroot): New.
13108 (option_map, display_help, process_command): Handle the
13109 -print-sysroot option.
13110 (main): Print the sysroot if requested.
13111 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13113 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13116 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13118 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13120 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13121 (assign_parm_setup_block_p): Also check mode of entry_parm.
13123 2008-07-07 Richard Guenther <rguenther@suse.de>
13125 * tree-ssa-structalias.h (set_used_smts): Remove.
13126 * tree-ssa-structalias.c (used_smts): Likewise.
13127 (set_used_smts): Likewise.
13128 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13129 call to set_used_smts.
13131 2008-07-07 Richard Guenther <rguenther@suse.de>
13133 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13134 (new_var_info): Set it to false.
13135 (solution_set_add): Correctly handle pointers outside a var and
13137 (type_safe): Treat variables with is_full_var properly.
13138 (do_sd_constraint): Likewise.
13139 (do_ds_constraint): Likewise.
13140 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13141 (get_constraint_for_ptr_offset): New function.
13142 (get_constraint_for_component_ref): For addresses at least include
13143 the last field of the variable. Handle is_full_vars properly.
13144 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13145 (handle_ptr_arith): Remove.
13146 (find_func_aliases): Simplify assignment handling.
13147 (create_function_info_for): For parameter and result varinfos set
13149 (create_variable_info_for): Set is_full_var flag whenever we
13150 just created a single varinfo for a decl.
13151 (init_alias_vars): Initialize use_field_sensitive from
13152 max-fields-for-field-sensitive parameter.
13154 2008-07-07 Richard Guenther <rguenther@suse.de>
13156 PR tree-optimization/36713
13157 * tree-flow-inline.h (is_call_used): New function.
13158 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13159 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13160 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13162 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13164 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13166 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13168 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13170 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13171 Nathan Sidwell <nathan@codesourcery.com>
13173 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13174 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13176 * config/m68k/t-linux: New.
13177 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13180 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13182 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13183 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13186 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13188 * gcc.c (execute): Fix -Wc++-compat warning.
13190 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13193 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13194 constant for little endian.
13196 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13198 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13199 mips_base_mips16 instead of TARGET_MIPS16.
13200 (mips_base_mips16): Declare.
13201 * config/mips/mips.c (mips_base_mips16): Make global.
13202 (was_mips16_p): Remove GTY marker.
13203 (was_mips16_pch_p): New variable.
13204 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13205 (mips_override_options): Force to non-MIPS16 mode initially.
13206 Do not complain about MIPS16 PIC incompatibilities here.
13207 Only allow -mgpopt if -mexplicit-relocs is in force for
13210 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13212 * configure.ac: Check for caddr_t, define to char * if not defined.
13213 * configure: Regenerate.
13214 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13215 (mmap_gt_pch_use_address): Likewise.
13216 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13218 2008-07-06 Richard Guenther <rguenther@suse.de>
13220 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13221 (new_var_info): Deal with it.
13222 (solution_set_add): Likewise.
13223 (bitpos_of_field): Make signed, fix.
13224 (struct fieldoff): Remove type and decl fields. Make size field
13225 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13227 (fieldoff_compare): Deal with it.
13228 (push_fields_onto_fieldstack): Remove has_union argument, glob
13229 adjacent non-pointer fields together.
13230 (create_function_info_for): Do not set has_union.
13231 (create_variable_info_for): Simplify.
13233 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13235 * config.gcc (extra_headers): Add cross-stdarg.h for target
13236 x86_64-*-* and i?86-*-*.
13237 * config/i386/cross-stdarg.h: New.
13238 * builtins.c (std_fn_abi_va_list): New.
13239 (std_canonical_va_list_type): New.
13240 (stabilize_va_list): Replace va_list_type_node use by
13241 mtarget.canonical_va_list_type.
13242 (gimplify_va_arg_expr): Likewise.
13243 (expand_builtin_va_copy): Replace va_list_type_node use by
13244 mtarget.fn_abi_va_list.
13245 * tree-sra.c (is_va_list_type): New helper.
13246 (decl_can_be_decomposed_p): Replace
13247 va_list_type_node use by is_va_list_type.
13248 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13249 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13250 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13251 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13252 (ix86_enum_va_list): New.
13253 * config/i386/i386.c (sysv_va_list_type_node): New.
13254 (ms_va_list_type_node): New.
13255 (ix86_function_type_abi): Remove sorry.
13256 (ix86_build_builtin_va_list_abi): New.
13257 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13258 for 64-bit targets.
13259 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13260 (ix86_init_builtins_va_builtins_abi): New.
13261 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13262 for 64-bit targets.
13263 (ix86_handle_abi_attribute): New.
13264 (attribute_spec): Add sysv_abi and ms_abi.
13265 (ix86_fn_abi_va_list): New.
13266 (ix86_canonical_va_list_type): New.
13267 (ix86_enum_va_list): New.
13268 (TARGET_FN_ABI_VA_LIST): New.
13269 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13270 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13271 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13272 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13273 (TARGET_ENUM_VA_LIST): New.
13274 * expr.h (std_fn_abi_va_list): New.
13275 (std_canonical_va_list_type): New.
13276 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13277 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13278 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13279 TARGET_CANONICAL_VA_LIST_TYPE.
13280 * target.h (struct gcc_target): Add fn_abi_va_list hook
13281 and canonical_va_list_type hook.
13283 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13285 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13286 integral and pointer types.
13288 2008-07-04 Roger Sayle <roger@eyesopen.com>
13290 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13291 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13293 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13296 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13298 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13300 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13301 build_gimple_modify_stmt.
13302 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13303 gimple operand. Use fold_build* instead of build*.
13305 2008-07-04 Richard Guenther <rguenther@suse.de>
13307 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13308 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13309 properly to compute the reachability set if we do field-sensitive PTA.
13310 * invoke.texi (max-fields-for-field-sensitive): Document default.
13311 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13312 100 for optimize >= 2.
13314 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13316 * ggc-zone.c (lookup_page_table_if_allocated,
13317 set_page_table_entry, zone_find_object_size, alloc_small_page,
13318 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13319 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13320 -Wc++-compat and/or -Wcast-qual warnings.
13322 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13325 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13326 pic_offset_table_rtx to be marked as used here.
13327 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13328 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13329 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13330 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13331 !TARGET_SECURE_PLT.
13333 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13335 * alloc-pool.c (hash_descriptor, eq_descriptor,
13336 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13337 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13339 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13340 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13341 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13342 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13345 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13347 * tree-flow.h (loop_only_exit_p): Declare.
13348 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13349 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13350 the number of iterations if it is constant. Otherwise, if this is the
13351 only possible exit of the loop, use the conservative estimate on the
13352 number of iterations of the entire loop if available.
13354 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13356 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13357 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13358 Add synchronization functions.
13359 * config/sync.c: New file.
13360 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13361 (LIBGCC_SYNC_CFLAGS): Likewise.
13363 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13366 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13367 (*pushtf_sse): New insn pattern.
13368 (pushtf splitters): New splitters.
13370 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13372 PR middle-end/35736
13373 * predict.c (build_predict_expr): Use void_type_node for the tree
13374 type, instead of NULL_TREE.
13376 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13378 * config/i386/i386.c (contains_aligned_value_p): Return true
13380 (ix86_data_alignment): Align TCmode to 128bits.
13381 (ix86_local_alignment): Likewise.
13383 2008-07-03 Andrew Haley <aph@redhat.com>
13386 * vec.h (VEC_TA): New.
13387 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13388 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13389 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13390 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13391 (C_COMMON_FIXED_TYPES): Remove first arg.
13392 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13393 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13394 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13395 not to use empty macro arguments.
13397 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13399 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13400 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13401 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13402 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13403 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13404 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13405 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13406 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13407 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13408 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13409 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13410 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13411 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13412 config/rs6000/e500crtres64gpr.asm,
13413 config/rs6000/e500crtres64gprctr.asm,
13414 config/rs6000/e500crtrest32gpr.asm,
13415 config/rs6000/e500crtrest64gpr.asm,
13416 config/rs6000/e500crtresx32gpr.asm,
13417 config/rs6000/e500crtresx64gpr.asm,
13418 config/rs6000/e500crtsav32gpr.asm,
13419 config/rs6000/e500crtsav64gpr.asm,
13420 config/rs6000/e500crtsav64gprctr.asm,
13421 config/rs6000/e500crtsavg32gpr.asm,
13422 config/rs6000/e500crtsavg64gpr.asm,
13423 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13424 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13425 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13426 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13427 config/sparc/sol2-cn.asm: Remove .file directives.
13429 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13431 * resource.c (mark_referenced_resources): Look inside
13432 UNSPEC_VOLATILEs and ASM_INPUTs.
13434 2008-07-02 Ian Lance Taylor <iant@google.com>
13436 * rtlanal.c (add_reg_note): New function.
13437 * rtl.h (add_reg_note): Declare.
13438 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13439 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13440 * builtins.c (expand_builtin_longjmp): Likewise.
13441 (expand_builtin_nonlocal_goto): Likewise.
13442 * calls.c (emit_call_1, expand_call): Likewise.
13443 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13444 * cfglayout.c (fixup_reorder_chain): Likewise.
13445 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13446 (commit_one_edge_insertion): Likewise.
13447 * combine.c (move_deaths, distribute_notes): Likewise.
13448 * df-problems.c (df_set_note): Likewise.
13449 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13450 (set_unique_reg_note): Likewise.
13451 (emit_copy_of_insn_after): Likewise.
13452 * expr.c (expand_expr_real): Likewise.
13453 * gcse.c (add_label_notes): Likewise.
13454 * haifa-sched.c (create_check_block_twin): Likewise.
13455 * jump.c (mark_jump_label_1): Likewise.
13456 * loop-doloop.c (add_test, doloop_modify): Likewise.
13457 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13458 * lower-subreg.c (move_eh_region_note): Likewise.
13459 * optabs.c (emit_libcall_block): Likewise.
13460 * predict.c (predict_insn): Likewise.
13461 (combine_predictions_for_insn): Likewise.
13462 * recog.c (peephole2_optimize): Likewise.
13463 * regmove.c (try_auto_increment): Likewise.
13464 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13465 * reload.c (find_reloads): Likewise.
13466 * reload1.c (fixup_eh_region_note): Likewise.
13467 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13468 * reorg.c (delete_prior_computation): Likewise.
13469 (delete_computation, dbr_schedule): Likewise.
13470 * config/pa/pa.c (legitimize_pic_address): Likewise.
13471 * config/sh/sh.c (sh_reorg): Likewise.
13473 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13476 * config/libgcc-glibc.ver: Add %exclude.
13477 * config/m32r/libgcc-glibc.ver: Likwise.
13478 * config/s390/libgcc-glibc.ver: Likwise.
13479 * config/sh/libgcc-glibc.ver: Likwise.
13480 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13482 * config/i386/libgcc-glibc.ver: New.
13484 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13486 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13488 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13489 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13490 i[34567]86-*-linux*, x86_64-*-linux*. Add
13491 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13492 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13493 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13494 i[34567]86-*-linux*, x86_64-*-linux*.
13496 * libgcc-std.ver: Add empty GCC_4.4.0.
13498 * mkmap-symver.awk: Support multiple versions per symbol.
13500 * config/i386/i386.c (ix86_init_builtins): Always define
13501 __builtin_fabsq and __builtin_copysignq with fallbacks.
13502 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13503 and __builtin_copysignq if SSE2 isn't available.
13505 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13506 (LIBGCC2_TF_CEXT): Likwise.
13507 (TF_SIZE): Likwise.
13509 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13511 * config/i386/sfp-machine.h: Moved to libgcc.
13513 * config/i386/sfp-machine.h: New.
13514 * config/i386/t-linux: Likwise.
13516 * config/i386/t-darwin: Remove softfp_wrap_start and
13518 * config/i386/t-darwin64: Likewise.
13520 * config/i386/t-fprules-softfp64: Renamed to ...
13521 * config/i386/t-fprules-softfp: This.
13523 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13524 and softfp_wrap_end.
13526 2008-07-02 Jason Merrill <jason@redhat.com>
13528 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13530 * tree.c (ctor_to_list): New fn.
13531 * tree.h: Declare it.
13532 (CONSTRUCTOR_ELT): New macro.
13533 (CONSTRUCTOR_NELTS): New macro.
13535 2008-07-02 Richard Guenther <rguenther@suse.de>
13537 * tree-ssa-structalias.c (struct variable_info): Reorder
13538 to fill padding on 64bit hosts. Make collapsed_to an int.
13539 (get_varinfo_fc): Deal with that.
13540 (new_var_info): Likewise.
13541 (collapse_rest_of_var): Likewise.
13543 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13545 * doc/install.texi (--enable-java-home): Document.
13546 (--enable-aot-compile-rpm): Likewise.
13547 (--with-arch-directory): Likewise.
13548 (--with-os-directory): Likewise.
13549 (--with-origin-name): Likewise.
13550 (--with-arch-suffix): Likewise.
13551 (--with-jvm-root-dir): Likewise.
13552 (--with-jvm-jar-dir): Likewise.
13553 (--with-python-dir): Likewise.
13555 2008-07-02 Richard Guenther <rguenther@suse.de>
13557 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13558 from decls explicitly. Merge operand checking from tuples.
13560 2008-07-02 Martin Jambor <mjambor@suse.cz>
13562 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13564 2008-07-02 Martin Jambor <mjambor@suse.cz>
13566 * tree-switch-conversion.c: Included timevar.h
13567 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13569 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13571 2008-07-02 Martin Jambor <mjambor@suse.cz>
13573 * tree-switch-conversion.c: Corrected various comments and
13575 (build_constructors): Fixed minor formatting mistakes.
13577 * invoke.texi (Optimize Options): Corrected the
13578 switch-conversion-max-branch-ratio parameter.
13580 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13582 * final.c (asm_insn_count): Return zero for an empty asm body.
13584 2008-07-02 Richard Guenther <rguenther@suse.de>
13586 * bitmap.h (bitmap_set_bit): Return bool.
13587 (bitmap_clear_bit): Likewise.
13588 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13589 write to the bitmap if it would.
13590 (bitmap_clear_bit): Likewise.
13591 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13592 bitmap_set_bit return value.
13593 (add_pred_graph_edge): Likewise.
13594 (add_graph_edge): Likewise.
13595 (do_sd_constraint): Likewise.
13596 (do_ds_constraint): Likewise.
13598 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13600 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13601 Fix -Wc++-compat and/or -Wcast-qual warnings.
13602 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13603 gen_regparm_prefix): Likewise.
13604 * vmsdbgout.c (write_modbeg, lookup_filename,
13605 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13607 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13609 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13610 defaults.h definition apply.
13612 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13614 * function.c (assign_parm_remove_parallels): New.
13615 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13617 (assign_parm_setup_block): Do not handle them.
13618 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13619 assign_parm_remove_parallels.
13621 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13623 * c-typeck.c (convert_for_assignment): Use
13624 vector_targets_convertible_p.
13625 * c-common.c (vector_targets_convertible_p): New.
13626 * c-common.h (vector_targets_convertible_p): New prototype.
13627 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13628 opaque_p_V2SI_type_node.
13630 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13632 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13635 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13637 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13638 TFmode constants via two element DImode vector for hosts with
13639 HOST_BITS_PER_WIDE_INT < 64.
13640 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13641 also for HOST_BITS_PER_WIDE_INT < 64.
13643 2008-07-01 Richard Guenther <rguenther@suse.de>
13645 PR tree-optimization/36666
13646 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13647 (get_constraint_exp_from_ssa_var): Split into ...
13648 (get_constraint_exp_for_temp): ... this ...
13649 (get_constraint_for_ssa_var): ... and that.
13650 Return constraint expressions for all touched sub-fields
13651 if the results address is not taken.
13652 (process_constraint): Remove assertion that aggregate
13653 assignments do not happen at this place.
13654 (get_constraint_for_component_ref): Add address_p argument.
13655 Return constraint expressions for all touched sub-fields
13656 if the results address is not taken.
13657 (do_deref): Use get_constraint_exp_for_temp.
13658 (get_constraint_for_1): Rename from ...
13659 (get_constraint_for): ... this. Add the old function as wrapper.
13660 (do_structure_copy): Use get_constraint_for_1.
13662 2008-07-01 Martin Jambor <mjambor@suse.cz>
13664 * Makefile.in (tree-switch-conversion.o): Add.
13665 (OBJS-common): Add tree-swtch-conversion.o.
13666 * passes.c (init_optimization_passes): Add pass_convert_switch.
13667 * tree-pass.h: (pass_convert_switch): Add.
13668 * tree-switch-conversion.c: New file.
13669 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13670 * common.opt (ftree-cswtch): New option.
13671 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13672 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13673 * opts.c (decode_options): Set flag_tree_switch_conversion when
13674 optimization level is >= 2.
13675 * doc/invoke.texi (Optimize Options): Added description of
13676 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13678 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13680 * config/darwin-driver.c (darwin_default_min_version): Fix
13681 -Wc++-compat warnings.
13683 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13685 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13688 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13690 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13692 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13694 PR rtl-optimization/34744
13695 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13696 (df_scan_free_internal): Free data structures not
13697 allocated in storage pools.
13698 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13699 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13700 df_scan_free_mws_vec.
13701 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13704 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13706 * config/i386/i386.c (contains_aligned_value_p): Return true
13708 (ix86_function_arg_boundary): Return its natural boundary
13710 (return_in_memory_32): Don't check TDmode.
13711 (ix86_split_to_parts): Support splitting into 4 parts and
13712 support TFmode for 32bit target.
13713 (ix86_split_long_move): Support splitting into 4 parts.
13714 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
13716 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
13717 (ix86_init_builtins): Here.
13718 (ix86_scalar_mode_supported_p): Always return true for TFmode.
13719 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
13720 'q' and 'w', respectively.
13722 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
13724 (movtf_internal): Likewise.
13725 (<code>tf2): Likewise.
13726 (*absnegtf2_sse): Likewise.
13727 (copysign<mode>3): Likewise.
13728 (copysign<mode>3_const): Likewise.
13729 (copysign<mode>3_var): Likewise.
13730 (define_split UNSPEC_COPYSIGN): Likewise.
13731 * config/i386/sse.md (*nandtf3): Likewise.
13732 (<code>tf3): Likewise.
13733 (*<code>tf3): Likewise.
13735 2008-06-30 Joey Ye <joey.ye@intel.com>
13736 H.J. Lu <hongjiu.lu@intel.com>
13738 * global.c (compute_regsets): Set frame_pointer_needed here.
13739 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
13741 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13743 * doc/install.texi (specific): Expand Windows build notes.
13745 2008-06-30 Ira Rosen <irar@il.ibm.com>
13747 PR tree-optimization/36648
13748 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
13749 number of prolog iterations by step. Fix the comment.
13751 2008-06-30 Richard Guenther <rguenther@suse.de>
13753 PR middle-end/36671
13754 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
13755 handle calls from ECF_MALLOC functions.
13756 (handle_pure_call): ECF_MALLOC functions do not return
13758 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
13760 2008-06-29 Andreas Schwab <schwab@suse.de>
13762 * config/m68k/m68k.c (print_operand): Always print a float
13764 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
13765 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
13768 * config/rs6000/x-linux64: Remove never used file.
13770 2008-06-29 Richard Guenther <rguenther@suse.de>
13772 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
13774 (struct alias_info): Move ...
13775 * tree-ssa-alias.c: ... here.
13776 (update_alias_info): Declare.
13777 (compute_may_aliases): Call it.
13778 (update_alias_info): New function.
13779 * tree-ssa-structalias.c (update_alias_info): Move ...
13780 * tree-ssa-alias.c (update_alias_info_1): ... here.
13781 * tree-ssa-structalias.c (process_constraint_1): Remove
13782 unused from_call argument. Rename to ...
13783 (process_constraint): ... this. Delete old wrapper.
13784 (make_constraint_to): Adjust callers.
13785 (handle_const_call): Likewise.
13786 (handle_pure_call): Likewise.
13787 (init_base_vars): Likewise.
13788 (handle_lhs_call): Likewise. Remove unnecessary constraint.
13789 (find_func_aliases): We don't need structure copies for
13791 (make_constraint_from_anything): Remove.
13792 (create_variable_info_for): For globals make constraints
13793 from escaped, not from anything.
13794 (compute_points_to_sets): Do not call update_alias_info.
13795 (ipa_pta_execute): Use make_constraint_from.
13797 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13799 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
13800 (bitmap.o-warn, dominance.o-warn): New.
13801 * configure.ac (cxx_compat_warn): Delete.
13802 (loose_warn): Add -Wcast-qual and -Wc++-compat.
13803 * system.h: Remove #pragma diagnostic for -Wcast-qual and
13805 * configure: Regenerate.
13807 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
13810 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13812 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
13813 * df-scan.c (df_notes_rescan): Likewise.
13814 * ggc-page.c (set_page_table_entry): Likewise.
13815 * intl.c (gcc_gettext_width): Likewise.
13816 * varasm.c (get_unnamed_section, get_noswitch_section,
13817 get_section): Likewise.
13819 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
13821 * regrename.c (build_def_use): Don't copy RTX.
13823 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
13825 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
13826 (Type Attributes): Fix nesting of @table and @subsection. Adjust
13827 punctuation. Use @ref instead of @xref.
13828 (Function Names): Remove stray @display/@end display.
13829 (C++ Attributes): Use @ref instead of @xref.
13830 (Deprecated Features): Fix punctuation around @xref.
13831 (Backwards Compatibility): Likewise.
13832 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
13834 2008-06-28 Joseph Myers <joseph@codesourcery.com>
13836 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
13837 constants for E500 double.
13839 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13841 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
13842 element type of const_vector.
13844 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
13846 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
13847 Remove FLAGS_REG clobber from expander pattern.
13848 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
13849 (anddi3, andsi3, andhi3, andqi3): Ditto.
13850 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
13851 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
13852 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
13853 (ashlsi3, ashlhi3, ashlqi3): Ditto.
13854 (ashrsi3, ashrhi3, ashrqi3): Ditto.
13855 (lshrsi3, lshrhi3, lshrqi3): Ditto.
13856 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
13857 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
13859 2008-06-28 Richard Guenther <rguenther@suse.de>
13861 * tree-ssa-structalias.c (callused_id, var_callused,
13862 callused_tree): Add.
13863 (handle_pure_call): New function.
13864 (find_func_aliases): Call it.
13865 (find_what_p_points_to): Handle the call-used set.
13866 (clobber_what_escaped): Likewise.
13867 (compute_call_used_vars): New function.
13868 (init_base_vars): Init the call-used variable.
13869 (do_sd_constraint): Do not propagate the solution from CALLUSED
13870 but use CALLUSED as a placeholder.
13871 (solve_graph): Likewise.
13872 * tree-flow-inline.h (gimple_call_used_vars): New function.
13873 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
13874 (compute_call_used_vars): Declare.
13875 * tree-ssa-alias.c (set_initial_properties): Call
13876 compute_call_used_vars.
13877 (reset_alias_info): Clear call-used variables.
13878 (add_call_clobber_ops): Assert we are not called for const/pure
13879 functions. Remove handling of them.
13880 (add_call_read_ops): Handle pure functions by adding the
13881 call-used set of variables as VUSEs.
13882 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
13883 (delete_tree_ssa): Free it.
13884 * tree-dfa.c (remove_referenced_var): Clear the var from the
13887 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
13889 * tree.c (build_varargs_function_type_list): New.
13890 (build_function_type_list_1): New.
13891 (build_function_type_list): Use build_function_type_list_1.
13892 * tree.h (build_varargs_function_type_list): New.
13894 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13897 * config/spu/spu.c (spu_builtin_splats): Do not generate
13898 invalid CONST_VECTOR expressions.
13899 (spu_expand_vector_init): Likewise.
13901 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
13903 * optabs.c (libfunc_decls): New variable.
13904 (libfunc_decl_hash, libfunc_decl_eq): New functions.
13905 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13906 for the same function twice.
13908 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
13910 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
13911 ix86_expand_binary_operator directly.
13912 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
13914 (*ashrti3_1): Ditto.
13915 (*lshrti3_1): Ditto.
13916 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
13917 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
13918 using only one splitter. Conditionaly execute splitter before or
13919 after peephole2 pass.
13920 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
13921 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
13922 Use only one alternative in asm template.
13923 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
13925 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
13926 "J" operand constraint for operand 2.
13927 (*ashldi3_cconly_rex64): Ditto.
13928 (*ashrdi3_cmp_rex64): Ditto.
13929 (*ashrdi3_cconly_rex64): Ditto.
13930 (*lshrdi3_cmp_rex64): Ditto.
13931 (*lshrdi3_cconly_rex64): Ditto.
13932 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
13933 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
13934 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
13937 2008-06-27 Jakub Jelinek <jakub@redhat.com>
13939 * gimplify.c (omp_is_private): Don't return true if decl is not
13940 already private on #pragma omp for or #pragma omp parallel for.
13943 * tree-cfg.c (struct move_stmt_d): Replace block field with
13944 orig_block and new_block fields.
13945 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
13946 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
13947 (move_block_to_fn): Replace vars_map and new_label_map arguments
13948 with struct move_stmt_d pointer.
13949 (replace_block_vars_by_duplicates): New function.
13950 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
13951 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
13952 all subblocks of ORIG_BLOCK to the new function. Call
13953 replace_block_vars_by_duplicates.
13954 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
13955 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
13956 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
13957 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
13958 (expand_omp): Temporarily set input_location to the location of
13959 region's controlling stmt.
13960 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
13961 BIND_EXPR, push ctx->block_vars and gimplification vars into
13962 the BIND_EXPR and its block's BLOCK_VARS instead of directly
13963 into dest function.
13964 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
13965 there are any BLOCK_VARS.
13966 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
13967 OMP_PARALLEL or OMP_TASK stmt.
13968 (lower_omp): Save and restore input_location around the lower_omp_1
13971 2008-06-27 Richard Guenther <rguenther@suse.de>
13973 PR tree-optimization/36400
13974 PR tree-optimization/36373
13975 PR tree-optimization/36344
13976 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
13977 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
13978 (update_alias_info): Remove call clobbering code.
13979 (make_constraint_to): New helper function.
13980 (make_escape_constraint): Likewise.
13981 (handle_rhs_call): Use it on all pointer containing arguments.
13982 Also mark the static chain escaped.
13983 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
13984 instead of ANYTHING.
13985 (make_constraint_from): New helper split out from ...
13986 (make_constraint_from_anything): ... here.
13987 (find_func_aliases): Add constraints for escape sites.
13988 (intra_create_variable_infos): Make constraints from NONLOCAL
13990 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
13992 (clobber_what_p_points_to): Remove.
13993 (clobber_what_escaped): New function.
13994 (init_base_vars): Init NONLOCAL and ESCAPED.
13995 (do_sd_constraint): Do not propagate the solution from ESCAPED
13996 but use ESCAPED as a placeholder.
13997 (solve_graph): Likewise.
13998 * tree-flow.h (clobber_what_p_points_to): Remove.
13999 (clobber_what_escaped): Declare.
14000 * tree-ssa-alias.c (set_initial_properties): Call it.
14001 Remove code clobbering escaped pointers.
14003 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14005 * function.c (allocate_struct_function): Only allocate a unique
14006 funcdef_no if the decl is nonzero.
14008 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14010 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14011 * config/mips/mips.c (mips_split_const_insns): New function.
14012 * config/mips/mips.md (move_type): New attribute.
14013 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14014 (dword_mode): New attribute.
14015 (type): Avoid long line. Map "move_type"s to "type"s,
14016 choosing "multi" for doubleword moves if appropriate.
14017 Swap MTC/MFC comments to match their declaration order.
14018 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14019 "type" is "branch" or "jal" is "direct".
14020 (length): Handle "extended_mips16" first. Make the default
14021 "0" for "ghost" instructions. Set the length from "move_type".
14022 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14023 of "type", with "sll0" for the register alternative. Remove the
14024 "extended_mips16" attribute.
14025 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14026 of "type", with "shift_shift" for the register alternative.
14027 Remove the "length" attribute.
14028 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14029 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14030 of "type", with "andi" for the register alternative.
14031 (*zero_extendqihi2): Likewise.
14032 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14033 of "andi" instead of a "type" of "arith".
14034 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14036 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14037 (mov_<store>r, *mov<mode>_ra): Likewise.
14038 (extendsidi2): Use "move_type" instead of "type", with "move"
14039 for the register alternative.
14040 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14041 of "type", with "signext" for the register alternative.
14042 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14043 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14044 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14045 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14046 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14047 (unnamed branch insn): Likewise.
14048 (*movdi_gp32_fp64): Fold into...
14049 (*movdi_32bit): ...here.
14050 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14051 (*movdf_hardfloat): ...this new pattern.
14052 (*movdf_softfloat): Remove redundant FPR alternatives.
14053 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14054 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14055 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14056 the "move" attribute.
14057 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14058 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14059 and "store" for COP loads and stores.
14060 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14061 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14062 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14063 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14064 (*movtf_mips16, *movv2sf): Likewise.
14065 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14066 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14067 (mfhc1<mode>): Use "move_type" instead of "move".
14068 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14069 (loadgp_blockage): Remove the "length" attribute.
14070 (blockage, set_got_version, update_got_version): Likewise.
14071 (call_internal): Remove the "extended_mips16" attribute.
14072 (call_value_internal, call_value_multiple_internal): Likewise.
14073 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14075 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14076 the "length" attribute.
14078 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14080 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14081 -Wcast-qual warnings.
14082 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14083 handle_pragma_pop_macro): Likewise.
14084 * collect2.c (resolve_lib_name): Likewise.
14085 * config/arc/arc.c (arc_init): Likewise.
14086 * config/arm/arm.c (neon_builtin_compare,
14087 locate_neon_builtin_icode): Likewise.
14088 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14089 * config/bfin/bfin.c (bfin_init_machine_status,
14090 bfin_optimize_loop): Likewise.
14091 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14092 * config/cris/cris.c (cris_init_expanders): Likewise.
14093 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14094 * config/darwin.c (machopic_indirection_eq,
14095 machopic_indirection_name, machopic_output_indirection): Likewise.
14096 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14097 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14098 frv_optimize_membar): Likewise.
14099 * config/i386/cygwin.h (mingw_scan,
14100 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14101 * config/i386/cygwin1.c (mingw_scan): Likewise.
14102 * config/i386/i386.c (machopic_output_stub): Likewise.
14103 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14104 i386_pe_unique_section): Likewise.
14105 * config/ia64/ia64.c (ia64_init_machine_status,
14106 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14108 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14109 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14110 * config/m68k/m68k.c (m68k_handle_option,
14111 m68k_sched_md_init_global): Likewise.
14112 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14113 mcore_unique_section): Likewise.
14114 * config/mips/mips.c (mips_block_move_straight,
14115 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14117 * config/mmix/mmix.c (mmix_init_machine_status,
14118 mmix_encode_section_info): Likewise.
14119 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14120 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14121 print_operand_address, output_toc, redefine_groups,
14122 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14123 * config/s390/s390.c (s390_init_machine_status): Likewise.
14124 * config/score/score.c (score_block_move_straight,
14125 score_block_move_loop_body): Likewise.
14126 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14127 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14128 * emit-rtl.c (find_auto_inc): Likewise.
14129 * gcc.c (translate_options, process_command): Likewise.
14130 * reorg.c (dbr_schedule): Likewise.
14131 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14132 * xcoffout.c (xcoffout_declare_function): Likewise.
14134 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14136 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14137 ipa-pta working again.
14139 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14141 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14144 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14146 * config.gcc (powerpc*-*-*): Add new core e500mc.
14147 * config/rs6000/e500mc.md: New file.
14148 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14150 (rs6000_override_options): Add e500mc case to
14151 processor_target_table. Altivec and Spe options not allowed
14152 with e500mc. Add isel instruction to e500mc by
14153 default. Initialize rs6000_cost for e500mc.
14154 (rs6000_issue_rate): Set issue rate for e500mc.
14155 * config/rs6000/rs6000.h (processor_type): Add
14156 PROCESSOR_PPCE500MC.
14157 (ASM_CPU_SPEC): Add e500mc.
14158 Set TARGET_ISEL to rs6000_isel.
14159 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14160 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14161 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14163 * doc/invoke.texi: Add e500mc to list of cpus.
14165 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14168 * c-lex.c (lex_charconst): Initialize unsignedp.
14170 2008-06-27 Olivier Hainque <hainque@adacore.com>
14172 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14173 documented assumptions.
14175 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14177 * dwarf2out.c: Remove trailing white spaces. Break long line
14180 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14182 * libfuncs.h (LTI_synchronize): New libfunc_index.
14183 (synchronize_libfunc): Declare.
14184 * builtins.c (expand_builtin_synchronize): Consider using
14185 synchronize_libfunc before falling back on an asm blockage.
14186 * config/mips/mips.c: Include libfuncs.h
14187 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14189 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14191 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14192 parameter. Copy stack_reg to r11 where appropriate.
14193 (no_global_regs_above): Add gpr parameter.
14194 (rs6000_stack_info): Only add padding for SPE save area if we
14195 are saving SPE GPRs and CR.
14196 (saveres_routine_syms): New variable.
14197 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14199 (rs6000_savres_routine_sym): New function.
14200 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14202 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14203 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14204 Tweak FPR out-of-line saving.
14205 (rs6000_make_savres_rtx): New function.
14206 (rs6000_use_multiple_p): New function.
14207 (rs6000_savres_strategy): New function.
14208 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14209 out-of-line if appropriate.
14210 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14211 if we are optimizing for size.
14212 (GP_SAVE_INLINE): Define.
14213 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14214 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14215 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14216 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14217 (*save_fpregs_<mode>): Add use of r11.
14218 (*restore_gpregs_<mode>): New insn.
14219 (*return_and_restore_gpregs_<mode>): New insn.
14220 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14222 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14223 (*restore_gpregs_spe): New insn.
14224 (*return_and_restore_gpregs_spe): New insn.
14225 * config/rs6000/predicates.md (save_world_operation): Fix check.
14227 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14229 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14230 this point, so assert that.
14232 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14234 * cfganal.c: Include vec.h and vecprim.h.
14235 (compute_idf): Import from...
14236 * tree-into-ssa (compute_idf): ...here.
14237 * basic-block.h (compute_idf): Export.
14239 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14241 * c-decl.c (merge_decls): Use !current_function_decl to check for
14242 extern declaration of C99 inline function being at file scope.
14244 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14246 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14248 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14250 * alias.c (record_alias_subset, init_alias_analysis): Fix
14251 -Wc++-compat and/or -Wcast-qual warnings.
14252 * attribs.c (lookup_attribute_spec): Likewise.
14253 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14254 copy_bb, connect_traces,
14255 find_rarely_executed_basic_blocks_and_cr): Likewise.
14256 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14257 note_btr_set, migrate_btr_defs): Likewise.
14258 * builtins.c (result_vector, expand_builtin_memcpy,
14259 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14260 builtin_memset_read_str, expand_builtin_printf,
14261 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14263 * caller-save.c (mark_set_regs): Likewise.
14264 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14265 * cgraph.c (cgraph_edge): Likewise.
14266 * combine.c (likely_spilled_retval_1): Likewise.
14267 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14268 htab_counts_entry_del, get_coverage_counts): Likewise.
14269 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14270 new_cselib_val): Likewise.
14271 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14272 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14274 * df-core.c (df_compact_blocks): Likewise.
14275 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14276 * df-scan.c (df_grow_reg_info, df_ref_create,
14277 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14278 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14279 df_record_entry_block_defs, df_record_exit_block_uses,
14280 df_bb_verify): Likewise.
14281 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14282 DF_REF_EXTRACT_MODE_CONST): New.
14283 * dominance.c (get_immediate_dominator, get_dominated_by,
14284 nearest_common_dominator, root_of_dom_tree,
14285 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14286 -Wc++-compat and/or -Wcast-qual warnings.
14287 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14288 record_store, replace_read, check_mem_read_rtx, scan_insn,
14289 dse_step1, dse_record_singleton_alias_set): Likewise.
14290 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14292 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14294 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14295 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14296 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14297 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14298 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14299 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14300 file_name_acquire, output_file_names, add_const_value_attribute,
14301 premark_used_types_helper, file_table_eq, file_table_hash,
14302 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14303 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14304 -Wcast-qual warnings.
14305 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14306 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14307 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14308 gen_reg_rtx, start_sequence, init_emit): Likewise.
14309 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14310 * except.c (init_eh_for_function, gen_eh_region,
14311 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14312 arh_to_landing_pad, arh_to_label, add_action_record,
14313 add_call_site, switch_to_exception_section): Likewise.
14314 * expmed.c (synth_mult): Likewise.
14315 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14316 store_expr): Likewise.
14317 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14319 * function.c (assign_stack_temp_for_type,
14320 allocate_struct_function, match_asm_constraints_1): Likewise.
14321 * gcov-io.c (gcov_allocate): Likewise.
14322 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14323 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14324 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14325 record_one_set, insert_expr_in_table, insert_set_in_table,
14326 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14327 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14328 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14329 -Wcast-qual warnings.
14331 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14333 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14334 -Wcast-qual warnings.
14335 * gcc.c (process_command): Likewise.
14336 * genattrtab.c (oballoc): Use XOBNEW.
14337 (oballocvec): Define.
14338 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14339 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14340 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14341 -Wc++-compat and/or -Wcast-qual warnings.
14342 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14343 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14344 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14345 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14346 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14347 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14348 add_excls, process_presence_absence_names,
14349 process_presence_absence_patterns, add_presence_absence,
14350 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14351 get_free_state, add_arc, get_free_automata_list_el,
14352 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14353 transform_3, cache_presence, create_ainsns, create_automata,
14354 create_state_ainsn_table, dfa_insn_code_enlarge,
14355 output_trans_func, output_min_issue_delay_func,
14356 output_dead_lock_func, output_reset_func,
14357 output_get_cpu_unit_code_func, output_dfa_start_func,
14358 expand_automata): Likewise.
14359 * genextract.c (gen_insn): Likewise.
14360 * gengtype-lex.l: Likewise.
14361 * gengtype.c (read_input_list, adjust_field_type,
14362 process_gc_options): Likewise.
14363 * genoutput.c (note_constraint): Likewise.
14364 * genpreds.c (mangle, add_constraint): Likewise.
14365 * genrecog.c (process_define_predicate, new_decision,
14366 add_to_sequence): Likewise.
14367 * gensupport.c (record_insn_name): Likewise.
14369 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14371 * config/i386/driver-i386.c (detect_caches_amd,
14372 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14373 and/or -Wcast-qual warnings.
14374 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14375 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14376 gt_pch_save): Likewise.
14377 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14378 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14379 * global.c (compute_regsets): Likewise.
14380 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14381 finish_graph_dump_file): Likewise.
14382 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14383 unlink_bb_notes): Likewise.
14384 * integrate.c (get_hard_reg_initial_val): Likewise.
14385 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14386 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14387 * local-alloc.c (update_equiv_regs): Likewise.
14388 * loop-invariant.c (check_invariant_table_size,
14389 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14391 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14392 altered_reg_used, mark_altered): Likewise.
14393 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14394 insert_var_expansion_initialization,
14395 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14396 release_var_copies): Likewise.
14397 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14398 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14399 analyze_accesses_for_phi_node, check_var_notmodified_p,
14400 check_allocation_function, find_sites_in_func,
14401 record_all_accesses_in_func, transform_access_sites,
14402 transform_allocation_sites): Likewise.
14403 * omp-low.c (new_omp_region, create_omp_child_function_name,
14404 check_omp_nesting_restrictions, check_combined_parallel,
14405 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14406 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14407 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14408 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14410 * opts-common.c (prune_options): Likewise.
14411 * opts.c (add_input_filename, print_filtered_help,
14412 get_option_state): Likewise.
14413 * params.c (add_params): Likewise.
14414 * passes.c (set_pass_for_id, next_pass_1,
14415 do_per_function_toporder, pass_fini_dump_file): Likewise.
14416 * postreload.c (reload_cse_simplify_operands): Likewise.
14417 * predict.c (tree_predicted_by_p, tree_predict_edge,
14418 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14420 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14422 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14424 * recog.c (check_asm_operands, validate_change_1): Likewise.
14425 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14426 subst_asm_stack_regs): Likewise.
14427 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14428 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14429 * regmove.c (reg_is_remote_constant_p): Likewise.
14430 * regrename.c (regrename_optimize, scan_rtx_reg,
14431 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14433 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14434 regstat_compute_calls_crossed): Likewise.
14435 * reload1.c (init_reload, new_insn_chain,
14436 has_nonexceptional_receiver, reload, copy_reloads,
14437 calculate_needs_all_insns, init_elim_table): Likewise.
14438 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14439 * rtl.c (shallow_copy_rtx_stat): Likewise.
14440 * rtlanal.c (parms_set): Likewise.
14441 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14442 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14443 * sched-ebb.c (earliest_block_with_similiar_load,
14444 add_deps_for_risky_insns): Likewise.
14445 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14446 schedule_region): Likewise.
14447 * see.c (eq_descriptor_pre_extension,
14448 hash_descriptor_pre_extension, hash_del_pre_extension,
14449 eq_descriptor_properties, hash_descriptor_properties,
14450 hash_del_properties, see_seek_pre_extension_expr,
14451 see_initialize_data_structures, see_print_register_properties,
14452 see_print_pre_extension_expr, see_delete_merged_def_extension,
14453 see_delete_unmerged_def_extension, see_emit_use_extension,
14454 see_pre_delete_extension, see_map_extension, see_commit_changes,
14455 see_analyze_merged_def_local_prop,
14456 see_analyze_merged_def_local_prop,
14457 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14458 see_set_prop_merged_def, see_set_prop_unmerged_def,
14459 see_set_prop_unmerged_use, see_print_one_extension,
14460 see_merge_one_use_extension, see_merge_one_def_extension,
14461 see_store_reference_and_extension, see_update_uses_relevancy,
14462 see_update_defs_relevancy): Likewise.
14463 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14464 hash_statistics_free, curr_statistics_hash): Likewise.
14465 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14466 expand_asm_operands, expand_return, case_bit_test_cmp,
14467 expand_case): Likewise.
14468 * stor-layout.c (start_record_layout): Likewise.
14469 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14470 gt_pch_save_stringpool): Likewise.
14471 * tree-data-ref.c (hash_stmt_vertex_info,
14472 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14473 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14475 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14478 * config/i386/i386.md : Change constraints of HImode and QImode
14479 immediate operands from "i" to "n". Change SImode "ni" constraint to
14480 "i" and SImode "rmi" constraint to "g". Remove all constraints
14481 from const0_operand and const1_operand predicated operands.
14482 (i): Change QImode and HImode attribute from "i" to "n".
14483 (*subqi_2): Change HImode operands to QImode.
14486 2008-06-25 Olivier Hainque <hainque@adacore.com>
14488 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14491 2008-06-25 Richard Guenther <rguenther@suse.de>
14493 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14494 not overflow the result type.
14496 2008-06-25 Richard Guenther <rguenther@suse.de>
14498 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14499 (vn_lookup): Likewise.
14501 2008-06-25 Richard Guenther <rguenther@suse.de>
14503 PR tree-optimization/35518
14504 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14505 * tree-sra.c (instantiate_element): Use fold_build3 to build
14507 (try_instantiate_multiple_fields): Likewise.
14509 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14511 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14514 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14516 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14517 use_backchain_to_restore_sp to true
14518 if the offset of the link register save area would go over the 32k - 1
14519 offset limit of the load
14522 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14524 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14525 anchor for the type-punning blurb. Cross-reference "Structures
14526 unions enumerations and bit-fields implementation". Provide a
14527 cast-through-pointer example. Make final sentence self-contained.
14528 * doc/implement-c.texi (Structures unions enumerations and
14529 bit-fields implementation): Cross-reference the type-punning blurb
14530 in the -fstrict-aliasing documentation.
14532 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14534 PR middle-end/36594
14535 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14536 the memory instead of the memory itself for the save area.
14538 2008-06-24 Olivier Hainque <hainque@adacore.com>
14539 Nicolas Roche <roche@adacore.com>
14541 * gengtype.c (srcdir_len): size_t instead of int.
14542 (get_file_realbasename): New function. For F a filename, the real
14543 basename of F, with all the path components stripped.
14544 (get_file_srcdir_relative_path): New function. For F a filename, the
14545 relative path to F from $(srcdir).
14546 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14547 get_file_realbasename. Adjust the head comment.
14548 (get_prefix_langdir_index): New function. For F a filename, return the
14549 lang_dir_names[] relative index of the language directory that is
14551 (get_file_langdir): For F a filename, return the name of the language
14552 directory where F is located.
14553 (get_file_gtfilename): New function. The gt- output file name for an
14555 (get_output_file_with_visibility): Replace in-line computations with
14556 uses of get_file_gtfilename and get_prefix_langdir_index.
14557 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14559 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14561 PR tree-optimization/36504
14562 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14563 references without base address.
14565 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14567 PR middle-end/36584
14568 * calls.c (expand_call): Increase alignment for recursive functions.
14570 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14572 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14573 (TARGET_FUNCTION_VALUE): New define.
14574 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14575 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14577 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14579 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14580 (fmod<mode>3): Ditto.
14581 (remainderxf3): Ditto.
14582 (remainder<mode>3): Ditto.
14584 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14587 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14588 REG is a hard register.
14590 PR tree-optimization/36508
14591 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14592 499, don't check it at all in release compilers.
14594 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14596 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14597 together with SSE_TARGET_MATH to disable insn pattern.
14598 (*fop_<MODEF:mode>_2_i387): Ditto.
14599 (*fop_<MODEF:mode>_3_i387): Ditto.
14601 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14603 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14605 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14607 PR middle-end/34906
14608 * gimplify.c (gimplify_asm_expr): Check the return code of
14609 parse_output_constraint call, set function return and is_inout
14610 value if it failed.
14612 2008-06-22 Ian Lance Taylor <iant@google.com>
14614 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14615 (narrowest_signed_type): Likewise.
14616 * c-typeck.c (c_common_type): Change local variable mclass to enum
14618 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14619 tcc_comparison, not the tree code itself.
14620 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14621 (c_expand_expr): Cast modifier to enum expand_modifier.
14622 * c-common.h (C_RID_CODE): Add casts.
14623 (C_SET_RID_CODE): Define.
14624 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14625 (c_lex_one_token): Add cast to avoid warning.
14626 (c_parser_objc_type_name): Rename local typename to type_name.
14627 (check_no_duplicate_clause): Change code parameter to enum
14629 (c_parser_omp_var_list_parens): Change kind parameter to enum
14631 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14632 c_parser_omp_list_var_parens.
14633 (c_parser_omp_threadprivate): Likewise.
14634 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14635 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14636 * c-format.c (NO_FMT): Define.
14637 (printf_length_specs): Use NO_FMT.
14638 (asm_fprintf_length_specs): Likewise.
14639 (gcc_diag_length_specs): Likewise.
14640 (scanf_length_specs): Likewise.
14641 (strfmon_length_specs): Likewise.
14642 (gcc_gfc_length_specs): Likewise.
14643 (printf_flag_specs): Change 0 to STD_C89.
14644 (asm_fprintf_flag_specs): Likewise.
14645 (gcc_diag_flag_specs): Likewise.
14646 (gcc_cxxdiag_flag_specs): Likewise.
14647 (scanf_flag_specs): Likewise.
14648 (strftime_flag_specs): Likewise.
14649 (strfmon_flag_specs): Likewise.
14650 (print_char_table): Likewise.
14651 (asm_fprintf_char_table): Likewise.
14652 (gcc_diag_char_table): Likewise.
14653 (gcc_tdiag_char_table): Likewise.
14654 (gcc_cdiag_char_table): Likewise.
14655 (gcc_cxxdiag_char_table): Likewise.
14656 (gcc_gfc_char_table): Likewise.
14657 (scan_char_table): Likewise.
14658 (time_char_table): Likewis.
14659 (monetary_char_table): Likewise.
14660 * c-format.h (BADLEN): Likewise.
14662 2008-06-21 Ian Lance Taylor <iant@google.com>
14664 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14665 Define END_OF_BASE_TREE_CODES around inclusion.
14666 * tree.c (tree_code_type): New global array.
14667 (tree_code_length, tree_code_name): Likewise.
14668 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14669 $(lang_tree_files).
14670 (all-tree.def, s-alltree): New targets.
14671 (gencheck.h, s-gencheck): Remove.
14672 (tree.o): Depend upon all-tree.def.
14673 (build/gencheck.o): Remove gencheck.h dependency.
14674 (mostlyclean): Don't remove gencheck.h.
14675 * c-common.h (enum c_tree_code): Remove.
14676 * c-lang.c (tree_code_type): Remove.
14677 (tree_code_length, tree_code_name): Remove.
14678 * gencheck.c (tree_codes): Include all-tree.def, rather than
14679 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14681 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14683 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14684 (operator_name_info): Size to MAX_TREE_CODES.
14685 (assignment_operator_name_info): Likewise.
14686 * cp/cp-lang.c (tree_code_type): Remove.
14687 (tree_code_length, tree_code_name): Remove.
14688 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14689 (assignment_operator_name_info): Likewise.
14690 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14692 * cp/mangle.c (write_expression): Likewise.
14693 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14694 * fortran/f95-lang.c (tree_code_type): Remove.
14695 (tree_code_length, tree_code_name): Remove.
14696 * java/java-tree.h (enum java_tree_code): Remove.
14697 * java/lang.c (tree_code_type): Remove.
14698 (tree_code_length, tree_code_name): Remove.
14699 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14700 * objc/objc-act.h (enum objc_tree_code): Remove.
14701 * objc/objc-lang.c (tree_code_type): Remove.
14702 (tree_code_length, tree_code_name): Remove.
14703 * objcp/objcp-lang.c (tree_code_type): Remove.
14704 (tree_code_length, tree_code_name): Remove.
14705 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14706 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14707 * ada/misc.c (tree_code_type): Remove.
14708 (tree_code_length, tree_code_name): Remove.
14710 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14712 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
14713 the grand_bitmap_obstack.
14715 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14717 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
14718 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
14719 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
14720 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
14721 move_stmt_r, new_label_mapper): Likewise.
14722 * tree-complex.c (cvc_lookup): Likewise.
14723 * tree-dfa.c (create_function_ann): Likewise.
14724 * tree-dump.c (dump_register): Likewise.
14725 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
14726 find_phi_replacement_condition): Likewise.
14727 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
14728 tree_function_versioning): Likewise.
14729 * tree-into-ssa.c (cmp_dfsnum): Likewise.
14730 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
14731 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
14732 get_nonlocal_debug_decl, convert_nonlocal_reference,
14733 convert_nonlocal_omp_clauses, get_local_debug_decl,
14734 convert_local_reference, convert_local_omp_clauses,
14735 convert_nl_goto_reference, convert_nl_goto_receiver,
14736 convert_tramp_reference, convert_call_expr): Likewise.
14737 * tree-outof-ssa.c (contains_tree_r): Likewise.
14738 * tree-parloops.c (reduction_phi, initialize_reductions,
14739 eliminate_local_variables_1, add_field_for_reduction,
14740 add_field_for_name, create_phi_for_local_result,
14741 create_call_for_reduction_1, create_loads_for_reductions,
14742 create_stores_for_reduction, create_loads_and_stores_for_name):
14744 * tree-phinodes.c (allocate_phi_node): Likewise.
14745 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
14746 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
14747 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
14748 * tree-ssa-coalesce.c (compare_pairs): Likewise.
14749 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
14750 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
14751 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
14752 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14753 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
14754 vn_nary_op_insert): Likewise.
14755 * tree-ssa.c (redirect_edge_var_map_add,
14756 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
14757 * tree-vectorizer.c (vectorize_loops): Likewise.
14758 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
14759 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
14760 tree_cons_stat, build1_stat, build_variant_type_copy,
14761 decl_init_priority_lookup, decl_fini_priority_lookup,
14762 decl_priority_info, decl_restrict_base_lookup,
14763 decl_restrict_base_insert, decl_debug_expr_lookup,
14764 decl_debug_expr_insert, decl_value_expr_lookup,
14765 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
14766 type_hash_add, get_file_function_name, tree_check_failed,
14767 tree_not_check_failed, tree_range_check_failed,
14768 omp_clause_range_check_failed, build_omp_clause,
14769 build_vl_exp_stat): Likewise.
14770 * value-prof.c (gimple_histogram_value,
14771 gimple_duplicate_stmt_histograms): Likewise.
14772 * var-tracking.c (attrs_list_insert, attrs_list_copy,
14773 unshare_variable, variable_union_info_cmp_pos, variable_union,
14774 dataflow_set_different_1, dataflow_set_different_2,
14775 vt_find_locations, variable_was_changed, set_variable_part,
14776 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
14777 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
14778 section_entry_hash, object_block_entry_eq,
14779 object_block_entry_hash, create_block_symbol,
14780 initialize_cold_section_name, default_function_rodata_section,
14781 strip_reg_name, set_user_assembler_name, const_desc_eq,
14782 build_constant_desc, output_constant_def, lookup_constant_def,
14783 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
14784 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
14785 default_internal_label): Likewise.
14786 * varray.c (varray_init, varray_grow): Likewise.
14787 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
14789 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
14791 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
14792 operators for "test" insn. Macroize insn using SWI mode macro.
14793 (*jcc_fused_2): Ditto.
14794 (*jcc_fused_3): Macroize insn using SWI mode macro.
14795 (*jcc_fused_4): Ditto.
14797 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
14799 * tree-ssa-pre.c: Fix typo in comment.
14800 (init_antic, fini_antic): Add explicit funtions for
14801 initializing and deinitializing ANTIC and AVAIL sets.
14802 (create_expression_by_pieces): Fix typo in comment.
14803 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
14804 (execute_pre): Eventually dump details about ANTIC_IN.
14806 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14808 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
14809 * gcc.c (translate_options, init_spec, store_arg, read_specs,
14810 add_to_obstack, file_at_path, find_a_file, execute,
14811 add_preprocessor_option, add_assembler_option, add_linker_option,
14812 process_command, insert_wrapper, do_option_spec, do_self_spec,
14813 spec_path, do_spec_1, is_directory, main, used_arg,
14814 getenv_spec_function): Likewise.
14815 * tlink.c (symbol_hash_lookup, file_hash_lookup,
14816 demangled_hash_lookup, symbol_push, file_push, frob_extension):
14819 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14821 * doc/rtl.texi: Updated subreg section.
14823 2008-06-19 Jakub Jelinek <jakub@redhat.com>
14826 * cgraphunit.c (cgraph_process_new_functions): Don't clear
14827 node->needed and node->reachable.
14828 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
14829 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
14830 (expand_task_call): Don't call expand_task_copyfn.
14831 (expand_task_copyfn): Renamed to...
14832 (finalize_task_copyfn): ... this.
14834 2008-06-19 Jan Hubicka <jh@suse.cz>
14836 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
14837 clobbering framepointer.
14839 2008-06-19 Jan Hubicka <jh@suse.cz>
14841 * tree-optimize.c (execute_early_local_optimizations): Set
14842 cgraph_state only at first invocation.
14844 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14846 * system.h (-Wc++-compat): Activate as a warning, no an error.
14848 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14850 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
14851 instead of "#" in insn asm template.
14852 (*jcc_fused_2): Ditto.
14854 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/i386.h (ix86_tune_indices)
14857 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
14858 (TARGET_FUSE_CMP_AND_BRANCH): New define.
14859 * config/i386/i386.md (*jcc_fused_1): New insn pattern
14860 (*jcc_fused_2): Ditto.
14861 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
14862 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
14863 (print operand): Handle 'E' and 'e' code.
14865 2008-06-19 Anatoly Sokolov <aesok@post.ru>
14867 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
14868 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14869 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14871 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
14873 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
14875 (cgraph_expand_function): Use local copy of decl.
14876 (cgraph_expand_all_functions): Remove redundant initialization of
14878 (cgraph_optimize): Reword internal_error message.
14880 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
14882 * arm-protos.h (arm_return_in_memory): Remove public
14883 arm_return_in_memory() prototype.
14884 * arm.c (arm_return_in_memory): Add static prototype, add target
14885 hook macro, change definition and comments.
14886 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
14888 2008-06-19 Ben Elliston <bje@au.ibm.com>
14890 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
14891 real.c: Remove references to IEEE 754R.
14892 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
14893 * doc/libgcc.texi (Decimal float library routines): Likewise.
14895 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14897 * targhooks.h (struct gcc_target): New member unwind_word_mode.
14898 (default_unwind_word_mode): Add prototype.
14899 * targhooks.c (default_unwind_word_mode): New function.
14900 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
14901 instead of word_mode.
14902 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
14903 (TARGET_INITIALIZER): Use it.
14905 * c-common.c (handle_mode_attribute): Support "unwind_word"
14907 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
14909 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
14910 word_mode to access SjLj_Function_Context member "data".
14911 (sjlj_emit_dispatch_table): Likewise. Also, perform type
14912 conversion from targetm.eh_return_filter_mode () to
14913 targetm.unwind_word_mode () if they differ.
14915 * builtin-types.def (BT_UNWINDWORD): New primitive type.
14916 (BT_FN_UNWINDWORD_PTR): New function type.
14917 (BT_FN_WORD_PTR): Remove.
14918 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
14919 * except.c (expand_builtin_extend_pointer): Convert pointer to
14920 targetm.unwind_word_mode () instead of word_mode.
14922 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
14923 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
14924 (spu_unwind_word_mode): New function.
14925 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
14926 (TARGET_UNWIND_WORD_MODE): Define.
14927 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
14929 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14931 * config/spu/spu.c (reg_align): Remove.
14932 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
14933 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
14934 (spu_split_store): Likewise.
14936 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
14938 * gcc/tree-vn.c: Fix typo in comment.
14940 2008-06-18 Jan Hubicka <jh@suse.cz>
14942 * cgraphunit.c (cgraph_optimize): Output debug info when doing
14943 toplevel reorder too.
14945 2008-06-18 Jan Hubicka <jh@suse.cz>
14947 * c-opts.c (c_common_post_options): PCH is not compatible with
14949 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
14950 -fno-toplevel-reorder by default now.
14952 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14954 PR documentation/30739
14955 * doc/install.texi (Prerequisites): Document dependency on awk.
14957 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
14958 Ian Lance Taylor <iant@google.com>
14960 PR rtl-optimization/35604
14961 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
14962 only want to change jump destinations, not eventual label comparisons.
14964 2008-06-16 Jan Hubicka <jh@suse.cz>
14966 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
14968 (cgraph_analyze_function): Likewise.
14970 2008-06-16 Jan Hubicka <jh@suse.cz>
14972 * cgraph.h (cgraph_mark_if_needed): New function.
14973 * cgraphunit.c (cgraph_mark_if_needed): New function.
14974 * c-decl.c (duplicate_decl): Use it.
14976 2008-06-16 Jan Hubicka <jh@suse.cz>
14978 * cgraph.c (cgraph_add_new_function): When in expansion state, do
14981 2008-06-16 Jan Hubicka <jh@suse.cz>
14983 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
14985 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
14986 Kazu Hirata <kazu@codesourcery.com>
14987 Maxim Kuvyrkov <maxim@codesourcery.com
14989 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
14990 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
14991 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
14992 EXTRA_SPEC_FUNCTIONS.
14993 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
14994 (DRIVER_SELF_SPECS): Adjust.
14995 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
14996 * config/mips/st.h, config/mips/t-st: New.
14997 * config/mips/driver-native.c, config/mips/x-native: New.
14998 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15001 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15003 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15005 (ISA_HAS_FP_CONDMOVE): New macro.
15006 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15007 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15008 (ISA_HAS_NMADD3_NMSUB3): New macro.
15009 * config/mips/mips.c (mips_rtx_costs): Update.
15010 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15011 compiling for ST Loongson 2E/2F.
15012 (madd<mode>): Rename to madd4<mode>. Update.
15013 (madd3<mode>): New pattern.
15014 (msub<mode>): Rename to msub4<mode>. Update.
15015 (msub3<mode>): New pattern.
15016 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15017 (nmadd3<mode>): New pattern.
15018 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15019 (nmadd3<mode>_fastmath): New pattern.
15020 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15021 (nmsub3<mode>): New pattern.
15022 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15023 (nmsub3<mode>_fastmath): New pattern.
15024 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15026 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15028 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15029 (DF_REF_INSN_INFO): New.
15030 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15031 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15032 with a NULL DF_REF_INSN_INFO.
15033 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15035 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15036 DF_INSN_INFO_EQ_USES): New.
15037 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15038 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15039 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15040 * df-core.c: Update comment for above changes.
15041 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15042 DF_INSN_UID_* macros.
15043 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15044 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15045 insn rtx. Update all callers.
15046 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15047 df_ref_create_structure, df_insn_refs_collect): Likewise.
15048 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15049 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15050 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15051 macros to access the insn refs.
15052 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15053 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15054 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15055 for accessing the refs.
15056 (try_fwprop_subst): Likewise.
15057 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15058 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15059 for accessing the refs.
15060 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15061 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15062 to look at the insn refs.
15063 (record_uses): Likewise.
15064 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15066 (mark_artificial_uses): Don't mark_insn for artificial refs.
15067 (mark_reg_rependencies): Likewise.
15069 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15071 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15073 * configure: Regenerate.
15075 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15077 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15078 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15079 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15081 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15083 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15084 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15085 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15087 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15089 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15090 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15091 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15093 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15095 * tree-ssa-sccvn.c: Fix format of comments.
15097 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15099 * cgraph.c: Remove unneeded forward declarations of eq_node()
15102 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15104 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15106 (see_update_relevancy): Likewise.
15107 * fwprop.c (try_fwprop_subst): Likewise.
15108 * rtlanal.c (noop_move_p): Likewise.
15109 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15110 notes to non-existing libcall blocks.
15111 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15113 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15114 (dead_libcall_p): Remove.
15115 (delete_trivially_dead_insns): Don't use it.
15116 * web.c (union_defs): Remove comment about keeping nops.
15117 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15118 (compute_hash_table_work): Don't track libcall notes.
15119 (do_local_cprop): Don't take libcall pointers. Don't update
15121 (adjust_libcall_notes): Deleted.
15122 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15123 ever have existed in the first place).
15124 (replace_store_insn): Don't try to remove libcall notes.
15125 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15126 (resolve_reg_notes): Don't call them.
15127 (resolve_simple_move): Likewise.
15128 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15129 Don't remove REG_RETVAL notes.
15130 * emit-rtl.c (try_split): Don't update libcall notes.
15131 (emit_copy_of_insn_after): Dito.
15132 * cselib.c (cselib_current_insn_in_libcall): Remove.
15133 (cselib_process_insn): Don't set/clear it.
15134 (new_elt_loc_list): Don't record it.
15135 (cselib_init): Don't initialize it.
15136 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15137 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15139 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15140 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15141 (init_deps): Don't initialize it.
15142 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15143 * combine.c (delete_noop_moves): Don't update libcall notes.
15144 (can_combine_p): Remove now pointless #if 0 block.
15145 (try_combine): Remove another obsolete #if 0 block.
15146 (distribute_notes): Don't distribute libcall notes.
15147 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15148 * dce.c (libcall_dead_p): Remove.
15149 (delete_unmarked_insns): Don't handle libcall blocks.
15150 (preserve_libcall_for_dce): Remove.
15151 (prescan_insns_for_dce): Don't special-case libcall block insns.
15152 * reload1 (reload): Don't handle libcall notes.
15153 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15156 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15158 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15159 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15160 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15162 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15164 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15165 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15166 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15168 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15170 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15172 2008-06-16 Ira Rosen <irar@il.ibm.com>
15174 PR tree-optimization/36493
15175 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15176 the arguments list. Use VECTYPE to create vector pointer.
15177 (vectorizable_store): Fail if accesses through a pointer to vectype
15178 do not alias the original memory reference operands.
15179 Call vect_create_data_ref_ptr without the removed argument.
15180 (vectorizable_load): Likewise.
15181 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15184 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15187 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15188 reg_equiv_constant.
15190 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15192 * config/mips/loongson2ef.md: New file.
15193 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15194 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15195 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15196 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15197 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15199 (loongson2ef.md): New include.
15200 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15201 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15202 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15203 (loongson_gt_<mode>, loongson_extract_halfword)
15204 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15205 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15206 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15207 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15208 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15209 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15210 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15211 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15212 (vec_interleave_low<mode>): Define type attribute.
15213 * config/mips/mips.c (mips_ls2): New static variable.
15214 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15215 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15216 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15217 Implement target scheduling hooks.
15218 (mips_multipass_dfa_lookahead): Update to handle tuning for
15220 (mips_sched_init): Initialize data for Loongson scheduling.
15221 (mips_ls2_variable_issue): New static function.
15222 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15224 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15225 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15226 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15227 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15228 Handle ST Loongson 2E/2F cores.
15229 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15231 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15233 * omp-low.c (extract_omp_for_data): Fix comment typo.
15236 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15238 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15239 FIXME note about gcc/config.guess.
15240 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15241 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15242 * doc/cppopts.texi: Likewise.
15243 * doc/extend.texi: Likewise.
15244 * doc/gcc.texi: Likewise.
15245 * doc/gccint.texi: Likewise.
15246 * doc/gcov.texi: Likewise.
15247 * doc/gty.texi: Likewise.
15248 * doc/hostconfig.texi: Likewise.
15249 * doc/install.texi: Likewise.
15250 * doc/invoke.texi: Likewise.
15251 * doc/loop.texi: Likewise.
15252 * doc/makefile.texi: Likewise.
15253 * doc/md.texi: Likewise.
15254 * doc/passes.texi: Likewise.
15255 * doc/tm.texi: Likewise.
15256 * doc/tree-ssa.texi: Likewise.
15257 * doc/trouble.texi: Likewise.
15259 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15260 Nathan Sidwell <nathan@codesourcery.com>
15261 Maxim Kuvyrkov <maxim@codesourcery.com>
15262 Richard Sandiford <rdsandiford@googlemail.com>
15264 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15265 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15266 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15268 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15269 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15270 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15272 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15273 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15274 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15275 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15276 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15277 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15278 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15279 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15280 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15281 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15282 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15283 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15284 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15285 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15286 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15287 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15288 (mips_builtins): Add Loongson builtins.
15289 (mips_loongson_2ef_bdesc): New.
15290 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15291 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15292 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15293 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15295 (mips_expand_vector_init): New.
15296 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15297 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15299 * config/mips/mips.md: Add unspec numbers for Loongson
15300 builtins. Include loongson.md.
15301 (MOVE64): Include Loongson vector modes.
15302 (SPLITF): Include Loongson vector modes.
15303 (HALFMODE): Handle Loongson vector modes.
15304 * config/mips/loongson.md: New.
15305 * config/mips/loongson.h: New.
15306 * config.gcc: Add loongson.h header for mips*-*-* targets.
15307 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15309 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15311 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15312 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15313 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15314 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15315 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15316 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15317 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15318 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15319 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15320 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15321 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15322 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15323 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15324 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15325 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15326 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15327 Remove use_fixproto=yes.
15328 (ia64*-*-hpux*): Remove comment about using fixproto.
15329 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15331 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15333 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15335 * configure: Regenerate.
15337 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15339 PR middle-end/36520
15340 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15341 before evaluating it.
15343 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15346 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15347 nested inline functions.
15348 (start_decl, start_function): Don't invert DECL_EXTERNAL
15349 for nested inline functions.
15351 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15353 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15354 splits that must be made for correctness.
15356 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15358 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15359 (AVAIL_NON_MIPS16): Likewise.
15360 (mips_builtin_description): Replace target_flags with a predicate.
15361 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15362 (dspr2_32): New availability predicates.
15363 (MIPS_BUILTIN): New macro.
15364 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15365 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15366 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15367 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15368 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15369 (mips_dsp_32only_bdesc): Merge into...
15370 (mips_builtins): ...this new array.
15371 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15372 (mips_init_builtins): Update after above changes.
15373 (mips_expand_builtin_1): Merge into...
15374 (mips_expand_builtin): ...here and update after above changes.
15376 2008-06-12 Paul Brook <paul@codesourcery.com>
15378 * longlong.h (__arm__): Define count_leading_zeros.
15379 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15380 (clzsi2, clzdi2): New functions.
15381 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15382 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15383 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15384 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15385 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15386 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15387 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15388 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15389 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15390 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15392 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15394 * config/m68k/m68k.c (m68k_tune_flags): New.
15395 (override_options): Compute m68k_tune_flags.
15396 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15397 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15399 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15401 PR middle-end/36506
15402 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15404 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15406 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15407 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15409 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15411 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15412 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15414 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15416 PR middle-end/36506
15417 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15420 2008-06-12 Richard Guenther <rguenther@suse.de>
15422 PR tree-optimization/36345
15423 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15424 add memory_tag_needed flag.
15425 (may_alias_p): Declare.
15426 * tree-ssa-alias.c (may_alias_p): Export.
15427 (set_initial_properties): Use memory_tag_needed flag.
15428 (update_reference_counts): Likewise.
15429 (reset_alias_info): Reset memory_tag_needed flag.
15430 (create_name_tags): Check memory_tag_needed flag.
15431 (dump_points_to_info_for): Dump it.
15432 * tree-ssa-structalias.c (struct variable_info): Remove
15433 directly_dereferenced flag.
15434 (new_var_info): Do not initialize it.
15435 (process_constraint_1): Do not set it.
15436 (update_alias_info): Set is_dereferenced flag.
15437 (set_uids_in_ptset): Use may_alias_p.
15438 (set_used_smts): Check memory_tag_needed flag.
15439 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15440 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15441 memory_tag_needed flag.
15442 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15443 from broken design.
15445 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15447 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15448 red zone for w64 abi.
15449 (ix86_expand_prologue): Likewise.
15450 (ix86_force_to_memory): Likewise.
15451 (ix86_free_from_memory): Likewise.
15453 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15456 * config/rs6000/rs6000.c (rs6000_override_options): Set
15457 rs6000_isel conditionally to the absence of comand line override.
15458 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15459 Remove duplicate rs6000_isel setting.
15460 * config/rs6000/eabispe.h: Ditto.
15462 2008-06-11 Richard Guenther <rguenther@suse.de>
15464 * alias.c (get_alias_set): Use the element alias-set for arrays.
15465 (record_component_aliases): For arrays and vectors do nothing.
15466 * c-common.c (strict_aliasing_warning): Handle the cases
15467 of alias set zero explicitly.
15468 * Makefile.in (dfp.o-warn): Add -Wno-error.
15470 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15472 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15474 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15475 tune_32 tune_64 to supported_defaults. Allow values not
15476 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15477 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15478 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15479 with_cpu_64 to generic for 64-bit-supporting configurations, not
15480 with_cpu. Remove FIXMEs.
15481 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15482 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15483 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15484 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15485 arch_32 and arch_64.
15487 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15488 Olivier Hainque <hainque@adacore.com>
15490 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15491 Use DECL_SIZE_UNIT to retrieve the size of the field.
15493 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15495 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15496 with function calls after declarations. Lay out
15497 neon_float_type_node before further use.
15499 2008-06-11 Richard Guenther <rguenther@suse.de>
15501 * tree-flow.h (may_point_to_global_var): Declare.
15502 * tree-ssa-alias.c (may_point_to_global_var): New function.
15503 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15505 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15507 * configure.ac: Teach that fido supports .debug_line.
15508 * configure: Regenerate.
15510 2008-06-10 Tom Tromey <tromey@redhat.com>
15512 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15515 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15517 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15518 (encode_decimal64, decode_decimal64, encode_decimal128,
15519 decode_decimal128): Reverse order of 32-bit parts of value if host
15520 and target endianness differ.
15522 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15524 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15525 Avoid division by 0.
15526 (tree_mod_pow2_value_transform): Likewise.
15527 (tree_ic_transform): Likewise.
15528 (tree_stringops_transform): Likewise.
15529 (tree_mod_subtract_transform): Likewise.
15530 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15531 (copy_edges_for_bb): Likewise.
15532 (initialize_cfun): Likewise.
15534 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15536 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15537 nonmemory_operand. Add "N" operand constraint.
15539 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15540 (*jcc_btsi_mask): Ditto.
15541 (*jcc_btsi_mask_1): Ditto.
15543 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15545 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15546 TYPE_CANONICAL for copied element type.
15548 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15551 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15552 Add m_CORE2 and m_GENERIC.
15553 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15554 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15556 (*jcc_btdi_rex64): New instruction and split pattern.
15557 (*jcc_btsi): Ditto.
15558 (*jcc_btsi_1): Ditto.
15559 (*btsq): Fix Intel asm dialect operand order.
15563 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15565 PR middle-end/36447
15566 * simplify-rtx.c (simplify_subreg): Add check for shift count
15569 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15571 * doc/md.texi: Synchronize with later constraints.md change.
15572 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15573 with a C implementation.
15574 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15576 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15577 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15578 when moving to and from MD_REGNUM.
15579 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15580 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15581 Handle byte and halfword moves.
15582 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15584 * config/mips/constraints.md (h): Turn into NO_REGS.
15585 (l, x): Update documentation.
15586 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15587 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15588 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15589 (HILO): New mode iterator.
15591 (any_div): New code iterator.
15592 (u): Extend code attribute to div and udiv.
15593 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15594 d_operand in the splitters. Remove redundant CONST_INT checks.
15595 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15596 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15597 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15598 accordingly, using normal moves instead of unspecs to move LO into
15599 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15600 (<u>mulsidi3): Handle expansion in C code.
15601 (<u>mulsidi3_32bit_internal): Rename to...
15602 (<u>mulsidi3_32bit): ...this.
15603 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15604 (*<u>mulsidi3_64bit): Rename to...
15605 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15606 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15607 to set LO and HI to the multiplication result. Use a normal move
15608 for MFLO and an unspec for MFHI.
15609 (*<u>mulsidi3_64bit_parts): Replace with...
15610 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15611 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15612 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15613 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15614 instead of HI. Split the instruction into a separate multiplication
15615 and MFHI if !TARGET_FIX_R4000.
15616 (<su>muldi3_highpart): Likewise.
15617 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15618 and the "=h" clobber.
15619 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15620 (<u>mulditi3): New expander.
15621 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15622 (madsi): Remove "=h" clobber.
15623 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15624 Force the modulus result to be a GPR and split the instruction into
15625 a division followed by an MFHI after reload.
15626 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15627 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15628 the MIPS16 HIGH define_split.
15629 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15630 of acc<->gpr moves to "multi".
15631 (*movdi_64bit): Replace the single "x" alternative with
15632 alternatives for moving into and out of "a".
15633 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15634 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15635 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15636 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15637 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15638 (movti): New expander.
15639 (*movti, *movti_mips16): New insns.
15640 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15641 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15642 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15643 * config/mips/predicates.md (fpr_operand): Delete.
15644 (d_operand): New predicate.
15646 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15648 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15649 failure on some Bourne shells.
15650 (x86_64-*-*): Ditto.
15652 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15654 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15656 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15658 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15659 (sparc-sun-solaris2*): Likewise.
15661 2008-06-09 Arnaud Charlet <charlet@adacore.com
15663 * doc/install.texi: Update requirements to build the Ada compiler.
15665 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15667 * df-scan.c (struct df_scan_problem_data): Remove the
15668 mw_link_pool alloc pool.
15669 (df_scan_free_internal): Don't free it.
15670 (df_scan_alloc): Don't allocate it.
15671 * df.h (struct df_link): Update comment.
15673 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15675 * except.h: Correct checks for when SJLJ exceptions must be used.
15677 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15679 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15682 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15684 PR tree-optimization/36218
15685 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15686 configure for the build system.
15687 (BUILD_LDFLAGS): Define.
15688 * configure: Regenerate.
15689 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15691 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15694 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15695 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15696 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15698 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15700 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15702 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15704 * config.gcc (Obsolete configurations): Remove list of
15706 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15707 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15708 targets matched by those patterns.
15709 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15710 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15711 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15712 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
15713 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15714 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
15715 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
15716 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
15717 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
15718 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
15719 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
15720 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
15721 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
15722 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
15723 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
15724 Make code for Solaris 7 and greater unconditional for Solaris.
15725 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
15726 Remove --with-* handling.
15727 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
15728 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
15729 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
15730 LINK_OS_WINDISS_SPEC): Remove.
15731 * config/rs6000/sysv4.opt (mwindiss): Remove.
15732 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
15733 * configure: Regenerate.
15734 * doc/cpp.texi: Don't mention BeOS.
15735 * doc/extend.texi (interrupt): Don't mention MS1.
15736 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
15737 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
15738 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
15739 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
15740 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
15742 * doc/invoke.texi (MT Options): Remove.
15743 (-mwindiss): Remove.
15744 (CRIS Options): Remove cris-axis-aout references.
15745 (HPPA Options): Don't mention hppa1.1-*-pro.
15746 * doc/md.texi: (MorphoTech family): Remove.
15747 * libgcc2.c: Don't handle UWIN.
15748 * config/alpha/t-unicosmk: Remove.
15749 * config/alpha/unicosmk.h: Remove.
15750 * config/arm/kaos-arm.h: Remove.
15751 * config/arm/kaos-strongarm.h: Remove.
15752 * config/arm/strongarm-coff.h: Remove.
15753 * config/arm/strongarm-elf.h: Remove.
15754 * config/arm/strongarm-pe.h: Remove.
15755 * config/arm/t-strongarm-pe: Remove.
15756 * config/arm/t-xscale-coff: Remove.
15757 * config/arm/t-xscale-elf: Remove.
15758 * config/arm/xscale-coff.h: Remove.
15759 * config/arm/xscale-elf.h: Remove.
15760 * config/chorus.h: Remove.
15761 * config/cris/aout.h: Remove.
15762 * config/cris/aout.opt: Remove.
15763 * config/cris/t-aout: Remove.
15764 * config/i386/beos-elf.h: Remove.
15765 * config/i386/kaos-i386.h: Remove.
15766 * config/i386/ptx4-i.h: Remove.
15767 * config/i386/sco5.h: Remove.
15768 * config/i386/sco5.opt: Remove.
15769 * config/i386/sysv4-cpp.h: Remove.
15770 * config/i386/sysv5.h: Remove.
15771 * config/i386/t-beos: Remove.
15772 * config/i386/t-sco5: Remove.
15773 * config/i386/t-uwin: Remove.
15774 * config/i386/uwin.asm: Remove.
15775 * config/i386/uwin.h: Remove.
15776 * config/kaos.h: Remove.
15777 * config/mips/windiss.h: Remove.
15778 * config/mt: Remove directory.
15779 * config/pa/pa-osf.h: Remove.
15780 * config/pa/pa-pro-end.h: Remove.
15781 * config/pa/t-pro: Remove.
15782 * config/ptx4.h: Remove.
15783 * config/rs6000/beos.h: Remove.
15784 * config/rs6000/kaos-ppc.h: Remove.
15785 * config/rs6000/t-beos: Remove.
15786 * config/rs6000/windiss.h: Remove.
15787 * config/sh/kaos-sh.h: Remove.
15788 * config/sol2-6.h: Remove.
15789 * config/sparc/sol26-sld.h: Remove.
15790 * config/sparc/sysv4-only.h: Remove.
15791 * config/vax/bsd.h: Remove.
15792 * config/vax/t-memfuncs: Remove.
15793 * config/vax/ultrix.h: Remove.
15794 * config/vax/vaxv.h: Remove.
15795 * config/windiss.h: Remove.
15797 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15799 PR rtl-optimization/36438
15800 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
15801 for vector shifts with constant scalar shift operands.
15803 2008-06-06 Sandip Matte <sandip@rmicorp.com>
15805 * doc/invoke.texi: Document -march=xlr.
15806 * config/mips/xlr.md: New file.
15807 * config/mips/mips.md: Include it.
15809 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
15810 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
15811 (mips_rtx_cost_data): Likewise.
15813 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
15815 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
15816 PRE_INC and PRE_DEC cases.
15818 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15820 PR rtl-optimization/36419
15821 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
15822 the emitting jump insn.
15825 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
15826 is not bool, boolify the whole *expr_p and convert to the desired type.
15828 2008-06-06 Jakub Jelinek <jakub@redhat.com>
15830 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
15831 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
15832 Add omp_private_outer_ref hook, add another argument to
15833 omp_clause_default_ctor hook.
15834 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
15835 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
15836 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
15837 hook_tree_tree_tree_tree_null.
15838 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
15839 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
15840 * hooks.c (hook_tree_tree_tree_tree_null): New function.
15841 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
15842 * tree.def (OMP_TASK): New tree code.
15843 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
15844 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
15845 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
15846 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
15847 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
15848 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
15849 OMP_CLAUSE_COLLAPSE_EXPR): Define.
15850 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15851 (OMP_DIRECTIVE_P): Add OMP_TASK.
15852 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
15853 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
15854 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
15855 and OMP_CLAUSE_UNTIED entries.
15856 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
15858 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15859 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
15860 * tree-pretty-print.c (dump_omp_clause): Handle
15861 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
15862 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
15863 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
15864 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
15865 warning about unsigned iterators. Change decl/init/cond/incr
15866 arguments to TREE_VECs, check arguments for all collapsed loops.
15867 (c_finish_omp_taskwait): New function.
15868 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
15870 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
15871 default_function_array_conversion on init. Add par_clauses argument.
15872 If decl is present in parallel's lastprivate clause, change it to
15873 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
15874 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
15875 collapse count in clauses.
15876 (c_parser_omp_for, c_parser_omp_parallel): Adjust
15877 c_parser_omp_for_loop callers.
15878 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
15879 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
15880 (c_parser_omp_clause_name): Handle collapse and untied clauses.
15881 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
15883 (c_parser_omp_clause_schedule): Handle schedule(auto).
15884 Include correct location in the error message.
15885 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
15886 and PRAGMA_OMP_CLAUSE_UNTIED.
15887 (OMP_TASK_CLAUSE_MASK): Define.
15888 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
15889 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
15890 * tree-nested.c (convert_nonlocal_omp_clauses,
15891 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
15892 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
15893 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15894 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
15896 (conver_nonlocal_reference, convert_local_reference,
15897 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
15898 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
15899 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
15900 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
15901 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
15902 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
15903 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
15904 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
15905 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15907 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
15908 * c-common.h (c_finish_omp_taskwait): New prototype.
15909 * gimple-low.c (lower_stmt): Handle OMP_TASK.
15910 * tree-parloops.c (create_parallel_loop): Create 1 entry
15911 vectors for OMP_FOR_{INIT,COND,INCR}.
15912 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15913 (make_edges): Handle OMP_TASK.
15914 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
15915 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15916 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
15917 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
15918 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
15919 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15920 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
15921 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
15922 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
15923 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
15924 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
15925 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
15926 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
15927 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
15928 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
15929 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
15930 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
15931 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
15932 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
15933 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
15934 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
15935 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
15936 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
15937 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
15938 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
15939 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
15940 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
15941 original iterator is present in lastprivate clause or if
15942 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
15943 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15944 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
15945 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
15946 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
15947 if it is set, lookup var in outer contexts too. Handle
15948 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
15949 to be implicitly determined firstprivate for task regions.
15950 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
15951 if it is set, lookup var in outer contexts too. Set
15952 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
15953 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
15954 OMP_CLAUSE_UNTIED. Take region_type as last argument
15955 instead of in_parallel and in_combined_parallel.
15956 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
15958 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
15959 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
15960 (new_omp_context): Set default_kind to
15961 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
15962 (omp_region_type): New enum.
15963 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
15964 fields, add region_type.
15965 (new_omp_context): Take region_type as argument instead of is_parallel
15966 and is_combined_parallel.
15967 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
15968 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
15969 ctx->is_combined_parallel checks.
15970 (gimplify_omp_task): New function.
15971 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
15973 * omp-low.c (extract_omp_for_data): Use schedule(static)
15974 for schedule(auto). Handle pointer and unsigned iterators.
15975 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
15976 Add loops argument. Extract data for collapsed OMP_FOR loops.
15977 (expand_parallel_call): Assert sched_kind isn't auto,
15978 map runtime schedule to index 3.
15979 (struct omp_for_data_loop): New type.
15980 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
15981 Add loop, loops, collapse and iter_type fields.
15982 (workshare_safe_to_combine_p): Disallow combined for if
15983 iter_type is unsigned long long. Don't combine collapse > 1 loops
15984 unless all bounds and steps are constant. Adjust extract_omp_for_data
15986 (expand_omp_for_generic): Handle pointer, unsigned and long long
15987 iterators. Handle collapsed OMP_FOR loops. Adjust
15988 for struct omp_for_data changes. If libgomp function doesn't return
15989 boolean_type_node, add comparison of the return value with 0.
15990 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
15991 pointer, unsigned and long long iterators. Adjust for struct
15992 omp_for_data changes.
15993 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
15994 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
15995 unsigned long long. Allocate loops array, pass it to
15996 extract_omp_for_data. For collapse > 1 loops use always
15997 expand_omp_for_generic.
15998 (omp_context): Add sfield_map and srecord_type fields.
15999 (is_task_ctx, lookup_sfield): New functions.
16000 (use_pointer_for_field): Use is_task_ctx helper. Change first
16001 argument's type from const_tree to tree. Clarify comment.
16002 In OMP_TASK disallow copy-in/out sharing.
16003 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16004 (install_var_field): Add mask argument. Populate both record_type
16005 and srecord_type if needed.
16006 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16008 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16009 and DECL_FIELD_OFFSET.
16010 (scan_sharing_clauses): Adjust install_var_field callers. For
16011 firstprivate clauses on explicit tasks allocate the var by value in
16012 record_type unconditionally, rather than by reference.
16013 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16014 Use is_taskreg_ctx instead of is_parallel_ctx.
16015 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16016 (create_omp_child_function_name): Add task_copy argument, use
16017 *_omp_cpyfn* names if it is true.
16018 (create_omp_child_function): Add task_copy argument, if true create
16019 *_omp_cpyfn* helper function.
16020 (scan_omp_parallel): Adjust create_omp_child_function callers.
16021 Rename parallel_nesting_level to taskreg_nesting_level.
16022 (scan_omp_task): New function.
16023 (lower_rec_input_clauses): Don't run constructors for firstprivate
16024 explicit task vars which are initialized by *_omp_cpyfn*.
16025 Pass outer var ref to omp_clause_default_ctor hook if
16026 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16027 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16028 OMP_CLAUSE_REDUCTION_INIT.
16029 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16030 avoid duplicate setting of fields. Handle
16031 OMP_CLAUSE_PRIVATE_OUTER_REF.
16032 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16033 copy-out if TREE_READONLY, only copy-in.
16034 (expand_task_copyfn): New function.
16035 (expand_task_call): New function.
16036 (struct omp_taskcopy_context): New type.
16037 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16039 (lower_omp_parallel): Rename to...
16040 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16041 Call create_task_copyfn if srecord_type is needed. Adjust
16043 (task_shared_vars): New variable.
16044 (check_omp_nesting_restrictions): Warn if work-sharing,
16045 barrier, master or ordered region is closely nested inside OMP_TASK.
16046 Add warnings for barrier if closely nested inside of work-sharing,
16047 ordered, or master region.
16048 (scan_omp_1): Call check_omp_nesting_restrictions even for
16049 GOMP_barrier calls. Rename parallel_nesting_level to
16050 taskreg_nesting_level. Handle OMP_TASK.
16051 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16052 work-sharing construct, continue looking for them on parent parallel
16054 (lower_omp_for_lastprivate): Add lastprivate clauses
16055 to the beginning of dlist rather than end. Adjust for struct
16056 omp_for_data changes.
16057 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16058 not after it. Handle collapsed OMP_FOR loops, adjust for
16059 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16060 (get_ws_args_for): Adjust extract_omp_for_data caller.
16061 (scan_omp_for): Handle collapsed OMP_FOR
16062 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16063 (lower_omp_single_simple): If libgomp function doesn't return
16064 boolean_type_node, add comparison of the return value with 0.
16065 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16066 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16067 (parallel_nesting_level): Rename to...
16068 (taskreg_nesting_level): ... this.
16069 (is_taskreg_ctx): New function.
16070 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16071 of is_parallel_ctx.
16072 (execute_lower_omp): Rename parallel_nesting_level to
16073 taskreg_nesting_level.
16074 (expand_omp_parallel): Rename to...
16075 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16076 Call omp_task_call for OMP_TASK regions.
16077 (expand_omp): Adjust caller, handle OMP_TASK.
16078 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16080 * bitmap.c (bitmap_default_obstack_depth): New variable.
16081 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16082 if argument is NULL and bitmap_default_obstack is already initialized.
16083 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16085 * matrix-reorg.c (matrix_reorg): Likewise.
16087 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16089 * config/i386/i386.md (*indirect_jump): Macroize using P
16090 mode iterator. Remove !TARGET_64BIT from insn constraints.
16091 (*tablejump_1): Ditto.
16092 (*indirect_jump_rex64): Remove insn pattern.
16093 (*tablejump_1_rex64): Ditto.
16094 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16095 and eh_return_si insn patterns.
16097 2008-06-06 Richard Guenther <rguenther@suse.de>
16099 * tree-ssa-structalias.c (merge_smts_into): Remove.
16100 (find_what_p_points_to): Do not bother to compute the
16101 points-to set for pt_anything pointers.
16102 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16103 for pt_anything pointers is ok.
16105 2008-06-06 Jan Hubicka <jh@suse.cz>
16107 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16109 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16111 * cgraph.c: Fix typos in comments.
16112 (cgraph_availability_names): Fix string typo.
16113 * fold-const.c: Fix typos in comments.
16114 (fold_binary): Fix typo in warning.
16115 * genautomata.c: Fix typos in comments.
16116 (check_presence_pattern_sets): Fix typo in local variable.
16117 (output_description): Fix typo in output.
16118 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16119 * hwint.h: Likewise.
16120 * matrix-reorg.c (check_allocation_function): Likewise.
16121 * omega.c (smooth_weird_equations): Likewise.
16122 * auto-inc-dec.c: Fix typos in comments.
16123 * bb-reorder.c: Likewise.
16124 * builtins.c: Likewise.
16125 * c-common.c: Likewise.
16126 * c-cppbuiltin.c: Likewise.
16127 * c-parser.c: Likewise.
16128 * c-pretty-print.c: Likewise.
16129 * cfgcleanup.c: Likewise.
16130 * cfgexpand.c: Likewise.
16131 * cfghooks.c: Likewise.
16132 * cfglayout.c: Likewise.
16133 * cfgloopmanip.c: Likewise.
16134 * cgraphunit.c: Likewise.
16135 * coverage.c: Likewise.
16136 * dbxout.c: Likewise.
16137 * df-byte-scan.c: Likewise.
16138 * df-core.c: Likewise.
16139 * df-problems.c: Likewise.
16140 * df-scan.c: Likewise.
16142 * dominance.c: Likewise.
16143 * domwalk.c: Likewise.
16145 * dwarf2out.c: Likewise.
16146 * emit-rtl.c: Likewise.
16147 * et-forest.c: Likewise.
16148 * function.c: Likewise.
16149 * function.h: Likewise.
16151 * gcov-io.c: Likewise.
16152 * gcov.c: Likewise.
16153 * gcse.c: Likewise.
16154 * genattrtab.c: Likewise.
16155 * ggc-page.c: Likewise.
16156 * gimplify.c: Likewise.
16157 * gthr-lynx.h: Likewise.
16158 * haifa-sched.c: Likewise.
16159 * ipa-cp.c: Likewise.
16160 * ipa-inline.c: Likewise.
16161 * ipa-prop.h: Likewise.
16162 * ipa-pure-const.c: Likewise.
16163 * ipa-struct-reorg.c: Likewise.
16164 * ipa-struct-reorg.h: Likewise.
16165 * ipa-type-escape.c: Likewise.
16167 * loop-doloop.c: Likewise.
16168 * mips-tfile.c: Likewise.
16169 * mkmap-flat.awk: Likewise.
16170 * mkmap-symver.awk: Likewise.
16171 * modulo-sched.c: Likewise.
16172 * omp-low.c: Likewise.
16173 * optabs.c: Likewise.
16174 * optabs.h: Likewise.
16175 * opts.c: Likewise.
16176 * passes.c: Likewise.
16177 * postreload-gcse.c: Likewise.
16178 * postreload.c: Likewise.
16179 * predict.c: Likewise.
16180 * pretty-print.h: Likewise.
16181 * profile.c: Likewise.
16182 * protoize.c: Likewise.
16183 * ra-conflict.c: Likewise.
16184 * real.c: Likewise.
16185 * recog.c: Likewise.
16186 * regclass.c: Likewise.
16187 * regs.h: Likewise.
16188 * reload.c: Likewise.
16189 * rtl-error.c: Likewise.
16190 * rtlanal.c: Likewise.
16191 * scan.h: Likewise.
16192 * sched-rgn.c: Likewise.
16194 * stmt.c: Likewise.
16195 * target.h: Likewise.
16196 * tree-dfa.c: Likewise.
16197 * tree-eh.c: Likewise.
16198 * tree-flow-inline.h: Likewise.
16199 * tree-inline.c: Likewise.
16200 * tree-into-ssa.c: Likewise.
16201 * tree-loop-distribution.c: Likewise.
16202 * tree-nested.c: Likewise.
16203 * tree-parloops.c: Likewise.
16204 * tree-pass.h: Likewise.
16205 * tree-pretty-print.c: Likewise.
16206 * tree-profile.c: Likewise.
16207 * tree-scalar-evolution.c: Likewise.
16208 * tree-sra.c: Likewise.
16209 * tree-ssa-alias-warnings.c: Likewise.
16210 * tree-ssa-ccp.c: Likewise.
16211 * tree-ssa-coalesce.c: Likewise.
16212 * tree-ssa-dom.c: Likewise.
16213 * tree-ssa-dse.c: Likewise.
16214 * tree-ssa-forwprop.c: Likewise.
16215 * tree-ssa-live.c: Likewise.
16216 * tree-ssa-live.h: Likewise.
16217 * tree-ssa-loop-im.c: Likewise.
16218 * tree-ssa-loop-ivopts.c: Likewise.
16219 * tree-ssa-loop-niter.c: Likewise.
16220 * tree-ssa-loop-prefetch.c: Likewise.
16221 * tree-ssa-phiopt.c: Likewise.
16222 * tree-ssa-phiprop.c: Likewise.
16223 * tree-ssa-sccvn.c: Likewise.
16224 * tree-ssa-ter.c: Likewise.
16225 * tree-ssa-threadupdate.c: Likewise.
16226 * tree-ssa.c: Likewise.
16227 * tree-vect-analyze.c: Likewise.
16228 * tree-vect-transform.c: Likewise.
16229 * tree-vectorizer.c: Likewise.
16230 * tree-vn.c: Likewise.
16231 * tree-vrp.c: Likewise.
16232 * tree.c: Likewise.
16233 * tree.def: Likewise.
16234 * tree.h: Likewise.
16235 * unwind-dw2-fde.c: Likewise.
16236 * unwind.inc: Likewise.
16237 * value-prof.c: Likewise.
16238 * vmsdbgout.c: Likewise.
16240 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16242 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16243 always place FP constants in the TOC for TARGET_POWERPC64.
16244 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16246 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16248 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16249 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16250 enable for TARGET_E500_DOUBLE.
16251 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16252 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16253 floating-point modes like integer modes for E500 double.
16254 (rs6000_legitimate_offset_address_p): Likewise.
16255 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16256 addressing for DDmode for E500 double.
16257 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16258 modes as using 64-bits of registers for E500 double.
16259 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16260 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16261 specially for E500 double.
16262 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16263 TDmode for E500 double.
16264 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16265 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16266 (rs6000_split_multireg_move): Do not handle TDmode specially for
16268 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16269 using 64-bit registers for E500 double.
16270 (emit_frame_save): Do not handle DDmode specially for E500 double.
16271 (gen_frame_mem_offset): Likewise.
16272 (rs6000_function_value): Do not call spe_build_register_parallel
16273 for DDmode or TDmode.
16274 (rs6000_libcall_value): Likewise.
16275 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16276 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16279 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16281 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16284 2008-06-04 Junjie Gu <jgu@tensilica.com>
16286 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16287 comparison for frame pointers.
16289 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16292 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16294 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16297 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16298 register is already smaller or equal to required mode.
16300 2008-06-04 Xinliang David Li <davidxl@google.com>
16302 * tree-call-cdce.c: New file.
16303 (cond_dead_built_in_calls): New static variable.
16304 (input_domain): New struct.
16305 (check_pow): New function.
16306 (check_builtin_call): Ditto.
16307 (check_target_format): Ditto.
16308 (is_call_dce_candidate): Ditto.
16309 (gen_one_condition): Ditto.
16310 (gen_conditions_for_domain): Ditto.
16311 (get_domain): Ditto.
16312 (gen_conditions_for_pow_cst_base): Ditto.
16313 (gen_conditions_for_pow_int_base): Ditto.
16314 (gen_conditions_for_pow): Ditto.
16315 (get_no_error_domain): Ditto.
16316 (gen_shrink_wrap_conditions): Ditto.
16317 (shrink_wrap_one_built_in_call): Ditto.
16318 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16319 (tree_call_cdce): Ditto.
16320 (gate_call_cdce): Ditto.
16321 (pass_call_cdce): New gimple pass.
16322 * passes.c: (init_optimization_passes): New pass.
16323 * tree-pass.h: New pass declaration.
16324 * opts.c (decode_options): New flag setting.
16325 * common.opt: Add -ftree-builtin-call-dce flag.
16326 * Makefile.in: Add new source file.
16327 * tempvar.def: New tv_id.
16328 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16330 2008-06-04 Richard Guenther <rguenther@suse.de>
16332 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16333 (is_call_clobbered): Always check var_ann->call_clobbered.
16334 (mark_call_clobbered): Always set var_ann->call_clobbered.
16335 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16336 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16337 (reset_alias_info): Clear call clobbering info on MTAGs and
16339 (set_pt_anything): Set pt_global_mem.
16340 (create_tag_raw): Adjust comment.
16341 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16343 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16344 Maxim Kuvyrkov <maxim@codesourcery.com>
16346 * config/m68k/m68k.opt (mxgot): New option.
16347 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16348 (m68k_output_addr_const_extra): New.
16349 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16350 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16351 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16352 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16354 2008-06-04 Richard Guenther <rguenther@suse.de>
16356 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16357 negative or non-representable offsets.
16359 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16361 * config/i386/i386.c (ix86_gen_leave): New.
16362 (ix86_gen_pop1): Likewise.
16363 (ix86_gen_add3): Likewise.
16364 (ix86_gen_sub3): Likewise.
16365 (ix86_gen_sub3_carry): Likewise.
16366 (ix86_gen_one_cmpl2): Likewise.
16367 (ix86_gen_monitor): Likewise.
16368 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16369 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16370 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16371 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16372 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16373 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16374 (ix86_expand_epilogue): Updated.
16375 (print_operand): Handle integer register operand for 'z'.
16376 (ix86_expand_strlensi_unroll_1): Likewise.
16377 (ix86_expand_strlen): Likewise.
16378 (ix86_expand_builtin): Likewise.
16379 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16380 mov{q}/mov{l} and add{q}/add{l}.
16382 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16384 * config/i386/i386.md (P): New mode iterator.
16385 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16386 using P mode iterator.
16387 (DFmode push_operand splitter): Ditto.
16388 (XFmode push_operand splitter): Ditto.
16389 (DFmode float_extend SFmode push_operand splitter): Ditto.
16390 (XFmode float_extend SFmode push_operand splitter): Do not generate
16391 SImode pushes for 64bit target. Macroize Dimode and SImode
16392 pushes using P mode iterator.
16393 (XFmode float_extend DFmode push_operand splitter): Ditto.
16395 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16397 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16398 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16399 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16400 return type to int.
16401 (ix86_call_abi_override): Remove check for call_used_regs.
16403 2008-06-03 Richard Guenther <rguenther@suse.de>
16405 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16406 for the lhs of calls if the return type contains pointers.
16408 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16410 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16411 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16412 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16413 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16414 of cfun and DEFAULT_ABI to deceide abi mode.
16415 (DEFAULT_ABI): New.
16416 (REG_PARM_STACK_SPACE): Removed.
16417 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16418 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16419 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16420 (ix86_function_abi): Likewise.
16421 (ix86_function_type_abi): Likewise.
16422 (ix86_call_abi_override): Likewise.
16423 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16424 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16425 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16426 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16428 (X86_64_REGPARM_MAX): New.
16429 (X86_64_SSE_REGPARM_MAX): New.
16430 (X64_REGPARM_MAX): New.
16431 (X64_SSE_REGPARM_MAX): New.
16432 (X86_32_REGPARM_MAX): New.
16433 (X86_32_SSE_REGPARM_MAX): New.
16434 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16435 (ix86_function_regparm): Handle user calling abi.
16436 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16437 by DEFAULT_ABI versus SYSV_ABI check.
16438 (ix86_reg_parm_stack_space): New.
16439 (ix86_function_type_abi): New.
16440 (ix86_call_abi_override): New.
16441 (ix86_function_abi): New.
16442 (ix86_cfun_abi): New.
16443 (init_cumulative_args): Call abi specific initialization.
16444 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16445 (function_arg_64): Extend SSE_REGPARM_MAX check.
16446 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16447 (ix86_pass_by_reference): Likewise.
16448 (ix86_function_value_regno_p): Likewise.
16449 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16450 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16451 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16452 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16453 (setup_incoming_varargs_64): Adjust regparm for call abi.
16454 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16455 (ix86_va_start): Likewise.
16456 (ix86_gimplify_va_arg): Likewise.
16457 (ix86_expand_prologue): Likewise.
16458 (output_pic_addr_const): Likewise.
16459 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16460 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16461 (x86_output_mi_thunk): Likewise.
16462 (x86_function_profiler): Likewise.
16463 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16464 (SYSV_ABI, MS_ABI): New constants.
16465 (DEFAULT_ABI): New.
16466 (init_regs): Add prototype of function in regclass.c file.
16467 (OVERRIDE_ABI_FORMAT): New.
16468 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16469 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16470 (OUTGOING_REG_PARM_STACK_SPACE): New.
16471 (ix86_reg_parm_stack_space): New prototype.
16472 (CUMULATIVE_ARGS): Add call_abi member.
16473 (machine_function): Add call_abi member.
16474 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16475 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16477 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16480 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16481 (avr_builtin_setjmp_frame_value): New function.
16482 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16483 (nonlocal_goto): Define.
16485 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16487 * config/mips/mips.c (mips_emit_loadgp): Return early if
16488 there is nothing do to, otherwise emit a blockage if
16489 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16490 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16492 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16494 * configure.ac: Drop unneeded backslash ending up in config.in.
16495 * acinclude.m4: Likewise.
16496 * config.in: Regenerate.
16498 2008-05-26 Jan Hubicka <jh@suse.cz>
16500 * predict.c (maybe_hot_frequency_p): Break out of...
16501 (maybe_hot_bb_p): ... here.
16502 (maybe_hot_edge_p): New.
16503 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16504 * basic-block.h (maybe_hot_edge_p): Declare.
16506 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16508 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16509 (*cmpfp_<mode>_cc): Ditto.
16510 (*fp_jcc_8<mode>_387): Ditto.
16511 (*fop_<MODEF:mode>_2_i387): Ditto.
16512 (*fop_<MODEF:mode>_3_i387): Ditto.
16513 (*fop_xf_2_i387): Ditto.
16514 (*fop_xf_3_i387): Ditto.
16516 2008-06-02 Tomas Bily <tbily@suse.cz>
16518 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16520 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16522 * config/mips/mips.c (mips_valid_offset_p): New function.
16523 (mips_valid_lo_sum_p): Likewise.
16524 (mips_classify_address): Use them.
16525 (mips_force_address): New function.
16526 (mips_legitimize_address): Use it.
16527 * config/mips/mips.md (MOVE128): New mode iterator.
16528 (movtf): Require TARGET_64BIT. Remove empty strings.
16529 (*movtf_internal): Rename to...
16530 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16531 of "R" and use {,fp}{load,store} attributes instead of "multi".
16532 Use a separate define_split.
16533 (*movtf_mips16): New pattern.
16535 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16537 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16538 * config/mips/mips.c (mips_expand_before_return): New function.
16539 (mips_expand_epilogue): Call it.
16540 * config/mips/mips.md (return): Turn into a define_expand.
16541 (*return): New insn.
16543 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16545 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16546 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16547 functions. Do not emit uses and clobbers of CONCATs; individually
16548 use and clobber their operands.
16549 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16550 gen_clobber, emit_use and gen_use.
16551 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16552 (expand_builtin_return): Likewise.
16553 * cfgbuild.c (count_basic_blocks): Likewise.
16554 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16555 * explow.c (emit_stack_restore): Likewise.
16556 * expmed.c (extract_bit_field_1): Likewise.
16557 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16558 (emit_move_multi_word, store_constructor): Likewise.
16559 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16560 (thread_prologue_and_epilogue_insns): Likewise.
16561 * lower-subreg.c (resolve_simple_move): Likewise.
16562 * optabs.c (widen_operand, expand_binop): Likewise.
16563 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16564 * reload.c (find_reloads): Likewise.
16565 * reload1.c (eliminate_regs_in_insn): Likewise.
16566 * stmt.c (expand_nl_goto_receiver): Likewise.
16567 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16568 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16569 * config/arm/arm.c (arm_load_pic_register): Likewise.
16570 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16571 * config/arm/arm.md (untyped_return): Likewise.
16572 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16573 * config/avr/avr.c (expand_prologue): Likewise.
16574 * config/bfin/bfin.c (do_unlink): Likewise.
16575 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16576 * config/cris/cris.c (cris_expand_prologue): Likewise.
16577 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16578 (machopic_legitimize_pic_address): Likewise.
16579 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16580 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16581 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16582 (ix86_expand_convert_uns_didf_sse): Likewise.
16583 (ix86_expand_vector_init_general): Likewise.
16584 * config/ia64/ia64.md (eh_epilogue): Likewise.
16585 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16586 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16587 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16588 (config/iq2000/iq2000.c): Likewise.
16589 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16590 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16591 (builtin_longjmp): Likewise.
16592 * config/mn10300/mn10300.md (call, call_value): Likewise.
16593 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16594 * config/pdp11/pdp11.md (abshi2): Likewise.
16595 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16596 * config/s390/s390.c (s390_emit_prologue): Likewise.
16597 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16598 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16599 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16600 * config/sh/sh.c (prepare_move_operands): Likewise.
16601 (output_stack_adjust, sh_expand_epilogue): Likewise.
16602 (sh_set_return_address, sh_expand_t_scc): Likewise.
16603 * config/sparc/sparc.c (load_pic_register): Likewise.
16604 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16605 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16606 * config/v850/v850.c (expand_epilogue): Likewise.
16608 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16610 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16611 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16612 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16613 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16614 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16615 stack pointer register.
16616 (output_movhi): Remove code for interrupt specific writing to the
16617 stack pointer register.
16619 2008-05-31 Richard Guenther <rguenther@suse.de>
16621 PR tree-optimization/34244
16622 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16623 (tree_expr_nonzero_warnv_p): Likewise.
16624 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16625 ssa_name_nonnegative_p.
16626 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16627 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16628 not tree_expr_nonzero_warnv_p.
16630 PR tree-optimization/36262
16632 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16634 PR tree-optimization/34244
16635 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16636 (record_numbers_of_iterations): New function.
16637 (execute_vrp): Cache the numbers of iterations of loops.
16638 * tree-scalar-evolution.c (scev_reset_except_niters):
16640 (scev_reset): Use scev_reset_except_niters.
16641 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16643 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16645 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16646 __WORKAROUND_RETS when appropriate.
16648 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16650 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16651 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16653 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16654 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16655 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16656 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16657 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16658 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16659 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16660 *fop_df_1_sse insn patterns using MODEF mode iterator.
16661 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16662 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16663 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16664 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16665 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16666 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16667 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16668 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16669 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16670 (*fop_xf_5_i387): Ditto.
16671 (*fop_xf_6_i387): Ditto.
16673 2008-05-30 Richard Guenther <rguenther@suse.de>
16675 * builtins.c (build_string_literal): Avoid generating
16676 a non-gimple_val result.
16678 2008-05-30 DJ Delorie <dj@redhat.com>
16680 * exec-tool.in: Use an environment variable (private) instead of a
16681 file (shared) as a semaphore, so as to not break parallel builds.
16683 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16685 * optabs.c (maybe_encapsulate_block): Remove.
16686 (emit_libcall_block): Adjust accordingly.
16687 * optabs.h (maybe_encapsulate_block): Remove prototype.
16689 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16690 Don't use maybe_encapsulate_block.
16692 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16694 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16695 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16696 rtx is a SYMBOL_REF before calling get_pool_constant.
16698 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16700 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16702 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16704 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16705 rather than OS names to choose INO_T_EQ definition.
16706 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16707 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16709 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16712 * config/darwin-f.c: New.
16713 * config/t-darwin: Added rule to build darwin-f.o.
16714 * config.gcc: Defined new variable, fortran_target_objs.
16715 (*-*-darwin*): Set fortran_target_objs.
16716 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
16717 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
16718 * configure: Regenerated.
16720 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
16723 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
16724 canonical type if needed.
16726 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
16728 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
16730 2008-05-29 Richard Guenther <rguenther@suse.de>
16732 PR tree-optimization/36343
16733 PR tree-optimization/36346
16734 PR tree-optimization/36347
16735 * tree-flow.h (clobber_what_p_points_to): Declare.
16736 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
16737 pointed-to variable is dereferenced is irrelevant to whether
16738 the pointer can access the pointed-to variable.
16739 (clobber_what_p_points_to): New function.
16740 * tree-ssa-alias.c (set_initial_properties): Use it.
16741 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
16742 call clobber check for NMTs.
16744 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16746 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
16747 for printing gcov_type.
16749 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16751 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
16752 and the eh region information.
16753 * value-prof.c (gimple_move_stmt_histograms): New function.
16754 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
16756 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
16758 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
16760 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
16762 * value-prof.c (tree_ic_transform): Print counts.
16763 * tree-profile.c (tree_gen_ic_func_profiler):
16764 Clear __gcov_indreict_call_callee variable to avoid misattribution
16767 2008-05-28 Rafael Espíndola <espindola@google.com>
16769 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
16772 2008-05-28 Richard Guenther <rguenther@suse.de>
16774 PR tree-optimization/36339
16775 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
16776 and clobbering code out of the loop.
16778 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16780 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
16783 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
16784 s390_contiguous_bitmask_p, s390_symref_operand_p,
16785 s390_check_symref_alignment, s390_reload_larl_operand,
16786 s390_reload_symref_address): New functions.
16787 (s390_branch_condition_mnemonic): Support compare and branch
16789 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
16790 and 'W' constraints.
16791 (s390_secondary_reload): Add secondary reloads for unaligned
16792 symbol refs or symbol refs to floating point or QI/TI mode
16794 (legitimate_address_p): Accept symbol references as addresses.
16795 (s390_expand_insv): Use rotate and insert selected bits
16796 instruction for insv when building for z10.
16797 (print_operand_address): Handle symbol ref addresses.
16798 (print_operand): Output modifier 'c' added for signed byte values.
16799 (s390_encode_section_info): Mark symbol refs with
16800 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
16802 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
16803 (length attribute): RRF, RRR have 4 byte length.
16804 (FPALL, INTALL): New mode iterators added.
16805 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
16806 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
16807 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
16808 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
16809 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
16810 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
16811 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
16812 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
16814 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
16815 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
16816 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
16817 reload<INTALL:mode><P:mode>_toreg_z10,
16818 reload<FPALL:mode><P:mode>_tomem_z10,
16819 reload<FPALL:mode><P:mode>_toreg_z10,
16820 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
16821 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
16822 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
16823 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
16825 (movmem, clrmem, cmpmem): New splitters added.
16827 * config/s390/predicates.md (larl_operand): Use
16828 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
16829 SYMBOL_REF_ALIGN1_P.
16830 (s390_signed_integer_comparison,
16831 s390_unsigned_integer_comparison): New predicates.
16833 * config/s390/s390-protos.h (s390_check_symref_alignment,
16834 s390_contiguous_bitmask_p, s390_reload_larl_operand,
16835 s390_reload_symref_address,
16836 s390_compare_and_branch_condition_mask): Prototypes added.
16838 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
16839 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
16840 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
16842 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
16844 * config/s390/s390.c (z10_cost): New cost function for z10.
16845 (s390_handle_arch_option, override_options): Support -march=z10 switch.
16846 (s390_issue_rate): Adjust issue rate for z10.
16847 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
16848 (processor_flags): Add PF_Z10.
16849 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
16850 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
16851 * gcc/config.gcc: Add z10.
16853 2008-05-28 Richard Guenther <rguenther@suse.de>
16855 PR tree-optimization/36291
16856 * tree-flow. h (struct gimple_df): Remove var_anns member.
16857 * tree-flow-inline.h (gimple_var_anns): Remove.
16858 (var_ann): Simplify.
16859 * tree-dfa.c (create_var_ann): Simplify.
16860 (remove_referenced_var): Clear alias info from var_anns of globals.
16861 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
16862 (delete_tree_ssa): Clear alias info from var_anns of globals.
16863 Do not free var_anns.
16864 (var_ann_eq): Remove.
16865 (var_ann_hash): Likewise.
16867 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
16869 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
16870 and loongson2f entries.
16871 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
16872 * config/mips/mips.h (processor_type): Add Loongson-2E
16873 and Loongson-2F entries.
16874 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
16875 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
16876 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
16877 * doc/invoke.texi (MIPS Options): Document loongson2e
16878 and loongson2f processor names.
16880 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16884 * config/i386/i386.c (ix86_function_arg_boundary): Use
16885 alignment of canonical type.
16886 (ix86_expand_vector_move): Check unaligned memory access for
16889 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
16891 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
16892 Moved to the front of file.
16894 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
16895 H.J. Lu <hongjiu.lu@intel.com>
16897 * dwarf2out.c (current_fde): New.
16899 (lookup_cfa:): Likewise.
16900 (dwarf2out_end_epilogue): Likewise.
16901 (dwarf2out_note_section_used): Likewise.
16903 2008-05-27 Michael Matz <matz@suse.de>
16906 * c.opt (Wenum-compare): New warning option.
16907 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
16909 2008-05-27 Michael Matz <matz@suse.de>
16911 PR middle-end/36326
16912 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
16914 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
16915 into memory as tail calls.
16917 2008-05-27 Richard Guenther <rguenther@suse.de>
16919 PR tree-optimization/36339
16920 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
16921 pointers cause all addressable variables to be call clobbered.
16923 2008-05-27 Richard Guenther <rguenther@suse.de>
16925 PR tree-optimization/36245
16926 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
16928 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16930 * config/s390/s390.md: Replace all occurences of the 'm'
16931 constraint with 'RT'.
16933 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16935 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
16937 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
16939 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
16940 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
16941 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
16943 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16945 * reload.c: (find_reloads): Skip alternatives according to the
16946 "enabled" attribute. Constify the constraint variable.
16947 * recog.c (get_attr_enabled): Add default implementation.
16948 (extract_insn): Set the alternative_enabled_p array
16949 in the recog_data struct.
16950 (preprocess_constraints, constrain_operands): Skip
16951 alternatives according to the "enabled" attribute
16952 * recog.h (struct recog_data): New field alternative_enabled_p.
16953 (skip_alternative): New inline function.
16954 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
16955 (record_reg_classes): Skip alternative according to the
16956 "enabled" attribute.
16958 * doc/md.texi: Add documention for the "enabled" attribute.
16960 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
16962 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
16963 * postreload.c (reload_cse_simplify_operands): Replace 'm'
16964 constraint with TARGET_MEM_CONSTRAINT.
16965 * recog.c (asm_operand_ok, preprocess_constraints,
16966 constrain_operands): Likewise.
16967 * regclass.c (record_reg_classes): Likewise.
16968 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
16969 * reload1.c (maybe_fix_stack_asms): Likewise.
16970 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
16971 * recog.h: Adjust comment.
16972 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
16973 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
16974 * doc/md.texi: Add a note to description of 'm' constraint.
16975 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
16977 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
16979 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
16980 that the bitfield is of integral type before testing its precision.
16982 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16983 Sa Liu <saliu@de.ibm.com>
16985 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
16986 __modti3, __udivti3, __umodti3 and __udivmodti4.
16987 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
16988 that implement TImode mul and div functions.
16989 * config/spu/multi3.c: New. Implement __multi3.
16990 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
16991 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
16994 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
16996 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
16997 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
16998 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
16999 tls_sysv_suffix): New mode and mode attribute iterators.
17000 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17001 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17002 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17003 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17004 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17007 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17009 PR tree-optimization/36329
17010 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17011 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17012 * cgraphbuild.c (initialize_inline_failed): Use the latter
17013 macro in lieu of the former.
17014 * ipa-inline.c (cgraph_mark_inline): Likewise.
17015 (cgraph_decide_inlining_of_small_function): Likewise.
17016 (cgraph_decide_inlining): Likewise.
17017 (cgraph_decide_inlining_incrementally): Likewise.
17019 2008-05-26 Tristan Gingold <gingold@adacore.com>
17020 Anatoly Sokolov <aesok@post.ru>
17022 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17023 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17024 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17025 optimization for 'avr6' architecture.
17027 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17030 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17032 2008-05-26 Richard Guenther <rguenther@suse.de>
17034 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17035 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17037 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17039 PR middle-end/36253
17040 * caller-save.c (insert_restore): Verify alignment of spill space.
17041 (insert_save): Likewise.
17042 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17043 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17044 (STACK_SLOT_ALIGNMENT): Likewise.
17045 * function.c (LOCAL_ALIGNMENT): Removed.
17046 (get_stack_local_alignment): New.
17047 (assign_stack_local): Use it. Set alignment on stack slot.
17048 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17049 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17050 (STACK_SLOT_ALIGNMENT): New.
17051 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17052 stack slot in XFmode.
17054 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17056 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17059 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17060 argument operand in rax isn't removed.
17062 2008-05-26 Richard Guenther <rguenther@suse.de>
17064 PR middle-end/36300
17065 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17066 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17068 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17071 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17073 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17075 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17076 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17078 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17080 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17081 build a trampoline if we don't want one.
17082 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17083 return zero for nested functions if we don't want a trampoline.
17085 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17087 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17089 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17092 * c.opt: Removed undocumented option '-lang-fortran'.
17093 * c-common.h: Removed global variable 'lang_fortran'.
17094 * c-opts.c (c_common_handle_option): Removed code to handle
17095 option '-lang-fortran'. Updated includes.
17096 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17097 definition of '__GFORTRAN__'.
17098 (define__GNUC__): Reimplemented to use BASEVER and
17099 cpp_define_formatted.
17100 (builtin_define_with_value_n): Removed.
17101 * c-incpath.h: Renamed to ...
17102 * incpath.h: ... this.
17103 * c-incpath.c: Renamed to ...
17104 * incpath.c: ... this. Updated includes.
17105 * fix-header.c: Updated includes.
17106 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17107 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17108 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17110 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17112 * tree.h: Update the table of flags used on tree nodes.
17113 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17114 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17115 (FORCED_LABEL): Add access check.
17116 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17117 (ASM_INPUT_P): Likewise.
17118 (ASM_VOLATILE_P): Likewise.
17119 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17120 (OMP_SECTION_LAST): Access private_flag directly.
17121 (OMP_RETURN_NOWAIT): Likewise.
17122 (OMP_PARALLEL_COMBINED): Likewise.
17123 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17124 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17125 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17126 deprecated_flag directly.
17128 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17130 * final.c (frame_pointer_needed): Removed.
17131 * flags.h (frame_pointer_needed): Likewise.
17133 * function.h (rtl_data): Add frame_pointer_needed.
17134 (frame_pointer_needed): New.
17136 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17138 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17140 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17142 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17145 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17147 * c-common.c (strip_array_types): Move function to..
17149 (get_inner_array_type): Delete.
17150 * c-common.h (strip_array_types): Move declaration to..
17152 (get_inner_array_type): Delete.
17153 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17154 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17155 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17156 * config/pa/pa.c (emit_move_sequence): Likewise.
17158 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17160 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17163 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17165 * function.c: Include target hook for nonlocal_goto frame value.
17167 2008-05-24 Richard Guenther <rguenther@suse.de>
17169 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17170 variable can be only accessed through a pointer or a union.
17172 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17174 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17175 * doc/extend.texi: Likewise.
17177 2008-05-23 DJ Delorie <dj@redhat.com>
17179 * config/m32c/jump.md (untyped_call): Add.
17181 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17182 for A24 to PSImode.
17183 (m32c_address_cost): Detail costs for indirect offsets.
17185 2008-05-23 Rafael Espíndola <espindola@google.com>
17187 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17188 if a node is a SUBREG.
17189 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17192 2008-05-23 Paul Brook <paul@codesourcery.com>
17193 Carlos O'Donell <carlos@codesourcery.com>
17195 * doc/extend.texi: Clarify use of __attribute__((naked)).
17196 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17197 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17198 * function.c (use_register_for_decl): Use
17199 targetm.calls.allocate_stack_slots_for_args.
17200 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17201 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17202 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17204 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17206 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17208 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17210 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17211 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17212 is only rounded once.
17214 2008-05-23 Richard Guenther <rguenther@suse.de>
17216 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17218 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17219 Jakub Jelinek <jakub@redhat.com>
17222 * configure.ac: Handle --enable-cld.
17223 * configure: Regenerated.
17224 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17225 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17226 (ix86_current_function_needs_cld): New define.
17227 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17228 (cld): New isns pattern.
17229 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17230 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17231 * config/i386/i386.opt (mcld): New option.
17232 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17233 TARGET_CLD and ix86_current_function_needs_cld.
17234 (override_options): Use -mcld by default for 32-bit code if
17237 * doc/install.texi (Options specification): Document --enable-cld.
17238 * doc/invoke.texi (Machine Dependent Options)
17239 [i386 and x86-64 Options]: Add -mcld option.
17240 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17242 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17243 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17244 (return_in_memory_64): Likewise.
17245 (return_in_memory_ms_64): Likewise.
17247 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17249 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17250 * builtins.c (fold_builtin_fpclassify): New.
17251 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17252 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17253 * c-common.c (handle_type_generic_attribute): Adjust to accept
17254 fixed arguments before an elipsis.
17255 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17256 * doc/extend.texi: Document __builtin_fpclassify.
17258 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17260 * omp-low.c (gate_expand_omp_ssa): Remove.
17261 (pass_expand_omp_ssa): Remove.
17262 (gate_expand_omp): Do not check for flag_openmp_ssa.
17263 * common.opt (-fopenmp-ssa): Remove.
17264 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17266 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17268 * config/sh/sh.opt (mfixed-range): New option.
17269 * config/sh/sh-protos.h (sh_fix_range): Declare.
17270 * config/sh/sh.c (sh_fix_range): New function.
17271 * config/sh/sh.h (sh_fixed_range_str): Declare.
17272 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17274 * doc/invoke.texi (SH Options): Document -mfixed-range.
17276 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17278 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17279 it before the redeclaration.
17281 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17283 * config/avr/avr.c (get_sequence_length): Add new function.
17284 (expand_prologue, expand_epilogue): Remove duplicate code.
17286 2008-05-22 Rafael Espíndola <espindola@google.com>
17288 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17291 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17293 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17294 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17296 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17297 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17298 (vect_update_misalignment_for_peel): Likewise.
17299 (vector_alignment_reachable_p): Likewise.
17300 * tree-vect-transform.c (vectorizable_load): Likewise.
17301 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17302 (get_vectype_for_scalar_type): Pass mode of scalar_type
17303 to UNITS_PER_SIMD_WORD.
17305 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17306 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17307 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17308 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17309 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17311 2008-05-22 Ira Rosen <irar@il.ibm.com>
17313 PR tree-optimization/36293
17314 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17315 if the first load must be skipped because of a gap.
17317 2008-05-22 Richard Guenther <rguenther@suse.de>
17319 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17320 more cases of offset disambiguation that is possible if
17321 strict-aliasing rules apply.
17322 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17323 for basic offset and type-based disambiguation.
17325 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17327 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17328 ix86_expand_vector_set on V16QImode for SSE4.1.
17330 2008-05-21 Tom Tromey <tromey@redhat.com>
17332 * c.opt (Wimport): Mark as undocumented.
17333 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17335 (Warning Options): Likewise.
17336 * doc/cppopts.texi: Don't mention -Wimport.
17338 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17340 PR tree-optimization/36287
17341 PR tree-optimization/36286
17342 * lambda-code.c (build_access_matrix): Do not use the loop->num
17343 for computing the number of induction variables: use the loop depth
17346 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17349 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17350 option -f(no-)leading-underscore.
17352 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17354 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17355 GET_MODE_NUNITS (mode).
17357 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17359 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17360 (-mmulhw): Add 464 to description.
17361 (-mdlmzb): Likewise.
17362 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17363 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17365 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17366 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17367 * config/rs6000/rs6000.md: Update comments for 464.
17369 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17371 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17373 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17375 * config/i386/sse.md (vec_extractv4sf): Removed.
17376 (vec_extractv2df): Likewise.
17377 (vec_extractv2di): Likewise.
17378 (vec_extractv4si): Likewise.
17379 (vec_extractv8hi): Likewise.
17380 (vec_extractv16qi): Likewise.
17381 (vec_extract<mode>): New.
17383 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17385 * config/i386/sse.md (vec_setv4sf): Removed.
17386 (vec_setv2df): Likewise.
17387 (vec_setv2di): Likewise.
17388 (vec_setv4si): Likewise.
17389 (vec_setv8hi): Likewise.
17390 (vec_setv16qi): Likewise.
17391 (vec_set<mode>): New.
17393 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17395 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17396 goto for vec_concat and vec_interleave.
17398 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17400 * config/i386/sse.md (vec_initv4sf): Removed.
17401 (vec_initv2df): Likewise.
17402 (vec_initv2di): Likewise.
17403 (vec_initv4si): Likewise.
17404 (vec_initv8hi): Likewise.
17405 (vec_initv16qi): Likewise.
17406 (vec_init<mode>): New.
17408 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17410 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17412 2008-05-21 Tom Tromey <tromey@redhat.com>
17414 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17415 (zone_find_object_offset): Likewise.
17416 (gt_ggc_m_S): Likewise.
17417 (highest_bit): Likewise.
17418 * ggc-page.c (gt_ggc_m_S): New function.
17419 * stringpool.c (string_stack): Remove.
17420 (init_stringpool): Update.
17421 (ggc_alloc_string): Use ggc_alloc.
17422 (maybe_delete_ident): New function.
17423 (ggc_purge_stringpool): Likewise.
17424 (gt_ggc_m_S): Remove.
17425 * ggc-common.c (ggc_protect_identifiers): New global.
17426 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17427 ggc_protect_identifiers.
17428 * ggc.h (ggc_protect_identifiers): Declare.
17429 (gt_ggc_m_S): Update.
17430 (ggc_purge_stringpool): Declare.
17431 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17432 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17434 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17436 2008-05-21 David S. Miller <davem@davemloft.net>
17438 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17441 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17443 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17446 2008-05-20 David Daney <ddaney@avtrex.com>
17448 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17449 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17450 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17451 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17452 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17453 (atomic_hiqi_op): New define_code_iterator.
17454 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17455 mips_expand_compare_and_swap_12.
17456 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17457 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17458 (sync_<optab><mode>, sync_old_<optab><mode>,
17459 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17460 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17461 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17462 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17463 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17464 (test_and_set_12): New insn.
17465 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17466 sync_new_<optab><mode>, sync_old_nand<mode>,
17467 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17468 clobber to operand 0 for SI and DI mode insns.
17469 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17470 mips_gen_fn_4): New typedefs.
17471 (mips_gen_fn_ptrs): Define new union type.
17472 (mips_expand_compare_and_swap_12): Remove declaration.
17473 (mips_expand_atomic_qihi): Declare function.
17474 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17475 (mips_expand_atomic_qihi): ... this. Use new generator function
17477 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17478 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17479 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17480 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17481 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17482 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17483 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17484 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17485 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17486 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17489 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17491 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17494 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17496 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17497 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17498 (avr_attribute_table): Add 'OS_main' function attribute.
17499 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17500 functions with 'OS_main' attribute.
17502 2008-05-20 Richard Guenther <rguenther@suse.de>
17504 PR tree-optimization/35204
17505 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17506 helper, split out from ...
17507 (DFS): ... here. Make the DFS walk non-recursive.
17509 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17510 Jan Sjodin <jan.sjodin@amd.com>
17512 PR tree-optimization/36181
17513 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17514 (parallelize_loops): Don't parallelize when the loop has vector
17517 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17518 Sebastian Pop <sebastian.pop@amd.com>
17520 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17521 matrix, and never look at the tree representation of the memory
17523 (linear_transform_loops): Computes parameters and access matrices.
17524 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17526 (access_matrix_get_index_for_parameter): New.
17527 * tree-data-ref.h (struct access_matrix): New.
17528 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17529 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17530 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17531 am_vector_index_for_loop): New.
17532 (struct data_reference): Add field access_matrix.
17533 (DR_ACCESS_MATRIX): New.
17534 (compute_data_dependences_for_loop): Update declaration.
17535 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17536 * lambda.h (lambda_vector_vec_p): Declared.
17537 * lambda-code.c: Depend on pointer-set.h.
17538 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17539 av_for_af_base, av_for_af, build_access_matrix,
17540 lambda_compute_access_matrices): New.
17541 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17543 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17545 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17546 $SOURCEDIR/include.
17548 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17549 Sebastian Pop <sebastian.pop@amd.com>
17551 PR tree-optimization/36206
17552 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17554 (instantiate_scev_1): Rename flags to fold_conversions.
17555 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17556 outeside instantiation_loop.
17557 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17558 (evolution_function_is_affine_or_constant_p): Removed.
17559 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17561 (analyze_siv_subscript): Pass in the loop nest number.
17562 Call evolution_function_is_affine_in_loop instead of
17563 evolution_function_is_affine_p.
17564 (analyze_overlapping_iterations): Pass in the loop nest number.
17566 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17567 Sebastian Pop <sebastian.pop@amd.com>
17569 PR tree-optimization/36206
17570 * tree-chrec.h (chrec_fold_op): New.
17571 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17574 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17576 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17578 (remove_duplicates): Do not set inode on non-inode systems.
17581 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17583 * config.gcc (tm_file): Update comments about relative pathnames.
17585 2008-05-20 Richard Guenther <rguenther@suse.de>
17587 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17588 * tree-ssa-sccvn.c (process_scc): Likewise.
17589 * tree-ssa-sink.c (execute_sink_code): Likewise.
17590 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17591 * tree-vrp.c (process_assert_insertions): Likewise.
17592 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17593 (perform_tree_ssa_dce): Likewise.
17594 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17595 (dump_dominator_optimization_stats): Likewise.
17596 * tree-vectorizer.c (vectorize_loops): Likewise.
17598 2008-05-20 Richard Guenther <rguenther@suse.de>
17600 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17602 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17604 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17605 (ix86_i386elf_return_in_memory): Likewise.
17606 (ix86_i386interix_return_in_memory): Likewise.
17607 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17608 (SUBTARGET_RETURN_IN_MEMORY): New.
17609 * config/i386/i386elf.h: Likewise.
17610 * config/i386/ptx4-i.h: Likewise.
17611 * config/i386/sol2-10.h: Likewise.
17612 * config/i386/sysv4.h: Likewise.
17613 * config/i386/vx-common.h: Likewise.
17614 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17615 * config/i386/i386.c (ix86_return_in_memory): Made static and
17616 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17617 (ix86_i386elf_return_in_memory): Removed.
17618 (ix86_i386interix_return_in_memory): Removed.
17619 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17620 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17622 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17624 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17626 2008-05-19 Xinliang David Li <davidxl@google.com>
17628 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17630 * common.opt: Ditto.
17631 * doc/invoke.texi: Ditto.
17633 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17635 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17636 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17638 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17640 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17641 sizes of operand array from 8/4 to 4/2.
17642 (ix86_expand_vector_init_general): Change size of operand array
17643 from 32 to 16. Remove op0, op1 and half_mode.
17645 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17647 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17648 (ix86_expand_vector_init_interleave): Likewise.
17649 (ix86_expand_vector_init_general): Use them. Assert
17650 word_mode == SImode when n_words == 4.
17652 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17654 * config/i386/i386.c (ix86_secondary_reload): New static function.
17655 (TARGET_SECONDARY_RELOAD): New define.
17656 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17657 * config/i386/i386.md (reload_outqi): Remove.
17659 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17661 PR middle-end/35509
17662 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17663 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17664 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17665 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17666 (fold_builtin_1): Likewise.
17667 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17668 c-common.c (check_builtin_function_arguments): Handle
17669 BUILT_IN_ISINF_SIGN.
17670 * doc/extend.texi: Document __builtin_isinf_sign.
17671 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17673 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17675 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17676 EH cleanup at the end of the pass, search for those that have been
17677 turned into forwarder blocks and do the cleanup on their successor.
17679 2008-05-18 Richard Guenther <rguenther@suse.de>
17681 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17682 pointers to sizetype and vice versa.
17684 2008-05-18 Xinliang David Li <davidxl@google.com>
17686 * gcc/tree-ssa-dce.c: Coding style fix.
17687 (check_pow): Documentation comment.
17688 (check_log): Documenation comment. Coding style fix.
17689 (is_unnecessary_except_errno_call): Ditto.
17690 (gen_conditions_for_pow): Ditto.
17691 (gen_conditions_for_log): Ditto.
17692 (gen_shrink_wrap_conditions): Ditto.
17693 (shrink_wrap_one_built_in_calls): Ditto.
17694 * gcc/doc/invoke.texi: Better documentation string.
17695 * ChangeLog: Fix wrong change log entries from
17696 May 17 checkin on function call DCE.
17698 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17700 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17702 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17704 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17705 * df-problems.c (simulation routines): Fixed block comment to
17706 properly say how to add forwards scanning functions.
17708 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17710 * tree-inline.c (setup_one_parameter): Remove dead code.
17712 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17714 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
17715 a BIT_AND_EXPR only for an INTEGER_TYPE.
17717 2008-05-17 Xinliang David Li <davidxl@google.com>
17719 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
17720 (check_pow, check_log, is_unnecessary_except_errno_call): New
17721 functions to check for eliminating math functions that are pure
17722 except for setting errno.
17723 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
17724 general condition expressions for shrink-wrapping pow/log calls.
17725 (gen_shrink_wrap_conditions): Ditto.
17726 (shrink_wrap_one_built_in_call): Ditto.
17727 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
17728 (mark_operand_necessary): If debugging, output if OP is necessary.
17729 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
17731 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
17733 * gcc/common.opt: New user flag -ftree-builtin-dce.
17734 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
17736 2008-05-16 David S. Miller <davem@davemloft.net>
17738 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
17739 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17741 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
17744 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17746 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17748 * ifcvt.c (dead_or_predicable): Rename
17749 df_simulate_one_insn_backwards to df_simulate_one_insn.
17750 * recog.c (peephole2_optimize): Ditto.
17751 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
17753 * df.h: Rename df_simulate_one_insn_backwards to
17754 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
17755 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
17756 scanning of defs and uses.
17757 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
17758 (df_simulate_one_insn_forwards): Removed.
17760 2008-05-16 Doug Kwan <dougkwan@google.com>
17762 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
17764 (real_from_string): Handle NaNs and Inf as approriate.
17766 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17768 * doc/gty.texi (Source Files Containing Type Information): Note
17769 that headers should appear first in the gtfiles list.
17771 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17773 * tree.def (COND_EXEC): Properly documented this code.
17775 2008-05-16 Diego Novillo <dnovillo@google.com>
17777 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
17778 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
17781 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17783 * tree-ssa-dse (max_stmt_uid): Removed.
17784 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
17785 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
17786 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
17787 * function.h (cfun.last_stmt_uid): New field.
17788 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
17789 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
17791 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
17792 (create_stmt_ann): Initialize the ann->uid field.
17793 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
17795 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17797 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
17799 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
17800 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
17801 (init_empty_tree_cfg): Call it.
17803 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17805 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
17808 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17810 * doc/invoke.text (-fdump-tree-*-verbose): New option.
17811 * tree-dump.c (dump_options): New verbose option.
17812 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
17814 * tree-pass.h (TDF_VERBOSE): New dump flag.
17815 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
17816 (tree-flow.h): Added include.
17817 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
17819 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
17821 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17823 From Jie Zhang <jie.zhang@analog.com>
17824 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17825 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
17826 mcpu=bf561-none and mcpu=bf561-0.2.
17827 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17828 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17829 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17830 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
17831 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
17832 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
17833 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
17835 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
17836 (cputype_selected): Remove.
17837 (bfin_handle_option): Don't use cputype_selected.
17838 (override_options): When no mcpu option, enable all workarounds.
17839 Don't use bfin_workarounds.
17840 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
17842 (DEFAULT_CPU_TYPE): Don't define.
17844 2008-05-16 Richard Guenther <rguenther@suse.de>
17846 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
17847 on deletion of the last stmt.
17849 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17851 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
17852 V8HImode for SSE2 and V16QImode for SSE4.1.
17854 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17856 * cgraph.h (compute_inline_parameters): Made public.
17857 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
17858 variable_generate_summary, function_write_summary,
17859 variable_write_summary, variable_read_summary. Added generate_summary,
17860 write_summary, read_summary.
17861 * cgraphunit.c (cgraph_process_new_functions): Changed call from
17862 pass_ipa_inline.function_generate_summary, to
17863 compute_inline_parameters.
17864 * ipa-inline.c (compute_inline_parameters): Made public and added
17866 (compute_inline_parameters_for_current): New function.
17867 (pass_inline_param): Now calls compute_inline_parameters_for_current.
17868 (inline_generate_summary): Removed parameter and made to loop over
17870 (pass_ipa_inline): Updated for new IPA_PASS structure.
17871 * passes.c (execute_ipa_summary_passes): Now is called once per
17872 pass rather than once per node*pass.
17874 2008-05-15 Anatoly Sokolov <aesok@post.ru>
17876 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
17877 avr_have_mul_p, avr_asm_only_p): Remove variables.
17878 (avr_override_options): Remove initialization of removed variables.
17879 (avr_file_start): Convert removed variables to fields of
17880 'struct base_arch_s *avr_current_arch'.
17881 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
17882 (AVR_HAVE_MUL): (Ditto.).
17883 (AVR_HAVE_MOVW): (Ditto.).
17884 (AVR_HAVE_LPMX): (Ditto.).
17885 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
17886 avr_asm_only_p): Remove declaration.
17888 2008-05-15 Diego Novillo <dnovillo@google.com>
17890 * config/arm/arm.c (arm_return_in_memory): Fix return type.
17891 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
17893 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
17895 PR middle-end/36194
17896 * combine.c (check_conversion): Rename back to check_promoted_subreg.
17897 Don't call record_truncated_value from here.
17898 (record_truncated_value): Turn it into a for_each_rtx callback.
17899 (record_truncated_values): New function.
17900 (combine_instructions): Call note_uses with record_truncated_values.
17901 Change name of check_conversion to check_promoted_subreg.
17903 2008-05-15 Janis Johnson <janis187@us.ibm.com>
17905 * doc/sourcebuild.texi: Document support for torture tests.
17907 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17909 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
17910 to alternative 4 of operand 2.
17912 2008-05-15 Richard Guenther <rguenther@suse.de>
17914 * tree-pass.h (current_pass): Declare.
17915 (get_pass_for_id): Likewise.
17916 * passes.c (passes_by_id, passes_by_id_size): New globals.
17917 (set_pass_for_id): New function.
17918 (get_pass_for_id): Likewise.
17919 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
17920 (execute_function_todo): Flush per function statistics.
17921 * toplev.c (compile_file): Init statistics.
17922 (general_init): Do early statistics initialization.
17923 (finalize): Finish statistics.
17924 * statistics.h (statistics_early_init): Declare.
17925 (statistics_init): Likewise.
17926 (statistics_fini): Likewise.
17927 (statistics_fini_pass): Likewise.
17928 (statistics_counter_event): Likewise.
17929 (statistics_histogram_event): Likewise.
17930 * statistics.c: New file.
17931 * Makefile.in (OBJS-common): Add statistics.o.
17932 (statistics.o): Add dependencies.
17933 * doc/invoke.texi (-fdump-statistics): Document.
17935 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
17936 (insert): Likewise.
17937 (execute_pre): Use statistics_counter_event.
17938 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
17939 (substitute_and_fold): Increment it. Use statistics_counter_event.
17941 2008-05-15 Diego Novillo <dnovillo@google.com>
17943 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
17945 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
17946 * tree-ssa-alias.c (new_type_alias): Remove references to
17947 sub-variables from comment.
17948 * tree-ssa-operands.c (swap_tree_operands): Likewise.
17950 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
17952 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
17953 attribute to 1 only for insertps alternative.
17955 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17957 * config/bfin/bfin.md (loadbytes): New pattern.
17958 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
17959 (bfin_init_builtins): Initialize it.
17960 (bdesc_1arg): Add it.
17962 2008-05-15 Sa Liu <saliu@de.ibm.com>
17964 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
17965 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
17966 * testsuite/lib/target-supports.exp: Add
17967 check_effective_target_fortran_integer_16.
17969 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
17971 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
17972 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
17973 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
17974 (TARGET_RETURN_IN_MEMORY): Define.
17976 2008-05-15 Richard Guenther <rguenther@suse.de>
17978 PR middle-end/36244
17979 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
17980 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
17981 represent unmodifiable vars.
17983 2008-05-15 Richard Guenther <rguenther@suse.de>
17985 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
17986 INDIRECT_REF and TARGET_MEM_REF.
17987 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17990 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
17991 H.J. Lu <hongjiu.lu@intel.com>
17993 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
17994 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
17995 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
17996 insn alternatives. Add missing alternatives.
17997 (*vec_concatv2di_rex64_sse4_1): Likewise.
17998 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
17999 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18000 Require TARGET_SSE.
18002 2008-05-15 Richard Guenther <rguenther@suse.de>
18004 PR tree-optimization/36009
18005 PR tree-optimization/36204
18006 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18007 (determine_invariantness_stmt): Record the loop a store is
18008 always executed in.
18009 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18012 2008-05-15 Richard Guenther <rguenther@suse.de>
18014 PR tree-optimization/34330
18015 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18016 through the pointer will alias the SMT.
18018 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18020 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18022 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18024 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18026 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18027 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18029 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18030 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18031 (vashl_optab): New optab for vector/vector shifts.
18032 (vashr_optab): Ditto.
18033 (vlshr_optab): Ditto.
18034 (vrotl_optab): Ditto.
18035 (vrotr_optab): Ditto.
18036 (optab_subtype): New enum for optab_for_tree_code call.
18037 (optab_for_tree_code): Add enum optab_subtype argument.
18039 * optabs.c (optab_for_tree_code): Take an additional argument to
18040 distinguish between a vector shift by a scalar and vector shift by
18041 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18042 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18043 vector shift by a vector.
18044 (expand_widen_pattern_expr): Pass additional argument to
18045 optab_for_tree_code.
18047 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18048 vrotl_optab, vrotr_optab.
18050 * expr.c (expand_expr_real_1): Update calls to
18051 optab_for_tree_code to distinguish between vector shifted by a
18052 scalar and vector shifted by a vector.
18053 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18054 (supportable_narrowing_operation): Ditto.
18055 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18056 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18057 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18058 (vect_create_epilog_for_reduction): Ditto.
18059 (vectorizable_reduction): Ditto.
18060 (vectorizable_operation): Ditto.
18061 (vect_strided_store_supported): Ditto.
18062 (vect_strided_load_supported): Ditto.
18063 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18064 * expmed.c (expand_shift): Ditto.
18066 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18068 (ashr@var{m}3): Ditto.
18069 (vashl@var{m}3): Document new vector/vector shift standard name.
18070 (vashr@var{m}3): Ditto.
18071 (vlshr@var{m}3): Ditto.
18072 (vrotl@var{m}3): Ditto.
18073 (vrotr@var{m}3): Ditto.
18075 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18076 (PPERM_INVERT): Ditto.
18077 (PPERM_REVERSE): Ditto.
18078 (PPERM_REV_INV): Ditto.
18079 (PPERM_ZERO): Ditto.
18080 (PPERM_ONES): Ditto.
18081 (PPERM_SIGN): Ditto.
18082 (PPERM_INV_SIGN): Ditto.
18083 (PPERM_SRC1): Ditto.
18084 (PPERM_SRC2): Ditto.
18086 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18087 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18088 allows a memory operand to be the value being added, and split it
18089 to improve vectorization.
18090 (sse5_pmacsdqh_mem): Ditto.
18091 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18092 (sse5_mulv2div2di3_high): Ditto.
18093 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18094 (vec_pack_trunc_v4si): Ditto.
18095 (vec_pack_trunc_v2di): Ditto.
18096 (sse5_pcmov_<mode>): Remove code that tried to use use
18097 andps/andnps instead of pcmov.
18098 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18099 pmacsdqh instructions.
18100 (vec_widen_smult_lo_v4si): Ditto.
18102 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18103 (PPERM_INVERT): Ditto.
18104 (PPERM_REVERSE): Ditto.
18105 (PPERM_REV_INV): Ditto.
18106 (PPERM_ZERO): Ditto.
18107 (PPERM_ONES): Ditto.
18108 (PPERM_SIGN): Ditto.
18109 (PPERM_INV_SIGN): Ditto.
18110 (PPERM_SRC1): Ditto.
18111 (PPERM_SRC2): Ditto.
18112 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18114 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18116 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18117 says ignore whether the last reference is a memory operand.
18119 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18120 Paolo Bonzini <bonzini at gnu dot org>
18122 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18125 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18126 (vlshr<mode>3): Rename from vlshr<mode>3.
18127 (vashr<mode>3): Rename from vashr<mode>3.
18128 (mulv4sf3): Change the names of vector shift patterns.
18132 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18135 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18160 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18161 (floatunssidf2_internal): Change vector/vector shift names.
18162 (floatunsdidf2_internal): Ditto.
18169 (vashl<mode>3): Rename from ashl<mode>3.
18170 (vashr<mode>3): Rename from ashr<mode>3.
18171 (vlshr<mode>3): Rename from lshr<mode>3.
18172 (vrotl<mode>3): Rename from rotl<mode>3.
18174 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18177 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18178 multiply gives the wrong value when doing widening multiplies.
18179 (vec_widen_smult_lo_v4si): Ditto.
18181 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18183 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18184 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18185 emit_library_call_value.
18186 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18187 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18188 * calls.c (initialize_argument_information, precompute_arguments,
18189 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18190 (precompute_arguments): Removed flags parameter.
18191 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18193 2008-05-14 Richard Guenther <rguenther@suse.de>
18195 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18196 Make sure to register the store if the use is a PHI_NODE.
18198 2008-05-14 Olivier Hainque <hainque@adacore.com>
18200 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18201 memory if the component is to be referenced in BLKmode according
18202 to get_inner_reference.
18204 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18206 * calls.c (emit_library_call_value_1): Restore code clearing
18207 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18209 2008-05-14 Olivier Hainque <hainque@adacore.com>
18210 Nicolas Roche <roche@adacore.com>
18212 * configure.ac: Add support for a "gcc_subdir" variable in
18213 config-lang.in, to denote a subdirectory where the language/GCC
18214 integration files are to be found.
18215 * configure: Regenerate.
18217 2008-05-14 Ira Rosen <irar@il.ibm.com>
18219 PR tree-optimization/36098
18220 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18221 value for the first load in the group in case of a gap.
18222 (vect_build_slp_tree): Check that there are no gaps in loads.
18224 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18226 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18227 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18228 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18229 emit_insn and remove unneeded code to construct extra args.
18230 (emit_no_conflict_block): Removed.
18231 * optabls.h: (emit_no_conflict_block): Removed.
18232 * cse.c (cse_extended_basic_block): Remove search for
18233 REG_NO_CONFLICT note.
18234 * global.c: Removed incorrect comment added in revision 117.
18235 * expr.c (convert_move): Change call to emit_no_conflict_block to
18237 * recog.c: Change comments so that they do not mention
18239 * local_alloc.c (combine_regs): Removed last parameter.
18240 (no_conflict_p): Removed.
18241 (block_alloc): Removed note, no_conflict_combined_regno and set
18242 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18243 (combine_regs): Removed already_dead and code to look for
18244 REG_NO_CONFLICT notes.
18245 * lower_subreg (remove_retval_note): Removed code to look for
18246 REG_NO_CONFLICT block.
18247 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18248 (resolve_clobber): Remove code to process libcalls that have
18249 REG_NO_CONFLICT notes.
18250 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18252 * combine.c (can_combine_p, distribute_notes): Removed
18253 REG_NO_CONFLICT case.
18254 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18256 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18257 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18259 * reg-notes.def (NO_CONFLICT): Removed.
18261 2008-05-14 David S. Miller <davem@davemloft.net>
18263 * config/sparc/sparc.c (sparc_profile_hook): If
18264 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18265 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18266 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18268 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18270 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18272 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18275 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18276 and op1 expansion before vector concat to have less live pseudos.
18278 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18280 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18281 ix86_expand_vector_set if supported.
18283 2008-05-13 Diego Novillo <dnovillo@google.com>
18284 Kenneth Zadeck <zadeck@naturalbridge.com>
18286 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18288 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18289 phinodes_print_statistics, init_ssanames, fini_ssanames,
18290 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18291 release_ssa_name, release_defs, replace_ssa_name_symbol,
18292 ssanames_print_statistics): Move ...
18293 * tree-flow.h: ... here.
18294 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18295 Use FN instead of cfun.
18296 (make_ssa_name_fn): Rename from make_ssa_name.
18297 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18298 * tree-flow-inline.h (make_ssa_name): Move from
18299 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18300 * omp-low.c (expand_omp_parallel):
18301 * tree-flow-inline.h (redirect_edge_var_map_result):
18302 * tree-ssa.c (init_tree_ssa): Add argument FN.
18303 Use it instead of cfun. Update all users.
18305 2008-05-13 Tom Tromey <tromey@redhat.com>
18307 PR preprocessor/22168:
18308 * doc/cpp.texi (Top): Update menu.
18309 (Alternatives to Wrapper #ifndef): New node.
18310 (Other Directives): Document deprecation.
18311 (Obsolete Features): Remove menu.
18312 (Assertions): Merge node into Obsolete Features.
18313 (Obsolete once-only headers): Move earlier; rename to Alternatives
18314 to Wrapper #ifndef.
18315 * doc/cppopts.texi: Update.
18316 * c.opt (Wdeprecated): Enable for C and ObjC.
18317 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18318 (C++ Dialect Options): Move -Wno-deprecated from here to...
18319 (Warning Options): ... here.
18321 2008-05-13 Richard Guenther <rguenther@suse.de>
18323 PR middle-end/36227
18324 * fold-const.c (fold_sign_changed_comparison): Do not allow
18325 changes in pointer-ness.
18327 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18330 * config/sh/sh.c (sh_expand_prologue): Don't clear
18331 RTX_FRAME_RELATED_P for push insns.
18333 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18335 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18337 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18339 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18340 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18341 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18343 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18345 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18346 (*vec_concatv4sf_sse): This.
18347 (*sse2_concatv2si): Renamed to ...
18348 (*vec_concatv2si_sse2): This.
18349 (*sse1_concatv2si): Renamed to ...
18350 (*vec_concatv2si_sse): This.
18351 (*vec_concatv2di_rex): Renamed to ...
18352 (*vec_concatv2di_rex64): This.
18353 (*vec_concatv2si_sse4_1): New.
18354 (*vec_concatv2di_rex64_sse4_1): Likewise.
18356 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18358 PR rtl-optimization/36111
18359 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18360 that was created for swappable operands.
18362 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18365 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18366 * configure.ac: Add call to ACX_PROG_GNAT.
18368 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18370 * optc-gen.awk: Fix comment typo.
18372 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18374 * pretty-print.c (pp_integer_with_precision): Use
18375 HOST_LONG_LONG_FORMAT.
18377 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18379 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18381 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18383 * config/i386/i386.c (bdesc_ptest): Removed.
18384 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18385 (bdesc_args): Add __builtin_ia32_ptestz128,
18386 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18387 (ix86_init_mmx_sse_builtins): Updated.
18388 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18389 (ix86_expand_builtin): Updated.
18391 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18393 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18394 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18396 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18398 * value-prof.c (interesting_stringop_to_profile): Do not
18399 return early for BUILT_IN_MEMPCPY.
18401 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18403 * calls.c (expand_call): Don't use callgraph to increase
18404 preferred_stack_boundary.
18406 * cgraph.h (cgraph_rtl_info): Use unsigned on
18407 preferred_incoming_stack_boundary.
18409 * final.c (rest_of_clean_state): Use unsigned on
18410 preferred_stack_boundary.
18412 2008-05-09 Tom Tromey <tromey@redhat.com>
18414 PR preprocessor/22231:
18415 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18418 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18420 PR tree-optimization/36129
18421 * tree-ssa-ccp.c: Include value-prof.h.
18422 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18423 built-in function was folded to a constant.
18424 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18426 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18427 Sebastian Pop <sebastian.pop@amd.com>
18429 * tree-scalar-evolution.c: Document instantiate_scev.
18430 (instantiate_parameters_1): Renamed instantiate_scev_1.
18431 Don't use the same loop for instantiation_loop and evolution_loop.
18432 (instantiate_scev): New.
18433 (instantiate_parameters): Moved...
18434 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18435 same loop twice. Maintains the semantics for this function.
18436 * tree-scalar-evolution.h (instantiate_scev): Declare.
18437 (instantiate_parameters): ...here. Now static inline.
18438 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18439 instead of resolve_mixers.
18441 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18443 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18445 2008-05-09 Tomas Bily <tbily@suse.cz>
18447 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18448 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18449 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18450 * c-common.c (c_common_truthvalue_conversion): Likewise.
18451 * tree-object-size.c (compute_object_offset): Likewise.
18452 * tree-inline.c (estimate_num_insns_1): Likewise.
18453 * varasm.c (const_hash_1, compare_constant, copy_constant)
18454 (compute_reloc_for_constant, output_addressed_constants)
18455 (initializer_constant_valid_p): Likewise.
18456 * c-omp.c (check_omp_for_incr_expr): Likewise.
18457 * gimplify.c (gimplify_expr): Likewise.
18458 * c-typeck.c (c_finish_return): Likewise.
18459 * tree-vectorizer.c (supportable_widening_operation)
18460 (supportable_narrowing_operation): Likewise.
18461 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18462 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18463 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18464 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18465 (descr_info_loc): Likewise.
18466 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18467 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18468 (fold_unary): Likewise.
18469 * builtins.c (get_pointer_alignment): Likewise.
18470 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18471 (instantiate_parameters_1): Likewise.
18472 * tree.c (expr_align, stabilize_reference): Likewise.
18473 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18474 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18475 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18476 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18477 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18478 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18480 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18481 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18482 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18483 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18484 (forward_propagate_comparison)
18485 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18486 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18487 * emit-rtl.c (component_ref_for_mem_expr)
18488 (set_mem_attributes_minus_bitpos): Likewise.
18489 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18490 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18492 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18493 (build_function_call, pointer_diff, build_compound_expr)
18494 (c_finish_return): Likewise.
18495 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18496 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18498 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18499 * expr.c (is_aligning_offset): Likewise.
18500 * tree-ssa-alias.c (is_escape_site): Likewise.
18501 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18502 (check_all_va_list_escapes): Likewise.
18503 * tree-ssa-loop-ivopts.c (determine_base_object)
18504 (determine_common_wider_type): Likewise.
18505 * dojump.c (do_jump): Likewise.
18506 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18507 * tree-gimple.c (is_gimple_cast): Likewise.
18508 * fold-const.c (decode_field_reference, )
18509 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18510 (fold_binary): Likewise.
18511 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18512 (already_warned_in_frontend_p): Likewise.
18513 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18514 * tree.c (really_constant_p, get_unwidened): Likewise.
18515 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18516 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18517 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18519 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18521 (CONVERT_EXPR_P): Define.
18522 (CASE_CONVERT): Define.
18524 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18526 PR middle-end/36117
18527 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18528 (delete_unmarked_insns): When deleting a call, call
18529 delete_unreachable_blocks.
18530 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18531 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18533 2008-05-08 Richard Guenther <rguenther@suse.de>
18535 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18536 (-ftree-salias): Likewise.
18537 (salias-max-implicit-fields): Remove param documentation.
18538 (salias-max-array-elements): Likewise.
18539 * tree-pass.h (pass_create_structure_vars): Remove.
18540 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18541 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18542 * tree-ssa-alias.c (create_structure_vars): Remove.
18543 (gate_structure_vars): Likewise.
18544 (pass_create_structure_vars): Likewise.
18545 (gate_build_alias): Likewise.
18546 (pass_build_alias): Adjust to run always and dump the function.
18547 * common.opt (ftree-salias): Hide.
18548 * passes.c (init_optimization_passes): Remove
18549 pass_create_structure_vars, adjust comment.
18550 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18551 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18552 * opts.c (decode_options): Do not set flag_tree_salias.
18553 (common_handle_option): Add OPT_ftree_salias to the backward
18554 compatibility section.
18556 2008-05-08 Richard Guenther <rguenther@suse.de>
18558 * tree-flow-inline.h (var_can_have_subvars): Move ...
18559 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18560 * tree-flow.h (var_can_have_subvars): Remove.
18561 (push_fields_onto_fieldstack): Remove.
18562 (sort_fieldstack): Likewise.
18563 (struct fieldoff): Move ...
18564 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18565 alias_set and base_for_components fields.
18566 (sort_fieldstack): Make static.
18567 (push_fields_onto_fieldstack): Likewise. Remove code that
18568 handles anything but RECORD_TYPEs. Remove alias_set and
18569 base_for_components handling.
18570 (create_variable_info_for): Adjust.
18572 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18574 * common.opt (Wframe-larger-than=): Shorten the help message
18576 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18578 2008-05-08 Rafael Espíndola <espindola@google.com>
18580 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18582 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18583 trap and that both operands are gimple values.
18584 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18585 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18588 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18590 * read-rtl.c (join_c_conditions): Return the first string if the
18591 two strings are equal.
18593 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18595 * gensupport.h (pred_data): Add a "num_codes" field.
18596 (add_predicate_code): Declare.
18597 * gensupport.c (add_predicate_code): New function.
18598 (std_pred_table): Add an "allows_const_p" field.
18599 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18600 Remove the (incomplete) list of such codes from the codes field.
18601 (init_predicate_table): Use add_predicate_code. Add all
18602 RTX_CONST_OBJs if allows_const_p is true.
18603 * genrecog.c (process_define_predicate): Use add_predicate_code.
18605 2008-05-08 David Daney <ddaney@avtrex.com>
18606 Richard Sandiford <rsandifo@nildram.co.uk>
18608 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18609 special case of constant zero operands.
18610 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18611 old and new values. Special case constant zero values.
18612 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18614 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18615 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18617 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18620 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18621 similar RTX_CONST_OBJ before CONST_INT.
18623 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18625 * stmt.c (expand_stack_restore): Change sa mode if needed.
18627 2008-05-08 Richard Guenther <rguenther@suse.de>
18629 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18630 return type to bool.
18631 (ix86_sol10_return_in_memory): Likewise.
18632 (ix86_i386elf_return_in_memory): Likewise.
18633 (ix86_i386interix_return_in_memory): Likewise.
18634 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18635 (ix86_sol10_return_in_memory): Likewise.
18636 (ix86_i386elf_return_in_memory): Likewise.
18637 (ix86_i386interix_return_in_memory): Likewise.
18639 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18642 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18644 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18645 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18648 2008-05-08 Richard Guenther <rguenther@suse.de>
18650 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18651 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18652 (DR_SUBVARS): Remove.
18653 * tree-dfa.c (dump_subvars_for): Remove.
18654 (debug_subvars_for): Likewise.
18655 (dump_variable): Do not dump subvars.
18656 (remove_referenced_var): Do not remove subvars.
18657 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18658 (lookup_subvars_for_var): Remove.
18659 (get_subvars_for_var): Likewise.
18660 (get_subvars_at): Likewise.
18661 (get_first_overlapping_subvar): Likewise.
18662 (overlap_subvar): Likewise.
18663 * tree-flow.h (subvar_t): Remove.
18664 (struct var_ann_d): Remove subvars field.
18665 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18666 argument. Remove special handling of SFTs.
18667 (compute_tag_properties): Likewise.
18668 (set_initial_properties): Likewise.
18669 (compute_call_clobbered): Likewise.
18670 (count_mem_refs): Likewise.
18671 (compute_memory_partitions): Likewise.
18672 (compute_flow_insensitive_aliasing): Likewise.
18673 (setup_pointers_and_addressables): Likewise.
18674 (new_type_alias): Likewise.
18675 (struct used_part): Remove.
18676 (used_portions): Likewise.
18677 (struct used_part_map): Likewise.
18678 (used_part_map_eq): Likewise.
18679 (used_part_map_hash): Likewise.
18680 (free_used_part_map): Likewise.
18681 (up_lookup): Likewise.
18682 (up_insert): Likewise.
18683 (get_or_create_used_part_for): Likewise.
18684 (create_sft): Likewise.
18685 (create_overlap_variables_for): Likewise.
18686 (find_used_portions): Likewise.
18687 (create_structure_vars): Likewise.
18688 * tree.def (STRUCT_FIELD_TAG): Remove.
18689 * tree.h (MTAG_P): Adjust.
18690 (struct tree_memory_tag): Remove base_for_components and
18691 unpartitionable flags.
18692 (struct tree_struct_field_tag): Remove.
18693 (SFT_PARENT_VAR): Likewise.
18694 (SFT_OFFSET): Likewise.
18695 (SFT_SIZE): Likewise.
18696 (SFT_NONADDRESSABLE_P): Likewise.
18697 (SFT_ALIAS_SET): Likewise.
18698 (SFT_UNPARTITIONABLE_P): Likewise.
18699 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18700 (union tree_node): Remove sft field.
18701 * alias.c (get_alias_set): Remove special handling of SFTs.
18702 * print-tree.c (print_node): Remove handling of SFTs.
18703 * tree-dump.c (dequeue_and_dump): Likewise.
18704 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18705 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18706 * tree-predcom.c (set_alias_info): Do not set subvars.
18707 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18708 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18709 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18710 (add_vars_for_offset): Remove.
18711 (add_virtual_operand): Remove special handling of SFTs.
18712 (add_call_clobber_ops): Likewise.
18713 (add_call_read_ops): Likewise.
18714 (get_asm_expr_operands): Likewise.
18715 (get_modify_stmt_operands): Likewise.
18716 (get_expr_operands): Likewise.
18717 (add_to_addressable_set): Likewise.
18718 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
18719 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18720 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
18721 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
18722 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
18723 (tree_node_structure): Likewise.
18724 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
18726 (find_what_p_points_to): Likewise.
18728 2008-05-08 Sa Liu <saliu@de.ibm.com>
18730 * config/spu/spu.md: Fixed subti3 pattern.
18732 2008-05-08 Richard Guenther <rguenther@suse.de>
18734 PR middle-end/36154
18735 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
18736 sure to create a representative for trailing arrays for PTA.
18738 2008-05-08 Richard Guenther <rguenther@suse.de>
18740 PR middle-end/36172
18741 * fold-const.c (operand_equal_p): Two objects which types
18742 differ in pointerness are not equal.
18744 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18746 * calls.c (compute_argument_block_size): Add argument tree fndecl.
18747 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
18748 (emit_library_call_value_1): Add new variable fndecl initialized by
18749 NULL_TREE. It should be the decl type of orgfun, but this information
18750 seems not to be available here, so it uses the default calling abi.
18751 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
18752 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
18753 by TARGET_RETURN_IN_MEMORY.
18754 * config/i386/i386-interix.h: Likewise.
18755 * config/i386/i386.h: Likewise.
18756 * config/i386/i386elf.h: Likewise.
18757 * config/i386/ptx4-i.h: Likewise.
18758 * config/i386/sol2-10.h: Likewise.
18759 * config/i386/sysv4.h: Likewise.
18760 * config/i386/vx-common.h: Likewise.
18761 * config/cris/cris.h: Removed #if 0 clause.
18762 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
18763 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
18765 (ix86_sol10_return_in_memory): Likewise.
18766 (ix86_i386elf_return_in_memory): New.
18767 (ix86_i386interix_return_in_memory): New.
18768 * config/mt/mt-protos.h (mt_return_in_memory): New.
18769 * config/mt/mt.c: Likewise.
18770 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18771 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
18772 * config/bfin/bfin.h: Likewise.
18773 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
18775 * config/bfin/bfin.c: Likewise.
18776 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
18777 * config/alpha/unicosmk.h: Likewise.
18778 * config/i386/cygming.h: Likewise.
18779 * config/iq2000/iq2000.h: Likewise.
18780 * config/mips/mips.h: Likewise.
18781 * config/mn10300/mn10300.h: Likewise.
18782 * config/rs6000/rs6000.h: Likewise.
18783 * config/score/score.h: Likewise.
18784 * config/spu/spu.h: Likewise.
18785 * config/v850/v850.h: Likewise.
18786 * defaults.h: Likewise.
18787 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
18788 * expr.c (emit_block_move): Adjust use of
18789 OUTGOING_REG_PARM_STACK_SPACE.
18790 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
18791 OUTGOING_REG_PARM_STACK_SPACE.
18792 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
18794 2008-05-08 Jakub Jelinek <jakub@redhat.com>
18796 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
18797 on OMP_RETURN for OMP_FOR.
18800 * dwarf2out.c (dw_expand_expr, common_check): Removed.
18801 (fortran_common): New function.
18802 (gen_variable_die): Call fortran_common instead of common_check,
18803 adjust for it returning tree instead of rtx. Formatting.
18805 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18809 * see.c (see_copy_insn): Copy new pure const attributes for new call.
18810 * c-decl.c (merge_decls): Ditto.
18811 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
18812 to RTL_CONST_OR_PURE_CALL_P.
18813 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
18814 Initialized DECL_LOOPING_CONST_PURE.
18815 (process_call_operands): Set tree_side_effects properly.
18816 * tree.h (TREE_READONLY_DECL_P): Removed.
18817 (DECL_IS_PURE): Renamed to DECL_PURE_P.
18818 (DECL_LOOPING_OR_CONST_P): New macro.
18819 (struct tree_function_decl): Added looping_const_or_pure_p.
18820 (ECF_*) Renumbered.
18821 (ECF_LOOPING_OR_CONST_P): New macro.
18822 * rtlanal.c (pure_const_p): Removed.
18823 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
18824 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
18825 to RTL_CONST_CALL_P.
18826 * ipa-pure-const.c (pure_const_state_e): Added looping field.
18827 (check_decl, check_tree, check_call, scan_function): Initialize
18829 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
18830 (static_execute): Set looping true for recursive functions.
18831 Undo setting state to IPA_NEITHER for recursive functions.
18832 * cse.c (cse_insn):
18833 * ifcvt.c (noce_can_store_speculate_p): Changed
18834 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
18835 RTL_CONST_OR_PURE_CALL_P.
18836 * dse.c (scan_insn): Ditto.
18837 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
18838 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
18839 RTL_CONST_OR_PURE_CALL_P.
18840 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
18841 pure_call_p to RTL_CONST_CALL_P.
18842 * gimplify.c (gimplify_call_expr): Clear side effects for
18843 non-looping pure and constant calls.
18844 * calls.c (emit_call_1): Set rtl flags from ecf flags.
18845 (flags_from_decl_or_type): Set ecf flags from decl flags.
18846 (initialize_argument_information): Turn off
18847 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
18848 Change const to pure if callee_copies is true rather than just
18850 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
18851 way of marking pure calls.
18852 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
18853 Remove hack that was supposed to fix pr7335 and remove old
18854 way of marking pure calls.
18855 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
18856 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
18857 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
18858 RTL_CONST_OR_PURE_CALL_P.
18859 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
18860 * loop-invariant.c (find_exits, find_invariant_bb): Changed
18861 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
18862 * sched-deps.c (schedule_analyze): Ditto.
18863 * rtl.h (struct rtx_def): Use call field, unchanging field, and
18864 return_val field of calls to represent pure and const function info.
18865 (CONST_OR_PURE_CALL_P): Deleted macro.
18866 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18867 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
18868 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
18870 * tree-optimize.c (execute_fixup_cfg): Added test for
18871 ECF_LOOPING_CONST_OR_PURE.
18872 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
18874 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
18875 effects for looping pure or const calls.
18876 (verify_gimple_expr): Added verification code.
18877 * config/alpha/alpha.c (alpha_legitimize_address,
18878 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
18880 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
18881 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
18882 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
18883 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
18884 RTL_CONST_OR_PURE_CALL_P.
18885 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
18886 and const calls to be deleted.
18888 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18891 * config/i386/mmx.md (mmx_subv2sf3): New expander.
18892 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
18893 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
18894 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18895 to handle nonimmediate operands.
18896 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
18897 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
18898 to handle nonimmediate operands.
18899 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
18900 (mmx_pmulhrwv4hi3): New expander. Use
18901 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18902 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
18903 (sse2_umulv1siv1di3): New expander. Use
18904 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18905 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
18906 (mmx_eq<mode>3): New expander. Use
18907 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18908 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
18909 (mmx_uavgv8qi3): New expander. Use
18910 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18911 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
18912 (mmx_uavgv4hi3): New expander. Use
18913 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18915 * config/i386/sse.md
18916 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
18917 to handle nonimmediate operands.
18918 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
18919 to handle nonimmediate operands.
18920 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
18921 to handle nonimmediate operands.
18922 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
18923 to handle nonimmediate operands.
18924 (sse2_unpckhpd_exp): New expander. Use
18925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18926 (sse2_unpcklpd_exp): New expander. Use
18927 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18928 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
18929 to handle nonimmediate operands.
18930 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
18931 to handle nonimmediate operands.
18932 (*sse2_<plusminus_insn><mode>3): Rename from
18933 sse2_<plusminus_insn><mode>3 insn pattern.
18934 (sse2_<plusminus_insn><mode>3): New expander. Use
18935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18936 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
18937 (sse2_umulv2siv2di3): New expander. Use
18938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18939 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
18940 (sse4_1_mulv2siv2di3): New expander. Use
18941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18942 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
18943 (sse2_pmaddwd): New expander. Use
18944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18945 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
18946 (sse2_eq<mode>3): New expander. Use
18947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18948 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
18949 (sse4_1_eqv2di3): New expander. Use
18950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18951 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18952 (sse2_uavgv16qi3): New expander. Use
18953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18954 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
18955 (sse2_uavgv16qi3): New expander. Use
18956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18957 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
18958 (sse2_uavgv8hi3): New expander. Use
18959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18960 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
18961 (ssse3_pmulhrswv8hi3): New expander. Use
18962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18963 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
18964 (ssse3_pmulhrswv4hi3): New expander. Use
18965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18967 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
18968 (<sse>_vmmul<mode>3): Ditto.
18969 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
18971 (ssse3_pmaddubsw128): Use register_operand for operand 1.
18972 (ssse3_pmaddubsw): Ditto.
18974 * config/i386/i386.c (struct_builtin_description)
18975 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
18976 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
18977 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
18978 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
18979 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
18980 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
18981 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
18982 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
18983 (ix86_fixup_binary_operands): Assert that src1
18984 and src2 must have the same mode when swapped.
18985 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
18986 and ix86_binary_operator_ok. Do not force operands in registers
18989 2008-05-07 Jan Hubicka <jh@suse.cz>
18991 * cgraph.c (dump_cgraph_node): Update.
18992 * cgraph.h (cgraph_local_info): Break out inline summary.
18993 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
18995 * ipa-inline (inline_summary): New accestor function.
18996 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
18997 cgraph_decide_inlining, compute_inline_parameters): Update.
18998 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19000 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19002 Cleanup ColdFire scheduling support and add V4 pipeline model.
19004 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19005 (define_attr cpu): Add cfv4 value.
19006 (define_attr type, define_attr type1): Merge into a single 'type'
19007 attribute. Update all uses.
19008 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19009 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19011 (define_attr opx_mem, define_attr opy_mem): Remove.
19012 (define_attr op_mem): Clean up, update comment.
19013 (define_attr size): Use specific values instead of general int.
19014 (define_attr guess, define_attr split): Remove. Update all uses.
19015 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19016 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19017 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19018 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19019 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19020 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19021 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19022 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19023 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19024 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19025 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19026 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19027 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19028 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19029 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19030 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19031 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19032 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19033 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19034 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19035 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19036 Update or set attributes.
19037 (stack_tie): New fake instruction.
19039 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19040 (m68k_sched_attr_size): Update declaration.
19041 (m68k_sched_attr_type2): Remove.
19042 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19043 Declare new bypass predicates.
19045 * config/m68k/m68k.c (m68k_sched_issue_rate,
19046 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19048 (TARGET_SCHED_ISSUE_RATE,
19049 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19050 (override_options): Handle scheduling for ColdFire V4 core.
19051 (m68k_expand_prologue): Emit stack_tie.
19052 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19053 'OP_TYPE_FPN'. Update all uses.
19054 (sched_guess_p): Remove.
19055 (sched_address_type): Handle symbolic addresses.
19056 (sched_get_operand): New static function.
19057 (sched_operand_type): Merge into sched_attr_op_type.
19058 (sched_attr_op_type): Handle FP registers, handle quick constants,
19060 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19061 (m68k_sched_attr_size): Update. Move logic to ...
19062 (sched_get_attr_size_int): New static function.
19063 (sched_get_opxy_mem_type): New static function.
19064 (m68k_sched_attr_op_mem): Update.
19065 (m68k_sched_attr_type2): Remove.
19066 (sched_cfv4_bypass_data): New static variable.
19067 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19068 (m68k_sched_issue_rate): Implement scheduler hook.
19069 (struct _sched_ib: enabled_p): New field.
19070 (m68k_sched_variable_issue): Update. Handle V4.
19071 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19072 sched_dump_class_func_t, sched_dump_split_class,
19073 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19074 sched_dump_dfa_class, m68k_sched_dump): Remove.
19075 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19077 (m68k_sched_init_global): Remove statisctics dumping, introduce
19078 sanity check that all instructions have pipeline reservations. Handle
19080 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19081 Handle ColdFire V4 core.
19082 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19083 New static functions.
19084 (m68k_sched_address_bypass_p): New bypass predicate.
19085 (sched_get_indexed_address_scale): New static function.
19086 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19088 * cf.md: Update comments.
19089 (define_attr type2): Remove. Use 'type' attribute instead.
19091 (cf_ib): Rename to cfv123_ib. Update all uses.
19092 (cf_oep): Rename to cfv123_oep. Update all uses.
19093 (cf_chr): Rename to cfv123_chr. Update all uses.
19094 (cf_mem): Rename to cfv123_mem. Update all uses.
19095 (cf_mac): Move to more appropriate place.
19096 (cfv123_guess): New automaton and cpu_unit.
19097 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19098 Update uses of 'size' attribute. Handle before reload scheduling.
19099 (cfv123_guess): New dummy reservation for unhandled instructions.
19100 (cfv4_*): Pipeline description of ColdFire V4 core.
19101 (ignore): New reservation to handle 'ignore' type.
19103 2008-05-07 Ian Lance Taylor <iant@google.com>
19105 PR middle-end/36013
19106 * gimplify.c (find_single_pointer_decl_1): Don't look through
19108 (find_single_pointer_decl): Adjust comments.
19110 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19112 PR middle-end/36137
19113 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19114 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19116 PR middle-end/36106
19117 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19118 integral type rather than floating point, then VIEW_CONVERT_EXPR
19119 to the floating point type.
19121 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19123 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19124 TFmode op0 to register.
19126 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19128 * c-decl.c (grokdeclarator): Comment typo.
19130 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19132 * tree-flow.h: Remove prototype for computed_goto_p.
19133 * tree-cfg.c (computed_goto_p): Make static.
19135 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19138 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19139 (contains_aligned_value_p): This. Handle _Decimal128.
19140 (ix86_function_arg_boundary): Only align _Decimal128 to its
19141 natural boundary and handle it properly.
19143 2008-05-06 Martin Jambor <mjambor@suse.cz>
19145 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19146 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19147 (ipcp_method_set_orig_node): Removed.
19148 (ipcp_cval_get_cvalue_type): Removed.
19149 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19150 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19151 (ipcp_cval_set_cvalue_type): Removed.
19152 (ipcp_cval_get_cvalue): Removed.
19153 (ipcp_cval_set_cvalue): Removed.
19154 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19155 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19156 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19157 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19158 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19159 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19160 (ipcp_get_ith_lattice): Changed parameters.
19161 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19162 (ipcp_lattice_from_jfunc): Changed parameters.
19163 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19164 (ipcp_method_cval_print): Added temporary variable info.
19165 (ipcp_redirect): Removed already unused local variable caller.
19166 (ipcp_redirect): New temporary variable orig_callee_info
19167 (ipcp_redirect): Removed newly unused local variable callee.
19168 (ipcp_redirect): Removed (a bit confusing) local variable type.
19169 (ipcp_insert_stage): Added local variable info.
19170 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19172 (ipcp_formal_create): Removed.
19173 (ipcp_method_cval_set): Removed.
19174 (ipcp_propagate_stage): Renamed lattice variables.
19175 (ipcp_method_cval_set_cvalue_type): Removed.
19176 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19177 (ipcp_print_all_lattices): Changed printed strings to refer to
19178 lattices rather than cvals.
19179 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19180 (ipcp_propagate_const): Changed formal parameters.
19181 (build_const_val): Changed formal parameters.
19182 (ipcp_insert_stage): Removed useless variable cvalue
19183 (build_const_val): Changed formal parameters.
19184 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19185 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19186 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19187 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19188 (ipcp_print_func_profile_counts): Changed string from "method" to
19190 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19191 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19192 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19193 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19194 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19195 (ipcp_lat_is_const): Changed parameters and made inline.
19196 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19197 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19198 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19199 the predicate condition directly
19200 (ipcp_propagate_stage): Added local variable args. Removed local
19201 variable callee. (Both are mere code simplifications.)
19202 (ipcp_method_dont_insert_const): Renamed to
19203 ipcp_node_not_modifiable_p.
19204 (ipcp_node_not_modifiable_p): Made inline.
19205 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19206 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19207 (ipcp_print_all_lattices): Removed variable cvalue
19208 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19211 2008-05-06 Olivier Hainque <hainque@adacore.com>
19213 * tree-sra.c (try_instantiate_multiple_fields): Early return
19214 if field has POINTER_TYPE.
19216 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19218 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19219 by using 'q' specifier for instruction.
19220 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19222 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19224 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19225 Change mode of zero_extract from QImode to HImode.
19226 (sign bit tests peepholes): (Ditto.).
19228 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19230 * config/i386/mmx.md: Remove double backslashes from asm templates.
19231 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19232 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19233 to handle nonimmediate operands.
19234 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19235 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19236 to handle nonimmediate operands.
19237 (*mmx_<code>v2sf3_finite): New insn pattern.
19238 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19239 (mmx_<code>v2sf3): New expander. Use
19240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19241 (mmx_<plusminus_insn><mode>3): New expander. Use
19242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19243 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19244 (mmx_add<mode>3): Removed.
19245 (mmx_ssadd<mode>3): Ditto.
19246 (mmx_usadd<mode>3): Ditto.
19247 (mmx_sub<mode>3): Ditto.
19248 (mmx_sssub<mode>3): Ditto.
19249 (mmx_ussub<mode>3): Ditto.
19250 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19251 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19252 to handle nonimmediate operands.
19253 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19255 (mmx_smulv4hi3_highpart): New expander. Use
19256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19257 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19259 (mmx_umulv4hi3_highpart): New expander. Use
19260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19261 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19262 (mmx_<code>v4hi3): New expander. Use
19263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19264 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19265 (mmx_<code>v8qi3): New expander. Use
19266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19267 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19268 (mmx_<code><mode>3): New expander. Use
19269 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19271 2008-05-05 Jan Hubicka <jh@suse.cz>
19273 PR tree-optimization/36118
19274 * passes.c (pass_init_dump_file): Fix dump header.
19276 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19278 PR middle-end/36141
19279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19280 VCE for function decls.
19282 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19284 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19286 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19288 * config/i386/i386.md (sat_plusminus): New.
19289 (plusminus_insn): Likewise.
19290 (plusminus_mnemonic): Likewise.
19292 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19293 (*<addsub><mode>3_cc_overflow): Renamed to ...
19294 (*<plusminus_insn><mode>3_cc_overflow): This.
19295 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19296 (*<plusminus_insn>si3_zext_cc_overflow): This.
19298 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19299 (<plusminus_insn><mode>3): This.
19300 (*<addsub><mode>3): Renamed to ...
19301 (*<plusminus_insn><mode>3): This.
19302 (<sse>_vm<addsub><mode>3): Renamed to ...
19303 (<sse>_vm<plusminus_insn><mode>3): This.
19304 (sse3_h<addsub>v4sf3): Renamed to ...
19305 (sse3_h<plusminus_insn>v4sf3): This.
19306 (sse3_h<addsub>v2df3): Renamed to ...
19307 (sse3_h<plusminus_insn>v2df3): This.
19308 (<plusminus_insn><mode>3): New.
19309 (*<plusminus_insn><mode>3): Likewise.
19310 (sse2_<plusminus_insn><mode>3): Likewise.
19311 (add<mode>): Removed.
19312 (*add<mode>3): Likewise.
19313 (sse2_ssadd<mode>3): Likewise.
19314 (sse2_usadd<mode>3): Likewise.
19315 (sub<mode>3): Likewise.
19316 (*sub<mode>3): Likewise.
19317 (sse2_sssub<mode>3): Likewise.
19318 (sse2_ussub<mode>3): Likewise.
19320 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19322 * gthr-single.h: Add in required interface elements as per gthr.h.
19323 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19324 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19325 Generalize UNUSED macro.
19326 (__gthread_once): Add.
19327 (__gthread_key_create): Add.
19328 (__gthread_key_delete): Add.
19329 (__gthread_getspecific): Add.
19330 (__gthread_setspecific): Add.
19332 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19335 the same size types for the indirect reference on the rhs, then
19338 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19340 * config/i386/i386.md
19341 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19342 one insn template instead of template series.
19343 (*xordi_1_rex64): Ditto.
19344 (*xordi_2_rex64): Ditto.
19346 2008-05-05 Ira Rosen <irar@il.ibm.com>
19348 PR tree-optimization/36119
19349 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19352 2008-06-04 Jan Hubicka <jh@suse.cz>
19354 tree-optimization/36100
19355 * tree-pass.h (pass_O0_always_inline): Declare.
19356 * ipa-inline.c (inline_transform): Remove dead code.
19357 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19358 pass_O0_always_inline): New.
19359 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19361 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19363 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19364 mnemonic in this_param move for TARGET_64BIT.
19366 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19368 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19369 (*strmovsi_rex_1): Ditto.
19370 (*strsetsi_1): Ditto.
19371 (*strsetsi_rex_1): Ditto.
19373 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19374 adddicc expanders using SWI mode iterator.
19376 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19379 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19382 2008-05-04 David S. Miller <davem@davemloft.net>
19384 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19385 (sparc*-*-linux*): Use linux.h in tm_file.
19386 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19387 compiler defaulting to 32-bit.
19388 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19390 * config/sparc/linux.h: Remove definitions now obtained
19391 properly from linux.h
19392 * config/sparc/linux64.h: Likewise.
19393 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19394 don't want this setting for 32-bit builds in a biarch compiler.
19395 * doc/install.texi: Add sparc-linux to list of targets
19396 supporting --enable-targets=all.
19398 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19400 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19402 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19404 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19405 after V4SI_FTYPE_V8HI.
19406 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19407 case V4SI_FTYPE_V2DF.
19409 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19411 * doc/invoke.texi (max-flow-memory-locations): Removed.
19412 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19414 2008-05-03 Richard Guenther <rguenther@suse.de>
19416 PR middle-end/34973
19417 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19419 2008-05-02 David S. Miller <davem@davemloft.net>
19421 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19423 2008-05-02 Simon Baldwin <simonb@google.com>
19426 * c-common.h (warn_array_subscript_range): Removed.
19427 * c-common.c (warn_array_subscript_range): Ditto.
19428 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19429 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19431 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19433 * config/i386/i386.c (ix86_special_builtin_type): New.
19434 (bdesc_special_args): Likewise.
19435 (ix86_expand_special_args_builtin): Likewise.
19436 (ix86_init_mmx_sse_builtins): Updated.
19437 (ix86_expand_builtin): Updated.
19438 (ix86_expand_store_builtin): Removed.
19439 (ix86_expand_unop_builtin): Likewise.
19441 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19442 * config/i386/mmintrin.h (__v2sf): Here.
19444 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19446 (_mm_loadl_pi): Likewise.
19447 (_mm_storeh_pi): Replace __v2si with __v2sf.
19448 (_mm_storel_pi): Likewise.
19450 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19451 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19452 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19453 __builtin_ia32_loadlpd.
19455 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19457 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19458 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19459 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19460 (ix86_init_mmx_sse_builtins): Updated.
19461 (ix86_expand_args_builtin): Likewise.
19462 (ix86_expand_builtin): Likewise.
19463 (ix86_expand_unop1_builtin): Renamed to ...
19464 (ix86_expand_unop_vec_merge_builtin): This.
19466 2008-05-01 Jan Hubicka <jh@suse.cz>
19469 * ipa-inline.c (inline_generate_summary): Make static.
19470 (inline_transform): Do not call inlining at -O0; make static.
19471 * passes.c (execute_todo): Add sanity check.
19472 (execute_one_ipa_transform_pass): Execute proper flags.
19474 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19476 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19477 (DECL_NONADDRESSABLE_P): Likewise.
19478 * alias.c (record_component_aliases): Fix comment.
19480 2008-05-01 Simon Baldwin <simonb@google.com>
19482 * c-common.h (warn_array_subscript_range): New function.
19483 * c-common.c (warn_array_subscript_range): Ditto.
19484 * tree-vrp.c (check_array_ref): Corrected code to agree with
19485 comment, ignoring only arrays of size 0 or size 1.
19486 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19488 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19490 * config/i386/i386.c (ix86_builtin_type): Replace
19491 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19492 (bdesc_args): Updated.
19493 (ix86_init_mmx_sse_builtins): Likewise.
19494 (ix86_expand_args_builtin): Likewise.
19496 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19499 * doc/extend.texi: Correct __builtin_ia32_palignr.
19501 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19504 * config/i386/i386.c (bdesc_crc32): Removed.
19505 (ix86_expand_crc32): Likewise.
19506 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19507 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19508 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19509 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19510 UINT_FTYPE_UINT_UCHAR.
19511 (bdesc_args): Updated. Add crc32 builtins.
19512 (ix86_init_mmx_sse_builtins): Updated.
19513 (ix86_expand_args_builtin): Updated to support subreg.
19515 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19517 2008-05-01 Jan Hubicka <jh@suse.cz>
19519 * tree-pass.h (opt_pass): Add IPA_PASS.
19520 (varpool_node, cgraph_node): Forward declare.
19521 (ipa_opt_pass): Define.
19522 (pass_ipa_inline): Turn into ipa_opt_pass.
19523 (pass_apply_inline): Remove.
19524 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19525 (apply_inline): Turn into ....
19526 (inline_transform): ... this one.
19527 (inline_generate_summary): New function.
19528 (pass_apply_inline): Remove.
19529 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19531 (struct function): Add ipa_transforms_to_apply.
19532 * passes.c (register_one_dump_file): Work on IPA_PASS.
19533 (init_optimization_passes): Remove pass_inline_parameters and
19535 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19536 (execute_one_pass) ... here; apply transforms when possible.
19537 (add_ipa_transform_pass, execute_ipa_summary_asses,
19538 execute_one_ipa_transform_pass): New.
19539 (execute_ipa_pass_list): Update for IPA_PASS type.
19541 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19543 * config/i386/i386.c (ix86_builtin_type): Add
19544 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19545 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19546 (bdesc_args): Add SSE4a builtins.
19547 (ix86_init_mmx_sse_builtins): Updated.
19548 (ix86_expand_args_builtin): Likewise.
19549 (ix86_expand_builtin): Likewise.
19551 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19553 * config/i386/i386.c (ix86_builtin_type): Add
19554 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19555 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19556 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19557 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19558 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19559 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19560 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19561 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19562 and DI_FTYPE_DI_DI_INT.
19563 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19564 (ix86_init_mmx_sse_builtins): Updated.
19565 (ix86_expand_args_builtin): Likewise.
19566 (ix86_expand_builtin): Likewise.
19567 (ix86_expand_binop_imm_builtin): Removed.
19569 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19571 2008-04-30 Richard Guenther <rguenther@suse.de>
19573 PR tree-optimization/32921
19574 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19576 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19578 * config/arm/arm.c (arm_unwind_emit): Use
19579 crtl->all_throwers_are_sibcalls instead of
19580 cfun->all_throwers_are_sibcalls.
19581 (arm_output_fn_unwind): Likewise.
19582 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19583 instead of cfun->uses_pic_offset_table.
19584 (frv_expand_prologue): Likewise.
19585 (frv_frame_pointer_required): Likewise.
19586 (frv_expand_fdpic_call): Likewise.
19587 (frv_emit_movsi): Likewise.
19588 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19589 cfun->returns_pcc_struct instead of
19590 current_function_returns_pcc_struct.
19591 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19592 instead of cfun->calls_eh_return.
19593 (m32c_pushm_popm): Likewise.
19594 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19595 "extern" declaration.
19597 2008-04-30 Richard Guenther <rguenther@suse.de>
19599 PR tree-optimization/21636
19600 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19602 (evaluate_stmt): Print the likely value.
19603 (ccp_visit_stmt): Avoid excessive vertical spacing.
19605 2008-04-30 Rafael Espíndola <espindola@google.com>
19607 * builtins.c (fold_call_expr): Return realret.
19608 * tree-ssa-threadedge.c
19609 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19610 __builtin_object_size.
19612 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19614 * gcc.c (wrapper_string): New variable.
19615 (insert_wrapper): New function.
19616 (execute): New option -wrapper.
19617 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19619 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19621 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19622 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19623 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19625 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19626 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19627 config/rs6000/e500crtres64gprctr.asm,
19628 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19629 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19630 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19631 config/rs6000/e500crtsav64gprctr.asm,
19632 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19633 config/rs6000/e500crtsavg64gprctr.asm: New files.
19634 * config/rs6000/t-ppccomm: Add build rules for new files.
19635 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19636 * config/rs6000/t-netbsd: Add build rules for new files.
19637 (LIB2FUNCS_STATIC_EXTRA): New variable.
19638 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19639 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19640 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19642 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19644 * config/i386/i386.c (ix86_builtin_type): Add
19645 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19646 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19647 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19648 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19649 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19650 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19651 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19652 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19653 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19654 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19655 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19656 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19657 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19658 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19659 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19660 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19661 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19662 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19663 V1DI_FTYPE_V2SI_V2SI.
19664 (bdesc_2arg): Moved to ...
19665 (bdesc_args): Here.
19666 (ix86_init_mmx_sse_builtins): Updated.
19667 (ix86_expand_args_builtin): Updated. Take a pointer
19668 to const struct builtin_description. Handle comparison
19670 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19671 (ix86_expand_builtin): Updated.
19673 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19674 (ssse3_pmaddubsw128): This.
19675 (ssse3_pmaddubswv4hi3): Renamed to ...
19676 (ssse3_pmaddubsw): This.
19678 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19679 (__builtin_ia32_packssdw128): Likewise.
19680 (__builtin_ia32_packuswb128): Likewise.
19681 (__builtin_ia32_pmaddubsw): Likewise.
19682 (__builtin_ia32_pmaddubsw128): Likewise.
19684 2008-04-30 Richard Guenther <rguenther@suse.de>
19686 PR tree-optimization/14847
19687 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19688 (recognize_bits_test): Use it.
19689 (recognize_single_bit_test): Likewise.
19691 2008-04-30 Martin Jambor <mjambor@suse.cz>
19693 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19694 instead of setting number of formal parameters to zero.
19695 (ipcp_init_stage): Do not set the number of actual parameters to zero
19697 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19698 which are called with variable number of arguments.
19699 (ipcp_insert_stage): Explicitely skipping all nodes which are
19700 called with variable number of arguments.
19701 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19702 number of parameters.
19704 * ipa-prop.h (struct ipa_node_params): Added flag
19705 called_with_var_arguments
19706 (ipa_set_param_count): Added. Changed sole setter to use it.
19707 (ipa_get_param_count): Added. All readers of param_count
19708 converted to use it instead.
19709 (ipa_set_called_with_variable_arg): Added.
19710 (ipa_is_called_with_var_arguments): Added.
19711 (ipa_get_ith_param): Added. All readers of param_decls converted
19713 (ipa_set_cs_argument_count): Added, sole writer to argument_count
19715 (ipa_get_cs_argument_count): Added, all readers of argument_count
19717 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
19720 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
19721 (struct ipcp_lattice): Renamed cval_type to type
19722 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
19724 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
19725 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
19726 (ipcp_insert_stage): Changed the type of variable cvalue to tree
19727 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
19728 (build_const_val): Changed the type of parameter cvalue to tree
19729 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
19730 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
19732 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
19735 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
19736 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
19737 (ipa_add_method): Renamed to ipa_push_func_to_list
19738 (ipa_remove_method): Renamed to ipa_pop_func_from_list
19739 (ipa_callsite_param_count): Removed.
19740 (ipa_callsite_param_count_set): Removed.
19741 (ipa_callsite_param): Removed.
19742 (ipa_callsite_callee): Removed.
19743 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
19744 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
19745 (ipa_method_formal_count): Removed.
19746 (ipa_method_formal_count_set): Removed.
19747 (ipa_method_get_tree): Removed.
19748 (ipa_method_tree_map_create): Removed.
19749 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
19750 (ipa_create_param_decls_array): Creates the array itself
19751 (ipa_create_param_decls_array): Temporary variable info instead of
19752 a few dereferences.
19753 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
19754 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
19755 (get_type): Removed.
19756 (ipa_jf_get_info_type): Removed.
19757 (ipa_node_create): Renamed to ipa_create_node_params
19758 (ipa_free): Renamed to ipa_free_all_node_params
19759 (ipa_nodes_create): Renamed to ipa_create_all_node_params
19760 (ipa_edges_create): Renamed to ipa_create_all_edge_args
19761 (ipa_edges_free): Renamed to ipa_free_all_edge_args
19762 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
19763 (ipa_free_all_node_params): Deallocation to jump_functions moved to
19764 ipa_free_all_edge_args
19765 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
19766 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
19767 (ipa_create_methodlist_node): Removed.
19768 (ipa_methodlist_method): Removed.
19769 (ipa_methodlist_method_set): Removed.
19770 (ipa_methodlist_next_method): Removed.
19771 (ipa_methodlist_next_method_set): Removed.
19772 (ipa_method_is_modified): Removed.
19773 (ipa_method_modify_create): Removed.
19774 (ipa_method_modify_init): Temporary variable info instead of a few
19776 (ipa_detect_param_modifications): Temporary variable info instead of
19777 a few dereferences.
19778 (ipa_compute_jump_functions): Temporary variable info instead of
19779 a few dereferences.
19780 (ipa_method_modify_set): Removed.
19781 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
19782 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
19783 than craph_node as the first parameter.
19784 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
19785 (ipa_method_modify_init): Removed.
19786 (ipa_compute_jump_functions): Added a temp variable instead of
19787 repeatadly dereferencing the cgraph_edge.aux pointer
19788 (ipa_callsite_param_set_type): Removed.
19789 (ipa_compute_jump_functions): i renamed to index and moved to
19791 (ipa_callsite_param_set_info_type_formal): Removed.
19792 (ipa_callsite_param_set_info_type): Removed.
19793 (ipa_callsite_param_map_create): Removed.
19794 (ipa_callsite_tree): Removed.
19795 (ipa_callsite_caller): Removed.
19796 (ipa_pop_func_from_list): return_method removed to return_func
19798 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
19799 prefixed all values with IPA_. Changed all users.
19800 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
19801 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
19802 and FORMAL_IPATYPE IPA_PASS_THROUGH.
19803 (union parameter_info): Renamed to jump_func_value.
19804 (union jump_func_value): Renamed value to constant
19805 (struct ipa_jump_func): Renamed info_type to value
19806 (struct ipa_node): Renamed to ipa_node_params
19807 (struct ipa_node_params): Renamed ipa_arg_num to param_count
19808 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
19809 (struct ipa_node_params): Renamed ipa_mod to modified_flags
19810 (struct ipa_edge): Renamed to ipa_edge_args
19811 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
19812 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
19813 (struct ipa_methodlist): Renamed to ipa_func_list
19814 (struct ipa_func_list): method_p renamed to node, next_method
19816 (ipa_methodlist_p): Removed, switched all users to struct pointer
19817 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
19819 2008-04-30 Alan Modra <amodra@bigpond.net.au>
19821 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
19822 (rs6000_emit_epilogue): Use backchain to restore only when we
19823 have a large frame. Make use of frame pointer to restore if we
19824 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
19826 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
19828 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19829 Add mode to zero_extract.
19830 (sign bit tests peepholes): (Ditto.).
19832 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
19834 * config/i386/i386.c (ix86_builtins): Replace Prescott New
19835 Instructions in comments with SSE3.
19836 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19837 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
19838 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
19839 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
19840 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
19841 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
19842 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
19843 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
19844 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
19845 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
19846 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
19847 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
19848 (bdesc_sse_args): Renamed to ...
19849 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
19850 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
19851 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
19852 IX86_BUILTIN_FABSQ.
19853 (bdesc_1arg): Moved to ...
19854 (bdesc_args): Here.
19855 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
19856 Instructions in comments with SSE3.
19857 (ix86_expand_sse_operands_builtin): Renamed to ...
19858 (ix86_expand_args_builtin): This. Updated.
19859 (ix86_expand_unop1_builtin): Update comments.
19860 (ix86_expand_builtin): Updated.
19862 2008-04-29 Richard Guenther <rguenther@suse.de>
19864 PR tree-optimization/36078
19865 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
19866 Update virtual SSA form after cleaning up the CFG.
19868 2008-04-29 Richard Guenther <rguenther@suse.de>
19870 PR middle-end/15255
19871 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
19873 2008-04-29 Richard Guenther <rguenther@suse.de>
19875 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
19876 (compute_may_aliases): Do not call finalize_ref_all_pointers.
19877 (compute_flow_insensitive_aliasing): Do not treat
19878 PTR_IS_REF_ALL pointers special.
19879 (get_smt_for): Likewise.
19880 (may_alias_p): Re-structure.
19881 (is_escape_site): A ref-all pointer conversion is not an escape site.
19882 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
19883 PTR_IS_REF_ALL pointers special.
19884 * tree-ssa-structalias.h (struct alias_info): Remove
19885 ref_all_symbol_mem_tag field.
19886 (PTR_IS_REF_ALL): Remove.
19888 2008-04-29 Richard Guenther <rguenther@suse.de>
19890 PR middle-end/36077
19891 * fold-const.c (extract_muldiv_1): In combining division constants
19892 make sure to never overflow.
19894 2008-04-29 Nick Clifton <nickc@redhat.com>
19896 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
19898 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19901 * optc-gen.awk: Work around HP-UX/IA awk bug.
19903 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
19905 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
19908 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19911 * config/i386/i386.md
19912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
19913 Change operand 1 predicate to nonimmediate_operand.
19915 2008-04-28 Jakub Jelinek <jakub@redhat.com>
19918 * dwarf2out.c (struct die_struct): Mark as chain_circular through
19920 * gengtype.c (walk_type, write_func_for_structure): Handle
19922 * doc/gty.texi: Document chain_circular.
19924 2008-04-28 Richard Guenther <rguenther@suse.de>
19926 PR tree-optimization/36066
19927 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
19930 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19933 * config/i386/i386.md
19934 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
19935 Use match_scratch instead of match_operand for operands 3 and 4.
19937 2008-04-27 Richard Guenther <rguenther@suse.de>
19939 PR tree-optimization/18754
19940 PR tree-optimization/34223
19941 * tree-pass.h (pass_complete_unrolli): Declare.
19942 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19943 loop size before and after unconditionally of UL_NO_GROWTH in effect.
19944 Rewrite loop into loop closed SSA form if it is not already.
19945 (tree_unroll_loops_completely): Re-structure to iterate over
19946 innermost loops with intermediate CFG cleanups.
19947 Unroll outermost loops only if requested or the code does not grow
19949 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
19950 loops are available.
19951 (tree_vectorize): Instead do so here.
19952 (tree_complete_unroll): Also unroll outermost loops.
19953 (tree_complete_unroll_inner): New function.
19954 (gate_tree_complete_unroll_inner): Likewise.
19955 (pass_complete_unrolli): New pass.
19956 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
19957 uses outside of the loop.
19958 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
19959 form if it is available.
19960 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
19961 * passes.c (init_optimization_passes): Schedule complete inner
19962 loop unrolling pass before the first CCP pass after final inlining.
19964 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
19966 * targhooks.h (default_emutls_var_fields,
19967 default_emutls_var_init): Declare.
19968 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
19969 * target.h (struct gcc_target): Add struct emutls member.
19970 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
19971 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
19972 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
19973 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
19974 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
19975 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
19976 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
19977 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
19978 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
19979 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
19980 emit debug information.
19981 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
19982 * varasm.c: Include targhooks.h.
19983 (emutls_object_section, emutls_tmpl_section): New.
19984 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
19985 (EMUTLS_SEPARATOR): New.
19986 (prefix_name): New.
19987 (get_emutls_object_name): New.
19988 (default_emutls_var_fields): New, broken out of ...
19989 (get_emutls_object_type): ... here. Adjust to use target hooks.
19990 (get_emutls_init_templ_addr): Adjust to use target hooks.
19991 (emutls_decl): Adjust to use target hooks.
19992 (emutls_finish): Likewise.
19993 (default_emutls_var_init): New, broken out of ...
19994 (assemble_variable): ... here. Adjust to use target hooks.
19995 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
19996 SECCAT_EMUTLS_TMPL.
19997 * c-common.c (handle_section_attribute): Prevent overriding
19998 sections for emulated tls with special sections.
19999 * config/i386/i386.c (x86_64_elf_select_section): Add
20000 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20001 (x86_64_elf_unique_section): Likewise.
20002 * config/vxworks.c: Include tree.h.
20003 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20004 (vxworks_override_options): Set TLS scheme.
20005 * doc/tm.texi (Emulated TLS): New node.
20007 2008-04-26 Simon Baldwin <simonb@google.com>
20010 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20011 with propagated string constants.
20013 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20015 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20016 constraint for operand 2 when operand 0 is memory operand.
20017 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20018 operand 0 is memory operand.
20019 (fix_trunc<mode>_i387_with_temp): Ditto.
20020 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20021 operand 2 when operand 1 is memory operand.
20022 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20023 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20024 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20025 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20026 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20027 operands 2,3 and 4 when operand 1 is memory operand.
20028 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20030 (fistdi2_floor_with_temp): Ditto.
20031 (fist<mode>2_floor_with_temp): Ditto.
20032 (fistdi2_ceil_with_temp): Ditto.
20033 (fist<mode>2_ceil_with_temp): Ditto.
20034 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20036 2008-04-26 David Daney <ddaney@avtrex.com>
20038 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20040 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20041 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20042 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20043 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20044 (compare_and_swap_12): New insn.
20045 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20046 * config/mips/mips.c (mips_force_binary): New function.
20047 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20048 (mips_expand_compare_and_swap_12): New function.
20049 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20051 2008-04-25 Jan Hubicka <jh@suse.cz>
20054 * cfgexpand.c (pass_expand): Turn into RTL pass.
20055 * passes.c (execute_one_pass): Do pass typechecking after execution.
20056 * tree-pass.h (pass_expand): Turn into RTL pass.
20058 * function.h (struct rtl_data): Move here fields
20059 accesses_prior_frames, calls_eh_return, saves_all_registers,
20060 has_nonlocal_goto, has_asm_statement, is_thunk,
20061 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20062 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20063 arg_pointer_save_area_init from struct function; turn into bool.
20064 (struct function): Move
20065 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20066 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20067 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20068 tail_call_emit, arg_pointer_save_area_init
20069 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20070 (current_function_returns_struct, current_function_returns_pcc_struct,
20071 current_function_calls_setjmp, current_function_calls_alloca,
20072 current_function_accesses_prior_frames,
20073 current_function_calls_eh_return, current_function_is_thunk,
20074 current_function_stdarg, current_function_profile,
20075 current_function_limit_stack, current_function_uses_pic_offset_table,
20076 current_function_uses_const_pool, current_function_has_nonlocal_label,
20077 current_function_saves_all_registers,
20078 current_function_has_nonlocal_goto,
20079 current_function_has_asm_statement): Remove accesor macros.
20080 * ra-conflict.c (global_conflicts): Update.
20081 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20082 (suitable_for_tail_call_opt_p): Update.
20083 * builtins.c (expand_builtin_return_addr): Update.
20084 (expand_builtin_setjmp_setup): Update.
20085 (expand_builtin_nonlocal_goto): Update.
20086 * final.c (final_start_function): Update.
20087 (profile_function): Update.
20088 (leaf_function_p): Update.
20089 (only_leaf_regs_used): Update.
20090 * df-scan.c (df_get_exit_block_use_set): Update.
20091 * dojump.c (clear_pending_stack_adjust): Update.
20092 * tree-stdarg.c (gate_optimize_stdarg): Update.
20093 * gimple-low.c (lower_function_body): Update.
20094 * global.c (compute_regsets): Update.
20095 (global_alloc): Update.
20096 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20097 * expr.c (expand_assignment): Update.
20098 * dse.c (dse_step0): Update.
20099 (dse_step1): Update.
20100 * c-decl.c (store_parm_decls): Update.
20101 * local-alloc.c (combine_regs): Update.
20102 (find_free_reg): Update.
20103 * function.c (assign_parms_augmented_arg_list): Update.
20104 (assign_parm_find_data_types): Update.
20105 (assign_parms): Update.
20106 (allocate_struct_function): Update.
20107 (expand_function_start): Update.
20108 (expand_function_end): Update.
20109 (get_arg_pointer_save_area): Update.
20110 (thread_prologue_and_epilogue_insns): Update.
20111 (rest_of_match_asm_constraints): Update.
20112 * stor-layout.c (variable_size): Update.
20113 * gcse.c (gcse_main): Update.
20114 (bypass_jumps): Update.
20115 * gimplify.c (gimplify_function_tree): Update.
20116 * calls.c (emit_call_1): Update.
20117 (expand_call): Update.
20118 * bt-load.c (compute_defs_uses_and_gen): Update.
20119 * except.c (sjlj_assign_call_site_values): Update.
20120 (sjlj_emit_function_enter): Update.
20121 (can_throw_external): Update.
20122 (set_nothrow_function_flags): Update.
20123 (expand_builtin_unwind_init): Update.
20124 (expand_eh_return): Update.
20125 (convert_to_eh_region_ranges): Update.
20126 (output_function_exception_table): Update.
20127 * emit-rtl.c (gen_tmp_stack_mem): Update.
20128 * cfgexpand.c (expand_used_vars): Update.
20129 (tree_expand_cfg): Update.
20130 * cfgcleanup.c (rest_of_handle_jump): Update.
20131 * explow.c (allocate_dynamic_stack_space): Update.
20132 * varasm.c (assemble_start_function): Update.
20133 (force_const_mem): Update.
20134 (mark_constant_pool): Update.
20135 * tree-optimize.c (tree_rest_of_compilation): Update.
20136 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20137 * tree-cfg.c (notice_special_calls): Update.
20138 (is_ctrl_altering_stmt): Update.
20139 (tree_can_make_abnormal_goto): Update.
20140 (tree_purge_dead_abnormal_call_edges): Update.
20141 * config/alpha/predicates.md: Update.
20142 * config/alpha/alpha.c (alpha_sa_mask): Update.
20143 (alpha_sa_size): Update.
20144 (alpha_does_function_need_gp): Update.
20145 (alpha_expand_prologue): Update.
20146 (alpha_start_function): Update.
20147 (alpha_output_function_end_prologue): Update.
20148 (alpha_expand_epilogue): Update.
20149 * config/frv/frv.c (frv_stack_info): Update.
20150 (frv_expand_epilogue): Update.
20151 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20152 (s390_register_info): Update.
20153 (s390_frame_info): Update.
20154 (s390_init_frame_layout): Update.
20155 (s390_can_eliminate): Update.
20156 (save_gprs): Update.
20157 * config/spu/spu.c (spu_split_immediate): Update.
20158 (need_to_save_reg): Update.
20159 (spu_expand_prologue): Update.
20160 (spu_expand_epilogue): Update.
20161 * config/sparc/sparc.md: Update.
20162 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20163 (sparc_tls_got): Update.
20164 (legitimize_pic_address): Update.
20165 (sparc_emit_call_insn): Update.
20166 (sparc_expand_prologue): Update.
20167 (output_return): Update.
20168 (print_operand): Update.
20169 (sparc_function_ok_for_sibcall): Update.
20170 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20171 * config/m32r/m32r.md: Update.
20172 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20173 (m32r_compute_frame_size): Update.
20174 (m32r_expand_prologue): Update.
20175 (m32r_expand_epilogue): Update.
20176 (m32r_legitimize_pic_address): Update.
20177 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20178 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20179 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20180 (gen_push): Update.
20181 (ix86_save_reg): Update.
20182 (ix86_compute_frame_layout): Update.
20183 (ix86_expand_prologue): Update.
20184 (ix86_expand_epilogue): Update.
20185 * config/sh/sh.c (output_stack_adjust): Update.
20186 (calc_live_regs): Update.
20187 (sh5_schedule_saves): Update.
20188 (sh_expand_prologue): Update.
20189 (sh_expand_epilogue): Update.
20190 (sh_setup_incoming_varargs): Update.
20191 (sh_allocate_initial_value): Update.
20192 (sh_get_pr_initial_val): Update.
20193 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20194 * config/sh/sh.md (label:): Update.
20195 * config/avr/avr.c (out_movhi_mr_r): Update.
20196 * config/crx/crx.h (enum): Update.
20197 * config/xtensa/xtensa.h (along): Update.
20198 * config/stormy16/stormy16.c Update.
20199 (xstormy16_compute_stack_layout): Update.
20200 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20201 (fr30_expand_prologue): Update.
20202 * config/cris/cris.c (cris_conditional_register_usage): Update.
20203 (cris_reg_saved_in_regsave_area): Update.
20204 (cris_initial_frame_pointer_offset): Update.
20205 (cris_simple_epilogue): Update.
20206 (cris_expand_prologue): Update.
20207 (cris_expand_epilogue): Update.
20208 (cris_expand_pic_call_address): Update.
20209 (cris_asm_output_symbol_ref): Update.
20210 (cris_asm_output_label_ref): Update.
20211 * config/cris/cris.md Update.
20212 * config/iq2000/iq2000.c (compute_frame_size): Update.
20213 (iq2000_expand_epilogue): Update.
20214 * config/mt/mt.h (save_direction): Update.
20215 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20216 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20217 (ia64_secondary_reload_class): Update.
20218 * config/m68k/m68k.c (m68k_save_reg): Update.
20219 (m68k_expand_prologue): Update.
20220 (m68k_expand_epilogue): Update.
20221 (legitimize_pic_address): Update.
20222 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20223 (first_reg_to_save): Update.
20224 (first_altivec_reg_to_save): Update.
20225 (compute_vrsave_mask): Update.
20226 (compute_save_world_info): Update.
20227 (rs6000_stack_info): Update.
20228 (spe_func_has_64bit_regs_p): Update.
20229 (rs6000_ra_ever_killed): Update.
20230 (rs6000_emit_eh_reg_restore): Update.
20231 (rs6000_emit_allocate_stack): Update.
20232 (rs6000_emit_prologue): Update.
20233 (rs6000_emit_epilogue): Update.
20234 (rs6000_output_function_epilogue): Update.
20235 (output_profile_hook): Update.
20236 (rs6000_elf_declare_function_name): Update.
20237 * config/rs6000/rs6000.h (rs6000_args): Update.
20238 * config/rs6000/rs6000.md: Update.
20239 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20240 * config/arc/arc.c (arc_output_function_epilogue): Update.
20241 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20242 * config/darwin.c (machopic_function_base_name): Update.
20243 * config/score/score3.c (score3_compute_frame_size): Update.
20246 (score3_epilogue): Update.
20247 * config/score/score7.c (score7_compute_frame_size): Update.
20248 (score7_prologue): Update.
20249 (score7_epilogue): Update.
20250 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20251 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20252 * config/arm/arm.c (use_return_insn): Update.
20253 (require_pic_register): Update.
20254 (arm_load_pic_register): Update.
20255 (arm_compute_save_reg0_reg12_mask): Update.
20256 (arm_compute_save_reg_mask): Update.
20257 (thumb1_compute_save_reg_mask): Update.
20258 (output_return_instruction): Update.
20259 (arm_output_function_prologue): Update.
20260 (arm_output_epilogue): Update.
20261 (arm_get_frame_offsets): Update.
20262 (arm_expand_prologue): Update.
20263 (thumb_pushpop): Update.
20264 (thumb_exit): Update.
20265 (thumb1_expand_prologue): Update.
20266 (thumb1_expand_epilogue): Update.
20267 (arm_unwind_emit): Update.
20268 (arm_output_fn_unwind): Update.
20269 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20270 * config/arm/arm.md: Update.
20271 * config/pa/pa.md: Update.
20272 * config/pa/pa.c (legitimize_pic_address): Update.
20273 (compute_frame_size): Update.
20274 (hppa_expand_prologue): Update.
20275 (hppa_expand_epilogue): Update.
20276 (borx_reg_operand): Update.
20277 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20278 (HARD_REGNO_RENAME_OK): Update.
20279 * config/mips/mips.c (mips_global_pointer): Update.
20280 (mips_save_reg_p): Update.
20281 (mips_compute_frame_info): Update.
20282 (mips_frame_pointer_required): Update.
20283 (mips_expand_prologue): Update.
20284 (mips_expand_epilogue): Update.
20285 (mips_can_use_return_insn): Update.
20286 (mips_reorg_process_insns): Update.
20287 * config/v850/v850.c (compute_register_save_size): Update.
20288 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20289 * config/mmix/mmix.c (along): Update.
20290 (mmix_expand_epilogue): Update.
20291 * config/bfin/bfin.c (legitimize_pic_address): Update.
20292 (must_save_p): Update.
20293 (stack_frame_needed_p): Update.
20294 (add_to_reg): Update.
20295 (bfin_expand_prologue): Update.
20296 * stmt.c (expand_asm_operands): Update.
20297 * reload1.c (reload): Update.
20298 (init_elim_table): Update.
20300 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20302 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20304 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20306 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20307 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20308 (mov<mode>): Removed.
20309 (*movv4sf_internal): Likewise.
20310 (*movv2df_internal): Likewise.
20312 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20314 * config.gcc (crx-*-elf): Remove deprecation.
20316 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20318 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20319 __gcc_deregister_frame with atexit.
20320 (deregister_frame_dtor): Remove.
20322 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20323 Nathan Sidwell <nathan@codesourcery.com>
20325 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20327 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20328 (rs6000_isel): Likewise.
20329 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20330 (rs6000_isel): New variable.
20331 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20333 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20336 * c-common.c (handle_vector_size_attribute): Call
20337 lang_hooks.types.reconstruct_complex_type instead of
20338 reconstruct_complex_type.
20339 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20340 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20341 * langhooks.h (struct lang_hooks_for_types): Add
20342 reconstruct_complex_type hook.
20343 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20344 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20346 2008-04-24 Richard Guenther <rguenther@suse.de>
20348 * c-common.h (check_builtin_function_arguments): Declare.
20349 * c-common.c (validate_nargs): New function.
20350 (check_builtin_function_arguments): Likewise.
20351 * c-typeck.c (build_function_call): Call
20352 check_builtin_function_arguments.
20353 * builtins.c (fold_builtin_classify): Remove error reporting code.
20354 (fold_builtin_unordered_cmp): Likewise.
20355 (fold_builtin_1): Likewise.
20356 (fold_builtin_n): Likewise.
20358 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20360 PR tree-optimization/36008
20361 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20362 the original op1, rather than delta by step.
20364 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20365 Sebastian Pop <sebastian.pop@amd.com>
20367 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20368 eliminate_local_variables_stmt, eliminate_local_variables,
20369 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20370 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20371 of code delimited by two edges in the CFG.
20372 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20373 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20374 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20375 the case of parallelisation of reductions.
20376 (expr_invariant_in_region_p): New.
20378 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20379 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20381 2008-04-24 Ira Rosen <irar@il.ibm.com>
20382 Richard Guenther <rguenther@suse.de>
20384 PR tree-optimization/36034
20385 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20386 incapable of dealing with loads with gaps.
20388 2008-04-24 Rafael Espíndola <espindola@google.com>
20390 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20391 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20392 vrp_evaluate_conditional.
20393 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20394 (vrp_evaluate_conditional): Split the cond argument.
20395 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20396 (simplify_stmt_for_jump_threading): Update call to
20397 vrp_evaluate_conditional.
20399 2008-04-24 Ira Rosen <irar@il.ibm.com>
20401 PR tree-optimization/35982
20402 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20403 interleaved data-refs are of the same type.
20405 2008-04-24 Danny Smith <dannysmith@users.net>
20407 * c-format.c (check_format_info_main): Use strncmp rather than a
20408 magic prefix to handle multichar length specs.
20409 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20410 Don't prefix "I64" and "I32" with '\0'.
20412 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20415 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20416 in registers for -m32 only if stdarg_p (fntype).
20418 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20420 PR rtl-optimization/36006
20421 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20422 temp to op0 in order to avoid invalid rtx sharing.
20424 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20426 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20427 check TREE_INVARIANT.
20428 * tree-gimple.c (is_gimple_address): New.
20429 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20430 * tree-gimple.h (is_gimple_address): New.
20431 * tree.h (decl_address_invariant_p): New.
20432 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20433 (build_string): Likewise.
20434 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20435 (tree_invariant_p_1): Likewise.
20436 (save_expr): Use it.
20437 (tree_invariant_p): New.
20438 (skip_simple_arithmetic): Use it.
20439 (stabilize_reference_1): Use it.
20440 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20442 (build1_stat): Drop code to compute TREE_INVARIANT.
20443 (build2_stat): Drop code to compute TREE_INVARIANT.
20444 (build3_stat): Drop code to compute TREE_INVARIANT.
20445 (build4_stat): Drop code to compute TREE_INVARIANT.
20446 (build5_stat): Drop code to compute TREE_INVARIANT.
20447 (build7_stat): Drop code to compute TREE_INVARIANT.
20448 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20449 * tree.h (struct tree_base): Remove invariant_flag.
20450 (TREE_INVARIANT): Remove.
20451 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20452 (fold_builtin_expect): Check TREE_CONSTANT.
20453 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20454 * c-tree.h (c_expr_to_decl): Drop third parameter.
20455 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20456 (build_c_cast): Don't set TREE_INVARIANT.
20457 (pop_init_level): Don't set TREE_INVARIANT.
20458 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20459 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20461 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20462 (gimplify_addr_expr): Adjust comment.
20463 * tree-mudflap.c (mf_build_string):
20464 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20465 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20466 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20467 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20468 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20469 * langhooks.h (struct lang_hooks): Drop third parameter from
20472 2008-04-23 Richard Guenther <rguenther@suse.de>
20474 PR tree-optimization/27799
20475 PR tree-optimization/32921
20476 PR tree-optimization/32624
20477 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20478 SMTs aliases and the tag itself into the solution.
20479 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20480 merge the points-to solution back into the SMT aliases.
20481 (may_alias_p): Use alias_set_subset_of instead of
20482 aliases_conflict_p. A pointer which points to
20483 memory with alias set zero may access any variable.
20485 2008-04-23 Richard Guenther <rguenther@suse.de>
20487 * alias.c (alias_set_subset_of): Correctly handle asking
20488 if zero is a subset of an alias set with zero child.
20489 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20490 (compute_flow_insensitive_aliasing): Correctly walk all
20491 pointers. Do not unnecessarily union sets.
20493 2008-04-23 Richard Guenther <rguenther@suse.de>
20495 PR middle-end/36021
20496 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20498 2008-04-22 Tomas Bily <tbily@suse.cz>
20500 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20502 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20504 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20505 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20506 * tree-inline.c (estimate_num_insns_1): Likewise.
20507 * varasm.c (const_hash_1, compare_constant, copy_constant)
20508 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20509 * emit-rtl.c (component_ref_for_mem_expr)
20510 (set_mem_attributes_minus_bitpos): Likewise.
20511 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20512 (is_aligning_offset): Likewise.
20513 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20514 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20515 * dojump.c (do_jump): Likewise.
20516 * builtins.c (get_pointer_alignment, get_memory_rtx)
20517 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20518 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20520 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20522 PR rtl-optimization/36017
20523 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20524 expanding the library call.
20526 2008-04-22 Ian Lance Taylor <iant@google.com>
20528 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20529 than size_in_bytes.
20531 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20533 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20534 of LR/CTR moves for Power6.
20536 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20538 PR middle-end/36003
20539 * passes.c (init_optimization_passes): Remove
20540 pass_fast_rtl_byte_dce.
20542 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20545 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20546 builtin functions to generate faster code.
20547 (_mm_cvtpu16_ps): Ditto.
20548 (_mm_cvtpi32x2_ps): Ditto.
20550 2008-04-22 Nick Clifton <nickc@redhat.com>
20552 * common.opt (ftree-loop-distribution): Add Optimization
20555 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20556 (frv_expand_builtin_va_start): Likewise.
20558 * config/arm/arm.c (thumb_find_work_register): Fix location of
20559 argument register count.
20561 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20563 Support scheduling for ColdFire V1 and V3 microarchitecture.
20564 Improve scheduling of multiplication instructions.
20566 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20567 (mac): New instruction attribute.
20568 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20569 (m68k_sched_mac): New variable.
20570 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20571 Handle cfv1 and cfv3.
20572 (max_insn_size): New static variable.
20573 (struct _sched_ib): New type.
20574 (sched_ib): New static variable.
20575 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20576 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20577 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20579 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20580 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20581 new variables. Update.
20582 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20583 Add modeling of cfv3 instruction buffer. Update.
20584 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20585 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20586 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20587 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20588 a particular reservation applies to.
20589 (type2): Reorganize attribute values. Rename alu to alu_reg,
20590 alu_l to alu, move_l to omove. Join move to alu. Split mul
20591 to mul_l and mul_w.
20592 (cf_ib_*): Simplify description of instruction buffer.
20593 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20594 (cf_mem): Split into cf_mem1 and cf_mem2.
20595 (cf_v2_move_??): Rename to cfv12_alu_??.
20596 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20597 (cf_v2_mul_??): Remove reservations.
20598 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20599 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20600 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20602 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20603 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20604 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20605 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20606 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20607 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20608 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20609 expansions of the above reservations for instructions of sizes
20612 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20614 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20616 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20618 * coverage.c: Include tree-pass.h.
20619 (coverage_counter_alloc): Print da_file_name to the dump file.
20621 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20623 * sbitmap.c (sbitmap_range_empty_p): New function.
20624 * sbitmap.h (sbitmap_range_empty_p): New function.
20625 * bitmap.h: Now includes obstack.h.
20627 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20628 Kenneth Zadeck <zadeck@naturalbridge.com>
20630 * dbgcnt.def (ra_byte_scan): Added.
20631 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20632 when the last hit happens for a counter.
20633 * timevar.def (TV_DF_BYTE_LR): New variable.
20634 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20635 * passes.c (pass_fast_rtl_byte_dce): New pass.
20636 * fwprop.c (update_df): Added mode to call df_ref_create.
20637 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20638 DF_REF_EXTRACT_OFFSET.
20639 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20640 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20642 (df_ref_extract): Added mode field.
20643 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20644 DF_REF_EXTRACT_OFFSET.
20645 (DF_REF_EXTRACT_MODE): New macro.
20646 (df_byte_lr_bb_info): New structure.
20647 (df_print_byte_regset, df_compute_accessed_bytes,
20648 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20649 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20650 df_byte_lr_simulate_uses,
20651 df_byte_lr_simulate_artificial_refs_at_top,
20652 df_byte_lr_simulate_artificial_refs_at_end,
20653 df_compute_accessed_bytes): New function.
20654 (df_ref_create): Add parameter.
20655 (df_byte_lr_get_bb_info): New inline function.
20656 * df-scan.c (df_ref_record, df_uses_record,
20657 df_ref_create_structure): Added mode parameter.
20658 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20659 df_defs_record, df_uses_record, df_get_conditional_uses,
20660 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20661 df_entry_block_defs_collect, df_exit_block_uses_collect):
20662 Added mode parameter to calls to df_ref_record, df_uses_record,
20663 df_ref_create_structure.
20664 (df_ref_equal_p, df_ref_compare): Added test for modes.
20665 (df_ref_create_structure): Added code to set mode. Renamed
20666 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20667 DF_REF_EXTRACT_OFFSET.
20668 * df-core.c (df_print_byte_regset): New function.
20669 * df-byte-scan.c: New file.
20670 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20671 calls to BITMAP_FREE.
20672 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20673 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20674 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20675 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20676 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20677 df_byte_lr_local_compute, df_byte_lr_init,
20678 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20679 df_byte_lr_transfer_function, df_byte_lr_free,
20680 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20681 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20682 df_byte_lr_simulate_uses,
20683 df_byte_lr_simulate_artificial_refs_at_top,
20684 df_byte_lr_simulate_artificial_refs_at_end): New function.
20685 * dce.c (byte_dce_process_block): New function.
20686 (dce_process_block): au is now passed in rather than computed
20687 locally. Changed loops that look at artificial defs to not look
20688 for conditional or partial ones, because there never are any.
20689 (fast_dce): Now is able to drive byte_dce_process_block or
20690 dce_process_block depending on the kind of dce being done.
20691 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20692 (rest_of_handle_fast_byte_dce): New function.
20693 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20694 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20696 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20699 * gcc.h: Added fortran options that take arguments to
20700 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20703 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20705 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20706 scalarization if on the LHS and not a full access.
20708 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20710 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20712 2008-04-18 Rafael Espíndola <espindola@google.com>
20714 * tree-vrp.c (find_case_label_index): Fix the binary search.
20715 (find_case_label_range): New.
20716 (vrp_visit_switch_stmt): Use find_case_label_range.
20717 (simplify_switch_using_ranges): Use find_case_label_range.
20719 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
20721 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
20722 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
20724 2008-04-18 Tom Tromey <tromey@redhat.com>
20727 * doc/cpp.texi (Implementation-defined behavior): Mention
20730 2008-04-18 Ian Lance Taylor <iant@google.com>
20732 * fold-const.c (pointer_may_wrap_p): New static function.
20733 (fold_comparison): Add another test for pointer overflow. Use
20734 pointer_may_wrap_p to disable some false positives.
20736 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
20738 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
20739 (fname_as_string): Match updated cpp_interpret_string prototype.
20740 (fix_string_type): Support char16_t* and char32_t*.
20741 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
20742 derivative) nodes. Register as builtin if C++0x.
20743 (c_parse_error): Support CPP_CHAR{16,32}.
20744 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
20745 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
20746 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
20747 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
20748 CTI_CHAR32_ARRAY_TYPE>: New elements.
20749 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
20750 char32_type_node, signed_char32_type_node, char16_array_type_node,
20751 char32_array_type_node): New defines.
20752 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
20753 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
20754 (lex_string): Support CPP_STRING{16,32}, match updated
20755 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
20756 (lex_charconst): Support CPP_CHAR{16,32}.
20757 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
20758 and CPP_STRING{16,32}.
20760 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
20763 * aclocal.m4: Regenerate.
20764 * configure: Regenerate.
20766 2008-04-18 Jan Hubicka <jh@suse.cz>
20768 * except.c (dw2_size_of_call_site_table,
20769 sjlj_size_of_call_site_table): Use vector API for call_site_record.
20771 * cgraphbuild.c (build_cgraph_edges): Update.
20772 * tree-pass.h: Update comment.
20773 * final.c (leaf_function_p): Update.
20774 (leaf_renumber_regs): Update.
20775 (rest_of_clean_state): Update.
20776 * omp-low.c (expand_omp_parallel): Update.
20777 * ipa-reference.c (analyze_function): Update.
20778 * reorg.c (find_end_label): Update.
20779 (optimize_skip): Update.
20780 (fill_simple_delay_slots): Update.
20781 (fill_simple_delay_slots): Update.
20782 (make_return_insns): Update.
20783 (dbr_schedule): Update.
20784 * gimple-low.c (record_vars_into): Update.
20785 * cfgbuild.c (make_edges): Update.
20786 * function.c (assign_stack_local): Update.
20787 (assign_parm_adjust_stack_rtl): Update.
20788 (locate_and_pad_parm): Update.
20789 (allocate_struct_function): Do not initialize stack_alignment_needed
20790 and preferred_stack_boundary here.
20791 (stack_protect_prologue): Update.
20792 (stack_protect_epilogue): Update.
20793 (expand_function_start): Initialize stack_alignment_needed,
20794 preferred_stack_boundary and max_jumptable_ents.
20795 (expand_function_end): Update.
20796 (free_after_compilation): Do not NULLify epilogue_delay_list.
20797 * function.h (struct rtl_data): Add stack_protect_guard,
20798 stack_alignment_needed,
20799 preferred_stack_boundary, epilogue_delay_list.
20800 (struct function): Remove value_histograms, stack_alignment_needed,
20801 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
20803 unexpanded_var_list, stack_protect_guard.
20804 (current_function_epilogue_delay_list): Remove.
20805 * ipa-type-escape.c (analyze_function): Update.
20806 * gimplify.c (pop_gimplify_context): Update comment.
20807 * calls.c (expand_call): Update.
20808 (emit_library_call_value_1): Update.
20809 * except.c (set_nothrow_function_flags): Update.
20810 * cfgexpand.c (get_decl_align_unit): Update.
20811 (create_stack_guard): Update.
20812 (estimated_stack_frame_size): Update.
20813 (expand_used_vars): Update.
20814 (tree_expand_cfg): Free histogram earliers, init expansion variables.
20815 * explow.c (allocate_dynamic_stack_space): Update.
20816 * tree-ssa-live.c (remove_unused_locals): Update.
20817 * varasm.c (mark_constant_pool): Update.
20818 * tree-inline.c (remap_decls): Update.
20819 (initialize_cfun): Update.
20820 (declare_return_variable): Update.
20821 (inline_forbidden_p): Update.
20822 (expand_call_inline): Update.
20823 (declare_inline_vars): Update.
20824 (tree_function_versioning): Update.
20825 * tree-flow.h (value_histograms): New.
20826 (VALUE_HISTOGRAMS): New macro.
20827 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
20829 * tree-cfg.c (set_bb_for_stmt): Update.
20830 (replace_by_duplicate_decl): Update.
20831 (move_block_to_fn): Update.
20832 (new_label_mapper): Update.
20833 (dump_function_to_file): Update.
20834 * ipa-struct-reorg.c (build_data_structure): Update.
20835 * cfgrtl.c (print_rtl_with_bb): Update.
20836 * reload1.c (reload): Update.
20838 * config/i386/i386.c (setup_incoming_varargs_64,
20839 ix86_compute_frame_layout): Update.
20840 * config/arc/arc.c (arc_output_function_epilogue): Update.
20842 2008-04-18 Marius Strobl <marius@FreeBSD.org>
20844 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
20845 for FreeBSD as well.
20846 * gthr-posix95.h: Likewise.
20848 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
20850 PR rtl-optimization/35838
20851 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
20852 out the byte offset of the first subreg.
20854 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
20856 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
20857 to split_ti instead of three separate calls with single member arrays.
20858 (subti3 splitter): Ditto.
20859 (adddi3 splitter): Ditto with split_di.
20860 (subdi3 splitter): Ditto.
20861 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
20862 two separate calls with single member arrays. Swap match_dup
20863 operands 1 and 2 to better fit into the array.
20864 (negdi2 splitter): Ditto with split_di.
20865 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
20866 two separate calls with single member arrays. Swap match_dup operands
20867 6 and 7 to better fit into the array.
20869 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
20871 * config/i386/i386.c (sse_builtin_type): New.
20872 (bdesc_sse_args): Likewise.
20873 (bdesc_sse_3arg): Removed.
20874 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20875 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
20876 IX86_BUILTIN_ROUNDPS.
20877 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
20878 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
20879 IX86_BUILTIN_ROUNDPS.
20880 (ix86_expand_sse_4_operands_builtin): Removed.
20881 (ix86_expand_sse_operands_builtin): New.
20882 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
20883 and CODE_FOR_sse4_1_roundps.
20884 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
20885 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
20887 2008-04-17 Alan Modra <amodra@bigpond.net.au>
20890 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
20891 regs before frame pop when needed. If use_backchain_to_restore_sp
20892 then load backchain into a temp reg to restore vr and vrsave. Add
20893 code to restore vr after frame pop if possible.
20895 2008-04-17 Richard Guenther <rguenther@suse.de>
20897 * tree-vn.c (expressions_equal_p): Do not check type
20898 equality or compatibility before calling operand_equal_p.
20899 * fold-const.c (operand_equal_p): Check equivalence of
20900 integer constants before bailing out due to signedness or
20901 precision differences.
20902 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
20903 spurious differences in type qualification. Ignore types
20904 for COMPONENT_REFs at all.
20906 2008-04-17 Christian Bruel <christian.bruel@st.com>
20908 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
20909 msw_skip comparison.
20911 2008-04-16 Jakub Jelinek <jakub@redhat.com>
20914 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
20917 PR tree-optimization/35899
20918 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
20919 rather than TREE_OPERAND.
20921 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
20924 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
20925 temporary registers. Change operand predicate to general_operand.
20926 (remainderxf3): Ditto.
20928 2008-04-16 Richard Guenther <rguenther@suse.de>
20930 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
20931 * tree-affine.c (aff_combination_expand): Look through some
20934 2008-04-15 Doug Kwan <dougkwan@google.com>
20936 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
20938 * tree-pretty-print.c (dump_generic_node): Ditto.
20939 * final.c (output_addr_const): Ditto.
20940 * dwarf2out.c (output_cfi): Ditto.
20941 * c-pretty-print.c (pp_c_integer_constant): Ditto.
20942 * print-rtl.c (print_rtx): Ditto.
20943 * print-tree.c (print_node_brief, print_node): Ditto.
20944 * c-common.c (match_case_to_enum_1): Ditto.
20945 * sched-vis.c (print_value): Ditto.
20946 * config/i386/i386.c (print_operand): Cast to long unsigned int
20949 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
20950 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
20951 MS Windows VirtualProtect function.
20953 2008-04-15 Jan Hubicka <jh@suse.cz>
20955 * gengtype.c (write_root): Param_is argument is OK.
20956 * expr.c (expand_expr_real_1): Update call of get_exception_*.
20957 * function.h: Include varray.h
20958 (rtl_eh): New stucture based on except.c one.
20959 (call_site_record): New forward declaration and vector type.
20960 * calls.c (emit_call_1): Do not call
20961 note_current_region_may_contain_throw.
20962 * except.c (eh_status): Remove cur_region, try_region since they are
20964 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
20965 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
20966 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
20967 Remove call_site_data_used, call_site_data_size.
20968 Turn call_site_record into vector in function.h.
20969 (note_current_region_may_contain_throw): Remove.
20970 (get_exception_pointer, get_exception_filter): Do not take struct
20971 function argument; update.
20972 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
20973 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
20974 build_post_landing_pads, dw2_build_landing_pads,
20975 sjlj_assign_call_site_values, sjlj_mark_call_sites,
20976 sjlj_emit_function_enter, sjlj_emit_function_enter,
20977 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
20978 sjlj_build_landing_pads, finish_eh_generation,
20979 remove_exception_handler_label, remove_eh_handler,
20980 maybe_remove_eh_handler, add_reachable_handler,
20981 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
20982 add_action_record, collect_one_action_chain, add_call_site,
20983 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
20984 sjlj_output_call_site_table, output_function_exception_table,
20985 * except.h (note_current_region_may_contain_throw): Remove
20986 (get_exception_pointer, get_exception_filter): Do not take struct
20988 * Makefile.in (GTFILES): Put varargs before struct function.
20990 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20992 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
20993 punt for STRING_CST.
20994 (get_constraint_for): Deal with STRING_CST here instead.
20996 2008-04-15 Richard Guenther <rguenther@suse.de>
20998 * tree-ssa-propagate.c (substitute_and_fold): Substitute
20999 statements in a basic-block with a backward walk. Do not
21000 substitute into dead statements but instead remove those.
21002 2008-04-15 Richard Guenther <rguenther@suse.de>
21004 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21005 to zero, thus disable creation of SFTs.
21007 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21009 * tree-predcom.c (suitable_reference_p): Return false if the
21010 reference can throw.
21012 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21015 * c-decl.c (finish_decl): If extern or static var has variable
21016 size, set TREE_TYPE (decl) to error_mark_node.
21018 2008-04-15 Rafael Espíndola <espindola@google.com>
21020 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21023 2008-04-15 Richard Guenther <rguenther@suse.de>
21025 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21026 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21027 (visit_reference_op_load): Do walk vuse-vdef chains on
21028 vn_reference_lookup.
21029 (visit_reference_op_store): But do not here.
21030 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21031 vn_reference_lookup.
21032 (vn_lookup_with_vuses): But do so here.
21034 2008-04-14 Ian Lance Taylor <iant@google.com>
21036 * fold-const.c (fold_overflow_warning): Remove assertion.
21038 2008-04-15 Ben Elliston <bje@au.ibm.com>
21040 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21041 temp1 local variables.
21043 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21046 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21047 ".text.unlikely" section as executable.
21049 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21051 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21052 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21053 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21054 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21055 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21056 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21057 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21059 2008-04-14 Ian Lance Taylor <iant@google.com>
21061 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21062 * fold-const.c (fold_comparison): If appropriate, test
21063 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21064 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21065 reassociating a pointer type.
21066 * doc/invoke.texi (Optimize Options): Document that
21067 -fstrict-overflow applies to pointer wraparound.
21069 2008-04-13 Jan Hubicka <jh@suse.cz>
21071 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21073 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21075 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21076 we are going to "save the world".
21078 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21080 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21081 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21082 operand 0 constraint, not "=".
21084 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21086 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21088 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21090 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21091 of size of positions_needed * CHAR_BIT.
21093 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21095 PR middle-end/35897
21096 * dse.c (store_info): Change positions_needed to unsigned
21098 (lowpart_bitmask): New.
21099 (record_store): Cast to unsigned HOST_WIDE_INT for
21100 positions_needed. Assert width <= size of positions_needed *
21101 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21102 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21103 lowpart_bitmask to set mask.
21105 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21107 * config/bfin/constraints.md: New file.
21108 * config/bfin/bfin.md: Include it.
21109 (adddi3): Use satisfies_constraint functions instead of the old macros.
21110 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21111 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21112 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21113 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21114 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21115 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21116 EXTRA_CONSTRAINT): Delete.
21117 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21118 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21120 * config/bfin/bfin.c: Include "tm-constrs.h".
21121 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21122 Use satisfies_constraint functions instead of the old macros.
21123 * doc/md.texi (Blackfin Constraints): Update file name reference.
21125 2008-04-11 Richard Guenther <rguenther@suse.de>
21127 PR tree-optimization/35869
21128 * tree-vrp.c (execute_vrp): Move switch statement update after
21129 jump threading. Schedule another cfg cleanup run.
21131 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21134 * attribs.c (decl_attributes): Return early on errorneous node.
21136 2008-04-10 Oleg Ryjkov <olegr@google.com>
21138 * tree.h (struct tree_base): Added a new flag default_def_flag.
21139 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21141 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21143 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21145 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21148 * pa.md: Define mode iterator P. Define mode attribute dwc.
21149 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21150 (icacheflush): Likewise.
21151 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21152 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21154 2008-04-11 Ben Elliston <bje@au.ibm.com>
21156 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21158 2008-04-10 Rafael Espíndola <espindola@google.com>
21160 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21161 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21162 (extract_range_from_expr): The same.
21164 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21166 * config/mips/mips.md (GPR2): New mode iterator.
21167 (seq): Add comment.
21168 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21169 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21170 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21171 Rewrite these to take two modes, the mode of comparison and the
21172 mode of the destination.
21173 * config/mips/mips.c (mips_expand_scc): Instead of having
21174 paradoxical subreg as destination, expand "narrowing" scc if mode
21175 of comparison is SI and target is requested in DI mode.
21176 (mips_emit_int_order_test): Update comment. Make mode of
21177 comparison match CMP0 rather than TARGET. When creating inverse
21178 target use mode of TARGET.
21180 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21182 * gcov-dump.c (tag_summary): Only print summaries for the first
21183 GCOV_COUNTERS_SUMMABLE counters.
21185 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21187 * config/i386/i386.md (absneg): New code iterator.
21188 (absnegprefix): New code attribute.
21189 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21190 patterns using absneg code iterator.
21191 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21192 using absneg code iterator.
21193 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21194 *neg<mode>2 patterns using absneg code iterator.
21195 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21196 *negextendsfdf2 patterns using absneg code iterator.
21197 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21198 *negextendsfxf2 patterns using absneg code iterator.
21199 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21200 *negextendsfdf2 patterns using absneg code iterator.
21201 * config/i386/sse.md (<code><mode>2): Macroize expander from
21202 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21204 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21206 * config/s390/s390.h: Remove the remains of the recent search
21207 & replace action of current_function_outgoing_args_size.
21209 2008-04-10 Ira Rosen <irar@il.ibm.com>
21211 PR tree-optimization/35821
21212 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21213 NEW_STMT_LIST is not NULL.
21215 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21218 * toplev.c (process_options): Remove -ffunction-sections debugging
21221 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21223 PR middle-end/PR28690
21224 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21225 than gen_rtx_fmt_ee to perform more canonicalizations.
21227 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21230 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21232 2008-04-09 Richard Guenther <rguenther@suse.de>
21234 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21235 (dump_function_to_file): Dump function arguments with types.
21237 2008-04-08 Richard Guenther <rguenther@suse.de>
21239 * fold-const.c (fold_widened_comparison): Do not allow
21240 sign-changes that change the result.
21242 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21245 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21246 kinds of indirect references.
21248 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21250 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21251 GNU Fortran language string.
21253 2008-04-08 Rafael Espíndola <espindola@google.com>
21255 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21256 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21257 * tree.h (tree_call_nonnegative_warnv_p): New.
21259 2008-04-08 Jan Hubicka <jh@suse.cz>
21261 * function.c (free_after_compilation): Clear out regno_reg_rtx
21264 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21267 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21269 PR middle-end/PR28690
21270 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21271 same precedence as REG_POINTER and MEM_POINTER operands.
21273 2008-04-08 Richard Guenther <rguenther@suse.de>
21275 PR middle-end/35834
21276 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21277 for adding index to base.
21279 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21281 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21282 (MINGW_ENABLE_EXECUTE_STACK): New.
21283 (IN_LIBGCC2): For libgcc include windows.h file for
21284 function declarations.
21286 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21288 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21289 and tem2 if tem1 is not a REG or MULT.
21291 2008-04-08 Jan Hubicka <jh@suse.cz>
21293 * function.h (incomming_args): Break out of struct function.
21294 (function_subsections): Break out of struct function.
21295 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21296 return_rtx and hard_reg_initial_vals from struct function.
21297 Kill inl_max_label_num.
21298 (current_function_pops_args, current_function_args_info,
21299 current_function_args_size, current_function_args_size,
21300 current_function_pretend_args_size,
21301 current_function_outgoing_args_size,
21302 current_function_internal_arg_pointer, current_function_return_rtx):
21303 Kill compatibility accestor macros.
21304 * builtins.c (expand_builtin_apply_args_1): Update.
21305 (expand_builtin_next_arg): Update.
21306 * df-scan.c (df_get_call_refs): Update.
21307 * dbxout.c (dbxout_function_end): Update.
21308 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21309 (output_line_info): Update.
21310 (secname_for_decl): Update.
21311 (dwarf2out_var_location): Update.
21312 * function.c (free_after_compilation): Update.
21313 (assign_parm_find_stack_rtl): Update.
21314 (assign_parms): Update.
21315 (expand_dummy_function_end): Update.
21316 (expand_function_end): Update.
21317 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21318 (expand_call): Update.
21319 (emit_library_call_value_1): Update.
21320 (store_one_arg): Update.
21321 * varasm.c (initialize_cold_section_name): Update.
21322 (unlikely_text_section): Update.
21323 (unlikely_text_section_p): Update.
21324 (assemble_start_function): Update.
21325 (assemble_end_function): Update.
21326 (default_section_type_flags): Update.
21327 (switch_to_section): Update.
21328 * integrate.c (set_decl_abstract_flags): Update.
21329 (get_hard_reg_initial_val): Update.
21330 (has_hard_reg_initial_val): Update.
21331 (allocate_initial_values): Update.
21332 * resource.c (init_resource_info): Update.
21333 * config/alpha/alpha.c (NUM_ARGS): Update.
21334 (direct_return): Update.
21335 (alpha_va_start): Update.
21336 (alpha_sa_size): Update.
21337 (alpha_initial_elimination_offset): Update.
21338 (alpha_expand_prologue): Update.
21339 (alpha_start_function): Update.
21340 (alpha_expand_epilogue): Update.
21341 (unicosmk_initial_elimination_offset):
21342 * config/alpha/alpha.md (call expander): Update.
21343 * config/s390/s390.c (s390_register_info): Update.
21344 (s390_register_info): Update.
21345 (s390_frame_info): Update.
21346 (s390_initial_elimination_offset): Update.
21347 (s390_build_builtin_va_list): Update.
21348 (s390_va_start): Update.
21349 * config/spu/spu.c (direct_return): Update.
21350 (spu_expand_prologue): Update.
21351 (spu_initial_elimination_offset): Update.
21352 (spu_build_builtin_va_list): Update.
21353 (spu_va_start): Update.
21354 * config/sparc/sparc.c (sparc_init_modes): Update.
21355 (sparc_compute_frame_size): Update.
21356 (function_value): Update.
21357 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21358 * config/i386/i386.md (return expander): Update.
21359 * config/i386/i386.c (ix86_va_start): Update.
21360 (ix86_can_use_return_insn_p): Update.
21361 (ix86_compute_frame_layout): Update.
21362 (ix86_expand_epilogue): Update.
21363 * config/sh/sh.c (output_stack_adjust): Update.
21364 (calc_live_regs): Update.
21365 (sh_expand_prologue): Update.
21366 (sh_builtin_saveregs): Update.
21367 (sh_va_start): Update.
21368 (initial_elimination_offset): Update.
21369 (sh_allocate_initial_value): Update.
21370 (sh_function_ok_for_sibcall): Update.
21371 (sh_get_pr_initial_val): Update.
21372 * config/sh/sh.md (return expander): Update.
21373 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21374 * config/crx/crx.c (crx_compute_frame): UPdate.
21375 (crx_initial_elimination_offset): UPdate.
21376 * config/xtensa/xtensa.c (compute_frame_size): Update
21377 (xtensa_builtin_saveregs): Update.
21378 (xtensa_va_start): Update.
21379 (order_regs_for_local_alloc): Update.
21380 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21381 (xstormy16_expand_builtin_va_start): Update.
21382 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21383 * config/m68hc11/m68hc11.md (return expanders): Update.
21384 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21385 (expand_epilogue): Update.
21386 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21387 (cris_simple_epilogue): Update.
21388 (cris_expand_prologue): Update.
21389 (cris_expand_epilogue): Update.
21390 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21391 (compute_frame_size): Update.
21392 * config/mt/mt.c (mt_compute_frame_size): Update.
21393 * config/mn10300/mn10300.c (expand_prologue): Update.
21394 (expand_epilogue): Update.
21395 (initial_offset): Update.
21396 (mn10300_builtin_saveregs):
21397 * config/mn10300/mn10300.md (return expander): Update.
21398 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21399 (ia64_initial_elimination_offset): Update.
21400 (ia64_initial_elimination_offset): Update.
21401 (ia64_expand_prologue): Update.
21402 * config/m68k/m68k.md (return expander): Update.
21403 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21404 (rs6000_stack_info): Update.
21405 * config/mcore/mcore.c (layout_mcore_frame): Update.
21406 (mcore_expand_prolog): Update.
21407 * config/arc/arc.c (arc_compute_frame_size): Update.
21408 * config/score/score3.c (score3_compute_frame_size): Update.
21409 * config/score/score7.c (score7_compute_frame_size): Update.
21410 * config/arm/arm.c (use_return_insn): Update.
21411 (thumb_find_work_register): Update.
21412 (arm_compute_save_reg_mask): Update.
21413 (arm_output_function_prologue): Update.
21414 (arm_output_epilogue): Update.
21415 (arm_size_return_regs): Update.
21416 (arm_get_frame_offsets): Update.
21417 (arm_expand_prologue): Update.
21418 (thumb_exit): Update.
21419 (thumb_unexpanded_epilogue): Update.
21420 (thumb1_output_function_prologue): Update.
21421 * config/pa/pa.md (return expander): Update.
21422 * config/pa/pa.c (compute_frame_size): Update.
21423 (hppa_builtin_saveregs): Update.
21424 * config/mips/mips.c (mips_va_start): Update.
21425 (mips16_build_function_stub): Update.
21426 (mips_compute_frame_info): Update.
21427 (mips_restore_gp): Update.
21428 (mips_output_function_prologue): Update.
21429 (mips_expand_prologue): Update.
21430 * config/v850/v850.c (compute_frame_size): Update.
21431 (expand_prologue): * config/mmix/mmix.c (along): update.
21432 (mmix_initial_elimination_offset): update.
21433 (mmix_reorg): update.
21434 (mmix_use_simple_return): update.
21435 (mmix_expand_prologue): update.
21436 (mmix_expand_epilogue): Update.
21437 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21438 (emit_link_insn): Update.
21440 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21442 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21443 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21445 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21448 2008-04-07 Jan Hubicka <jh@suse.cz>
21450 * function.h (rtl): Rename to x_rtl.
21451 (crtl): New define.
21452 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21453 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21454 used_temp_slots avail_temp_slots, temp_slot_level,
21455 nonlocal_goto_handler_labels): Update accesstors.
21456 (rtl): New global variable.
21457 (struct function): Move some fileds to rtl_data.
21458 (get_arg_pointer_save_area): Update prototype.
21459 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21460 get_arg_pointer_save_area.
21461 * expr.c (init_expr): Update
21462 * function.c (get_frame_size): Update
21463 (assign_stack_local): Update
21464 (expand_function_end): Update.
21465 (get_art_pointer_save_area): Update
21467 * emit-rtl.c (rtl): Declare.
21468 (regno_reg_rtx): Declare.
21469 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21471 (gen_reg_rtx): Update.
21472 * varasm.c (n_deferred_constatns): Update accestor.
21473 (init_varasm_status): Do not allocate varasm_status.
21474 (force_const_mem, get_pool_size, output_constant_pool): Update.
21475 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21476 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21477 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21478 * sparc/sparc.h (INIT_EXPANDERS): Update.
21479 * ia64/ia64.h (INIT_EXPANDERS): Update.
21481 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21483 * reload.c (push_secondary_reload): Add missing break to for loop.
21485 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21487 PR middle-end/PR28690
21488 * rtlanal.c: Update copyright years.
21489 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21490 as REG_POINTER and MEM_POINTER operands.
21491 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21492 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21493 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21494 * gcse.c: Update copyright years.
21495 (pre_delete): Call gen_reg_rtx_and_attrs.
21496 (hoist_code): Likewise.
21497 (build_store_vectors): Likewise.
21498 (delete_store): Likewise.
21499 * loop-invariant.c (move_invariant_reg): Likewise.
21500 Update copyright years.
21502 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21504 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21505 control string instead of quoted.
21507 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21509 * doc/rtl.texi: Rewrite of subreg section.
21511 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21514 * config/i386/i386.c (legitimize_pic_address): Add treating
21515 of dllimport SYM_REF's.
21516 (legitimize_dllimport_symbol): Add prototype.
21518 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21520 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21521 reference in constructor with non self-referential type.
21523 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21525 Removal of Return with Depressed Stack Pointer support
21526 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21527 (ECF_SP_DEPRESSED): Likewise.
21528 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21529 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21530 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21531 (expand_call): Do not test ECF_SP_DEPRESSED.
21532 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21533 * function.c (keep_stack_depressed): Delete.
21534 (handle_epilogue_set): Likewise.
21535 (update_epilogue_consts): Likewise.
21536 (emit_equiv_load): Likewise.
21537 (thread_prologue_and_epilogue_insns): Remove support for Return with
21538 Depressed Stack Pointer.
21539 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21541 2008-04-06 Richard Guenther <rguenther@suse.de>
21543 PR tree-optimization/35400
21544 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21545 information from SSA_NAMEs.
21547 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21549 * config/avr/avr.h (avr_mega_p): Remove declaration.
21550 (AVR_MEGA): Remove macro.
21551 * config/avr/avr.c (avr_mega_p): Remove variable.
21552 (avr_override_options): Remove inicializion of avr_mega_p.
21553 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21554 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21555 (avr_jump_mode): (Ditto.).
21556 (avr_output_progmem_section_asm_op): (Ditto.).
21557 (avr_asm_init_sections): (Ditto.).
21558 (avr_asm_init_sections): (Ditto.).
21559 (avr_rtx_costs): (Ditto.).
21560 * config/avr/avr.md: (Ditto.).
21561 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21564 2008-04-06 Richard Guenther <rguenther@suse.de>
21566 PR tree-optimization/35842
21567 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21568 is_gimple_invariant_address.
21570 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21572 * gcc.c (default_compilers): Sync Fortran extensions list with
21573 that in fortran/lang-specs.h.
21574 * doc/invoke.texi: Likewise.
21575 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21576 * dwarf2out.c (gen_compile_unit_die): Likewise.
21578 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21580 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21582 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21585 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21586 attribute is used for nested functions.
21588 2008-04-05 Jan Hubicka <jh@suse.cz>
21590 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21592 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21594 (dump_files): Update.
21595 (enable_rtl_dump_file): Do not accept letter argument.
21596 * tree-pass.h (dump_file_info): Remove letter argument.
21597 * toplev.c (decode_d_option): Update -da handling.
21598 * toplev.h (enable_rtl_dump_file): Update prototype.
21599 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21600 it out based on pass type.
21601 (register_dump_files_1): Likewise.
21602 (init_optimization_passes): Update register_one_dump_file calls.
21603 (execute_one_pass): Sanity check that IPA passes are called at IPA
21604 level and RTL passes at RTL level.
21605 (execute_pass_list): IPA pass can not be after or subpass of
21607 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21608 disallov RTL subpasses of IPA subpasses.
21610 2008-04-05 Ben Elliston <bje@au.ibm.com>
21612 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21613 builtins that return exactly once and do not throw. Cache call to
21616 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21618 PR rtl-optimization/34916
21619 PR middle-end/35519
21620 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21621 between instruction pairs.
21623 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21625 * doc/invoke.texi: Document -mbitops for SH.
21626 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21627 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21628 * config/sh/sh.c (print_operand): Add %t operand code.
21629 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21630 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21631 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21632 (extendqihi2): Likewise.
21633 (movqi_i): Likewise.
21634 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21635 (extv): Use bld instruction for SH2A if possible.
21637 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21638 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21639 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21640 (bset.b, bclr.b): Define peepholes.
21641 * config/sh/sh.opt (mbitops): New option.
21643 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21646 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21647 and view convert expression.
21649 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21652 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21654 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21656 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21658 * config/i386/cpuid.h (bit_AES): New.
21659 (bit_PCLMUL): Likewise.
21661 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21662 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21663 SSE2 if AES or PCLMUL is enabled.
21664 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21665 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21666 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21667 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21668 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21669 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21670 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21671 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21672 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21673 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21674 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21675 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21676 __builtin_ia32_aeskeygenassist128 and
21677 __builtin_ia32_pclmulqdq128.
21678 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21679 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21680 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21682 * config/i386/i386.h (TARGET_AES): New.
21683 (TARGET_PCLMUL): Likewise.
21684 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21686 * config/i386/i386.md (UNSPEC_AESENC): New.
21687 (UNSPEC_AESENCLAST): Likewise.
21688 (UNSPEC_AESDEC): Likewise.
21689 (UNSPEC_AESDECLAST): Likewise.
21690 (UNSPEC_AESIMC): Likewise.
21691 (UNSPEC_AESKEYGENASSIST): Likewise.
21692 (UNSPEC_PCLMUL): Likewise.
21694 * config/i386/i386.opt (maes): New.
21695 (mpclmul): Likewise.
21697 * config/i386/sse.md (aesenc): New pattern.
21698 (aesenclast): Likewise.
21699 (aesdec): Likewise.
21700 (aesdeclast): Likewise.
21701 (aesimc): Likewise.
21702 (aeskeygenassist): Likewise.
21703 (pclmulqdq): Likewise.
21705 * config/i386/wmmintrin.h: New.
21707 * doc/extend.texi: Document AES and PCLMUL built-in function.
21709 * doc/invoke.texi: Document -maes and -mpclmul.
21711 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
21713 * function.c (free_after_parsing): Replace with
21714 cxx_push_function_context from C++ front-end.
21715 (allocate_struct_function): Don't call langhook.
21716 * langhooks.h (struct lang_hooks_for_functions): Delete.
21717 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
21719 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
21720 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
21721 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
21722 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
21723 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
21724 remove LANG_HOOKS_FUNCTION_INITIALIZER.
21725 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
21727 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
21728 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
21730 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21733 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
21736 2008-04-04 Richard Guenther <rguenther@suse.de>
21738 PR middle-end/35823
21739 * fold-const.c (optimize_minmax_comparison): Use the correct
21740 type for the constant in the simplified comparison.
21742 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
21744 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
21745 Pass L2 size as "--param l2-cache-size" to the compiler.
21746 (decode_l2_cache): New function to decode L2 cache parameters using
21747 0x8000006 extended cpuid function.
21748 (detect_caches_amd): Determine parameters of L2 cache using
21749 decode_l2_caches function.
21750 (decode_caches_intel): Decode L2 cache parameters.
21751 (detect_caches_intel): Determine L2 cache parameters using
21752 decode_caches_intel and decode_l2_caches functions.
21754 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21756 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
21757 secondary input reload for subword loads from the constant pool.
21759 2008-04-03 Janis Johnson <janis187@us.ibm.com>
21762 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
21763 constants of the appropriate size for runtime calculations.
21766 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
21767 decimal-float literal constant zero.
21769 2008-04-03 Jakub Jelinek <jakub@redhat.com>
21772 * c-parser.c (c_parser_omp_atomic): Call
21773 default_function_array_conversion on the RHS.
21775 PR middle-end/35818
21776 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
21777 call is_variable_sized if decl has incomplete type.
21779 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
21781 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
21783 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
21785 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
21787 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
21788 (sgt<u>): Merge sgt and sgtu into new expander.
21789 (sgt, sgtu): Remove expanders.
21790 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
21791 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
21792 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
21793 *sgtu_<mode>_mips16 into new pattern.
21794 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
21795 (sge<u>): Merge sge and sgeu into new expander.
21796 (sge, sgeu): Remove expanders.
21797 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
21799 (*sge_<mode>, second *sge_<mode>): Remove patterns.
21800 (slt<u>): Merge slt and sltu into new expander.
21801 (slt, sltu): Remove expanders.
21802 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
21803 (*slt_<mode>, *sltu_<mode>): Remove patterns.
21804 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
21805 *sltu_<mode>_mips16 into new pattern.
21806 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
21807 (sle<u>): Merge sle and sleu into new expander.
21808 (sle, sleu): Remove expanders.
21809 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
21810 (*sle_<mode>, *sleu_<mode>): Remove patterns.
21811 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
21812 *sleu_<mode>_mips16 into new pattern.
21813 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
21815 2008-04-03 Jan Hubicka <jh@suse.cz>
21817 PR tree-optimization/35795
21818 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
21819 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21820 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
21821 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
21822 * score/score3.c (score3_output_mi_thunk): Likewise.
21823 * score/score7.c (score7_output_mi_thunk): Likewise.
21824 * mips/mips.c (mips_output_mi_thunk): Likewise.
21826 2008-04-03 Richard Guenther <rguenther@suse.de>
21828 * tree-vrp.c (extract_range_from_unary_expr): Handle all
21829 conversions. Simplify code.
21831 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
21833 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
21835 2008-04-03 Tom Tromey <tromey@redhat.com>
21836 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21838 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21839 * config/bfin/t-bfin-linux (generated_files): Add
21840 linux-sysroot-suffix.h.
21841 * doc/install.texi (Prerequisites): Require make 3.80.
21842 * doc/sourcebuild.texi (Front End Directory): Document new
21844 * Makefile.in (generated_files): New variable.
21845 (ALL_HOST_OBJS): New variable.
21846 ($(ALL_HOST_OBJS)): New target.
21848 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21850 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
21851 (remap_block): Call id->transform_lang_insert_block instead
21853 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
21854 Set id.transform_lang_insert_block to NULL.
21855 (clone_body): Move to cp/optimize.c
21856 * tree-inline.h (struct copy_body_data): Change
21857 transform_lang_insert_block to function pointer.
21858 (copy_generic_body, copy_decl_no_change): Export.
21859 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
21860 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
21861 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
21863 * c-tree.h (insert_block): Kill.
21864 * c-decl.c (insert_block): Kill.
21866 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
21868 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21869 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21870 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
21872 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
21873 argument, call {push,pop}_function_context from here.
21874 * c-parser.c: Use c_{push,pop}_function_context.
21876 * function.c (push_function_context_to): Move meat ...
21877 (push_function_context): ... here. Simplify.
21878 * function.c (pop_function_context_from): Move meat ...
21879 (pop_function_context): ... here. Simplify.
21880 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
21882 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
21883 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
21884 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
21885 * tree.h (push_function_context_to, pop_function_context_from): Remove.
21887 2008-04-03 Ben Elliston <bje@au.ibm.com>
21889 * expmed.c (extract_force_align_mem_bit_field): Remove.
21891 2008-04-03 Richard Guenther <rguenther@suse.de>
21893 PR middle-end/35800
21894 * expr.h (try_casesi): Adjust prototype.
21895 * expr.c (try_casesi): Take fallback label as extra parameter.
21896 Use that for gen_casesi if default_label is NULL.
21897 * stmt.c (expand_case): Pass fallback label to try_casesi,
21898 make sure to fill gaps with a fallback label if default_label
21901 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
21904 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
21906 2008-04-03 Ben Elliston <bje@au.ibm.com>
21908 * expmed.c (extract_split_bit_field): Remove if (0) code.
21909 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
21910 (do_ds_constraint): Likewise.
21912 2008-04-02 Joseph Myers <joseph@codesourcery.com>
21914 * doc/cppopts.texi (-dU): Document.
21915 * c-common.h (flag_dump_macros): Update comment.
21916 * c-opts.c (handle_OPT_d): Handle -dU.
21917 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
21918 dump_queued_macros, cb_used_define, cb_used_undef): New.
21919 (init_pp_output): Handle -dU.
21920 (cb_line_change): Call dump_queued_macros.
21921 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
21923 2008-04-02 Anatoly Sokolov <aesok@post.ru>
21925 * config/avr/predicates.md (io_address_operand): New predicate.
21926 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
21927 * config/avr/avr.c (avr_io_address_p): Remove function.
21928 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
21929 'avr_io_address_p' function.
21930 (out_movhi_r_mr): (Ditto.).
21931 (out_movqi_mr_r): (Ditto.).
21932 (out_movhi_mr_r): (Ditto.).
21933 (avr_address_cost): (Ditto.).
21935 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
21937 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
21938 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
21939 in 32bit mode when XMM registers are available to avoid store
21941 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
21942 corresponding post-reload splitters.
21944 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21946 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
21947 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
21948 __builtin_ia32_roundss.
21949 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
21950 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
21951 __builtin_ia32_roundss.
21952 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
21953 IX86_BUILTIN_SHUFPD here.
21955 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
21957 * config/i386/i386.md (plogic): New.
21958 (plogicprefix): Likewise.
21960 * config/i386/mmx.md (mmx_<code><mode>3): New.
21961 (mmx_and<mode>3): Removed.
21962 (mmx_ior<mode>3): Likewise.
21963 (mmx_xor<mode>3): Likewise.
21965 * config/i386/sse.md (<code><mode>3): New.
21966 (*<code><mode>3): Likewise.
21967 (*<code><mode>3): Likewise.
21968 (<code><mode>3): Likewise.
21969 (*sse_<code><mode>3): Likewise.
21970 (*sse2_<code><mode>3): Likewise.
21971 (<code>tf3): Likewise.
21972 (*<code>tf3): Likewise.
21973 (and<mode>3): Likewise.
21974 (*and<mode>3): Likewise.
21975 (ior<mode>3): Removed.
21976 (*ior<mode>3): Likewise.
21977 (xor<mode>3): Likewise.
21978 (*xor<mode>3): Likewise.
21979 (*and<mode>3): Likewise.
21980 (*ior<mode>3): Likewise.
21981 (*xor<mode>3): Likewise.
21982 (and<mode>3): Likewise.
21983 (*sse_and<mode>3): Likewise.
21984 (*sse2_and<mode>3): Likewise.
21985 (andtf3): Likewise.
21986 (*andtf3): Likewise.
21987 (ior<mode>3): Likewise.
21988 (*sse_ior<mode>3): Likewise.
21989 (*sse2_ior<mode>3): Likewise.
21990 (iortf3): Likewise.
21991 (*iortf3): Likewise.
21992 (xor<mode>3): Likewise.
21993 (*sse_xor<mode>3): Likewise.
21994 (*sse2_xor<mode>3): Likewise.
21995 (xortf3): Likewise.
21996 (*xortf3): Likewise.
21998 2008-04-02 Richard Guenther <rguenther@suse.de>
22000 PR tree-optimization/14495
22001 PR tree-optimization/34793
22002 * tree-vrp.c (struct switch_update): New structure.
22003 (to_remove_edges, to_update_switch_stmts): New VECs.
22004 (simplify_switch_using_ranges): New function. Remove not taken
22005 case labels and edges.
22006 (simplify_stmt_using_ranges): Call it.
22007 (identify_jump_threads): Mark edges we have queued for removal
22008 so we don't thread them.
22009 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22011 * tree-cfg.c (group_case_labels): Deal with missing default label.
22012 (tree_verify_flow_info): Allow missing default label.
22013 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22014 (emit_case_nodes): Likewise.
22015 (expand_case): Do not rely on the default label to be present.
22016 * expr.c (try_casesi): Deal with NULL default_label.
22017 (do_tablejump): Likewise.
22019 2008-04-02 Richard Guenther <rguenther@suse.de>
22021 PR tree-optimization/14495
22022 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22023 SWITCH_EXPR here ...
22024 (vrp_visit_switch_stmt): ... but here (new function).
22025 (find_case_label_index): New helper function.
22026 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22028 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22030 * fwprop.c: Fix ISO-C99ism.
22032 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22035 * Makefile.in (objdir): Set it here.
22036 * configure.ac: Not here. Find dynamic linker characteristics.
22037 * exec-tool.in: Use them.
22038 * aclocal.m4: Regenerate.
22039 * configure: Regenerate.
22041 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22043 * expr.c (expand_var): Delete it.
22044 * expr.h (expand_var): Delete prototype.
22045 * function.c (expand_function_start): Use expand_decl instead.
22046 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22049 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22051 PR rtl-optimization/35542
22052 * fwprop.c (forward_propagate_and_simplify): Replace
22053 loc_reg_mentioned_in_p with reg_mentioned_p.
22055 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22057 PR rtl-optimization/35281
22058 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22059 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22060 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22061 (varying_mem_p): Move above propagate_rtx.
22062 (all_uses_available_at): Do not check MEMs.
22064 2008-04-02 Rafael Espíndola <espindola@google.com>
22066 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22067 (register_edge_assert_for_2): Split the cond argument.
22068 (register_edge_assert_for_1): Adjust for the change in
22069 register_edge_assert_for_2.
22070 (register_edge_assert_for): Split the cond argument.
22071 (find_switch_asserts): Adjust for the change in
22072 register_edge_assert_for.
22074 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22076 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22077 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22078 offsets for 64-bit mingw.
22079 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22080 abi for x86_64-pc-mingw.
22082 2008-04-02 Richard Guenther <rguenther@suse.de>
22084 * tree-vrp.c (extract_range_from_assert): Make sure to not
22085 produce range min/max with TREE_OVERFOW set.
22086 If merging a anti-range and a range keep the anti-range if
22087 the range covers all values of the type.
22088 (register_edge_assert_for_2): Only allow sign-changing
22089 conversions in detecting canonical range checks. Also
22090 register an assert for the unsigned name if useful.
22092 PR tree-optimization/35787
22093 * tree-vrp.c (vrp_val_max): New function.
22094 (vrp_val_min): Likewise.
22095 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22096 (vrp_val_is_min): Likewise.
22097 (supports_overflow_infinity): Use vrp_val_{min,max}.
22098 (negative_overflow_infinity): Likewise.
22099 (positive_overflow_infinity): Likewise.
22100 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22101 (is_positive_overflow_infinity): Likewise.
22102 (is_overflow_infinity): Likewise.
22103 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22104 vrp_val_is_{min,max}.
22105 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22106 to ranges if possible. Avoid empty ranges.
22108 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22110 PR middle-end/35705
22111 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22112 the expression is a function address.
22114 2008-04-01 George Helffrich <george@gcc.gnu.org>
22116 PR fortran/35154, fortran/23057
22117 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22118 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22119 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22120 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22122 (dbxout_syms): Check for COMMON-based symbol and wrap in
22123 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22124 in bracket for efficiency.
22126 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22127 using DW_TAG_common_block + member offset.
22128 (add_pubname_string): New function.
22129 (dw_expand_expr): New function to find block name and offset for
22131 (common_check): New function to check whether symbol in Fortran COMMON.
22132 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22134 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22137 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22139 2008-04-02 Ben Elliston <bje@au.ibm.com>
22141 * config/v850/v850.md (casesi): Remove if (0) code.
22142 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22143 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22145 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22147 * config/i386/i386.md (rex64suffix): New mode attribute.
22148 (floathi<mode>2): Disable expander for SSE math.
22149 (*floathi<mode>2_1): New insn insn_and_split pattern.
22150 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22151 corresponding post-reload splitters.
22152 (*floathi<mode>2_i387): New macroized insn pattern.
22153 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22154 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22155 insn_and_split pattern.
22156 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22157 New macroized instruction patterns and corresponding post-reload
22159 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22160 and corresponding post-reload splitters.
22161 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22162 New macroized instruction patterns.
22163 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22164 macroized instruction patterns and corresponding post-reload splitters.
22165 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22166 corresponding post-reload splitters.
22167 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22168 New macroized instruction patterns.
22169 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22170 corresponding post-reload splitters.
22171 (*floatsi<mode>2_i387): New macroized instruction patterns.
22173 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22175 * config/i386/i386.md (smaxmin): New.
22176 (umaxmin): Likewise.
22177 (maxminiprefix): Likewise.
22178 (maxminfprefix): Likewise.
22179 (<code><mode>3): Likewise.
22180 (smin<mode>3): Removed.
22181 (smax<mode>3): Likewise.
22183 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22184 (mmx_<code>v4hi3): Likewise.
22185 (mmx_<code>v8qi3): Likewise.
22186 (mmx_smaxv2sf3): Removed.
22187 (mmx_sminv2sf3): Likewise.
22188 (mmx_umaxv8qi3): Likewise.
22189 (mmx_smaxv4hi3): Likewise.
22190 (mmx_uminv8qi3): Likewise.
22191 (mmx_sminv4hi3): Likewise.
22193 * config/i386/sse.md (<addsub><mode>3): New.
22194 (*<addsub><mode>3): Likewise.
22195 (<sse>_vm<addsub><mode>3): Likewise.
22196 (<maxmin><mode>3): Likewise.
22197 (*<maxmin><mode>3_finite): Likewise.
22198 (*<maxmin><mode>3): Likewise.
22199 (<sse>_vm<maxmin><mode>3): Likewise.
22200 (sse3_h<addsub>v4sf3): Likewise.
22201 (sse3_h<addsub>v2df3): Likewise.
22202 (<maxmin>v16qi3): Likewise.
22203 (*<maxmin>v16qi3): Likewise.
22204 (<maxmin>v8hi3): Likewise.
22205 (*<maxmin>v8hi3): Likewise.
22206 (*sse4_1_<maxmin><mode>3): Likewise.
22207 (*sse4_1_<maxmin><mode>3): Likewise.
22208 (add<mode>3): Removed.
22209 (*add<mode>3): Likewise.
22210 (<sse>_vmadd<mode>3): Likewise.
22211 (sub<mode>3): Likewise.
22212 (*sub<mode>3): Likewise.
22213 (<sse>_vmsub<mode>3): Likewise.
22214 (smin<mode>3): Likewise.
22215 (*smin<mode>3_finite): Likewise.
22216 (*smin<mode>3): Likewise.
22217 (<sse>_vmsmin<mode>3): Likewise.
22218 (smax<mode>3): Likewise.
22219 (*smax<mode>3_finite): Likewise.
22220 (*smax<mode>3): Likewise.
22221 (<sse>_vmsmax<mode>3): Likewise.
22222 (sse3_haddv4sf3): Likewise.
22223 (sse3_haddv2df3): Likewise.
22224 (sse3_hsubv4sf3): Likewise.
22225 (sse3_hsubv2df3): Likewise.
22226 (umaxv16qi3): Likewise.
22227 (*umaxv16qi3): Likewise.
22228 (smaxv8hi3): Likewise.
22229 (*smaxv8hi3): Likewise.
22230 (*sse4_1_smax<mode>3): Likewise.
22231 (*sse4_1_umax<mode>3): Likewise.
22232 (uminv16qi3): Likewise.
22233 (*uminv16qi3): Likewise.
22234 (sminv8hi3): Likewise.
22235 (*sminv8hi3): Likewise.
22236 (*sse4_1_smin<mode>3): Likewise.
22237 (*sse4_1_umin<mode>3): Likewise.
22239 2008-04-01 Rafael Espíndola <espindola@google.com>
22241 * tree-cfg.c (verify_expr): remove in_phi.
22242 (verify_stmt): Don't call walk_tree with verify_expr. Use
22243 is_gimple_min_invariant instead of is_gimple_val.
22245 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22247 * doc/include/gpl_v3.texi: Update for manpage generation.
22248 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22250 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22251 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22252 gpl_v3.texi instead of gpl.texi.
22255 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22258 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22260 2008-04-01 Rafael Espíndola <espindola@google.com>
22262 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22263 (extract_code_and_val_from_cond): Use
22264 extract_code_and_val_from_cond_with_ops.
22266 2008-04-01 Jan Hubicka <jh@suse.cz>
22268 * function.c (free_after_compilation): Free epilogue_delay_list.
22269 (prepare_function_start): Assert that previous compilation was freed.
22271 2008-04-01 Jan Hubicka <jh@suse.cz>
22272 Jim Wilson <wilson@tuliptree.org>
22273 Andreas Tobler <andreast@gcc.gnu.org>
22275 PR middle-end/35781
22276 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22277 rtl.emit instead cfun->emit.
22278 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22279 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22281 2008-04-01 Ben Elliston <bje@au.ibm.com>
22283 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22285 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22287 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22289 (fprofile-use): Add var flag_profile_use
22290 * coverage.c (coverage_begin_output): Do not open a gcno file for
22291 output only if -ftest-coverage is set.
22292 Do not add getpwd() to gcda file path.
22293 (build_gcov_info): Check the new flag
22294 flag_profile_datafile_relative_path.
22295 (coverage_init): Use profile_data_prefix.
22296 Read profile counter only if flag_profile_use is set.
22297 * opts.c (common_handle_option): New option fprofile-use=,
22298 fprofile-dir=, fprofile-generate=.
22299 * toplev.c (profile_data_prefix): New variable definition.
22300 * toplev.h (profile_data_prefix): New declaration.
22301 * doc/invoke.tex (Option Summary, Optimization Options):
22304 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22306 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22307 use tmp consistently.
22310 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22311 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22312 UNSPEC_FR_RECIP_APPROX_RES.
22313 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22315 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22318 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22320 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22322 PR middle-end/30186
22323 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22324 element of the vector via a pointer.
22326 2008-03-31 Ian Lance Taylor <iant@google.com>
22328 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22330 2008-03-31 Jan Hubicka <jh@suse.cz>
22332 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22333 get_arg_pointer_save_area.
22334 * expr.c (init_expr): Just clear out rtl.expr.
22335 * function.c (free_after_compilation): Clear out whole RTL structure.
22336 (get_func_frame_size): Merge into ...
22337 (get_frame_size): ... this one.
22338 (assign_stack_local_1): Merge into ...
22339 (assign_stack_local): ... this one.
22340 (expand_function_end): Update call of get_arg_pointer_save_area.
22341 (get_art_pointer_save_area): Remove cfun argument.
22342 * function.h (emit_status): regno_pointer_align does not need length
22343 attribute. Move x_regno_reg_rtx to ...
22344 (regno_reg_rtx): ... new global array.
22345 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22346 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22347 apply_args_value, forced_labels, stack_pointer_delta):
22349 (struct varasm_status): Move here from varasm.c
22350 (struct rtl_data): New. Move here some fields from struct function.
22351 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22352 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22353 used_temp_slots avail_temp_slots, temp_slot_level,
22354 nonlocal_goto_handler_labels): Update accesstors.
22355 (rtl): New global variable.
22356 (struct function): Move some fileds to rtl_data.
22357 (get_arg_pointer_save_area): Update prototype.
22358 * emit-rtl.c (rtl): Declare.
22359 (regno_reg_rtx): Declare.
22360 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22362 (gen_reg_rtx): Update.
22363 (init_virtual_regs): Do not tate emit_status argument.
22364 (init_emit): Do not allocate emit.
22365 * varasm.c (varasm_statuc): Move to function.h.
22366 (n_deferred_constatns): Update accestor.
22367 (init_varasm_status): Do not allocate varasm_status.
22368 (force_const_mem, get_pool_size, output_constant_pool): Update.
22369 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22370 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22372 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22374 PR rtl-optimization/35729
22375 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22378 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22381 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22382 load/store if memory is unaligned.
22383 (*movti_rex64): Likewise.
22385 * config/i386/predicates.md (misaligned_operand): New.
22387 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22390 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22393 2008-03-31 Jan Beulich <jbeulich@novell.com>
22395 * config/ia64/constraints.md: Add 'j' constraint.
22396 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22397 (movdi_internal): Likewise.
22399 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22402 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22404 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22407 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22408 proper error message for the third argument on blendpd and
22411 * config/i386/sse.md (blendbits): New.
22412 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22414 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22416 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22418 2008-03-30 Richard Guenther <rguenther@suse.de>
22420 PR middle-end/31023
22421 * fold-const.c (fold_sign_changed_comparison): Do leave
22422 conversions to base-types alone.
22424 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22426 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22427 the link register if one altivec register is be saved.
22429 2008-03-30 Ben Elliston <bje@au.ibm.com>
22431 * final.c (final_scan_insn): Remove if (0) code.
22433 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22435 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22437 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22439 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22440 of V4SFmode to ix86_binary_operator_ok.
22442 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22444 * config/i386/i386.c (override_options): Initialize
22445 ix86_veclib_handler to ix86_veclibabi_svml when
22446 -mveclibabi=svml is used.
22447 (ix86_veclibabi_svml): New function for SVML ABI style
22448 vectorization support.
22449 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22451 2008-03-28 Rafael Espíndola <espindola@google.com>
22453 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22454 (tree_binary_nonnegative_warnv_p): Make it public.
22455 (tree_single_nonnegative_warnv_p): Make it public.
22456 (tree_invalid_nonnegative_warnv_p): Make it public.
22457 (tree_unary_nonzero_warnv_p): Make it public.
22458 (tree_binary_nonzero_warnv_p): Make it public
22459 (tree_single_nonzero_warnv_p): Make it public.
22460 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22461 (extract_range_from_binary_expr): Split the expr argument.
22462 (extract_range_from_unary_expr): Split the expr argument.
22463 (extract_range_from_comparison): Split the expr argument.
22464 (extract_range_from_expr): Use the new aux functions.
22465 (vrp_evaluate_conditional_warnv): Use
22466 vrp_evaluate_conditional_warnv_with_ops.
22467 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22468 (tree_binary_nonzero_warnv_p): Declare.
22469 (tree_single_nonzero_warnv_p): Declare.
22470 (tree_expr_nonzero_warnv_p): Declare.
22471 (tree_unary_nonnegative_warnv_p): Declare.
22472 (tree_binary_nonnegative_warnv_p): Declare.
22473 (tree_single_nonnegative_warnv_p): Declare.
22474 (tree_invalid_nonnegative_warnv_p): Declare.
22476 2008-03-28 Richard Guenther <rguenther@suse.de>
22478 PR tree-optimization/30317
22479 PR tree-optimization/30911
22480 PR tree-optimization/34793
22481 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22482 (struct assert_locus_d): New member EXPR.
22483 (register_new_assert_for): Add EXPR parameter to support
22484 ASSERT_EXPR <name, expr OP limit>.
22485 (register_edge_assert_for_1): Adjust callers.
22486 (find_assert_locations): Likewise.
22487 (process_assert_insertions_for): Build condition from expression.
22488 (extract_range_from_assert): Handle ASSERT_EXPRs
22489 of the form ASSERT_EXPR <name, expr OP limit>.
22490 (register_edge_assert_for_2): New helper registering
22491 asserts for comparisons. Recognize range tests of the form
22492 (unsigned)i - CST1 OP CST2.
22493 (register_edge_assert_for_1): Use it.
22494 (register_edge_assert_for): Likewise.
22495 (needs_overflow_infinity): Integer sub-types
22496 do not need overflow infinities.
22497 (vrp_val_is_max): The extreme values of integer sub-types
22498 are those of the base type.
22499 (vrp_val_is_min): Likewise.
22500 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22503 2008-03-28 Nick Clifton <nickc@redhat.com>
22506 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22507 Return GENERAL_REGS for stack adjustment reloads.
22509 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22512 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22513 const_vector when all the vectors are constant.
22515 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22517 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22519 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22520 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22522 (s<code>_sf): Use new scc_sf attribute for opcode names.
22524 2008-03-27 Tom Tromey <tromey@redhat.com>
22526 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22527 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22528 config/spu/t-spu-elf, config/i386/t-interix,
22529 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22530 config/i386/x-darwin, config/i386/x-mingw32,
22531 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22532 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22533 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22534 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22535 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22536 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22537 config/score/t-score-elf, config/arm/t-strongarm-pe,
22538 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22539 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22540 Revert automatic dependency patch.
22542 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22545 * config/i386/i386.c (ix86_function_arg_boundary): Align
22546 decimal floating point to its natural boundary.
22548 2008-03-27 Richard Guenther <rguenther@suse.de>
22550 PR middle-end/35716
22551 * fold-const.c (fold_comparison): Restrict distinct decl
22552 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22553 solely rely on operand_equal_p.
22555 2008-03-27 Richard Guenther <rguenther@suse.de>
22558 * c-common.c (handle_weak_attribute): Reject combination of
22561 2008-03-27 Richard Guenther <rguenther@suse.de>
22563 PR tree-optimization/32810
22564 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22565 conversions from DECL_INITIAL.
22566 (fold_const_aggregate_ref): Likewise from constructor elements.
22568 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22570 * tree-affine.h (aff_combination_expand): Declare.
22571 (get_inner_reference_aff): Likewise.
22572 * tree-affine.c (aff_combination_expand): Split out from
22573 tree_to_aff_combination_expand.
22574 (get_inner_reference_aff): New function.
22575 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22576 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22577 (struct lim_aux_data): sm_done field removed.
22578 (mem_ref_loc_p, mem_ref_locs_p): New types.
22579 (struct mem_ref): Added id, stored, accesses_in_loop,
22580 indep_loop, dep_loop, indep_ref, dep_ref fields.
22581 Removed is_stored, locs and next fields.
22582 (memory_accesses): New variable.
22583 (movement_possibility): Do not allow moving statements
22584 that store to memory.
22585 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22587 (determine_max_movement): For statements with memory references,
22588 find the outermost loop in that the reference is independent.
22589 (move_computations_stmt): Mark the virtual operands for renaming.
22590 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22591 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22592 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22593 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22594 create_vop_ref_mapping, analyze_memory_references,
22595 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22596 get_all_locs_in_loop, ref_always_accessed_p,
22597 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22598 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22599 store_motion_loop, store_motion): New functions.
22600 (struct vop_to_refs_elt): New type.
22601 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22602 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22603 (schedule_sm): Replaced by...
22604 (execute_sm): ... this.
22605 (determine_lsm_ref, hoist_memory_references,
22606 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22607 find_more_ref_vops, free_mem_ref, free_mem_refs,
22608 determine_lsm_loop, determine_lsm): Removed.
22609 (tree_ssa_lim_finalize): Free data structures used by store motion.
22610 (tree_ssa_lim): Call analyze_memory_references. Use
22611 store_motion instead of determine_lsm.
22613 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22615 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22616 rename tmake_file to m68hc11/t-m68hc11.
22617 (mcore): Set inhibit_libc to true.
22618 * config.host (alpha*-dec-*vms*): Set extra_programs.
22619 (interix3*): Don't use host_xmake_file.
22620 * configure.ac: Let config.gcc override inhibit_libc.
22621 * configure: Regenerate.
22623 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22624 * config/t-openbsd-thread: Remove commented out lines.
22626 * config/x-interix: Remove.
22628 * config/m68hc11/t-m68hc11-gas: Rename to...
22629 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22631 * config/mcore/t-mcore: Remove T_CFLAGS.
22632 * config/mcore/t-mcore-pe: Likewise.
22634 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22636 * configure.ac: Replace custom __GNU_SOURCE test with
22637 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22638 * aclocal.m4: Regenerate.
22639 * configure: Regenerate.
22640 * config.in: Regenerate.
22642 2008-03-27 Richard Guenther <rguenther@suse.de>
22644 * fold-const.c (target.h): Include.
22645 (fold_comparison): Fold comparison of addresses of decls
22646 that bind locally or of constants. Consolidate address folding code.
22647 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22648 results from fold_binary_to_constant.
22649 (compare_values_warnv): Likewise.
22651 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22653 PR middle-end/35429
22654 * fold-const.c (fold_truthop): Check for integeral types when folding
22655 a == 0 && b == 0 and a != 0 || b != 0 .
22657 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22659 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22661 2008-03-26 Andreas Schwab <schwab@suse.de>
22663 * doc/invoke.texi: Fix use of @item vs. @itemx.
22665 2008-03-26 Tom Tromey <tromey@redhat.com>
22667 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22668 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22669 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22670 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22671 build/genconstants.o, build/genemit.o, build/genextract.o,
22672 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22673 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22676 2008-03-26 Richard Guenther <rguenther@suse.de>
22679 2008-03-26 Richard Guenther <rguenther@suse.de>
22681 * fold-const.c (target.h): Include.
22682 (fold_comparison): Fold comparison of addresses of two decls
22683 that bind locally. Consolidate address folding code.
22685 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22687 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22688 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22689 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22690 dconstsqrt2, dconstthird, dconste and/or dconst10.
22691 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22692 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22693 dconstsqrt2, dconste): Delete.
22694 (init_emit_once): Likewise. Simplify initializing dconstm1.
22696 * real.c (get_real_const): New.
22697 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22698 dconstsqrt2, dconste): Delete.
22699 (real_value_const, get_real_const): New.
22701 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22703 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22705 * config/i386/i386.c (ix86_function_arg_boundary): Check
22706 BIGGEST_ALIGNMENT instead of 128.
22707 (setup_incoming_varargs_64): Likewise.
22709 2008-03-26 Tom Tromey <tromey@redhat.com>
22711 * Makefile.in (DEPFILES): Add missing '/'.
22713 2008-03-26 Richard Guenther <rguenther@suse.de>
22715 * fold-const.c (target.h): Include.
22716 (fold_comparison): Fold comparison of addresses of two decls
22717 that bind locally. Consolidate address folding code.
22719 2008-03-26 Nick Clifton <nickc@redhat.com>
22722 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
22723 not allow INT+INT as a legitimate addressing mode.
22725 2008-03-26 Richard Guenther <rguenther@suse.de>
22727 * tree-flow.h (widen_bitfield): Remove declaration.
22728 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
22729 (widen_bitfield): Remove function.
22730 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
22733 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
22736 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
22739 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
22741 PR rtl-optimization/35232
22742 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
22743 (forget_old_reloads_1, forget_marked_reloads): Don't clear
22744 reg_reloaded_call_part_clobbered here.
22745 (reload_regs_reach_end_p): New function.
22746 (reload_reg_rtx_for_input): New variable.
22747 (reload_reg_rtx_for_output): Likewise.
22748 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
22749 when reassigning a pseudo register. Load reloadreg from
22750 reload_reg_rtx_for_input, moving the mode and register
22752 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
22753 instead of the original when deciding whether an input reload
22754 would be a no-op or whether an output reload can be deleted.
22755 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
22756 when setting up new_spill_reg_store. Load it from
22757 reload_reg_rtx_for_output, moving the mode and register
22759 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
22760 instead of the original when deciding whether an output reload
22761 would be a no-op. Do the same when modifying insn notes.
22762 Use rtx_equal_p instead of == to compare the registers.
22763 (inherit_piecemeal_p): Take a mode and two register numbers
22765 (emit_reload_insns): Clear new_spill_reg_store for every hard
22766 register in the reload register. Remove spill registers
22767 from reg_reloaded_valid before considering whether to record
22768 inheritance information for them. Use reload_reg_rtx_for_output
22769 instead of reg_rtx when recording output reloads. Use
22770 reload_reg_rtx_for_input instead of reg_rtx when recording
22771 input reloads. Set or clear reg_reloaded_call_part_clobbered
22772 at the same time as setting reg_reloaded_valid.
22773 (delete_output_reload): Add a new_reload_reg parameter and use it
22774 instead of rld[j].reg_rtx.
22775 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
22778 2008-03-25 Tom Tromey <tromey@redhat.com>
22780 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
22781 (build/genattr.o): Likewise.
22782 (build/genattrtab.o): Likewise.
22783 (build/gencodes.o): Likewise.
22784 (build/genconfig.o): Likewise.
22785 (build/genconstants.o): Likewise.
22786 (build/genemit.o): Likewise.
22787 (build/genextract.o): Likewise.
22788 (build/genflags.o): Likewise.
22790 2008-03-25 Bob Wilson <bob.wilson@acm.org>
22792 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
22793 instead of size_int for integer types.
22794 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
22795 to match type of MINUS_EXPR.
22797 2008-03-25 Tom Tromey <tromey@redhat.com>
22799 * configure: Rebuilt.
22800 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
22803 2008-03-25 Tom Tromey <tromey@redhat.com>
22805 * config/x-solaris (host-solaris.o): Update.
22806 * config/x-linux (host-linux.o): Update.
22807 * config/x-hpux (host-hpux.o): Update.
22808 * config/x-darwin (host-darwin.o): Update.
22809 * config/v850/t-v850e (v850-c.o): Update.
22810 * config/v850/t-v850 (v850-c.o): Update.
22811 * config/t-vxworks (vxworks.o): Update.
22812 * config/t-sol2 (sol2-c.o, sol2.o): Update.
22813 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
22814 * config/spu/t-spu-elf (spu-c.o): Update.
22816 * config/sh/t-symbian (sh-c.o): Update.
22817 (symbian.o): Update.
22818 * config/sh/t-sh (sh-c.o): Update.
22819 * config/score/t-score-elf (score7.o, score3.o): Update.
22820 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
22821 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
22822 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
22823 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
22824 (rs6000.o): Remove.
22825 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22826 * config/m32c/t-m32c (m32c-pragma.o): Update.
22827 * config/ia64/t-ia64 (ia64-c.o): Update.
22828 * config/i386/x-mingw32 (host-mingw32.o): Update.
22829 * config/i386/x-i386 (driver-i386.o): Update.
22830 * config/i386/x-darwin (host-i386-darwin.o): Update.
22831 * config/i386/x-cygwin (host-cygwin.o): Update.
22832 * config/i386/t-nwld (nwld.o): Update.
22833 * config/i386/t-netware (netware.o): Update.
22834 * config/i386/t-interix (winnt.o): Update.
22835 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
22836 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
22837 msformat-c.o): Update.
22838 * config/bfin/t-bfin-linux (generated_files): Add
22839 linux-sysroot-suffix.h.
22840 * config/arm/t-wince-pe (pe.o): Update.
22841 * config/arm/t-strongarm-pe (pe.o): Update.
22842 * config/arm/t-pe (pe.o): Update.
22843 * config/arm/t-arm (arm-c.o): Update.
22844 * doc/install.texi (Prerequisites): Require make 3.80.
22845 * Makefile.in: Remove .o targets.
22846 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
22847 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
22848 (simple_generated_h, simple_generated_c): Move earlier.
22849 (generated_files): New variable.
22850 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
22851 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
22852 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
22853 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
22854 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
22855 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
22856 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
22857 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
22858 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
22859 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
22860 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
22861 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
22863 (COMPILE.base, COMPILE): New variables.
22864 (%.o): New pattern rule.
22865 (ALL_HOST_OBJS): New variable.
22866 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
22867 (dummy-checksum.o, cc1-checksum.o): Remove.
22868 (DRIVER_SHLIB): New variable.
22869 (DRIVER_DEFINES): Use it.
22870 (gencondmd.c): Move out of build/.
22871 (s-conditions): Update.
22872 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
22873 (ALL_BUILD_OBJS): Likewise.
22874 (build/%.o): Use BUILDCOMPILE.
22875 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
22876 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
22877 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
22878 build/gencheck.o, build/gencodes.o, build/genconditions.o,
22879 build/genconfig.o, build/genconstants.o, build/genemit.o,
22880 build/genextract.o, build/genflags.o, build/genmddeps.o,
22881 build/genopinit.o, build/genoutput.o, build/genpeep.o,
22882 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
22883 build/gen-protos.o, build/scan.o, build/fix-header.o,
22884 build/scan-decls.o): Simplify.
22885 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
22886 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
22887 prefix.o, toplev.o): Reduce to variable setting.
22888 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
22889 ($(out_object_file), gcc-options.o): New targets.
22890 ($(ALL_HOST_OBJS)): New target. Include dependency files.
22891 * configure: Rebuilt.
22892 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
22893 * doc/sourcebuild.texi (Front End Directory): Document new variable.
22895 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
22897 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
22898 complain when we hit an error, return ERROR_MARK_NODE.
22900 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22902 * config/sh/constraints.md (Pso, Psz): New constraints.
22903 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
22904 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
22906 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22908 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
22909 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
22911 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
22913 * config/sh/sh.md (prefetch): Add condition for SH2A target.
22914 (prefetch_sh2a): New.
22916 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22917 Naveen.H.S <naveen.hs@kpitcummins.com>
22919 * config/sh/constraints.md (I28): New constraint.
22920 * config/sh/sh.c (broken_move): Add support for movi20s.
22921 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
22923 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
22924 Jayant Sonar <Jayant.sonar@kpitcummins.com>
22925 Naveen.H.S <naveen.hs@kpitcummins.com>
22927 * config/sh/sh.c (SH_ATTRIBUTES): Define.
22928 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
22929 (print_operand): Handle resbank in %@ operand code.
22930 (sh_encode_section_info): New.
22931 (push_regs): Add conditions for resbank.
22932 (sh_expand_epilogue): Likewise.
22933 (sh_insert_attributes): Likewise.
22934 (sh_attribute_table): Likewise.
22935 (sh_handle_resbank_handler_attribute): New.
22936 (sh2a_handle_function_vector_handler_attribute): New.
22937 (sh2a_is_function_vector_call): New.
22938 (sh2a_get_function_vector_number): New.
22939 (sh2a_function_vector_p): New.
22940 (sh_cfun_resbank_handler_p): New.
22941 * config/sh/sh.md (calli): Emit jsr/n if possible.
22942 (calli_tbr_rel): New.
22943 (calli_pcrel): Emit jsr/n if possible.
22944 (return_i): Emit rts/n if possible.
22945 (call_valuei_tbr_rel): New.
22946 (call_valuei_pcrel): Add condition for SH2A target.
22947 (call_value): Likewise.
22948 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
22949 (sh2a_get_function_vector_number): Likewise.
22950 (sh2a_is_function_vector_call): Likewise.
22951 * doc/extend.texi: Document TBR relative addressing of SH2A.
22952 (resbank): Add description for SH2A.
22954 2008-03-24 Richard Guenther <rguenther@suse.de>
22957 * gimplify.c (gimplify_modify_expr): For frontend type-correct
22958 pointer assignments change conversions according to middle-end rules.
22959 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
22960 * configure.ac: Include type checking in yes.
22961 * configure: Regenerate.
22963 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22965 * diagnostic.c (diagnostic_count_diagnostic): Delete.
22966 (diagnostic_report_diagnostic): Update. Handle ICEs here.
22968 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
22970 * gthr-vxworks.h (UNUSED): Define.
22972 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
22974 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
22976 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
22978 * doc/extend.texi (Function Attributes): Add missing comma in the
22979 example of the "alloc_size" attribute.
22981 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
22984 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22986 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22989 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22992 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22993 of the underlying type of a MS bitfield layout to the natural
22994 alignment of the type.
22996 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22998 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22999 to their natural alignment to avoid store forwarding stalls.
23001 2008-03-22 Richard Guenther <rguenther@suse.de>
23003 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23004 For PHI nodes verify the address is invariant.
23005 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23006 (get_symbol_constant_value): Use is_gimple_min_invariant.
23007 (maybe_fold_stmt_indirect): Likewise.
23009 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23011 PR rtl-optimization/33927
23012 * Makefile.in (dse.o): Depend on $(TM_P_H).
23013 * expr.h (extract_low_bits): Declare.
23014 * expmed.c (extract_low_bits): New function.
23015 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23016 * dse.c: Include tm_p.h.
23017 (find_shift_sequence): Remove the read_reg argument and return the
23018 read value. Emit the instructions instead of returning them.
23019 Iterate on new_mode rather than calculating it each time.
23020 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23021 source to NEW_MODE and extract_low_bits to convert the shifted
23022 value to READ_MODE.
23023 (replace_read): Allow the load and store to have different mode
23024 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23025 or extraction instructions before trying the replacement. Update
23026 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23028 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23030 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23031 to their natural alignment to avoid store forwarding stalls.
23033 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23036 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23037 encouraging but not allowing gprs for input;
23038 change the input constraint to !f#r.
23039 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23041 change the output constraint to !f#r.
23043 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23046 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23047 corresponding post-reload splitters.
23048 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23049 when x87 FP math is selected.
23050 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23051 New function prototype.
23052 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23053 unreachable function to ease macroization of insn patterns.
23055 2008-03-21 Martin Jambor <mjambor@suse.cz>
23057 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23058 reference dumps if ddr is NULL or dependence is unknown.
23060 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23062 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23063 unsigned extension into account.
23064 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23065 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23066 Do computations on a scratch register.
23068 2008-03-21 Richard Guenther <rguenther@suse.de>
23070 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23071 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23072 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23073 * tree-ssa-dom.c (record_equality): Likewise.
23074 * tree-inline.c (copy_body_r): Likewise.
23075 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23078 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23080 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23081 as 'delete_unused' argument.
23083 2008-03-20 Richard Guenther <rguenther@suse.de>
23085 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23086 special casing of constant qualifiers.
23087 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23088 care about them in general.
23089 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23090 regardless of their type.
23091 (fold_stmt_r): Forcefully fold *& if we end up with that.
23093 2008-03-20 Paul Brook <paul@codesourcery.com>
23095 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23096 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23098 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23100 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23101 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23103 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23105 * common.opt (Wmudflap): New option.
23106 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23107 (mx_register_decls): Likewise.
23108 (mudflap_finish_file): Likewise.
23109 * doc/invoke.texi: Document -Wno-mudflap.
23111 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23113 * c-format.c (replace_format_name_to_system_name): New.
23114 (cmp_attribs): New.
23115 (convert_format_name_to_system_name): New.
23116 (decode_format_attr): Add use of convert_format_name_to_system_name.
23117 (format_types_orig): Add gnu_ prefix to names.
23118 (check_format_info_main): Special treating of \0 escaped names for
23119 supporting multi-character format specifiers as I32, I64.
23120 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23121 (gnu_target_overrides_format_attributes): New.
23122 * c-format.h: Add structure target_ovr_attr to hold
23123 system specific formatter names.
23124 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23125 msformat-c.o file to c_target_objs and cxx_target_objs.
23126 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23127 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23128 (TARGET_N_FORMAT_TYPES): New.
23129 * config/i386/msformat-c.c: New.
23130 * config/i386/t-cygming: Add build rule for msformat-c.o.
23131 * doc/extend.texi: Add new format names gnu_* and ms_* and
23133 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23135 2008-03-20 Ira Rosen <irar@il.ibm.com>
23137 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23138 optimizations turned on under -O3.
23139 (ftree-vectorize): Add that the flag is turned on with -O3.
23141 2008-03-20 Ben Elliston <bje@au.ibm.com>
23143 * regmove.c (try_auto_increment): Fix spelling error in comment.
23144 * final.c (final_scan_insn): Likewise.
23146 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23149 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23150 allocator preferences for "y" and "r" class registers.
23151 ("*mov<mode>_internal"): Ditto.
23152 ("*movv2sf_internal_rex64"): Ditto.
23153 ("*movv2sf_internal"): Ditto.
23155 2008-03-19 Michael Matz <matz@suse.de>
23157 PR middle-end/35616
23158 * calls.c (expand_call): Check overlap of arguments with call
23159 address for sibcalls.
23161 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23164 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23165 of the underlying type of a MS bitfield layout to the natural
23166 alignment of the type.
23168 2008-03-19 Jan Hubicka <jh@suse.cz>
23171 * toplev.c (decode_d_option): Handle all CPP flags.
23172 * tree-vrp.c: Update tree_pass descriptors.
23173 * regrename.c: Update tree_pass descriptors.
23174 * fwprop.c: Update tree_pass descriptors.
23175 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23176 * tree-into-ssa.c: Update tree_pass descriptors.
23177 * tree-dump.c: Update tree_pass descriptors.
23178 * tree-complex.c: Update tree_pass descriptors.
23179 * tree-dump.h: Update tree_pass descriptors.
23180 * see.c: Update tree_pass descriptors.
23181 * cgraphbuild.c: Update tree_pass descriptors.
23182 * tracer.c: Update tree_pass descriptors.
23183 * tree-loop-distribution.c: Update tree_pass descriptors.
23184 * cgraph.c: Update tree_pass descriptors.
23185 * postreload-gcse.c: Update tree_pass descriptors.
23186 * postreload.c: Update tree_pass descriptors.
23187 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23188 * tree-tailcall.c: Update tree_pass descriptors.
23189 * tree-pass.h (tree_opt_pass): Rename to ...
23190 (opt_pass) ... this one; add "type" field and remove letter field.
23191 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23192 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23193 all_lowering_passes): Update declaration.
23194 * ipa-cp.c: Update tree_pass descriptors.
23195 * final.c: Update tree_pass descriptors.
23196 * omp-low.c: Update tree_pass descriptors.
23197 * tree-ssa-dse.c: Update tree_pass descriptors.
23198 * ipa-reference.c: Update tree_pass descriptors.
23199 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23200 * auto-inc-dec.c: Update tree_pass descriptors.
23201 * reorg.c: Update tree_pass descriptors.
23202 * cgraphunit.c: Update tree_pass descriptors.
23203 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23204 * tree-ssa-ccp.c: Update tree_pass descriptors.
23205 * df-core.c: Update tree_pass descriptors.
23206 * mode-switching.c: Update tree_pass descriptors.
23207 * tree-nomudflap.c: Update tree_pass descriptors.
23208 * modulo-sched.c: Update tree_pass descriptors.
23209 * ipa-pure-const.c: Update tree_pass descriptors.
23210 * cse.c: Update tree_pass descriptors.
23211 * web.c: Update tree_pass descriptors.
23212 * tree-stdarg.c: Update tree_pass descriptors.
23213 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23214 * tree-ssa-dom.c: Update tree_pass descriptors.
23215 * tree-nrv.c: Update tree_pass descriptors.
23216 * tree-ssa-alias.c: Update tree_pass descriptors.
23217 * loop-init.c: Update tree_pass descriptors.
23218 * gimple-low.c: Update tree_pass descriptors.
23219 * ipa-inline.c: Update tree_pass descriptors.
23220 * tree-ssa-sink.c: Update tree_pass descriptors.
23221 * global.c: Update tree_pass descriptors.
23222 * ifcvt.c: Update tree_pass descriptors.
23223 * jump.c: Update tree_pass descriptors.
23224 * predict.c: Update tree_pass descriptors.
23225 * tree-ssa-loop.c: Update tree_pass descriptors.
23226 * recog.c: Update tree_pass descriptors.
23227 * dse.c: Update tree_pass descriptors.
23228 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23229 * tree-eh.c: Update tree_pass descriptors.
23230 * regmove.c: Update tree_pass descriptors.
23232 * function.c: Update tree_pass descriptors.
23233 * tree-vectorizer.c: Update tree_pass descriptors.
23234 * gcse.c: Update tree_pass descriptors.
23235 * ipa-type-escape.c: Update tree_pass descriptors.
23236 * tree-if-conv.c: Update tree_pass descriptors.
23237 * init-regs.c: Update tree_pass descriptors.
23238 * ipa.c: Update tree_pass descriptors.
23239 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23240 * rtl-factoring.c: Update tree_pass descriptors.
23241 * lower-subreg.c: Update tree_pass descriptors.
23242 * bt-load.c: Update tree_pass descriptors.
23243 * tree-dfa.c: Update tree_pass descriptors.
23244 * except.c: Update tree_pass descriptors.
23245 * emit-rtl.c: Update tree_pass descriptors.
23246 * cfgexpand.c: Update tree_pass descriptors.
23247 * tree-cfgcleanup.c: Update tree_pass descriptors.
23248 * cfgcleanup.c: Update tree_pass descriptors.
23249 * tree-ssa-pre.c: Update tree_pass descriptors.
23250 * tree-sra.c: Update tree_pass descriptors.
23251 * tree-mudflap.c: Update tree_pass descriptors.
23252 * tree-ssa-copy.c: Update tree_pass descriptors.
23253 * cfglayout.c: Update tree_pass descriptors.
23254 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23255 * tree-ssa-dce.c: Update tree_pass descriptors.
23256 * tree-ssa.c: Update tree_pass descriptors.
23257 * regclass.c: Update tree_pass descriptors.
23258 * integrate.c: Update tree_pass descriptors.
23259 * tree-optimize.c: Update tree_pass descriptors.
23260 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23261 * tree-object-size.c: Update tree_pass descriptors.
23262 * combine.c: Update tree_pass descriptors.
23263 * tree-outof-ssa.c: Update tree_pass descriptors.
23264 * bb-reorder.c: Update tree_pass descriptors.
23265 * stack-ptr-mod.c: Update tree_pass descriptors.
23266 * var-tracking.c: Update tree_pass descriptors.
23267 * tree-profile.c: Update tree_pass descriptors.
23268 * tree-vect-generic.c: Update tree_pass descriptors.
23269 * reg-stack.c: Update tree_pass descriptors.
23270 * sched-rgn.c: Update tree_pass descriptors.
23271 * tree-ssa-structalias.c: Update tree_pass descriptors.
23272 * tree-cfg.c: Update tree_pass descriptors.
23273 * passes.c (current_pass): Update declaration.
23274 (finish_optimization_passes): Update.
23275 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23276 (register_one_dump_file, register_dump_files_1, next_pass_1):
23278 (init_optimization_passes): Update handling of new types.
23279 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23280 * ipa-struct-reorg.c: Update tree_pass descriptors.
23281 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23282 * combine-stack-adj.c: Update tree_pass descriptors.
23283 * cfgrtl.c: Update tree_pass descriptors.
23284 * dce.c: Update tree_pass descriptors.
23285 * tree-ssanames.c: Update tree_pass descriptors.
23287 2008-03-19 Richard Guenther <rguenther@suse.de>
23289 PR middle-end/35609
23290 * tree-ssa.c (walk_data): New structure.
23291 (warn_uninitialized_var): If not always_executed warn with "maybe"
23293 (execute_early_warn_uninitialized): Compute post-dominators.
23294 Initialize always_executed before processing each basic block.
23296 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23299 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23300 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23302 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23304 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23306 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23308 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23310 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23311 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23312 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23313 target after ignore has been set, and move there also the commputation
23314 of subtarget and original_target.
23315 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23316 (LANG_HOOKS_INITIALIZER): Remove it.
23317 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23319 2008-03-18 Richard Guenther <rguenther@suse.de>
23321 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23322 found an expression with constants, note that in the VN for the lhs.
23323 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23324 fold them to constants if possible. Run cleanup_cfg if done so.
23325 (execute_pre): Return todo.
23326 (do_pre): Likewise.
23327 (execute_fre): Likewise.
23328 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23330 (get_prop_source_stmt): Look through pointer conversions.
23332 2008-03-18 Jan Hubicka <jh@suse.cz>
23334 * tree-pretty-print.c: Include predict.h.
23335 (dump_generic_node): Dump predictor.
23336 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23337 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23338 * gimple-low.c (lower_stmt): Likewise.
23339 * expr.c (expand_expr_real): Likewise.
23340 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23342 (build_predict_expr, build_predict_expr): New.
23343 * predict.h (predictor_name, build_predict_expr): Update.
23344 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23345 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23346 * predict.def (PRED_CONTINUE): Update hitrate.
23347 * tree.def (PREDICT_EXPR): Define.
23348 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23349 do not handle BIND_EXPR.
23350 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23351 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23352 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23355 2008-03-18 Michael Matz <matz@suse.de>
23357 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23359 2008-03-18 Richard Guenther <rguenther@suse.de>
23361 * tree-gimple.h (is_gimple_invariant_address): Declare.
23362 (is_gimple_constant): Likewise.
23363 * tree-gimple.c (is_gimple_constant): New function.
23364 (is_gimple_invariant_address): Likewise.
23365 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23366 and is_gimple_invariant_address.
23367 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23369 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23370 an addressable base.
23372 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23374 PR middle-end/35611
23375 * gimplify.c (gimplify_expr): Gimplify second operand of
23378 2008-03-17 Richard Guenther <rguenther@suse.de>
23380 PR tree-optimization/19637
23381 * fold-const.c (fold_unary): Remove restrictions of removing
23382 intermediate pointer-conversions (P2)(P1)P0.
23383 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23384 conversion to void pointer.
23385 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23387 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23390 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23391 emulated thread local variables.
23393 2008-03-16 Richard Guenther <rguenther@suse.de>
23395 PR middle-end/35607
23396 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23397 expand TREE_INVARIANT operations that are not gimple invariant.
23399 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23401 * doc/extend.texi (Alignment): Say that the ABI controls
23402 the __alignof__ for non-strict-alignment targets rather
23403 than being a recommendation.
23405 2008-03-15 Paul Brook <paul@codesourcery.com>
23407 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23409 (arm_output_fn_unwind): Mark functions that can not be unwound.
23411 2008-03-15 Paul Brook <paul@codesourcery.com>
23413 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23414 extension instructions.
23416 2008-03-15 Richard Guenther <rguenther@suse.de>
23418 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23419 and fold constant aggregate refs.
23420 (fold_const_aggregate_ref): Handle string constants
23421 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23422 (evaluate_stmt): Simplify now that ccp_fold folds constant
23425 2008-03-15 Paul Brook <paul@codesourcery.com>
23427 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23428 (extzv): Use gen_extzv_t2.
23429 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23431 2008-03-15 Richard Guenther <rguenther@suse.de>
23433 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23434 (fold_const_aggregate_ref): Likewise.
23435 (get_value): Return NULL if we don't have any values.
23436 (ccp_finalize): Set const_val to NULL after freeing it.
23437 * tree-flow.h (get_symbol_constant_value): Declare.
23438 (fold_const_aggregate_ref): Likewise.
23439 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23441 2008-03-15 Richard Guenther <rguenther@suse.de>
23443 PR middle-end/35593
23444 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23445 to not produce negative array indices if not allowed. Add
23446 parameter to indicate that.
23447 (maybe_fold_offset_to_component_ref): Allow negative array
23448 indices only for the first member of a structure.
23449 (maybe_fold_offset_to_reference): Allow negative array indices.
23450 (maybe_fold_stmt_addition): Likewise.
23452 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23453 Anatoly Sokolov <aesok@post.ru>
23455 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23456 (avr_arch): Add ARCH_AVR6.
23457 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23458 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23459 instead of fixed value 2.
23460 (print_operand_address): Use gs() asm specifier instead of pm().
23461 (avr_assemble_integer): (Ditto.).
23462 (avr_output_addr_vec_elt): (Ditto.).
23463 (print_operand): Handle "!" code.
23464 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23465 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23466 (AVR_HAVE_EIJMP_EICALL): Define.
23467 (AVR_3_BYTE_PC): Redefine.
23468 (AVR_2_BYTE_PC): (Ditto.).
23469 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23470 (LINK_SPEC): Add atmega2560 and atmega2561.
23471 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23473 * config/avr/avr.md (call_insn): Use eicall instead of icall
23474 for 3 byte PC devices.
23475 (call_value_insn): (Ditto.).
23476 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23477 (indirect_jump): Use only for for 2 byte PC devices.
23478 (*tablejump): (Ditto.).
23479 (*indirect_jump_avr6): Add insn.
23480 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23481 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23482 instead of ijmp for 3 byte PC devices.
23483 (__tablejump2__): (Ditto.).
23484 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23485 (MULITLIB_DIRNAMES): (Ditto.).
23486 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23488 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23490 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23491 "sse2_umulsidi3". Use V1DI mode for operand 0.
23492 ("mmx_psadbw"): Use V1DI mode for operand 0.
23493 * config/i386/i386-modes.def (V1SI): New vector mode.
23494 * config/i386/i386.c (struct builtin_description)
23495 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23496 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23497 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23498 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23499 v1di_ftype_v8qi_v8qi type.
23500 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23502 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23503 __builtin_ia32_pmuludq]: Fix the mode of return value.
23505 2008-03-15 Richard Guenther <rguenther@suse.de>
23507 PR middle-end/35595
23508 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23511 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23513 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23514 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23515 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23516 unless TARGET_SERIALIZE_VOLATILE is enabled.
23517 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23518 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23519 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23521 2008-03-14 Richard Guenther <rguenther@suse.de>
23523 PR tree-optimization/34172
23524 * tree-flow.h (refs_may_alias_p): Declare.
23525 (get_single_def_stmt): Likewise.
23526 (get_single_def_stmt_from_phi): Likewise.
23527 (get_single_def_stmt_with_phi): Likewise.
23528 * tree-dfa.c (refs_may_alias_p): New function.
23529 (get_single_def_stmt): Likewise.
23530 (get_single_def_stmt_from_phi): Likewise.
23531 (get_single_def_stmt_with_phi): Likewise.
23532 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23533 (vn_reference_lookup_1): New helper function.
23534 (vn_reference_lookup): Walk the virtual use-def chain to
23535 continue searching for a match if the def does not alias the
23536 reference we are looking for.
23538 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23540 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23541 archive and Perzl. Update The Written Word listing.
23543 2008-03-14 Richard Guenther <rguenther@suse.de>
23545 PR tree-optimization/34043
23546 PR tree-optimization/33989
23547 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23549 (bitmap_find_leader): Use extra argument to verify dominance
23550 relationship inside a basic-block.
23551 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23552 (find_leader_in_sets): Adjust.
23553 (create_component_ref_by_pieces): Take extra argument for
23554 dominance check, handle lookup failures.
23555 (find_or_generate_expression): Likewise.
23556 (create_expression_by_pieces): Likewise.
23557 (insert_into_preds_of_block): Adjust.
23558 (create_value_expr_from): If asked for, verify all operands
23559 are in the blocks AVAIL_OUT set.
23560 (make_values_for_stmt): Check for SSA_NAMEs that are life
23561 over an abnormal edge.
23562 (compute_avail): Remove such check.
23563 (do_SCCVN_insertion): New function.
23564 (eliminate): If we do not find a leader suitable for replacement
23565 insert a replacement expression from SCCVN if available.
23566 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23567 (struct vn_ssa_aux): Add needs_insertion flag.
23568 * tree-ssa-sccvn.c (may_insert): New global flag.
23569 (copy_reference_ops_from_ref): Value-number union member access
23570 based on its size, not type and member if insertion is allowed.
23571 (visit_reference_op_load): For a weak match from union type
23572 punning lookup a view-converted value and insert a SSA_NAME
23573 for that value if that is not found.
23574 (visit_use): Make dumps shorter. Do not disallow value numbering
23575 SSA_NAMEs that are life over an abnormal edge to constants.
23576 (free_scc_vn): Release inserted SSA_NAMEs.
23577 (run_scc_vn): New flag to specify whether insertion is allowed.
23578 Process SSA_NAMEs in forward order.
23579 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23580 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23581 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23582 pointer type to/from integral types that do not change the
23583 precision to regular conversions.
23585 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23587 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23588 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23589 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23590 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23591 input arguments and the mode of return value. Built-in functions
23592 that operate on whole 64-bit MMX register now use V1DI mode.
23594 2008-03-13 Alon Dayan <alond@il.ibm.com>
23595 Olga Golovanevsky <olga@il.ibm.com>
23597 PR tree-optimization/35041
23598 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23599 to locate the right position in a statement.
23601 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23605 * config/i386/xmmintrin.h: Change all static inline functions to
23606 extern inline and add __gnu_inline__ attribute.
23607 * config/i386/bmintrin.h: Ditto.
23608 * config/i386/smmintrin.h: Ditto.
23609 * config/i386/tmmintrin.h: Ditto.
23610 * config/i386/mmintrin-common.h: Ditto.
23611 * config/i386/ammintrin.h: Ditto.
23612 * config/i386/emmintrin.h: Ditto.
23613 * config/i386/pmmintrin.h: Ditto.
23614 * config/i386/mmintrin.h: Ditto.
23615 * config/i386/mm3dnow.h: Ditto.
23617 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23619 PR middle-end/35185
23620 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23621 (lower_omp_2): New function.
23622 (lower_omp_1, lower_omp): Rewritten.
23624 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23627 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23628 with the phrase "Microsoft Windows compilers".
23629 (Push/Pop Macro Pragmas): New subsection. Document
23630 #pragma push_macro and pragma pop_macro.
23632 2008-03-12 Paul Brook <paul@codesourcery.com>
23634 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23636 2008-03-12 Paul Brook <paul@codesourcery.com>
23638 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23639 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23640 (thumb2_addsi_shortim): Rename ...
23641 (thumb2_addsi_short): ... to this. Allow register operands.
23642 (thumb2_subsi_short): New pattern.
23643 (thumb2_one_cmplsi2_short,
23644 thumb2_negsi2_short): New patterns and peepholes.
23646 2008-03-12 Paul Brook <paul@codesourcery.com>
23648 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23650 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23652 * config/i386/i386.md (int_cond): New code iterator.
23654 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23655 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23656 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23657 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23658 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23659 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23660 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23661 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23663 2008-03-12 Paul Brook <paul@codesourcery.com>
23665 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23666 instead of {arm,thumb}_compute_save_reg_mask.
23667 (output_return_instruction): Ditto.
23668 (thumb_unexpanded_epilogue): Ditto.
23669 (thumb1_expand_prologue): Ditto.
23670 (thumb1_output_function_prologue): Ditto.
23671 (arm_set_return_address): Ditto.
23672 (thumb_set_return_address): Ditto.
23673 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23674 regs to achieve stack alignment.
23675 (thumb1_compute_save_reg_mask): Fix compiler warning.
23676 (arm_output_epilogue): Use offsets->saved_regs_mask.
23677 Adjust stack pointer by poping call clobered registers.
23678 (arm_expand_prologue): Use offsets->saved_regs_mask.
23679 Adjust stack pointer by pushing extra registers.
23680 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23682 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23685 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23686 conversion to the operands of a multiplication.
23688 2008-03-12 Richard Guenther <rguenther@suse.de>
23690 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23691 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23692 * timevar.def (TV_TREE_PHIPROP): Add.
23693 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23694 pass description. Use TV_TREE_PHIPROP.
23695 * tree-ssa-forwprop.c: Remove phiprop code.
23697 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23699 PR middle-end/35549
23700 * omp-low.c (maybe_lookup_decl): Constify first argument.
23701 (use_pointer_for_field): Change last argument from bool to
23702 omp_context *. Disallow shared copy-in/out in nested
23703 parallel if decl is shared in outer parallel too.
23704 (build_outer_var_ref, scan_sharing_clauses,
23705 lower_rec_input_clauses, lower_copyprivate_clauses,
23706 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23708 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23709 Ira Rosen <irar@il.ibm.com>
23711 * tree-vectorizer.c (free_stmt_vec_info): New function.
23712 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
23713 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
23714 * tree-vectorizer.h (free_stmt_vec_info): Declare.
23715 * tree-vect-transform.c (vectorizable_conversion): Free
23716 vec_oprnds0 if it was allocated.
23717 (vect_permute_store_chain): Remove unused VECs.
23718 (vectorizable_store): Free VECs that are allocated in the..
23720 (vect_transform_strided_load, vectorizable_load): Likewise.
23721 (vect_remove_stores): Simplify the code.
23722 (vect_transform_loop): Move code to vect_remove_stores().
23723 Call vect_remove_stores() and free_stmt_vec_info().
23725 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23727 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
23728 TARGET_HPUX. Revise comment.
23729 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
23730 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
23731 Use sr4 variant of `be' instruction when not generating PIC code.
23732 (attr_length_call): Adjust for above change.
23734 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23736 * ipa-reference.c (static_execute): Remove module_statics_const and
23737 associated setting code.
23739 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23742 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
23743 predicate for operand 1.
23744 (paritysi2_cmp): Use register_operand predicate for operand 2.
23745 Use earlyclobber modifier for operand 1. Remove support for
23747 (paritydi2_cmp): Use register_operand predicate for operand 3.
23748 Use earlyclobber modifier for operand 1. Remove support for
23751 2008-03-11 Paul Brook <paul@codesourcery.com>
23752 Vladimir Prus <vladimir@codesourcery.com>
23754 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
23755 (arm_compute_save_reg0_reg12_mask): Always
23756 check if register 11 must be saved. Always safe hard frame pointer
23757 when frame_pointer_needeed.
23758 (arm_compute_save_reg_mask): Save IP and PC
23759 only with apcs frames.
23760 (arm_output_epilogue): Adjust Thumb2 codepath to
23761 be also invoked and work for ARM non-apcs frames.
23762 (arm_expand_prologue): Don't bother saving IP
23763 for non-apcs frame, since it's not clobbered by
23764 prologue code. Implement non-apcs frame
23767 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23769 PR rtl-optimization/35281
23770 * expr.c (convert_move): Use a new pseudo for the intermediate
23771 from_mode->word_mode result.
23773 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
23775 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
23776 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
23777 * toplev.c (compile_file): Don't call it.
23779 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
23781 PR middle-end/35526
23782 * expr.c (store_expr): Call emit_block_move if the mode
23783 of "temp" RTX is BLKmode.
23785 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23786 Richard Guenther <rguenther@suse.de>
23788 PR tree-optimization/31358
23789 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
23790 the step with a NULL_TREE.
23791 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
23792 to sizetype if type is a pointer type.
23793 (add_candidate_1): Don't convert the base and step to
23794 the generic type if the orginal type is a pointer type.
23795 (add_iv_value_candidates): Use sizetype for the step
23796 if type is a pointer type.
23797 (cand_value_at): Likewise.
23798 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
23800 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
23801 Don't convert the tem affine to the type.
23802 (add_elt_to_tree): Use sizetype for the step if a pointer.
23803 Use POINTER_PLUS_EXPR for pointers.
23804 (aff_combination_to_tree): Use sizetype for the step if a
23807 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
23809 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
23810 Remove commutativity hint.
23812 2008-03-10 Jakub Jelinek <jakub@redhat.com>
23816 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
23817 errorneous type. Check that v is a VAR_DECL.
23819 PR middle-end/35099
23820 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
23822 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
23824 PR tree-optimization/35494
23825 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
23826 may be overriden at link and run time.
23828 2008-03-10 Richard Guenther <rguenther@suse.de>
23830 PR tree-optimization/34677
23831 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
23832 (poolify_tree): Likewise.
23833 (modify_expr_template): Likewise.
23834 (poolify_modify_stmt): Likewise.
23835 (insert_fake_stores): Handle all component-ref style stores
23836 in addition to INDIRECT_REF. Also handle complex types.
23837 Do not poolify the inserted load.
23838 (realify_fake_stores): Do not rebuild the tree but only
23839 make it a SSA_NAME copy.
23840 (init_pre): Remove initialzation of modify_expr_template.
23841 Do not allocate modify_expr_node_pool.
23842 (fini_pre): Do not free modify_expr_node_pool.
23844 2008-03-10 Paul Brook <paul@codesourcery.com>
23846 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
23847 to avoid conflicts.
23849 2008-03-10 Paul Brook <paul@codesourcery.com>
23850 Mark Shinwell <shinwell@codesourcery.com>
23852 * config/arm/cortex-r4.md: New.
23853 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
23855 * config/arm/arm.md: Include cortex-r4.md.
23856 (insn): Add smmls, sdiv and udiv values.
23857 (generic_sched): Don't use generic scheduling for Cortex-R4.
23858 (arm_issue_rate): New function.
23859 (TARGET_SCHED_ISSUE_RATE): Define.
23861 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
23863 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
23865 2008-03-10 Richard Guenther <rguenther@suse.de>
23867 * tree-ssa-pre.c (get_sccvn_value): Simplify.
23868 (compute_avail): Do not add stmt uses to AVAIL_OUT.
23870 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
23872 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
23873 Set default to true.
23875 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23877 * c.opt (Wsynth): Deprecate.
23878 * doc/invoke.texi (Option Summary, Warning Options): Document
23879 -Wno-format-contains-nul.
23881 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
23884 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
23885 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
23887 2008-03-09 Ira Rosen <irar@il.ibm.com>
23889 * config/rs6000/rs6000.c (builtin_description): Rename vector
23890 left shift operations.
23891 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
23892 (altivec_vsl<VI_char>): Rename to ...
23893 (ashl<mode>3): ... new name.
23894 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
23896 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23898 2008-03-08 Richard Guenther <rguenther@suse.de>
23900 * coverage.h (tree_coverage_counter_addr): Declare.
23901 * coverage.c (tree_coverage_counter_addr): New function.
23902 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
23903 before using again.
23904 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
23905 (tree_gen_one_value_profiler): Likewise.
23906 (tree_gen_ic_profiler): Likewise.
23907 (tree_gen_average_profiler): Likewise.
23908 (tree_gen_ior_profiler): Likewise.
23910 2008-03-08 Richard Guenther <rguenther@suse.de>
23912 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
23913 (vn_binary_op_insert): Likewise.
23914 (vn_unary_op_lookup): Likewise.
23915 (vn_unary_op_insert): Likewise.
23916 (vn_nary_op_lookup): Declare.
23917 (vn_nary_op_insert): Likewise.
23918 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
23919 and binary hashes, use a single obstack for unary_op_pool
23920 and binary_op_pool.
23921 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
23922 a single struct vn_nary_op_s. Store tree code length and
23923 a variable number of operands.
23924 (struct vn_reference_op_struct): Remove unused op2.
23925 (vn_reference_op_eq): Do not compare op2.
23926 (vn_reference_op_compute_hash): Do not compute hash of op2.
23927 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
23928 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
23929 with vn_nary_op_compute_hash.
23930 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
23931 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
23933 (vn_unary_op_insert, vn_binary_op_insert): Replace with
23935 (visit_unary_op): Call nary functions.
23936 (visit_binary_op): Likewise.
23937 (process_scc): Adjust for struct vn_tables_s changes.
23938 (allocate_vn_table): Likewise.
23939 (free_vn_table): Likewise.
23940 * tree-vn.c (vn_add): Call nary functions.
23941 (vn_lookup): Likewise.
23943 2008-03-08 Jakub Jelinek <jakub@redhat.com>
23946 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
23947 wdst back after sync_compare_and_swapqhi_internal.
23949 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
23952 * config/i386/i386-modes.def (V1DI): New vector mode.
23953 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
23954 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
23955 (MMXMODE248): Ditto.
23956 (MMXMODE): Add V1DI mode.
23957 (mmxvecsize): Change DI mode to V1DI mode.
23958 ("mov<mode>): Use MMXMODEI8 mode iterator.
23959 ("*mov<mode>_internal_rex64"): Ditto.
23960 ("*mov<mode>_internal"): Ditto.
23961 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
23962 ("mmx_sub<mode>3"): Ditto.
23963 ("mmx_adddi3"): Remove insn pattern.
23964 ("mmx_subdi3"): Ditto.
23965 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
23966 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
23967 ("mmx_ashl<mode>3"): Ditto.
23968 ("mmx_lshrdi3"): Remove insn pattern.
23969 ("mmx_ashldi3"): Ditto.
23970 * config/i386/i386.c (classify_argument): Handle V1DImode.
23971 (function_arg_advance_32): Ditto.
23972 (function_arg_32): Ditto.
23973 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
23974 mmx_addv1di3 insn pattern.
23975 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
23976 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
23977 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
23978 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
23979 Remove definitions of built-in functions.
23980 (V1DI_type_node): New node.
23981 (v1di_ftype_v1di_int): Ditto.
23982 (v1di_ftype_v1di_v1di): Ditto.
23983 (v2si_ftype_v2si_si): Ditto.
23984 (v4hi_ftype_v4hi_di): Remove node.
23985 (v2si_ftype_v2si_di): Ditto.
23986 (ix86_init_mmx_sse_builtins): Handle V1DImode.
23987 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
23988 Redefine builtins using def_builtin_const with *_ftype_*_int node.
23989 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
23990 Add new builtins using def_builtin_const.
23991 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
23992 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
23993 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
23994 * config/i386/mmintrin.h (__v1di): New typedef.
23995 (_mm_add_si64): Cast arguments to __v1di type.
23996 (_mm_sub_si64): Ditto.
23997 (_mm_sll_pi16): Cast __count to __v4hi type.
23998 (_mm_sll_pi32): Cast __count to __v2si type.
23999 (_mm_sll_si64): Cast arguments to __v1di type.
24000 (_mm_srl_pi16): Cast __count to __v4hi type.
24001 (_mm_srl_pi32): Cast __count to __v2si type.
24002 (_mm_srl_si64): Cast arguments to __v1di type.
24003 (_mm_sra_pi16): Cast __count to __v4hi type.
24004 (_mm_sra_pi32): Cast __count to __v2si type.
24005 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24006 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24007 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24008 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24009 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24010 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24011 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24012 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24013 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24014 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24015 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24016 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24018 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24020 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24022 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24025 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24026 reg+const addressing for Altivec modes. Don't generate reg+reg
24027 addressing for TFmode or TDmode quantities.
24029 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24031 * c-common.c (vector_types_convertible_p): Call langhook
24032 instead of comptypes.
24034 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24037 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24038 integral and scalar float variables which have a
24041 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24043 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24044 dwarf_register_span hook when emitting unwind information for
24045 register-to-memory saves.
24046 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24047 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24049 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24051 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24052 for the same VAR_DECL.
24054 2008-03-06 Tom Tromey <tromey@redhat.com>
24056 * treelang: Delete.
24057 * doc/standards.texi (Standards): Don't mention treelang.
24058 * doc/invoke.texi (Overall Options): Don't mention treelang.
24059 * doc/install.texi (Prerequisites): Don't mention bison or
24061 (Configuration): Don't mention treelang.
24062 (Building): Likewise.
24063 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24065 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24067 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24068 word-extractions out of a multi-word object.
24070 2008-03-06 Richard Guenther <rguenther@suse.de>
24072 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24073 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24074 result type and precision.
24075 * expr.c (get_inner_reference): Set unsignedp based on the result
24076 type of BIT_FIELD_REF.
24077 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24078 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24079 (try_instantiate_multiple_fields): Likewise. Use the correct type
24081 (sra_build_assignment): Likewise.
24082 (sra_build_elt_assignment): Likewise.
24083 (sra_explode_bitfield_assignment): Likewise.
24084 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24085 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24086 set BIT_FIELD_REF_UNSIGNED.
24087 (vectorizable_load): Likewise.
24089 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24091 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24094 2008-03-06 Richard Guenther <rguenther@suse.de>
24096 * alias.c (struct alias_set_entry): Move has_zero_child field
24097 to pack with alias_set.
24099 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24101 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24104 2008-03-05 Ian Lance Taylor <iant@google.com>
24106 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24108 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24110 * fwprop.c (update_df): Support width and offset parameters of
24112 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24113 global_conflicts): Change DF_REF_EXTRACT to either
24114 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24115 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24116 * df-scan.c (df_ref_record, df_defs_record,
24117 df_ref_create_structure, df_def_record_1, df_uses_record,
24118 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24119 df_bb_refs_collect, df_entry_block_defs_collect,
24120 df_exit_block_uses_collect): Support new width and offset fields.
24121 (ref_extract_pool): New storage pool.
24122 (df_free_ref): New function.
24123 (df_reg_chain_unlink, df_free_collection_rec,
24124 df_sort_and_compress_refs): Call df_free_ref.
24125 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24127 (df_ref_create_structure): Allocate df_ref_extract if offset and
24128 width fields are used.
24129 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24130 (df_uses_record): Get offset and width from ZERO_EXTRACT
24132 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24133 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24134 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24135 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24136 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24137 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24138 (df_ref_extract): New structure.
24139 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24140 (df_ref_create): Add width and offset parameters.
24142 2008-03-05 Richard Guenther <rguenther@suse.de>
24144 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24145 Use ranges_overlap_p.
24146 (offset_overlaps_with_access): Rename
24147 to ranges_overlap_p and move ...
24148 * tree-flow-inline.h (ranges_overlap_p): ... here.
24150 * tree.h (get_inner_reference, handled_component_p): Update
24153 * tree.h (record_component_aliases, get_alias_set,
24154 alias_sets_conflict_p, alias_sets_must_conflict_p,
24155 objects_must_conflict_p): Move declarations ...
24156 * alias.h (record_component_aliases, get_alias_set,
24157 alias_sets_conflict_p, alias_sets_must_conflict_p,
24158 objects_must_conflict_p): ... here.
24159 Include coretypes.h.
24160 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24162 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24164 * cfg.c: Include tree-flow.h.
24165 (remove_edge_raw): Call redirect_edge_var_map_clear.
24166 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24167 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24168 (redirect_edge_var_map_result): New.
24169 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24170 PENDING_STMT use with redirect_edge_var_map_*.
24171 * tree-ssa.c (edge_var_maps): New definition.
24172 (redirect_edge_var_map_add): New.
24173 (redirect_edge_var_map_clear): New.
24174 (redirect_edge_var_map_dup): New.
24175 (redirect_edge_var_map_vector): New.
24176 (redirect_edge_var_map_destroy): New.
24177 (ssa_redirect_edge): Replace PENDING_STMT use with
24178 redirect_edge_var_map_*.
24179 (flush_pending_stmts): Same.
24180 (delete_tree_ssa): Destroy edge var map.
24181 * tree-flow.h (struct _edge_var_map): New.
24182 Define edge_var_map vector type.
24183 Declare redirect_edge_var_map_* prototypes.
24184 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24185 * tree-cfg.c (reinstall_phi_args): Replace
24186 PENDING_STMT use with redirect_edge_var_map_*.
24188 2008-03-05 Richard Guenther <rguenther@suse.de>
24190 PR tree-optimization/35472
24191 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24192 whose single use_stmt has a overlapping set of loaded and
24193 stored symbols as that use_stmt might be a noop assignment then.
24195 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24197 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24199 2008-03-05 Richard Guenther <rguenther@suse.de>
24202 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24203 should be constants.
24204 * tree-cfg.c (verify_expr): Verify it.
24205 * fold-const.c (fold_truthop): Remove code generating
24206 BIT_FIELD_REFs of structure bases.
24207 (fold_binary): Likewise.
24208 (fold_ternary): Position and size of BIT_FIELD_REFs are
24209 always host integers.
24210 (make_bit_field_ref): Remove.
24211 (optimize_bit_field_compare): Remove.
24212 (all_ones_mask_p): Remove.
24214 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24217 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24218 (split_block_and_df_analyze): New. Split basic block and rebuild
24220 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24222 (split_pattern_seq): Likewise.
24223 (erase_matching_seqs): Likewise.
24224 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24226 2008-03-04 Geoff Keating <geoffk@apple.com>
24228 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24229 declaration and code.
24230 (tree_invalid_nonnegative_warnv_p): Likewise.
24232 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24234 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24235 examples. Truncate option-names then causing overfull hbox.
24237 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24240 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24242 * configure: Rebuilt.
24244 2008-03-04 Rafael Espíndola <espindola@google.com>
24246 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24247 (tree_unary_nonnegative_warnv_p): New.
24248 (tree_binary_nonnegative_warnv_p): New.
24249 (tree_single_nonnegative_warnv_p): New.
24250 (tree_invalid_nonnegative_warnv_p): New.
24251 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24253 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24256 * opts.c (handle_option): Postpone 'unknown option' errors only for
24259 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24262 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24265 2008-03-04 Rafael Espíndola <espindola@google.com>
24267 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24268 (tree_binary_nonzero_warnv_p): New.
24269 (tree_single_nonzero_warnv_p): New.
24270 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24272 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24274 PR middle-end/35456
24275 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24276 transformations for modes that have signed zeros.
24277 * ifcvt.c (noce_try_abs): Ditto.
24279 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24281 * config/i386/i386.c (override_options): Force
24282 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24284 2008-03-04 Jan Hubicka <jh@suse.cz>
24287 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24290 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24292 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24293 label to probe the stack.
24295 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24297 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24298 (__gthr_win32_mutex_destroy): Declare.
24299 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24300 __gthr_win32_mutex_destroy.
24301 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24303 2008-03-03 Jan Hubicka <jh@suse.cz>
24306 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24307 aggressive on inlining cold calls.
24309 2008-03-03 Richard Guenther <rguenther@suse.de>
24311 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24312 struct copies into the expression table.
24313 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24314 (try_to_simplify): Likewise.
24315 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24316 integral and pointer arguments which do not change the
24317 precision to NOP_EXPRs.
24318 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24319 VIEW_CONVERT_EXPR case.
24321 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24323 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24324 defined in a loop at depth 0 is invariant.
24325 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24326 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24327 be called at loop depth 0.
24329 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24332 * gcc.c (process_command): Update copyright notice dates.
24333 * gcov.c (print_version): Likewise.
24334 * gcov-dump.c (print_version): Likewise.
24335 * mips-tfile.c (main): Likewise.
24336 * mips-tdump.c (main): Likewise.
24338 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24341 * c-common.c (flag_permissive): Delete.
24342 (constant_expression_warnings): Check flags first.
24343 (constant_expression_error): New.
24344 * c-common.h (flag_permissive): Delete.
24345 (constant_expression_error): Declare.
24346 * flags.h (flag_permissive): Declare. Update description.
24347 * diagnostic.c (pedwarn): Update.
24349 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24350 (permissive_error_kind): New.
24351 * toplev.c (flag_permissive): Define. Update description.
24352 * toplev.h (permissive_error_kind): Declare.
24353 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24354 (pedwarn_c90): Use pedantic_warning_kind.
24355 * c-opts.c (c_common_post_options): flag_permissive does not affect
24356 flag_pedantic_errors.
24358 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24360 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24361 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24362 __absvsi2, __absvDI2): Use unsigned arithmetic.
24364 2008-03-02 Andi Kleen <ak@suse.de>
24365 Richard Guenther <rguenther@suse.de>
24367 * struct-equiv.c: Remove file.
24368 * cfg_cleanup.c (condjump_equiv_p): Remove.
24369 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24370 (struct-equiv.o): Remove rule.
24371 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24372 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24373 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24375 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24377 * ifcvt.c (noce_process_if_block): Try to handle only the then
24378 block if the else block exists but isn't suitable.
24380 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24383 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24384 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24385 regression from previous patch.
24387 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24390 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24392 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24393 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24394 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24395 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24396 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24397 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24398 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24399 (__gthread_mutex_destroy_function): Rename to
24400 __gthread_mutex_destroy.
24401 * gthr-dce.h (__gthread_mutex_destroy): Call
24402 pthread_mutex_destroy.
24403 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24404 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24405 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24407 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24409 * df-scan.c (df_ref_chain_change_bb): Simplify.
24410 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24411 set_block_for_insn if there's any change.
24412 * df.h ((df_insn_change_bb): Fix prototype.
24413 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24414 df_insn_change_bb, don't call set_block_for_insn.
24415 * emit-rtl.c (reorder_insns): Likewise.
24416 * haifa-sched.c (move_insn): Likewise.
24418 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24420 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24422 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24424 * tree-flow-inline.h (next_readonly_imm_use): Return
24425 NULL_USE_OPERAND_P after the end.
24427 2008-03-01 Richard Guenther <rguenther@suse.de>
24429 PR tree-optimization/35411
24430 * tree-sra.c (sra_build_assignment): Split conversion to
24431 final type to a separate statement if we are not assigning
24434 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24436 * fold-const.c (fold_convertible_p): Correct the logic to follow
24437 that in fold_convert().
24439 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24442 * tree-inline.c (build_duplicate_type): When we make a
24443 duplicate type, make it unique in the canonical types system.
24445 2008-02-29 Tom Tromey <tromey@redhat.com>
24447 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24448 input_file_stack_history, input_file_stack_restored): Remove.
24449 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24450 * input.h (struct file_stack): Remove.
24451 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24452 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24454 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24456 (diagnostic_last_module_changed): Add 'map' argument.
24457 (diagnostic_set_last_function): Likewise.
24458 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24459 line map, not input_file_stack.
24460 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24462 2008-02-29 Paul Brook <paul@codesourcery.com>
24464 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24466 2008-02-29 Paul Brook <paul@codesourcery.com>
24468 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24470 2008-02-29 Richard Guenther <rguenther@suse.de>
24472 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24474 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24475 value for comparing for a store match.
24476 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24477 (try_to_simplify): Do not do a full-blown reference lookup.
24479 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24481 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24482 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24484 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24486 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24488 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24489 strides against cache sizes.
24491 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24493 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24496 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24498 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24499 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24500 is smaller than the original promoted value.
24501 (simplify_subreg): If OP is a SUBREG, try to preserve its
24502 SUBREG_PROMOTED_VAR_P information.
24504 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24506 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24507 (VN_INFO_GET): Allocate new objects on the obstack.
24508 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24509 for rpo_numbers_temp, for consistency.
24510 (free_scc_vn): Free the obstack.
24512 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24514 * doc/invoke.texi: Document -ftree-loop-distribution.
24515 * tree-loop-distribution.c: New.
24516 * tree-pass.h (pass_loop_distribution): New.
24517 * graphds.h (struct graph): Add htab_t indices.
24518 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24519 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24520 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24521 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24522 * tree-data-ref.c (debug_data_dependence_relations): New.
24523 (dump_data_dependence_relation): Also print data references.
24524 (free_data_ref): Extern.
24525 (same_access_functions): Moved...
24526 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24527 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24528 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24529 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24530 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24531 (stmts_from_loop): Skip LABEL_EXPR.
24532 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24534 (build_rdg): Initialize rdg->indices htab.
24535 (free_rdg, stores_from_loop, ref_base_address,
24536 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24537 have_similar_memory_accesses_1, ref_base_address_1,
24538 remove_similar_memory_refs): New.
24539 * tree-data-ref.h: Depend on tree-chrec.h.
24540 (debug_data_dependence_relations, free_data_ref): Declared.
24541 (same_access_functions): ... here.
24542 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24544 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24545 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24546 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24547 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24548 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24549 rdg_vertex_for_stmt): Declared.
24550 (struct rdg_edge): Add level.
24552 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24553 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24555 (rdg_has_similar_memory_accesses): New.
24556 * tree-vect-analyze.c: Remove unused static decls.
24557 * lambda.h (dependence_level): New.
24558 * common.opt (ftree-loop-distribution): New.
24559 * tree-flow.h (mark_virtual_ops_in_bb,
24560 slpeel_tree_duplicate_loop_to_edge_cfg,
24561 rename_variables_in_loop): Declared.
24562 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24563 (OBJS-common): Add tree-loop-distribution.o.
24564 (tree-loop-distribution.o): New rule.
24565 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24566 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24567 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24569 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24572 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24573 other than structures and unions.
24575 2008-02-28 Richard Guenther <rguenther@suse.de>
24578 2008-02-26 Richard Guenther <rguenther@suse.de>
24580 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24581 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24582 (lookup_decl_from_uid): Declare.
24583 (remove_decl_from_map): Likewise.
24584 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24585 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24586 (decl_for_uid_map): New global hashtable mapping DECL_UID
24588 (init_ttree): Allocate it.
24589 (insert_decl_to_uid_decl_map): New helper function.
24590 (make_node_stat): Insert new decls into the map.
24591 (copy_node_stat): Likewise.
24592 (lookup_decl_from_uid): New function.
24593 (remove_decl_from_map): Likewise.
24594 (print_decl_for_uid_map_statistics): New helper.
24595 (dump_tree_statistics): Call it.
24597 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24598 (referenced_var_iterator): Adjust.
24599 (FOR_EACH_REFERENCED_VAR): Adjust.
24600 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24601 (num_referenced_vars): Adjust.
24602 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24603 (first_referenced_var): Remove.
24604 (end_referenced_vars_p): Likewise.
24605 (next_referenced_var): Likewise.
24606 (referenced_var_iterator_set): New helper function.
24607 * tree-dfa.c (referenced_var_lookup): Adjust.
24608 (referenced_var_check_and_insert): Likewise.
24609 (remove_referenced_var): Likewise.
24610 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24611 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24612 (verify_call_clobbering): Likewise.
24613 (verify_memory_partitions): Likewise.
24614 (init_tree_ssa): Allocate bitmap instead of hashtable for
24616 (delete_tree_ssa): Adjust.
24617 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24618 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24619 (compute_tag_properties): Likewise.
24620 (set_initial_properties): Likewise.
24621 (find_partition_for): Likewise.
24622 (update_reference_counts): Likewise.
24623 (dump_may_aliases_for): Likewise.
24624 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24625 (add_call_clobber_ops): Likewise.
24626 (add_call_read_ops): Likewise.
24627 (get_asm_expr_operands): Likewise.
24628 * tree-into-ssa.c (dump_decl_set): Likewise.
24629 (update_ssa): Likewise.
24630 * tree-sra.c (scan_function): Likewise.
24631 (decide_instantiations): Likewise.
24632 (scalarize_parms): Likewise.
24633 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24634 (dsa_named_for): Likewise.
24635 * tree-ssa-structalias.c (update_alias_info): Likewise.
24636 (merge_smts_into): Likewise.
24638 2008-02-27 David Daney <ddaney@avtrex.com>
24641 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24642 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24643 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24644 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24645 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24647 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24650 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24651 (BUILT_IN_NEXTTOWARD): Remove.
24652 (BUILT_IN_NEXTTOWARDF): Ditto.
24653 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24654 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24656 2008-02-27 Tom Tromey <tromey@redhat.com>
24658 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24659 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24661 2008-02-27 Jan Beulich <jbeulich@novell.com>
24663 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24664 update the respective field on newdecl.
24666 2008-02-27 Revital Eres <eres@il.ibm.com>
24668 PR rtl-optimization/34999
24669 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24670 crossing edges that ends with a call insn.
24671 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24672 call insn and clear the EDGE_CROSSING flag of the crossing edge
24673 when fixing fallthru edges.
24675 2008-02-27 Richard Guenther <rguenther@suse.de>
24677 PR middle-end/35390
24678 * fold-const.c (fold_unary): Return the correct argument,
24679 converted to the result type.
24681 2008-02-27 Richard Guenther <rguenther@suse.de>
24683 PR middle-end/34971
24684 * expr.c (expand_expr_real_1): Assert on rotates that operate
24686 * fold-const.c (fold_binary): Use the types precision, not the
24687 bitsize of the mode if folding rotate expressions. Build rotates
24688 only for full modes.
24690 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24692 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24693 and CPP_PRAGMA_EOL.
24694 * c-pragma.c (pragma_ns_name): New typedef.
24695 (registered_pp_pragmas): New variable.
24696 (c_pp_lookup_pragma): New function.
24697 (c_register_pragma_1): If flag_preprocess_only, do nothing
24698 for non-expanded pragmas, for expanded ones push pragma's
24699 namespace and name into registered_pp_pragmas vector.
24700 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24701 flag_preprocess_only, don't register GCC pch_preprocess
24702 pragma if flag_preprocess_only.
24703 * c-opts.c (c_common_init): Call init_pragma even if
24704 flag_preprocess_only.
24705 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24706 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24707 cpp_register_pragma if flag_preprocess_only.
24709 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24712 * c-parser.c (c_parser_translation_unit): Warn for empty
24713 translation unit, not empty source file.
24715 2008-02-26 Paul Brook <paul@codesourcery.com>
24717 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
24718 operand for Thumb-2.
24719 * config/arm/arm.h (reg_class): Add CORE_REGS.
24720 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
24721 (BASE_REG_CLASS): Use CORE_REGS.
24722 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
24723 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
24724 (REGNO_OK_FOR_INDEX_P): Exclude SP.
24725 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
24726 ARM_REGNO_OK_FOR_INDEX_P.
24727 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
24728 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
24729 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
24730 (ldm/stm peepholes): Ditto.
24731 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
24732 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
24733 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
24734 * config/arm/constraints.md: Enable "k" constraint on ARM.
24736 2008-02-27 Ben Elliston <bje@au.ibm.com>
24738 * config/rs6000/rs6000.c: Annotate cache line size field in all
24739 instances of struct processor_costs.
24741 2008-02-26 David Edelsohn <edelsohn@gnu.org>
24743 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
24744 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
24745 jump_bypass): New counters.
24746 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
24747 * dce.c (gate_ud_dce): Same.
24748 (gate_fast_dce): Same.
24749 * dse.c (gate_dse1): New function.
24750 (gate_dse2): New function.
24751 (gate_dse): Merge results of new gate functions.
24752 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
24753 (gate_handle_jump_bypass): Add dbg_cnt.
24754 (gate_handle_gcse): Add dbg_cnt.
24755 * ifcvt.c (gate_handle_if_conversion): Same.
24756 (gate_handle_if_after_combine): Same.
24757 (gate_handle_if_after_reload): Same.
24758 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
24760 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
24762 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
24764 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
24766 2008-02-26 Jason Merrill <jason@redhat.com>
24769 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
24770 alone if it's the naming decl for the type's main variant.
24772 2008-02-26 Tom Tromey <tromey@redhat.com>
24774 * system.h (USE_MAPPED_LOCATION): Poison.
24775 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
24776 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
24777 (make_goto_expr_edges): Likewise.
24778 (remove_bb): Likewise.
24779 (execute_warn_function_return): Likewise.
24780 * basic-block.h (struct edge_def) <goto_locus>: Change type to
24782 * c-common.c (fname_decl): Remove old location code.
24783 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
24785 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
24787 (ASM_INPUT_SOURCE_LOCATION): Likewise.
24788 (gen_rtx_ASM_INPUT): Likewise.
24789 (gen_rtx_ASM_INPUT_loc): Likewise.
24790 (get_rtx_asm_OPERANDS): Remove.
24791 * cfglayout.c (insn_locators_alloc): Remove old location code.
24792 (set_curr_insn_source_location): Likewise.
24793 (curr_insn_locator): Likewise.
24794 * print-tree.c (print_node): Remove old location code.
24795 * tree-mudflap.c (mf_varname_tree): Remove old location code.
24796 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
24797 * cfgexpand.c (expand_gimple_cond_expr): Don't use
24798 location_from_locus.
24799 (construct_exit_block): Remove old location code.
24800 * emit-rtl.c (force_next_line_note): Remove old location code.
24801 * profile.c (branch_prob): Remove old location code.
24802 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
24803 LOC_LINE): Remove old-location variants.
24804 * langhooks.c (lhd_print_error_function): Remove old location
24806 * configure, config.in: Rebuilt.
24807 * configure.ac (--enable-mapped-location): Remove.
24808 * c-decl.c (c_init_decl_processing): Remove old location code.
24809 (finish_function): Likewise.
24810 * recog.c (decode_asm_operands): Remove old location code.
24811 * c-pch.c (c_common_read_pch): Remove old location code.
24812 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
24814 * gimple-low.c (lower_function_body): Remove old location code.
24815 * toplev.c (unknown_location): Remove.
24816 (push_srcloc): Remove old-location variant.
24817 (process_options): Remove old location code.
24818 (lang_dependent_init): Likewise.
24819 * input.h (UNKNOWN_LOCATION): Move definition.
24820 (location_t): Undeprecate.
24821 (source_locus): Remove.
24822 (location_from_locus): Remove.
24823 (struct location_s): Remove.
24824 Remove all old-location code.
24825 (input_line, input_filename): Remove.
24826 * final.c (final_scan_insn): Remove old location code.
24827 * diagnostic.c (diagnostic_build_prefix): Remove
24828 USE_MAPPED_LOCATION test.
24829 * tree.h (gimple_stmt) <locus>: Now a location_t.
24830 (tree_exp) <locus>: Likewise.
24831 (DECL_IS_BUILTIN): Remove old-location variant.
24832 (annotate_with_file_line, annotate_with_locus): Likewise.
24833 (expr_locus, set_expr_locus): Update.
24834 * tree.c (build1_stat): Remove old location code.
24835 (last_annotated_node): Remove.
24836 (annotate_with_file_line): Remove old-location variant.
24837 (annotate_with_locus): Likewise.
24838 (expr_location): Remove old location code.
24839 (set_expr_location): Likewise.
24840 (expr_has_location): Likewise.
24841 (expr_locus): Likewise.
24842 (set_expr_locus): Likewise.
24843 (expr_filename): Don't use location_from_locus.
24844 (expr_lineno): Likewise.
24845 * rtl-error.c (location_for_asm): Remove old location code.
24846 * c-lex.c (cb_line_change): Remove old location code.
24847 (fe_file_change): Likewise.
24848 (cb_def_pragma): Likewise.
24849 (c_lex_with_flags): Likewise.
24850 * gengtype.c (do_typedef): Don't special-case location types.
24851 (define_location_structures): Remove.
24852 (main): Don't call define_location_structures.
24853 * tree-pretty-print.c (dump_implicit_edges): Remove old location
24856 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24859 * builtins.def (BUILT_IN_STDARG_START): Remove.
24860 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
24861 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
24862 * tree-inline.c (inline_forbidden_p_1): Likewise.
24864 2008-02-26 Richard Guenther <rguenther@suse.de>
24866 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24867 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24868 (lookup_decl_from_uid): Declare.
24869 (remove_decl_from_map): Likewise.
24870 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24871 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24872 (decl_for_uid_map): New global hashtable mapping DECL_UID
24874 (init_ttree): Allocate it.
24875 (insert_decl_to_uid_decl_map): New helper function.
24876 (make_node_stat): Insert new decls into the map.
24877 (copy_node_stat): Likewise.
24878 (lookup_decl_from_uid): New function.
24879 (remove_decl_from_map): Likewise.
24880 (print_decl_for_uid_map_statistics): New helper.
24881 (dump_tree_statistics): Call it.
24883 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24884 (referenced_var_iterator): Adjust.
24885 (FOR_EACH_REFERENCED_VAR): Adjust.
24886 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24887 (num_referenced_vars): Adjust.
24888 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24889 (first_referenced_var): Remove.
24890 (end_referenced_vars_p): Likewise.
24891 (next_referenced_var): Likewise.
24892 (referenced_var_iterator_set): New helper function.
24893 * tree-dfa.c (referenced_var_lookup): Adjust.
24894 (referenced_var_check_and_insert): Likewise.
24895 (remove_referenced_var): Likewise.
24896 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24897 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24898 (verify_call_clobbering): Likewise.
24899 (verify_memory_partitions): Likewise.
24900 (init_tree_ssa): Allocate bitmap instead of hashtable for
24902 (delete_tree_ssa): Adjust.
24903 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24904 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24905 (compute_tag_properties): Likewise.
24906 (set_initial_properties): Likewise.
24907 (find_partition_for): Likewise.
24908 (update_reference_counts): Likewise.
24909 (dump_may_aliases_for): Likewise.
24910 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24911 (add_call_clobber_ops): Likewise.
24912 (add_call_read_ops): Likewise.
24913 (get_asm_expr_operands): Likewise.
24914 * tree-into-ssa.c (dump_decl_set): Likewise.
24915 (update_ssa): Likewise.
24916 * tree-sra.c (scan_function): Likewise.
24917 (decide_instantiations): Likewise.
24918 (scalarize_parms): Likewise.
24919 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24920 (dsa_named_for): Likewise.
24921 * tree-ssa-structalias.c (update_alias_info): Likewise.
24922 (merge_smts_into): Likewise.
24924 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24927 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
24928 * c-opts.c (c_common_handle_option): Wall enables
24929 Wvolatile-register-var.
24930 * common.opt: Move Wvolatile-register-var to...
24933 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24935 * common.opt (Wlarger-than=): New.
24936 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
24938 * opts.c (common_handle_option): Handle -Wlarger-than=.
24939 * optc-gen.awk: Likewise.
24940 * opth-gen.awk: Likewise.
24941 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
24942 * tree-optimize.c (tree_rest_of_compilation): Likewise.
24944 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24946 * c-common.c (match_case_to_enum_1): Add appropriate
24947 OPT_W* parameter to warning.
24948 (c_do_switch_warnings): Likewise.
24949 * c-typeck.c (warning_init): Add one more parameter following
24950 'warning' function.
24951 (push_init_level): Update call to warning_init.
24952 (pop_init_level): Likewise.
24953 (add_pending_init): Likewise.
24954 (output_init_element: Likewise.
24956 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24959 * toplev.c (toplev_main): If there are warnings or error, print
24960 errors for ignored options.
24961 * opts.c (ignored_options): New static variable.
24962 (postpone_unknown_option_error): New.
24963 (print_ignored_options): New.
24964 (handle_option): Postpone errors for unknown -Wno-* options.
24965 * opts.h (print_ignored_options): Declare.
24967 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
24969 * config/mips/mips.md (loadgp_blockage, blockage): Change type
24972 2008-02-25 Richard Guenther <rguenther@suse.de>
24975 2008-02-25 Richard Guenther <rguenther@suse.de>
24977 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24978 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24979 (lookup_decl_from_uid): Declare.
24980 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24981 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24982 (decl_for_uid_map): New global hashtable mapping DECL_UID
24984 (init_ttree): Allocate it.
24985 (insert_decl_to_uid_decl_map): New helper function.
24986 (make_node_stat): Insert new decls into the map.
24987 (copy_node_stat): Likewise.
24988 (lookup_decl_from_uid): New function.
24989 (print_decl_for_uid_map_statistics): New helper.
24990 (dump_tree_statistics): Call it.
24992 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24993 (referenced_var_iterator): Adjust.
24994 (FOR_EACH_REFERENCED_VAR): Adjust.
24995 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24996 (num_referenced_vars): Adjust.
24997 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24998 (first_referenced_var): Remove.
24999 (end_referenced_vars_p): Likewise.
25000 (next_referenced_var): Likewise.
25001 (referenced_var_iterator_set): New helper function.
25002 * tree-dfa.c (referenced_var_lookup): Adjust.
25003 (referenced_var_check_and_insert): Likewise.
25004 (remove_referenced_var): Likewise.
25005 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25006 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25007 (verify_call_clobbering): Likewise.
25008 (verify_memory_partitions): Likewise.
25009 (init_tree_ssa): Allocate bitmap instead of hashtable for
25011 (delete_tree_ssa): Adjust.
25012 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25013 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25014 (compute_tag_properties): Likewise.
25015 (set_initial_properties): Likewise.
25016 (find_partition_for): Likewise.
25017 (update_reference_counts): Likewise.
25018 (dump_may_aliases_for): Likewise.
25019 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25020 (add_call_clobber_ops): Likewise.
25021 (add_call_read_ops): Likewise.
25022 (get_asm_expr_operands): Likewise.
25023 * tree-into-ssa.c (dump_decl_set): Likewise.
25024 (update_ssa): Likewise.
25025 * tree-sra.c (scan_function): Likewise.
25026 (decide_instantiations): Likewise.
25027 (scalarize_parms): Likewise.
25028 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25029 (dsa_named_for): Likewise.
25030 * tree-ssa-structalias.c (update_alias_info): Likewise.
25031 (merge_smts_into): Likewise.
25033 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25036 * doc/invoke.texi (-fcx-limited-range): Document new option.
25037 * toplev.c (process_options): Handle -fcx-fortran-rules.
25038 * common.opt: Add documentation for -fcx-fortran-rules.
25040 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25043 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25044 actual behaviour and C99.
25046 2008-02-26 Ben Elliston <bje@au.ibm.com>
25048 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25049 (ASM_CPU_POWER6_SPEC): Likewise.
25050 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25051 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25052 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25054 2008-02-25 Richard Guenther <rguenther@suse.de>
25056 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25057 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25058 (lookup_decl_from_uid): Declare.
25059 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25060 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25061 (decl_for_uid_map): New global hashtable mapping DECL_UID
25063 (init_ttree): Allocate it.
25064 (insert_decl_to_uid_decl_map): New helper function.
25065 (make_node_stat): Insert new decls into the map.
25066 (copy_node_stat): Likewise.
25067 (lookup_decl_from_uid): New function.
25068 (print_decl_for_uid_map_statistics): New helper.
25069 (dump_tree_statistics): Call it.
25071 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25072 (referenced_var_iterator): Adjust.
25073 (FOR_EACH_REFERENCED_VAR): Adjust.
25074 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25075 (num_referenced_vars): Adjust.
25076 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25077 (first_referenced_var): Remove.
25078 (end_referenced_vars_p): Likewise.
25079 (next_referenced_var): Likewise.
25080 (referenced_var_iterator_set): New helper function.
25081 * tree-dfa.c (referenced_var_lookup): Adjust.
25082 (referenced_var_check_and_insert): Likewise.
25083 (remove_referenced_var): Likewise.
25084 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25086 (verify_call_clobbering): Likewise.
25087 (verify_memory_partitions): Likewise.
25088 (init_tree_ssa): Allocate bitmap instead of hashtable for
25090 (delete_tree_ssa): Adjust.
25091 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25092 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25093 (compute_tag_properties): Likewise.
25094 (set_initial_properties): Likewise.
25095 (find_partition_for): Likewise.
25096 (update_reference_counts): Likewise.
25097 (dump_may_aliases_for): Likewise.
25098 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25099 (add_call_clobber_ops): Likewise.
25100 (add_call_read_ops): Likewise.
25101 (get_asm_expr_operands): Likewise.
25102 * tree-into-ssa.c (dump_decl_set): Likewise.
25103 (update_ssa): Likewise.
25104 * tree-sra.c (scan_function): Likewise.
25105 (decide_instantiations): Likewise.
25106 (scalarize_parms): Likewise.
25107 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25108 (dsa_named_for): Likewise.
25109 * tree-ssa-structalias.c (update_alias_info): Likewise.
25110 (merge_smts_into): Likewise.
25112 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25115 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25116 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25117 * alias.h (nonoverlapping_memrefs_p): Likewise.
25119 2008-02-25 Jan Beulich <jbeulich@novell.com>
25121 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25122 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25123 __emultls_get_address, __emultls_register_common,
25124 __floatundi?f, and _Unwind_GetIPInfo.
25125 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25126 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25127 (gen_regparm_prefix): Likewise.
25128 (i386_nlm_encode_section_info): Sync with
25129 config/i386/winnt.c:i386_pe_encode_section_info().
25130 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25131 i386_nlm_mangle_decl_assembler_name): New.
25132 (netware_override_options): New.
25133 * config/i386/netware.h (netware_override_options): Declare.
25134 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25135 (i386_nlm_mangle_decl_assembler_name): Declare.
25136 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25138 2008-02-25 Ben Elliston <bje@au.ibm.com>
25141 * c-decl.c (grokdeclarator): Remove unused local variables
25142 `typedef_type' and `type_as_written'.
25144 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25145 unused local variable `has_hot_blocks'.
25146 (fix_crossing_conditional_branches): Remove unused local variable
25149 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25151 PR middle-end/19984
25152 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25153 using DEF_C99_BUILTIN.
25154 (BUILT_IN_NANF): Ditto.
25155 (BUILT_IN_NANL): Ditto.
25157 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25158 Revital Eres <eres@il.ibm.com>
25160 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25161 regarding the order of two dependent insns in the same row.
25163 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25165 * stor-layout.c (layout_decl): Do not bump the alignment of a
25166 bit-field to more than byte alignment if it is packed.
25168 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25170 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25173 2008-02-24 Diego Novillo <dnovillo@google.com>
25175 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25178 * tree-vrp.c (vrp_evaluate_conditional): With
25179 -Wtype-limits, emit a warning when comparing against a
25180 constant outside the natural range of OP0's type.
25181 * c.opt (Wtype-limits): Move ...
25182 * common.opt (Wtype-limits): ... here.
25184 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25186 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25187 * config/rs6000/e300c2c3.md: New file.
25188 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25190 (rs6000_override_options): Add e300c2 and e300c3 cases to
25191 processor_target_table. Do not allow usage of Altivec or Spe
25192 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25193 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25194 * config/rs6000/rs6000.h (processor_type): Add
25195 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25196 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25197 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25198 and ppce300c3. Include e300c2c3.md.
25200 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25202 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25203 instead of TARGET_STRICT_ALIGN.
25205 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25207 * explow.c (memory_address): Assert that the generated address is
25210 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25213 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25214 * config/darwin-ppc-ldouble-patch.def: New file.
25215 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25216 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25217 SUBTARGET_INIT_BUILTINS if defined.
25218 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25221 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25224 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25225 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25227 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25230 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25231 file" warning condtional on -Winvalid-PCH.
25233 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25235 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25237 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25241 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25242 prevent reload from using MMX registers.
25243 (*mov<mode>_internal): Ditto.
25244 (*movv2sf_internal_rex64): Ditto.
25245 (*movv2sf_internal): Ditto.
25247 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25249 PR documentation/31569
25250 * doc/install.texi2html: Use makeinfo --no-number-sections.
25252 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25254 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25255 ensure that we can address an entire entity > 8 bytes. Don't
25256 generate reg+reg addressing for such data.
25258 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25260 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25261 strings when optimizing for size, unless the target cares about
25264 2008-02-22 Tom Tromey <tromey@redhat.com>
25266 * regclass.c (current_pass): Remove declaration.
25268 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25270 * config/avr/libgcc.S (__RAMPZ__): Define.
25271 (__do_copy_data): Add for devices with 128KB code memory.
25273 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25275 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25277 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25279 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25281 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25284 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25287 * c-typeck.c (build_binary_op): Warn about floating point
25288 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25290 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25293 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25294 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25296 (rs6000_override_options): Set altivec_abi as default, not override,
25297 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25298 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25299 is used; use new member spe_abi.
25300 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25301 spe_abi and altivec_abi.
25303 2008-02-22 Tomas Bily <tbily@suse.cz>
25305 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25307 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25310 * config.build (build_file_translate): Set to `CMD //c' only if
25312 * Makefile.in (build_file_translate): Improve comment.
25314 2008-02-21 Jan Hubicka <jh@suse.cz>
25316 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25317 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25318 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25320 2008-02-21 Michael Matz <matz@suse.de>
25323 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25325 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25327 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25328 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25329 as insn constraint.
25330 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25331 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25332 SSE_VEC_FLOAT_MODE_P as insn constraint.
25333 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25334 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25335 sse4a_movntdf using MODEF mode iterator.
25336 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25337 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25338 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25339 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25340 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25341 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25342 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25344 2008-02-21 Richard Guenther <rguenther@suse.de>
25346 * tree.def (PAREN_EXPR): New tree code.
25347 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25349 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25350 * expr.c (expand_expr_real_1): Likewise.
25351 * tree-inline.c (estimate_num_insns_1): Likewise.
25352 * tree-complex.c (expand_complex_move): Likewise.
25353 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25356 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25359 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25361 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25364 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25366 * config/sh/sh.c (find_barrier): Don't go past
25367 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25369 2008-02-20 DJ Delorie <dj@redhat.com>
25371 * config/h8300/h8300.md (insv): Force source operand to be a register.
25373 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25374 as a jump, not as a plain insn.
25376 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25378 * doc/invoke.texi (Warning Options): Add new option
25379 -Wframe-larger-than=.
25380 (-Wframe-larger-than): Document.
25382 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25383 Add declarations for new option variables.
25385 * final.c (final_start_function): Check the frame size
25386 before emission and issue a Wframe-larger-than warning.
25388 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25389 Add definitions for new option variables.
25390 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25392 * common.opt (Wframe-larger-than=): New option.
25394 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25396 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25397 (<sse>_div<mode>3): Ditto.
25398 (<sse>_vmdiv<mode>3): Ditto.
25399 (<sse>_vmsqrt<mode>2): Ditto.
25400 (*smax<mode>3): Ditto.
25401 (sse5_frcz<mode>2): Ditto.
25402 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25403 as insn constraint.
25405 2008-02-20 Richard Guenther <rguenther@suse.de>
25407 PR middle-end/35265
25408 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25409 be happy with INTEGRAL_TYPE_P.
25411 2008-02-20 Richard Guenther <rguenther@suse.de>
25413 * fold-const.c (split_tree): Associate floatig-point expressions
25414 if flag_associative_math is set.
25416 2008-02-20 Richard Guenther <rguenther@suse.de>
25418 * tree.h (fold_real_zero_addition_p): Declare.
25419 * fold-const.c (fold_real_zero_addition_p): Export.
25420 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25421 floating-point operations with zero and one.
25423 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25425 * doc/install.texi: Correct references to CFLAGS, replacing them
25426 with BOOT_CFLAGS. Document flags used during bootstrap for
25429 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25431 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25432 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25433 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25435 (smin<mode>3): Ditto from similar patterns.
25436 (smax<mode>3): Ditto.
25437 (*ieee_smin<mode>3): Ditto.
25438 (*ieee_smax<mode>3): Ditto.
25439 * config/i386/sse.md (sse): New mode attribute.
25440 (mov<mode>): Macroize expander from movv4sf and movv2df using
25441 SSEMODEF2P mode iterator.
25442 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25443 SSE_VEC_FLOAT_MODE_P as insn constraint.
25444 (storent<mode>): Ditto.
25445 (storent<mode>): Macroize expander from storentsf and storentdf using
25446 MODEF mode iterator.
25447 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25448 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25449 (abs<mode>2): Ditto from similar patterns.
25450 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25451 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25452 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25453 (<sse>_vmsqrt<mode>2): Ditto.
25454 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25455 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25456 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25457 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25458 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25459 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25460 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25462 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25463 iterator and SSE_FLOAT_MODE_P as insn constraint.
25464 (<sse>_ucomi): Ditto from similar patterns.
25465 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25466 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25467 SSE_VEC_FLOAT_MODE_P as insn constraint.
25468 (vcond<mode>): Ditto from similar patterns.
25469 (and<mode>3, *and<mode>3): Ditto.
25470 (<sse>_nand<mode>3): Ditto.
25471 (ior<mode>3, *ior<mode>3): Ditto.
25472 (xor<mode>3, *xor<mode>3): Ditto.
25473 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25474 iterator and SSE_FLOAT_MODE_P as insn constraint.
25475 (*nand<mode>3): Ditto from similar patterns.
25476 (*ior<mode>3): Ditto.
25477 (*xor<mode>3): Ditto.
25479 2008-02-20 Ira Rosen <irar@il.ibm.com>
25481 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25482 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25483 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25485 2008-02-19 Jan Hubicka <jh@suse.cz>
25487 * predict.c (tree_bb_level_predictions): Remove variable next
25488 mistakely introduced by previous commit.
25490 2008-02-19 Jan Hubicka <jh@suse.cz>
25492 * predict.c (predict_paths_leading_to): Rewrite.
25493 (predict_paths_for_bb): New.
25494 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25496 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25499 * Makefile.in (build_file_translate): New.
25500 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25501 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25502 * configure.ac (build_file_translate): Substitute it.
25503 * configure: Regenerate.
25505 2008-02-19 Jan Hubicka <jh@suse.cz>
25507 PR rtl-optimization/34408
25508 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25511 2008-02-19 Jan Hubicka <jh@suse.cz>
25513 PR middle-end/28779
25514 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25517 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25520 * config/i386/i386-modes.def: Revert the last DI alignment
25521 change until Ada people can look into it.
25523 2008-02-19 Nick Clifton <nickc@redhat.com>
25525 * opts.c (print_specific_help): Fix typo in --help text.
25527 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25530 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25531 32-bit inline asm without asm alternatives for host GCC < 3.0.
25533 2008-02-19 Richard Guenther <rguenther@suse.de>
25535 PR tree-optimization/34989
25536 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25537 Allow propagation to INDIRECT_REF if we can simplify only.
25539 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25541 * c-common.c (warn_for_collisions_1): Use appropriate option when
25544 2008-02-19 Nick Clifton <nickc@redhat.com>
25547 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25548 (handle_options): Fix indentation.
25549 (print_filtered_help): If no language-specific options were
25550 displayed tell the user how to list all the options supported by
25551 the language's front-end.
25552 (print_specific_help): Fix indentation and remove duplicate line.
25553 (common_handle_option): Handle the -v option.
25554 For --help enable the display of undocumented options if the -v
25555 switch has been included on the command line.
25556 For --help= check for overlaps in the arguments between the option
25557 classes and the language names and issue a warning when they
25558 cannot be disambiguated.
25559 * c.opt (v): Pass on to the common option handler.
25561 2008-02-19 Revital Eres <eres@il.ibm.com>
25563 * modulo-sched.c (sms_schedule): Change dump message when
25564 create_ddg function fails.
25565 (try_scheduling_node_in_cycle): Rename row to cycle.
25566 (print_partial_schedule): Rename CYCLE to ROW.
25568 2008-02-19 Christian Bruel <christian.bruel@st.com>
25569 Zdenek Dvorak <ook@ucw.cz>
25571 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25573 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25576 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25577 (*x86_movdicc_0_m1_se): Ditto.
25579 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25581 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25582 (CMPtype): Define as __gcc_CMPtype.
25583 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25584 (CMPtype): Define as __gcc_CMPtype.
25586 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25588 Support valgrind 3.3 for --enable-checking=valgrind.
25589 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25591 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25592 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25593 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25594 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25595 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25596 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25597 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25599 * ggc-zone.c: Similar.
25600 * ggc-page.c: Similar.
25602 2008-02-19 Paul Brook <paul@codesourcery.com>
25605 * config/arm/ieee754-df.S: Fix do_it typo.
25606 * config/arm/ieee754-sf.S: Fix do_it typo.
25608 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25611 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25612 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25613 (OPTION_MASK_ISA_SSE_SET): Likewise.
25614 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25615 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25616 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25617 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25618 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25619 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25620 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25621 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25622 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25623 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25624 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25625 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25626 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25627 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25628 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25629 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25630 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25631 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25632 (OPTION_MASK_ISA_SSE4): Removed.
25633 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25634 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25635 (override_options): Don't turn on implied SSE/MMX bits in
25638 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25640 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25643 2008-02-18 Joey Ye <joey.ye@intel.com>
25645 PR middle-end/34921
25646 * tree-nested.c (insert_field_into_struct): Set type alignment
25647 to field alignment if the former is less than the latter.
25649 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25651 * BASE-VER: Set to 4.4.0.
25653 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25655 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25656 * doc/cfg.texi: Likewise.
25657 * doc/extend.texi: Likewise.
25658 * doc/gty.texi: Likewise.
25659 * doc/invoke.texi: Likewise.
25660 * doc/loop.texi: Likewise.
25661 * doc/md.texi: Likewise.
25662 * doc/passes.texi: Likewise.
25663 * doc/rtl.texi: Likewise.
25664 * doc/sourcebuild.texi: Likewise.
25665 * doc/tm.texi: Likewise.
25666 * doc/tree-ssa.texi: Likewise.
25668 2008-02-17 Richard Guenther <rguenther@suse.de>
25670 PR middle-end/35227
25671 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25672 without default definition.
25674 2008-02-17 Richard Guenther <rguenther@suse.de>
25676 PR tree-optimization/35231
25677 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25680 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25683 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25684 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25685 libgcc_cmp_return mode.
25687 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25690 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25692 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25694 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25697 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25699 * doc/c-tree.texi: Use `@.' where appropriate.
25700 * doc/extend.texi: Likewise.
25701 * doc/install.texi: Likewise.
25702 * doc/invoke.texi: Likewise.
25703 * doc/loop.texi: Likewise.
25704 * doc/makefile.texi: Likewise.
25705 * doc/md.texi: Likewise.
25706 * doc/passes.texi: Likewise.
25707 * doc/standards.texi: Likewise.
25708 * doc/tm.texi: Likewise.
25710 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25712 PR middle-end/35196
25713 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
25715 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
25716 rather than in entry_bb.
25718 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25720 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25721 libgcc_cmp_return mode.
25723 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25725 PR middle-end/35130
25726 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
25727 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
25729 2008-02-15 Richard Guenther <rguenther@suse.de>
25730 Zdenek Dvorak <ook@ucw.cz>
25732 PR tree-optimization/35164
25733 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
25734 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
25735 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25736 Only propagate addresses which do not have abnormal SSA_NAMEs
25739 2008-02-15 Joseph Myers <joseph@codesourcery.com>
25742 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
25744 2008-02-15 Jan Hubicka <jh@suse.cz>
25746 PR middle-end/35149
25747 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
25749 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25751 PR middle-end/34621
25752 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
25753 when calculating alignment_pad.
25755 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25757 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
25758 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
25759 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
25760 and STACK_BOUNDARY define.
25762 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
25764 PR preprocessor/35061
25765 * c-pragma.c (handle_pragma_pop_macro): Check that
25766 pushed_macro_table has been allocated.
25768 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
25770 PR middle-end/35136
25771 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
25772 (force_gimple_operand): Likewise.
25773 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
25774 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
25775 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
25776 (find_interesting_uses_address): Check addressability and alignment
25777 of the base expression only after substituting bases of IVs into it.
25779 2008-02-14 Michael Matz <matz@suse.de>
25782 * function.c (instantiate_virtual_regs_in_insn): Reload address
25783 before falling back to reloading the whole operand.
25785 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
25787 * config/s390/s390.c (s390_mainpool_start): Emit the pool
25788 before the first section switch note.
25790 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25792 * doc/bugreport.texi: Update copyright years.
25793 * doc/c-tree.texi: Likewise.
25794 * doc/cfg.texi: Likewise.
25795 * doc/cpp.texi: Likewise.
25796 * doc/cppinternals.texi: Likewise.
25797 * doc/fragments.texi: Likewise.
25798 * doc/frontends.texi: Likewise.
25799 * doc/gcc.texi: Likewise.
25800 * doc/gty.texi: Likewise.
25801 * doc/hostconfig.texi: Likewise.
25802 * doc/implement-c.texi: Likewise.
25803 * doc/libgcc.texi: Likewise.
25804 * doc/loop.texi: Likewise.
25805 * doc/makefile.texi: Likewise.
25806 * doc/options.texi: Likewise.
25807 * doc/passes.texi: Likewise.
25808 * doc/rtl.texi: Likewise.
25809 * doc/sourcebuild.texi: Likewise.
25810 * doc/standards.texi: Likewise.
25811 * doc/tree-ssa.texi: Likewise.
25812 * doc/trouble.texi: Likewise.
25814 * doc/extend.texi: Use @: or add comma where appropriate.
25815 * doc/invoke.texi: Likewise.
25816 * doc/tm.texi: Likewise.
25818 2008-02-14 Alan Modra <amodra@bigpond.net.au>
25821 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
25824 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
25826 * doc/md.texi (clz, ctz): Add reference.
25827 * doc/rtl.texi (clz, ctz): Likewise.
25829 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25832 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
25835 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
25837 * config/s390/s390.c (struct constant_pool): New field
25838 emit_pool_after added.
25839 (s390_mainpool_start): Set the emit_pool_after flag according
25840 to the section switch notes.
25841 (s390_mainpool_finish): Consider emit_pool_after when emitting
25842 the literal pool at the end of the function.
25843 (s390_chunkify_start): Force literal pool splits at section
25846 2008-02-13 Michael Matz <matz@suse.de>
25849 * var-tracking.c (clobber_variable_part): Correctly traverse the
25852 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25855 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
25856 Add -fdump-ipa-inline.
25857 * tree-dump.c (dump_files): Remove tree-inlined dump.
25858 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
25860 2008-02-12 Richard Guenther <rguenther@suse.de>
25862 PR tree-optimization/35171
25863 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
25866 2008-02-12 Richard Guenther <rguenther@suse.de>
25868 PR middle-end/35163
25869 * fold-const.c (fold_widened_comparison): Use get_unwidened in
25870 value-preserving mode. Disallow final truncation.
25872 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
25874 PR middle-end/35136
25875 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
25876 code from here to...
25877 (force_gimple_operand): ...here.
25879 2008-02-12 Jakub Jelinek <jakub@redhat.com>
25882 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
25883 non-compatible pointers.
25884 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
25885 different FIELD_DECLs, try harder by comparing field offsets, sizes
25888 PR inline-asm/35160
25889 * function.c (match_asm_constraints_1): Don't replace the same input
25892 2008-02-12 Anatoly Sokolov <aesok@post.ru>
25894 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
25895 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
25896 (expand_epilogue): Restore RAMPZ register.
25897 * config/avr/avr.md (RAMPZ_ADDR): New constant.
25899 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
25901 * config/i386/cygwin.asm: (__alloca): Correct calling
25902 convention and alignment.
25903 (__chkstk): Force 8 byte stack alignment.
25905 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
25906 Richard Guenther <rguenther@suse.de>
25908 PR tree-optimization/33992
25909 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
25910 the zero we compare against.
25912 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
25914 PR libfortran/35063
25915 * gthr-win32.h (__gthread_mutex_destroy_function): New function
25916 to CloseHandle after unlocking to prevent accumulation of handle
25919 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25921 PR middle_end/34150
25922 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
25923 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
25924 and update LABEL_NUSES during and after reload.
25926 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
25928 PR middle-end/34627
25929 * combine.c (simplify_if_then_else): Make sure the comparison is
25930 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
25932 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
25935 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
25936 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
25937 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
25938 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
25939 * tree.h (get_type_static_bounds): Likewise.
25941 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25943 * doc/invoke.texi (Option Summary, C++ Dialect Options)
25944 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25945 Make -Wfoo language annotations match what the compiler outputs.
25947 2008-02-08 Sa Liu <saliu@de.ibm.com>
25949 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
25950 intrinsics spu_convts, spu_convtu, spu_convtf.
25952 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
25954 * doc/extend.texi (Function Attributes) <noinline>: Mention
25955 asm ("") as method to keep calls.
25957 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25960 * doc/options.texi (Options): Replace references to opts.sh with
25962 * opts-common.c: Likewise.
25963 * optc-gen.awk: Likewise.
25965 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
25967 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
25969 2008-02-07 Richard Henderson <rth@redhat.com>
25972 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
25973 EXPR_LIST for the REG_EQUAL instead of a comparison with a
25976 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
25978 PR tree-optimization/35085
25979 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
25980 for operand entry oe2 in addition to operand entry oe3 in order to
25981 expose more opportunities for vectorizer sum reduction.
25983 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25986 * Makefile.in (LIBS): Remove $(GMPLIBS).
25987 (cc1-dummy, cc1): Add $(GMPLIBS).
25989 2008-02-06 Jan Hubicka <jh@suse.cz>
25992 * i386.md (moddf_integer): Do not produce partial memory stalls for
25993 targets where it hurts.
25995 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
25998 * optabs.c (expand_float): Do not check for decimal modes when
25999 expanding unsigned integer through signed conversion.
26001 2008-02-06 Nick Clifton <nickc@redhat.com>
26003 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26004 inside the clobber with a match_operand and duplicated operand
26005 number in the constraint.
26006 (ineqbranchsi): Delete redundant comment.
26008 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26010 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26011 builtin_define ("__USE_INIT_FINI__").
26012 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26014 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26016 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26018 PR documentation/30330
26019 * doc/invoke.texi (C++ Dialect Options)
26020 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26021 For each warning option -Wfoo that allows -Wno-foo, ensure both
26022 -Wfoo and -Wno-foo are listed in the option index. Fix index
26023 entry of -Wswitch-default, index -Wnormalized= including the
26024 `=', and -Wlarger-than-@var{len} including @var{len}.
26026 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26028 * config/i386/i386.md (floatunssisf2): Use
26029 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26030 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26031 Macroize expander using MODEF mode iterator.
26033 2008-02-05 Diego Novillo <dnovillo@google.com>
26035 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26038 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26040 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26043 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26045 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26048 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26049 to indicate if a message should be generated.
26050 (init_cumulative_args): Updated.
26051 (function_value_32): Likewise.
26053 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26055 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26057 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26060 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26061 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26063 2008-02-04 Diego Novillo <dnovillo@google.com>
26065 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26068 * tree-vrp.c (vrp_evaluate_conditional): With
26069 -Wtype-limits, emit a warning when comparing against a
26070 constant outside the natural range of OP0's type.
26072 2008-02-04 Richard Guenther <rguenther@suse.de>
26074 PR middle-end/33631
26075 * expr.c (count_type_elements): Give for unions instead of
26078 2008-02-04 Richard Guenther <rguenther@suse.de>
26080 PR middle-end/35043
26081 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26082 to TYPE_DOMAINs base type instead of using bitsizetype here.
26084 2008-02-03 Jason Merrill <jason@redhat.com>
26086 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26088 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26091 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26092 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26093 (RS/6000 and PowerPC Options): Fix typos and markup.
26094 * doc/passes.texi (Tree-SSA passes): Likewise.
26096 2008-02-02 Michael Matz <matz@suse.de>
26099 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26100 from record_last_reg_set_info.
26101 (record_last_reg_set_info): Take an RTX argument, iterate over all
26102 constituent hardregs.
26103 (record_last_set_info, record_opr_changes): Change calls to
26104 new signature or to record_last_reg_set_info_regno.
26106 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26108 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26110 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26112 PR rtl-optimization/34773
26113 * reg-notes.def (EQUAL): Mention significance of combination of
26114 REG_EQUAL and REG_RETVAL.
26115 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26116 insn that has a REG_RETVAL.
26118 2008-02-01 Roger Sayle <roger@eyesopen.com>
26121 * configure.ac (--enable-fixed-point): Disable unless explicitly
26123 * configure: Regenerate.
26125 2008-02-01 Richard Guenther <rguenther@suse.de>
26128 * invoke.texi (-finline-limit): Remove no longer true parts
26129 of the documentation. Note that there is no default value.
26131 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26132 Mark Mitchell <mark@codesourcery.com>
26133 Ben Elliston <bje@au.ibm.com>
26136 * doc/extend.texi (Other Builtins): Document.
26138 2008-01-31 Tom Browder <tom.browder@gmail.com>
26140 * doc/c-tree.texi (Types): Fix grammar.
26141 (Expression trees): Ditto.
26142 * doc/passes.texi (Tree-SSA passes): Ditto.
26144 * doc/configterms.texi (Configure Terms): Fix typo.
26145 * doc/cpp.texi (Common Predefined Macros): Ditto.
26146 * doc/md.texi (Machine Constraints): Ditto.
26148 * doc/makefile.texi (Makefile): Add comma.
26150 2008-01-31 Tom Browder <tom.browder@gmail.com>
26151 Gerald Pfeifer <gerald@pfeifer.com>
26153 * doc/sourcebuild.texi (Front End): Remove references to CVS
26154 and CVSROOT/modules.
26155 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26156 (Back End): Remove reference to CVS.
26158 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26161 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26163 (mips16_gp_pseudo_reg): ...here.
26164 * config/mips/mips.md (load_const_gp): Replace with...
26165 (load_const_gp_<mode>): ...this :P-based insn.
26167 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26169 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26170 options. Minor fixes.
26171 (-std): Move reference to standards closer to where language
26172 standards are first mentioned.
26174 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26176 PR rtl-optimization/34995
26177 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26178 parameter and return a bool. If the rtx parameter is nonnull,
26179 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26180 (find_reloads): Update call accordingly. Pass the new operand
26181 if it needed no address reloads, otherwise pass null.
26183 2008-01-30 Richard Henderson <rth@redhat.com>
26186 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26187 for unbounded arrays.
26189 2008-01-30 Silvius Rus <rus@google.com>
26191 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26193 2008-01-30 Jan Hubicka <jh@suse.cz>
26196 * i386.c (init_cumulative_args): Use real function declaration when
26199 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26201 PR rtl-optimization/34998
26202 * global.c (build_insn_chain): Treat non-subreg_lowpart
26203 SUBREGs of pseudos as clobbering all the words covered by the
26204 SUBREG, not just all the bytes.
26205 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26206 original df_ref rather than an extract parameter.
26207 (global_conflicts): Update call accordingly.
26209 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26211 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26212 the overflow check to make it easier to read.
26213 (__fixtfdi): Change the type of the ll member in union
26214 long_double to UDItype_x.
26216 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26218 PR middle-end/34969
26219 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26220 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26221 * tree-inline.c (fold_marked_statements): Call
26222 cgraph_update_edges_for_call_stmt if folding a call statement.
26223 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26224 debug_generic_stmt calls, reset it back afterwards.
26227 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26229 * c-typeck.c (build_external_ref): Don't pedwarn about
26230 static vars in current function's scope.
26232 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26234 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26236 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26239 * ipa-struct-reorg.c: Fix spelling.
26240 * params.def: Ditto.
26242 2008-01-29 Richard Guenther <rguenther@suse.de>
26244 PR middle-end/35006
26245 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26247 * tree-inline.c (remap_type): Increment remapping_type_depth
26248 around remapping types.
26249 (copy_body_r): Only add referenced variables if they are referenced
26250 from code, not types.
26252 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26263 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26264 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26266 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26269 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26270 pointer for tiny stack.
26272 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26274 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26276 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26278 * config/vx-common.h: Fix typo in comment.
26280 2008-01-28 Ian Lance Taylor <iant@google.com>
26284 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26285 coalesce pointers if they have different DECL_NO_TBAA_P values.
26286 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26287 between variables with different DECL_NO_TBAA_P values.
26289 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26292 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26293 are not legitimate small data references on SPE targets.
26295 2008-01-28 David Daney <ddaney@avtrex.com>
26297 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26299 2008-01-28 David Daney <ddaney@avtrex.com>
26301 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26303 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26305 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26306 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26307 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26308 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26309 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26310 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26311 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26312 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26314 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26316 * basic-block.h (condjump_equiv_p): Fix comment.
26318 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26320 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26321 print_generic_stmt_indented): Fix comment.
26323 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26325 * configure.ac (__stack_chk_fail): Add detecion for availability
26326 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26327 * configure: Regenerate.
26329 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26331 PR middle-end/34688
26332 * final.c (output_addr_const): Handle TRUNCATE.
26334 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26337 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26338 (zero_cost, infinite_cost): New constants.
26339 (struct cost_pair): Change type of cost to comp_cost.
26340 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26341 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26343 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26344 split_address_cost, ptr_difference_cost, difference_cost,
26345 get_computation_cost_at, get_computation_cost,
26346 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26347 determine_use_iv_cost_condition, determine_use_iv_costs,
26348 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26349 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26350 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26351 Change type of cost to comp_cost.
26352 (determine_iv_cost): Increase cost of non-original ivs, instead
26353 of decreasing the cost of original ones.
26354 (get_address_cost): Indicate the complexity of the addressing mode
26356 (try_add_cand_for): Prefer using ivs not specific to some object.
26357 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26359 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26360 Janis Johnson <janis187@us.ibm.com>
26363 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26364 (TARGET_INSTANTIATE_DECLS): Likewise.
26365 * target.h (expand_to_rtl_hook): New target hook.
26366 (instantiate_decls): Likewise.
26367 * function.c (instantiate_decl): Make non-static. Rename to...
26368 (instantiate_decl_rtl): ... this.
26369 (instantiate_expr): Use instantiate_decl_rtl.
26370 (instantiate_decls_1): Likewise.
26371 (instantiate_decls): Likewise.
26372 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26373 * function.h (instantiate_decl_rtl): Add prototype.
26374 * cfgexpand.c (target.h): New include.
26375 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26376 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26377 (TARGET_INSTANTIATE_DECLS): Likewise.
26378 (TARGET_INITIALIZER): New target hooks added.
26379 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26381 * config/rs6000/rs6000.c (tree-flow.h): New include.
26382 (machine_function): Add sdmode_stack_slot field.
26383 (rs6000_alloc_sdmode_stack_slot): New function.
26384 (rs6000_instantiate_decls): Likewise.
26385 (rs6000_secondary_memory_needed_rtx): Likewise.
26386 (rs6000_check_sdmode): Likewise.
26387 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26388 (TARGET_INSTANTIATE_DECLS): Likewise.
26389 (rs6000_hard_regno_mode_ok): Allow SDmode.
26390 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26391 (rs6000_emit_move): Handle SDmode.
26392 (function_arg_advance): Likewise.
26393 (function_arg): Likewise.
26394 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26395 SDmode var args for 32-bit compiles.
26396 (rs6000_secondary_reload_class): Handle SDmode.
26397 (rs6000_output_function_epilogue): Likewise.
26398 (rs6000_function_value): Simplify if statement.
26399 (rs6000_libcall_value): Likewise.
26400 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26401 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26402 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26403 (movsd_hardfloat): New define_insn.
26404 (movsd_softfloat): Likewise.
26405 (movsd_store): Likewise.
26406 (movsd_load): Likewise.
26407 (extendsddd2): Likewise.
26408 (extendsdtd2): Likewise.
26409 (truncddsd2): Likewise.
26410 (movdd_hardfloat64): Fixup comment.
26411 (UNSPEC_MOVSD_LOAD): New constant.
26412 (UNSPEC_MOVSD_STORE): Likewise.
26414 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26417 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26419 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26420 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26421 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26422 and TRUTH_XOR_EXPR.
26424 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26427 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26428 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26429 __LONGDOUBLE128 too.
26430 * config/rs6000/aix61.h: New file.
26432 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26434 PR rtl-optimization/34959
26435 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26436 popcount and parity rtxes the same mode as their operand.
26437 Truncate or extend the result to the return value's mode
26440 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26443 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26444 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26445 to GOT_VERSION_REGNUM.
26446 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26447 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26448 * config/mips/mips.c (mips_emit_call_insn): New function.
26449 (mips_call_tls_get_addr): Call mips_expand_call directly.
26450 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26452 (mips16_build_call_stub): Likewise. Return the call insn or null.
26453 (mips_expand_call): Update the call to mips16_build_call_stub
26454 accordingly and a remove redundant condition. Assert that MIPS16
26455 stubs do not use lazy binding. Use mips_emit_call_insn and return
26457 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26459 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26460 (mips_avoid_hazard): Remove hazard_set handling.
26461 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26462 (UNSPEC_RESTORE_GP): ...this.
26463 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26464 (FAKE_CALL_REGNO): Rename to...
26465 (GOT_VERSION_REGNUM): ...this.
26466 (type): Add "ghost" value. Add an associated insn reservation.
26467 (hazard_set): Remove.
26468 (exception_receiver): Rename to...
26469 (restore_gp): ...this and update the unspec identifier accordingly.
26470 (exception_receiver, nonlocal_got_receiver): New expanders.
26471 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26472 FAKE_CALL_REGNO. Remove hazard_set attribute.
26473 (set_got_version, update_got_version): New patterns.
26475 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26478 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26480 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26483 * doc/install.texi2html: Generate gcc-vers.texi.
26485 2008-01-25 DJ Delorie <dj@redhat.com>
26487 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26489 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26491 * config/c4x: Remove directory.
26492 * config.gcc (crx-*, mt-*): Mark obsolete.
26493 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26494 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26495 sh-*-rtemscoff*): Remove cases.
26496 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26497 * real.c (encode_c4x_single, decode_c4x_single,
26498 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26499 c4x_extended_format): Remove.
26500 * real.h (c4x_single_format, c4x_extended_format): Remove.
26501 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26503 (Pragmas): Remove comment about c4x pragmas.
26504 * doc/install.texi (c4x): Remove target-specific instructions.
26505 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26506 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26507 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26508 refer to C4x source files as examples.
26509 (C4X_FLOAT_FORMAT): Remove documentation.
26511 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26513 * config/bfin/bfin.c (override_options): Reorder tests so that
26514 flag_pic gets enabled for -msep-data.
26516 2008-01-25 Richard Guenther <rguenther@suse.de>
26518 PR middle-end/32244
26519 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26520 to its bitfield precision if required.
26522 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26524 PR middle-end/33880
26525 * tree-nested.c (walk_omp_for): New function.
26526 (convert_nonlocal_reference, convert_local_reference): Call
26527 walk_omp_for on OMP_FOR.
26528 (convert_call_expr): Call walk_body on OMP_FOR's
26529 OMP_FOR_PRE_INIT_BODY.
26531 2008-01-25 Richard Guenther <rguenther@suse.de>
26533 PR tree-optimization/34966
26534 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26535 default defs and PHI_NODEs we have to insert after the
26536 defining statement.
26538 2008-01-24 Nick Clifton <nickc@redhat.com>
26540 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26541 Provide a default definition.
26542 (LIBGCC2_UNITS_PER_WORD): Likewise.
26544 * config/stormy16/stormy16.c: Include df.h for the prototype
26545 for df_regs_ever_live_p.
26546 (xstormy16_expand_builtin_va_start): Convert the stack offset
26547 into a component_ref and then use POINTER_PLUS_EXPR to add it
26548 to the incoming_virtual_args_rtx.
26549 (xstormy16_gimplify_va_arg_expr): Rename to
26550 xstormy16_gimplify_va_arg_expr.
26551 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26552 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26553 xstormy16_gimplify_va_arg_expr.
26554 Fix up some formatting issues.
26556 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26557 Move to predicates.md.
26558 (xs_hi_general_operand): Likewise.
26559 (xs_hi_nonmemory_operand): Likewise.
26560 * config/stormy16/predicates.md:
26561 (xstormy16_carry_plus_operand): New predicate.
26562 (xs_hi_general_operand): New predicate.
26563 (xs_hi_nonmemory_operand): New predicate.
26564 * config/stormy16/stormy16-protos.h:
26565 (xstormy16_carry_plus_operand): Delete prototype.
26566 (xs_hi_general_operand): Likewise.
26567 (xs_hi_nonmemory_operand): Likewise.
26569 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26570 modifiers as they are no longer needed and they can trigger
26571 reload spill failures.
26573 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26574 with a match_operand in order to help reload.
26576 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26577 constraint with 'e' for the 8th alternative as this version of
26578 the mov.w instruction only accepts the lower 8 registers.
26580 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26583 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26584 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26587 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26589 PR middle-end/33333
26590 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26592 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26594 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26596 (remove_structure): Update allocations list before removing structure.
26598 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26600 * ipa-struct-reorg.c (is_safe_cond_expr,
26601 create_new_stmts_for_cond_expr): Use integer_zerop function,
26602 that recognize not only zero-pointer, but zero-integer too.
26604 2008-01-25 Ben Elliston <bje@au.ibm.com>
26607 * fixproto: Escape "." in sed expression that strips leading "./".
26609 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26612 * gcc.c (SWITCH_OK): Removed.
26613 (SWITCH_LIVE): Changed to bit.
26614 (SWITCH_FALSE): Likewise.
26615 (SWITCH_IGNORE): Likewise.
26616 (switchstr): Change live_cond to unsigned int.
26617 (process_command): Replace SWITCH_OK with 0.
26618 (do_self_spec): Likewise.
26619 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26620 (give_switch): Likewise.
26621 (used_arg): Likewise.
26622 (do_spec_1): Set the SWITCH_IGNORE bit.
26623 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26624 bits. Set the SWITCH_LIVE bit.
26626 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26628 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26630 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26632 PR tree-optimization/34472
26633 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26634 parameter to a "bool *" and set *DATA to false if there is
26635 an unsafe access. Do not delete the structure here.
26636 (check_cond_exprs): Delete it here instead.
26637 (check_cond_exprs, exclude_cold_structs): Do not increase
26638 I when removing a structure.
26640 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26643 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26644 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26646 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26648 PR middle-end/34934
26649 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26650 a fixed vector for stack.
26652 2008-01-24 Ben Elliston <bje@au.ibm.com>
26655 * doc/gcc.texi (Software development): Add a direntry for g++.
26657 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26659 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26660 stale and straggling -fforce-addr comments above.
26662 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26664 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26665 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26667 2008-01-23 Michael Matz <matz@suse.de>
26670 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26673 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26675 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26676 malloc result type.
26678 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26680 * config/avr/avr.c (avr_current_arch): New variable.
26681 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26682 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26683 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26684 (avr_override_options): Init 'avr_current_arch'.
26685 (base_arch_s): Move from here...
26686 * config/avr/avr.h (base_arch_s): ... here. Add new members
26687 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26688 'mega' to 'have_jmp_call'.
26689 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26690 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26692 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26694 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26695 MULTILIB_MATCHES): Ditto.
26697 2008-01-23 Richard Guenther <rguenther@suse.de>
26699 PR middle-end/31529
26700 * cgraphunit.c (cgraph_reset_node): Always mark the node
26701 not reachable if it is not queued already.
26703 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26705 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26706 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26707 (cputype_selected): New static variable.
26708 (bfin_handle_option): Set it if -mcpu is used.
26709 (override_option): Select default set of workarounds if no cpu type
26710 selected on the command line.
26711 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
26713 From Michael Frysinger <michael.frysinger@analog.com>
26714 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
26715 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
26717 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
26718 for bf547, bf523, bf524, and bf526.
26719 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
26721 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
26722 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
26723 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
26724 __ADSPBF547__ and __ADSPBF54x__ for bf547.
26725 * doc/invoke.texi (Blackfin Options): Document that
26726 -mcpu now accept bf547, bf523, bf524, and bf526.
26728 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
26730 PR rtl-optimization/34628
26731 * combine.c (try_combine): Stop and undo after the first combination
26732 if an autoincrement side-effect on the first insn has effectively
26735 2008-01-22 David Edelsohn <edelsohn@gnu.org>
26738 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
26739 Offset addresses are not valid for Altivec or paired float modes.
26741 2008-01-22 Jakub Jelinek <jakub@redhat.com>
26744 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
26745 if DECL_INITIAL (decl) is error_mark_node.
26748 * c-common.c (handle_vector_size_attribute): Only allow
26749 integral, scalar float and fixed point types. Handle OFFSET_TYPE
26750 the same way as pointer, array etc. types.
26751 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
26754 * tree.c (build_type_attribute_qual_variant): Call
26755 build_qualified_type if attributes are equal, but quals are not.
26757 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26760 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
26761 * flags.h (warn_strict_aliasing): Remove.
26762 (warn_strict_overflow): Remove.
26763 * opts.c (warn_strict_aliasing): Remove.
26764 (warn_strict_overflow): Remove.
26765 * c-opts.c (c_common_handle_option): -Wall only sets
26766 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
26767 (c_common_post_options): Give default values to -Wstrict-aliasing
26768 and -Wstrict-overflow if they are uninitialized.
26769 * common.opt (Wstrict-aliasing): Specify Var and Init.
26770 (Wstrict-overflow): Likewise.
26772 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
26774 PR rtl-optimization/26854
26775 PR rtl-optimization/34400
26776 PR rtl-optimization/34884
26777 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
26779 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
26780 (df_rd_bb_info.expanded_lr_out): Deleted
26781 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
26782 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
26783 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26784 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26785 Removed code to allocate, initialize or free expanded_lr_out.
26786 (df_rd_bb_local_compute_process_def): Restructured to make more
26788 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
26789 sets if the sets are being trimmed.
26791 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
26794 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
26795 (as_vers): Likewise.
26796 * configure: Regenerated.
26798 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26800 PR middle-end/33092
26801 * tree-pass.h (pass_build_alias): New pass.
26802 * tree-ssa-alias.c (gate_build_alias): New.
26803 (pass_build_alias): New.
26804 * passes.c (init_optimization_passes): Add pass_build_alias after
26805 pass_create_structure_vars.
26807 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
26809 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
26810 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
26811 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
26812 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
26813 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
26814 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
26815 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
26816 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
26817 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
26818 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
26819 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
26820 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
26821 * config/s390/s390.md (FP_ALL): New mode iterator.
26822 (_d): New mode attribute.
26823 ("*signbit<mode>2>"): Changed mode of first operand.
26824 ("isinf<mode>2"): Changed mode of first operand.
26825 ("*TDC_insn"): Adaptation for DFP modes.
26827 2008-01-22 Ben Elliston <bje@au.ibm.com>
26829 * tree.c (check_qualified_type): Improve function description.
26831 2008-01-21 Jason Merrill <jason@redhat.com>
26834 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
26835 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
26838 2008-01-21 DJ Delorie <dj@redhat.com>
26840 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
26843 2008-01-21 Richard Guenther <rguenther@suse.de>
26845 PR middle-end/34856
26846 * tree-cfg.c (verify_expr): Allow all invariant expressions
26847 instead of just constant class ones as reference argument.
26848 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
26849 like any other constant.
26850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26852 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
26854 * regmove.c (fixup_match_1): Update call crossed frequencies.
26856 2008-01-21 Richard Guenther <rguenther@suse.de>
26859 * tree-inline.c (setup_one_parameter): Deal with mismatched
26860 types using a VIEW_CONVERT_EXPR.
26862 2008-01-21 Alon Dayan <alond@il.ibm.com>
26863 Olga Golovanevsky <olga@il.ibm.com>
26865 PR tree-optimization/34701
26866 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
26867 when the structure size is not a power of 2.
26869 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
26871 * doc/install.texi: Add doc for --enable-checking=df.
26873 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
26875 PR rtl-optimization/34808
26876 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
26878 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26880 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
26883 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
26885 PR rtl-optimization/26854
26886 PR rtl-optimization/34400
26887 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
26889 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
26890 (df_rd_bb_info.expanded_lr_out): New.
26891 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
26892 * loop_iv.c (iv_analysis_loop_init): Ditto.
26893 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
26894 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
26895 Added code to allocate, initialize or free expanded_lr_out.
26896 (df_rd_bb_local_compute_process_def): Restructured to make
26897 more understandable.
26898 (df_rd_confluence_n): Add code to do nothing with fake edges and
26899 code to no apply invalidate_by_call sets if the sets are being trimmed.
26900 (df_lr_local_finalize): Renamed to df_lr_finalize.
26901 (df_live_local_finalize): Renamed to df_live_finalize.
26903 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
26906 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
26907 deciding whether to use reciprocal instructions.
26909 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
26911 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
26912 dwarf2out_note_section_used if cold_text_section is NULL.
26914 2008-01-19 Jakub Jelinek <jakub@redhat.com>
26916 PR gcov-profile/34610
26917 * tree-cfg.c (make_edges): Mark both outgoing edges from
26918 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
26919 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
26920 from OMP_FOR and OMP_CONTINUE outgoing edges.
26922 * tree-profile.c (tree_profiling): Return early if
26923 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
26925 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
26926 from cfun to child_cfun.
26927 * function.h (struct function): Add after_tree_profile bit.
26929 2008-01-19 Anatoly Sokolov <aesok@post.ru>
26931 * config/avr/avr.S (_exit): Disable interrupt.
26933 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26934 Steven Bosscher <stevenb.gcc@gmail.com>
26936 PR rtl-optimization/26854
26937 PR rtl-optimization/34400
26938 * df-problems.c (df_live_scratch): New scratch bitmap.
26939 (df_live_alloc): Allocate df_live_scratch when doing df_live.
26940 (df_live_reset): Clear the proper bitmaps.
26941 (df_live_bb_local_compute): Only process the artificial defs once
26942 since the order is not important.
26943 (df_live_init): Init the df_live sets only with the variables
26944 found live by df_lr.
26945 (df_live_transfer_function): Use the df_lr sets to prune the
26946 df_live sets as they are being computed.
26947 (df_live_free): Free df_live_scratch.
26949 2008-01-18 Ian Lance Taylor <iant@google.com>
26951 * common.opt: Add fmerge-debug-strings.
26952 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
26953 flag_merge_debug_strings rather than flag_merge_constants.
26954 * doc/invoke.texi (Option Summary): Mention
26955 -fmerge-debug-strings.
26956 (Debugging Options): Document -fmerge-debug-strings.
26958 2008-01-18 Ian Lance Taylor <iant@google.com>
26961 * tree.h (DECL_IS_OPERATOR_NEW): Define.
26962 (struct tree_function_decl): Add new field operator_new_flag.
26963 * tree-inline.c (expand_call_inline): When inlining a call to
26964 operator new, force the return value to go into a variable, and
26965 set DECL_NO_TBAA_P on that variable.
26966 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
26968 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
26971 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
26972 DWARF2_DEBUGGING_INFO.
26973 (dwarf2out_note_section_used): Ditto. Add prototype.
26974 (have_multiple_function_sections, text_section_used,
26975 cold_text_section_used, *cold_text_sections): Move declarations
26978 2008-01-17 Bob Wilson <bob.wilson@acm.org>
26980 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
26981 field and add signal_ra.
26982 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
26983 assignments to frame state pc. Move end of stack check after
26984 MD_FALLBACK_FRAME_STATE_FOR.
26985 (uw_update_context_1): Use frame state signal_regs if set, instead
26986 of checking signal_frame flag.
26987 (uw_update_context): Use frame state signal_ra if set.
26988 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
26989 * config/xtensa/linux-unwind.h: New file.
26991 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
26993 * modulo-sched.c (get_sched_window): Fix comment typo.
26995 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
26997 PR tree-optimization/34648
26998 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27000 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27002 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27003 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27005 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27007 PR rtl-optimization/34400
27008 * df-core.c (df_worklist_dataflow_overeager,
27009 df_worklist_dataflow_doublequeue): New functions.
27010 (df_worklist_dataflow): Two different worklist solvers.
27011 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27014 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27017 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27018 and ftree-parallelize-loops.
27020 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27022 PR rtl-optimization/34826
27023 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27025 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27027 * global.c (find_reg): Mark the eh regs as used if necessary.
27028 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27029 * ra.h (struct allocno): no_eh_reg field added. Changed
27030 no_stack_reg type to bitfield.
27032 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27034 * tree.c (substitute_in_expr): Add missing 'break'.
27036 2008-01-17 Richard Guenther <rguenther@suse.de>
27038 PR tree-optimization/34825
27039 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27040 x / x as division to handle.
27042 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27044 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27045 "-pthread" is specified.
27046 * pa-hpux11.h (LIB_SPEC): Likewise.
27048 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27049 Peter Bergner <bergner@vnet.ibm.com>
27051 PR rtl-optimization/33796
27052 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27054 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27056 PR libgfortran/34699
27057 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27059 * pa-hpux10.h (LINK_SPEC): Likewise.
27060 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27062 2008-01-16 Richard Guenther <rguenther@suse.de>
27064 PR middle-end/32628
27065 * fold-const.c (fold_convert_const_int_from_int): Do not
27066 set overflow if that occured only because of a sign extension
27067 change when converting from/to a sizetype with the same
27068 precision and signedness.
27070 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27073 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27074 location address to the correct place. Update copyright year.
27076 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27078 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27079 no dependences in the dependence_relations vector.
27081 2008-01-16 Jan Hubicka <jh@suse.cz>
27083 PR rtl-optimization/31396
27084 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27085 * cfg.c (dump_reg_info): Print it.
27086 * regs.h (struct reg_info_t): add freq_calls_crossed.
27087 (REG_FREQ_CALLS_CROSSED): New macro.
27088 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27089 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27090 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27091 regmove_optimize): Update call crossed frequencies.
27092 * local-alloc.c (struct qty): Add freq_calls_crossed.
27093 (alloc_qty): Copute freq_calls_crossed.
27094 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27095 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27096 * ra.h (struct allocno): Add freq_calls_crossed.
27098 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27100 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27101 libgomp when compiling with ftree-parallelize-loops.
27102 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27104 2008-01-16 Richard Guenther <rguenther@suse.de>
27106 PR tree-optimization/34769
27107 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27108 * tree.c (int_cst_value): Instead make this function more
27109 permissive in what it accepts as valid input. Document this
27110 function always sign-extends the value.
27112 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27113 Richard Guenther <rguenther@suse.de>
27116 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27117 (gimple_fold_indirect_ref_rhs): ... this.
27118 (gimple_fold_indirect_ref): New function with foldings
27119 that preserve lvalueness.
27120 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27121 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27122 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27123 to fold an INDIRECT_REF, fall back to the old use of
27124 fold_indirect_ref_1.
27126 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27128 * tree-data-ref.c (subscript_dependence_tester_1): Call
27129 free_conflict_function.
27130 (compute_self_dependence): Same.
27132 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27135 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27136 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27138 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27139 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27140 for DWARF2_UNWIND_INFO targets.
27142 2008-01-16 Richard Guenther <rguenther@suse.de>
27145 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27146 type qualifiers for function types.
27148 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27150 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27151 loop_iterator li from previous commit.
27153 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27155 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27157 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27159 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27160 (parallelize_loops): Don't parallelize irreducible components.
27162 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27165 * c-opts (c_common_post_options): Do not enable CPP
27166 flag_pedantic_errors by default.
27168 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27170 PR rtl-optimization/31944
27171 * cse.c (remove_pseudo_from_table): New function.
27172 (merge_equiv_classes): Use above function to remove pseudo-registers.
27173 (invalidate): Likewise.
27175 2008-01-13 Richard Guenther <rguenther@suse.de>
27177 PR middle-end/34601
27178 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27179 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27181 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27183 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27184 validate_change to unshare the source of the PC set.
27186 2008-01-12 Jan Hubicka <jh@suse.cz>
27188 PR middle-end/32135
27189 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27190 references above array bounds. This might trigger bounds checks for
27191 pointers to arrays.
27193 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27195 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27196 new_replaceable_dependencies.
27198 2008-01-12 Doug Kwan <dougkwan@google.com>
27200 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27201 instead of OPT_Wreturn_type in warning due to ignored return type
27203 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27204 options included in -Wextra.
27205 * c.opt: New option -Wignored_qualifiers.
27206 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27207 -Wignore_qualifiers.
27208 (-Wignored-qualifiers): Document.
27209 (-Wreturn-type): Remove description of functionality now handled
27210 by -Wignored-qualifiers.
27212 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27215 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27216 NOP_EXPR if it is between integral types with the same precision.
27218 2008-01-12 Jan Hubicka <jh@suse.cz>
27221 * invoke.texi (max-inline-recursive-depth): Fix default value.
27223 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27225 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27228 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27230 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27232 2008-01-11 James E. Wilson <wilson@specifix.com>
27235 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27237 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27239 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27240 save/restore frame pointer register and don't use 'call-prologues'
27241 optimization in function with "OS_task" attribute.
27243 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27245 PR middle-end/31309
27246 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27247 when copying to memory.
27249 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27251 PR rtl-optimization/30905
27252 * cfgcleanup.c: Include dce.h
27253 (crossjumps_occured): New global variable.
27254 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27255 If something changed, set crossjumps_occured to true.
27256 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27257 Don't add/remove fake edges to exit here...
27258 (cleanup_cfg): ...but do it here, when crossjumping.
27259 Run a fast DCE when successful crossjumps occured in the latest
27260 iteration of try_optimize_cfg.
27262 2008-01-11 Richard Guenther <rguenther@suse.de>
27264 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27265 (struct vn_unary_op_s): Likewise.
27266 (vn_reference_insert): Free old reference on hash collision.
27268 2008-01-10 Raksit Ashok <raksit@google.com>
27270 PR rtl-optimization/27971
27271 * combine.c (find_split_point): Split PLUS expressions which are
27272 inside a MEM rtx, and whose first operand is complex.
27274 2008-01-10 DJ Delorie <dj@redhat.com>
27276 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27277 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27278 (m32c_hard_regno_ok): Call the underlying function.
27280 2008-01-10 Richard Guenther <rguenther@suse.de>
27282 PR middle-end/34683
27283 * tree-cfg.c (tree_merge_blocks): Do not go through the
27284 full-blown folding and stmt updating path if we just deal
27285 with virtual operands.
27286 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27287 test for abnormal SSA_NAMEs.
27289 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27291 PR middle-end/34641
27292 * reload.c (push_reload): Add assertions. All constants from
27293 reg_equiv_constant should have been used for replacing the respective
27295 (find_reloads_address): Invoke find_reloads_address_part for
27296 constant taken from the reg_equiv_constant array.
27298 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27300 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27301 field (valnum) the first in the struct. Replace bools with
27304 2008-01-10 Richard Guenther <rguenther@suse.de>
27306 PR tree-optimization/34651
27307 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27308 types and ordering for masking and converting.
27310 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27312 PR tree-optimization/34017
27313 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27314 also for PHI_NODE expressions.
27316 2008-01-09 Jan Hubicka <jh@suse.cz>
27318 PR tree-optimization/34708
27319 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27320 based on number of case labels.
27321 (init_inline_once): Remove switch_cost.
27322 * tree-inline.h (eni_weights_d): Remove switch_cost.
27324 2008-01-09 Richard Guenther <rguenther@suse.de>
27325 Andrew Pinski <andrew_pinski@playstation.sony.com>
27327 PR middle-end/30132
27328 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27329 temporary if an rvalue is ok or an lvalue is not required.
27331 2008-01-09 Richard Guenther <rguenther@suse.de>
27333 PR middle-end/34458
27334 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27335 adjust return type.
27337 2008-01-09 Richard Guenther <rguenther@suse.de>
27339 PR middle-end/34679
27340 * tree.c (host_integerp): Check for sizetype only if the
27341 type is an integer type.
27343 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27346 * opts.c (decode_options): Disable inlining of functions called
27347 once if not in unit-at-a-time mode.
27349 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27351 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27353 2008-01-08 Richard Guenther <rguenther@suse.de>
27355 PR middle-end/31863
27356 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27357 out early if the result will be unused.
27359 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27364 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27365 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27368 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27370 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27371 for vectorization tuned.
27373 2008-01-08 Richard Guenther <rguenther@suse.de>
27375 PR tree-optimization/34683
27376 * tree-ssa-operands.c (operand_build_cmp): Export.
27377 * tree-ssa-operands.h (operand_build_cmp): Declare.
27378 * tree-vn.c (vuses_compare): Remove.
27379 (sort_vuses): Use operand_build_cmp.
27380 (sort_vuses_heap): Likewise.
27381 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27382 to re-use old VEC if available. Do not sort already sorted VUSEs.
27383 (vdefs_to_vec): Do not sort already sorted VDEFs.
27385 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27387 PR middle-end/34694
27388 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27390 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27393 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27394 limitations of reciprocal sequences on x86 targets.
27396 2008-01-08 Richard Guenther <rguenther@suse.de>
27398 PR tree-optimization/34683
27399 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27401 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27404 * config/darwin.c (darwin_mergeable_string_section): Don't use
27405 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27407 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27410 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27411 negxf2. Macroize expander using X87MODEF mode iterator. Change
27412 predicates of op0 and op1 to register_operand.
27413 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27414 expander using X87MODEF mode iterator. Change predicates of
27415 op0 and op1 to register_operand.
27416 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27417 corresponding patterns and macroize using MODEF macro. Change
27418 predicates of op0 and op1 to register_operand and remove
27419 "m" constraint. Disparage "r" alternative with "!".
27420 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27421 macroize using X87MODEF macro. Change predicates of op0 and op1
27422 to register_operand and remove "m" constraint. Disparage "r"
27423 alternative with "!".
27424 (absneg splitter with memory operands): Remove.
27425 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27426 patterns and macroize using X87MODEF mode iterator.
27427 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27428 Change predicate of op1 to register_operand.
27429 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27430 for memory operands.
27432 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27434 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27436 2008-01-07 Richard Guenther <rguenther@suse.de>
27438 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27441 2008-01-07 Richard Guenther <rguenther@suse.de>
27443 PR tree-optimization/34683
27444 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27445 VOPs of the needed size to save memory. Use VEC_quick_push
27446 to save compile-time.
27447 (vdefs_to_vec): Likewise.
27449 2008-01-07 Sa Liu <saliu@de.ibm.com>
27451 * config/spu/spu.md (divdf3): Genetate inline code for double
27452 division. The implementation doesn't handle INF or NAN, therefore it
27453 only applies when -ffinite-math-only is given.
27455 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27458 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27459 * doc/cpp.texi ([Common Predefined Macros]): Document.
27461 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27463 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27464 order to use commutative addition instead of subtraction.
27466 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27467 Mircea Namolaru <namolaru@il.ibm.com>
27468 Vladimir Yanovsky <yanov@il.ibm.com>
27469 Revital Eres <eres@il.ibm.com>
27471 PR tree-optimization/34263
27472 * tree-outof-ssa.c (process_single_block_loop_latch,
27473 contains_tree_r): New functions.
27474 (analyze_edges_for_bb): Call process_single_block_loop_latch
27475 function to empty single-basic-block latch block if possible.
27477 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27479 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27481 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27483 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27485 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27487 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27489 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27491 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27493 PR tree-optimization/34618
27494 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27497 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27500 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27501 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27502 Update copyright year.
27504 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27505 Update copyright year.
27506 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27509 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27511 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27512 edge does not point to current bb before changing need_assert.
27514 2008-01-04 Richard Guenther <rguenther@suse.de>
27516 PR middle-end/34029
27517 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27518 for verifying purposes if they are is_gimple_min_invariant.
27520 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27522 PR tree-optimization/34448
27523 PR tree-optimization/34465
27524 * gimplify.c (gimplify_init_constructor): Add new parameter
27525 notify_temp_creation. Use it.
27526 (gimplify_modify_expr_rhs): Take volatiles into account when
27527 optimizing constructors.
27528 Do not optimize constructors if gimplify_init_constructor will dump to
27530 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27531 * gcc.c-torture/compile/pr34448.c: New.
27533 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27535 PR gcov-profile/34609
27536 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27537 return_slot if result is TREE_ADDRESSABLE.
27539 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27541 * config/mips/mips.md (sqrt_condition): Tweak comment.
27542 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27544 2008-01-03 Tom Tromey <tromey@redhat.com>
27547 * c-common.c (c_type_hash): Handle VLAs.
27549 2008-01-03 Jan Hubicka <jh@suse.cz>
27551 PR tree-optimization/31081
27552 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27553 0 when inlining and not inlining to first basic block.
27554 (remap_decl): When var is initialized to 0, don't set default_def.
27555 (expand_call_inline): Set entry_bb.
27556 * tree-inline.h (copy_body_data): Add entry_bb.
27558 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27561 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27564 PR tree-optimization/29484
27565 * tree-inline.c (inline_forbidden_p_2): New function.
27566 (inline_forbidden_p): Disallow inlining if some static var
27567 has an address of a local LABEL_DECL in its initializer.
27568 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27571 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27573 PR tree-optimization/34635
27574 * tree-data-ref.c (add_other_self_distances): Make sure that the
27575 evolution step is constant.
27577 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27579 PR middle-end/34608
27580 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27582 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27584 * tree-sra.c (scalarize_init): Insert the generate_element_init
27585 statements after the generate_element_zero statements.
27587 2008-01-02 Richard Guenther <rguenther@suse.de>
27589 PR middle-end/34093
27590 PR middle-end/31976
27591 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27592 for very large number of operands instead of ICEing.
27594 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27597 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27598 while stack probing.
27600 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27602 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27605 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27607 PR libmudflap/26442
27608 * tree-mudflap.c (mx_register_decls): Guard warning by
27609 !DECL_ARTIFICIAL check.
27611 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27613 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27614 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27615 sse5_perm<mode>): Fix constraints.